1 2008-05-09 Tom Tromey <tromey@redhat.com>
4 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9 PR tree-optimization/36129
10 * tree-ssa-cpp.c: Include value-prof.h.
11 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12 built-in function was folded to a constant.
13 * Makefile.in (tree-ssa-cpp.c): Depend on value-prof.h
15 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16 Sebastian Pop <sebastian.pop@amd.com>
18 * tree-scalar-evolution.c: Document instantiate_scev.
19 (instantiate_parameters_1): Renamed instantiate_scev_1.
20 Don't use the same loop for instantiation_loop and evolution_loop.
21 (instantiate_scev): New.
22 (instantiate_parameters): Moved...
23 (resolve_mixers): Update call to instantiate_scev_1 to pass the
24 same loop twice. Maintains the semantics for this function.
25 * tree-scalar-evolution.h (instantiate_scev): Declare.
26 (instantiate_parameters): ...here. Now static inline.
27 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
28 instead of resolve_mixers.
30 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
32 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
34 2008-05-09 Tomas Bily <tbily@suse.cz>
36 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
37 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
38 * tree-ssa-structalias.c (get_constraint_for): Likewise.
39 * c-common.c (c_common_truthvalue_conversion): Likewise.
40 * tree-object-size.c (compute_object_offset): Likewise.
41 * tree-inline.c (estimate_num_insns_1): Likewise.
42 * varasm.c (const_hash_1, compare_constant, copy_constant)
43 (compute_reloc_for_constant, output_addressed_constants)
44 (initializer_constant_valid_p): Likewise.
45 * c-omp.c (check_omp_for_incr_expr): Likewise.
46 * gimplify.c (gimplify_expr): Likewise.
47 * c-typeck.c (c_finish_return): Likewise.
48 * tree-vectorizer.c (supportable_widening_operation)
49 (supportable_narrowing_operation): Likewise.
50 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
51 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
52 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
53 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
54 (descr_info_loc): Likewise.
55 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
56 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
57 (fold_unary): Likewise.
58 * builtins.c (get_pointer_alignment): Likewise.
59 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
60 (instantiate_parameters_1): Likewise.
61 * tree.c (expr_align, stabilize_reference): Likewise.
62 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
63 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
64 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
65 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
66 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
67 * c-common.c (c_alignof_expr, check_function_arguments_recurse): Likewise.
68 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
69 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
70 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
71 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
72 (forward_propagate_comparison)
73 (tree_ssa_forward_propagate_single_use_vars): Likewise.
74 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
75 * emit-rtl.c (component_ref_for_mem_expr)
76 (set_mem_attributes_minus_bitpos): Likewise.
77 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
78 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr): Likewise.
79 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
80 (build_function_call, pointer_diff, build_compound_expr)
81 (c_finish_return): Likewise.
82 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
83 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1): Likewise.
84 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
85 * expr.c (is_aligning_offset): Likewise.
86 * tree-ssa-alias.c (is_escape_site): Likewise.
87 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
88 (check_all_va_list_escapes): Likewise.
89 * tree-ssa-loop-ivopts.c (determine_base_object)
90 (determine_common_wider_type): Likewise.
91 * dojump.c (do_jump): Likewise.
92 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
93 * tree-gimple.c (is_gimple_cast): Likewise.
94 * fold-const.c (decode_field_reference, )
95 (fold_sign_changed_comparison, fold_unary, fold_comparison)
96 (fold_binary): Likewise.
97 * tree-ssa-alias-warnings.c (find_alias_site_helper)
98 (already_warned_in_frontend_p): Likewise.
99 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
100 * tree.c (really_constant_p, get_unwidened): Likewise.
101 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
102 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
103 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1): Likewise.
104 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use CONVERT_EXPR_P.
105 (CONVERT_EXPR_P): Define.
106 (CASE_CONVERT): Define.
108 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
111 * dce.c (deletable_insn_p): Do not delete calls if
113 (delete_unmarked_insns): When deleting a call, call
114 delete_unreachable_blocks.
115 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
116 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed
119 2008-05-08 Richard Guenther <rguenther@suse.de>
121 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
122 (-ftree-salias): Likewise.
123 (salias-max-implicit-fields): Remove param documentation.
124 (salias-max-array-elements): Likewise.
125 * tree-pass.h (pass_create_structure_vars): Remove.
126 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
127 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
128 * tree-ssa-alias.c (create_structure_vars): Remove.
129 (gate_structure_vars): Likewise.
130 (pass_create_structure_vars): Likewise.
131 (gate_build_alias): Likewise.
132 (pass_build_alias): Adjust to run always and dump the function.
133 * common.opt (ftree-salias): Hide.
134 * passes.c (init_optimization_passes): Remove
135 pass_create_structure_vars, adjust comment.
136 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
137 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
138 * opts.c (decode_options): Do not set flag_tree_salias.
139 (common_handle_option): Add OPT_ftree_salias to the backward
140 compatibility section.
142 2008-05-08 Richard Guenther <rguenther@suse.de>
144 * tree-flow-inline.h (var_can_have_subvars): Move ...
145 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
146 * tree-flow.h (var_can_have_subvars): Remove.
147 (push_fields_onto_fieldstack): Remove.
148 (sort_fieldstack): Likewise.
149 (struct fieldoff): Move ...
150 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
151 alias_set and base_for_components fields.
152 (sort_fieldstack): Make static.
153 (push_fields_onto_fieldstack): Likewise. Remove code that
154 handles anything but RECORD_TYPEs. Remove alias_set and
155 base_for_components handling.
156 (create_variable_info_for): Adjust.
158 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
160 * common.opt (Wframe-larger-than=): Shorten the help message
162 * doc/invoke.texi (Wframe-larger-than=): Add more description.
164 2008-05-08 Rafael Espindola <espindola@google.com>
166 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
168 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
169 trap and that both operands are gimple values.
170 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
171 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
174 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
176 * read-rtl.c (join_c_conditions): Return the first string if the
177 two strings are equal.
179 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
181 * gensupport.h (pred_data): Add a "num_codes" field.
182 (add_predicate_code): Declare.
183 * gensupport.c (add_predicate_code): New function.
184 (std_pred_table): Add an "allows_const_p" field.
185 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
186 Remove the (incomplete) list of such codes from the codes field.
187 (init_predicate_table): Use add_predicate_code. Add all
188 RTX_CONST_OBJs if allows_const_p is true.
189 * genrecog.c (process_define_predicate): Use add_predicate_code.
191 2008-05-08 David Daney <ddaney@avtrex.com>
192 Richard Sandiford <rsandifo@nildram.co.uk>
194 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
195 special case of constant zero operands.
196 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
197 old and new values. Special case constant zero values.
198 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
200 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
201 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
203 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
206 * simplify-rtx.c (simplify_plus_minus): Create CONST of
207 similar RTX_CONST_OBJ before CONST_INT.
209 2008-05-08 Steve Ellcey <sje@cup.hp.com>
211 * stmt.c (expand_stack_restore): Change sa mode if needed.
213 2008-05-08 Richard Guenther <rguenther@suse.de>
215 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
217 (ix86_sol10_return_in_memory): Likewise.
218 (ix86_i386elf_return_in_memory): Likewise.
219 (ix86_i386interix_return_in_memory): Likewise.
220 * config/i386/i386.c (ix86_return_in_memory): Likewise.
221 (ix86_sol10_return_in_memory): Likewise.
222 (ix86_i386elf_return_in_memory): Likewise.
223 (ix86_i386interix_return_in_memory): Likewise.
225 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
228 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
230 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
231 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
234 2008-05-08 Richard Guenther <rguenther@suse.de>
236 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
237 * tree-data-ref.h (struct dr_alias): Remove subvars field.
238 (DR_SUBVARS): Remove.
239 * tree-dfa.c (dump_subvars_for): Remove.
240 (debug_subvars_for): Likewise.
241 (dump_variable): Do not dump subvars.
242 (remove_referenced_var): Do not remove subvars.
243 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
244 (lookup_subvars_for_var): Remove.
245 (get_subvars_for_var): Likewise.
246 (get_subvars_at): Likewise.
247 (get_first_overlapping_subvar): Likewise.
248 (overlap_subvar): Likewise.
249 * tree-flow.h (subvar_t): Remove.
250 (struct var_ann_d): Remove subvars field.
251 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
252 argument. Remove special handling of SFTs.
253 (compute_tag_properties): Likewise.
254 (set_initial_properties): Likewise.
255 (compute_call_clobbered): Likewise.
256 (count_mem_refs): Likewise.
257 (compute_memory_partitions): Likewise.
258 (compute_flow_insensitive_aliasing): Likewise.
259 (setup_pointers_and_addressables): Likewise.
260 (new_type_alias): Likewise.
261 (struct used_part): Remove.
262 (used_portions): Likewise.
263 (struct used_part_map): Likewise.
264 (used_part_map_eq): Likewise.
265 (used_part_map_hash): Likewise.
266 (free_used_part_map): Likewise.
267 (up_lookup): Likewise.
268 (up_insert): Likewise.
269 (get_or_create_used_part_for): Likewise.
270 (create_sft): Likewise.
271 (create_overlap_variables_for): Likewise.
272 (find_used_portions): Likewise.
273 (create_structure_vars): Likewise.
274 * tree.def (STRUCT_FIELD_TAG): Remove.
275 * tree.h (MTAG_P): Adjust.
276 (struct tree_memory_tag): Remove base_for_components and
277 unpartitionable flags.
278 (struct tree_struct_field_tag): Remove.
279 (SFT_PARENT_VAR): Likewise.
280 (SFT_OFFSET): Likewise.
281 (SFT_SIZE): Likewise.
282 (SFT_NONADDRESSABLE_P): Likewise.
283 (SFT_ALIAS_SET): Likewise.
284 (SFT_UNPARTITIONABLE_P): Likewise.
285 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
286 (union tree_node): Remove sft field.
287 * alias.c (get_alias_set): Remove special handling of SFTs.
288 * print-tree.c (print_node): Remove handling of SFTs.
289 * tree-dump.c (dequeue_and_dump): Likewise.
290 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
291 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
292 * tree-predcom.c (set_alias_info): Do not set subvars.
293 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
294 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
295 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
296 (add_vars_for_offset): Remove.
297 (add_virtual_operand): Remove special handling of SFTs.
298 (add_call_clobber_ops): Likewise.
299 (add_call_read_ops): Likewise.
300 (get_asm_expr_operands): Likewise.
301 (get_modify_stmt_operands): Likewise.
302 (get_expr_operands): Likewise.
303 (add_to_addressable_set): Likewise.
304 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
305 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
306 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not
308 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
309 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
310 (tree_node_structure): Likewise.
311 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
313 (find_what_p_points_to): Likewise.
315 2008-05-08 Sa Liu <saliu@de.ibm.com>
317 * config/spu/spu.md: Fixed subti3 pattern.
319 2008-05-08 Richard Guenther <rguenther@suse.de>
322 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
323 sure to create a representative for trailing arrays for PTA.
325 2008-05-08 Richard Guenther <rguenther@suse.de>
328 * fold-const.c (operand_equal_p): Two objects which types
329 differ in pointerness are not equal.
331 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
333 * calls.c (compute_argument_block_size): Add argument tree fndecl.
334 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
335 (emit_library_call_value_1): Add new variable fndecl initialized by
336 NULL_TREE. It should be the decl type of orgfun, but this information
337 seems not to be available here, so it uses the default calling abi.
338 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
339 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
340 by TARGET_RETURN_IN_MEMORY.
341 * config/i386/i386-interix.h: Likewise.
342 * config/i386/i386.h: Likewise.
343 * config/i386/i386elf.h: Likewise.
344 * config/i386/ptx4-i.h: Likewise.
345 * config/i386/sol2-10.h: Likewise.
346 * config/i386/sysv4.h: Likewise.
347 * config/i386/vx-common.h: Likewise.
348 * config/cris/cris.h: Removed #if 0 clause.
349 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
350 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
352 (ix86_sol10_return_in_memory): Likewise.
353 (ix86_i386elf_return_in_memory): New.
354 (ix86_i386interix_return_in_memory): New.
355 * config/mt/mt-protos.h (mt_return_in_memory): New.
356 * config/mt/mt.c: Likewise.
357 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
358 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
359 * config/bfin/bfin.h: Likewise.
360 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
362 * config/bfin/bfin.c: Likewise.
363 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
364 * config/alpha/unicosmk.h: Likewise.
365 * config/i386/cygming.h: Likewise.
366 * config/iq2000/iq2000.h: Likewise.
367 * config/mips/mips.h: Likewise.
368 * config/mn10300/mn10300.h: Likewise.
369 * config/rs6000/rs6000.h: Likewise.
370 * config/score/score.h: Likewise.
371 * config/spu/spu.h: Likewise.
372 * config/v850/v850.h: Likewise.
373 * defaults.h: Likewise.
374 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
375 * expr.c (emit_block_move): Adjust use of
376 OUTGOING_REG_PARM_STACK_SPACE.
377 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
378 OUTGOING_REG_PARM_STACK_SPACE.
379 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
381 2008-05-08 Jakub Jelinek <jakub@redhat.com>
383 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
384 on OMP_RETURN for OMP_FOR.
387 * dwarf2out.c (dw_expand_expr, common_check): Removed.
388 (fortran_common): New function.
389 (gen_variable_die): Call fortran_common instead of common_check,
390 adjust for it returning tree instead of rtx. Formatting.
392 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
396 * see.c (see_copy_insn): Copy new pure const attributes for new call.
397 * c-decl.c (merge_decls): Ditto.
398 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
399 to RTL_CONST_OR_PURE_CALL_P.
400 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
401 Initialized DECL_LOOPING_CONST_PURE.
402 (process_call_operands): Set tree_side_effects properly.
403 * tree.h (TREE_READONLY_DECL_P): Removed.
404 (DECL_IS_PURE): Renamed to DECL_PURE_P.
405 (DECL_LOOPING_OR_CONST_P): New macro.
406 (struct tree_function_decl): Added looping_const_or_pure_p.
408 (ECF_LOOPING_OR_CONST_P): New macro.
409 * rtlanal.c (pure_const_p): Removed.
410 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
411 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
413 * ipa-pure-const.c (pure_const_state_e): Added looping field.
414 (check_decl, check_tree, check_call, scan_function): Initialize
416 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
417 (static_execute): Set looping true for recursive functions.
418 Undo setting state to IPA_NEITHER for recursive functions.
420 * ifcvt.c (noce_can_store_speculate_p): Changed
421 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
422 RTL_CONST_OR_PURE_CALL_P.
423 * dse.c (scan_insn): Ditto.
424 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
425 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
426 RTL_CONST_OR_PURE_CALL_P.
427 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
428 pure_call_p to RTL_CONST_CALL_P.
429 * gimplify.c (gimplify_call_expr): Clear side effects for
430 non-looping pure and constant calls.
431 * calls.c (emit_call_1): Set rtl flags from ecf flags.
432 (flags_from_decl_or_type): Set ecf flags from decl flags.
433 (initialize_argument_information): Turn off
434 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
435 Change const to pure if callee_copies is true rather than just
437 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
438 way of marking pure calls.
439 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
440 Remove hack that was supposed to fix pr7335 and remove old
441 way of marking pure calls.
442 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
443 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
444 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
445 RTL_CONST_OR_PURE_CALL_P.
446 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
447 * loop-invariant.c (find_exits, find_invariant_bb): Changed
448 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
449 * sched-deps.c (schedule_analyze): Ditto.
450 * rtl.h (struct rtx_def): Use call field, unchanging field, and
451 return_val field of calls to represent pure and const function info.
452 (CONST_OR_PURE_CALL_P): Deleted macro.
453 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
454 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
455 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
457 * tree-optimize.c (execute_fixup_cfg): Added test for
458 ECF_LOOPING_CONST_OR_PURE.
459 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
461 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
462 effects for looping pure or const calls.
463 (verify_gimple_expr): Added verification code.
464 * config/alpha/alpha.c (alpha_legitimize_address,
465 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
467 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
468 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
469 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
470 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
471 RTL_CONST_OR_PURE_CALL_P.
472 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
473 and const calls to be deleted.
475 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
478 * config/i386/mmx.md (mmx_subv2sf3): New expander.
479 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
480 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
481 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
482 to handle nonimmediate operands.
483 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
484 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
485 to handle nonimmediate operands.
486 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
487 (mmx_pmulhrwv4hi3): New expander. Use
488 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
489 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
490 (sse2_umulv1siv1di3): New expander. Use
491 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
492 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
493 (mmx_eq<mode>3): New expander. Use
494 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
495 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
496 (mmx_uavgv8qi3): New expander. Use
497 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
498 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
499 (mmx_uavgv4hi3): New expander. Use
500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
503 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
504 to handle nonimmediate operands.
505 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
506 to handle nonimmediate operands.
507 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
508 to handle nonimmediate operands.
509 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
510 to handle nonimmediate operands.
511 (sse2_unpckhpd_exp): New expander. Use
512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
513 (sse2_unpcklpd_exp): New expander. Use
514 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
515 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
516 to handle nonimmediate operands.
517 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
518 to handle nonimmediate operands.
519 (*sse2_<plusminus_insn><mode>3): Rename from
520 sse2_<plusminus_insn><mode>3 insn pattern.
521 (sse2_<plusminus_insn><mode>3): New expander. Use
522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
523 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
524 (sse2_umulv2siv2di3): New expander. Use
525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
526 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
527 (sse4_1_mulv2siv2di3): New expander. Use
528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
529 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
530 (sse2_pmaddwd): New expander. Use
531 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
532 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
533 (sse2_eq<mode>3): New expander. Use
534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
535 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
536 (sse4_1_eqv2di3): New expander. Use
537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
538 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
539 (sse2_uavgv16qi3): New expander. Use
540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
541 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
542 (sse2_uavgv16qi3): New expander. Use
543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
544 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
545 (sse2_uavgv8hi3): New expander. Use
546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
547 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
548 (ssse3_pmulhrswv8hi3): New expander. Use
549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
550 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
551 (ssse3_pmulhrswv4hi3): New expander. Use
552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
554 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
555 (<sse>_vmmul<mode>3): Ditto.
556 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
558 (ssse3_pmaddubsw128): Use register_operand for operand 1.
559 (ssse3_pmaddubsw): Ditto.
561 * config/i386/i386.c (struct_builtin_description)
562 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
563 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
564 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
565 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
566 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
567 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
568 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
569 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
570 (ix86_fixup_binary_operands): Assert that src1
571 and src2 must have the same mode when swapped.
572 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
573 and ix86_binary_operator_ok. Do not force operands in registers
576 2008-05-07 Jan Hubicka <jh@suse.cz>
578 * cgraph.c (dump_cgraph_node): Update.
579 * cgraph.h (cgraph_local_info): Break out inline summary.
580 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
582 * ipa-inline (inline_summary): New accestor function.
583 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
584 cgraph_decide_inlining, compute_inline_parameters): Update.
585 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
587 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
589 Cleanup ColdFire scheduling support and add V4 pipeline model.
591 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
592 (define_attr cpu): Add cfv4 value.
593 (define_attr type, define_attr type1): Merge into a single 'type'
594 attribute. Update all uses.
595 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
596 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
598 (define_attr opx_mem, define_attr opy_mem): Remove.
599 (define_attr op_mem): Clean up, update comment.
600 (define_attr size): Use specific values instead of general int.
601 (define_attr guess, define_attr split): Remove. Update all uses.
602 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
603 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
604 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
605 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
606 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
607 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
608 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
609 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
610 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
611 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
612 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
613 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
614 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
615 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
616 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
617 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
618 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
619 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
620 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
621 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
622 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
623 Update or set attributes.
624 (stack_tie): New fake instruction.
626 * config/m68k/m68k.h (TUNE_CFV4): New macro.
627 (m68k_sched_attr_size): Update declaration.
628 (m68k_sched_attr_type2): Remove.
629 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
630 Declare new bypass predicates.
632 * config/m68k/m68k.c (m68k_sched_issue_rate,
633 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
635 (TARGET_SCHED_ISSUE_RATE,
636 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
637 (override_options): Handle scheduling for ColdFire V4 core.
638 (m68k_expand_prologue): Emit stack_tie.
639 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
640 'OP_TYPE_FPN'. Update all uses.
641 (sched_guess_p): Remove.
642 (sched_address_type): Handle symbolic addresses.
643 (sched_get_operand): New static function.
644 (sched_operand_type): Merge into sched_attr_op_type.
645 (sched_attr_op_type): Handle FP registers, handle quick constants,
647 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
648 (m68k_sched_attr_size): Update. Move logic to ...
649 (sched_get_attr_size_int): New static function.
650 (sched_get_opxy_mem_type): New static function.
651 (m68k_sched_attr_op_mem): Update.
652 (m68k_sched_attr_type2): Remove.
653 (sched_cfv4_bypass_data): New static variable.
654 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
655 (m68k_sched_issue_rate): Implement scheduler hook.
656 (struct _sched_ib: enabled_p): New field.
657 (m68k_sched_variable_issue): Update. Handle V4.
658 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
659 sched_dump_class_func_t, sched_dump_split_class,
660 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
661 sched_dump_dfa_class, m68k_sched_dump): Remove.
662 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
664 (m68k_sched_init_global): Remove statisctics dumping, introduce
665 sanity check that all instructions have pipeline reservations. Handle
667 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
668 Handle ColdFire V4 core.
669 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
670 New static functions.
671 (m68k_sched_address_bypass_p): New bypass predicate.
672 (sched_get_indexed_address_scale): New static function.
673 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
675 * cf.md: Update comments.
676 (define_attr type2): Remove. Use 'type' attribute instead.
678 (cf_ib): Rename to cfv123_ib. Update all uses.
679 (cf_oep): Rename to cfv123_oep. Update all uses.
680 (cf_chr): Rename to cfv123_chr. Update all uses.
681 (cf_mem): Rename to cfv123_mem. Update all uses.
682 (cf_mac): Move to more appropriate place.
683 (cfv123_guess): New automaton and cpu_unit.
684 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
685 Update uses of 'size' attribute. Handle before reload scheduling.
686 (cfv123_guess): New dummy reservation for unhandled instructions.
687 (cfv4_*): Pipeline description of ColdFire V4 core.
688 (ignore): New reservation to handle 'ignore' type.
690 2008-05-07 Ian Lance Taylor <iant@google.com>
693 * gimplify.c (find_single_pointer_decl_1): Don't look through
695 (find_single_pointer_decl): Adjust comments.
697 2008-05-07 Jakub Jelinek <jakub@redhat.com>
700 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
701 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
704 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
705 integral type rather than floating point, then VIEW_CONVERT_EXPR
706 to the floating point type.
708 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
711 TFmode op0 to register.
713 2008-05-07 Alan Modra <amodra@bigpond.net.au>
715 * c-decl.c (grokdeclarator): Comment typo.
717 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
719 * tree-flow.h: Remove prototype for computed_goto_p.
720 * tree-cfg.c (computed_goto_p): Make static.
722 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
725 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
726 (contains_aligned_value_p): This. Handle _Decimal128.
727 (ix86_function_arg_boundary): Only align _Decimal128 to its
728 natural boundary and handle it properly.
730 2008-05-06 Martin Jambor <mjambor@suse.cz>
732 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
733 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
734 (ipcp_method_set_orig_node): Removed.
735 (ipcp_cval_get_cvalue_type): Removed.
736 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
737 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
738 (ipcp_cval_set_cvalue_type): Removed.
739 (ipcp_cval_get_cvalue): Removed.
740 (ipcp_cval_set_cvalue): Removed.
741 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
742 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
743 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
744 (ipcp_cval_meet): Renamed to ipa_lattice_meet
745 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
746 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
747 (ipcp_get_ith_lattice): Changed parameters.
748 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
749 (ipcp_lattice_from_jfunc): Changed parameters.
750 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
751 (ipcp_method_cval_print): Added temporary variable info.
752 (ipcp_redirect): Removed already unused local variable caller.
753 (ipcp_redirect): New temporary variable orig_callee_info
754 (ipcp_redirect): Removed newly unused local variable callee.
755 (ipcp_redirect): Removed (a bit confusing) local variable type.
756 (ipcp_insert_stage): Added local variable info.
757 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
759 (ipcp_formal_create): Removed.
760 (ipcp_method_cval_set): Removed.
761 (ipcp_propagate_stage): Renamed lattice variables.
762 (ipcp_method_cval_set_cvalue_type): Removed.
763 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
764 (ipcp_print_all_lattices): Changed printed strings to refer to
765 lattices rather than cvals.
766 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
767 (ipcp_propagate_const): Changed formal parameters.
768 (build_const_val): Changed formal parameters.
769 (ipcp_insert_stage): Removed useless variable cvalue
770 (build_const_val): Changed formal parameters.
771 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
772 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
773 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
774 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
775 (ipcp_print_func_profile_counts): Changed string from "method" to
777 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
778 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
779 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
780 (ipcp_structures_print): Renamed to ipcp_print_all_structures
781 (ipcp_profile_print): Renamed to ipcp_print_profile_data
782 (ipcp_lat_is_const): Changed parameters and made inline.
783 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
784 (ipcp_redirect): Renamed to ipcp_need_redirect_p
785 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
786 the predicate condition directly
787 (ipcp_propagate_stage): Added local variable args. Removed local
788 variable callee. (Both are mere code simplifications.)
789 (ipcp_method_dont_insert_const): Renamed to
790 ipcp_node_not_modifiable_p.
791 (ipcp_node_not_modifiable_p): Made inline.
792 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
793 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
794 (ipcp_print_all_lattices): Removed variable cvalue
795 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
798 2008-05-06 Olivier Hainque <hainque@adacore.com>
800 * tree-sra.c (try_instantiate_multiple_fields): Early return
801 if field has POINTER_TYPE.
803 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
805 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
806 by using 'q' specifier for instruction.
807 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
809 2008-05-06 Anatoly Sokolov <aesok@post.ru>
811 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
812 Change mode of zero_extract from QImode to HImode.
813 (sign bit tests peepholes): (Ditto.).
815 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
817 * config/i386/mmx.md: Remove double backslashes from asm templates.
818 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
819 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
820 to handle nonimmediate operands.
821 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
822 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
823 to handle nonimmediate operands.
824 (*mmx_<code>v2sf3_finite): New insn pattern.
825 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
826 (mmx_<code>v2sf3): New expander. Use
827 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
828 (mmx_<plusminus_insn><mode>3): New expander. Use
829 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
830 (*mmx_<plusminus_insn><mode>3): New insn pattern.
831 (mmx_add<mode>3): Removed.
832 (mmx_ssadd<mode>3): Ditto.
833 (mmx_usadd<mode>3): Ditto.
834 (mmx_sub<mode>3): Ditto.
835 (mmx_sssub<mode>3): Ditto.
836 (mmx_ussub<mode>3): Ditto.
837 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
838 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
839 to handle nonimmediate operands.
840 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
842 (mmx_smulv4hi3_highpart): New expander. Use
843 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
844 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
846 (mmx_umulv4hi3_highpart): New expander. Use
847 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
848 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
849 (mmx_<code>v4hi3): New expander. Use
850 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
851 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
852 (mmx_<code>v8qi3): New expander. Use
853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
854 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
855 (mmx_<code><mode>3): New expander. Use
856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
858 2008-05-05 Jan Hubicka <jh@suse.cz>
860 PR tree-optimization/36118
861 * passes.c (pass_init_dump_file): Fix dump header.
863 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
866 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
867 VCE for function decls.
869 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
871 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
873 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
875 * config/i386/i386.md (sat_plusminus): New.
876 (plusminus_insn): Likewise.
877 (plusminus_mnemonic): Likewise.
879 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
880 (*<addsub><mode>3_cc_overflow): Renamed to ...
881 (*<plusminus_insn><mode>3_cc_overflow): This.
882 (*<addsub>si3_zext_cc_overflow): Renamed to ...
883 (*<plusminus_insn>si3_zext_cc_overflow): This.
885 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
886 (<plusminus_insn><mode>3): This.
887 (*<addsub><mode>3): Renamed to ...
888 (*<plusminus_insn><mode>3): This.
889 (<sse>_vm<addsub><mode>3): Renamed to ...
890 (<sse>_vm<plusminus_insn><mode>3): This.
891 (sse3_h<addsub>v4sf3): Renamed to ...
892 (sse3_h<plusminus_insn>v4sf3): This.
893 (sse3_h<addsub>v2df3): Renamed to ...
894 (sse3_h<plusminus_insn>v2df3): This.
895 (<plusminus_insn><mode>3): New.
896 (*<plusminus_insn><mode>3): Likewise.
897 (sse2_<plusminus_insn><mode>3): Likewise.
898 (add<mode>): Removed.
899 (*add<mode>3): Likewise.
900 (sse2_ssadd<mode>3): Likewise.
901 (sse2_usadd<mode>3): Likewise.
902 (sub<mode>3): Likewise.
903 (*sub<mode>3): Likewise.
904 (sse2_sssub<mode>3): Likewise.
905 (sse2_ussub<mode>3): Likewise.
907 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
909 * gthr-single.h: Add in required interface elements as per gthr.h.
910 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
911 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
912 Generalize UNUSED macro.
913 (__gthread_once): Add.
914 (__gthread_key_create): Add.
915 (__gthread_key_delete): Add.
916 (__gthread_getspecific): Add.
917 (__gthread_setspecific): Add.
919 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
921 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
922 the same size types for the indirect reference on the rhs, then
925 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
927 * config/i386/i386.md
928 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
929 one insn template instead of template series.
930 (*xordi_1_rex64): Ditto.
931 (*xordi_2_rex64): Ditto.
933 2008-05-05 Ira Rosen <irar@il.ibm.com>
935 PR tree-optimization/36119
936 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
939 2008-06-04 Jan Hubicka <jh@suse.cz>
941 tree-optimization/36100
942 * tree-pass.h (pass_O0_always_inline): Declare.
943 * ipa-inline.c (inline_transform): Remove dead code.
944 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
945 pass_O0_always_inline): New.
946 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
948 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
950 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
951 mnemonic in this_param move for TARGET_64BIT.
953 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
955 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
956 (*strmovsi_rex_1): Ditto.
957 (*strsetsi_1): Ditto.
958 (*strsetsi_rex_1): Ditto.
960 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
961 adddicc expanders using SWI mode iterator.
963 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
966 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
969 2008-05-04 David S. Miller <davem@davemloft.net>
971 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
972 (sparc*-*-linux*): Use linux.h in tm_file.
973 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
974 compiler defaulting to 32-bit.
975 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
977 * config/sparc/linux.h: Remove definitions now obtained
978 properly from linux.h
979 * config/sparc/linux64.h: Likewise.
980 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
981 don't want this setting for 32-bit builds in a biarch compiler.
982 * doc/install.texi: Add sparc-linux to list of targets
983 supporting --enable-targets=all.
985 2008-05-03 Andrew Pinski <pinskia@gmail.com>
987 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
989 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
991 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
992 after V4SI_FTYPE_V8HI.
993 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
994 case V4SI_FTYPE_V2DF.
996 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
998 * doc/invoke.texi (max-flow-memory-locations): Removed.
999 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1001 2008-05-03 Richard Guenther <rguenther@suse.de>
1004 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1006 2008-05-02 David S. Miller <davem@davemloft.net>
1008 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1010 2008-05-02 Simon Baldwin <simonb@google.com>
1013 * c-common.h (warn_array_subscript_range): Removed.
1014 * c-common.c (warn_array_subscript_range): Ditto.
1015 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1016 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1018 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1020 * config/i386/i386.c (ix86_special_builtin_type): New.
1021 (bdesc_special_args): Likewise.
1022 (ix86_expand_special_args_builtin): Likewise.
1023 (ix86_init_mmx_sse_builtins): Updated.
1024 (ix86_expand_builtin): Updated.
1025 (ix86_expand_store_builtin): Removed.
1026 (ix86_expand_unop_builtin): Likewise.
1028 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1029 * config/i386/mmintrin.h (__v2sf): Here.
1031 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1033 (_mm_loadl_pi): Likewise.
1034 (_mm_storeh_pi): Replace __v2si with __v2sf.
1035 (_mm_storel_pi): Likewise.
1037 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1038 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1039 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1040 __builtin_ia32_loadlpd.
1042 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1044 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1045 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1046 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1047 (ix86_init_mmx_sse_builtins): Updated.
1048 (ix86_expand_args_builtin): Likewise.
1049 (ix86_expand_builtin): Likewise.
1050 (ix86_expand_unop1_builtin): Renamed to ...
1051 (ix86_expand_unop_vec_merge_builtin): This.
1053 2008-05-01 Jan Hubicka <jh@suse.cz>
1056 * ipa-inline.c (inline_generate_summary): Make static.
1057 (inline_transform): Do not call inlining at -O0; make static.
1058 * passes.c (execute_todo): Add sanity check.
1059 (execute_one_ipa_transform_pass): Execute proper flags.
1061 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1063 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1064 (DECL_NONADDRESSABLE_P): Likewise.
1065 * alias.c (record_component_aliases): Fix comment.
1067 2008-05-01 Simon Baldwin <simonb@google.com>
1069 * c-common.h (warn_array_subscript_range): New function.
1070 * c-common.c (warn_array_subscript_range): Ditto.
1071 * tree-vrp.c (check_array_ref): Corrected code to agree with
1072 comment, ignoring only arrays of size 0 or size 1.
1073 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1075 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1077 * config/i386/i386.c (ix86_builtin_type): Replace
1078 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1079 (bdesc_args): Updated.
1080 (ix86_init_mmx_sse_builtins): Likewise.
1081 (ix86_expand_args_builtin): Likewise.
1083 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1086 * doc/extend.texi: Correct __builtin_ia32_palignr.
1088 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1091 * config/i386/i386.c (bdesc_crc32): Removed.
1092 (ix86_expand_crc32): Likewise.
1093 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1094 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1095 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1096 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1097 UINT_FTYPE_UINT_UCHAR.
1098 (bdesc_args): Updated. Add crc32 builtins.
1099 (ix86_init_mmx_sse_builtins): Updated.
1100 (ix86_expand_args_builtin): Updated to support subreg.
1102 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1104 2008-05-01 Jan Hubicka <jh@suse.cz>
1106 * tree-pass.h (opt_pass): Add IPA_PASS.
1107 (varpool_node, cgraph_node): Forward declare.
1108 (ipa_opt_pass): Define.
1109 (pass_ipa_inline): Turn into ipa_opt_pass.
1110 (pass_apply_inline): Remove.
1111 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1112 (apply_inline): Turn into ....
1113 (inline_transform): ... this one.
1114 (inline_generate_summary): New function.
1115 (pass_apply_inline): Remove.
1116 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1118 (struct function): Add ipa_transforms_to_apply.
1119 * passes.c (register_one_dump_file): Work on IPA_PASS.
1120 (init_optimization_passes): Remove pass_inline_parameters and
1122 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1123 (execute_one_pass) ... here; apply transforms when possible.
1124 (add_ipa_transform_pass, execute_ipa_summary_asses,
1125 execute_one_ipa_transform_pass): New.
1126 (execute_ipa_pass_list): Update for IPA_PASS type.
1128 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1130 * config/i386/i386.c (ix86_builtin_type): Add
1131 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1132 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1133 (bdesc_args): Add SSE4a builtins.
1134 (ix86_init_mmx_sse_builtins): Updated.
1135 (ix86_expand_args_builtin): Likewise.
1136 (ix86_expand_builtin): Likewise.
1138 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1140 * config/i386/i386.c (ix86_builtin_type): Add
1141 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1142 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1143 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1144 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1145 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1146 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1147 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1148 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1149 and DI_FTYPE_DI_DI_INT.
1150 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1151 (ix86_init_mmx_sse_builtins): Updated.
1152 (ix86_expand_args_builtin): Likewise.
1153 (ix86_expand_builtin): Likewise.
1154 (ix86_expand_binop_imm_builtin): Removed.
1156 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1158 2008-04-30 Richard Guenther <rguenther@suse.de>
1160 PR tree-optimization/32921
1161 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1163 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1165 * config/arm/arm.c (arm_unwind_emit): Use
1166 crtl->all_throwers_are_sibcalls instead of
1167 cfun->all_throwers_are_sibcalls.
1168 (arm_output_fn_unwind): Likewise.
1169 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1170 instead of cfun->uses_pic_offset_table.
1171 (frv_expand_prologue): Likewise.
1172 (frv_frame_pointer_required): Likewise.
1173 (frv_expand_fdpic_call): Likewise.
1174 (frv_emit_movsi): Likewise.
1175 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1176 cfun->returns_pcc_struct instead of
1177 current_function_returns_pcc_struct.
1178 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1179 instead of cfun->calls_eh_return.
1180 (m32c_pushm_popm): Likewise.
1181 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1182 "extern" declaration.
1184 2008-04-30 Richard Guenther <rguenther@suse.de>
1186 PR tree-optimization/21636
1187 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1189 (evaluate_stmt): Print the likely value.
1190 (ccp_visit_stmt): Avoid excessive vertical spacing.
1192 2008-04-30 Rafael Espindola <espindola@google.com>
1194 * builtins.c (fold_call_expr): Return realret.
1195 * tree-ssa-threadedge.c
1196 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1197 __builtin_object_size.
1199 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1201 * gcc.c (wrapper_string): New variable.
1202 (insert_wrapper): New function.
1203 (execute): New option -wrapper.
1204 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1206 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1208 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1209 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1210 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1212 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1213 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1214 config/rs6000/e500crtres64gprctr.asm,
1215 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1216 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1217 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1218 config/rs6000/e500crtsav64gprctr.asm,
1219 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1220 config/rs6000/e500crtsavg64gprctr.asm: New files.
1221 * config/rs6000/t-ppccomm: Add build rules for new files.
1222 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1223 * config/rs6000/t-netbsd: Add build rules for new files.
1224 (LIB2FUNCS_STATIC_EXTRA): New variable.
1225 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1226 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1227 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1229 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1231 * config/i386/i386.c (ix86_builtin_type): Add
1232 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1233 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1234 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1235 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1236 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1237 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1238 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1239 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1240 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1241 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1242 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1243 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1244 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1245 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1246 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1247 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1248 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1249 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1250 V1DI_FTYPE_V2SI_V2SI.
1251 (bdesc_2arg): Moved to ...
1253 (ix86_init_mmx_sse_builtins): Updated.
1254 (ix86_expand_args_builtin): Updated. Take a pointer
1255 to const struct builtin_description. Handle comparison
1257 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1258 (ix86_expand_builtin): Updated.
1260 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1261 (ssse3_pmaddubsw128): This.
1262 (ssse3_pmaddubswv4hi3): Renamed to ...
1263 (ssse3_pmaddubsw): This.
1265 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1266 (__builtin_ia32_packssdw128): Likewise.
1267 (__builtin_ia32_packuswb128): Likewise.
1268 (__builtin_ia32_pmaddubsw): Likewise.
1269 (__builtin_ia32_pmaddubsw128): Likewise.
1271 2008-04-30 Richard Guenther <rguenther@suse.de>
1273 PR tree-optimization/14847
1274 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1275 (recognize_bits_test): Use it.
1276 (recognize_single_bit_test): Likewise.
1278 2008-04-30 Martin Jambor <mjambor@suse.cz>
1280 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1281 instead of setting number of formal parameters to zero.
1282 (ipcp_init_stage): Do not set the number of actual parameters to zero
1284 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1285 which are called with variable number of arguments.
1286 (ipcp_insert_stage): Explicitely skipping all nodes which are
1287 called with variable number of arguments.
1288 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1289 number of parameters.
1291 * ipa-prop.h (struct ipa_node_params): Added flag
1292 called_with_var_arguments
1293 (ipa_set_param_count): Added. Changed sole setter to use it.
1294 (ipa_get_param_count): Added. All readers of param_count
1295 converted to use it instead.
1296 (ipa_set_called_with_variable_arg): Added.
1297 (ipa_is_called_with_var_arguments): Added.
1298 (ipa_get_ith_param): Added. All readers of param_decls converted
1300 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1302 (ipa_get_cs_argument_count): Added, all readers of argument_count
1304 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1307 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1308 (struct ipcp_lattice): Renamed cval_type to type
1309 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1311 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1312 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1313 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1314 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1315 (build_const_val): Changed the type of parameter cvalue to tree
1316 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1317 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1319 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1322 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1323 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1324 (ipa_add_method): Renamed to ipa_push_func_to_list
1325 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1326 (ipa_callsite_param_count): Removed.
1327 (ipa_callsite_param_count_set): Removed.
1328 (ipa_callsite_param): Removed.
1329 (ipa_callsite_callee): Removed.
1330 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1331 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1332 (ipa_method_formal_count): Removed.
1333 (ipa_method_formal_count_set): Removed.
1334 (ipa_method_get_tree): Removed.
1335 (ipa_method_tree_map_create): Removed.
1336 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1337 (ipa_create_param_decls_array): Creates the array itself
1338 (ipa_create_param_decls_array): Temporary variable info instead of
1340 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1341 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1342 (get_type): Removed.
1343 (ipa_jf_get_info_type): Removed.
1344 (ipa_node_create): Renamed to ipa_create_node_params
1345 (ipa_free): Renamed to ipa_free_all_node_params
1346 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1347 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1348 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1349 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1350 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1351 ipa_free_all_edge_args
1352 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1353 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1354 (ipa_create_methodlist_node): Removed.
1355 (ipa_methodlist_method): Removed.
1356 (ipa_methodlist_method_set): Removed.
1357 (ipa_methodlist_next_method): Removed.
1358 (ipa_methodlist_next_method_set): Removed.
1359 (ipa_method_is_modified): Removed.
1360 (ipa_method_modify_create): Removed.
1361 (ipa_method_modify_init): Temporary variable info instead of a few
1363 (ipa_detect_param_modifications): Temporary variable info instead of
1365 (ipa_compute_jump_functions): Temporary variable info instead of
1367 (ipa_method_modify_set): Removed.
1368 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1369 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1370 than craph_node as the first parameter.
1371 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1372 (ipa_method_modify_init): Removed.
1373 (ipa_compute_jump_functions): Added a temp variable instead of
1374 repeatadly dereferencing the cgraph_edge.aux pointer
1375 (ipa_callsite_param_set_type): Removed.
1376 (ipa_compute_jump_functions): i renamed to index and moved to
1378 (ipa_callsite_param_set_info_type_formal): Removed.
1379 (ipa_callsite_param_set_info_type): Removed.
1380 (ipa_callsite_param_map_create): Removed.
1381 (ipa_callsite_tree): Removed.
1382 (ipa_callsite_caller): Removed.
1383 (ipa_pop_func_from_list): return_method removed to return_func
1385 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1386 prefixed all values with IPA_. Changed all users.
1387 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1388 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1389 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1390 (union parameter_info): Renamed to jump_func_value.
1391 (union jump_func_value): Renamed value to constant
1392 (struct ipa_jump_func): Renamed info_type to value
1393 (struct ipa_node): Renamed to ipa_node_params
1394 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1395 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1396 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1397 (struct ipa_edge): Renamed to ipa_edge_args
1398 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1399 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1400 (struct ipa_methodlist): Renamed to ipa_func_list
1401 (struct ipa_func_list): method_p renamed to node, next_method
1403 (ipa_methodlist_p): Removed, switched all users to struct pointer
1404 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1406 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1408 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1409 (rs6000_emit_epilogue): Use backchain to restore only when we
1410 have a large frame. Make use of frame pointer to restore if we
1411 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1413 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1415 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1416 Add mode to zero_extract.
1417 (sign bit tests peepholes): (Ditto.).
1419 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1421 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1422 Instructions in comments with SSE3.
1423 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1424 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1425 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1426 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1427 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1428 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1429 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1430 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1431 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1432 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1433 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1434 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1435 (bdesc_sse_args): Renamed to ...
1436 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1437 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1438 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1440 (bdesc_1arg): Moved to ...
1442 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1443 Instructions in comments with SSE3.
1444 (ix86_expand_sse_operands_builtin): Renamed to ...
1445 (ix86_expand_args_builtin): This. Updated.
1446 (ix86_expand_unop1_builtin): Update comments.
1447 (ix86_expand_builtin): Updated.
1449 2008-04-29 Richard Guenther <rguenther@suse.de>
1451 PR tree-optimization/36078
1452 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1453 Update virtual SSA form after cleaning up the CFG.
1455 2008-04-29 Richard Guenther <rguenther@suse.de>
1458 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1460 2008-04-29 Richard Guenther <rguenther@suse.de>
1462 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1463 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1464 (compute_flow_insensitive_aliasing): Do not treat
1465 PTR_IS_REF_ALL pointers special.
1466 (get_smt_for): Likewise.
1467 (may_alias_p): Re-structure.
1468 (is_escape_site): A ref-all pointer conversion is not an escape site.
1469 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1470 PTR_IS_REF_ALL pointers special.
1471 * tree-ssa-structalias.h (struct alias_info): Remove
1472 ref_all_symbol_mem_tag field.
1473 (PTR_IS_REF_ALL): Remove.
1475 2008-04-29 Richard Guenther <rguenther@suse.de>
1478 * fold-const.c (extract_muldiv_1): In combining division constants
1479 make sure to never overflow.
1481 2008-04-29 Nick Clifton <nickc@redhat.com>
1483 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1485 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1488 * optc-gen.awk: Work around HP-UX/IA awk bug.
1490 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1492 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1495 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1498 * config/i386/i386.md
1499 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1500 Change operand 1 predicate to nonimmediate_operand.
1502 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1505 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1507 * gengtype.c (walk_type, write_func_for_structure): Handle
1509 * doc/gty.texi: Document chain_circular.
1511 2008-04-28 Richard Guenther <rguenther@suse.de>
1513 PR tree-optimization/36066
1514 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1517 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/i386.md
1521 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1522 Use match_scratch instead of match_operand for operands 3 and 4.
1524 2008-04-27 Richard Guenther <rguenther@suse.de>
1526 PR tree-optimization/18754
1527 PR tree-optimization/34223
1528 * tree-pass.h (pass_complete_unrolli): Declare.
1529 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1530 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1531 Rewrite loop into loop closed SSA form if it is not already.
1532 (tree_unroll_loops_completely): Re-structure to iterate over
1533 innermost loops with intermediate CFG cleanups.
1534 Unroll outermost loops only if requested or the code does not grow
1536 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1537 loops are available.
1538 (tree_vectorize): Instead do so here.
1539 (tree_complete_unroll): Also unroll outermost loops.
1540 (tree_complete_unroll_inner): New function.
1541 (gate_tree_complete_unroll_inner): Likewise.
1542 (pass_complete_unrolli): New pass.
1543 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1544 uses outside of the loop.
1545 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1546 form if it is available.
1547 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1548 * passes.c (init_optimization_passes): Schedule complete inner
1549 loop unrolling pass before the first CCP pass after final inlining.
1551 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1553 * targhooks.h (default_emutls_var_fields,
1554 default_emutls_var_init): Declare.
1555 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1556 * target.h (struct gcc_target): Add struct emutls member.
1557 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1558 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1559 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1560 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1561 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1562 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1563 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1564 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1565 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1566 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1567 emit debug information.
1568 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1569 * varasm.c: Include targhooks.h.
1570 (emutls_object_section, emutls_tmpl_section): New.
1571 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1572 (EMUTLS_SEPARATOR): New.
1574 (get_emutls_object_name): New.
1575 (default_emutls_var_fields): New, broken out of ...
1576 (get_emutls_object_type): ... here. Adjust to use target hooks.
1577 (get_emutls_init_templ_addr): Adjust to use target hooks.
1578 (emutls_decl): Adjust to use target hooks.
1579 (emutls_finish): Likewise.
1580 (default_emutls_var_init): New, broken out of ...
1581 (assemble_variable): ... here. Adjust to use target hooks.
1582 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1584 * c-common.c (handle_section_attribute): Prevent overriding
1585 sections for emulated tls with special sections.
1586 * config/i386/i386.c (x86_64_elf_select_section): Add
1587 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1588 (x86_64_elf_unique_section): Likewise.
1589 * config/vxworks.c: Include tree.h.
1590 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1591 (vxworks_override_options): Set TLS scheme.
1592 * doc/tm.texi (Emulated TLS): New node.
1594 2008-04-26 Simon Baldwin <simonb@google.com>
1597 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1598 with propagated string constants.
1600 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1603 constraint for operand 2 when operand 0 is memory operand.
1604 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1605 operand 0 is memory operand.
1606 (fix_trunc<mode>_i387_with_temp): Ditto.
1607 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1608 operand 2 when operand 1 is memory operand.
1609 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1610 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1611 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1612 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1613 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1614 operands 2,3 and 4 when operand 1 is memory operand.
1615 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1617 (fistdi2_floor_with_temp): Ditto.
1618 (fist<mode>2_floor_with_temp): Ditto.
1619 (fistdi2_ceil_with_temp): Ditto.
1620 (fist<mode>2_ceil_with_temp): Ditto.
1621 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1623 2008-04-26 David Daney <ddaney@avtrex.com>
1625 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1627 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1628 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1629 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1630 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1631 (compare_and_swap_12): New insn.
1632 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1633 * config/mips/mips.c (mips_force_binary): New function.
1634 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1635 (mips_expand_compare_and_swap_12): New function.
1636 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1638 2008-04-25 Jan Hubicka <jh@suse.cz>
1641 * cfgexpand.c (pass_expand): Turn into RTL pass.
1642 * passes.c (execute_one_pass): Do pass typechecking after execution.
1643 * tree-pass.h (pass_expand): Turn into RTL pass.
1645 * function.h (struct rtl_data): Move here fields
1646 accesses_prior_frames, calls_eh_return, saves_all_registers,
1647 has_nonlocal_goto, has_asm_statement, is_thunk,
1648 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1649 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1650 arg_pointer_save_area_init from struct function; turn into bool.
1651 (struct function): Move
1652 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1653 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1654 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1655 tail_call_emit, arg_pointer_save_area_init
1656 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1657 (current_function_returns_struct, current_function_returns_pcc_struct,
1658 current_function_calls_setjmp, current_function_calls_alloca,
1659 current_function_accesses_prior_frames,
1660 current_function_calls_eh_return, current_function_is_thunk,
1661 current_function_stdarg, current_function_profile,
1662 current_function_limit_stack, current_function_uses_pic_offset_table,
1663 current_function_uses_const_pool, current_function_has_nonlocal_label,
1664 current_function_saves_all_registers,
1665 current_function_has_nonlocal_goto,
1666 current_function_has_asm_statement): Remove accesor macros.
1667 * ra-conflict.c (global_conflicts): Update.
1668 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1669 (suitable_for_tail_call_opt_p): Update.
1670 * builtins.c (expand_builtin_return_addr): Update.
1671 (expand_builtin_setjmp_setup): Update.
1672 (expand_builtin_nonlocal_goto): Update.
1673 * final.c (final_start_function): Update.
1674 (profile_function): Update.
1675 (leaf_function_p): Update.
1676 (only_leaf_regs_used): Update.
1677 * df-scan.c (df_get_exit_block_use_set): Update.
1678 * dojump.c (clear_pending_stack_adjust): Update.
1679 * tree-stdarg.c (gate_optimize_stdarg): Update.
1680 * gimple-low.c (lower_function_body): Update.
1681 * global.c (compute_regsets): Update.
1682 (global_alloc): Update.
1683 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1684 * expr.c (expand_assignment): Update.
1685 * dse.c (dse_step0): Update.
1686 (dse_step1): Update.
1687 * c-decl.c (store_parm_decls): Update.
1688 * local-alloc.c (combine_regs): Update.
1689 (find_free_reg): Update.
1690 * function.c (assign_parms_augmented_arg_list): Update.
1691 (assign_parm_find_data_types): Update.
1692 (assign_parms): Update.
1693 (allocate_struct_function): Update.
1694 (expand_function_start): Update.
1695 (expand_function_end): Update.
1696 (get_arg_pointer_save_area): Update.
1697 (thread_prologue_and_epilogue_insns): Update.
1698 (rest_of_match_asm_constraints): Update.
1699 * stor-layout.c (variable_size): Update.
1700 * gcse.c (gcse_main): Update.
1701 (bypass_jumps): Update.
1702 * gimplify.c (gimplify_function_tree): Update.
1703 * calls.c (emit_call_1): Update.
1704 (expand_call): Update.
1705 * bt-load.c (compute_defs_uses_and_gen): Update.
1706 * except.c (sjlj_assign_call_site_values): Update.
1707 (sjlj_emit_function_enter): Update.
1708 (can_throw_external): Update.
1709 (set_nothrow_function_flags): Update.
1710 (expand_builtin_unwind_init): Update.
1711 (expand_eh_return): Update.
1712 (convert_to_eh_region_ranges): Update.
1713 (output_function_exception_table): Update.
1714 * emit-rtl.c (gen_tmp_stack_mem): Update.
1715 * cfgexpand.c (expand_used_vars): Update.
1716 (tree_expand_cfg): Update.
1717 * cfgcleanup.c (rest_of_handle_jump): Update.
1718 * explow.c (allocate_dynamic_stack_space): Update.
1719 * varasm.c (assemble_start_function): Update.
1720 (force_const_mem): Update.
1721 (mark_constant_pool): Update.
1722 * tree-optimize.c (tree_rest_of_compilation): Update.
1723 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1724 * tree-cfg.c (notice_special_calls): Update.
1725 (is_ctrl_altering_stmt): Update.
1726 (tree_can_make_abnormal_goto): Update.
1727 (tree_purge_dead_abnormal_call_edges): Update.
1728 * config/alpha/predicates.md: Update.
1729 * config/alpha/alpha.c (alpha_sa_mask): Update.
1730 (alpha_sa_size): Update.
1731 (alpha_does_function_need_gp): Update.
1732 (alpha_expand_prologue): Update.
1733 (alpha_start_function): Update.
1734 (alpha_output_function_end_prologue): Update.
1735 (alpha_expand_epilogue): Update.
1736 * config/frv/frv.c (frv_stack_info): Update.
1737 (frv_expand_epilogue): Update.
1738 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1739 (s390_register_info): Update.
1740 (s390_frame_info): Update.
1741 (s390_init_frame_layout): Update.
1742 (s390_can_eliminate): Update.
1743 (save_gprs): Update.
1744 * config/spu/spu.c (spu_split_immediate): Update.
1745 (need_to_save_reg): Update.
1746 (spu_expand_prologue): Update.
1747 (spu_expand_epilogue): Update.
1748 * config/sparc/sparc.md: Update.
1749 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1750 (sparc_tls_got): Update.
1751 (legitimize_pic_address): Update.
1752 (sparc_emit_call_insn): Update.
1753 (sparc_expand_prologue): Update.
1754 (output_return): Update.
1755 (print_operand): Update.
1756 (sparc_function_ok_for_sibcall): Update.
1757 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1758 * config/m32r/m32r.md: Update.
1759 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1760 (m32r_compute_frame_size): Update.
1761 (m32r_expand_prologue): Update.
1762 (m32r_expand_epilogue): Update.
1763 (m32r_legitimize_pic_address): Update.
1764 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1765 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1766 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1768 (ix86_save_reg): Update.
1769 (ix86_compute_frame_layout): Update.
1770 (ix86_expand_prologue): Update.
1771 (ix86_expand_epilogue): Update.
1772 * config/sh/sh.c (output_stack_adjust): Update.
1773 (calc_live_regs): Update.
1774 (sh5_schedule_saves): Update.
1775 (sh_expand_prologue): Update.
1776 (sh_expand_epilogue): Update.
1777 (sh_setup_incoming_varargs): Update.
1778 (sh_allocate_initial_value): Update.
1779 (sh_get_pr_initial_val): Update.
1780 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1781 * config/sh/sh.md (label:): Update.
1782 * config/avr/avr.c (out_movhi_mr_r): Update.
1783 * config/crx/crx.h (enum): Update.
1784 * config/xtensa/xtensa.h (along): Update.
1785 * config/stormy16/stormy16.c Update.
1786 (xstormy16_compute_stack_layout): Update.
1787 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1788 (fr30_expand_prologue): Update.
1789 * config/cris/cris.c (cris_conditional_register_usage): Update.
1790 (cris_reg_saved_in_regsave_area): Update.
1791 (cris_initial_frame_pointer_offset): Update.
1792 (cris_simple_epilogue): Update.
1793 (cris_expand_prologue): Update.
1794 (cris_expand_epilogue): Update.
1795 (cris_expand_pic_call_address): Update.
1796 (cris_asm_output_symbol_ref): Update.
1797 (cris_asm_output_label_ref): Update.
1798 * config/cris/cris.md Update.
1799 * config/iq2000/iq2000.c (compute_frame_size): Update.
1800 (iq2000_expand_epilogue): Update.
1801 * config/mt/mt.h (save_direction): Update.
1802 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1803 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1804 (ia64_secondary_reload_class): Update.
1805 * config/m68k/m68k.c (m68k_save_reg): Update.
1806 (m68k_expand_prologue): Update.
1807 (m68k_expand_epilogue): Update.
1808 (legitimize_pic_address): Update.
1809 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1810 (first_reg_to_save): Update.
1811 (first_altivec_reg_to_save): Update.
1812 (compute_vrsave_mask): Update.
1813 (compute_save_world_info): Update.
1814 (rs6000_stack_info): Update.
1815 (spe_func_has_64bit_regs_p): Update.
1816 (rs6000_ra_ever_killed): Update.
1817 (rs6000_emit_eh_reg_restore): Update.
1818 (rs6000_emit_allocate_stack): Update.
1819 (rs6000_emit_prologue): Update.
1820 (rs6000_emit_epilogue): Update.
1821 (rs6000_output_function_epilogue): Update.
1822 (output_profile_hook): Update.
1823 (rs6000_elf_declare_function_name): Update.
1824 * config/rs6000/rs6000.h (rs6000_args): Update.
1825 * config/rs6000/rs6000.md: Update.
1826 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1827 * config/arc/arc.c (arc_output_function_epilogue): Update.
1828 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1829 * config/darwin.c (machopic_function_base_name): Update.
1830 * config/score/score3.c (score3_compute_frame_size): Update.
1833 (score3_epilogue): Update.
1834 * config/score/score7.c (score7_compute_frame_size): Update.
1835 (score7_prologue): Update.
1836 (score7_epilogue): Update.
1837 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1838 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1839 * config/arm/arm.c (use_return_insn): Update.
1840 (require_pic_register): Update.
1841 (arm_load_pic_register): Update.
1842 (arm_compute_save_reg0_reg12_mask): Update.
1843 (arm_compute_save_reg_mask): Update.
1844 (thumb1_compute_save_reg_mask): Update.
1845 (output_return_instruction): Update.
1846 (arm_output_function_prologue): Update.
1847 (arm_output_epilogue): Update.
1848 (arm_get_frame_offsets): Update.
1849 (arm_expand_prologue): Update.
1850 (thumb_pushpop): Update.
1851 (thumb_exit): Update.
1852 (thumb1_expand_prologue): Update.
1853 (thumb1_expand_epilogue): Update.
1854 (arm_unwind_emit): Update.
1855 (arm_output_fn_unwind): Update.
1856 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1857 * config/arm/arm.md: Update.
1858 * config/pa/pa.md: Update.
1859 * config/pa/pa.c (legitimize_pic_address): Update.
1860 (compute_frame_size): Update.
1861 (hppa_expand_prologue): Update.
1862 (hppa_expand_epilogue): Update.
1863 (borx_reg_operand): Update.
1864 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1865 (HARD_REGNO_RENAME_OK): Update.
1866 * config/mips/mips.c (mips_global_pointer): Update.
1867 (mips_save_reg_p): Update.
1868 (mips_compute_frame_info): Update.
1869 (mips_frame_pointer_required): Update.
1870 (mips_expand_prologue): Update.
1871 (mips_expand_epilogue): Update.
1872 (mips_can_use_return_insn): Update.
1873 (mips_reorg_process_insns): Update.
1874 * config/v850/v850.c (compute_register_save_size): Update.
1875 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1876 * config/mmix/mmix.c (along): Update.
1877 (mmix_expand_epilogue): Update.
1878 * config/bfin/bfin.c (legitimize_pic_address): Update.
1879 (must_save_p): Update.
1880 (stack_frame_needed_p): Update.
1881 (add_to_reg): Update.
1882 (bfin_expand_prologue): Update.
1883 * stmt.c (expand_asm_operands): Update.
1884 * reload1.c (reload): Update.
1885 (init_elim_table): Update.
1887 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1889 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1891 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1893 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1894 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1895 (mov<mode>): Removed.
1896 (*movv4sf_internal): Likewise.
1897 (*movv2df_internal): Likewise.
1899 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1901 * config.gcc (crx-*-elf): Remove deprecation.
1903 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1905 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1906 __gcc_deregister_frame with atexit.
1907 (deregister_frame_dtor): Remove.
1909 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1910 Nathan Sidwell <nathan@codesourcery.com>
1912 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1914 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1915 (rs6000_isel): Likewise.
1916 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1917 (rs6000_isel): New variable.
1918 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1920 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1923 * c-common.c (handle_vector_size_attribute): Call
1924 lang_hooks.types.reconstruct_complex_type instead of
1925 reconstruct_complex_type.
1926 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1927 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1928 * langhooks.h (struct lang_hooks_for_types): Add
1929 reconstruct_complex_type hook.
1930 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1931 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1933 2008-04-24 Richard Guenther <rguenther@suse.de>
1935 * c-common.h (check_builtin_function_arguments): Declare.
1936 * c-common.c (validate_nargs): New function.
1937 (check_builtin_function_arguments): Likewise.
1938 * c-typeck.c (build_function_call): Call
1939 check_builtin_function_arguments.
1940 * builtins.c (fold_builtin_classify): Remove error reporting code.
1941 (fold_builtin_unordered_cmp): Likewise.
1942 (fold_builtin_1): Likewise.
1943 (fold_builtin_n): Likewise.
1945 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1947 PR tree-optimization/36008
1948 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1949 the original op1, rather than delta by step.
1951 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1952 Sebastian Pop <sebastian.pop@amd.com>
1954 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1955 eliminate_local_variables_stmt, eliminate_local_variables,
1956 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1957 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1958 of code delimited by two edges in the CFG.
1959 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1960 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1961 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1962 the case of parallelisation of reductions.
1963 (expr_invariant_in_region_p): New.
1965 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1966 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1968 2008-04-24 Ira Rosen <irar@il.ibm.com>
1969 Richard Guenther <rguenther@suse.de>
1971 PR tree-optimization/36034
1972 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1973 incapable of dealing with loads with gaps.
1975 2008-04-24 Rafael Espindola <espindola@google.com>
1977 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1978 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1979 vrp_evaluate_conditional.
1980 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1981 (vrp_evaluate_conditional): Split the cond argument.
1982 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1983 (simplify_stmt_for_jump_threading): Update call to
1984 vrp_evaluate_conditional.
1986 2008-04-24 Ira Rosen <irar@il.ibm.com>
1988 PR tree-optimization/35982
1989 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1990 interleaved data-refs are of the same type.
1992 2008-04-24 Danny Smith <dannysmith@users.net>
1994 * c-format.c (check_format_info_main): Use strncmp rather than a
1995 magic prefix to handle multichar length specs.
1996 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1997 Don't prefix "I64" and "I32" with '\0'.
1999 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2002 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2003 in registers for -m32 only if stdarg_p (fntype).
2005 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2007 PR rtl-optimization/36006
2008 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2009 temp to op0 in order to avoid invalid rtx sharing.
2011 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2013 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2014 check TREE_INVARIANT.
2015 * tree-gimple.c (is_gimple_address): New.
2016 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2017 * tree-gimple.h (is_gimple_address): New.
2018 * tree.h (decl_address_invariant_p): New.
2019 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2020 (build_string): Likewise.
2021 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2022 (tree_invariant_p_1): Likewise.
2023 (save_expr): Use it.
2024 (tree_invariant_p): New.
2025 (skip_simple_arithmetic): Use it.
2026 (stabilize_reference_1): Use it.
2027 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2029 (build1_stat): Drop code to compute TREE_INVARIANT.
2030 (build2_stat): Drop code to compute TREE_INVARIANT.
2031 (build3_stat): Drop code to compute TREE_INVARIANT.
2032 (build4_stat): Drop code to compute TREE_INVARIANT.
2033 (build5_stat): Drop code to compute TREE_INVARIANT.
2034 (build7_stat): Drop code to compute TREE_INVARIANT.
2035 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2036 * tree.h (struct tree_base): Remove invariant_flag.
2037 (TREE_INVARIANT): Remove.
2038 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2039 (fold_builtin_expect): Check TREE_CONSTANT.
2040 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2041 * c-tree.h (c_expr_to_decl): Drop third parameter.
2042 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2043 (build_c_cast): Don't set TREE_INVARIANT.
2044 (pop_init_level): Don't set TREE_INVARIANT.
2045 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2046 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2048 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2049 (gimplify_addr_expr): Adjust comment.
2050 * tree-mudflap.c (mf_build_string):
2051 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2052 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2053 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2054 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2055 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2056 * langhooks.h (struct lang_hooks): Drop third parameter from
2059 2008-04-23 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/27799
2062 PR tree-optimization/32921
2063 PR tree-optimization/32624
2064 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2065 SMTs aliases and the tag itself into the solution.
2066 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2067 merge the points-to solution back into the SMT aliases.
2068 (may_alias_p): Use alias_set_subset_of instead of
2069 aliases_conflict_p. A pointer which points to
2070 memory with alias set zero may access any variable.
2072 2008-04-23 Richard Guenther <rguenther@suse.de>
2074 * alias.c (alias_set_subset_of): Correctly handle asking
2075 if zero is a subset of an alias set with zero child.
2076 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2077 (compute_flow_insensitive_aliasing): Correctly walk all
2078 pointers. Do not unnecessarily union sets.
2080 2008-04-23 Richard Guenther <rguenther@suse.de>
2083 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2085 2008-04-22 Tomas Bily <tbily@suse.cz>
2087 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2089 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2091 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2092 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2093 * tree-inline.c (estimate_num_insns_1): Likewise.
2094 * varasm.c (const_hash_1, compare_constant, copy_constant)
2095 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2096 * emit-rtl.c (component_ref_for_mem_expr)
2097 (set_mem_attributes_minus_bitpos): Likewise.
2098 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2099 (is_aligning_offset): Likewise.
2100 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2101 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2102 * dojump.c (do_jump): Likewise.
2103 * builtins.c (get_pointer_alignment, get_memory_rtx)
2104 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2105 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2107 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2109 PR rtl-optimization/36017
2110 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2111 expanding the library call.
2113 2008-04-22 Ian Lance Taylor <iant@google.com>
2115 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2118 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2120 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2121 of LR/CTR moves for Power6.
2123 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2126 * passes.c (init_optimization_passes): Remove
2127 pass_fast_rtl_byte_dce.
2129 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2132 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2133 builtin functions to generate faster code.
2134 (_mm_cvtpu16_ps): Ditto.
2135 (_mm_cvtpi32x2_ps): Ditto.
2137 2008-04-22 Nick Clifton <nickc@redhat.com>
2139 * common.opt (ftree-loop-distribution): Add Optimization
2142 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2143 (frv_expand_builtin_va_start): Likewise.
2145 * config/arm/arm.c (thumb_find_work_register): Fix location of
2146 argument register count.
2148 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2150 Support scheduling for ColdFire V1 and V3 microarchitecture.
2151 Improve scheduling of multiplication instructions.
2153 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2154 (mac): New instruction attribute.
2155 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2156 (m68k_sched_mac): New variable.
2157 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2158 Handle cfv1 and cfv3.
2159 (max_insn_size): New static variable.
2160 (struct _sched_ib): New type.
2161 (sched_ib): New static variable.
2162 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2163 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2164 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2166 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2167 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2168 new variables. Update.
2169 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2170 Add modeling of cfv3 instruction buffer. Update.
2171 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2172 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2173 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2174 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2175 a particular reservation applies to.
2176 (type2): Reorganize attribute values. Rename alu to alu_reg,
2177 alu_l to alu, move_l to omove. Join move to alu. Split mul
2179 (cf_ib_*): Simplify description of instruction buffer.
2180 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2181 (cf_mem): Split into cf_mem1 and cf_mem2.
2182 (cf_v2_move_??): Rename to cfv12_alu_??.
2183 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2184 (cf_v2_mul_??): Remove reservations.
2185 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2186 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2187 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2189 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2190 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2191 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2192 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2193 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2194 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2195 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2196 expansions of the above reservations for instructions of sizes
2199 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2201 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2203 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2205 * coverage.c: Include tree-pass.h.
2206 (coverage_counter_alloc): Print da_file_name to the dump file.
2208 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2210 * sbitmap.c (sbitmap_range_empty_p): New function.
2211 * sbitmap.h (sbitmap_range_empty_p): New function.
2212 * bitmap.h: Now includes obstack.h.
2214 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2215 Kenneth Zadeck <zadeck@naturalbridge.com>
2217 * dbgcnt.def (ra_byte_scan): Added.
2218 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2219 when the last hit happens for a counter.
2220 * timevar.def (TV_DF_BYTE_LR): New variable.
2221 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2222 * passes.c (pass_fast_rtl_byte_dce): New pass.
2223 * fwprop.c (update_df): Added mode to call df_ref_create.
2224 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2225 DF_REF_EXTRACT_OFFSET.
2226 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2227 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2229 (df_ref_extract): Added mode field.
2230 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2231 DF_REF_EXTRACT_OFFSET.
2232 (DF_REF_EXTRACT_MODE): New macro.
2233 (df_byte_lr_bb_info): New structure.
2234 (df_print_byte_regset, df_compute_accessed_bytes,
2235 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2236 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2237 df_byte_lr_simulate_uses,
2238 df_byte_lr_simulate_artificial_refs_at_top,
2239 df_byte_lr_simulate_artificial_refs_at_end,
2240 df_compute_accessed_bytes): New function.
2241 (df_ref_create): Add parameter.
2242 (df_byte_lr_get_bb_info): New inline function.
2243 * df-scan.c (df_ref_record, df_uses_record,
2244 df_ref_create_structure): Added mode parameter.
2245 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2246 df_defs_record, df_uses_record, df_get_conditional_uses,
2247 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2248 df_entry_block_defs_collect, df_exit_block_uses_collect):
2249 Added mode parameter to calls to df_ref_record, df_uses_record,
2250 df_ref_create_structure.
2251 (df_ref_equal_p, df_ref_compare): Added test for modes.
2252 (df_ref_create_structure): Added code to set mode. Renamed
2253 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2254 DF_REF_EXTRACT_OFFSET.
2255 * df-core.c (df_print_byte_regset): New function.
2256 * df-byte-scan.c: New file.
2257 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2258 calls to BITMAP_FREE.
2259 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2260 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2261 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2262 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2263 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2264 df_byte_lr_local_compute, df_byte_lr_init,
2265 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2266 df_byte_lr_transfer_function, df_byte_lr_free,
2267 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2268 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2269 df_byte_lr_simulate_uses,
2270 df_byte_lr_simulate_artificial_refs_at_top,
2271 df_byte_lr_simulate_artificial_refs_at_end): New function.
2272 * dce.c (byte_dce_process_block): New function.
2273 (dce_process_block): au is now passed in rather than computed
2274 locally. Changed loops that look at artificial defs to not look
2275 for conditional or partial ones, because there never are any.
2276 (fast_dce): Now is able to drive byte_dce_process_block or
2277 dce_process_block depending on the kind of dce being done.
2278 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2279 (rest_of_handle_fast_byte_dce): New function.
2280 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2281 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2283 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2286 * gcc.h: Added fortran options that take arguments to
2287 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2290 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2292 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2293 scalarization if on the LHS and not a full access.
2295 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2297 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2299 2008-04-18 Rafael Espindola <espindola@google.com>
2301 * tree-vrp.c (find_case_label_index): Fix the binary search.
2302 (find_case_label_range): New.
2303 (vrp_visit_switch_stmt): Use find_case_label_range.
2304 (simplify_switch_using_ranges): Use find_case_label_range.
2306 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2308 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2309 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2311 2008-04-18 Tom Tromey <tromey@redhat.com>
2314 * doc/cpp.texi (Implementation-defined behavior): Mention
2317 2008-04-18 Ian Lance Taylor <iant@google.com>
2319 * fold-const.c (pointer_may_wrap_p): New static function.
2320 (fold_comparison): Add another test for pointer overflow. Use
2321 pointer_may_wrap_p to disable some false positives.
2323 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2325 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2326 (fname_as_string): Match updated cpp_interpret_string prototype.
2327 (fix_string_type): Support char16_t* and char32_t*.
2328 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2329 derivative) nodes. Register as builtin if C++0x.
2330 (c_parse_error): Support CPP_CHAR{16,32}.
2331 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2332 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2333 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2334 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2335 CTI_CHAR32_ARRAY_TYPE>: New elements.
2336 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2337 char32_type_node, signed_char32_type_node, char16_array_type_node,
2338 char32_array_type_node): New defines.
2339 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2340 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2341 (lex_string): Support CPP_STRING{16,32}, match updated
2342 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2343 (lex_charconst): Support CPP_CHAR{16,32}.
2344 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2345 and CPP_STRING{16,32}.
2347 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2350 * aclocal.m4: Regenerate.
2351 * configure: Regenerate.
2353 2008-04-18 Jan Hubicka <jh@suse.cz>
2355 * except.c (dw2_size_of_call_site_table,
2356 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2358 * cgraphbuild.c (build_cgraph_edges): Update.
2359 * tree-pass.h: Update comment.
2360 * final.c (leaf_function_p): Update.
2361 (leaf_renumber_regs): Update.
2362 (rest_of_clean_state): Update.
2363 * omp-low.c (expand_omp_parallel): Update.
2364 * ipa-reference.c (analyze_function): Update.
2365 * reorg.c (find_end_label): Update.
2366 (optimize_skip): Update.
2367 (fill_simple_delay_slots): Update.
2368 (fill_simple_delay_slots): Update.
2369 (make_return_insns): Update.
2370 (dbr_schedule): Update.
2371 * gimple-low.c (record_vars_into): Update.
2372 * cfgbuild.c (make_edges): Update.
2373 * function.c (assign_stack_local): Update.
2374 (assign_parm_adjust_stack_rtl): Update.
2375 (locate_and_pad_parm): Update.
2376 (allocate_struct_function): Do not initialize stack_alignment_needed
2377 and preferred_stack_boundary here.
2378 (stack_protect_prologue): Update.
2379 (stack_protect_epilogue): Update.
2380 (expand_function_start): Initialize stack_alignment_needed,
2381 preferred_stack_boundary and max_jumptable_ents.
2382 (expand_function_end): Update.
2383 (free_after_compilation): Do not NULLify epilogue_delay_list.
2384 * function.h (struct rtl_data): Add stack_protect_guard,
2385 stack_alignment_needed,
2386 preferred_stack_boundary, epilogue_delay_list.
2387 (struct function): Remove value_histograms, stack_alignment_needed,
2388 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2390 unexpanded_var_list, stack_protect_guard.
2391 (current_function_epilogue_delay_list): Remove.
2392 * ipa-type-escape.c (analyze_function): Update.
2393 * gimplify.c (pop_gimplify_context): Update comment.
2394 * calls.c (expand_call): Update.
2395 (emit_library_call_value_1): Update.
2396 * except.c (set_nothrow_function_flags): Update.
2397 * cfgexpand.c (get_decl_align_unit): Update.
2398 (create_stack_guard): Update.
2399 (estimated_stack_frame_size): Update.
2400 (expand_used_vars): Update.
2401 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2402 * explow.c (allocate_dynamic_stack_space): Update.
2403 * tree-ssa-live.c (remove_unused_locals): Update.
2404 * varasm.c (mark_constant_pool): Update.
2405 * tree-inline.c (remap_decls): Update.
2406 (initialize_cfun): Update.
2407 (declare_return_variable): Update.
2408 (inline_forbidden_p): Update.
2409 (expand_call_inline): Update.
2410 (declare_inline_vars): Update.
2411 (tree_function_versioning): Update.
2412 * tree-flow.h (value_histograms): New.
2413 (VALUE_HISTOGRAMS): New macro.
2414 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2416 * tree-cfg.c (set_bb_for_stmt): Update.
2417 (replace_by_duplicate_decl): Update.
2418 (move_block_to_fn): Update.
2419 (new_label_mapper): Update.
2420 (dump_function_to_file): Update.
2421 * ipa-struct-reorg.c (build_data_structure): Update.
2422 * cfgrtl.c (print_rtl_with_bb): Update.
2423 * reload1.c (reload): Update.
2425 * config/i386/i386.c (setup_incoming_varargs_64,
2426 ix86_compute_frame_layout): Update.
2427 * config/arc/arc.c (arc_output_function_epilogue): Update.
2429 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2431 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2432 for FreeBSD as well.
2433 * gthr-posix95.h: Likewise.
2435 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2437 PR rtl-optimization/35838
2438 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2439 out the byte offset of the first subreg.
2441 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2443 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2444 to split_ti instead of three separate calls with single member arrays.
2445 (subti3 splitter): Ditto.
2446 (adddi3 splitter): Ditto with split_di.
2447 (subdi3 splitter): Ditto.
2448 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2449 two separate calls with single member arrays. Swap match_dup
2450 operands 1 and 2 to better fit into the array.
2451 (negdi2 splitter): Ditto with split_di.
2452 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2453 two separate calls with single member arrays. Swap match_dup operands
2454 6 and 7 to better fit into the array.
2456 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2458 * config/i386/i386.c (sse_builtin_type): New.
2459 (bdesc_sse_args): Likewise.
2460 (bdesc_sse_3arg): Removed.
2461 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2462 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2463 IX86_BUILTIN_ROUNDPS.
2464 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2465 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2466 IX86_BUILTIN_ROUNDPS.
2467 (ix86_expand_sse_4_operands_builtin): Removed.
2468 (ix86_expand_sse_operands_builtin): New.
2469 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2470 and CODE_FOR_sse4_1_roundps.
2471 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2472 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2474 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2477 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2478 regs before frame pop when needed. If use_backchain_to_restore_sp
2479 then load backchain into a temp reg to restore vr and vrsave. Add
2480 code to restore vr after frame pop if possible.
2482 2008-04-17 Richard Guenther <rguenther@suse.de>
2484 * tree-vn.c (expressions_equal_p): Do not check type
2485 equality or compatibility before calling operand_equal_p.
2486 * fold-const.c (operand_equal_p): Check equivalence of
2487 integer constants before bailing out due to signedness or
2488 precision differences.
2489 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2490 spurious differences in type qualification. Ignore types
2491 for COMPONENT_REFs at all.
2493 2008-04-17 Christian Bruel <christian.bruel@st.com>
2495 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2496 msw_skip comparison.
2498 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2501 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2504 PR tree-optimization/35899
2505 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2506 rather than TREE_OPERAND.
2508 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2512 temporary registers. Change operand predicate to general_operand.
2513 (remainderxf3): Ditto.
2515 2008-04-16 Richard Guenther <rguenther@suse.de>
2517 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2518 * tree-affine.c (aff_combination_expand): Look through some
2521 2008-04-15 Doug Kwan <dougkwan@google.com>
2523 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2525 * tree-pretty-print.c (dump_generic_node): Ditto.
2526 * final.c (output_addr_const): Ditto.
2527 * dwarf2out.c (output_cfi): Ditto.
2528 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2529 * print-rtl.c (print_rtx): Ditto.
2530 * print-tree.c (print_node_brief, print_node): Ditto.
2531 * c-common.c (match_case_to_enum_1): Ditto.
2532 * sched-vis.c (print_value): Ditto.
2533 * config/i386/i386.c (print_operand): Cast to long unsigned int
2536 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2537 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2538 MS Windows VirtualProtect function.
2540 2008-04-15 Jan Hubicka <jh@suse.cz>
2542 * gengtype.c (write_root): Param_is argument is OK.
2543 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2544 * function.h: Include varray.h
2545 (rtl_eh): New stucture based on except.c one.
2546 (call_site_record): New forward declaration and vector type.
2547 * calls.c (emit_call_1): Do not call
2548 note_current_region_may_contain_throw.
2549 * except.c (eh_status): Remove cur_region, try_region since they are
2551 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2552 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2553 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2554 Remove call_site_data_used, call_site_data_size.
2555 Turn call_site_record into vector in function.h.
2556 (note_current_region_may_contain_throw): Remove.
2557 (get_exception_pointer, get_exception_filter): Do not take struct
2558 function argument; update.
2559 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2560 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2561 build_post_landing_pads, dw2_build_landing_pads,
2562 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2563 sjlj_emit_function_enter, sjlj_emit_function_enter,
2564 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2565 sjlj_build_landing_pads, finish_eh_generation,
2566 remove_exception_handler_label, remove_eh_handler,
2567 maybe_remove_eh_handler, add_reachable_handler,
2568 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2569 add_action_record, collect_one_action_chain, add_call_site,
2570 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2571 sjlj_output_call_site_table, output_function_exception_table,
2572 * except.h (note_current_region_may_contain_throw): Remove
2573 (get_exception_pointer, get_exception_filter): Do not take struct
2575 * Makefile.in (GTFILES): Put varargs before struct function.
2577 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2579 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2580 punt for STRING_CST.
2581 (get_constraint_for): Deal with STRING_CST here instead.
2583 2008-04-15 Richard Guenther <rguenther@suse.de>
2585 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2586 statements in a basic-block with a backward walk. Do not
2587 substitute into dead statements but instead remove those.
2589 2008-04-15 Richard Guenther <rguenther@suse.de>
2591 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2592 to zero, thus disable creation of SFTs.
2594 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2596 * tree-predcom.c (suitable_reference_p): Return false if the
2597 reference can throw.
2599 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2602 * c-decl.c (finish_decl): If extern or static var has variable
2603 size, set TREE_TYPE (decl) to error_mark_node.
2605 2008-04-15 Rafael Espindola <espindola@google.com>
2607 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2610 2008-04-15 Richard Guenther <rguenther@suse.de>
2612 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2613 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2614 (visit_reference_op_load): Do walk vuse-vdef chains on
2615 vn_reference_lookup.
2616 (visit_reference_op_store): But do not here.
2617 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2618 vn_reference_lookup.
2619 (vn_lookup_with_vuses): But do so here.
2621 2008-04-14 Ian Lance Taylor <iant@google.com>
2623 * fold-const.c (fold_overflow_warning): Remove assertion.
2625 2008-04-15 Ben Elliston <bje@au.ibm.com>
2627 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2628 temp1 local variables.
2630 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2633 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2634 ".text.unlikely" section as executable.
2636 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2638 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2639 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2640 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2641 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2642 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2643 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2644 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2646 2008-04-14 Ian Lance Taylor <iant@google.com>
2648 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2649 * fold-const.c (fold_comparison): If appropriate, test
2650 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2651 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2652 reassociating a pointer type.
2653 * doc/invoke.texi (Optimize Options): Document that
2654 -fstrict-overflow applies to pointer wraparound.
2656 2008-04-13 Jan Hubicka <jh@suse.cz>
2658 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2660 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2662 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2663 we are going to "save the world".
2665 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2667 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2668 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2669 operand 0 constraint, not "=".
2671 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2673 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2675 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2677 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2678 of size of positions_needed * CHAR_BIT.
2680 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2683 * dse.c (store_info): Change positions_needed to unsigned
2685 (lowpart_bitmask): New.
2686 (record_store): Cast to unsigned HOST_WIDE_INT for
2687 positions_needed. Assert width <= size of positions_needed *
2688 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2689 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2690 lowpart_bitmask to set mask.
2692 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2694 * config/bfin/constraints.md: New file.
2695 * config/bfin/bfin.md: Include it.
2696 (adddi3): Use satisfies_constraint functions instead of the old macros.
2697 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2698 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2699 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2700 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2701 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2702 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2703 EXTRA_CONSTRAINT): Delete.
2704 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2705 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2707 * config/bfin/bfin.c: Include "tm-constrs.h".
2708 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2709 Use satisfies_constraint functions instead of the old macros.
2710 * doc/md.texi (Blackfin Constraints): Update file name reference.
2712 2008-04-11 Richard Guenther <rguenther@suse.de>
2714 PR tree-optimization/35869
2715 * tree-vrp.c (execute_vrp): Move switch statement update after
2716 jump threading. Schedule another cfg cleanup run.
2718 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2721 * attribs.c (decl_attributes): Return early on errorneous node.
2723 2008-04-10 Oleg Ryjkov <olegr@google.com>
2725 * tree.h (struct tree_base): Added a new flag default_def_flag.
2726 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2728 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2730 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2732 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2735 * pa.md: Define mode iterator P. Define mode attribute dwc.
2736 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2737 (icacheflush): Likewise.
2738 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2739 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2741 2008-04-11 Ben Elliston <bje@au.ibm.com>
2743 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2745 2008-04-10 Rafael Espindola <espindola@google.com>
2747 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2748 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2749 (extract_range_from_expr): The same.
2751 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2753 * config/mips/mips.md (GPR2): New mode iterator.
2755 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2756 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2757 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2758 Rewrite these to take two modes, the mode of comparison and the
2759 mode of the destination.
2760 * config/mips/mips.c (mips_expand_scc): Instead of having
2761 paradoxical subreg as destination, expand "narrowing" scc if mode
2762 of comparison is SI and target is requested in DI mode.
2763 (mips_emit_int_order_test): Update comment. Make mode of
2764 comparison match CMP0 rather than TARGET. When creating inverse
2765 target use mode of TARGET.
2767 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2769 * gcov-dump.c (tag_summary): Only print summaries for the first
2770 GCOV_COUNTERS_SUMMABLE counters.
2772 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.md (absneg): New code iterator.
2775 (absnegprefix): New code attribute.
2776 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2777 patterns using absneg code iterator.
2778 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2779 using absneg code iterator.
2780 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2781 *neg<mode>2 patterns using absneg code iterator.
2782 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2783 *negextendsfdf2 patterns using absneg code iterator.
2784 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2785 *negextendsfxf2 patterns using absneg code iterator.
2786 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2787 *negextendsfdf2 patterns using absneg code iterator.
2788 * config/i386/sse.md (<code><mode>2): Macroize expander from
2789 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2791 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2793 * config/s390/s390.h: Remove the remains of the recent search
2794 & replace action of current_function_outgoing_args_size.
2796 2008-04-10 Ira Rosen <irar@il.ibm.com>
2798 PR tree-optimization/35821
2799 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2800 NEW_STMT_LIST is not NULL.
2802 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2805 * toplev.c (process_options): Remove -ffunction-sections debugging
2808 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2810 PR middle-end/PR28690
2811 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2812 than gen_rtx_fmt_ee to perform more canonicalizations.
2814 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2817 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2819 2008-04-09 Richard Guenther <rguenther@suse.de>
2821 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2822 (dump_function_to_file): Dump function arguments with types.
2824 2008-04-08 Richard Guenther <rguenther@suse.de>
2826 * fold-const.c (fold_widened_comparison): Do not allow
2827 sign-changes that change the result.
2829 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2832 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2833 kinds of indirect references.
2835 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2837 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2838 GNU Fortran language string.
2840 2008-04-08 Rafael Espindola <espindola@google.com>
2842 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2843 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2844 * tree.h (tree_call_nonnegative_warnv_p): New.
2846 2008-04-08 Jan Hubicka <jh@suse.cz>
2848 * function.c (free_after_compilation): Clear out regno_reg_rtx
2851 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2854 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2856 PR middle-end/PR28690
2857 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2858 same precedence as REG_POINTER and MEM_POINTER operands.
2860 2008-04-08 Richard Guenther <rguenther@suse.de>
2863 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2864 for adding index to base.
2866 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2868 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2869 (MINGW_ENABLE_EXECUTE_STACK): New.
2870 (IN_LIBGCC2): For libgcc include windows.h file for
2871 function declarations.
2873 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2875 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2876 and tem2 if tem1 is not a REG or MULT.
2878 2008-04-08 Jan Hubicka <jh@suse.cz>
2880 * function.h (incomming_args): Break out of struct function.
2881 (function_subsections): Break out of struct function.
2882 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2883 return_rtx and hard_reg_initial_vals from struct function.
2884 Kill inl_max_label_num.
2885 (current_function_pops_args, current_function_args_info,
2886 current_function_args_size, current_function_args_size,
2887 current_function_pretend_args_size,
2888 current_function_outgoing_args_size,
2889 current_function_internal_arg_pointer, current_function_return_rtx):
2890 Kill compatibility accestor macros.
2891 * builtins.c (expand_builtin_apply_args_1): Update.
2892 (expand_builtin_next_arg): Update.
2893 * df-scan.c (df_get_call_refs): Update.
2894 * dbxout.c (dbxout_function_end): Update.
2895 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2896 (output_line_info): Update.
2897 (secname_for_decl): Update.
2898 (dwarf2out_var_location): Update.
2899 * function.c (free_after_compilation): Update.
2900 (assign_parm_find_stack_rtl): Update.
2901 (assign_parms): Update.
2902 (expand_dummy_function_end): Update.
2903 (expand_function_end): Update.
2904 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2905 (expand_call): Update.
2906 (emit_library_call_value_1): Update.
2907 (store_one_arg): Update.
2908 * varasm.c (initialize_cold_section_name): Update.
2909 (unlikely_text_section): Update.
2910 (unlikely_text_section_p): Update.
2911 (assemble_start_function): Update.
2912 (assemble_end_function): Update.
2913 (default_section_type_flags): Update.
2914 (switch_to_section): Update.
2915 * integrate.c (set_decl_abstract_flags): Update.
2916 (get_hard_reg_initial_val): Update.
2917 (has_hard_reg_initial_val): Update.
2918 (allocate_initial_values): Update.
2919 * resource.c (init_resource_info): Update.
2920 * config/alpha/alpha.c (NUM_ARGS): Update.
2921 (direct_return): Update.
2922 (alpha_va_start): Update.
2923 (alpha_sa_size): Update.
2924 (alpha_initial_elimination_offset): Update.
2925 (alpha_expand_prologue): Update.
2926 (alpha_start_function): Update.
2927 (alpha_expand_epilogue): Update.
2928 (unicosmk_initial_elimination_offset):
2929 * config/alpha/alpha.md (call expander): Update.
2930 * config/s390/s390.c (s390_register_info): Update.
2931 (s390_register_info): Update.
2932 (s390_frame_info): Update.
2933 (s390_initial_elimination_offset): Update.
2934 (s390_build_builtin_va_list): Update.
2935 (s390_va_start): Update.
2936 * config/spu/spu.c (direct_return): Update.
2937 (spu_expand_prologue): Update.
2938 (spu_initial_elimination_offset): Update.
2939 (spu_build_builtin_va_list): Update.
2940 (spu_va_start): Update.
2941 * config/sparc/sparc.c (sparc_init_modes): Update.
2942 (sparc_compute_frame_size): Update.
2943 (function_value): Update.
2944 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2945 * config/i386/i386.md (return expander): Update.
2946 * config/i386/i386.c (ix86_va_start): Update.
2947 (ix86_can_use_return_insn_p): Update.
2948 (ix86_compute_frame_layout): Update.
2949 (ix86_expand_epilogue): Update.
2950 * config/sh/sh.c (output_stack_adjust): Update.
2951 (calc_live_regs): Update.
2952 (sh_expand_prologue): Update.
2953 (sh_builtin_saveregs): Update.
2954 (sh_va_start): Update.
2955 (initial_elimination_offset): Update.
2956 (sh_allocate_initial_value): Update.
2957 (sh_function_ok_for_sibcall): Update.
2958 (sh_get_pr_initial_val): Update.
2959 * config/sh/sh.md (return expander): Update.
2960 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2961 * config/crx/crx.c (crx_compute_frame): UPdate.
2962 (crx_initial_elimination_offset): UPdate.
2963 * config/xtensa/xtensa.c (compute_frame_size): Update
2964 (xtensa_builtin_saveregs): Update.
2965 (xtensa_va_start): Update.
2966 (order_regs_for_local_alloc): Update.
2967 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2968 (xstormy16_expand_builtin_va_start): Update.
2969 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2970 * config/m68hc11/m68hc11.md (return expanders): Update.
2971 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2972 (expand_epilogue): Update.
2973 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2974 (cris_simple_epilogue): Update.
2975 (cris_expand_prologue): Update.
2976 (cris_expand_epilogue): Update.
2977 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2978 (compute_frame_size): Update.
2979 * config/mt/mt.c (mt_compute_frame_size): Update.
2980 * config/mn10300/mn10300.c (expand_prologue): Update.
2981 (expand_epilogue): Update.
2982 (initial_offset): Update.
2983 (mn10300_builtin_saveregs):
2984 * config/mn10300/mn10300.md (return expander): Update.
2985 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2986 (ia64_initial_elimination_offset): Update.
2987 (ia64_initial_elimination_offset): Update.
2988 (ia64_expand_prologue): Update.
2989 * config/m68k/m68k.md (return expander): Update.
2990 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2991 (rs6000_stack_info): Update.
2992 * config/mcore/mcore.c (layout_mcore_frame): Update.
2993 (mcore_expand_prolog): Update.
2994 * config/arc/arc.c (arc_compute_frame_size): Update.
2995 * config/score/score3.c (score3_compute_frame_size): Update.
2996 * config/score/score7.c (score7_compute_frame_size): Update.
2997 * config/arm/arm.c (use_return_insn): Update.
2998 (thumb_find_work_register): Update.
2999 (arm_compute_save_reg_mask): Update.
3000 (arm_output_function_prologue): Update.
3001 (arm_output_epilogue): Update.
3002 (arm_size_return_regs): Update.
3003 (arm_get_frame_offsets): Update.
3004 (arm_expand_prologue): Update.
3005 (thumb_exit): Update.
3006 (thumb_unexpanded_epilogue): Update.
3007 (thumb1_output_function_prologue): Update.
3008 * config/pa/pa.md (return expander): Update.
3009 * config/pa/pa.c (compute_frame_size): Update.
3010 (hppa_builtin_saveregs): Update.
3011 * config/mips/mips.c (mips_va_start): Update.
3012 (mips16_build_function_stub): Update.
3013 (mips_compute_frame_info): Update.
3014 (mips_restore_gp): Update.
3015 (mips_output_function_prologue): Update.
3016 (mips_expand_prologue): Update.
3017 * config/v850/v850.c (compute_frame_size): Update.
3018 (expand_prologue): * config/mmix/mmix.c (along): update.
3019 (mmix_initial_elimination_offset): update.
3020 (mmix_reorg): update.
3021 (mmix_use_simple_return): update.
3022 (mmix_expand_prologue): update.
3023 (mmix_expand_epilogue): Update.
3024 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3025 (emit_link_insn): Update.
3027 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3029 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3030 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3032 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3035 2008-04-07 Jan Hubicka <jh@suse.cz>
3037 * function.h (rtl): Rename to x_rtl.
3039 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3040 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3041 used_temp_slots avail_temp_slots, temp_slot_level,
3042 nonlocal_goto_handler_labels): Update accesstors.
3043 (rtl): New global variable.
3044 (struct function): Move some fileds to rtl_data.
3045 (get_arg_pointer_save_area): Update prototype.
3046 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3047 get_arg_pointer_save_area.
3048 * expr.c (init_expr): Update
3049 * function.c (get_frame_size): Update
3050 (assign_stack_local): Update
3051 (expand_function_end): Update.
3052 (get_art_pointer_save_area): Update
3054 * emit-rtl.c (rtl): Declare.
3055 (regno_reg_rtx): Declare.
3056 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3058 (gen_reg_rtx): Update.
3059 * varasm.c (n_deferred_constatns): Update accestor.
3060 (init_varasm_status): Do not allocate varasm_status.
3061 (force_const_mem, get_pool_size, output_constant_pool): Update.
3062 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3063 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3064 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3065 * sparc/sparc.h (INIT_EXPANDERS): Update.
3066 * ia64/ia64.h (INIT_EXPANDERS): Update.
3068 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3070 * reload.c (push_secondary_reload): Add missing break to for loop.
3072 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3074 PR middle-end/PR28690
3075 * rtlanal.c: Update copyright years.
3076 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3077 as REG_POINTER and MEM_POINTER operands.
3078 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3079 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3080 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3081 * gcse.c: Update copyright years.
3082 (pre_delete): Call gen_reg_rtx_and_attrs.
3083 (hoist_code): Likewise.
3084 (build_store_vectors): Likewise.
3085 (delete_store): Likewise.
3086 * loop-invariant.c (move_invariant_reg): Likewise.
3087 Update copyright years.
3089 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3091 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3092 control string instead of quoted.
3094 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3096 * doc/rtl.texi: Rewrite of subreg section.
3098 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3101 * config/i386/i386.c (legitimize_pic_address): Add treating
3102 of dllimport SYM_REF's.
3103 (legitimize_dllimport_symbol): Add prototype.
3105 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3107 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3108 reference in constructor with non self-referential type.
3110 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3112 Removal of Return with Depressed Stack Pointer support
3113 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3114 (ECF_SP_DEPRESSED): Likewise.
3115 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3116 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3117 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3118 (expand_call): Do not test ECF_SP_DEPRESSED.
3119 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3120 * function.c (keep_stack_depressed): Delete.
3121 (handle_epilogue_set): Likewise.
3122 (update_epilogue_consts): Likewise.
3123 (emit_equiv_load): Likewise.
3124 (thread_prologue_and_epilogue_insns): Remove support for Return with
3125 Depressed Stack Pointer.
3126 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3128 2008-04-06 Richard Guenther <rguenther@suse.de>
3130 PR tree-optimization/35400
3131 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3132 information from SSA_NAMEs.
3134 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3136 * config/avr/avr.h (avr_mega_p): Remove declaration.
3137 (AVR_MEGA): Remove macro.
3138 * config/avr/avr.c (avr_mega_p): Remove variable.
3139 (avr_override_options): Remove inicializion of avr_mega_p.
3140 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3141 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3142 (avr_jump_mode): (Ditto.).
3143 (avr_output_progmem_section_asm_op): (Ditto.).
3144 (avr_asm_init_sections): (Ditto.).
3145 (avr_asm_init_sections): (Ditto.).
3146 (avr_rtx_costs): (Ditto.).
3147 * config/avr/avr.md: (Ditto.).
3148 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3151 2008-04-06 Richard Guenther <rguenther@suse.de>
3153 PR tree-optimization/35842
3154 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3155 is_gimple_invariant_address.
3157 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3159 * gcc.c (default_compilers): Sync Fortran extensions list with
3160 that in fortran/lang-specs.h.
3161 * doc/invoke.texi: Likewise.
3162 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3163 * dwarf2out.c (gen_compile_unit_die): Likewise.
3165 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3167 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3169 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3172 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3173 attribute is used for nested functions.
3175 2008-04-05 Jan Hubicka <jh@suse.cz>
3177 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3179 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3181 (dump_files): Update.
3182 (enable_rtl_dump_file): Do not accept letter argument.
3183 * tree-pass.h (dump_file_info): Remove letter argument.
3184 * toplev.c (decode_d_option): Update -da handling.
3185 * toplev.h (enable_rtl_dump_file): Update prototype.
3186 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3187 it out based on pass type.
3188 (register_dump_files_1): Likewise.
3189 (init_optimization_passes): Update register_one_dump_file calls.
3190 (execute_one_pass): Sanity check that IPA passes are called at IPA
3191 level and RTL passes at RTL level.
3192 (execute_pass_list): IPA pass can not be after or subpass of
3194 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3195 disallov RTL subpasses of IPA subpasses.
3197 2008-04-05 Ben Elliston <bje@au.ibm.com>
3199 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3200 builtins that return exactly once and do not throw. Cache call to
3203 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3205 PR rtl-optimization/34916
3207 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3208 between instruction pairs.
3210 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3212 * doc/invoke.texi: Document -mbitops for SH.
3213 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3214 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3215 * config/sh/sh.c (print_operand): Add %t operand code.
3216 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3217 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3218 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3219 (extendqihi2): Likewise.
3220 (movqi_i): Likewise.
3221 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3222 (extv): Use bld instruction for SH2A if possible.
3224 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3225 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3226 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3227 (bset.b, bclr.b): Define peepholes.
3228 * config/sh/sh.opt (mbitops): New option.
3230 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3233 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3234 and view convert expression.
3236 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3239 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3241 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3243 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3245 * config/i386/cpuid.h (bit_AES): New.
3246 (bit_PCLMUL): Likewise.
3248 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3249 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3250 SSE2 if AES or PCLMUL is enabled.
3251 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3252 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3253 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3254 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3255 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3256 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3257 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3258 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3259 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3260 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3261 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3262 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3263 __builtin_ia32_aeskeygenassist128 and
3264 __builtin_ia32_pclmulqdq128.
3265 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3266 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3267 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3269 * config/i386/i386.h (TARGET_AES): New.
3270 (TARGET_PCLMUL): Likewise.
3271 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3273 * config/i386/i386.md (UNSPEC_AESENC): New.
3274 (UNSPEC_AESENCLAST): Likewise.
3275 (UNSPEC_AESDEC): Likewise.
3276 (UNSPEC_AESDECLAST): Likewise.
3277 (UNSPEC_AESIMC): Likewise.
3278 (UNSPEC_AESKEYGENASSIST): Likewise.
3279 (UNSPEC_PCLMUL): Likewise.
3281 * config/i386/i386.opt (maes): New.
3282 (mpclmul): Likewise.
3284 * config/i386/sse.md (aesenc): New pattern.
3285 (aesenclast): Likewise.
3287 (aesdeclast): Likewise.
3289 (aeskeygenassist): Likewise.
3290 (pclmulqdq): Likewise.
3292 * config/i386/wmmintrin.h: New.
3294 * doc/extend.texi: Document AES and PCLMUL built-in function.
3296 * doc/invoke.texi: Document -maes and -mpclmul.
3298 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3300 * function.c (free_after_parsing): Replace with
3301 cxx_push_function_context from C++ front-end.
3302 (allocate_struct_function): Don't call langhook.
3303 * langhooks.h (struct lang_hooks_for_functions): Delete.
3304 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3306 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3307 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3308 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3309 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3310 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3311 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3312 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3314 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3315 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3317 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3320 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3323 2008-04-04 Richard Guenther <rguenther@suse.de>
3326 * fold-const.c (optimize_minmax_comparison): Use the correct
3327 type for the constant in the simplified comparison.
3329 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3331 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3332 Pass L2 size as "--param l2-cache-size" to the compiler.
3333 (decode_l2_cache): New function to decode L2 cache parameters using
3334 0x8000006 extended cpuid function.
3335 (detect_caches_amd): Determine parameters of L2 cache using
3336 decode_l2_caches function.
3337 (decode_caches_intel): Decode L2 cache parameters.
3338 (detect_caches_intel): Determine L2 cache parameters using
3339 decode_caches_intel and decode_l2_caches functions.
3341 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3343 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3344 secondary input reload for subword loads from the constant pool.
3346 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3349 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3350 constants of the appropriate size for runtime calculations.
3353 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3354 decimal-float literal constant zero.
3356 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3359 * c-parser.c (c_parser_omp_atomic): Call
3360 default_function_array_conversion on the RHS.
3363 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3364 call is_variable_sized if decl has incomplete type.
3366 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3368 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3370 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3372 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3374 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3375 (sgt<u>): Merge sgt and sgtu into new expander.
3376 (sgt, sgtu): Remove expanders.
3377 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3378 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3379 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3380 *sgtu_<mode>_mips16 into new pattern.
3381 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3382 (sge<u>): Merge sge and sgeu into new expander.
3383 (sge, sgeu): Remove expanders.
3384 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3386 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3387 (slt<u>): Merge slt and sltu into new expander.
3388 (slt, sltu): Remove expanders.
3389 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3390 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3391 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3392 *sltu_<mode>_mips16 into new pattern.
3393 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3394 (sle<u>): Merge sle and sleu into new expander.
3395 (sle, sleu): Remove expanders.
3396 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3397 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3398 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3399 *sleu_<mode>_mips16 into new pattern.
3400 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3402 2008-04-03 Jan Hubicka <jh@suse.cz>
3404 PR tree-optimization/35795
3405 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3406 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3407 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3408 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3409 * score/score3.c (score3_output_mi_thunk): Likewise.
3410 * score/score7.c (score7_output_mi_thunk): Likewise.
3411 * mips/mips.c (mips_output_mi_thunk): Likewise.
3413 2008-04-03 Richard Guenther <rguenther@suse.de>
3415 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3416 conversions. Simplify code.
3418 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3420 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3422 2008-04-03 Tom Tromey <tromey@redhat.com>
3423 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3425 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3426 * config/bfin/t-bfin-linux (generated_files): Add
3427 linux-sysroot-suffix.h.
3428 * doc/install.texi (Prerequisites): Require make 3.80.
3429 * doc/sourcebuild.texi (Front End Directory): Document new
3431 * Makefile.in (generated_files): New variable.
3432 (ALL_HOST_OBJS): New variable.
3433 ($(ALL_HOST_OBJS)): New target.
3435 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3437 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3438 (remap_block): Call id->transform_lang_insert_block instead
3440 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3441 Set id.transform_lang_insert_block to NULL.
3442 (clone_body): Move to cp/optimize.c
3443 * tree-inline.h (struct copy_body_data): Change
3444 transform_lang_insert_block to function pointer.
3445 (copy_generic_body, copy_decl_no_change): Export.
3446 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3447 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3448 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3450 * c-tree.h (insert_block): Kill.
3451 * c-decl.c (insert_block): Kill.
3453 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3455 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3456 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3457 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3459 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3460 argument, call {push,pop}_function_context from here.
3461 * c-parser.c: Use c_{push,pop}_function_context.
3463 * function.c (push_function_context_to): Move meat ...
3464 (push_function_context): ... here. Simplify.
3465 * function.c (pop_function_context_from): Move meat ...
3466 (pop_function_context): ... here. Simplify.
3467 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3469 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3470 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3471 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3472 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3474 2008-04-03 Ben Elliston <bje@au.ibm.com>
3476 * expmed.c (extract_force_align_mem_bit_field): Remove.
3478 2008-04-03 Richard Guenther <rguenther@suse.de>
3481 * expr.h (try_casesi): Adjust prototype.
3482 * expr.c (try_casesi): Take fallback label as extra parameter.
3483 Use that for gen_casesi if default_label is NULL.
3484 * stmt.c (expand_case): Pass fallback label to try_casesi,
3485 make sure to fill gaps with a fallback label if default_label
3488 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3491 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3493 2008-04-03 Ben Elliston <bje@au.ibm.com>
3495 * expmed.c (extract_split_bit_field): Remove if (0) code.
3496 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3497 (do_ds_constraint): Likewise.
3499 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3501 * doc/cppopts.texi (-dU): Document.
3502 * c-common.h (flag_dump_macros): Update comment.
3503 * c-opts.c (handle_OPT_d): Handle -dU.
3504 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3505 dump_queued_macros, cb_used_define, cb_used_undef): New.
3506 (init_pp_output): Handle -dU.
3507 (cb_line_change): Call dump_queued_macros.
3508 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3510 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3512 * config/avr/predicates.md (io_address_operand): New predicate.
3513 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3514 * config/avr/avr.c (avr_io_address_p): Remove function.
3515 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3516 'avr_io_address_p' function.
3517 (out_movhi_r_mr): (Ditto.).
3518 (out_movqi_mr_r): (Ditto.).
3519 (out_movhi_mr_r): (Ditto.).
3520 (avr_address_cost): (Ditto.).
3522 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3524 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3525 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3526 in 32bit mode when XMM registers are available to avoid store
3528 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3529 corresponding post-reload splitters.
3531 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3533 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3534 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3535 __builtin_ia32_roundss.
3536 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3537 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3538 __builtin_ia32_roundss.
3539 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3540 IX86_BUILTIN_SHUFPD here.
3542 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3544 * config/i386/i386.md (plogic): New.
3545 (plogicprefix): Likewise.
3547 * config/i386/mmx.md (mmx_<code><mode>3): New.
3548 (mmx_and<mode>3): Removed.
3549 (mmx_ior<mode>3): Likewise.
3550 (mmx_xor<mode>3): Likewise.
3552 * config/i386/sse.md (<code><mode>3): New.
3553 (*<code><mode>3): Likewise.
3554 (*<code><mode>3): Likewise.
3555 (<code><mode>3): Likewise.
3556 (*sse_<code><mode>3): Likewise.
3557 (*sse2_<code><mode>3): Likewise.
3558 (<code>tf3): Likewise.
3559 (*<code>tf3): Likewise.
3560 (and<mode>3): Likewise.
3561 (*and<mode>3): Likewise.
3562 (ior<mode>3): Removed.
3563 (*ior<mode>3): Likewise.
3564 (xor<mode>3): Likewise.
3565 (*xor<mode>3): Likewise.
3566 (*and<mode>3): Likewise.
3567 (*ior<mode>3): Likewise.
3568 (*xor<mode>3): Likewise.
3569 (and<mode>3): Likewise.
3570 (*sse_and<mode>3): Likewise.
3571 (*sse2_and<mode>3): Likewise.
3573 (*andtf3): Likewise.
3574 (ior<mode>3): Likewise.
3575 (*sse_ior<mode>3): Likewise.
3576 (*sse2_ior<mode>3): Likewise.
3578 (*iortf3): Likewise.
3579 (xor<mode>3): Likewise.
3580 (*sse_xor<mode>3): Likewise.
3581 (*sse2_xor<mode>3): Likewise.
3583 (*xortf3): Likewise.
3585 2008-04-02 Richard Guenther <rguenther@suse.de>
3587 PR tree-optimization/14495
3588 PR tree-optimization/34793
3589 * tree-vrp.c (struct switch_update): New structure.
3590 (to_remove_edges, to_update_switch_stmts): New VECs.
3591 (simplify_switch_using_ranges): New function. Remove not taken
3592 case labels and edges.
3593 (simplify_stmt_using_ranges): Call it.
3594 (identify_jump_threads): Mark edges we have queued for removal
3595 so we don't thread them.
3596 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3598 * tree-cfg.c (group_case_labels): Deal with missing default label.
3599 (tree_verify_flow_info): Allow missing default label.
3600 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3601 (emit_case_nodes): Likewise.
3602 (expand_case): Do not rely on the default label to be present.
3603 * expr.c (try_casesi): Deal with NULL default_label.
3604 (do_tablejump): Likewise.
3606 2008-04-02 Richard Guenther <rguenther@suse.de>
3608 PR tree-optimization/14495
3609 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3610 SWITCH_EXPR here ...
3611 (vrp_visit_switch_stmt): ... but here (new function).
3612 (find_case_label_index): New helper function.
3613 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3615 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3617 * fwprop.c: Fix ISO-C99ism.
3619 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3622 * Makefile.in (objdir): Set it here.
3623 * configure.ac: Not here. Find dynamic linker characteristics.
3624 * exec-tool.in: Use them.
3625 * aclocal.m4: Regenerate.
3626 * configure: Regenerate.
3628 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3630 * expr.c (expand_var): Delete it.
3631 * expr.h (expand_var): Delete prototype.
3632 * function.c (expand_function_start): Use expand_decl instead.
3633 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3636 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3638 PR rtl-optimization/35542
3639 * fwprop.c (forward_propagate_and_simplify): Replace
3640 loc_reg_mentioned_in_p with reg_mentioned_p.
3642 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3644 PR rtl-optimization/35281
3645 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3646 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3647 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3648 (varying_mem_p): Move above propagate_rtx.
3649 (all_uses_available_at): Do not check MEMs.
3651 2008-04-02 Rafael Espindola <espindola@google.com>
3653 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3654 (register_edge_assert_for_2): Split the cond argument.
3655 (register_edge_assert_for_1): Adjust for the change in
3656 register_edge_assert_for_2.
3657 (register_edge_assert_for): Split the cond argument.
3658 (find_switch_asserts): Adjust for the change in
3659 register_edge_assert_for.
3661 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3663 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3664 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3665 offsets for 64-bit mingw.
3666 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3667 abi for x86_64-pc-mingw.
3669 2008-04-02 Richard Guenther <rguenther@suse.de>
3671 * tree-vrp.c (extract_range_from_assert): Make sure to not
3672 produce range min/max with TREE_OVERFOW set.
3673 If merging a anti-range and a range keep the anti-range if
3674 the range covers all values of the type.
3675 (register_edge_assert_for_2): Only allow sign-changing
3676 conversions in detecting canonical range checks. Also
3677 register an assert for the unsigned name if useful.
3679 PR tree-optimization/35787
3680 * tree-vrp.c (vrp_val_max): New function.
3681 (vrp_val_min): Likewise.
3682 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3683 (vrp_val_is_min): Likewise.
3684 (supports_overflow_infinity): Use vrp_val_{min,max}.
3685 (negative_overflow_infinity): Likewise.
3686 (positive_overflow_infinity): Likewise.
3687 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3688 (is_positive_overflow_infinity): Likewise.
3689 (is_overflow_infinity): Likewise.
3690 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3691 vrp_val_is_{min,max}.
3692 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3693 to ranges if possible. Avoid empty ranges.
3695 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3698 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3699 the expression is a function address.
3701 2008-04-01 George Helffrich <george@gcc.gnu.org>
3703 PR fortran/35154, fortran/23057
3704 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3705 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3706 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3707 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3709 (dbxout_syms): Check for COMMON-based symbol and wrap in
3710 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3711 in bracket for efficiency.
3713 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3714 using DW_TAG_common_block + member offset.
3715 (add_pubname_string): New function.
3716 (dw_expand_expr): New function to find block name and offset for
3718 (common_check): New function to check whether symbol in Fortran COMMON.
3719 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3721 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3724 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3726 2008-04-02 Ben Elliston <bje@au.ibm.com>
3728 * config/v850/v850.md (casesi): Remove if (0) code.
3729 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3730 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3732 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3734 * config/i386/i386.md (rex64suffix): New mode attribute.
3735 (floathi<mode>2): Disable expander for SSE math.
3736 (*floathi<mode>2_1): New insn insn_and_split pattern.
3737 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3738 corresponding post-reload splitters.
3739 (*floathi<mode>2_i387): New macroized insn pattern.
3740 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3741 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3742 insn_and_split pattern.
3743 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3744 New macroized instruction patterns and corresponding post-reload
3746 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3747 and corresponding post-reload splitters.
3748 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3749 New macroized instruction patterns.
3750 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3751 macroized instruction patterns and corresponding post-reload splitters.
3752 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3753 corresponding post-reload splitters.
3754 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3755 New macroized instruction patterns.
3756 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3757 corresponding post-reload splitters.
3758 (*floatsi<mode>2_i387): New macroized instruction patterns.
3760 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3762 * config/i386/i386.md (smaxmin): New.
3763 (umaxmin): Likewise.
3764 (maxminiprefix): Likewise.
3765 (maxminfprefix): Likewise.
3766 (<code><mode>3): Likewise.
3767 (smin<mode>3): Removed.
3768 (smax<mode>3): Likewise.
3770 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3771 (mmx_<code>v4hi3): Likewise.
3772 (mmx_<code>v8qi3): Likewise.
3773 (mmx_smaxv2sf3): Removed.
3774 (mmx_sminv2sf3): Likewise.
3775 (mmx_umaxv8qi3): Likewise.
3776 (mmx_smaxv4hi3): Likewise.
3777 (mmx_uminv8qi3): Likewise.
3778 (mmx_sminv4hi3): Likewise.
3780 * config/i386/sse.md (<addsub><mode>3): New.
3781 (*<addsub><mode>3): Likewise.
3782 (<sse>_vm<addsub><mode>3): Likewise.
3783 (<maxmin><mode>3): Likewise.
3784 (*<maxmin><mode>3_finite): Likewise.
3785 (*<maxmin><mode>3): Likewise.
3786 (<sse>_vm<maxmin><mode>3): Likewise.
3787 (sse3_h<addsub>v4sf3): Likewise.
3788 (sse3_h<addsub>v2df3): Likewise.
3789 (<maxmin>v16qi3): Likewise.
3790 (*<maxmin>v16qi3): Likewise.
3791 (<maxmin>v8hi3): Likewise.
3792 (*<maxmin>v8hi3): Likewise.
3793 (*sse4_1_<maxmin><mode>3): Likewise.
3794 (*sse4_1_<maxmin><mode>3): Likewise.
3795 (add<mode>3): Removed.
3796 (*add<mode>3): Likewise.
3797 (<sse>_vmadd<mode>3): Likewise.
3798 (sub<mode>3): Likewise.
3799 (*sub<mode>3): Likewise.
3800 (<sse>_vmsub<mode>3): Likewise.
3801 (smin<mode>3): Likewise.
3802 (*smin<mode>3_finite): Likewise.
3803 (*smin<mode>3): Likewise.
3804 (<sse>_vmsmin<mode>3): Likewise.
3805 (smax<mode>3): Likewise.
3806 (*smax<mode>3_finite): Likewise.
3807 (*smax<mode>3): Likewise.
3808 (<sse>_vmsmax<mode>3): Likewise.
3809 (sse3_haddv4sf3): Likewise.
3810 (sse3_haddv2df3): Likewise.
3811 (sse3_hsubv4sf3): Likewise.
3812 (sse3_hsubv2df3): Likewise.
3813 (umaxv16qi3): Likewise.
3814 (*umaxv16qi3): Likewise.
3815 (smaxv8hi3): Likewise.
3816 (*smaxv8hi3): Likewise.
3817 (*sse4_1_smax<mode>3): Likewise.
3818 (*sse4_1_umax<mode>3): Likewise.
3819 (uminv16qi3): Likewise.
3820 (*uminv16qi3): Likewise.
3821 (sminv8hi3): Likewise.
3822 (*sminv8hi3): Likewise.
3823 (*sse4_1_smin<mode>3): Likewise.
3824 (*sse4_1_umin<mode>3): Likewise.
3826 2008-04-01 Rafael Espindola <espindola@google.com>
3828 * tree-cfg.c (verify_expr): remove in_phi.
3829 (verify_stmt): Don't call walk_tree with verify_expr. Use
3830 is_gimple_min_invariant instead of is_gimple_val.
3832 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3834 * doc/include/gpl_v3.texi: Update for manpage generation.
3835 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3837 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3838 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3839 gpl_v3.texi instead of gpl.texi.
3842 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3845 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3847 2008-04-01 Rafael Espindola <espindola@google.com>
3849 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3850 (extract_code_and_val_from_cond): Use
3851 extract_code_and_val_from_cond_with_ops.
3853 2008-04-01 Jan Hubicka <jh@suse.cz>
3855 * function.c (free_after_compilation): Free epilogue_delay_list.
3856 (prepare_function_start): Assert that previous compilation was freed.
3858 2008-04-01 Jan Hubicka <jh@suse.cz>
3859 Jim Wilson <wilson@tuliptree.org>
3860 Andreas Tobler <andreast@gcc.gnu.org>
3863 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3864 rtl.emit instead cfun->emit.
3865 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3866 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3868 2008-04-01 Ben Elliston <bje@au.ibm.com>
3870 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3872 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3874 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3876 (fprofile-use): Add var flag_profile_use
3877 * coverage.c (coverage_begin_output): Do not open a gcno file for
3878 output only if -ftest-coverage is set.
3879 Do not add getpwd() to gcda file path.
3880 (build_gcov_info): Check the new flag
3881 flag_profile_datafile_relative_path.
3882 (coverage_init): Use profile_data_prefix.
3883 Read profile counter only if flag_profile_use is set.
3884 * opts.c (common_handle_option): New option fprofile-use=,
3885 fprofile-dir=, fprofile-generate=.
3886 * toplev.c (profile_data_prefix): New variable definition.
3887 * toplev.h (profile_data_prefix): New declaration.
3888 * doc/invoke.tex (Option Summary, Optimization Options):
3891 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3893 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3894 use tmp consistently.
3897 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3898 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3899 UNSPEC_FR_RECIP_APPROX_RES.
3900 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3902 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3905 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3907 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3910 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3911 element of the vector via a pointer.
3913 2008-03-31 Ian Lance Taylor <iant@google.com>
3915 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3917 2008-03-31 Jan Hubicka <jh@suse.cz>
3919 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3920 get_arg_pointer_save_area.
3921 * expr.c (init_expr): Just clear out rtl.expr.
3922 * function.c (free_after_compilation): Clear out whole RTL structure.
3923 (get_func_frame_size): Merge into ...
3924 (get_frame_size): ... this one.
3925 (assign_stack_local_1): Merge into ...
3926 (assign_stack_local): ... this one.
3927 (expand_function_end): Update call of get_arg_pointer_save_area.
3928 (get_art_pointer_save_area): Remove cfun argument.
3929 * function.h (emit_status): regno_pointer_align does not need length
3930 attribute. Move x_regno_reg_rtx to ...
3931 (regno_reg_rtx): ... new global array.
3932 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3933 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3934 apply_args_value, forced_labels, stack_pointer_delta):
3936 (struct varasm_status): Move here from varasm.c
3937 (struct rtl_data): New. Move here some fields from struct function.
3938 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3939 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3940 used_temp_slots avail_temp_slots, temp_slot_level,
3941 nonlocal_goto_handler_labels): Update accesstors.
3942 (rtl): New global variable.
3943 (struct function): Move some fileds to rtl_data.
3944 (get_arg_pointer_save_area): Update prototype.
3945 * emit-rtl.c (rtl): Declare.
3946 (regno_reg_rtx): Declare.
3947 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3949 (gen_reg_rtx): Update.
3950 (init_virtual_regs): Do not tate emit_status argument.
3951 (init_emit): Do not allocate emit.
3952 * varasm.c (varasm_statuc): Move to function.h.
3953 (n_deferred_constatns): Update accestor.
3954 (init_varasm_status): Do not allocate varasm_status.
3955 (force_const_mem, get_pool_size, output_constant_pool): Update.
3956 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3957 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3959 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3961 PR rtl-optimization/35729
3962 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3965 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3968 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3969 load/store if memory is unaligned.
3970 (*movti_rex64): Likewise.
3972 * config/i386/predicates.md (misaligned_operand): New.
3974 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3977 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3980 2008-03-31 Jan Beulich <jbeulich@novell.com>
3982 * config/ia64/constraints.md: Add 'j' constraint.
3983 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3984 (movdi_internal): Likewise.
3986 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3989 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3991 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3994 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3995 proper error message for the third argument on blendpd and
3998 * config/i386/sse.md (blendbits): New.
3999 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4001 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4003 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4005 2008-03-30 Richard Guenther <rguenther@suse.de>
4008 * fold-const.c (fold_sign_changed_comparison): Do leave
4009 conversions to base-types alone.
4011 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4013 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4014 the link register if one altivec register is be saved.
4016 2008-03-30 Ben Elliston <bje@au.ibm.com>
4018 * final.c (final_scan_insn): Remove if (0) code.
4020 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4022 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4024 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4026 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4027 of V4SFmode to ix86_binary_operator_ok.
4029 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4031 * config/i386/i386.c (override_options): Initialize
4032 ix86_veclib_handler to ix86_veclibabi_svml when
4033 -mveclibabi=svml is used.
4034 (ix86_veclibabi_svml): New function for SVML ABI style
4035 vectorization support.
4036 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4038 2008-03-28 Rafael Espindola <espindola@google.com>
4040 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4041 (tree_binary_nonnegative_warnv_p): Make it public.
4042 (tree_single_nonnegative_warnv_p): Make it public.
4043 (tree_invalid_nonnegative_warnv_p): Make it public.
4044 (tree_unary_nonzero_warnv_p): Make it public.
4045 (tree_binary_nonzero_warnv_p): Make it public
4046 (tree_single_nonzero_warnv_p): Make it public.
4047 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4048 (extract_range_from_binary_expr): Split the expr argument.
4049 (extract_range_from_unary_expr): Split the expr argument.
4050 (extract_range_from_comparison): Split the expr argument.
4051 (extract_range_from_expr): Use the new aux functions.
4052 (vrp_evaluate_conditional_warnv): Use
4053 vrp_evaluate_conditional_warnv_with_ops.
4054 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4055 (tree_binary_nonzero_warnv_p): Declare.
4056 (tree_single_nonzero_warnv_p): Declare.
4057 (tree_expr_nonzero_warnv_p): Declare.
4058 (tree_unary_nonnegative_warnv_p): Declare.
4059 (tree_binary_nonnegative_warnv_p): Declare.
4060 (tree_single_nonnegative_warnv_p): Declare.
4061 (tree_invalid_nonnegative_warnv_p): Declare.
4063 2008-03-28 Richard Guenther <rguenther@suse.de>
4065 PR tree-optimization/30317
4066 PR tree-optimization/30911
4067 PR tree-optimization/34793
4068 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4069 (struct assert_locus_d): New member EXPR.
4070 (register_new_assert_for): Add EXPR parameter to support
4071 ASSERT_EXPR <name, expr OP limit>.
4072 (register_edge_assert_for_1): Adjust callers.
4073 (find_assert_locations): Likewise.
4074 (process_assert_insertions_for): Build condition from expression.
4075 (extract_range_from_assert): Handle ASSERT_EXPRs
4076 of the form ASSERT_EXPR <name, expr OP limit>.
4077 (register_edge_assert_for_2): New helper registering
4078 asserts for comparisons. Recognize range tests of the form
4079 (unsigned)i - CST1 OP CST2.
4080 (register_edge_assert_for_1): Use it.
4081 (register_edge_assert_for): Likewise.
4082 (needs_overflow_infinity): Integer sub-types
4083 do not need overflow infinities.
4084 (vrp_val_is_max): The extreme values of integer sub-types
4085 are those of the base type.
4086 (vrp_val_is_min): Likewise.
4087 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4090 2008-03-28 Nick Clifton <nickc@redhat.com>
4093 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4094 Return GENERAL_REGS for stack adjustment reloads.
4096 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4099 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4100 const_vector when all the vectors are constant.
4102 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4104 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4106 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4107 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4109 (s<code>_sf): Use new scc_sf attribute for opcode names.
4111 2008-03-27 Tom Tromey <tromey@redhat.com>
4113 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4114 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4115 config/spu/t-spu-elf, config/i386/t-interix,
4116 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4117 config/i386/x-darwin, config/i386/x-mingw32,
4118 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4119 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4120 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4121 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4122 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4123 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4124 config/score/t-score-elf, config/arm/t-strongarm-pe,
4125 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4126 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4127 Revert automatic dependency patch.
4129 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4132 * config/i386/i386.c (ix86_function_arg_boundary): Align
4133 decimal floating point to its natural boundary.
4135 2008-03-27 Richard Guenther <rguenther@suse.de>
4138 * fold-const.c (fold_comparison): Restrict distinct decl
4139 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4140 solely rely on operand_equal_p.
4142 2008-03-27 Richard Guenther <rguenther@suse.de>
4145 * c-common.c (handle_weak_attribute): Reject combination of
4148 2008-03-27 Richard Guenther <rguenther@suse.de>
4150 PR tree-optimization/32810
4151 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4152 conversions from DECL_INITIAL.
4153 (fold_const_aggregate_ref): Likewise from constructor elements.
4155 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4157 * tree-affine.h (aff_combination_expand): Declare.
4158 (get_inner_reference_aff): Likewise.
4159 * tree-affine.c (aff_combination_expand): Split out from
4160 tree_to_aff_combination_expand.
4161 (get_inner_reference_aff): New function.
4162 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4163 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4164 (struct lim_aux_data): sm_done field removed.
4165 (mem_ref_loc_p, mem_ref_locs_p): New types.
4166 (struct mem_ref): Added id, stored, accesses_in_loop,
4167 indep_loop, dep_loop, indep_ref, dep_ref fields.
4168 Removed is_stored, locs and next fields.
4169 (memory_accesses): New variable.
4170 (movement_possibility): Do not allow moving statements
4171 that store to memory.
4172 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4174 (determine_max_movement): For statements with memory references,
4175 find the outermost loop in that the reference is independent.
4176 (move_computations_stmt): Mark the virtual operands for renaming.
4177 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4178 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4179 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4180 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4181 create_vop_ref_mapping, analyze_memory_references,
4182 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4183 get_all_locs_in_loop, ref_always_accessed_p,
4184 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4185 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4186 store_motion_loop, store_motion): New functions.
4187 (struct vop_to_refs_elt): New type.
4188 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4189 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4190 (schedule_sm): Replaced by...
4191 (execute_sm): ... this.
4192 (determine_lsm_ref, hoist_memory_references,
4193 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4194 find_more_ref_vops, free_mem_ref, free_mem_refs,
4195 determine_lsm_loop, determine_lsm): Removed.
4196 (tree_ssa_lim_finalize): Free data structures used by store motion.
4197 (tree_ssa_lim): Call analyze_memory_references. Use
4198 store_motion instead of determine_lsm.
4200 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4202 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4203 rename tmake_file to m68hc11/t-m68hc11.
4204 (mcore): Set inhibit_libc to true.
4205 * config.host (alpha*-dec-*vms*): Set extra_programs.
4206 (interix3*): Don't use host_xmake_file.
4207 * configure.ac: Let config.gcc override inhibit_libc.
4208 * configure: Regenerate.
4210 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4211 * config/t-openbsd-thread: Remove commented out lines.
4213 * config/x-interix: Remove.
4215 * config/m68hc11/t-m68hc11-gas: Rename to...
4216 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4218 * config/mcore/t-mcore: Remove T_CFLAGS.
4219 * config/mcore/t-mcore-pe: Likewise.
4221 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4223 * configure.ac: Replace custom __GNU_SOURCE test with
4224 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4225 * aclocal.m4: Regenerate.
4226 * configure: Regenerate.
4227 * config.in: Regenerate.
4229 2008-03-27 Richard Guenther <rguenther@suse.de>
4231 * fold-const.c (target.h): Include.
4232 (fold_comparison): Fold comparison of addresses of decls
4233 that bind locally or of constants. Consolidate address folding code.
4234 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4235 results from fold_binary_to_constant.
4236 (compare_values_warnv): Likewise.
4238 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4241 * fold-const.c (fold_truthop): Check for integeral types when folding
4242 a == 0 && b == 0 and a != 0 || b != 0 .
4244 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4246 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4248 2008-03-26 Andreas Schwab <schwab@suse.de>
4250 * doc/invoke.texi: Fix use of @item vs. @itemx.
4252 2008-03-26 Tom Tromey <tromey@redhat.com>
4254 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4255 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4256 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4257 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4258 build/genconstants.o, build/genemit.o, build/genextract.o,
4259 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4260 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4263 2008-03-26 Richard Guenther <rguenther@suse.de>
4266 2008-03-26 Richard Guenther <rguenther@suse.de>
4268 * fold-const.c (target.h): Include.
4269 (fold_comparison): Fold comparison of addresses of two decls
4270 that bind locally. Consolidate address folding code.
4272 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4274 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4275 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4276 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4277 dconstsqrt2, dconstthird, dconste and/or dconst10.
4278 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4279 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4280 dconstsqrt2, dconste): Delete.
4281 (init_emit_once): Likewise. Simplify initializing dconstm1.
4283 * real.c (get_real_const): New.
4284 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4285 dconstsqrt2, dconste): Delete.
4286 (real_value_const, get_real_const): New.
4288 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4290 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4292 * config/i386/i386.c (ix86_function_arg_boundary): Check
4293 BIGGEST_ALIGNMENT instead of 128.
4294 (setup_incoming_varargs_64): Likewise.
4296 2008-03-26 Tom Tromey <tromey@redhat.com>
4298 * Makefile.in (DEPFILES): Add missing '/'.
4300 2008-03-26 Richard Guenther <rguenther@suse.de>
4302 * fold-const.c (target.h): Include.
4303 (fold_comparison): Fold comparison of addresses of two decls
4304 that bind locally. Consolidate address folding code.
4306 2008-03-26 Nick Clifton <nickc@redhat.com>
4309 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4310 not allow INT+INT as a legitimate addressing mode.
4312 2008-03-26 Richard Guenther <rguenther@suse.de>
4314 * tree-flow.h (widen_bitfield): Remove declaration.
4315 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4316 (widen_bitfield): Remove function.
4317 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4320 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4323 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4326 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4328 PR rtl-optimization/35232
4329 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4330 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4331 reg_reloaded_call_part_clobbered here.
4332 (reload_regs_reach_end_p): New function.
4333 (reload_reg_rtx_for_input): New variable.
4334 (reload_reg_rtx_for_output): Likewise.
4335 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4336 when reassigning a pseudo register. Load reloadreg from
4337 reload_reg_rtx_for_input, moving the mode and register
4339 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4340 instead of the original when deciding whether an input reload
4341 would be a no-op or whether an output reload can be deleted.
4342 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4343 when setting up new_spill_reg_store. Load it from
4344 reload_reg_rtx_for_output, moving the mode and register
4346 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4347 instead of the original when deciding whether an output reload
4348 would be a no-op. Do the same when modifying insn notes.
4349 Use rtx_equal_p instead of == to compare the registers.
4350 (inherit_piecemeal_p): Take a mode and two register numbers
4352 (emit_reload_insns): Clear new_spill_reg_store for every hard
4353 register in the reload register. Remove spill registers
4354 from reg_reloaded_valid before considering whether to record
4355 inheritance information for them. Use reload_reg_rtx_for_output
4356 instead of reg_rtx when recording output reloads. Use
4357 reload_reg_rtx_for_input instead of reg_rtx when recording
4358 input reloads. Set or clear reg_reloaded_call_part_clobbered
4359 at the same time as setting reg_reloaded_valid.
4360 (delete_output_reload): Add a new_reload_reg parameter and use it
4361 instead of rld[j].reg_rtx.
4362 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4365 2008-03-25 Tom Tromey <tromey@redhat.com>
4367 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4368 (build/genattr.o): Likewise.
4369 (build/genattrtab.o): Likewise.
4370 (build/gencodes.o): Likewise.
4371 (build/genconfig.o): Likewise.
4372 (build/genconstants.o): Likewise.
4373 (build/genemit.o): Likewise.
4374 (build/genextract.o): Likewise.
4375 (build/genflags.o): Likewise.
4377 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4379 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4380 instead of size_int for integer types.
4381 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4382 to match type of MINUS_EXPR.
4384 2008-03-25 Tom Tromey <tromey@redhat.com>
4386 * configure: Rebuilt.
4387 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4390 2008-03-25 Tom Tromey <tromey@redhat.com>
4392 * config/x-solaris (host-solaris.o): Update.
4393 * config/x-linux (host-linux.o): Update.
4394 * config/x-hpux (host-hpux.o): Update.
4395 * config/x-darwin (host-darwin.o): Update.
4396 * config/v850/t-v850e (v850-c.o): Update.
4397 * config/v850/t-v850 (v850-c.o): Update.
4398 * config/t-vxworks (vxworks.o): Update.
4399 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4400 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4401 * config/spu/t-spu-elf (spu-c.o): Update.
4403 * config/sh/t-symbian (sh-c.o): Update.
4404 (symbian.o): Update.
4405 * config/sh/t-sh (sh-c.o): Update.
4406 * config/score/t-score-elf (score7.o, score3.o): Update.
4407 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4408 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4409 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4410 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4412 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4413 * config/m32c/t-m32c (m32c-pragma.o): Update.
4414 * config/ia64/t-ia64 (ia64-c.o): Update.
4415 * config/i386/x-mingw32 (host-mingw32.o): Update.
4416 * config/i386/x-i386 (driver-i386.o): Update.
4417 * config/i386/x-darwin (host-i386-darwin.o): Update.
4418 * config/i386/x-cygwin (host-cygwin.o): Update.
4419 * config/i386/t-nwld (nwld.o): Update.
4420 * config/i386/t-netware (netware.o): Update.
4421 * config/i386/t-interix (winnt.o): Update.
4422 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4423 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4424 msformat-c.o): Update.
4425 * config/bfin/t-bfin-linux (generated_files): Add
4426 linux-sysroot-suffix.h.
4427 * config/arm/t-wince-pe (pe.o): Update.
4428 * config/arm/t-strongarm-pe (pe.o): Update.
4429 * config/arm/t-pe (pe.o): Update.
4430 * config/arm/t-arm (arm-c.o): Update.
4431 * doc/install.texi (Prerequisites): Require make 3.80.
4432 * Makefile.in: Remove .o targets.
4433 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4434 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4435 (simple_generated_h, simple_generated_c): Move earlier.
4436 (generated_files): New variable.
4437 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4438 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4439 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4440 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4441 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4442 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4443 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4444 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4445 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4446 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4447 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4448 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4450 (COMPILE.base, COMPILE): New variables.
4451 (%.o): New pattern rule.
4452 (ALL_HOST_OBJS): New variable.
4453 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4454 (dummy-checksum.o, cc1-checksum.o): Remove.
4455 (DRIVER_SHLIB): New variable.
4456 (DRIVER_DEFINES): Use it.
4457 (gencondmd.c): Move out of build/.
4458 (s-conditions): Update.
4459 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4460 (ALL_BUILD_OBJS): Likewise.
4461 (build/%.o): Use BUILDCOMPILE.
4462 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4463 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4464 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4465 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4466 build/genconfig.o, build/genconstants.o, build/genemit.o,
4467 build/genextract.o, build/genflags.o, build/genmddeps.o,
4468 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4469 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4470 build/gen-protos.o, build/scan.o, build/fix-header.o,
4471 build/scan-decls.o): Simplify.
4472 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4473 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4474 prefix.o, toplev.o): Reduce to variable setting.
4475 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4476 ($(out_object_file), gcc-options.o): New targets.
4477 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4478 * configure: Rebuilt.
4479 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4480 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4482 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4484 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4485 complain when we hit an error, return ERROR_MARK_NODE.
4487 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4489 * config/sh/constraints.md (Pso, Psz): New constraints.
4490 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4491 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4493 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4495 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4496 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4498 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4500 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4501 (prefetch_sh2a): New.
4503 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4504 Naveen.H.S <naveen.hs@kpitcummins.com>
4506 * config/sh/constraints.md (I28): New constraint.
4507 * config/sh/sh.c (broken_move): Add support for movi20s.
4508 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4510 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4511 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4512 Naveen.H.S <naveen.hs@kpitcummins.com>
4514 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4515 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4516 (print_operand): Handle resbank in %@ operand code.
4517 (sh_encode_section_info): New.
4518 (push_regs): Add conditions for resbank.
4519 (sh_expand_epilogue): Likewise.
4520 (sh_insert_attributes): Likewise.
4521 (sh_attribute_table): Likewise.
4522 (sh_handle_resbank_handler_attribute): New.
4523 (sh2a_handle_function_vector_handler_attribute): New.
4524 (sh2a_is_function_vector_call): New.
4525 (sh2a_get_function_vector_number): New.
4526 (sh2a_function_vector_p): New.
4527 (sh_cfun_resbank_handler_p): New.
4528 * config/sh/sh.md (calli): Emit jsr/n if possible.
4529 (calli_tbr_rel): New.
4530 (calli_pcrel): Emit jsr/n if possible.
4531 (return_i): Emit rts/n if possible.
4532 (call_valuei_tbr_rel): New.
4533 (call_valuei_pcrel): Add condition for SH2A target.
4534 (call_value): Likewise.
4535 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4536 (sh2a_get_function_vector_number): Likewise.
4537 (sh2a_is_function_vector_call): Likewise.
4538 * doc/extend.texi: Document TBR relative addressing of SH2A.
4539 (resbank): Add description for SH2A.
4541 2008-03-24 Richard Guenther <rguenther@suse.de>
4544 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4545 pointer assignments change conversions according to middle-end rules.
4546 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4547 * configure.ac: Include type checking in yes.
4548 * configure: Regenerate.
4550 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4552 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4553 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4555 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4557 * gthr-vxworks.h (UNUSED): Define.
4559 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4561 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4563 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4565 * doc/extend.texi (Function Attributes): Add missing comma in the
4566 example of the "alloc_size" attribute.
4568 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4571 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4573 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4576 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4579 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4580 of the underlying type of a MS bitfield layout to the natural
4581 alignment of the type.
4583 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4585 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4586 to their natural alignment to avoid store forwarding stalls.
4588 2008-03-22 Richard Guenther <rguenther@suse.de>
4590 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4591 For PHI nodes verify the address is invariant.
4592 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4593 (get_symbol_constant_value): Use is_gimple_min_invariant.
4594 (maybe_fold_stmt_indirect): Likewise.
4596 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4598 PR rtl-optimization/33927
4599 * Makefile.in (dse.o): Depend on $(TM_P_H).
4600 * expr.h (extract_low_bits): Declare.
4601 * expmed.c (extract_low_bits): New function.
4602 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4603 * dse.c: Include tm_p.h.
4604 (find_shift_sequence): Remove the read_reg argument and return the
4605 read value. Emit the instructions instead of returning them.
4606 Iterate on new_mode rather than calculating it each time.
4607 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4608 source to NEW_MODE and extract_low_bits to convert the shifted
4610 (replace_read): Allow the load and store to have different mode
4611 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4612 or extraction instructions before trying the replacement. Update
4613 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4615 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4617 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4618 to their natural alignment to avoid store forwarding stalls.
4620 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4623 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4624 encouraging but not allowing gprs for input;
4625 change the input constraint to !f#r.
4626 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4628 change the output constraint to !f#r.
4630 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4633 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4634 corresponding post-reload splitters.
4635 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4636 when x87 FP math is selected.
4637 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4638 New function prototype.
4639 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4640 unreachable function to ease macroization of insn patterns.
4642 2008-03-21 Martin Jambor <mjambor@suse.cz>
4644 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4645 reference dumps if ddr is NULL or dependence is unknown.
4647 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4649 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4650 unsigned extension into account.
4651 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4652 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4653 Do computations on a scratch register.
4655 2008-03-21 Richard Guenther <rguenther@suse.de>
4657 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4658 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4659 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4660 * tree-ssa-dom.c (record_equality): Likewise.
4661 * tree-inline.c (copy_body_r): Likewise.
4662 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4665 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4667 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4668 as 'delete_unused' argument.
4670 2008-03-20 Richard Guenther <rguenther@suse.de>
4672 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4673 special casing of constant qualifiers.
4674 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4675 care about them in general.
4676 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4677 regardless of their type.
4678 (fold_stmt_r): Forcefully fold *& if we end up with that.
4680 2008-03-20 Paul Brook <paul@codesourcery.com>
4682 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4683 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4685 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4687 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4688 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4690 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4692 * common.opt (Wmudflap): New option.
4693 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4694 (mx_register_decls): Likewise.
4695 (mudflap_finish_file): Likewise.
4696 * doc/invoke.texi: Document -Wno-mudflap.
4698 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4700 * c-format.c (replace_format_name_to_system_name): New.
4702 (convert_format_name_to_system_name): New.
4703 (decode_format_attr): Add use of convert_format_name_to_system_name.
4704 (format_types_orig): Add gnu_ prefix to names.
4705 (check_format_info_main): Special treating of \0 escaped names for
4706 supporting multi-character format specifiers as I32, I64.
4707 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4708 (gnu_target_overrides_format_attributes): New.
4709 * c-format.h: Add structure target_ovr_attr to hold
4710 system specific formatter names.
4711 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4712 msformat-c.o file to c_target_objs and cxx_target_objs.
4713 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4714 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4715 (TARGET_N_FORMAT_TYPES): New.
4716 * config/i386/msformat-c.c: New.
4717 * config/i386/t-cygming: Add build rule for msformat-c.o.
4718 * doc/extend.texi: Add new format names gnu_* and ms_* and
4720 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4722 2008-03-20 Ira Rosen <irar@il.ibm.com>
4724 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4725 optimizations turned on under -O3.
4726 (ftree-vectorize): Add that the flag is turned on with -O3.
4728 2008-03-20 Ben Elliston <bje@au.ibm.com>
4730 * regmove.c (try_auto_increment): Fix spelling error in comment.
4731 * final.c (final_scan_insn): Likewise.
4733 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4736 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4737 allocator preferences for "y" and "r" class registers.
4738 ("*mov<mode>_internal"): Ditto.
4739 ("*movv2sf_internal_rex64"): Ditto.
4740 ("*movv2sf_internal"): Ditto.
4742 2008-03-19 Michael Matz <matz@suse.de>
4745 * calls.c (expand_call): Check overlap of arguments with call
4746 address for sibcalls.
4748 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4751 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4752 of the underlying type of a MS bitfield layout to the natural
4753 alignment of the type.
4755 2008-03-19 Jan Hubicka <jh@suse.cz>
4758 * toplev.c (decode_d_option): Handle all CPP flags.
4759 * tree-vrp.c: Update tree_pass descriptors.
4760 * regrename.c: Update tree_pass descriptors.
4761 * fwprop.c: Update tree_pass descriptors.
4762 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4763 * tree-into-ssa.c: Update tree_pass descriptors.
4764 * tree-dump.c: Update tree_pass descriptors.
4765 * tree-complex.c: Update tree_pass descriptors.
4766 * tree-dump.h: Update tree_pass descriptors.
4767 * see.c: Update tree_pass descriptors.
4768 * cgraphbuild.c: Update tree_pass descriptors.
4769 * tracer.c: Update tree_pass descriptors.
4770 * tree-loop-distribution.c: Update tree_pass descriptors.
4771 * cgraph.c: Update tree_pass descriptors.
4772 * postreload-gcse.c: Update tree_pass descriptors.
4773 * postreload.c: Update tree_pass descriptors.
4774 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4775 * tree-tailcall.c: Update tree_pass descriptors.
4776 * tree-pass.h (tree_opt_pass): Rename to ...
4777 (opt_pass) ... this one; add "type" field and remove letter field.
4778 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4779 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4780 all_lowering_passes): Update declaration.
4781 * ipa-cp.c: Update tree_pass descriptors.
4782 * final.c: Update tree_pass descriptors.
4783 * omp-low.c: Update tree_pass descriptors.
4784 * tree-ssa-dse.c: Update tree_pass descriptors.
4785 * ipa-reference.c: Update tree_pass descriptors.
4786 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4787 * auto-inc-dec.c: Update tree_pass descriptors.
4788 * reorg.c: Update tree_pass descriptors.
4789 * cgraphunit.c: Update tree_pass descriptors.
4790 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4791 * tree-ssa-ccp.c: Update tree_pass descriptors.
4792 * df-core.c: Update tree_pass descriptors.
4793 * mode-switching.c: Update tree_pass descriptors.
4794 * tree-nomudflap.c: Update tree_pass descriptors.
4795 * modulo-sched.c: Update tree_pass descriptors.
4796 * ipa-pure-const.c: Update tree_pass descriptors.
4797 * cse.c: Update tree_pass descriptors.
4798 * web.c: Update tree_pass descriptors.
4799 * tree-stdarg.c: Update tree_pass descriptors.
4800 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4801 * tree-ssa-dom.c: Update tree_pass descriptors.
4802 * tree-nrv.c: Update tree_pass descriptors.
4803 * tree-ssa-alias.c: Update tree_pass descriptors.
4804 * loop-init.c: Update tree_pass descriptors.
4805 * gimple-low.c: Update tree_pass descriptors.
4806 * ipa-inline.c: Update tree_pass descriptors.
4807 * tree-ssa-sink.c: Update tree_pass descriptors.
4808 * global.c: Update tree_pass descriptors.
4809 * ifcvt.c: Update tree_pass descriptors.
4810 * jump.c: Update tree_pass descriptors.
4811 * predict.c: Update tree_pass descriptors.
4812 * tree-ssa-loop.c: Update tree_pass descriptors.
4813 * recog.c: Update tree_pass descriptors.
4814 * dse.c: Update tree_pass descriptors.
4815 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4816 * tree-eh.c: Update tree_pass descriptors.
4817 * regmove.c: Update tree_pass descriptors.
4819 * function.c: Update tree_pass descriptors.
4820 * tree-vectorizer.c: Update tree_pass descriptors.
4821 * gcse.c: Update tree_pass descriptors.
4822 * ipa-type-escape.c: Update tree_pass descriptors.
4823 * tree-if-conv.c: Update tree_pass descriptors.
4824 * init-regs.c: Update tree_pass descriptors.
4825 * ipa.c: Update tree_pass descriptors.
4826 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4827 * rtl-factoring.c: Update tree_pass descriptors.
4828 * lower-subreg.c: Update tree_pass descriptors.
4829 * bt-load.c: Update tree_pass descriptors.
4830 * tree-dfa.c: Update tree_pass descriptors.
4831 * except.c: Update tree_pass descriptors.
4832 * emit-rtl.c: Update tree_pass descriptors.
4833 * cfgexpand.c: Update tree_pass descriptors.
4834 * tree-cfgcleanup.c: Update tree_pass descriptors.
4835 * cfgcleanup.c: Update tree_pass descriptors.
4836 * tree-ssa-pre.c: Update tree_pass descriptors.
4837 * tree-sra.c: Update tree_pass descriptors.
4838 * tree-mudflap.c: Update tree_pass descriptors.
4839 * tree-ssa-copy.c: Update tree_pass descriptors.
4840 * cfglayout.c: Update tree_pass descriptors.
4841 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4842 * tree-ssa-dce.c: Update tree_pass descriptors.
4843 * tree-ssa.c: Update tree_pass descriptors.
4844 * regclass.c: Update tree_pass descriptors.
4845 * integrate.c: Update tree_pass descriptors.
4846 * tree-optimize.c: Update tree_pass descriptors.
4847 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4848 * tree-object-size.c: Update tree_pass descriptors.
4849 * combine.c: Update tree_pass descriptors.
4850 * tree-outof-ssa.c: Update tree_pass descriptors.
4851 * bb-reorder.c: Update tree_pass descriptors.
4852 * stack-ptr-mod.c: Update tree_pass descriptors.
4853 * var-tracking.c: Update tree_pass descriptors.
4854 * tree-profile.c: Update tree_pass descriptors.
4855 * tree-vect-generic.c: Update tree_pass descriptors.
4856 * reg-stack.c: Update tree_pass descriptors.
4857 * sched-rgn.c: Update tree_pass descriptors.
4858 * tree-ssa-structalias.c: Update tree_pass descriptors.
4859 * tree-cfg.c: Update tree_pass descriptors.
4860 * passes.c (current_pass): Update declaration.
4861 (finish_optimization_passes): Update.
4862 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4863 (register_one_dump_file, register_dump_files_1, next_pass_1):
4865 (init_optimization_passes): Update handling of new types.
4866 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4867 * ipa-struct-reorg.c: Update tree_pass descriptors.
4868 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4869 * combine-stack-adj.c: Update tree_pass descriptors.
4870 * cfgrtl.c: Update tree_pass descriptors.
4871 * dce.c: Update tree_pass descriptors.
4872 * tree-ssanames.c: Update tree_pass descriptors.
4874 2008-03-19 Richard Guenther <rguenther@suse.de>
4877 * tree-ssa.c (walk_data): New structure.
4878 (warn_uninitialized_var): If not always_executed warn with "maybe"
4880 (execute_early_warn_uninitialized): Compute post-dominators.
4881 Initialize always_executed before processing each basic block.
4883 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4886 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4887 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4889 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4891 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4893 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4895 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4897 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4898 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4899 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4900 target after ignore has been set, and move there also the commputation
4901 of subtarget and original_target.
4902 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4903 (LANG_HOOKS_INITIALIZER): Remove it.
4904 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4906 2008-03-18 Richard Guenther <rguenther@suse.de>
4908 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4909 found an expression with constants, note that in the VN for the lhs.
4910 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4911 fold them to constants if possible. Run cleanup_cfg if done so.
4912 (execute_pre): Return todo.
4914 (execute_fre): Likewise.
4915 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4917 (get_prop_source_stmt): Look through pointer conversions.
4919 2008-03-18 Jan Hubicka <jh@suse.cz>
4921 * tree-pretty-print.c: Include predict.h.
4922 (dump_generic_node): Dump predictor.
4923 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4924 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4925 * gimple-low.c (lower_stmt): Likewise.
4926 * expr.c (expand_expr_real): Likewise.
4927 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4929 (build_predict_expr, build_predict_expr): New.
4930 * predict.h (predictor_name, build_predict_expr): Update.
4931 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4932 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4933 * predict.def (PRED_CONTINUE): Update hitrate.
4934 * tree.def (PREDICT_EXPR): Define.
4935 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4936 do not handle BIND_EXPR.
4937 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4938 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4939 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4942 2008-03-18 Michael Matz <matz@suse.de>
4944 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4946 2008-03-18 Richard Guenther <rguenther@suse.de>
4948 * tree-gimple.h (is_gimple_invariant_address): Declare.
4949 (is_gimple_constant): Likewise.
4950 * tree-gimple.c (is_gimple_constant): New function.
4951 (is_gimple_invariant_address): Likewise.
4952 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4953 and is_gimple_invariant_address.
4954 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4956 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4957 an addressable base.
4959 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4962 * gimplify.c (gimplify_expr): Gimplify second operand of
4965 2008-03-17 Richard Guenther <rguenther@suse.de>
4967 PR tree-optimization/19637
4968 * fold-const.c (fold_unary): Remove restrictions of removing
4969 intermediate pointer-conversions (P2)(P1)P0.
4970 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4971 conversion to void pointer.
4972 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4974 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4977 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4978 emulated thread local variables.
4980 2008-03-16 Richard Guenther <rguenther@suse.de>
4983 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4984 expand TREE_INVARIANT operations that are not gimple invariant.
4986 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4988 * doc/extend.texi (Alignment): Say that the ABI controls
4989 the __alignof__ for non-strict-alignment targets rather
4990 than being a recommendation.
4992 2008-03-15 Paul Brook <paul@codesourcery.com>
4994 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4996 (arm_output_fn_unwind): Mark functions that can not be unwound.
4998 2008-03-15 Paul Brook <paul@codesourcery.com>
5000 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5001 extension instructions.
5003 2008-03-15 Richard Guenther <rguenther@suse.de>
5005 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5006 and fold constant aggregate refs.
5007 (fold_const_aggregate_ref): Handle string constants
5008 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5009 (evaluate_stmt): Simplify now that ccp_fold folds constant
5012 2008-03-15 Paul Brook <paul@codesourcery.com>
5014 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5015 (extzv): Use gen_extzv_t2.
5016 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5018 2008-03-15 Richard Guenther <rguenther@suse.de>
5020 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5021 (fold_const_aggregate_ref): Likewise.
5022 (get_value): Return NULL if we don't have any values.
5023 (ccp_finalize): Set const_val to NULL after freeing it.
5024 * tree-flow.h (get_symbol_constant_value): Declare.
5025 (fold_const_aggregate_ref): Likewise.
5026 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5028 2008-03-15 Richard Guenther <rguenther@suse.de>
5031 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5032 to not produce negative array indices if not allowed. Add
5033 parameter to indicate that.
5034 (maybe_fold_offset_to_component_ref): Allow negative array
5035 indices only for the first member of a structure.
5036 (maybe_fold_offset_to_reference): Allow negative array indices.
5037 (maybe_fold_stmt_addition): Likewise.
5039 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5040 Anatoly Sokolov <aesok@post.ru>
5042 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5043 (avr_arch): Add ARCH_AVR6.
5044 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5045 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5046 instead of fixed value 2.
5047 (print_operand_address): Use gs() asm specifier instead of pm().
5048 (avr_assemble_integer): (Ditto.).
5049 (avr_output_addr_vec_elt): (Ditto.).
5050 (print_operand): Handle "!" code.
5051 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5052 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5053 (AVR_HAVE_EIJMP_EICALL): Define.
5054 (AVR_3_BYTE_PC): Redefine.
5055 (AVR_2_BYTE_PC): (Ditto.).
5056 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5057 (LINK_SPEC): Add atmega2560 and atmega2561.
5058 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5060 * config/avr/avr.md (call_insn): Use eicall instead of icall
5061 for 3 byte PC devices.
5062 (call_value_insn): (Ditto.).
5063 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5064 (indirect_jump): Use only for for 2 byte PC devices.
5065 (*tablejump): (Ditto.).
5066 (*indirect_jump_avr6): Add insn.
5067 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5068 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5069 instead of ijmp for 3 byte PC devices.
5070 (__tablejump2__): (Ditto.).
5071 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5072 (MULITLIB_DIRNAMES): (Ditto.).
5073 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5075 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5078 "sse2_umulsidi3". Use V1DI mode for operand 0.
5079 ("mmx_psadbw"): Use V1DI mode for operand 0.
5080 * config/i386/i386-modes.def (V1SI): New vector mode.
5081 * config/i386/i386.c (struct builtin_description)
5082 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5083 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5084 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5085 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5086 v1di_ftype_v8qi_v8qi type.
5087 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5089 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5090 __builtin_ia32_pmuludq]: Fix the mode of return value.
5092 2008-03-15 Richard Guenther <rguenther@suse.de>
5095 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5098 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5100 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5101 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5102 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5103 unless TARGET_SERIALIZE_VOLATILE is enabled.
5104 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5105 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5106 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5108 2008-03-14 Richard Guenther <rguenther@suse.de>
5110 PR tree-optimization/34172
5111 * tree-flow.h (refs_may_alias_p): Declare.
5112 (get_single_def_stmt): Likewise.
5113 (get_single_def_stmt_from_phi): Likewise.
5114 (get_single_def_stmt_with_phi): Likewise.
5115 * tree-dfa.c (refs_may_alias_p): New function.
5116 (get_single_def_stmt): Likewise.
5117 (get_single_def_stmt_from_phi): Likewise.
5118 (get_single_def_stmt_with_phi): Likewise.
5119 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5120 (vn_reference_lookup_1): New helper function.
5121 (vn_reference_lookup): Walk the virtual use-def chain to
5122 continue searching for a match if the def does not alias the
5123 reference we are looking for.
5125 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5127 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5128 archive and Perzl. Update The Written Word listing.
5130 2008-03-14 Richard Guenther <rguenther@suse.de>
5132 PR tree-optimization/34043
5133 PR tree-optimization/33989
5134 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5136 (bitmap_find_leader): Use extra argument to verify dominance
5137 relationship inside a basic-block.
5138 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5139 (find_leader_in_sets): Adjust.
5140 (create_component_ref_by_pieces): Take extra argument for
5141 dominance check, handle lookup failures.
5142 (find_or_generate_expression): Likewise.
5143 (create_expression_by_pieces): Likewise.
5144 (insert_into_preds_of_block): Adjust.
5145 (create_value_expr_from): If asked for, verify all operands
5146 are in the blocks AVAIL_OUT set.
5147 (make_values_for_stmt): Check for SSA_NAMEs that are life
5148 over an abnormal edge.
5149 (compute_avail): Remove such check.
5150 (do_SCCVN_insertion): New function.
5151 (eliminate): If we do not find a leader suitable for replacement
5152 insert a replacement expression from SCCVN if available.
5153 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5154 (struct vn_ssa_aux): Add needs_insertion flag.
5155 * tree-ssa-sccvn.c (may_insert): New global flag.
5156 (copy_reference_ops_from_ref): Value-number union member access
5157 based on its size, not type and member if insertion is allowed.
5158 (visit_reference_op_load): For a weak match from union type
5159 punning lookup a view-converted value and insert a SSA_NAME
5160 for that value if that is not found.
5161 (visit_use): Make dumps shorter. Do not disallow value numbering
5162 SSA_NAMEs that are life over an abnormal edge to constants.
5163 (free_scc_vn): Release inserted SSA_NAMEs.
5164 (run_scc_vn): New flag to specify whether insertion is allowed.
5165 Process SSA_NAMEs in forward order.
5166 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5167 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5168 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5169 pointer type to/from integral types that do not change the
5170 precision to regular conversions.
5172 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5174 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5175 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5176 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5177 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5178 input arguments and the mode of return value. Built-in functions
5179 that operate on whole 64-bit MMX register now use V1DI mode.
5181 2008-03-13 Alon Dayan <alond@il.ibm.com>
5182 Olga Golovanevsky <olga@il.ibm.com>
5184 PR tree-optimization/35041
5185 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5186 to locate the right position in a statement.
5188 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5192 * config/i386/xmmintrin.h: Change all static inline functions to
5193 extern inline and add __gnu_inline__ attribute.
5194 * config/i386/bmintrin.h: Ditto.
5195 * config/i386/smmintrin.h: Ditto.
5196 * config/i386/tmmintrin.h: Ditto.
5197 * config/i386/mmintrin-common.h: Ditto.
5198 * config/i386/ammintrin.h: Ditto.
5199 * config/i386/emmintrin.h: Ditto.
5200 * config/i386/pmmintrin.h: Ditto.
5201 * config/i386/mmintrin.h: Ditto.
5202 * config/i386/mm3dnow.h: Ditto.
5204 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5207 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5208 (lower_omp_2): New function.
5209 (lower_omp_1, lower_omp): Rewritten.
5211 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5214 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5215 with the phrase "Microsoft Windows compilers".
5216 (Push/Pop Macro Pragmas): New subsection. Document
5217 #pragma push_macro and pragma pop_macro.
5219 2008-03-12 Paul Brook <paul@codesourcery.com>
5221 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5223 2008-03-12 Paul Brook <paul@codesourcery.com>
5225 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5226 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5227 (thumb2_addsi_shortim): Rename ...
5228 (thumb2_addsi_short): ... to this. Allow register operands.
5229 (thumb2_subsi_short): New pattern.
5230 (thumb2_one_cmplsi2_short,
5231 thumb2_negsi2_short): New patterns and peepholes.
5233 2008-03-12 Paul Brook <paul@codesourcery.com>
5235 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5237 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5239 * config/i386/i386.md (int_cond): New code iterator.
5241 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5242 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5243 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5244 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5245 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5246 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5247 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5248 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5250 2008-03-12 Paul Brook <paul@codesourcery.com>
5252 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5253 instead of {arm,thumb}_compute_save_reg_mask.
5254 (output_return_instruction): Ditto.
5255 (thumb_unexpanded_epilogue): Ditto.
5256 (thumb1_expand_prologue): Ditto.
5257 (thumb1_output_function_prologue): Ditto.
5258 (arm_set_return_address): Ditto.
5259 (thumb_set_return_address): Ditto.
5260 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5261 regs to achieve stack alignment.
5262 (thumb1_compute_save_reg_mask): Fix compiler warning.
5263 (arm_output_epilogue): Use offsets->saved_regs_mask.
5264 Adjust stack pointer by poping call clobered registers.
5265 (arm_expand_prologue): Use offsets->saved_regs_mask.
5266 Adjust stack pointer by pushing extra registers.
5267 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5269 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5272 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5273 conversion to the operands of a multiplication.
5275 2008-03-12 Richard Guenther <rguenther@suse.de>
5277 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5278 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5279 * timevar.def (TV_TREE_PHIPROP): Add.
5280 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5281 pass description. Use TV_TREE_PHIPROP.
5282 * tree-ssa-forwprop.c: Remove phiprop code.
5284 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5287 * omp-low.c (maybe_lookup_decl): Constify first argument.
5288 (use_pointer_for_field): Change last argument from bool to
5289 omp_context *. Disallow shared copy-in/out in nested
5290 parallel if decl is shared in outer parallel too.
5291 (build_outer_var_ref, scan_sharing_clauses,
5292 lower_rec_input_clauses, lower_copyprivate_clauses,
5293 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5295 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5296 Ira Rosen <irar@il.ibm.com>
5298 * tree-vectorizer.c (free_stmt_vec_info): New function.
5299 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5300 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5301 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5302 * tree-vect-transform.c (vectorizable_conversion): Free
5303 vec_oprnds0 if it was allocated.
5304 (vect_permute_store_chain): Remove unused VECs.
5305 (vectorizable_store): Free VECs that are allocated in the..
5307 (vect_transform_strided_load, vectorizable_load): Likewise.
5308 (vect_remove_stores): Simplify the code.
5309 (vect_transform_loop): Move code to vect_remove_stores().
5310 Call vect_remove_stores() and free_stmt_vec_info().
5312 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5314 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5315 TARGET_HPUX. Revise comment.
5316 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5317 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5318 Use sr4 variant of `be' instruction when not generating PIC code.
5319 (attr_length_call): Adjust for above change.
5321 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5323 * ipa-reference.c (static_execute): Remove module_statics_const and
5324 associated setting code.
5326 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5329 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5330 predicate for operand 1.
5331 (paritysi2_cmp): Use register_operand predicate for operand 2.
5332 Use earlyclobber modifier for operand 1. Remove support for
5334 (paritydi2_cmp): Use register_operand predicate for operand 3.
5335 Use earlyclobber modifier for operand 1. Remove support for
5338 2008-03-11 Paul Brook <paul@codesourcery.com>
5339 Vladimir Prus <vladimir@codesourcery.com>
5341 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5342 (arm_compute_save_reg0_reg12_mask): Always
5343 check if register 11 must be saved. Always safe hard frame pointer
5344 when frame_pointer_needeed.
5345 (arm_compute_save_reg_mask): Save IP and PC
5346 only with apcs frames.
5347 (arm_output_epilogue): Adjust Thumb2 codepath to
5348 be also invoked and work for ARM non-apcs frames.
5349 (arm_expand_prologue): Don't bother saving IP
5350 for non-apcs frame, since it's not clobbered by
5351 prologue code. Implement non-apcs frame
5354 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5356 PR rtl-optimization/35281
5357 * expr.c (convert_move): Use a new pseudo for the intermediate
5358 from_mode->word_mode result.
5360 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5362 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5363 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5364 * toplev.c (compile_file): Don't call it.
5366 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5369 * expr.c (store_expr): Call emit_block_move if the mode
5370 of "temp" RTX is BLKmode.
5372 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5373 Richard Guenther <rguenther@suse.de>
5375 PR tree-optimization/31358
5376 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5377 the step with a NULL_TREE.
5378 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5379 to sizetype if type is a pointer type.
5380 (add_candidate_1): Don't convert the base and step to
5381 the generic type if the orginal type is a pointer type.
5382 (add_iv_value_candidates): Use sizetype for the step
5383 if type is a pointer type.
5384 (cand_value_at): Likewise.
5385 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5387 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5388 Don't convert the tem affine to the type.
5389 (add_elt_to_tree): Use sizetype for the step if a pointer.
5390 Use POINTER_PLUS_EXPR for pointers.
5391 (aff_combination_to_tree): Use sizetype for the step if a
5394 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5396 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5397 Remove commutativity hint.
5399 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5403 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5404 errorneous type. Check that v is a VAR_DECL.
5407 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5409 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5411 PR tree-optimization/35494
5412 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5413 may be overriden at link and run time.
5415 2008-03-10 Richard Guenther <rguenther@suse.de>
5417 PR tree-optimization/34677
5418 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5419 (poolify_tree): Likewise.
5420 (modify_expr_template): Likewise.
5421 (poolify_modify_stmt): Likewise.
5422 (insert_fake_stores): Handle all component-ref style stores
5423 in addition to INDIRECT_REF. Also handle complex types.
5424 Do not poolify the inserted load.
5425 (realify_fake_stores): Do not rebuild the tree but only
5426 make it a SSA_NAME copy.
5427 (init_pre): Remove initialzation of modify_expr_template.
5428 Do not allocate modify_expr_node_pool.
5429 (fini_pre): Do not free modify_expr_node_pool.
5431 2008-03-10 Paul Brook <paul@codesourcery.com>
5433 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5436 2008-03-10 Paul Brook <paul@codesourcery.com>
5437 Mark Shinwell <shinwell@codesourcery.com>
5439 * config/arm/cortex-r4.md: New.
5440 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5442 * config/arm/arm.md: Include cortex-r4.md.
5443 (insn): Add smmls, sdiv and udiv values.
5444 (generic_sched): Don't use generic scheduling for Cortex-R4.
5445 (arm_issue_rate): New function.
5446 (TARGET_SCHED_ISSUE_RATE): Define.
5448 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5450 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5452 2008-03-10 Richard Guenther <rguenther@suse.de>
5454 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5455 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5457 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5459 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5460 Set default to true.
5462 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5464 * c.opt (Wsynth): Deprecate.
5465 * doc/invoke.texi (Option Summary, Warning Options): Document
5466 -Wno-format-contains-nul.
5468 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5471 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5472 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5474 2008-03-09 Ira Rosen <irar@il.ibm.com>
5476 * config/rs6000/rs6000.c (builtin_description): Rename vector
5477 left shift operations.
5478 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5479 (altivec_vsl<VI_char>): Rename to ...
5480 (ashl<mode>3): ... new name.
5481 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5483 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5485 2008-03-08 Richard Guenther <rguenther@suse.de>
5487 * coverage.h (tree_coverage_counter_addr): Declare.
5488 * coverage.c (tree_coverage_counter_addr): New function.
5489 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5491 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5492 (tree_gen_one_value_profiler): Likewise.
5493 (tree_gen_ic_profiler): Likewise.
5494 (tree_gen_average_profiler): Likewise.
5495 (tree_gen_ior_profiler): Likewise.
5497 2008-03-08 Richard Guenther <rguenther@suse.de>
5499 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5500 (vn_binary_op_insert): Likewise.
5501 (vn_unary_op_lookup): Likewise.
5502 (vn_unary_op_insert): Likewise.
5503 (vn_nary_op_lookup): Declare.
5504 (vn_nary_op_insert): Likewise.
5505 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5506 and binary hashes, use a single obstack for unary_op_pool
5508 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5509 a single struct vn_nary_op_s. Store tree code length and
5510 a variable number of operands.
5511 (struct vn_reference_op_struct): Remove unused op2.
5512 (vn_reference_op_eq): Do not compare op2.
5513 (vn_reference_op_compute_hash): Do not compute hash of op2.
5514 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5515 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5516 with vn_nary_op_compute_hash.
5517 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5518 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5520 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5522 (visit_unary_op): Call nary functions.
5523 (visit_binary_op): Likewise.
5524 (process_scc): Adjust for struct vn_tables_s changes.
5525 (allocate_vn_table): Likewise.
5526 (free_vn_table): Likewise.
5527 * tree-vn.c (vn_add): Call nary functions.
5528 (vn_lookup): Likewise.
5530 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5533 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5534 wdst back after sync_compare_and_swapqhi_internal.
5536 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5539 * config/i386/i386-modes.def (V1DI): New vector mode.
5540 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5541 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5542 (MMXMODE248): Ditto.
5543 (MMXMODE): Add V1DI mode.
5544 (mmxvecsize): Change DI mode to V1DI mode.
5545 ("mov<mode>): Use MMXMODEI8 mode iterator.
5546 ("*mov<mode>_internal_rex64"): Ditto.
5547 ("*mov<mode>_internal"): Ditto.
5548 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5549 ("mmx_sub<mode>3"): Ditto.
5550 ("mmx_adddi3"): Remove insn pattern.
5551 ("mmx_subdi3"): Ditto.
5552 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5553 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5554 ("mmx_ashl<mode>3"): Ditto.
5555 ("mmx_lshrdi3"): Remove insn pattern.
5556 ("mmx_ashldi3"): Ditto.
5557 * config/i386/i386.c (classify_argument): Handle V1DImode.
5558 (function_arg_advance_32): Ditto.
5559 (function_arg_32): Ditto.
5560 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5561 mmx_addv1di3 insn pattern.
5562 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5563 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5564 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5565 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5566 Remove definitions of built-in functions.
5567 (V1DI_type_node): New node.
5568 (v1di_ftype_v1di_int): Ditto.
5569 (v1di_ftype_v1di_v1di): Ditto.
5570 (v2si_ftype_v2si_si): Ditto.
5571 (v4hi_ftype_v4hi_di): Remove node.
5572 (v2si_ftype_v2si_di): Ditto.
5573 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5574 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5575 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5576 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5577 Add new builtins using def_builtin_const.
5578 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5579 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5580 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5581 * config/i386/mmintrin.h (__v1di): New typedef.
5582 (_mm_add_si64): Cast arguments to __v1di type.
5583 (_mm_sub_si64): Ditto.
5584 (_mm_sll_pi16): Cast __count to __v4hi type.
5585 (_mm_sll_pi32): Cast __count to __v2si type.
5586 (_mm_sll_si64): Cast arguments to __v1di type.
5587 (_mm_srl_pi16): Cast __count to __v4hi type.
5588 (_mm_srl_pi32): Cast __count to __v2si type.
5589 (_mm_srl_si64): Cast arguments to __v1di type.
5590 (_mm_sra_pi16): Cast __count to __v4hi type.
5591 (_mm_sra_pi32): Cast __count to __v2si type.
5592 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5593 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5594 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5595 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5596 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5597 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5598 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5599 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5600 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5601 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5602 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5603 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5605 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5607 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5609 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5612 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5613 reg+const addressing for Altivec modes. Don't generate reg+reg
5614 addressing for TFmode or TDmode quantities.
5616 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5618 * c-common.c (vector_types_convertible_p): Call langhook
5619 instead of comptypes.
5621 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5624 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5625 integral and scalar float variables which have a
5628 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5630 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5631 dwarf_register_span hook when emitting unwind information for
5632 register-to-memory saves.
5633 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5634 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5636 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5638 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5639 for the same VAR_DECL.
5641 2008-03-06 Tom Tromey <tromey@redhat.com>
5644 * doc/standards.texi (Standards): Don't mention treelang.
5645 * doc/invoke.texi (Overall Options): Don't mention treelang.
5646 * doc/install.texi (Prerequisites): Don't mention bison or
5648 (Configuration): Don't mention treelang.
5649 (Building): Likewise.
5650 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5652 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5654 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5655 word-extractions out of a multi-word object.
5657 2008-03-06 Richard Guenther <rguenther@suse.de>
5659 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5660 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5661 result type and precision.
5662 * expr.c (get_inner_reference): Set unsignedp based on the result
5663 type of BIT_FIELD_REF.
5664 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5665 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5666 (try_instantiate_multiple_fields): Likewise. Use the correct type
5668 (sra_build_assignment): Likewise.
5669 (sra_build_elt_assignment): Likewise.
5670 (sra_explode_bitfield_assignment): Likewise.
5671 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5672 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5673 set BIT_FIELD_REF_UNSIGNED.
5674 (vectorizable_load): Likewise.
5676 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5678 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5681 2008-03-06 Richard Guenther <rguenther@suse.de>
5683 * alias.c (struct alias_set_entry): Move has_zero_child field
5684 to pack with alias_set.
5686 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5688 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5691 2008-03-05 Ian Lance Taylor <iant@google.com>
5693 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5695 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5697 * fwprop.c (update_df): Support width and offset parameters of
5699 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5700 global_conflicts): Change DF_REF_EXTRACT to either
5701 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5702 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5703 * df-scan.c (df_ref_record, df_defs_record,
5704 df_ref_create_structure, df_def_record_1, df_uses_record,
5705 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5706 df_bb_refs_collect, df_entry_block_defs_collect,
5707 df_exit_block_uses_collect): Support new width and offset fields.
5708 (ref_extract_pool): New storage pool.
5709 (df_free_ref): New function.
5710 (df_reg_chain_unlink, df_free_collection_rec,
5711 df_sort_and_compress_refs): Call df_free_ref.
5712 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5714 (df_ref_create_structure): Allocate df_ref_extract if offset and
5715 width fields are used.
5716 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5717 (df_uses_record): Get offset and width from ZERO_EXTRACT
5719 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5720 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5721 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5722 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5723 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5724 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5725 (df_ref_extract): New structure.
5726 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5727 (df_ref_create): Add width and offset parameters.
5729 2008-03-05 Richard Guenther <rguenther@suse.de>
5731 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5732 Use ranges_overlap_p.
5733 (offset_overlaps_with_access): Rename
5734 to ranges_overlap_p and move ...
5735 * tree-flow-inline.h (ranges_overlap_p): ... here.
5737 * tree.h (get_inner_reference, handled_component_p): Update
5740 * tree.h (record_component_aliases, get_alias_set,
5741 alias_sets_conflict_p, alias_sets_must_conflict_p,
5742 objects_must_conflict_p): Move declarations ...
5743 * alias.h (record_component_aliases, get_alias_set,
5744 alias_sets_conflict_p, alias_sets_must_conflict_p,
5745 objects_must_conflict_p): ... here.
5746 Include coretypes.h.
5747 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5749 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5751 * cfg.c: Include tree-flow.h.
5752 (remove_edge_raw): Call redirect_edge_var_map_clear.
5753 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5754 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5755 (redirect_edge_var_map_result): New.
5756 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5757 PENDING_STMT use with redirect_edge_var_map_*.
5758 * tree-ssa.c (edge_var_maps): New definition.
5759 (redirect_edge_var_map_add): New.
5760 (redirect_edge_var_map_clear): New.
5761 (redirect_edge_var_map_dup): New.
5762 (redirect_edge_var_map_vector): New.
5763 (redirect_edge_var_map_destroy): New.
5764 (ssa_redirect_edge): Replace PENDING_STMT use with
5765 redirect_edge_var_map_*.
5766 (flush_pending_stmts): Same.
5767 (delete_tree_ssa): Destroy edge var map.
5768 * tree-flow.h (struct _edge_var_map): New.
5769 Define edge_var_map vector type.
5770 Declare redirect_edge_var_map_* prototypes.
5771 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5772 * tree-cfg.c (reinstall_phi_args): Replace
5773 PENDING_STMT use with redirect_edge_var_map_*.
5775 2008-03-05 Richard Guenther <rguenther@suse.de>
5777 PR tree-optimization/35472
5778 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5779 whose single use_stmt has a overlapping set of loaded and
5780 stored symbols as that use_stmt might be a noop assignment then.
5782 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5784 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5786 2008-03-05 Richard Guenther <rguenther@suse.de>
5789 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5790 should be constants.
5791 * tree-cfg.c (verify_expr): Verify it.
5792 * fold-const.c (fold_truthop): Remove code generating
5793 BIT_FIELD_REFs of structure bases.
5794 (fold_binary): Likewise.
5795 (fold_ternary): Position and size of BIT_FIELD_REFs are
5796 always host integers.
5797 (make_bit_field_ref): Remove.
5798 (optimize_bit_field_compare): Remove.
5799 (all_ones_mask_p): Remove.
5801 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5804 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5805 (split_block_and_df_analyze): New. Split basic block and rebuild
5807 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5809 (split_pattern_seq): Likewise.
5810 (erase_matching_seqs): Likewise.
5811 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5813 2008-03-04 Geoff Keating <geoffk@apple.com>
5815 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5816 declaration and code.
5817 (tree_invalid_nonnegative_warnv_p): Likewise.
5819 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5821 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5822 examples. Truncate option-names then causing overfull hbox.
5824 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5827 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5829 * configure: Rebuilt.
5831 2008-03-04 Rafael Espindola <espindola@google.com>
5833 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5834 (tree_unary_nonnegative_warnv_p): New.
5835 (tree_binary_nonnegative_warnv_p): New.
5836 (tree_single_nonnegative_warnv_p): New.
5837 (tree_invalid_nonnegative_warnv_p): New.
5838 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5840 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5843 * opts.c (handle_option): Postpone 'unknown option' errors only for
5846 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5849 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5852 2008-03-04 Rafael Espindola <espindola@google.com>
5854 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5855 (tree_binary_nonzero_warnv_p): New.
5856 (tree_single_nonzero_warnv_p): New.
5857 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5859 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5862 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5863 transformations for modes that have signed zeros.
5864 * ifcvt.c (noce_try_abs): Ditto.
5866 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5868 * config/i386/i386.c (override_options): Force
5869 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5871 2008-03-04 Jan Hubicka <jh@suse.cz>
5874 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5877 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5879 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5880 label to probe the stack.
5882 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5884 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5885 (__gthr_win32_mutex_destroy): Declare.
5886 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5887 __gthr_win32_mutex_destroy.
5888 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5890 2008-03-03 Jan Hubicka <jh@suse.cz>
5893 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5894 aggressive on inlining cold calls.
5896 2008-03-03 Richard Guenther <rguenther@suse.de>
5898 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5899 struct copies into the expression table.
5900 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5901 (try_to_simplify): Likewise.
5902 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5903 integral and pointer arguments which do not change the
5904 precision to NOP_EXPRs.
5905 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5906 VIEW_CONVERT_EXPR case.
5908 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5910 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5911 defined in a loop at depth 0 is invariant.
5912 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5913 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5914 be called at loop depth 0.
5916 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5919 * gcc.c (process_command): Update copyright notice dates.
5920 * gcov.c (print_version): Likewise.
5921 * gcov-dump.c (print_version): Likewise.
5922 * mips-tfile.c (main): Likewise.
5923 * mips-tdump.c (main): Likewise.
5925 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5928 * c-common.c (flag_permissive): Delete.
5929 (constant_expression_warnings): Check flags first.
5930 (constant_expression_error): New.
5931 * c-common.h (flag_permissive): Delete.
5932 (constant_expression_error): Declare.
5933 * flags.h (flag_permissive): Declare. Update description.
5934 * diagnostic.c (pedwarn): Update.
5936 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5937 (permissive_error_kind): New.
5938 * toplev.c (flag_permissive): Define. Update description.
5939 * toplev.h (permissive_error_kind): Declare.
5940 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5941 (pedwarn_c90): Use pedantic_warning_kind.
5942 * c-opts.c (c_common_post_options): flag_permissive does not affect
5943 flag_pedantic_errors.
5945 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5947 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5948 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5949 __absvsi2, __absvDI2): Use unsigned arithmetic.
5951 2008-03-02 Andi Kleen <ak@suse.de>
5952 Richard Guenther <rguenther@suse.de>
5954 * struct-equiv.c: Remove file.
5955 * cfg_cleanup.c (condjump_equiv_p): Remove.
5956 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5957 (struct-equiv.o): Remove rule.
5958 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5959 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5960 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5962 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5964 * ifcvt.c (noce_process_if_block): Try to handle only the then
5965 block if the else block exists but isn't suitable.
5967 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5970 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5971 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5972 regression from previous patch.
5974 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5977 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5979 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5980 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5981 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5982 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5983 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5984 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5985 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5986 (__gthread_mutex_destroy_function): Rename to
5987 __gthread_mutex_destroy.
5988 * gthr-dce.h (__gthread_mutex_destroy): Call
5989 pthread_mutex_destroy.
5990 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5991 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5992 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5994 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5996 * df-scan.c (df_ref_chain_change_bb): Simplify.
5997 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5998 set_block_for_insn if there's any change.
5999 * df.h ((df_insn_change_bb): Fix prototype.
6000 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6001 df_insn_change_bb, don't call set_block_for_insn.
6002 * emit-rtl.c (reorder_insns): Likewise.
6003 * haifa-sched.c (move_insn): Likewise.
6005 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6007 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6009 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6011 * tree-flow-inline.h (next_readonly_imm_use): Return
6012 NULL_USE_OPERAND_P after the end.
6014 2008-03-01 Richard Guenther <rguenther@suse.de>
6016 PR tree-optimization/35411
6017 * tree-sra.c (sra_build_assignment): Split conversion to
6018 final type to a separate statement if we are not assigning
6021 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6023 * fold-const.c (fold_convertible_p): Correct the logic to follow
6024 that in fold_convert().
6026 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6029 * tree-inline.c (build_duplicate_type): When we make a
6030 duplicate type, make it unique in the canonical types system.
6032 2008-02-29 Tom Tromey <tromey@redhat.com>
6034 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6035 input_file_stack_history, input_file_stack_restored): Remove.
6036 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6037 * input.h (struct file_stack): Remove.
6038 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6039 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6041 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6043 (diagnostic_last_module_changed): Add 'map' argument.
6044 (diagnostic_set_last_function): Likewise.
6045 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6046 line map, not input_file_stack.
6047 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6049 2008-02-29 Paul Brook <paul@codesourcery.com>
6051 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6053 2008-02-29 Paul Brook <paul@codesourcery.com>
6055 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6057 2008-02-29 Richard Guenther <rguenther@suse.de>
6059 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6061 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6062 value for comparing for a store match.
6063 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6064 (try_to_simplify): Do not do a full-blown reference lookup.
6066 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6068 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6069 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6071 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6073 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6075 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6076 strides against cache sizes.
6078 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6080 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6083 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6085 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6086 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6087 is smaller than the original promoted value.
6088 (simplify_subreg): If OP is a SUBREG, try to preserve its
6089 SUBREG_PROMOTED_VAR_P information.
6091 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6093 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6094 (VN_INFO_GET): Allocate new objects on the obstack.
6095 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6096 for rpo_numbers_temp, for consistency.
6097 (free_scc_vn): Free the obstack.
6099 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6101 * doc/invoke.texi: Document -ftree-loop-distribution.
6102 * tree-loop-distribution.c: New.
6103 * tree-pass.h (pass_loop_distribution): New.
6104 * graphds.h (struct graph): Add htab_t indices.
6105 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6106 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6107 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6108 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6109 * tree-data-ref.c (debug_data_dependence_relations): New.
6110 (dump_data_dependence_relation): Also print data references.
6111 (free_data_ref): Extern.
6112 (same_access_functions): Moved...
6113 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6114 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6115 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6116 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6117 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6118 (stmts_from_loop): Skip LABEL_EXPR.
6119 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6121 (build_rdg): Initialize rdg->indices htab.
6122 (free_rdg, stores_from_loop, ref_base_address,
6123 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6124 have_similar_memory_accesses_1, ref_base_address_1,
6125 remove_similar_memory_refs): New.
6126 * tree-data-ref.h: Depend on tree-chrec.h.
6127 (debug_data_dependence_relations, free_data_ref): Declared.
6128 (same_access_functions): ... here.
6129 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6131 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6132 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6133 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6134 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6135 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6136 rdg_vertex_for_stmt): Declared.
6137 (struct rdg_edge): Add level.
6139 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6140 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6142 (rdg_has_similar_memory_accesses): New.
6143 * tree-vect-analyze.c: Remove unused static decls.
6144 * lambda.h (dependence_level): New.
6145 * common.opt (ftree-loop-distribution): New.
6146 * tree-flow.h (mark_virtual_ops_in_bb,
6147 slpeel_tree_duplicate_loop_to_edge_cfg,
6148 rename_variables_in_loop): Declared.
6149 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6150 (OBJS-common): Add tree-loop-distribution.o.
6151 (tree-loop-distribution.o): New rule.
6152 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6153 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6154 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6156 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6159 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6160 other than structures and unions.
6162 2008-02-28 Richard Guenther <rguenther@suse.de>
6165 2008-02-26 Richard Guenther <rguenther@suse.de>
6167 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6168 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6169 (lookup_decl_from_uid): Declare.
6170 (remove_decl_from_map): Likewise.
6171 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6172 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6173 (decl_for_uid_map): New global hashtable mapping DECL_UID
6175 (init_ttree): Allocate it.
6176 (insert_decl_to_uid_decl_map): New helper function.
6177 (make_node_stat): Insert new decls into the map.
6178 (copy_node_stat): Likewise.
6179 (lookup_decl_from_uid): New function.
6180 (remove_decl_from_map): Likewise.
6181 (print_decl_for_uid_map_statistics): New helper.
6182 (dump_tree_statistics): Call it.
6184 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6185 (referenced_var_iterator): Adjust.
6186 (FOR_EACH_REFERENCED_VAR): Adjust.
6187 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6188 (num_referenced_vars): Adjust.
6189 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6190 (first_referenced_var): Remove.
6191 (end_referenced_vars_p): Likewise.
6192 (next_referenced_var): Likewise.
6193 (referenced_var_iterator_set): New helper function.
6194 * tree-dfa.c (referenced_var_lookup): Adjust.
6195 (referenced_var_check_and_insert): Likewise.
6196 (remove_referenced_var): Likewise.
6197 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6198 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6199 (verify_call_clobbering): Likewise.
6200 (verify_memory_partitions): Likewise.
6201 (init_tree_ssa): Allocate bitmap instead of hashtable for
6203 (delete_tree_ssa): Adjust.
6204 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6205 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6206 (compute_tag_properties): Likewise.
6207 (set_initial_properties): Likewise.
6208 (find_partition_for): Likewise.
6209 (update_reference_counts): Likewise.
6210 (dump_may_aliases_for): Likewise.
6211 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6212 (add_call_clobber_ops): Likewise.
6213 (add_call_read_ops): Likewise.
6214 (get_asm_expr_operands): Likewise.
6215 * tree-into-ssa.c (dump_decl_set): Likewise.
6216 (update_ssa): Likewise.
6217 * tree-sra.c (scan_function): Likewise.
6218 (decide_instantiations): Likewise.
6219 (scalarize_parms): Likewise.
6220 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6221 (dsa_named_for): Likewise.
6222 * tree-ssa-structalias.c (update_alias_info): Likewise.
6223 (merge_smts_into): Likewise.
6225 2008-02-27 David Daney <ddaney@avtrex.com>
6228 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6229 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6230 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6231 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6232 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6234 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6237 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6238 (BUILT_IN_NEXTTOWARD): Remove.
6239 (BUILT_IN_NEXTTOWARDF): Ditto.
6240 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6241 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6243 2008-02-27 Tom Tromey <tromey@redhat.com>
6245 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6246 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6248 2008-02-27 Jan Beulich <jbeulich@novell.com>
6250 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6251 update the respective field on newdecl.
6253 2008-02-27 Revital Eres <eres@il.ibm.com>
6255 PR rtl-optimization/34999
6256 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6257 crossing edges that ends with a call insn.
6258 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6259 call insn and clear the EDGE_CROSSING flag of the crossing edge
6260 when fixing fallthru edges.
6262 2008-02-27 Richard Guenther <rguenther@suse.de>
6265 * fold-const.c (fold_unary): Return the correct argument,
6266 converted to the result type.
6268 2008-02-27 Richard Guenther <rguenther@suse.de>
6271 * expr.c (expand_expr_real_1): Assert on rotates that operate
6273 * fold-const.c (fold_binary): Use the types precision, not the
6274 bitsize of the mode if folding rotate expressions. Build rotates
6275 only for full modes.
6277 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6279 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6281 * c-pragma.c (pragma_ns_name): New typedef.
6282 (registered_pp_pragmas): New variable.
6283 (c_pp_lookup_pragma): New function.
6284 (c_register_pragma_1): If flag_preprocess_only, do nothing
6285 for non-expanded pragmas, for expanded ones push pragma's
6286 namespace and name into registered_pp_pragmas vector.
6287 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6288 flag_preprocess_only, don't register GCC pch_preprocess
6289 pragma if flag_preprocess_only.
6290 * c-opts.c (c_common_init): Call init_pragma even if
6291 flag_preprocess_only.
6292 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6293 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6294 cpp_register_pragma if flag_preprocess_only.
6296 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6299 * c-parser.c (c_parser_translation_unit): Warn for empty
6300 translation unit, not empty source file.
6302 2008-02-26 Paul Brook <paul@codesourcery.com>
6304 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6305 operand for Thumb-2.
6306 * config/arm/arm.h (reg_class): Add CORE_REGS.
6307 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6308 (BASE_REG_CLASS): Use CORE_REGS.
6309 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6310 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6311 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6312 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6313 ARM_REGNO_OK_FOR_INDEX_P.
6314 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6315 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6316 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6317 (ldm/stm peepholes): Ditto.
6318 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6319 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6320 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6321 * config/arm/constraints.md: Enable "k" constraint on ARM.
6323 2008-02-27 Ben Elliston <bje@au.ibm.com>
6325 * config/rs6000/rs6000.c: Annotate cache line size field in all
6326 instances of struct processor_costs.
6328 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6330 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6331 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6332 jump_bypass): New counters.
6333 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6334 * dce.c (gate_ud_dce): Same.
6335 (gate_fast_dce): Same.
6336 * dse.c (gate_dse1): New function.
6337 (gate_dse2): New function.
6338 (gate_dse): Merge results of new gate functions.
6339 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6340 (gate_handle_jump_bypass): Add dbg_cnt.
6341 (gate_handle_gcse): Add dbg_cnt.
6342 * ifcvt.c (gate_handle_if_conversion): Same.
6343 (gate_handle_if_after_combine): Same.
6344 (gate_handle_if_after_reload): Same.
6345 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6347 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6349 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6351 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6353 2008-02-26 Jason Merrill <jason@redhat.com>
6356 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6357 alone if it's the naming decl for the type's main variant.
6359 2008-02-26 Tom Tromey <tromey@redhat.com>
6361 * system.h (USE_MAPPED_LOCATION): Poison.
6362 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6363 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6364 (make_goto_expr_edges): Likewise.
6365 (remove_bb): Likewise.
6366 (execute_warn_function_return): Likewise.
6367 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6369 * c-common.c (fname_decl): Remove old location code.
6370 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6372 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6374 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6375 (gen_rtx_ASM_INPUT): Likewise.
6376 (gen_rtx_ASM_INPUT_loc): Likewise.
6377 (get_rtx_asm_OPERANDS): Remove.
6378 * cfglayout.c (insn_locators_alloc): Remove old location code.
6379 (set_curr_insn_source_location): Likewise.
6380 (curr_insn_locator): Likewise.
6381 * print-tree.c (print_node): Remove old location code.
6382 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6383 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6384 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6385 location_from_locus.
6386 (construct_exit_block): Remove old location code.
6387 * emit-rtl.c (force_next_line_note): Remove old location code.
6388 * profile.c (branch_prob): Remove old location code.
6389 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6390 LOC_LINE): Remove old-location variants.
6391 * langhooks.c (lhd_print_error_function): Remove old location
6393 * configure, config.in: Rebuilt.
6394 * configure.ac (--enable-mapped-location): Remove.
6395 * c-decl.c (c_init_decl_processing): Remove old location code.
6396 (finish_function): Likewise.
6397 * recog.c (decode_asm_operands): Remove old location code.
6398 * c-pch.c (c_common_read_pch): Remove old location code.
6399 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6401 * gimple-low.c (lower_function_body): Remove old location code.
6402 * toplev.c (unknown_location): Remove.
6403 (push_srcloc): Remove old-location variant.
6404 (process_options): Remove old location code.
6405 (lang_dependent_init): Likewise.
6406 * input.h (UNKNOWN_LOCATION): Move definition.
6407 (location_t): Undeprecate.
6408 (source_locus): Remove.
6409 (location_from_locus): Remove.
6410 (struct location_s): Remove.
6411 Remove all old-location code.
6412 (input_line, input_filename): Remove.
6413 * final.c (final_scan_insn): Remove old location code.
6414 * diagnostic.c (diagnostic_build_prefix): Remove
6415 USE_MAPPED_LOCATION test.
6416 * tree.h (gimple_stmt) <locus>: Now a location_t.
6417 (tree_exp) <locus>: Likewise.
6418 (DECL_IS_BUILTIN): Remove old-location variant.
6419 (annotate_with_file_line, annotate_with_locus): Likewise.
6420 (expr_locus, set_expr_locus): Update.
6421 * tree.c (build1_stat): Remove old location code.
6422 (last_annotated_node): Remove.
6423 (annotate_with_file_line): Remove old-location variant.
6424 (annotate_with_locus): Likewise.
6425 (expr_location): Remove old location code.
6426 (set_expr_location): Likewise.
6427 (expr_has_location): Likewise.
6428 (expr_locus): Likewise.
6429 (set_expr_locus): Likewise.
6430 (expr_filename): Don't use location_from_locus.
6431 (expr_lineno): Likewise.
6432 * rtl-error.c (location_for_asm): Remove old location code.
6433 * c-lex.c (cb_line_change): Remove old location code.
6434 (fe_file_change): Likewise.
6435 (cb_def_pragma): Likewise.
6436 (c_lex_with_flags): Likewise.
6437 * gengtype.c (do_typedef): Don't special-case location types.
6438 (define_location_structures): Remove.
6439 (main): Don't call define_location_structures.
6440 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6443 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6446 * builtins.def (BUILT_IN_STDARG_START): Remove.
6447 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6448 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6449 * tree-inline.c (inline_forbidden_p_1): Likewise.
6451 2008-02-26 Richard Guenther <rguenther@suse.de>
6453 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6454 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6455 (lookup_decl_from_uid): Declare.
6456 (remove_decl_from_map): Likewise.
6457 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6458 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6459 (decl_for_uid_map): New global hashtable mapping DECL_UID
6461 (init_ttree): Allocate it.
6462 (insert_decl_to_uid_decl_map): New helper function.
6463 (make_node_stat): Insert new decls into the map.
6464 (copy_node_stat): Likewise.
6465 (lookup_decl_from_uid): New function.
6466 (remove_decl_from_map): Likewise.
6467 (print_decl_for_uid_map_statistics): New helper.
6468 (dump_tree_statistics): Call it.
6470 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6471 (referenced_var_iterator): Adjust.
6472 (FOR_EACH_REFERENCED_VAR): Adjust.
6473 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6474 (num_referenced_vars): Adjust.
6475 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6476 (first_referenced_var): Remove.
6477 (end_referenced_vars_p): Likewise.
6478 (next_referenced_var): Likewise.
6479 (referenced_var_iterator_set): New helper function.
6480 * tree-dfa.c (referenced_var_lookup): Adjust.
6481 (referenced_var_check_and_insert): Likewise.
6482 (remove_referenced_var): Likewise.
6483 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6484 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6485 (verify_call_clobbering): Likewise.
6486 (verify_memory_partitions): Likewise.
6487 (init_tree_ssa): Allocate bitmap instead of hashtable for
6489 (delete_tree_ssa): Adjust.
6490 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6491 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6492 (compute_tag_properties): Likewise.
6493 (set_initial_properties): Likewise.
6494 (find_partition_for): Likewise.
6495 (update_reference_counts): Likewise.
6496 (dump_may_aliases_for): Likewise.
6497 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6498 (add_call_clobber_ops): Likewise.
6499 (add_call_read_ops): Likewise.
6500 (get_asm_expr_operands): Likewise.
6501 * tree-into-ssa.c (dump_decl_set): Likewise.
6502 (update_ssa): Likewise.
6503 * tree-sra.c (scan_function): Likewise.
6504 (decide_instantiations): Likewise.
6505 (scalarize_parms): Likewise.
6506 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6507 (dsa_named_for): Likewise.
6508 * tree-ssa-structalias.c (update_alias_info): Likewise.
6509 (merge_smts_into): Likewise.
6511 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6514 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6515 * c-opts.c (c_common_handle_option): Wall enables
6516 Wvolatile-register-var.
6517 * common.opt: Move Wvolatile-register-var to...
6520 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6522 * common.opt (Wlarger-than=): New.
6523 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6525 * opts.c (common_handle_option): Handle -Wlarger-than=.
6526 * optc-gen.awk: Likewise.
6527 * opth-gen.awk: Likewise.
6528 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6529 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6531 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6533 * c-common.c (match_case_to_enum_1): Add appropriate
6534 OPT_W* parameter to warning.
6535 (c_do_switch_warnings): Likewise.
6536 * c-typeck.c (warning_init): Add one more parameter following
6538 (push_init_level): Update call to warning_init.
6539 (pop_init_level): Likewise.
6540 (add_pending_init): Likewise.
6541 (output_init_element: Likewise.
6543 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6546 * toplev.c (toplev_main): If there are warnings or error, print
6547 errors for ignored options.
6548 * opts.c (ignored_options): New static variable.
6549 (postpone_unknown_option_error): New.
6550 (print_ignored_options): New.
6551 (handle_option): Postpone errors for unknown -Wno-* options.
6552 * opts.h (print_ignored_options): Declare.
6554 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6556 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6559 2008-02-25 Richard Guenther <rguenther@suse.de>
6562 2008-02-25 Richard Guenther <rguenther@suse.de>
6564 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6565 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6566 (lookup_decl_from_uid): Declare.
6567 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6568 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6569 (decl_for_uid_map): New global hashtable mapping DECL_UID
6571 (init_ttree): Allocate it.
6572 (insert_decl_to_uid_decl_map): New helper function.
6573 (make_node_stat): Insert new decls into the map.
6574 (copy_node_stat): Likewise.
6575 (lookup_decl_from_uid): New function.
6576 (print_decl_for_uid_map_statistics): New helper.
6577 (dump_tree_statistics): Call it.
6579 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6580 (referenced_var_iterator): Adjust.
6581 (FOR_EACH_REFERENCED_VAR): Adjust.
6582 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6583 (num_referenced_vars): Adjust.
6584 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6585 (first_referenced_var): Remove.
6586 (end_referenced_vars_p): Likewise.
6587 (next_referenced_var): Likewise.
6588 (referenced_var_iterator_set): New helper function.
6589 * tree-dfa.c (referenced_var_lookup): Adjust.
6590 (referenced_var_check_and_insert): Likewise.
6591 (remove_referenced_var): Likewise.
6592 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6593 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6594 (verify_call_clobbering): Likewise.
6595 (verify_memory_partitions): Likewise.
6596 (init_tree_ssa): Allocate bitmap instead of hashtable for
6598 (delete_tree_ssa): Adjust.
6599 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6600 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6601 (compute_tag_properties): Likewise.
6602 (set_initial_properties): Likewise.
6603 (find_partition_for): Likewise.
6604 (update_reference_counts): Likewise.
6605 (dump_may_aliases_for): Likewise.
6606 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6607 (add_call_clobber_ops): Likewise.
6608 (add_call_read_ops): Likewise.
6609 (get_asm_expr_operands): Likewise.
6610 * tree-into-ssa.c (dump_decl_set): Likewise.
6611 (update_ssa): Likewise.
6612 * tree-sra.c (scan_function): Likewise.
6613 (decide_instantiations): Likewise.
6614 (scalarize_parms): Likewise.
6615 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6616 (dsa_named_for): Likewise.
6617 * tree-ssa-structalias.c (update_alias_info): Likewise.
6618 (merge_smts_into): Likewise.
6620 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6623 * doc/invoke.texi (-fcx-limited-range): Document new option.
6624 * toplev.c (process_options): Handle -fcx-fortran-rules.
6625 * common.opt: Add documentation for -fcx-fortran-rules.
6627 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6630 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6631 actual behaviour and C99.
6633 2008-02-26 Ben Elliston <bje@au.ibm.com>
6635 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6636 (ASM_CPU_POWER6_SPEC): Likewise.
6637 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6638 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6639 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6641 2008-02-25 Richard Guenther <rguenther@suse.de>
6643 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6644 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6645 (lookup_decl_from_uid): Declare.
6646 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6647 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6648 (decl_for_uid_map): New global hashtable mapping DECL_UID
6650 (init_ttree): Allocate it.
6651 (insert_decl_to_uid_decl_map): New helper function.
6652 (make_node_stat): Insert new decls into the map.
6653 (copy_node_stat): Likewise.
6654 (lookup_decl_from_uid): New function.
6655 (print_decl_for_uid_map_statistics): New helper.
6656 (dump_tree_statistics): Call it.
6658 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6659 (referenced_var_iterator): Adjust.
6660 (FOR_EACH_REFERENCED_VAR): Adjust.
6661 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6662 (num_referenced_vars): Adjust.
6663 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6664 (first_referenced_var): Remove.
6665 (end_referenced_vars_p): Likewise.
6666 (next_referenced_var): Likewise.
6667 (referenced_var_iterator_set): New helper function.
6668 * tree-dfa.c (referenced_var_lookup): Adjust.
6669 (referenced_var_check_and_insert): Likewise.
6670 (remove_referenced_var): Likewise.
6671 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6672 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6673 (verify_call_clobbering): Likewise.
6674 (verify_memory_partitions): Likewise.
6675 (init_tree_ssa): Allocate bitmap instead of hashtable for
6677 (delete_tree_ssa): Adjust.
6678 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6679 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6680 (compute_tag_properties): Likewise.
6681 (set_initial_properties): Likewise.
6682 (find_partition_for): Likewise.
6683 (update_reference_counts): Likewise.
6684 (dump_may_aliases_for): Likewise.
6685 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6686 (add_call_clobber_ops): Likewise.
6687 (add_call_read_ops): Likewise.
6688 (get_asm_expr_operands): Likewise.
6689 * tree-into-ssa.c (dump_decl_set): Likewise.
6690 (update_ssa): Likewise.
6691 * tree-sra.c (scan_function): Likewise.
6692 (decide_instantiations): Likewise.
6693 (scalarize_parms): Likewise.
6694 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6695 (dsa_named_for): Likewise.
6696 * tree-ssa-structalias.c (update_alias_info): Likewise.
6697 (merge_smts_into): Likewise.
6699 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6702 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6703 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6704 * alias.h (nonoverlapping_memrefs_p): Likewise.
6706 2008-02-25 Jan Beulich <jbeulich@novell.com>
6708 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6709 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6710 __emultls_get_address, __emultls_register_common,
6711 __floatundi?f, and _Unwind_GetIPInfo.
6712 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6713 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6714 (gen_regparm_prefix): Likewise.
6715 (i386_nlm_encode_section_info): Sync with
6716 config/i386/winnt.c:i386_pe_encode_section_info().
6717 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6718 i386_nlm_mangle_decl_assembler_name): New.
6719 (netware_override_options): New.
6720 * config/i386/netware.h (netware_override_options): Declare.
6721 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6722 (i386_nlm_mangle_decl_assembler_name): Declare.
6723 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6725 2008-02-25 Ben Elliston <bje@au.ibm.com>
6728 * c-decl.c (grokdeclarator): Remove unused local variables
6729 `typedef_type' and `type_as_written'.
6731 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6732 unused local variable `has_hot_blocks'.
6733 (fix_crossing_conditional_branches): Remove unused local variable
6736 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6739 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6740 using DEF_C99_BUILTIN.
6741 (BUILT_IN_NANF): Ditto.
6742 (BUILT_IN_NANL): Ditto.
6744 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6745 Revital Eres <eres@il.ibm.com>
6747 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6748 regarding the order of two dependent insns in the same row.
6750 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6752 * stor-layout.c (layout_decl): Do not bump the alignment of a
6753 bit-field to more than byte alignment if it is packed.
6755 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6757 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6760 2008-02-24 Diego Novillo <dnovillo@google.com>
6762 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6765 * tree-vrp.c (vrp_evaluate_conditional): With
6766 -Wtype-limits, emit a warning when comparing against a
6767 constant outside the natural range of OP0's type.
6768 * c.opt (Wtype-limits): Move ...
6769 * common.opt (Wtype-limits): ... here.
6771 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6773 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6774 * config/rs6000/e300c2c3.md: New file.
6775 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6777 (rs6000_override_options): Add e300c2 and e300c3 cases to
6778 processor_target_table. Do not allow usage of Altivec or Spe
6779 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6780 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6781 * config/rs6000/rs6000.h (processor_type): Add
6782 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6783 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6784 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6785 and ppce300c3. Include e300c2c3.md.
6787 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6789 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6790 instead of TARGET_STRICT_ALIGN.
6792 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6794 * explow.c (memory_address): Assert that the generated address is
6797 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6800 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6801 * config/darwin-ppc-ldouble-patch.def: New file.
6802 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6803 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6804 SUBTARGET_INIT_BUILTINS if defined.
6805 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6808 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6811 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6812 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6814 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6817 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6818 file" warning condtional on -Winvalid-PCH.
6820 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6822 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6824 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6828 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6829 prevent reload from using MMX registers.
6830 (*mov<mode>_internal): Ditto.
6831 (*movv2sf_internal_rex64): Ditto.
6832 (*movv2sf_internal): Ditto.
6834 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6836 PR documentation/31569
6837 * doc/install.texi2html: Use makeinfo --no-number-sections.
6839 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6841 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6842 ensure that we can address an entire entity > 8 bytes. Don't
6843 generate reg+reg addressing for such data.
6845 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6847 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6848 strings when optimizing for size, unless the target cares about
6851 2008-02-22 Tom Tromey <tromey@redhat.com>
6853 * regclass.c (current_pass): Remove declaration.
6855 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6857 * config/avr/libgcc.S (__RAMPZ__): Define.
6858 (__do_copy_data): Add for devices with 128KB code memory.
6860 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6862 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6864 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6866 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6868 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6871 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6874 * c-typeck.c (build_binary_op): Warn about floating point
6875 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6877 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6880 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6881 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6883 (rs6000_override_options): Set altivec_abi as default, not override,
6884 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6885 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6886 is used; use new member spe_abi.
6887 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6888 spe_abi and altivec_abi.
6890 2008-02-22 Tomas Bily <tbily@suse.cz>
6892 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6894 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6897 * config.build (build_file_translate): Set to `CMD //c' only if
6899 * Makefile.in (build_file_translate): Improve comment.
6901 2008-02-21 Jan Hubicka <jh@suse.cz>
6903 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6904 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6905 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6907 2008-02-21 Michael Matz <matz@suse.de>
6910 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6912 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6914 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6915 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6917 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6918 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6919 SSE_VEC_FLOAT_MODE_P as insn constraint.
6920 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6921 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6922 sse4a_movntdf using MODEF mode iterator.
6923 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6924 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6925 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6926 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6927 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6928 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6929 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6931 2008-02-21 Richard Guenther <rguenther@suse.de>
6933 * tree.def (PAREN_EXPR): New tree code.
6934 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6936 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6937 * expr.c (expand_expr_real_1): Likewise.
6938 * tree-inline.c (estimate_num_insns_1): Likewise.
6939 * tree-complex.c (expand_complex_move): Likewise.
6940 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6943 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6946 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6948 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6951 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6953 * config/sh/sh.c (find_barrier): Don't go past
6954 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6956 2008-02-20 DJ Delorie <dj@redhat.com>
6958 * config/h8300/h8300.md (insv): Force source operand to be a register.
6960 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6961 as a jump, not as a plain insn.
6963 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6965 * doc/invoke.texi (Warning Options): Add new option
6966 -Wframe-larger-than=.
6967 (-Wframe-larger-than): Document.
6969 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6970 Add declarations for new option variables.
6972 * final.c (final_start_function): Check the frame size
6973 before emission and issue a Wframe-larger-than warning.
6975 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6976 Add definitions for new option variables.
6977 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6979 * common.opt (Wframe-larger-than=): New option.
6981 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6983 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6984 (<sse>_div<mode>3): Ditto.
6985 (<sse>_vmdiv<mode>3): Ditto.
6986 (<sse>_vmsqrt<mode>2): Ditto.
6987 (*smax<mode>3): Ditto.
6988 (sse5_frcz<mode>2): Ditto.
6989 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6992 2008-02-20 Richard Guenther <rguenther@suse.de>
6995 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6996 be happy with INTEGRAL_TYPE_P.
6998 2008-02-20 Richard Guenther <rguenther@suse.de>
7000 * fold-const.c (split_tree): Associate floatig-point expressions
7001 if flag_associative_math is set.
7003 2008-02-20 Richard Guenther <rguenther@suse.de>
7005 * tree.h (fold_real_zero_addition_p): Declare.
7006 * fold-const.c (fold_real_zero_addition_p): Export.
7007 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7008 floating-point operations with zero and one.
7010 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7012 * doc/install.texi: Correct references to CFLAGS, replacing them
7013 with BOOT_CFLAGS. Document flags used during bootstrap for
7016 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7018 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7019 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7020 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7022 (smin<mode>3): Ditto from similar patterns.
7023 (smax<mode>3): Ditto.
7024 (*ieee_smin<mode>3): Ditto.
7025 (*ieee_smax<mode>3): Ditto.
7026 * config/i386/sse.md (sse): New mode attribute.
7027 (mov<mode>): Macroize expander from movv4sf and movv2df using
7028 SSEMODEF2P mode iterator.
7029 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7030 SSE_VEC_FLOAT_MODE_P as insn constraint.
7031 (storent<mode>): Ditto.
7032 (storent<mode>): Macroize expander from storentsf and storentdf using
7033 MODEF mode iterator.
7034 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7035 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7036 (abs<mode>2): Ditto from similar patterns.
7037 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7038 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7039 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7040 (<sse>_vmsqrt<mode>2): Ditto.
7041 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7042 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7043 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7044 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7045 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7046 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7047 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7049 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7050 iterator and SSE_FLOAT_MODE_P as insn constraint.
7051 (<sse>_ucomi): Ditto from similar patterns.
7052 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7053 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7054 SSE_VEC_FLOAT_MODE_P as insn constraint.
7055 (vcond<mode>): Ditto from similar patterns.
7056 (and<mode>3, *and<mode>3): Ditto.
7057 (<sse>_nand<mode>3): Ditto.
7058 (ior<mode>3, *ior<mode>3): Ditto.
7059 (xor<mode>3, *xor<mode>3): Ditto.
7060 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7061 iterator and SSE_FLOAT_MODE_P as insn constraint.
7062 (*nand<mode>3): Ditto from similar patterns.
7063 (*ior<mode>3): Ditto.
7064 (*xor<mode>3): Ditto.
7066 2008-02-20 Ira Rosen <irar@il.ibm.com>
7068 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7069 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7070 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7072 2008-02-19 Jan Hubicka <jh@suse.cz>
7074 * predict.c (tree_bb_level_predictions): Remove variable next
7075 mistakely introduced by previous commit.
7077 2008-02-19 Jan Hubicka <jh@suse.cz>
7079 * predict.c (predict_paths_leading_to): Rewrite.
7080 (predict_paths_for_bb): New.
7081 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7083 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7086 * Makefile.in (build_file_translate): New.
7087 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7088 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7089 * configure.ac (build_file_translate): Substitute it.
7090 * configure: Regenerate.
7092 2008-02-19 Jan Hubicka <jh@suse.cz>
7094 PR rtl-optimization/34408
7095 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7098 2008-02-19 Jan Hubicka <jh@suse.cz>
7101 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7104 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7107 * config/i386/i386-modes.def: Revert the last DI alignment
7108 change until Ada people can look into it.
7110 2008-02-19 Nick Clifton <nickc@redhat.com>
7112 * opts.c (print_specific_help): Fix typo in --help text.
7114 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7117 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7118 32-bit inline asm without asm alternatives for host GCC < 3.0.
7120 2008-02-19 Richard Guenther <rguenther@suse.de>
7122 PR tree-optimization/34989
7123 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7124 Allow propagation to INDIRECT_REF if we can simplify only.
7126 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7128 * c-common.c (warn_for_collisions_1): Use appropriate option when
7131 2008-02-19 Nick Clifton <nickc@redhat.com>
7134 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7135 (handle_options): Fix indentation.
7136 (print_filtered_help): If no language-specific options were
7137 displayed tell the user how to list all the options supported by
7138 the language's front-end.
7139 (print_specific_help): Fix indentation and remove duplicate line.
7140 (common_handle_option): Handle the -v option.
7141 For --help enable the display of undocumented options if the -v
7142 switch has been included on the command line.
7143 For --help= check for overlaps in the arguments between the option
7144 classes and the language names and issue a warning when they
7145 cannot be disambiguated.
7146 * c.opt (v): Pass on to the common option handler.
7148 2008-02-19 Revital Eres <eres@il.ibm.com>
7150 * modulo-sched.c (sms_schedule): Change dump message when
7151 create_ddg function fails.
7152 (try_scheduling_node_in_cycle): Rename row to cycle.
7153 (print_partial_schedule): Rename CYCLE to ROW.
7155 2008-02-19 Christian Bruel <christian.bruel@st.com>
7156 Zdenek Dvorak <ook@ucw.cz>
7158 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7160 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7163 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7164 (*x86_movdicc_0_m1_se): Ditto.
7166 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7168 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7169 (CMPtype): Define as __gcc_CMPtype.
7170 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7171 (CMPtype): Define as __gcc_CMPtype.
7173 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7175 Support valgrind 3.3 for --enable-checking=valgrind.
7176 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7178 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7179 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7180 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7181 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7182 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7183 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7184 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7186 * ggc-zone.c: Similar.
7187 * ggc-page.c: Similar.
7189 2008-02-19 Paul Brook <paul@codesourcery.com>
7192 * config/arm/ieee754-df.S: Fix do_it typo.
7193 * config/arm/ieee754-sf.S: Fix do_it typo.
7195 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7198 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7199 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7200 (OPTION_MASK_ISA_SSE_SET): Likewise.
7201 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7202 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7203 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7204 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7205 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7206 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7207 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7208 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7209 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7210 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7211 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7212 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7213 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7214 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7215 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7216 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7217 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7218 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7219 (OPTION_MASK_ISA_SSE4): Removed.
7220 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7221 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7222 (override_options): Don't turn on implied SSE/MMX bits in
7225 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7227 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7230 2008-02-18 Joey Ye <joey.ye@intel.com>
7233 * tree-nested.c (insert_field_into_struct): Set type alignment
7234 to field alignment if the former is less than the latter.
7236 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7238 * BASE-VER: Set to 4.4.0.
7240 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7242 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7243 * doc/cfg.texi: Likewise.
7244 * doc/extend.texi: Likewise.
7245 * doc/gty.texi: Likewise.
7246 * doc/invoke.texi: Likewise.
7247 * doc/loop.texi: Likewise.
7248 * doc/md.texi: Likewise.
7249 * doc/passes.texi: Likewise.
7250 * doc/rtl.texi: Likewise.
7251 * doc/sourcebuild.texi: Likewise.
7252 * doc/tm.texi: Likewise.
7253 * doc/tree-ssa.texi: Likewise.
7255 2008-02-17 Richard Guenther <rguenther@suse.de>
7258 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7259 without default definition.
7261 2008-02-17 Richard Guenther <rguenther@suse.de>
7263 PR tree-optimization/35231
7264 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7267 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7270 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7271 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7272 libgcc_cmp_return mode.
7274 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7277 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7279 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7281 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7284 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7286 * doc/c-tree.texi: Use `@.' where appropriate.
7287 * doc/extend.texi: Likewise.
7288 * doc/install.texi: Likewise.
7289 * doc/invoke.texi: Likewise.
7290 * doc/loop.texi: Likewise.
7291 * doc/makefile.texi: Likewise.
7292 * doc/md.texi: Likewise.
7293 * doc/passes.texi: Likewise.
7294 * doc/standards.texi: Likewise.
7295 * doc/tm.texi: Likewise.
7297 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7300 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7302 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7303 rather than in entry_bb.
7305 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7307 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7308 libgcc_cmp_return mode.
7310 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7313 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7314 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7316 2008-02-15 Richard Guenther <rguenther@suse.de>
7317 Zdenek Dvorak <ook@ucw.cz>
7319 PR tree-optimization/35164
7320 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7321 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7322 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7323 Only propagate addresses which do not have abnormal SSA_NAMEs
7326 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7329 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7331 2008-02-15 Jan Hubicka <jh@suse.cz>
7334 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7336 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7339 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7340 when calculating alignment_pad.
7342 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7344 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7345 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7346 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7347 and STACK_BOUNDARY define.
7349 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7351 PR preprocessor/35061
7352 * c-pragma.c (handle_pragma_pop_macro): Check that
7353 pushed_macro_table has been allocated.
7355 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7358 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7359 (force_gimple_operand): Likewise.
7360 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7361 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7362 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7363 (find_interesting_uses_address): Check addressability and alignment
7364 of the base expression only after substituting bases of IVs into it.
7366 2008-02-14 Michael Matz <matz@suse.de>
7369 * function.c (instantiate_virtual_regs_in_insn): Reload address
7370 before falling back to reloading the whole operand.
7372 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7374 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7375 before the first section switch note.
7377 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7379 * doc/bugreport.texi: Update copyright years.
7380 * doc/c-tree.texi: Likewise.
7381 * doc/cfg.texi: Likewise.
7382 * doc/cpp.texi: Likewise.
7383 * doc/cppinternals.texi: Likewise.
7384 * doc/fragments.texi: Likewise.
7385 * doc/frontends.texi: Likewise.
7386 * doc/gcc.texi: Likewise.
7387 * doc/gty.texi: Likewise.
7388 * doc/hostconfig.texi: Likewise.
7389 * doc/implement-c.texi: Likewise.
7390 * doc/libgcc.texi: Likewise.
7391 * doc/loop.texi: Likewise.
7392 * doc/makefile.texi: Likewise.
7393 * doc/options.texi: Likewise.
7394 * doc/passes.texi: Likewise.
7395 * doc/rtl.texi: Likewise.
7396 * doc/sourcebuild.texi: Likewise.
7397 * doc/standards.texi: Likewise.
7398 * doc/tree-ssa.texi: Likewise.
7399 * doc/trouble.texi: Likewise.
7401 * doc/extend.texi: Use @: or add comma where appropriate.
7402 * doc/invoke.texi: Likewise.
7403 * doc/tm.texi: Likewise.
7405 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7408 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7411 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7413 * doc/md.texi (clz, ctz): Add reference.
7414 * doc/rtl.texi (clz, ctz): Likewise.
7416 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7419 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7422 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7424 * config/s390/s390.c (struct constant_pool): New field
7425 emit_pool_after added.
7426 (s390_mainpool_start): Set the emit_pool_after flag according
7427 to the section switch notes.
7428 (s390_mainpool_finish): Consider emit_pool_after when emitting
7429 the literal pool at the end of the function.
7430 (s390_chunkify_start): Force literal pool splits at section
7433 2008-02-13 Michael Matz <matz@suse.de>
7436 * var-tracking.c (clobber_variable_part): Correctly traverse the
7439 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7442 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7443 Add -fdump-ipa-inline.
7444 * tree-dump.c (dump_files): Remove tree-inlined dump.
7445 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7447 2008-02-12 Richard Guenther <rguenther@suse.de>
7449 PR tree-optimization/35171
7450 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7453 2008-02-12 Richard Guenther <rguenther@suse.de>
7456 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7457 value-preserving mode. Disallow final truncation.
7459 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7462 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7463 code from here to...
7464 (force_gimple_operand): ...here.
7466 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7469 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7470 non-compatible pointers.
7471 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7472 different FIELD_DECLs, try harder by comparing field offsets, sizes
7476 * function.c (match_asm_constraints_1): Don't replace the same input
7479 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7481 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7482 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7483 (expand_epilogue): Restore RAMPZ register.
7484 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7486 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7488 * config/i386/cygwin.asm: (__alloca): Correct calling
7489 convention and alignment.
7490 (__chkstk): Force 8 byte stack alignment.
7492 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7493 Richard Guenther <rguenther@suse.de>
7495 PR tree-optimization/33992
7496 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7497 the zero we compare against.
7499 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7502 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7503 to CloseHandle after unlocking to prevent accumulation of handle
7506 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7509 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7510 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7511 and update LABEL_NUSES during and after reload.
7513 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7516 * combine.c (simplify_if_then_else): Make sure the comparison is
7517 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7519 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7522 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7523 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7524 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7525 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7526 * tree.h (get_type_static_bounds): Likewise.
7528 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7530 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7531 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7532 Make -Wfoo language annotations match what the compiler outputs.
7534 2008-02-08 Sa Liu <saliu@de.ibm.com>
7536 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7537 intrinsics spu_convts, spu_convtu, spu_convtf.
7539 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7541 * doc/extend.texi (Function Attributes) <noinline>: Mention
7542 asm ("") as method to keep calls.
7544 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7547 * doc/options.texi (Options): Replace references to opts.sh with
7549 * opts-common.c: Likewise.
7550 * optc-gen.awk: Likewise.
7552 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7554 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7556 2008-02-07 Richard Henderson <rth@redhat.com>
7559 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7560 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7563 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7565 PR tree-optimization/35085
7566 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7567 for operand entry oe2 in addition to operand entry oe3 in order to
7568 expose more opportunities for vectorizer sum reduction.
7570 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7573 * Makefile.in (LIBS): Remove $(GMPLIBS).
7574 (cc1-dummy, cc1): Add $(GMPLIBS).
7576 2008-02-06 Jan Hubicka <jh@suse.cz>
7579 * i386.md (moddf_integer): Do not produce partial memory stalls for
7580 targets where it hurts.
7582 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7585 * optabs.c (expand_float): Do not check for decimal modes when
7586 expanding unsigned integer through signed conversion.
7588 2008-02-06 Nick Clifton <nickc@redhat.com>
7590 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7591 inside the clobber with a match_operand and duplicated operand
7592 number in the constraint.
7593 (ineqbranchsi): Delete redundant comment.
7595 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7597 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7598 builtin_define ("__USE_INIT_FINI__").
7599 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7601 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7603 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7605 PR documentation/30330
7606 * doc/invoke.texi (C++ Dialect Options)
7607 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7608 For each warning option -Wfoo that allows -Wno-foo, ensure both
7609 -Wfoo and -Wno-foo are listed in the option index. Fix index
7610 entry of -Wswitch-default, index -Wnormalized= including the
7611 `=', and -Wlarger-than-@var{len} including @var{len}.
7613 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7615 * config/i386/i386.md (floatunssisf2): Use
7616 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7617 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7618 Macroize expander using MODEF mode iterator.
7620 2008-02-05 Diego Novillo <dnovillo@google.com>
7622 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7625 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7627 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7630 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7632 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7635 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7636 to indicate if a message should be generated.
7637 (init_cumulative_args): Updated.
7638 (function_value_32): Likewise.
7640 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7642 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7644 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7647 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7648 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7650 2008-02-04 Diego Novillo <dnovillo@google.com>
7652 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7655 * tree-vrp.c (vrp_evaluate_conditional): With
7656 -Wtype-limits, emit a warning when comparing against a
7657 constant outside the natural range of OP0's type.
7659 2008-02-04 Richard Guenther <rguenther@suse.de>
7662 * expr.c (count_type_elements): Give for unions instead of
7665 2008-02-04 Richard Guenther <rguenther@suse.de>
7668 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7669 to TYPE_DOMAINs base type instead of using bitsizetype here.
7671 2008-02-03 Jason Merrill <jason@redhat.com>
7673 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7675 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7678 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7679 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7680 (RS/6000 and PowerPC Options): Fix typos and markup.
7681 * doc/passes.texi (Tree-SSA passes): Likewise.
7683 2008-02-02 Michael Matz <matz@suse.de>
7686 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7687 from record_last_reg_set_info.
7688 (record_last_reg_set_info): Take an RTX argument, iterate over all
7689 constituent hardregs.
7690 (record_last_set_info, record_opr_changes): Change calls to
7691 new signature or to record_last_reg_set_info_regno.
7693 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7695 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7697 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7699 PR rtl-optimization/34773
7700 * reg-notes.def (EQUAL): Mention significance of combination of
7701 REG_EQUAL and REG_RETVAL.
7702 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7703 insn that has a REG_RETVAL.
7705 2008-02-01 Roger Sayle <roger@eyesopen.com>
7708 * configure.ac (--enable-fixed-point): Disable unless explicitly
7710 * configure: Regenerate.
7712 2008-02-01 Richard Guenther <rguenther@suse.de>
7715 * invoke.texi (-finline-limit): Remove no longer true parts
7716 of the documentation. Note that there is no default value.
7718 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7719 Mark Mitchell <mark@codesourcery.com>
7720 Ben Elliston <bje@au.ibm.com>
7723 * doc/extend.texi (Other Builtins): Document.
7725 2008-01-31 Tom Browder <tom.browder@gmail.com>
7727 * doc/c-tree.texi (Types): Fix grammar.
7728 (Expression trees): Ditto.
7729 * doc/passes.texi (Tree-SSA passes): Ditto.
7731 * doc/configterms.texi (Configure Terms): Fix typo.
7732 * doc/cpp.texi (Common Predefined Macros): Ditto.
7733 * doc/md.texi (Machine Constraints): Ditto.
7735 * doc/makefile.texi (Makefile): Add comma.
7737 2008-01-31 Tom Browder <tom.browder@gmail.com>
7738 Gerald Pfeifer <gerald@pfeifer.com>
7740 * doc/sourcebuild.texi (Front End): Remove references to CVS
7741 and CVSROOT/modules.
7742 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7743 (Back End): Remove reference to CVS.
7745 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7748 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7750 (mips16_gp_pseudo_reg): ...here.
7751 * config/mips/mips.md (load_const_gp): Replace with...
7752 (load_const_gp_<mode>): ...this :P-based insn.
7754 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7756 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7757 options. Minor fixes.
7758 (-std): Move reference to standards closer to where language
7759 standards are first mentioned.
7761 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7763 PR rtl-optimization/34995
7764 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7765 parameter and return a bool. If the rtx parameter is nonnull,
7766 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7767 (find_reloads): Update call accordingly. Pass the new operand
7768 if it needed no address reloads, otherwise pass null.
7770 2008-01-30 Richard Henderson <rth@redhat.com>
7773 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7774 for unbounded arrays.
7776 2008-01-30 Silvius Rus <rus@google.com>
7778 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7780 2008-01-30 Jan Hubicka <jh@suse.cz>
7783 * i386.c (init_cumulative_args): Use real function declaration when
7786 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7788 PR rtl-optimization/34998
7789 * global.c (build_insn_chain): Treat non-subreg_lowpart
7790 SUBREGs of pseudos as clobbering all the words covered by the
7791 SUBREG, not just all the bytes.
7792 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7793 original df_ref rather than an extract parameter.
7794 (global_conflicts): Update call accordingly.
7796 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7798 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7799 the overflow check to make it easier to read.
7800 (__fixtfdi): Change the type of the ll member in union
7801 long_double to UDItype_x.
7803 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7806 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7807 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7808 * tree-inline.c (fold_marked_statements): Call
7809 cgraph_update_edges_for_call_stmt if folding a call statement.
7810 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7811 debug_generic_stmt calls, reset it back afterwards.
7814 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7816 * c-typeck.c (build_external_ref): Don't pedwarn about
7817 static vars in current function's scope.
7819 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7821 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7823 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7826 * ipa-struct-reorg.c: Fix spelling.
7827 * params.def: Ditto.
7829 2008-01-29 Richard Guenther <rguenther@suse.de>
7832 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7834 * tree-inline.c (remap_type): Increment remapping_type_depth
7835 around remapping types.
7836 (copy_body_r): Only add referenced variables if they are referenced
7837 from code, not types.
7839 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7850 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7851 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7853 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7856 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7857 pointer for tiny stack.
7859 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7861 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7863 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7865 * config/vx-common.h: Fix typo in comment.
7867 2008-01-28 Ian Lance Taylor <iant@google.com>
7871 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7872 coalesce pointers if they have different DECL_NO_TBAA_P values.
7873 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7874 between variables with different DECL_NO_TBAA_P values.
7876 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7879 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7880 are not legitimate small data references on SPE targets.
7882 2008-01-28 David Daney <ddaney@avtrex.com>
7884 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7886 2008-01-28 David Daney <ddaney@avtrex.com>
7888 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7890 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7892 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7893 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7894 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7895 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7896 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7897 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7898 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7899 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7901 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7903 * basic-block.h (condjump_equiv_p): Fix comment.
7905 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7907 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7908 print_generic_stmt_indented): Fix comment.
7910 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7912 * configure.ac (__stack_chk_fail): Add detecion for availability
7913 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7914 * configure: Regenerate.
7916 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7919 * final.c (output_addr_const): Handle TRUNCATE.
7921 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7924 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7925 (zero_cost, infinite_cost): New constants.
7926 (struct cost_pair): Change type of cost to comp_cost.
7927 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7928 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7930 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7931 split_address_cost, ptr_difference_cost, difference_cost,
7932 get_computation_cost_at, get_computation_cost,
7933 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7934 determine_use_iv_cost_condition, determine_use_iv_costs,
7935 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7936 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7937 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7938 Change type of cost to comp_cost.
7939 (determine_iv_cost): Increase cost of non-original ivs, instead
7940 of decreasing the cost of original ones.
7941 (get_address_cost): Indicate the complexity of the addressing mode
7943 (try_add_cand_for): Prefer using ivs not specific to some object.
7944 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7946 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7947 Janis Johnson <janis187@us.ibm.com>
7950 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7951 (TARGET_INSTANTIATE_DECLS): Likewise.
7952 * target.h (expand_to_rtl_hook): New target hook.
7953 (instantiate_decls): Likewise.
7954 * function.c (instantiate_decl): Make non-static. Rename to...
7955 (instantiate_decl_rtl): ... this.
7956 (instantiate_expr): Use instantiate_decl_rtl.
7957 (instantiate_decls_1): Likewise.
7958 (instantiate_decls): Likewise.
7959 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7960 * function.h (instantiate_decl_rtl): Add prototype.
7961 * cfgexpand.c (target.h): New include.
7962 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7963 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7964 (TARGET_INSTANTIATE_DECLS): Likewise.
7965 (TARGET_INITIALIZER): New target hooks added.
7966 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7968 * config/rs6000/rs6000.c (tree-flow.h): New include.
7969 (machine_function): Add sdmode_stack_slot field.
7970 (rs6000_alloc_sdmode_stack_slot): New function.
7971 (rs6000_instantiate_decls): Likewise.
7972 (rs6000_secondary_memory_needed_rtx): Likewise.
7973 (rs6000_check_sdmode): Likewise.
7974 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7975 (TARGET_INSTANTIATE_DECLS): Likewise.
7976 (rs6000_hard_regno_mode_ok): Allow SDmode.
7977 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7978 (rs6000_emit_move): Handle SDmode.
7979 (function_arg_advance): Likewise.
7980 (function_arg): Likewise.
7981 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7982 SDmode var args for 32-bit compiles.
7983 (rs6000_secondary_reload_class): Handle SDmode.
7984 (rs6000_output_function_epilogue): Likewise.
7985 (rs6000_function_value): Simplify if statement.
7986 (rs6000_libcall_value): Likewise.
7987 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7988 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7989 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7990 (movsd_hardfloat): New define_insn.
7991 (movsd_softfloat): Likewise.
7992 (movsd_store): Likewise.
7993 (movsd_load): Likewise.
7994 (extendsddd2): Likewise.
7995 (extendsdtd2): Likewise.
7996 (truncddsd2): Likewise.
7997 (movdd_hardfloat64): Fixup comment.
7998 (UNSPEC_MOVSD_LOAD): New constant.
7999 (UNSPEC_MOVSD_STORE): Likewise.
8001 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8004 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8006 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8007 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8008 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8011 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8014 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8015 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8016 __LONGDOUBLE128 too.
8017 * config/rs6000/aix61.h: New file.
8019 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8021 PR rtl-optimization/34959
8022 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8023 popcount and parity rtxes the same mode as their operand.
8024 Truncate or extend the result to the return value's mode
8027 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8030 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8031 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8032 to GOT_VERSION_REGNUM.
8033 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8034 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8035 * config/mips/mips.c (mips_emit_call_insn): New function.
8036 (mips_call_tls_get_addr): Call mips_expand_call directly.
8037 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8039 (mips16_build_call_stub): Likewise. Return the call insn or null.
8040 (mips_expand_call): Update the call to mips16_build_call_stub
8041 accordingly and a remove redundant condition. Assert that MIPS16
8042 stubs do not use lazy binding. Use mips_emit_call_insn and return
8044 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8046 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8047 (mips_avoid_hazard): Remove hazard_set handling.
8048 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8049 (UNSPEC_RESTORE_GP): ...this.
8050 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8051 (FAKE_CALL_REGNO): Rename to...
8052 (GOT_VERSION_REGNUM): ...this.
8053 (type): Add "ghost" value. Add an associated insn reservation.
8054 (hazard_set): Remove.
8055 (exception_receiver): Rename to...
8056 (restore_gp): ...this and update the unspec identifier accordingly.
8057 (exception_receiver, nonlocal_got_receiver): New expanders.
8058 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8059 FAKE_CALL_REGNO. Remove hazard_set attribute.
8060 (set_got_version, update_got_version): New patterns.
8062 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8065 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8067 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8070 * doc/install.texi2html: Generate gcc-vers.texi.
8072 2008-01-25 DJ Delorie <dj@redhat.com>
8074 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8076 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8078 * config/c4x: Remove directory.
8079 * config.gcc (crx-*, mt-*): Mark obsolete.
8080 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8081 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8082 sh-*-rtemscoff*): Remove cases.
8083 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8084 * real.c (encode_c4x_single, decode_c4x_single,
8085 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8086 c4x_extended_format): Remove.
8087 * real.h (c4x_single_format, c4x_extended_format): Remove.
8088 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8090 (Pragmas): Remove comment about c4x pragmas.
8091 * doc/install.texi (c4x): Remove target-specific instructions.
8092 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8093 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8094 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8095 refer to C4x source files as examples.
8096 (C4X_FLOAT_FORMAT): Remove documentation.
8098 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8100 * config/bfin/bfin.c (override_options): Reorder tests so that
8101 flag_pic gets enabled for -msep-data.
8103 2008-01-25 Richard Guenther <rguenther@suse.de>
8106 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8107 to its bitfield precision if required.
8109 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8112 * tree-nested.c (walk_omp_for): New function.
8113 (convert_nonlocal_reference, convert_local_reference): Call
8114 walk_omp_for on OMP_FOR.
8115 (convert_call_expr): Call walk_body on OMP_FOR's
8116 OMP_FOR_PRE_INIT_BODY.
8118 2008-01-25 Richard Guenther <rguenther@suse.de>
8120 PR tree-optimization/34966
8121 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8122 default defs and PHI_NODEs we have to insert after the
8125 2008-01-24 Nick Clifton <nickc@redhat.com>
8127 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8128 Provide a default definition.
8129 (LIBGCC2_UNITS_PER_WORD): Likewise.
8131 * config/stormy16/stormy16.c: Include df.h for the prototype
8132 for df_regs_ever_live_p.
8133 (xstormy16_expand_builtin_va_start): Convert the stack offset
8134 into a component_ref and then use POINTER_PLUS_EXPR to add it
8135 to the incoming_virtual_args_rtx.
8136 (xstormy16_gimplify_va_arg_expr): Rename to
8137 xstormy16_gimplify_va_arg_expr.
8138 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8139 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8140 xstormy16_gimplify_va_arg_expr.
8141 Fix up some formatting issues.
8143 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8144 Move to predicates.md.
8145 (xs_hi_general_operand): Likewise.
8146 (xs_hi_nonmemory_operand): Likewise.
8147 * config/stormy16/predicates.md:
8148 (xstormy16_carry_plus_operand): New predicate.
8149 (xs_hi_general_operand): New predicate.
8150 (xs_hi_nonmemory_operand): New predicate.
8151 * config/stormy16/stormy16-protos.h:
8152 (xstormy16_carry_plus_operand): Delete prototype.
8153 (xs_hi_general_operand): Likewise.
8154 (xs_hi_nonmemory_operand): Likewise.
8156 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8157 modifiers as they are no longer needed and they can trigger
8158 reload spill failures.
8160 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8161 with a match_operand in order to help reload.
8163 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8164 constraint with 'e' for the 8th alternative as this version of
8165 the mov.w instruction only accepts the lower 8 registers.
8167 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8170 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8171 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8174 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8177 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8179 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8181 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8183 (remove_structure): Update allocations list before removing structure.
8185 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8187 * ipa-struct-reorg.c (is_safe_cond_expr,
8188 create_new_stmts_for_cond_expr): Use integer_zerop function,
8189 that recognize not only zero-pointer, but zero-integer too.
8191 2008-01-25 Ben Elliston <bje@au.ibm.com>
8194 * fixproto: Escape "." in sed expression that strips leading "./".
8196 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8199 * gcc.c (SWITCH_OK): Removed.
8200 (SWITCH_LIVE): Changed to bit.
8201 (SWITCH_FALSE): Likewise.
8202 (SWITCH_IGNORE): Likewise.
8203 (switchstr): Change live_cond to unsigned int.
8204 (process_command): Replace SWITCH_OK with 0.
8205 (do_self_spec): Likewise.
8206 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8207 (give_switch): Likewise.
8208 (used_arg): Likewise.
8209 (do_spec_1): Set the SWITCH_IGNORE bit.
8210 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8211 bits. Set the SWITCH_LIVE bit.
8213 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8215 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8217 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8219 PR tree-optimization/34472
8220 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8221 parameter to a "bool *" and set *DATA to false if there is
8222 an unsafe access. Do not delete the structure here.
8223 (check_cond_exprs): Delete it here instead.
8224 (check_cond_exprs, exclude_cold_structs): Do not increase
8225 I when removing a structure.
8227 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8230 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8231 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8233 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8236 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8237 a fixed vector for stack.
8239 2008-01-24 Ben Elliston <bje@au.ibm.com>
8242 * doc/gcc.texi (Software development): Add a direntry for g++.
8244 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8246 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8247 stale and straggling -fforce-addr comments above.
8249 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8251 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8252 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8254 2008-01-23 Michael Matz <matz@suse.de>
8257 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8260 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8262 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8265 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8267 * config/avr/avr.c (avr_current_arch): New variable.
8268 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8269 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8270 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8271 (avr_override_options): Init 'avr_current_arch'.
8272 (base_arch_s): Move from here...
8273 * config/avr/avr.h (base_arch_s): ... here. Add new members
8274 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8275 'mega' to 'have_jmp_call'.
8276 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8277 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8279 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8281 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8282 MULTILIB_MATCHES): (Ditto.).
8284 2008-01-23 Richard Guenther <rguenther@suse.de>
8287 * cgraphunit.c (cgraph_reset_node): Always mark the node
8288 not reachable if it is not queued already.
8290 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8292 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8293 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8294 (cputype_selected): New static variable.
8295 (bfin_handle_option): Set it if -mcpu is used.
8296 (override_option): Select default set of workarounds if no cpu type
8297 selected on the command line.
8298 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8300 From Michael Frysinger <michael.frysinger@analog.com>
8301 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8302 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8304 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8305 for bf547, bf523, bf524, and bf526.
8306 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8308 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8309 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8310 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8311 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8312 * doc/invoke.texi (Blackfin Options): Document that
8313 -mcpu now accept bf547, bf523, bf524, and bf526.
8315 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8317 PR rtl-optimization/34628
8318 * combine.c (try_combine): Stop and undo after the first combination
8319 if an autoincrement side-effect on the first insn has effectively
8322 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8325 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8326 Offset addresses are not valid for Altivec or paired float modes.
8328 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8331 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8332 if DECL_INITIAL (decl) is error_mark_node.
8335 * c-common.c (handle_vector_size_attribute): Only allow
8336 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8337 the same way as pointer, array etc. types.
8338 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8341 * tree.c (build_type_attribute_qual_variant): Call
8342 build_qualified_type if attributes are equal, but quals are not.
8344 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8347 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8348 * flags.h (warn_strict_aliasing): Remove.
8349 (warn_strict_overflow): Remove.
8350 * opts.c (warn_strict_aliasing): Remove.
8351 (warn_strict_overflow): Remove.
8352 * c-opts.c (c_common_handle_option): -Wall only sets
8353 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8354 (c_common_post_options): Give default values to -Wstrict-aliasing
8355 and -Wstrict-overflow if they are uninitialized.
8356 * common.opt (Wstrict-aliasing): Specify Var and Init.
8357 (Wstrict-overflow): Likewise.
8359 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8361 PR rtl-optimization/26854
8362 PR rtl-optimization/34400
8363 PR rtl-optimization/34884
8364 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8366 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8367 (df_rd_bb_info.expanded_lr_out): Deleted
8368 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8369 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8370 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8371 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8372 Removed code to allocate, initialize or free expanded_lr_out.
8373 (df_rd_bb_local_compute_process_def): Restructured to make more
8375 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8376 sets if the sets are being trimmed.
8378 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8381 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8382 (as_vers): Likewise.
8383 * configure: Regenerated.
8385 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8388 * tree-pass.h (pass_build_alias): New pass.
8389 * tree-ssa-alias.c (gate_build_alias): New.
8390 (pass_build_alias): New.
8391 * passes.c (init_optimization_passes): Add pass_build_alias after
8392 pass_create_structure_vars.
8394 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8396 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8397 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8398 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8399 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8400 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8401 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8402 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8403 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8404 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8405 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8406 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8407 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8408 * config/s390/s390.md (FP_ALL): New mode iterator.
8409 (_d): New mode attribute.
8410 ("*signbit<mode>2>"): Changed mode of first operand.
8411 ("isinf<mode>2"): Changed mode of first operand.
8412 ("*TDC_insn"): Adaptation for DFP modes.
8414 2008-01-22 Ben Elliston <bje@au.ibm.com>
8416 * tree.c (check_qualified_type): Improve function description.
8418 2008-01-21 Jason Merrill <jason@redhat.com>
8421 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8422 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8425 2008-01-21 DJ Delorie <dj@redhat.com>
8427 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8430 2008-01-21 Richard Guenther <rguenther@suse.de>
8433 * tree-cfg.c (verify_expr): Allow all invariant expressions
8434 instead of just constant class ones as reference argument.
8435 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8436 like any other constant.
8437 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8439 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8441 * regmove.c (fixup_match_1): Update call crossed frequencies.
8443 2008-01-21 Richard Guenther <rguenther@suse.de>
8446 * tree-inline.c (setup_one_parameter): Deal with mismatched
8447 types using a VIEW_CONVERT_EXPR.
8449 2008-01-21 Alon Dayan <alond@il.ibm.com>
8450 Olga Golovanevsky <olga@il.ibm.com>
8452 PR tree-optimization/34701
8453 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8454 when the structure size is not a power of 2.
8456 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8458 * doc/install.texi: Add doc for --enable-checking=df.
8460 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8462 PR rtl-optimization/34808
8463 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8465 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8467 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8470 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8472 PR rtl-optimization/26854
8473 PR rtl-optimization/34400
8474 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8476 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8477 (df_rd_bb_info.expanded_lr_out): New.
8478 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8479 * loop_iv.c (iv_analysis_loop_init): Ditto.
8480 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8481 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8482 Added code to allocate, initialize or free expanded_lr_out.
8483 (df_rd_bb_local_compute_process_def): Restructured to make
8484 more understandable.
8485 (df_rd_confluence_n): Add code to do nothing with fake edges and
8486 code to no apply invalidate_by_call sets if the sets are being trimmed.
8487 (df_lr_local_finalize): Renamed to df_lr_finalize.
8488 (df_live_local_finalize): Renamed to df_live_finalize.
8490 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8493 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8494 deciding whether to use reciprocal instructions.
8496 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8498 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8499 dwarf2out_note_section_used if cold_text_section is NULL.
8501 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8503 PR gcov-profile/34610
8504 * tree-cfg.c (make_edges): Mark both outgoing edges from
8505 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8506 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8507 from OMP_FOR and OMP_CONTINUE outgoing edges.
8509 * tree-profile.c (tree_profiling): Return early if
8510 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8512 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8513 from cfun to child_cfun.
8514 * function.h (struct function): Add after_tree_profile bit.
8516 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8518 * config/avr/avr.S (_exit): Disable interrupt.
8520 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8521 Steven Bosscher <stevenb.gcc@gmail.com>
8523 PR rtl-optimization/26854
8524 PR rtl-optimization/34400
8525 * df-problems.c (df_live_scratch): New scratch bitmap.
8526 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8527 (df_live_reset): Clear the proper bitmaps.
8528 (df_live_bb_local_compute): Only process the artificial defs once
8529 since the order is not important.
8530 (df_live_init): Init the df_live sets only with the variables
8531 found live by df_lr.
8532 (df_live_transfer_function): Use the df_lr sets to prune the
8533 df_live sets as they are being computed.
8534 (df_live_free): Free df_live_scratch.
8536 2008-01-18 Ian Lance Taylor <iant@google.com>
8538 * common.opt: Add fmerge-debug-strings.
8539 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8540 flag_merge_debug_strings rather than flag_merge_constants.
8541 * doc/invoke.texi (Option Summary): Mention
8542 -fmerge-debug-strings.
8543 (Debugging Options): Document -fmerge-debug-strings.
8545 2008-01-18 Ian Lance Taylor <iant@google.com>
8548 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8549 (struct tree_function_decl): Add new field operator_new_flag.
8550 * tree-inline.c (expand_call_inline): When inlining a call to
8551 operator new, force the return value to go into a variable, and
8552 set DECL_NO_TBAA_P on that variable.
8553 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8555 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8558 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8559 DWARF2_DEBUGGING_INFO.
8560 (dwarf2out_note_section_used): Ditto. Add prototype.
8561 (have_multiple_function_sections, text_section_used,
8562 cold_text_section_used, *cold_text_sections): Move declarations
8565 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8567 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8568 field and add signal_ra.
8569 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8570 assignments to frame state pc. Move end of stack check after
8571 MD_FALLBACK_FRAME_STATE_FOR.
8572 (uw_update_context_1): Use frame state signal_regs if set, instead
8573 of checking signal_frame flag.
8574 (uw_update_context): Use frame state signal_ra if set.
8575 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8576 * config/xtensa/linux-unwind.h: New file.
8578 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8580 * modulo-sched.c (get_sched_window): Fix comment typo.
8582 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8584 PR tree-optimization/34648
8585 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8587 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8589 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8590 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8592 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8594 PR rtl-optimization/34400
8595 * df-core.c (df_worklist_dataflow_overeager,
8596 df_worklist_dataflow_doublequeue): New functions.
8597 (df_worklist_dataflow): Two different worklist solvers.
8598 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8601 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8604 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8605 and ftree-parallelize-loops.
8607 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8609 PR rtl-optimization/34826
8610 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8612 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8614 * global.c (find_reg): Mark the eh regs as used if necessary.
8615 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8616 * ra.h (struct allocno): no_eh_reg field added. Changed
8617 no_stack_reg type to bitfield.
8619 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8621 * tree.c (substitute_in_expr): Add missing 'break'.
8623 2008-01-17 Richard Guenther <rguenther@suse.de>
8625 PR tree-optimization/34825
8626 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8627 x / x as division to handle.
8629 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8631 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8632 "-pthread" is specified.
8633 * pa-hpux11.h (LIB_SPEC): Likewise.
8635 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8636 Peter Bergner <bergner@vnet.ibm.com>
8638 PR rtl-optimization/33796
8639 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8641 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8643 PR libgfortran/34699
8644 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8646 * pa-hpux10.h (LINK_SPEC): Likewise.
8647 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8649 2008-01-16 Richard Guenther <rguenther@suse.de>
8652 * fold-const.c (fold_convert_const_int_from_int): Do not
8653 set overflow if that occured only because of a sign extension
8654 change when converting from/to a sizetype with the same
8655 precision and signedness.
8657 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8660 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8661 location address to the correct place. Update copyright year.
8663 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8665 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8666 no dependences in the dependence_relations vector.
8668 2008-01-16 Jan Hubicka <jh@suse.cz>
8670 PR rtl-optimization/31396
8671 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8672 * cfg.c (dump_reg_info): Print it.
8673 * regs.h (struct reg_info_t): add freq_calls_crossed.
8674 (REG_FREQ_CALLS_CROSSED): New macro.
8675 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8676 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8677 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8678 regmove_optimize): Update call crossed frequencies.
8679 * local-alloc.c (struct qty): Add freq_calls_crossed.
8680 (alloc_qty): Copute freq_calls_crossed.
8681 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8682 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8683 * ra.h (struct allocno): Add freq_calls_crossed.
8685 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8687 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8688 libgomp when compiling with ftree-parallelize-loops.
8689 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8691 2008-01-16 Richard Guenther <rguenther@suse.de>
8693 PR tree-optimization/34769
8694 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8695 * tree.c (int_cst_value): Instead make this function more
8696 permissive in what it accepts as valid input. Document this
8697 function always sign-extends the value.
8699 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8700 Richard Guenther <rguenther@suse.de>
8703 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8704 (gimple_fold_indirect_ref_rhs): ... this.
8705 (gimple_fold_indirect_ref): New function with foldings
8706 that preserve lvalueness.
8707 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8708 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8709 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8710 to fold an INDIRECT_REF, fall back to the old use of
8711 fold_indirect_ref_1.
8713 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8715 * tree-data-ref.c (subscript_dependence_tester_1): Call
8716 free_conflict_function.
8717 (compute_self_dependence): Same.
8719 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8722 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8723 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8725 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8726 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8727 for DWARF2_UNWIND_INFO targets.
8729 2008-01-16 Richard Guenther <rguenther@suse.de>
8732 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8733 type qualifiers for function types.
8735 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8737 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8738 loop_iterator li from previous commit.
8740 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8742 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8744 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8746 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8747 (parallelize_loops): Don't parallelize irreducible components.
8749 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8752 * c-opts (c_common_post_options): Do not enable CPP
8753 flag_pedantic_errors by default.
8755 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8757 PR rtl-optimization/31944
8758 * cse.c (remove_pseudo_from_table): New function.
8759 (merge_equiv_classes): Use above function to remove pseudo-registers.
8760 (invalidate): Likewise.
8762 2008-01-13 Richard Guenther <rguenther@suse.de>
8765 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8766 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8768 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8770 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8771 validate_change to unshare the source of the PC set.
8773 2008-01-12 Jan Hubicka <jh@suse.cz>
8776 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8777 references above array bounds. This might trigger bounds checks for
8780 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8782 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8783 new_replaceable_dependencies.
8785 2008-01-12 Doug Kwan <dougkwan@google.com>
8787 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8788 instead of OPT_Wreturn_type in warning due to ignored return type
8790 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8791 options included in -Wextra.
8792 * c.opt: New option -Wignored_qualifiers.
8793 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8794 -Wignore_qualifiers.
8795 (-Wignored-qualifiers): Document.
8796 (-Wreturn-type): Remove description of functionality now handled
8797 by -Wignored-qualifiers.
8799 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8802 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8803 NOP_EXPR if it is between integral types with the same precision.
8805 2008-01-12 Jan Hubicka <jh@suse.cz>
8808 * invoke.texi (max-inline-recursive-depth): Fix default value.
8810 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8812 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8815 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8817 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8819 2008-01-11 James E. Wilson <wilson@specifix.com>
8822 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8824 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8826 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8827 save/restore frame pointer register and don't use 'call-prologues'
8828 optimization in function with "OS_task" attribute.
8830 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8833 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8834 when copying to memory.
8836 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8838 PR rtl-optimization/30905
8839 * cfgcleanup.c: Include dce.h
8840 (crossjumps_occured): New global variable.
8841 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8842 If something changed, set crossjumps_occured to true.
8843 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8844 Don't add/remove fake edges to exit here...
8845 (cleanup_cfg): ...but do it here, when crossjumping.
8846 Run a fast DCE when successful crossjumps occured in the latest
8847 iteration of try_optimize_cfg.
8849 2008-01-11 Richard Guenther <rguenther@suse.de>
8851 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8852 (struct vn_unary_op_s): Likewise.
8853 (vn_reference_insert): Free old reference on hash collision.
8855 2008-01-10 Raksit Ashok <raksit@google.com>
8857 PR rtl-optimization/27971
8858 * combine.c (find_split_point): Split PLUS expressions which are
8859 inside a MEM rtx, and whose first operand is complex.
8861 2008-01-10 DJ Delorie <dj@redhat.com>
8863 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8864 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8865 (m32c_hard_regno_ok): Call the underlying function.
8867 2008-01-10 Richard Guenther <rguenther@suse.de>
8870 * tree-cfg.c (tree_merge_blocks): Do not go through the
8871 full-blown folding and stmt updating path if we just deal
8872 with virtual operands.
8873 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8874 test for abnormal SSA_NAMEs.
8876 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8879 * reload.c (push_reload): Add assertions. All constants from
8880 reg_equiv_constant should have been used for replacing the respective
8882 (find_reloads_address): Invoke find_reloads_address_part for
8883 constant taken from the reg_equiv_constant array.
8885 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8887 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8888 field (valnum) the first in the struct. Replace bools with
8891 2008-01-10 Richard Guenther <rguenther@suse.de>
8893 PR tree-optimization/34651
8894 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8895 types and ordering for masking and converting.
8897 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8899 PR tree-optimization/34017
8900 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8901 also for PHI_NODE expressions.
8903 2008-01-09 Jan Hubicka <jh@suse.cz>
8905 PR tree-optimization/34708
8906 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8907 based on number of case labels.
8908 (init_inline_once): Remove switch_cost.
8909 * tree-inline.h (eni_weights_d): Remove switch_cost.
8911 2008-01-09 Richard Guenther <rguenther@suse.de>
8912 Andrew Pinski <andrew_pinski@playstation.sony.com>
8915 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8916 temporary if an rvalue is ok or an lvalue is not required.
8918 2008-01-09 Richard Guenther <rguenther@suse.de>
8921 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8924 2008-01-09 Richard Guenther <rguenther@suse.de>
8927 * tree.c (host_integerp): Check for sizetype only if the
8928 type is an integer type.
8930 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8933 * opts.c (decode_options): Disable inlining of functions called
8934 once if not in unit-at-a-time mode.
8936 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8938 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8940 2008-01-08 Richard Guenther <rguenther@suse.de>
8943 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8944 out early if the result will be unused.
8946 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8951 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8952 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8955 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8957 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8958 for vectorization tuned.
8960 2008-01-08 Richard Guenther <rguenther@suse.de>
8962 PR tree-optimization/34683
8963 * tree-ssa-operands.c (operand_build_cmp): Export.
8964 * tree-ssa-operands.h (operand_build_cmp): Declare.
8965 * tree-vn.c (vuses_compare): Remove.
8966 (sort_vuses): Use operand_build_cmp.
8967 (sort_vuses_heap): Likewise.
8968 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8969 to re-use old VEC if available. Do not sort already sorted VUSEs.
8970 (vdefs_to_vec): Do not sort already sorted VDEFs.
8972 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8975 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8977 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8980 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8981 limitations of reciprocal sequences on x86 targets.
8983 2008-01-08 Richard Guenther <rguenther@suse.de>
8985 PR tree-optimization/34683
8986 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8988 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8991 * config/darwin.c (darwin_mergeable_string_section): Don't use
8992 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8994 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8997 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8998 negxf2. Macroize expander using X87MODEF mode iterator. Change
8999 predicates of op0 and op1 to register_operand.
9000 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9001 expander using X87MODEF mode iterator. Change predicates of
9002 op0 and op1 to register_operand.
9003 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9004 corresponding patterns and macroize using MODEF macro. Change
9005 predicates of op0 and op1 to register_operand and remove
9006 "m" constraint. Disparage "r" alternative with "!".
9007 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9008 macroize using X87MODEF macro. Change predicates of op0 and op1
9009 to register_operand and remove "m" constraint. Disparage "r"
9010 alternative with "!".
9011 (absneg splitter with memory operands): Remove.
9012 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9013 patterns and macroize using X87MODEF mode iterator.
9014 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9015 Change predicate of op1 to register_operand.
9016 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9017 for memory operands.
9019 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9021 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9023 2008-01-07 Richard Guenther <rguenther@suse.de>
9025 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9028 2008-01-07 Richard Guenther <rguenther@suse.de>
9030 PR tree-optimization/34683
9031 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9032 VOPs of the needed size to save memory. Use VEC_quick_push
9033 to save compile-time.
9034 (vdefs_to_vec): Likewise.
9036 2008-01-07 Sa Liu <saliu@de.ibm.com>
9038 * config/spu/spu.md (divdf3): Genetate inline code for double
9039 division. The implementation doesn't handle INF or NAN, therefore it
9040 only applies when -ffinite-math-only is given.
9042 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9045 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9046 * doc/cpp.texi ([Common Predefined Macros]): Document.
9048 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9050 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9051 order to use commutative addition instead of subtraction.
9053 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9054 Mircea Namolaru <namolaru@il.ibm.com>
9055 Vladimir Yanovsky <yanov@il.ibm.com>
9056 Revital Eres <eres@il.ibm.com>
9058 PR tree-optimization/34263
9059 * tree-outof-ssa.c (process_single_block_loop_latch,
9060 contains_tree_r): New functions.
9061 (analyze_edges_for_bb): Call process_single_block_loop_latch
9062 function to empty single-basic-block latch block if possible.
9064 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9066 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9068 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9070 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9072 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9074 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9076 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9078 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9080 PR tree-optimization/34618
9081 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9084 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9087 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9088 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9089 Update copyright year.
9091 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9092 Update copyright year.
9093 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9096 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9098 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9099 edge does not point to current bb before changing need_assert.
9101 2008-01-04 Richard Guenther <rguenther@suse.de>
9104 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9105 for verifying purposes if they are is_gimple_min_invariant.
9107 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9109 PR tree-optimization/34448
9110 PR tree-optimization/34465
9111 * gimplify.c (gimplify_init_constructor): Add new parameter
9112 notify_temp_creation. Use it.
9113 (gimplify_modify_expr_rhs): Take volatiles into account when
9114 optimizing constructors.
9115 Do not optimize constructors if gimplify_init_constructor will dump to
9117 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9118 * gcc.c-torture/compile/pr34448.c: New.
9120 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9122 PR gcov-profile/34609
9123 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9124 return_slot if result is TREE_ADDRESSABLE.
9126 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9128 * config/mips/mips.md (sqrt_condition): Tweak comment.
9129 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9131 2008-01-03 Tom Tromey <tromey@redhat.com>
9134 * c-common.c (c_type_hash): Handle VLAs.
9136 2008-01-03 Jan Hubicka <jh@suse.cz>
9138 PR tree-optimization/31081
9139 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9140 0 when inlining and not inlining to first basic block.
9141 (remap_decl): When var is initialized to 0, don't set default_def.
9142 (expand_call_inline): Set entry_bb.
9143 * tree-inline.h (copy_body_data): Add entry_bb.
9145 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9148 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9151 PR tree-optimization/29484
9152 * tree-inline.c (inline_forbidden_p_2): New function.
9153 (inline_forbidden_p): Disallow inlining if some static var
9154 has an address of a local LABEL_DECL in its initializer.
9155 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9158 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9160 PR tree-optimization/34635
9161 * tree-data-ref.c (add_other_self_distances): Make sure that the
9162 evolution step is constant.
9164 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9167 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9169 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9171 * tree-sra.c (scalarize_init): Insert the generate_element_init
9172 statements after the generate_element_zero statements.
9174 2008-01-02 Richard Guenther <rguenther@suse.de>
9178 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9179 for very large number of operands instead of ICEing.
9181 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9184 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9185 while stack probing.
9187 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9189 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9192 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9195 * tree-mudflap.c (mx_register_decls): Guard warning by
9196 !DECL_ARTIFICIAL check.
9198 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9200 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9201 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9202 sse5_perm<mode>): Fix constraints.