1 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5 * configure.ac: Add call to ACX_PROG_GNAT.
7 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9 * optc-gen.awk: Fix comment typo.
11 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13 * pretty-print.c (pp_integer_with_precision): Use
14 HOST_LONG_LONG_FORMAT.
16 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
20 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
22 * config/i386/i386.c (bdesc_ptest): Removed.
23 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
24 (bdesc_args): Add __builtin_ia32_ptestz128,
25 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
26 (ix86_init_mmx_sse_builtins): Updated.
27 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
28 (ix86_expand_builtin): Updated.
30 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
32 * tree-cfg.c (valid_fixed_convert_types_p): New function.
33 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
35 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
37 * value-prof.c (interesting_stringop_to_profile): Do not
38 return early for BUILT_IN_MEMPCPY.
40 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
42 * calls.c (expand_call): Don't use callgraph to increase
43 preferred_stack_boundary.
45 * cgraph.h (cgraph_rtl_info): Use unsigned on
46 preferred_incoming_stack_boundary.
48 * final.c (rest_of_clean_state): Use unsigned on
49 preferred_stack_boundary.
51 2008-05-09 Tom Tromey <tromey@redhat.com>
53 PR preprocessor/22231:
54 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
57 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
59 PR tree-optimization/36129
60 * tree-ssa-cpp.c: Include value-prof.h.
61 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
62 built-in function was folded to a constant.
63 * Makefile.in (tree-ssa-cpp.c): Depend on value-prof.h
65 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
66 Sebastian Pop <sebastian.pop@amd.com>
68 * tree-scalar-evolution.c: Document instantiate_scev.
69 (instantiate_parameters_1): Renamed instantiate_scev_1.
70 Don't use the same loop for instantiation_loop and evolution_loop.
71 (instantiate_scev): New.
72 (instantiate_parameters): Moved...
73 (resolve_mixers): Update call to instantiate_scev_1 to pass the
74 same loop twice. Maintains the semantics for this function.
75 * tree-scalar-evolution.h (instantiate_scev): Declare.
76 (instantiate_parameters): ...here. Now static inline.
77 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
78 instead of resolve_mixers.
80 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
82 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
84 2008-05-09 Tomas Bily <tbily@suse.cz>
86 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
87 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
88 * tree-ssa-structalias.c (get_constraint_for): Likewise.
89 * c-common.c (c_common_truthvalue_conversion): Likewise.
90 * tree-object-size.c (compute_object_offset): Likewise.
91 * tree-inline.c (estimate_num_insns_1): Likewise.
92 * varasm.c (const_hash_1, compare_constant, copy_constant)
93 (compute_reloc_for_constant, output_addressed_constants)
94 (initializer_constant_valid_p): Likewise.
95 * c-omp.c (check_omp_for_incr_expr): Likewise.
96 * gimplify.c (gimplify_expr): Likewise.
97 * c-typeck.c (c_finish_return): Likewise.
98 * tree-vectorizer.c (supportable_widening_operation)
99 (supportable_narrowing_operation): Likewise.
100 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
101 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
102 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
103 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
104 (descr_info_loc): Likewise.
105 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
106 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
107 (fold_unary): Likewise.
108 * builtins.c (get_pointer_alignment): Likewise.
109 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
110 (instantiate_parameters_1): Likewise.
111 * tree.c (expr_align, stabilize_reference): Likewise.
112 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
113 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
114 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
115 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
116 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
117 * c-common.c (c_alignof_expr, check_function_arguments_recurse): Likewise.
118 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
119 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
120 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
121 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
122 (forward_propagate_comparison)
123 (tree_ssa_forward_propagate_single_use_vars): Likewise.
124 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
125 * emit-rtl.c (component_ref_for_mem_expr)
126 (set_mem_attributes_minus_bitpos): Likewise.
127 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
128 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr): Likewise.
129 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
130 (build_function_call, pointer_diff, build_compound_expr)
131 (c_finish_return): Likewise.
132 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
133 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1): Likewise.
134 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
135 * expr.c (is_aligning_offset): Likewise.
136 * tree-ssa-alias.c (is_escape_site): Likewise.
137 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
138 (check_all_va_list_escapes): Likewise.
139 * tree-ssa-loop-ivopts.c (determine_base_object)
140 (determine_common_wider_type): Likewise.
141 * dojump.c (do_jump): Likewise.
142 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
143 * tree-gimple.c (is_gimple_cast): Likewise.
144 * fold-const.c (decode_field_reference, )
145 (fold_sign_changed_comparison, fold_unary, fold_comparison)
146 (fold_binary): Likewise.
147 * tree-ssa-alias-warnings.c (find_alias_site_helper)
148 (already_warned_in_frontend_p): Likewise.
149 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
150 * tree.c (really_constant_p, get_unwidened): Likewise.
151 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
152 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
153 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1): Likewise.
154 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use CONVERT_EXPR_P.
155 (CONVERT_EXPR_P): Define.
156 (CASE_CONVERT): Define.
158 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
161 * dce.c (deletable_insn_p): Do not delete calls if
163 (delete_unmarked_insns): When deleting a call, call
164 delete_unreachable_blocks.
165 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
166 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed
169 2008-05-08 Richard Guenther <rguenther@suse.de>
171 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
172 (-ftree-salias): Likewise.
173 (salias-max-implicit-fields): Remove param documentation.
174 (salias-max-array-elements): Likewise.
175 * tree-pass.h (pass_create_structure_vars): Remove.
176 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
177 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
178 * tree-ssa-alias.c (create_structure_vars): Remove.
179 (gate_structure_vars): Likewise.
180 (pass_create_structure_vars): Likewise.
181 (gate_build_alias): Likewise.
182 (pass_build_alias): Adjust to run always and dump the function.
183 * common.opt (ftree-salias): Hide.
184 * passes.c (init_optimization_passes): Remove
185 pass_create_structure_vars, adjust comment.
186 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
187 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
188 * opts.c (decode_options): Do not set flag_tree_salias.
189 (common_handle_option): Add OPT_ftree_salias to the backward
190 compatibility section.
192 2008-05-08 Richard Guenther <rguenther@suse.de>
194 * tree-flow-inline.h (var_can_have_subvars): Move ...
195 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
196 * tree-flow.h (var_can_have_subvars): Remove.
197 (push_fields_onto_fieldstack): Remove.
198 (sort_fieldstack): Likewise.
199 (struct fieldoff): Move ...
200 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
201 alias_set and base_for_components fields.
202 (sort_fieldstack): Make static.
203 (push_fields_onto_fieldstack): Likewise. Remove code that
204 handles anything but RECORD_TYPEs. Remove alias_set and
205 base_for_components handling.
206 (create_variable_info_for): Adjust.
208 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
210 * common.opt (Wframe-larger-than=): Shorten the help message
212 * doc/invoke.texi (Wframe-larger-than=): Add more description.
214 2008-05-08 Rafael Espindola <espindola@google.com>
216 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
218 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
219 trap and that both operands are gimple values.
220 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
221 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
224 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
226 * read-rtl.c (join_c_conditions): Return the first string if the
227 two strings are equal.
229 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
231 * gensupport.h (pred_data): Add a "num_codes" field.
232 (add_predicate_code): Declare.
233 * gensupport.c (add_predicate_code): New function.
234 (std_pred_table): Add an "allows_const_p" field.
235 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
236 Remove the (incomplete) list of such codes from the codes field.
237 (init_predicate_table): Use add_predicate_code. Add all
238 RTX_CONST_OBJs if allows_const_p is true.
239 * genrecog.c (process_define_predicate): Use add_predicate_code.
241 2008-05-08 David Daney <ddaney@avtrex.com>
242 Richard Sandiford <rsandifo@nildram.co.uk>
244 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
245 special case of constant zero operands.
246 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
247 old and new values. Special case constant zero values.
248 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
250 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
251 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
253 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
256 * simplify-rtx.c (simplify_plus_minus): Create CONST of
257 similar RTX_CONST_OBJ before CONST_INT.
259 2008-05-08 Steve Ellcey <sje@cup.hp.com>
261 * stmt.c (expand_stack_restore): Change sa mode if needed.
263 2008-05-08 Richard Guenther <rguenther@suse.de>
265 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
267 (ix86_sol10_return_in_memory): Likewise.
268 (ix86_i386elf_return_in_memory): Likewise.
269 (ix86_i386interix_return_in_memory): Likewise.
270 * config/i386/i386.c (ix86_return_in_memory): Likewise.
271 (ix86_sol10_return_in_memory): Likewise.
272 (ix86_i386elf_return_in_memory): Likewise.
273 (ix86_i386interix_return_in_memory): Likewise.
275 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
278 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
280 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
281 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
284 2008-05-08 Richard Guenther <rguenther@suse.de>
286 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
287 * tree-data-ref.h (struct dr_alias): Remove subvars field.
288 (DR_SUBVARS): Remove.
289 * tree-dfa.c (dump_subvars_for): Remove.
290 (debug_subvars_for): Likewise.
291 (dump_variable): Do not dump subvars.
292 (remove_referenced_var): Do not remove subvars.
293 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
294 (lookup_subvars_for_var): Remove.
295 (get_subvars_for_var): Likewise.
296 (get_subvars_at): Likewise.
297 (get_first_overlapping_subvar): Likewise.
298 (overlap_subvar): Likewise.
299 * tree-flow.h (subvar_t): Remove.
300 (struct var_ann_d): Remove subvars field.
301 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
302 argument. Remove special handling of SFTs.
303 (compute_tag_properties): Likewise.
304 (set_initial_properties): Likewise.
305 (compute_call_clobbered): Likewise.
306 (count_mem_refs): Likewise.
307 (compute_memory_partitions): Likewise.
308 (compute_flow_insensitive_aliasing): Likewise.
309 (setup_pointers_and_addressables): Likewise.
310 (new_type_alias): Likewise.
311 (struct used_part): Remove.
312 (used_portions): Likewise.
313 (struct used_part_map): Likewise.
314 (used_part_map_eq): Likewise.
315 (used_part_map_hash): Likewise.
316 (free_used_part_map): Likewise.
317 (up_lookup): Likewise.
318 (up_insert): Likewise.
319 (get_or_create_used_part_for): Likewise.
320 (create_sft): Likewise.
321 (create_overlap_variables_for): Likewise.
322 (find_used_portions): Likewise.
323 (create_structure_vars): Likewise.
324 * tree.def (STRUCT_FIELD_TAG): Remove.
325 * tree.h (MTAG_P): Adjust.
326 (struct tree_memory_tag): Remove base_for_components and
327 unpartitionable flags.
328 (struct tree_struct_field_tag): Remove.
329 (SFT_PARENT_VAR): Likewise.
330 (SFT_OFFSET): Likewise.
331 (SFT_SIZE): Likewise.
332 (SFT_NONADDRESSABLE_P): Likewise.
333 (SFT_ALIAS_SET): Likewise.
334 (SFT_UNPARTITIONABLE_P): Likewise.
335 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
336 (union tree_node): Remove sft field.
337 * alias.c (get_alias_set): Remove special handling of SFTs.
338 * print-tree.c (print_node): Remove handling of SFTs.
339 * tree-dump.c (dequeue_and_dump): Likewise.
340 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
341 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
342 * tree-predcom.c (set_alias_info): Do not set subvars.
343 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
344 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
345 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
346 (add_vars_for_offset): Remove.
347 (add_virtual_operand): Remove special handling of SFTs.
348 (add_call_clobber_ops): Likewise.
349 (add_call_read_ops): Likewise.
350 (get_asm_expr_operands): Likewise.
351 (get_modify_stmt_operands): Likewise.
352 (get_expr_operands): Likewise.
353 (add_to_addressable_set): Likewise.
354 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
355 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
356 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not
358 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
359 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
360 (tree_node_structure): Likewise.
361 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
363 (find_what_p_points_to): Likewise.
365 2008-05-08 Sa Liu <saliu@de.ibm.com>
367 * config/spu/spu.md: Fixed subti3 pattern.
369 2008-05-08 Richard Guenther <rguenther@suse.de>
372 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
373 sure to create a representative for trailing arrays for PTA.
375 2008-05-08 Richard Guenther <rguenther@suse.de>
378 * fold-const.c (operand_equal_p): Two objects which types
379 differ in pointerness are not equal.
381 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
383 * calls.c (compute_argument_block_size): Add argument tree fndecl.
384 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
385 (emit_library_call_value_1): Add new variable fndecl initialized by
386 NULL_TREE. It should be the decl type of orgfun, but this information
387 seems not to be available here, so it uses the default calling abi.
388 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
389 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
390 by TARGET_RETURN_IN_MEMORY.
391 * config/i386/i386-interix.h: Likewise.
392 * config/i386/i386.h: Likewise.
393 * config/i386/i386elf.h: Likewise.
394 * config/i386/ptx4-i.h: Likewise.
395 * config/i386/sol2-10.h: Likewise.
396 * config/i386/sysv4.h: Likewise.
397 * config/i386/vx-common.h: Likewise.
398 * config/cris/cris.h: Removed #if 0 clause.
399 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
400 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
402 (ix86_sol10_return_in_memory): Likewise.
403 (ix86_i386elf_return_in_memory): New.
404 (ix86_i386interix_return_in_memory): New.
405 * config/mt/mt-protos.h (mt_return_in_memory): New.
406 * config/mt/mt.c: Likewise.
407 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
408 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
409 * config/bfin/bfin.h: Likewise.
410 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
412 * config/bfin/bfin.c: Likewise.
413 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
414 * config/alpha/unicosmk.h: Likewise.
415 * config/i386/cygming.h: Likewise.
416 * config/iq2000/iq2000.h: Likewise.
417 * config/mips/mips.h: Likewise.
418 * config/mn10300/mn10300.h: Likewise.
419 * config/rs6000/rs6000.h: Likewise.
420 * config/score/score.h: Likewise.
421 * config/spu/spu.h: Likewise.
422 * config/v850/v850.h: Likewise.
423 * defaults.h: Likewise.
424 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
425 * expr.c (emit_block_move): Adjust use of
426 OUTGOING_REG_PARM_STACK_SPACE.
427 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
428 OUTGOING_REG_PARM_STACK_SPACE.
429 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
431 2008-05-08 Jakub Jelinek <jakub@redhat.com>
433 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
434 on OMP_RETURN for OMP_FOR.
437 * dwarf2out.c (dw_expand_expr, common_check): Removed.
438 (fortran_common): New function.
439 (gen_variable_die): Call fortran_common instead of common_check,
440 adjust for it returning tree instead of rtx. Formatting.
442 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
446 * see.c (see_copy_insn): Copy new pure const attributes for new call.
447 * c-decl.c (merge_decls): Ditto.
448 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
449 to RTL_CONST_OR_PURE_CALL_P.
450 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
451 Initialized DECL_LOOPING_CONST_PURE.
452 (process_call_operands): Set tree_side_effects properly.
453 * tree.h (TREE_READONLY_DECL_P): Removed.
454 (DECL_IS_PURE): Renamed to DECL_PURE_P.
455 (DECL_LOOPING_OR_CONST_P): New macro.
456 (struct tree_function_decl): Added looping_const_or_pure_p.
458 (ECF_LOOPING_OR_CONST_P): New macro.
459 * rtlanal.c (pure_const_p): Removed.
460 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
461 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
463 * ipa-pure-const.c (pure_const_state_e): Added looping field.
464 (check_decl, check_tree, check_call, scan_function): Initialize
466 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
467 (static_execute): Set looping true for recursive functions.
468 Undo setting state to IPA_NEITHER for recursive functions.
470 * ifcvt.c (noce_can_store_speculate_p): Changed
471 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
472 RTL_CONST_OR_PURE_CALL_P.
473 * dse.c (scan_insn): Ditto.
474 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
475 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
476 RTL_CONST_OR_PURE_CALL_P.
477 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
478 pure_call_p to RTL_CONST_CALL_P.
479 * gimplify.c (gimplify_call_expr): Clear side effects for
480 non-looping pure and constant calls.
481 * calls.c (emit_call_1): Set rtl flags from ecf flags.
482 (flags_from_decl_or_type): Set ecf flags from decl flags.
483 (initialize_argument_information): Turn off
484 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
485 Change const to pure if callee_copies is true rather than just
487 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
488 way of marking pure calls.
489 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
490 Remove hack that was supposed to fix pr7335 and remove old
491 way of marking pure calls.
492 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
493 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
494 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
495 RTL_CONST_OR_PURE_CALL_P.
496 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
497 * loop-invariant.c (find_exits, find_invariant_bb): Changed
498 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
499 * sched-deps.c (schedule_analyze): Ditto.
500 * rtl.h (struct rtx_def): Use call field, unchanging field, and
501 return_val field of calls to represent pure and const function info.
502 (CONST_OR_PURE_CALL_P): Deleted macro.
503 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
504 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
505 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
507 * tree-optimize.c (execute_fixup_cfg): Added test for
508 ECF_LOOPING_CONST_OR_PURE.
509 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
511 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
512 effects for looping pure or const calls.
513 (verify_gimple_expr): Added verification code.
514 * config/alpha/alpha.c (alpha_legitimize_address,
515 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
517 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
518 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
519 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
520 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
521 RTL_CONST_OR_PURE_CALL_P.
522 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
523 and const calls to be deleted.
525 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
528 * config/i386/mmx.md (mmx_subv2sf3): New expander.
529 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
530 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
531 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
532 to handle nonimmediate operands.
533 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
534 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
535 to handle nonimmediate operands.
536 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
537 (mmx_pmulhrwv4hi3): New expander. Use
538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
539 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
540 (sse2_umulv1siv1di3): New expander. Use
541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
542 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
543 (mmx_eq<mode>3): New expander. Use
544 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
545 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
546 (mmx_uavgv8qi3): New expander. Use
547 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
548 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
549 (mmx_uavgv4hi3): New expander. Use
550 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
553 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
554 to handle nonimmediate operands.
555 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
556 to handle nonimmediate operands.
557 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
558 to handle nonimmediate operands.
559 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
560 to handle nonimmediate operands.
561 (sse2_unpckhpd_exp): New expander. Use
562 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
563 (sse2_unpcklpd_exp): New expander. Use
564 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
565 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
566 to handle nonimmediate operands.
567 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
568 to handle nonimmediate operands.
569 (*sse2_<plusminus_insn><mode>3): Rename from
570 sse2_<plusminus_insn><mode>3 insn pattern.
571 (sse2_<plusminus_insn><mode>3): New expander. Use
572 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
573 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
574 (sse2_umulv2siv2di3): New expander. Use
575 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
576 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
577 (sse4_1_mulv2siv2di3): New expander. Use
578 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
579 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
580 (sse2_pmaddwd): New expander. Use
581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
582 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
583 (sse2_eq<mode>3): New expander. Use
584 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
585 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
586 (sse4_1_eqv2di3): New expander. Use
587 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
588 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
589 (sse2_uavgv16qi3): New expander. Use
590 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
591 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
592 (sse2_uavgv16qi3): New expander. Use
593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
594 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
595 (sse2_uavgv8hi3): New expander. Use
596 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
597 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
598 (ssse3_pmulhrswv8hi3): New expander. Use
599 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
600 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
601 (ssse3_pmulhrswv4hi3): New expander. Use
602 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
604 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
605 (<sse>_vmmul<mode>3): Ditto.
606 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
608 (ssse3_pmaddubsw128): Use register_operand for operand 1.
609 (ssse3_pmaddubsw): Ditto.
611 * config/i386/i386.c (struct_builtin_description)
612 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
613 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
614 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
615 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
616 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
617 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
618 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
619 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
620 (ix86_fixup_binary_operands): Assert that src1
621 and src2 must have the same mode when swapped.
622 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
623 and ix86_binary_operator_ok. Do not force operands in registers
626 2008-05-07 Jan Hubicka <jh@suse.cz>
628 * cgraph.c (dump_cgraph_node): Update.
629 * cgraph.h (cgraph_local_info): Break out inline summary.
630 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
632 * ipa-inline (inline_summary): New accestor function.
633 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
634 cgraph_decide_inlining, compute_inline_parameters): Update.
635 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
637 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
639 Cleanup ColdFire scheduling support and add V4 pipeline model.
641 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
642 (define_attr cpu): Add cfv4 value.
643 (define_attr type, define_attr type1): Merge into a single 'type'
644 attribute. Update all uses.
645 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
646 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
648 (define_attr opx_mem, define_attr opy_mem): Remove.
649 (define_attr op_mem): Clean up, update comment.
650 (define_attr size): Use specific values instead of general int.
651 (define_attr guess, define_attr split): Remove. Update all uses.
652 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
653 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
654 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
655 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
656 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
657 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
658 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
659 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
660 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
661 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
662 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
663 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
664 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
665 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
666 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
667 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
668 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
669 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
670 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
671 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
672 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
673 Update or set attributes.
674 (stack_tie): New fake instruction.
676 * config/m68k/m68k.h (TUNE_CFV4): New macro.
677 (m68k_sched_attr_size): Update declaration.
678 (m68k_sched_attr_type2): Remove.
679 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
680 Declare new bypass predicates.
682 * config/m68k/m68k.c (m68k_sched_issue_rate,
683 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
685 (TARGET_SCHED_ISSUE_RATE,
686 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
687 (override_options): Handle scheduling for ColdFire V4 core.
688 (m68k_expand_prologue): Emit stack_tie.
689 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
690 'OP_TYPE_FPN'. Update all uses.
691 (sched_guess_p): Remove.
692 (sched_address_type): Handle symbolic addresses.
693 (sched_get_operand): New static function.
694 (sched_operand_type): Merge into sched_attr_op_type.
695 (sched_attr_op_type): Handle FP registers, handle quick constants,
697 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
698 (m68k_sched_attr_size): Update. Move logic to ...
699 (sched_get_attr_size_int): New static function.
700 (sched_get_opxy_mem_type): New static function.
701 (m68k_sched_attr_op_mem): Update.
702 (m68k_sched_attr_type2): Remove.
703 (sched_cfv4_bypass_data): New static variable.
704 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
705 (m68k_sched_issue_rate): Implement scheduler hook.
706 (struct _sched_ib: enabled_p): New field.
707 (m68k_sched_variable_issue): Update. Handle V4.
708 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
709 sched_dump_class_func_t, sched_dump_split_class,
710 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
711 sched_dump_dfa_class, m68k_sched_dump): Remove.
712 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
714 (m68k_sched_init_global): Remove statisctics dumping, introduce
715 sanity check that all instructions have pipeline reservations. Handle
717 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
718 Handle ColdFire V4 core.
719 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
720 New static functions.
721 (m68k_sched_address_bypass_p): New bypass predicate.
722 (sched_get_indexed_address_scale): New static function.
723 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
725 * cf.md: Update comments.
726 (define_attr type2): Remove. Use 'type' attribute instead.
728 (cf_ib): Rename to cfv123_ib. Update all uses.
729 (cf_oep): Rename to cfv123_oep. Update all uses.
730 (cf_chr): Rename to cfv123_chr. Update all uses.
731 (cf_mem): Rename to cfv123_mem. Update all uses.
732 (cf_mac): Move to more appropriate place.
733 (cfv123_guess): New automaton and cpu_unit.
734 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
735 Update uses of 'size' attribute. Handle before reload scheduling.
736 (cfv123_guess): New dummy reservation for unhandled instructions.
737 (cfv4_*): Pipeline description of ColdFire V4 core.
738 (ignore): New reservation to handle 'ignore' type.
740 2008-05-07 Ian Lance Taylor <iant@google.com>
743 * gimplify.c (find_single_pointer_decl_1): Don't look through
745 (find_single_pointer_decl): Adjust comments.
747 2008-05-07 Jakub Jelinek <jakub@redhat.com>
750 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
751 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
754 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
755 integral type rather than floating point, then VIEW_CONVERT_EXPR
756 to the floating point type.
758 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
760 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
761 TFmode op0 to register.
763 2008-05-07 Alan Modra <amodra@bigpond.net.au>
765 * c-decl.c (grokdeclarator): Comment typo.
767 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
769 * tree-flow.h: Remove prototype for computed_goto_p.
770 * tree-cfg.c (computed_goto_p): Make static.
772 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
775 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
776 (contains_aligned_value_p): This. Handle _Decimal128.
777 (ix86_function_arg_boundary): Only align _Decimal128 to its
778 natural boundary and handle it properly.
780 2008-05-06 Martin Jambor <mjambor@suse.cz>
782 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
783 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
784 (ipcp_method_set_orig_node): Removed.
785 (ipcp_cval_get_cvalue_type): Removed.
786 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
787 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
788 (ipcp_cval_set_cvalue_type): Removed.
789 (ipcp_cval_get_cvalue): Removed.
790 (ipcp_cval_set_cvalue): Removed.
791 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
792 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
793 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
794 (ipcp_cval_meet): Renamed to ipa_lattice_meet
795 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
796 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
797 (ipcp_get_ith_lattice): Changed parameters.
798 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
799 (ipcp_lattice_from_jfunc): Changed parameters.
800 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
801 (ipcp_method_cval_print): Added temporary variable info.
802 (ipcp_redirect): Removed already unused local variable caller.
803 (ipcp_redirect): New temporary variable orig_callee_info
804 (ipcp_redirect): Removed newly unused local variable callee.
805 (ipcp_redirect): Removed (a bit confusing) local variable type.
806 (ipcp_insert_stage): Added local variable info.
807 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
809 (ipcp_formal_create): Removed.
810 (ipcp_method_cval_set): Removed.
811 (ipcp_propagate_stage): Renamed lattice variables.
812 (ipcp_method_cval_set_cvalue_type): Removed.
813 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
814 (ipcp_print_all_lattices): Changed printed strings to refer to
815 lattices rather than cvals.
816 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
817 (ipcp_propagate_const): Changed formal parameters.
818 (build_const_val): Changed formal parameters.
819 (ipcp_insert_stage): Removed useless variable cvalue
820 (build_const_val): Changed formal parameters.
821 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
822 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
823 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
824 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
825 (ipcp_print_func_profile_counts): Changed string from "method" to
827 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
828 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
829 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
830 (ipcp_structures_print): Renamed to ipcp_print_all_structures
831 (ipcp_profile_print): Renamed to ipcp_print_profile_data
832 (ipcp_lat_is_const): Changed parameters and made inline.
833 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
834 (ipcp_redirect): Renamed to ipcp_need_redirect_p
835 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
836 the predicate condition directly
837 (ipcp_propagate_stage): Added local variable args. Removed local
838 variable callee. (Both are mere code simplifications.)
839 (ipcp_method_dont_insert_const): Renamed to
840 ipcp_node_not_modifiable_p.
841 (ipcp_node_not_modifiable_p): Made inline.
842 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
843 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
844 (ipcp_print_all_lattices): Removed variable cvalue
845 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
848 2008-05-06 Olivier Hainque <hainque@adacore.com>
850 * tree-sra.c (try_instantiate_multiple_fields): Early return
851 if field has POINTER_TYPE.
853 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
855 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
856 by using 'q' specifier for instruction.
857 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
859 2008-05-06 Anatoly Sokolov <aesok@post.ru>
861 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
862 Change mode of zero_extract from QImode to HImode.
863 (sign bit tests peepholes): (Ditto.).
865 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
867 * config/i386/mmx.md: Remove double backslashes from asm templates.
868 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
869 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
870 to handle nonimmediate operands.
871 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
872 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
873 to handle nonimmediate operands.
874 (*mmx_<code>v2sf3_finite): New insn pattern.
875 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
876 (mmx_<code>v2sf3): New expander. Use
877 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
878 (mmx_<plusminus_insn><mode>3): New expander. Use
879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
880 (*mmx_<plusminus_insn><mode>3): New insn pattern.
881 (mmx_add<mode>3): Removed.
882 (mmx_ssadd<mode>3): Ditto.
883 (mmx_usadd<mode>3): Ditto.
884 (mmx_sub<mode>3): Ditto.
885 (mmx_sssub<mode>3): Ditto.
886 (mmx_ussub<mode>3): Ditto.
887 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
888 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
889 to handle nonimmediate operands.
890 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
892 (mmx_smulv4hi3_highpart): New expander. Use
893 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
894 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
896 (mmx_umulv4hi3_highpart): New expander. Use
897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
898 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
899 (mmx_<code>v4hi3): New expander. Use
900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
901 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
902 (mmx_<code>v8qi3): New expander. Use
903 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
904 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
905 (mmx_<code><mode>3): New expander. Use
906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
908 2008-05-05 Jan Hubicka <jh@suse.cz>
910 PR tree-optimization/36118
911 * passes.c (pass_init_dump_file): Fix dump header.
913 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
916 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
917 VCE for function decls.
919 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
921 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
923 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
925 * config/i386/i386.md (sat_plusminus): New.
926 (plusminus_insn): Likewise.
927 (plusminus_mnemonic): Likewise.
929 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
930 (*<addsub><mode>3_cc_overflow): Renamed to ...
931 (*<plusminus_insn><mode>3_cc_overflow): This.
932 (*<addsub>si3_zext_cc_overflow): Renamed to ...
933 (*<plusminus_insn>si3_zext_cc_overflow): This.
935 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
936 (<plusminus_insn><mode>3): This.
937 (*<addsub><mode>3): Renamed to ...
938 (*<plusminus_insn><mode>3): This.
939 (<sse>_vm<addsub><mode>3): Renamed to ...
940 (<sse>_vm<plusminus_insn><mode>3): This.
941 (sse3_h<addsub>v4sf3): Renamed to ...
942 (sse3_h<plusminus_insn>v4sf3): This.
943 (sse3_h<addsub>v2df3): Renamed to ...
944 (sse3_h<plusminus_insn>v2df3): This.
945 (<plusminus_insn><mode>3): New.
946 (*<plusminus_insn><mode>3): Likewise.
947 (sse2_<plusminus_insn><mode>3): Likewise.
948 (add<mode>): Removed.
949 (*add<mode>3): Likewise.
950 (sse2_ssadd<mode>3): Likewise.
951 (sse2_usadd<mode>3): Likewise.
952 (sub<mode>3): Likewise.
953 (*sub<mode>3): Likewise.
954 (sse2_sssub<mode>3): Likewise.
955 (sse2_ussub<mode>3): Likewise.
957 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
959 * gthr-single.h: Add in required interface elements as per gthr.h.
960 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
961 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
962 Generalize UNUSED macro.
963 (__gthread_once): Add.
964 (__gthread_key_create): Add.
965 (__gthread_key_delete): Add.
966 (__gthread_getspecific): Add.
967 (__gthread_setspecific): Add.
969 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
972 the same size types for the indirect reference on the rhs, then
975 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
977 * config/i386/i386.md
978 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
979 one insn template instead of template series.
980 (*xordi_1_rex64): Ditto.
981 (*xordi_2_rex64): Ditto.
983 2008-05-05 Ira Rosen <irar@il.ibm.com>
985 PR tree-optimization/36119
986 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
989 2008-06-04 Jan Hubicka <jh@suse.cz>
991 tree-optimization/36100
992 * tree-pass.h (pass_O0_always_inline): Declare.
993 * ipa-inline.c (inline_transform): Remove dead code.
994 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
995 pass_O0_always_inline): New.
996 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
998 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1000 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1001 mnemonic in this_param move for TARGET_64BIT.
1003 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1006 (*strmovsi_rex_1): Ditto.
1007 (*strsetsi_1): Ditto.
1008 (*strsetsi_rex_1): Ditto.
1010 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1011 adddicc expanders using SWI mode iterator.
1013 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1016 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1019 2008-05-04 David S. Miller <davem@davemloft.net>
1021 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1022 (sparc*-*-linux*): Use linux.h in tm_file.
1023 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1024 compiler defaulting to 32-bit.
1025 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1027 * config/sparc/linux.h: Remove definitions now obtained
1028 properly from linux.h
1029 * config/sparc/linux64.h: Likewise.
1030 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1031 don't want this setting for 32-bit builds in a biarch compiler.
1032 * doc/install.texi: Add sparc-linux to list of targets
1033 supporting --enable-targets=all.
1035 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1037 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1039 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1041 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1042 after V4SI_FTYPE_V8HI.
1043 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1044 case V4SI_FTYPE_V2DF.
1046 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1048 * doc/invoke.texi (max-flow-memory-locations): Removed.
1049 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1051 2008-05-03 Richard Guenther <rguenther@suse.de>
1054 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1056 2008-05-02 David S. Miller <davem@davemloft.net>
1058 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1060 2008-05-02 Simon Baldwin <simonb@google.com>
1063 * c-common.h (warn_array_subscript_range): Removed.
1064 * c-common.c (warn_array_subscript_range): Ditto.
1065 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1066 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1068 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1070 * config/i386/i386.c (ix86_special_builtin_type): New.
1071 (bdesc_special_args): Likewise.
1072 (ix86_expand_special_args_builtin): Likewise.
1073 (ix86_init_mmx_sse_builtins): Updated.
1074 (ix86_expand_builtin): Updated.
1075 (ix86_expand_store_builtin): Removed.
1076 (ix86_expand_unop_builtin): Likewise.
1078 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1079 * config/i386/mmintrin.h (__v2sf): Here.
1081 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1083 (_mm_loadl_pi): Likewise.
1084 (_mm_storeh_pi): Replace __v2si with __v2sf.
1085 (_mm_storel_pi): Likewise.
1087 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1088 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1089 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1090 __builtin_ia32_loadlpd.
1092 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1094 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1095 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1096 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1097 (ix86_init_mmx_sse_builtins): Updated.
1098 (ix86_expand_args_builtin): Likewise.
1099 (ix86_expand_builtin): Likewise.
1100 (ix86_expand_unop1_builtin): Renamed to ...
1101 (ix86_expand_unop_vec_merge_builtin): This.
1103 2008-05-01 Jan Hubicka <jh@suse.cz>
1106 * ipa-inline.c (inline_generate_summary): Make static.
1107 (inline_transform): Do not call inlining at -O0; make static.
1108 * passes.c (execute_todo): Add sanity check.
1109 (execute_one_ipa_transform_pass): Execute proper flags.
1111 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1113 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1114 (DECL_NONADDRESSABLE_P): Likewise.
1115 * alias.c (record_component_aliases): Fix comment.
1117 2008-05-01 Simon Baldwin <simonb@google.com>
1119 * c-common.h (warn_array_subscript_range): New function.
1120 * c-common.c (warn_array_subscript_range): Ditto.
1121 * tree-vrp.c (check_array_ref): Corrected code to agree with
1122 comment, ignoring only arrays of size 0 or size 1.
1123 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1125 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1127 * config/i386/i386.c (ix86_builtin_type): Replace
1128 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1129 (bdesc_args): Updated.
1130 (ix86_init_mmx_sse_builtins): Likewise.
1131 (ix86_expand_args_builtin): Likewise.
1133 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1136 * doc/extend.texi: Correct __builtin_ia32_palignr.
1138 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1141 * config/i386/i386.c (bdesc_crc32): Removed.
1142 (ix86_expand_crc32): Likewise.
1143 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1144 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1145 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1146 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1147 UINT_FTYPE_UINT_UCHAR.
1148 (bdesc_args): Updated. Add crc32 builtins.
1149 (ix86_init_mmx_sse_builtins): Updated.
1150 (ix86_expand_args_builtin): Updated to support subreg.
1152 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1154 2008-05-01 Jan Hubicka <jh@suse.cz>
1156 * tree-pass.h (opt_pass): Add IPA_PASS.
1157 (varpool_node, cgraph_node): Forward declare.
1158 (ipa_opt_pass): Define.
1159 (pass_ipa_inline): Turn into ipa_opt_pass.
1160 (pass_apply_inline): Remove.
1161 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1162 (apply_inline): Turn into ....
1163 (inline_transform): ... this one.
1164 (inline_generate_summary): New function.
1165 (pass_apply_inline): Remove.
1166 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1168 (struct function): Add ipa_transforms_to_apply.
1169 * passes.c (register_one_dump_file): Work on IPA_PASS.
1170 (init_optimization_passes): Remove pass_inline_parameters and
1172 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1173 (execute_one_pass) ... here; apply transforms when possible.
1174 (add_ipa_transform_pass, execute_ipa_summary_asses,
1175 execute_one_ipa_transform_pass): New.
1176 (execute_ipa_pass_list): Update for IPA_PASS type.
1178 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1180 * config/i386/i386.c (ix86_builtin_type): Add
1181 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1182 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1183 (bdesc_args): Add SSE4a builtins.
1184 (ix86_init_mmx_sse_builtins): Updated.
1185 (ix86_expand_args_builtin): Likewise.
1186 (ix86_expand_builtin): Likewise.
1188 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1190 * config/i386/i386.c (ix86_builtin_type): Add
1191 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1192 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1193 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1194 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1195 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1196 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1197 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1198 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1199 and DI_FTYPE_DI_DI_INT.
1200 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1201 (ix86_init_mmx_sse_builtins): Updated.
1202 (ix86_expand_args_builtin): Likewise.
1203 (ix86_expand_builtin): Likewise.
1204 (ix86_expand_binop_imm_builtin): Removed.
1206 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1208 2008-04-30 Richard Guenther <rguenther@suse.de>
1210 PR tree-optimization/32921
1211 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1213 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1215 * config/arm/arm.c (arm_unwind_emit): Use
1216 crtl->all_throwers_are_sibcalls instead of
1217 cfun->all_throwers_are_sibcalls.
1218 (arm_output_fn_unwind): Likewise.
1219 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1220 instead of cfun->uses_pic_offset_table.
1221 (frv_expand_prologue): Likewise.
1222 (frv_frame_pointer_required): Likewise.
1223 (frv_expand_fdpic_call): Likewise.
1224 (frv_emit_movsi): Likewise.
1225 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1226 cfun->returns_pcc_struct instead of
1227 current_function_returns_pcc_struct.
1228 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1229 instead of cfun->calls_eh_return.
1230 (m32c_pushm_popm): Likewise.
1231 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1232 "extern" declaration.
1234 2008-04-30 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/21636
1237 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1239 (evaluate_stmt): Print the likely value.
1240 (ccp_visit_stmt): Avoid excessive vertical spacing.
1242 2008-04-30 Rafael Espindola <espindola@google.com>
1244 * builtins.c (fold_call_expr): Return realret.
1245 * tree-ssa-threadedge.c
1246 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1247 __builtin_object_size.
1249 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1251 * gcc.c (wrapper_string): New variable.
1252 (insert_wrapper): New function.
1253 (execute): New option -wrapper.
1254 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1256 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1258 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1259 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1260 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1262 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1263 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1264 config/rs6000/e500crtres64gprctr.asm,
1265 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1266 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1267 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1268 config/rs6000/e500crtsav64gprctr.asm,
1269 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1270 config/rs6000/e500crtsavg64gprctr.asm: New files.
1271 * config/rs6000/t-ppccomm: Add build rules for new files.
1272 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1273 * config/rs6000/t-netbsd: Add build rules for new files.
1274 (LIB2FUNCS_STATIC_EXTRA): New variable.
1275 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1276 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1277 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1279 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1281 * config/i386/i386.c (ix86_builtin_type): Add
1282 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1283 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1284 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1285 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1286 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1287 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1288 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1289 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1290 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1291 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1292 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1293 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1294 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1295 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1296 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1297 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1298 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1299 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1300 V1DI_FTYPE_V2SI_V2SI.
1301 (bdesc_2arg): Moved to ...
1303 (ix86_init_mmx_sse_builtins): Updated.
1304 (ix86_expand_args_builtin): Updated. Take a pointer
1305 to const struct builtin_description. Handle comparison
1307 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1308 (ix86_expand_builtin): Updated.
1310 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1311 (ssse3_pmaddubsw128): This.
1312 (ssse3_pmaddubswv4hi3): Renamed to ...
1313 (ssse3_pmaddubsw): This.
1315 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1316 (__builtin_ia32_packssdw128): Likewise.
1317 (__builtin_ia32_packuswb128): Likewise.
1318 (__builtin_ia32_pmaddubsw): Likewise.
1319 (__builtin_ia32_pmaddubsw128): Likewise.
1321 2008-04-30 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/14847
1324 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1325 (recognize_bits_test): Use it.
1326 (recognize_single_bit_test): Likewise.
1328 2008-04-30 Martin Jambor <mjambor@suse.cz>
1330 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1331 instead of setting number of formal parameters to zero.
1332 (ipcp_init_stage): Do not set the number of actual parameters to zero
1334 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1335 which are called with variable number of arguments.
1336 (ipcp_insert_stage): Explicitely skipping all nodes which are
1337 called with variable number of arguments.
1338 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1339 number of parameters.
1341 * ipa-prop.h (struct ipa_node_params): Added flag
1342 called_with_var_arguments
1343 (ipa_set_param_count): Added. Changed sole setter to use it.
1344 (ipa_get_param_count): Added. All readers of param_count
1345 converted to use it instead.
1346 (ipa_set_called_with_variable_arg): Added.
1347 (ipa_is_called_with_var_arguments): Added.
1348 (ipa_get_ith_param): Added. All readers of param_decls converted
1350 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1352 (ipa_get_cs_argument_count): Added, all readers of argument_count
1354 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1357 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1358 (struct ipcp_lattice): Renamed cval_type to type
1359 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1361 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1362 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1363 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1364 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1365 (build_const_val): Changed the type of parameter cvalue to tree
1366 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1367 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1369 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1372 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1373 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1374 (ipa_add_method): Renamed to ipa_push_func_to_list
1375 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1376 (ipa_callsite_param_count): Removed.
1377 (ipa_callsite_param_count_set): Removed.
1378 (ipa_callsite_param): Removed.
1379 (ipa_callsite_callee): Removed.
1380 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1381 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1382 (ipa_method_formal_count): Removed.
1383 (ipa_method_formal_count_set): Removed.
1384 (ipa_method_get_tree): Removed.
1385 (ipa_method_tree_map_create): Removed.
1386 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1387 (ipa_create_param_decls_array): Creates the array itself
1388 (ipa_create_param_decls_array): Temporary variable info instead of
1390 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1391 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1392 (get_type): Removed.
1393 (ipa_jf_get_info_type): Removed.
1394 (ipa_node_create): Renamed to ipa_create_node_params
1395 (ipa_free): Renamed to ipa_free_all_node_params
1396 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1397 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1398 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1399 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1400 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1401 ipa_free_all_edge_args
1402 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1403 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1404 (ipa_create_methodlist_node): Removed.
1405 (ipa_methodlist_method): Removed.
1406 (ipa_methodlist_method_set): Removed.
1407 (ipa_methodlist_next_method): Removed.
1408 (ipa_methodlist_next_method_set): Removed.
1409 (ipa_method_is_modified): Removed.
1410 (ipa_method_modify_create): Removed.
1411 (ipa_method_modify_init): Temporary variable info instead of a few
1413 (ipa_detect_param_modifications): Temporary variable info instead of
1415 (ipa_compute_jump_functions): Temporary variable info instead of
1417 (ipa_method_modify_set): Removed.
1418 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1419 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1420 than craph_node as the first parameter.
1421 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1422 (ipa_method_modify_init): Removed.
1423 (ipa_compute_jump_functions): Added a temp variable instead of
1424 repeatadly dereferencing the cgraph_edge.aux pointer
1425 (ipa_callsite_param_set_type): Removed.
1426 (ipa_compute_jump_functions): i renamed to index and moved to
1428 (ipa_callsite_param_set_info_type_formal): Removed.
1429 (ipa_callsite_param_set_info_type): Removed.
1430 (ipa_callsite_param_map_create): Removed.
1431 (ipa_callsite_tree): Removed.
1432 (ipa_callsite_caller): Removed.
1433 (ipa_pop_func_from_list): return_method removed to return_func
1435 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1436 prefixed all values with IPA_. Changed all users.
1437 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1438 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1439 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1440 (union parameter_info): Renamed to jump_func_value.
1441 (union jump_func_value): Renamed value to constant
1442 (struct ipa_jump_func): Renamed info_type to value
1443 (struct ipa_node): Renamed to ipa_node_params
1444 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1445 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1446 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1447 (struct ipa_edge): Renamed to ipa_edge_args
1448 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1449 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1450 (struct ipa_methodlist): Renamed to ipa_func_list
1451 (struct ipa_func_list): method_p renamed to node, next_method
1453 (ipa_methodlist_p): Removed, switched all users to struct pointer
1454 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1456 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1458 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1459 (rs6000_emit_epilogue): Use backchain to restore only when we
1460 have a large frame. Make use of frame pointer to restore if we
1461 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1463 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1465 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1466 Add mode to zero_extract.
1467 (sign bit tests peepholes): (Ditto.).
1469 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1471 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1472 Instructions in comments with SSE3.
1473 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1474 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1475 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1476 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1477 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1478 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1479 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1480 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1481 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1482 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1483 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1484 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1485 (bdesc_sse_args): Renamed to ...
1486 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1487 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1488 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1490 (bdesc_1arg): Moved to ...
1492 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1493 Instructions in comments with SSE3.
1494 (ix86_expand_sse_operands_builtin): Renamed to ...
1495 (ix86_expand_args_builtin): This. Updated.
1496 (ix86_expand_unop1_builtin): Update comments.
1497 (ix86_expand_builtin): Updated.
1499 2008-04-29 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/36078
1502 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1503 Update virtual SSA form after cleaning up the CFG.
1505 2008-04-29 Richard Guenther <rguenther@suse.de>
1508 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1510 2008-04-29 Richard Guenther <rguenther@suse.de>
1512 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1513 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1514 (compute_flow_insensitive_aliasing): Do not treat
1515 PTR_IS_REF_ALL pointers special.
1516 (get_smt_for): Likewise.
1517 (may_alias_p): Re-structure.
1518 (is_escape_site): A ref-all pointer conversion is not an escape site.
1519 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1520 PTR_IS_REF_ALL pointers special.
1521 * tree-ssa-structalias.h (struct alias_info): Remove
1522 ref_all_symbol_mem_tag field.
1523 (PTR_IS_REF_ALL): Remove.
1525 2008-04-29 Richard Guenther <rguenther@suse.de>
1528 * fold-const.c (extract_muldiv_1): In combining division constants
1529 make sure to never overflow.
1531 2008-04-29 Nick Clifton <nickc@redhat.com>
1533 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1535 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1538 * optc-gen.awk: Work around HP-UX/IA awk bug.
1540 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1542 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1545 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.md
1549 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1550 Change operand 1 predicate to nonimmediate_operand.
1552 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1555 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1557 * gengtype.c (walk_type, write_func_for_structure): Handle
1559 * doc/gty.texi: Document chain_circular.
1561 2008-04-28 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/36066
1564 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1567 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1570 * config/i386/i386.md
1571 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1572 Use match_scratch instead of match_operand for operands 3 and 4.
1574 2008-04-27 Richard Guenther <rguenther@suse.de>
1576 PR tree-optimization/18754
1577 PR tree-optimization/34223
1578 * tree-pass.h (pass_complete_unrolli): Declare.
1579 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1580 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1581 Rewrite loop into loop closed SSA form if it is not already.
1582 (tree_unroll_loops_completely): Re-structure to iterate over
1583 innermost loops with intermediate CFG cleanups.
1584 Unroll outermost loops only if requested or the code does not grow
1586 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1587 loops are available.
1588 (tree_vectorize): Instead do so here.
1589 (tree_complete_unroll): Also unroll outermost loops.
1590 (tree_complete_unroll_inner): New function.
1591 (gate_tree_complete_unroll_inner): Likewise.
1592 (pass_complete_unrolli): New pass.
1593 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1594 uses outside of the loop.
1595 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1596 form if it is available.
1597 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1598 * passes.c (init_optimization_passes): Schedule complete inner
1599 loop unrolling pass before the first CCP pass after final inlining.
1601 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1603 * targhooks.h (default_emutls_var_fields,
1604 default_emutls_var_init): Declare.
1605 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1606 * target.h (struct gcc_target): Add struct emutls member.
1607 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1608 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1609 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1610 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1611 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1612 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1613 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1614 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1615 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1616 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1617 emit debug information.
1618 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1619 * varasm.c: Include targhooks.h.
1620 (emutls_object_section, emutls_tmpl_section): New.
1621 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1622 (EMUTLS_SEPARATOR): New.
1624 (get_emutls_object_name): New.
1625 (default_emutls_var_fields): New, broken out of ...
1626 (get_emutls_object_type): ... here. Adjust to use target hooks.
1627 (get_emutls_init_templ_addr): Adjust to use target hooks.
1628 (emutls_decl): Adjust to use target hooks.
1629 (emutls_finish): Likewise.
1630 (default_emutls_var_init): New, broken out of ...
1631 (assemble_variable): ... here. Adjust to use target hooks.
1632 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1634 * c-common.c (handle_section_attribute): Prevent overriding
1635 sections for emulated tls with special sections.
1636 * config/i386/i386.c (x86_64_elf_select_section): Add
1637 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1638 (x86_64_elf_unique_section): Likewise.
1639 * config/vxworks.c: Include tree.h.
1640 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1641 (vxworks_override_options): Set TLS scheme.
1642 * doc/tm.texi (Emulated TLS): New node.
1644 2008-04-26 Simon Baldwin <simonb@google.com>
1647 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1648 with propagated string constants.
1650 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1653 constraint for operand 2 when operand 0 is memory operand.
1654 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1655 operand 0 is memory operand.
1656 (fix_trunc<mode>_i387_with_temp): Ditto.
1657 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1658 operand 2 when operand 1 is memory operand.
1659 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1660 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1661 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1662 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1663 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1664 operands 2,3 and 4 when operand 1 is memory operand.
1665 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1667 (fistdi2_floor_with_temp): Ditto.
1668 (fist<mode>2_floor_with_temp): Ditto.
1669 (fistdi2_ceil_with_temp): Ditto.
1670 (fist<mode>2_ceil_with_temp): Ditto.
1671 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1673 2008-04-26 David Daney <ddaney@avtrex.com>
1675 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1677 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1678 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1679 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1680 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1681 (compare_and_swap_12): New insn.
1682 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1683 * config/mips/mips.c (mips_force_binary): New function.
1684 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1685 (mips_expand_compare_and_swap_12): New function.
1686 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1688 2008-04-25 Jan Hubicka <jh@suse.cz>
1691 * cfgexpand.c (pass_expand): Turn into RTL pass.
1692 * passes.c (execute_one_pass): Do pass typechecking after execution.
1693 * tree-pass.h (pass_expand): Turn into RTL pass.
1695 * function.h (struct rtl_data): Move here fields
1696 accesses_prior_frames, calls_eh_return, saves_all_registers,
1697 has_nonlocal_goto, has_asm_statement, is_thunk,
1698 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1699 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1700 arg_pointer_save_area_init from struct function; turn into bool.
1701 (struct function): Move
1702 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1703 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1704 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1705 tail_call_emit, arg_pointer_save_area_init
1706 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1707 (current_function_returns_struct, current_function_returns_pcc_struct,
1708 current_function_calls_setjmp, current_function_calls_alloca,
1709 current_function_accesses_prior_frames,
1710 current_function_calls_eh_return, current_function_is_thunk,
1711 current_function_stdarg, current_function_profile,
1712 current_function_limit_stack, current_function_uses_pic_offset_table,
1713 current_function_uses_const_pool, current_function_has_nonlocal_label,
1714 current_function_saves_all_registers,
1715 current_function_has_nonlocal_goto,
1716 current_function_has_asm_statement): Remove accesor macros.
1717 * ra-conflict.c (global_conflicts): Update.
1718 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1719 (suitable_for_tail_call_opt_p): Update.
1720 * builtins.c (expand_builtin_return_addr): Update.
1721 (expand_builtin_setjmp_setup): Update.
1722 (expand_builtin_nonlocal_goto): Update.
1723 * final.c (final_start_function): Update.
1724 (profile_function): Update.
1725 (leaf_function_p): Update.
1726 (only_leaf_regs_used): Update.
1727 * df-scan.c (df_get_exit_block_use_set): Update.
1728 * dojump.c (clear_pending_stack_adjust): Update.
1729 * tree-stdarg.c (gate_optimize_stdarg): Update.
1730 * gimple-low.c (lower_function_body): Update.
1731 * global.c (compute_regsets): Update.
1732 (global_alloc): Update.
1733 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1734 * expr.c (expand_assignment): Update.
1735 * dse.c (dse_step0): Update.
1736 (dse_step1): Update.
1737 * c-decl.c (store_parm_decls): Update.
1738 * local-alloc.c (combine_regs): Update.
1739 (find_free_reg): Update.
1740 * function.c (assign_parms_augmented_arg_list): Update.
1741 (assign_parm_find_data_types): Update.
1742 (assign_parms): Update.
1743 (allocate_struct_function): Update.
1744 (expand_function_start): Update.
1745 (expand_function_end): Update.
1746 (get_arg_pointer_save_area): Update.
1747 (thread_prologue_and_epilogue_insns): Update.
1748 (rest_of_match_asm_constraints): Update.
1749 * stor-layout.c (variable_size): Update.
1750 * gcse.c (gcse_main): Update.
1751 (bypass_jumps): Update.
1752 * gimplify.c (gimplify_function_tree): Update.
1753 * calls.c (emit_call_1): Update.
1754 (expand_call): Update.
1755 * bt-load.c (compute_defs_uses_and_gen): Update.
1756 * except.c (sjlj_assign_call_site_values): Update.
1757 (sjlj_emit_function_enter): Update.
1758 (can_throw_external): Update.
1759 (set_nothrow_function_flags): Update.
1760 (expand_builtin_unwind_init): Update.
1761 (expand_eh_return): Update.
1762 (convert_to_eh_region_ranges): Update.
1763 (output_function_exception_table): Update.
1764 * emit-rtl.c (gen_tmp_stack_mem): Update.
1765 * cfgexpand.c (expand_used_vars): Update.
1766 (tree_expand_cfg): Update.
1767 * cfgcleanup.c (rest_of_handle_jump): Update.
1768 * explow.c (allocate_dynamic_stack_space): Update.
1769 * varasm.c (assemble_start_function): Update.
1770 (force_const_mem): Update.
1771 (mark_constant_pool): Update.
1772 * tree-optimize.c (tree_rest_of_compilation): Update.
1773 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1774 * tree-cfg.c (notice_special_calls): Update.
1775 (is_ctrl_altering_stmt): Update.
1776 (tree_can_make_abnormal_goto): Update.
1777 (tree_purge_dead_abnormal_call_edges): Update.
1778 * config/alpha/predicates.md: Update.
1779 * config/alpha/alpha.c (alpha_sa_mask): Update.
1780 (alpha_sa_size): Update.
1781 (alpha_does_function_need_gp): Update.
1782 (alpha_expand_prologue): Update.
1783 (alpha_start_function): Update.
1784 (alpha_output_function_end_prologue): Update.
1785 (alpha_expand_epilogue): Update.
1786 * config/frv/frv.c (frv_stack_info): Update.
1787 (frv_expand_epilogue): Update.
1788 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1789 (s390_register_info): Update.
1790 (s390_frame_info): Update.
1791 (s390_init_frame_layout): Update.
1792 (s390_can_eliminate): Update.
1793 (save_gprs): Update.
1794 * config/spu/spu.c (spu_split_immediate): Update.
1795 (need_to_save_reg): Update.
1796 (spu_expand_prologue): Update.
1797 (spu_expand_epilogue): Update.
1798 * config/sparc/sparc.md: Update.
1799 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1800 (sparc_tls_got): Update.
1801 (legitimize_pic_address): Update.
1802 (sparc_emit_call_insn): Update.
1803 (sparc_expand_prologue): Update.
1804 (output_return): Update.
1805 (print_operand): Update.
1806 (sparc_function_ok_for_sibcall): Update.
1807 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1808 * config/m32r/m32r.md: Update.
1809 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1810 (m32r_compute_frame_size): Update.
1811 (m32r_expand_prologue): Update.
1812 (m32r_expand_epilogue): Update.
1813 (m32r_legitimize_pic_address): Update.
1814 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1815 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1816 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1818 (ix86_save_reg): Update.
1819 (ix86_compute_frame_layout): Update.
1820 (ix86_expand_prologue): Update.
1821 (ix86_expand_epilogue): Update.
1822 * config/sh/sh.c (output_stack_adjust): Update.
1823 (calc_live_regs): Update.
1824 (sh5_schedule_saves): Update.
1825 (sh_expand_prologue): Update.
1826 (sh_expand_epilogue): Update.
1827 (sh_setup_incoming_varargs): Update.
1828 (sh_allocate_initial_value): Update.
1829 (sh_get_pr_initial_val): Update.
1830 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1831 * config/sh/sh.md (label:): Update.
1832 * config/avr/avr.c (out_movhi_mr_r): Update.
1833 * config/crx/crx.h (enum): Update.
1834 * config/xtensa/xtensa.h (along): Update.
1835 * config/stormy16/stormy16.c Update.
1836 (xstormy16_compute_stack_layout): Update.
1837 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1838 (fr30_expand_prologue): Update.
1839 * config/cris/cris.c (cris_conditional_register_usage): Update.
1840 (cris_reg_saved_in_regsave_area): Update.
1841 (cris_initial_frame_pointer_offset): Update.
1842 (cris_simple_epilogue): Update.
1843 (cris_expand_prologue): Update.
1844 (cris_expand_epilogue): Update.
1845 (cris_expand_pic_call_address): Update.
1846 (cris_asm_output_symbol_ref): Update.
1847 (cris_asm_output_label_ref): Update.
1848 * config/cris/cris.md Update.
1849 * config/iq2000/iq2000.c (compute_frame_size): Update.
1850 (iq2000_expand_epilogue): Update.
1851 * config/mt/mt.h (save_direction): Update.
1852 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1853 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1854 (ia64_secondary_reload_class): Update.
1855 * config/m68k/m68k.c (m68k_save_reg): Update.
1856 (m68k_expand_prologue): Update.
1857 (m68k_expand_epilogue): Update.
1858 (legitimize_pic_address): Update.
1859 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1860 (first_reg_to_save): Update.
1861 (first_altivec_reg_to_save): Update.
1862 (compute_vrsave_mask): Update.
1863 (compute_save_world_info): Update.
1864 (rs6000_stack_info): Update.
1865 (spe_func_has_64bit_regs_p): Update.
1866 (rs6000_ra_ever_killed): Update.
1867 (rs6000_emit_eh_reg_restore): Update.
1868 (rs6000_emit_allocate_stack): Update.
1869 (rs6000_emit_prologue): Update.
1870 (rs6000_emit_epilogue): Update.
1871 (rs6000_output_function_epilogue): Update.
1872 (output_profile_hook): Update.
1873 (rs6000_elf_declare_function_name): Update.
1874 * config/rs6000/rs6000.h (rs6000_args): Update.
1875 * config/rs6000/rs6000.md: Update.
1876 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1877 * config/arc/arc.c (arc_output_function_epilogue): Update.
1878 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1879 * config/darwin.c (machopic_function_base_name): Update.
1880 * config/score/score3.c (score3_compute_frame_size): Update.
1883 (score3_epilogue): Update.
1884 * config/score/score7.c (score7_compute_frame_size): Update.
1885 (score7_prologue): Update.
1886 (score7_epilogue): Update.
1887 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1888 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1889 * config/arm/arm.c (use_return_insn): Update.
1890 (require_pic_register): Update.
1891 (arm_load_pic_register): Update.
1892 (arm_compute_save_reg0_reg12_mask): Update.
1893 (arm_compute_save_reg_mask): Update.
1894 (thumb1_compute_save_reg_mask): Update.
1895 (output_return_instruction): Update.
1896 (arm_output_function_prologue): Update.
1897 (arm_output_epilogue): Update.
1898 (arm_get_frame_offsets): Update.
1899 (arm_expand_prologue): Update.
1900 (thumb_pushpop): Update.
1901 (thumb_exit): Update.
1902 (thumb1_expand_prologue): Update.
1903 (thumb1_expand_epilogue): Update.
1904 (arm_unwind_emit): Update.
1905 (arm_output_fn_unwind): Update.
1906 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1907 * config/arm/arm.md: Update.
1908 * config/pa/pa.md: Update.
1909 * config/pa/pa.c (legitimize_pic_address): Update.
1910 (compute_frame_size): Update.
1911 (hppa_expand_prologue): Update.
1912 (hppa_expand_epilogue): Update.
1913 (borx_reg_operand): Update.
1914 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1915 (HARD_REGNO_RENAME_OK): Update.
1916 * config/mips/mips.c (mips_global_pointer): Update.
1917 (mips_save_reg_p): Update.
1918 (mips_compute_frame_info): Update.
1919 (mips_frame_pointer_required): Update.
1920 (mips_expand_prologue): Update.
1921 (mips_expand_epilogue): Update.
1922 (mips_can_use_return_insn): Update.
1923 (mips_reorg_process_insns): Update.
1924 * config/v850/v850.c (compute_register_save_size): Update.
1925 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1926 * config/mmix/mmix.c (along): Update.
1927 (mmix_expand_epilogue): Update.
1928 * config/bfin/bfin.c (legitimize_pic_address): Update.
1929 (must_save_p): Update.
1930 (stack_frame_needed_p): Update.
1931 (add_to_reg): Update.
1932 (bfin_expand_prologue): Update.
1933 * stmt.c (expand_asm_operands): Update.
1934 * reload1.c (reload): Update.
1935 (init_elim_table): Update.
1937 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1939 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1941 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1943 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1944 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1945 (mov<mode>): Removed.
1946 (*movv4sf_internal): Likewise.
1947 (*movv2df_internal): Likewise.
1949 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1951 * config.gcc (crx-*-elf): Remove deprecation.
1953 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1955 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1956 __gcc_deregister_frame with atexit.
1957 (deregister_frame_dtor): Remove.
1959 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1960 Nathan Sidwell <nathan@codesourcery.com>
1962 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1964 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1965 (rs6000_isel): Likewise.
1966 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1967 (rs6000_isel): New variable.
1968 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1970 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1973 * c-common.c (handle_vector_size_attribute): Call
1974 lang_hooks.types.reconstruct_complex_type instead of
1975 reconstruct_complex_type.
1976 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1977 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1978 * langhooks.h (struct lang_hooks_for_types): Add
1979 reconstruct_complex_type hook.
1980 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1981 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1983 2008-04-24 Richard Guenther <rguenther@suse.de>
1985 * c-common.h (check_builtin_function_arguments): Declare.
1986 * c-common.c (validate_nargs): New function.
1987 (check_builtin_function_arguments): Likewise.
1988 * c-typeck.c (build_function_call): Call
1989 check_builtin_function_arguments.
1990 * builtins.c (fold_builtin_classify): Remove error reporting code.
1991 (fold_builtin_unordered_cmp): Likewise.
1992 (fold_builtin_1): Likewise.
1993 (fold_builtin_n): Likewise.
1995 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1997 PR tree-optimization/36008
1998 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1999 the original op1, rather than delta by step.
2001 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2002 Sebastian Pop <sebastian.pop@amd.com>
2004 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2005 eliminate_local_variables_stmt, eliminate_local_variables,
2006 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2007 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2008 of code delimited by two edges in the CFG.
2009 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2010 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2011 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2012 the case of parallelisation of reductions.
2013 (expr_invariant_in_region_p): New.
2015 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2016 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2018 2008-04-24 Ira Rosen <irar@il.ibm.com>
2019 Richard Guenther <rguenther@suse.de>
2021 PR tree-optimization/36034
2022 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2023 incapable of dealing with loads with gaps.
2025 2008-04-24 Rafael Espindola <espindola@google.com>
2027 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2028 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2029 vrp_evaluate_conditional.
2030 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2031 (vrp_evaluate_conditional): Split the cond argument.
2032 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2033 (simplify_stmt_for_jump_threading): Update call to
2034 vrp_evaluate_conditional.
2036 2008-04-24 Ira Rosen <irar@il.ibm.com>
2038 PR tree-optimization/35982
2039 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2040 interleaved data-refs are of the same type.
2042 2008-04-24 Danny Smith <dannysmith@users.net>
2044 * c-format.c (check_format_info_main): Use strncmp rather than a
2045 magic prefix to handle multichar length specs.
2046 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2047 Don't prefix "I64" and "I32" with '\0'.
2049 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2052 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2053 in registers for -m32 only if stdarg_p (fntype).
2055 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2057 PR rtl-optimization/36006
2058 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2059 temp to op0 in order to avoid invalid rtx sharing.
2061 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2063 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2064 check TREE_INVARIANT.
2065 * tree-gimple.c (is_gimple_address): New.
2066 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2067 * tree-gimple.h (is_gimple_address): New.
2068 * tree.h (decl_address_invariant_p): New.
2069 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2070 (build_string): Likewise.
2071 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2072 (tree_invariant_p_1): Likewise.
2073 (save_expr): Use it.
2074 (tree_invariant_p): New.
2075 (skip_simple_arithmetic): Use it.
2076 (stabilize_reference_1): Use it.
2077 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2079 (build1_stat): Drop code to compute TREE_INVARIANT.
2080 (build2_stat): Drop code to compute TREE_INVARIANT.
2081 (build3_stat): Drop code to compute TREE_INVARIANT.
2082 (build4_stat): Drop code to compute TREE_INVARIANT.
2083 (build5_stat): Drop code to compute TREE_INVARIANT.
2084 (build7_stat): Drop code to compute TREE_INVARIANT.
2085 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2086 * tree.h (struct tree_base): Remove invariant_flag.
2087 (TREE_INVARIANT): Remove.
2088 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2089 (fold_builtin_expect): Check TREE_CONSTANT.
2090 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2091 * c-tree.h (c_expr_to_decl): Drop third parameter.
2092 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2093 (build_c_cast): Don't set TREE_INVARIANT.
2094 (pop_init_level): Don't set TREE_INVARIANT.
2095 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2096 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2098 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2099 (gimplify_addr_expr): Adjust comment.
2100 * tree-mudflap.c (mf_build_string):
2101 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2102 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2103 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2104 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2105 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2106 * langhooks.h (struct lang_hooks): Drop third parameter from
2109 2008-04-23 Richard Guenther <rguenther@suse.de>
2111 PR tree-optimization/27799
2112 PR tree-optimization/32921
2113 PR tree-optimization/32624
2114 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2115 SMTs aliases and the tag itself into the solution.
2116 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2117 merge the points-to solution back into the SMT aliases.
2118 (may_alias_p): Use alias_set_subset_of instead of
2119 aliases_conflict_p. A pointer which points to
2120 memory with alias set zero may access any variable.
2122 2008-04-23 Richard Guenther <rguenther@suse.de>
2124 * alias.c (alias_set_subset_of): Correctly handle asking
2125 if zero is a subset of an alias set with zero child.
2126 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2127 (compute_flow_insensitive_aliasing): Correctly walk all
2128 pointers. Do not unnecessarily union sets.
2130 2008-04-23 Richard Guenther <rguenther@suse.de>
2133 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2135 2008-04-22 Tomas Bily <tbily@suse.cz>
2137 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2139 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2141 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2142 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2143 * tree-inline.c (estimate_num_insns_1): Likewise.
2144 * varasm.c (const_hash_1, compare_constant, copy_constant)
2145 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2146 * emit-rtl.c (component_ref_for_mem_expr)
2147 (set_mem_attributes_minus_bitpos): Likewise.
2148 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2149 (is_aligning_offset): Likewise.
2150 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2151 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2152 * dojump.c (do_jump): Likewise.
2153 * builtins.c (get_pointer_alignment, get_memory_rtx)
2154 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2155 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2157 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2159 PR rtl-optimization/36017
2160 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2161 expanding the library call.
2163 2008-04-22 Ian Lance Taylor <iant@google.com>
2165 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2168 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2170 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2171 of LR/CTR moves for Power6.
2173 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2176 * passes.c (init_optimization_passes): Remove
2177 pass_fast_rtl_byte_dce.
2179 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2182 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2183 builtin functions to generate faster code.
2184 (_mm_cvtpu16_ps): Ditto.
2185 (_mm_cvtpi32x2_ps): Ditto.
2187 2008-04-22 Nick Clifton <nickc@redhat.com>
2189 * common.opt (ftree-loop-distribution): Add Optimization
2192 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2193 (frv_expand_builtin_va_start): Likewise.
2195 * config/arm/arm.c (thumb_find_work_register): Fix location of
2196 argument register count.
2198 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2200 Support scheduling for ColdFire V1 and V3 microarchitecture.
2201 Improve scheduling of multiplication instructions.
2203 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2204 (mac): New instruction attribute.
2205 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2206 (m68k_sched_mac): New variable.
2207 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2208 Handle cfv1 and cfv3.
2209 (max_insn_size): New static variable.
2210 (struct _sched_ib): New type.
2211 (sched_ib): New static variable.
2212 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2213 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2214 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2216 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2217 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2218 new variables. Update.
2219 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2220 Add modeling of cfv3 instruction buffer. Update.
2221 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2222 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2223 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2224 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2225 a particular reservation applies to.
2226 (type2): Reorganize attribute values. Rename alu to alu_reg,
2227 alu_l to alu, move_l to omove. Join move to alu. Split mul
2229 (cf_ib_*): Simplify description of instruction buffer.
2230 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2231 (cf_mem): Split into cf_mem1 and cf_mem2.
2232 (cf_v2_move_??): Rename to cfv12_alu_??.
2233 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2234 (cf_v2_mul_??): Remove reservations.
2235 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2236 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2237 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2239 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2240 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2241 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2242 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2243 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2244 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2245 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2246 expansions of the above reservations for instructions of sizes
2249 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2251 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2253 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2255 * coverage.c: Include tree-pass.h.
2256 (coverage_counter_alloc): Print da_file_name to the dump file.
2258 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2260 * sbitmap.c (sbitmap_range_empty_p): New function.
2261 * sbitmap.h (sbitmap_range_empty_p): New function.
2262 * bitmap.h: Now includes obstack.h.
2264 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2265 Kenneth Zadeck <zadeck@naturalbridge.com>
2267 * dbgcnt.def (ra_byte_scan): Added.
2268 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2269 when the last hit happens for a counter.
2270 * timevar.def (TV_DF_BYTE_LR): New variable.
2271 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2272 * passes.c (pass_fast_rtl_byte_dce): New pass.
2273 * fwprop.c (update_df): Added mode to call df_ref_create.
2274 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2275 DF_REF_EXTRACT_OFFSET.
2276 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2277 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2279 (df_ref_extract): Added mode field.
2280 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2281 DF_REF_EXTRACT_OFFSET.
2282 (DF_REF_EXTRACT_MODE): New macro.
2283 (df_byte_lr_bb_info): New structure.
2284 (df_print_byte_regset, df_compute_accessed_bytes,
2285 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2286 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2287 df_byte_lr_simulate_uses,
2288 df_byte_lr_simulate_artificial_refs_at_top,
2289 df_byte_lr_simulate_artificial_refs_at_end,
2290 df_compute_accessed_bytes): New function.
2291 (df_ref_create): Add parameter.
2292 (df_byte_lr_get_bb_info): New inline function.
2293 * df-scan.c (df_ref_record, df_uses_record,
2294 df_ref_create_structure): Added mode parameter.
2295 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2296 df_defs_record, df_uses_record, df_get_conditional_uses,
2297 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2298 df_entry_block_defs_collect, df_exit_block_uses_collect):
2299 Added mode parameter to calls to df_ref_record, df_uses_record,
2300 df_ref_create_structure.
2301 (df_ref_equal_p, df_ref_compare): Added test for modes.
2302 (df_ref_create_structure): Added code to set mode. Renamed
2303 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2304 DF_REF_EXTRACT_OFFSET.
2305 * df-core.c (df_print_byte_regset): New function.
2306 * df-byte-scan.c: New file.
2307 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2308 calls to BITMAP_FREE.
2309 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2310 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2311 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2312 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2313 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2314 df_byte_lr_local_compute, df_byte_lr_init,
2315 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2316 df_byte_lr_transfer_function, df_byte_lr_free,
2317 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2318 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2319 df_byte_lr_simulate_uses,
2320 df_byte_lr_simulate_artificial_refs_at_top,
2321 df_byte_lr_simulate_artificial_refs_at_end): New function.
2322 * dce.c (byte_dce_process_block): New function.
2323 (dce_process_block): au is now passed in rather than computed
2324 locally. Changed loops that look at artificial defs to not look
2325 for conditional or partial ones, because there never are any.
2326 (fast_dce): Now is able to drive byte_dce_process_block or
2327 dce_process_block depending on the kind of dce being done.
2328 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2329 (rest_of_handle_fast_byte_dce): New function.
2330 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2331 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2333 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2336 * gcc.h: Added fortran options that take arguments to
2337 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2340 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2342 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2343 scalarization if on the LHS and not a full access.
2345 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2347 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2349 2008-04-18 Rafael Espindola <espindola@google.com>
2351 * tree-vrp.c (find_case_label_index): Fix the binary search.
2352 (find_case_label_range): New.
2353 (vrp_visit_switch_stmt): Use find_case_label_range.
2354 (simplify_switch_using_ranges): Use find_case_label_range.
2356 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2358 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2359 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2361 2008-04-18 Tom Tromey <tromey@redhat.com>
2364 * doc/cpp.texi (Implementation-defined behavior): Mention
2367 2008-04-18 Ian Lance Taylor <iant@google.com>
2369 * fold-const.c (pointer_may_wrap_p): New static function.
2370 (fold_comparison): Add another test for pointer overflow. Use
2371 pointer_may_wrap_p to disable some false positives.
2373 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2375 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2376 (fname_as_string): Match updated cpp_interpret_string prototype.
2377 (fix_string_type): Support char16_t* and char32_t*.
2378 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2379 derivative) nodes. Register as builtin if C++0x.
2380 (c_parse_error): Support CPP_CHAR{16,32}.
2381 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2382 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2383 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2384 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2385 CTI_CHAR32_ARRAY_TYPE>: New elements.
2386 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2387 char32_type_node, signed_char32_type_node, char16_array_type_node,
2388 char32_array_type_node): New defines.
2389 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2390 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2391 (lex_string): Support CPP_STRING{16,32}, match updated
2392 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2393 (lex_charconst): Support CPP_CHAR{16,32}.
2394 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2395 and CPP_STRING{16,32}.
2397 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2400 * aclocal.m4: Regenerate.
2401 * configure: Regenerate.
2403 2008-04-18 Jan Hubicka <jh@suse.cz>
2405 * except.c (dw2_size_of_call_site_table,
2406 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2408 * cgraphbuild.c (build_cgraph_edges): Update.
2409 * tree-pass.h: Update comment.
2410 * final.c (leaf_function_p): Update.
2411 (leaf_renumber_regs): Update.
2412 (rest_of_clean_state): Update.
2413 * omp-low.c (expand_omp_parallel): Update.
2414 * ipa-reference.c (analyze_function): Update.
2415 * reorg.c (find_end_label): Update.
2416 (optimize_skip): Update.
2417 (fill_simple_delay_slots): Update.
2418 (fill_simple_delay_slots): Update.
2419 (make_return_insns): Update.
2420 (dbr_schedule): Update.
2421 * gimple-low.c (record_vars_into): Update.
2422 * cfgbuild.c (make_edges): Update.
2423 * function.c (assign_stack_local): Update.
2424 (assign_parm_adjust_stack_rtl): Update.
2425 (locate_and_pad_parm): Update.
2426 (allocate_struct_function): Do not initialize stack_alignment_needed
2427 and preferred_stack_boundary here.
2428 (stack_protect_prologue): Update.
2429 (stack_protect_epilogue): Update.
2430 (expand_function_start): Initialize stack_alignment_needed,
2431 preferred_stack_boundary and max_jumptable_ents.
2432 (expand_function_end): Update.
2433 (free_after_compilation): Do not NULLify epilogue_delay_list.
2434 * function.h (struct rtl_data): Add stack_protect_guard,
2435 stack_alignment_needed,
2436 preferred_stack_boundary, epilogue_delay_list.
2437 (struct function): Remove value_histograms, stack_alignment_needed,
2438 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2440 unexpanded_var_list, stack_protect_guard.
2441 (current_function_epilogue_delay_list): Remove.
2442 * ipa-type-escape.c (analyze_function): Update.
2443 * gimplify.c (pop_gimplify_context): Update comment.
2444 * calls.c (expand_call): Update.
2445 (emit_library_call_value_1): Update.
2446 * except.c (set_nothrow_function_flags): Update.
2447 * cfgexpand.c (get_decl_align_unit): Update.
2448 (create_stack_guard): Update.
2449 (estimated_stack_frame_size): Update.
2450 (expand_used_vars): Update.
2451 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2452 * explow.c (allocate_dynamic_stack_space): Update.
2453 * tree-ssa-live.c (remove_unused_locals): Update.
2454 * varasm.c (mark_constant_pool): Update.
2455 * tree-inline.c (remap_decls): Update.
2456 (initialize_cfun): Update.
2457 (declare_return_variable): Update.
2458 (inline_forbidden_p): Update.
2459 (expand_call_inline): Update.
2460 (declare_inline_vars): Update.
2461 (tree_function_versioning): Update.
2462 * tree-flow.h (value_histograms): New.
2463 (VALUE_HISTOGRAMS): New macro.
2464 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2466 * tree-cfg.c (set_bb_for_stmt): Update.
2467 (replace_by_duplicate_decl): Update.
2468 (move_block_to_fn): Update.
2469 (new_label_mapper): Update.
2470 (dump_function_to_file): Update.
2471 * ipa-struct-reorg.c (build_data_structure): Update.
2472 * cfgrtl.c (print_rtl_with_bb): Update.
2473 * reload1.c (reload): Update.
2475 * config/i386/i386.c (setup_incoming_varargs_64,
2476 ix86_compute_frame_layout): Update.
2477 * config/arc/arc.c (arc_output_function_epilogue): Update.
2479 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2481 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2482 for FreeBSD as well.
2483 * gthr-posix95.h: Likewise.
2485 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2487 PR rtl-optimization/35838
2488 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2489 out the byte offset of the first subreg.
2491 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2493 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2494 to split_ti instead of three separate calls with single member arrays.
2495 (subti3 splitter): Ditto.
2496 (adddi3 splitter): Ditto with split_di.
2497 (subdi3 splitter): Ditto.
2498 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2499 two separate calls with single member arrays. Swap match_dup
2500 operands 1 and 2 to better fit into the array.
2501 (negdi2 splitter): Ditto with split_di.
2502 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2503 two separate calls with single member arrays. Swap match_dup operands
2504 6 and 7 to better fit into the array.
2506 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2508 * config/i386/i386.c (sse_builtin_type): New.
2509 (bdesc_sse_args): Likewise.
2510 (bdesc_sse_3arg): Removed.
2511 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2512 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2513 IX86_BUILTIN_ROUNDPS.
2514 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2515 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2516 IX86_BUILTIN_ROUNDPS.
2517 (ix86_expand_sse_4_operands_builtin): Removed.
2518 (ix86_expand_sse_operands_builtin): New.
2519 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2520 and CODE_FOR_sse4_1_roundps.
2521 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2522 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2524 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2527 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2528 regs before frame pop when needed. If use_backchain_to_restore_sp
2529 then load backchain into a temp reg to restore vr and vrsave. Add
2530 code to restore vr after frame pop if possible.
2532 2008-04-17 Richard Guenther <rguenther@suse.de>
2534 * tree-vn.c (expressions_equal_p): Do not check type
2535 equality or compatibility before calling operand_equal_p.
2536 * fold-const.c (operand_equal_p): Check equivalence of
2537 integer constants before bailing out due to signedness or
2538 precision differences.
2539 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2540 spurious differences in type qualification. Ignore types
2541 for COMPONENT_REFs at all.
2543 2008-04-17 Christian Bruel <christian.bruel@st.com>
2545 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2546 msw_skip comparison.
2548 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2551 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2554 PR tree-optimization/35899
2555 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2556 rather than TREE_OPERAND.
2558 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2561 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2562 temporary registers. Change operand predicate to general_operand.
2563 (remainderxf3): Ditto.
2565 2008-04-16 Richard Guenther <rguenther@suse.de>
2567 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2568 * tree-affine.c (aff_combination_expand): Look through some
2571 2008-04-15 Doug Kwan <dougkwan@google.com>
2573 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2575 * tree-pretty-print.c (dump_generic_node): Ditto.
2576 * final.c (output_addr_const): Ditto.
2577 * dwarf2out.c (output_cfi): Ditto.
2578 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2579 * print-rtl.c (print_rtx): Ditto.
2580 * print-tree.c (print_node_brief, print_node): Ditto.
2581 * c-common.c (match_case_to_enum_1): Ditto.
2582 * sched-vis.c (print_value): Ditto.
2583 * config/i386/i386.c (print_operand): Cast to long unsigned int
2586 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2587 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2588 MS Windows VirtualProtect function.
2590 2008-04-15 Jan Hubicka <jh@suse.cz>
2592 * gengtype.c (write_root): Param_is argument is OK.
2593 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2594 * function.h: Include varray.h
2595 (rtl_eh): New stucture based on except.c one.
2596 (call_site_record): New forward declaration and vector type.
2597 * calls.c (emit_call_1): Do not call
2598 note_current_region_may_contain_throw.
2599 * except.c (eh_status): Remove cur_region, try_region since they are
2601 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2602 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2603 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2604 Remove call_site_data_used, call_site_data_size.
2605 Turn call_site_record into vector in function.h.
2606 (note_current_region_may_contain_throw): Remove.
2607 (get_exception_pointer, get_exception_filter): Do not take struct
2608 function argument; update.
2609 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2610 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2611 build_post_landing_pads, dw2_build_landing_pads,
2612 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2613 sjlj_emit_function_enter, sjlj_emit_function_enter,
2614 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2615 sjlj_build_landing_pads, finish_eh_generation,
2616 remove_exception_handler_label, remove_eh_handler,
2617 maybe_remove_eh_handler, add_reachable_handler,
2618 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2619 add_action_record, collect_one_action_chain, add_call_site,
2620 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2621 sjlj_output_call_site_table, output_function_exception_table,
2622 * except.h (note_current_region_may_contain_throw): Remove
2623 (get_exception_pointer, get_exception_filter): Do not take struct
2625 * Makefile.in (GTFILES): Put varargs before struct function.
2627 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2629 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2630 punt for STRING_CST.
2631 (get_constraint_for): Deal with STRING_CST here instead.
2633 2008-04-15 Richard Guenther <rguenther@suse.de>
2635 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2636 statements in a basic-block with a backward walk. Do not
2637 substitute into dead statements but instead remove those.
2639 2008-04-15 Richard Guenther <rguenther@suse.de>
2641 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2642 to zero, thus disable creation of SFTs.
2644 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2646 * tree-predcom.c (suitable_reference_p): Return false if the
2647 reference can throw.
2649 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2652 * c-decl.c (finish_decl): If extern or static var has variable
2653 size, set TREE_TYPE (decl) to error_mark_node.
2655 2008-04-15 Rafael Espindola <espindola@google.com>
2657 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2660 2008-04-15 Richard Guenther <rguenther@suse.de>
2662 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2663 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2664 (visit_reference_op_load): Do walk vuse-vdef chains on
2665 vn_reference_lookup.
2666 (visit_reference_op_store): But do not here.
2667 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2668 vn_reference_lookup.
2669 (vn_lookup_with_vuses): But do so here.
2671 2008-04-14 Ian Lance Taylor <iant@google.com>
2673 * fold-const.c (fold_overflow_warning): Remove assertion.
2675 2008-04-15 Ben Elliston <bje@au.ibm.com>
2677 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2678 temp1 local variables.
2680 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2683 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2684 ".text.unlikely" section as executable.
2686 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2688 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2689 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2690 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2691 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2692 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2693 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2694 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2696 2008-04-14 Ian Lance Taylor <iant@google.com>
2698 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2699 * fold-const.c (fold_comparison): If appropriate, test
2700 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2701 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2702 reassociating a pointer type.
2703 * doc/invoke.texi (Optimize Options): Document that
2704 -fstrict-overflow applies to pointer wraparound.
2706 2008-04-13 Jan Hubicka <jh@suse.cz>
2708 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2710 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2712 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2713 we are going to "save the world".
2715 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2717 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2718 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2719 operand 0 constraint, not "=".
2721 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2723 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2725 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2727 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2728 of size of positions_needed * CHAR_BIT.
2730 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2733 * dse.c (store_info): Change positions_needed to unsigned
2735 (lowpart_bitmask): New.
2736 (record_store): Cast to unsigned HOST_WIDE_INT for
2737 positions_needed. Assert width <= size of positions_needed *
2738 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2739 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2740 lowpart_bitmask to set mask.
2742 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2744 * config/bfin/constraints.md: New file.
2745 * config/bfin/bfin.md: Include it.
2746 (adddi3): Use satisfies_constraint functions instead of the old macros.
2747 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2748 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2749 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2750 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2751 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2752 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2753 EXTRA_CONSTRAINT): Delete.
2754 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2755 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2757 * config/bfin/bfin.c: Include "tm-constrs.h".
2758 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2759 Use satisfies_constraint functions instead of the old macros.
2760 * doc/md.texi (Blackfin Constraints): Update file name reference.
2762 2008-04-11 Richard Guenther <rguenther@suse.de>
2764 PR tree-optimization/35869
2765 * tree-vrp.c (execute_vrp): Move switch statement update after
2766 jump threading. Schedule another cfg cleanup run.
2768 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2771 * attribs.c (decl_attributes): Return early on errorneous node.
2773 2008-04-10 Oleg Ryjkov <olegr@google.com>
2775 * tree.h (struct tree_base): Added a new flag default_def_flag.
2776 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2778 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2780 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2782 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2785 * pa.md: Define mode iterator P. Define mode attribute dwc.
2786 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2787 (icacheflush): Likewise.
2788 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2789 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2791 2008-04-11 Ben Elliston <bje@au.ibm.com>
2793 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2795 2008-04-10 Rafael Espindola <espindola@google.com>
2797 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2798 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2799 (extract_range_from_expr): The same.
2801 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2803 * config/mips/mips.md (GPR2): New mode iterator.
2805 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2806 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2807 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2808 Rewrite these to take two modes, the mode of comparison and the
2809 mode of the destination.
2810 * config/mips/mips.c (mips_expand_scc): Instead of having
2811 paradoxical subreg as destination, expand "narrowing" scc if mode
2812 of comparison is SI and target is requested in DI mode.
2813 (mips_emit_int_order_test): Update comment. Make mode of
2814 comparison match CMP0 rather than TARGET. When creating inverse
2815 target use mode of TARGET.
2817 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2819 * gcov-dump.c (tag_summary): Only print summaries for the first
2820 GCOV_COUNTERS_SUMMABLE counters.
2822 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2824 * config/i386/i386.md (absneg): New code iterator.
2825 (absnegprefix): New code attribute.
2826 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2827 patterns using absneg code iterator.
2828 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2829 using absneg code iterator.
2830 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2831 *neg<mode>2 patterns using absneg code iterator.
2832 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2833 *negextendsfdf2 patterns using absneg code iterator.
2834 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2835 *negextendsfxf2 patterns using absneg code iterator.
2836 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2837 *negextendsfdf2 patterns using absneg code iterator.
2838 * config/i386/sse.md (<code><mode>2): Macroize expander from
2839 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2841 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2843 * config/s390/s390.h: Remove the remains of the recent search
2844 & replace action of current_function_outgoing_args_size.
2846 2008-04-10 Ira Rosen <irar@il.ibm.com>
2848 PR tree-optimization/35821
2849 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2850 NEW_STMT_LIST is not NULL.
2852 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2855 * toplev.c (process_options): Remove -ffunction-sections debugging
2858 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2860 PR middle-end/PR28690
2861 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2862 than gen_rtx_fmt_ee to perform more canonicalizations.
2864 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2867 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2869 2008-04-09 Richard Guenther <rguenther@suse.de>
2871 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2872 (dump_function_to_file): Dump function arguments with types.
2874 2008-04-08 Richard Guenther <rguenther@suse.de>
2876 * fold-const.c (fold_widened_comparison): Do not allow
2877 sign-changes that change the result.
2879 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2882 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2883 kinds of indirect references.
2885 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2887 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2888 GNU Fortran language string.
2890 2008-04-08 Rafael Espindola <espindola@google.com>
2892 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2893 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2894 * tree.h (tree_call_nonnegative_warnv_p): New.
2896 2008-04-08 Jan Hubicka <jh@suse.cz>
2898 * function.c (free_after_compilation): Clear out regno_reg_rtx
2901 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2904 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2906 PR middle-end/PR28690
2907 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2908 same precedence as REG_POINTER and MEM_POINTER operands.
2910 2008-04-08 Richard Guenther <rguenther@suse.de>
2913 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2914 for adding index to base.
2916 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2918 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2919 (MINGW_ENABLE_EXECUTE_STACK): New.
2920 (IN_LIBGCC2): For libgcc include windows.h file for
2921 function declarations.
2923 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2925 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2926 and tem2 if tem1 is not a REG or MULT.
2928 2008-04-08 Jan Hubicka <jh@suse.cz>
2930 * function.h (incomming_args): Break out of struct function.
2931 (function_subsections): Break out of struct function.
2932 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2933 return_rtx and hard_reg_initial_vals from struct function.
2934 Kill inl_max_label_num.
2935 (current_function_pops_args, current_function_args_info,
2936 current_function_args_size, current_function_args_size,
2937 current_function_pretend_args_size,
2938 current_function_outgoing_args_size,
2939 current_function_internal_arg_pointer, current_function_return_rtx):
2940 Kill compatibility accestor macros.
2941 * builtins.c (expand_builtin_apply_args_1): Update.
2942 (expand_builtin_next_arg): Update.
2943 * df-scan.c (df_get_call_refs): Update.
2944 * dbxout.c (dbxout_function_end): Update.
2945 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2946 (output_line_info): Update.
2947 (secname_for_decl): Update.
2948 (dwarf2out_var_location): Update.
2949 * function.c (free_after_compilation): Update.
2950 (assign_parm_find_stack_rtl): Update.
2951 (assign_parms): Update.
2952 (expand_dummy_function_end): Update.
2953 (expand_function_end): Update.
2954 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2955 (expand_call): Update.
2956 (emit_library_call_value_1): Update.
2957 (store_one_arg): Update.
2958 * varasm.c (initialize_cold_section_name): Update.
2959 (unlikely_text_section): Update.
2960 (unlikely_text_section_p): Update.
2961 (assemble_start_function): Update.
2962 (assemble_end_function): Update.
2963 (default_section_type_flags): Update.
2964 (switch_to_section): Update.
2965 * integrate.c (set_decl_abstract_flags): Update.
2966 (get_hard_reg_initial_val): Update.
2967 (has_hard_reg_initial_val): Update.
2968 (allocate_initial_values): Update.
2969 * resource.c (init_resource_info): Update.
2970 * config/alpha/alpha.c (NUM_ARGS): Update.
2971 (direct_return): Update.
2972 (alpha_va_start): Update.
2973 (alpha_sa_size): Update.
2974 (alpha_initial_elimination_offset): Update.
2975 (alpha_expand_prologue): Update.
2976 (alpha_start_function): Update.
2977 (alpha_expand_epilogue): Update.
2978 (unicosmk_initial_elimination_offset):
2979 * config/alpha/alpha.md (call expander): Update.
2980 * config/s390/s390.c (s390_register_info): Update.
2981 (s390_register_info): Update.
2982 (s390_frame_info): Update.
2983 (s390_initial_elimination_offset): Update.
2984 (s390_build_builtin_va_list): Update.
2985 (s390_va_start): Update.
2986 * config/spu/spu.c (direct_return): Update.
2987 (spu_expand_prologue): Update.
2988 (spu_initial_elimination_offset): Update.
2989 (spu_build_builtin_va_list): Update.
2990 (spu_va_start): Update.
2991 * config/sparc/sparc.c (sparc_init_modes): Update.
2992 (sparc_compute_frame_size): Update.
2993 (function_value): Update.
2994 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2995 * config/i386/i386.md (return expander): Update.
2996 * config/i386/i386.c (ix86_va_start): Update.
2997 (ix86_can_use_return_insn_p): Update.
2998 (ix86_compute_frame_layout): Update.
2999 (ix86_expand_epilogue): Update.
3000 * config/sh/sh.c (output_stack_adjust): Update.
3001 (calc_live_regs): Update.
3002 (sh_expand_prologue): Update.
3003 (sh_builtin_saveregs): Update.
3004 (sh_va_start): Update.
3005 (initial_elimination_offset): Update.
3006 (sh_allocate_initial_value): Update.
3007 (sh_function_ok_for_sibcall): Update.
3008 (sh_get_pr_initial_val): Update.
3009 * config/sh/sh.md (return expander): Update.
3010 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3011 * config/crx/crx.c (crx_compute_frame): UPdate.
3012 (crx_initial_elimination_offset): UPdate.
3013 * config/xtensa/xtensa.c (compute_frame_size): Update
3014 (xtensa_builtin_saveregs): Update.
3015 (xtensa_va_start): Update.
3016 (order_regs_for_local_alloc): Update.
3017 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3018 (xstormy16_expand_builtin_va_start): Update.
3019 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3020 * config/m68hc11/m68hc11.md (return expanders): Update.
3021 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3022 (expand_epilogue): Update.
3023 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3024 (cris_simple_epilogue): Update.
3025 (cris_expand_prologue): Update.
3026 (cris_expand_epilogue): Update.
3027 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3028 (compute_frame_size): Update.
3029 * config/mt/mt.c (mt_compute_frame_size): Update.
3030 * config/mn10300/mn10300.c (expand_prologue): Update.
3031 (expand_epilogue): Update.
3032 (initial_offset): Update.
3033 (mn10300_builtin_saveregs):
3034 * config/mn10300/mn10300.md (return expander): Update.
3035 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3036 (ia64_initial_elimination_offset): Update.
3037 (ia64_initial_elimination_offset): Update.
3038 (ia64_expand_prologue): Update.
3039 * config/m68k/m68k.md (return expander): Update.
3040 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3041 (rs6000_stack_info): Update.
3042 * config/mcore/mcore.c (layout_mcore_frame): Update.
3043 (mcore_expand_prolog): Update.
3044 * config/arc/arc.c (arc_compute_frame_size): Update.
3045 * config/score/score3.c (score3_compute_frame_size): Update.
3046 * config/score/score7.c (score7_compute_frame_size): Update.
3047 * config/arm/arm.c (use_return_insn): Update.
3048 (thumb_find_work_register): Update.
3049 (arm_compute_save_reg_mask): Update.
3050 (arm_output_function_prologue): Update.
3051 (arm_output_epilogue): Update.
3052 (arm_size_return_regs): Update.
3053 (arm_get_frame_offsets): Update.
3054 (arm_expand_prologue): Update.
3055 (thumb_exit): Update.
3056 (thumb_unexpanded_epilogue): Update.
3057 (thumb1_output_function_prologue): Update.
3058 * config/pa/pa.md (return expander): Update.
3059 * config/pa/pa.c (compute_frame_size): Update.
3060 (hppa_builtin_saveregs): Update.
3061 * config/mips/mips.c (mips_va_start): Update.
3062 (mips16_build_function_stub): Update.
3063 (mips_compute_frame_info): Update.
3064 (mips_restore_gp): Update.
3065 (mips_output_function_prologue): Update.
3066 (mips_expand_prologue): Update.
3067 * config/v850/v850.c (compute_frame_size): Update.
3068 (expand_prologue): * config/mmix/mmix.c (along): update.
3069 (mmix_initial_elimination_offset): update.
3070 (mmix_reorg): update.
3071 (mmix_use_simple_return): update.
3072 (mmix_expand_prologue): update.
3073 (mmix_expand_epilogue): Update.
3074 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3075 (emit_link_insn): Update.
3077 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3079 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3080 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3082 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3085 2008-04-07 Jan Hubicka <jh@suse.cz>
3087 * function.h (rtl): Rename to x_rtl.
3089 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3090 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3091 used_temp_slots avail_temp_slots, temp_slot_level,
3092 nonlocal_goto_handler_labels): Update accesstors.
3093 (rtl): New global variable.
3094 (struct function): Move some fileds to rtl_data.
3095 (get_arg_pointer_save_area): Update prototype.
3096 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3097 get_arg_pointer_save_area.
3098 * expr.c (init_expr): Update
3099 * function.c (get_frame_size): Update
3100 (assign_stack_local): Update
3101 (expand_function_end): Update.
3102 (get_art_pointer_save_area): Update
3104 * emit-rtl.c (rtl): Declare.
3105 (regno_reg_rtx): Declare.
3106 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3108 (gen_reg_rtx): Update.
3109 * varasm.c (n_deferred_constatns): Update accestor.
3110 (init_varasm_status): Do not allocate varasm_status.
3111 (force_const_mem, get_pool_size, output_constant_pool): Update.
3112 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3113 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3114 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3115 * sparc/sparc.h (INIT_EXPANDERS): Update.
3116 * ia64/ia64.h (INIT_EXPANDERS): Update.
3118 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3120 * reload.c (push_secondary_reload): Add missing break to for loop.
3122 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3124 PR middle-end/PR28690
3125 * rtlanal.c: Update copyright years.
3126 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3127 as REG_POINTER and MEM_POINTER operands.
3128 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3129 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3130 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3131 * gcse.c: Update copyright years.
3132 (pre_delete): Call gen_reg_rtx_and_attrs.
3133 (hoist_code): Likewise.
3134 (build_store_vectors): Likewise.
3135 (delete_store): Likewise.
3136 * loop-invariant.c (move_invariant_reg): Likewise.
3137 Update copyright years.
3139 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3141 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3142 control string instead of quoted.
3144 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3146 * doc/rtl.texi: Rewrite of subreg section.
3148 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3151 * config/i386/i386.c (legitimize_pic_address): Add treating
3152 of dllimport SYM_REF's.
3153 (legitimize_dllimport_symbol): Add prototype.
3155 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3157 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3158 reference in constructor with non self-referential type.
3160 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3162 Removal of Return with Depressed Stack Pointer support
3163 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3164 (ECF_SP_DEPRESSED): Likewise.
3165 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3166 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3167 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3168 (expand_call): Do not test ECF_SP_DEPRESSED.
3169 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3170 * function.c (keep_stack_depressed): Delete.
3171 (handle_epilogue_set): Likewise.
3172 (update_epilogue_consts): Likewise.
3173 (emit_equiv_load): Likewise.
3174 (thread_prologue_and_epilogue_insns): Remove support for Return with
3175 Depressed Stack Pointer.
3176 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3178 2008-04-06 Richard Guenther <rguenther@suse.de>
3180 PR tree-optimization/35400
3181 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3182 information from SSA_NAMEs.
3184 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3186 * config/avr/avr.h (avr_mega_p): Remove declaration.
3187 (AVR_MEGA): Remove macro.
3188 * config/avr/avr.c (avr_mega_p): Remove variable.
3189 (avr_override_options): Remove inicializion of avr_mega_p.
3190 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3191 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3192 (avr_jump_mode): (Ditto.).
3193 (avr_output_progmem_section_asm_op): (Ditto.).
3194 (avr_asm_init_sections): (Ditto.).
3195 (avr_asm_init_sections): (Ditto.).
3196 (avr_rtx_costs): (Ditto.).
3197 * config/avr/avr.md: (Ditto.).
3198 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3201 2008-04-06 Richard Guenther <rguenther@suse.de>
3203 PR tree-optimization/35842
3204 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3205 is_gimple_invariant_address.
3207 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3209 * gcc.c (default_compilers): Sync Fortran extensions list with
3210 that in fortran/lang-specs.h.
3211 * doc/invoke.texi: Likewise.
3212 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3213 * dwarf2out.c (gen_compile_unit_die): Likewise.
3215 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3217 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3219 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3222 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3223 attribute is used for nested functions.
3225 2008-04-05 Jan Hubicka <jh@suse.cz>
3227 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3229 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3231 (dump_files): Update.
3232 (enable_rtl_dump_file): Do not accept letter argument.
3233 * tree-pass.h (dump_file_info): Remove letter argument.
3234 * toplev.c (decode_d_option): Update -da handling.
3235 * toplev.h (enable_rtl_dump_file): Update prototype.
3236 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3237 it out based on pass type.
3238 (register_dump_files_1): Likewise.
3239 (init_optimization_passes): Update register_one_dump_file calls.
3240 (execute_one_pass): Sanity check that IPA passes are called at IPA
3241 level and RTL passes at RTL level.
3242 (execute_pass_list): IPA pass can not be after or subpass of
3244 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3245 disallov RTL subpasses of IPA subpasses.
3247 2008-04-05 Ben Elliston <bje@au.ibm.com>
3249 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3250 builtins that return exactly once and do not throw. Cache call to
3253 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3255 PR rtl-optimization/34916
3257 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3258 between instruction pairs.
3260 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3262 * doc/invoke.texi: Document -mbitops for SH.
3263 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3264 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3265 * config/sh/sh.c (print_operand): Add %t operand code.
3266 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3267 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3268 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3269 (extendqihi2): Likewise.
3270 (movqi_i): Likewise.
3271 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3272 (extv): Use bld instruction for SH2A if possible.
3274 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3275 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3276 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3277 (bset.b, bclr.b): Define peepholes.
3278 * config/sh/sh.opt (mbitops): New option.
3280 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3283 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3284 and view convert expression.
3286 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3289 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3291 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3293 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3295 * config/i386/cpuid.h (bit_AES): New.
3296 (bit_PCLMUL): Likewise.
3298 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3299 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3300 SSE2 if AES or PCLMUL is enabled.
3301 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3302 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3303 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3304 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3305 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3306 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3307 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3308 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3309 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3310 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3311 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3312 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3313 __builtin_ia32_aeskeygenassist128 and
3314 __builtin_ia32_pclmulqdq128.
3315 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3316 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3317 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3319 * config/i386/i386.h (TARGET_AES): New.
3320 (TARGET_PCLMUL): Likewise.
3321 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3323 * config/i386/i386.md (UNSPEC_AESENC): New.
3324 (UNSPEC_AESENCLAST): Likewise.
3325 (UNSPEC_AESDEC): Likewise.
3326 (UNSPEC_AESDECLAST): Likewise.
3327 (UNSPEC_AESIMC): Likewise.
3328 (UNSPEC_AESKEYGENASSIST): Likewise.
3329 (UNSPEC_PCLMUL): Likewise.
3331 * config/i386/i386.opt (maes): New.
3332 (mpclmul): Likewise.
3334 * config/i386/sse.md (aesenc): New pattern.
3335 (aesenclast): Likewise.
3337 (aesdeclast): Likewise.
3339 (aeskeygenassist): Likewise.
3340 (pclmulqdq): Likewise.
3342 * config/i386/wmmintrin.h: New.
3344 * doc/extend.texi: Document AES and PCLMUL built-in function.
3346 * doc/invoke.texi: Document -maes and -mpclmul.
3348 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3350 * function.c (free_after_parsing): Replace with
3351 cxx_push_function_context from C++ front-end.
3352 (allocate_struct_function): Don't call langhook.
3353 * langhooks.h (struct lang_hooks_for_functions): Delete.
3354 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3356 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3357 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3358 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3359 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3360 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3361 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3362 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3364 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3365 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3367 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3370 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3373 2008-04-04 Richard Guenther <rguenther@suse.de>
3376 * fold-const.c (optimize_minmax_comparison): Use the correct
3377 type for the constant in the simplified comparison.
3379 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3381 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3382 Pass L2 size as "--param l2-cache-size" to the compiler.
3383 (decode_l2_cache): New function to decode L2 cache parameters using
3384 0x8000006 extended cpuid function.
3385 (detect_caches_amd): Determine parameters of L2 cache using
3386 decode_l2_caches function.
3387 (decode_caches_intel): Decode L2 cache parameters.
3388 (detect_caches_intel): Determine L2 cache parameters using
3389 decode_caches_intel and decode_l2_caches functions.
3391 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3393 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3394 secondary input reload for subword loads from the constant pool.
3396 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3399 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3400 constants of the appropriate size for runtime calculations.
3403 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3404 decimal-float literal constant zero.
3406 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3409 * c-parser.c (c_parser_omp_atomic): Call
3410 default_function_array_conversion on the RHS.
3413 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3414 call is_variable_sized if decl has incomplete type.
3416 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3418 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3420 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3422 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3424 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3425 (sgt<u>): Merge sgt and sgtu into new expander.
3426 (sgt, sgtu): Remove expanders.
3427 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3428 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3429 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3430 *sgtu_<mode>_mips16 into new pattern.
3431 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3432 (sge<u>): Merge sge and sgeu into new expander.
3433 (sge, sgeu): Remove expanders.
3434 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3436 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3437 (slt<u>): Merge slt and sltu into new expander.
3438 (slt, sltu): Remove expanders.
3439 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3440 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3441 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3442 *sltu_<mode>_mips16 into new pattern.
3443 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3444 (sle<u>): Merge sle and sleu into new expander.
3445 (sle, sleu): Remove expanders.
3446 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3447 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3448 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3449 *sleu_<mode>_mips16 into new pattern.
3450 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3452 2008-04-03 Jan Hubicka <jh@suse.cz>
3454 PR tree-optimization/35795
3455 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3456 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3457 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3458 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3459 * score/score3.c (score3_output_mi_thunk): Likewise.
3460 * score/score7.c (score7_output_mi_thunk): Likewise.
3461 * mips/mips.c (mips_output_mi_thunk): Likewise.
3463 2008-04-03 Richard Guenther <rguenther@suse.de>
3465 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3466 conversions. Simplify code.
3468 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3470 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3472 2008-04-03 Tom Tromey <tromey@redhat.com>
3473 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3475 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3476 * config/bfin/t-bfin-linux (generated_files): Add
3477 linux-sysroot-suffix.h.
3478 * doc/install.texi (Prerequisites): Require make 3.80.
3479 * doc/sourcebuild.texi (Front End Directory): Document new
3481 * Makefile.in (generated_files): New variable.
3482 (ALL_HOST_OBJS): New variable.
3483 ($(ALL_HOST_OBJS)): New target.
3485 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3487 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3488 (remap_block): Call id->transform_lang_insert_block instead
3490 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3491 Set id.transform_lang_insert_block to NULL.
3492 (clone_body): Move to cp/optimize.c
3493 * tree-inline.h (struct copy_body_data): Change
3494 transform_lang_insert_block to function pointer.
3495 (copy_generic_body, copy_decl_no_change): Export.
3496 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3497 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3498 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3500 * c-tree.h (insert_block): Kill.
3501 * c-decl.c (insert_block): Kill.
3503 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3505 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3506 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3507 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3509 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3510 argument, call {push,pop}_function_context from here.
3511 * c-parser.c: Use c_{push,pop}_function_context.
3513 * function.c (push_function_context_to): Move meat ...
3514 (push_function_context): ... here. Simplify.
3515 * function.c (pop_function_context_from): Move meat ...
3516 (pop_function_context): ... here. Simplify.
3517 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3519 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3520 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3521 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3522 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3524 2008-04-03 Ben Elliston <bje@au.ibm.com>
3526 * expmed.c (extract_force_align_mem_bit_field): Remove.
3528 2008-04-03 Richard Guenther <rguenther@suse.de>
3531 * expr.h (try_casesi): Adjust prototype.
3532 * expr.c (try_casesi): Take fallback label as extra parameter.
3533 Use that for gen_casesi if default_label is NULL.
3534 * stmt.c (expand_case): Pass fallback label to try_casesi,
3535 make sure to fill gaps with a fallback label if default_label
3538 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3541 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3543 2008-04-03 Ben Elliston <bje@au.ibm.com>
3545 * expmed.c (extract_split_bit_field): Remove if (0) code.
3546 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3547 (do_ds_constraint): Likewise.
3549 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3551 * doc/cppopts.texi (-dU): Document.
3552 * c-common.h (flag_dump_macros): Update comment.
3553 * c-opts.c (handle_OPT_d): Handle -dU.
3554 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3555 dump_queued_macros, cb_used_define, cb_used_undef): New.
3556 (init_pp_output): Handle -dU.
3557 (cb_line_change): Call dump_queued_macros.
3558 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3560 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3562 * config/avr/predicates.md (io_address_operand): New predicate.
3563 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3564 * config/avr/avr.c (avr_io_address_p): Remove function.
3565 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3566 'avr_io_address_p' function.
3567 (out_movhi_r_mr): (Ditto.).
3568 (out_movqi_mr_r): (Ditto.).
3569 (out_movhi_mr_r): (Ditto.).
3570 (avr_address_cost): (Ditto.).
3572 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3574 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3575 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3576 in 32bit mode when XMM registers are available to avoid store
3578 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3579 corresponding post-reload splitters.
3581 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3583 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3584 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3585 __builtin_ia32_roundss.
3586 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3587 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3588 __builtin_ia32_roundss.
3589 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3590 IX86_BUILTIN_SHUFPD here.
3592 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3594 * config/i386/i386.md (plogic): New.
3595 (plogicprefix): Likewise.
3597 * config/i386/mmx.md (mmx_<code><mode>3): New.
3598 (mmx_and<mode>3): Removed.
3599 (mmx_ior<mode>3): Likewise.
3600 (mmx_xor<mode>3): Likewise.
3602 * config/i386/sse.md (<code><mode>3): New.
3603 (*<code><mode>3): Likewise.
3604 (*<code><mode>3): Likewise.
3605 (<code><mode>3): Likewise.
3606 (*sse_<code><mode>3): Likewise.
3607 (*sse2_<code><mode>3): Likewise.
3608 (<code>tf3): Likewise.
3609 (*<code>tf3): Likewise.
3610 (and<mode>3): Likewise.
3611 (*and<mode>3): Likewise.
3612 (ior<mode>3): Removed.
3613 (*ior<mode>3): Likewise.
3614 (xor<mode>3): Likewise.
3615 (*xor<mode>3): Likewise.
3616 (*and<mode>3): Likewise.
3617 (*ior<mode>3): Likewise.
3618 (*xor<mode>3): Likewise.
3619 (and<mode>3): Likewise.
3620 (*sse_and<mode>3): Likewise.
3621 (*sse2_and<mode>3): Likewise.
3623 (*andtf3): Likewise.
3624 (ior<mode>3): Likewise.
3625 (*sse_ior<mode>3): Likewise.
3626 (*sse2_ior<mode>3): Likewise.
3628 (*iortf3): Likewise.
3629 (xor<mode>3): Likewise.
3630 (*sse_xor<mode>3): Likewise.
3631 (*sse2_xor<mode>3): Likewise.
3633 (*xortf3): Likewise.
3635 2008-04-02 Richard Guenther <rguenther@suse.de>
3637 PR tree-optimization/14495
3638 PR tree-optimization/34793
3639 * tree-vrp.c (struct switch_update): New structure.
3640 (to_remove_edges, to_update_switch_stmts): New VECs.
3641 (simplify_switch_using_ranges): New function. Remove not taken
3642 case labels and edges.
3643 (simplify_stmt_using_ranges): Call it.
3644 (identify_jump_threads): Mark edges we have queued for removal
3645 so we don't thread them.
3646 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3648 * tree-cfg.c (group_case_labels): Deal with missing default label.
3649 (tree_verify_flow_info): Allow missing default label.
3650 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3651 (emit_case_nodes): Likewise.
3652 (expand_case): Do not rely on the default label to be present.
3653 * expr.c (try_casesi): Deal with NULL default_label.
3654 (do_tablejump): Likewise.
3656 2008-04-02 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/14495
3659 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3660 SWITCH_EXPR here ...
3661 (vrp_visit_switch_stmt): ... but here (new function).
3662 (find_case_label_index): New helper function.
3663 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3665 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3667 * fwprop.c: Fix ISO-C99ism.
3669 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3672 * Makefile.in (objdir): Set it here.
3673 * configure.ac: Not here. Find dynamic linker characteristics.
3674 * exec-tool.in: Use them.
3675 * aclocal.m4: Regenerate.
3676 * configure: Regenerate.
3678 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3680 * expr.c (expand_var): Delete it.
3681 * expr.h (expand_var): Delete prototype.
3682 * function.c (expand_function_start): Use expand_decl instead.
3683 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3686 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3688 PR rtl-optimization/35542
3689 * fwprop.c (forward_propagate_and_simplify): Replace
3690 loc_reg_mentioned_in_p with reg_mentioned_p.
3692 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3694 PR rtl-optimization/35281
3695 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3696 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3697 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3698 (varying_mem_p): Move above propagate_rtx.
3699 (all_uses_available_at): Do not check MEMs.
3701 2008-04-02 Rafael Espindola <espindola@google.com>
3703 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3704 (register_edge_assert_for_2): Split the cond argument.
3705 (register_edge_assert_for_1): Adjust for the change in
3706 register_edge_assert_for_2.
3707 (register_edge_assert_for): Split the cond argument.
3708 (find_switch_asserts): Adjust for the change in
3709 register_edge_assert_for.
3711 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3713 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3714 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3715 offsets for 64-bit mingw.
3716 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3717 abi for x86_64-pc-mingw.
3719 2008-04-02 Richard Guenther <rguenther@suse.de>
3721 * tree-vrp.c (extract_range_from_assert): Make sure to not
3722 produce range min/max with TREE_OVERFOW set.
3723 If merging a anti-range and a range keep the anti-range if
3724 the range covers all values of the type.
3725 (register_edge_assert_for_2): Only allow sign-changing
3726 conversions in detecting canonical range checks. Also
3727 register an assert for the unsigned name if useful.
3729 PR tree-optimization/35787
3730 * tree-vrp.c (vrp_val_max): New function.
3731 (vrp_val_min): Likewise.
3732 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3733 (vrp_val_is_min): Likewise.
3734 (supports_overflow_infinity): Use vrp_val_{min,max}.
3735 (negative_overflow_infinity): Likewise.
3736 (positive_overflow_infinity): Likewise.
3737 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3738 (is_positive_overflow_infinity): Likewise.
3739 (is_overflow_infinity): Likewise.
3740 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3741 vrp_val_is_{min,max}.
3742 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3743 to ranges if possible. Avoid empty ranges.
3745 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3748 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3749 the expression is a function address.
3751 2008-04-01 George Helffrich <george@gcc.gnu.org>
3753 PR fortran/35154, fortran/23057
3754 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3755 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3756 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3757 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3759 (dbxout_syms): Check for COMMON-based symbol and wrap in
3760 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3761 in bracket for efficiency.
3763 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3764 using DW_TAG_common_block + member offset.
3765 (add_pubname_string): New function.
3766 (dw_expand_expr): New function to find block name and offset for
3768 (common_check): New function to check whether symbol in Fortran COMMON.
3769 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3771 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3774 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3776 2008-04-02 Ben Elliston <bje@au.ibm.com>
3778 * config/v850/v850.md (casesi): Remove if (0) code.
3779 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3780 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3782 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3784 * config/i386/i386.md (rex64suffix): New mode attribute.
3785 (floathi<mode>2): Disable expander for SSE math.
3786 (*floathi<mode>2_1): New insn insn_and_split pattern.
3787 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3788 corresponding post-reload splitters.
3789 (*floathi<mode>2_i387): New macroized insn pattern.
3790 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3791 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3792 insn_and_split pattern.
3793 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3794 New macroized instruction patterns and corresponding post-reload
3796 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3797 and corresponding post-reload splitters.
3798 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3799 New macroized instruction patterns.
3800 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3801 macroized instruction patterns and corresponding post-reload splitters.
3802 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3803 corresponding post-reload splitters.
3804 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3805 New macroized instruction patterns.
3806 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3807 corresponding post-reload splitters.
3808 (*floatsi<mode>2_i387): New macroized instruction patterns.
3810 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3812 * config/i386/i386.md (smaxmin): New.
3813 (umaxmin): Likewise.
3814 (maxminiprefix): Likewise.
3815 (maxminfprefix): Likewise.
3816 (<code><mode>3): Likewise.
3817 (smin<mode>3): Removed.
3818 (smax<mode>3): Likewise.
3820 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3821 (mmx_<code>v4hi3): Likewise.
3822 (mmx_<code>v8qi3): Likewise.
3823 (mmx_smaxv2sf3): Removed.
3824 (mmx_sminv2sf3): Likewise.
3825 (mmx_umaxv8qi3): Likewise.
3826 (mmx_smaxv4hi3): Likewise.
3827 (mmx_uminv8qi3): Likewise.
3828 (mmx_sminv4hi3): Likewise.
3830 * config/i386/sse.md (<addsub><mode>3): New.
3831 (*<addsub><mode>3): Likewise.
3832 (<sse>_vm<addsub><mode>3): Likewise.
3833 (<maxmin><mode>3): Likewise.
3834 (*<maxmin><mode>3_finite): Likewise.
3835 (*<maxmin><mode>3): Likewise.
3836 (<sse>_vm<maxmin><mode>3): Likewise.
3837 (sse3_h<addsub>v4sf3): Likewise.
3838 (sse3_h<addsub>v2df3): Likewise.
3839 (<maxmin>v16qi3): Likewise.
3840 (*<maxmin>v16qi3): Likewise.
3841 (<maxmin>v8hi3): Likewise.
3842 (*<maxmin>v8hi3): Likewise.
3843 (*sse4_1_<maxmin><mode>3): Likewise.
3844 (*sse4_1_<maxmin><mode>3): Likewise.
3845 (add<mode>3): Removed.
3846 (*add<mode>3): Likewise.
3847 (<sse>_vmadd<mode>3): Likewise.
3848 (sub<mode>3): Likewise.
3849 (*sub<mode>3): Likewise.
3850 (<sse>_vmsub<mode>3): Likewise.
3851 (smin<mode>3): Likewise.
3852 (*smin<mode>3_finite): Likewise.
3853 (*smin<mode>3): Likewise.
3854 (<sse>_vmsmin<mode>3): Likewise.
3855 (smax<mode>3): Likewise.
3856 (*smax<mode>3_finite): Likewise.
3857 (*smax<mode>3): Likewise.
3858 (<sse>_vmsmax<mode>3): Likewise.
3859 (sse3_haddv4sf3): Likewise.
3860 (sse3_haddv2df3): Likewise.
3861 (sse3_hsubv4sf3): Likewise.
3862 (sse3_hsubv2df3): Likewise.
3863 (umaxv16qi3): Likewise.
3864 (*umaxv16qi3): Likewise.
3865 (smaxv8hi3): Likewise.
3866 (*smaxv8hi3): Likewise.
3867 (*sse4_1_smax<mode>3): Likewise.
3868 (*sse4_1_umax<mode>3): Likewise.
3869 (uminv16qi3): Likewise.
3870 (*uminv16qi3): Likewise.
3871 (sminv8hi3): Likewise.
3872 (*sminv8hi3): Likewise.
3873 (*sse4_1_smin<mode>3): Likewise.
3874 (*sse4_1_umin<mode>3): Likewise.
3876 2008-04-01 Rafael Espindola <espindola@google.com>
3878 * tree-cfg.c (verify_expr): remove in_phi.
3879 (verify_stmt): Don't call walk_tree with verify_expr. Use
3880 is_gimple_min_invariant instead of is_gimple_val.
3882 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3884 * doc/include/gpl_v3.texi: Update for manpage generation.
3885 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3887 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3888 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3889 gpl_v3.texi instead of gpl.texi.
3892 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3895 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3897 2008-04-01 Rafael Espindola <espindola@google.com>
3899 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3900 (extract_code_and_val_from_cond): Use
3901 extract_code_and_val_from_cond_with_ops.
3903 2008-04-01 Jan Hubicka <jh@suse.cz>
3905 * function.c (free_after_compilation): Free epilogue_delay_list.
3906 (prepare_function_start): Assert that previous compilation was freed.
3908 2008-04-01 Jan Hubicka <jh@suse.cz>
3909 Jim Wilson <wilson@tuliptree.org>
3910 Andreas Tobler <andreast@gcc.gnu.org>
3913 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3914 rtl.emit instead cfun->emit.
3915 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3916 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3918 2008-04-01 Ben Elliston <bje@au.ibm.com>
3920 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3922 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3924 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3926 (fprofile-use): Add var flag_profile_use
3927 * coverage.c (coverage_begin_output): Do not open a gcno file for
3928 output only if -ftest-coverage is set.
3929 Do not add getpwd() to gcda file path.
3930 (build_gcov_info): Check the new flag
3931 flag_profile_datafile_relative_path.
3932 (coverage_init): Use profile_data_prefix.
3933 Read profile counter only if flag_profile_use is set.
3934 * opts.c (common_handle_option): New option fprofile-use=,
3935 fprofile-dir=, fprofile-generate=.
3936 * toplev.c (profile_data_prefix): New variable definition.
3937 * toplev.h (profile_data_prefix): New declaration.
3938 * doc/invoke.tex (Option Summary, Optimization Options):
3941 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3943 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3944 use tmp consistently.
3947 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3948 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3949 UNSPEC_FR_RECIP_APPROX_RES.
3950 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3952 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3955 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3957 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3960 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3961 element of the vector via a pointer.
3963 2008-03-31 Ian Lance Taylor <iant@google.com>
3965 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3967 2008-03-31 Jan Hubicka <jh@suse.cz>
3969 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3970 get_arg_pointer_save_area.
3971 * expr.c (init_expr): Just clear out rtl.expr.
3972 * function.c (free_after_compilation): Clear out whole RTL structure.
3973 (get_func_frame_size): Merge into ...
3974 (get_frame_size): ... this one.
3975 (assign_stack_local_1): Merge into ...
3976 (assign_stack_local): ... this one.
3977 (expand_function_end): Update call of get_arg_pointer_save_area.
3978 (get_art_pointer_save_area): Remove cfun argument.
3979 * function.h (emit_status): regno_pointer_align does not need length
3980 attribute. Move x_regno_reg_rtx to ...
3981 (regno_reg_rtx): ... new global array.
3982 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3983 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3984 apply_args_value, forced_labels, stack_pointer_delta):
3986 (struct varasm_status): Move here from varasm.c
3987 (struct rtl_data): New. Move here some fields from struct function.
3988 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3989 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3990 used_temp_slots avail_temp_slots, temp_slot_level,
3991 nonlocal_goto_handler_labels): Update accesstors.
3992 (rtl): New global variable.
3993 (struct function): Move some fileds to rtl_data.
3994 (get_arg_pointer_save_area): Update prototype.
3995 * emit-rtl.c (rtl): Declare.
3996 (regno_reg_rtx): Declare.
3997 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3999 (gen_reg_rtx): Update.
4000 (init_virtual_regs): Do not tate emit_status argument.
4001 (init_emit): Do not allocate emit.
4002 * varasm.c (varasm_statuc): Move to function.h.
4003 (n_deferred_constatns): Update accestor.
4004 (init_varasm_status): Do not allocate varasm_status.
4005 (force_const_mem, get_pool_size, output_constant_pool): Update.
4006 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4007 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4009 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4011 PR rtl-optimization/35729
4012 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4015 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4018 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4019 load/store if memory is unaligned.
4020 (*movti_rex64): Likewise.
4022 * config/i386/predicates.md (misaligned_operand): New.
4024 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4027 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4030 2008-03-31 Jan Beulich <jbeulich@novell.com>
4032 * config/ia64/constraints.md: Add 'j' constraint.
4033 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4034 (movdi_internal): Likewise.
4036 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4039 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4041 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4044 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4045 proper error message for the third argument on blendpd and
4048 * config/i386/sse.md (blendbits): New.
4049 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4051 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4053 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4055 2008-03-30 Richard Guenther <rguenther@suse.de>
4058 * fold-const.c (fold_sign_changed_comparison): Do leave
4059 conversions to base-types alone.
4061 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4063 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4064 the link register if one altivec register is be saved.
4066 2008-03-30 Ben Elliston <bje@au.ibm.com>
4068 * final.c (final_scan_insn): Remove if (0) code.
4070 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4072 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4074 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4076 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4077 of V4SFmode to ix86_binary_operator_ok.
4079 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4081 * config/i386/i386.c (override_options): Initialize
4082 ix86_veclib_handler to ix86_veclibabi_svml when
4083 -mveclibabi=svml is used.
4084 (ix86_veclibabi_svml): New function for SVML ABI style
4085 vectorization support.
4086 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4088 2008-03-28 Rafael Espindola <espindola@google.com>
4090 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4091 (tree_binary_nonnegative_warnv_p): Make it public.
4092 (tree_single_nonnegative_warnv_p): Make it public.
4093 (tree_invalid_nonnegative_warnv_p): Make it public.
4094 (tree_unary_nonzero_warnv_p): Make it public.
4095 (tree_binary_nonzero_warnv_p): Make it public
4096 (tree_single_nonzero_warnv_p): Make it public.
4097 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4098 (extract_range_from_binary_expr): Split the expr argument.
4099 (extract_range_from_unary_expr): Split the expr argument.
4100 (extract_range_from_comparison): Split the expr argument.
4101 (extract_range_from_expr): Use the new aux functions.
4102 (vrp_evaluate_conditional_warnv): Use
4103 vrp_evaluate_conditional_warnv_with_ops.
4104 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4105 (tree_binary_nonzero_warnv_p): Declare.
4106 (tree_single_nonzero_warnv_p): Declare.
4107 (tree_expr_nonzero_warnv_p): Declare.
4108 (tree_unary_nonnegative_warnv_p): Declare.
4109 (tree_binary_nonnegative_warnv_p): Declare.
4110 (tree_single_nonnegative_warnv_p): Declare.
4111 (tree_invalid_nonnegative_warnv_p): Declare.
4113 2008-03-28 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/30317
4116 PR tree-optimization/30911
4117 PR tree-optimization/34793
4118 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4119 (struct assert_locus_d): New member EXPR.
4120 (register_new_assert_for): Add EXPR parameter to support
4121 ASSERT_EXPR <name, expr OP limit>.
4122 (register_edge_assert_for_1): Adjust callers.
4123 (find_assert_locations): Likewise.
4124 (process_assert_insertions_for): Build condition from expression.
4125 (extract_range_from_assert): Handle ASSERT_EXPRs
4126 of the form ASSERT_EXPR <name, expr OP limit>.
4127 (register_edge_assert_for_2): New helper registering
4128 asserts for comparisons. Recognize range tests of the form
4129 (unsigned)i - CST1 OP CST2.
4130 (register_edge_assert_for_1): Use it.
4131 (register_edge_assert_for): Likewise.
4132 (needs_overflow_infinity): Integer sub-types
4133 do not need overflow infinities.
4134 (vrp_val_is_max): The extreme values of integer sub-types
4135 are those of the base type.
4136 (vrp_val_is_min): Likewise.
4137 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4140 2008-03-28 Nick Clifton <nickc@redhat.com>
4143 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4144 Return GENERAL_REGS for stack adjustment reloads.
4146 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4149 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4150 const_vector when all the vectors are constant.
4152 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4154 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4156 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4157 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4159 (s<code>_sf): Use new scc_sf attribute for opcode names.
4161 2008-03-27 Tom Tromey <tromey@redhat.com>
4163 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4164 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4165 config/spu/t-spu-elf, config/i386/t-interix,
4166 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4167 config/i386/x-darwin, config/i386/x-mingw32,
4168 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4169 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4170 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4171 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4172 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4173 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4174 config/score/t-score-elf, config/arm/t-strongarm-pe,
4175 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4176 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4177 Revert automatic dependency patch.
4179 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4182 * config/i386/i386.c (ix86_function_arg_boundary): Align
4183 decimal floating point to its natural boundary.
4185 2008-03-27 Richard Guenther <rguenther@suse.de>
4188 * fold-const.c (fold_comparison): Restrict distinct decl
4189 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4190 solely rely on operand_equal_p.
4192 2008-03-27 Richard Guenther <rguenther@suse.de>
4195 * c-common.c (handle_weak_attribute): Reject combination of
4198 2008-03-27 Richard Guenther <rguenther@suse.de>
4200 PR tree-optimization/32810
4201 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4202 conversions from DECL_INITIAL.
4203 (fold_const_aggregate_ref): Likewise from constructor elements.
4205 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4207 * tree-affine.h (aff_combination_expand): Declare.
4208 (get_inner_reference_aff): Likewise.
4209 * tree-affine.c (aff_combination_expand): Split out from
4210 tree_to_aff_combination_expand.
4211 (get_inner_reference_aff): New function.
4212 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4213 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4214 (struct lim_aux_data): sm_done field removed.
4215 (mem_ref_loc_p, mem_ref_locs_p): New types.
4216 (struct mem_ref): Added id, stored, accesses_in_loop,
4217 indep_loop, dep_loop, indep_ref, dep_ref fields.
4218 Removed is_stored, locs and next fields.
4219 (memory_accesses): New variable.
4220 (movement_possibility): Do not allow moving statements
4221 that store to memory.
4222 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4224 (determine_max_movement): For statements with memory references,
4225 find the outermost loop in that the reference is independent.
4226 (move_computations_stmt): Mark the virtual operands for renaming.
4227 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4228 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4229 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4230 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4231 create_vop_ref_mapping, analyze_memory_references,
4232 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4233 get_all_locs_in_loop, ref_always_accessed_p,
4234 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4235 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4236 store_motion_loop, store_motion): New functions.
4237 (struct vop_to_refs_elt): New type.
4238 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4239 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4240 (schedule_sm): Replaced by...
4241 (execute_sm): ... this.
4242 (determine_lsm_ref, hoist_memory_references,
4243 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4244 find_more_ref_vops, free_mem_ref, free_mem_refs,
4245 determine_lsm_loop, determine_lsm): Removed.
4246 (tree_ssa_lim_finalize): Free data structures used by store motion.
4247 (tree_ssa_lim): Call analyze_memory_references. Use
4248 store_motion instead of determine_lsm.
4250 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4252 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4253 rename tmake_file to m68hc11/t-m68hc11.
4254 (mcore): Set inhibit_libc to true.
4255 * config.host (alpha*-dec-*vms*): Set extra_programs.
4256 (interix3*): Don't use host_xmake_file.
4257 * configure.ac: Let config.gcc override inhibit_libc.
4258 * configure: Regenerate.
4260 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4261 * config/t-openbsd-thread: Remove commented out lines.
4263 * config/x-interix: Remove.
4265 * config/m68hc11/t-m68hc11-gas: Rename to...
4266 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4268 * config/mcore/t-mcore: Remove T_CFLAGS.
4269 * config/mcore/t-mcore-pe: Likewise.
4271 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4273 * configure.ac: Replace custom __GNU_SOURCE test with
4274 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4275 * aclocal.m4: Regenerate.
4276 * configure: Regenerate.
4277 * config.in: Regenerate.
4279 2008-03-27 Richard Guenther <rguenther@suse.de>
4281 * fold-const.c (target.h): Include.
4282 (fold_comparison): Fold comparison of addresses of decls
4283 that bind locally or of constants. Consolidate address folding code.
4284 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4285 results from fold_binary_to_constant.
4286 (compare_values_warnv): Likewise.
4288 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4291 * fold-const.c (fold_truthop): Check for integeral types when folding
4292 a == 0 && b == 0 and a != 0 || b != 0 .
4294 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4296 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4298 2008-03-26 Andreas Schwab <schwab@suse.de>
4300 * doc/invoke.texi: Fix use of @item vs. @itemx.
4302 2008-03-26 Tom Tromey <tromey@redhat.com>
4304 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4305 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4306 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4307 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4308 build/genconstants.o, build/genemit.o, build/genextract.o,
4309 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4310 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4313 2008-03-26 Richard Guenther <rguenther@suse.de>
4316 2008-03-26 Richard Guenther <rguenther@suse.de>
4318 * fold-const.c (target.h): Include.
4319 (fold_comparison): Fold comparison of addresses of two decls
4320 that bind locally. Consolidate address folding code.
4322 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4324 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4325 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4326 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4327 dconstsqrt2, dconstthird, dconste and/or dconst10.
4328 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4329 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4330 dconstsqrt2, dconste): Delete.
4331 (init_emit_once): Likewise. Simplify initializing dconstm1.
4333 * real.c (get_real_const): New.
4334 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4335 dconstsqrt2, dconste): Delete.
4336 (real_value_const, get_real_const): New.
4338 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4340 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4342 * config/i386/i386.c (ix86_function_arg_boundary): Check
4343 BIGGEST_ALIGNMENT instead of 128.
4344 (setup_incoming_varargs_64): Likewise.
4346 2008-03-26 Tom Tromey <tromey@redhat.com>
4348 * Makefile.in (DEPFILES): Add missing '/'.
4350 2008-03-26 Richard Guenther <rguenther@suse.de>
4352 * fold-const.c (target.h): Include.
4353 (fold_comparison): Fold comparison of addresses of two decls
4354 that bind locally. Consolidate address folding code.
4356 2008-03-26 Nick Clifton <nickc@redhat.com>
4359 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4360 not allow INT+INT as a legitimate addressing mode.
4362 2008-03-26 Richard Guenther <rguenther@suse.de>
4364 * tree-flow.h (widen_bitfield): Remove declaration.
4365 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4366 (widen_bitfield): Remove function.
4367 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4370 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4373 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4376 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4378 PR rtl-optimization/35232
4379 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4380 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4381 reg_reloaded_call_part_clobbered here.
4382 (reload_regs_reach_end_p): New function.
4383 (reload_reg_rtx_for_input): New variable.
4384 (reload_reg_rtx_for_output): Likewise.
4385 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4386 when reassigning a pseudo register. Load reloadreg from
4387 reload_reg_rtx_for_input, moving the mode and register
4389 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4390 instead of the original when deciding whether an input reload
4391 would be a no-op or whether an output reload can be deleted.
4392 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4393 when setting up new_spill_reg_store. Load it from
4394 reload_reg_rtx_for_output, moving the mode and register
4396 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4397 instead of the original when deciding whether an output reload
4398 would be a no-op. Do the same when modifying insn notes.
4399 Use rtx_equal_p instead of == to compare the registers.
4400 (inherit_piecemeal_p): Take a mode and two register numbers
4402 (emit_reload_insns): Clear new_spill_reg_store for every hard
4403 register in the reload register. Remove spill registers
4404 from reg_reloaded_valid before considering whether to record
4405 inheritance information for them. Use reload_reg_rtx_for_output
4406 instead of reg_rtx when recording output reloads. Use
4407 reload_reg_rtx_for_input instead of reg_rtx when recording
4408 input reloads. Set or clear reg_reloaded_call_part_clobbered
4409 at the same time as setting reg_reloaded_valid.
4410 (delete_output_reload): Add a new_reload_reg parameter and use it
4411 instead of rld[j].reg_rtx.
4412 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4415 2008-03-25 Tom Tromey <tromey@redhat.com>
4417 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4418 (build/genattr.o): Likewise.
4419 (build/genattrtab.o): Likewise.
4420 (build/gencodes.o): Likewise.
4421 (build/genconfig.o): Likewise.
4422 (build/genconstants.o): Likewise.
4423 (build/genemit.o): Likewise.
4424 (build/genextract.o): Likewise.
4425 (build/genflags.o): Likewise.
4427 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4429 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4430 instead of size_int for integer types.
4431 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4432 to match type of MINUS_EXPR.
4434 2008-03-25 Tom Tromey <tromey@redhat.com>
4436 * configure: Rebuilt.
4437 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4440 2008-03-25 Tom Tromey <tromey@redhat.com>
4442 * config/x-solaris (host-solaris.o): Update.
4443 * config/x-linux (host-linux.o): Update.
4444 * config/x-hpux (host-hpux.o): Update.
4445 * config/x-darwin (host-darwin.o): Update.
4446 * config/v850/t-v850e (v850-c.o): Update.
4447 * config/v850/t-v850 (v850-c.o): Update.
4448 * config/t-vxworks (vxworks.o): Update.
4449 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4450 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4451 * config/spu/t-spu-elf (spu-c.o): Update.
4453 * config/sh/t-symbian (sh-c.o): Update.
4454 (symbian.o): Update.
4455 * config/sh/t-sh (sh-c.o): Update.
4456 * config/score/t-score-elf (score7.o, score3.o): Update.
4457 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4458 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4459 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4460 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4462 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4463 * config/m32c/t-m32c (m32c-pragma.o): Update.
4464 * config/ia64/t-ia64 (ia64-c.o): Update.
4465 * config/i386/x-mingw32 (host-mingw32.o): Update.
4466 * config/i386/x-i386 (driver-i386.o): Update.
4467 * config/i386/x-darwin (host-i386-darwin.o): Update.
4468 * config/i386/x-cygwin (host-cygwin.o): Update.
4469 * config/i386/t-nwld (nwld.o): Update.
4470 * config/i386/t-netware (netware.o): Update.
4471 * config/i386/t-interix (winnt.o): Update.
4472 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4473 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4474 msformat-c.o): Update.
4475 * config/bfin/t-bfin-linux (generated_files): Add
4476 linux-sysroot-suffix.h.
4477 * config/arm/t-wince-pe (pe.o): Update.
4478 * config/arm/t-strongarm-pe (pe.o): Update.
4479 * config/arm/t-pe (pe.o): Update.
4480 * config/arm/t-arm (arm-c.o): Update.
4481 * doc/install.texi (Prerequisites): Require make 3.80.
4482 * Makefile.in: Remove .o targets.
4483 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4484 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4485 (simple_generated_h, simple_generated_c): Move earlier.
4486 (generated_files): New variable.
4487 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4488 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4489 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4490 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4491 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4492 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4493 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4494 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4495 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4496 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4497 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4498 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4500 (COMPILE.base, COMPILE): New variables.
4501 (%.o): New pattern rule.
4502 (ALL_HOST_OBJS): New variable.
4503 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4504 (dummy-checksum.o, cc1-checksum.o): Remove.
4505 (DRIVER_SHLIB): New variable.
4506 (DRIVER_DEFINES): Use it.
4507 (gencondmd.c): Move out of build/.
4508 (s-conditions): Update.
4509 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4510 (ALL_BUILD_OBJS): Likewise.
4511 (build/%.o): Use BUILDCOMPILE.
4512 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4513 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4514 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4515 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4516 build/genconfig.o, build/genconstants.o, build/genemit.o,
4517 build/genextract.o, build/genflags.o, build/genmddeps.o,
4518 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4519 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4520 build/gen-protos.o, build/scan.o, build/fix-header.o,
4521 build/scan-decls.o): Simplify.
4522 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4523 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4524 prefix.o, toplev.o): Reduce to variable setting.
4525 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4526 ($(out_object_file), gcc-options.o): New targets.
4527 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4528 * configure: Rebuilt.
4529 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4530 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4532 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4534 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4535 complain when we hit an error, return ERROR_MARK_NODE.
4537 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4539 * config/sh/constraints.md (Pso, Psz): New constraints.
4540 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4541 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4543 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4545 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4546 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4548 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4550 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4551 (prefetch_sh2a): New.
4553 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4554 Naveen.H.S <naveen.hs@kpitcummins.com>
4556 * config/sh/constraints.md (I28): New constraint.
4557 * config/sh/sh.c (broken_move): Add support for movi20s.
4558 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4560 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4561 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4562 Naveen.H.S <naveen.hs@kpitcummins.com>
4564 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4565 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4566 (print_operand): Handle resbank in %@ operand code.
4567 (sh_encode_section_info): New.
4568 (push_regs): Add conditions for resbank.
4569 (sh_expand_epilogue): Likewise.
4570 (sh_insert_attributes): Likewise.
4571 (sh_attribute_table): Likewise.
4572 (sh_handle_resbank_handler_attribute): New.
4573 (sh2a_handle_function_vector_handler_attribute): New.
4574 (sh2a_is_function_vector_call): New.
4575 (sh2a_get_function_vector_number): New.
4576 (sh2a_function_vector_p): New.
4577 (sh_cfun_resbank_handler_p): New.
4578 * config/sh/sh.md (calli): Emit jsr/n if possible.
4579 (calli_tbr_rel): New.
4580 (calli_pcrel): Emit jsr/n if possible.
4581 (return_i): Emit rts/n if possible.
4582 (call_valuei_tbr_rel): New.
4583 (call_valuei_pcrel): Add condition for SH2A target.
4584 (call_value): Likewise.
4585 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4586 (sh2a_get_function_vector_number): Likewise.
4587 (sh2a_is_function_vector_call): Likewise.
4588 * doc/extend.texi: Document TBR relative addressing of SH2A.
4589 (resbank): Add description for SH2A.
4591 2008-03-24 Richard Guenther <rguenther@suse.de>
4594 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4595 pointer assignments change conversions according to middle-end rules.
4596 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4597 * configure.ac: Include type checking in yes.
4598 * configure: Regenerate.
4600 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4602 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4603 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4605 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4607 * gthr-vxworks.h (UNUSED): Define.
4609 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4611 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4613 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4615 * doc/extend.texi (Function Attributes): Add missing comma in the
4616 example of the "alloc_size" attribute.
4618 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4621 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4623 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4626 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4629 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4630 of the underlying type of a MS bitfield layout to the natural
4631 alignment of the type.
4633 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4635 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4636 to their natural alignment to avoid store forwarding stalls.
4638 2008-03-22 Richard Guenther <rguenther@suse.de>
4640 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4641 For PHI nodes verify the address is invariant.
4642 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4643 (get_symbol_constant_value): Use is_gimple_min_invariant.
4644 (maybe_fold_stmt_indirect): Likewise.
4646 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4648 PR rtl-optimization/33927
4649 * Makefile.in (dse.o): Depend on $(TM_P_H).
4650 * expr.h (extract_low_bits): Declare.
4651 * expmed.c (extract_low_bits): New function.
4652 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4653 * dse.c: Include tm_p.h.
4654 (find_shift_sequence): Remove the read_reg argument and return the
4655 read value. Emit the instructions instead of returning them.
4656 Iterate on new_mode rather than calculating it each time.
4657 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4658 source to NEW_MODE and extract_low_bits to convert the shifted
4660 (replace_read): Allow the load and store to have different mode
4661 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4662 or extraction instructions before trying the replacement. Update
4663 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4665 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4667 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4668 to their natural alignment to avoid store forwarding stalls.
4670 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4673 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4674 encouraging but not allowing gprs for input;
4675 change the input constraint to !f#r.
4676 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4678 change the output constraint to !f#r.
4680 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4683 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4684 corresponding post-reload splitters.
4685 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4686 when x87 FP math is selected.
4687 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4688 New function prototype.
4689 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4690 unreachable function to ease macroization of insn patterns.
4692 2008-03-21 Martin Jambor <mjambor@suse.cz>
4694 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4695 reference dumps if ddr is NULL or dependence is unknown.
4697 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4699 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4700 unsigned extension into account.
4701 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4702 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4703 Do computations on a scratch register.
4705 2008-03-21 Richard Guenther <rguenther@suse.de>
4707 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4708 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4709 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4710 * tree-ssa-dom.c (record_equality): Likewise.
4711 * tree-inline.c (copy_body_r): Likewise.
4712 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4715 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4717 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4718 as 'delete_unused' argument.
4720 2008-03-20 Richard Guenther <rguenther@suse.de>
4722 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4723 special casing of constant qualifiers.
4724 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4725 care about them in general.
4726 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4727 regardless of their type.
4728 (fold_stmt_r): Forcefully fold *& if we end up with that.
4730 2008-03-20 Paul Brook <paul@codesourcery.com>
4732 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4733 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4735 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4737 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4738 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4740 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4742 * common.opt (Wmudflap): New option.
4743 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4744 (mx_register_decls): Likewise.
4745 (mudflap_finish_file): Likewise.
4746 * doc/invoke.texi: Document -Wno-mudflap.
4748 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4750 * c-format.c (replace_format_name_to_system_name): New.
4752 (convert_format_name_to_system_name): New.
4753 (decode_format_attr): Add use of convert_format_name_to_system_name.
4754 (format_types_orig): Add gnu_ prefix to names.
4755 (check_format_info_main): Special treating of \0 escaped names for
4756 supporting multi-character format specifiers as I32, I64.
4757 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4758 (gnu_target_overrides_format_attributes): New.
4759 * c-format.h: Add structure target_ovr_attr to hold
4760 system specific formatter names.
4761 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4762 msformat-c.o file to c_target_objs and cxx_target_objs.
4763 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4764 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4765 (TARGET_N_FORMAT_TYPES): New.
4766 * config/i386/msformat-c.c: New.
4767 * config/i386/t-cygming: Add build rule for msformat-c.o.
4768 * doc/extend.texi: Add new format names gnu_* and ms_* and
4770 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4772 2008-03-20 Ira Rosen <irar@il.ibm.com>
4774 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4775 optimizations turned on under -O3.
4776 (ftree-vectorize): Add that the flag is turned on with -O3.
4778 2008-03-20 Ben Elliston <bje@au.ibm.com>
4780 * regmove.c (try_auto_increment): Fix spelling error in comment.
4781 * final.c (final_scan_insn): Likewise.
4783 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4786 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4787 allocator preferences for "y" and "r" class registers.
4788 ("*mov<mode>_internal"): Ditto.
4789 ("*movv2sf_internal_rex64"): Ditto.
4790 ("*movv2sf_internal"): Ditto.
4792 2008-03-19 Michael Matz <matz@suse.de>
4795 * calls.c (expand_call): Check overlap of arguments with call
4796 address for sibcalls.
4798 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4801 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4802 of the underlying type of a MS bitfield layout to the natural
4803 alignment of the type.
4805 2008-03-19 Jan Hubicka <jh@suse.cz>
4808 * toplev.c (decode_d_option): Handle all CPP flags.
4809 * tree-vrp.c: Update tree_pass descriptors.
4810 * regrename.c: Update tree_pass descriptors.
4811 * fwprop.c: Update tree_pass descriptors.
4812 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4813 * tree-into-ssa.c: Update tree_pass descriptors.
4814 * tree-dump.c: Update tree_pass descriptors.
4815 * tree-complex.c: Update tree_pass descriptors.
4816 * tree-dump.h: Update tree_pass descriptors.
4817 * see.c: Update tree_pass descriptors.
4818 * cgraphbuild.c: Update tree_pass descriptors.
4819 * tracer.c: Update tree_pass descriptors.
4820 * tree-loop-distribution.c: Update tree_pass descriptors.
4821 * cgraph.c: Update tree_pass descriptors.
4822 * postreload-gcse.c: Update tree_pass descriptors.
4823 * postreload.c: Update tree_pass descriptors.
4824 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4825 * tree-tailcall.c: Update tree_pass descriptors.
4826 * tree-pass.h (tree_opt_pass): Rename to ...
4827 (opt_pass) ... this one; add "type" field and remove letter field.
4828 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4829 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4830 all_lowering_passes): Update declaration.
4831 * ipa-cp.c: Update tree_pass descriptors.
4832 * final.c: Update tree_pass descriptors.
4833 * omp-low.c: Update tree_pass descriptors.
4834 * tree-ssa-dse.c: Update tree_pass descriptors.
4835 * ipa-reference.c: Update tree_pass descriptors.
4836 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4837 * auto-inc-dec.c: Update tree_pass descriptors.
4838 * reorg.c: Update tree_pass descriptors.
4839 * cgraphunit.c: Update tree_pass descriptors.
4840 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4841 * tree-ssa-ccp.c: Update tree_pass descriptors.
4842 * df-core.c: Update tree_pass descriptors.
4843 * mode-switching.c: Update tree_pass descriptors.
4844 * tree-nomudflap.c: Update tree_pass descriptors.
4845 * modulo-sched.c: Update tree_pass descriptors.
4846 * ipa-pure-const.c: Update tree_pass descriptors.
4847 * cse.c: Update tree_pass descriptors.
4848 * web.c: Update tree_pass descriptors.
4849 * tree-stdarg.c: Update tree_pass descriptors.
4850 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4851 * tree-ssa-dom.c: Update tree_pass descriptors.
4852 * tree-nrv.c: Update tree_pass descriptors.
4853 * tree-ssa-alias.c: Update tree_pass descriptors.
4854 * loop-init.c: Update tree_pass descriptors.
4855 * gimple-low.c: Update tree_pass descriptors.
4856 * ipa-inline.c: Update tree_pass descriptors.
4857 * tree-ssa-sink.c: Update tree_pass descriptors.
4858 * global.c: Update tree_pass descriptors.
4859 * ifcvt.c: Update tree_pass descriptors.
4860 * jump.c: Update tree_pass descriptors.
4861 * predict.c: Update tree_pass descriptors.
4862 * tree-ssa-loop.c: Update tree_pass descriptors.
4863 * recog.c: Update tree_pass descriptors.
4864 * dse.c: Update tree_pass descriptors.
4865 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4866 * tree-eh.c: Update tree_pass descriptors.
4867 * regmove.c: Update tree_pass descriptors.
4869 * function.c: Update tree_pass descriptors.
4870 * tree-vectorizer.c: Update tree_pass descriptors.
4871 * gcse.c: Update tree_pass descriptors.
4872 * ipa-type-escape.c: Update tree_pass descriptors.
4873 * tree-if-conv.c: Update tree_pass descriptors.
4874 * init-regs.c: Update tree_pass descriptors.
4875 * ipa.c: Update tree_pass descriptors.
4876 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4877 * rtl-factoring.c: Update tree_pass descriptors.
4878 * lower-subreg.c: Update tree_pass descriptors.
4879 * bt-load.c: Update tree_pass descriptors.
4880 * tree-dfa.c: Update tree_pass descriptors.
4881 * except.c: Update tree_pass descriptors.
4882 * emit-rtl.c: Update tree_pass descriptors.
4883 * cfgexpand.c: Update tree_pass descriptors.
4884 * tree-cfgcleanup.c: Update tree_pass descriptors.
4885 * cfgcleanup.c: Update tree_pass descriptors.
4886 * tree-ssa-pre.c: Update tree_pass descriptors.
4887 * tree-sra.c: Update tree_pass descriptors.
4888 * tree-mudflap.c: Update tree_pass descriptors.
4889 * tree-ssa-copy.c: Update tree_pass descriptors.
4890 * cfglayout.c: Update tree_pass descriptors.
4891 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4892 * tree-ssa-dce.c: Update tree_pass descriptors.
4893 * tree-ssa.c: Update tree_pass descriptors.
4894 * regclass.c: Update tree_pass descriptors.
4895 * integrate.c: Update tree_pass descriptors.
4896 * tree-optimize.c: Update tree_pass descriptors.
4897 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4898 * tree-object-size.c: Update tree_pass descriptors.
4899 * combine.c: Update tree_pass descriptors.
4900 * tree-outof-ssa.c: Update tree_pass descriptors.
4901 * bb-reorder.c: Update tree_pass descriptors.
4902 * stack-ptr-mod.c: Update tree_pass descriptors.
4903 * var-tracking.c: Update tree_pass descriptors.
4904 * tree-profile.c: Update tree_pass descriptors.
4905 * tree-vect-generic.c: Update tree_pass descriptors.
4906 * reg-stack.c: Update tree_pass descriptors.
4907 * sched-rgn.c: Update tree_pass descriptors.
4908 * tree-ssa-structalias.c: Update tree_pass descriptors.
4909 * tree-cfg.c: Update tree_pass descriptors.
4910 * passes.c (current_pass): Update declaration.
4911 (finish_optimization_passes): Update.
4912 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4913 (register_one_dump_file, register_dump_files_1, next_pass_1):
4915 (init_optimization_passes): Update handling of new types.
4916 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4917 * ipa-struct-reorg.c: Update tree_pass descriptors.
4918 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4919 * combine-stack-adj.c: Update tree_pass descriptors.
4920 * cfgrtl.c: Update tree_pass descriptors.
4921 * dce.c: Update tree_pass descriptors.
4922 * tree-ssanames.c: Update tree_pass descriptors.
4924 2008-03-19 Richard Guenther <rguenther@suse.de>
4927 * tree-ssa.c (walk_data): New structure.
4928 (warn_uninitialized_var): If not always_executed warn with "maybe"
4930 (execute_early_warn_uninitialized): Compute post-dominators.
4931 Initialize always_executed before processing each basic block.
4933 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4936 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4937 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4939 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4941 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4943 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4945 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4947 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4948 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4949 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4950 target after ignore has been set, and move there also the commputation
4951 of subtarget and original_target.
4952 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4953 (LANG_HOOKS_INITIALIZER): Remove it.
4954 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4956 2008-03-18 Richard Guenther <rguenther@suse.de>
4958 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4959 found an expression with constants, note that in the VN for the lhs.
4960 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4961 fold them to constants if possible. Run cleanup_cfg if done so.
4962 (execute_pre): Return todo.
4964 (execute_fre): Likewise.
4965 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4967 (get_prop_source_stmt): Look through pointer conversions.
4969 2008-03-18 Jan Hubicka <jh@suse.cz>
4971 * tree-pretty-print.c: Include predict.h.
4972 (dump_generic_node): Dump predictor.
4973 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4974 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4975 * gimple-low.c (lower_stmt): Likewise.
4976 * expr.c (expand_expr_real): Likewise.
4977 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4979 (build_predict_expr, build_predict_expr): New.
4980 * predict.h (predictor_name, build_predict_expr): Update.
4981 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4982 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4983 * predict.def (PRED_CONTINUE): Update hitrate.
4984 * tree.def (PREDICT_EXPR): Define.
4985 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4986 do not handle BIND_EXPR.
4987 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4988 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4989 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4992 2008-03-18 Michael Matz <matz@suse.de>
4994 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4996 2008-03-18 Richard Guenther <rguenther@suse.de>
4998 * tree-gimple.h (is_gimple_invariant_address): Declare.
4999 (is_gimple_constant): Likewise.
5000 * tree-gimple.c (is_gimple_constant): New function.
5001 (is_gimple_invariant_address): Likewise.
5002 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5003 and is_gimple_invariant_address.
5004 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5006 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5007 an addressable base.
5009 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5012 * gimplify.c (gimplify_expr): Gimplify second operand of
5015 2008-03-17 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/19637
5018 * fold-const.c (fold_unary): Remove restrictions of removing
5019 intermediate pointer-conversions (P2)(P1)P0.
5020 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5021 conversion to void pointer.
5022 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5024 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5027 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5028 emulated thread local variables.
5030 2008-03-16 Richard Guenther <rguenther@suse.de>
5033 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5034 expand TREE_INVARIANT operations that are not gimple invariant.
5036 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5038 * doc/extend.texi (Alignment): Say that the ABI controls
5039 the __alignof__ for non-strict-alignment targets rather
5040 than being a recommendation.
5042 2008-03-15 Paul Brook <paul@codesourcery.com>
5044 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5046 (arm_output_fn_unwind): Mark functions that can not be unwound.
5048 2008-03-15 Paul Brook <paul@codesourcery.com>
5050 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5051 extension instructions.
5053 2008-03-15 Richard Guenther <rguenther@suse.de>
5055 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5056 and fold constant aggregate refs.
5057 (fold_const_aggregate_ref): Handle string constants
5058 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5059 (evaluate_stmt): Simplify now that ccp_fold folds constant
5062 2008-03-15 Paul Brook <paul@codesourcery.com>
5064 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5065 (extzv): Use gen_extzv_t2.
5066 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5068 2008-03-15 Richard Guenther <rguenther@suse.de>
5070 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5071 (fold_const_aggregate_ref): Likewise.
5072 (get_value): Return NULL if we don't have any values.
5073 (ccp_finalize): Set const_val to NULL after freeing it.
5074 * tree-flow.h (get_symbol_constant_value): Declare.
5075 (fold_const_aggregate_ref): Likewise.
5076 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5078 2008-03-15 Richard Guenther <rguenther@suse.de>
5081 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5082 to not produce negative array indices if not allowed. Add
5083 parameter to indicate that.
5084 (maybe_fold_offset_to_component_ref): Allow negative array
5085 indices only for the first member of a structure.
5086 (maybe_fold_offset_to_reference): Allow negative array indices.
5087 (maybe_fold_stmt_addition): Likewise.
5089 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5090 Anatoly Sokolov <aesok@post.ru>
5092 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5093 (avr_arch): Add ARCH_AVR6.
5094 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5095 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5096 instead of fixed value 2.
5097 (print_operand_address): Use gs() asm specifier instead of pm().
5098 (avr_assemble_integer): (Ditto.).
5099 (avr_output_addr_vec_elt): (Ditto.).
5100 (print_operand): Handle "!" code.
5101 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5102 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5103 (AVR_HAVE_EIJMP_EICALL): Define.
5104 (AVR_3_BYTE_PC): Redefine.
5105 (AVR_2_BYTE_PC): (Ditto.).
5106 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5107 (LINK_SPEC): Add atmega2560 and atmega2561.
5108 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5110 * config/avr/avr.md (call_insn): Use eicall instead of icall
5111 for 3 byte PC devices.
5112 (call_value_insn): (Ditto.).
5113 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5114 (indirect_jump): Use only for for 2 byte PC devices.
5115 (*tablejump): (Ditto.).
5116 (*indirect_jump_avr6): Add insn.
5117 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5118 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5119 instead of ijmp for 3 byte PC devices.
5120 (__tablejump2__): (Ditto.).
5121 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5122 (MULITLIB_DIRNAMES): (Ditto.).
5123 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5125 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5127 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5128 "sse2_umulsidi3". Use V1DI mode for operand 0.
5129 ("mmx_psadbw"): Use V1DI mode for operand 0.
5130 * config/i386/i386-modes.def (V1SI): New vector mode.
5131 * config/i386/i386.c (struct builtin_description)
5132 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5133 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5134 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5135 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5136 v1di_ftype_v8qi_v8qi type.
5137 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5139 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5140 __builtin_ia32_pmuludq]: Fix the mode of return value.
5142 2008-03-15 Richard Guenther <rguenther@suse.de>
5145 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5148 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5150 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5151 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5152 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5153 unless TARGET_SERIALIZE_VOLATILE is enabled.
5154 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5155 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5156 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5158 2008-03-14 Richard Guenther <rguenther@suse.de>
5160 PR tree-optimization/34172
5161 * tree-flow.h (refs_may_alias_p): Declare.
5162 (get_single_def_stmt): Likewise.
5163 (get_single_def_stmt_from_phi): Likewise.
5164 (get_single_def_stmt_with_phi): Likewise.
5165 * tree-dfa.c (refs_may_alias_p): New function.
5166 (get_single_def_stmt): Likewise.
5167 (get_single_def_stmt_from_phi): Likewise.
5168 (get_single_def_stmt_with_phi): Likewise.
5169 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5170 (vn_reference_lookup_1): New helper function.
5171 (vn_reference_lookup): Walk the virtual use-def chain to
5172 continue searching for a match if the def does not alias the
5173 reference we are looking for.
5175 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5177 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5178 archive and Perzl. Update The Written Word listing.
5180 2008-03-14 Richard Guenther <rguenther@suse.de>
5182 PR tree-optimization/34043
5183 PR tree-optimization/33989
5184 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5186 (bitmap_find_leader): Use extra argument to verify dominance
5187 relationship inside a basic-block.
5188 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5189 (find_leader_in_sets): Adjust.
5190 (create_component_ref_by_pieces): Take extra argument for
5191 dominance check, handle lookup failures.
5192 (find_or_generate_expression): Likewise.
5193 (create_expression_by_pieces): Likewise.
5194 (insert_into_preds_of_block): Adjust.
5195 (create_value_expr_from): If asked for, verify all operands
5196 are in the blocks AVAIL_OUT set.
5197 (make_values_for_stmt): Check for SSA_NAMEs that are life
5198 over an abnormal edge.
5199 (compute_avail): Remove such check.
5200 (do_SCCVN_insertion): New function.
5201 (eliminate): If we do not find a leader suitable for replacement
5202 insert a replacement expression from SCCVN if available.
5203 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5204 (struct vn_ssa_aux): Add needs_insertion flag.
5205 * tree-ssa-sccvn.c (may_insert): New global flag.
5206 (copy_reference_ops_from_ref): Value-number union member access
5207 based on its size, not type and member if insertion is allowed.
5208 (visit_reference_op_load): For a weak match from union type
5209 punning lookup a view-converted value and insert a SSA_NAME
5210 for that value if that is not found.
5211 (visit_use): Make dumps shorter. Do not disallow value numbering
5212 SSA_NAMEs that are life over an abnormal edge to constants.
5213 (free_scc_vn): Release inserted SSA_NAMEs.
5214 (run_scc_vn): New flag to specify whether insertion is allowed.
5215 Process SSA_NAMEs in forward order.
5216 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5217 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5218 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5219 pointer type to/from integral types that do not change the
5220 precision to regular conversions.
5222 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5224 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5225 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5226 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5227 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5228 input arguments and the mode of return value. Built-in functions
5229 that operate on whole 64-bit MMX register now use V1DI mode.
5231 2008-03-13 Alon Dayan <alond@il.ibm.com>
5232 Olga Golovanevsky <olga@il.ibm.com>
5234 PR tree-optimization/35041
5235 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5236 to locate the right position in a statement.
5238 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5242 * config/i386/xmmintrin.h: Change all static inline functions to
5243 extern inline and add __gnu_inline__ attribute.
5244 * config/i386/bmintrin.h: Ditto.
5245 * config/i386/smmintrin.h: Ditto.
5246 * config/i386/tmmintrin.h: Ditto.
5247 * config/i386/mmintrin-common.h: Ditto.
5248 * config/i386/ammintrin.h: Ditto.
5249 * config/i386/emmintrin.h: Ditto.
5250 * config/i386/pmmintrin.h: Ditto.
5251 * config/i386/mmintrin.h: Ditto.
5252 * config/i386/mm3dnow.h: Ditto.
5254 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5257 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5258 (lower_omp_2): New function.
5259 (lower_omp_1, lower_omp): Rewritten.
5261 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5264 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5265 with the phrase "Microsoft Windows compilers".
5266 (Push/Pop Macro Pragmas): New subsection. Document
5267 #pragma push_macro and pragma pop_macro.
5269 2008-03-12 Paul Brook <paul@codesourcery.com>
5271 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5273 2008-03-12 Paul Brook <paul@codesourcery.com>
5275 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5276 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5277 (thumb2_addsi_shortim): Rename ...
5278 (thumb2_addsi_short): ... to this. Allow register operands.
5279 (thumb2_subsi_short): New pattern.
5280 (thumb2_one_cmplsi2_short,
5281 thumb2_negsi2_short): New patterns and peepholes.
5283 2008-03-12 Paul Brook <paul@codesourcery.com>
5285 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5287 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5289 * config/i386/i386.md (int_cond): New code iterator.
5291 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5292 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5293 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5294 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5295 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5296 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5297 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5298 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5300 2008-03-12 Paul Brook <paul@codesourcery.com>
5302 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5303 instead of {arm,thumb}_compute_save_reg_mask.
5304 (output_return_instruction): Ditto.
5305 (thumb_unexpanded_epilogue): Ditto.
5306 (thumb1_expand_prologue): Ditto.
5307 (thumb1_output_function_prologue): Ditto.
5308 (arm_set_return_address): Ditto.
5309 (thumb_set_return_address): Ditto.
5310 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5311 regs to achieve stack alignment.
5312 (thumb1_compute_save_reg_mask): Fix compiler warning.
5313 (arm_output_epilogue): Use offsets->saved_regs_mask.
5314 Adjust stack pointer by poping call clobered registers.
5315 (arm_expand_prologue): Use offsets->saved_regs_mask.
5316 Adjust stack pointer by pushing extra registers.
5317 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5319 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5322 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5323 conversion to the operands of a multiplication.
5325 2008-03-12 Richard Guenther <rguenther@suse.de>
5327 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5328 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5329 * timevar.def (TV_TREE_PHIPROP): Add.
5330 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5331 pass description. Use TV_TREE_PHIPROP.
5332 * tree-ssa-forwprop.c: Remove phiprop code.
5334 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5337 * omp-low.c (maybe_lookup_decl): Constify first argument.
5338 (use_pointer_for_field): Change last argument from bool to
5339 omp_context *. Disallow shared copy-in/out in nested
5340 parallel if decl is shared in outer parallel too.
5341 (build_outer_var_ref, scan_sharing_clauses,
5342 lower_rec_input_clauses, lower_copyprivate_clauses,
5343 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5345 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5346 Ira Rosen <irar@il.ibm.com>
5348 * tree-vectorizer.c (free_stmt_vec_info): New function.
5349 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5350 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5351 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5352 * tree-vect-transform.c (vectorizable_conversion): Free
5353 vec_oprnds0 if it was allocated.
5354 (vect_permute_store_chain): Remove unused VECs.
5355 (vectorizable_store): Free VECs that are allocated in the..
5357 (vect_transform_strided_load, vectorizable_load): Likewise.
5358 (vect_remove_stores): Simplify the code.
5359 (vect_transform_loop): Move code to vect_remove_stores().
5360 Call vect_remove_stores() and free_stmt_vec_info().
5362 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5364 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5365 TARGET_HPUX. Revise comment.
5366 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5367 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5368 Use sr4 variant of `be' instruction when not generating PIC code.
5369 (attr_length_call): Adjust for above change.
5371 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5373 * ipa-reference.c (static_execute): Remove module_statics_const and
5374 associated setting code.
5376 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5380 predicate for operand 1.
5381 (paritysi2_cmp): Use register_operand predicate for operand 2.
5382 Use earlyclobber modifier for operand 1. Remove support for
5384 (paritydi2_cmp): Use register_operand predicate for operand 3.
5385 Use earlyclobber modifier for operand 1. Remove support for
5388 2008-03-11 Paul Brook <paul@codesourcery.com>
5389 Vladimir Prus <vladimir@codesourcery.com>
5391 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5392 (arm_compute_save_reg0_reg12_mask): Always
5393 check if register 11 must be saved. Always safe hard frame pointer
5394 when frame_pointer_needeed.
5395 (arm_compute_save_reg_mask): Save IP and PC
5396 only with apcs frames.
5397 (arm_output_epilogue): Adjust Thumb2 codepath to
5398 be also invoked and work for ARM non-apcs frames.
5399 (arm_expand_prologue): Don't bother saving IP
5400 for non-apcs frame, since it's not clobbered by
5401 prologue code. Implement non-apcs frame
5404 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5406 PR rtl-optimization/35281
5407 * expr.c (convert_move): Use a new pseudo for the intermediate
5408 from_mode->word_mode result.
5410 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5412 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5413 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5414 * toplev.c (compile_file): Don't call it.
5416 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5419 * expr.c (store_expr): Call emit_block_move if the mode
5420 of "temp" RTX is BLKmode.
5422 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5423 Richard Guenther <rguenther@suse.de>
5425 PR tree-optimization/31358
5426 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5427 the step with a NULL_TREE.
5428 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5429 to sizetype if type is a pointer type.
5430 (add_candidate_1): Don't convert the base and step to
5431 the generic type if the orginal type is a pointer type.
5432 (add_iv_value_candidates): Use sizetype for the step
5433 if type is a pointer type.
5434 (cand_value_at): Likewise.
5435 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5437 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5438 Don't convert the tem affine to the type.
5439 (add_elt_to_tree): Use sizetype for the step if a pointer.
5440 Use POINTER_PLUS_EXPR for pointers.
5441 (aff_combination_to_tree): Use sizetype for the step if a
5444 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5446 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5447 Remove commutativity hint.
5449 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5453 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5454 errorneous type. Check that v is a VAR_DECL.
5457 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5459 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5461 PR tree-optimization/35494
5462 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5463 may be overriden at link and run time.
5465 2008-03-10 Richard Guenther <rguenther@suse.de>
5467 PR tree-optimization/34677
5468 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5469 (poolify_tree): Likewise.
5470 (modify_expr_template): Likewise.
5471 (poolify_modify_stmt): Likewise.
5472 (insert_fake_stores): Handle all component-ref style stores
5473 in addition to INDIRECT_REF. Also handle complex types.
5474 Do not poolify the inserted load.
5475 (realify_fake_stores): Do not rebuild the tree but only
5476 make it a SSA_NAME copy.
5477 (init_pre): Remove initialzation of modify_expr_template.
5478 Do not allocate modify_expr_node_pool.
5479 (fini_pre): Do not free modify_expr_node_pool.
5481 2008-03-10 Paul Brook <paul@codesourcery.com>
5483 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5486 2008-03-10 Paul Brook <paul@codesourcery.com>
5487 Mark Shinwell <shinwell@codesourcery.com>
5489 * config/arm/cortex-r4.md: New.
5490 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5492 * config/arm/arm.md: Include cortex-r4.md.
5493 (insn): Add smmls, sdiv and udiv values.
5494 (generic_sched): Don't use generic scheduling for Cortex-R4.
5495 (arm_issue_rate): New function.
5496 (TARGET_SCHED_ISSUE_RATE): Define.
5498 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5500 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5502 2008-03-10 Richard Guenther <rguenther@suse.de>
5504 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5505 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5507 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5509 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5510 Set default to true.
5512 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5514 * c.opt (Wsynth): Deprecate.
5515 * doc/invoke.texi (Option Summary, Warning Options): Document
5516 -Wno-format-contains-nul.
5518 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5521 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5522 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5524 2008-03-09 Ira Rosen <irar@il.ibm.com>
5526 * config/rs6000/rs6000.c (builtin_description): Rename vector
5527 left shift operations.
5528 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5529 (altivec_vsl<VI_char>): Rename to ...
5530 (ashl<mode>3): ... new name.
5531 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5533 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5535 2008-03-08 Richard Guenther <rguenther@suse.de>
5537 * coverage.h (tree_coverage_counter_addr): Declare.
5538 * coverage.c (tree_coverage_counter_addr): New function.
5539 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5541 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5542 (tree_gen_one_value_profiler): Likewise.
5543 (tree_gen_ic_profiler): Likewise.
5544 (tree_gen_average_profiler): Likewise.
5545 (tree_gen_ior_profiler): Likewise.
5547 2008-03-08 Richard Guenther <rguenther@suse.de>
5549 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5550 (vn_binary_op_insert): Likewise.
5551 (vn_unary_op_lookup): Likewise.
5552 (vn_unary_op_insert): Likewise.
5553 (vn_nary_op_lookup): Declare.
5554 (vn_nary_op_insert): Likewise.
5555 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5556 and binary hashes, use a single obstack for unary_op_pool
5558 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5559 a single struct vn_nary_op_s. Store tree code length and
5560 a variable number of operands.
5561 (struct vn_reference_op_struct): Remove unused op2.
5562 (vn_reference_op_eq): Do not compare op2.
5563 (vn_reference_op_compute_hash): Do not compute hash of op2.
5564 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5565 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5566 with vn_nary_op_compute_hash.
5567 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5568 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5570 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5572 (visit_unary_op): Call nary functions.
5573 (visit_binary_op): Likewise.
5574 (process_scc): Adjust for struct vn_tables_s changes.
5575 (allocate_vn_table): Likewise.
5576 (free_vn_table): Likewise.
5577 * tree-vn.c (vn_add): Call nary functions.
5578 (vn_lookup): Likewise.
5580 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5583 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5584 wdst back after sync_compare_and_swapqhi_internal.
5586 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5589 * config/i386/i386-modes.def (V1DI): New vector mode.
5590 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5591 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5592 (MMXMODE248): Ditto.
5593 (MMXMODE): Add V1DI mode.
5594 (mmxvecsize): Change DI mode to V1DI mode.
5595 ("mov<mode>): Use MMXMODEI8 mode iterator.
5596 ("*mov<mode>_internal_rex64"): Ditto.
5597 ("*mov<mode>_internal"): Ditto.
5598 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5599 ("mmx_sub<mode>3"): Ditto.
5600 ("mmx_adddi3"): Remove insn pattern.
5601 ("mmx_subdi3"): Ditto.
5602 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5603 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5604 ("mmx_ashl<mode>3"): Ditto.
5605 ("mmx_lshrdi3"): Remove insn pattern.
5606 ("mmx_ashldi3"): Ditto.
5607 * config/i386/i386.c (classify_argument): Handle V1DImode.
5608 (function_arg_advance_32): Ditto.
5609 (function_arg_32): Ditto.
5610 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5611 mmx_addv1di3 insn pattern.
5612 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5613 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5614 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5615 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5616 Remove definitions of built-in functions.
5617 (V1DI_type_node): New node.
5618 (v1di_ftype_v1di_int): Ditto.
5619 (v1di_ftype_v1di_v1di): Ditto.
5620 (v2si_ftype_v2si_si): Ditto.
5621 (v4hi_ftype_v4hi_di): Remove node.
5622 (v2si_ftype_v2si_di): Ditto.
5623 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5624 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5625 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5626 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5627 Add new builtins using def_builtin_const.
5628 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5629 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5630 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5631 * config/i386/mmintrin.h (__v1di): New typedef.
5632 (_mm_add_si64): Cast arguments to __v1di type.
5633 (_mm_sub_si64): Ditto.
5634 (_mm_sll_pi16): Cast __count to __v4hi type.
5635 (_mm_sll_pi32): Cast __count to __v2si type.
5636 (_mm_sll_si64): Cast arguments to __v1di type.
5637 (_mm_srl_pi16): Cast __count to __v4hi type.
5638 (_mm_srl_pi32): Cast __count to __v2si type.
5639 (_mm_srl_si64): Cast arguments to __v1di type.
5640 (_mm_sra_pi16): Cast __count to __v4hi type.
5641 (_mm_sra_pi32): Cast __count to __v2si type.
5642 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5643 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5644 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5645 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5646 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5647 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5648 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5649 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5650 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5651 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5652 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5653 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5655 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5657 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5659 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5662 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5663 reg+const addressing for Altivec modes. Don't generate reg+reg
5664 addressing for TFmode or TDmode quantities.
5666 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5668 * c-common.c (vector_types_convertible_p): Call langhook
5669 instead of comptypes.
5671 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5674 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5675 integral and scalar float variables which have a
5678 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5680 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5681 dwarf_register_span hook when emitting unwind information for
5682 register-to-memory saves.
5683 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5684 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5686 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5688 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5689 for the same VAR_DECL.
5691 2008-03-06 Tom Tromey <tromey@redhat.com>
5694 * doc/standards.texi (Standards): Don't mention treelang.
5695 * doc/invoke.texi (Overall Options): Don't mention treelang.
5696 * doc/install.texi (Prerequisites): Don't mention bison or
5698 (Configuration): Don't mention treelang.
5699 (Building): Likewise.
5700 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5702 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5704 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5705 word-extractions out of a multi-word object.
5707 2008-03-06 Richard Guenther <rguenther@suse.de>
5709 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5710 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5711 result type and precision.
5712 * expr.c (get_inner_reference): Set unsignedp based on the result
5713 type of BIT_FIELD_REF.
5714 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5715 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5716 (try_instantiate_multiple_fields): Likewise. Use the correct type
5718 (sra_build_assignment): Likewise.
5719 (sra_build_elt_assignment): Likewise.
5720 (sra_explode_bitfield_assignment): Likewise.
5721 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5722 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5723 set BIT_FIELD_REF_UNSIGNED.
5724 (vectorizable_load): Likewise.
5726 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5728 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5731 2008-03-06 Richard Guenther <rguenther@suse.de>
5733 * alias.c (struct alias_set_entry): Move has_zero_child field
5734 to pack with alias_set.
5736 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5738 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5741 2008-03-05 Ian Lance Taylor <iant@google.com>
5743 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5745 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5747 * fwprop.c (update_df): Support width and offset parameters of
5749 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5750 global_conflicts): Change DF_REF_EXTRACT to either
5751 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5752 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5753 * df-scan.c (df_ref_record, df_defs_record,
5754 df_ref_create_structure, df_def_record_1, df_uses_record,
5755 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5756 df_bb_refs_collect, df_entry_block_defs_collect,
5757 df_exit_block_uses_collect): Support new width and offset fields.
5758 (ref_extract_pool): New storage pool.
5759 (df_free_ref): New function.
5760 (df_reg_chain_unlink, df_free_collection_rec,
5761 df_sort_and_compress_refs): Call df_free_ref.
5762 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5764 (df_ref_create_structure): Allocate df_ref_extract if offset and
5765 width fields are used.
5766 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5767 (df_uses_record): Get offset and width from ZERO_EXTRACT
5769 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5770 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5771 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5772 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5773 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5774 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5775 (df_ref_extract): New structure.
5776 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5777 (df_ref_create): Add width and offset parameters.
5779 2008-03-05 Richard Guenther <rguenther@suse.de>
5781 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5782 Use ranges_overlap_p.
5783 (offset_overlaps_with_access): Rename
5784 to ranges_overlap_p and move ...
5785 * tree-flow-inline.h (ranges_overlap_p): ... here.
5787 * tree.h (get_inner_reference, handled_component_p): Update
5790 * tree.h (record_component_aliases, get_alias_set,
5791 alias_sets_conflict_p, alias_sets_must_conflict_p,
5792 objects_must_conflict_p): Move declarations ...
5793 * alias.h (record_component_aliases, get_alias_set,
5794 alias_sets_conflict_p, alias_sets_must_conflict_p,
5795 objects_must_conflict_p): ... here.
5796 Include coretypes.h.
5797 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5799 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5801 * cfg.c: Include tree-flow.h.
5802 (remove_edge_raw): Call redirect_edge_var_map_clear.
5803 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5804 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5805 (redirect_edge_var_map_result): New.
5806 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5807 PENDING_STMT use with redirect_edge_var_map_*.
5808 * tree-ssa.c (edge_var_maps): New definition.
5809 (redirect_edge_var_map_add): New.
5810 (redirect_edge_var_map_clear): New.
5811 (redirect_edge_var_map_dup): New.
5812 (redirect_edge_var_map_vector): New.
5813 (redirect_edge_var_map_destroy): New.
5814 (ssa_redirect_edge): Replace PENDING_STMT use with
5815 redirect_edge_var_map_*.
5816 (flush_pending_stmts): Same.
5817 (delete_tree_ssa): Destroy edge var map.
5818 * tree-flow.h (struct _edge_var_map): New.
5819 Define edge_var_map vector type.
5820 Declare redirect_edge_var_map_* prototypes.
5821 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5822 * tree-cfg.c (reinstall_phi_args): Replace
5823 PENDING_STMT use with redirect_edge_var_map_*.
5825 2008-03-05 Richard Guenther <rguenther@suse.de>
5827 PR tree-optimization/35472
5828 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5829 whose single use_stmt has a overlapping set of loaded and
5830 stored symbols as that use_stmt might be a noop assignment then.
5832 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5834 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5836 2008-03-05 Richard Guenther <rguenther@suse.de>
5839 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5840 should be constants.
5841 * tree-cfg.c (verify_expr): Verify it.
5842 * fold-const.c (fold_truthop): Remove code generating
5843 BIT_FIELD_REFs of structure bases.
5844 (fold_binary): Likewise.
5845 (fold_ternary): Position and size of BIT_FIELD_REFs are
5846 always host integers.
5847 (make_bit_field_ref): Remove.
5848 (optimize_bit_field_compare): Remove.
5849 (all_ones_mask_p): Remove.
5851 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5854 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5855 (split_block_and_df_analyze): New. Split basic block and rebuild
5857 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5859 (split_pattern_seq): Likewise.
5860 (erase_matching_seqs): Likewise.
5861 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5863 2008-03-04 Geoff Keating <geoffk@apple.com>
5865 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5866 declaration and code.
5867 (tree_invalid_nonnegative_warnv_p): Likewise.
5869 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5871 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5872 examples. Truncate option-names then causing overfull hbox.
5874 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5877 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5879 * configure: Rebuilt.
5881 2008-03-04 Rafael Espindola <espindola@google.com>
5883 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5884 (tree_unary_nonnegative_warnv_p): New.
5885 (tree_binary_nonnegative_warnv_p): New.
5886 (tree_single_nonnegative_warnv_p): New.
5887 (tree_invalid_nonnegative_warnv_p): New.
5888 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5890 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5893 * opts.c (handle_option): Postpone 'unknown option' errors only for
5896 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5899 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5902 2008-03-04 Rafael Espindola <espindola@google.com>
5904 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5905 (tree_binary_nonzero_warnv_p): New.
5906 (tree_single_nonzero_warnv_p): New.
5907 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5909 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5912 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5913 transformations for modes that have signed zeros.
5914 * ifcvt.c (noce_try_abs): Ditto.
5916 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5918 * config/i386/i386.c (override_options): Force
5919 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5921 2008-03-04 Jan Hubicka <jh@suse.cz>
5924 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5927 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5929 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5930 label to probe the stack.
5932 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5934 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5935 (__gthr_win32_mutex_destroy): Declare.
5936 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5937 __gthr_win32_mutex_destroy.
5938 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5940 2008-03-03 Jan Hubicka <jh@suse.cz>
5943 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5944 aggressive on inlining cold calls.
5946 2008-03-03 Richard Guenther <rguenther@suse.de>
5948 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5949 struct copies into the expression table.
5950 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5951 (try_to_simplify): Likewise.
5952 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5953 integral and pointer arguments which do not change the
5954 precision to NOP_EXPRs.
5955 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5956 VIEW_CONVERT_EXPR case.
5958 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5960 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5961 defined in a loop at depth 0 is invariant.
5962 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5963 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5964 be called at loop depth 0.
5966 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5969 * gcc.c (process_command): Update copyright notice dates.
5970 * gcov.c (print_version): Likewise.
5971 * gcov-dump.c (print_version): Likewise.
5972 * mips-tfile.c (main): Likewise.
5973 * mips-tdump.c (main): Likewise.
5975 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5978 * c-common.c (flag_permissive): Delete.
5979 (constant_expression_warnings): Check flags first.
5980 (constant_expression_error): New.
5981 * c-common.h (flag_permissive): Delete.
5982 (constant_expression_error): Declare.
5983 * flags.h (flag_permissive): Declare. Update description.
5984 * diagnostic.c (pedwarn): Update.
5986 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5987 (permissive_error_kind): New.
5988 * toplev.c (flag_permissive): Define. Update description.
5989 * toplev.h (permissive_error_kind): Declare.
5990 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5991 (pedwarn_c90): Use pedantic_warning_kind.
5992 * c-opts.c (c_common_post_options): flag_permissive does not affect
5993 flag_pedantic_errors.
5995 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5997 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5998 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5999 __absvsi2, __absvDI2): Use unsigned arithmetic.
6001 2008-03-02 Andi Kleen <ak@suse.de>
6002 Richard Guenther <rguenther@suse.de>
6004 * struct-equiv.c: Remove file.
6005 * cfg_cleanup.c (condjump_equiv_p): Remove.
6006 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6007 (struct-equiv.o): Remove rule.
6008 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6009 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6010 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6012 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6014 * ifcvt.c (noce_process_if_block): Try to handle only the then
6015 block if the else block exists but isn't suitable.
6017 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6020 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6021 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6022 regression from previous patch.
6024 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6027 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6029 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6030 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6031 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6032 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6033 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6034 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6035 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6036 (__gthread_mutex_destroy_function): Rename to
6037 __gthread_mutex_destroy.
6038 * gthr-dce.h (__gthread_mutex_destroy): Call
6039 pthread_mutex_destroy.
6040 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6041 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6042 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6044 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6046 * df-scan.c (df_ref_chain_change_bb): Simplify.
6047 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6048 set_block_for_insn if there's any change.
6049 * df.h ((df_insn_change_bb): Fix prototype.
6050 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6051 df_insn_change_bb, don't call set_block_for_insn.
6052 * emit-rtl.c (reorder_insns): Likewise.
6053 * haifa-sched.c (move_insn): Likewise.
6055 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6057 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6059 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6061 * tree-flow-inline.h (next_readonly_imm_use): Return
6062 NULL_USE_OPERAND_P after the end.
6064 2008-03-01 Richard Guenther <rguenther@suse.de>
6066 PR tree-optimization/35411
6067 * tree-sra.c (sra_build_assignment): Split conversion to
6068 final type to a separate statement if we are not assigning
6071 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6073 * fold-const.c (fold_convertible_p): Correct the logic to follow
6074 that in fold_convert().
6076 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6079 * tree-inline.c (build_duplicate_type): When we make a
6080 duplicate type, make it unique in the canonical types system.
6082 2008-02-29 Tom Tromey <tromey@redhat.com>
6084 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6085 input_file_stack_history, input_file_stack_restored): Remove.
6086 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6087 * input.h (struct file_stack): Remove.
6088 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6089 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6091 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6093 (diagnostic_last_module_changed): Add 'map' argument.
6094 (diagnostic_set_last_function): Likewise.
6095 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6096 line map, not input_file_stack.
6097 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6099 2008-02-29 Paul Brook <paul@codesourcery.com>
6101 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6103 2008-02-29 Paul Brook <paul@codesourcery.com>
6105 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6107 2008-02-29 Richard Guenther <rguenther@suse.de>
6109 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6111 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6112 value for comparing for a store match.
6113 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6114 (try_to_simplify): Do not do a full-blown reference lookup.
6116 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6118 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6119 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6121 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6123 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6125 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6126 strides against cache sizes.
6128 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6130 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6133 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6135 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6136 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6137 is smaller than the original promoted value.
6138 (simplify_subreg): If OP is a SUBREG, try to preserve its
6139 SUBREG_PROMOTED_VAR_P information.
6141 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6143 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6144 (VN_INFO_GET): Allocate new objects on the obstack.
6145 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6146 for rpo_numbers_temp, for consistency.
6147 (free_scc_vn): Free the obstack.
6149 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6151 * doc/invoke.texi: Document -ftree-loop-distribution.
6152 * tree-loop-distribution.c: New.
6153 * tree-pass.h (pass_loop_distribution): New.
6154 * graphds.h (struct graph): Add htab_t indices.
6155 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6156 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6157 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6158 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6159 * tree-data-ref.c (debug_data_dependence_relations): New.
6160 (dump_data_dependence_relation): Also print data references.
6161 (free_data_ref): Extern.
6162 (same_access_functions): Moved...
6163 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6164 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6165 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6166 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6167 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6168 (stmts_from_loop): Skip LABEL_EXPR.
6169 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6171 (build_rdg): Initialize rdg->indices htab.
6172 (free_rdg, stores_from_loop, ref_base_address,
6173 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6174 have_similar_memory_accesses_1, ref_base_address_1,
6175 remove_similar_memory_refs): New.
6176 * tree-data-ref.h: Depend on tree-chrec.h.
6177 (debug_data_dependence_relations, free_data_ref): Declared.
6178 (same_access_functions): ... here.
6179 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6181 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6182 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6183 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6184 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6185 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6186 rdg_vertex_for_stmt): Declared.
6187 (struct rdg_edge): Add level.
6189 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6190 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6192 (rdg_has_similar_memory_accesses): New.
6193 * tree-vect-analyze.c: Remove unused static decls.
6194 * lambda.h (dependence_level): New.
6195 * common.opt (ftree-loop-distribution): New.
6196 * tree-flow.h (mark_virtual_ops_in_bb,
6197 slpeel_tree_duplicate_loop_to_edge_cfg,
6198 rename_variables_in_loop): Declared.
6199 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6200 (OBJS-common): Add tree-loop-distribution.o.
6201 (tree-loop-distribution.o): New rule.
6202 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6203 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6204 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6206 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6209 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6210 other than structures and unions.
6212 2008-02-28 Richard Guenther <rguenther@suse.de>
6215 2008-02-26 Richard Guenther <rguenther@suse.de>
6217 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6218 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6219 (lookup_decl_from_uid): Declare.
6220 (remove_decl_from_map): Likewise.
6221 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6222 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6223 (decl_for_uid_map): New global hashtable mapping DECL_UID
6225 (init_ttree): Allocate it.
6226 (insert_decl_to_uid_decl_map): New helper function.
6227 (make_node_stat): Insert new decls into the map.
6228 (copy_node_stat): Likewise.
6229 (lookup_decl_from_uid): New function.
6230 (remove_decl_from_map): Likewise.
6231 (print_decl_for_uid_map_statistics): New helper.
6232 (dump_tree_statistics): Call it.
6234 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6235 (referenced_var_iterator): Adjust.
6236 (FOR_EACH_REFERENCED_VAR): Adjust.
6237 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6238 (num_referenced_vars): Adjust.
6239 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6240 (first_referenced_var): Remove.
6241 (end_referenced_vars_p): Likewise.
6242 (next_referenced_var): Likewise.
6243 (referenced_var_iterator_set): New helper function.
6244 * tree-dfa.c (referenced_var_lookup): Adjust.
6245 (referenced_var_check_and_insert): Likewise.
6246 (remove_referenced_var): Likewise.
6247 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6248 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6249 (verify_call_clobbering): Likewise.
6250 (verify_memory_partitions): Likewise.
6251 (init_tree_ssa): Allocate bitmap instead of hashtable for
6253 (delete_tree_ssa): Adjust.
6254 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6255 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6256 (compute_tag_properties): Likewise.
6257 (set_initial_properties): Likewise.
6258 (find_partition_for): Likewise.
6259 (update_reference_counts): Likewise.
6260 (dump_may_aliases_for): Likewise.
6261 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6262 (add_call_clobber_ops): Likewise.
6263 (add_call_read_ops): Likewise.
6264 (get_asm_expr_operands): Likewise.
6265 * tree-into-ssa.c (dump_decl_set): Likewise.
6266 (update_ssa): Likewise.
6267 * tree-sra.c (scan_function): Likewise.
6268 (decide_instantiations): Likewise.
6269 (scalarize_parms): Likewise.
6270 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6271 (dsa_named_for): Likewise.
6272 * tree-ssa-structalias.c (update_alias_info): Likewise.
6273 (merge_smts_into): Likewise.
6275 2008-02-27 David Daney <ddaney@avtrex.com>
6278 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6279 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6280 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6281 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6282 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6284 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6287 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6288 (BUILT_IN_NEXTTOWARD): Remove.
6289 (BUILT_IN_NEXTTOWARDF): Ditto.
6290 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6291 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6293 2008-02-27 Tom Tromey <tromey@redhat.com>
6295 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6296 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6298 2008-02-27 Jan Beulich <jbeulich@novell.com>
6300 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6301 update the respective field on newdecl.
6303 2008-02-27 Revital Eres <eres@il.ibm.com>
6305 PR rtl-optimization/34999
6306 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6307 crossing edges that ends with a call insn.
6308 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6309 call insn and clear the EDGE_CROSSING flag of the crossing edge
6310 when fixing fallthru edges.
6312 2008-02-27 Richard Guenther <rguenther@suse.de>
6315 * fold-const.c (fold_unary): Return the correct argument,
6316 converted to the result type.
6318 2008-02-27 Richard Guenther <rguenther@suse.de>
6321 * expr.c (expand_expr_real_1): Assert on rotates that operate
6323 * fold-const.c (fold_binary): Use the types precision, not the
6324 bitsize of the mode if folding rotate expressions. Build rotates
6325 only for full modes.
6327 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6329 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6331 * c-pragma.c (pragma_ns_name): New typedef.
6332 (registered_pp_pragmas): New variable.
6333 (c_pp_lookup_pragma): New function.
6334 (c_register_pragma_1): If flag_preprocess_only, do nothing
6335 for non-expanded pragmas, for expanded ones push pragma's
6336 namespace and name into registered_pp_pragmas vector.
6337 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6338 flag_preprocess_only, don't register GCC pch_preprocess
6339 pragma if flag_preprocess_only.
6340 * c-opts.c (c_common_init): Call init_pragma even if
6341 flag_preprocess_only.
6342 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6343 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6344 cpp_register_pragma if flag_preprocess_only.
6346 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6349 * c-parser.c (c_parser_translation_unit): Warn for empty
6350 translation unit, not empty source file.
6352 2008-02-26 Paul Brook <paul@codesourcery.com>
6354 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6355 operand for Thumb-2.
6356 * config/arm/arm.h (reg_class): Add CORE_REGS.
6357 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6358 (BASE_REG_CLASS): Use CORE_REGS.
6359 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6360 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6361 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6362 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6363 ARM_REGNO_OK_FOR_INDEX_P.
6364 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6365 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6366 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6367 (ldm/stm peepholes): Ditto.
6368 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6369 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6370 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6371 * config/arm/constraints.md: Enable "k" constraint on ARM.
6373 2008-02-27 Ben Elliston <bje@au.ibm.com>
6375 * config/rs6000/rs6000.c: Annotate cache line size field in all
6376 instances of struct processor_costs.
6378 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6380 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6381 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6382 jump_bypass): New counters.
6383 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6384 * dce.c (gate_ud_dce): Same.
6385 (gate_fast_dce): Same.
6386 * dse.c (gate_dse1): New function.
6387 (gate_dse2): New function.
6388 (gate_dse): Merge results of new gate functions.
6389 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6390 (gate_handle_jump_bypass): Add dbg_cnt.
6391 (gate_handle_gcse): Add dbg_cnt.
6392 * ifcvt.c (gate_handle_if_conversion): Same.
6393 (gate_handle_if_after_combine): Same.
6394 (gate_handle_if_after_reload): Same.
6395 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6397 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6399 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6401 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6403 2008-02-26 Jason Merrill <jason@redhat.com>
6406 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6407 alone if it's the naming decl for the type's main variant.
6409 2008-02-26 Tom Tromey <tromey@redhat.com>
6411 * system.h (USE_MAPPED_LOCATION): Poison.
6412 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6413 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6414 (make_goto_expr_edges): Likewise.
6415 (remove_bb): Likewise.
6416 (execute_warn_function_return): Likewise.
6417 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6419 * c-common.c (fname_decl): Remove old location code.
6420 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6422 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6424 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6425 (gen_rtx_ASM_INPUT): Likewise.
6426 (gen_rtx_ASM_INPUT_loc): Likewise.
6427 (get_rtx_asm_OPERANDS): Remove.
6428 * cfglayout.c (insn_locators_alloc): Remove old location code.
6429 (set_curr_insn_source_location): Likewise.
6430 (curr_insn_locator): Likewise.
6431 * print-tree.c (print_node): Remove old location code.
6432 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6433 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6434 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6435 location_from_locus.
6436 (construct_exit_block): Remove old location code.
6437 * emit-rtl.c (force_next_line_note): Remove old location code.
6438 * profile.c (branch_prob): Remove old location code.
6439 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6440 LOC_LINE): Remove old-location variants.
6441 * langhooks.c (lhd_print_error_function): Remove old location
6443 * configure, config.in: Rebuilt.
6444 * configure.ac (--enable-mapped-location): Remove.
6445 * c-decl.c (c_init_decl_processing): Remove old location code.
6446 (finish_function): Likewise.
6447 * recog.c (decode_asm_operands): Remove old location code.
6448 * c-pch.c (c_common_read_pch): Remove old location code.
6449 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6451 * gimple-low.c (lower_function_body): Remove old location code.
6452 * toplev.c (unknown_location): Remove.
6453 (push_srcloc): Remove old-location variant.
6454 (process_options): Remove old location code.
6455 (lang_dependent_init): Likewise.
6456 * input.h (UNKNOWN_LOCATION): Move definition.
6457 (location_t): Undeprecate.
6458 (source_locus): Remove.
6459 (location_from_locus): Remove.
6460 (struct location_s): Remove.
6461 Remove all old-location code.
6462 (input_line, input_filename): Remove.
6463 * final.c (final_scan_insn): Remove old location code.
6464 * diagnostic.c (diagnostic_build_prefix): Remove
6465 USE_MAPPED_LOCATION test.
6466 * tree.h (gimple_stmt) <locus>: Now a location_t.
6467 (tree_exp) <locus>: Likewise.
6468 (DECL_IS_BUILTIN): Remove old-location variant.
6469 (annotate_with_file_line, annotate_with_locus): Likewise.
6470 (expr_locus, set_expr_locus): Update.
6471 * tree.c (build1_stat): Remove old location code.
6472 (last_annotated_node): Remove.
6473 (annotate_with_file_line): Remove old-location variant.
6474 (annotate_with_locus): Likewise.
6475 (expr_location): Remove old location code.
6476 (set_expr_location): Likewise.
6477 (expr_has_location): Likewise.
6478 (expr_locus): Likewise.
6479 (set_expr_locus): Likewise.
6480 (expr_filename): Don't use location_from_locus.
6481 (expr_lineno): Likewise.
6482 * rtl-error.c (location_for_asm): Remove old location code.
6483 * c-lex.c (cb_line_change): Remove old location code.
6484 (fe_file_change): Likewise.
6485 (cb_def_pragma): Likewise.
6486 (c_lex_with_flags): Likewise.
6487 * gengtype.c (do_typedef): Don't special-case location types.
6488 (define_location_structures): Remove.
6489 (main): Don't call define_location_structures.
6490 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6493 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6496 * builtins.def (BUILT_IN_STDARG_START): Remove.
6497 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6498 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6499 * tree-inline.c (inline_forbidden_p_1): Likewise.
6501 2008-02-26 Richard Guenther <rguenther@suse.de>
6503 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6504 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6505 (lookup_decl_from_uid): Declare.
6506 (remove_decl_from_map): Likewise.
6507 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6508 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6509 (decl_for_uid_map): New global hashtable mapping DECL_UID
6511 (init_ttree): Allocate it.
6512 (insert_decl_to_uid_decl_map): New helper function.
6513 (make_node_stat): Insert new decls into the map.
6514 (copy_node_stat): Likewise.
6515 (lookup_decl_from_uid): New function.
6516 (remove_decl_from_map): Likewise.
6517 (print_decl_for_uid_map_statistics): New helper.
6518 (dump_tree_statistics): Call it.
6520 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6521 (referenced_var_iterator): Adjust.
6522 (FOR_EACH_REFERENCED_VAR): Adjust.
6523 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6524 (num_referenced_vars): Adjust.
6525 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6526 (first_referenced_var): Remove.
6527 (end_referenced_vars_p): Likewise.
6528 (next_referenced_var): Likewise.
6529 (referenced_var_iterator_set): New helper function.
6530 * tree-dfa.c (referenced_var_lookup): Adjust.
6531 (referenced_var_check_and_insert): Likewise.
6532 (remove_referenced_var): Likewise.
6533 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6534 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6535 (verify_call_clobbering): Likewise.
6536 (verify_memory_partitions): Likewise.
6537 (init_tree_ssa): Allocate bitmap instead of hashtable for
6539 (delete_tree_ssa): Adjust.
6540 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6541 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6542 (compute_tag_properties): Likewise.
6543 (set_initial_properties): Likewise.
6544 (find_partition_for): Likewise.
6545 (update_reference_counts): Likewise.
6546 (dump_may_aliases_for): Likewise.
6547 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6548 (add_call_clobber_ops): Likewise.
6549 (add_call_read_ops): Likewise.
6550 (get_asm_expr_operands): Likewise.
6551 * tree-into-ssa.c (dump_decl_set): Likewise.
6552 (update_ssa): Likewise.
6553 * tree-sra.c (scan_function): Likewise.
6554 (decide_instantiations): Likewise.
6555 (scalarize_parms): Likewise.
6556 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6557 (dsa_named_for): Likewise.
6558 * tree-ssa-structalias.c (update_alias_info): Likewise.
6559 (merge_smts_into): Likewise.
6561 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6564 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6565 * c-opts.c (c_common_handle_option): Wall enables
6566 Wvolatile-register-var.
6567 * common.opt: Move Wvolatile-register-var to...
6570 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6572 * common.opt (Wlarger-than=): New.
6573 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6575 * opts.c (common_handle_option): Handle -Wlarger-than=.
6576 * optc-gen.awk: Likewise.
6577 * opth-gen.awk: Likewise.
6578 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6579 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6581 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6583 * c-common.c (match_case_to_enum_1): Add appropriate
6584 OPT_W* parameter to warning.
6585 (c_do_switch_warnings): Likewise.
6586 * c-typeck.c (warning_init): Add one more parameter following
6588 (push_init_level): Update call to warning_init.
6589 (pop_init_level): Likewise.
6590 (add_pending_init): Likewise.
6591 (output_init_element: Likewise.
6593 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6596 * toplev.c (toplev_main): If there are warnings or error, print
6597 errors for ignored options.
6598 * opts.c (ignored_options): New static variable.
6599 (postpone_unknown_option_error): New.
6600 (print_ignored_options): New.
6601 (handle_option): Postpone errors for unknown -Wno-* options.
6602 * opts.h (print_ignored_options): Declare.
6604 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6606 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6609 2008-02-25 Richard Guenther <rguenther@suse.de>
6612 2008-02-25 Richard Guenther <rguenther@suse.de>
6614 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6615 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6616 (lookup_decl_from_uid): Declare.
6617 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6618 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6619 (decl_for_uid_map): New global hashtable mapping DECL_UID
6621 (init_ttree): Allocate it.
6622 (insert_decl_to_uid_decl_map): New helper function.
6623 (make_node_stat): Insert new decls into the map.
6624 (copy_node_stat): Likewise.
6625 (lookup_decl_from_uid): New function.
6626 (print_decl_for_uid_map_statistics): New helper.
6627 (dump_tree_statistics): Call it.
6629 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6630 (referenced_var_iterator): Adjust.
6631 (FOR_EACH_REFERENCED_VAR): Adjust.
6632 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6633 (num_referenced_vars): Adjust.
6634 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6635 (first_referenced_var): Remove.
6636 (end_referenced_vars_p): Likewise.
6637 (next_referenced_var): Likewise.
6638 (referenced_var_iterator_set): New helper function.
6639 * tree-dfa.c (referenced_var_lookup): Adjust.
6640 (referenced_var_check_and_insert): Likewise.
6641 (remove_referenced_var): Likewise.
6642 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6643 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6644 (verify_call_clobbering): Likewise.
6645 (verify_memory_partitions): Likewise.
6646 (init_tree_ssa): Allocate bitmap instead of hashtable for
6648 (delete_tree_ssa): Adjust.
6649 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6650 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6651 (compute_tag_properties): Likewise.
6652 (set_initial_properties): Likewise.
6653 (find_partition_for): Likewise.
6654 (update_reference_counts): Likewise.
6655 (dump_may_aliases_for): Likewise.
6656 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6657 (add_call_clobber_ops): Likewise.
6658 (add_call_read_ops): Likewise.
6659 (get_asm_expr_operands): Likewise.
6660 * tree-into-ssa.c (dump_decl_set): Likewise.
6661 (update_ssa): Likewise.
6662 * tree-sra.c (scan_function): Likewise.
6663 (decide_instantiations): Likewise.
6664 (scalarize_parms): Likewise.
6665 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6666 (dsa_named_for): Likewise.
6667 * tree-ssa-structalias.c (update_alias_info): Likewise.
6668 (merge_smts_into): Likewise.
6670 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6673 * doc/invoke.texi (-fcx-limited-range): Document new option.
6674 * toplev.c (process_options): Handle -fcx-fortran-rules.
6675 * common.opt: Add documentation for -fcx-fortran-rules.
6677 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6680 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6681 actual behaviour and C99.
6683 2008-02-26 Ben Elliston <bje@au.ibm.com>
6685 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6686 (ASM_CPU_POWER6_SPEC): Likewise.
6687 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6688 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6689 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6691 2008-02-25 Richard Guenther <rguenther@suse.de>
6693 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6694 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6695 (lookup_decl_from_uid): Declare.
6696 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6697 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6698 (decl_for_uid_map): New global hashtable mapping DECL_UID
6700 (init_ttree): Allocate it.
6701 (insert_decl_to_uid_decl_map): New helper function.
6702 (make_node_stat): Insert new decls into the map.
6703 (copy_node_stat): Likewise.
6704 (lookup_decl_from_uid): New function.
6705 (print_decl_for_uid_map_statistics): New helper.
6706 (dump_tree_statistics): Call it.
6708 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6709 (referenced_var_iterator): Adjust.
6710 (FOR_EACH_REFERENCED_VAR): Adjust.
6711 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6712 (num_referenced_vars): Adjust.
6713 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6714 (first_referenced_var): Remove.
6715 (end_referenced_vars_p): Likewise.
6716 (next_referenced_var): Likewise.
6717 (referenced_var_iterator_set): New helper function.
6718 * tree-dfa.c (referenced_var_lookup): Adjust.
6719 (referenced_var_check_and_insert): Likewise.
6720 (remove_referenced_var): Likewise.
6721 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6722 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6723 (verify_call_clobbering): Likewise.
6724 (verify_memory_partitions): Likewise.
6725 (init_tree_ssa): Allocate bitmap instead of hashtable for
6727 (delete_tree_ssa): Adjust.
6728 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6729 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6730 (compute_tag_properties): Likewise.
6731 (set_initial_properties): Likewise.
6732 (find_partition_for): Likewise.
6733 (update_reference_counts): Likewise.
6734 (dump_may_aliases_for): Likewise.
6735 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6736 (add_call_clobber_ops): Likewise.
6737 (add_call_read_ops): Likewise.
6738 (get_asm_expr_operands): Likewise.
6739 * tree-into-ssa.c (dump_decl_set): Likewise.
6740 (update_ssa): Likewise.
6741 * tree-sra.c (scan_function): Likewise.
6742 (decide_instantiations): Likewise.
6743 (scalarize_parms): Likewise.
6744 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6745 (dsa_named_for): Likewise.
6746 * tree-ssa-structalias.c (update_alias_info): Likewise.
6747 (merge_smts_into): Likewise.
6749 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6752 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6753 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6754 * alias.h (nonoverlapping_memrefs_p): Likewise.
6756 2008-02-25 Jan Beulich <jbeulich@novell.com>
6758 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6759 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6760 __emultls_get_address, __emultls_register_common,
6761 __floatundi?f, and _Unwind_GetIPInfo.
6762 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6763 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6764 (gen_regparm_prefix): Likewise.
6765 (i386_nlm_encode_section_info): Sync with
6766 config/i386/winnt.c:i386_pe_encode_section_info().
6767 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6768 i386_nlm_mangle_decl_assembler_name): New.
6769 (netware_override_options): New.
6770 * config/i386/netware.h (netware_override_options): Declare.
6771 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6772 (i386_nlm_mangle_decl_assembler_name): Declare.
6773 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6775 2008-02-25 Ben Elliston <bje@au.ibm.com>
6778 * c-decl.c (grokdeclarator): Remove unused local variables
6779 `typedef_type' and `type_as_written'.
6781 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6782 unused local variable `has_hot_blocks'.
6783 (fix_crossing_conditional_branches): Remove unused local variable
6786 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6789 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6790 using DEF_C99_BUILTIN.
6791 (BUILT_IN_NANF): Ditto.
6792 (BUILT_IN_NANL): Ditto.
6794 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6795 Revital Eres <eres@il.ibm.com>
6797 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6798 regarding the order of two dependent insns in the same row.
6800 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6802 * stor-layout.c (layout_decl): Do not bump the alignment of a
6803 bit-field to more than byte alignment if it is packed.
6805 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6807 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6810 2008-02-24 Diego Novillo <dnovillo@google.com>
6812 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6815 * tree-vrp.c (vrp_evaluate_conditional): With
6816 -Wtype-limits, emit a warning when comparing against a
6817 constant outside the natural range of OP0's type.
6818 * c.opt (Wtype-limits): Move ...
6819 * common.opt (Wtype-limits): ... here.
6821 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6823 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6824 * config/rs6000/e300c2c3.md: New file.
6825 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6827 (rs6000_override_options): Add e300c2 and e300c3 cases to
6828 processor_target_table. Do not allow usage of Altivec or Spe
6829 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6830 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6831 * config/rs6000/rs6000.h (processor_type): Add
6832 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6833 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6834 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6835 and ppce300c3. Include e300c2c3.md.
6837 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6839 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6840 instead of TARGET_STRICT_ALIGN.
6842 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6844 * explow.c (memory_address): Assert that the generated address is
6847 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6850 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6851 * config/darwin-ppc-ldouble-patch.def: New file.
6852 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6853 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6854 SUBTARGET_INIT_BUILTINS if defined.
6855 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6858 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6861 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6862 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6864 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6867 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6868 file" warning condtional on -Winvalid-PCH.
6870 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6872 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6874 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6878 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6879 prevent reload from using MMX registers.
6880 (*mov<mode>_internal): Ditto.
6881 (*movv2sf_internal_rex64): Ditto.
6882 (*movv2sf_internal): Ditto.
6884 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6886 PR documentation/31569
6887 * doc/install.texi2html: Use makeinfo --no-number-sections.
6889 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6891 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6892 ensure that we can address an entire entity > 8 bytes. Don't
6893 generate reg+reg addressing for such data.
6895 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6897 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6898 strings when optimizing for size, unless the target cares about
6901 2008-02-22 Tom Tromey <tromey@redhat.com>
6903 * regclass.c (current_pass): Remove declaration.
6905 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6907 * config/avr/libgcc.S (__RAMPZ__): Define.
6908 (__do_copy_data): Add for devices with 128KB code memory.
6910 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6912 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6914 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6916 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6918 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6921 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6924 * c-typeck.c (build_binary_op): Warn about floating point
6925 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6927 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6930 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6931 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6933 (rs6000_override_options): Set altivec_abi as default, not override,
6934 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6935 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6936 is used; use new member spe_abi.
6937 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6938 spe_abi and altivec_abi.
6940 2008-02-22 Tomas Bily <tbily@suse.cz>
6942 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6944 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6947 * config.build (build_file_translate): Set to `CMD //c' only if
6949 * Makefile.in (build_file_translate): Improve comment.
6951 2008-02-21 Jan Hubicka <jh@suse.cz>
6953 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6954 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6955 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6957 2008-02-21 Michael Matz <matz@suse.de>
6960 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6962 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6964 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6965 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6967 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6968 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6969 SSE_VEC_FLOAT_MODE_P as insn constraint.
6970 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6971 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6972 sse4a_movntdf using MODEF mode iterator.
6973 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6974 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6975 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6976 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6977 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6978 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6979 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6981 2008-02-21 Richard Guenther <rguenther@suse.de>
6983 * tree.def (PAREN_EXPR): New tree code.
6984 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6986 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6987 * expr.c (expand_expr_real_1): Likewise.
6988 * tree-inline.c (estimate_num_insns_1): Likewise.
6989 * tree-complex.c (expand_complex_move): Likewise.
6990 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6993 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6996 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6998 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7001 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7003 * config/sh/sh.c (find_barrier): Don't go past
7004 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7006 2008-02-20 DJ Delorie <dj@redhat.com>
7008 * config/h8300/h8300.md (insv): Force source operand to be a register.
7010 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7011 as a jump, not as a plain insn.
7013 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7015 * doc/invoke.texi (Warning Options): Add new option
7016 -Wframe-larger-than=.
7017 (-Wframe-larger-than): Document.
7019 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7020 Add declarations for new option variables.
7022 * final.c (final_start_function): Check the frame size
7023 before emission and issue a Wframe-larger-than warning.
7025 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7026 Add definitions for new option variables.
7027 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7029 * common.opt (Wframe-larger-than=): New option.
7031 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7033 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7034 (<sse>_div<mode>3): Ditto.
7035 (<sse>_vmdiv<mode>3): Ditto.
7036 (<sse>_vmsqrt<mode>2): Ditto.
7037 (*smax<mode>3): Ditto.
7038 (sse5_frcz<mode>2): Ditto.
7039 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7042 2008-02-20 Richard Guenther <rguenther@suse.de>
7045 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7046 be happy with INTEGRAL_TYPE_P.
7048 2008-02-20 Richard Guenther <rguenther@suse.de>
7050 * fold-const.c (split_tree): Associate floatig-point expressions
7051 if flag_associative_math is set.
7053 2008-02-20 Richard Guenther <rguenther@suse.de>
7055 * tree.h (fold_real_zero_addition_p): Declare.
7056 * fold-const.c (fold_real_zero_addition_p): Export.
7057 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7058 floating-point operations with zero and one.
7060 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7062 * doc/install.texi: Correct references to CFLAGS, replacing them
7063 with BOOT_CFLAGS. Document flags used during bootstrap for
7066 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7068 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7069 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7070 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7072 (smin<mode>3): Ditto from similar patterns.
7073 (smax<mode>3): Ditto.
7074 (*ieee_smin<mode>3): Ditto.
7075 (*ieee_smax<mode>3): Ditto.
7076 * config/i386/sse.md (sse): New mode attribute.
7077 (mov<mode>): Macroize expander from movv4sf and movv2df using
7078 SSEMODEF2P mode iterator.
7079 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7080 SSE_VEC_FLOAT_MODE_P as insn constraint.
7081 (storent<mode>): Ditto.
7082 (storent<mode>): Macroize expander from storentsf and storentdf using
7083 MODEF mode iterator.
7084 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7085 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7086 (abs<mode>2): Ditto from similar patterns.
7087 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7088 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7089 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7090 (<sse>_vmsqrt<mode>2): Ditto.
7091 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7092 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7093 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7094 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7095 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7096 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7097 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7099 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7100 iterator and SSE_FLOAT_MODE_P as insn constraint.
7101 (<sse>_ucomi): Ditto from similar patterns.
7102 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7103 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7104 SSE_VEC_FLOAT_MODE_P as insn constraint.
7105 (vcond<mode>): Ditto from similar patterns.
7106 (and<mode>3, *and<mode>3): Ditto.
7107 (<sse>_nand<mode>3): Ditto.
7108 (ior<mode>3, *ior<mode>3): Ditto.
7109 (xor<mode>3, *xor<mode>3): Ditto.
7110 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7111 iterator and SSE_FLOAT_MODE_P as insn constraint.
7112 (*nand<mode>3): Ditto from similar patterns.
7113 (*ior<mode>3): Ditto.
7114 (*xor<mode>3): Ditto.
7116 2008-02-20 Ira Rosen <irar@il.ibm.com>
7118 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7119 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7120 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7122 2008-02-19 Jan Hubicka <jh@suse.cz>
7124 * predict.c (tree_bb_level_predictions): Remove variable next
7125 mistakely introduced by previous commit.
7127 2008-02-19 Jan Hubicka <jh@suse.cz>
7129 * predict.c (predict_paths_leading_to): Rewrite.
7130 (predict_paths_for_bb): New.
7131 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7133 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7136 * Makefile.in (build_file_translate): New.
7137 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7138 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7139 * configure.ac (build_file_translate): Substitute it.
7140 * configure: Regenerate.
7142 2008-02-19 Jan Hubicka <jh@suse.cz>
7144 PR rtl-optimization/34408
7145 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7148 2008-02-19 Jan Hubicka <jh@suse.cz>
7151 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7154 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7157 * config/i386/i386-modes.def: Revert the last DI alignment
7158 change until Ada people can look into it.
7160 2008-02-19 Nick Clifton <nickc@redhat.com>
7162 * opts.c (print_specific_help): Fix typo in --help text.
7164 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7167 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7168 32-bit inline asm without asm alternatives for host GCC < 3.0.
7170 2008-02-19 Richard Guenther <rguenther@suse.de>
7172 PR tree-optimization/34989
7173 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7174 Allow propagation to INDIRECT_REF if we can simplify only.
7176 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7178 * c-common.c (warn_for_collisions_1): Use appropriate option when
7181 2008-02-19 Nick Clifton <nickc@redhat.com>
7184 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7185 (handle_options): Fix indentation.
7186 (print_filtered_help): If no language-specific options were
7187 displayed tell the user how to list all the options supported by
7188 the language's front-end.
7189 (print_specific_help): Fix indentation and remove duplicate line.
7190 (common_handle_option): Handle the -v option.
7191 For --help enable the display of undocumented options if the -v
7192 switch has been included on the command line.
7193 For --help= check for overlaps in the arguments between the option
7194 classes and the language names and issue a warning when they
7195 cannot be disambiguated.
7196 * c.opt (v): Pass on to the common option handler.
7198 2008-02-19 Revital Eres <eres@il.ibm.com>
7200 * modulo-sched.c (sms_schedule): Change dump message when
7201 create_ddg function fails.
7202 (try_scheduling_node_in_cycle): Rename row to cycle.
7203 (print_partial_schedule): Rename CYCLE to ROW.
7205 2008-02-19 Christian Bruel <christian.bruel@st.com>
7206 Zdenek Dvorak <ook@ucw.cz>
7208 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7210 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7213 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7214 (*x86_movdicc_0_m1_se): Ditto.
7216 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7218 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7219 (CMPtype): Define as __gcc_CMPtype.
7220 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7221 (CMPtype): Define as __gcc_CMPtype.
7223 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7225 Support valgrind 3.3 for --enable-checking=valgrind.
7226 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7228 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7229 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7230 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7231 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7232 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7233 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7234 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7236 * ggc-zone.c: Similar.
7237 * ggc-page.c: Similar.
7239 2008-02-19 Paul Brook <paul@codesourcery.com>
7242 * config/arm/ieee754-df.S: Fix do_it typo.
7243 * config/arm/ieee754-sf.S: Fix do_it typo.
7245 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7248 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7249 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7250 (OPTION_MASK_ISA_SSE_SET): Likewise.
7251 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7252 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7253 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7254 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7255 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7256 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7257 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7258 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7259 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7260 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7261 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7262 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7263 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7264 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7265 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7266 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7267 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7268 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7269 (OPTION_MASK_ISA_SSE4): Removed.
7270 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7271 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7272 (override_options): Don't turn on implied SSE/MMX bits in
7275 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7277 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7280 2008-02-18 Joey Ye <joey.ye@intel.com>
7283 * tree-nested.c (insert_field_into_struct): Set type alignment
7284 to field alignment if the former is less than the latter.
7286 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7288 * BASE-VER: Set to 4.4.0.
7290 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7292 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7293 * doc/cfg.texi: Likewise.
7294 * doc/extend.texi: Likewise.
7295 * doc/gty.texi: Likewise.
7296 * doc/invoke.texi: Likewise.
7297 * doc/loop.texi: Likewise.
7298 * doc/md.texi: Likewise.
7299 * doc/passes.texi: Likewise.
7300 * doc/rtl.texi: Likewise.
7301 * doc/sourcebuild.texi: Likewise.
7302 * doc/tm.texi: Likewise.
7303 * doc/tree-ssa.texi: Likewise.
7305 2008-02-17 Richard Guenther <rguenther@suse.de>
7308 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7309 without default definition.
7311 2008-02-17 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/35231
7314 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7317 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7320 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7321 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7322 libgcc_cmp_return mode.
7324 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7327 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7329 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7331 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7334 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7336 * doc/c-tree.texi: Use `@.' where appropriate.
7337 * doc/extend.texi: Likewise.
7338 * doc/install.texi: Likewise.
7339 * doc/invoke.texi: Likewise.
7340 * doc/loop.texi: Likewise.
7341 * doc/makefile.texi: Likewise.
7342 * doc/md.texi: Likewise.
7343 * doc/passes.texi: Likewise.
7344 * doc/standards.texi: Likewise.
7345 * doc/tm.texi: Likewise.
7347 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7350 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7352 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7353 rather than in entry_bb.
7355 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7357 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7358 libgcc_cmp_return mode.
7360 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7363 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7364 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7366 2008-02-15 Richard Guenther <rguenther@suse.de>
7367 Zdenek Dvorak <ook@ucw.cz>
7369 PR tree-optimization/35164
7370 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7371 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7372 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7373 Only propagate addresses which do not have abnormal SSA_NAMEs
7376 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7379 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7381 2008-02-15 Jan Hubicka <jh@suse.cz>
7384 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7386 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7389 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7390 when calculating alignment_pad.
7392 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7394 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7395 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7396 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7397 and STACK_BOUNDARY define.
7399 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7401 PR preprocessor/35061
7402 * c-pragma.c (handle_pragma_pop_macro): Check that
7403 pushed_macro_table has been allocated.
7405 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7408 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7409 (force_gimple_operand): Likewise.
7410 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7411 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7412 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7413 (find_interesting_uses_address): Check addressability and alignment
7414 of the base expression only after substituting bases of IVs into it.
7416 2008-02-14 Michael Matz <matz@suse.de>
7419 * function.c (instantiate_virtual_regs_in_insn): Reload address
7420 before falling back to reloading the whole operand.
7422 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7424 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7425 before the first section switch note.
7427 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7429 * doc/bugreport.texi: Update copyright years.
7430 * doc/c-tree.texi: Likewise.
7431 * doc/cfg.texi: Likewise.
7432 * doc/cpp.texi: Likewise.
7433 * doc/cppinternals.texi: Likewise.
7434 * doc/fragments.texi: Likewise.
7435 * doc/frontends.texi: Likewise.
7436 * doc/gcc.texi: Likewise.
7437 * doc/gty.texi: Likewise.
7438 * doc/hostconfig.texi: Likewise.
7439 * doc/implement-c.texi: Likewise.
7440 * doc/libgcc.texi: Likewise.
7441 * doc/loop.texi: Likewise.
7442 * doc/makefile.texi: Likewise.
7443 * doc/options.texi: Likewise.
7444 * doc/passes.texi: Likewise.
7445 * doc/rtl.texi: Likewise.
7446 * doc/sourcebuild.texi: Likewise.
7447 * doc/standards.texi: Likewise.
7448 * doc/tree-ssa.texi: Likewise.
7449 * doc/trouble.texi: Likewise.
7451 * doc/extend.texi: Use @: or add comma where appropriate.
7452 * doc/invoke.texi: Likewise.
7453 * doc/tm.texi: Likewise.
7455 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7458 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7461 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7463 * doc/md.texi (clz, ctz): Add reference.
7464 * doc/rtl.texi (clz, ctz): Likewise.
7466 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7469 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7472 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7474 * config/s390/s390.c (struct constant_pool): New field
7475 emit_pool_after added.
7476 (s390_mainpool_start): Set the emit_pool_after flag according
7477 to the section switch notes.
7478 (s390_mainpool_finish): Consider emit_pool_after when emitting
7479 the literal pool at the end of the function.
7480 (s390_chunkify_start): Force literal pool splits at section
7483 2008-02-13 Michael Matz <matz@suse.de>
7486 * var-tracking.c (clobber_variable_part): Correctly traverse the
7489 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7492 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7493 Add -fdump-ipa-inline.
7494 * tree-dump.c (dump_files): Remove tree-inlined dump.
7495 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7497 2008-02-12 Richard Guenther <rguenther@suse.de>
7499 PR tree-optimization/35171
7500 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7503 2008-02-12 Richard Guenther <rguenther@suse.de>
7506 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7507 value-preserving mode. Disallow final truncation.
7509 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7512 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7513 code from here to...
7514 (force_gimple_operand): ...here.
7516 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7519 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7520 non-compatible pointers.
7521 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7522 different FIELD_DECLs, try harder by comparing field offsets, sizes
7526 * function.c (match_asm_constraints_1): Don't replace the same input
7529 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7531 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7532 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7533 (expand_epilogue): Restore RAMPZ register.
7534 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7536 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7538 * config/i386/cygwin.asm: (__alloca): Correct calling
7539 convention and alignment.
7540 (__chkstk): Force 8 byte stack alignment.
7542 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7543 Richard Guenther <rguenther@suse.de>
7545 PR tree-optimization/33992
7546 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7547 the zero we compare against.
7549 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7552 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7553 to CloseHandle after unlocking to prevent accumulation of handle
7556 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7559 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7560 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7561 and update LABEL_NUSES during and after reload.
7563 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7566 * combine.c (simplify_if_then_else): Make sure the comparison is
7567 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7569 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7572 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7573 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7574 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7575 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7576 * tree.h (get_type_static_bounds): Likewise.
7578 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7580 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7581 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7582 Make -Wfoo language annotations match what the compiler outputs.
7584 2008-02-08 Sa Liu <saliu@de.ibm.com>
7586 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7587 intrinsics spu_convts, spu_convtu, spu_convtf.
7589 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7591 * doc/extend.texi (Function Attributes) <noinline>: Mention
7592 asm ("") as method to keep calls.
7594 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7597 * doc/options.texi (Options): Replace references to opts.sh with
7599 * opts-common.c: Likewise.
7600 * optc-gen.awk: Likewise.
7602 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7604 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7606 2008-02-07 Richard Henderson <rth@redhat.com>
7609 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7610 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7613 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7615 PR tree-optimization/35085
7616 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7617 for operand entry oe2 in addition to operand entry oe3 in order to
7618 expose more opportunities for vectorizer sum reduction.
7620 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7623 * Makefile.in (LIBS): Remove $(GMPLIBS).
7624 (cc1-dummy, cc1): Add $(GMPLIBS).
7626 2008-02-06 Jan Hubicka <jh@suse.cz>
7629 * i386.md (moddf_integer): Do not produce partial memory stalls for
7630 targets where it hurts.
7632 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7635 * optabs.c (expand_float): Do not check for decimal modes when
7636 expanding unsigned integer through signed conversion.
7638 2008-02-06 Nick Clifton <nickc@redhat.com>
7640 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7641 inside the clobber with a match_operand and duplicated operand
7642 number in the constraint.
7643 (ineqbranchsi): Delete redundant comment.
7645 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7647 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7648 builtin_define ("__USE_INIT_FINI__").
7649 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7651 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7653 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7655 PR documentation/30330
7656 * doc/invoke.texi (C++ Dialect Options)
7657 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7658 For each warning option -Wfoo that allows -Wno-foo, ensure both
7659 -Wfoo and -Wno-foo are listed in the option index. Fix index
7660 entry of -Wswitch-default, index -Wnormalized= including the
7661 `=', and -Wlarger-than-@var{len} including @var{len}.
7663 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7665 * config/i386/i386.md (floatunssisf2): Use
7666 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7667 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7668 Macroize expander using MODEF mode iterator.
7670 2008-02-05 Diego Novillo <dnovillo@google.com>
7672 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7675 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7677 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7680 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7682 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7685 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7686 to indicate if a message should be generated.
7687 (init_cumulative_args): Updated.
7688 (function_value_32): Likewise.
7690 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7692 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7694 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7697 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7698 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7700 2008-02-04 Diego Novillo <dnovillo@google.com>
7702 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7705 * tree-vrp.c (vrp_evaluate_conditional): With
7706 -Wtype-limits, emit a warning when comparing against a
7707 constant outside the natural range of OP0's type.
7709 2008-02-04 Richard Guenther <rguenther@suse.de>
7712 * expr.c (count_type_elements): Give for unions instead of
7715 2008-02-04 Richard Guenther <rguenther@suse.de>
7718 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7719 to TYPE_DOMAINs base type instead of using bitsizetype here.
7721 2008-02-03 Jason Merrill <jason@redhat.com>
7723 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7725 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7728 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7729 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7730 (RS/6000 and PowerPC Options): Fix typos and markup.
7731 * doc/passes.texi (Tree-SSA passes): Likewise.
7733 2008-02-02 Michael Matz <matz@suse.de>
7736 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7737 from record_last_reg_set_info.
7738 (record_last_reg_set_info): Take an RTX argument, iterate over all
7739 constituent hardregs.
7740 (record_last_set_info, record_opr_changes): Change calls to
7741 new signature or to record_last_reg_set_info_regno.
7743 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7745 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7747 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7749 PR rtl-optimization/34773
7750 * reg-notes.def (EQUAL): Mention significance of combination of
7751 REG_EQUAL and REG_RETVAL.
7752 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7753 insn that has a REG_RETVAL.
7755 2008-02-01 Roger Sayle <roger@eyesopen.com>
7758 * configure.ac (--enable-fixed-point): Disable unless explicitly
7760 * configure: Regenerate.
7762 2008-02-01 Richard Guenther <rguenther@suse.de>
7765 * invoke.texi (-finline-limit): Remove no longer true parts
7766 of the documentation. Note that there is no default value.
7768 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7769 Mark Mitchell <mark@codesourcery.com>
7770 Ben Elliston <bje@au.ibm.com>
7773 * doc/extend.texi (Other Builtins): Document.
7775 2008-01-31 Tom Browder <tom.browder@gmail.com>
7777 * doc/c-tree.texi (Types): Fix grammar.
7778 (Expression trees): Ditto.
7779 * doc/passes.texi (Tree-SSA passes): Ditto.
7781 * doc/configterms.texi (Configure Terms): Fix typo.
7782 * doc/cpp.texi (Common Predefined Macros): Ditto.
7783 * doc/md.texi (Machine Constraints): Ditto.
7785 * doc/makefile.texi (Makefile): Add comma.
7787 2008-01-31 Tom Browder <tom.browder@gmail.com>
7788 Gerald Pfeifer <gerald@pfeifer.com>
7790 * doc/sourcebuild.texi (Front End): Remove references to CVS
7791 and CVSROOT/modules.
7792 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7793 (Back End): Remove reference to CVS.
7795 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7798 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7800 (mips16_gp_pseudo_reg): ...here.
7801 * config/mips/mips.md (load_const_gp): Replace with...
7802 (load_const_gp_<mode>): ...this :P-based insn.
7804 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7806 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7807 options. Minor fixes.
7808 (-std): Move reference to standards closer to where language
7809 standards are first mentioned.
7811 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7813 PR rtl-optimization/34995
7814 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7815 parameter and return a bool. If the rtx parameter is nonnull,
7816 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7817 (find_reloads): Update call accordingly. Pass the new operand
7818 if it needed no address reloads, otherwise pass null.
7820 2008-01-30 Richard Henderson <rth@redhat.com>
7823 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7824 for unbounded arrays.
7826 2008-01-30 Silvius Rus <rus@google.com>
7828 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7830 2008-01-30 Jan Hubicka <jh@suse.cz>
7833 * i386.c (init_cumulative_args): Use real function declaration when
7836 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7838 PR rtl-optimization/34998
7839 * global.c (build_insn_chain): Treat non-subreg_lowpart
7840 SUBREGs of pseudos as clobbering all the words covered by the
7841 SUBREG, not just all the bytes.
7842 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7843 original df_ref rather than an extract parameter.
7844 (global_conflicts): Update call accordingly.
7846 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7848 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7849 the overflow check to make it easier to read.
7850 (__fixtfdi): Change the type of the ll member in union
7851 long_double to UDItype_x.
7853 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7856 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7857 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7858 * tree-inline.c (fold_marked_statements): Call
7859 cgraph_update_edges_for_call_stmt if folding a call statement.
7860 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7861 debug_generic_stmt calls, reset it back afterwards.
7864 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7866 * c-typeck.c (build_external_ref): Don't pedwarn about
7867 static vars in current function's scope.
7869 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7871 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7873 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7876 * ipa-struct-reorg.c: Fix spelling.
7877 * params.def: Ditto.
7879 2008-01-29 Richard Guenther <rguenther@suse.de>
7882 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7884 * tree-inline.c (remap_type): Increment remapping_type_depth
7885 around remapping types.
7886 (copy_body_r): Only add referenced variables if they are referenced
7887 from code, not types.
7889 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7900 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7901 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7903 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7906 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7907 pointer for tiny stack.
7909 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7911 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7913 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7915 * config/vx-common.h: Fix typo in comment.
7917 2008-01-28 Ian Lance Taylor <iant@google.com>
7921 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7922 coalesce pointers if they have different DECL_NO_TBAA_P values.
7923 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7924 between variables with different DECL_NO_TBAA_P values.
7926 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7929 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7930 are not legitimate small data references on SPE targets.
7932 2008-01-28 David Daney <ddaney@avtrex.com>
7934 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7936 2008-01-28 David Daney <ddaney@avtrex.com>
7938 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7940 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7942 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7943 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7944 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7945 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7946 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7947 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7948 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7949 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7951 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7953 * basic-block.h (condjump_equiv_p): Fix comment.
7955 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7957 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7958 print_generic_stmt_indented): Fix comment.
7960 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7962 * configure.ac (__stack_chk_fail): Add detecion for availability
7963 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7964 * configure: Regenerate.
7966 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7969 * final.c (output_addr_const): Handle TRUNCATE.
7971 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7974 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7975 (zero_cost, infinite_cost): New constants.
7976 (struct cost_pair): Change type of cost to comp_cost.
7977 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7978 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7980 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7981 split_address_cost, ptr_difference_cost, difference_cost,
7982 get_computation_cost_at, get_computation_cost,
7983 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7984 determine_use_iv_cost_condition, determine_use_iv_costs,
7985 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7986 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7987 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7988 Change type of cost to comp_cost.
7989 (determine_iv_cost): Increase cost of non-original ivs, instead
7990 of decreasing the cost of original ones.
7991 (get_address_cost): Indicate the complexity of the addressing mode
7993 (try_add_cand_for): Prefer using ivs not specific to some object.
7994 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7996 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7997 Janis Johnson <janis187@us.ibm.com>
8000 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8001 (TARGET_INSTANTIATE_DECLS): Likewise.
8002 * target.h (expand_to_rtl_hook): New target hook.
8003 (instantiate_decls): Likewise.
8004 * function.c (instantiate_decl): Make non-static. Rename to...
8005 (instantiate_decl_rtl): ... this.
8006 (instantiate_expr): Use instantiate_decl_rtl.
8007 (instantiate_decls_1): Likewise.
8008 (instantiate_decls): Likewise.
8009 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8010 * function.h (instantiate_decl_rtl): Add prototype.
8011 * cfgexpand.c (target.h): New include.
8012 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8013 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8014 (TARGET_INSTANTIATE_DECLS): Likewise.
8015 (TARGET_INITIALIZER): New target hooks added.
8016 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8018 * config/rs6000/rs6000.c (tree-flow.h): New include.
8019 (machine_function): Add sdmode_stack_slot field.
8020 (rs6000_alloc_sdmode_stack_slot): New function.
8021 (rs6000_instantiate_decls): Likewise.
8022 (rs6000_secondary_memory_needed_rtx): Likewise.
8023 (rs6000_check_sdmode): Likewise.
8024 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8025 (TARGET_INSTANTIATE_DECLS): Likewise.
8026 (rs6000_hard_regno_mode_ok): Allow SDmode.
8027 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8028 (rs6000_emit_move): Handle SDmode.
8029 (function_arg_advance): Likewise.
8030 (function_arg): Likewise.
8031 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8032 SDmode var args for 32-bit compiles.
8033 (rs6000_secondary_reload_class): Handle SDmode.
8034 (rs6000_output_function_epilogue): Likewise.
8035 (rs6000_function_value): Simplify if statement.
8036 (rs6000_libcall_value): Likewise.
8037 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8038 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8039 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8040 (movsd_hardfloat): New define_insn.
8041 (movsd_softfloat): Likewise.
8042 (movsd_store): Likewise.
8043 (movsd_load): Likewise.
8044 (extendsddd2): Likewise.
8045 (extendsdtd2): Likewise.
8046 (truncddsd2): Likewise.
8047 (movdd_hardfloat64): Fixup comment.
8048 (UNSPEC_MOVSD_LOAD): New constant.
8049 (UNSPEC_MOVSD_STORE): Likewise.
8051 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8054 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8056 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8057 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8058 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8061 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8064 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8065 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8066 __LONGDOUBLE128 too.
8067 * config/rs6000/aix61.h: New file.
8069 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8071 PR rtl-optimization/34959
8072 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8073 popcount and parity rtxes the same mode as their operand.
8074 Truncate or extend the result to the return value's mode
8077 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8080 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8081 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8082 to GOT_VERSION_REGNUM.
8083 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8084 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8085 * config/mips/mips.c (mips_emit_call_insn): New function.
8086 (mips_call_tls_get_addr): Call mips_expand_call directly.
8087 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8089 (mips16_build_call_stub): Likewise. Return the call insn or null.
8090 (mips_expand_call): Update the call to mips16_build_call_stub
8091 accordingly and a remove redundant condition. Assert that MIPS16
8092 stubs do not use lazy binding. Use mips_emit_call_insn and return
8094 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8096 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8097 (mips_avoid_hazard): Remove hazard_set handling.
8098 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8099 (UNSPEC_RESTORE_GP): ...this.
8100 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8101 (FAKE_CALL_REGNO): Rename to...
8102 (GOT_VERSION_REGNUM): ...this.
8103 (type): Add "ghost" value. Add an associated insn reservation.
8104 (hazard_set): Remove.
8105 (exception_receiver): Rename to...
8106 (restore_gp): ...this and update the unspec identifier accordingly.
8107 (exception_receiver, nonlocal_got_receiver): New expanders.
8108 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8109 FAKE_CALL_REGNO. Remove hazard_set attribute.
8110 (set_got_version, update_got_version): New patterns.
8112 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8115 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8117 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8120 * doc/install.texi2html: Generate gcc-vers.texi.
8122 2008-01-25 DJ Delorie <dj@redhat.com>
8124 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8126 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8128 * config/c4x: Remove directory.
8129 * config.gcc (crx-*, mt-*): Mark obsolete.
8130 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8131 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8132 sh-*-rtemscoff*): Remove cases.
8133 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8134 * real.c (encode_c4x_single, decode_c4x_single,
8135 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8136 c4x_extended_format): Remove.
8137 * real.h (c4x_single_format, c4x_extended_format): Remove.
8138 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8140 (Pragmas): Remove comment about c4x pragmas.
8141 * doc/install.texi (c4x): Remove target-specific instructions.
8142 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8143 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8144 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8145 refer to C4x source files as examples.
8146 (C4X_FLOAT_FORMAT): Remove documentation.
8148 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8150 * config/bfin/bfin.c (override_options): Reorder tests so that
8151 flag_pic gets enabled for -msep-data.
8153 2008-01-25 Richard Guenther <rguenther@suse.de>
8156 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8157 to its bitfield precision if required.
8159 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8162 * tree-nested.c (walk_omp_for): New function.
8163 (convert_nonlocal_reference, convert_local_reference): Call
8164 walk_omp_for on OMP_FOR.
8165 (convert_call_expr): Call walk_body on OMP_FOR's
8166 OMP_FOR_PRE_INIT_BODY.
8168 2008-01-25 Richard Guenther <rguenther@suse.de>
8170 PR tree-optimization/34966
8171 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8172 default defs and PHI_NODEs we have to insert after the
8175 2008-01-24 Nick Clifton <nickc@redhat.com>
8177 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8178 Provide a default definition.
8179 (LIBGCC2_UNITS_PER_WORD): Likewise.
8181 * config/stormy16/stormy16.c: Include df.h for the prototype
8182 for df_regs_ever_live_p.
8183 (xstormy16_expand_builtin_va_start): Convert the stack offset
8184 into a component_ref and then use POINTER_PLUS_EXPR to add it
8185 to the incoming_virtual_args_rtx.
8186 (xstormy16_gimplify_va_arg_expr): Rename to
8187 xstormy16_gimplify_va_arg_expr.
8188 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8189 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8190 xstormy16_gimplify_va_arg_expr.
8191 Fix up some formatting issues.
8193 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8194 Move to predicates.md.
8195 (xs_hi_general_operand): Likewise.
8196 (xs_hi_nonmemory_operand): Likewise.
8197 * config/stormy16/predicates.md:
8198 (xstormy16_carry_plus_operand): New predicate.
8199 (xs_hi_general_operand): New predicate.
8200 (xs_hi_nonmemory_operand): New predicate.
8201 * config/stormy16/stormy16-protos.h:
8202 (xstormy16_carry_plus_operand): Delete prototype.
8203 (xs_hi_general_operand): Likewise.
8204 (xs_hi_nonmemory_operand): Likewise.
8206 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8207 modifiers as they are no longer needed and they can trigger
8208 reload spill failures.
8210 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8211 with a match_operand in order to help reload.
8213 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8214 constraint with 'e' for the 8th alternative as this version of
8215 the mov.w instruction only accepts the lower 8 registers.
8217 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8220 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8221 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8224 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8227 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8229 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8231 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8233 (remove_structure): Update allocations list before removing structure.
8235 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8237 * ipa-struct-reorg.c (is_safe_cond_expr,
8238 create_new_stmts_for_cond_expr): Use integer_zerop function,
8239 that recognize not only zero-pointer, but zero-integer too.
8241 2008-01-25 Ben Elliston <bje@au.ibm.com>
8244 * fixproto: Escape "." in sed expression that strips leading "./".
8246 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8249 * gcc.c (SWITCH_OK): Removed.
8250 (SWITCH_LIVE): Changed to bit.
8251 (SWITCH_FALSE): Likewise.
8252 (SWITCH_IGNORE): Likewise.
8253 (switchstr): Change live_cond to unsigned int.
8254 (process_command): Replace SWITCH_OK with 0.
8255 (do_self_spec): Likewise.
8256 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8257 (give_switch): Likewise.
8258 (used_arg): Likewise.
8259 (do_spec_1): Set the SWITCH_IGNORE bit.
8260 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8261 bits. Set the SWITCH_LIVE bit.
8263 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8265 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8267 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8269 PR tree-optimization/34472
8270 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8271 parameter to a "bool *" and set *DATA to false if there is
8272 an unsafe access. Do not delete the structure here.
8273 (check_cond_exprs): Delete it here instead.
8274 (check_cond_exprs, exclude_cold_structs): Do not increase
8275 I when removing a structure.
8277 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8280 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8281 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8283 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8286 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8287 a fixed vector for stack.
8289 2008-01-24 Ben Elliston <bje@au.ibm.com>
8292 * doc/gcc.texi (Software development): Add a direntry for g++.
8294 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8296 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8297 stale and straggling -fforce-addr comments above.
8299 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8301 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8302 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8304 2008-01-23 Michael Matz <matz@suse.de>
8307 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8310 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8312 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8315 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8317 * config/avr/avr.c (avr_current_arch): New variable.
8318 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8319 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8320 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8321 (avr_override_options): Init 'avr_current_arch'.
8322 (base_arch_s): Move from here...
8323 * config/avr/avr.h (base_arch_s): ... here. Add new members
8324 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8325 'mega' to 'have_jmp_call'.
8326 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8327 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8329 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8331 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8332 MULTILIB_MATCHES): (Ditto.).
8334 2008-01-23 Richard Guenther <rguenther@suse.de>
8337 * cgraphunit.c (cgraph_reset_node): Always mark the node
8338 not reachable if it is not queued already.
8340 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8342 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8343 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8344 (cputype_selected): New static variable.
8345 (bfin_handle_option): Set it if -mcpu is used.
8346 (override_option): Select default set of workarounds if no cpu type
8347 selected on the command line.
8348 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8350 From Michael Frysinger <michael.frysinger@analog.com>
8351 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8352 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8354 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8355 for bf547, bf523, bf524, and bf526.
8356 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8358 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8359 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8360 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8361 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8362 * doc/invoke.texi (Blackfin Options): Document that
8363 -mcpu now accept bf547, bf523, bf524, and bf526.
8365 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8367 PR rtl-optimization/34628
8368 * combine.c (try_combine): Stop and undo after the first combination
8369 if an autoincrement side-effect on the first insn has effectively
8372 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8375 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8376 Offset addresses are not valid for Altivec or paired float modes.
8378 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8381 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8382 if DECL_INITIAL (decl) is error_mark_node.
8385 * c-common.c (handle_vector_size_attribute): Only allow
8386 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8387 the same way as pointer, array etc. types.
8388 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8391 * tree.c (build_type_attribute_qual_variant): Call
8392 build_qualified_type if attributes are equal, but quals are not.
8394 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8397 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8398 * flags.h (warn_strict_aliasing): Remove.
8399 (warn_strict_overflow): Remove.
8400 * opts.c (warn_strict_aliasing): Remove.
8401 (warn_strict_overflow): Remove.
8402 * c-opts.c (c_common_handle_option): -Wall only sets
8403 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8404 (c_common_post_options): Give default values to -Wstrict-aliasing
8405 and -Wstrict-overflow if they are uninitialized.
8406 * common.opt (Wstrict-aliasing): Specify Var and Init.
8407 (Wstrict-overflow): Likewise.
8409 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8411 PR rtl-optimization/26854
8412 PR rtl-optimization/34400
8413 PR rtl-optimization/34884
8414 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8416 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8417 (df_rd_bb_info.expanded_lr_out): Deleted
8418 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8419 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8420 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8421 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8422 Removed code to allocate, initialize or free expanded_lr_out.
8423 (df_rd_bb_local_compute_process_def): Restructured to make more
8425 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8426 sets if the sets are being trimmed.
8428 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8431 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8432 (as_vers): Likewise.
8433 * configure: Regenerated.
8435 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8438 * tree-pass.h (pass_build_alias): New pass.
8439 * tree-ssa-alias.c (gate_build_alias): New.
8440 (pass_build_alias): New.
8441 * passes.c (init_optimization_passes): Add pass_build_alias after
8442 pass_create_structure_vars.
8444 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8446 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8447 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8448 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8449 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8450 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8451 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8452 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8453 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8454 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8455 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8456 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8457 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8458 * config/s390/s390.md (FP_ALL): New mode iterator.
8459 (_d): New mode attribute.
8460 ("*signbit<mode>2>"): Changed mode of first operand.
8461 ("isinf<mode>2"): Changed mode of first operand.
8462 ("*TDC_insn"): Adaptation for DFP modes.
8464 2008-01-22 Ben Elliston <bje@au.ibm.com>
8466 * tree.c (check_qualified_type): Improve function description.
8468 2008-01-21 Jason Merrill <jason@redhat.com>
8471 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8472 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8475 2008-01-21 DJ Delorie <dj@redhat.com>
8477 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8480 2008-01-21 Richard Guenther <rguenther@suse.de>
8483 * tree-cfg.c (verify_expr): Allow all invariant expressions
8484 instead of just constant class ones as reference argument.
8485 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8486 like any other constant.
8487 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8489 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8491 * regmove.c (fixup_match_1): Update call crossed frequencies.
8493 2008-01-21 Richard Guenther <rguenther@suse.de>
8496 * tree-inline.c (setup_one_parameter): Deal with mismatched
8497 types using a VIEW_CONVERT_EXPR.
8499 2008-01-21 Alon Dayan <alond@il.ibm.com>
8500 Olga Golovanevsky <olga@il.ibm.com>
8502 PR tree-optimization/34701
8503 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8504 when the structure size is not a power of 2.
8506 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8508 * doc/install.texi: Add doc for --enable-checking=df.
8510 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8512 PR rtl-optimization/34808
8513 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8515 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8517 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8520 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8522 PR rtl-optimization/26854
8523 PR rtl-optimization/34400
8524 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8526 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8527 (df_rd_bb_info.expanded_lr_out): New.
8528 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8529 * loop_iv.c (iv_analysis_loop_init): Ditto.
8530 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8531 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8532 Added code to allocate, initialize or free expanded_lr_out.
8533 (df_rd_bb_local_compute_process_def): Restructured to make
8534 more understandable.
8535 (df_rd_confluence_n): Add code to do nothing with fake edges and
8536 code to no apply invalidate_by_call sets if the sets are being trimmed.
8537 (df_lr_local_finalize): Renamed to df_lr_finalize.
8538 (df_live_local_finalize): Renamed to df_live_finalize.
8540 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8543 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8544 deciding whether to use reciprocal instructions.
8546 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8548 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8549 dwarf2out_note_section_used if cold_text_section is NULL.
8551 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8553 PR gcov-profile/34610
8554 * tree-cfg.c (make_edges): Mark both outgoing edges from
8555 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8556 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8557 from OMP_FOR and OMP_CONTINUE outgoing edges.
8559 * tree-profile.c (tree_profiling): Return early if
8560 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8562 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8563 from cfun to child_cfun.
8564 * function.h (struct function): Add after_tree_profile bit.
8566 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8568 * config/avr/avr.S (_exit): Disable interrupt.
8570 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8571 Steven Bosscher <stevenb.gcc@gmail.com>
8573 PR rtl-optimization/26854
8574 PR rtl-optimization/34400
8575 * df-problems.c (df_live_scratch): New scratch bitmap.
8576 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8577 (df_live_reset): Clear the proper bitmaps.
8578 (df_live_bb_local_compute): Only process the artificial defs once
8579 since the order is not important.
8580 (df_live_init): Init the df_live sets only with the variables
8581 found live by df_lr.
8582 (df_live_transfer_function): Use the df_lr sets to prune the
8583 df_live sets as they are being computed.
8584 (df_live_free): Free df_live_scratch.
8586 2008-01-18 Ian Lance Taylor <iant@google.com>
8588 * common.opt: Add fmerge-debug-strings.
8589 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8590 flag_merge_debug_strings rather than flag_merge_constants.
8591 * doc/invoke.texi (Option Summary): Mention
8592 -fmerge-debug-strings.
8593 (Debugging Options): Document -fmerge-debug-strings.
8595 2008-01-18 Ian Lance Taylor <iant@google.com>
8598 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8599 (struct tree_function_decl): Add new field operator_new_flag.
8600 * tree-inline.c (expand_call_inline): When inlining a call to
8601 operator new, force the return value to go into a variable, and
8602 set DECL_NO_TBAA_P on that variable.
8603 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8605 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8608 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8609 DWARF2_DEBUGGING_INFO.
8610 (dwarf2out_note_section_used): Ditto. Add prototype.
8611 (have_multiple_function_sections, text_section_used,
8612 cold_text_section_used, *cold_text_sections): Move declarations
8615 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8617 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8618 field and add signal_ra.
8619 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8620 assignments to frame state pc. Move end of stack check after
8621 MD_FALLBACK_FRAME_STATE_FOR.
8622 (uw_update_context_1): Use frame state signal_regs if set, instead
8623 of checking signal_frame flag.
8624 (uw_update_context): Use frame state signal_ra if set.
8625 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8626 * config/xtensa/linux-unwind.h: New file.
8628 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8630 * modulo-sched.c (get_sched_window): Fix comment typo.
8632 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8634 PR tree-optimization/34648
8635 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8637 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8639 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8640 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8642 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8644 PR rtl-optimization/34400
8645 * df-core.c (df_worklist_dataflow_overeager,
8646 df_worklist_dataflow_doublequeue): New functions.
8647 (df_worklist_dataflow): Two different worklist solvers.
8648 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8651 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8654 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8655 and ftree-parallelize-loops.
8657 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8659 PR rtl-optimization/34826
8660 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8662 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8664 * global.c (find_reg): Mark the eh regs as used if necessary.
8665 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8666 * ra.h (struct allocno): no_eh_reg field added. Changed
8667 no_stack_reg type to bitfield.
8669 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8671 * tree.c (substitute_in_expr): Add missing 'break'.
8673 2008-01-17 Richard Guenther <rguenther@suse.de>
8675 PR tree-optimization/34825
8676 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8677 x / x as division to handle.
8679 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8681 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8682 "-pthread" is specified.
8683 * pa-hpux11.h (LIB_SPEC): Likewise.
8685 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8686 Peter Bergner <bergner@vnet.ibm.com>
8688 PR rtl-optimization/33796
8689 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8691 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8693 PR libgfortran/34699
8694 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8696 * pa-hpux10.h (LINK_SPEC): Likewise.
8697 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8699 2008-01-16 Richard Guenther <rguenther@suse.de>
8702 * fold-const.c (fold_convert_const_int_from_int): Do not
8703 set overflow if that occured only because of a sign extension
8704 change when converting from/to a sizetype with the same
8705 precision and signedness.
8707 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8710 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8711 location address to the correct place. Update copyright year.
8713 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8715 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8716 no dependences in the dependence_relations vector.
8718 2008-01-16 Jan Hubicka <jh@suse.cz>
8720 PR rtl-optimization/31396
8721 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8722 * cfg.c (dump_reg_info): Print it.
8723 * regs.h (struct reg_info_t): add freq_calls_crossed.
8724 (REG_FREQ_CALLS_CROSSED): New macro.
8725 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8726 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8727 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8728 regmove_optimize): Update call crossed frequencies.
8729 * local-alloc.c (struct qty): Add freq_calls_crossed.
8730 (alloc_qty): Copute freq_calls_crossed.
8731 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8732 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8733 * ra.h (struct allocno): Add freq_calls_crossed.
8735 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8737 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8738 libgomp when compiling with ftree-parallelize-loops.
8739 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8741 2008-01-16 Richard Guenther <rguenther@suse.de>
8743 PR tree-optimization/34769
8744 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8745 * tree.c (int_cst_value): Instead make this function more
8746 permissive in what it accepts as valid input. Document this
8747 function always sign-extends the value.
8749 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8750 Richard Guenther <rguenther@suse.de>
8753 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8754 (gimple_fold_indirect_ref_rhs): ... this.
8755 (gimple_fold_indirect_ref): New function with foldings
8756 that preserve lvalueness.
8757 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8758 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8759 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8760 to fold an INDIRECT_REF, fall back to the old use of
8761 fold_indirect_ref_1.
8763 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8765 * tree-data-ref.c (subscript_dependence_tester_1): Call
8766 free_conflict_function.
8767 (compute_self_dependence): Same.
8769 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8772 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8773 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8775 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8776 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8777 for DWARF2_UNWIND_INFO targets.
8779 2008-01-16 Richard Guenther <rguenther@suse.de>
8782 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8783 type qualifiers for function types.
8785 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8787 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8788 loop_iterator li from previous commit.
8790 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8792 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8794 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8796 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8797 (parallelize_loops): Don't parallelize irreducible components.
8799 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8802 * c-opts (c_common_post_options): Do not enable CPP
8803 flag_pedantic_errors by default.
8805 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8807 PR rtl-optimization/31944
8808 * cse.c (remove_pseudo_from_table): New function.
8809 (merge_equiv_classes): Use above function to remove pseudo-registers.
8810 (invalidate): Likewise.
8812 2008-01-13 Richard Guenther <rguenther@suse.de>
8815 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8816 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8818 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8820 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8821 validate_change to unshare the source of the PC set.
8823 2008-01-12 Jan Hubicka <jh@suse.cz>
8826 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8827 references above array bounds. This might trigger bounds checks for
8830 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8832 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8833 new_replaceable_dependencies.
8835 2008-01-12 Doug Kwan <dougkwan@google.com>
8837 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8838 instead of OPT_Wreturn_type in warning due to ignored return type
8840 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8841 options included in -Wextra.
8842 * c.opt: New option -Wignored_qualifiers.
8843 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8844 -Wignore_qualifiers.
8845 (-Wignored-qualifiers): Document.
8846 (-Wreturn-type): Remove description of functionality now handled
8847 by -Wignored-qualifiers.
8849 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8852 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8853 NOP_EXPR if it is between integral types with the same precision.
8855 2008-01-12 Jan Hubicka <jh@suse.cz>
8858 * invoke.texi (max-inline-recursive-depth): Fix default value.
8860 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8862 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8865 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8867 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8869 2008-01-11 James E. Wilson <wilson@specifix.com>
8872 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8874 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8876 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8877 save/restore frame pointer register and don't use 'call-prologues'
8878 optimization in function with "OS_task" attribute.
8880 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8883 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8884 when copying to memory.
8886 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8888 PR rtl-optimization/30905
8889 * cfgcleanup.c: Include dce.h
8890 (crossjumps_occured): New global variable.
8891 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8892 If something changed, set crossjumps_occured to true.
8893 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8894 Don't add/remove fake edges to exit here...
8895 (cleanup_cfg): ...but do it here, when crossjumping.
8896 Run a fast DCE when successful crossjumps occured in the latest
8897 iteration of try_optimize_cfg.
8899 2008-01-11 Richard Guenther <rguenther@suse.de>
8901 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8902 (struct vn_unary_op_s): Likewise.
8903 (vn_reference_insert): Free old reference on hash collision.
8905 2008-01-10 Raksit Ashok <raksit@google.com>
8907 PR rtl-optimization/27971
8908 * combine.c (find_split_point): Split PLUS expressions which are
8909 inside a MEM rtx, and whose first operand is complex.
8911 2008-01-10 DJ Delorie <dj@redhat.com>
8913 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8914 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8915 (m32c_hard_regno_ok): Call the underlying function.
8917 2008-01-10 Richard Guenther <rguenther@suse.de>
8920 * tree-cfg.c (tree_merge_blocks): Do not go through the
8921 full-blown folding and stmt updating path if we just deal
8922 with virtual operands.
8923 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8924 test for abnormal SSA_NAMEs.
8926 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8929 * reload.c (push_reload): Add assertions. All constants from
8930 reg_equiv_constant should have been used for replacing the respective
8932 (find_reloads_address): Invoke find_reloads_address_part for
8933 constant taken from the reg_equiv_constant array.
8935 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8937 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8938 field (valnum) the first in the struct. Replace bools with
8941 2008-01-10 Richard Guenther <rguenther@suse.de>
8943 PR tree-optimization/34651
8944 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8945 types and ordering for masking and converting.
8947 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8949 PR tree-optimization/34017
8950 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8951 also for PHI_NODE expressions.
8953 2008-01-09 Jan Hubicka <jh@suse.cz>
8955 PR tree-optimization/34708
8956 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8957 based on number of case labels.
8958 (init_inline_once): Remove switch_cost.
8959 * tree-inline.h (eni_weights_d): Remove switch_cost.
8961 2008-01-09 Richard Guenther <rguenther@suse.de>
8962 Andrew Pinski <andrew_pinski@playstation.sony.com>
8965 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8966 temporary if an rvalue is ok or an lvalue is not required.
8968 2008-01-09 Richard Guenther <rguenther@suse.de>
8971 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8974 2008-01-09 Richard Guenther <rguenther@suse.de>
8977 * tree.c (host_integerp): Check for sizetype only if the
8978 type is an integer type.
8980 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8983 * opts.c (decode_options): Disable inlining of functions called
8984 once if not in unit-at-a-time mode.
8986 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8988 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8990 2008-01-08 Richard Guenther <rguenther@suse.de>
8993 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8994 out early if the result will be unused.
8996 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9001 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9002 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9005 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9007 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9008 for vectorization tuned.
9010 2008-01-08 Richard Guenther <rguenther@suse.de>
9012 PR tree-optimization/34683
9013 * tree-ssa-operands.c (operand_build_cmp): Export.
9014 * tree-ssa-operands.h (operand_build_cmp): Declare.
9015 * tree-vn.c (vuses_compare): Remove.
9016 (sort_vuses): Use operand_build_cmp.
9017 (sort_vuses_heap): Likewise.
9018 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9019 to re-use old VEC if available. Do not sort already sorted VUSEs.
9020 (vdefs_to_vec): Do not sort already sorted VDEFs.
9022 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9025 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9027 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9030 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9031 limitations of reciprocal sequences on x86 targets.
9033 2008-01-08 Richard Guenther <rguenther@suse.de>
9035 PR tree-optimization/34683
9036 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9038 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9041 * config/darwin.c (darwin_mergeable_string_section): Don't use
9042 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9044 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9047 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9048 negxf2. Macroize expander using X87MODEF mode iterator. Change
9049 predicates of op0 and op1 to register_operand.
9050 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9051 expander using X87MODEF mode iterator. Change predicates of
9052 op0 and op1 to register_operand.
9053 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9054 corresponding patterns and macroize using MODEF macro. Change
9055 predicates of op0 and op1 to register_operand and remove
9056 "m" constraint. Disparage "r" alternative with "!".
9057 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9058 macroize using X87MODEF macro. Change predicates of op0 and op1
9059 to register_operand and remove "m" constraint. Disparage "r"
9060 alternative with "!".
9061 (absneg splitter with memory operands): Remove.
9062 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9063 patterns and macroize using X87MODEF mode iterator.
9064 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9065 Change predicate of op1 to register_operand.
9066 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9067 for memory operands.
9069 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9071 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9073 2008-01-07 Richard Guenther <rguenther@suse.de>
9075 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9078 2008-01-07 Richard Guenther <rguenther@suse.de>
9080 PR tree-optimization/34683
9081 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9082 VOPs of the needed size to save memory. Use VEC_quick_push
9083 to save compile-time.
9084 (vdefs_to_vec): Likewise.
9086 2008-01-07 Sa Liu <saliu@de.ibm.com>
9088 * config/spu/spu.md (divdf3): Genetate inline code for double
9089 division. The implementation doesn't handle INF or NAN, therefore it
9090 only applies when -ffinite-math-only is given.
9092 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9095 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9096 * doc/cpp.texi ([Common Predefined Macros]): Document.
9098 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9100 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9101 order to use commutative addition instead of subtraction.
9103 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9104 Mircea Namolaru <namolaru@il.ibm.com>
9105 Vladimir Yanovsky <yanov@il.ibm.com>
9106 Revital Eres <eres@il.ibm.com>
9108 PR tree-optimization/34263
9109 * tree-outof-ssa.c (process_single_block_loop_latch,
9110 contains_tree_r): New functions.
9111 (analyze_edges_for_bb): Call process_single_block_loop_latch
9112 function to empty single-basic-block latch block if possible.
9114 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9116 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9118 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9120 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9122 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9124 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9126 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9128 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9130 PR tree-optimization/34618
9131 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9134 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9137 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9138 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9139 Update copyright year.
9141 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9142 Update copyright year.
9143 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9146 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9148 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9149 edge does not point to current bb before changing need_assert.
9151 2008-01-04 Richard Guenther <rguenther@suse.de>
9154 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9155 for verifying purposes if they are is_gimple_min_invariant.
9157 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9159 PR tree-optimization/34448
9160 PR tree-optimization/34465
9161 * gimplify.c (gimplify_init_constructor): Add new parameter
9162 notify_temp_creation. Use it.
9163 (gimplify_modify_expr_rhs): Take volatiles into account when
9164 optimizing constructors.
9165 Do not optimize constructors if gimplify_init_constructor will dump to
9167 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9168 * gcc.c-torture/compile/pr34448.c: New.
9170 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9172 PR gcov-profile/34609
9173 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9174 return_slot if result is TREE_ADDRESSABLE.
9176 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9178 * config/mips/mips.md (sqrt_condition): Tweak comment.
9179 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9181 2008-01-03 Tom Tromey <tromey@redhat.com>
9184 * c-common.c (c_type_hash): Handle VLAs.
9186 2008-01-03 Jan Hubicka <jh@suse.cz>
9188 PR tree-optimization/31081
9189 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9190 0 when inlining and not inlining to first basic block.
9191 (remap_decl): When var is initialized to 0, don't set default_def.
9192 (expand_call_inline): Set entry_bb.
9193 * tree-inline.h (copy_body_data): Add entry_bb.
9195 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9198 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9201 PR tree-optimization/29484
9202 * tree-inline.c (inline_forbidden_p_2): New function.
9203 (inline_forbidden_p): Disallow inlining if some static var
9204 has an address of a local LABEL_DECL in its initializer.
9205 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9208 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9210 PR tree-optimization/34635
9211 * tree-data-ref.c (add_other_self_distances): Make sure that the
9212 evolution step is constant.
9214 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9217 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9219 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9221 * tree-sra.c (scalarize_init): Insert the generate_element_init
9222 statements after the generate_element_zero statements.
9224 2008-01-02 Richard Guenther <rguenther@suse.de>
9228 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9229 for very large number of operands instead of ICEing.
9231 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9234 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9235 while stack probing.
9237 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9239 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9242 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9245 * tree-mudflap.c (mx_register_decls): Guard warning by
9246 !DECL_ARTIFICIAL check.
9248 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9250 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9251 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9252 sse5_perm<mode>): Fix constraints.