1 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2 Sebastian Pop <sebastian.pop@amd.com>
4 * tree-scalar-evolution.c: Document instantiate_scev.
5 (instantiate_parameters_1): Renamed instantiate_scev_1.
6 Don't use the same loop for instantiation_loop and evolution_loop.
7 (instantiate_scev): New.
8 (instantiate_parameters): Moved...
9 (resolve_mixers): Update call to instantiate_scev_1 to pass the
10 same loop twice. Maintains the semantics for this function.
11 * tree-scalar-evolution.h (instantiate_scev): Declare.
12 (instantiate_parameters): ...here. Now static inline.
13 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14 instead of resolve_mixers.
16 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
20 2008-05-09 Tomas Bily <tbily@suse.cz>
22 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
23 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
24 * tree-ssa-structalias.c (get_constraint_for): Likewise.
25 * c-common.c (c_common_truthvalue_conversion): Likewise.
26 * tree-object-size.c (compute_object_offset): Likewise.
27 * tree-inline.c (estimate_num_insns_1): Likewise.
28 * varasm.c (const_hash_1, compare_constant, copy_constant)
29 (compute_reloc_for_constant, output_addressed_constants)
30 (initializer_constant_valid_p): Likewise.
31 * c-omp.c (check_omp_for_incr_expr): Likewise.
32 * gimplify.c (gimplify_expr): Likewise.
33 * c-typeck.c (c_finish_return): Likewise.
34 * tree-vectorizer.c (supportable_widening_operation)
35 (supportable_narrowing_operation): Likewise.
36 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
37 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
38 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
39 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
40 (descr_info_loc): Likewise.
41 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
42 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
43 (fold_unary): Likewise.
44 * builtins.c (get_pointer_alignment): Likewise.
45 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
46 (instantiate_parameters_1): Likewise.
47 * tree.c (expr_align, stabilize_reference): Likewise.
48 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
49 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
50 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
51 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
52 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
53 * c-common.c (c_alignof_expr, check_function_arguments_recurse): Likewise.
54 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
55 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
56 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
57 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
58 (forward_propagate_comparison)
59 (tree_ssa_forward_propagate_single_use_vars): Likewise.
60 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
61 * emit-rtl.c (component_ref_for_mem_expr)
62 (set_mem_attributes_minus_bitpos): Likewise.
63 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
64 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr): Likewise.
65 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
66 (build_function_call, pointer_diff, build_compound_expr)
67 (c_finish_return): Likewise.
68 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
69 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1): Likewise.
70 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
71 * expr.c (is_aligning_offset): Likewise.
72 * tree-ssa-alias.c (is_escape_site): Likewise.
73 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
74 (check_all_va_list_escapes): Likewise.
75 * tree-ssa-loop-ivopts.c (determine_base_object)
76 (determine_common_wider_type): Likewise.
77 * dojump.c (do_jump): Likewise.
78 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
79 * tree-gimple.c (is_gimple_cast): Likewise.
80 * fold-const.c (decode_field_reference, )
81 (fold_sign_changed_comparison, fold_unary, fold_comparison)
82 (fold_binary): Likewise.
83 * tree-ssa-alias-warnings.c (find_alias_site_helper)
84 (already_warned_in_frontend_p): Likewise.
85 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
86 * tree.c (really_constant_p, get_unwidened): Likewise.
87 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
88 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
89 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1): Likewise.
90 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use CONVERT_EXPR_P.
91 (CONVERT_EXPR_P): Define.
92 (CASE_CONVERT): Define.
94 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
97 * dce.c (deletable_insn_p): Do not delete calls if
99 (delete_unmarked_insns): When deleting a call, call
100 delete_unreachable_blocks.
101 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
102 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed
105 2008-05-08 Richard Guenther <rguenther@suse.de>
107 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
108 (-ftree-salias): Likewise.
109 (salias-max-implicit-fields): Remove param documentation.
110 (salias-max-array-elements): Likewise.
111 * tree-pass.h (pass_create_structure_vars): Remove.
112 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
113 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
114 * tree-ssa-alias.c (create_structure_vars): Remove.
115 (gate_structure_vars): Likewise.
116 (pass_create_structure_vars): Likewise.
117 (gate_build_alias): Likewise.
118 (pass_build_alias): Adjust to run always and dump the function.
119 * common.opt (ftree-salias): Hide.
120 * passes.c (init_optimization_passes): Remove
121 pass_create_structure_vars, adjust comment.
122 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
123 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
124 * opts.c (decode_options): Do not set flag_tree_salias.
125 (common_handle_option): Add OPT_ftree_salias to the backward
126 compatibility section.
128 2008-05-08 Richard Guenther <rguenther@suse.de>
130 * tree-flow-inline.h (var_can_have_subvars): Move ...
131 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
132 * tree-flow.h (var_can_have_subvars): Remove.
133 (push_fields_onto_fieldstack): Remove.
134 (sort_fieldstack): Likewise.
135 (struct fieldoff): Move ...
136 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
137 alias_set and base_for_components fields.
138 (sort_fieldstack): Make static.
139 (push_fields_onto_fieldstack): Likewise. Remove code that
140 handles anything but RECORD_TYPEs. Remove alias_set and
141 base_for_components handling.
142 (create_variable_info_for): Adjust.
144 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
146 * common.opt (Wframe-larger-than=): Shorten the help message
148 * doc/invoke.texi (Wframe-larger-than=): Add more description.
150 2008-05-08 Rafael Espindola <espindola@google.com>
152 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
154 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
155 trap and that both operands are gimple values.
156 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
157 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
160 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
162 * read-rtl.c (join_c_conditions): Return the first string if the
163 two strings are equal.
165 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
167 * gensupport.h (pred_data): Add a "num_codes" field.
168 (add_predicate_code): Declare.
169 * gensupport.c (add_predicate_code): New function.
170 (std_pred_table): Add an "allows_const_p" field.
171 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
172 Remove the (incomplete) list of such codes from the codes field.
173 (init_predicate_table): Use add_predicate_code. Add all
174 RTX_CONST_OBJs if allows_const_p is true.
175 * genrecog.c (process_define_predicate): Use add_predicate_code.
177 2008-05-08 David Daney <ddaney@avtrex.com>
178 Richard Sandiford <rsandifo@nildram.co.uk>
180 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
181 special case of constant zero operands.
182 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
183 old and new values. Special case constant zero values.
184 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
186 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
187 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
189 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
192 * simplify-rtx.c (simplify_plus_minus): Create CONST of
193 similar RTX_CONST_OBJ before CONST_INT.
195 2008-05-08 Steve Ellcey <sje@cup.hp.com>
197 * stmt.c (expand_stack_restore): Change sa mode if needed.
199 2008-05-08 Richard Guenther <rguenther@suse.de>
201 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
203 (ix86_sol10_return_in_memory): Likewise.
204 (ix86_i386elf_return_in_memory): Likewise.
205 (ix86_i386interix_return_in_memory): Likewise.
206 * config/i386/i386.c (ix86_return_in_memory): Likewise.
207 (ix86_sol10_return_in_memory): Likewise.
208 (ix86_i386elf_return_in_memory): Likewise.
209 (ix86_i386interix_return_in_memory): Likewise.
211 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
214 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
216 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
217 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
220 2008-05-08 Richard Guenther <rguenther@suse.de>
222 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
223 * tree-data-ref.h (struct dr_alias): Remove subvars field.
224 (DR_SUBVARS): Remove.
225 * tree-dfa.c (dump_subvars_for): Remove.
226 (debug_subvars_for): Likewise.
227 (dump_variable): Do not dump subvars.
228 (remove_referenced_var): Do not remove subvars.
229 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
230 (lookup_subvars_for_var): Remove.
231 (get_subvars_for_var): Likewise.
232 (get_subvars_at): Likewise.
233 (get_first_overlapping_subvar): Likewise.
234 (overlap_subvar): Likewise.
235 * tree-flow.h (subvar_t): Remove.
236 (struct var_ann_d): Remove subvars field.
237 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
238 argument. Remove special handling of SFTs.
239 (compute_tag_properties): Likewise.
240 (set_initial_properties): Likewise.
241 (compute_call_clobbered): Likewise.
242 (count_mem_refs): Likewise.
243 (compute_memory_partitions): Likewise.
244 (compute_flow_insensitive_aliasing): Likewise.
245 (setup_pointers_and_addressables): Likewise.
246 (new_type_alias): Likewise.
247 (struct used_part): Remove.
248 (used_portions): Likewise.
249 (struct used_part_map): Likewise.
250 (used_part_map_eq): Likewise.
251 (used_part_map_hash): Likewise.
252 (free_used_part_map): Likewise.
253 (up_lookup): Likewise.
254 (up_insert): Likewise.
255 (get_or_create_used_part_for): Likewise.
256 (create_sft): Likewise.
257 (create_overlap_variables_for): Likewise.
258 (find_used_portions): Likewise.
259 (create_structure_vars): Likewise.
260 * tree.def (STRUCT_FIELD_TAG): Remove.
261 * tree.h (MTAG_P): Adjust.
262 (struct tree_memory_tag): Remove base_for_components and
263 unpartitionable flags.
264 (struct tree_struct_field_tag): Remove.
265 (SFT_PARENT_VAR): Likewise.
266 (SFT_OFFSET): Likewise.
267 (SFT_SIZE): Likewise.
268 (SFT_NONADDRESSABLE_P): Likewise.
269 (SFT_ALIAS_SET): Likewise.
270 (SFT_UNPARTITIONABLE_P): Likewise.
271 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
272 (union tree_node): Remove sft field.
273 * alias.c (get_alias_set): Remove special handling of SFTs.
274 * print-tree.c (print_node): Remove handling of SFTs.
275 * tree-dump.c (dequeue_and_dump): Likewise.
276 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
277 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
278 * tree-predcom.c (set_alias_info): Do not set subvars.
279 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
280 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
281 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
282 (add_vars_for_offset): Remove.
283 (add_virtual_operand): Remove special handling of SFTs.
284 (add_call_clobber_ops): Likewise.
285 (add_call_read_ops): Likewise.
286 (get_asm_expr_operands): Likewise.
287 (get_modify_stmt_operands): Likewise.
288 (get_expr_operands): Likewise.
289 (add_to_addressable_set): Likewise.
290 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
291 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
292 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not
294 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
295 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
296 (tree_node_structure): Likewise.
297 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
299 (find_what_p_points_to): Likewise.
301 2008-05-08 Sa Liu <saliu@de.ibm.com>
303 * config/spu/spu.md: Fixed subti3 pattern.
305 2008-05-08 Richard Guenther <rguenther@suse.de>
308 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
309 sure to create a representative for trailing arrays for PTA.
311 2008-05-08 Richard Guenther <rguenther@suse.de>
314 * fold-const.c (operand_equal_p): Two objects which types
315 differ in pointerness are not equal.
317 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
319 * calls.c (compute_argument_block_size): Add argument tree fndecl.
320 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
321 (emit_library_call_value_1): Add new variable fndecl initialized by
322 NULL_TREE. It should be the decl type of orgfun, but this information
323 seems not to be available here, so it uses the default calling abi.
324 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
325 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
326 by TARGET_RETURN_IN_MEMORY.
327 * config/i386/i386-interix.h: Likewise.
328 * config/i386/i386.h: Likewise.
329 * config/i386/i386elf.h: Likewise.
330 * config/i386/ptx4-i.h: Likewise.
331 * config/i386/sol2-10.h: Likewise.
332 * config/i386/sysv4.h: Likewise.
333 * config/i386/vx-common.h: Likewise.
334 * config/cris/cris.h: Removed #if 0 clause.
335 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
336 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
338 (ix86_sol10_return_in_memory): Likewise.
339 (ix86_i386elf_return_in_memory): New.
340 (ix86_i386interix_return_in_memory): New.
341 * config/mt/mt-protos.h (mt_return_in_memory): New.
342 * config/mt/mt.c: Likewise.
343 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
344 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
345 * config/bfin/bfin.h: Likewise.
346 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
348 * config/bfin/bfin.c: Likewise.
349 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
350 * config/alpha/unicosmk.h: Likewise.
351 * config/i386/cygming.h: Likewise.
352 * config/iq2000/iq2000.h: Likewise.
353 * config/mips/mips.h: Likewise.
354 * config/mn10300/mn10300.h: Likewise.
355 * config/rs6000/rs6000.h: Likewise.
356 * config/score/score.h: Likewise.
357 * config/spu/spu.h: Likewise.
358 * config/v850/v850.h: Likewise.
359 * defaults.h: Likewise.
360 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
361 * expr.c (emit_block_move): Adjust use of
362 OUTGOING_REG_PARM_STACK_SPACE.
363 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
364 OUTGOING_REG_PARM_STACK_SPACE.
365 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
367 2008-05-08 Jakub Jelinek <jakub@redhat.com>
369 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
370 on OMP_RETURN for OMP_FOR.
373 * dwarf2out.c (dw_expand_expr, common_check): Removed.
374 (fortran_common): New function.
375 (gen_variable_die): Call fortran_common instead of common_check,
376 adjust for it returning tree instead of rtx. Formatting.
378 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
382 * see.c (see_copy_insn): Copy new pure const attributes for new call.
383 * c-decl.c (merge_decls): Ditto.
384 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
385 to RTL_CONST_OR_PURE_CALL_P.
386 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
387 Initialized DECL_LOOPING_CONST_PURE.
388 (process_call_operands): Set tree_side_effects properly.
389 * tree.h (TREE_READONLY_DECL_P): Removed.
390 (DECL_IS_PURE): Renamed to DECL_PURE_P.
391 (DECL_LOOPING_OR_CONST_P): New macro.
392 (struct tree_function_decl): Added looping_const_or_pure_p.
394 (ECF_LOOPING_OR_CONST_P): New macro.
395 * rtlanal.c (pure_const_p): Removed.
396 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
397 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
399 * ipa-pure-const.c (pure_const_state_e): Added looping field.
400 (check_decl, check_tree, check_call, scan_function): Initialize
402 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
403 (static_execute): Set looping true for recursive functions.
404 Undo setting state to IPA_NEITHER for recursive functions.
406 * ifcvt.c (noce_can_store_speculate_p): Changed
407 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
408 RTL_CONST_OR_PURE_CALL_P.
409 * dse.c (scan_insn): Ditto.
410 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
411 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
412 RTL_CONST_OR_PURE_CALL_P.
413 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
414 pure_call_p to RTL_CONST_CALL_P.
415 * gimplify.c (gimplify_call_expr): Clear side effects for
416 non-looping pure and constant calls.
417 * calls.c (emit_call_1): Set rtl flags from ecf flags.
418 (flags_from_decl_or_type): Set ecf flags from decl flags.
419 (initialize_argument_information): Turn off
420 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
421 Change const to pure if callee_copies is true rather than just
423 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
424 way of marking pure calls.
425 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
426 Remove hack that was supposed to fix pr7335 and remove old
427 way of marking pure calls.
428 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
429 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
430 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
431 RTL_CONST_OR_PURE_CALL_P.
432 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
433 * loop-invariant.c (find_exits, find_invariant_bb): Changed
434 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
435 * sched-deps.c (schedule_analyze): Ditto.
436 * rtl.h (struct rtx_def): Use call field, unchanging field, and
437 return_val field of calls to represent pure and const function info.
438 (CONST_OR_PURE_CALL_P): Deleted macro.
439 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
440 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
441 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
443 * tree-optimize.c (execute_fixup_cfg): Added test for
444 ECF_LOOPING_CONST_OR_PURE.
445 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
447 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
448 effects for looping pure or const calls.
449 (verify_gimple_expr): Added verification code.
450 * config/alpha/alpha.c (alpha_legitimize_address,
451 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
453 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
454 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
455 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
456 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
457 RTL_CONST_OR_PURE_CALL_P.
458 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
459 and const calls to be deleted.
461 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
464 * config/i386/mmx.md (mmx_subv2sf3): New expander.
465 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
466 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
467 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
468 to handle nonimmediate operands.
469 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
470 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
471 to handle nonimmediate operands.
472 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
473 (mmx_pmulhrwv4hi3): New expander. Use
474 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
475 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
476 (sse2_umulv1siv1di3): New expander. Use
477 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
478 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
479 (mmx_eq<mode>3): New expander. Use
480 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
481 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
482 (mmx_uavgv8qi3): New expander. Use
483 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
484 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
485 (mmx_uavgv4hi3): New expander. Use
486 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
489 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
490 to handle nonimmediate operands.
491 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
492 to handle nonimmediate operands.
493 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
494 to handle nonimmediate operands.
495 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
496 to handle nonimmediate operands.
497 (sse2_unpckhpd_exp): New expander. Use
498 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
499 (sse2_unpcklpd_exp): New expander. Use
500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
501 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
502 to handle nonimmediate operands.
503 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
504 to handle nonimmediate operands.
505 (*sse2_<plusminus_insn><mode>3): Rename from
506 sse2_<plusminus_insn><mode>3 insn pattern.
507 (sse2_<plusminus_insn><mode>3): New expander. Use
508 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
509 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
510 (sse2_umulv2siv2di3): New expander. Use
511 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
512 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
513 (sse4_1_mulv2siv2di3): New expander. Use
514 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
515 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
516 (sse2_pmaddwd): New expander. Use
517 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
518 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
519 (sse2_eq<mode>3): New expander. Use
520 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
521 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
522 (sse4_1_eqv2di3): New expander. Use
523 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
524 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
525 (sse2_uavgv16qi3): New expander. Use
526 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
527 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
528 (sse2_uavgv16qi3): New expander. Use
529 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
530 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
531 (sse2_uavgv8hi3): New expander. Use
532 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
533 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
534 (ssse3_pmulhrswv8hi3): New expander. Use
535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
536 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
537 (ssse3_pmulhrswv4hi3): New expander. Use
538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
540 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
541 (<sse>_vmmul<mode>3): Ditto.
542 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
544 (ssse3_pmaddubsw128): Use register_operand for operand 1.
545 (ssse3_pmaddubsw): Ditto.
547 * config/i386/i386.c (struct_builtin_description)
548 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
549 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
550 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
551 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
552 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
553 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
554 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
555 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
556 (ix86_fixup_binary_operands): Assert that src1
557 and src2 must have the same mode when swapped.
558 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
559 and ix86_binary_operator_ok. Do not force operands in registers
562 2008-05-07 Jan Hubicka <jh@suse.cz>
564 * cgraph.c (dump_cgraph_node): Update.
565 * cgraph.h (cgraph_local_info): Break out inline summary.
566 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
568 * ipa-inline (inline_summary): New accestor function.
569 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
570 cgraph_decide_inlining, compute_inline_parameters): Update.
571 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
573 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
575 Cleanup ColdFire scheduling support and add V4 pipeline model.
577 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
578 (define_attr cpu): Add cfv4 value.
579 (define_attr type, define_attr type1): Merge into a single 'type'
580 attribute. Update all uses.
581 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
582 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
584 (define_attr opx_mem, define_attr opy_mem): Remove.
585 (define_attr op_mem): Clean up, update comment.
586 (define_attr size): Use specific values instead of general int.
587 (define_attr guess, define_attr split): Remove. Update all uses.
588 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
589 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
590 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
591 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
592 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
593 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
594 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
595 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
596 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
597 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
598 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
599 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
600 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
601 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
602 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
603 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
604 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
605 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
606 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
607 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
608 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
609 Update or set attributes.
610 (stack_tie): New fake instruction.
612 * config/m68k/m68k.h (TUNE_CFV4): New macro.
613 (m68k_sched_attr_size): Update declaration.
614 (m68k_sched_attr_type2): Remove.
615 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
616 Declare new bypass predicates.
618 * config/m68k/m68k.c (m68k_sched_issue_rate,
619 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
621 (TARGET_SCHED_ISSUE_RATE,
622 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
623 (override_options): Handle scheduling for ColdFire V4 core.
624 (m68k_expand_prologue): Emit stack_tie.
625 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
626 'OP_TYPE_FPN'. Update all uses.
627 (sched_guess_p): Remove.
628 (sched_address_type): Handle symbolic addresses.
629 (sched_get_operand): New static function.
630 (sched_operand_type): Merge into sched_attr_op_type.
631 (sched_attr_op_type): Handle FP registers, handle quick constants,
633 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
634 (m68k_sched_attr_size): Update. Move logic to ...
635 (sched_get_attr_size_int): New static function.
636 (sched_get_opxy_mem_type): New static function.
637 (m68k_sched_attr_op_mem): Update.
638 (m68k_sched_attr_type2): Remove.
639 (sched_cfv4_bypass_data): New static variable.
640 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
641 (m68k_sched_issue_rate): Implement scheduler hook.
642 (struct _sched_ib: enabled_p): New field.
643 (m68k_sched_variable_issue): Update. Handle V4.
644 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
645 sched_dump_class_func_t, sched_dump_split_class,
646 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
647 sched_dump_dfa_class, m68k_sched_dump): Remove.
648 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
650 (m68k_sched_init_global): Remove statisctics dumping, introduce
651 sanity check that all instructions have pipeline reservations. Handle
653 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
654 Handle ColdFire V4 core.
655 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
656 New static functions.
657 (m68k_sched_address_bypass_p): New bypass predicate.
658 (sched_get_indexed_address_scale): New static function.
659 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
661 * cf.md: Update comments.
662 (define_attr type2): Remove. Use 'type' attribute instead.
664 (cf_ib): Rename to cfv123_ib. Update all uses.
665 (cf_oep): Rename to cfv123_oep. Update all uses.
666 (cf_chr): Rename to cfv123_chr. Update all uses.
667 (cf_mem): Rename to cfv123_mem. Update all uses.
668 (cf_mac): Move to more appropriate place.
669 (cfv123_guess): New automaton and cpu_unit.
670 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
671 Update uses of 'size' attribute. Handle before reload scheduling.
672 (cfv123_guess): New dummy reservation for unhandled instructions.
673 (cfv4_*): Pipeline description of ColdFire V4 core.
674 (ignore): New reservation to handle 'ignore' type.
676 2008-05-07 Ian Lance Taylor <iant@google.com>
679 * gimplify.c (find_single_pointer_decl_1): Don't look through
681 (find_single_pointer_decl): Adjust comments.
683 2008-05-07 Jakub Jelinek <jakub@redhat.com>
686 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
687 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
690 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
691 integral type rather than floating point, then VIEW_CONVERT_EXPR
692 to the floating point type.
694 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
696 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
697 TFmode op0 to register.
699 2008-05-07 Alan Modra <amodra@bigpond.net.au>
701 * c-decl.c (grokdeclarator): Comment typo.
703 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
705 * tree-flow.h: Remove prototype for computed_goto_p.
706 * tree-cfg.c (computed_goto_p): Make static.
708 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
711 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
712 (contains_aligned_value_p): This. Handle _Decimal128.
713 (ix86_function_arg_boundary): Only align _Decimal128 to its
714 natural boundary and handle it properly.
716 2008-05-06 Martin Jambor <mjambor@suse.cz>
718 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
719 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
720 (ipcp_method_set_orig_node): Removed.
721 (ipcp_cval_get_cvalue_type): Removed.
722 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
723 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
724 (ipcp_cval_set_cvalue_type): Removed.
725 (ipcp_cval_get_cvalue): Removed.
726 (ipcp_cval_set_cvalue): Removed.
727 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
728 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
729 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
730 (ipcp_cval_meet): Renamed to ipa_lattice_meet
731 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
732 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
733 (ipcp_get_ith_lattice): Changed parameters.
734 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
735 (ipcp_lattice_from_jfunc): Changed parameters.
736 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
737 (ipcp_method_cval_print): Added temporary variable info.
738 (ipcp_redirect): Removed already unused local variable caller.
739 (ipcp_redirect): New temporary variable orig_callee_info
740 (ipcp_redirect): Removed newly unused local variable callee.
741 (ipcp_redirect): Removed (a bit confusing) local variable type.
742 (ipcp_insert_stage): Added local variable info.
743 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
745 (ipcp_formal_create): Removed.
746 (ipcp_method_cval_set): Removed.
747 (ipcp_propagate_stage): Renamed lattice variables.
748 (ipcp_method_cval_set_cvalue_type): Removed.
749 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
750 (ipcp_print_all_lattices): Changed printed strings to refer to
751 lattices rather than cvals.
752 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
753 (ipcp_propagate_const): Changed formal parameters.
754 (build_const_val): Changed formal parameters.
755 (ipcp_insert_stage): Removed useless variable cvalue
756 (build_const_val): Changed formal parameters.
757 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
758 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
759 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
760 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
761 (ipcp_print_func_profile_counts): Changed string from "method" to
763 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
764 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
765 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
766 (ipcp_structures_print): Renamed to ipcp_print_all_structures
767 (ipcp_profile_print): Renamed to ipcp_print_profile_data
768 (ipcp_lat_is_const): Changed parameters and made inline.
769 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
770 (ipcp_redirect): Renamed to ipcp_need_redirect_p
771 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
772 the predicate condition directly
773 (ipcp_propagate_stage): Added local variable args. Removed local
774 variable callee. (Both are mere code simplifications.)
775 (ipcp_method_dont_insert_const): Renamed to
776 ipcp_node_not_modifiable_p.
777 (ipcp_node_not_modifiable_p): Made inline.
778 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
779 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
780 (ipcp_print_all_lattices): Removed variable cvalue
781 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
784 2008-05-06 Olivier Hainque <hainque@adacore.com>
786 * tree-sra.c (try_instantiate_multiple_fields): Early return
787 if field has POINTER_TYPE.
789 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
791 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
792 by using 'q' specifier for instruction.
793 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
795 2008-05-06 Anatoly Sokolov <aesok@post.ru>
797 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
798 Change mode of zero_extract from QImode to HImode.
799 (sign bit tests peepholes): (Ditto.).
801 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
803 * config/i386/mmx.md: Remove double backslashes from asm templates.
804 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
805 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
806 to handle nonimmediate operands.
807 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
808 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
809 to handle nonimmediate operands.
810 (*mmx_<code>v2sf3_finite): New insn pattern.
811 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
812 (mmx_<code>v2sf3): New expander. Use
813 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
814 (mmx_<plusminus_insn><mode>3): New expander. Use
815 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
816 (*mmx_<plusminus_insn><mode>3): New insn pattern.
817 (mmx_add<mode>3): Removed.
818 (mmx_ssadd<mode>3): Ditto.
819 (mmx_usadd<mode>3): Ditto.
820 (mmx_sub<mode>3): Ditto.
821 (mmx_sssub<mode>3): Ditto.
822 (mmx_ussub<mode>3): Ditto.
823 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
824 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
825 to handle nonimmediate operands.
826 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
828 (mmx_smulv4hi3_highpart): New expander. Use
829 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
830 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
832 (mmx_umulv4hi3_highpart): New expander. Use
833 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
834 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
835 (mmx_<code>v4hi3): New expander. Use
836 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
837 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
838 (mmx_<code>v8qi3): New expander. Use
839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
840 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
841 (mmx_<code><mode>3): New expander. Use
842 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
844 2008-05-05 Jan Hubicka <jh@suse.cz>
846 PR tree-optimization/36118
847 * passes.c (pass_init_dump_file): Fix dump header.
849 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
852 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
853 VCE for function decls.
855 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
857 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
859 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
861 * config/i386/i386.md (sat_plusminus): New.
862 (plusminus_insn): Likewise.
863 (plusminus_mnemonic): Likewise.
865 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
866 (*<addsub><mode>3_cc_overflow): Renamed to ...
867 (*<plusminus_insn><mode>3_cc_overflow): This.
868 (*<addsub>si3_zext_cc_overflow): Renamed to ...
869 (*<plusminus_insn>si3_zext_cc_overflow): This.
871 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
872 (<plusminus_insn><mode>3): This.
873 (*<addsub><mode>3): Renamed to ...
874 (*<plusminus_insn><mode>3): This.
875 (<sse>_vm<addsub><mode>3): Renamed to ...
876 (<sse>_vm<plusminus_insn><mode>3): This.
877 (sse3_h<addsub>v4sf3): Renamed to ...
878 (sse3_h<plusminus_insn>v4sf3): This.
879 (sse3_h<addsub>v2df3): Renamed to ...
880 (sse3_h<plusminus_insn>v2df3): This.
881 (<plusminus_insn><mode>3): New.
882 (*<plusminus_insn><mode>3): Likewise.
883 (sse2_<plusminus_insn><mode>3): Likewise.
884 (add<mode>): Removed.
885 (*add<mode>3): Likewise.
886 (sse2_ssadd<mode>3): Likewise.
887 (sse2_usadd<mode>3): Likewise.
888 (sub<mode>3): Likewise.
889 (*sub<mode>3): Likewise.
890 (sse2_sssub<mode>3): Likewise.
891 (sse2_ussub<mode>3): Likewise.
893 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
895 * gthr-single.h: Add in required interface elements as per gthr.h.
896 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
897 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
898 Generalize UNUSED macro.
899 (__gthread_once): Add.
900 (__gthread_key_create): Add.
901 (__gthread_key_delete): Add.
902 (__gthread_getspecific): Add.
903 (__gthread_setspecific): Add.
905 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
907 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
908 the same size types for the indirect reference on the rhs, then
911 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
913 * config/i386/i386.md
914 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
915 one insn template instead of template series.
916 (*xordi_1_rex64): Ditto.
917 (*xordi_2_rex64): Ditto.
919 2008-05-05 Ira Rosen <irar@il.ibm.com>
921 PR tree-optimization/36119
922 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
925 2008-06-04 Jan Hubicka <jh@suse.cz>
927 tree-optimization/36100
928 * tree-pass.h (pass_O0_always_inline): Declare.
929 * ipa-inline.c (inline_transform): Remove dead code.
930 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
931 pass_O0_always_inline): New.
932 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
934 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
936 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
937 mnemonic in this_param move for TARGET_64BIT.
939 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
942 (*strmovsi_rex_1): Ditto.
943 (*strsetsi_1): Ditto.
944 (*strsetsi_rex_1): Ditto.
946 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
947 adddicc expanders using SWI mode iterator.
949 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
952 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
955 2008-05-04 David S. Miller <davem@davemloft.net>
957 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
958 (sparc*-*-linux*): Use linux.h in tm_file.
959 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
960 compiler defaulting to 32-bit.
961 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
963 * config/sparc/linux.h: Remove definitions now obtained
964 properly from linux.h
965 * config/sparc/linux64.h: Likewise.
966 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
967 don't want this setting for 32-bit builds in a biarch compiler.
968 * doc/install.texi: Add sparc-linux to list of targets
969 supporting --enable-targets=all.
971 2008-05-03 Andrew Pinski <pinskia@gmail.com>
973 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
975 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
977 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
978 after V4SI_FTYPE_V8HI.
979 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
980 case V4SI_FTYPE_V2DF.
982 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
984 * doc/invoke.texi (max-flow-memory-locations): Removed.
985 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
987 2008-05-03 Richard Guenther <rguenther@suse.de>
990 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
992 2008-05-02 David S. Miller <davem@davemloft.net>
994 * config.gcc (need_64bit_hwint): Document libcpp dependency.
996 2008-05-02 Simon Baldwin <simonb@google.com>
999 * c-common.h (warn_array_subscript_range): Removed.
1000 * c-common.c (warn_array_subscript_range): Ditto.
1001 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1002 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1004 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1006 * config/i386/i386.c (ix86_special_builtin_type): New.
1007 (bdesc_special_args): Likewise.
1008 (ix86_expand_special_args_builtin): Likewise.
1009 (ix86_init_mmx_sse_builtins): Updated.
1010 (ix86_expand_builtin): Updated.
1011 (ix86_expand_store_builtin): Removed.
1012 (ix86_expand_unop_builtin): Likewise.
1014 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1015 * config/i386/mmintrin.h (__v2sf): Here.
1017 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1019 (_mm_loadl_pi): Likewise.
1020 (_mm_storeh_pi): Replace __v2si with __v2sf.
1021 (_mm_storel_pi): Likewise.
1023 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1024 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1025 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1026 __builtin_ia32_loadlpd.
1028 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1030 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1031 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1032 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1033 (ix86_init_mmx_sse_builtins): Updated.
1034 (ix86_expand_args_builtin): Likewise.
1035 (ix86_expand_builtin): Likewise.
1036 (ix86_expand_unop1_builtin): Renamed to ...
1037 (ix86_expand_unop_vec_merge_builtin): This.
1039 2008-05-01 Jan Hubicka <jh@suse.cz>
1042 * ipa-inline.c (inline_generate_summary): Make static.
1043 (inline_transform): Do not call inlining at -O0; make static.
1044 * passes.c (execute_todo): Add sanity check.
1045 (execute_one_ipa_transform_pass): Execute proper flags.
1047 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1049 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1050 (DECL_NONADDRESSABLE_P): Likewise.
1051 * alias.c (record_component_aliases): Fix comment.
1053 2008-05-01 Simon Baldwin <simonb@google.com>
1055 * c-common.h (warn_array_subscript_range): New function.
1056 * c-common.c (warn_array_subscript_range): Ditto.
1057 * tree-vrp.c (check_array_ref): Corrected code to agree with
1058 comment, ignoring only arrays of size 0 or size 1.
1059 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1061 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1063 * config/i386/i386.c (ix86_builtin_type): Replace
1064 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1065 (bdesc_args): Updated.
1066 (ix86_init_mmx_sse_builtins): Likewise.
1067 (ix86_expand_args_builtin): Likewise.
1069 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1072 * doc/extend.texi: Correct __builtin_ia32_palignr.
1074 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1077 * config/i386/i386.c (bdesc_crc32): Removed.
1078 (ix86_expand_crc32): Likewise.
1079 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1080 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1081 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1082 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1083 UINT_FTYPE_UINT_UCHAR.
1084 (bdesc_args): Updated. Add crc32 builtins.
1085 (ix86_init_mmx_sse_builtins): Updated.
1086 (ix86_expand_args_builtin): Updated to support subreg.
1088 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1090 2008-05-01 Jan Hubicka <jh@suse.cz>
1092 * tree-pass.h (opt_pass): Add IPA_PASS.
1093 (varpool_node, cgraph_node): Forward declare.
1094 (ipa_opt_pass): Define.
1095 (pass_ipa_inline): Turn into ipa_opt_pass.
1096 (pass_apply_inline): Remove.
1097 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1098 (apply_inline): Turn into ....
1099 (inline_transform): ... this one.
1100 (inline_generate_summary): New function.
1101 (pass_apply_inline): Remove.
1102 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1104 (struct function): Add ipa_transforms_to_apply.
1105 * passes.c (register_one_dump_file): Work on IPA_PASS.
1106 (init_optimization_passes): Remove pass_inline_parameters and
1108 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1109 (execute_one_pass) ... here; apply transforms when possible.
1110 (add_ipa_transform_pass, execute_ipa_summary_asses,
1111 execute_one_ipa_transform_pass): New.
1112 (execute_ipa_pass_list): Update for IPA_PASS type.
1114 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1116 * config/i386/i386.c (ix86_builtin_type): Add
1117 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1118 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1119 (bdesc_args): Add SSE4a builtins.
1120 (ix86_init_mmx_sse_builtins): Updated.
1121 (ix86_expand_args_builtin): Likewise.
1122 (ix86_expand_builtin): Likewise.
1124 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1126 * config/i386/i386.c (ix86_builtin_type): Add
1127 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1128 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1129 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1130 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1131 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1132 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1133 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1134 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1135 and DI_FTYPE_DI_DI_INT.
1136 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1137 (ix86_init_mmx_sse_builtins): Updated.
1138 (ix86_expand_args_builtin): Likewise.
1139 (ix86_expand_builtin): Likewise.
1140 (ix86_expand_binop_imm_builtin): Removed.
1142 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1144 2008-04-30 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/32921
1147 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1149 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1151 * config/arm/arm.c (arm_unwind_emit): Use
1152 crtl->all_throwers_are_sibcalls instead of
1153 cfun->all_throwers_are_sibcalls.
1154 (arm_output_fn_unwind): Likewise.
1155 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1156 instead of cfun->uses_pic_offset_table.
1157 (frv_expand_prologue): Likewise.
1158 (frv_frame_pointer_required): Likewise.
1159 (frv_expand_fdpic_call): Likewise.
1160 (frv_emit_movsi): Likewise.
1161 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1162 cfun->returns_pcc_struct instead of
1163 current_function_returns_pcc_struct.
1164 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1165 instead of cfun->calls_eh_return.
1166 (m32c_pushm_popm): Likewise.
1167 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1168 "extern" declaration.
1170 2008-04-30 Richard Guenther <rguenther@suse.de>
1172 PR tree-optimization/21636
1173 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1175 (evaluate_stmt): Print the likely value.
1176 (ccp_visit_stmt): Avoid excessive vertical spacing.
1178 2008-04-30 Rafael Espindola <espindola@google.com>
1180 * builtins.c (fold_call_expr): Return realret.
1181 * tree-ssa-threadedge.c
1182 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1183 __builtin_object_size.
1185 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1187 * gcc.c (wrapper_string): New variable.
1188 (insert_wrapper): New function.
1189 (execute): New option -wrapper.
1190 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1192 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1194 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1195 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1196 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1198 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1199 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1200 config/rs6000/e500crtres64gprctr.asm,
1201 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1202 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1203 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1204 config/rs6000/e500crtsav64gprctr.asm,
1205 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1206 config/rs6000/e500crtsavg64gprctr.asm: New files.
1207 * config/rs6000/t-ppccomm: Add build rules for new files.
1208 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1209 * config/rs6000/t-netbsd: Add build rules for new files.
1210 (LIB2FUNCS_STATIC_EXTRA): New variable.
1211 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1212 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1213 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1215 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/i386.c (ix86_builtin_type): Add
1218 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1219 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1220 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1221 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1222 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1223 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1224 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1225 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1226 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1227 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1228 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1229 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1230 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1231 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1232 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1233 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1234 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1235 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1236 V1DI_FTYPE_V2SI_V2SI.
1237 (bdesc_2arg): Moved to ...
1239 (ix86_init_mmx_sse_builtins): Updated.
1240 (ix86_expand_args_builtin): Updated. Take a pointer
1241 to const struct builtin_description. Handle comparison
1243 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1244 (ix86_expand_builtin): Updated.
1246 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1247 (ssse3_pmaddubsw128): This.
1248 (ssse3_pmaddubswv4hi3): Renamed to ...
1249 (ssse3_pmaddubsw): This.
1251 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1252 (__builtin_ia32_packssdw128): Likewise.
1253 (__builtin_ia32_packuswb128): Likewise.
1254 (__builtin_ia32_pmaddubsw): Likewise.
1255 (__builtin_ia32_pmaddubsw128): Likewise.
1257 2008-04-30 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/14847
1260 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1261 (recognize_bits_test): Use it.
1262 (recognize_single_bit_test): Likewise.
1264 2008-04-30 Martin Jambor <mjambor@suse.cz>
1266 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1267 instead of setting number of formal parameters to zero.
1268 (ipcp_init_stage): Do not set the number of actual parameters to zero
1270 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1271 which are called with variable number of arguments.
1272 (ipcp_insert_stage): Explicitely skipping all nodes which are
1273 called with variable number of arguments.
1274 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1275 number of parameters.
1277 * ipa-prop.h (struct ipa_node_params): Added flag
1278 called_with_var_arguments
1279 (ipa_set_param_count): Added. Changed sole setter to use it.
1280 (ipa_get_param_count): Added. All readers of param_count
1281 converted to use it instead.
1282 (ipa_set_called_with_variable_arg): Added.
1283 (ipa_is_called_with_var_arguments): Added.
1284 (ipa_get_ith_param): Added. All readers of param_decls converted
1286 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1288 (ipa_get_cs_argument_count): Added, all readers of argument_count
1290 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1293 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1294 (struct ipcp_lattice): Renamed cval_type to type
1295 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1297 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1298 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1299 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1300 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1301 (build_const_val): Changed the type of parameter cvalue to tree
1302 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1303 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1305 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1308 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1309 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1310 (ipa_add_method): Renamed to ipa_push_func_to_list
1311 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1312 (ipa_callsite_param_count): Removed.
1313 (ipa_callsite_param_count_set): Removed.
1314 (ipa_callsite_param): Removed.
1315 (ipa_callsite_callee): Removed.
1316 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1317 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1318 (ipa_method_formal_count): Removed.
1319 (ipa_method_formal_count_set): Removed.
1320 (ipa_method_get_tree): Removed.
1321 (ipa_method_tree_map_create): Removed.
1322 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1323 (ipa_create_param_decls_array): Creates the array itself
1324 (ipa_create_param_decls_array): Temporary variable info instead of
1326 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1327 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1328 (get_type): Removed.
1329 (ipa_jf_get_info_type): Removed.
1330 (ipa_node_create): Renamed to ipa_create_node_params
1331 (ipa_free): Renamed to ipa_free_all_node_params
1332 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1333 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1334 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1335 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1336 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1337 ipa_free_all_edge_args
1338 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1339 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1340 (ipa_create_methodlist_node): Removed.
1341 (ipa_methodlist_method): Removed.
1342 (ipa_methodlist_method_set): Removed.
1343 (ipa_methodlist_next_method): Removed.
1344 (ipa_methodlist_next_method_set): Removed.
1345 (ipa_method_is_modified): Removed.
1346 (ipa_method_modify_create): Removed.
1347 (ipa_method_modify_init): Temporary variable info instead of a few
1349 (ipa_detect_param_modifications): Temporary variable info instead of
1351 (ipa_compute_jump_functions): Temporary variable info instead of
1353 (ipa_method_modify_set): Removed.
1354 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1355 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1356 than craph_node as the first parameter.
1357 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1358 (ipa_method_modify_init): Removed.
1359 (ipa_compute_jump_functions): Added a temp variable instead of
1360 repeatadly dereferencing the cgraph_edge.aux pointer
1361 (ipa_callsite_param_set_type): Removed.
1362 (ipa_compute_jump_functions): i renamed to index and moved to
1364 (ipa_callsite_param_set_info_type_formal): Removed.
1365 (ipa_callsite_param_set_info_type): Removed.
1366 (ipa_callsite_param_map_create): Removed.
1367 (ipa_callsite_tree): Removed.
1368 (ipa_callsite_caller): Removed.
1369 (ipa_pop_func_from_list): return_method removed to return_func
1371 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1372 prefixed all values with IPA_. Changed all users.
1373 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1374 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1375 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1376 (union parameter_info): Renamed to jump_func_value.
1377 (union jump_func_value): Renamed value to constant
1378 (struct ipa_jump_func): Renamed info_type to value
1379 (struct ipa_node): Renamed to ipa_node_params
1380 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1381 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1382 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1383 (struct ipa_edge): Renamed to ipa_edge_args
1384 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1385 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1386 (struct ipa_methodlist): Renamed to ipa_func_list
1387 (struct ipa_func_list): method_p renamed to node, next_method
1389 (ipa_methodlist_p): Removed, switched all users to struct pointer
1390 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1392 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1394 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1395 (rs6000_emit_epilogue): Use backchain to restore only when we
1396 have a large frame. Make use of frame pointer to restore if we
1397 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1399 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1401 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1402 Add mode to zero_extract.
1403 (sign bit tests peepholes): (Ditto.).
1405 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1407 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1408 Instructions in comments with SSE3.
1409 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1410 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1411 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1412 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1413 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1414 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1415 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1416 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1417 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1418 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1419 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1420 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1421 (bdesc_sse_args): Renamed to ...
1422 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1423 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1424 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1426 (bdesc_1arg): Moved to ...
1428 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1429 Instructions in comments with SSE3.
1430 (ix86_expand_sse_operands_builtin): Renamed to ...
1431 (ix86_expand_args_builtin): This. Updated.
1432 (ix86_expand_unop1_builtin): Update comments.
1433 (ix86_expand_builtin): Updated.
1435 2008-04-29 Richard Guenther <rguenther@suse.de>
1437 PR tree-optimization/36078
1438 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1439 Update virtual SSA form after cleaning up the CFG.
1441 2008-04-29 Richard Guenther <rguenther@suse.de>
1444 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1446 2008-04-29 Richard Guenther <rguenther@suse.de>
1448 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1449 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1450 (compute_flow_insensitive_aliasing): Do not treat
1451 PTR_IS_REF_ALL pointers special.
1452 (get_smt_for): Likewise.
1453 (may_alias_p): Re-structure.
1454 (is_escape_site): A ref-all pointer conversion is not an escape site.
1455 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1456 PTR_IS_REF_ALL pointers special.
1457 * tree-ssa-structalias.h (struct alias_info): Remove
1458 ref_all_symbol_mem_tag field.
1459 (PTR_IS_REF_ALL): Remove.
1461 2008-04-29 Richard Guenther <rguenther@suse.de>
1464 * fold-const.c (extract_muldiv_1): In combining division constants
1465 make sure to never overflow.
1467 2008-04-29 Nick Clifton <nickc@redhat.com>
1469 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1471 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1474 * optc-gen.awk: Work around HP-UX/IA awk bug.
1476 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1478 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1481 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1484 * config/i386/i386.md
1485 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1486 Change operand 1 predicate to nonimmediate_operand.
1488 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1491 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1493 * gengtype.c (walk_type, write_func_for_structure): Handle
1495 * doc/gty.texi: Document chain_circular.
1497 2008-04-28 Richard Guenther <rguenther@suse.de>
1499 PR tree-optimization/36066
1500 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1503 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/i386.md
1507 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1508 Use match_scratch instead of match_operand for operands 3 and 4.
1510 2008-04-27 Richard Guenther <rguenther@suse.de>
1512 PR tree-optimization/18754
1513 PR tree-optimization/34223
1514 * tree-pass.h (pass_complete_unrolli): Declare.
1515 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1516 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1517 Rewrite loop into loop closed SSA form if it is not already.
1518 (tree_unroll_loops_completely): Re-structure to iterate over
1519 innermost loops with intermediate CFG cleanups.
1520 Unroll outermost loops only if requested or the code does not grow
1522 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1523 loops are available.
1524 (tree_vectorize): Instead do so here.
1525 (tree_complete_unroll): Also unroll outermost loops.
1526 (tree_complete_unroll_inner): New function.
1527 (gate_tree_complete_unroll_inner): Likewise.
1528 (pass_complete_unrolli): New pass.
1529 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1530 uses outside of the loop.
1531 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1532 form if it is available.
1533 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1534 * passes.c (init_optimization_passes): Schedule complete inner
1535 loop unrolling pass before the first CCP pass after final inlining.
1537 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1539 * targhooks.h (default_emutls_var_fields,
1540 default_emutls_var_init): Declare.
1541 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1542 * target.h (struct gcc_target): Add struct emutls member.
1543 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1544 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1545 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1546 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1547 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1548 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1549 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1550 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1551 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1552 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1553 emit debug information.
1554 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1555 * varasm.c: Include targhooks.h.
1556 (emutls_object_section, emutls_tmpl_section): New.
1557 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1558 (EMUTLS_SEPARATOR): New.
1560 (get_emutls_object_name): New.
1561 (default_emutls_var_fields): New, broken out of ...
1562 (get_emutls_object_type): ... here. Adjust to use target hooks.
1563 (get_emutls_init_templ_addr): Adjust to use target hooks.
1564 (emutls_decl): Adjust to use target hooks.
1565 (emutls_finish): Likewise.
1566 (default_emutls_var_init): New, broken out of ...
1567 (assemble_variable): ... here. Adjust to use target hooks.
1568 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1570 * c-common.c (handle_section_attribute): Prevent overriding
1571 sections for emulated tls with special sections.
1572 * config/i386/i386.c (x86_64_elf_select_section): Add
1573 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1574 (x86_64_elf_unique_section): Likewise.
1575 * config/vxworks.c: Include tree.h.
1576 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1577 (vxworks_override_options): Set TLS scheme.
1578 * doc/tm.texi (Emulated TLS): New node.
1580 2008-04-26 Simon Baldwin <simonb@google.com>
1583 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1584 with propagated string constants.
1586 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1588 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1589 constraint for operand 2 when operand 0 is memory operand.
1590 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1591 operand 0 is memory operand.
1592 (fix_trunc<mode>_i387_with_temp): Ditto.
1593 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1594 operand 2 when operand 1 is memory operand.
1595 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1596 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1597 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1598 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1599 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1600 operands 2,3 and 4 when operand 1 is memory operand.
1601 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1603 (fistdi2_floor_with_temp): Ditto.
1604 (fist<mode>2_floor_with_temp): Ditto.
1605 (fistdi2_ceil_with_temp): Ditto.
1606 (fist<mode>2_ceil_with_temp): Ditto.
1607 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1609 2008-04-26 David Daney <ddaney@avtrex.com>
1611 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1613 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1614 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1615 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1616 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1617 (compare_and_swap_12): New insn.
1618 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1619 * config/mips/mips.c (mips_force_binary): New function.
1620 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1621 (mips_expand_compare_and_swap_12): New function.
1622 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1624 2008-04-25 Jan Hubicka <jh@suse.cz>
1627 * cfgexpand.c (pass_expand): Turn into RTL pass.
1628 * passes.c (execute_one_pass): Do pass typechecking after execution.
1629 * tree-pass.h (pass_expand): Turn into RTL pass.
1631 * function.h (struct rtl_data): Move here fields
1632 accesses_prior_frames, calls_eh_return, saves_all_registers,
1633 has_nonlocal_goto, has_asm_statement, is_thunk,
1634 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1635 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1636 arg_pointer_save_area_init from struct function; turn into bool.
1637 (struct function): Move
1638 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1639 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1640 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1641 tail_call_emit, arg_pointer_save_area_init
1642 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1643 (current_function_returns_struct, current_function_returns_pcc_struct,
1644 current_function_calls_setjmp, current_function_calls_alloca,
1645 current_function_accesses_prior_frames,
1646 current_function_calls_eh_return, current_function_is_thunk,
1647 current_function_stdarg, current_function_profile,
1648 current_function_limit_stack, current_function_uses_pic_offset_table,
1649 current_function_uses_const_pool, current_function_has_nonlocal_label,
1650 current_function_saves_all_registers,
1651 current_function_has_nonlocal_goto,
1652 current_function_has_asm_statement): Remove accesor macros.
1653 * ra-conflict.c (global_conflicts): Update.
1654 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1655 (suitable_for_tail_call_opt_p): Update.
1656 * builtins.c (expand_builtin_return_addr): Update.
1657 (expand_builtin_setjmp_setup): Update.
1658 (expand_builtin_nonlocal_goto): Update.
1659 * final.c (final_start_function): Update.
1660 (profile_function): Update.
1661 (leaf_function_p): Update.
1662 (only_leaf_regs_used): Update.
1663 * df-scan.c (df_get_exit_block_use_set): Update.
1664 * dojump.c (clear_pending_stack_adjust): Update.
1665 * tree-stdarg.c (gate_optimize_stdarg): Update.
1666 * gimple-low.c (lower_function_body): Update.
1667 * global.c (compute_regsets): Update.
1668 (global_alloc): Update.
1669 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1670 * expr.c (expand_assignment): Update.
1671 * dse.c (dse_step0): Update.
1672 (dse_step1): Update.
1673 * c-decl.c (store_parm_decls): Update.
1674 * local-alloc.c (combine_regs): Update.
1675 (find_free_reg): Update.
1676 * function.c (assign_parms_augmented_arg_list): Update.
1677 (assign_parm_find_data_types): Update.
1678 (assign_parms): Update.
1679 (allocate_struct_function): Update.
1680 (expand_function_start): Update.
1681 (expand_function_end): Update.
1682 (get_arg_pointer_save_area): Update.
1683 (thread_prologue_and_epilogue_insns): Update.
1684 (rest_of_match_asm_constraints): Update.
1685 * stor-layout.c (variable_size): Update.
1686 * gcse.c (gcse_main): Update.
1687 (bypass_jumps): Update.
1688 * gimplify.c (gimplify_function_tree): Update.
1689 * calls.c (emit_call_1): Update.
1690 (expand_call): Update.
1691 * bt-load.c (compute_defs_uses_and_gen): Update.
1692 * except.c (sjlj_assign_call_site_values): Update.
1693 (sjlj_emit_function_enter): Update.
1694 (can_throw_external): Update.
1695 (set_nothrow_function_flags): Update.
1696 (expand_builtin_unwind_init): Update.
1697 (expand_eh_return): Update.
1698 (convert_to_eh_region_ranges): Update.
1699 (output_function_exception_table): Update.
1700 * emit-rtl.c (gen_tmp_stack_mem): Update.
1701 * cfgexpand.c (expand_used_vars): Update.
1702 (tree_expand_cfg): Update.
1703 * cfgcleanup.c (rest_of_handle_jump): Update.
1704 * explow.c (allocate_dynamic_stack_space): Update.
1705 * varasm.c (assemble_start_function): Update.
1706 (force_const_mem): Update.
1707 (mark_constant_pool): Update.
1708 * tree-optimize.c (tree_rest_of_compilation): Update.
1709 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1710 * tree-cfg.c (notice_special_calls): Update.
1711 (is_ctrl_altering_stmt): Update.
1712 (tree_can_make_abnormal_goto): Update.
1713 (tree_purge_dead_abnormal_call_edges): Update.
1714 * config/alpha/predicates.md: Update.
1715 * config/alpha/alpha.c (alpha_sa_mask): Update.
1716 (alpha_sa_size): Update.
1717 (alpha_does_function_need_gp): Update.
1718 (alpha_expand_prologue): Update.
1719 (alpha_start_function): Update.
1720 (alpha_output_function_end_prologue): Update.
1721 (alpha_expand_epilogue): Update.
1722 * config/frv/frv.c (frv_stack_info): Update.
1723 (frv_expand_epilogue): Update.
1724 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1725 (s390_register_info): Update.
1726 (s390_frame_info): Update.
1727 (s390_init_frame_layout): Update.
1728 (s390_can_eliminate): Update.
1729 (save_gprs): Update.
1730 * config/spu/spu.c (spu_split_immediate): Update.
1731 (need_to_save_reg): Update.
1732 (spu_expand_prologue): Update.
1733 (spu_expand_epilogue): Update.
1734 * config/sparc/sparc.md: Update.
1735 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1736 (sparc_tls_got): Update.
1737 (legitimize_pic_address): Update.
1738 (sparc_emit_call_insn): Update.
1739 (sparc_expand_prologue): Update.
1740 (output_return): Update.
1741 (print_operand): Update.
1742 (sparc_function_ok_for_sibcall): Update.
1743 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1744 * config/m32r/m32r.md: Update.
1745 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1746 (m32r_compute_frame_size): Update.
1747 (m32r_expand_prologue): Update.
1748 (m32r_expand_epilogue): Update.
1749 (m32r_legitimize_pic_address): Update.
1750 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1751 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1752 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1754 (ix86_save_reg): Update.
1755 (ix86_compute_frame_layout): Update.
1756 (ix86_expand_prologue): Update.
1757 (ix86_expand_epilogue): Update.
1758 * config/sh/sh.c (output_stack_adjust): Update.
1759 (calc_live_regs): Update.
1760 (sh5_schedule_saves): Update.
1761 (sh_expand_prologue): Update.
1762 (sh_expand_epilogue): Update.
1763 (sh_setup_incoming_varargs): Update.
1764 (sh_allocate_initial_value): Update.
1765 (sh_get_pr_initial_val): Update.
1766 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1767 * config/sh/sh.md (label:): Update.
1768 * config/avr/avr.c (out_movhi_mr_r): Update.
1769 * config/crx/crx.h (enum): Update.
1770 * config/xtensa/xtensa.h (along): Update.
1771 * config/stormy16/stormy16.c Update.
1772 (xstormy16_compute_stack_layout): Update.
1773 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1774 (fr30_expand_prologue): Update.
1775 * config/cris/cris.c (cris_conditional_register_usage): Update.
1776 (cris_reg_saved_in_regsave_area): Update.
1777 (cris_initial_frame_pointer_offset): Update.
1778 (cris_simple_epilogue): Update.
1779 (cris_expand_prologue): Update.
1780 (cris_expand_epilogue): Update.
1781 (cris_expand_pic_call_address): Update.
1782 (cris_asm_output_symbol_ref): Update.
1783 (cris_asm_output_label_ref): Update.
1784 * config/cris/cris.md Update.
1785 * config/iq2000/iq2000.c (compute_frame_size): Update.
1786 (iq2000_expand_epilogue): Update.
1787 * config/mt/mt.h (save_direction): Update.
1788 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1789 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1790 (ia64_secondary_reload_class): Update.
1791 * config/m68k/m68k.c (m68k_save_reg): Update.
1792 (m68k_expand_prologue): Update.
1793 (m68k_expand_epilogue): Update.
1794 (legitimize_pic_address): Update.
1795 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1796 (first_reg_to_save): Update.
1797 (first_altivec_reg_to_save): Update.
1798 (compute_vrsave_mask): Update.
1799 (compute_save_world_info): Update.
1800 (rs6000_stack_info): Update.
1801 (spe_func_has_64bit_regs_p): Update.
1802 (rs6000_ra_ever_killed): Update.
1803 (rs6000_emit_eh_reg_restore): Update.
1804 (rs6000_emit_allocate_stack): Update.
1805 (rs6000_emit_prologue): Update.
1806 (rs6000_emit_epilogue): Update.
1807 (rs6000_output_function_epilogue): Update.
1808 (output_profile_hook): Update.
1809 (rs6000_elf_declare_function_name): Update.
1810 * config/rs6000/rs6000.h (rs6000_args): Update.
1811 * config/rs6000/rs6000.md: Update.
1812 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1813 * config/arc/arc.c (arc_output_function_epilogue): Update.
1814 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1815 * config/darwin.c (machopic_function_base_name): Update.
1816 * config/score/score3.c (score3_compute_frame_size): Update.
1819 (score3_epilogue): Update.
1820 * config/score/score7.c (score7_compute_frame_size): Update.
1821 (score7_prologue): Update.
1822 (score7_epilogue): Update.
1823 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1824 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1825 * config/arm/arm.c (use_return_insn): Update.
1826 (require_pic_register): Update.
1827 (arm_load_pic_register): Update.
1828 (arm_compute_save_reg0_reg12_mask): Update.
1829 (arm_compute_save_reg_mask): Update.
1830 (thumb1_compute_save_reg_mask): Update.
1831 (output_return_instruction): Update.
1832 (arm_output_function_prologue): Update.
1833 (arm_output_epilogue): Update.
1834 (arm_get_frame_offsets): Update.
1835 (arm_expand_prologue): Update.
1836 (thumb_pushpop): Update.
1837 (thumb_exit): Update.
1838 (thumb1_expand_prologue): Update.
1839 (thumb1_expand_epilogue): Update.
1840 (arm_unwind_emit): Update.
1841 (arm_output_fn_unwind): Update.
1842 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1843 * config/arm/arm.md: Update.
1844 * config/pa/pa.md: Update.
1845 * config/pa/pa.c (legitimize_pic_address): Update.
1846 (compute_frame_size): Update.
1847 (hppa_expand_prologue): Update.
1848 (hppa_expand_epilogue): Update.
1849 (borx_reg_operand): Update.
1850 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1851 (HARD_REGNO_RENAME_OK): Update.
1852 * config/mips/mips.c (mips_global_pointer): Update.
1853 (mips_save_reg_p): Update.
1854 (mips_compute_frame_info): Update.
1855 (mips_frame_pointer_required): Update.
1856 (mips_expand_prologue): Update.
1857 (mips_expand_epilogue): Update.
1858 (mips_can_use_return_insn): Update.
1859 (mips_reorg_process_insns): Update.
1860 * config/v850/v850.c (compute_register_save_size): Update.
1861 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1862 * config/mmix/mmix.c (along): Update.
1863 (mmix_expand_epilogue): Update.
1864 * config/bfin/bfin.c (legitimize_pic_address): Update.
1865 (must_save_p): Update.
1866 (stack_frame_needed_p): Update.
1867 (add_to_reg): Update.
1868 (bfin_expand_prologue): Update.
1869 * stmt.c (expand_asm_operands): Update.
1870 * reload1.c (reload): Update.
1871 (init_elim_table): Update.
1873 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1875 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1877 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1879 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1880 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1881 (mov<mode>): Removed.
1882 (*movv4sf_internal): Likewise.
1883 (*movv2df_internal): Likewise.
1885 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1887 * config.gcc (crx-*-elf): Remove deprecation.
1889 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1891 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1892 __gcc_deregister_frame with atexit.
1893 (deregister_frame_dtor): Remove.
1895 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1896 Nathan Sidwell <nathan@codesourcery.com>
1898 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1900 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1901 (rs6000_isel): Likewise.
1902 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1903 (rs6000_isel): New variable.
1904 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1906 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1909 * c-common.c (handle_vector_size_attribute): Call
1910 lang_hooks.types.reconstruct_complex_type instead of
1911 reconstruct_complex_type.
1912 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1913 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1914 * langhooks.h (struct lang_hooks_for_types): Add
1915 reconstruct_complex_type hook.
1916 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1917 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1919 2008-04-24 Richard Guenther <rguenther@suse.de>
1921 * c-common.h (check_builtin_function_arguments): Declare.
1922 * c-common.c (validate_nargs): New function.
1923 (check_builtin_function_arguments): Likewise.
1924 * c-typeck.c (build_function_call): Call
1925 check_builtin_function_arguments.
1926 * builtins.c (fold_builtin_classify): Remove error reporting code.
1927 (fold_builtin_unordered_cmp): Likewise.
1928 (fold_builtin_1): Likewise.
1929 (fold_builtin_n): Likewise.
1931 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1933 PR tree-optimization/36008
1934 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1935 the original op1, rather than delta by step.
1937 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1938 Sebastian Pop <sebastian.pop@amd.com>
1940 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1941 eliminate_local_variables_stmt, eliminate_local_variables,
1942 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1943 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1944 of code delimited by two edges in the CFG.
1945 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1946 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1947 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1948 the case of parallelisation of reductions.
1949 (expr_invariant_in_region_p): New.
1951 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1952 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1954 2008-04-24 Ira Rosen <irar@il.ibm.com>
1955 Richard Guenther <rguenther@suse.de>
1957 PR tree-optimization/36034
1958 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1959 incapable of dealing with loads with gaps.
1961 2008-04-24 Rafael Espindola <espindola@google.com>
1963 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1964 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1965 vrp_evaluate_conditional.
1966 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1967 (vrp_evaluate_conditional): Split the cond argument.
1968 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1969 (simplify_stmt_for_jump_threading): Update call to
1970 vrp_evaluate_conditional.
1972 2008-04-24 Ira Rosen <irar@il.ibm.com>
1974 PR tree-optimization/35982
1975 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1976 interleaved data-refs are of the same type.
1978 2008-04-24 Danny Smith <dannysmith@users.net>
1980 * c-format.c (check_format_info_main): Use strncmp rather than a
1981 magic prefix to handle multichar length specs.
1982 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1983 Don't prefix "I64" and "I32" with '\0'.
1985 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1988 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1989 in registers for -m32 only if stdarg_p (fntype).
1991 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1993 PR rtl-optimization/36006
1994 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1995 temp to op0 in order to avoid invalid rtx sharing.
1997 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1999 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2000 check TREE_INVARIANT.
2001 * tree-gimple.c (is_gimple_address): New.
2002 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2003 * tree-gimple.h (is_gimple_address): New.
2004 * tree.h (decl_address_invariant_p): New.
2005 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2006 (build_string): Likewise.
2007 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2008 (tree_invariant_p_1): Likewise.
2009 (save_expr): Use it.
2010 (tree_invariant_p): New.
2011 (skip_simple_arithmetic): Use it.
2012 (stabilize_reference_1): Use it.
2013 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2015 (build1_stat): Drop code to compute TREE_INVARIANT.
2016 (build2_stat): Drop code to compute TREE_INVARIANT.
2017 (build3_stat): Drop code to compute TREE_INVARIANT.
2018 (build4_stat): Drop code to compute TREE_INVARIANT.
2019 (build5_stat): Drop code to compute TREE_INVARIANT.
2020 (build7_stat): Drop code to compute TREE_INVARIANT.
2021 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2022 * tree.h (struct tree_base): Remove invariant_flag.
2023 (TREE_INVARIANT): Remove.
2024 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2025 (fold_builtin_expect): Check TREE_CONSTANT.
2026 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2027 * c-tree.h (c_expr_to_decl): Drop third parameter.
2028 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2029 (build_c_cast): Don't set TREE_INVARIANT.
2030 (pop_init_level): Don't set TREE_INVARIANT.
2031 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2032 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2034 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2035 (gimplify_addr_expr): Adjust comment.
2036 * tree-mudflap.c (mf_build_string):
2037 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2038 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2039 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2040 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2041 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2042 * langhooks.h (struct lang_hooks): Drop third parameter from
2045 2008-04-23 Richard Guenther <rguenther@suse.de>
2047 PR tree-optimization/27799
2048 PR tree-optimization/32921
2049 PR tree-optimization/32624
2050 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2051 SMTs aliases and the tag itself into the solution.
2052 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2053 merge the points-to solution back into the SMT aliases.
2054 (may_alias_p): Use alias_set_subset_of instead of
2055 aliases_conflict_p. A pointer which points to
2056 memory with alias set zero may access any variable.
2058 2008-04-23 Richard Guenther <rguenther@suse.de>
2060 * alias.c (alias_set_subset_of): Correctly handle asking
2061 if zero is a subset of an alias set with zero child.
2062 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2063 (compute_flow_insensitive_aliasing): Correctly walk all
2064 pointers. Do not unnecessarily union sets.
2066 2008-04-23 Richard Guenther <rguenther@suse.de>
2069 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2071 2008-04-22 Tomas Bily <tbily@suse.cz>
2073 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2075 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2077 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2078 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2079 * tree-inline.c (estimate_num_insns_1): Likewise.
2080 * varasm.c (const_hash_1, compare_constant, copy_constant)
2081 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2082 * emit-rtl.c (component_ref_for_mem_expr)
2083 (set_mem_attributes_minus_bitpos): Likewise.
2084 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2085 (is_aligning_offset): Likewise.
2086 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2087 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2088 * dojump.c (do_jump): Likewise.
2089 * builtins.c (get_pointer_alignment, get_memory_rtx)
2090 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2091 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2093 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2095 PR rtl-optimization/36017
2096 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2097 expanding the library call.
2099 2008-04-22 Ian Lance Taylor <iant@google.com>
2101 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2104 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2106 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2107 of LR/CTR moves for Power6.
2109 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2112 * passes.c (init_optimization_passes): Remove
2113 pass_fast_rtl_byte_dce.
2115 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2119 builtin functions to generate faster code.
2120 (_mm_cvtpu16_ps): Ditto.
2121 (_mm_cvtpi32x2_ps): Ditto.
2123 2008-04-22 Nick Clifton <nickc@redhat.com>
2125 * common.opt (ftree-loop-distribution): Add Optimization
2128 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2129 (frv_expand_builtin_va_start): Likewise.
2131 * config/arm/arm.c (thumb_find_work_register): Fix location of
2132 argument register count.
2134 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2136 Support scheduling for ColdFire V1 and V3 microarchitecture.
2137 Improve scheduling of multiplication instructions.
2139 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2140 (mac): New instruction attribute.
2141 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2142 (m68k_sched_mac): New variable.
2143 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2144 Handle cfv1 and cfv3.
2145 (max_insn_size): New static variable.
2146 (struct _sched_ib): New type.
2147 (sched_ib): New static variable.
2148 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2149 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2150 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2152 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2153 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2154 new variables. Update.
2155 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2156 Add modeling of cfv3 instruction buffer. Update.
2157 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2158 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2159 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2160 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2161 a particular reservation applies to.
2162 (type2): Reorganize attribute values. Rename alu to alu_reg,
2163 alu_l to alu, move_l to omove. Join move to alu. Split mul
2165 (cf_ib_*): Simplify description of instruction buffer.
2166 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2167 (cf_mem): Split into cf_mem1 and cf_mem2.
2168 (cf_v2_move_??): Rename to cfv12_alu_??.
2169 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2170 (cf_v2_mul_??): Remove reservations.
2171 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2172 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2173 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2175 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2176 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2177 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2178 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2179 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2180 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2181 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2182 expansions of the above reservations for instructions of sizes
2185 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2187 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2189 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2191 * coverage.c: Include tree-pass.h.
2192 (coverage_counter_alloc): Print da_file_name to the dump file.
2194 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2196 * sbitmap.c (sbitmap_range_empty_p): New function.
2197 * sbitmap.h (sbitmap_range_empty_p): New function.
2198 * bitmap.h: Now includes obstack.h.
2200 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2201 Kenneth Zadeck <zadeck@naturalbridge.com>
2203 * dbgcnt.def (ra_byte_scan): Added.
2204 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2205 when the last hit happens for a counter.
2206 * timevar.def (TV_DF_BYTE_LR): New variable.
2207 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2208 * passes.c (pass_fast_rtl_byte_dce): New pass.
2209 * fwprop.c (update_df): Added mode to call df_ref_create.
2210 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2211 DF_REF_EXTRACT_OFFSET.
2212 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2213 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2215 (df_ref_extract): Added mode field.
2216 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2217 DF_REF_EXTRACT_OFFSET.
2218 (DF_REF_EXTRACT_MODE): New macro.
2219 (df_byte_lr_bb_info): New structure.
2220 (df_print_byte_regset, df_compute_accessed_bytes,
2221 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2222 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2223 df_byte_lr_simulate_uses,
2224 df_byte_lr_simulate_artificial_refs_at_top,
2225 df_byte_lr_simulate_artificial_refs_at_end,
2226 df_compute_accessed_bytes): New function.
2227 (df_ref_create): Add parameter.
2228 (df_byte_lr_get_bb_info): New inline function.
2229 * df-scan.c (df_ref_record, df_uses_record,
2230 df_ref_create_structure): Added mode parameter.
2231 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2232 df_defs_record, df_uses_record, df_get_conditional_uses,
2233 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2234 df_entry_block_defs_collect, df_exit_block_uses_collect):
2235 Added mode parameter to calls to df_ref_record, df_uses_record,
2236 df_ref_create_structure.
2237 (df_ref_equal_p, df_ref_compare): Added test for modes.
2238 (df_ref_create_structure): Added code to set mode. Renamed
2239 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2240 DF_REF_EXTRACT_OFFSET.
2241 * df-core.c (df_print_byte_regset): New function.
2242 * df-byte-scan.c: New file.
2243 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2244 calls to BITMAP_FREE.
2245 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2246 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2247 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2248 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2249 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2250 df_byte_lr_local_compute, df_byte_lr_init,
2251 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2252 df_byte_lr_transfer_function, df_byte_lr_free,
2253 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2254 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2255 df_byte_lr_simulate_uses,
2256 df_byte_lr_simulate_artificial_refs_at_top,
2257 df_byte_lr_simulate_artificial_refs_at_end): New function.
2258 * dce.c (byte_dce_process_block): New function.
2259 (dce_process_block): au is now passed in rather than computed
2260 locally. Changed loops that look at artificial defs to not look
2261 for conditional or partial ones, because there never are any.
2262 (fast_dce): Now is able to drive byte_dce_process_block or
2263 dce_process_block depending on the kind of dce being done.
2264 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2265 (rest_of_handle_fast_byte_dce): New function.
2266 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2267 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2269 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2272 * gcc.h: Added fortran options that take arguments to
2273 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2276 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2278 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2279 scalarization if on the LHS and not a full access.
2281 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2283 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2285 2008-04-18 Rafael Espindola <espindola@google.com>
2287 * tree-vrp.c (find_case_label_index): Fix the binary search.
2288 (find_case_label_range): New.
2289 (vrp_visit_switch_stmt): Use find_case_label_range.
2290 (simplify_switch_using_ranges): Use find_case_label_range.
2292 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2294 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2295 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2297 2008-04-18 Tom Tromey <tromey@redhat.com>
2300 * doc/cpp.texi (Implementation-defined behavior): Mention
2303 2008-04-18 Ian Lance Taylor <iant@google.com>
2305 * fold-const.c (pointer_may_wrap_p): New static function.
2306 (fold_comparison): Add another test for pointer overflow. Use
2307 pointer_may_wrap_p to disable some false positives.
2309 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2311 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2312 (fname_as_string): Match updated cpp_interpret_string prototype.
2313 (fix_string_type): Support char16_t* and char32_t*.
2314 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2315 derivative) nodes. Register as builtin if C++0x.
2316 (c_parse_error): Support CPP_CHAR{16,32}.
2317 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2318 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2319 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2320 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2321 CTI_CHAR32_ARRAY_TYPE>: New elements.
2322 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2323 char32_type_node, signed_char32_type_node, char16_array_type_node,
2324 char32_array_type_node): New defines.
2325 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2326 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2327 (lex_string): Support CPP_STRING{16,32}, match updated
2328 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2329 (lex_charconst): Support CPP_CHAR{16,32}.
2330 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2331 and CPP_STRING{16,32}.
2333 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2336 * aclocal.m4: Regenerate.
2337 * configure: Regenerate.
2339 2008-04-18 Jan Hubicka <jh@suse.cz>
2341 * except.c (dw2_size_of_call_site_table,
2342 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2344 * cgraphbuild.c (build_cgraph_edges): Update.
2345 * tree-pass.h: Update comment.
2346 * final.c (leaf_function_p): Update.
2347 (leaf_renumber_regs): Update.
2348 (rest_of_clean_state): Update.
2349 * omp-low.c (expand_omp_parallel): Update.
2350 * ipa-reference.c (analyze_function): Update.
2351 * reorg.c (find_end_label): Update.
2352 (optimize_skip): Update.
2353 (fill_simple_delay_slots): Update.
2354 (fill_simple_delay_slots): Update.
2355 (make_return_insns): Update.
2356 (dbr_schedule): Update.
2357 * gimple-low.c (record_vars_into): Update.
2358 * cfgbuild.c (make_edges): Update.
2359 * function.c (assign_stack_local): Update.
2360 (assign_parm_adjust_stack_rtl): Update.
2361 (locate_and_pad_parm): Update.
2362 (allocate_struct_function): Do not initialize stack_alignment_needed
2363 and preferred_stack_boundary here.
2364 (stack_protect_prologue): Update.
2365 (stack_protect_epilogue): Update.
2366 (expand_function_start): Initialize stack_alignment_needed,
2367 preferred_stack_boundary and max_jumptable_ents.
2368 (expand_function_end): Update.
2369 (free_after_compilation): Do not NULLify epilogue_delay_list.
2370 * function.h (struct rtl_data): Add stack_protect_guard,
2371 stack_alignment_needed,
2372 preferred_stack_boundary, epilogue_delay_list.
2373 (struct function): Remove value_histograms, stack_alignment_needed,
2374 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2376 unexpanded_var_list, stack_protect_guard.
2377 (current_function_epilogue_delay_list): Remove.
2378 * ipa-type-escape.c (analyze_function): Update.
2379 * gimplify.c (pop_gimplify_context): Update comment.
2380 * calls.c (expand_call): Update.
2381 (emit_library_call_value_1): Update.
2382 * except.c (set_nothrow_function_flags): Update.
2383 * cfgexpand.c (get_decl_align_unit): Update.
2384 (create_stack_guard): Update.
2385 (estimated_stack_frame_size): Update.
2386 (expand_used_vars): Update.
2387 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2388 * explow.c (allocate_dynamic_stack_space): Update.
2389 * tree-ssa-live.c (remove_unused_locals): Update.
2390 * varasm.c (mark_constant_pool): Update.
2391 * tree-inline.c (remap_decls): Update.
2392 (initialize_cfun): Update.
2393 (declare_return_variable): Update.
2394 (inline_forbidden_p): Update.
2395 (expand_call_inline): Update.
2396 (declare_inline_vars): Update.
2397 (tree_function_versioning): Update.
2398 * tree-flow.h (value_histograms): New.
2399 (VALUE_HISTOGRAMS): New macro.
2400 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2402 * tree-cfg.c (set_bb_for_stmt): Update.
2403 (replace_by_duplicate_decl): Update.
2404 (move_block_to_fn): Update.
2405 (new_label_mapper): Update.
2406 (dump_function_to_file): Update.
2407 * ipa-struct-reorg.c (build_data_structure): Update.
2408 * cfgrtl.c (print_rtl_with_bb): Update.
2409 * reload1.c (reload): Update.
2411 * config/i386/i386.c (setup_incoming_varargs_64,
2412 ix86_compute_frame_layout): Update.
2413 * config/arc/arc.c (arc_output_function_epilogue): Update.
2415 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2417 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2418 for FreeBSD as well.
2419 * gthr-posix95.h: Likewise.
2421 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2423 PR rtl-optimization/35838
2424 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2425 out the byte offset of the first subreg.
2427 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2429 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2430 to split_ti instead of three separate calls with single member arrays.
2431 (subti3 splitter): Ditto.
2432 (adddi3 splitter): Ditto with split_di.
2433 (subdi3 splitter): Ditto.
2434 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2435 two separate calls with single member arrays. Swap match_dup
2436 operands 1 and 2 to better fit into the array.
2437 (negdi2 splitter): Ditto with split_di.
2438 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2439 two separate calls with single member arrays. Swap match_dup operands
2440 6 and 7 to better fit into the array.
2442 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2444 * config/i386/i386.c (sse_builtin_type): New.
2445 (bdesc_sse_args): Likewise.
2446 (bdesc_sse_3arg): Removed.
2447 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2448 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2449 IX86_BUILTIN_ROUNDPS.
2450 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2451 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2452 IX86_BUILTIN_ROUNDPS.
2453 (ix86_expand_sse_4_operands_builtin): Removed.
2454 (ix86_expand_sse_operands_builtin): New.
2455 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2456 and CODE_FOR_sse4_1_roundps.
2457 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2458 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2460 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2463 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2464 regs before frame pop when needed. If use_backchain_to_restore_sp
2465 then load backchain into a temp reg to restore vr and vrsave. Add
2466 code to restore vr after frame pop if possible.
2468 2008-04-17 Richard Guenther <rguenther@suse.de>
2470 * tree-vn.c (expressions_equal_p): Do not check type
2471 equality or compatibility before calling operand_equal_p.
2472 * fold-const.c (operand_equal_p): Check equivalence of
2473 integer constants before bailing out due to signedness or
2474 precision differences.
2475 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2476 spurious differences in type qualification. Ignore types
2477 for COMPONENT_REFs at all.
2479 2008-04-17 Christian Bruel <christian.bruel@st.com>
2481 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2482 msw_skip comparison.
2484 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2487 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2490 PR tree-optimization/35899
2491 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2492 rather than TREE_OPERAND.
2494 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2497 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2498 temporary registers. Change operand predicate to general_operand.
2499 (remainderxf3): Ditto.
2501 2008-04-16 Richard Guenther <rguenther@suse.de>
2503 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2504 * tree-affine.c (aff_combination_expand): Look through some
2507 2008-04-15 Doug Kwan <dougkwan@google.com>
2509 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2511 * tree-pretty-print.c (dump_generic_node): Ditto.
2512 * final.c (output_addr_const): Ditto.
2513 * dwarf2out.c (output_cfi): Ditto.
2514 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2515 * print-rtl.c (print_rtx): Ditto.
2516 * print-tree.c (print_node_brief, print_node): Ditto.
2517 * c-common.c (match_case_to_enum_1): Ditto.
2518 * sched-vis.c (print_value): Ditto.
2519 * config/i386/i386.c (print_operand): Cast to long unsigned int
2522 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2523 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2524 MS Windows VirtualProtect function.
2526 2008-04-15 Jan Hubicka <jh@suse.cz>
2528 * gengtype.c (write_root): Param_is argument is OK.
2529 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2530 * function.h: Include varray.h
2531 (rtl_eh): New stucture based on except.c one.
2532 (call_site_record): New forward declaration and vector type.
2533 * calls.c (emit_call_1): Do not call
2534 note_current_region_may_contain_throw.
2535 * except.c (eh_status): Remove cur_region, try_region since they are
2537 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2538 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2539 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2540 Remove call_site_data_used, call_site_data_size.
2541 Turn call_site_record into vector in function.h.
2542 (note_current_region_may_contain_throw): Remove.
2543 (get_exception_pointer, get_exception_filter): Do not take struct
2544 function argument; update.
2545 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2546 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2547 build_post_landing_pads, dw2_build_landing_pads,
2548 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2549 sjlj_emit_function_enter, sjlj_emit_function_enter,
2550 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2551 sjlj_build_landing_pads, finish_eh_generation,
2552 remove_exception_handler_label, remove_eh_handler,
2553 maybe_remove_eh_handler, add_reachable_handler,
2554 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2555 add_action_record, collect_one_action_chain, add_call_site,
2556 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2557 sjlj_output_call_site_table, output_function_exception_table,
2558 * except.h (note_current_region_may_contain_throw): Remove
2559 (get_exception_pointer, get_exception_filter): Do not take struct
2561 * Makefile.in (GTFILES): Put varargs before struct function.
2563 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2565 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2566 punt for STRING_CST.
2567 (get_constraint_for): Deal with STRING_CST here instead.
2569 2008-04-15 Richard Guenther <rguenther@suse.de>
2571 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2572 statements in a basic-block with a backward walk. Do not
2573 substitute into dead statements but instead remove those.
2575 2008-04-15 Richard Guenther <rguenther@suse.de>
2577 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2578 to zero, thus disable creation of SFTs.
2580 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2582 * tree-predcom.c (suitable_reference_p): Return false if the
2583 reference can throw.
2585 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2588 * c-decl.c (finish_decl): If extern or static var has variable
2589 size, set TREE_TYPE (decl) to error_mark_node.
2591 2008-04-15 Rafael Espindola <espindola@google.com>
2593 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2596 2008-04-15 Richard Guenther <rguenther@suse.de>
2598 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2599 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2600 (visit_reference_op_load): Do walk vuse-vdef chains on
2601 vn_reference_lookup.
2602 (visit_reference_op_store): But do not here.
2603 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2604 vn_reference_lookup.
2605 (vn_lookup_with_vuses): But do so here.
2607 2008-04-14 Ian Lance Taylor <iant@google.com>
2609 * fold-const.c (fold_overflow_warning): Remove assertion.
2611 2008-04-15 Ben Elliston <bje@au.ibm.com>
2613 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2614 temp1 local variables.
2616 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2619 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2620 ".text.unlikely" section as executable.
2622 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2624 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2625 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2626 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2627 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2628 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2629 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2630 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2632 2008-04-14 Ian Lance Taylor <iant@google.com>
2634 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2635 * fold-const.c (fold_comparison): If appropriate, test
2636 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2637 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2638 reassociating a pointer type.
2639 * doc/invoke.texi (Optimize Options): Document that
2640 -fstrict-overflow applies to pointer wraparound.
2642 2008-04-13 Jan Hubicka <jh@suse.cz>
2644 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2646 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2648 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2649 we are going to "save the world".
2651 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2653 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2654 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2655 operand 0 constraint, not "=".
2657 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2659 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2661 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2663 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2664 of size of positions_needed * CHAR_BIT.
2666 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2669 * dse.c (store_info): Change positions_needed to unsigned
2671 (lowpart_bitmask): New.
2672 (record_store): Cast to unsigned HOST_WIDE_INT for
2673 positions_needed. Assert width <= size of positions_needed *
2674 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2675 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2676 lowpart_bitmask to set mask.
2678 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2680 * config/bfin/constraints.md: New file.
2681 * config/bfin/bfin.md: Include it.
2682 (adddi3): Use satisfies_constraint functions instead of the old macros.
2683 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2684 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2685 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2686 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2687 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2688 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2689 EXTRA_CONSTRAINT): Delete.
2690 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2691 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2693 * config/bfin/bfin.c: Include "tm-constrs.h".
2694 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2695 Use satisfies_constraint functions instead of the old macros.
2696 * doc/md.texi (Blackfin Constraints): Update file name reference.
2698 2008-04-11 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/35869
2701 * tree-vrp.c (execute_vrp): Move switch statement update after
2702 jump threading. Schedule another cfg cleanup run.
2704 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2707 * attribs.c (decl_attributes): Return early on errorneous node.
2709 2008-04-10 Oleg Ryjkov <olegr@google.com>
2711 * tree.h (struct tree_base): Added a new flag default_def_flag.
2712 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2714 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2716 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2718 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2721 * pa.md: Define mode iterator P. Define mode attribute dwc.
2722 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2723 (icacheflush): Likewise.
2724 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2725 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2727 2008-04-11 Ben Elliston <bje@au.ibm.com>
2729 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2731 2008-04-10 Rafael Espindola <espindola@google.com>
2733 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2734 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2735 (extract_range_from_expr): The same.
2737 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2739 * config/mips/mips.md (GPR2): New mode iterator.
2741 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2742 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2743 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2744 Rewrite these to take two modes, the mode of comparison and the
2745 mode of the destination.
2746 * config/mips/mips.c (mips_expand_scc): Instead of having
2747 paradoxical subreg as destination, expand "narrowing" scc if mode
2748 of comparison is SI and target is requested in DI mode.
2749 (mips_emit_int_order_test): Update comment. Make mode of
2750 comparison match CMP0 rather than TARGET. When creating inverse
2751 target use mode of TARGET.
2753 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2755 * gcov-dump.c (tag_summary): Only print summaries for the first
2756 GCOV_COUNTERS_SUMMABLE counters.
2758 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2760 * config/i386/i386.md (absneg): New code iterator.
2761 (absnegprefix): New code attribute.
2762 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2763 patterns using absneg code iterator.
2764 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2765 using absneg code iterator.
2766 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2767 *neg<mode>2 patterns using absneg code iterator.
2768 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2769 *negextendsfdf2 patterns using absneg code iterator.
2770 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2771 *negextendsfxf2 patterns using absneg code iterator.
2772 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2773 *negextendsfdf2 patterns using absneg code iterator.
2774 * config/i386/sse.md (<code><mode>2): Macroize expander from
2775 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2777 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2779 * config/s390/s390.h: Remove the remains of the recent search
2780 & replace action of current_function_outgoing_args_size.
2782 2008-04-10 Ira Rosen <irar@il.ibm.com>
2784 PR tree-optimization/35821
2785 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2786 NEW_STMT_LIST is not NULL.
2788 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2791 * toplev.c (process_options): Remove -ffunction-sections debugging
2794 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2796 PR middle-end/PR28690
2797 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2798 than gen_rtx_fmt_ee to perform more canonicalizations.
2800 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2803 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2805 2008-04-09 Richard Guenther <rguenther@suse.de>
2807 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2808 (dump_function_to_file): Dump function arguments with types.
2810 2008-04-08 Richard Guenther <rguenther@suse.de>
2812 * fold-const.c (fold_widened_comparison): Do not allow
2813 sign-changes that change the result.
2815 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2818 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2819 kinds of indirect references.
2821 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2823 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2824 GNU Fortran language string.
2826 2008-04-08 Rafael Espindola <espindola@google.com>
2828 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2829 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2830 * tree.h (tree_call_nonnegative_warnv_p): New.
2832 2008-04-08 Jan Hubicka <jh@suse.cz>
2834 * function.c (free_after_compilation): Clear out regno_reg_rtx
2837 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2840 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2842 PR middle-end/PR28690
2843 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2844 same precedence as REG_POINTER and MEM_POINTER operands.
2846 2008-04-08 Richard Guenther <rguenther@suse.de>
2849 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2850 for adding index to base.
2852 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2854 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2855 (MINGW_ENABLE_EXECUTE_STACK): New.
2856 (IN_LIBGCC2): For libgcc include windows.h file for
2857 function declarations.
2859 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2861 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2862 and tem2 if tem1 is not a REG or MULT.
2864 2008-04-08 Jan Hubicka <jh@suse.cz>
2866 * function.h (incomming_args): Break out of struct function.
2867 (function_subsections): Break out of struct function.
2868 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2869 return_rtx and hard_reg_initial_vals from struct function.
2870 Kill inl_max_label_num.
2871 (current_function_pops_args, current_function_args_info,
2872 current_function_args_size, current_function_args_size,
2873 current_function_pretend_args_size,
2874 current_function_outgoing_args_size,
2875 current_function_internal_arg_pointer, current_function_return_rtx):
2876 Kill compatibility accestor macros.
2877 * builtins.c (expand_builtin_apply_args_1): Update.
2878 (expand_builtin_next_arg): Update.
2879 * df-scan.c (df_get_call_refs): Update.
2880 * dbxout.c (dbxout_function_end): Update.
2881 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2882 (output_line_info): Update.
2883 (secname_for_decl): Update.
2884 (dwarf2out_var_location): Update.
2885 * function.c (free_after_compilation): Update.
2886 (assign_parm_find_stack_rtl): Update.
2887 (assign_parms): Update.
2888 (expand_dummy_function_end): Update.
2889 (expand_function_end): Update.
2890 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2891 (expand_call): Update.
2892 (emit_library_call_value_1): Update.
2893 (store_one_arg): Update.
2894 * varasm.c (initialize_cold_section_name): Update.
2895 (unlikely_text_section): Update.
2896 (unlikely_text_section_p): Update.
2897 (assemble_start_function): Update.
2898 (assemble_end_function): Update.
2899 (default_section_type_flags): Update.
2900 (switch_to_section): Update.
2901 * integrate.c (set_decl_abstract_flags): Update.
2902 (get_hard_reg_initial_val): Update.
2903 (has_hard_reg_initial_val): Update.
2904 (allocate_initial_values): Update.
2905 * resource.c (init_resource_info): Update.
2906 * config/alpha/alpha.c (NUM_ARGS): Update.
2907 (direct_return): Update.
2908 (alpha_va_start): Update.
2909 (alpha_sa_size): Update.
2910 (alpha_initial_elimination_offset): Update.
2911 (alpha_expand_prologue): Update.
2912 (alpha_start_function): Update.
2913 (alpha_expand_epilogue): Update.
2914 (unicosmk_initial_elimination_offset):
2915 * config/alpha/alpha.md (call expander): Update.
2916 * config/s390/s390.c (s390_register_info): Update.
2917 (s390_register_info): Update.
2918 (s390_frame_info): Update.
2919 (s390_initial_elimination_offset): Update.
2920 (s390_build_builtin_va_list): Update.
2921 (s390_va_start): Update.
2922 * config/spu/spu.c (direct_return): Update.
2923 (spu_expand_prologue): Update.
2924 (spu_initial_elimination_offset): Update.
2925 (spu_build_builtin_va_list): Update.
2926 (spu_va_start): Update.
2927 * config/sparc/sparc.c (sparc_init_modes): Update.
2928 (sparc_compute_frame_size): Update.
2929 (function_value): Update.
2930 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2931 * config/i386/i386.md (return expander): Update.
2932 * config/i386/i386.c (ix86_va_start): Update.
2933 (ix86_can_use_return_insn_p): Update.
2934 (ix86_compute_frame_layout): Update.
2935 (ix86_expand_epilogue): Update.
2936 * config/sh/sh.c (output_stack_adjust): Update.
2937 (calc_live_regs): Update.
2938 (sh_expand_prologue): Update.
2939 (sh_builtin_saveregs): Update.
2940 (sh_va_start): Update.
2941 (initial_elimination_offset): Update.
2942 (sh_allocate_initial_value): Update.
2943 (sh_function_ok_for_sibcall): Update.
2944 (sh_get_pr_initial_val): Update.
2945 * config/sh/sh.md (return expander): Update.
2946 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2947 * config/crx/crx.c (crx_compute_frame): UPdate.
2948 (crx_initial_elimination_offset): UPdate.
2949 * config/xtensa/xtensa.c (compute_frame_size): Update
2950 (xtensa_builtin_saveregs): Update.
2951 (xtensa_va_start): Update.
2952 (order_regs_for_local_alloc): Update.
2953 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2954 (xstormy16_expand_builtin_va_start): Update.
2955 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2956 * config/m68hc11/m68hc11.md (return expanders): Update.
2957 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2958 (expand_epilogue): Update.
2959 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2960 (cris_simple_epilogue): Update.
2961 (cris_expand_prologue): Update.
2962 (cris_expand_epilogue): Update.
2963 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2964 (compute_frame_size): Update.
2965 * config/mt/mt.c (mt_compute_frame_size): Update.
2966 * config/mn10300/mn10300.c (expand_prologue): Update.
2967 (expand_epilogue): Update.
2968 (initial_offset): Update.
2969 (mn10300_builtin_saveregs):
2970 * config/mn10300/mn10300.md (return expander): Update.
2971 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2972 (ia64_initial_elimination_offset): Update.
2973 (ia64_initial_elimination_offset): Update.
2974 (ia64_expand_prologue): Update.
2975 * config/m68k/m68k.md (return expander): Update.
2976 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2977 (rs6000_stack_info): Update.
2978 * config/mcore/mcore.c (layout_mcore_frame): Update.
2979 (mcore_expand_prolog): Update.
2980 * config/arc/arc.c (arc_compute_frame_size): Update.
2981 * config/score/score3.c (score3_compute_frame_size): Update.
2982 * config/score/score7.c (score7_compute_frame_size): Update.
2983 * config/arm/arm.c (use_return_insn): Update.
2984 (thumb_find_work_register): Update.
2985 (arm_compute_save_reg_mask): Update.
2986 (arm_output_function_prologue): Update.
2987 (arm_output_epilogue): Update.
2988 (arm_size_return_regs): Update.
2989 (arm_get_frame_offsets): Update.
2990 (arm_expand_prologue): Update.
2991 (thumb_exit): Update.
2992 (thumb_unexpanded_epilogue): Update.
2993 (thumb1_output_function_prologue): Update.
2994 * config/pa/pa.md (return expander): Update.
2995 * config/pa/pa.c (compute_frame_size): Update.
2996 (hppa_builtin_saveregs): Update.
2997 * config/mips/mips.c (mips_va_start): Update.
2998 (mips16_build_function_stub): Update.
2999 (mips_compute_frame_info): Update.
3000 (mips_restore_gp): Update.
3001 (mips_output_function_prologue): Update.
3002 (mips_expand_prologue): Update.
3003 * config/v850/v850.c (compute_frame_size): Update.
3004 (expand_prologue): * config/mmix/mmix.c (along): update.
3005 (mmix_initial_elimination_offset): update.
3006 (mmix_reorg): update.
3007 (mmix_use_simple_return): update.
3008 (mmix_expand_prologue): update.
3009 (mmix_expand_epilogue): Update.
3010 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3011 (emit_link_insn): Update.
3013 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3015 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3016 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3018 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3021 2008-04-07 Jan Hubicka <jh@suse.cz>
3023 * function.h (rtl): Rename to x_rtl.
3025 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3026 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3027 used_temp_slots avail_temp_slots, temp_slot_level,
3028 nonlocal_goto_handler_labels): Update accesstors.
3029 (rtl): New global variable.
3030 (struct function): Move some fileds to rtl_data.
3031 (get_arg_pointer_save_area): Update prototype.
3032 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3033 get_arg_pointer_save_area.
3034 * expr.c (init_expr): Update
3035 * function.c (get_frame_size): Update
3036 (assign_stack_local): Update
3037 (expand_function_end): Update.
3038 (get_art_pointer_save_area): Update
3040 * emit-rtl.c (rtl): Declare.
3041 (regno_reg_rtx): Declare.
3042 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3044 (gen_reg_rtx): Update.
3045 * varasm.c (n_deferred_constatns): Update accestor.
3046 (init_varasm_status): Do not allocate varasm_status.
3047 (force_const_mem, get_pool_size, output_constant_pool): Update.
3048 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3049 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3050 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3051 * sparc/sparc.h (INIT_EXPANDERS): Update.
3052 * ia64/ia64.h (INIT_EXPANDERS): Update.
3054 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3056 * reload.c (push_secondary_reload): Add missing break to for loop.
3058 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3060 PR middle-end/PR28690
3061 * rtlanal.c: Update copyright years.
3062 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3063 as REG_POINTER and MEM_POINTER operands.
3064 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3065 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3066 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3067 * gcse.c: Update copyright years.
3068 (pre_delete): Call gen_reg_rtx_and_attrs.
3069 (hoist_code): Likewise.
3070 (build_store_vectors): Likewise.
3071 (delete_store): Likewise.
3072 * loop-invariant.c (move_invariant_reg): Likewise.
3073 Update copyright years.
3075 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3077 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3078 control string instead of quoted.
3080 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3082 * doc/rtl.texi: Rewrite of subreg section.
3084 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3087 * config/i386/i386.c (legitimize_pic_address): Add treating
3088 of dllimport SYM_REF's.
3089 (legitimize_dllimport_symbol): Add prototype.
3091 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3093 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3094 reference in constructor with non self-referential type.
3096 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3098 Removal of Return with Depressed Stack Pointer support
3099 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3100 (ECF_SP_DEPRESSED): Likewise.
3101 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3102 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3103 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3104 (expand_call): Do not test ECF_SP_DEPRESSED.
3105 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3106 * function.c (keep_stack_depressed): Delete.
3107 (handle_epilogue_set): Likewise.
3108 (update_epilogue_consts): Likewise.
3109 (emit_equiv_load): Likewise.
3110 (thread_prologue_and_epilogue_insns): Remove support for Return with
3111 Depressed Stack Pointer.
3112 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3114 2008-04-06 Richard Guenther <rguenther@suse.de>
3116 PR tree-optimization/35400
3117 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3118 information from SSA_NAMEs.
3120 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3122 * config/avr/avr.h (avr_mega_p): Remove declaration.
3123 (AVR_MEGA): Remove macro.
3124 * config/avr/avr.c (avr_mega_p): Remove variable.
3125 (avr_override_options): Remove inicializion of avr_mega_p.
3126 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3127 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3128 (avr_jump_mode): (Ditto.).
3129 (avr_output_progmem_section_asm_op): (Ditto.).
3130 (avr_asm_init_sections): (Ditto.).
3131 (avr_asm_init_sections): (Ditto.).
3132 (avr_rtx_costs): (Ditto.).
3133 * config/avr/avr.md: (Ditto.).
3134 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3137 2008-04-06 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/35842
3140 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3141 is_gimple_invariant_address.
3143 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3145 * gcc.c (default_compilers): Sync Fortran extensions list with
3146 that in fortran/lang-specs.h.
3147 * doc/invoke.texi: Likewise.
3148 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3149 * dwarf2out.c (gen_compile_unit_die): Likewise.
3151 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3153 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3155 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3158 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3159 attribute is used for nested functions.
3161 2008-04-05 Jan Hubicka <jh@suse.cz>
3163 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3165 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3167 (dump_files): Update.
3168 (enable_rtl_dump_file): Do not accept letter argument.
3169 * tree-pass.h (dump_file_info): Remove letter argument.
3170 * toplev.c (decode_d_option): Update -da handling.
3171 * toplev.h (enable_rtl_dump_file): Update prototype.
3172 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3173 it out based on pass type.
3174 (register_dump_files_1): Likewise.
3175 (init_optimization_passes): Update register_one_dump_file calls.
3176 (execute_one_pass): Sanity check that IPA passes are called at IPA
3177 level and RTL passes at RTL level.
3178 (execute_pass_list): IPA pass can not be after or subpass of
3180 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3181 disallov RTL subpasses of IPA subpasses.
3183 2008-04-05 Ben Elliston <bje@au.ibm.com>
3185 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3186 builtins that return exactly once and do not throw. Cache call to
3189 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3191 PR rtl-optimization/34916
3193 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3194 between instruction pairs.
3196 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3198 * doc/invoke.texi: Document -mbitops for SH.
3199 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3200 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3201 * config/sh/sh.c (print_operand): Add %t operand code.
3202 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3203 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3204 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3205 (extendqihi2): Likewise.
3206 (movqi_i): Likewise.
3207 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3208 (extv): Use bld instruction for SH2A if possible.
3210 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3211 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3212 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3213 (bset.b, bclr.b): Define peepholes.
3214 * config/sh/sh.opt (mbitops): New option.
3216 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3219 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3220 and view convert expression.
3222 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3225 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3227 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3229 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3231 * config/i386/cpuid.h (bit_AES): New.
3232 (bit_PCLMUL): Likewise.
3234 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3235 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3236 SSE2 if AES or PCLMUL is enabled.
3237 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3238 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3239 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3240 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3241 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3242 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3243 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3244 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3245 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3246 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3247 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3248 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3249 __builtin_ia32_aeskeygenassist128 and
3250 __builtin_ia32_pclmulqdq128.
3251 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3252 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3253 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3255 * config/i386/i386.h (TARGET_AES): New.
3256 (TARGET_PCLMUL): Likewise.
3257 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3259 * config/i386/i386.md (UNSPEC_AESENC): New.
3260 (UNSPEC_AESENCLAST): Likewise.
3261 (UNSPEC_AESDEC): Likewise.
3262 (UNSPEC_AESDECLAST): Likewise.
3263 (UNSPEC_AESIMC): Likewise.
3264 (UNSPEC_AESKEYGENASSIST): Likewise.
3265 (UNSPEC_PCLMUL): Likewise.
3267 * config/i386/i386.opt (maes): New.
3268 (mpclmul): Likewise.
3270 * config/i386/sse.md (aesenc): New pattern.
3271 (aesenclast): Likewise.
3273 (aesdeclast): Likewise.
3275 (aeskeygenassist): Likewise.
3276 (pclmulqdq): Likewise.
3278 * config/i386/wmmintrin.h: New.
3280 * doc/extend.texi: Document AES and PCLMUL built-in function.
3282 * doc/invoke.texi: Document -maes and -mpclmul.
3284 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3286 * function.c (free_after_parsing): Replace with
3287 cxx_push_function_context from C++ front-end.
3288 (allocate_struct_function): Don't call langhook.
3289 * langhooks.h (struct lang_hooks_for_functions): Delete.
3290 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3292 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3293 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3294 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3295 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3296 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3297 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3298 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3300 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3301 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3303 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3306 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3309 2008-04-04 Richard Guenther <rguenther@suse.de>
3312 * fold-const.c (optimize_minmax_comparison): Use the correct
3313 type for the constant in the simplified comparison.
3315 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3317 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3318 Pass L2 size as "--param l2-cache-size" to the compiler.
3319 (decode_l2_cache): New function to decode L2 cache parameters using
3320 0x8000006 extended cpuid function.
3321 (detect_caches_amd): Determine parameters of L2 cache using
3322 decode_l2_caches function.
3323 (decode_caches_intel): Decode L2 cache parameters.
3324 (detect_caches_intel): Determine L2 cache parameters using
3325 decode_caches_intel and decode_l2_caches functions.
3327 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3329 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3330 secondary input reload for subword loads from the constant pool.
3332 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3335 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3336 constants of the appropriate size for runtime calculations.
3339 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3340 decimal-float literal constant zero.
3342 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3345 * c-parser.c (c_parser_omp_atomic): Call
3346 default_function_array_conversion on the RHS.
3349 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3350 call is_variable_sized if decl has incomplete type.
3352 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3354 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3356 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3358 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3360 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3361 (sgt<u>): Merge sgt and sgtu into new expander.
3362 (sgt, sgtu): Remove expanders.
3363 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3364 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3365 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3366 *sgtu_<mode>_mips16 into new pattern.
3367 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3368 (sge<u>): Merge sge and sgeu into new expander.
3369 (sge, sgeu): Remove expanders.
3370 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3372 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3373 (slt<u>): Merge slt and sltu into new expander.
3374 (slt, sltu): Remove expanders.
3375 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3376 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3377 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3378 *sltu_<mode>_mips16 into new pattern.
3379 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3380 (sle<u>): Merge sle and sleu into new expander.
3381 (sle, sleu): Remove expanders.
3382 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3383 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3384 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3385 *sleu_<mode>_mips16 into new pattern.
3386 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3388 2008-04-03 Jan Hubicka <jh@suse.cz>
3390 PR tree-optimization/35795
3391 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3392 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3393 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3394 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3395 * score/score3.c (score3_output_mi_thunk): Likewise.
3396 * score/score7.c (score7_output_mi_thunk): Likewise.
3397 * mips/mips.c (mips_output_mi_thunk): Likewise.
3399 2008-04-03 Richard Guenther <rguenther@suse.de>
3401 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3402 conversions. Simplify code.
3404 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3406 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3408 2008-04-03 Tom Tromey <tromey@redhat.com>
3409 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3411 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3412 * config/bfin/t-bfin-linux (generated_files): Add
3413 linux-sysroot-suffix.h.
3414 * doc/install.texi (Prerequisites): Require make 3.80.
3415 * doc/sourcebuild.texi (Front End Directory): Document new
3417 * Makefile.in (generated_files): New variable.
3418 (ALL_HOST_OBJS): New variable.
3419 ($(ALL_HOST_OBJS)): New target.
3421 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3423 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3424 (remap_block): Call id->transform_lang_insert_block instead
3426 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3427 Set id.transform_lang_insert_block to NULL.
3428 (clone_body): Move to cp/optimize.c
3429 * tree-inline.h (struct copy_body_data): Change
3430 transform_lang_insert_block to function pointer.
3431 (copy_generic_body, copy_decl_no_change): Export.
3432 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3433 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3434 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3436 * c-tree.h (insert_block): Kill.
3437 * c-decl.c (insert_block): Kill.
3439 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3441 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3442 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3443 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3445 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3446 argument, call {push,pop}_function_context from here.
3447 * c-parser.c: Use c_{push,pop}_function_context.
3449 * function.c (push_function_context_to): Move meat ...
3450 (push_function_context): ... here. Simplify.
3451 * function.c (pop_function_context_from): Move meat ...
3452 (pop_function_context): ... here. Simplify.
3453 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3455 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3456 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3457 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3458 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3460 2008-04-03 Ben Elliston <bje@au.ibm.com>
3462 * expmed.c (extract_force_align_mem_bit_field): Remove.
3464 2008-04-03 Richard Guenther <rguenther@suse.de>
3467 * expr.h (try_casesi): Adjust prototype.
3468 * expr.c (try_casesi): Take fallback label as extra parameter.
3469 Use that for gen_casesi if default_label is NULL.
3470 * stmt.c (expand_case): Pass fallback label to try_casesi,
3471 make sure to fill gaps with a fallback label if default_label
3474 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3477 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3479 2008-04-03 Ben Elliston <bje@au.ibm.com>
3481 * expmed.c (extract_split_bit_field): Remove if (0) code.
3482 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3483 (do_ds_constraint): Likewise.
3485 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3487 * doc/cppopts.texi (-dU): Document.
3488 * c-common.h (flag_dump_macros): Update comment.
3489 * c-opts.c (handle_OPT_d): Handle -dU.
3490 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3491 dump_queued_macros, cb_used_define, cb_used_undef): New.
3492 (init_pp_output): Handle -dU.
3493 (cb_line_change): Call dump_queued_macros.
3494 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3496 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3498 * config/avr/predicates.md (io_address_operand): New predicate.
3499 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3500 * config/avr/avr.c (avr_io_address_p): Remove function.
3501 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3502 'avr_io_address_p' function.
3503 (out_movhi_r_mr): (Ditto.).
3504 (out_movqi_mr_r): (Ditto.).
3505 (out_movhi_mr_r): (Ditto.).
3506 (avr_address_cost): (Ditto.).
3508 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3511 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3512 in 32bit mode when XMM registers are available to avoid store
3514 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3515 corresponding post-reload splitters.
3517 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3519 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3520 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3521 __builtin_ia32_roundss.
3522 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3523 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3524 __builtin_ia32_roundss.
3525 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3526 IX86_BUILTIN_SHUFPD here.
3528 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3530 * config/i386/i386.md (plogic): New.
3531 (plogicprefix): Likewise.
3533 * config/i386/mmx.md (mmx_<code><mode>3): New.
3534 (mmx_and<mode>3): Removed.
3535 (mmx_ior<mode>3): Likewise.
3536 (mmx_xor<mode>3): Likewise.
3538 * config/i386/sse.md (<code><mode>3): New.
3539 (*<code><mode>3): Likewise.
3540 (*<code><mode>3): Likewise.
3541 (<code><mode>3): Likewise.
3542 (*sse_<code><mode>3): Likewise.
3543 (*sse2_<code><mode>3): Likewise.
3544 (<code>tf3): Likewise.
3545 (*<code>tf3): Likewise.
3546 (and<mode>3): Likewise.
3547 (*and<mode>3): Likewise.
3548 (ior<mode>3): Removed.
3549 (*ior<mode>3): Likewise.
3550 (xor<mode>3): Likewise.
3551 (*xor<mode>3): Likewise.
3552 (*and<mode>3): Likewise.
3553 (*ior<mode>3): Likewise.
3554 (*xor<mode>3): Likewise.
3555 (and<mode>3): Likewise.
3556 (*sse_and<mode>3): Likewise.
3557 (*sse2_and<mode>3): Likewise.
3559 (*andtf3): Likewise.
3560 (ior<mode>3): Likewise.
3561 (*sse_ior<mode>3): Likewise.
3562 (*sse2_ior<mode>3): Likewise.
3564 (*iortf3): Likewise.
3565 (xor<mode>3): Likewise.
3566 (*sse_xor<mode>3): Likewise.
3567 (*sse2_xor<mode>3): Likewise.
3569 (*xortf3): Likewise.
3571 2008-04-02 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/14495
3574 PR tree-optimization/34793
3575 * tree-vrp.c (struct switch_update): New structure.
3576 (to_remove_edges, to_update_switch_stmts): New VECs.
3577 (simplify_switch_using_ranges): New function. Remove not taken
3578 case labels and edges.
3579 (simplify_stmt_using_ranges): Call it.
3580 (identify_jump_threads): Mark edges we have queued for removal
3581 so we don't thread them.
3582 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3584 * tree-cfg.c (group_case_labels): Deal with missing default label.
3585 (tree_verify_flow_info): Allow missing default label.
3586 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3587 (emit_case_nodes): Likewise.
3588 (expand_case): Do not rely on the default label to be present.
3589 * expr.c (try_casesi): Deal with NULL default_label.
3590 (do_tablejump): Likewise.
3592 2008-04-02 Richard Guenther <rguenther@suse.de>
3594 PR tree-optimization/14495
3595 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3596 SWITCH_EXPR here ...
3597 (vrp_visit_switch_stmt): ... but here (new function).
3598 (find_case_label_index): New helper function.
3599 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3601 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3603 * fwprop.c: Fix ISO-C99ism.
3605 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3608 * Makefile.in (objdir): Set it here.
3609 * configure.ac: Not here. Find dynamic linker characteristics.
3610 * exec-tool.in: Use them.
3611 * aclocal.m4: Regenerate.
3612 * configure: Regenerate.
3614 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3616 * expr.c (expand_var): Delete it.
3617 * expr.h (expand_var): Delete prototype.
3618 * function.c (expand_function_start): Use expand_decl instead.
3619 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3622 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3624 PR rtl-optimization/35542
3625 * fwprop.c (forward_propagate_and_simplify): Replace
3626 loc_reg_mentioned_in_p with reg_mentioned_p.
3628 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3630 PR rtl-optimization/35281
3631 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3632 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3633 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3634 (varying_mem_p): Move above propagate_rtx.
3635 (all_uses_available_at): Do not check MEMs.
3637 2008-04-02 Rafael Espindola <espindola@google.com>
3639 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3640 (register_edge_assert_for_2): Split the cond argument.
3641 (register_edge_assert_for_1): Adjust for the change in
3642 register_edge_assert_for_2.
3643 (register_edge_assert_for): Split the cond argument.
3644 (find_switch_asserts): Adjust for the change in
3645 register_edge_assert_for.
3647 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3649 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3650 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3651 offsets for 64-bit mingw.
3652 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3653 abi for x86_64-pc-mingw.
3655 2008-04-02 Richard Guenther <rguenther@suse.de>
3657 * tree-vrp.c (extract_range_from_assert): Make sure to not
3658 produce range min/max with TREE_OVERFOW set.
3659 If merging a anti-range and a range keep the anti-range if
3660 the range covers all values of the type.
3661 (register_edge_assert_for_2): Only allow sign-changing
3662 conversions in detecting canonical range checks. Also
3663 register an assert for the unsigned name if useful.
3665 PR tree-optimization/35787
3666 * tree-vrp.c (vrp_val_max): New function.
3667 (vrp_val_min): Likewise.
3668 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3669 (vrp_val_is_min): Likewise.
3670 (supports_overflow_infinity): Use vrp_val_{min,max}.
3671 (negative_overflow_infinity): Likewise.
3672 (positive_overflow_infinity): Likewise.
3673 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3674 (is_positive_overflow_infinity): Likewise.
3675 (is_overflow_infinity): Likewise.
3676 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3677 vrp_val_is_{min,max}.
3678 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3679 to ranges if possible. Avoid empty ranges.
3681 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3684 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3685 the expression is a function address.
3687 2008-04-01 George Helffrich <george@gcc.gnu.org>
3689 PR fortran/35154, fortran/23057
3690 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3691 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3692 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3693 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3695 (dbxout_syms): Check for COMMON-based symbol and wrap in
3696 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3697 in bracket for efficiency.
3699 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3700 using DW_TAG_common_block + member offset.
3701 (add_pubname_string): New function.
3702 (dw_expand_expr): New function to find block name and offset for
3704 (common_check): New function to check whether symbol in Fortran COMMON.
3705 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3707 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3710 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3712 2008-04-02 Ben Elliston <bje@au.ibm.com>
3714 * config/v850/v850.md (casesi): Remove if (0) code.
3715 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3716 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3718 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3720 * config/i386/i386.md (rex64suffix): New mode attribute.
3721 (floathi<mode>2): Disable expander for SSE math.
3722 (*floathi<mode>2_1): New insn insn_and_split pattern.
3723 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3724 corresponding post-reload splitters.
3725 (*floathi<mode>2_i387): New macroized insn pattern.
3726 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3727 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3728 insn_and_split pattern.
3729 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3730 New macroized instruction patterns and corresponding post-reload
3732 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3733 and corresponding post-reload splitters.
3734 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3735 New macroized instruction patterns.
3736 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3737 macroized instruction patterns and corresponding post-reload splitters.
3738 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3739 corresponding post-reload splitters.
3740 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3741 New macroized instruction patterns.
3742 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3743 corresponding post-reload splitters.
3744 (*floatsi<mode>2_i387): New macroized instruction patterns.
3746 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3748 * config/i386/i386.md (smaxmin): New.
3749 (umaxmin): Likewise.
3750 (maxminiprefix): Likewise.
3751 (maxminfprefix): Likewise.
3752 (<code><mode>3): Likewise.
3753 (smin<mode>3): Removed.
3754 (smax<mode>3): Likewise.
3756 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3757 (mmx_<code>v4hi3): Likewise.
3758 (mmx_<code>v8qi3): Likewise.
3759 (mmx_smaxv2sf3): Removed.
3760 (mmx_sminv2sf3): Likewise.
3761 (mmx_umaxv8qi3): Likewise.
3762 (mmx_smaxv4hi3): Likewise.
3763 (mmx_uminv8qi3): Likewise.
3764 (mmx_sminv4hi3): Likewise.
3766 * config/i386/sse.md (<addsub><mode>3): New.
3767 (*<addsub><mode>3): Likewise.
3768 (<sse>_vm<addsub><mode>3): Likewise.
3769 (<maxmin><mode>3): Likewise.
3770 (*<maxmin><mode>3_finite): Likewise.
3771 (*<maxmin><mode>3): Likewise.
3772 (<sse>_vm<maxmin><mode>3): Likewise.
3773 (sse3_h<addsub>v4sf3): Likewise.
3774 (sse3_h<addsub>v2df3): Likewise.
3775 (<maxmin>v16qi3): Likewise.
3776 (*<maxmin>v16qi3): Likewise.
3777 (<maxmin>v8hi3): Likewise.
3778 (*<maxmin>v8hi3): Likewise.
3779 (*sse4_1_<maxmin><mode>3): Likewise.
3780 (*sse4_1_<maxmin><mode>3): Likewise.
3781 (add<mode>3): Removed.
3782 (*add<mode>3): Likewise.
3783 (<sse>_vmadd<mode>3): Likewise.
3784 (sub<mode>3): Likewise.
3785 (*sub<mode>3): Likewise.
3786 (<sse>_vmsub<mode>3): Likewise.
3787 (smin<mode>3): Likewise.
3788 (*smin<mode>3_finite): Likewise.
3789 (*smin<mode>3): Likewise.
3790 (<sse>_vmsmin<mode>3): Likewise.
3791 (smax<mode>3): Likewise.
3792 (*smax<mode>3_finite): Likewise.
3793 (*smax<mode>3): Likewise.
3794 (<sse>_vmsmax<mode>3): Likewise.
3795 (sse3_haddv4sf3): Likewise.
3796 (sse3_haddv2df3): Likewise.
3797 (sse3_hsubv4sf3): Likewise.
3798 (sse3_hsubv2df3): Likewise.
3799 (umaxv16qi3): Likewise.
3800 (*umaxv16qi3): Likewise.
3801 (smaxv8hi3): Likewise.
3802 (*smaxv8hi3): Likewise.
3803 (*sse4_1_smax<mode>3): Likewise.
3804 (*sse4_1_umax<mode>3): Likewise.
3805 (uminv16qi3): Likewise.
3806 (*uminv16qi3): Likewise.
3807 (sminv8hi3): Likewise.
3808 (*sminv8hi3): Likewise.
3809 (*sse4_1_smin<mode>3): Likewise.
3810 (*sse4_1_umin<mode>3): Likewise.
3812 2008-04-01 Rafael Espindola <espindola@google.com>
3814 * tree-cfg.c (verify_expr): remove in_phi.
3815 (verify_stmt): Don't call walk_tree with verify_expr. Use
3816 is_gimple_min_invariant instead of is_gimple_val.
3818 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3820 * doc/include/gpl_v3.texi: Update for manpage generation.
3821 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3823 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3824 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3825 gpl_v3.texi instead of gpl.texi.
3828 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3831 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3833 2008-04-01 Rafael Espindola <espindola@google.com>
3835 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3836 (extract_code_and_val_from_cond): Use
3837 extract_code_and_val_from_cond_with_ops.
3839 2008-04-01 Jan Hubicka <jh@suse.cz>
3841 * function.c (free_after_compilation): Free epilogue_delay_list.
3842 (prepare_function_start): Assert that previous compilation was freed.
3844 2008-04-01 Jan Hubicka <jh@suse.cz>
3845 Jim Wilson <wilson@tuliptree.org>
3846 Andreas Tobler <andreast@gcc.gnu.org>
3849 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3850 rtl.emit instead cfun->emit.
3851 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3852 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3854 2008-04-01 Ben Elliston <bje@au.ibm.com>
3856 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3858 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3860 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3862 (fprofile-use): Add var flag_profile_use
3863 * coverage.c (coverage_begin_output): Do not open a gcno file for
3864 output only if -ftest-coverage is set.
3865 Do not add getpwd() to gcda file path.
3866 (build_gcov_info): Check the new flag
3867 flag_profile_datafile_relative_path.
3868 (coverage_init): Use profile_data_prefix.
3869 Read profile counter only if flag_profile_use is set.
3870 * opts.c (common_handle_option): New option fprofile-use=,
3871 fprofile-dir=, fprofile-generate=.
3872 * toplev.c (profile_data_prefix): New variable definition.
3873 * toplev.h (profile_data_prefix): New declaration.
3874 * doc/invoke.tex (Option Summary, Optimization Options):
3877 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3879 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3880 use tmp consistently.
3883 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3884 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3885 UNSPEC_FR_RECIP_APPROX_RES.
3886 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3888 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3891 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3893 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3896 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3897 element of the vector via a pointer.
3899 2008-03-31 Ian Lance Taylor <iant@google.com>
3901 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3903 2008-03-31 Jan Hubicka <jh@suse.cz>
3905 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3906 get_arg_pointer_save_area.
3907 * expr.c (init_expr): Just clear out rtl.expr.
3908 * function.c (free_after_compilation): Clear out whole RTL structure.
3909 (get_func_frame_size): Merge into ...
3910 (get_frame_size): ... this one.
3911 (assign_stack_local_1): Merge into ...
3912 (assign_stack_local): ... this one.
3913 (expand_function_end): Update call of get_arg_pointer_save_area.
3914 (get_art_pointer_save_area): Remove cfun argument.
3915 * function.h (emit_status): regno_pointer_align does not need length
3916 attribute. Move x_regno_reg_rtx to ...
3917 (regno_reg_rtx): ... new global array.
3918 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3919 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3920 apply_args_value, forced_labels, stack_pointer_delta):
3922 (struct varasm_status): Move here from varasm.c
3923 (struct rtl_data): New. Move here some fields from struct function.
3924 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3925 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3926 used_temp_slots avail_temp_slots, temp_slot_level,
3927 nonlocal_goto_handler_labels): Update accesstors.
3928 (rtl): New global variable.
3929 (struct function): Move some fileds to rtl_data.
3930 (get_arg_pointer_save_area): Update prototype.
3931 * emit-rtl.c (rtl): Declare.
3932 (regno_reg_rtx): Declare.
3933 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3935 (gen_reg_rtx): Update.
3936 (init_virtual_regs): Do not tate emit_status argument.
3937 (init_emit): Do not allocate emit.
3938 * varasm.c (varasm_statuc): Move to function.h.
3939 (n_deferred_constatns): Update accestor.
3940 (init_varasm_status): Do not allocate varasm_status.
3941 (force_const_mem, get_pool_size, output_constant_pool): Update.
3942 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3943 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3945 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3947 PR rtl-optimization/35729
3948 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3951 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3954 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3955 load/store if memory is unaligned.
3956 (*movti_rex64): Likewise.
3958 * config/i386/predicates.md (misaligned_operand): New.
3960 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3963 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3966 2008-03-31 Jan Beulich <jbeulich@novell.com>
3968 * config/ia64/constraints.md: Add 'j' constraint.
3969 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3970 (movdi_internal): Likewise.
3972 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3975 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3977 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3980 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3981 proper error message for the third argument on blendpd and
3984 * config/i386/sse.md (blendbits): New.
3985 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3987 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3989 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3991 2008-03-30 Richard Guenther <rguenther@suse.de>
3994 * fold-const.c (fold_sign_changed_comparison): Do leave
3995 conversions to base-types alone.
3997 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3999 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4000 the link register if one altivec register is be saved.
4002 2008-03-30 Ben Elliston <bje@au.ibm.com>
4004 * final.c (final_scan_insn): Remove if (0) code.
4006 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4008 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4010 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4012 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4013 of V4SFmode to ix86_binary_operator_ok.
4015 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4017 * config/i386/i386.c (override_options): Initialize
4018 ix86_veclib_handler to ix86_veclibabi_svml when
4019 -mveclibabi=svml is used.
4020 (ix86_veclibabi_svml): New function for SVML ABI style
4021 vectorization support.
4022 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4024 2008-03-28 Rafael Espindola <espindola@google.com>
4026 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4027 (tree_binary_nonnegative_warnv_p): Make it public.
4028 (tree_single_nonnegative_warnv_p): Make it public.
4029 (tree_invalid_nonnegative_warnv_p): Make it public.
4030 (tree_unary_nonzero_warnv_p): Make it public.
4031 (tree_binary_nonzero_warnv_p): Make it public
4032 (tree_single_nonzero_warnv_p): Make it public.
4033 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4034 (extract_range_from_binary_expr): Split the expr argument.
4035 (extract_range_from_unary_expr): Split the expr argument.
4036 (extract_range_from_comparison): Split the expr argument.
4037 (extract_range_from_expr): Use the new aux functions.
4038 (vrp_evaluate_conditional_warnv): Use
4039 vrp_evaluate_conditional_warnv_with_ops.
4040 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4041 (tree_binary_nonzero_warnv_p): Declare.
4042 (tree_single_nonzero_warnv_p): Declare.
4043 (tree_expr_nonzero_warnv_p): Declare.
4044 (tree_unary_nonnegative_warnv_p): Declare.
4045 (tree_binary_nonnegative_warnv_p): Declare.
4046 (tree_single_nonnegative_warnv_p): Declare.
4047 (tree_invalid_nonnegative_warnv_p): Declare.
4049 2008-03-28 Richard Guenther <rguenther@suse.de>
4051 PR tree-optimization/30317
4052 PR tree-optimization/30911
4053 PR tree-optimization/34793
4054 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4055 (struct assert_locus_d): New member EXPR.
4056 (register_new_assert_for): Add EXPR parameter to support
4057 ASSERT_EXPR <name, expr OP limit>.
4058 (register_edge_assert_for_1): Adjust callers.
4059 (find_assert_locations): Likewise.
4060 (process_assert_insertions_for): Build condition from expression.
4061 (extract_range_from_assert): Handle ASSERT_EXPRs
4062 of the form ASSERT_EXPR <name, expr OP limit>.
4063 (register_edge_assert_for_2): New helper registering
4064 asserts for comparisons. Recognize range tests of the form
4065 (unsigned)i - CST1 OP CST2.
4066 (register_edge_assert_for_1): Use it.
4067 (register_edge_assert_for): Likewise.
4068 (needs_overflow_infinity): Integer sub-types
4069 do not need overflow infinities.
4070 (vrp_val_is_max): The extreme values of integer sub-types
4071 are those of the base type.
4072 (vrp_val_is_min): Likewise.
4073 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4076 2008-03-28 Nick Clifton <nickc@redhat.com>
4079 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4080 Return GENERAL_REGS for stack adjustment reloads.
4082 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4085 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4086 const_vector when all the vectors are constant.
4088 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4090 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4092 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4093 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4095 (s<code>_sf): Use new scc_sf attribute for opcode names.
4097 2008-03-27 Tom Tromey <tromey@redhat.com>
4099 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4100 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4101 config/spu/t-spu-elf, config/i386/t-interix,
4102 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4103 config/i386/x-darwin, config/i386/x-mingw32,
4104 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4105 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4106 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4107 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4108 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4109 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4110 config/score/t-score-elf, config/arm/t-strongarm-pe,
4111 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4112 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4113 Revert automatic dependency patch.
4115 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4118 * config/i386/i386.c (ix86_function_arg_boundary): Align
4119 decimal floating point to its natural boundary.
4121 2008-03-27 Richard Guenther <rguenther@suse.de>
4124 * fold-const.c (fold_comparison): Restrict distinct decl
4125 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4126 solely rely on operand_equal_p.
4128 2008-03-27 Richard Guenther <rguenther@suse.de>
4131 * c-common.c (handle_weak_attribute): Reject combination of
4134 2008-03-27 Richard Guenther <rguenther@suse.de>
4136 PR tree-optimization/32810
4137 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4138 conversions from DECL_INITIAL.
4139 (fold_const_aggregate_ref): Likewise from constructor elements.
4141 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4143 * tree-affine.h (aff_combination_expand): Declare.
4144 (get_inner_reference_aff): Likewise.
4145 * tree-affine.c (aff_combination_expand): Split out from
4146 tree_to_aff_combination_expand.
4147 (get_inner_reference_aff): New function.
4148 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4149 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4150 (struct lim_aux_data): sm_done field removed.
4151 (mem_ref_loc_p, mem_ref_locs_p): New types.
4152 (struct mem_ref): Added id, stored, accesses_in_loop,
4153 indep_loop, dep_loop, indep_ref, dep_ref fields.
4154 Removed is_stored, locs and next fields.
4155 (memory_accesses): New variable.
4156 (movement_possibility): Do not allow moving statements
4157 that store to memory.
4158 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4160 (determine_max_movement): For statements with memory references,
4161 find the outermost loop in that the reference is independent.
4162 (move_computations_stmt): Mark the virtual operands for renaming.
4163 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4164 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4165 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4166 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4167 create_vop_ref_mapping, analyze_memory_references,
4168 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4169 get_all_locs_in_loop, ref_always_accessed_p,
4170 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4171 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4172 store_motion_loop, store_motion): New functions.
4173 (struct vop_to_refs_elt): New type.
4174 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4175 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4176 (schedule_sm): Replaced by...
4177 (execute_sm): ... this.
4178 (determine_lsm_ref, hoist_memory_references,
4179 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4180 find_more_ref_vops, free_mem_ref, free_mem_refs,
4181 determine_lsm_loop, determine_lsm): Removed.
4182 (tree_ssa_lim_finalize): Free data structures used by store motion.
4183 (tree_ssa_lim): Call analyze_memory_references. Use
4184 store_motion instead of determine_lsm.
4186 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4188 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4189 rename tmake_file to m68hc11/t-m68hc11.
4190 (mcore): Set inhibit_libc to true.
4191 * config.host (alpha*-dec-*vms*): Set extra_programs.
4192 (interix3*): Don't use host_xmake_file.
4193 * configure.ac: Let config.gcc override inhibit_libc.
4194 * configure: Regenerate.
4196 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4197 * config/t-openbsd-thread: Remove commented out lines.
4199 * config/x-interix: Remove.
4201 * config/m68hc11/t-m68hc11-gas: Rename to...
4202 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4204 * config/mcore/t-mcore: Remove T_CFLAGS.
4205 * config/mcore/t-mcore-pe: Likewise.
4207 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4209 * configure.ac: Replace custom __GNU_SOURCE test with
4210 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4211 * aclocal.m4: Regenerate.
4212 * configure: Regenerate.
4213 * config.in: Regenerate.
4215 2008-03-27 Richard Guenther <rguenther@suse.de>
4217 * fold-const.c (target.h): Include.
4218 (fold_comparison): Fold comparison of addresses of decls
4219 that bind locally or of constants. Consolidate address folding code.
4220 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4221 results from fold_binary_to_constant.
4222 (compare_values_warnv): Likewise.
4224 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4227 * fold-const.c (fold_truthop): Check for integeral types when folding
4228 a == 0 && b == 0 and a != 0 || b != 0 .
4230 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4232 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4234 2008-03-26 Andreas Schwab <schwab@suse.de>
4236 * doc/invoke.texi: Fix use of @item vs. @itemx.
4238 2008-03-26 Tom Tromey <tromey@redhat.com>
4240 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4241 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4242 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4243 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4244 build/genconstants.o, build/genemit.o, build/genextract.o,
4245 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4246 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4249 2008-03-26 Richard Guenther <rguenther@suse.de>
4252 2008-03-26 Richard Guenther <rguenther@suse.de>
4254 * fold-const.c (target.h): Include.
4255 (fold_comparison): Fold comparison of addresses of two decls
4256 that bind locally. Consolidate address folding code.
4258 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4260 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4261 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4262 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4263 dconstsqrt2, dconstthird, dconste and/or dconst10.
4264 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4265 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4266 dconstsqrt2, dconste): Delete.
4267 (init_emit_once): Likewise. Simplify initializing dconstm1.
4269 * real.c (get_real_const): New.
4270 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4271 dconstsqrt2, dconste): Delete.
4272 (real_value_const, get_real_const): New.
4274 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4276 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4278 * config/i386/i386.c (ix86_function_arg_boundary): Check
4279 BIGGEST_ALIGNMENT instead of 128.
4280 (setup_incoming_varargs_64): Likewise.
4282 2008-03-26 Tom Tromey <tromey@redhat.com>
4284 * Makefile.in (DEPFILES): Add missing '/'.
4286 2008-03-26 Richard Guenther <rguenther@suse.de>
4288 * fold-const.c (target.h): Include.
4289 (fold_comparison): Fold comparison of addresses of two decls
4290 that bind locally. Consolidate address folding code.
4292 2008-03-26 Nick Clifton <nickc@redhat.com>
4295 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4296 not allow INT+INT as a legitimate addressing mode.
4298 2008-03-26 Richard Guenther <rguenther@suse.de>
4300 * tree-flow.h (widen_bitfield): Remove declaration.
4301 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4302 (widen_bitfield): Remove function.
4303 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4306 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4309 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4312 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4314 PR rtl-optimization/35232
4315 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4316 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4317 reg_reloaded_call_part_clobbered here.
4318 (reload_regs_reach_end_p): New function.
4319 (reload_reg_rtx_for_input): New variable.
4320 (reload_reg_rtx_for_output): Likewise.
4321 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4322 when reassigning a pseudo register. Load reloadreg from
4323 reload_reg_rtx_for_input, moving the mode and register
4325 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4326 instead of the original when deciding whether an input reload
4327 would be a no-op or whether an output reload can be deleted.
4328 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4329 when setting up new_spill_reg_store. Load it from
4330 reload_reg_rtx_for_output, moving the mode and register
4332 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4333 instead of the original when deciding whether an output reload
4334 would be a no-op. Do the same when modifying insn notes.
4335 Use rtx_equal_p instead of == to compare the registers.
4336 (inherit_piecemeal_p): Take a mode and two register numbers
4338 (emit_reload_insns): Clear new_spill_reg_store for every hard
4339 register in the reload register. Remove spill registers
4340 from reg_reloaded_valid before considering whether to record
4341 inheritance information for them. Use reload_reg_rtx_for_output
4342 instead of reg_rtx when recording output reloads. Use
4343 reload_reg_rtx_for_input instead of reg_rtx when recording
4344 input reloads. Set or clear reg_reloaded_call_part_clobbered
4345 at the same time as setting reg_reloaded_valid.
4346 (delete_output_reload): Add a new_reload_reg parameter and use it
4347 instead of rld[j].reg_rtx.
4348 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4351 2008-03-25 Tom Tromey <tromey@redhat.com>
4353 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4354 (build/genattr.o): Likewise.
4355 (build/genattrtab.o): Likewise.
4356 (build/gencodes.o): Likewise.
4357 (build/genconfig.o): Likewise.
4358 (build/genconstants.o): Likewise.
4359 (build/genemit.o): Likewise.
4360 (build/genextract.o): Likewise.
4361 (build/genflags.o): Likewise.
4363 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4365 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4366 instead of size_int for integer types.
4367 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4368 to match type of MINUS_EXPR.
4370 2008-03-25 Tom Tromey <tromey@redhat.com>
4372 * configure: Rebuilt.
4373 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4376 2008-03-25 Tom Tromey <tromey@redhat.com>
4378 * config/x-solaris (host-solaris.o): Update.
4379 * config/x-linux (host-linux.o): Update.
4380 * config/x-hpux (host-hpux.o): Update.
4381 * config/x-darwin (host-darwin.o): Update.
4382 * config/v850/t-v850e (v850-c.o): Update.
4383 * config/v850/t-v850 (v850-c.o): Update.
4384 * config/t-vxworks (vxworks.o): Update.
4385 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4386 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4387 * config/spu/t-spu-elf (spu-c.o): Update.
4389 * config/sh/t-symbian (sh-c.o): Update.
4390 (symbian.o): Update.
4391 * config/sh/t-sh (sh-c.o): Update.
4392 * config/score/t-score-elf (score7.o, score3.o): Update.
4393 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4394 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4395 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4396 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4398 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4399 * config/m32c/t-m32c (m32c-pragma.o): Update.
4400 * config/ia64/t-ia64 (ia64-c.o): Update.
4401 * config/i386/x-mingw32 (host-mingw32.o): Update.
4402 * config/i386/x-i386 (driver-i386.o): Update.
4403 * config/i386/x-darwin (host-i386-darwin.o): Update.
4404 * config/i386/x-cygwin (host-cygwin.o): Update.
4405 * config/i386/t-nwld (nwld.o): Update.
4406 * config/i386/t-netware (netware.o): Update.
4407 * config/i386/t-interix (winnt.o): Update.
4408 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4409 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4410 msformat-c.o): Update.
4411 * config/bfin/t-bfin-linux (generated_files): Add
4412 linux-sysroot-suffix.h.
4413 * config/arm/t-wince-pe (pe.o): Update.
4414 * config/arm/t-strongarm-pe (pe.o): Update.
4415 * config/arm/t-pe (pe.o): Update.
4416 * config/arm/t-arm (arm-c.o): Update.
4417 * doc/install.texi (Prerequisites): Require make 3.80.
4418 * Makefile.in: Remove .o targets.
4419 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4420 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4421 (simple_generated_h, simple_generated_c): Move earlier.
4422 (generated_files): New variable.
4423 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4424 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4425 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4426 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4427 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4428 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4429 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4430 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4431 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4432 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4433 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4434 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4436 (COMPILE.base, COMPILE): New variables.
4437 (%.o): New pattern rule.
4438 (ALL_HOST_OBJS): New variable.
4439 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4440 (dummy-checksum.o, cc1-checksum.o): Remove.
4441 (DRIVER_SHLIB): New variable.
4442 (DRIVER_DEFINES): Use it.
4443 (gencondmd.c): Move out of build/.
4444 (s-conditions): Update.
4445 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4446 (ALL_BUILD_OBJS): Likewise.
4447 (build/%.o): Use BUILDCOMPILE.
4448 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4449 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4450 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4451 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4452 build/genconfig.o, build/genconstants.o, build/genemit.o,
4453 build/genextract.o, build/genflags.o, build/genmddeps.o,
4454 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4455 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4456 build/gen-protos.o, build/scan.o, build/fix-header.o,
4457 build/scan-decls.o): Simplify.
4458 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4459 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4460 prefix.o, toplev.o): Reduce to variable setting.
4461 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4462 ($(out_object_file), gcc-options.o): New targets.
4463 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4464 * configure: Rebuilt.
4465 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4466 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4468 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4470 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4471 complain when we hit an error, return ERROR_MARK_NODE.
4473 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4475 * config/sh/constraints.md (Pso, Psz): New constraints.
4476 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4477 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4479 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4481 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4482 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4484 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4486 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4487 (prefetch_sh2a): New.
4489 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4490 Naveen.H.S <naveen.hs@kpitcummins.com>
4492 * config/sh/constraints.md (I28): New constraint.
4493 * config/sh/sh.c (broken_move): Add support for movi20s.
4494 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4496 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4497 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4498 Naveen.H.S <naveen.hs@kpitcummins.com>
4500 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4501 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4502 (print_operand): Handle resbank in %@ operand code.
4503 (sh_encode_section_info): New.
4504 (push_regs): Add conditions for resbank.
4505 (sh_expand_epilogue): Likewise.
4506 (sh_insert_attributes): Likewise.
4507 (sh_attribute_table): Likewise.
4508 (sh_handle_resbank_handler_attribute): New.
4509 (sh2a_handle_function_vector_handler_attribute): New.
4510 (sh2a_is_function_vector_call): New.
4511 (sh2a_get_function_vector_number): New.
4512 (sh2a_function_vector_p): New.
4513 (sh_cfun_resbank_handler_p): New.
4514 * config/sh/sh.md (calli): Emit jsr/n if possible.
4515 (calli_tbr_rel): New.
4516 (calli_pcrel): Emit jsr/n if possible.
4517 (return_i): Emit rts/n if possible.
4518 (call_valuei_tbr_rel): New.
4519 (call_valuei_pcrel): Add condition for SH2A target.
4520 (call_value): Likewise.
4521 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4522 (sh2a_get_function_vector_number): Likewise.
4523 (sh2a_is_function_vector_call): Likewise.
4524 * doc/extend.texi: Document TBR relative addressing of SH2A.
4525 (resbank): Add description for SH2A.
4527 2008-03-24 Richard Guenther <rguenther@suse.de>
4530 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4531 pointer assignments change conversions according to middle-end rules.
4532 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4533 * configure.ac: Include type checking in yes.
4534 * configure: Regenerate.
4536 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4538 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4539 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4541 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4543 * gthr-vxworks.h (UNUSED): Define.
4545 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4547 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4549 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4551 * doc/extend.texi (Function Attributes): Add missing comma in the
4552 example of the "alloc_size" attribute.
4554 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4557 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4559 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4562 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4565 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4566 of the underlying type of a MS bitfield layout to the natural
4567 alignment of the type.
4569 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4571 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4572 to their natural alignment to avoid store forwarding stalls.
4574 2008-03-22 Richard Guenther <rguenther@suse.de>
4576 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4577 For PHI nodes verify the address is invariant.
4578 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4579 (get_symbol_constant_value): Use is_gimple_min_invariant.
4580 (maybe_fold_stmt_indirect): Likewise.
4582 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4584 PR rtl-optimization/33927
4585 * Makefile.in (dse.o): Depend on $(TM_P_H).
4586 * expr.h (extract_low_bits): Declare.
4587 * expmed.c (extract_low_bits): New function.
4588 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4589 * dse.c: Include tm_p.h.
4590 (find_shift_sequence): Remove the read_reg argument and return the
4591 read value. Emit the instructions instead of returning them.
4592 Iterate on new_mode rather than calculating it each time.
4593 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4594 source to NEW_MODE and extract_low_bits to convert the shifted
4596 (replace_read): Allow the load and store to have different mode
4597 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4598 or extraction instructions before trying the replacement. Update
4599 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4601 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4603 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4604 to their natural alignment to avoid store forwarding stalls.
4606 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4609 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4610 encouraging but not allowing gprs for input;
4611 change the input constraint to !f#r.
4612 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4614 change the output constraint to !f#r.
4616 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4619 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4620 corresponding post-reload splitters.
4621 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4622 when x87 FP math is selected.
4623 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4624 New function prototype.
4625 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4626 unreachable function to ease macroization of insn patterns.
4628 2008-03-21 Martin Jambor <mjambor@suse.cz>
4630 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4631 reference dumps if ddr is NULL or dependence is unknown.
4633 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4635 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4636 unsigned extension into account.
4637 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4638 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4639 Do computations on a scratch register.
4641 2008-03-21 Richard Guenther <rguenther@suse.de>
4643 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4644 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4645 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4646 * tree-ssa-dom.c (record_equality): Likewise.
4647 * tree-inline.c (copy_body_r): Likewise.
4648 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4651 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4653 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4654 as 'delete_unused' argument.
4656 2008-03-20 Richard Guenther <rguenther@suse.de>
4658 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4659 special casing of constant qualifiers.
4660 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4661 care about them in general.
4662 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4663 regardless of their type.
4664 (fold_stmt_r): Forcefully fold *& if we end up with that.
4666 2008-03-20 Paul Brook <paul@codesourcery.com>
4668 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4669 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4671 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4673 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4674 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4676 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4678 * common.opt (Wmudflap): New option.
4679 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4680 (mx_register_decls): Likewise.
4681 (mudflap_finish_file): Likewise.
4682 * doc/invoke.texi: Document -Wno-mudflap.
4684 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4686 * c-format.c (replace_format_name_to_system_name): New.
4688 (convert_format_name_to_system_name): New.
4689 (decode_format_attr): Add use of convert_format_name_to_system_name.
4690 (format_types_orig): Add gnu_ prefix to names.
4691 (check_format_info_main): Special treating of \0 escaped names for
4692 supporting multi-character format specifiers as I32, I64.
4693 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4694 (gnu_target_overrides_format_attributes): New.
4695 * c-format.h: Add structure target_ovr_attr to hold
4696 system specific formatter names.
4697 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4698 msformat-c.o file to c_target_objs and cxx_target_objs.
4699 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4700 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4701 (TARGET_N_FORMAT_TYPES): New.
4702 * config/i386/msformat-c.c: New.
4703 * config/i386/t-cygming: Add build rule for msformat-c.o.
4704 * doc/extend.texi: Add new format names gnu_* and ms_* and
4706 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4708 2008-03-20 Ira Rosen <irar@il.ibm.com>
4710 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4711 optimizations turned on under -O3.
4712 (ftree-vectorize): Add that the flag is turned on with -O3.
4714 2008-03-20 Ben Elliston <bje@au.ibm.com>
4716 * regmove.c (try_auto_increment): Fix spelling error in comment.
4717 * final.c (final_scan_insn): Likewise.
4719 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4722 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4723 allocator preferences for "y" and "r" class registers.
4724 ("*mov<mode>_internal"): Ditto.
4725 ("*movv2sf_internal_rex64"): Ditto.
4726 ("*movv2sf_internal"): Ditto.
4728 2008-03-19 Michael Matz <matz@suse.de>
4731 * calls.c (expand_call): Check overlap of arguments with call
4732 address for sibcalls.
4734 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4737 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4738 of the underlying type of a MS bitfield layout to the natural
4739 alignment of the type.
4741 2008-03-19 Jan Hubicka <jh@suse.cz>
4744 * toplev.c (decode_d_option): Handle all CPP flags.
4745 * tree-vrp.c: Update tree_pass descriptors.
4746 * regrename.c: Update tree_pass descriptors.
4747 * fwprop.c: Update tree_pass descriptors.
4748 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4749 * tree-into-ssa.c: Update tree_pass descriptors.
4750 * tree-dump.c: Update tree_pass descriptors.
4751 * tree-complex.c: Update tree_pass descriptors.
4752 * tree-dump.h: Update tree_pass descriptors.
4753 * see.c: Update tree_pass descriptors.
4754 * cgraphbuild.c: Update tree_pass descriptors.
4755 * tracer.c: Update tree_pass descriptors.
4756 * tree-loop-distribution.c: Update tree_pass descriptors.
4757 * cgraph.c: Update tree_pass descriptors.
4758 * postreload-gcse.c: Update tree_pass descriptors.
4759 * postreload.c: Update tree_pass descriptors.
4760 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4761 * tree-tailcall.c: Update tree_pass descriptors.
4762 * tree-pass.h (tree_opt_pass): Rename to ...
4763 (opt_pass) ... this one; add "type" field and remove letter field.
4764 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4765 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4766 all_lowering_passes): Update declaration.
4767 * ipa-cp.c: Update tree_pass descriptors.
4768 * final.c: Update tree_pass descriptors.
4769 * omp-low.c: Update tree_pass descriptors.
4770 * tree-ssa-dse.c: Update tree_pass descriptors.
4771 * ipa-reference.c: Update tree_pass descriptors.
4772 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4773 * auto-inc-dec.c: Update tree_pass descriptors.
4774 * reorg.c: Update tree_pass descriptors.
4775 * cgraphunit.c: Update tree_pass descriptors.
4776 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4777 * tree-ssa-ccp.c: Update tree_pass descriptors.
4778 * df-core.c: Update tree_pass descriptors.
4779 * mode-switching.c: Update tree_pass descriptors.
4780 * tree-nomudflap.c: Update tree_pass descriptors.
4781 * modulo-sched.c: Update tree_pass descriptors.
4782 * ipa-pure-const.c: Update tree_pass descriptors.
4783 * cse.c: Update tree_pass descriptors.
4784 * web.c: Update tree_pass descriptors.
4785 * tree-stdarg.c: Update tree_pass descriptors.
4786 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4787 * tree-ssa-dom.c: Update tree_pass descriptors.
4788 * tree-nrv.c: Update tree_pass descriptors.
4789 * tree-ssa-alias.c: Update tree_pass descriptors.
4790 * loop-init.c: Update tree_pass descriptors.
4791 * gimple-low.c: Update tree_pass descriptors.
4792 * ipa-inline.c: Update tree_pass descriptors.
4793 * tree-ssa-sink.c: Update tree_pass descriptors.
4794 * global.c: Update tree_pass descriptors.
4795 * ifcvt.c: Update tree_pass descriptors.
4796 * jump.c: Update tree_pass descriptors.
4797 * predict.c: Update tree_pass descriptors.
4798 * tree-ssa-loop.c: Update tree_pass descriptors.
4799 * recog.c: Update tree_pass descriptors.
4800 * dse.c: Update tree_pass descriptors.
4801 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4802 * tree-eh.c: Update tree_pass descriptors.
4803 * regmove.c: Update tree_pass descriptors.
4805 * function.c: Update tree_pass descriptors.
4806 * tree-vectorizer.c: Update tree_pass descriptors.
4807 * gcse.c: Update tree_pass descriptors.
4808 * ipa-type-escape.c: Update tree_pass descriptors.
4809 * tree-if-conv.c: Update tree_pass descriptors.
4810 * init-regs.c: Update tree_pass descriptors.
4811 * ipa.c: Update tree_pass descriptors.
4812 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4813 * rtl-factoring.c: Update tree_pass descriptors.
4814 * lower-subreg.c: Update tree_pass descriptors.
4815 * bt-load.c: Update tree_pass descriptors.
4816 * tree-dfa.c: Update tree_pass descriptors.
4817 * except.c: Update tree_pass descriptors.
4818 * emit-rtl.c: Update tree_pass descriptors.
4819 * cfgexpand.c: Update tree_pass descriptors.
4820 * tree-cfgcleanup.c: Update tree_pass descriptors.
4821 * cfgcleanup.c: Update tree_pass descriptors.
4822 * tree-ssa-pre.c: Update tree_pass descriptors.
4823 * tree-sra.c: Update tree_pass descriptors.
4824 * tree-mudflap.c: Update tree_pass descriptors.
4825 * tree-ssa-copy.c: Update tree_pass descriptors.
4826 * cfglayout.c: Update tree_pass descriptors.
4827 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4828 * tree-ssa-dce.c: Update tree_pass descriptors.
4829 * tree-ssa.c: Update tree_pass descriptors.
4830 * regclass.c: Update tree_pass descriptors.
4831 * integrate.c: Update tree_pass descriptors.
4832 * tree-optimize.c: Update tree_pass descriptors.
4833 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4834 * tree-object-size.c: Update tree_pass descriptors.
4835 * combine.c: Update tree_pass descriptors.
4836 * tree-outof-ssa.c: Update tree_pass descriptors.
4837 * bb-reorder.c: Update tree_pass descriptors.
4838 * stack-ptr-mod.c: Update tree_pass descriptors.
4839 * var-tracking.c: Update tree_pass descriptors.
4840 * tree-profile.c: Update tree_pass descriptors.
4841 * tree-vect-generic.c: Update tree_pass descriptors.
4842 * reg-stack.c: Update tree_pass descriptors.
4843 * sched-rgn.c: Update tree_pass descriptors.
4844 * tree-ssa-structalias.c: Update tree_pass descriptors.
4845 * tree-cfg.c: Update tree_pass descriptors.
4846 * passes.c (current_pass): Update declaration.
4847 (finish_optimization_passes): Update.
4848 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4849 (register_one_dump_file, register_dump_files_1, next_pass_1):
4851 (init_optimization_passes): Update handling of new types.
4852 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4853 * ipa-struct-reorg.c: Update tree_pass descriptors.
4854 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4855 * combine-stack-adj.c: Update tree_pass descriptors.
4856 * cfgrtl.c: Update tree_pass descriptors.
4857 * dce.c: Update tree_pass descriptors.
4858 * tree-ssanames.c: Update tree_pass descriptors.
4860 2008-03-19 Richard Guenther <rguenther@suse.de>
4863 * tree-ssa.c (walk_data): New structure.
4864 (warn_uninitialized_var): If not always_executed warn with "maybe"
4866 (execute_early_warn_uninitialized): Compute post-dominators.
4867 Initialize always_executed before processing each basic block.
4869 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4872 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4873 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4875 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4877 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4879 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4881 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4883 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4884 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4885 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4886 target after ignore has been set, and move there also the commputation
4887 of subtarget and original_target.
4888 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4889 (LANG_HOOKS_INITIALIZER): Remove it.
4890 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4892 2008-03-18 Richard Guenther <rguenther@suse.de>
4894 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4895 found an expression with constants, note that in the VN for the lhs.
4896 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4897 fold them to constants if possible. Run cleanup_cfg if done so.
4898 (execute_pre): Return todo.
4900 (execute_fre): Likewise.
4901 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4903 (get_prop_source_stmt): Look through pointer conversions.
4905 2008-03-18 Jan Hubicka <jh@suse.cz>
4907 * tree-pretty-print.c: Include predict.h.
4908 (dump_generic_node): Dump predictor.
4909 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4910 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4911 * gimple-low.c (lower_stmt): Likewise.
4912 * expr.c (expand_expr_real): Likewise.
4913 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4915 (build_predict_expr, build_predict_expr): New.
4916 * predict.h (predictor_name, build_predict_expr): Update.
4917 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4918 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4919 * predict.def (PRED_CONTINUE): Update hitrate.
4920 * tree.def (PREDICT_EXPR): Define.
4921 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4922 do not handle BIND_EXPR.
4923 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4924 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4925 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4928 2008-03-18 Michael Matz <matz@suse.de>
4930 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4932 2008-03-18 Richard Guenther <rguenther@suse.de>
4934 * tree-gimple.h (is_gimple_invariant_address): Declare.
4935 (is_gimple_constant): Likewise.
4936 * tree-gimple.c (is_gimple_constant): New function.
4937 (is_gimple_invariant_address): Likewise.
4938 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4939 and is_gimple_invariant_address.
4940 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4942 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4943 an addressable base.
4945 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4948 * gimplify.c (gimplify_expr): Gimplify second operand of
4951 2008-03-17 Richard Guenther <rguenther@suse.de>
4953 PR tree-optimization/19637
4954 * fold-const.c (fold_unary): Remove restrictions of removing
4955 intermediate pointer-conversions (P2)(P1)P0.
4956 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4957 conversion to void pointer.
4958 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4960 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4963 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4964 emulated thread local variables.
4966 2008-03-16 Richard Guenther <rguenther@suse.de>
4969 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4970 expand TREE_INVARIANT operations that are not gimple invariant.
4972 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4974 * doc/extend.texi (Alignment): Say that the ABI controls
4975 the __alignof__ for non-strict-alignment targets rather
4976 than being a recommendation.
4978 2008-03-15 Paul Brook <paul@codesourcery.com>
4980 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4982 (arm_output_fn_unwind): Mark functions that can not be unwound.
4984 2008-03-15 Paul Brook <paul@codesourcery.com>
4986 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4987 extension instructions.
4989 2008-03-15 Richard Guenther <rguenther@suse.de>
4991 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4992 and fold constant aggregate refs.
4993 (fold_const_aggregate_ref): Handle string constants
4994 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4995 (evaluate_stmt): Simplify now that ccp_fold folds constant
4998 2008-03-15 Paul Brook <paul@codesourcery.com>
5000 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5001 (extzv): Use gen_extzv_t2.
5002 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5004 2008-03-15 Richard Guenther <rguenther@suse.de>
5006 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5007 (fold_const_aggregate_ref): Likewise.
5008 (get_value): Return NULL if we don't have any values.
5009 (ccp_finalize): Set const_val to NULL after freeing it.
5010 * tree-flow.h (get_symbol_constant_value): Declare.
5011 (fold_const_aggregate_ref): Likewise.
5012 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5014 2008-03-15 Richard Guenther <rguenther@suse.de>
5017 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5018 to not produce negative array indices if not allowed. Add
5019 parameter to indicate that.
5020 (maybe_fold_offset_to_component_ref): Allow negative array
5021 indices only for the first member of a structure.
5022 (maybe_fold_offset_to_reference): Allow negative array indices.
5023 (maybe_fold_stmt_addition): Likewise.
5025 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5026 Anatoly Sokolov <aesok@post.ru>
5028 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5029 (avr_arch): Add ARCH_AVR6.
5030 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5031 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5032 instead of fixed value 2.
5033 (print_operand_address): Use gs() asm specifier instead of pm().
5034 (avr_assemble_integer): (Ditto.).
5035 (avr_output_addr_vec_elt): (Ditto.).
5036 (print_operand): Handle "!" code.
5037 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5038 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5039 (AVR_HAVE_EIJMP_EICALL): Define.
5040 (AVR_3_BYTE_PC): Redefine.
5041 (AVR_2_BYTE_PC): (Ditto.).
5042 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5043 (LINK_SPEC): Add atmega2560 and atmega2561.
5044 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5046 * config/avr/avr.md (call_insn): Use eicall instead of icall
5047 for 3 byte PC devices.
5048 (call_value_insn): (Ditto.).
5049 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5050 (indirect_jump): Use only for for 2 byte PC devices.
5051 (*tablejump): (Ditto.).
5052 (*indirect_jump_avr6): Add insn.
5053 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5054 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5055 instead of ijmp for 3 byte PC devices.
5056 (__tablejump2__): (Ditto.).
5057 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5058 (MULITLIB_DIRNAMES): (Ditto.).
5059 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5061 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5063 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5064 "sse2_umulsidi3". Use V1DI mode for operand 0.
5065 ("mmx_psadbw"): Use V1DI mode for operand 0.
5066 * config/i386/i386-modes.def (V1SI): New vector mode.
5067 * config/i386/i386.c (struct builtin_description)
5068 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5069 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5070 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5071 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5072 v1di_ftype_v8qi_v8qi type.
5073 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5075 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5076 __builtin_ia32_pmuludq]: Fix the mode of return value.
5078 2008-03-15 Richard Guenther <rguenther@suse.de>
5081 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5084 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5086 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5087 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5088 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5089 unless TARGET_SERIALIZE_VOLATILE is enabled.
5090 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5091 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5092 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5094 2008-03-14 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/34172
5097 * tree-flow.h (refs_may_alias_p): Declare.
5098 (get_single_def_stmt): Likewise.
5099 (get_single_def_stmt_from_phi): Likewise.
5100 (get_single_def_stmt_with_phi): Likewise.
5101 * tree-dfa.c (refs_may_alias_p): New function.
5102 (get_single_def_stmt): Likewise.
5103 (get_single_def_stmt_from_phi): Likewise.
5104 (get_single_def_stmt_with_phi): Likewise.
5105 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5106 (vn_reference_lookup_1): New helper function.
5107 (vn_reference_lookup): Walk the virtual use-def chain to
5108 continue searching for a match if the def does not alias the
5109 reference we are looking for.
5111 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5113 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5114 archive and Perzl. Update The Written Word listing.
5116 2008-03-14 Richard Guenther <rguenther@suse.de>
5118 PR tree-optimization/34043
5119 PR tree-optimization/33989
5120 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5122 (bitmap_find_leader): Use extra argument to verify dominance
5123 relationship inside a basic-block.
5124 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5125 (find_leader_in_sets): Adjust.
5126 (create_component_ref_by_pieces): Take extra argument for
5127 dominance check, handle lookup failures.
5128 (find_or_generate_expression): Likewise.
5129 (create_expression_by_pieces): Likewise.
5130 (insert_into_preds_of_block): Adjust.
5131 (create_value_expr_from): If asked for, verify all operands
5132 are in the blocks AVAIL_OUT set.
5133 (make_values_for_stmt): Check for SSA_NAMEs that are life
5134 over an abnormal edge.
5135 (compute_avail): Remove such check.
5136 (do_SCCVN_insertion): New function.
5137 (eliminate): If we do not find a leader suitable for replacement
5138 insert a replacement expression from SCCVN if available.
5139 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5140 (struct vn_ssa_aux): Add needs_insertion flag.
5141 * tree-ssa-sccvn.c (may_insert): New global flag.
5142 (copy_reference_ops_from_ref): Value-number union member access
5143 based on its size, not type and member if insertion is allowed.
5144 (visit_reference_op_load): For a weak match from union type
5145 punning lookup a view-converted value and insert a SSA_NAME
5146 for that value if that is not found.
5147 (visit_use): Make dumps shorter. Do not disallow value numbering
5148 SSA_NAMEs that are life over an abnormal edge to constants.
5149 (free_scc_vn): Release inserted SSA_NAMEs.
5150 (run_scc_vn): New flag to specify whether insertion is allowed.
5151 Process SSA_NAMEs in forward order.
5152 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5153 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5154 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5155 pointer type to/from integral types that do not change the
5156 precision to regular conversions.
5158 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5160 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5161 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5162 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5163 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5164 input arguments and the mode of return value. Built-in functions
5165 that operate on whole 64-bit MMX register now use V1DI mode.
5167 2008-03-13 Alon Dayan <alond@il.ibm.com>
5168 Olga Golovanevsky <olga@il.ibm.com>
5170 PR tree-optimization/35041
5171 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5172 to locate the right position in a statement.
5174 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5178 * config/i386/xmmintrin.h: Change all static inline functions to
5179 extern inline and add __gnu_inline__ attribute.
5180 * config/i386/bmintrin.h: Ditto.
5181 * config/i386/smmintrin.h: Ditto.
5182 * config/i386/tmmintrin.h: Ditto.
5183 * config/i386/mmintrin-common.h: Ditto.
5184 * config/i386/ammintrin.h: Ditto.
5185 * config/i386/emmintrin.h: Ditto.
5186 * config/i386/pmmintrin.h: Ditto.
5187 * config/i386/mmintrin.h: Ditto.
5188 * config/i386/mm3dnow.h: Ditto.
5190 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5193 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5194 (lower_omp_2): New function.
5195 (lower_omp_1, lower_omp): Rewritten.
5197 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5200 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5201 with the phrase "Microsoft Windows compilers".
5202 (Push/Pop Macro Pragmas): New subsection. Document
5203 #pragma push_macro and pragma pop_macro.
5205 2008-03-12 Paul Brook <paul@codesourcery.com>
5207 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5209 2008-03-12 Paul Brook <paul@codesourcery.com>
5211 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5212 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5213 (thumb2_addsi_shortim): Rename ...
5214 (thumb2_addsi_short): ... to this. Allow register operands.
5215 (thumb2_subsi_short): New pattern.
5216 (thumb2_one_cmplsi2_short,
5217 thumb2_negsi2_short): New patterns and peepholes.
5219 2008-03-12 Paul Brook <paul@codesourcery.com>
5221 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5223 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5225 * config/i386/i386.md (int_cond): New code iterator.
5227 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5228 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5229 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5230 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5231 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5232 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5233 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5234 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5236 2008-03-12 Paul Brook <paul@codesourcery.com>
5238 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5239 instead of {arm,thumb}_compute_save_reg_mask.
5240 (output_return_instruction): Ditto.
5241 (thumb_unexpanded_epilogue): Ditto.
5242 (thumb1_expand_prologue): Ditto.
5243 (thumb1_output_function_prologue): Ditto.
5244 (arm_set_return_address): Ditto.
5245 (thumb_set_return_address): Ditto.
5246 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5247 regs to achieve stack alignment.
5248 (thumb1_compute_save_reg_mask): Fix compiler warning.
5249 (arm_output_epilogue): Use offsets->saved_regs_mask.
5250 Adjust stack pointer by poping call clobered registers.
5251 (arm_expand_prologue): Use offsets->saved_regs_mask.
5252 Adjust stack pointer by pushing extra registers.
5253 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5255 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5258 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5259 conversion to the operands of a multiplication.
5261 2008-03-12 Richard Guenther <rguenther@suse.de>
5263 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5264 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5265 * timevar.def (TV_TREE_PHIPROP): Add.
5266 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5267 pass description. Use TV_TREE_PHIPROP.
5268 * tree-ssa-forwprop.c: Remove phiprop code.
5270 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5273 * omp-low.c (maybe_lookup_decl): Constify first argument.
5274 (use_pointer_for_field): Change last argument from bool to
5275 omp_context *. Disallow shared copy-in/out in nested
5276 parallel if decl is shared in outer parallel too.
5277 (build_outer_var_ref, scan_sharing_clauses,
5278 lower_rec_input_clauses, lower_copyprivate_clauses,
5279 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5281 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5282 Ira Rosen <irar@il.ibm.com>
5284 * tree-vectorizer.c (free_stmt_vec_info): New function.
5285 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5286 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5287 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5288 * tree-vect-transform.c (vectorizable_conversion): Free
5289 vec_oprnds0 if it was allocated.
5290 (vect_permute_store_chain): Remove unused VECs.
5291 (vectorizable_store): Free VECs that are allocated in the..
5293 (vect_transform_strided_load, vectorizable_load): Likewise.
5294 (vect_remove_stores): Simplify the code.
5295 (vect_transform_loop): Move code to vect_remove_stores().
5296 Call vect_remove_stores() and free_stmt_vec_info().
5298 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5300 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5301 TARGET_HPUX. Revise comment.
5302 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5303 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5304 Use sr4 variant of `be' instruction when not generating PIC code.
5305 (attr_length_call): Adjust for above change.
5307 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5309 * ipa-reference.c (static_execute): Remove module_statics_const and
5310 associated setting code.
5312 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5315 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5316 predicate for operand 1.
5317 (paritysi2_cmp): Use register_operand predicate for operand 2.
5318 Use earlyclobber modifier for operand 1. Remove support for
5320 (paritydi2_cmp): Use register_operand predicate for operand 3.
5321 Use earlyclobber modifier for operand 1. Remove support for
5324 2008-03-11 Paul Brook <paul@codesourcery.com>
5325 Vladimir Prus <vladimir@codesourcery.com>
5327 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5328 (arm_compute_save_reg0_reg12_mask): Always
5329 check if register 11 must be saved. Always safe hard frame pointer
5330 when frame_pointer_needeed.
5331 (arm_compute_save_reg_mask): Save IP and PC
5332 only with apcs frames.
5333 (arm_output_epilogue): Adjust Thumb2 codepath to
5334 be also invoked and work for ARM non-apcs frames.
5335 (arm_expand_prologue): Don't bother saving IP
5336 for non-apcs frame, since it's not clobbered by
5337 prologue code. Implement non-apcs frame
5340 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5342 PR rtl-optimization/35281
5343 * expr.c (convert_move): Use a new pseudo for the intermediate
5344 from_mode->word_mode result.
5346 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5348 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5349 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5350 * toplev.c (compile_file): Don't call it.
5352 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5355 * expr.c (store_expr): Call emit_block_move if the mode
5356 of "temp" RTX is BLKmode.
5358 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5359 Richard Guenther <rguenther@suse.de>
5361 PR tree-optimization/31358
5362 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5363 the step with a NULL_TREE.
5364 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5365 to sizetype if type is a pointer type.
5366 (add_candidate_1): Don't convert the base and step to
5367 the generic type if the orginal type is a pointer type.
5368 (add_iv_value_candidates): Use sizetype for the step
5369 if type is a pointer type.
5370 (cand_value_at): Likewise.
5371 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5373 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5374 Don't convert the tem affine to the type.
5375 (add_elt_to_tree): Use sizetype for the step if a pointer.
5376 Use POINTER_PLUS_EXPR for pointers.
5377 (aff_combination_to_tree): Use sizetype for the step if a
5380 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5382 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5383 Remove commutativity hint.
5385 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5389 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5390 errorneous type. Check that v is a VAR_DECL.
5393 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5395 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5397 PR tree-optimization/35494
5398 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5399 may be overriden at link and run time.
5401 2008-03-10 Richard Guenther <rguenther@suse.de>
5403 PR tree-optimization/34677
5404 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5405 (poolify_tree): Likewise.
5406 (modify_expr_template): Likewise.
5407 (poolify_modify_stmt): Likewise.
5408 (insert_fake_stores): Handle all component-ref style stores
5409 in addition to INDIRECT_REF. Also handle complex types.
5410 Do not poolify the inserted load.
5411 (realify_fake_stores): Do not rebuild the tree but only
5412 make it a SSA_NAME copy.
5413 (init_pre): Remove initialzation of modify_expr_template.
5414 Do not allocate modify_expr_node_pool.
5415 (fini_pre): Do not free modify_expr_node_pool.
5417 2008-03-10 Paul Brook <paul@codesourcery.com>
5419 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5422 2008-03-10 Paul Brook <paul@codesourcery.com>
5423 Mark Shinwell <shinwell@codesourcery.com>
5425 * config/arm/cortex-r4.md: New.
5426 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5428 * config/arm/arm.md: Include cortex-r4.md.
5429 (insn): Add smmls, sdiv and udiv values.
5430 (generic_sched): Don't use generic scheduling for Cortex-R4.
5431 (arm_issue_rate): New function.
5432 (TARGET_SCHED_ISSUE_RATE): Define.
5434 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5436 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5438 2008-03-10 Richard Guenther <rguenther@suse.de>
5440 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5441 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5443 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5445 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5446 Set default to true.
5448 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5450 * c.opt (Wsynth): Deprecate.
5451 * doc/invoke.texi (Option Summary, Warning Options): Document
5452 -Wno-format-contains-nul.
5454 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5458 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5460 2008-03-09 Ira Rosen <irar@il.ibm.com>
5462 * config/rs6000/rs6000.c (builtin_description): Rename vector
5463 left shift operations.
5464 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5465 (altivec_vsl<VI_char>): Rename to ...
5466 (ashl<mode>3): ... new name.
5467 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5469 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5471 2008-03-08 Richard Guenther <rguenther@suse.de>
5473 * coverage.h (tree_coverage_counter_addr): Declare.
5474 * coverage.c (tree_coverage_counter_addr): New function.
5475 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5477 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5478 (tree_gen_one_value_profiler): Likewise.
5479 (tree_gen_ic_profiler): Likewise.
5480 (tree_gen_average_profiler): Likewise.
5481 (tree_gen_ior_profiler): Likewise.
5483 2008-03-08 Richard Guenther <rguenther@suse.de>
5485 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5486 (vn_binary_op_insert): Likewise.
5487 (vn_unary_op_lookup): Likewise.
5488 (vn_unary_op_insert): Likewise.
5489 (vn_nary_op_lookup): Declare.
5490 (vn_nary_op_insert): Likewise.
5491 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5492 and binary hashes, use a single obstack for unary_op_pool
5494 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5495 a single struct vn_nary_op_s. Store tree code length and
5496 a variable number of operands.
5497 (struct vn_reference_op_struct): Remove unused op2.
5498 (vn_reference_op_eq): Do not compare op2.
5499 (vn_reference_op_compute_hash): Do not compute hash of op2.
5500 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5501 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5502 with vn_nary_op_compute_hash.
5503 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5504 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5506 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5508 (visit_unary_op): Call nary functions.
5509 (visit_binary_op): Likewise.
5510 (process_scc): Adjust for struct vn_tables_s changes.
5511 (allocate_vn_table): Likewise.
5512 (free_vn_table): Likewise.
5513 * tree-vn.c (vn_add): Call nary functions.
5514 (vn_lookup): Likewise.
5516 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5519 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5520 wdst back after sync_compare_and_swapqhi_internal.
5522 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5525 * config/i386/i386-modes.def (V1DI): New vector mode.
5526 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5527 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5528 (MMXMODE248): Ditto.
5529 (MMXMODE): Add V1DI mode.
5530 (mmxvecsize): Change DI mode to V1DI mode.
5531 ("mov<mode>): Use MMXMODEI8 mode iterator.
5532 ("*mov<mode>_internal_rex64"): Ditto.
5533 ("*mov<mode>_internal"): Ditto.
5534 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5535 ("mmx_sub<mode>3"): Ditto.
5536 ("mmx_adddi3"): Remove insn pattern.
5537 ("mmx_subdi3"): Ditto.
5538 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5539 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5540 ("mmx_ashl<mode>3"): Ditto.
5541 ("mmx_lshrdi3"): Remove insn pattern.
5542 ("mmx_ashldi3"): Ditto.
5543 * config/i386/i386.c (classify_argument): Handle V1DImode.
5544 (function_arg_advance_32): Ditto.
5545 (function_arg_32): Ditto.
5546 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5547 mmx_addv1di3 insn pattern.
5548 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5549 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5550 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5551 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5552 Remove definitions of built-in functions.
5553 (V1DI_type_node): New node.
5554 (v1di_ftype_v1di_int): Ditto.
5555 (v1di_ftype_v1di_v1di): Ditto.
5556 (v2si_ftype_v2si_si): Ditto.
5557 (v4hi_ftype_v4hi_di): Remove node.
5558 (v2si_ftype_v2si_di): Ditto.
5559 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5560 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5561 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5562 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5563 Add new builtins using def_builtin_const.
5564 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5565 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5566 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5567 * config/i386/mmintrin.h (__v1di): New typedef.
5568 (_mm_add_si64): Cast arguments to __v1di type.
5569 (_mm_sub_si64): Ditto.
5570 (_mm_sll_pi16): Cast __count to __v4hi type.
5571 (_mm_sll_pi32): Cast __count to __v2si type.
5572 (_mm_sll_si64): Cast arguments to __v1di type.
5573 (_mm_srl_pi16): Cast __count to __v4hi type.
5574 (_mm_srl_pi32): Cast __count to __v2si type.
5575 (_mm_srl_si64): Cast arguments to __v1di type.
5576 (_mm_sra_pi16): Cast __count to __v4hi type.
5577 (_mm_sra_pi32): Cast __count to __v2si type.
5578 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5579 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5580 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5581 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5582 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5583 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5584 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5585 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5586 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5587 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5588 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5589 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5591 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5593 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5595 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5598 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5599 reg+const addressing for Altivec modes. Don't generate reg+reg
5600 addressing for TFmode or TDmode quantities.
5602 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5604 * c-common.c (vector_types_convertible_p): Call langhook
5605 instead of comptypes.
5607 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5610 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5611 integral and scalar float variables which have a
5614 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5616 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5617 dwarf_register_span hook when emitting unwind information for
5618 register-to-memory saves.
5619 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5620 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5622 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5624 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5625 for the same VAR_DECL.
5627 2008-03-06 Tom Tromey <tromey@redhat.com>
5630 * doc/standards.texi (Standards): Don't mention treelang.
5631 * doc/invoke.texi (Overall Options): Don't mention treelang.
5632 * doc/install.texi (Prerequisites): Don't mention bison or
5634 (Configuration): Don't mention treelang.
5635 (Building): Likewise.
5636 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5638 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5640 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5641 word-extractions out of a multi-word object.
5643 2008-03-06 Richard Guenther <rguenther@suse.de>
5645 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5646 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5647 result type and precision.
5648 * expr.c (get_inner_reference): Set unsignedp based on the result
5649 type of BIT_FIELD_REF.
5650 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5651 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5652 (try_instantiate_multiple_fields): Likewise. Use the correct type
5654 (sra_build_assignment): Likewise.
5655 (sra_build_elt_assignment): Likewise.
5656 (sra_explode_bitfield_assignment): Likewise.
5657 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5658 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5659 set BIT_FIELD_REF_UNSIGNED.
5660 (vectorizable_load): Likewise.
5662 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5664 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5667 2008-03-06 Richard Guenther <rguenther@suse.de>
5669 * alias.c (struct alias_set_entry): Move has_zero_child field
5670 to pack with alias_set.
5672 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5674 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5677 2008-03-05 Ian Lance Taylor <iant@google.com>
5679 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5681 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5683 * fwprop.c (update_df): Support width and offset parameters of
5685 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5686 global_conflicts): Change DF_REF_EXTRACT to either
5687 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5688 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5689 * df-scan.c (df_ref_record, df_defs_record,
5690 df_ref_create_structure, df_def_record_1, df_uses_record,
5691 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5692 df_bb_refs_collect, df_entry_block_defs_collect,
5693 df_exit_block_uses_collect): Support new width and offset fields.
5694 (ref_extract_pool): New storage pool.
5695 (df_free_ref): New function.
5696 (df_reg_chain_unlink, df_free_collection_rec,
5697 df_sort_and_compress_refs): Call df_free_ref.
5698 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5700 (df_ref_create_structure): Allocate df_ref_extract if offset and
5701 width fields are used.
5702 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5703 (df_uses_record): Get offset and width from ZERO_EXTRACT
5705 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5706 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5707 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5708 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5709 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5710 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5711 (df_ref_extract): New structure.
5712 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5713 (df_ref_create): Add width and offset parameters.
5715 2008-03-05 Richard Guenther <rguenther@suse.de>
5717 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5718 Use ranges_overlap_p.
5719 (offset_overlaps_with_access): Rename
5720 to ranges_overlap_p and move ...
5721 * tree-flow-inline.h (ranges_overlap_p): ... here.
5723 * tree.h (get_inner_reference, handled_component_p): Update
5726 * tree.h (record_component_aliases, get_alias_set,
5727 alias_sets_conflict_p, alias_sets_must_conflict_p,
5728 objects_must_conflict_p): Move declarations ...
5729 * alias.h (record_component_aliases, get_alias_set,
5730 alias_sets_conflict_p, alias_sets_must_conflict_p,
5731 objects_must_conflict_p): ... here.
5732 Include coretypes.h.
5733 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5735 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5737 * cfg.c: Include tree-flow.h.
5738 (remove_edge_raw): Call redirect_edge_var_map_clear.
5739 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5740 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5741 (redirect_edge_var_map_result): New.
5742 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5743 PENDING_STMT use with redirect_edge_var_map_*.
5744 * tree-ssa.c (edge_var_maps): New definition.
5745 (redirect_edge_var_map_add): New.
5746 (redirect_edge_var_map_clear): New.
5747 (redirect_edge_var_map_dup): New.
5748 (redirect_edge_var_map_vector): New.
5749 (redirect_edge_var_map_destroy): New.
5750 (ssa_redirect_edge): Replace PENDING_STMT use with
5751 redirect_edge_var_map_*.
5752 (flush_pending_stmts): Same.
5753 (delete_tree_ssa): Destroy edge var map.
5754 * tree-flow.h (struct _edge_var_map): New.
5755 Define edge_var_map vector type.
5756 Declare redirect_edge_var_map_* prototypes.
5757 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5758 * tree-cfg.c (reinstall_phi_args): Replace
5759 PENDING_STMT use with redirect_edge_var_map_*.
5761 2008-03-05 Richard Guenther <rguenther@suse.de>
5763 PR tree-optimization/35472
5764 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5765 whose single use_stmt has a overlapping set of loaded and
5766 stored symbols as that use_stmt might be a noop assignment then.
5768 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5770 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5772 2008-03-05 Richard Guenther <rguenther@suse.de>
5775 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5776 should be constants.
5777 * tree-cfg.c (verify_expr): Verify it.
5778 * fold-const.c (fold_truthop): Remove code generating
5779 BIT_FIELD_REFs of structure bases.
5780 (fold_binary): Likewise.
5781 (fold_ternary): Position and size of BIT_FIELD_REFs are
5782 always host integers.
5783 (make_bit_field_ref): Remove.
5784 (optimize_bit_field_compare): Remove.
5785 (all_ones_mask_p): Remove.
5787 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5790 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5791 (split_block_and_df_analyze): New. Split basic block and rebuild
5793 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5795 (split_pattern_seq): Likewise.
5796 (erase_matching_seqs): Likewise.
5797 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5799 2008-03-04 Geoff Keating <geoffk@apple.com>
5801 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5802 declaration and code.
5803 (tree_invalid_nonnegative_warnv_p): Likewise.
5805 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5807 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5808 examples. Truncate option-names then causing overfull hbox.
5810 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5813 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5815 * configure: Rebuilt.
5817 2008-03-04 Rafael Espindola <espindola@google.com>
5819 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5820 (tree_unary_nonnegative_warnv_p): New.
5821 (tree_binary_nonnegative_warnv_p): New.
5822 (tree_single_nonnegative_warnv_p): New.
5823 (tree_invalid_nonnegative_warnv_p): New.
5824 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5826 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5829 * opts.c (handle_option): Postpone 'unknown option' errors only for
5832 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5835 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5838 2008-03-04 Rafael Espindola <espindola@google.com>
5840 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5841 (tree_binary_nonzero_warnv_p): New.
5842 (tree_single_nonzero_warnv_p): New.
5843 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5845 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5848 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5849 transformations for modes that have signed zeros.
5850 * ifcvt.c (noce_try_abs): Ditto.
5852 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5854 * config/i386/i386.c (override_options): Force
5855 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5857 2008-03-04 Jan Hubicka <jh@suse.cz>
5860 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5863 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5865 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5866 label to probe the stack.
5868 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5870 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5871 (__gthr_win32_mutex_destroy): Declare.
5872 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5873 __gthr_win32_mutex_destroy.
5874 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5876 2008-03-03 Jan Hubicka <jh@suse.cz>
5879 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5880 aggressive on inlining cold calls.
5882 2008-03-03 Richard Guenther <rguenther@suse.de>
5884 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5885 struct copies into the expression table.
5886 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5887 (try_to_simplify): Likewise.
5888 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5889 integral and pointer arguments which do not change the
5890 precision to NOP_EXPRs.
5891 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5892 VIEW_CONVERT_EXPR case.
5894 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5896 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5897 defined in a loop at depth 0 is invariant.
5898 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5899 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5900 be called at loop depth 0.
5902 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5905 * gcc.c (process_command): Update copyright notice dates.
5906 * gcov.c (print_version): Likewise.
5907 * gcov-dump.c (print_version): Likewise.
5908 * mips-tfile.c (main): Likewise.
5909 * mips-tdump.c (main): Likewise.
5911 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5914 * c-common.c (flag_permissive): Delete.
5915 (constant_expression_warnings): Check flags first.
5916 (constant_expression_error): New.
5917 * c-common.h (flag_permissive): Delete.
5918 (constant_expression_error): Declare.
5919 * flags.h (flag_permissive): Declare. Update description.
5920 * diagnostic.c (pedwarn): Update.
5922 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5923 (permissive_error_kind): New.
5924 * toplev.c (flag_permissive): Define. Update description.
5925 * toplev.h (permissive_error_kind): Declare.
5926 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5927 (pedwarn_c90): Use pedantic_warning_kind.
5928 * c-opts.c (c_common_post_options): flag_permissive does not affect
5929 flag_pedantic_errors.
5931 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5933 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5934 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5935 __absvsi2, __absvDI2): Use unsigned arithmetic.
5937 2008-03-02 Andi Kleen <ak@suse.de>
5938 Richard Guenther <rguenther@suse.de>
5940 * struct-equiv.c: Remove file.
5941 * cfg_cleanup.c (condjump_equiv_p): Remove.
5942 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5943 (struct-equiv.o): Remove rule.
5944 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5945 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5946 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5948 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5950 * ifcvt.c (noce_process_if_block): Try to handle only the then
5951 block if the else block exists but isn't suitable.
5953 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5956 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5957 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5958 regression from previous patch.
5960 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5963 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5965 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5966 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5967 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5968 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5969 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5970 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5971 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5972 (__gthread_mutex_destroy_function): Rename to
5973 __gthread_mutex_destroy.
5974 * gthr-dce.h (__gthread_mutex_destroy): Call
5975 pthread_mutex_destroy.
5976 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5977 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5978 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5980 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5982 * df-scan.c (df_ref_chain_change_bb): Simplify.
5983 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5984 set_block_for_insn if there's any change.
5985 * df.h ((df_insn_change_bb): Fix prototype.
5986 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5987 df_insn_change_bb, don't call set_block_for_insn.
5988 * emit-rtl.c (reorder_insns): Likewise.
5989 * haifa-sched.c (move_insn): Likewise.
5991 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5993 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5995 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5997 * tree-flow-inline.h (next_readonly_imm_use): Return
5998 NULL_USE_OPERAND_P after the end.
6000 2008-03-01 Richard Guenther <rguenther@suse.de>
6002 PR tree-optimization/35411
6003 * tree-sra.c (sra_build_assignment): Split conversion to
6004 final type to a separate statement if we are not assigning
6007 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6009 * fold-const.c (fold_convertible_p): Correct the logic to follow
6010 that in fold_convert().
6012 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6015 * tree-inline.c (build_duplicate_type): When we make a
6016 duplicate type, make it unique in the canonical types system.
6018 2008-02-29 Tom Tromey <tromey@redhat.com>
6020 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6021 input_file_stack_history, input_file_stack_restored): Remove.
6022 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6023 * input.h (struct file_stack): Remove.
6024 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6025 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6027 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6029 (diagnostic_last_module_changed): Add 'map' argument.
6030 (diagnostic_set_last_function): Likewise.
6031 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6032 line map, not input_file_stack.
6033 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6035 2008-02-29 Paul Brook <paul@codesourcery.com>
6037 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6039 2008-02-29 Paul Brook <paul@codesourcery.com>
6041 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6043 2008-02-29 Richard Guenther <rguenther@suse.de>
6045 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6047 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6048 value for comparing for a store match.
6049 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6050 (try_to_simplify): Do not do a full-blown reference lookup.
6052 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6054 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6055 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6057 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6059 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6061 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6062 strides against cache sizes.
6064 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6066 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6069 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6071 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6072 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6073 is smaller than the original promoted value.
6074 (simplify_subreg): If OP is a SUBREG, try to preserve its
6075 SUBREG_PROMOTED_VAR_P information.
6077 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6079 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6080 (VN_INFO_GET): Allocate new objects on the obstack.
6081 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6082 for rpo_numbers_temp, for consistency.
6083 (free_scc_vn): Free the obstack.
6085 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6087 * doc/invoke.texi: Document -ftree-loop-distribution.
6088 * tree-loop-distribution.c: New.
6089 * tree-pass.h (pass_loop_distribution): New.
6090 * graphds.h (struct graph): Add htab_t indices.
6091 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6092 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6093 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6094 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6095 * tree-data-ref.c (debug_data_dependence_relations): New.
6096 (dump_data_dependence_relation): Also print data references.
6097 (free_data_ref): Extern.
6098 (same_access_functions): Moved...
6099 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6100 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6101 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6102 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6103 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6104 (stmts_from_loop): Skip LABEL_EXPR.
6105 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6107 (build_rdg): Initialize rdg->indices htab.
6108 (free_rdg, stores_from_loop, ref_base_address,
6109 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6110 have_similar_memory_accesses_1, ref_base_address_1,
6111 remove_similar_memory_refs): New.
6112 * tree-data-ref.h: Depend on tree-chrec.h.
6113 (debug_data_dependence_relations, free_data_ref): Declared.
6114 (same_access_functions): ... here.
6115 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6117 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6118 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6119 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6120 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6121 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6122 rdg_vertex_for_stmt): Declared.
6123 (struct rdg_edge): Add level.
6125 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6126 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6128 (rdg_has_similar_memory_accesses): New.
6129 * tree-vect-analyze.c: Remove unused static decls.
6130 * lambda.h (dependence_level): New.
6131 * common.opt (ftree-loop-distribution): New.
6132 * tree-flow.h (mark_virtual_ops_in_bb,
6133 slpeel_tree_duplicate_loop_to_edge_cfg,
6134 rename_variables_in_loop): Declared.
6135 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6136 (OBJS-common): Add tree-loop-distribution.o.
6137 (tree-loop-distribution.o): New rule.
6138 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6139 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6140 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6142 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6145 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6146 other than structures and unions.
6148 2008-02-28 Richard Guenther <rguenther@suse.de>
6151 2008-02-26 Richard Guenther <rguenther@suse.de>
6153 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6154 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6155 (lookup_decl_from_uid): Declare.
6156 (remove_decl_from_map): Likewise.
6157 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6158 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6159 (decl_for_uid_map): New global hashtable mapping DECL_UID
6161 (init_ttree): Allocate it.
6162 (insert_decl_to_uid_decl_map): New helper function.
6163 (make_node_stat): Insert new decls into the map.
6164 (copy_node_stat): Likewise.
6165 (lookup_decl_from_uid): New function.
6166 (remove_decl_from_map): Likewise.
6167 (print_decl_for_uid_map_statistics): New helper.
6168 (dump_tree_statistics): Call it.
6170 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6171 (referenced_var_iterator): Adjust.
6172 (FOR_EACH_REFERENCED_VAR): Adjust.
6173 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6174 (num_referenced_vars): Adjust.
6175 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6176 (first_referenced_var): Remove.
6177 (end_referenced_vars_p): Likewise.
6178 (next_referenced_var): Likewise.
6179 (referenced_var_iterator_set): New helper function.
6180 * tree-dfa.c (referenced_var_lookup): Adjust.
6181 (referenced_var_check_and_insert): Likewise.
6182 (remove_referenced_var): Likewise.
6183 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6184 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6185 (verify_call_clobbering): Likewise.
6186 (verify_memory_partitions): Likewise.
6187 (init_tree_ssa): Allocate bitmap instead of hashtable for
6189 (delete_tree_ssa): Adjust.
6190 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6191 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6192 (compute_tag_properties): Likewise.
6193 (set_initial_properties): Likewise.
6194 (find_partition_for): Likewise.
6195 (update_reference_counts): Likewise.
6196 (dump_may_aliases_for): Likewise.
6197 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6198 (add_call_clobber_ops): Likewise.
6199 (add_call_read_ops): Likewise.
6200 (get_asm_expr_operands): Likewise.
6201 * tree-into-ssa.c (dump_decl_set): Likewise.
6202 (update_ssa): Likewise.
6203 * tree-sra.c (scan_function): Likewise.
6204 (decide_instantiations): Likewise.
6205 (scalarize_parms): Likewise.
6206 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6207 (dsa_named_for): Likewise.
6208 * tree-ssa-structalias.c (update_alias_info): Likewise.
6209 (merge_smts_into): Likewise.
6211 2008-02-27 David Daney <ddaney@avtrex.com>
6214 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6215 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6216 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6217 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6218 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6220 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6223 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6224 (BUILT_IN_NEXTTOWARD): Remove.
6225 (BUILT_IN_NEXTTOWARDF): Ditto.
6226 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6227 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6229 2008-02-27 Tom Tromey <tromey@redhat.com>
6231 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6232 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6234 2008-02-27 Jan Beulich <jbeulich@novell.com>
6236 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6237 update the respective field on newdecl.
6239 2008-02-27 Revital Eres <eres@il.ibm.com>
6241 PR rtl-optimization/34999
6242 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6243 crossing edges that ends with a call insn.
6244 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6245 call insn and clear the EDGE_CROSSING flag of the crossing edge
6246 when fixing fallthru edges.
6248 2008-02-27 Richard Guenther <rguenther@suse.de>
6251 * fold-const.c (fold_unary): Return the correct argument,
6252 converted to the result type.
6254 2008-02-27 Richard Guenther <rguenther@suse.de>
6257 * expr.c (expand_expr_real_1): Assert on rotates that operate
6259 * fold-const.c (fold_binary): Use the types precision, not the
6260 bitsize of the mode if folding rotate expressions. Build rotates
6261 only for full modes.
6263 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6265 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6267 * c-pragma.c (pragma_ns_name): New typedef.
6268 (registered_pp_pragmas): New variable.
6269 (c_pp_lookup_pragma): New function.
6270 (c_register_pragma_1): If flag_preprocess_only, do nothing
6271 for non-expanded pragmas, for expanded ones push pragma's
6272 namespace and name into registered_pp_pragmas vector.
6273 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6274 flag_preprocess_only, don't register GCC pch_preprocess
6275 pragma if flag_preprocess_only.
6276 * c-opts.c (c_common_init): Call init_pragma even if
6277 flag_preprocess_only.
6278 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6279 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6280 cpp_register_pragma if flag_preprocess_only.
6282 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6285 * c-parser.c (c_parser_translation_unit): Warn for empty
6286 translation unit, not empty source file.
6288 2008-02-26 Paul Brook <paul@codesourcery.com>
6290 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6291 operand for Thumb-2.
6292 * config/arm/arm.h (reg_class): Add CORE_REGS.
6293 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6294 (BASE_REG_CLASS): Use CORE_REGS.
6295 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6296 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6297 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6298 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6299 ARM_REGNO_OK_FOR_INDEX_P.
6300 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6301 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6302 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6303 (ldm/stm peepholes): Ditto.
6304 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6305 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6306 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6307 * config/arm/constraints.md: Enable "k" constraint on ARM.
6309 2008-02-27 Ben Elliston <bje@au.ibm.com>
6311 * config/rs6000/rs6000.c: Annotate cache line size field in all
6312 instances of struct processor_costs.
6314 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6316 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6317 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6318 jump_bypass): New counters.
6319 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6320 * dce.c (gate_ud_dce): Same.
6321 (gate_fast_dce): Same.
6322 * dse.c (gate_dse1): New function.
6323 (gate_dse2): New function.
6324 (gate_dse): Merge results of new gate functions.
6325 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6326 (gate_handle_jump_bypass): Add dbg_cnt.
6327 (gate_handle_gcse): Add dbg_cnt.
6328 * ifcvt.c (gate_handle_if_conversion): Same.
6329 (gate_handle_if_after_combine): Same.
6330 (gate_handle_if_after_reload): Same.
6331 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6333 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6335 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6337 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6339 2008-02-26 Jason Merrill <jason@redhat.com>
6342 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6343 alone if it's the naming decl for the type's main variant.
6345 2008-02-26 Tom Tromey <tromey@redhat.com>
6347 * system.h (USE_MAPPED_LOCATION): Poison.
6348 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6349 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6350 (make_goto_expr_edges): Likewise.
6351 (remove_bb): Likewise.
6352 (execute_warn_function_return): Likewise.
6353 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6355 * c-common.c (fname_decl): Remove old location code.
6356 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6358 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6360 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6361 (gen_rtx_ASM_INPUT): Likewise.
6362 (gen_rtx_ASM_INPUT_loc): Likewise.
6363 (get_rtx_asm_OPERANDS): Remove.
6364 * cfglayout.c (insn_locators_alloc): Remove old location code.
6365 (set_curr_insn_source_location): Likewise.
6366 (curr_insn_locator): Likewise.
6367 * print-tree.c (print_node): Remove old location code.
6368 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6369 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6370 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6371 location_from_locus.
6372 (construct_exit_block): Remove old location code.
6373 * emit-rtl.c (force_next_line_note): Remove old location code.
6374 * profile.c (branch_prob): Remove old location code.
6375 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6376 LOC_LINE): Remove old-location variants.
6377 * langhooks.c (lhd_print_error_function): Remove old location
6379 * configure, config.in: Rebuilt.
6380 * configure.ac (--enable-mapped-location): Remove.
6381 * c-decl.c (c_init_decl_processing): Remove old location code.
6382 (finish_function): Likewise.
6383 * recog.c (decode_asm_operands): Remove old location code.
6384 * c-pch.c (c_common_read_pch): Remove old location code.
6385 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6387 * gimple-low.c (lower_function_body): Remove old location code.
6388 * toplev.c (unknown_location): Remove.
6389 (push_srcloc): Remove old-location variant.
6390 (process_options): Remove old location code.
6391 (lang_dependent_init): Likewise.
6392 * input.h (UNKNOWN_LOCATION): Move definition.
6393 (location_t): Undeprecate.
6394 (source_locus): Remove.
6395 (location_from_locus): Remove.
6396 (struct location_s): Remove.
6397 Remove all old-location code.
6398 (input_line, input_filename): Remove.
6399 * final.c (final_scan_insn): Remove old location code.
6400 * diagnostic.c (diagnostic_build_prefix): Remove
6401 USE_MAPPED_LOCATION test.
6402 * tree.h (gimple_stmt) <locus>: Now a location_t.
6403 (tree_exp) <locus>: Likewise.
6404 (DECL_IS_BUILTIN): Remove old-location variant.
6405 (annotate_with_file_line, annotate_with_locus): Likewise.
6406 (expr_locus, set_expr_locus): Update.
6407 * tree.c (build1_stat): Remove old location code.
6408 (last_annotated_node): Remove.
6409 (annotate_with_file_line): Remove old-location variant.
6410 (annotate_with_locus): Likewise.
6411 (expr_location): Remove old location code.
6412 (set_expr_location): Likewise.
6413 (expr_has_location): Likewise.
6414 (expr_locus): Likewise.
6415 (set_expr_locus): Likewise.
6416 (expr_filename): Don't use location_from_locus.
6417 (expr_lineno): Likewise.
6418 * rtl-error.c (location_for_asm): Remove old location code.
6419 * c-lex.c (cb_line_change): Remove old location code.
6420 (fe_file_change): Likewise.
6421 (cb_def_pragma): Likewise.
6422 (c_lex_with_flags): Likewise.
6423 * gengtype.c (do_typedef): Don't special-case location types.
6424 (define_location_structures): Remove.
6425 (main): Don't call define_location_structures.
6426 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6429 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6432 * builtins.def (BUILT_IN_STDARG_START): Remove.
6433 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6434 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6435 * tree-inline.c (inline_forbidden_p_1): Likewise.
6437 2008-02-26 Richard Guenther <rguenther@suse.de>
6439 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6440 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6441 (lookup_decl_from_uid): Declare.
6442 (remove_decl_from_map): Likewise.
6443 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6444 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6445 (decl_for_uid_map): New global hashtable mapping DECL_UID
6447 (init_ttree): Allocate it.
6448 (insert_decl_to_uid_decl_map): New helper function.
6449 (make_node_stat): Insert new decls into the map.
6450 (copy_node_stat): Likewise.
6451 (lookup_decl_from_uid): New function.
6452 (remove_decl_from_map): Likewise.
6453 (print_decl_for_uid_map_statistics): New helper.
6454 (dump_tree_statistics): Call it.
6456 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6457 (referenced_var_iterator): Adjust.
6458 (FOR_EACH_REFERENCED_VAR): Adjust.
6459 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6460 (num_referenced_vars): Adjust.
6461 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6462 (first_referenced_var): Remove.
6463 (end_referenced_vars_p): Likewise.
6464 (next_referenced_var): Likewise.
6465 (referenced_var_iterator_set): New helper function.
6466 * tree-dfa.c (referenced_var_lookup): Adjust.
6467 (referenced_var_check_and_insert): Likewise.
6468 (remove_referenced_var): Likewise.
6469 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6470 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6471 (verify_call_clobbering): Likewise.
6472 (verify_memory_partitions): Likewise.
6473 (init_tree_ssa): Allocate bitmap instead of hashtable for
6475 (delete_tree_ssa): Adjust.
6476 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6477 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6478 (compute_tag_properties): Likewise.
6479 (set_initial_properties): Likewise.
6480 (find_partition_for): Likewise.
6481 (update_reference_counts): Likewise.
6482 (dump_may_aliases_for): Likewise.
6483 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6484 (add_call_clobber_ops): Likewise.
6485 (add_call_read_ops): Likewise.
6486 (get_asm_expr_operands): Likewise.
6487 * tree-into-ssa.c (dump_decl_set): Likewise.
6488 (update_ssa): Likewise.
6489 * tree-sra.c (scan_function): Likewise.
6490 (decide_instantiations): Likewise.
6491 (scalarize_parms): Likewise.
6492 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6493 (dsa_named_for): Likewise.
6494 * tree-ssa-structalias.c (update_alias_info): Likewise.
6495 (merge_smts_into): Likewise.
6497 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6500 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6501 * c-opts.c (c_common_handle_option): Wall enables
6502 Wvolatile-register-var.
6503 * common.opt: Move Wvolatile-register-var to...
6506 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6508 * common.opt (Wlarger-than=): New.
6509 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6511 * opts.c (common_handle_option): Handle -Wlarger-than=.
6512 * optc-gen.awk: Likewise.
6513 * opth-gen.awk: Likewise.
6514 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6515 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6517 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6519 * c-common.c (match_case_to_enum_1): Add appropriate
6520 OPT_W* parameter to warning.
6521 (c_do_switch_warnings): Likewise.
6522 * c-typeck.c (warning_init): Add one more parameter following
6524 (push_init_level): Update call to warning_init.
6525 (pop_init_level): Likewise.
6526 (add_pending_init): Likewise.
6527 (output_init_element: Likewise.
6529 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6532 * toplev.c (toplev_main): If there are warnings or error, print
6533 errors for ignored options.
6534 * opts.c (ignored_options): New static variable.
6535 (postpone_unknown_option_error): New.
6536 (print_ignored_options): New.
6537 (handle_option): Postpone errors for unknown -Wno-* options.
6538 * opts.h (print_ignored_options): Declare.
6540 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6542 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6545 2008-02-25 Richard Guenther <rguenther@suse.de>
6548 2008-02-25 Richard Guenther <rguenther@suse.de>
6550 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6551 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6552 (lookup_decl_from_uid): Declare.
6553 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6554 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6555 (decl_for_uid_map): New global hashtable mapping DECL_UID
6557 (init_ttree): Allocate it.
6558 (insert_decl_to_uid_decl_map): New helper function.
6559 (make_node_stat): Insert new decls into the map.
6560 (copy_node_stat): Likewise.
6561 (lookup_decl_from_uid): New function.
6562 (print_decl_for_uid_map_statistics): New helper.
6563 (dump_tree_statistics): Call it.
6565 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6566 (referenced_var_iterator): Adjust.
6567 (FOR_EACH_REFERENCED_VAR): Adjust.
6568 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6569 (num_referenced_vars): Adjust.
6570 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6571 (first_referenced_var): Remove.
6572 (end_referenced_vars_p): Likewise.
6573 (next_referenced_var): Likewise.
6574 (referenced_var_iterator_set): New helper function.
6575 * tree-dfa.c (referenced_var_lookup): Adjust.
6576 (referenced_var_check_and_insert): Likewise.
6577 (remove_referenced_var): Likewise.
6578 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6579 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6580 (verify_call_clobbering): Likewise.
6581 (verify_memory_partitions): Likewise.
6582 (init_tree_ssa): Allocate bitmap instead of hashtable for
6584 (delete_tree_ssa): Adjust.
6585 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6586 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6587 (compute_tag_properties): Likewise.
6588 (set_initial_properties): Likewise.
6589 (find_partition_for): Likewise.
6590 (update_reference_counts): Likewise.
6591 (dump_may_aliases_for): Likewise.
6592 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6593 (add_call_clobber_ops): Likewise.
6594 (add_call_read_ops): Likewise.
6595 (get_asm_expr_operands): Likewise.
6596 * tree-into-ssa.c (dump_decl_set): Likewise.
6597 (update_ssa): Likewise.
6598 * tree-sra.c (scan_function): Likewise.
6599 (decide_instantiations): Likewise.
6600 (scalarize_parms): Likewise.
6601 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6602 (dsa_named_for): Likewise.
6603 * tree-ssa-structalias.c (update_alias_info): Likewise.
6604 (merge_smts_into): Likewise.
6606 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6609 * doc/invoke.texi (-fcx-limited-range): Document new option.
6610 * toplev.c (process_options): Handle -fcx-fortran-rules.
6611 * common.opt: Add documentation for -fcx-fortran-rules.
6613 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6616 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6617 actual behaviour and C99.
6619 2008-02-26 Ben Elliston <bje@au.ibm.com>
6621 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6622 (ASM_CPU_POWER6_SPEC): Likewise.
6623 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6624 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6625 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6627 2008-02-25 Richard Guenther <rguenther@suse.de>
6629 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6630 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6631 (lookup_decl_from_uid): Declare.
6632 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6633 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6634 (decl_for_uid_map): New global hashtable mapping DECL_UID
6636 (init_ttree): Allocate it.
6637 (insert_decl_to_uid_decl_map): New helper function.
6638 (make_node_stat): Insert new decls into the map.
6639 (copy_node_stat): Likewise.
6640 (lookup_decl_from_uid): New function.
6641 (print_decl_for_uid_map_statistics): New helper.
6642 (dump_tree_statistics): Call it.
6644 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6645 (referenced_var_iterator): Adjust.
6646 (FOR_EACH_REFERENCED_VAR): Adjust.
6647 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6648 (num_referenced_vars): Adjust.
6649 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6650 (first_referenced_var): Remove.
6651 (end_referenced_vars_p): Likewise.
6652 (next_referenced_var): Likewise.
6653 (referenced_var_iterator_set): New helper function.
6654 * tree-dfa.c (referenced_var_lookup): Adjust.
6655 (referenced_var_check_and_insert): Likewise.
6656 (remove_referenced_var): Likewise.
6657 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6658 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6659 (verify_call_clobbering): Likewise.
6660 (verify_memory_partitions): Likewise.
6661 (init_tree_ssa): Allocate bitmap instead of hashtable for
6663 (delete_tree_ssa): Adjust.
6664 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6665 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6666 (compute_tag_properties): Likewise.
6667 (set_initial_properties): Likewise.
6668 (find_partition_for): Likewise.
6669 (update_reference_counts): Likewise.
6670 (dump_may_aliases_for): Likewise.
6671 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6672 (add_call_clobber_ops): Likewise.
6673 (add_call_read_ops): Likewise.
6674 (get_asm_expr_operands): Likewise.
6675 * tree-into-ssa.c (dump_decl_set): Likewise.
6676 (update_ssa): Likewise.
6677 * tree-sra.c (scan_function): Likewise.
6678 (decide_instantiations): Likewise.
6679 (scalarize_parms): Likewise.
6680 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6681 (dsa_named_for): Likewise.
6682 * tree-ssa-structalias.c (update_alias_info): Likewise.
6683 (merge_smts_into): Likewise.
6685 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6688 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6689 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6690 * alias.h (nonoverlapping_memrefs_p): Likewise.
6692 2008-02-25 Jan Beulich <jbeulich@novell.com>
6694 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6695 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6696 __emultls_get_address, __emultls_register_common,
6697 __floatundi?f, and _Unwind_GetIPInfo.
6698 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6699 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6700 (gen_regparm_prefix): Likewise.
6701 (i386_nlm_encode_section_info): Sync with
6702 config/i386/winnt.c:i386_pe_encode_section_info().
6703 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6704 i386_nlm_mangle_decl_assembler_name): New.
6705 (netware_override_options): New.
6706 * config/i386/netware.h (netware_override_options): Declare.
6707 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6708 (i386_nlm_mangle_decl_assembler_name): Declare.
6709 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6711 2008-02-25 Ben Elliston <bje@au.ibm.com>
6714 * c-decl.c (grokdeclarator): Remove unused local variables
6715 `typedef_type' and `type_as_written'.
6717 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6718 unused local variable `has_hot_blocks'.
6719 (fix_crossing_conditional_branches): Remove unused local variable
6722 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6725 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6726 using DEF_C99_BUILTIN.
6727 (BUILT_IN_NANF): Ditto.
6728 (BUILT_IN_NANL): Ditto.
6730 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6731 Revital Eres <eres@il.ibm.com>
6733 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6734 regarding the order of two dependent insns in the same row.
6736 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6738 * stor-layout.c (layout_decl): Do not bump the alignment of a
6739 bit-field to more than byte alignment if it is packed.
6741 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6743 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6746 2008-02-24 Diego Novillo <dnovillo@google.com>
6748 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6751 * tree-vrp.c (vrp_evaluate_conditional): With
6752 -Wtype-limits, emit a warning when comparing against a
6753 constant outside the natural range of OP0's type.
6754 * c.opt (Wtype-limits): Move ...
6755 * common.opt (Wtype-limits): ... here.
6757 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6759 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6760 * config/rs6000/e300c2c3.md: New file.
6761 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6763 (rs6000_override_options): Add e300c2 and e300c3 cases to
6764 processor_target_table. Do not allow usage of Altivec or Spe
6765 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6766 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6767 * config/rs6000/rs6000.h (processor_type): Add
6768 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6769 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6770 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6771 and ppce300c3. Include e300c2c3.md.
6773 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6775 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6776 instead of TARGET_STRICT_ALIGN.
6778 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6780 * explow.c (memory_address): Assert that the generated address is
6783 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6786 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6787 * config/darwin-ppc-ldouble-patch.def: New file.
6788 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6789 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6790 SUBTARGET_INIT_BUILTINS if defined.
6791 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6794 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6797 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6798 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6800 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6803 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6804 file" warning condtional on -Winvalid-PCH.
6806 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6808 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6810 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6814 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6815 prevent reload from using MMX registers.
6816 (*mov<mode>_internal): Ditto.
6817 (*movv2sf_internal_rex64): Ditto.
6818 (*movv2sf_internal): Ditto.
6820 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6822 PR documentation/31569
6823 * doc/install.texi2html: Use makeinfo --no-number-sections.
6825 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6827 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6828 ensure that we can address an entire entity > 8 bytes. Don't
6829 generate reg+reg addressing for such data.
6831 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6833 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6834 strings when optimizing for size, unless the target cares about
6837 2008-02-22 Tom Tromey <tromey@redhat.com>
6839 * regclass.c (current_pass): Remove declaration.
6841 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6843 * config/avr/libgcc.S (__RAMPZ__): Define.
6844 (__do_copy_data): Add for devices with 128KB code memory.
6846 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6848 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6850 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6852 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6854 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6857 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6860 * c-typeck.c (build_binary_op): Warn about floating point
6861 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6863 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6866 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6867 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6869 (rs6000_override_options): Set altivec_abi as default, not override,
6870 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6871 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6872 is used; use new member spe_abi.
6873 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6874 spe_abi and altivec_abi.
6876 2008-02-22 Tomas Bily <tbily@suse.cz>
6878 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6880 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6883 * config.build (build_file_translate): Set to `CMD //c' only if
6885 * Makefile.in (build_file_translate): Improve comment.
6887 2008-02-21 Jan Hubicka <jh@suse.cz>
6889 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6890 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6891 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6893 2008-02-21 Michael Matz <matz@suse.de>
6896 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6898 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6900 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6901 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6903 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6904 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6905 SSE_VEC_FLOAT_MODE_P as insn constraint.
6906 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6907 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6908 sse4a_movntdf using MODEF mode iterator.
6909 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6910 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6911 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6912 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6913 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6914 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6915 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6917 2008-02-21 Richard Guenther <rguenther@suse.de>
6919 * tree.def (PAREN_EXPR): New tree code.
6920 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6922 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6923 * expr.c (expand_expr_real_1): Likewise.
6924 * tree-inline.c (estimate_num_insns_1): Likewise.
6925 * tree-complex.c (expand_complex_move): Likewise.
6926 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6929 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6932 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6934 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6937 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6939 * config/sh/sh.c (find_barrier): Don't go past
6940 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6942 2008-02-20 DJ Delorie <dj@redhat.com>
6944 * config/h8300/h8300.md (insv): Force source operand to be a register.
6946 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6947 as a jump, not as a plain insn.
6949 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6951 * doc/invoke.texi (Warning Options): Add new option
6952 -Wframe-larger-than=.
6953 (-Wframe-larger-than): Document.
6955 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6956 Add declarations for new option variables.
6958 * final.c (final_start_function): Check the frame size
6959 before emission and issue a Wframe-larger-than warning.
6961 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6962 Add definitions for new option variables.
6963 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6965 * common.opt (Wframe-larger-than=): New option.
6967 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6969 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6970 (<sse>_div<mode>3): Ditto.
6971 (<sse>_vmdiv<mode>3): Ditto.
6972 (<sse>_vmsqrt<mode>2): Ditto.
6973 (*smax<mode>3): Ditto.
6974 (sse5_frcz<mode>2): Ditto.
6975 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6978 2008-02-20 Richard Guenther <rguenther@suse.de>
6981 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6982 be happy with INTEGRAL_TYPE_P.
6984 2008-02-20 Richard Guenther <rguenther@suse.de>
6986 * fold-const.c (split_tree): Associate floatig-point expressions
6987 if flag_associative_math is set.
6989 2008-02-20 Richard Guenther <rguenther@suse.de>
6991 * tree.h (fold_real_zero_addition_p): Declare.
6992 * fold-const.c (fold_real_zero_addition_p): Export.
6993 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6994 floating-point operations with zero and one.
6996 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6998 * doc/install.texi: Correct references to CFLAGS, replacing them
6999 with BOOT_CFLAGS. Document flags used during bootstrap for
7002 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7004 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7005 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7006 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7008 (smin<mode>3): Ditto from similar patterns.
7009 (smax<mode>3): Ditto.
7010 (*ieee_smin<mode>3): Ditto.
7011 (*ieee_smax<mode>3): Ditto.
7012 * config/i386/sse.md (sse): New mode attribute.
7013 (mov<mode>): Macroize expander from movv4sf and movv2df using
7014 SSEMODEF2P mode iterator.
7015 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7016 SSE_VEC_FLOAT_MODE_P as insn constraint.
7017 (storent<mode>): Ditto.
7018 (storent<mode>): Macroize expander from storentsf and storentdf using
7019 MODEF mode iterator.
7020 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7021 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7022 (abs<mode>2): Ditto from similar patterns.
7023 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7024 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7025 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7026 (<sse>_vmsqrt<mode>2): Ditto.
7027 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7028 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7029 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7030 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7031 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7032 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7033 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7035 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7036 iterator and SSE_FLOAT_MODE_P as insn constraint.
7037 (<sse>_ucomi): Ditto from similar patterns.
7038 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7039 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7040 SSE_VEC_FLOAT_MODE_P as insn constraint.
7041 (vcond<mode>): Ditto from similar patterns.
7042 (and<mode>3, *and<mode>3): Ditto.
7043 (<sse>_nand<mode>3): Ditto.
7044 (ior<mode>3, *ior<mode>3): Ditto.
7045 (xor<mode>3, *xor<mode>3): Ditto.
7046 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7047 iterator and SSE_FLOAT_MODE_P as insn constraint.
7048 (*nand<mode>3): Ditto from similar patterns.
7049 (*ior<mode>3): Ditto.
7050 (*xor<mode>3): Ditto.
7052 2008-02-20 Ira Rosen <irar@il.ibm.com>
7054 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7055 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7056 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7058 2008-02-19 Jan Hubicka <jh@suse.cz>
7060 * predict.c (tree_bb_level_predictions): Remove variable next
7061 mistakely introduced by previous commit.
7063 2008-02-19 Jan Hubicka <jh@suse.cz>
7065 * predict.c (predict_paths_leading_to): Rewrite.
7066 (predict_paths_for_bb): New.
7067 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7069 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7072 * Makefile.in (build_file_translate): New.
7073 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7074 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7075 * configure.ac (build_file_translate): Substitute it.
7076 * configure: Regenerate.
7078 2008-02-19 Jan Hubicka <jh@suse.cz>
7080 PR rtl-optimization/34408
7081 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7084 2008-02-19 Jan Hubicka <jh@suse.cz>
7087 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7090 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7093 * config/i386/i386-modes.def: Revert the last DI alignment
7094 change until Ada people can look into it.
7096 2008-02-19 Nick Clifton <nickc@redhat.com>
7098 * opts.c (print_specific_help): Fix typo in --help text.
7100 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7103 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7104 32-bit inline asm without asm alternatives for host GCC < 3.0.
7106 2008-02-19 Richard Guenther <rguenther@suse.de>
7108 PR tree-optimization/34989
7109 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7110 Allow propagation to INDIRECT_REF if we can simplify only.
7112 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7114 * c-common.c (warn_for_collisions_1): Use appropriate option when
7117 2008-02-19 Nick Clifton <nickc@redhat.com>
7120 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7121 (handle_options): Fix indentation.
7122 (print_filtered_help): If no language-specific options were
7123 displayed tell the user how to list all the options supported by
7124 the language's front-end.
7125 (print_specific_help): Fix indentation and remove duplicate line.
7126 (common_handle_option): Handle the -v option.
7127 For --help enable the display of undocumented options if the -v
7128 switch has been included on the command line.
7129 For --help= check for overlaps in the arguments between the option
7130 classes and the language names and issue a warning when they
7131 cannot be disambiguated.
7132 * c.opt (v): Pass on to the common option handler.
7134 2008-02-19 Revital Eres <eres@il.ibm.com>
7136 * modulo-sched.c (sms_schedule): Change dump message when
7137 create_ddg function fails.
7138 (try_scheduling_node_in_cycle): Rename row to cycle.
7139 (print_partial_schedule): Rename CYCLE to ROW.
7141 2008-02-19 Christian Bruel <christian.bruel@st.com>
7142 Zdenek Dvorak <ook@ucw.cz>
7144 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7146 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7150 (*x86_movdicc_0_m1_se): Ditto.
7152 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7154 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7155 (CMPtype): Define as __gcc_CMPtype.
7156 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7157 (CMPtype): Define as __gcc_CMPtype.
7159 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7161 Support valgrind 3.3 for --enable-checking=valgrind.
7162 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7164 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7165 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7166 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7167 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7168 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7169 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7170 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7172 * ggc-zone.c: Similar.
7173 * ggc-page.c: Similar.
7175 2008-02-19 Paul Brook <paul@codesourcery.com>
7178 * config/arm/ieee754-df.S: Fix do_it typo.
7179 * config/arm/ieee754-sf.S: Fix do_it typo.
7181 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7184 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7185 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7186 (OPTION_MASK_ISA_SSE_SET): Likewise.
7187 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7188 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7189 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7190 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7191 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7192 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7193 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7194 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7195 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7196 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7197 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7198 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7199 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7200 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7201 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7202 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7203 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7204 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7205 (OPTION_MASK_ISA_SSE4): Removed.
7206 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7207 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7208 (override_options): Don't turn on implied SSE/MMX bits in
7211 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7213 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7216 2008-02-18 Joey Ye <joey.ye@intel.com>
7219 * tree-nested.c (insert_field_into_struct): Set type alignment
7220 to field alignment if the former is less than the latter.
7222 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7224 * BASE-VER: Set to 4.4.0.
7226 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7228 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7229 * doc/cfg.texi: Likewise.
7230 * doc/extend.texi: Likewise.
7231 * doc/gty.texi: Likewise.
7232 * doc/invoke.texi: Likewise.
7233 * doc/loop.texi: Likewise.
7234 * doc/md.texi: Likewise.
7235 * doc/passes.texi: Likewise.
7236 * doc/rtl.texi: Likewise.
7237 * doc/sourcebuild.texi: Likewise.
7238 * doc/tm.texi: Likewise.
7239 * doc/tree-ssa.texi: Likewise.
7241 2008-02-17 Richard Guenther <rguenther@suse.de>
7244 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7245 without default definition.
7247 2008-02-17 Richard Guenther <rguenther@suse.de>
7249 PR tree-optimization/35231
7250 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7253 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7256 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7257 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7258 libgcc_cmp_return mode.
7260 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7263 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7265 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7267 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7270 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7272 * doc/c-tree.texi: Use `@.' where appropriate.
7273 * doc/extend.texi: Likewise.
7274 * doc/install.texi: Likewise.
7275 * doc/invoke.texi: Likewise.
7276 * doc/loop.texi: Likewise.
7277 * doc/makefile.texi: Likewise.
7278 * doc/md.texi: Likewise.
7279 * doc/passes.texi: Likewise.
7280 * doc/standards.texi: Likewise.
7281 * doc/tm.texi: Likewise.
7283 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7286 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7288 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7289 rather than in entry_bb.
7291 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7293 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7294 libgcc_cmp_return mode.
7296 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7299 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7300 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7302 2008-02-15 Richard Guenther <rguenther@suse.de>
7303 Zdenek Dvorak <ook@ucw.cz>
7305 PR tree-optimization/35164
7306 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7307 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7308 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7309 Only propagate addresses which do not have abnormal SSA_NAMEs
7312 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7315 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7317 2008-02-15 Jan Hubicka <jh@suse.cz>
7320 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7322 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7325 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7326 when calculating alignment_pad.
7328 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7330 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7331 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7332 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7333 and STACK_BOUNDARY define.
7335 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7337 PR preprocessor/35061
7338 * c-pragma.c (handle_pragma_pop_macro): Check that
7339 pushed_macro_table has been allocated.
7341 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7344 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7345 (force_gimple_operand): Likewise.
7346 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7347 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7348 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7349 (find_interesting_uses_address): Check addressability and alignment
7350 of the base expression only after substituting bases of IVs into it.
7352 2008-02-14 Michael Matz <matz@suse.de>
7355 * function.c (instantiate_virtual_regs_in_insn): Reload address
7356 before falling back to reloading the whole operand.
7358 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7360 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7361 before the first section switch note.
7363 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7365 * doc/bugreport.texi: Update copyright years.
7366 * doc/c-tree.texi: Likewise.
7367 * doc/cfg.texi: Likewise.
7368 * doc/cpp.texi: Likewise.
7369 * doc/cppinternals.texi: Likewise.
7370 * doc/fragments.texi: Likewise.
7371 * doc/frontends.texi: Likewise.
7372 * doc/gcc.texi: Likewise.
7373 * doc/gty.texi: Likewise.
7374 * doc/hostconfig.texi: Likewise.
7375 * doc/implement-c.texi: Likewise.
7376 * doc/libgcc.texi: Likewise.
7377 * doc/loop.texi: Likewise.
7378 * doc/makefile.texi: Likewise.
7379 * doc/options.texi: Likewise.
7380 * doc/passes.texi: Likewise.
7381 * doc/rtl.texi: Likewise.
7382 * doc/sourcebuild.texi: Likewise.
7383 * doc/standards.texi: Likewise.
7384 * doc/tree-ssa.texi: Likewise.
7385 * doc/trouble.texi: Likewise.
7387 * doc/extend.texi: Use @: or add comma where appropriate.
7388 * doc/invoke.texi: Likewise.
7389 * doc/tm.texi: Likewise.
7391 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7394 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7397 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7399 * doc/md.texi (clz, ctz): Add reference.
7400 * doc/rtl.texi (clz, ctz): Likewise.
7402 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7405 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7408 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7410 * config/s390/s390.c (struct constant_pool): New field
7411 emit_pool_after added.
7412 (s390_mainpool_start): Set the emit_pool_after flag according
7413 to the section switch notes.
7414 (s390_mainpool_finish): Consider emit_pool_after when emitting
7415 the literal pool at the end of the function.
7416 (s390_chunkify_start): Force literal pool splits at section
7419 2008-02-13 Michael Matz <matz@suse.de>
7422 * var-tracking.c (clobber_variable_part): Correctly traverse the
7425 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7428 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7429 Add -fdump-ipa-inline.
7430 * tree-dump.c (dump_files): Remove tree-inlined dump.
7431 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7433 2008-02-12 Richard Guenther <rguenther@suse.de>
7435 PR tree-optimization/35171
7436 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7439 2008-02-12 Richard Guenther <rguenther@suse.de>
7442 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7443 value-preserving mode. Disallow final truncation.
7445 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7448 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7449 code from here to...
7450 (force_gimple_operand): ...here.
7452 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7455 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7456 non-compatible pointers.
7457 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7458 different FIELD_DECLs, try harder by comparing field offsets, sizes
7462 * function.c (match_asm_constraints_1): Don't replace the same input
7465 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7467 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7468 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7469 (expand_epilogue): Restore RAMPZ register.
7470 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7472 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7474 * config/i386/cygwin.asm: (__alloca): Correct calling
7475 convention and alignment.
7476 (__chkstk): Force 8 byte stack alignment.
7478 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7479 Richard Guenther <rguenther@suse.de>
7481 PR tree-optimization/33992
7482 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7483 the zero we compare against.
7485 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7488 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7489 to CloseHandle after unlocking to prevent accumulation of handle
7492 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7495 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7496 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7497 and update LABEL_NUSES during and after reload.
7499 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7502 * combine.c (simplify_if_then_else): Make sure the comparison is
7503 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7505 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7508 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7509 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7510 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7511 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7512 * tree.h (get_type_static_bounds): Likewise.
7514 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7516 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7517 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7518 Make -Wfoo language annotations match what the compiler outputs.
7520 2008-02-08 Sa Liu <saliu@de.ibm.com>
7522 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7523 intrinsics spu_convts, spu_convtu, spu_convtf.
7525 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7527 * doc/extend.texi (Function Attributes) <noinline>: Mention
7528 asm ("") as method to keep calls.
7530 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7533 * doc/options.texi (Options): Replace references to opts.sh with
7535 * opts-common.c: Likewise.
7536 * optc-gen.awk: Likewise.
7538 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7540 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7542 2008-02-07 Richard Henderson <rth@redhat.com>
7545 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7546 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7549 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7551 PR tree-optimization/35085
7552 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7553 for operand entry oe2 in addition to operand entry oe3 in order to
7554 expose more opportunities for vectorizer sum reduction.
7556 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7559 * Makefile.in (LIBS): Remove $(GMPLIBS).
7560 (cc1-dummy, cc1): Add $(GMPLIBS).
7562 2008-02-06 Jan Hubicka <jh@suse.cz>
7565 * i386.md (moddf_integer): Do not produce partial memory stalls for
7566 targets where it hurts.
7568 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7571 * optabs.c (expand_float): Do not check for decimal modes when
7572 expanding unsigned integer through signed conversion.
7574 2008-02-06 Nick Clifton <nickc@redhat.com>
7576 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7577 inside the clobber with a match_operand and duplicated operand
7578 number in the constraint.
7579 (ineqbranchsi): Delete redundant comment.
7581 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7583 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7584 builtin_define ("__USE_INIT_FINI__").
7585 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7587 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7589 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7591 PR documentation/30330
7592 * doc/invoke.texi (C++ Dialect Options)
7593 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7594 For each warning option -Wfoo that allows -Wno-foo, ensure both
7595 -Wfoo and -Wno-foo are listed in the option index. Fix index
7596 entry of -Wswitch-default, index -Wnormalized= including the
7597 `=', and -Wlarger-than-@var{len} including @var{len}.
7599 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7601 * config/i386/i386.md (floatunssisf2): Use
7602 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7603 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7604 Macroize expander using MODEF mode iterator.
7606 2008-02-05 Diego Novillo <dnovillo@google.com>
7608 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7611 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7613 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7616 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7618 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7621 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7622 to indicate if a message should be generated.
7623 (init_cumulative_args): Updated.
7624 (function_value_32): Likewise.
7626 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7628 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7630 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7633 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7634 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7636 2008-02-04 Diego Novillo <dnovillo@google.com>
7638 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7641 * tree-vrp.c (vrp_evaluate_conditional): With
7642 -Wtype-limits, emit a warning when comparing against a
7643 constant outside the natural range of OP0's type.
7645 2008-02-04 Richard Guenther <rguenther@suse.de>
7648 * expr.c (count_type_elements): Give for unions instead of
7651 2008-02-04 Richard Guenther <rguenther@suse.de>
7654 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7655 to TYPE_DOMAINs base type instead of using bitsizetype here.
7657 2008-02-03 Jason Merrill <jason@redhat.com>
7659 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7661 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7664 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7665 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7666 (RS/6000 and PowerPC Options): Fix typos and markup.
7667 * doc/passes.texi (Tree-SSA passes): Likewise.
7669 2008-02-02 Michael Matz <matz@suse.de>
7672 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7673 from record_last_reg_set_info.
7674 (record_last_reg_set_info): Take an RTX argument, iterate over all
7675 constituent hardregs.
7676 (record_last_set_info, record_opr_changes): Change calls to
7677 new signature or to record_last_reg_set_info_regno.
7679 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7681 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7683 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7685 PR rtl-optimization/34773
7686 * reg-notes.def (EQUAL): Mention significance of combination of
7687 REG_EQUAL and REG_RETVAL.
7688 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7689 insn that has a REG_RETVAL.
7691 2008-02-01 Roger Sayle <roger@eyesopen.com>
7694 * configure.ac (--enable-fixed-point): Disable unless explicitly
7696 * configure: Regenerate.
7698 2008-02-01 Richard Guenther <rguenther@suse.de>
7701 * invoke.texi (-finline-limit): Remove no longer true parts
7702 of the documentation. Note that there is no default value.
7704 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7705 Mark Mitchell <mark@codesourcery.com>
7706 Ben Elliston <bje@au.ibm.com>
7709 * doc/extend.texi (Other Builtins): Document.
7711 2008-01-31 Tom Browder <tom.browder@gmail.com>
7713 * doc/c-tree.texi (Types): Fix grammar.
7714 (Expression trees): Ditto.
7715 * doc/passes.texi (Tree-SSA passes): Ditto.
7717 * doc/configterms.texi (Configure Terms): Fix typo.
7718 * doc/cpp.texi (Common Predefined Macros): Ditto.
7719 * doc/md.texi (Machine Constraints): Ditto.
7721 * doc/makefile.texi (Makefile): Add comma.
7723 2008-01-31 Tom Browder <tom.browder@gmail.com>
7724 Gerald Pfeifer <gerald@pfeifer.com>
7726 * doc/sourcebuild.texi (Front End): Remove references to CVS
7727 and CVSROOT/modules.
7728 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7729 (Back End): Remove reference to CVS.
7731 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7734 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7736 (mips16_gp_pseudo_reg): ...here.
7737 * config/mips/mips.md (load_const_gp): Replace with...
7738 (load_const_gp_<mode>): ...this :P-based insn.
7740 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7742 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7743 options. Minor fixes.
7744 (-std): Move reference to standards closer to where language
7745 standards are first mentioned.
7747 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7749 PR rtl-optimization/34995
7750 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7751 parameter and return a bool. If the rtx parameter is nonnull,
7752 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7753 (find_reloads): Update call accordingly. Pass the new operand
7754 if it needed no address reloads, otherwise pass null.
7756 2008-01-30 Richard Henderson <rth@redhat.com>
7759 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7760 for unbounded arrays.
7762 2008-01-30 Silvius Rus <rus@google.com>
7764 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7766 2008-01-30 Jan Hubicka <jh@suse.cz>
7769 * i386.c (init_cumulative_args): Use real function declaration when
7772 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7774 PR rtl-optimization/34998
7775 * global.c (build_insn_chain): Treat non-subreg_lowpart
7776 SUBREGs of pseudos as clobbering all the words covered by the
7777 SUBREG, not just all the bytes.
7778 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7779 original df_ref rather than an extract parameter.
7780 (global_conflicts): Update call accordingly.
7782 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7784 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7785 the overflow check to make it easier to read.
7786 (__fixtfdi): Change the type of the ll member in union
7787 long_double to UDItype_x.
7789 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7792 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7793 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7794 * tree-inline.c (fold_marked_statements): Call
7795 cgraph_update_edges_for_call_stmt if folding a call statement.
7796 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7797 debug_generic_stmt calls, reset it back afterwards.
7800 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7802 * c-typeck.c (build_external_ref): Don't pedwarn about
7803 static vars in current function's scope.
7805 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7807 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7809 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7812 * ipa-struct-reorg.c: Fix spelling.
7813 * params.def: Ditto.
7815 2008-01-29 Richard Guenther <rguenther@suse.de>
7818 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7820 * tree-inline.c (remap_type): Increment remapping_type_depth
7821 around remapping types.
7822 (copy_body_r): Only add referenced variables if they are referenced
7823 from code, not types.
7825 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7836 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7837 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7839 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7842 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7843 pointer for tiny stack.
7845 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7847 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7849 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7851 * config/vx-common.h: Fix typo in comment.
7853 2008-01-28 Ian Lance Taylor <iant@google.com>
7857 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7858 coalesce pointers if they have different DECL_NO_TBAA_P values.
7859 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7860 between variables with different DECL_NO_TBAA_P values.
7862 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7865 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7866 are not legitimate small data references on SPE targets.
7868 2008-01-28 David Daney <ddaney@avtrex.com>
7870 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7872 2008-01-28 David Daney <ddaney@avtrex.com>
7874 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7876 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7878 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7879 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7880 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7881 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7882 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7883 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7884 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7885 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7887 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7889 * basic-block.h (condjump_equiv_p): Fix comment.
7891 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7893 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7894 print_generic_stmt_indented): Fix comment.
7896 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7898 * configure.ac (__stack_chk_fail): Add detecion for availability
7899 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7900 * configure: Regenerate.
7902 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7905 * final.c (output_addr_const): Handle TRUNCATE.
7907 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7910 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7911 (zero_cost, infinite_cost): New constants.
7912 (struct cost_pair): Change type of cost to comp_cost.
7913 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7914 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7916 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7917 split_address_cost, ptr_difference_cost, difference_cost,
7918 get_computation_cost_at, get_computation_cost,
7919 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7920 determine_use_iv_cost_condition, determine_use_iv_costs,
7921 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7922 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7923 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7924 Change type of cost to comp_cost.
7925 (determine_iv_cost): Increase cost of non-original ivs, instead
7926 of decreasing the cost of original ones.
7927 (get_address_cost): Indicate the complexity of the addressing mode
7929 (try_add_cand_for): Prefer using ivs not specific to some object.
7930 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7932 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7933 Janis Johnson <janis187@us.ibm.com>
7936 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7937 (TARGET_INSTANTIATE_DECLS): Likewise.
7938 * target.h (expand_to_rtl_hook): New target hook.
7939 (instantiate_decls): Likewise.
7940 * function.c (instantiate_decl): Make non-static. Rename to...
7941 (instantiate_decl_rtl): ... this.
7942 (instantiate_expr): Use instantiate_decl_rtl.
7943 (instantiate_decls_1): Likewise.
7944 (instantiate_decls): Likewise.
7945 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7946 * function.h (instantiate_decl_rtl): Add prototype.
7947 * cfgexpand.c (target.h): New include.
7948 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7949 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7950 (TARGET_INSTANTIATE_DECLS): Likewise.
7951 (TARGET_INITIALIZER): New target hooks added.
7952 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7954 * config/rs6000/rs6000.c (tree-flow.h): New include.
7955 (machine_function): Add sdmode_stack_slot field.
7956 (rs6000_alloc_sdmode_stack_slot): New function.
7957 (rs6000_instantiate_decls): Likewise.
7958 (rs6000_secondary_memory_needed_rtx): Likewise.
7959 (rs6000_check_sdmode): Likewise.
7960 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7961 (TARGET_INSTANTIATE_DECLS): Likewise.
7962 (rs6000_hard_regno_mode_ok): Allow SDmode.
7963 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7964 (rs6000_emit_move): Handle SDmode.
7965 (function_arg_advance): Likewise.
7966 (function_arg): Likewise.
7967 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7968 SDmode var args for 32-bit compiles.
7969 (rs6000_secondary_reload_class): Handle SDmode.
7970 (rs6000_output_function_epilogue): Likewise.
7971 (rs6000_function_value): Simplify if statement.
7972 (rs6000_libcall_value): Likewise.
7973 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7974 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7975 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7976 (movsd_hardfloat): New define_insn.
7977 (movsd_softfloat): Likewise.
7978 (movsd_store): Likewise.
7979 (movsd_load): Likewise.
7980 (extendsddd2): Likewise.
7981 (extendsdtd2): Likewise.
7982 (truncddsd2): Likewise.
7983 (movdd_hardfloat64): Fixup comment.
7984 (UNSPEC_MOVSD_LOAD): New constant.
7985 (UNSPEC_MOVSD_STORE): Likewise.
7987 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7990 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7992 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7993 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7994 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7997 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8000 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8001 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8002 __LONGDOUBLE128 too.
8003 * config/rs6000/aix61.h: New file.
8005 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8007 PR rtl-optimization/34959
8008 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8009 popcount and parity rtxes the same mode as their operand.
8010 Truncate or extend the result to the return value's mode
8013 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8016 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8017 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8018 to GOT_VERSION_REGNUM.
8019 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8020 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8021 * config/mips/mips.c (mips_emit_call_insn): New function.
8022 (mips_call_tls_get_addr): Call mips_expand_call directly.
8023 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8025 (mips16_build_call_stub): Likewise. Return the call insn or null.
8026 (mips_expand_call): Update the call to mips16_build_call_stub
8027 accordingly and a remove redundant condition. Assert that MIPS16
8028 stubs do not use lazy binding. Use mips_emit_call_insn and return
8030 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8032 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8033 (mips_avoid_hazard): Remove hazard_set handling.
8034 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8035 (UNSPEC_RESTORE_GP): ...this.
8036 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8037 (FAKE_CALL_REGNO): Rename to...
8038 (GOT_VERSION_REGNUM): ...this.
8039 (type): Add "ghost" value. Add an associated insn reservation.
8040 (hazard_set): Remove.
8041 (exception_receiver): Rename to...
8042 (restore_gp): ...this and update the unspec identifier accordingly.
8043 (exception_receiver, nonlocal_got_receiver): New expanders.
8044 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8045 FAKE_CALL_REGNO. Remove hazard_set attribute.
8046 (set_got_version, update_got_version): New patterns.
8048 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8051 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8053 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8056 * doc/install.texi2html: Generate gcc-vers.texi.
8058 2008-01-25 DJ Delorie <dj@redhat.com>
8060 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8062 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8064 * config/c4x: Remove directory.
8065 * config.gcc (crx-*, mt-*): Mark obsolete.
8066 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8067 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8068 sh-*-rtemscoff*): Remove cases.
8069 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8070 * real.c (encode_c4x_single, decode_c4x_single,
8071 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8072 c4x_extended_format): Remove.
8073 * real.h (c4x_single_format, c4x_extended_format): Remove.
8074 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8076 (Pragmas): Remove comment about c4x pragmas.
8077 * doc/install.texi (c4x): Remove target-specific instructions.
8078 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8079 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8080 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8081 refer to C4x source files as examples.
8082 (C4X_FLOAT_FORMAT): Remove documentation.
8084 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8086 * config/bfin/bfin.c (override_options): Reorder tests so that
8087 flag_pic gets enabled for -msep-data.
8089 2008-01-25 Richard Guenther <rguenther@suse.de>
8092 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8093 to its bitfield precision if required.
8095 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8098 * tree-nested.c (walk_omp_for): New function.
8099 (convert_nonlocal_reference, convert_local_reference): Call
8100 walk_omp_for on OMP_FOR.
8101 (convert_call_expr): Call walk_body on OMP_FOR's
8102 OMP_FOR_PRE_INIT_BODY.
8104 2008-01-25 Richard Guenther <rguenther@suse.de>
8106 PR tree-optimization/34966
8107 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8108 default defs and PHI_NODEs we have to insert after the
8111 2008-01-24 Nick Clifton <nickc@redhat.com>
8113 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8114 Provide a default definition.
8115 (LIBGCC2_UNITS_PER_WORD): Likewise.
8117 * config/stormy16/stormy16.c: Include df.h for the prototype
8118 for df_regs_ever_live_p.
8119 (xstormy16_expand_builtin_va_start): Convert the stack offset
8120 into a component_ref and then use POINTER_PLUS_EXPR to add it
8121 to the incoming_virtual_args_rtx.
8122 (xstormy16_gimplify_va_arg_expr): Rename to
8123 xstormy16_gimplify_va_arg_expr.
8124 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8125 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8126 xstormy16_gimplify_va_arg_expr.
8127 Fix up some formatting issues.
8129 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8130 Move to predicates.md.
8131 (xs_hi_general_operand): Likewise.
8132 (xs_hi_nonmemory_operand): Likewise.
8133 * config/stormy16/predicates.md:
8134 (xstormy16_carry_plus_operand): New predicate.
8135 (xs_hi_general_operand): New predicate.
8136 (xs_hi_nonmemory_operand): New predicate.
8137 * config/stormy16/stormy16-protos.h:
8138 (xstormy16_carry_plus_operand): Delete prototype.
8139 (xs_hi_general_operand): Likewise.
8140 (xs_hi_nonmemory_operand): Likewise.
8142 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8143 modifiers as they are no longer needed and they can trigger
8144 reload spill failures.
8146 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8147 with a match_operand in order to help reload.
8149 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8150 constraint with 'e' for the 8th alternative as this version of
8151 the mov.w instruction only accepts the lower 8 registers.
8153 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8156 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8157 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8160 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8163 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8165 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8167 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8169 (remove_structure): Update allocations list before removing structure.
8171 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8173 * ipa-struct-reorg.c (is_safe_cond_expr,
8174 create_new_stmts_for_cond_expr): Use integer_zerop function,
8175 that recognize not only zero-pointer, but zero-integer too.
8177 2008-01-25 Ben Elliston <bje@au.ibm.com>
8180 * fixproto: Escape "." in sed expression that strips leading "./".
8182 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8185 * gcc.c (SWITCH_OK): Removed.
8186 (SWITCH_LIVE): Changed to bit.
8187 (SWITCH_FALSE): Likewise.
8188 (SWITCH_IGNORE): Likewise.
8189 (switchstr): Change live_cond to unsigned int.
8190 (process_command): Replace SWITCH_OK with 0.
8191 (do_self_spec): Likewise.
8192 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8193 (give_switch): Likewise.
8194 (used_arg): Likewise.
8195 (do_spec_1): Set the SWITCH_IGNORE bit.
8196 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8197 bits. Set the SWITCH_LIVE bit.
8199 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8201 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8203 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8205 PR tree-optimization/34472
8206 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8207 parameter to a "bool *" and set *DATA to false if there is
8208 an unsafe access. Do not delete the structure here.
8209 (check_cond_exprs): Delete it here instead.
8210 (check_cond_exprs, exclude_cold_structs): Do not increase
8211 I when removing a structure.
8213 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8216 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8217 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8219 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8222 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8223 a fixed vector for stack.
8225 2008-01-24 Ben Elliston <bje@au.ibm.com>
8228 * doc/gcc.texi (Software development): Add a direntry for g++.
8230 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8232 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8233 stale and straggling -fforce-addr comments above.
8235 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8237 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8238 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8240 2008-01-23 Michael Matz <matz@suse.de>
8243 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8246 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8248 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8251 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8253 * config/avr/avr.c (avr_current_arch): New variable.
8254 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8255 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8256 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8257 (avr_override_options): Init 'avr_current_arch'.
8258 (base_arch_s): Move from here...
8259 * config/avr/avr.h (base_arch_s): ... here. Add new members
8260 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8261 'mega' to 'have_jmp_call'.
8262 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8263 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8265 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8267 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8268 MULTILIB_MATCHES): (Ditto.).
8270 2008-01-23 Richard Guenther <rguenther@suse.de>
8273 * cgraphunit.c (cgraph_reset_node): Always mark the node
8274 not reachable if it is not queued already.
8276 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8278 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8279 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8280 (cputype_selected): New static variable.
8281 (bfin_handle_option): Set it if -mcpu is used.
8282 (override_option): Select default set of workarounds if no cpu type
8283 selected on the command line.
8284 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8286 From Michael Frysinger <michael.frysinger@analog.com>
8287 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8288 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8290 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8291 for bf547, bf523, bf524, and bf526.
8292 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8294 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8295 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8296 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8297 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8298 * doc/invoke.texi (Blackfin Options): Document that
8299 -mcpu now accept bf547, bf523, bf524, and bf526.
8301 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8303 PR rtl-optimization/34628
8304 * combine.c (try_combine): Stop and undo after the first combination
8305 if an autoincrement side-effect on the first insn has effectively
8308 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8311 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8312 Offset addresses are not valid for Altivec or paired float modes.
8314 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8317 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8318 if DECL_INITIAL (decl) is error_mark_node.
8321 * c-common.c (handle_vector_size_attribute): Only allow
8322 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8323 the same way as pointer, array etc. types.
8324 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8327 * tree.c (build_type_attribute_qual_variant): Call
8328 build_qualified_type if attributes are equal, but quals are not.
8330 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8333 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8334 * flags.h (warn_strict_aliasing): Remove.
8335 (warn_strict_overflow): Remove.
8336 * opts.c (warn_strict_aliasing): Remove.
8337 (warn_strict_overflow): Remove.
8338 * c-opts.c (c_common_handle_option): -Wall only sets
8339 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8340 (c_common_post_options): Give default values to -Wstrict-aliasing
8341 and -Wstrict-overflow if they are uninitialized.
8342 * common.opt (Wstrict-aliasing): Specify Var and Init.
8343 (Wstrict-overflow): Likewise.
8345 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8347 PR rtl-optimization/26854
8348 PR rtl-optimization/34400
8349 PR rtl-optimization/34884
8350 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8352 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8353 (df_rd_bb_info.expanded_lr_out): Deleted
8354 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8355 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8356 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8357 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8358 Removed code to allocate, initialize or free expanded_lr_out.
8359 (df_rd_bb_local_compute_process_def): Restructured to make more
8361 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8362 sets if the sets are being trimmed.
8364 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8367 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8368 (as_vers): Likewise.
8369 * configure: Regenerated.
8371 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8374 * tree-pass.h (pass_build_alias): New pass.
8375 * tree-ssa-alias.c (gate_build_alias): New.
8376 (pass_build_alias): New.
8377 * passes.c (init_optimization_passes): Add pass_build_alias after
8378 pass_create_structure_vars.
8380 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8382 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8383 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8384 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8385 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8386 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8387 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8388 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8389 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8390 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8391 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8392 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8393 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8394 * config/s390/s390.md (FP_ALL): New mode iterator.
8395 (_d): New mode attribute.
8396 ("*signbit<mode>2>"): Changed mode of first operand.
8397 ("isinf<mode>2"): Changed mode of first operand.
8398 ("*TDC_insn"): Adaptation for DFP modes.
8400 2008-01-22 Ben Elliston <bje@au.ibm.com>
8402 * tree.c (check_qualified_type): Improve function description.
8404 2008-01-21 Jason Merrill <jason@redhat.com>
8407 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8408 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8411 2008-01-21 DJ Delorie <dj@redhat.com>
8413 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8416 2008-01-21 Richard Guenther <rguenther@suse.de>
8419 * tree-cfg.c (verify_expr): Allow all invariant expressions
8420 instead of just constant class ones as reference argument.
8421 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8422 like any other constant.
8423 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8425 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8427 * regmove.c (fixup_match_1): Update call crossed frequencies.
8429 2008-01-21 Richard Guenther <rguenther@suse.de>
8432 * tree-inline.c (setup_one_parameter): Deal with mismatched
8433 types using a VIEW_CONVERT_EXPR.
8435 2008-01-21 Alon Dayan <alond@il.ibm.com>
8436 Olga Golovanevsky <olga@il.ibm.com>
8438 PR tree-optimization/34701
8439 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8440 when the structure size is not a power of 2.
8442 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8444 * doc/install.texi: Add doc for --enable-checking=df.
8446 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8448 PR rtl-optimization/34808
8449 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8451 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8453 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8456 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8458 PR rtl-optimization/26854
8459 PR rtl-optimization/34400
8460 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8462 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8463 (df_rd_bb_info.expanded_lr_out): New.
8464 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8465 * loop_iv.c (iv_analysis_loop_init): Ditto.
8466 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8467 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8468 Added code to allocate, initialize or free expanded_lr_out.
8469 (df_rd_bb_local_compute_process_def): Restructured to make
8470 more understandable.
8471 (df_rd_confluence_n): Add code to do nothing with fake edges and
8472 code to no apply invalidate_by_call sets if the sets are being trimmed.
8473 (df_lr_local_finalize): Renamed to df_lr_finalize.
8474 (df_live_local_finalize): Renamed to df_live_finalize.
8476 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8479 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8480 deciding whether to use reciprocal instructions.
8482 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8484 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8485 dwarf2out_note_section_used if cold_text_section is NULL.
8487 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8489 PR gcov-profile/34610
8490 * tree-cfg.c (make_edges): Mark both outgoing edges from
8491 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8492 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8493 from OMP_FOR and OMP_CONTINUE outgoing edges.
8495 * tree-profile.c (tree_profiling): Return early if
8496 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8498 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8499 from cfun to child_cfun.
8500 * function.h (struct function): Add after_tree_profile bit.
8502 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8504 * config/avr/avr.S (_exit): Disable interrupt.
8506 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8507 Steven Bosscher <stevenb.gcc@gmail.com>
8509 PR rtl-optimization/26854
8510 PR rtl-optimization/34400
8511 * df-problems.c (df_live_scratch): New scratch bitmap.
8512 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8513 (df_live_reset): Clear the proper bitmaps.
8514 (df_live_bb_local_compute): Only process the artificial defs once
8515 since the order is not important.
8516 (df_live_init): Init the df_live sets only with the variables
8517 found live by df_lr.
8518 (df_live_transfer_function): Use the df_lr sets to prune the
8519 df_live sets as they are being computed.
8520 (df_live_free): Free df_live_scratch.
8522 2008-01-18 Ian Lance Taylor <iant@google.com>
8524 * common.opt: Add fmerge-debug-strings.
8525 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8526 flag_merge_debug_strings rather than flag_merge_constants.
8527 * doc/invoke.texi (Option Summary): Mention
8528 -fmerge-debug-strings.
8529 (Debugging Options): Document -fmerge-debug-strings.
8531 2008-01-18 Ian Lance Taylor <iant@google.com>
8534 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8535 (struct tree_function_decl): Add new field operator_new_flag.
8536 * tree-inline.c (expand_call_inline): When inlining a call to
8537 operator new, force the return value to go into a variable, and
8538 set DECL_NO_TBAA_P on that variable.
8539 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8541 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8544 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8545 DWARF2_DEBUGGING_INFO.
8546 (dwarf2out_note_section_used): Ditto. Add prototype.
8547 (have_multiple_function_sections, text_section_used,
8548 cold_text_section_used, *cold_text_sections): Move declarations
8551 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8553 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8554 field and add signal_ra.
8555 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8556 assignments to frame state pc. Move end of stack check after
8557 MD_FALLBACK_FRAME_STATE_FOR.
8558 (uw_update_context_1): Use frame state signal_regs if set, instead
8559 of checking signal_frame flag.
8560 (uw_update_context): Use frame state signal_ra if set.
8561 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8562 * config/xtensa/linux-unwind.h: New file.
8564 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8566 * modulo-sched.c (get_sched_window): Fix comment typo.
8568 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8570 PR tree-optimization/34648
8571 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8573 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8575 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8576 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8578 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8580 PR rtl-optimization/34400
8581 * df-core.c (df_worklist_dataflow_overeager,
8582 df_worklist_dataflow_doublequeue): New functions.
8583 (df_worklist_dataflow): Two different worklist solvers.
8584 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8587 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8590 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8591 and ftree-parallelize-loops.
8593 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8595 PR rtl-optimization/34826
8596 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8598 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8600 * global.c (find_reg): Mark the eh regs as used if necessary.
8601 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8602 * ra.h (struct allocno): no_eh_reg field added. Changed
8603 no_stack_reg type to bitfield.
8605 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8607 * tree.c (substitute_in_expr): Add missing 'break'.
8609 2008-01-17 Richard Guenther <rguenther@suse.de>
8611 PR tree-optimization/34825
8612 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8613 x / x as division to handle.
8615 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8617 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8618 "-pthread" is specified.
8619 * pa-hpux11.h (LIB_SPEC): Likewise.
8621 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8622 Peter Bergner <bergner@vnet.ibm.com>
8624 PR rtl-optimization/33796
8625 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8627 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8629 PR libgfortran/34699
8630 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8632 * pa-hpux10.h (LINK_SPEC): Likewise.
8633 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8635 2008-01-16 Richard Guenther <rguenther@suse.de>
8638 * fold-const.c (fold_convert_const_int_from_int): Do not
8639 set overflow if that occured only because of a sign extension
8640 change when converting from/to a sizetype with the same
8641 precision and signedness.
8643 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8646 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8647 location address to the correct place. Update copyright year.
8649 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8651 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8652 no dependences in the dependence_relations vector.
8654 2008-01-16 Jan Hubicka <jh@suse.cz>
8656 PR rtl-optimization/31396
8657 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8658 * cfg.c (dump_reg_info): Print it.
8659 * regs.h (struct reg_info_t): add freq_calls_crossed.
8660 (REG_FREQ_CALLS_CROSSED): New macro.
8661 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8662 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8663 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8664 regmove_optimize): Update call crossed frequencies.
8665 * local-alloc.c (struct qty): Add freq_calls_crossed.
8666 (alloc_qty): Copute freq_calls_crossed.
8667 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8668 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8669 * ra.h (struct allocno): Add freq_calls_crossed.
8671 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8673 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8674 libgomp when compiling with ftree-parallelize-loops.
8675 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8677 2008-01-16 Richard Guenther <rguenther@suse.de>
8679 PR tree-optimization/34769
8680 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8681 * tree.c (int_cst_value): Instead make this function more
8682 permissive in what it accepts as valid input. Document this
8683 function always sign-extends the value.
8685 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8686 Richard Guenther <rguenther@suse.de>
8689 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8690 (gimple_fold_indirect_ref_rhs): ... this.
8691 (gimple_fold_indirect_ref): New function with foldings
8692 that preserve lvalueness.
8693 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8694 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8695 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8696 to fold an INDIRECT_REF, fall back to the old use of
8697 fold_indirect_ref_1.
8699 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8701 * tree-data-ref.c (subscript_dependence_tester_1): Call
8702 free_conflict_function.
8703 (compute_self_dependence): Same.
8705 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8708 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8709 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8711 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8712 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8713 for DWARF2_UNWIND_INFO targets.
8715 2008-01-16 Richard Guenther <rguenther@suse.de>
8718 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8719 type qualifiers for function types.
8721 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8723 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8724 loop_iterator li from previous commit.
8726 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8728 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8730 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8732 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8733 (parallelize_loops): Don't parallelize irreducible components.
8735 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8738 * c-opts (c_common_post_options): Do not enable CPP
8739 flag_pedantic_errors by default.
8741 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8743 PR rtl-optimization/31944
8744 * cse.c (remove_pseudo_from_table): New function.
8745 (merge_equiv_classes): Use above function to remove pseudo-registers.
8746 (invalidate): Likewise.
8748 2008-01-13 Richard Guenther <rguenther@suse.de>
8751 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8752 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8754 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8756 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8757 validate_change to unshare the source of the PC set.
8759 2008-01-12 Jan Hubicka <jh@suse.cz>
8762 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8763 references above array bounds. This might trigger bounds checks for
8766 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8768 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8769 new_replaceable_dependencies.
8771 2008-01-12 Doug Kwan <dougkwan@google.com>
8773 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8774 instead of OPT_Wreturn_type in warning due to ignored return type
8776 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8777 options included in -Wextra.
8778 * c.opt: New option -Wignored_qualifiers.
8779 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8780 -Wignore_qualifiers.
8781 (-Wignored-qualifiers): Document.
8782 (-Wreturn-type): Remove description of functionality now handled
8783 by -Wignored-qualifiers.
8785 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8788 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8789 NOP_EXPR if it is between integral types with the same precision.
8791 2008-01-12 Jan Hubicka <jh@suse.cz>
8794 * invoke.texi (max-inline-recursive-depth): Fix default value.
8796 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8798 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8801 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8803 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8805 2008-01-11 James E. Wilson <wilson@specifix.com>
8808 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8810 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8812 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8813 save/restore frame pointer register and don't use 'call-prologues'
8814 optimization in function with "OS_task" attribute.
8816 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8819 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8820 when copying to memory.
8822 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8824 PR rtl-optimization/30905
8825 * cfgcleanup.c: Include dce.h
8826 (crossjumps_occured): New global variable.
8827 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8828 If something changed, set crossjumps_occured to true.
8829 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8830 Don't add/remove fake edges to exit here...
8831 (cleanup_cfg): ...but do it here, when crossjumping.
8832 Run a fast DCE when successful crossjumps occured in the latest
8833 iteration of try_optimize_cfg.
8835 2008-01-11 Richard Guenther <rguenther@suse.de>
8837 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8838 (struct vn_unary_op_s): Likewise.
8839 (vn_reference_insert): Free old reference on hash collision.
8841 2008-01-10 Raksit Ashok <raksit@google.com>
8843 PR rtl-optimization/27971
8844 * combine.c (find_split_point): Split PLUS expressions which are
8845 inside a MEM rtx, and whose first operand is complex.
8847 2008-01-10 DJ Delorie <dj@redhat.com>
8849 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8850 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8851 (m32c_hard_regno_ok): Call the underlying function.
8853 2008-01-10 Richard Guenther <rguenther@suse.de>
8856 * tree-cfg.c (tree_merge_blocks): Do not go through the
8857 full-blown folding and stmt updating path if we just deal
8858 with virtual operands.
8859 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8860 test for abnormal SSA_NAMEs.
8862 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8865 * reload.c (push_reload): Add assertions. All constants from
8866 reg_equiv_constant should have been used for replacing the respective
8868 (find_reloads_address): Invoke find_reloads_address_part for
8869 constant taken from the reg_equiv_constant array.
8871 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8873 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8874 field (valnum) the first in the struct. Replace bools with
8877 2008-01-10 Richard Guenther <rguenther@suse.de>
8879 PR tree-optimization/34651
8880 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8881 types and ordering for masking and converting.
8883 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8885 PR tree-optimization/34017
8886 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8887 also for PHI_NODE expressions.
8889 2008-01-09 Jan Hubicka <jh@suse.cz>
8891 PR tree-optimization/34708
8892 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8893 based on number of case labels.
8894 (init_inline_once): Remove switch_cost.
8895 * tree-inline.h (eni_weights_d): Remove switch_cost.
8897 2008-01-09 Richard Guenther <rguenther@suse.de>
8898 Andrew Pinski <andrew_pinski@playstation.sony.com>
8901 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8902 temporary if an rvalue is ok or an lvalue is not required.
8904 2008-01-09 Richard Guenther <rguenther@suse.de>
8907 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8910 2008-01-09 Richard Guenther <rguenther@suse.de>
8913 * tree.c (host_integerp): Check for sizetype only if the
8914 type is an integer type.
8916 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8919 * opts.c (decode_options): Disable inlining of functions called
8920 once if not in unit-at-a-time mode.
8922 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8924 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8926 2008-01-08 Richard Guenther <rguenther@suse.de>
8929 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8930 out early if the result will be unused.
8932 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8937 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8938 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8941 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8943 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8944 for vectorization tuned.
8946 2008-01-08 Richard Guenther <rguenther@suse.de>
8948 PR tree-optimization/34683
8949 * tree-ssa-operands.c (operand_build_cmp): Export.
8950 * tree-ssa-operands.h (operand_build_cmp): Declare.
8951 * tree-vn.c (vuses_compare): Remove.
8952 (sort_vuses): Use operand_build_cmp.
8953 (sort_vuses_heap): Likewise.
8954 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8955 to re-use old VEC if available. Do not sort already sorted VUSEs.
8956 (vdefs_to_vec): Do not sort already sorted VDEFs.
8958 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8961 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8963 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8966 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8967 limitations of reciprocal sequences on x86 targets.
8969 2008-01-08 Richard Guenther <rguenther@suse.de>
8971 PR tree-optimization/34683
8972 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8974 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8977 * config/darwin.c (darwin_mergeable_string_section): Don't use
8978 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8980 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8983 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8984 negxf2. Macroize expander using X87MODEF mode iterator. Change
8985 predicates of op0 and op1 to register_operand.
8986 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8987 expander using X87MODEF mode iterator. Change predicates of
8988 op0 and op1 to register_operand.
8989 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8990 corresponding patterns and macroize using MODEF macro. Change
8991 predicates of op0 and op1 to register_operand and remove
8992 "m" constraint. Disparage "r" alternative with "!".
8993 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8994 macroize using X87MODEF macro. Change predicates of op0 and op1
8995 to register_operand and remove "m" constraint. Disparage "r"
8996 alternative with "!".
8997 (absneg splitter with memory operands): Remove.
8998 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8999 patterns and macroize using X87MODEF mode iterator.
9000 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9001 Change predicate of op1 to register_operand.
9002 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9003 for memory operands.
9005 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9007 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9009 2008-01-07 Richard Guenther <rguenther@suse.de>
9011 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9014 2008-01-07 Richard Guenther <rguenther@suse.de>
9016 PR tree-optimization/34683
9017 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9018 VOPs of the needed size to save memory. Use VEC_quick_push
9019 to save compile-time.
9020 (vdefs_to_vec): Likewise.
9022 2008-01-07 Sa Liu <saliu@de.ibm.com>
9024 * config/spu/spu.md (divdf3): Genetate inline code for double
9025 division. The implementation doesn't handle INF or NAN, therefore it
9026 only applies when -ffinite-math-only is given.
9028 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9031 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9032 * doc/cpp.texi ([Common Predefined Macros]): Document.
9034 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9036 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9037 order to use commutative addition instead of subtraction.
9039 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9040 Mircea Namolaru <namolaru@il.ibm.com>
9041 Vladimir Yanovsky <yanov@il.ibm.com>
9042 Revital Eres <eres@il.ibm.com>
9044 PR tree-optimization/34263
9045 * tree-outof-ssa.c (process_single_block_loop_latch,
9046 contains_tree_r): New functions.
9047 (analyze_edges_for_bb): Call process_single_block_loop_latch
9048 function to empty single-basic-block latch block if possible.
9050 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9052 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9054 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9056 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9058 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9060 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9062 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9064 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9066 PR tree-optimization/34618
9067 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9070 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9073 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9074 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9075 Update copyright year.
9077 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9078 Update copyright year.
9079 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9082 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9084 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9085 edge does not point to current bb before changing need_assert.
9087 2008-01-04 Richard Guenther <rguenther@suse.de>
9090 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9091 for verifying purposes if they are is_gimple_min_invariant.
9093 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9095 PR tree-optimization/34448
9096 PR tree-optimization/34465
9097 * gimplify.c (gimplify_init_constructor): Add new parameter
9098 notify_temp_creation. Use it.
9099 (gimplify_modify_expr_rhs): Take volatiles into account when
9100 optimizing constructors.
9101 Do not optimize constructors if gimplify_init_constructor will dump to
9103 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9104 * gcc.c-torture/compile/pr34448.c: New.
9106 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9108 PR gcov-profile/34609
9109 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9110 return_slot if result is TREE_ADDRESSABLE.
9112 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9114 * config/mips/mips.md (sqrt_condition): Tweak comment.
9115 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9117 2008-01-03 Tom Tromey <tromey@redhat.com>
9120 * c-common.c (c_type_hash): Handle VLAs.
9122 2008-01-03 Jan Hubicka <jh@suse.cz>
9124 PR tree-optimization/31081
9125 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9126 0 when inlining and not inlining to first basic block.
9127 (remap_decl): When var is initialized to 0, don't set default_def.
9128 (expand_call_inline): Set entry_bb.
9129 * tree-inline.h (copy_body_data): Add entry_bb.
9131 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9134 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9137 PR tree-optimization/29484
9138 * tree-inline.c (inline_forbidden_p_2): New function.
9139 (inline_forbidden_p): Disallow inlining if some static var
9140 has an address of a local LABEL_DECL in its initializer.
9141 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9144 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9146 PR tree-optimization/34635
9147 * tree-data-ref.c (add_other_self_distances): Make sure that the
9148 evolution step is constant.
9150 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9153 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9155 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9157 * tree-sra.c (scalarize_init): Insert the generate_element_init
9158 statements after the generate_element_zero statements.
9160 2008-01-02 Richard Guenther <rguenther@suse.de>
9164 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9165 for very large number of operands instead of ICEing.
9167 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9170 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9171 while stack probing.
9173 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9175 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9178 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9181 * tree-mudflap.c (mx_register_decls): Guard warning by
9182 !DECL_ARTIFICIAL check.
9184 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9186 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9187 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9188 sse5_perm<mode>): Fix constraints.