1 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
6 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
8 * value-prof.c (interesting_stringop_to_profile): Do not
9 return early for BUILT_IN_MEMPCPY.
11 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13 * calls.c (expand_call): Don't use callgraph to increase
14 preferred_stack_boundary.
16 * cgraph.h (cgraph_rtl_info): Use unsigned on
17 preferred_incoming_stack_boundary.
19 * final.c (rest_of_clean_state): Use unsigned on
20 preferred_stack_boundary.
22 2008-05-09 Tom Tromey <tromey@redhat.com>
24 PR preprocessor/22231:
25 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
28 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
30 PR tree-optimization/36129
31 * tree-ssa-cpp.c: Include value-prof.h.
32 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
33 built-in function was folded to a constant.
34 * Makefile.in (tree-ssa-cpp.c): Depend on value-prof.h
36 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
37 Sebastian Pop <sebastian.pop@amd.com>
39 * tree-scalar-evolution.c: Document instantiate_scev.
40 (instantiate_parameters_1): Renamed instantiate_scev_1.
41 Don't use the same loop for instantiation_loop and evolution_loop.
42 (instantiate_scev): New.
43 (instantiate_parameters): Moved...
44 (resolve_mixers): Update call to instantiate_scev_1 to pass the
45 same loop twice. Maintains the semantics for this function.
46 * tree-scalar-evolution.h (instantiate_scev): Declare.
47 (instantiate_parameters): ...here. Now static inline.
48 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
49 instead of resolve_mixers.
51 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
53 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
55 2008-05-09 Tomas Bily <tbily@suse.cz>
57 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
58 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
59 * tree-ssa-structalias.c (get_constraint_for): Likewise.
60 * c-common.c (c_common_truthvalue_conversion): Likewise.
61 * tree-object-size.c (compute_object_offset): Likewise.
62 * tree-inline.c (estimate_num_insns_1): Likewise.
63 * varasm.c (const_hash_1, compare_constant, copy_constant)
64 (compute_reloc_for_constant, output_addressed_constants)
65 (initializer_constant_valid_p): Likewise.
66 * c-omp.c (check_omp_for_incr_expr): Likewise.
67 * gimplify.c (gimplify_expr): Likewise.
68 * c-typeck.c (c_finish_return): Likewise.
69 * tree-vectorizer.c (supportable_widening_operation)
70 (supportable_narrowing_operation): Likewise.
71 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
72 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
73 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
74 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
75 (descr_info_loc): Likewise.
76 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
77 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
78 (fold_unary): Likewise.
79 * builtins.c (get_pointer_alignment): Likewise.
80 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
81 (instantiate_parameters_1): Likewise.
82 * tree.c (expr_align, stabilize_reference): Likewise.
83 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
84 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
85 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
86 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
87 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
88 * c-common.c (c_alignof_expr, check_function_arguments_recurse): Likewise.
89 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
90 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
91 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
92 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
93 (forward_propagate_comparison)
94 (tree_ssa_forward_propagate_single_use_vars): Likewise.
95 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
96 * emit-rtl.c (component_ref_for_mem_expr)
97 (set_mem_attributes_minus_bitpos): Likewise.
98 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
99 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr): Likewise.
100 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
101 (build_function_call, pointer_diff, build_compound_expr)
102 (c_finish_return): Likewise.
103 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
104 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1): Likewise.
105 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
106 * expr.c (is_aligning_offset): Likewise.
107 * tree-ssa-alias.c (is_escape_site): Likewise.
108 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
109 (check_all_va_list_escapes): Likewise.
110 * tree-ssa-loop-ivopts.c (determine_base_object)
111 (determine_common_wider_type): Likewise.
112 * dojump.c (do_jump): Likewise.
113 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
114 * tree-gimple.c (is_gimple_cast): Likewise.
115 * fold-const.c (decode_field_reference, )
116 (fold_sign_changed_comparison, fold_unary, fold_comparison)
117 (fold_binary): Likewise.
118 * tree-ssa-alias-warnings.c (find_alias_site_helper)
119 (already_warned_in_frontend_p): Likewise.
120 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
121 * tree.c (really_constant_p, get_unwidened): Likewise.
122 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
123 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
124 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1): Likewise.
125 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use CONVERT_EXPR_P.
126 (CONVERT_EXPR_P): Define.
127 (CASE_CONVERT): Define.
129 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
132 * dce.c (deletable_insn_p): Do not delete calls if
134 (delete_unmarked_insns): When deleting a call, call
135 delete_unreachable_blocks.
136 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
137 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed
140 2008-05-08 Richard Guenther <rguenther@suse.de>
142 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
143 (-ftree-salias): Likewise.
144 (salias-max-implicit-fields): Remove param documentation.
145 (salias-max-array-elements): Likewise.
146 * tree-pass.h (pass_create_structure_vars): Remove.
147 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
148 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
149 * tree-ssa-alias.c (create_structure_vars): Remove.
150 (gate_structure_vars): Likewise.
151 (pass_create_structure_vars): Likewise.
152 (gate_build_alias): Likewise.
153 (pass_build_alias): Adjust to run always and dump the function.
154 * common.opt (ftree-salias): Hide.
155 * passes.c (init_optimization_passes): Remove
156 pass_create_structure_vars, adjust comment.
157 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
158 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
159 * opts.c (decode_options): Do not set flag_tree_salias.
160 (common_handle_option): Add OPT_ftree_salias to the backward
161 compatibility section.
163 2008-05-08 Richard Guenther <rguenther@suse.de>
165 * tree-flow-inline.h (var_can_have_subvars): Move ...
166 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
167 * tree-flow.h (var_can_have_subvars): Remove.
168 (push_fields_onto_fieldstack): Remove.
169 (sort_fieldstack): Likewise.
170 (struct fieldoff): Move ...
171 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
172 alias_set and base_for_components fields.
173 (sort_fieldstack): Make static.
174 (push_fields_onto_fieldstack): Likewise. Remove code that
175 handles anything but RECORD_TYPEs. Remove alias_set and
176 base_for_components handling.
177 (create_variable_info_for): Adjust.
179 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
181 * common.opt (Wframe-larger-than=): Shorten the help message
183 * doc/invoke.texi (Wframe-larger-than=): Add more description.
185 2008-05-08 Rafael Espindola <espindola@google.com>
187 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
189 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
190 trap and that both operands are gimple values.
191 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
192 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
195 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
197 * read-rtl.c (join_c_conditions): Return the first string if the
198 two strings are equal.
200 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
202 * gensupport.h (pred_data): Add a "num_codes" field.
203 (add_predicate_code): Declare.
204 * gensupport.c (add_predicate_code): New function.
205 (std_pred_table): Add an "allows_const_p" field.
206 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
207 Remove the (incomplete) list of such codes from the codes field.
208 (init_predicate_table): Use add_predicate_code. Add all
209 RTX_CONST_OBJs if allows_const_p is true.
210 * genrecog.c (process_define_predicate): Use add_predicate_code.
212 2008-05-08 David Daney <ddaney@avtrex.com>
213 Richard Sandiford <rsandifo@nildram.co.uk>
215 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
216 special case of constant zero operands.
217 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
218 old and new values. Special case constant zero values.
219 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
221 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
222 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
224 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
227 * simplify-rtx.c (simplify_plus_minus): Create CONST of
228 similar RTX_CONST_OBJ before CONST_INT.
230 2008-05-08 Steve Ellcey <sje@cup.hp.com>
232 * stmt.c (expand_stack_restore): Change sa mode if needed.
234 2008-05-08 Richard Guenther <rguenther@suse.de>
236 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
238 (ix86_sol10_return_in_memory): Likewise.
239 (ix86_i386elf_return_in_memory): Likewise.
240 (ix86_i386interix_return_in_memory): Likewise.
241 * config/i386/i386.c (ix86_return_in_memory): Likewise.
242 (ix86_sol10_return_in_memory): Likewise.
243 (ix86_i386elf_return_in_memory): Likewise.
244 (ix86_i386interix_return_in_memory): Likewise.
246 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
249 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
251 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
252 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
255 2008-05-08 Richard Guenther <rguenther@suse.de>
257 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
258 * tree-data-ref.h (struct dr_alias): Remove subvars field.
259 (DR_SUBVARS): Remove.
260 * tree-dfa.c (dump_subvars_for): Remove.
261 (debug_subvars_for): Likewise.
262 (dump_variable): Do not dump subvars.
263 (remove_referenced_var): Do not remove subvars.
264 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
265 (lookup_subvars_for_var): Remove.
266 (get_subvars_for_var): Likewise.
267 (get_subvars_at): Likewise.
268 (get_first_overlapping_subvar): Likewise.
269 (overlap_subvar): Likewise.
270 * tree-flow.h (subvar_t): Remove.
271 (struct var_ann_d): Remove subvars field.
272 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
273 argument. Remove special handling of SFTs.
274 (compute_tag_properties): Likewise.
275 (set_initial_properties): Likewise.
276 (compute_call_clobbered): Likewise.
277 (count_mem_refs): Likewise.
278 (compute_memory_partitions): Likewise.
279 (compute_flow_insensitive_aliasing): Likewise.
280 (setup_pointers_and_addressables): Likewise.
281 (new_type_alias): Likewise.
282 (struct used_part): Remove.
283 (used_portions): Likewise.
284 (struct used_part_map): Likewise.
285 (used_part_map_eq): Likewise.
286 (used_part_map_hash): Likewise.
287 (free_used_part_map): Likewise.
288 (up_lookup): Likewise.
289 (up_insert): Likewise.
290 (get_or_create_used_part_for): Likewise.
291 (create_sft): Likewise.
292 (create_overlap_variables_for): Likewise.
293 (find_used_portions): Likewise.
294 (create_structure_vars): Likewise.
295 * tree.def (STRUCT_FIELD_TAG): Remove.
296 * tree.h (MTAG_P): Adjust.
297 (struct tree_memory_tag): Remove base_for_components and
298 unpartitionable flags.
299 (struct tree_struct_field_tag): Remove.
300 (SFT_PARENT_VAR): Likewise.
301 (SFT_OFFSET): Likewise.
302 (SFT_SIZE): Likewise.
303 (SFT_NONADDRESSABLE_P): Likewise.
304 (SFT_ALIAS_SET): Likewise.
305 (SFT_UNPARTITIONABLE_P): Likewise.
306 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
307 (union tree_node): Remove sft field.
308 * alias.c (get_alias_set): Remove special handling of SFTs.
309 * print-tree.c (print_node): Remove handling of SFTs.
310 * tree-dump.c (dequeue_and_dump): Likewise.
311 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
312 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
313 * tree-predcom.c (set_alias_info): Do not set subvars.
314 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
315 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
316 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
317 (add_vars_for_offset): Remove.
318 (add_virtual_operand): Remove special handling of SFTs.
319 (add_call_clobber_ops): Likewise.
320 (add_call_read_ops): Likewise.
321 (get_asm_expr_operands): Likewise.
322 (get_modify_stmt_operands): Likewise.
323 (get_expr_operands): Likewise.
324 (add_to_addressable_set): Likewise.
325 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
326 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
327 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not
329 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
330 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
331 (tree_node_structure): Likewise.
332 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
334 (find_what_p_points_to): Likewise.
336 2008-05-08 Sa Liu <saliu@de.ibm.com>
338 * config/spu/spu.md: Fixed subti3 pattern.
340 2008-05-08 Richard Guenther <rguenther@suse.de>
343 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
344 sure to create a representative for trailing arrays for PTA.
346 2008-05-08 Richard Guenther <rguenther@suse.de>
349 * fold-const.c (operand_equal_p): Two objects which types
350 differ in pointerness are not equal.
352 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
354 * calls.c (compute_argument_block_size): Add argument tree fndecl.
355 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
356 (emit_library_call_value_1): Add new variable fndecl initialized by
357 NULL_TREE. It should be the decl type of orgfun, but this information
358 seems not to be available here, so it uses the default calling abi.
359 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
360 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
361 by TARGET_RETURN_IN_MEMORY.
362 * config/i386/i386-interix.h: Likewise.
363 * config/i386/i386.h: Likewise.
364 * config/i386/i386elf.h: Likewise.
365 * config/i386/ptx4-i.h: Likewise.
366 * config/i386/sol2-10.h: Likewise.
367 * config/i386/sysv4.h: Likewise.
368 * config/i386/vx-common.h: Likewise.
369 * config/cris/cris.h: Removed #if 0 clause.
370 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
371 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
373 (ix86_sol10_return_in_memory): Likewise.
374 (ix86_i386elf_return_in_memory): New.
375 (ix86_i386interix_return_in_memory): New.
376 * config/mt/mt-protos.h (mt_return_in_memory): New.
377 * config/mt/mt.c: Likewise.
378 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
379 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
380 * config/bfin/bfin.h: Likewise.
381 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
383 * config/bfin/bfin.c: Likewise.
384 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
385 * config/alpha/unicosmk.h: Likewise.
386 * config/i386/cygming.h: Likewise.
387 * config/iq2000/iq2000.h: Likewise.
388 * config/mips/mips.h: Likewise.
389 * config/mn10300/mn10300.h: Likewise.
390 * config/rs6000/rs6000.h: Likewise.
391 * config/score/score.h: Likewise.
392 * config/spu/spu.h: Likewise.
393 * config/v850/v850.h: Likewise.
394 * defaults.h: Likewise.
395 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
396 * expr.c (emit_block_move): Adjust use of
397 OUTGOING_REG_PARM_STACK_SPACE.
398 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
399 OUTGOING_REG_PARM_STACK_SPACE.
400 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
402 2008-05-08 Jakub Jelinek <jakub@redhat.com>
404 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
405 on OMP_RETURN for OMP_FOR.
408 * dwarf2out.c (dw_expand_expr, common_check): Removed.
409 (fortran_common): New function.
410 (gen_variable_die): Call fortran_common instead of common_check,
411 adjust for it returning tree instead of rtx. Formatting.
413 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
417 * see.c (see_copy_insn): Copy new pure const attributes for new call.
418 * c-decl.c (merge_decls): Ditto.
419 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
420 to RTL_CONST_OR_PURE_CALL_P.
421 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
422 Initialized DECL_LOOPING_CONST_PURE.
423 (process_call_operands): Set tree_side_effects properly.
424 * tree.h (TREE_READONLY_DECL_P): Removed.
425 (DECL_IS_PURE): Renamed to DECL_PURE_P.
426 (DECL_LOOPING_OR_CONST_P): New macro.
427 (struct tree_function_decl): Added looping_const_or_pure_p.
429 (ECF_LOOPING_OR_CONST_P): New macro.
430 * rtlanal.c (pure_const_p): Removed.
431 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
432 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
434 * ipa-pure-const.c (pure_const_state_e): Added looping field.
435 (check_decl, check_tree, check_call, scan_function): Initialize
437 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
438 (static_execute): Set looping true for recursive functions.
439 Undo setting state to IPA_NEITHER for recursive functions.
441 * ifcvt.c (noce_can_store_speculate_p): Changed
442 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
443 RTL_CONST_OR_PURE_CALL_P.
444 * dse.c (scan_insn): Ditto.
445 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
446 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
447 RTL_CONST_OR_PURE_CALL_P.
448 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
449 pure_call_p to RTL_CONST_CALL_P.
450 * gimplify.c (gimplify_call_expr): Clear side effects for
451 non-looping pure and constant calls.
452 * calls.c (emit_call_1): Set rtl flags from ecf flags.
453 (flags_from_decl_or_type): Set ecf flags from decl flags.
454 (initialize_argument_information): Turn off
455 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
456 Change const to pure if callee_copies is true rather than just
458 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
459 way of marking pure calls.
460 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
461 Remove hack that was supposed to fix pr7335 and remove old
462 way of marking pure calls.
463 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
464 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
465 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
466 RTL_CONST_OR_PURE_CALL_P.
467 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
468 * loop-invariant.c (find_exits, find_invariant_bb): Changed
469 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
470 * sched-deps.c (schedule_analyze): Ditto.
471 * rtl.h (struct rtx_def): Use call field, unchanging field, and
472 return_val field of calls to represent pure and const function info.
473 (CONST_OR_PURE_CALL_P): Deleted macro.
474 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
475 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
476 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
478 * tree-optimize.c (execute_fixup_cfg): Added test for
479 ECF_LOOPING_CONST_OR_PURE.
480 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
482 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
483 effects for looping pure or const calls.
484 (verify_gimple_expr): Added verification code.
485 * config/alpha/alpha.c (alpha_legitimize_address,
486 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
488 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
489 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
490 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
491 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
492 RTL_CONST_OR_PURE_CALL_P.
493 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
494 and const calls to be deleted.
496 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
499 * config/i386/mmx.md (mmx_subv2sf3): New expander.
500 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
501 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
502 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
503 to handle nonimmediate operands.
504 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
505 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
506 to handle nonimmediate operands.
507 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
508 (mmx_pmulhrwv4hi3): New expander. Use
509 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
510 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
511 (sse2_umulv1siv1di3): New expander. Use
512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
513 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
514 (mmx_eq<mode>3): New expander. Use
515 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
516 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
517 (mmx_uavgv8qi3): New expander. Use
518 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
519 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
520 (mmx_uavgv4hi3): New expander. Use
521 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
524 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
525 to handle nonimmediate operands.
526 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
527 to handle nonimmediate operands.
528 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
529 to handle nonimmediate operands.
530 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
531 to handle nonimmediate operands.
532 (sse2_unpckhpd_exp): New expander. Use
533 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
534 (sse2_unpcklpd_exp): New expander. Use
535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
536 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
537 to handle nonimmediate operands.
538 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
539 to handle nonimmediate operands.
540 (*sse2_<plusminus_insn><mode>3): Rename from
541 sse2_<plusminus_insn><mode>3 insn pattern.
542 (sse2_<plusminus_insn><mode>3): New expander. Use
543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
544 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
545 (sse2_umulv2siv2di3): New expander. Use
546 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
547 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
548 (sse4_1_mulv2siv2di3): New expander. Use
549 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
550 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
551 (sse2_pmaddwd): New expander. Use
552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
553 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
554 (sse2_eq<mode>3): New expander. Use
555 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
556 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
557 (sse4_1_eqv2di3): New expander. Use
558 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
559 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
560 (sse2_uavgv16qi3): New expander. Use
561 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
562 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
563 (sse2_uavgv16qi3): New expander. Use
564 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
565 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
566 (sse2_uavgv8hi3): New expander. Use
567 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
568 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
569 (ssse3_pmulhrswv8hi3): New expander. Use
570 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
571 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
572 (ssse3_pmulhrswv4hi3): New expander. Use
573 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
575 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
576 (<sse>_vmmul<mode>3): Ditto.
577 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
579 (ssse3_pmaddubsw128): Use register_operand for operand 1.
580 (ssse3_pmaddubsw): Ditto.
582 * config/i386/i386.c (struct_builtin_description)
583 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
584 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
585 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
586 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
587 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
588 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
589 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
590 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
591 (ix86_fixup_binary_operands): Assert that src1
592 and src2 must have the same mode when swapped.
593 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
594 and ix86_binary_operator_ok. Do not force operands in registers
597 2008-05-07 Jan Hubicka <jh@suse.cz>
599 * cgraph.c (dump_cgraph_node): Update.
600 * cgraph.h (cgraph_local_info): Break out inline summary.
601 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
603 * ipa-inline (inline_summary): New accestor function.
604 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
605 cgraph_decide_inlining, compute_inline_parameters): Update.
606 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
608 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
610 Cleanup ColdFire scheduling support and add V4 pipeline model.
612 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
613 (define_attr cpu): Add cfv4 value.
614 (define_attr type, define_attr type1): Merge into a single 'type'
615 attribute. Update all uses.
616 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
617 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
619 (define_attr opx_mem, define_attr opy_mem): Remove.
620 (define_attr op_mem): Clean up, update comment.
621 (define_attr size): Use specific values instead of general int.
622 (define_attr guess, define_attr split): Remove. Update all uses.
623 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
624 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
625 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
626 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
627 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
628 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
629 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
630 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
631 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
632 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
633 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
634 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
635 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
636 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
637 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
638 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
639 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
640 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
641 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
642 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
643 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
644 Update or set attributes.
645 (stack_tie): New fake instruction.
647 * config/m68k/m68k.h (TUNE_CFV4): New macro.
648 (m68k_sched_attr_size): Update declaration.
649 (m68k_sched_attr_type2): Remove.
650 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
651 Declare new bypass predicates.
653 * config/m68k/m68k.c (m68k_sched_issue_rate,
654 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
656 (TARGET_SCHED_ISSUE_RATE,
657 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
658 (override_options): Handle scheduling for ColdFire V4 core.
659 (m68k_expand_prologue): Emit stack_tie.
660 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
661 'OP_TYPE_FPN'. Update all uses.
662 (sched_guess_p): Remove.
663 (sched_address_type): Handle symbolic addresses.
664 (sched_get_operand): New static function.
665 (sched_operand_type): Merge into sched_attr_op_type.
666 (sched_attr_op_type): Handle FP registers, handle quick constants,
668 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
669 (m68k_sched_attr_size): Update. Move logic to ...
670 (sched_get_attr_size_int): New static function.
671 (sched_get_opxy_mem_type): New static function.
672 (m68k_sched_attr_op_mem): Update.
673 (m68k_sched_attr_type2): Remove.
674 (sched_cfv4_bypass_data): New static variable.
675 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
676 (m68k_sched_issue_rate): Implement scheduler hook.
677 (struct _sched_ib: enabled_p): New field.
678 (m68k_sched_variable_issue): Update. Handle V4.
679 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
680 sched_dump_class_func_t, sched_dump_split_class,
681 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
682 sched_dump_dfa_class, m68k_sched_dump): Remove.
683 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
685 (m68k_sched_init_global): Remove statisctics dumping, introduce
686 sanity check that all instructions have pipeline reservations. Handle
688 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
689 Handle ColdFire V4 core.
690 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
691 New static functions.
692 (m68k_sched_address_bypass_p): New bypass predicate.
693 (sched_get_indexed_address_scale): New static function.
694 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
696 * cf.md: Update comments.
697 (define_attr type2): Remove. Use 'type' attribute instead.
699 (cf_ib): Rename to cfv123_ib. Update all uses.
700 (cf_oep): Rename to cfv123_oep. Update all uses.
701 (cf_chr): Rename to cfv123_chr. Update all uses.
702 (cf_mem): Rename to cfv123_mem. Update all uses.
703 (cf_mac): Move to more appropriate place.
704 (cfv123_guess): New automaton and cpu_unit.
705 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
706 Update uses of 'size' attribute. Handle before reload scheduling.
707 (cfv123_guess): New dummy reservation for unhandled instructions.
708 (cfv4_*): Pipeline description of ColdFire V4 core.
709 (ignore): New reservation to handle 'ignore' type.
711 2008-05-07 Ian Lance Taylor <iant@google.com>
714 * gimplify.c (find_single_pointer_decl_1): Don't look through
716 (find_single_pointer_decl): Adjust comments.
718 2008-05-07 Jakub Jelinek <jakub@redhat.com>
721 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
722 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
725 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
726 integral type rather than floating point, then VIEW_CONVERT_EXPR
727 to the floating point type.
729 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
731 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
732 TFmode op0 to register.
734 2008-05-07 Alan Modra <amodra@bigpond.net.au>
736 * c-decl.c (grokdeclarator): Comment typo.
738 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
740 * tree-flow.h: Remove prototype for computed_goto_p.
741 * tree-cfg.c (computed_goto_p): Make static.
743 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
746 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
747 (contains_aligned_value_p): This. Handle _Decimal128.
748 (ix86_function_arg_boundary): Only align _Decimal128 to its
749 natural boundary and handle it properly.
751 2008-05-06 Martin Jambor <mjambor@suse.cz>
753 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
754 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
755 (ipcp_method_set_orig_node): Removed.
756 (ipcp_cval_get_cvalue_type): Removed.
757 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
758 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
759 (ipcp_cval_set_cvalue_type): Removed.
760 (ipcp_cval_get_cvalue): Removed.
761 (ipcp_cval_set_cvalue): Removed.
762 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
763 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
764 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
765 (ipcp_cval_meet): Renamed to ipa_lattice_meet
766 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
767 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
768 (ipcp_get_ith_lattice): Changed parameters.
769 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
770 (ipcp_lattice_from_jfunc): Changed parameters.
771 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
772 (ipcp_method_cval_print): Added temporary variable info.
773 (ipcp_redirect): Removed already unused local variable caller.
774 (ipcp_redirect): New temporary variable orig_callee_info
775 (ipcp_redirect): Removed newly unused local variable callee.
776 (ipcp_redirect): Removed (a bit confusing) local variable type.
777 (ipcp_insert_stage): Added local variable info.
778 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
780 (ipcp_formal_create): Removed.
781 (ipcp_method_cval_set): Removed.
782 (ipcp_propagate_stage): Renamed lattice variables.
783 (ipcp_method_cval_set_cvalue_type): Removed.
784 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
785 (ipcp_print_all_lattices): Changed printed strings to refer to
786 lattices rather than cvals.
787 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
788 (ipcp_propagate_const): Changed formal parameters.
789 (build_const_val): Changed formal parameters.
790 (ipcp_insert_stage): Removed useless variable cvalue
791 (build_const_val): Changed formal parameters.
792 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
793 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
794 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
795 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
796 (ipcp_print_func_profile_counts): Changed string from "method" to
798 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
799 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
800 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
801 (ipcp_structures_print): Renamed to ipcp_print_all_structures
802 (ipcp_profile_print): Renamed to ipcp_print_profile_data
803 (ipcp_lat_is_const): Changed parameters and made inline.
804 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
805 (ipcp_redirect): Renamed to ipcp_need_redirect_p
806 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
807 the predicate condition directly
808 (ipcp_propagate_stage): Added local variable args. Removed local
809 variable callee. (Both are mere code simplifications.)
810 (ipcp_method_dont_insert_const): Renamed to
811 ipcp_node_not_modifiable_p.
812 (ipcp_node_not_modifiable_p): Made inline.
813 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
814 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
815 (ipcp_print_all_lattices): Removed variable cvalue
816 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
819 2008-05-06 Olivier Hainque <hainque@adacore.com>
821 * tree-sra.c (try_instantiate_multiple_fields): Early return
822 if field has POINTER_TYPE.
824 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
826 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
827 by using 'q' specifier for instruction.
828 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
830 2008-05-06 Anatoly Sokolov <aesok@post.ru>
832 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
833 Change mode of zero_extract from QImode to HImode.
834 (sign bit tests peepholes): (Ditto.).
836 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/mmx.md: Remove double backslashes from asm templates.
839 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
840 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
841 to handle nonimmediate operands.
842 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
843 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
844 to handle nonimmediate operands.
845 (*mmx_<code>v2sf3_finite): New insn pattern.
846 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
847 (mmx_<code>v2sf3): New expander. Use
848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
849 (mmx_<plusminus_insn><mode>3): New expander. Use
850 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
851 (*mmx_<plusminus_insn><mode>3): New insn pattern.
852 (mmx_add<mode>3): Removed.
853 (mmx_ssadd<mode>3): Ditto.
854 (mmx_usadd<mode>3): Ditto.
855 (mmx_sub<mode>3): Ditto.
856 (mmx_sssub<mode>3): Ditto.
857 (mmx_ussub<mode>3): Ditto.
858 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
859 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
860 to handle nonimmediate operands.
861 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
863 (mmx_smulv4hi3_highpart): New expander. Use
864 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
865 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
867 (mmx_umulv4hi3_highpart): New expander. Use
868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
869 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
870 (mmx_<code>v4hi3): New expander. Use
871 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
872 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
873 (mmx_<code>v8qi3): New expander. Use
874 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
875 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
876 (mmx_<code><mode>3): New expander. Use
877 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
879 2008-05-05 Jan Hubicka <jh@suse.cz>
881 PR tree-optimization/36118
882 * passes.c (pass_init_dump_file): Fix dump header.
884 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
888 VCE for function decls.
890 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
892 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
894 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
896 * config/i386/i386.md (sat_plusminus): New.
897 (plusminus_insn): Likewise.
898 (plusminus_mnemonic): Likewise.
900 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
901 (*<addsub><mode>3_cc_overflow): Renamed to ...
902 (*<plusminus_insn><mode>3_cc_overflow): This.
903 (*<addsub>si3_zext_cc_overflow): Renamed to ...
904 (*<plusminus_insn>si3_zext_cc_overflow): This.
906 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
907 (<plusminus_insn><mode>3): This.
908 (*<addsub><mode>3): Renamed to ...
909 (*<plusminus_insn><mode>3): This.
910 (<sse>_vm<addsub><mode>3): Renamed to ...
911 (<sse>_vm<plusminus_insn><mode>3): This.
912 (sse3_h<addsub>v4sf3): Renamed to ...
913 (sse3_h<plusminus_insn>v4sf3): This.
914 (sse3_h<addsub>v2df3): Renamed to ...
915 (sse3_h<plusminus_insn>v2df3): This.
916 (<plusminus_insn><mode>3): New.
917 (*<plusminus_insn><mode>3): Likewise.
918 (sse2_<plusminus_insn><mode>3): Likewise.
919 (add<mode>): Removed.
920 (*add<mode>3): Likewise.
921 (sse2_ssadd<mode>3): Likewise.
922 (sse2_usadd<mode>3): Likewise.
923 (sub<mode>3): Likewise.
924 (*sub<mode>3): Likewise.
925 (sse2_sssub<mode>3): Likewise.
926 (sse2_ussub<mode>3): Likewise.
928 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
930 * gthr-single.h: Add in required interface elements as per gthr.h.
931 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
932 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
933 Generalize UNUSED macro.
934 (__gthread_once): Add.
935 (__gthread_key_create): Add.
936 (__gthread_key_delete): Add.
937 (__gthread_getspecific): Add.
938 (__gthread_setspecific): Add.
940 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
942 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
943 the same size types for the indirect reference on the rhs, then
946 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.md
949 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
950 one insn template instead of template series.
951 (*xordi_1_rex64): Ditto.
952 (*xordi_2_rex64): Ditto.
954 2008-05-05 Ira Rosen <irar@il.ibm.com>
956 PR tree-optimization/36119
957 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
960 2008-06-04 Jan Hubicka <jh@suse.cz>
962 tree-optimization/36100
963 * tree-pass.h (pass_O0_always_inline): Declare.
964 * ipa-inline.c (inline_transform): Remove dead code.
965 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
966 pass_O0_always_inline): New.
967 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
969 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
971 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
972 mnemonic in this_param move for TARGET_64BIT.
974 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
976 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
977 (*strmovsi_rex_1): Ditto.
978 (*strsetsi_1): Ditto.
979 (*strsetsi_rex_1): Ditto.
981 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
982 adddicc expanders using SWI mode iterator.
984 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
987 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
990 2008-05-04 David S. Miller <davem@davemloft.net>
992 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
993 (sparc*-*-linux*): Use linux.h in tm_file.
994 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
995 compiler defaulting to 32-bit.
996 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
998 * config/sparc/linux.h: Remove definitions now obtained
999 properly from linux.h
1000 * config/sparc/linux64.h: Likewise.
1001 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1002 don't want this setting for 32-bit builds in a biarch compiler.
1003 * doc/install.texi: Add sparc-linux to list of targets
1004 supporting --enable-targets=all.
1006 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1008 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1010 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1012 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1013 after V4SI_FTYPE_V8HI.
1014 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1015 case V4SI_FTYPE_V2DF.
1017 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1019 * doc/invoke.texi (max-flow-memory-locations): Removed.
1020 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1022 2008-05-03 Richard Guenther <rguenther@suse.de>
1025 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1027 2008-05-02 David S. Miller <davem@davemloft.net>
1029 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1031 2008-05-02 Simon Baldwin <simonb@google.com>
1034 * c-common.h (warn_array_subscript_range): Removed.
1035 * c-common.c (warn_array_subscript_range): Ditto.
1036 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1037 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1039 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1041 * config/i386/i386.c (ix86_special_builtin_type): New.
1042 (bdesc_special_args): Likewise.
1043 (ix86_expand_special_args_builtin): Likewise.
1044 (ix86_init_mmx_sse_builtins): Updated.
1045 (ix86_expand_builtin): Updated.
1046 (ix86_expand_store_builtin): Removed.
1047 (ix86_expand_unop_builtin): Likewise.
1049 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1050 * config/i386/mmintrin.h (__v2sf): Here.
1052 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1054 (_mm_loadl_pi): Likewise.
1055 (_mm_storeh_pi): Replace __v2si with __v2sf.
1056 (_mm_storel_pi): Likewise.
1058 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1059 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1060 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1061 __builtin_ia32_loadlpd.
1063 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1065 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1066 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1067 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1068 (ix86_init_mmx_sse_builtins): Updated.
1069 (ix86_expand_args_builtin): Likewise.
1070 (ix86_expand_builtin): Likewise.
1071 (ix86_expand_unop1_builtin): Renamed to ...
1072 (ix86_expand_unop_vec_merge_builtin): This.
1074 2008-05-01 Jan Hubicka <jh@suse.cz>
1077 * ipa-inline.c (inline_generate_summary): Make static.
1078 (inline_transform): Do not call inlining at -O0; make static.
1079 * passes.c (execute_todo): Add sanity check.
1080 (execute_one_ipa_transform_pass): Execute proper flags.
1082 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1084 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1085 (DECL_NONADDRESSABLE_P): Likewise.
1086 * alias.c (record_component_aliases): Fix comment.
1088 2008-05-01 Simon Baldwin <simonb@google.com>
1090 * c-common.h (warn_array_subscript_range): New function.
1091 * c-common.c (warn_array_subscript_range): Ditto.
1092 * tree-vrp.c (check_array_ref): Corrected code to agree with
1093 comment, ignoring only arrays of size 0 or size 1.
1094 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1096 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1098 * config/i386/i386.c (ix86_builtin_type): Replace
1099 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1100 (bdesc_args): Updated.
1101 (ix86_init_mmx_sse_builtins): Likewise.
1102 (ix86_expand_args_builtin): Likewise.
1104 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1107 * doc/extend.texi: Correct __builtin_ia32_palignr.
1109 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1112 * config/i386/i386.c (bdesc_crc32): Removed.
1113 (ix86_expand_crc32): Likewise.
1114 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1115 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1116 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1117 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1118 UINT_FTYPE_UINT_UCHAR.
1119 (bdesc_args): Updated. Add crc32 builtins.
1120 (ix86_init_mmx_sse_builtins): Updated.
1121 (ix86_expand_args_builtin): Updated to support subreg.
1123 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1125 2008-05-01 Jan Hubicka <jh@suse.cz>
1127 * tree-pass.h (opt_pass): Add IPA_PASS.
1128 (varpool_node, cgraph_node): Forward declare.
1129 (ipa_opt_pass): Define.
1130 (pass_ipa_inline): Turn into ipa_opt_pass.
1131 (pass_apply_inline): Remove.
1132 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1133 (apply_inline): Turn into ....
1134 (inline_transform): ... this one.
1135 (inline_generate_summary): New function.
1136 (pass_apply_inline): Remove.
1137 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1139 (struct function): Add ipa_transforms_to_apply.
1140 * passes.c (register_one_dump_file): Work on IPA_PASS.
1141 (init_optimization_passes): Remove pass_inline_parameters and
1143 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1144 (execute_one_pass) ... here; apply transforms when possible.
1145 (add_ipa_transform_pass, execute_ipa_summary_asses,
1146 execute_one_ipa_transform_pass): New.
1147 (execute_ipa_pass_list): Update for IPA_PASS type.
1149 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1151 * config/i386/i386.c (ix86_builtin_type): Add
1152 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1153 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1154 (bdesc_args): Add SSE4a builtins.
1155 (ix86_init_mmx_sse_builtins): Updated.
1156 (ix86_expand_args_builtin): Likewise.
1157 (ix86_expand_builtin): Likewise.
1159 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1161 * config/i386/i386.c (ix86_builtin_type): Add
1162 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1163 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1164 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1165 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1166 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1167 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1168 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1169 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1170 and DI_FTYPE_DI_DI_INT.
1171 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1172 (ix86_init_mmx_sse_builtins): Updated.
1173 (ix86_expand_args_builtin): Likewise.
1174 (ix86_expand_builtin): Likewise.
1175 (ix86_expand_binop_imm_builtin): Removed.
1177 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1179 2008-04-30 Richard Guenther <rguenther@suse.de>
1181 PR tree-optimization/32921
1182 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1184 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1186 * config/arm/arm.c (arm_unwind_emit): Use
1187 crtl->all_throwers_are_sibcalls instead of
1188 cfun->all_throwers_are_sibcalls.
1189 (arm_output_fn_unwind): Likewise.
1190 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1191 instead of cfun->uses_pic_offset_table.
1192 (frv_expand_prologue): Likewise.
1193 (frv_frame_pointer_required): Likewise.
1194 (frv_expand_fdpic_call): Likewise.
1195 (frv_emit_movsi): Likewise.
1196 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1197 cfun->returns_pcc_struct instead of
1198 current_function_returns_pcc_struct.
1199 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1200 instead of cfun->calls_eh_return.
1201 (m32c_pushm_popm): Likewise.
1202 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1203 "extern" declaration.
1205 2008-04-30 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/21636
1208 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1210 (evaluate_stmt): Print the likely value.
1211 (ccp_visit_stmt): Avoid excessive vertical spacing.
1213 2008-04-30 Rafael Espindola <espindola@google.com>
1215 * builtins.c (fold_call_expr): Return realret.
1216 * tree-ssa-threadedge.c
1217 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1218 __builtin_object_size.
1220 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1222 * gcc.c (wrapper_string): New variable.
1223 (insert_wrapper): New function.
1224 (execute): New option -wrapper.
1225 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1227 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1229 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1230 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1231 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1233 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1234 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1235 config/rs6000/e500crtres64gprctr.asm,
1236 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1237 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1238 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1239 config/rs6000/e500crtsav64gprctr.asm,
1240 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1241 config/rs6000/e500crtsavg64gprctr.asm: New files.
1242 * config/rs6000/t-ppccomm: Add build rules for new files.
1243 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1244 * config/rs6000/t-netbsd: Add build rules for new files.
1245 (LIB2FUNCS_STATIC_EXTRA): New variable.
1246 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1247 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1248 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1250 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1252 * config/i386/i386.c (ix86_builtin_type): Add
1253 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1254 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1255 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1256 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1257 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1258 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1259 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1260 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1261 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1262 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1263 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1264 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1265 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1266 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1267 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1268 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1269 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1270 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1271 V1DI_FTYPE_V2SI_V2SI.
1272 (bdesc_2arg): Moved to ...
1274 (ix86_init_mmx_sse_builtins): Updated.
1275 (ix86_expand_args_builtin): Updated. Take a pointer
1276 to const struct builtin_description. Handle comparison
1278 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1279 (ix86_expand_builtin): Updated.
1281 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1282 (ssse3_pmaddubsw128): This.
1283 (ssse3_pmaddubswv4hi3): Renamed to ...
1284 (ssse3_pmaddubsw): This.
1286 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1287 (__builtin_ia32_packssdw128): Likewise.
1288 (__builtin_ia32_packuswb128): Likewise.
1289 (__builtin_ia32_pmaddubsw): Likewise.
1290 (__builtin_ia32_pmaddubsw128): Likewise.
1292 2008-04-30 Richard Guenther <rguenther@suse.de>
1294 PR tree-optimization/14847
1295 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1296 (recognize_bits_test): Use it.
1297 (recognize_single_bit_test): Likewise.
1299 2008-04-30 Martin Jambor <mjambor@suse.cz>
1301 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1302 instead of setting number of formal parameters to zero.
1303 (ipcp_init_stage): Do not set the number of actual parameters to zero
1305 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1306 which are called with variable number of arguments.
1307 (ipcp_insert_stage): Explicitely skipping all nodes which are
1308 called with variable number of arguments.
1309 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1310 number of parameters.
1312 * ipa-prop.h (struct ipa_node_params): Added flag
1313 called_with_var_arguments
1314 (ipa_set_param_count): Added. Changed sole setter to use it.
1315 (ipa_get_param_count): Added. All readers of param_count
1316 converted to use it instead.
1317 (ipa_set_called_with_variable_arg): Added.
1318 (ipa_is_called_with_var_arguments): Added.
1319 (ipa_get_ith_param): Added. All readers of param_decls converted
1321 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1323 (ipa_get_cs_argument_count): Added, all readers of argument_count
1325 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1328 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1329 (struct ipcp_lattice): Renamed cval_type to type
1330 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1332 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1333 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1334 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1335 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1336 (build_const_val): Changed the type of parameter cvalue to tree
1337 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1338 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1340 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1343 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1344 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1345 (ipa_add_method): Renamed to ipa_push_func_to_list
1346 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1347 (ipa_callsite_param_count): Removed.
1348 (ipa_callsite_param_count_set): Removed.
1349 (ipa_callsite_param): Removed.
1350 (ipa_callsite_callee): Removed.
1351 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1352 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1353 (ipa_method_formal_count): Removed.
1354 (ipa_method_formal_count_set): Removed.
1355 (ipa_method_get_tree): Removed.
1356 (ipa_method_tree_map_create): Removed.
1357 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1358 (ipa_create_param_decls_array): Creates the array itself
1359 (ipa_create_param_decls_array): Temporary variable info instead of
1361 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1362 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1363 (get_type): Removed.
1364 (ipa_jf_get_info_type): Removed.
1365 (ipa_node_create): Renamed to ipa_create_node_params
1366 (ipa_free): Renamed to ipa_free_all_node_params
1367 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1368 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1369 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1370 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1371 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1372 ipa_free_all_edge_args
1373 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1374 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1375 (ipa_create_methodlist_node): Removed.
1376 (ipa_methodlist_method): Removed.
1377 (ipa_methodlist_method_set): Removed.
1378 (ipa_methodlist_next_method): Removed.
1379 (ipa_methodlist_next_method_set): Removed.
1380 (ipa_method_is_modified): Removed.
1381 (ipa_method_modify_create): Removed.
1382 (ipa_method_modify_init): Temporary variable info instead of a few
1384 (ipa_detect_param_modifications): Temporary variable info instead of
1386 (ipa_compute_jump_functions): Temporary variable info instead of
1388 (ipa_method_modify_set): Removed.
1389 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1390 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1391 than craph_node as the first parameter.
1392 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1393 (ipa_method_modify_init): Removed.
1394 (ipa_compute_jump_functions): Added a temp variable instead of
1395 repeatadly dereferencing the cgraph_edge.aux pointer
1396 (ipa_callsite_param_set_type): Removed.
1397 (ipa_compute_jump_functions): i renamed to index and moved to
1399 (ipa_callsite_param_set_info_type_formal): Removed.
1400 (ipa_callsite_param_set_info_type): Removed.
1401 (ipa_callsite_param_map_create): Removed.
1402 (ipa_callsite_tree): Removed.
1403 (ipa_callsite_caller): Removed.
1404 (ipa_pop_func_from_list): return_method removed to return_func
1406 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1407 prefixed all values with IPA_. Changed all users.
1408 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1409 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1410 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1411 (union parameter_info): Renamed to jump_func_value.
1412 (union jump_func_value): Renamed value to constant
1413 (struct ipa_jump_func): Renamed info_type to value
1414 (struct ipa_node): Renamed to ipa_node_params
1415 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1416 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1417 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1418 (struct ipa_edge): Renamed to ipa_edge_args
1419 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1420 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1421 (struct ipa_methodlist): Renamed to ipa_func_list
1422 (struct ipa_func_list): method_p renamed to node, next_method
1424 (ipa_methodlist_p): Removed, switched all users to struct pointer
1425 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1427 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1429 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1430 (rs6000_emit_epilogue): Use backchain to restore only when we
1431 have a large frame. Make use of frame pointer to restore if we
1432 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1434 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1436 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1437 Add mode to zero_extract.
1438 (sign bit tests peepholes): (Ditto.).
1440 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1442 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1443 Instructions in comments with SSE3.
1444 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1445 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1446 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1447 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1448 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1449 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1450 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1451 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1452 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1453 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1454 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1455 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1456 (bdesc_sse_args): Renamed to ...
1457 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1458 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1459 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1461 (bdesc_1arg): Moved to ...
1463 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1464 Instructions in comments with SSE3.
1465 (ix86_expand_sse_operands_builtin): Renamed to ...
1466 (ix86_expand_args_builtin): This. Updated.
1467 (ix86_expand_unop1_builtin): Update comments.
1468 (ix86_expand_builtin): Updated.
1470 2008-04-29 Richard Guenther <rguenther@suse.de>
1472 PR tree-optimization/36078
1473 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1474 Update virtual SSA form after cleaning up the CFG.
1476 2008-04-29 Richard Guenther <rguenther@suse.de>
1479 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1481 2008-04-29 Richard Guenther <rguenther@suse.de>
1483 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1484 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1485 (compute_flow_insensitive_aliasing): Do not treat
1486 PTR_IS_REF_ALL pointers special.
1487 (get_smt_for): Likewise.
1488 (may_alias_p): Re-structure.
1489 (is_escape_site): A ref-all pointer conversion is not an escape site.
1490 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1491 PTR_IS_REF_ALL pointers special.
1492 * tree-ssa-structalias.h (struct alias_info): Remove
1493 ref_all_symbol_mem_tag field.
1494 (PTR_IS_REF_ALL): Remove.
1496 2008-04-29 Richard Guenther <rguenther@suse.de>
1499 * fold-const.c (extract_muldiv_1): In combining division constants
1500 make sure to never overflow.
1502 2008-04-29 Nick Clifton <nickc@redhat.com>
1504 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1506 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1509 * optc-gen.awk: Work around HP-UX/IA awk bug.
1511 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1513 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1516 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1519 * config/i386/i386.md
1520 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1521 Change operand 1 predicate to nonimmediate_operand.
1523 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1526 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1528 * gengtype.c (walk_type, write_func_for_structure): Handle
1530 * doc/gty.texi: Document chain_circular.
1532 2008-04-28 Richard Guenther <rguenther@suse.de>
1534 PR tree-optimization/36066
1535 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1538 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1541 * config/i386/i386.md
1542 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1543 Use match_scratch instead of match_operand for operands 3 and 4.
1545 2008-04-27 Richard Guenther <rguenther@suse.de>
1547 PR tree-optimization/18754
1548 PR tree-optimization/34223
1549 * tree-pass.h (pass_complete_unrolli): Declare.
1550 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1551 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1552 Rewrite loop into loop closed SSA form if it is not already.
1553 (tree_unroll_loops_completely): Re-structure to iterate over
1554 innermost loops with intermediate CFG cleanups.
1555 Unroll outermost loops only if requested or the code does not grow
1557 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1558 loops are available.
1559 (tree_vectorize): Instead do so here.
1560 (tree_complete_unroll): Also unroll outermost loops.
1561 (tree_complete_unroll_inner): New function.
1562 (gate_tree_complete_unroll_inner): Likewise.
1563 (pass_complete_unrolli): New pass.
1564 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1565 uses outside of the loop.
1566 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1567 form if it is available.
1568 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1569 * passes.c (init_optimization_passes): Schedule complete inner
1570 loop unrolling pass before the first CCP pass after final inlining.
1572 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1574 * targhooks.h (default_emutls_var_fields,
1575 default_emutls_var_init): Declare.
1576 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1577 * target.h (struct gcc_target): Add struct emutls member.
1578 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1579 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1580 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1581 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1582 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1583 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1584 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1585 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1586 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1587 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1588 emit debug information.
1589 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1590 * varasm.c: Include targhooks.h.
1591 (emutls_object_section, emutls_tmpl_section): New.
1592 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1593 (EMUTLS_SEPARATOR): New.
1595 (get_emutls_object_name): New.
1596 (default_emutls_var_fields): New, broken out of ...
1597 (get_emutls_object_type): ... here. Adjust to use target hooks.
1598 (get_emutls_init_templ_addr): Adjust to use target hooks.
1599 (emutls_decl): Adjust to use target hooks.
1600 (emutls_finish): Likewise.
1601 (default_emutls_var_init): New, broken out of ...
1602 (assemble_variable): ... here. Adjust to use target hooks.
1603 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1605 * c-common.c (handle_section_attribute): Prevent overriding
1606 sections for emulated tls with special sections.
1607 * config/i386/i386.c (x86_64_elf_select_section): Add
1608 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1609 (x86_64_elf_unique_section): Likewise.
1610 * config/vxworks.c: Include tree.h.
1611 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1612 (vxworks_override_options): Set TLS scheme.
1613 * doc/tm.texi (Emulated TLS): New node.
1615 2008-04-26 Simon Baldwin <simonb@google.com>
1618 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1619 with propagated string constants.
1621 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1623 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1624 constraint for operand 2 when operand 0 is memory operand.
1625 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1626 operand 0 is memory operand.
1627 (fix_trunc<mode>_i387_with_temp): Ditto.
1628 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1629 operand 2 when operand 1 is memory operand.
1630 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1631 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1632 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1633 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1634 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1635 operands 2,3 and 4 when operand 1 is memory operand.
1636 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1638 (fistdi2_floor_with_temp): Ditto.
1639 (fist<mode>2_floor_with_temp): Ditto.
1640 (fistdi2_ceil_with_temp): Ditto.
1641 (fist<mode>2_ceil_with_temp): Ditto.
1642 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1644 2008-04-26 David Daney <ddaney@avtrex.com>
1646 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1648 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1649 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1650 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1651 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1652 (compare_and_swap_12): New insn.
1653 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1654 * config/mips/mips.c (mips_force_binary): New function.
1655 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1656 (mips_expand_compare_and_swap_12): New function.
1657 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1659 2008-04-25 Jan Hubicka <jh@suse.cz>
1662 * cfgexpand.c (pass_expand): Turn into RTL pass.
1663 * passes.c (execute_one_pass): Do pass typechecking after execution.
1664 * tree-pass.h (pass_expand): Turn into RTL pass.
1666 * function.h (struct rtl_data): Move here fields
1667 accesses_prior_frames, calls_eh_return, saves_all_registers,
1668 has_nonlocal_goto, has_asm_statement, is_thunk,
1669 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1670 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1671 arg_pointer_save_area_init from struct function; turn into bool.
1672 (struct function): Move
1673 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1674 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1675 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1676 tail_call_emit, arg_pointer_save_area_init
1677 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1678 (current_function_returns_struct, current_function_returns_pcc_struct,
1679 current_function_calls_setjmp, current_function_calls_alloca,
1680 current_function_accesses_prior_frames,
1681 current_function_calls_eh_return, current_function_is_thunk,
1682 current_function_stdarg, current_function_profile,
1683 current_function_limit_stack, current_function_uses_pic_offset_table,
1684 current_function_uses_const_pool, current_function_has_nonlocal_label,
1685 current_function_saves_all_registers,
1686 current_function_has_nonlocal_goto,
1687 current_function_has_asm_statement): Remove accesor macros.
1688 * ra-conflict.c (global_conflicts): Update.
1689 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1690 (suitable_for_tail_call_opt_p): Update.
1691 * builtins.c (expand_builtin_return_addr): Update.
1692 (expand_builtin_setjmp_setup): Update.
1693 (expand_builtin_nonlocal_goto): Update.
1694 * final.c (final_start_function): Update.
1695 (profile_function): Update.
1696 (leaf_function_p): Update.
1697 (only_leaf_regs_used): Update.
1698 * df-scan.c (df_get_exit_block_use_set): Update.
1699 * dojump.c (clear_pending_stack_adjust): Update.
1700 * tree-stdarg.c (gate_optimize_stdarg): Update.
1701 * gimple-low.c (lower_function_body): Update.
1702 * global.c (compute_regsets): Update.
1703 (global_alloc): Update.
1704 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1705 * expr.c (expand_assignment): Update.
1706 * dse.c (dse_step0): Update.
1707 (dse_step1): Update.
1708 * c-decl.c (store_parm_decls): Update.
1709 * local-alloc.c (combine_regs): Update.
1710 (find_free_reg): Update.
1711 * function.c (assign_parms_augmented_arg_list): Update.
1712 (assign_parm_find_data_types): Update.
1713 (assign_parms): Update.
1714 (allocate_struct_function): Update.
1715 (expand_function_start): Update.
1716 (expand_function_end): Update.
1717 (get_arg_pointer_save_area): Update.
1718 (thread_prologue_and_epilogue_insns): Update.
1719 (rest_of_match_asm_constraints): Update.
1720 * stor-layout.c (variable_size): Update.
1721 * gcse.c (gcse_main): Update.
1722 (bypass_jumps): Update.
1723 * gimplify.c (gimplify_function_tree): Update.
1724 * calls.c (emit_call_1): Update.
1725 (expand_call): Update.
1726 * bt-load.c (compute_defs_uses_and_gen): Update.
1727 * except.c (sjlj_assign_call_site_values): Update.
1728 (sjlj_emit_function_enter): Update.
1729 (can_throw_external): Update.
1730 (set_nothrow_function_flags): Update.
1731 (expand_builtin_unwind_init): Update.
1732 (expand_eh_return): Update.
1733 (convert_to_eh_region_ranges): Update.
1734 (output_function_exception_table): Update.
1735 * emit-rtl.c (gen_tmp_stack_mem): Update.
1736 * cfgexpand.c (expand_used_vars): Update.
1737 (tree_expand_cfg): Update.
1738 * cfgcleanup.c (rest_of_handle_jump): Update.
1739 * explow.c (allocate_dynamic_stack_space): Update.
1740 * varasm.c (assemble_start_function): Update.
1741 (force_const_mem): Update.
1742 (mark_constant_pool): Update.
1743 * tree-optimize.c (tree_rest_of_compilation): Update.
1744 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1745 * tree-cfg.c (notice_special_calls): Update.
1746 (is_ctrl_altering_stmt): Update.
1747 (tree_can_make_abnormal_goto): Update.
1748 (tree_purge_dead_abnormal_call_edges): Update.
1749 * config/alpha/predicates.md: Update.
1750 * config/alpha/alpha.c (alpha_sa_mask): Update.
1751 (alpha_sa_size): Update.
1752 (alpha_does_function_need_gp): Update.
1753 (alpha_expand_prologue): Update.
1754 (alpha_start_function): Update.
1755 (alpha_output_function_end_prologue): Update.
1756 (alpha_expand_epilogue): Update.
1757 * config/frv/frv.c (frv_stack_info): Update.
1758 (frv_expand_epilogue): Update.
1759 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1760 (s390_register_info): Update.
1761 (s390_frame_info): Update.
1762 (s390_init_frame_layout): Update.
1763 (s390_can_eliminate): Update.
1764 (save_gprs): Update.
1765 * config/spu/spu.c (spu_split_immediate): Update.
1766 (need_to_save_reg): Update.
1767 (spu_expand_prologue): Update.
1768 (spu_expand_epilogue): Update.
1769 * config/sparc/sparc.md: Update.
1770 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1771 (sparc_tls_got): Update.
1772 (legitimize_pic_address): Update.
1773 (sparc_emit_call_insn): Update.
1774 (sparc_expand_prologue): Update.
1775 (output_return): Update.
1776 (print_operand): Update.
1777 (sparc_function_ok_for_sibcall): Update.
1778 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1779 * config/m32r/m32r.md: Update.
1780 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1781 (m32r_compute_frame_size): Update.
1782 (m32r_expand_prologue): Update.
1783 (m32r_expand_epilogue): Update.
1784 (m32r_legitimize_pic_address): Update.
1785 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1786 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1787 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1789 (ix86_save_reg): Update.
1790 (ix86_compute_frame_layout): Update.
1791 (ix86_expand_prologue): Update.
1792 (ix86_expand_epilogue): Update.
1793 * config/sh/sh.c (output_stack_adjust): Update.
1794 (calc_live_regs): Update.
1795 (sh5_schedule_saves): Update.
1796 (sh_expand_prologue): Update.
1797 (sh_expand_epilogue): Update.
1798 (sh_setup_incoming_varargs): Update.
1799 (sh_allocate_initial_value): Update.
1800 (sh_get_pr_initial_val): Update.
1801 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1802 * config/sh/sh.md (label:): Update.
1803 * config/avr/avr.c (out_movhi_mr_r): Update.
1804 * config/crx/crx.h (enum): Update.
1805 * config/xtensa/xtensa.h (along): Update.
1806 * config/stormy16/stormy16.c Update.
1807 (xstormy16_compute_stack_layout): Update.
1808 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1809 (fr30_expand_prologue): Update.
1810 * config/cris/cris.c (cris_conditional_register_usage): Update.
1811 (cris_reg_saved_in_regsave_area): Update.
1812 (cris_initial_frame_pointer_offset): Update.
1813 (cris_simple_epilogue): Update.
1814 (cris_expand_prologue): Update.
1815 (cris_expand_epilogue): Update.
1816 (cris_expand_pic_call_address): Update.
1817 (cris_asm_output_symbol_ref): Update.
1818 (cris_asm_output_label_ref): Update.
1819 * config/cris/cris.md Update.
1820 * config/iq2000/iq2000.c (compute_frame_size): Update.
1821 (iq2000_expand_epilogue): Update.
1822 * config/mt/mt.h (save_direction): Update.
1823 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1824 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1825 (ia64_secondary_reload_class): Update.
1826 * config/m68k/m68k.c (m68k_save_reg): Update.
1827 (m68k_expand_prologue): Update.
1828 (m68k_expand_epilogue): Update.
1829 (legitimize_pic_address): Update.
1830 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1831 (first_reg_to_save): Update.
1832 (first_altivec_reg_to_save): Update.
1833 (compute_vrsave_mask): Update.
1834 (compute_save_world_info): Update.
1835 (rs6000_stack_info): Update.
1836 (spe_func_has_64bit_regs_p): Update.
1837 (rs6000_ra_ever_killed): Update.
1838 (rs6000_emit_eh_reg_restore): Update.
1839 (rs6000_emit_allocate_stack): Update.
1840 (rs6000_emit_prologue): Update.
1841 (rs6000_emit_epilogue): Update.
1842 (rs6000_output_function_epilogue): Update.
1843 (output_profile_hook): Update.
1844 (rs6000_elf_declare_function_name): Update.
1845 * config/rs6000/rs6000.h (rs6000_args): Update.
1846 * config/rs6000/rs6000.md: Update.
1847 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1848 * config/arc/arc.c (arc_output_function_epilogue): Update.
1849 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1850 * config/darwin.c (machopic_function_base_name): Update.
1851 * config/score/score3.c (score3_compute_frame_size): Update.
1854 (score3_epilogue): Update.
1855 * config/score/score7.c (score7_compute_frame_size): Update.
1856 (score7_prologue): Update.
1857 (score7_epilogue): Update.
1858 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1859 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1860 * config/arm/arm.c (use_return_insn): Update.
1861 (require_pic_register): Update.
1862 (arm_load_pic_register): Update.
1863 (arm_compute_save_reg0_reg12_mask): Update.
1864 (arm_compute_save_reg_mask): Update.
1865 (thumb1_compute_save_reg_mask): Update.
1866 (output_return_instruction): Update.
1867 (arm_output_function_prologue): Update.
1868 (arm_output_epilogue): Update.
1869 (arm_get_frame_offsets): Update.
1870 (arm_expand_prologue): Update.
1871 (thumb_pushpop): Update.
1872 (thumb_exit): Update.
1873 (thumb1_expand_prologue): Update.
1874 (thumb1_expand_epilogue): Update.
1875 (arm_unwind_emit): Update.
1876 (arm_output_fn_unwind): Update.
1877 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1878 * config/arm/arm.md: Update.
1879 * config/pa/pa.md: Update.
1880 * config/pa/pa.c (legitimize_pic_address): Update.
1881 (compute_frame_size): Update.
1882 (hppa_expand_prologue): Update.
1883 (hppa_expand_epilogue): Update.
1884 (borx_reg_operand): Update.
1885 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1886 (HARD_REGNO_RENAME_OK): Update.
1887 * config/mips/mips.c (mips_global_pointer): Update.
1888 (mips_save_reg_p): Update.
1889 (mips_compute_frame_info): Update.
1890 (mips_frame_pointer_required): Update.
1891 (mips_expand_prologue): Update.
1892 (mips_expand_epilogue): Update.
1893 (mips_can_use_return_insn): Update.
1894 (mips_reorg_process_insns): Update.
1895 * config/v850/v850.c (compute_register_save_size): Update.
1896 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1897 * config/mmix/mmix.c (along): Update.
1898 (mmix_expand_epilogue): Update.
1899 * config/bfin/bfin.c (legitimize_pic_address): Update.
1900 (must_save_p): Update.
1901 (stack_frame_needed_p): Update.
1902 (add_to_reg): Update.
1903 (bfin_expand_prologue): Update.
1904 * stmt.c (expand_asm_operands): Update.
1905 * reload1.c (reload): Update.
1906 (init_elim_table): Update.
1908 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1910 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1912 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1914 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1915 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1916 (mov<mode>): Removed.
1917 (*movv4sf_internal): Likewise.
1918 (*movv2df_internal): Likewise.
1920 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1922 * config.gcc (crx-*-elf): Remove deprecation.
1924 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1926 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1927 __gcc_deregister_frame with atexit.
1928 (deregister_frame_dtor): Remove.
1930 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1931 Nathan Sidwell <nathan@codesourcery.com>
1933 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1935 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1936 (rs6000_isel): Likewise.
1937 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1938 (rs6000_isel): New variable.
1939 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1941 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1944 * c-common.c (handle_vector_size_attribute): Call
1945 lang_hooks.types.reconstruct_complex_type instead of
1946 reconstruct_complex_type.
1947 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1948 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1949 * langhooks.h (struct lang_hooks_for_types): Add
1950 reconstruct_complex_type hook.
1951 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1952 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1954 2008-04-24 Richard Guenther <rguenther@suse.de>
1956 * c-common.h (check_builtin_function_arguments): Declare.
1957 * c-common.c (validate_nargs): New function.
1958 (check_builtin_function_arguments): Likewise.
1959 * c-typeck.c (build_function_call): Call
1960 check_builtin_function_arguments.
1961 * builtins.c (fold_builtin_classify): Remove error reporting code.
1962 (fold_builtin_unordered_cmp): Likewise.
1963 (fold_builtin_1): Likewise.
1964 (fold_builtin_n): Likewise.
1966 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1968 PR tree-optimization/36008
1969 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1970 the original op1, rather than delta by step.
1972 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1973 Sebastian Pop <sebastian.pop@amd.com>
1975 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1976 eliminate_local_variables_stmt, eliminate_local_variables,
1977 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1978 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1979 of code delimited by two edges in the CFG.
1980 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1981 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1982 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1983 the case of parallelisation of reductions.
1984 (expr_invariant_in_region_p): New.
1986 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1987 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1989 2008-04-24 Ira Rosen <irar@il.ibm.com>
1990 Richard Guenther <rguenther@suse.de>
1992 PR tree-optimization/36034
1993 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1994 incapable of dealing with loads with gaps.
1996 2008-04-24 Rafael Espindola <espindola@google.com>
1998 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1999 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2000 vrp_evaluate_conditional.
2001 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2002 (vrp_evaluate_conditional): Split the cond argument.
2003 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2004 (simplify_stmt_for_jump_threading): Update call to
2005 vrp_evaluate_conditional.
2007 2008-04-24 Ira Rosen <irar@il.ibm.com>
2009 PR tree-optimization/35982
2010 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2011 interleaved data-refs are of the same type.
2013 2008-04-24 Danny Smith <dannysmith@users.net>
2015 * c-format.c (check_format_info_main): Use strncmp rather than a
2016 magic prefix to handle multichar length specs.
2017 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2018 Don't prefix "I64" and "I32" with '\0'.
2020 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2023 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2024 in registers for -m32 only if stdarg_p (fntype).
2026 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2028 PR rtl-optimization/36006
2029 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2030 temp to op0 in order to avoid invalid rtx sharing.
2032 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2034 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2035 check TREE_INVARIANT.
2036 * tree-gimple.c (is_gimple_address): New.
2037 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2038 * tree-gimple.h (is_gimple_address): New.
2039 * tree.h (decl_address_invariant_p): New.
2040 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2041 (build_string): Likewise.
2042 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2043 (tree_invariant_p_1): Likewise.
2044 (save_expr): Use it.
2045 (tree_invariant_p): New.
2046 (skip_simple_arithmetic): Use it.
2047 (stabilize_reference_1): Use it.
2048 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2050 (build1_stat): Drop code to compute TREE_INVARIANT.
2051 (build2_stat): Drop code to compute TREE_INVARIANT.
2052 (build3_stat): Drop code to compute TREE_INVARIANT.
2053 (build4_stat): Drop code to compute TREE_INVARIANT.
2054 (build5_stat): Drop code to compute TREE_INVARIANT.
2055 (build7_stat): Drop code to compute TREE_INVARIANT.
2056 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2057 * tree.h (struct tree_base): Remove invariant_flag.
2058 (TREE_INVARIANT): Remove.
2059 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2060 (fold_builtin_expect): Check TREE_CONSTANT.
2061 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2062 * c-tree.h (c_expr_to_decl): Drop third parameter.
2063 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2064 (build_c_cast): Don't set TREE_INVARIANT.
2065 (pop_init_level): Don't set TREE_INVARIANT.
2066 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2067 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2069 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2070 (gimplify_addr_expr): Adjust comment.
2071 * tree-mudflap.c (mf_build_string):
2072 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2073 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2074 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2075 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2076 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2077 * langhooks.h (struct lang_hooks): Drop third parameter from
2080 2008-04-23 Richard Guenther <rguenther@suse.de>
2082 PR tree-optimization/27799
2083 PR tree-optimization/32921
2084 PR tree-optimization/32624
2085 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2086 SMTs aliases and the tag itself into the solution.
2087 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2088 merge the points-to solution back into the SMT aliases.
2089 (may_alias_p): Use alias_set_subset_of instead of
2090 aliases_conflict_p. A pointer which points to
2091 memory with alias set zero may access any variable.
2093 2008-04-23 Richard Guenther <rguenther@suse.de>
2095 * alias.c (alias_set_subset_of): Correctly handle asking
2096 if zero is a subset of an alias set with zero child.
2097 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2098 (compute_flow_insensitive_aliasing): Correctly walk all
2099 pointers. Do not unnecessarily union sets.
2101 2008-04-23 Richard Guenther <rguenther@suse.de>
2104 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2106 2008-04-22 Tomas Bily <tbily@suse.cz>
2108 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2110 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2112 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2113 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2114 * tree-inline.c (estimate_num_insns_1): Likewise.
2115 * varasm.c (const_hash_1, compare_constant, copy_constant)
2116 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2117 * emit-rtl.c (component_ref_for_mem_expr)
2118 (set_mem_attributes_minus_bitpos): Likewise.
2119 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2120 (is_aligning_offset): Likewise.
2121 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2122 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2123 * dojump.c (do_jump): Likewise.
2124 * builtins.c (get_pointer_alignment, get_memory_rtx)
2125 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2126 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2128 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2130 PR rtl-optimization/36017
2131 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2132 expanding the library call.
2134 2008-04-22 Ian Lance Taylor <iant@google.com>
2136 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2139 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2141 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2142 of LR/CTR moves for Power6.
2144 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2147 * passes.c (init_optimization_passes): Remove
2148 pass_fast_rtl_byte_dce.
2150 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2154 builtin functions to generate faster code.
2155 (_mm_cvtpu16_ps): Ditto.
2156 (_mm_cvtpi32x2_ps): Ditto.
2158 2008-04-22 Nick Clifton <nickc@redhat.com>
2160 * common.opt (ftree-loop-distribution): Add Optimization
2163 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2164 (frv_expand_builtin_va_start): Likewise.
2166 * config/arm/arm.c (thumb_find_work_register): Fix location of
2167 argument register count.
2169 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2171 Support scheduling for ColdFire V1 and V3 microarchitecture.
2172 Improve scheduling of multiplication instructions.
2174 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2175 (mac): New instruction attribute.
2176 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2177 (m68k_sched_mac): New variable.
2178 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2179 Handle cfv1 and cfv3.
2180 (max_insn_size): New static variable.
2181 (struct _sched_ib): New type.
2182 (sched_ib): New static variable.
2183 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2184 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2185 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2187 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2188 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2189 new variables. Update.
2190 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2191 Add modeling of cfv3 instruction buffer. Update.
2192 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2193 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2194 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2195 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2196 a particular reservation applies to.
2197 (type2): Reorganize attribute values. Rename alu to alu_reg,
2198 alu_l to alu, move_l to omove. Join move to alu. Split mul
2200 (cf_ib_*): Simplify description of instruction buffer.
2201 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2202 (cf_mem): Split into cf_mem1 and cf_mem2.
2203 (cf_v2_move_??): Rename to cfv12_alu_??.
2204 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2205 (cf_v2_mul_??): Remove reservations.
2206 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2207 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2208 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2210 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2211 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2212 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2213 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2214 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2215 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2216 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2217 expansions of the above reservations for instructions of sizes
2220 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2222 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2224 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2226 * coverage.c: Include tree-pass.h.
2227 (coverage_counter_alloc): Print da_file_name to the dump file.
2229 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2231 * sbitmap.c (sbitmap_range_empty_p): New function.
2232 * sbitmap.h (sbitmap_range_empty_p): New function.
2233 * bitmap.h: Now includes obstack.h.
2235 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2236 Kenneth Zadeck <zadeck@naturalbridge.com>
2238 * dbgcnt.def (ra_byte_scan): Added.
2239 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2240 when the last hit happens for a counter.
2241 * timevar.def (TV_DF_BYTE_LR): New variable.
2242 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2243 * passes.c (pass_fast_rtl_byte_dce): New pass.
2244 * fwprop.c (update_df): Added mode to call df_ref_create.
2245 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2246 DF_REF_EXTRACT_OFFSET.
2247 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2248 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2250 (df_ref_extract): Added mode field.
2251 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2252 DF_REF_EXTRACT_OFFSET.
2253 (DF_REF_EXTRACT_MODE): New macro.
2254 (df_byte_lr_bb_info): New structure.
2255 (df_print_byte_regset, df_compute_accessed_bytes,
2256 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2257 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2258 df_byte_lr_simulate_uses,
2259 df_byte_lr_simulate_artificial_refs_at_top,
2260 df_byte_lr_simulate_artificial_refs_at_end,
2261 df_compute_accessed_bytes): New function.
2262 (df_ref_create): Add parameter.
2263 (df_byte_lr_get_bb_info): New inline function.
2264 * df-scan.c (df_ref_record, df_uses_record,
2265 df_ref_create_structure): Added mode parameter.
2266 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2267 df_defs_record, df_uses_record, df_get_conditional_uses,
2268 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2269 df_entry_block_defs_collect, df_exit_block_uses_collect):
2270 Added mode parameter to calls to df_ref_record, df_uses_record,
2271 df_ref_create_structure.
2272 (df_ref_equal_p, df_ref_compare): Added test for modes.
2273 (df_ref_create_structure): Added code to set mode. Renamed
2274 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2275 DF_REF_EXTRACT_OFFSET.
2276 * df-core.c (df_print_byte_regset): New function.
2277 * df-byte-scan.c: New file.
2278 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2279 calls to BITMAP_FREE.
2280 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2281 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2282 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2283 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2284 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2285 df_byte_lr_local_compute, df_byte_lr_init,
2286 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2287 df_byte_lr_transfer_function, df_byte_lr_free,
2288 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2289 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2290 df_byte_lr_simulate_uses,
2291 df_byte_lr_simulate_artificial_refs_at_top,
2292 df_byte_lr_simulate_artificial_refs_at_end): New function.
2293 * dce.c (byte_dce_process_block): New function.
2294 (dce_process_block): au is now passed in rather than computed
2295 locally. Changed loops that look at artificial defs to not look
2296 for conditional or partial ones, because there never are any.
2297 (fast_dce): Now is able to drive byte_dce_process_block or
2298 dce_process_block depending on the kind of dce being done.
2299 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2300 (rest_of_handle_fast_byte_dce): New function.
2301 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2302 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2304 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2307 * gcc.h: Added fortran options that take arguments to
2308 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2311 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2313 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2314 scalarization if on the LHS and not a full access.
2316 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2318 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2320 2008-04-18 Rafael Espindola <espindola@google.com>
2322 * tree-vrp.c (find_case_label_index): Fix the binary search.
2323 (find_case_label_range): New.
2324 (vrp_visit_switch_stmt): Use find_case_label_range.
2325 (simplify_switch_using_ranges): Use find_case_label_range.
2327 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2329 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2330 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2332 2008-04-18 Tom Tromey <tromey@redhat.com>
2335 * doc/cpp.texi (Implementation-defined behavior): Mention
2338 2008-04-18 Ian Lance Taylor <iant@google.com>
2340 * fold-const.c (pointer_may_wrap_p): New static function.
2341 (fold_comparison): Add another test for pointer overflow. Use
2342 pointer_may_wrap_p to disable some false positives.
2344 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2346 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2347 (fname_as_string): Match updated cpp_interpret_string prototype.
2348 (fix_string_type): Support char16_t* and char32_t*.
2349 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2350 derivative) nodes. Register as builtin if C++0x.
2351 (c_parse_error): Support CPP_CHAR{16,32}.
2352 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2353 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2354 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2355 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2356 CTI_CHAR32_ARRAY_TYPE>: New elements.
2357 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2358 char32_type_node, signed_char32_type_node, char16_array_type_node,
2359 char32_array_type_node): New defines.
2360 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2361 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2362 (lex_string): Support CPP_STRING{16,32}, match updated
2363 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2364 (lex_charconst): Support CPP_CHAR{16,32}.
2365 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2366 and CPP_STRING{16,32}.
2368 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2371 * aclocal.m4: Regenerate.
2372 * configure: Regenerate.
2374 2008-04-18 Jan Hubicka <jh@suse.cz>
2376 * except.c (dw2_size_of_call_site_table,
2377 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2379 * cgraphbuild.c (build_cgraph_edges): Update.
2380 * tree-pass.h: Update comment.
2381 * final.c (leaf_function_p): Update.
2382 (leaf_renumber_regs): Update.
2383 (rest_of_clean_state): Update.
2384 * omp-low.c (expand_omp_parallel): Update.
2385 * ipa-reference.c (analyze_function): Update.
2386 * reorg.c (find_end_label): Update.
2387 (optimize_skip): Update.
2388 (fill_simple_delay_slots): Update.
2389 (fill_simple_delay_slots): Update.
2390 (make_return_insns): Update.
2391 (dbr_schedule): Update.
2392 * gimple-low.c (record_vars_into): Update.
2393 * cfgbuild.c (make_edges): Update.
2394 * function.c (assign_stack_local): Update.
2395 (assign_parm_adjust_stack_rtl): Update.
2396 (locate_and_pad_parm): Update.
2397 (allocate_struct_function): Do not initialize stack_alignment_needed
2398 and preferred_stack_boundary here.
2399 (stack_protect_prologue): Update.
2400 (stack_protect_epilogue): Update.
2401 (expand_function_start): Initialize stack_alignment_needed,
2402 preferred_stack_boundary and max_jumptable_ents.
2403 (expand_function_end): Update.
2404 (free_after_compilation): Do not NULLify epilogue_delay_list.
2405 * function.h (struct rtl_data): Add stack_protect_guard,
2406 stack_alignment_needed,
2407 preferred_stack_boundary, epilogue_delay_list.
2408 (struct function): Remove value_histograms, stack_alignment_needed,
2409 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2411 unexpanded_var_list, stack_protect_guard.
2412 (current_function_epilogue_delay_list): Remove.
2413 * ipa-type-escape.c (analyze_function): Update.
2414 * gimplify.c (pop_gimplify_context): Update comment.
2415 * calls.c (expand_call): Update.
2416 (emit_library_call_value_1): Update.
2417 * except.c (set_nothrow_function_flags): Update.
2418 * cfgexpand.c (get_decl_align_unit): Update.
2419 (create_stack_guard): Update.
2420 (estimated_stack_frame_size): Update.
2421 (expand_used_vars): Update.
2422 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2423 * explow.c (allocate_dynamic_stack_space): Update.
2424 * tree-ssa-live.c (remove_unused_locals): Update.
2425 * varasm.c (mark_constant_pool): Update.
2426 * tree-inline.c (remap_decls): Update.
2427 (initialize_cfun): Update.
2428 (declare_return_variable): Update.
2429 (inline_forbidden_p): Update.
2430 (expand_call_inline): Update.
2431 (declare_inline_vars): Update.
2432 (tree_function_versioning): Update.
2433 * tree-flow.h (value_histograms): New.
2434 (VALUE_HISTOGRAMS): New macro.
2435 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2437 * tree-cfg.c (set_bb_for_stmt): Update.
2438 (replace_by_duplicate_decl): Update.
2439 (move_block_to_fn): Update.
2440 (new_label_mapper): Update.
2441 (dump_function_to_file): Update.
2442 * ipa-struct-reorg.c (build_data_structure): Update.
2443 * cfgrtl.c (print_rtl_with_bb): Update.
2444 * reload1.c (reload): Update.
2446 * config/i386/i386.c (setup_incoming_varargs_64,
2447 ix86_compute_frame_layout): Update.
2448 * config/arc/arc.c (arc_output_function_epilogue): Update.
2450 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2452 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2453 for FreeBSD as well.
2454 * gthr-posix95.h: Likewise.
2456 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2458 PR rtl-optimization/35838
2459 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2460 out the byte offset of the first subreg.
2462 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2464 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2465 to split_ti instead of three separate calls with single member arrays.
2466 (subti3 splitter): Ditto.
2467 (adddi3 splitter): Ditto with split_di.
2468 (subdi3 splitter): Ditto.
2469 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2470 two separate calls with single member arrays. Swap match_dup
2471 operands 1 and 2 to better fit into the array.
2472 (negdi2 splitter): Ditto with split_di.
2473 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2474 two separate calls with single member arrays. Swap match_dup operands
2475 6 and 7 to better fit into the array.
2477 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2479 * config/i386/i386.c (sse_builtin_type): New.
2480 (bdesc_sse_args): Likewise.
2481 (bdesc_sse_3arg): Removed.
2482 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2483 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2484 IX86_BUILTIN_ROUNDPS.
2485 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2486 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2487 IX86_BUILTIN_ROUNDPS.
2488 (ix86_expand_sse_4_operands_builtin): Removed.
2489 (ix86_expand_sse_operands_builtin): New.
2490 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2491 and CODE_FOR_sse4_1_roundps.
2492 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2493 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2495 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2498 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2499 regs before frame pop when needed. If use_backchain_to_restore_sp
2500 then load backchain into a temp reg to restore vr and vrsave. Add
2501 code to restore vr after frame pop if possible.
2503 2008-04-17 Richard Guenther <rguenther@suse.de>
2505 * tree-vn.c (expressions_equal_p): Do not check type
2506 equality or compatibility before calling operand_equal_p.
2507 * fold-const.c (operand_equal_p): Check equivalence of
2508 integer constants before bailing out due to signedness or
2509 precision differences.
2510 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2511 spurious differences in type qualification. Ignore types
2512 for COMPONENT_REFs at all.
2514 2008-04-17 Christian Bruel <christian.bruel@st.com>
2516 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2517 msw_skip comparison.
2519 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2522 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2525 PR tree-optimization/35899
2526 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2527 rather than TREE_OPERAND.
2529 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2532 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2533 temporary registers. Change operand predicate to general_operand.
2534 (remainderxf3): Ditto.
2536 2008-04-16 Richard Guenther <rguenther@suse.de>
2538 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2539 * tree-affine.c (aff_combination_expand): Look through some
2542 2008-04-15 Doug Kwan <dougkwan@google.com>
2544 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2546 * tree-pretty-print.c (dump_generic_node): Ditto.
2547 * final.c (output_addr_const): Ditto.
2548 * dwarf2out.c (output_cfi): Ditto.
2549 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2550 * print-rtl.c (print_rtx): Ditto.
2551 * print-tree.c (print_node_brief, print_node): Ditto.
2552 * c-common.c (match_case_to_enum_1): Ditto.
2553 * sched-vis.c (print_value): Ditto.
2554 * config/i386/i386.c (print_operand): Cast to long unsigned int
2557 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2558 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2559 MS Windows VirtualProtect function.
2561 2008-04-15 Jan Hubicka <jh@suse.cz>
2563 * gengtype.c (write_root): Param_is argument is OK.
2564 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2565 * function.h: Include varray.h
2566 (rtl_eh): New stucture based on except.c one.
2567 (call_site_record): New forward declaration and vector type.
2568 * calls.c (emit_call_1): Do not call
2569 note_current_region_may_contain_throw.
2570 * except.c (eh_status): Remove cur_region, try_region since they are
2572 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2573 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2574 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2575 Remove call_site_data_used, call_site_data_size.
2576 Turn call_site_record into vector in function.h.
2577 (note_current_region_may_contain_throw): Remove.
2578 (get_exception_pointer, get_exception_filter): Do not take struct
2579 function argument; update.
2580 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2581 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2582 build_post_landing_pads, dw2_build_landing_pads,
2583 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2584 sjlj_emit_function_enter, sjlj_emit_function_enter,
2585 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2586 sjlj_build_landing_pads, finish_eh_generation,
2587 remove_exception_handler_label, remove_eh_handler,
2588 maybe_remove_eh_handler, add_reachable_handler,
2589 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2590 add_action_record, collect_one_action_chain, add_call_site,
2591 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2592 sjlj_output_call_site_table, output_function_exception_table,
2593 * except.h (note_current_region_may_contain_throw): Remove
2594 (get_exception_pointer, get_exception_filter): Do not take struct
2596 * Makefile.in (GTFILES): Put varargs before struct function.
2598 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2600 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2601 punt for STRING_CST.
2602 (get_constraint_for): Deal with STRING_CST here instead.
2604 2008-04-15 Richard Guenther <rguenther@suse.de>
2606 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2607 statements in a basic-block with a backward walk. Do not
2608 substitute into dead statements but instead remove those.
2610 2008-04-15 Richard Guenther <rguenther@suse.de>
2612 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2613 to zero, thus disable creation of SFTs.
2615 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2617 * tree-predcom.c (suitable_reference_p): Return false if the
2618 reference can throw.
2620 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2623 * c-decl.c (finish_decl): If extern or static var has variable
2624 size, set TREE_TYPE (decl) to error_mark_node.
2626 2008-04-15 Rafael Espindola <espindola@google.com>
2628 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2631 2008-04-15 Richard Guenther <rguenther@suse.de>
2633 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2634 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2635 (visit_reference_op_load): Do walk vuse-vdef chains on
2636 vn_reference_lookup.
2637 (visit_reference_op_store): But do not here.
2638 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2639 vn_reference_lookup.
2640 (vn_lookup_with_vuses): But do so here.
2642 2008-04-14 Ian Lance Taylor <iant@google.com>
2644 * fold-const.c (fold_overflow_warning): Remove assertion.
2646 2008-04-15 Ben Elliston <bje@au.ibm.com>
2648 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2649 temp1 local variables.
2651 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2654 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2655 ".text.unlikely" section as executable.
2657 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2659 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2660 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2661 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2662 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2663 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2664 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2665 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2667 2008-04-14 Ian Lance Taylor <iant@google.com>
2669 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2670 * fold-const.c (fold_comparison): If appropriate, test
2671 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2672 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2673 reassociating a pointer type.
2674 * doc/invoke.texi (Optimize Options): Document that
2675 -fstrict-overflow applies to pointer wraparound.
2677 2008-04-13 Jan Hubicka <jh@suse.cz>
2679 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2681 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2683 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2684 we are going to "save the world".
2686 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2688 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2689 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2690 operand 0 constraint, not "=".
2692 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2694 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2696 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2698 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2699 of size of positions_needed * CHAR_BIT.
2701 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2704 * dse.c (store_info): Change positions_needed to unsigned
2706 (lowpart_bitmask): New.
2707 (record_store): Cast to unsigned HOST_WIDE_INT for
2708 positions_needed. Assert width <= size of positions_needed *
2709 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2710 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2711 lowpart_bitmask to set mask.
2713 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2715 * config/bfin/constraints.md: New file.
2716 * config/bfin/bfin.md: Include it.
2717 (adddi3): Use satisfies_constraint functions instead of the old macros.
2718 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2719 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2720 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2721 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2722 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2723 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2724 EXTRA_CONSTRAINT): Delete.
2725 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2726 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2728 * config/bfin/bfin.c: Include "tm-constrs.h".
2729 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2730 Use satisfies_constraint functions instead of the old macros.
2731 * doc/md.texi (Blackfin Constraints): Update file name reference.
2733 2008-04-11 Richard Guenther <rguenther@suse.de>
2735 PR tree-optimization/35869
2736 * tree-vrp.c (execute_vrp): Move switch statement update after
2737 jump threading. Schedule another cfg cleanup run.
2739 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2742 * attribs.c (decl_attributes): Return early on errorneous node.
2744 2008-04-10 Oleg Ryjkov <olegr@google.com>
2746 * tree.h (struct tree_base): Added a new flag default_def_flag.
2747 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2749 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2751 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2753 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2756 * pa.md: Define mode iterator P. Define mode attribute dwc.
2757 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2758 (icacheflush): Likewise.
2759 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2760 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2762 2008-04-11 Ben Elliston <bje@au.ibm.com>
2764 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2766 2008-04-10 Rafael Espindola <espindola@google.com>
2768 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2769 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2770 (extract_range_from_expr): The same.
2772 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2774 * config/mips/mips.md (GPR2): New mode iterator.
2776 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2777 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2778 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2779 Rewrite these to take two modes, the mode of comparison and the
2780 mode of the destination.
2781 * config/mips/mips.c (mips_expand_scc): Instead of having
2782 paradoxical subreg as destination, expand "narrowing" scc if mode
2783 of comparison is SI and target is requested in DI mode.
2784 (mips_emit_int_order_test): Update comment. Make mode of
2785 comparison match CMP0 rather than TARGET. When creating inverse
2786 target use mode of TARGET.
2788 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2790 * gcov-dump.c (tag_summary): Only print summaries for the first
2791 GCOV_COUNTERS_SUMMABLE counters.
2793 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2795 * config/i386/i386.md (absneg): New code iterator.
2796 (absnegprefix): New code attribute.
2797 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2798 patterns using absneg code iterator.
2799 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2800 using absneg code iterator.
2801 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2802 *neg<mode>2 patterns using absneg code iterator.
2803 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2804 *negextendsfdf2 patterns using absneg code iterator.
2805 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2806 *negextendsfxf2 patterns using absneg code iterator.
2807 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2808 *negextendsfdf2 patterns using absneg code iterator.
2809 * config/i386/sse.md (<code><mode>2): Macroize expander from
2810 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2812 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2814 * config/s390/s390.h: Remove the remains of the recent search
2815 & replace action of current_function_outgoing_args_size.
2817 2008-04-10 Ira Rosen <irar@il.ibm.com>
2819 PR tree-optimization/35821
2820 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2821 NEW_STMT_LIST is not NULL.
2823 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2826 * toplev.c (process_options): Remove -ffunction-sections debugging
2829 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2831 PR middle-end/PR28690
2832 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2833 than gen_rtx_fmt_ee to perform more canonicalizations.
2835 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2838 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2840 2008-04-09 Richard Guenther <rguenther@suse.de>
2842 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2843 (dump_function_to_file): Dump function arguments with types.
2845 2008-04-08 Richard Guenther <rguenther@suse.de>
2847 * fold-const.c (fold_widened_comparison): Do not allow
2848 sign-changes that change the result.
2850 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2853 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2854 kinds of indirect references.
2856 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2858 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2859 GNU Fortran language string.
2861 2008-04-08 Rafael Espindola <espindola@google.com>
2863 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2864 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2865 * tree.h (tree_call_nonnegative_warnv_p): New.
2867 2008-04-08 Jan Hubicka <jh@suse.cz>
2869 * function.c (free_after_compilation): Clear out regno_reg_rtx
2872 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2875 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2877 PR middle-end/PR28690
2878 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2879 same precedence as REG_POINTER and MEM_POINTER operands.
2881 2008-04-08 Richard Guenther <rguenther@suse.de>
2884 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2885 for adding index to base.
2887 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2889 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2890 (MINGW_ENABLE_EXECUTE_STACK): New.
2891 (IN_LIBGCC2): For libgcc include windows.h file for
2892 function declarations.
2894 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2896 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2897 and tem2 if tem1 is not a REG or MULT.
2899 2008-04-08 Jan Hubicka <jh@suse.cz>
2901 * function.h (incomming_args): Break out of struct function.
2902 (function_subsections): Break out of struct function.
2903 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2904 return_rtx and hard_reg_initial_vals from struct function.
2905 Kill inl_max_label_num.
2906 (current_function_pops_args, current_function_args_info,
2907 current_function_args_size, current_function_args_size,
2908 current_function_pretend_args_size,
2909 current_function_outgoing_args_size,
2910 current_function_internal_arg_pointer, current_function_return_rtx):
2911 Kill compatibility accestor macros.
2912 * builtins.c (expand_builtin_apply_args_1): Update.
2913 (expand_builtin_next_arg): Update.
2914 * df-scan.c (df_get_call_refs): Update.
2915 * dbxout.c (dbxout_function_end): Update.
2916 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2917 (output_line_info): Update.
2918 (secname_for_decl): Update.
2919 (dwarf2out_var_location): Update.
2920 * function.c (free_after_compilation): Update.
2921 (assign_parm_find_stack_rtl): Update.
2922 (assign_parms): Update.
2923 (expand_dummy_function_end): Update.
2924 (expand_function_end): Update.
2925 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2926 (expand_call): Update.
2927 (emit_library_call_value_1): Update.
2928 (store_one_arg): Update.
2929 * varasm.c (initialize_cold_section_name): Update.
2930 (unlikely_text_section): Update.
2931 (unlikely_text_section_p): Update.
2932 (assemble_start_function): Update.
2933 (assemble_end_function): Update.
2934 (default_section_type_flags): Update.
2935 (switch_to_section): Update.
2936 * integrate.c (set_decl_abstract_flags): Update.
2937 (get_hard_reg_initial_val): Update.
2938 (has_hard_reg_initial_val): Update.
2939 (allocate_initial_values): Update.
2940 * resource.c (init_resource_info): Update.
2941 * config/alpha/alpha.c (NUM_ARGS): Update.
2942 (direct_return): Update.
2943 (alpha_va_start): Update.
2944 (alpha_sa_size): Update.
2945 (alpha_initial_elimination_offset): Update.
2946 (alpha_expand_prologue): Update.
2947 (alpha_start_function): Update.
2948 (alpha_expand_epilogue): Update.
2949 (unicosmk_initial_elimination_offset):
2950 * config/alpha/alpha.md (call expander): Update.
2951 * config/s390/s390.c (s390_register_info): Update.
2952 (s390_register_info): Update.
2953 (s390_frame_info): Update.
2954 (s390_initial_elimination_offset): Update.
2955 (s390_build_builtin_va_list): Update.
2956 (s390_va_start): Update.
2957 * config/spu/spu.c (direct_return): Update.
2958 (spu_expand_prologue): Update.
2959 (spu_initial_elimination_offset): Update.
2960 (spu_build_builtin_va_list): Update.
2961 (spu_va_start): Update.
2962 * config/sparc/sparc.c (sparc_init_modes): Update.
2963 (sparc_compute_frame_size): Update.
2964 (function_value): Update.
2965 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2966 * config/i386/i386.md (return expander): Update.
2967 * config/i386/i386.c (ix86_va_start): Update.
2968 (ix86_can_use_return_insn_p): Update.
2969 (ix86_compute_frame_layout): Update.
2970 (ix86_expand_epilogue): Update.
2971 * config/sh/sh.c (output_stack_adjust): Update.
2972 (calc_live_regs): Update.
2973 (sh_expand_prologue): Update.
2974 (sh_builtin_saveregs): Update.
2975 (sh_va_start): Update.
2976 (initial_elimination_offset): Update.
2977 (sh_allocate_initial_value): Update.
2978 (sh_function_ok_for_sibcall): Update.
2979 (sh_get_pr_initial_val): Update.
2980 * config/sh/sh.md (return expander): Update.
2981 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2982 * config/crx/crx.c (crx_compute_frame): UPdate.
2983 (crx_initial_elimination_offset): UPdate.
2984 * config/xtensa/xtensa.c (compute_frame_size): Update
2985 (xtensa_builtin_saveregs): Update.
2986 (xtensa_va_start): Update.
2987 (order_regs_for_local_alloc): Update.
2988 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2989 (xstormy16_expand_builtin_va_start): Update.
2990 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2991 * config/m68hc11/m68hc11.md (return expanders): Update.
2992 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2993 (expand_epilogue): Update.
2994 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2995 (cris_simple_epilogue): Update.
2996 (cris_expand_prologue): Update.
2997 (cris_expand_epilogue): Update.
2998 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2999 (compute_frame_size): Update.
3000 * config/mt/mt.c (mt_compute_frame_size): Update.
3001 * config/mn10300/mn10300.c (expand_prologue): Update.
3002 (expand_epilogue): Update.
3003 (initial_offset): Update.
3004 (mn10300_builtin_saveregs):
3005 * config/mn10300/mn10300.md (return expander): Update.
3006 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3007 (ia64_initial_elimination_offset): Update.
3008 (ia64_initial_elimination_offset): Update.
3009 (ia64_expand_prologue): Update.
3010 * config/m68k/m68k.md (return expander): Update.
3011 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3012 (rs6000_stack_info): Update.
3013 * config/mcore/mcore.c (layout_mcore_frame): Update.
3014 (mcore_expand_prolog): Update.
3015 * config/arc/arc.c (arc_compute_frame_size): Update.
3016 * config/score/score3.c (score3_compute_frame_size): Update.
3017 * config/score/score7.c (score7_compute_frame_size): Update.
3018 * config/arm/arm.c (use_return_insn): Update.
3019 (thumb_find_work_register): Update.
3020 (arm_compute_save_reg_mask): Update.
3021 (arm_output_function_prologue): Update.
3022 (arm_output_epilogue): Update.
3023 (arm_size_return_regs): Update.
3024 (arm_get_frame_offsets): Update.
3025 (arm_expand_prologue): Update.
3026 (thumb_exit): Update.
3027 (thumb_unexpanded_epilogue): Update.
3028 (thumb1_output_function_prologue): Update.
3029 * config/pa/pa.md (return expander): Update.
3030 * config/pa/pa.c (compute_frame_size): Update.
3031 (hppa_builtin_saveregs): Update.
3032 * config/mips/mips.c (mips_va_start): Update.
3033 (mips16_build_function_stub): Update.
3034 (mips_compute_frame_info): Update.
3035 (mips_restore_gp): Update.
3036 (mips_output_function_prologue): Update.
3037 (mips_expand_prologue): Update.
3038 * config/v850/v850.c (compute_frame_size): Update.
3039 (expand_prologue): * config/mmix/mmix.c (along): update.
3040 (mmix_initial_elimination_offset): update.
3041 (mmix_reorg): update.
3042 (mmix_use_simple_return): update.
3043 (mmix_expand_prologue): update.
3044 (mmix_expand_epilogue): Update.
3045 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3046 (emit_link_insn): Update.
3048 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3050 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3051 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3053 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3056 2008-04-07 Jan Hubicka <jh@suse.cz>
3058 * function.h (rtl): Rename to x_rtl.
3060 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3061 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3062 used_temp_slots avail_temp_slots, temp_slot_level,
3063 nonlocal_goto_handler_labels): Update accesstors.
3064 (rtl): New global variable.
3065 (struct function): Move some fileds to rtl_data.
3066 (get_arg_pointer_save_area): Update prototype.
3067 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3068 get_arg_pointer_save_area.
3069 * expr.c (init_expr): Update
3070 * function.c (get_frame_size): Update
3071 (assign_stack_local): Update
3072 (expand_function_end): Update.
3073 (get_art_pointer_save_area): Update
3075 * emit-rtl.c (rtl): Declare.
3076 (regno_reg_rtx): Declare.
3077 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3079 (gen_reg_rtx): Update.
3080 * varasm.c (n_deferred_constatns): Update accestor.
3081 (init_varasm_status): Do not allocate varasm_status.
3082 (force_const_mem, get_pool_size, output_constant_pool): Update.
3083 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3084 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3085 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3086 * sparc/sparc.h (INIT_EXPANDERS): Update.
3087 * ia64/ia64.h (INIT_EXPANDERS): Update.
3089 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3091 * reload.c (push_secondary_reload): Add missing break to for loop.
3093 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3095 PR middle-end/PR28690
3096 * rtlanal.c: Update copyright years.
3097 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3098 as REG_POINTER and MEM_POINTER operands.
3099 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3100 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3101 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3102 * gcse.c: Update copyright years.
3103 (pre_delete): Call gen_reg_rtx_and_attrs.
3104 (hoist_code): Likewise.
3105 (build_store_vectors): Likewise.
3106 (delete_store): Likewise.
3107 * loop-invariant.c (move_invariant_reg): Likewise.
3108 Update copyright years.
3110 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3112 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3113 control string instead of quoted.
3115 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3117 * doc/rtl.texi: Rewrite of subreg section.
3119 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3122 * config/i386/i386.c (legitimize_pic_address): Add treating
3123 of dllimport SYM_REF's.
3124 (legitimize_dllimport_symbol): Add prototype.
3126 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3128 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3129 reference in constructor with non self-referential type.
3131 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3133 Removal of Return with Depressed Stack Pointer support
3134 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3135 (ECF_SP_DEPRESSED): Likewise.
3136 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3137 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3138 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3139 (expand_call): Do not test ECF_SP_DEPRESSED.
3140 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3141 * function.c (keep_stack_depressed): Delete.
3142 (handle_epilogue_set): Likewise.
3143 (update_epilogue_consts): Likewise.
3144 (emit_equiv_load): Likewise.
3145 (thread_prologue_and_epilogue_insns): Remove support for Return with
3146 Depressed Stack Pointer.
3147 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3149 2008-04-06 Richard Guenther <rguenther@suse.de>
3151 PR tree-optimization/35400
3152 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3153 information from SSA_NAMEs.
3155 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3157 * config/avr/avr.h (avr_mega_p): Remove declaration.
3158 (AVR_MEGA): Remove macro.
3159 * config/avr/avr.c (avr_mega_p): Remove variable.
3160 (avr_override_options): Remove inicializion of avr_mega_p.
3161 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3162 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3163 (avr_jump_mode): (Ditto.).
3164 (avr_output_progmem_section_asm_op): (Ditto.).
3165 (avr_asm_init_sections): (Ditto.).
3166 (avr_asm_init_sections): (Ditto.).
3167 (avr_rtx_costs): (Ditto.).
3168 * config/avr/avr.md: (Ditto.).
3169 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3172 2008-04-06 Richard Guenther <rguenther@suse.de>
3174 PR tree-optimization/35842
3175 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3176 is_gimple_invariant_address.
3178 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3180 * gcc.c (default_compilers): Sync Fortran extensions list with
3181 that in fortran/lang-specs.h.
3182 * doc/invoke.texi: Likewise.
3183 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3184 * dwarf2out.c (gen_compile_unit_die): Likewise.
3186 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3188 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3190 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3193 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3194 attribute is used for nested functions.
3196 2008-04-05 Jan Hubicka <jh@suse.cz>
3198 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3200 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3202 (dump_files): Update.
3203 (enable_rtl_dump_file): Do not accept letter argument.
3204 * tree-pass.h (dump_file_info): Remove letter argument.
3205 * toplev.c (decode_d_option): Update -da handling.
3206 * toplev.h (enable_rtl_dump_file): Update prototype.
3207 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3208 it out based on pass type.
3209 (register_dump_files_1): Likewise.
3210 (init_optimization_passes): Update register_one_dump_file calls.
3211 (execute_one_pass): Sanity check that IPA passes are called at IPA
3212 level and RTL passes at RTL level.
3213 (execute_pass_list): IPA pass can not be after or subpass of
3215 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3216 disallov RTL subpasses of IPA subpasses.
3218 2008-04-05 Ben Elliston <bje@au.ibm.com>
3220 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3221 builtins that return exactly once and do not throw. Cache call to
3224 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3226 PR rtl-optimization/34916
3228 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3229 between instruction pairs.
3231 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3233 * doc/invoke.texi: Document -mbitops for SH.
3234 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3235 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3236 * config/sh/sh.c (print_operand): Add %t operand code.
3237 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3238 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3239 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3240 (extendqihi2): Likewise.
3241 (movqi_i): Likewise.
3242 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3243 (extv): Use bld instruction for SH2A if possible.
3245 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3246 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3247 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3248 (bset.b, bclr.b): Define peepholes.
3249 * config/sh/sh.opt (mbitops): New option.
3251 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3254 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3255 and view convert expression.
3257 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3260 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3262 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3264 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3266 * config/i386/cpuid.h (bit_AES): New.
3267 (bit_PCLMUL): Likewise.
3269 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3270 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3271 SSE2 if AES or PCLMUL is enabled.
3272 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3273 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3274 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3275 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3276 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3277 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3278 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3279 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3280 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3281 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3282 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3283 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3284 __builtin_ia32_aeskeygenassist128 and
3285 __builtin_ia32_pclmulqdq128.
3286 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3287 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3288 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3290 * config/i386/i386.h (TARGET_AES): New.
3291 (TARGET_PCLMUL): Likewise.
3292 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3294 * config/i386/i386.md (UNSPEC_AESENC): New.
3295 (UNSPEC_AESENCLAST): Likewise.
3296 (UNSPEC_AESDEC): Likewise.
3297 (UNSPEC_AESDECLAST): Likewise.
3298 (UNSPEC_AESIMC): Likewise.
3299 (UNSPEC_AESKEYGENASSIST): Likewise.
3300 (UNSPEC_PCLMUL): Likewise.
3302 * config/i386/i386.opt (maes): New.
3303 (mpclmul): Likewise.
3305 * config/i386/sse.md (aesenc): New pattern.
3306 (aesenclast): Likewise.
3308 (aesdeclast): Likewise.
3310 (aeskeygenassist): Likewise.
3311 (pclmulqdq): Likewise.
3313 * config/i386/wmmintrin.h: New.
3315 * doc/extend.texi: Document AES and PCLMUL built-in function.
3317 * doc/invoke.texi: Document -maes and -mpclmul.
3319 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3321 * function.c (free_after_parsing): Replace with
3322 cxx_push_function_context from C++ front-end.
3323 (allocate_struct_function): Don't call langhook.
3324 * langhooks.h (struct lang_hooks_for_functions): Delete.
3325 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3327 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3328 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3329 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3330 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3331 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3332 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3333 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3335 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3336 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3338 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3341 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3344 2008-04-04 Richard Guenther <rguenther@suse.de>
3347 * fold-const.c (optimize_minmax_comparison): Use the correct
3348 type for the constant in the simplified comparison.
3350 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3352 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3353 Pass L2 size as "--param l2-cache-size" to the compiler.
3354 (decode_l2_cache): New function to decode L2 cache parameters using
3355 0x8000006 extended cpuid function.
3356 (detect_caches_amd): Determine parameters of L2 cache using
3357 decode_l2_caches function.
3358 (decode_caches_intel): Decode L2 cache parameters.
3359 (detect_caches_intel): Determine L2 cache parameters using
3360 decode_caches_intel and decode_l2_caches functions.
3362 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3364 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3365 secondary input reload for subword loads from the constant pool.
3367 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3370 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3371 constants of the appropriate size for runtime calculations.
3374 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3375 decimal-float literal constant zero.
3377 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3380 * c-parser.c (c_parser_omp_atomic): Call
3381 default_function_array_conversion on the RHS.
3384 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3385 call is_variable_sized if decl has incomplete type.
3387 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3389 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3391 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3393 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3395 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3396 (sgt<u>): Merge sgt and sgtu into new expander.
3397 (sgt, sgtu): Remove expanders.
3398 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3399 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3400 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3401 *sgtu_<mode>_mips16 into new pattern.
3402 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3403 (sge<u>): Merge sge and sgeu into new expander.
3404 (sge, sgeu): Remove expanders.
3405 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3407 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3408 (slt<u>): Merge slt and sltu into new expander.
3409 (slt, sltu): Remove expanders.
3410 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3411 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3412 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3413 *sltu_<mode>_mips16 into new pattern.
3414 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3415 (sle<u>): Merge sle and sleu into new expander.
3416 (sle, sleu): Remove expanders.
3417 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3418 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3419 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3420 *sleu_<mode>_mips16 into new pattern.
3421 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3423 2008-04-03 Jan Hubicka <jh@suse.cz>
3425 PR tree-optimization/35795
3426 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3427 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3428 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3429 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3430 * score/score3.c (score3_output_mi_thunk): Likewise.
3431 * score/score7.c (score7_output_mi_thunk): Likewise.
3432 * mips/mips.c (mips_output_mi_thunk): Likewise.
3434 2008-04-03 Richard Guenther <rguenther@suse.de>
3436 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3437 conversions. Simplify code.
3439 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3441 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3443 2008-04-03 Tom Tromey <tromey@redhat.com>
3444 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3446 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3447 * config/bfin/t-bfin-linux (generated_files): Add
3448 linux-sysroot-suffix.h.
3449 * doc/install.texi (Prerequisites): Require make 3.80.
3450 * doc/sourcebuild.texi (Front End Directory): Document new
3452 * Makefile.in (generated_files): New variable.
3453 (ALL_HOST_OBJS): New variable.
3454 ($(ALL_HOST_OBJS)): New target.
3456 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3458 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3459 (remap_block): Call id->transform_lang_insert_block instead
3461 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3462 Set id.transform_lang_insert_block to NULL.
3463 (clone_body): Move to cp/optimize.c
3464 * tree-inline.h (struct copy_body_data): Change
3465 transform_lang_insert_block to function pointer.
3466 (copy_generic_body, copy_decl_no_change): Export.
3467 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3468 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3469 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3471 * c-tree.h (insert_block): Kill.
3472 * c-decl.c (insert_block): Kill.
3474 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3476 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3477 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3478 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3480 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3481 argument, call {push,pop}_function_context from here.
3482 * c-parser.c: Use c_{push,pop}_function_context.
3484 * function.c (push_function_context_to): Move meat ...
3485 (push_function_context): ... here. Simplify.
3486 * function.c (pop_function_context_from): Move meat ...
3487 (pop_function_context): ... here. Simplify.
3488 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3490 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3491 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3492 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3493 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3495 2008-04-03 Ben Elliston <bje@au.ibm.com>
3497 * expmed.c (extract_force_align_mem_bit_field): Remove.
3499 2008-04-03 Richard Guenther <rguenther@suse.de>
3502 * expr.h (try_casesi): Adjust prototype.
3503 * expr.c (try_casesi): Take fallback label as extra parameter.
3504 Use that for gen_casesi if default_label is NULL.
3505 * stmt.c (expand_case): Pass fallback label to try_casesi,
3506 make sure to fill gaps with a fallback label if default_label
3509 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3512 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3514 2008-04-03 Ben Elliston <bje@au.ibm.com>
3516 * expmed.c (extract_split_bit_field): Remove if (0) code.
3517 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3518 (do_ds_constraint): Likewise.
3520 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3522 * doc/cppopts.texi (-dU): Document.
3523 * c-common.h (flag_dump_macros): Update comment.
3524 * c-opts.c (handle_OPT_d): Handle -dU.
3525 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3526 dump_queued_macros, cb_used_define, cb_used_undef): New.
3527 (init_pp_output): Handle -dU.
3528 (cb_line_change): Call dump_queued_macros.
3529 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3531 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3533 * config/avr/predicates.md (io_address_operand): New predicate.
3534 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3535 * config/avr/avr.c (avr_io_address_p): Remove function.
3536 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3537 'avr_io_address_p' function.
3538 (out_movhi_r_mr): (Ditto.).
3539 (out_movqi_mr_r): (Ditto.).
3540 (out_movhi_mr_r): (Ditto.).
3541 (avr_address_cost): (Ditto.).
3543 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3545 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3546 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3547 in 32bit mode when XMM registers are available to avoid store
3549 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3550 corresponding post-reload splitters.
3552 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3554 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3555 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3556 __builtin_ia32_roundss.
3557 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3558 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3559 __builtin_ia32_roundss.
3560 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3561 IX86_BUILTIN_SHUFPD here.
3563 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3565 * config/i386/i386.md (plogic): New.
3566 (plogicprefix): Likewise.
3568 * config/i386/mmx.md (mmx_<code><mode>3): New.
3569 (mmx_and<mode>3): Removed.
3570 (mmx_ior<mode>3): Likewise.
3571 (mmx_xor<mode>3): Likewise.
3573 * config/i386/sse.md (<code><mode>3): New.
3574 (*<code><mode>3): Likewise.
3575 (*<code><mode>3): Likewise.
3576 (<code><mode>3): Likewise.
3577 (*sse_<code><mode>3): Likewise.
3578 (*sse2_<code><mode>3): Likewise.
3579 (<code>tf3): Likewise.
3580 (*<code>tf3): Likewise.
3581 (and<mode>3): Likewise.
3582 (*and<mode>3): Likewise.
3583 (ior<mode>3): Removed.
3584 (*ior<mode>3): Likewise.
3585 (xor<mode>3): Likewise.
3586 (*xor<mode>3): Likewise.
3587 (*and<mode>3): Likewise.
3588 (*ior<mode>3): Likewise.
3589 (*xor<mode>3): Likewise.
3590 (and<mode>3): Likewise.
3591 (*sse_and<mode>3): Likewise.
3592 (*sse2_and<mode>3): Likewise.
3594 (*andtf3): Likewise.
3595 (ior<mode>3): Likewise.
3596 (*sse_ior<mode>3): Likewise.
3597 (*sse2_ior<mode>3): Likewise.
3599 (*iortf3): Likewise.
3600 (xor<mode>3): Likewise.
3601 (*sse_xor<mode>3): Likewise.
3602 (*sse2_xor<mode>3): Likewise.
3604 (*xortf3): Likewise.
3606 2008-04-02 Richard Guenther <rguenther@suse.de>
3608 PR tree-optimization/14495
3609 PR tree-optimization/34793
3610 * tree-vrp.c (struct switch_update): New structure.
3611 (to_remove_edges, to_update_switch_stmts): New VECs.
3612 (simplify_switch_using_ranges): New function. Remove not taken
3613 case labels and edges.
3614 (simplify_stmt_using_ranges): Call it.
3615 (identify_jump_threads): Mark edges we have queued for removal
3616 so we don't thread them.
3617 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3619 * tree-cfg.c (group_case_labels): Deal with missing default label.
3620 (tree_verify_flow_info): Allow missing default label.
3621 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3622 (emit_case_nodes): Likewise.
3623 (expand_case): Do not rely on the default label to be present.
3624 * expr.c (try_casesi): Deal with NULL default_label.
3625 (do_tablejump): Likewise.
3627 2008-04-02 Richard Guenther <rguenther@suse.de>
3629 PR tree-optimization/14495
3630 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3631 SWITCH_EXPR here ...
3632 (vrp_visit_switch_stmt): ... but here (new function).
3633 (find_case_label_index): New helper function.
3634 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3636 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3638 * fwprop.c: Fix ISO-C99ism.
3640 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3643 * Makefile.in (objdir): Set it here.
3644 * configure.ac: Not here. Find dynamic linker characteristics.
3645 * exec-tool.in: Use them.
3646 * aclocal.m4: Regenerate.
3647 * configure: Regenerate.
3649 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3651 * expr.c (expand_var): Delete it.
3652 * expr.h (expand_var): Delete prototype.
3653 * function.c (expand_function_start): Use expand_decl instead.
3654 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3657 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3659 PR rtl-optimization/35542
3660 * fwprop.c (forward_propagate_and_simplify): Replace
3661 loc_reg_mentioned_in_p with reg_mentioned_p.
3663 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3665 PR rtl-optimization/35281
3666 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3667 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3668 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3669 (varying_mem_p): Move above propagate_rtx.
3670 (all_uses_available_at): Do not check MEMs.
3672 2008-04-02 Rafael Espindola <espindola@google.com>
3674 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3675 (register_edge_assert_for_2): Split the cond argument.
3676 (register_edge_assert_for_1): Adjust for the change in
3677 register_edge_assert_for_2.
3678 (register_edge_assert_for): Split the cond argument.
3679 (find_switch_asserts): Adjust for the change in
3680 register_edge_assert_for.
3682 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3684 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3685 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3686 offsets for 64-bit mingw.
3687 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3688 abi for x86_64-pc-mingw.
3690 2008-04-02 Richard Guenther <rguenther@suse.de>
3692 * tree-vrp.c (extract_range_from_assert): Make sure to not
3693 produce range min/max with TREE_OVERFOW set.
3694 If merging a anti-range and a range keep the anti-range if
3695 the range covers all values of the type.
3696 (register_edge_assert_for_2): Only allow sign-changing
3697 conversions in detecting canonical range checks. Also
3698 register an assert for the unsigned name if useful.
3700 PR tree-optimization/35787
3701 * tree-vrp.c (vrp_val_max): New function.
3702 (vrp_val_min): Likewise.
3703 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3704 (vrp_val_is_min): Likewise.
3705 (supports_overflow_infinity): Use vrp_val_{min,max}.
3706 (negative_overflow_infinity): Likewise.
3707 (positive_overflow_infinity): Likewise.
3708 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3709 (is_positive_overflow_infinity): Likewise.
3710 (is_overflow_infinity): Likewise.
3711 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3712 vrp_val_is_{min,max}.
3713 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3714 to ranges if possible. Avoid empty ranges.
3716 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3719 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3720 the expression is a function address.
3722 2008-04-01 George Helffrich <george@gcc.gnu.org>
3724 PR fortran/35154, fortran/23057
3725 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3726 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3727 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3728 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3730 (dbxout_syms): Check for COMMON-based symbol and wrap in
3731 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3732 in bracket for efficiency.
3734 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3735 using DW_TAG_common_block + member offset.
3736 (add_pubname_string): New function.
3737 (dw_expand_expr): New function to find block name and offset for
3739 (common_check): New function to check whether symbol in Fortran COMMON.
3740 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3742 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3745 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3747 2008-04-02 Ben Elliston <bje@au.ibm.com>
3749 * config/v850/v850.md (casesi): Remove if (0) code.
3750 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3751 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3753 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3755 * config/i386/i386.md (rex64suffix): New mode attribute.
3756 (floathi<mode>2): Disable expander for SSE math.
3757 (*floathi<mode>2_1): New insn insn_and_split pattern.
3758 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3759 corresponding post-reload splitters.
3760 (*floathi<mode>2_i387): New macroized insn pattern.
3761 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3762 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3763 insn_and_split pattern.
3764 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3765 New macroized instruction patterns and corresponding post-reload
3767 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3768 and corresponding post-reload splitters.
3769 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3770 New macroized instruction patterns.
3771 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3772 macroized instruction patterns and corresponding post-reload splitters.
3773 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3774 corresponding post-reload splitters.
3775 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3776 New macroized instruction patterns.
3777 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3778 corresponding post-reload splitters.
3779 (*floatsi<mode>2_i387): New macroized instruction patterns.
3781 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3783 * config/i386/i386.md (smaxmin): New.
3784 (umaxmin): Likewise.
3785 (maxminiprefix): Likewise.
3786 (maxminfprefix): Likewise.
3787 (<code><mode>3): Likewise.
3788 (smin<mode>3): Removed.
3789 (smax<mode>3): Likewise.
3791 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3792 (mmx_<code>v4hi3): Likewise.
3793 (mmx_<code>v8qi3): Likewise.
3794 (mmx_smaxv2sf3): Removed.
3795 (mmx_sminv2sf3): Likewise.
3796 (mmx_umaxv8qi3): Likewise.
3797 (mmx_smaxv4hi3): Likewise.
3798 (mmx_uminv8qi3): Likewise.
3799 (mmx_sminv4hi3): Likewise.
3801 * config/i386/sse.md (<addsub><mode>3): New.
3802 (*<addsub><mode>3): Likewise.
3803 (<sse>_vm<addsub><mode>3): Likewise.
3804 (<maxmin><mode>3): Likewise.
3805 (*<maxmin><mode>3_finite): Likewise.
3806 (*<maxmin><mode>3): Likewise.
3807 (<sse>_vm<maxmin><mode>3): Likewise.
3808 (sse3_h<addsub>v4sf3): Likewise.
3809 (sse3_h<addsub>v2df3): Likewise.
3810 (<maxmin>v16qi3): Likewise.
3811 (*<maxmin>v16qi3): Likewise.
3812 (<maxmin>v8hi3): Likewise.
3813 (*<maxmin>v8hi3): Likewise.
3814 (*sse4_1_<maxmin><mode>3): Likewise.
3815 (*sse4_1_<maxmin><mode>3): Likewise.
3816 (add<mode>3): Removed.
3817 (*add<mode>3): Likewise.
3818 (<sse>_vmadd<mode>3): Likewise.
3819 (sub<mode>3): Likewise.
3820 (*sub<mode>3): Likewise.
3821 (<sse>_vmsub<mode>3): Likewise.
3822 (smin<mode>3): Likewise.
3823 (*smin<mode>3_finite): Likewise.
3824 (*smin<mode>3): Likewise.
3825 (<sse>_vmsmin<mode>3): Likewise.
3826 (smax<mode>3): Likewise.
3827 (*smax<mode>3_finite): Likewise.
3828 (*smax<mode>3): Likewise.
3829 (<sse>_vmsmax<mode>3): Likewise.
3830 (sse3_haddv4sf3): Likewise.
3831 (sse3_haddv2df3): Likewise.
3832 (sse3_hsubv4sf3): Likewise.
3833 (sse3_hsubv2df3): Likewise.
3834 (umaxv16qi3): Likewise.
3835 (*umaxv16qi3): Likewise.
3836 (smaxv8hi3): Likewise.
3837 (*smaxv8hi3): Likewise.
3838 (*sse4_1_smax<mode>3): Likewise.
3839 (*sse4_1_umax<mode>3): Likewise.
3840 (uminv16qi3): Likewise.
3841 (*uminv16qi3): Likewise.
3842 (sminv8hi3): Likewise.
3843 (*sminv8hi3): Likewise.
3844 (*sse4_1_smin<mode>3): Likewise.
3845 (*sse4_1_umin<mode>3): Likewise.
3847 2008-04-01 Rafael Espindola <espindola@google.com>
3849 * tree-cfg.c (verify_expr): remove in_phi.
3850 (verify_stmt): Don't call walk_tree with verify_expr. Use
3851 is_gimple_min_invariant instead of is_gimple_val.
3853 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3855 * doc/include/gpl_v3.texi: Update for manpage generation.
3856 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3858 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3859 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3860 gpl_v3.texi instead of gpl.texi.
3863 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3866 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3868 2008-04-01 Rafael Espindola <espindola@google.com>
3870 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3871 (extract_code_and_val_from_cond): Use
3872 extract_code_and_val_from_cond_with_ops.
3874 2008-04-01 Jan Hubicka <jh@suse.cz>
3876 * function.c (free_after_compilation): Free epilogue_delay_list.
3877 (prepare_function_start): Assert that previous compilation was freed.
3879 2008-04-01 Jan Hubicka <jh@suse.cz>
3880 Jim Wilson <wilson@tuliptree.org>
3881 Andreas Tobler <andreast@gcc.gnu.org>
3884 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3885 rtl.emit instead cfun->emit.
3886 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3887 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3889 2008-04-01 Ben Elliston <bje@au.ibm.com>
3891 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3893 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3895 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3897 (fprofile-use): Add var flag_profile_use
3898 * coverage.c (coverage_begin_output): Do not open a gcno file for
3899 output only if -ftest-coverage is set.
3900 Do not add getpwd() to gcda file path.
3901 (build_gcov_info): Check the new flag
3902 flag_profile_datafile_relative_path.
3903 (coverage_init): Use profile_data_prefix.
3904 Read profile counter only if flag_profile_use is set.
3905 * opts.c (common_handle_option): New option fprofile-use=,
3906 fprofile-dir=, fprofile-generate=.
3907 * toplev.c (profile_data_prefix): New variable definition.
3908 * toplev.h (profile_data_prefix): New declaration.
3909 * doc/invoke.tex (Option Summary, Optimization Options):
3912 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3914 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3915 use tmp consistently.
3918 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3919 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3920 UNSPEC_FR_RECIP_APPROX_RES.
3921 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3923 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3926 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3928 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3931 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3932 element of the vector via a pointer.
3934 2008-03-31 Ian Lance Taylor <iant@google.com>
3936 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3938 2008-03-31 Jan Hubicka <jh@suse.cz>
3940 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3941 get_arg_pointer_save_area.
3942 * expr.c (init_expr): Just clear out rtl.expr.
3943 * function.c (free_after_compilation): Clear out whole RTL structure.
3944 (get_func_frame_size): Merge into ...
3945 (get_frame_size): ... this one.
3946 (assign_stack_local_1): Merge into ...
3947 (assign_stack_local): ... this one.
3948 (expand_function_end): Update call of get_arg_pointer_save_area.
3949 (get_art_pointer_save_area): Remove cfun argument.
3950 * function.h (emit_status): regno_pointer_align does not need length
3951 attribute. Move x_regno_reg_rtx to ...
3952 (regno_reg_rtx): ... new global array.
3953 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3954 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3955 apply_args_value, forced_labels, stack_pointer_delta):
3957 (struct varasm_status): Move here from varasm.c
3958 (struct rtl_data): New. Move here some fields from struct function.
3959 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3960 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3961 used_temp_slots avail_temp_slots, temp_slot_level,
3962 nonlocal_goto_handler_labels): Update accesstors.
3963 (rtl): New global variable.
3964 (struct function): Move some fileds to rtl_data.
3965 (get_arg_pointer_save_area): Update prototype.
3966 * emit-rtl.c (rtl): Declare.
3967 (regno_reg_rtx): Declare.
3968 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3970 (gen_reg_rtx): Update.
3971 (init_virtual_regs): Do not tate emit_status argument.
3972 (init_emit): Do not allocate emit.
3973 * varasm.c (varasm_statuc): Move to function.h.
3974 (n_deferred_constatns): Update accestor.
3975 (init_varasm_status): Do not allocate varasm_status.
3976 (force_const_mem, get_pool_size, output_constant_pool): Update.
3977 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3978 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3980 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3982 PR rtl-optimization/35729
3983 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3986 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3989 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3990 load/store if memory is unaligned.
3991 (*movti_rex64): Likewise.
3993 * config/i386/predicates.md (misaligned_operand): New.
3995 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3998 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4001 2008-03-31 Jan Beulich <jbeulich@novell.com>
4003 * config/ia64/constraints.md: Add 'j' constraint.
4004 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4005 (movdi_internal): Likewise.
4007 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4010 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4012 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4015 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4016 proper error message for the third argument on blendpd and
4019 * config/i386/sse.md (blendbits): New.
4020 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4022 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4024 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4026 2008-03-30 Richard Guenther <rguenther@suse.de>
4029 * fold-const.c (fold_sign_changed_comparison): Do leave
4030 conversions to base-types alone.
4032 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4034 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4035 the link register if one altivec register is be saved.
4037 2008-03-30 Ben Elliston <bje@au.ibm.com>
4039 * final.c (final_scan_insn): Remove if (0) code.
4041 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4043 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4045 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4047 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4048 of V4SFmode to ix86_binary_operator_ok.
4050 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4052 * config/i386/i386.c (override_options): Initialize
4053 ix86_veclib_handler to ix86_veclibabi_svml when
4054 -mveclibabi=svml is used.
4055 (ix86_veclibabi_svml): New function for SVML ABI style
4056 vectorization support.
4057 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4059 2008-03-28 Rafael Espindola <espindola@google.com>
4061 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4062 (tree_binary_nonnegative_warnv_p): Make it public.
4063 (tree_single_nonnegative_warnv_p): Make it public.
4064 (tree_invalid_nonnegative_warnv_p): Make it public.
4065 (tree_unary_nonzero_warnv_p): Make it public.
4066 (tree_binary_nonzero_warnv_p): Make it public
4067 (tree_single_nonzero_warnv_p): Make it public.
4068 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4069 (extract_range_from_binary_expr): Split the expr argument.
4070 (extract_range_from_unary_expr): Split the expr argument.
4071 (extract_range_from_comparison): Split the expr argument.
4072 (extract_range_from_expr): Use the new aux functions.
4073 (vrp_evaluate_conditional_warnv): Use
4074 vrp_evaluate_conditional_warnv_with_ops.
4075 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4076 (tree_binary_nonzero_warnv_p): Declare.
4077 (tree_single_nonzero_warnv_p): Declare.
4078 (tree_expr_nonzero_warnv_p): Declare.
4079 (tree_unary_nonnegative_warnv_p): Declare.
4080 (tree_binary_nonnegative_warnv_p): Declare.
4081 (tree_single_nonnegative_warnv_p): Declare.
4082 (tree_invalid_nonnegative_warnv_p): Declare.
4084 2008-03-28 Richard Guenther <rguenther@suse.de>
4086 PR tree-optimization/30317
4087 PR tree-optimization/30911
4088 PR tree-optimization/34793
4089 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4090 (struct assert_locus_d): New member EXPR.
4091 (register_new_assert_for): Add EXPR parameter to support
4092 ASSERT_EXPR <name, expr OP limit>.
4093 (register_edge_assert_for_1): Adjust callers.
4094 (find_assert_locations): Likewise.
4095 (process_assert_insertions_for): Build condition from expression.
4096 (extract_range_from_assert): Handle ASSERT_EXPRs
4097 of the form ASSERT_EXPR <name, expr OP limit>.
4098 (register_edge_assert_for_2): New helper registering
4099 asserts for comparisons. Recognize range tests of the form
4100 (unsigned)i - CST1 OP CST2.
4101 (register_edge_assert_for_1): Use it.
4102 (register_edge_assert_for): Likewise.
4103 (needs_overflow_infinity): Integer sub-types
4104 do not need overflow infinities.
4105 (vrp_val_is_max): The extreme values of integer sub-types
4106 are those of the base type.
4107 (vrp_val_is_min): Likewise.
4108 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4111 2008-03-28 Nick Clifton <nickc@redhat.com>
4114 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4115 Return GENERAL_REGS for stack adjustment reloads.
4117 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4120 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4121 const_vector when all the vectors are constant.
4123 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4125 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4127 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4128 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4130 (s<code>_sf): Use new scc_sf attribute for opcode names.
4132 2008-03-27 Tom Tromey <tromey@redhat.com>
4134 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4135 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4136 config/spu/t-spu-elf, config/i386/t-interix,
4137 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4138 config/i386/x-darwin, config/i386/x-mingw32,
4139 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4140 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4141 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4142 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4143 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4144 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4145 config/score/t-score-elf, config/arm/t-strongarm-pe,
4146 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4147 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4148 Revert automatic dependency patch.
4150 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4153 * config/i386/i386.c (ix86_function_arg_boundary): Align
4154 decimal floating point to its natural boundary.
4156 2008-03-27 Richard Guenther <rguenther@suse.de>
4159 * fold-const.c (fold_comparison): Restrict distinct decl
4160 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4161 solely rely on operand_equal_p.
4163 2008-03-27 Richard Guenther <rguenther@suse.de>
4166 * c-common.c (handle_weak_attribute): Reject combination of
4169 2008-03-27 Richard Guenther <rguenther@suse.de>
4171 PR tree-optimization/32810
4172 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4173 conversions from DECL_INITIAL.
4174 (fold_const_aggregate_ref): Likewise from constructor elements.
4176 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4178 * tree-affine.h (aff_combination_expand): Declare.
4179 (get_inner_reference_aff): Likewise.
4180 * tree-affine.c (aff_combination_expand): Split out from
4181 tree_to_aff_combination_expand.
4182 (get_inner_reference_aff): New function.
4183 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4184 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4185 (struct lim_aux_data): sm_done field removed.
4186 (mem_ref_loc_p, mem_ref_locs_p): New types.
4187 (struct mem_ref): Added id, stored, accesses_in_loop,
4188 indep_loop, dep_loop, indep_ref, dep_ref fields.
4189 Removed is_stored, locs and next fields.
4190 (memory_accesses): New variable.
4191 (movement_possibility): Do not allow moving statements
4192 that store to memory.
4193 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4195 (determine_max_movement): For statements with memory references,
4196 find the outermost loop in that the reference is independent.
4197 (move_computations_stmt): Mark the virtual operands for renaming.
4198 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4199 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4200 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4201 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4202 create_vop_ref_mapping, analyze_memory_references,
4203 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4204 get_all_locs_in_loop, ref_always_accessed_p,
4205 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4206 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4207 store_motion_loop, store_motion): New functions.
4208 (struct vop_to_refs_elt): New type.
4209 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4210 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4211 (schedule_sm): Replaced by...
4212 (execute_sm): ... this.
4213 (determine_lsm_ref, hoist_memory_references,
4214 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4215 find_more_ref_vops, free_mem_ref, free_mem_refs,
4216 determine_lsm_loop, determine_lsm): Removed.
4217 (tree_ssa_lim_finalize): Free data structures used by store motion.
4218 (tree_ssa_lim): Call analyze_memory_references. Use
4219 store_motion instead of determine_lsm.
4221 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4223 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4224 rename tmake_file to m68hc11/t-m68hc11.
4225 (mcore): Set inhibit_libc to true.
4226 * config.host (alpha*-dec-*vms*): Set extra_programs.
4227 (interix3*): Don't use host_xmake_file.
4228 * configure.ac: Let config.gcc override inhibit_libc.
4229 * configure: Regenerate.
4231 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4232 * config/t-openbsd-thread: Remove commented out lines.
4234 * config/x-interix: Remove.
4236 * config/m68hc11/t-m68hc11-gas: Rename to...
4237 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4239 * config/mcore/t-mcore: Remove T_CFLAGS.
4240 * config/mcore/t-mcore-pe: Likewise.
4242 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4244 * configure.ac: Replace custom __GNU_SOURCE test with
4245 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4246 * aclocal.m4: Regenerate.
4247 * configure: Regenerate.
4248 * config.in: Regenerate.
4250 2008-03-27 Richard Guenther <rguenther@suse.de>
4252 * fold-const.c (target.h): Include.
4253 (fold_comparison): Fold comparison of addresses of decls
4254 that bind locally or of constants. Consolidate address folding code.
4255 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4256 results from fold_binary_to_constant.
4257 (compare_values_warnv): Likewise.
4259 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4262 * fold-const.c (fold_truthop): Check for integeral types when folding
4263 a == 0 && b == 0 and a != 0 || b != 0 .
4265 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4267 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4269 2008-03-26 Andreas Schwab <schwab@suse.de>
4271 * doc/invoke.texi: Fix use of @item vs. @itemx.
4273 2008-03-26 Tom Tromey <tromey@redhat.com>
4275 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4276 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4277 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4278 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4279 build/genconstants.o, build/genemit.o, build/genextract.o,
4280 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4281 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4284 2008-03-26 Richard Guenther <rguenther@suse.de>
4287 2008-03-26 Richard Guenther <rguenther@suse.de>
4289 * fold-const.c (target.h): Include.
4290 (fold_comparison): Fold comparison of addresses of two decls
4291 that bind locally. Consolidate address folding code.
4293 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4295 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4296 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4297 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4298 dconstsqrt2, dconstthird, dconste and/or dconst10.
4299 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4300 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4301 dconstsqrt2, dconste): Delete.
4302 (init_emit_once): Likewise. Simplify initializing dconstm1.
4304 * real.c (get_real_const): New.
4305 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4306 dconstsqrt2, dconste): Delete.
4307 (real_value_const, get_real_const): New.
4309 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4311 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4313 * config/i386/i386.c (ix86_function_arg_boundary): Check
4314 BIGGEST_ALIGNMENT instead of 128.
4315 (setup_incoming_varargs_64): Likewise.
4317 2008-03-26 Tom Tromey <tromey@redhat.com>
4319 * Makefile.in (DEPFILES): Add missing '/'.
4321 2008-03-26 Richard Guenther <rguenther@suse.de>
4323 * fold-const.c (target.h): Include.
4324 (fold_comparison): Fold comparison of addresses of two decls
4325 that bind locally. Consolidate address folding code.
4327 2008-03-26 Nick Clifton <nickc@redhat.com>
4330 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4331 not allow INT+INT as a legitimate addressing mode.
4333 2008-03-26 Richard Guenther <rguenther@suse.de>
4335 * tree-flow.h (widen_bitfield): Remove declaration.
4336 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4337 (widen_bitfield): Remove function.
4338 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4341 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4344 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4347 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4349 PR rtl-optimization/35232
4350 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4351 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4352 reg_reloaded_call_part_clobbered here.
4353 (reload_regs_reach_end_p): New function.
4354 (reload_reg_rtx_for_input): New variable.
4355 (reload_reg_rtx_for_output): Likewise.
4356 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4357 when reassigning a pseudo register. Load reloadreg from
4358 reload_reg_rtx_for_input, moving the mode and register
4360 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4361 instead of the original when deciding whether an input reload
4362 would be a no-op or whether an output reload can be deleted.
4363 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4364 when setting up new_spill_reg_store. Load it from
4365 reload_reg_rtx_for_output, moving the mode and register
4367 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4368 instead of the original when deciding whether an output reload
4369 would be a no-op. Do the same when modifying insn notes.
4370 Use rtx_equal_p instead of == to compare the registers.
4371 (inherit_piecemeal_p): Take a mode and two register numbers
4373 (emit_reload_insns): Clear new_spill_reg_store for every hard
4374 register in the reload register. Remove spill registers
4375 from reg_reloaded_valid before considering whether to record
4376 inheritance information for them. Use reload_reg_rtx_for_output
4377 instead of reg_rtx when recording output reloads. Use
4378 reload_reg_rtx_for_input instead of reg_rtx when recording
4379 input reloads. Set or clear reg_reloaded_call_part_clobbered
4380 at the same time as setting reg_reloaded_valid.
4381 (delete_output_reload): Add a new_reload_reg parameter and use it
4382 instead of rld[j].reg_rtx.
4383 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4386 2008-03-25 Tom Tromey <tromey@redhat.com>
4388 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4389 (build/genattr.o): Likewise.
4390 (build/genattrtab.o): Likewise.
4391 (build/gencodes.o): Likewise.
4392 (build/genconfig.o): Likewise.
4393 (build/genconstants.o): Likewise.
4394 (build/genemit.o): Likewise.
4395 (build/genextract.o): Likewise.
4396 (build/genflags.o): Likewise.
4398 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4400 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4401 instead of size_int for integer types.
4402 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4403 to match type of MINUS_EXPR.
4405 2008-03-25 Tom Tromey <tromey@redhat.com>
4407 * configure: Rebuilt.
4408 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4411 2008-03-25 Tom Tromey <tromey@redhat.com>
4413 * config/x-solaris (host-solaris.o): Update.
4414 * config/x-linux (host-linux.o): Update.
4415 * config/x-hpux (host-hpux.o): Update.
4416 * config/x-darwin (host-darwin.o): Update.
4417 * config/v850/t-v850e (v850-c.o): Update.
4418 * config/v850/t-v850 (v850-c.o): Update.
4419 * config/t-vxworks (vxworks.o): Update.
4420 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4421 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4422 * config/spu/t-spu-elf (spu-c.o): Update.
4424 * config/sh/t-symbian (sh-c.o): Update.
4425 (symbian.o): Update.
4426 * config/sh/t-sh (sh-c.o): Update.
4427 * config/score/t-score-elf (score7.o, score3.o): Update.
4428 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4429 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4430 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4431 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4433 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4434 * config/m32c/t-m32c (m32c-pragma.o): Update.
4435 * config/ia64/t-ia64 (ia64-c.o): Update.
4436 * config/i386/x-mingw32 (host-mingw32.o): Update.
4437 * config/i386/x-i386 (driver-i386.o): Update.
4438 * config/i386/x-darwin (host-i386-darwin.o): Update.
4439 * config/i386/x-cygwin (host-cygwin.o): Update.
4440 * config/i386/t-nwld (nwld.o): Update.
4441 * config/i386/t-netware (netware.o): Update.
4442 * config/i386/t-interix (winnt.o): Update.
4443 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4444 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4445 msformat-c.o): Update.
4446 * config/bfin/t-bfin-linux (generated_files): Add
4447 linux-sysroot-suffix.h.
4448 * config/arm/t-wince-pe (pe.o): Update.
4449 * config/arm/t-strongarm-pe (pe.o): Update.
4450 * config/arm/t-pe (pe.o): Update.
4451 * config/arm/t-arm (arm-c.o): Update.
4452 * doc/install.texi (Prerequisites): Require make 3.80.
4453 * Makefile.in: Remove .o targets.
4454 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4455 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4456 (simple_generated_h, simple_generated_c): Move earlier.
4457 (generated_files): New variable.
4458 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4459 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4460 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4461 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4462 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4463 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4464 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4465 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4466 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4467 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4468 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4469 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4471 (COMPILE.base, COMPILE): New variables.
4472 (%.o): New pattern rule.
4473 (ALL_HOST_OBJS): New variable.
4474 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4475 (dummy-checksum.o, cc1-checksum.o): Remove.
4476 (DRIVER_SHLIB): New variable.
4477 (DRIVER_DEFINES): Use it.
4478 (gencondmd.c): Move out of build/.
4479 (s-conditions): Update.
4480 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4481 (ALL_BUILD_OBJS): Likewise.
4482 (build/%.o): Use BUILDCOMPILE.
4483 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4484 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4485 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4486 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4487 build/genconfig.o, build/genconstants.o, build/genemit.o,
4488 build/genextract.o, build/genflags.o, build/genmddeps.o,
4489 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4490 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4491 build/gen-protos.o, build/scan.o, build/fix-header.o,
4492 build/scan-decls.o): Simplify.
4493 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4494 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4495 prefix.o, toplev.o): Reduce to variable setting.
4496 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4497 ($(out_object_file), gcc-options.o): New targets.
4498 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4499 * configure: Rebuilt.
4500 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4501 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4503 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4505 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4506 complain when we hit an error, return ERROR_MARK_NODE.
4508 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4510 * config/sh/constraints.md (Pso, Psz): New constraints.
4511 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4512 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4514 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4516 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4517 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4519 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4521 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4522 (prefetch_sh2a): New.
4524 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4525 Naveen.H.S <naveen.hs@kpitcummins.com>
4527 * config/sh/constraints.md (I28): New constraint.
4528 * config/sh/sh.c (broken_move): Add support for movi20s.
4529 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4531 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4532 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4533 Naveen.H.S <naveen.hs@kpitcummins.com>
4535 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4536 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4537 (print_operand): Handle resbank in %@ operand code.
4538 (sh_encode_section_info): New.
4539 (push_regs): Add conditions for resbank.
4540 (sh_expand_epilogue): Likewise.
4541 (sh_insert_attributes): Likewise.
4542 (sh_attribute_table): Likewise.
4543 (sh_handle_resbank_handler_attribute): New.
4544 (sh2a_handle_function_vector_handler_attribute): New.
4545 (sh2a_is_function_vector_call): New.
4546 (sh2a_get_function_vector_number): New.
4547 (sh2a_function_vector_p): New.
4548 (sh_cfun_resbank_handler_p): New.
4549 * config/sh/sh.md (calli): Emit jsr/n if possible.
4550 (calli_tbr_rel): New.
4551 (calli_pcrel): Emit jsr/n if possible.
4552 (return_i): Emit rts/n if possible.
4553 (call_valuei_tbr_rel): New.
4554 (call_valuei_pcrel): Add condition for SH2A target.
4555 (call_value): Likewise.
4556 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4557 (sh2a_get_function_vector_number): Likewise.
4558 (sh2a_is_function_vector_call): Likewise.
4559 * doc/extend.texi: Document TBR relative addressing of SH2A.
4560 (resbank): Add description for SH2A.
4562 2008-03-24 Richard Guenther <rguenther@suse.de>
4565 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4566 pointer assignments change conversions according to middle-end rules.
4567 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4568 * configure.ac: Include type checking in yes.
4569 * configure: Regenerate.
4571 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4573 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4574 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4576 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4578 * gthr-vxworks.h (UNUSED): Define.
4580 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4582 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4584 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4586 * doc/extend.texi (Function Attributes): Add missing comma in the
4587 example of the "alloc_size" attribute.
4589 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4592 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4594 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4597 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4600 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4601 of the underlying type of a MS bitfield layout to the natural
4602 alignment of the type.
4604 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4606 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4607 to their natural alignment to avoid store forwarding stalls.
4609 2008-03-22 Richard Guenther <rguenther@suse.de>
4611 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4612 For PHI nodes verify the address is invariant.
4613 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4614 (get_symbol_constant_value): Use is_gimple_min_invariant.
4615 (maybe_fold_stmt_indirect): Likewise.
4617 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4619 PR rtl-optimization/33927
4620 * Makefile.in (dse.o): Depend on $(TM_P_H).
4621 * expr.h (extract_low_bits): Declare.
4622 * expmed.c (extract_low_bits): New function.
4623 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4624 * dse.c: Include tm_p.h.
4625 (find_shift_sequence): Remove the read_reg argument and return the
4626 read value. Emit the instructions instead of returning them.
4627 Iterate on new_mode rather than calculating it each time.
4628 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4629 source to NEW_MODE and extract_low_bits to convert the shifted
4631 (replace_read): Allow the load and store to have different mode
4632 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4633 or extraction instructions before trying the replacement. Update
4634 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4636 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4638 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4639 to their natural alignment to avoid store forwarding stalls.
4641 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4644 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4645 encouraging but not allowing gprs for input;
4646 change the input constraint to !f#r.
4647 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4649 change the output constraint to !f#r.
4651 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4654 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4655 corresponding post-reload splitters.
4656 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4657 when x87 FP math is selected.
4658 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4659 New function prototype.
4660 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4661 unreachable function to ease macroization of insn patterns.
4663 2008-03-21 Martin Jambor <mjambor@suse.cz>
4665 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4666 reference dumps if ddr is NULL or dependence is unknown.
4668 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4670 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4671 unsigned extension into account.
4672 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4673 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4674 Do computations on a scratch register.
4676 2008-03-21 Richard Guenther <rguenther@suse.de>
4678 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4679 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4680 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4681 * tree-ssa-dom.c (record_equality): Likewise.
4682 * tree-inline.c (copy_body_r): Likewise.
4683 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4686 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4688 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4689 as 'delete_unused' argument.
4691 2008-03-20 Richard Guenther <rguenther@suse.de>
4693 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4694 special casing of constant qualifiers.
4695 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4696 care about them in general.
4697 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4698 regardless of their type.
4699 (fold_stmt_r): Forcefully fold *& if we end up with that.
4701 2008-03-20 Paul Brook <paul@codesourcery.com>
4703 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4704 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4706 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4708 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4709 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4711 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4713 * common.opt (Wmudflap): New option.
4714 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4715 (mx_register_decls): Likewise.
4716 (mudflap_finish_file): Likewise.
4717 * doc/invoke.texi: Document -Wno-mudflap.
4719 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4721 * c-format.c (replace_format_name_to_system_name): New.
4723 (convert_format_name_to_system_name): New.
4724 (decode_format_attr): Add use of convert_format_name_to_system_name.
4725 (format_types_orig): Add gnu_ prefix to names.
4726 (check_format_info_main): Special treating of \0 escaped names for
4727 supporting multi-character format specifiers as I32, I64.
4728 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4729 (gnu_target_overrides_format_attributes): New.
4730 * c-format.h: Add structure target_ovr_attr to hold
4731 system specific formatter names.
4732 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4733 msformat-c.o file to c_target_objs and cxx_target_objs.
4734 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4735 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4736 (TARGET_N_FORMAT_TYPES): New.
4737 * config/i386/msformat-c.c: New.
4738 * config/i386/t-cygming: Add build rule for msformat-c.o.
4739 * doc/extend.texi: Add new format names gnu_* and ms_* and
4741 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4743 2008-03-20 Ira Rosen <irar@il.ibm.com>
4745 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4746 optimizations turned on under -O3.
4747 (ftree-vectorize): Add that the flag is turned on with -O3.
4749 2008-03-20 Ben Elliston <bje@au.ibm.com>
4751 * regmove.c (try_auto_increment): Fix spelling error in comment.
4752 * final.c (final_scan_insn): Likewise.
4754 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4757 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4758 allocator preferences for "y" and "r" class registers.
4759 ("*mov<mode>_internal"): Ditto.
4760 ("*movv2sf_internal_rex64"): Ditto.
4761 ("*movv2sf_internal"): Ditto.
4763 2008-03-19 Michael Matz <matz@suse.de>
4766 * calls.c (expand_call): Check overlap of arguments with call
4767 address for sibcalls.
4769 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4772 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4773 of the underlying type of a MS bitfield layout to the natural
4774 alignment of the type.
4776 2008-03-19 Jan Hubicka <jh@suse.cz>
4779 * toplev.c (decode_d_option): Handle all CPP flags.
4780 * tree-vrp.c: Update tree_pass descriptors.
4781 * regrename.c: Update tree_pass descriptors.
4782 * fwprop.c: Update tree_pass descriptors.
4783 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4784 * tree-into-ssa.c: Update tree_pass descriptors.
4785 * tree-dump.c: Update tree_pass descriptors.
4786 * tree-complex.c: Update tree_pass descriptors.
4787 * tree-dump.h: Update tree_pass descriptors.
4788 * see.c: Update tree_pass descriptors.
4789 * cgraphbuild.c: Update tree_pass descriptors.
4790 * tracer.c: Update tree_pass descriptors.
4791 * tree-loop-distribution.c: Update tree_pass descriptors.
4792 * cgraph.c: Update tree_pass descriptors.
4793 * postreload-gcse.c: Update tree_pass descriptors.
4794 * postreload.c: Update tree_pass descriptors.
4795 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4796 * tree-tailcall.c: Update tree_pass descriptors.
4797 * tree-pass.h (tree_opt_pass): Rename to ...
4798 (opt_pass) ... this one; add "type" field and remove letter field.
4799 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4800 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4801 all_lowering_passes): Update declaration.
4802 * ipa-cp.c: Update tree_pass descriptors.
4803 * final.c: Update tree_pass descriptors.
4804 * omp-low.c: Update tree_pass descriptors.
4805 * tree-ssa-dse.c: Update tree_pass descriptors.
4806 * ipa-reference.c: Update tree_pass descriptors.
4807 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4808 * auto-inc-dec.c: Update tree_pass descriptors.
4809 * reorg.c: Update tree_pass descriptors.
4810 * cgraphunit.c: Update tree_pass descriptors.
4811 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4812 * tree-ssa-ccp.c: Update tree_pass descriptors.
4813 * df-core.c: Update tree_pass descriptors.
4814 * mode-switching.c: Update tree_pass descriptors.
4815 * tree-nomudflap.c: Update tree_pass descriptors.
4816 * modulo-sched.c: Update tree_pass descriptors.
4817 * ipa-pure-const.c: Update tree_pass descriptors.
4818 * cse.c: Update tree_pass descriptors.
4819 * web.c: Update tree_pass descriptors.
4820 * tree-stdarg.c: Update tree_pass descriptors.
4821 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4822 * tree-ssa-dom.c: Update tree_pass descriptors.
4823 * tree-nrv.c: Update tree_pass descriptors.
4824 * tree-ssa-alias.c: Update tree_pass descriptors.
4825 * loop-init.c: Update tree_pass descriptors.
4826 * gimple-low.c: Update tree_pass descriptors.
4827 * ipa-inline.c: Update tree_pass descriptors.
4828 * tree-ssa-sink.c: Update tree_pass descriptors.
4829 * global.c: Update tree_pass descriptors.
4830 * ifcvt.c: Update tree_pass descriptors.
4831 * jump.c: Update tree_pass descriptors.
4832 * predict.c: Update tree_pass descriptors.
4833 * tree-ssa-loop.c: Update tree_pass descriptors.
4834 * recog.c: Update tree_pass descriptors.
4835 * dse.c: Update tree_pass descriptors.
4836 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4837 * tree-eh.c: Update tree_pass descriptors.
4838 * regmove.c: Update tree_pass descriptors.
4840 * function.c: Update tree_pass descriptors.
4841 * tree-vectorizer.c: Update tree_pass descriptors.
4842 * gcse.c: Update tree_pass descriptors.
4843 * ipa-type-escape.c: Update tree_pass descriptors.
4844 * tree-if-conv.c: Update tree_pass descriptors.
4845 * init-regs.c: Update tree_pass descriptors.
4846 * ipa.c: Update tree_pass descriptors.
4847 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4848 * rtl-factoring.c: Update tree_pass descriptors.
4849 * lower-subreg.c: Update tree_pass descriptors.
4850 * bt-load.c: Update tree_pass descriptors.
4851 * tree-dfa.c: Update tree_pass descriptors.
4852 * except.c: Update tree_pass descriptors.
4853 * emit-rtl.c: Update tree_pass descriptors.
4854 * cfgexpand.c: Update tree_pass descriptors.
4855 * tree-cfgcleanup.c: Update tree_pass descriptors.
4856 * cfgcleanup.c: Update tree_pass descriptors.
4857 * tree-ssa-pre.c: Update tree_pass descriptors.
4858 * tree-sra.c: Update tree_pass descriptors.
4859 * tree-mudflap.c: Update tree_pass descriptors.
4860 * tree-ssa-copy.c: Update tree_pass descriptors.
4861 * cfglayout.c: Update tree_pass descriptors.
4862 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4863 * tree-ssa-dce.c: Update tree_pass descriptors.
4864 * tree-ssa.c: Update tree_pass descriptors.
4865 * regclass.c: Update tree_pass descriptors.
4866 * integrate.c: Update tree_pass descriptors.
4867 * tree-optimize.c: Update tree_pass descriptors.
4868 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4869 * tree-object-size.c: Update tree_pass descriptors.
4870 * combine.c: Update tree_pass descriptors.
4871 * tree-outof-ssa.c: Update tree_pass descriptors.
4872 * bb-reorder.c: Update tree_pass descriptors.
4873 * stack-ptr-mod.c: Update tree_pass descriptors.
4874 * var-tracking.c: Update tree_pass descriptors.
4875 * tree-profile.c: Update tree_pass descriptors.
4876 * tree-vect-generic.c: Update tree_pass descriptors.
4877 * reg-stack.c: Update tree_pass descriptors.
4878 * sched-rgn.c: Update tree_pass descriptors.
4879 * tree-ssa-structalias.c: Update tree_pass descriptors.
4880 * tree-cfg.c: Update tree_pass descriptors.
4881 * passes.c (current_pass): Update declaration.
4882 (finish_optimization_passes): Update.
4883 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4884 (register_one_dump_file, register_dump_files_1, next_pass_1):
4886 (init_optimization_passes): Update handling of new types.
4887 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4888 * ipa-struct-reorg.c: Update tree_pass descriptors.
4889 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4890 * combine-stack-adj.c: Update tree_pass descriptors.
4891 * cfgrtl.c: Update tree_pass descriptors.
4892 * dce.c: Update tree_pass descriptors.
4893 * tree-ssanames.c: Update tree_pass descriptors.
4895 2008-03-19 Richard Guenther <rguenther@suse.de>
4898 * tree-ssa.c (walk_data): New structure.
4899 (warn_uninitialized_var): If not always_executed warn with "maybe"
4901 (execute_early_warn_uninitialized): Compute post-dominators.
4902 Initialize always_executed before processing each basic block.
4904 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4907 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4908 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4910 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4912 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4914 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4916 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4918 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4919 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4920 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4921 target after ignore has been set, and move there also the commputation
4922 of subtarget and original_target.
4923 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4924 (LANG_HOOKS_INITIALIZER): Remove it.
4925 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4927 2008-03-18 Richard Guenther <rguenther@suse.de>
4929 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4930 found an expression with constants, note that in the VN for the lhs.
4931 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4932 fold them to constants if possible. Run cleanup_cfg if done so.
4933 (execute_pre): Return todo.
4935 (execute_fre): Likewise.
4936 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4938 (get_prop_source_stmt): Look through pointer conversions.
4940 2008-03-18 Jan Hubicka <jh@suse.cz>
4942 * tree-pretty-print.c: Include predict.h.
4943 (dump_generic_node): Dump predictor.
4944 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4945 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4946 * gimple-low.c (lower_stmt): Likewise.
4947 * expr.c (expand_expr_real): Likewise.
4948 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4950 (build_predict_expr, build_predict_expr): New.
4951 * predict.h (predictor_name, build_predict_expr): Update.
4952 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4953 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4954 * predict.def (PRED_CONTINUE): Update hitrate.
4955 * tree.def (PREDICT_EXPR): Define.
4956 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4957 do not handle BIND_EXPR.
4958 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4959 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4960 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4963 2008-03-18 Michael Matz <matz@suse.de>
4965 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4967 2008-03-18 Richard Guenther <rguenther@suse.de>
4969 * tree-gimple.h (is_gimple_invariant_address): Declare.
4970 (is_gimple_constant): Likewise.
4971 * tree-gimple.c (is_gimple_constant): New function.
4972 (is_gimple_invariant_address): Likewise.
4973 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4974 and is_gimple_invariant_address.
4975 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4977 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4978 an addressable base.
4980 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4983 * gimplify.c (gimplify_expr): Gimplify second operand of
4986 2008-03-17 Richard Guenther <rguenther@suse.de>
4988 PR tree-optimization/19637
4989 * fold-const.c (fold_unary): Remove restrictions of removing
4990 intermediate pointer-conversions (P2)(P1)P0.
4991 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4992 conversion to void pointer.
4993 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4995 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4998 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4999 emulated thread local variables.
5001 2008-03-16 Richard Guenther <rguenther@suse.de>
5004 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5005 expand TREE_INVARIANT operations that are not gimple invariant.
5007 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5009 * doc/extend.texi (Alignment): Say that the ABI controls
5010 the __alignof__ for non-strict-alignment targets rather
5011 than being a recommendation.
5013 2008-03-15 Paul Brook <paul@codesourcery.com>
5015 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5017 (arm_output_fn_unwind): Mark functions that can not be unwound.
5019 2008-03-15 Paul Brook <paul@codesourcery.com>
5021 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5022 extension instructions.
5024 2008-03-15 Richard Guenther <rguenther@suse.de>
5026 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5027 and fold constant aggregate refs.
5028 (fold_const_aggregate_ref): Handle string constants
5029 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5030 (evaluate_stmt): Simplify now that ccp_fold folds constant
5033 2008-03-15 Paul Brook <paul@codesourcery.com>
5035 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5036 (extzv): Use gen_extzv_t2.
5037 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5039 2008-03-15 Richard Guenther <rguenther@suse.de>
5041 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5042 (fold_const_aggregate_ref): Likewise.
5043 (get_value): Return NULL if we don't have any values.
5044 (ccp_finalize): Set const_val to NULL after freeing it.
5045 * tree-flow.h (get_symbol_constant_value): Declare.
5046 (fold_const_aggregate_ref): Likewise.
5047 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5049 2008-03-15 Richard Guenther <rguenther@suse.de>
5052 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5053 to not produce negative array indices if not allowed. Add
5054 parameter to indicate that.
5055 (maybe_fold_offset_to_component_ref): Allow negative array
5056 indices only for the first member of a structure.
5057 (maybe_fold_offset_to_reference): Allow negative array indices.
5058 (maybe_fold_stmt_addition): Likewise.
5060 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5061 Anatoly Sokolov <aesok@post.ru>
5063 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5064 (avr_arch): Add ARCH_AVR6.
5065 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5066 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5067 instead of fixed value 2.
5068 (print_operand_address): Use gs() asm specifier instead of pm().
5069 (avr_assemble_integer): (Ditto.).
5070 (avr_output_addr_vec_elt): (Ditto.).
5071 (print_operand): Handle "!" code.
5072 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5073 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5074 (AVR_HAVE_EIJMP_EICALL): Define.
5075 (AVR_3_BYTE_PC): Redefine.
5076 (AVR_2_BYTE_PC): (Ditto.).
5077 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5078 (LINK_SPEC): Add atmega2560 and atmega2561.
5079 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5081 * config/avr/avr.md (call_insn): Use eicall instead of icall
5082 for 3 byte PC devices.
5083 (call_value_insn): (Ditto.).
5084 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5085 (indirect_jump): Use only for for 2 byte PC devices.
5086 (*tablejump): (Ditto.).
5087 (*indirect_jump_avr6): Add insn.
5088 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5089 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5090 instead of ijmp for 3 byte PC devices.
5091 (__tablejump2__): (Ditto.).
5092 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5093 (MULITLIB_DIRNAMES): (Ditto.).
5094 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5096 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5098 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5099 "sse2_umulsidi3". Use V1DI mode for operand 0.
5100 ("mmx_psadbw"): Use V1DI mode for operand 0.
5101 * config/i386/i386-modes.def (V1SI): New vector mode.
5102 * config/i386/i386.c (struct builtin_description)
5103 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5104 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5105 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5106 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5107 v1di_ftype_v8qi_v8qi type.
5108 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5110 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5111 __builtin_ia32_pmuludq]: Fix the mode of return value.
5113 2008-03-15 Richard Guenther <rguenther@suse.de>
5116 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5119 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5121 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5122 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5123 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5124 unless TARGET_SERIALIZE_VOLATILE is enabled.
5125 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5126 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5127 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5129 2008-03-14 Richard Guenther <rguenther@suse.de>
5131 PR tree-optimization/34172
5132 * tree-flow.h (refs_may_alias_p): Declare.
5133 (get_single_def_stmt): Likewise.
5134 (get_single_def_stmt_from_phi): Likewise.
5135 (get_single_def_stmt_with_phi): Likewise.
5136 * tree-dfa.c (refs_may_alias_p): New function.
5137 (get_single_def_stmt): Likewise.
5138 (get_single_def_stmt_from_phi): Likewise.
5139 (get_single_def_stmt_with_phi): Likewise.
5140 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5141 (vn_reference_lookup_1): New helper function.
5142 (vn_reference_lookup): Walk the virtual use-def chain to
5143 continue searching for a match if the def does not alias the
5144 reference we are looking for.
5146 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5148 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5149 archive and Perzl. Update The Written Word listing.
5151 2008-03-14 Richard Guenther <rguenther@suse.de>
5153 PR tree-optimization/34043
5154 PR tree-optimization/33989
5155 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5157 (bitmap_find_leader): Use extra argument to verify dominance
5158 relationship inside a basic-block.
5159 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5160 (find_leader_in_sets): Adjust.
5161 (create_component_ref_by_pieces): Take extra argument for
5162 dominance check, handle lookup failures.
5163 (find_or_generate_expression): Likewise.
5164 (create_expression_by_pieces): Likewise.
5165 (insert_into_preds_of_block): Adjust.
5166 (create_value_expr_from): If asked for, verify all operands
5167 are in the blocks AVAIL_OUT set.
5168 (make_values_for_stmt): Check for SSA_NAMEs that are life
5169 over an abnormal edge.
5170 (compute_avail): Remove such check.
5171 (do_SCCVN_insertion): New function.
5172 (eliminate): If we do not find a leader suitable for replacement
5173 insert a replacement expression from SCCVN if available.
5174 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5175 (struct vn_ssa_aux): Add needs_insertion flag.
5176 * tree-ssa-sccvn.c (may_insert): New global flag.
5177 (copy_reference_ops_from_ref): Value-number union member access
5178 based on its size, not type and member if insertion is allowed.
5179 (visit_reference_op_load): For a weak match from union type
5180 punning lookup a view-converted value and insert a SSA_NAME
5181 for that value if that is not found.
5182 (visit_use): Make dumps shorter. Do not disallow value numbering
5183 SSA_NAMEs that are life over an abnormal edge to constants.
5184 (free_scc_vn): Release inserted SSA_NAMEs.
5185 (run_scc_vn): New flag to specify whether insertion is allowed.
5186 Process SSA_NAMEs in forward order.
5187 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5188 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5189 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5190 pointer type to/from integral types that do not change the
5191 precision to regular conversions.
5193 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5195 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5196 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5197 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5198 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5199 input arguments and the mode of return value. Built-in functions
5200 that operate on whole 64-bit MMX register now use V1DI mode.
5202 2008-03-13 Alon Dayan <alond@il.ibm.com>
5203 Olga Golovanevsky <olga@il.ibm.com>
5205 PR tree-optimization/35041
5206 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5207 to locate the right position in a statement.
5209 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5213 * config/i386/xmmintrin.h: Change all static inline functions to
5214 extern inline and add __gnu_inline__ attribute.
5215 * config/i386/bmintrin.h: Ditto.
5216 * config/i386/smmintrin.h: Ditto.
5217 * config/i386/tmmintrin.h: Ditto.
5218 * config/i386/mmintrin-common.h: Ditto.
5219 * config/i386/ammintrin.h: Ditto.
5220 * config/i386/emmintrin.h: Ditto.
5221 * config/i386/pmmintrin.h: Ditto.
5222 * config/i386/mmintrin.h: Ditto.
5223 * config/i386/mm3dnow.h: Ditto.
5225 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5228 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5229 (lower_omp_2): New function.
5230 (lower_omp_1, lower_omp): Rewritten.
5232 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5235 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5236 with the phrase "Microsoft Windows compilers".
5237 (Push/Pop Macro Pragmas): New subsection. Document
5238 #pragma push_macro and pragma pop_macro.
5240 2008-03-12 Paul Brook <paul@codesourcery.com>
5242 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5244 2008-03-12 Paul Brook <paul@codesourcery.com>
5246 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5247 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5248 (thumb2_addsi_shortim): Rename ...
5249 (thumb2_addsi_short): ... to this. Allow register operands.
5250 (thumb2_subsi_short): New pattern.
5251 (thumb2_one_cmplsi2_short,
5252 thumb2_negsi2_short): New patterns and peepholes.
5254 2008-03-12 Paul Brook <paul@codesourcery.com>
5256 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5258 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5260 * config/i386/i386.md (int_cond): New code iterator.
5262 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5263 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5264 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5265 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5266 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5267 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5268 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5269 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5271 2008-03-12 Paul Brook <paul@codesourcery.com>
5273 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5274 instead of {arm,thumb}_compute_save_reg_mask.
5275 (output_return_instruction): Ditto.
5276 (thumb_unexpanded_epilogue): Ditto.
5277 (thumb1_expand_prologue): Ditto.
5278 (thumb1_output_function_prologue): Ditto.
5279 (arm_set_return_address): Ditto.
5280 (thumb_set_return_address): Ditto.
5281 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5282 regs to achieve stack alignment.
5283 (thumb1_compute_save_reg_mask): Fix compiler warning.
5284 (arm_output_epilogue): Use offsets->saved_regs_mask.
5285 Adjust stack pointer by poping call clobered registers.
5286 (arm_expand_prologue): Use offsets->saved_regs_mask.
5287 Adjust stack pointer by pushing extra registers.
5288 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5290 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5293 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5294 conversion to the operands of a multiplication.
5296 2008-03-12 Richard Guenther <rguenther@suse.de>
5298 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5299 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5300 * timevar.def (TV_TREE_PHIPROP): Add.
5301 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5302 pass description. Use TV_TREE_PHIPROP.
5303 * tree-ssa-forwprop.c: Remove phiprop code.
5305 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5308 * omp-low.c (maybe_lookup_decl): Constify first argument.
5309 (use_pointer_for_field): Change last argument from bool to
5310 omp_context *. Disallow shared copy-in/out in nested
5311 parallel if decl is shared in outer parallel too.
5312 (build_outer_var_ref, scan_sharing_clauses,
5313 lower_rec_input_clauses, lower_copyprivate_clauses,
5314 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5316 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5317 Ira Rosen <irar@il.ibm.com>
5319 * tree-vectorizer.c (free_stmt_vec_info): New function.
5320 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5321 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5322 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5323 * tree-vect-transform.c (vectorizable_conversion): Free
5324 vec_oprnds0 if it was allocated.
5325 (vect_permute_store_chain): Remove unused VECs.
5326 (vectorizable_store): Free VECs that are allocated in the..
5328 (vect_transform_strided_load, vectorizable_load): Likewise.
5329 (vect_remove_stores): Simplify the code.
5330 (vect_transform_loop): Move code to vect_remove_stores().
5331 Call vect_remove_stores() and free_stmt_vec_info().
5333 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5335 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5336 TARGET_HPUX. Revise comment.
5337 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5338 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5339 Use sr4 variant of `be' instruction when not generating PIC code.
5340 (attr_length_call): Adjust for above change.
5342 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5344 * ipa-reference.c (static_execute): Remove module_statics_const and
5345 associated setting code.
5347 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5350 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5351 predicate for operand 1.
5352 (paritysi2_cmp): Use register_operand predicate for operand 2.
5353 Use earlyclobber modifier for operand 1. Remove support for
5355 (paritydi2_cmp): Use register_operand predicate for operand 3.
5356 Use earlyclobber modifier for operand 1. Remove support for
5359 2008-03-11 Paul Brook <paul@codesourcery.com>
5360 Vladimir Prus <vladimir@codesourcery.com>
5362 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5363 (arm_compute_save_reg0_reg12_mask): Always
5364 check if register 11 must be saved. Always safe hard frame pointer
5365 when frame_pointer_needeed.
5366 (arm_compute_save_reg_mask): Save IP and PC
5367 only with apcs frames.
5368 (arm_output_epilogue): Adjust Thumb2 codepath to
5369 be also invoked and work for ARM non-apcs frames.
5370 (arm_expand_prologue): Don't bother saving IP
5371 for non-apcs frame, since it's not clobbered by
5372 prologue code. Implement non-apcs frame
5375 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5377 PR rtl-optimization/35281
5378 * expr.c (convert_move): Use a new pseudo for the intermediate
5379 from_mode->word_mode result.
5381 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5383 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5384 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5385 * toplev.c (compile_file): Don't call it.
5387 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5390 * expr.c (store_expr): Call emit_block_move if the mode
5391 of "temp" RTX is BLKmode.
5393 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5394 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/31358
5397 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5398 the step with a NULL_TREE.
5399 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5400 to sizetype if type is a pointer type.
5401 (add_candidate_1): Don't convert the base and step to
5402 the generic type if the orginal type is a pointer type.
5403 (add_iv_value_candidates): Use sizetype for the step
5404 if type is a pointer type.
5405 (cand_value_at): Likewise.
5406 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5408 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5409 Don't convert the tem affine to the type.
5410 (add_elt_to_tree): Use sizetype for the step if a pointer.
5411 Use POINTER_PLUS_EXPR for pointers.
5412 (aff_combination_to_tree): Use sizetype for the step if a
5415 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5417 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5418 Remove commutativity hint.
5420 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5424 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5425 errorneous type. Check that v is a VAR_DECL.
5428 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5430 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5432 PR tree-optimization/35494
5433 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5434 may be overriden at link and run time.
5436 2008-03-10 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/34677
5439 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5440 (poolify_tree): Likewise.
5441 (modify_expr_template): Likewise.
5442 (poolify_modify_stmt): Likewise.
5443 (insert_fake_stores): Handle all component-ref style stores
5444 in addition to INDIRECT_REF. Also handle complex types.
5445 Do not poolify the inserted load.
5446 (realify_fake_stores): Do not rebuild the tree but only
5447 make it a SSA_NAME copy.
5448 (init_pre): Remove initialzation of modify_expr_template.
5449 Do not allocate modify_expr_node_pool.
5450 (fini_pre): Do not free modify_expr_node_pool.
5452 2008-03-10 Paul Brook <paul@codesourcery.com>
5454 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5457 2008-03-10 Paul Brook <paul@codesourcery.com>
5458 Mark Shinwell <shinwell@codesourcery.com>
5460 * config/arm/cortex-r4.md: New.
5461 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5463 * config/arm/arm.md: Include cortex-r4.md.
5464 (insn): Add smmls, sdiv and udiv values.
5465 (generic_sched): Don't use generic scheduling for Cortex-R4.
5466 (arm_issue_rate): New function.
5467 (TARGET_SCHED_ISSUE_RATE): Define.
5469 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5471 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5473 2008-03-10 Richard Guenther <rguenther@suse.de>
5475 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5476 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5478 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5480 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5481 Set default to true.
5483 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5485 * c.opt (Wsynth): Deprecate.
5486 * doc/invoke.texi (Option Summary, Warning Options): Document
5487 -Wno-format-contains-nul.
5489 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5492 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5493 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5495 2008-03-09 Ira Rosen <irar@il.ibm.com>
5497 * config/rs6000/rs6000.c (builtin_description): Rename vector
5498 left shift operations.
5499 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5500 (altivec_vsl<VI_char>): Rename to ...
5501 (ashl<mode>3): ... new name.
5502 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5504 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5506 2008-03-08 Richard Guenther <rguenther@suse.de>
5508 * coverage.h (tree_coverage_counter_addr): Declare.
5509 * coverage.c (tree_coverage_counter_addr): New function.
5510 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5512 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5513 (tree_gen_one_value_profiler): Likewise.
5514 (tree_gen_ic_profiler): Likewise.
5515 (tree_gen_average_profiler): Likewise.
5516 (tree_gen_ior_profiler): Likewise.
5518 2008-03-08 Richard Guenther <rguenther@suse.de>
5520 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5521 (vn_binary_op_insert): Likewise.
5522 (vn_unary_op_lookup): Likewise.
5523 (vn_unary_op_insert): Likewise.
5524 (vn_nary_op_lookup): Declare.
5525 (vn_nary_op_insert): Likewise.
5526 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5527 and binary hashes, use a single obstack for unary_op_pool
5529 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5530 a single struct vn_nary_op_s. Store tree code length and
5531 a variable number of operands.
5532 (struct vn_reference_op_struct): Remove unused op2.
5533 (vn_reference_op_eq): Do not compare op2.
5534 (vn_reference_op_compute_hash): Do not compute hash of op2.
5535 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5536 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5537 with vn_nary_op_compute_hash.
5538 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5539 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5541 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5543 (visit_unary_op): Call nary functions.
5544 (visit_binary_op): Likewise.
5545 (process_scc): Adjust for struct vn_tables_s changes.
5546 (allocate_vn_table): Likewise.
5547 (free_vn_table): Likewise.
5548 * tree-vn.c (vn_add): Call nary functions.
5549 (vn_lookup): Likewise.
5551 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5554 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5555 wdst back after sync_compare_and_swapqhi_internal.
5557 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5560 * config/i386/i386-modes.def (V1DI): New vector mode.
5561 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5562 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5563 (MMXMODE248): Ditto.
5564 (MMXMODE): Add V1DI mode.
5565 (mmxvecsize): Change DI mode to V1DI mode.
5566 ("mov<mode>): Use MMXMODEI8 mode iterator.
5567 ("*mov<mode>_internal_rex64"): Ditto.
5568 ("*mov<mode>_internal"): Ditto.
5569 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5570 ("mmx_sub<mode>3"): Ditto.
5571 ("mmx_adddi3"): Remove insn pattern.
5572 ("mmx_subdi3"): Ditto.
5573 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5574 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5575 ("mmx_ashl<mode>3"): Ditto.
5576 ("mmx_lshrdi3"): Remove insn pattern.
5577 ("mmx_ashldi3"): Ditto.
5578 * config/i386/i386.c (classify_argument): Handle V1DImode.
5579 (function_arg_advance_32): Ditto.
5580 (function_arg_32): Ditto.
5581 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5582 mmx_addv1di3 insn pattern.
5583 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5584 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5585 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5586 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5587 Remove definitions of built-in functions.
5588 (V1DI_type_node): New node.
5589 (v1di_ftype_v1di_int): Ditto.
5590 (v1di_ftype_v1di_v1di): Ditto.
5591 (v2si_ftype_v2si_si): Ditto.
5592 (v4hi_ftype_v4hi_di): Remove node.
5593 (v2si_ftype_v2si_di): Ditto.
5594 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5595 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5596 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5597 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5598 Add new builtins using def_builtin_const.
5599 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5600 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5601 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5602 * config/i386/mmintrin.h (__v1di): New typedef.
5603 (_mm_add_si64): Cast arguments to __v1di type.
5604 (_mm_sub_si64): Ditto.
5605 (_mm_sll_pi16): Cast __count to __v4hi type.
5606 (_mm_sll_pi32): Cast __count to __v2si type.
5607 (_mm_sll_si64): Cast arguments to __v1di type.
5608 (_mm_srl_pi16): Cast __count to __v4hi type.
5609 (_mm_srl_pi32): Cast __count to __v2si type.
5610 (_mm_srl_si64): Cast arguments to __v1di type.
5611 (_mm_sra_pi16): Cast __count to __v4hi type.
5612 (_mm_sra_pi32): Cast __count to __v2si type.
5613 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5614 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5615 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5616 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5617 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5618 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5619 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5620 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5621 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5622 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5623 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5624 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5626 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5628 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5630 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5633 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5634 reg+const addressing for Altivec modes. Don't generate reg+reg
5635 addressing for TFmode or TDmode quantities.
5637 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5639 * c-common.c (vector_types_convertible_p): Call langhook
5640 instead of comptypes.
5642 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5645 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5646 integral and scalar float variables which have a
5649 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5651 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5652 dwarf_register_span hook when emitting unwind information for
5653 register-to-memory saves.
5654 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5655 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5657 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5659 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5660 for the same VAR_DECL.
5662 2008-03-06 Tom Tromey <tromey@redhat.com>
5665 * doc/standards.texi (Standards): Don't mention treelang.
5666 * doc/invoke.texi (Overall Options): Don't mention treelang.
5667 * doc/install.texi (Prerequisites): Don't mention bison or
5669 (Configuration): Don't mention treelang.
5670 (Building): Likewise.
5671 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5673 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5675 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5676 word-extractions out of a multi-word object.
5678 2008-03-06 Richard Guenther <rguenther@suse.de>
5680 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5681 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5682 result type and precision.
5683 * expr.c (get_inner_reference): Set unsignedp based on the result
5684 type of BIT_FIELD_REF.
5685 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5686 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5687 (try_instantiate_multiple_fields): Likewise. Use the correct type
5689 (sra_build_assignment): Likewise.
5690 (sra_build_elt_assignment): Likewise.
5691 (sra_explode_bitfield_assignment): Likewise.
5692 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5693 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5694 set BIT_FIELD_REF_UNSIGNED.
5695 (vectorizable_load): Likewise.
5697 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5699 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5702 2008-03-06 Richard Guenther <rguenther@suse.de>
5704 * alias.c (struct alias_set_entry): Move has_zero_child field
5705 to pack with alias_set.
5707 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5709 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5712 2008-03-05 Ian Lance Taylor <iant@google.com>
5714 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5716 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5718 * fwprop.c (update_df): Support width and offset parameters of
5720 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5721 global_conflicts): Change DF_REF_EXTRACT to either
5722 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5723 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5724 * df-scan.c (df_ref_record, df_defs_record,
5725 df_ref_create_structure, df_def_record_1, df_uses_record,
5726 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5727 df_bb_refs_collect, df_entry_block_defs_collect,
5728 df_exit_block_uses_collect): Support new width and offset fields.
5729 (ref_extract_pool): New storage pool.
5730 (df_free_ref): New function.
5731 (df_reg_chain_unlink, df_free_collection_rec,
5732 df_sort_and_compress_refs): Call df_free_ref.
5733 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5735 (df_ref_create_structure): Allocate df_ref_extract if offset and
5736 width fields are used.
5737 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5738 (df_uses_record): Get offset and width from ZERO_EXTRACT
5740 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5741 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5742 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5743 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5744 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5745 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5746 (df_ref_extract): New structure.
5747 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5748 (df_ref_create): Add width and offset parameters.
5750 2008-03-05 Richard Guenther <rguenther@suse.de>
5752 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5753 Use ranges_overlap_p.
5754 (offset_overlaps_with_access): Rename
5755 to ranges_overlap_p and move ...
5756 * tree-flow-inline.h (ranges_overlap_p): ... here.
5758 * tree.h (get_inner_reference, handled_component_p): Update
5761 * tree.h (record_component_aliases, get_alias_set,
5762 alias_sets_conflict_p, alias_sets_must_conflict_p,
5763 objects_must_conflict_p): Move declarations ...
5764 * alias.h (record_component_aliases, get_alias_set,
5765 alias_sets_conflict_p, alias_sets_must_conflict_p,
5766 objects_must_conflict_p): ... here.
5767 Include coretypes.h.
5768 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5770 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5772 * cfg.c: Include tree-flow.h.
5773 (remove_edge_raw): Call redirect_edge_var_map_clear.
5774 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5775 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5776 (redirect_edge_var_map_result): New.
5777 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5778 PENDING_STMT use with redirect_edge_var_map_*.
5779 * tree-ssa.c (edge_var_maps): New definition.
5780 (redirect_edge_var_map_add): New.
5781 (redirect_edge_var_map_clear): New.
5782 (redirect_edge_var_map_dup): New.
5783 (redirect_edge_var_map_vector): New.
5784 (redirect_edge_var_map_destroy): New.
5785 (ssa_redirect_edge): Replace PENDING_STMT use with
5786 redirect_edge_var_map_*.
5787 (flush_pending_stmts): Same.
5788 (delete_tree_ssa): Destroy edge var map.
5789 * tree-flow.h (struct _edge_var_map): New.
5790 Define edge_var_map vector type.
5791 Declare redirect_edge_var_map_* prototypes.
5792 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5793 * tree-cfg.c (reinstall_phi_args): Replace
5794 PENDING_STMT use with redirect_edge_var_map_*.
5796 2008-03-05 Richard Guenther <rguenther@suse.de>
5798 PR tree-optimization/35472
5799 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5800 whose single use_stmt has a overlapping set of loaded and
5801 stored symbols as that use_stmt might be a noop assignment then.
5803 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5805 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5807 2008-03-05 Richard Guenther <rguenther@suse.de>
5810 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5811 should be constants.
5812 * tree-cfg.c (verify_expr): Verify it.
5813 * fold-const.c (fold_truthop): Remove code generating
5814 BIT_FIELD_REFs of structure bases.
5815 (fold_binary): Likewise.
5816 (fold_ternary): Position and size of BIT_FIELD_REFs are
5817 always host integers.
5818 (make_bit_field_ref): Remove.
5819 (optimize_bit_field_compare): Remove.
5820 (all_ones_mask_p): Remove.
5822 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5825 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5826 (split_block_and_df_analyze): New. Split basic block and rebuild
5828 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5830 (split_pattern_seq): Likewise.
5831 (erase_matching_seqs): Likewise.
5832 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5834 2008-03-04 Geoff Keating <geoffk@apple.com>
5836 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5837 declaration and code.
5838 (tree_invalid_nonnegative_warnv_p): Likewise.
5840 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5842 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5843 examples. Truncate option-names then causing overfull hbox.
5845 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5848 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5850 * configure: Rebuilt.
5852 2008-03-04 Rafael Espindola <espindola@google.com>
5854 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5855 (tree_unary_nonnegative_warnv_p): New.
5856 (tree_binary_nonnegative_warnv_p): New.
5857 (tree_single_nonnegative_warnv_p): New.
5858 (tree_invalid_nonnegative_warnv_p): New.
5859 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5861 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5864 * opts.c (handle_option): Postpone 'unknown option' errors only for
5867 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5870 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5873 2008-03-04 Rafael Espindola <espindola@google.com>
5875 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5876 (tree_binary_nonzero_warnv_p): New.
5877 (tree_single_nonzero_warnv_p): New.
5878 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5880 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5883 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5884 transformations for modes that have signed zeros.
5885 * ifcvt.c (noce_try_abs): Ditto.
5887 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5889 * config/i386/i386.c (override_options): Force
5890 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5892 2008-03-04 Jan Hubicka <jh@suse.cz>
5895 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5898 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5900 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5901 label to probe the stack.
5903 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5905 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5906 (__gthr_win32_mutex_destroy): Declare.
5907 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5908 __gthr_win32_mutex_destroy.
5909 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5911 2008-03-03 Jan Hubicka <jh@suse.cz>
5914 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5915 aggressive on inlining cold calls.
5917 2008-03-03 Richard Guenther <rguenther@suse.de>
5919 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5920 struct copies into the expression table.
5921 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5922 (try_to_simplify): Likewise.
5923 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5924 integral and pointer arguments which do not change the
5925 precision to NOP_EXPRs.
5926 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5927 VIEW_CONVERT_EXPR case.
5929 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5931 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5932 defined in a loop at depth 0 is invariant.
5933 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5934 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5935 be called at loop depth 0.
5937 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5940 * gcc.c (process_command): Update copyright notice dates.
5941 * gcov.c (print_version): Likewise.
5942 * gcov-dump.c (print_version): Likewise.
5943 * mips-tfile.c (main): Likewise.
5944 * mips-tdump.c (main): Likewise.
5946 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5949 * c-common.c (flag_permissive): Delete.
5950 (constant_expression_warnings): Check flags first.
5951 (constant_expression_error): New.
5952 * c-common.h (flag_permissive): Delete.
5953 (constant_expression_error): Declare.
5954 * flags.h (flag_permissive): Declare. Update description.
5955 * diagnostic.c (pedwarn): Update.
5957 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5958 (permissive_error_kind): New.
5959 * toplev.c (flag_permissive): Define. Update description.
5960 * toplev.h (permissive_error_kind): Declare.
5961 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5962 (pedwarn_c90): Use pedantic_warning_kind.
5963 * c-opts.c (c_common_post_options): flag_permissive does not affect
5964 flag_pedantic_errors.
5966 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5968 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5969 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5970 __absvsi2, __absvDI2): Use unsigned arithmetic.
5972 2008-03-02 Andi Kleen <ak@suse.de>
5973 Richard Guenther <rguenther@suse.de>
5975 * struct-equiv.c: Remove file.
5976 * cfg_cleanup.c (condjump_equiv_p): Remove.
5977 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5978 (struct-equiv.o): Remove rule.
5979 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5980 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5981 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5983 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5985 * ifcvt.c (noce_process_if_block): Try to handle only the then
5986 block if the else block exists but isn't suitable.
5988 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5991 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5992 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5993 regression from previous patch.
5995 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5998 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6000 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6001 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6002 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6003 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6004 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6005 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6006 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6007 (__gthread_mutex_destroy_function): Rename to
6008 __gthread_mutex_destroy.
6009 * gthr-dce.h (__gthread_mutex_destroy): Call
6010 pthread_mutex_destroy.
6011 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6012 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6013 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6015 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6017 * df-scan.c (df_ref_chain_change_bb): Simplify.
6018 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6019 set_block_for_insn if there's any change.
6020 * df.h ((df_insn_change_bb): Fix prototype.
6021 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6022 df_insn_change_bb, don't call set_block_for_insn.
6023 * emit-rtl.c (reorder_insns): Likewise.
6024 * haifa-sched.c (move_insn): Likewise.
6026 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6028 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6030 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6032 * tree-flow-inline.h (next_readonly_imm_use): Return
6033 NULL_USE_OPERAND_P after the end.
6035 2008-03-01 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/35411
6038 * tree-sra.c (sra_build_assignment): Split conversion to
6039 final type to a separate statement if we are not assigning
6042 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6044 * fold-const.c (fold_convertible_p): Correct the logic to follow
6045 that in fold_convert().
6047 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6050 * tree-inline.c (build_duplicate_type): When we make a
6051 duplicate type, make it unique in the canonical types system.
6053 2008-02-29 Tom Tromey <tromey@redhat.com>
6055 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6056 input_file_stack_history, input_file_stack_restored): Remove.
6057 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6058 * input.h (struct file_stack): Remove.
6059 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6060 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6062 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6064 (diagnostic_last_module_changed): Add 'map' argument.
6065 (diagnostic_set_last_function): Likewise.
6066 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6067 line map, not input_file_stack.
6068 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6070 2008-02-29 Paul Brook <paul@codesourcery.com>
6072 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6074 2008-02-29 Paul Brook <paul@codesourcery.com>
6076 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6078 2008-02-29 Richard Guenther <rguenther@suse.de>
6080 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6082 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6083 value for comparing for a store match.
6084 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6085 (try_to_simplify): Do not do a full-blown reference lookup.
6087 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6089 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6090 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6092 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6094 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6096 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6097 strides against cache sizes.
6099 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6101 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6104 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6106 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6107 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6108 is smaller than the original promoted value.
6109 (simplify_subreg): If OP is a SUBREG, try to preserve its
6110 SUBREG_PROMOTED_VAR_P information.
6112 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6114 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6115 (VN_INFO_GET): Allocate new objects on the obstack.
6116 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6117 for rpo_numbers_temp, for consistency.
6118 (free_scc_vn): Free the obstack.
6120 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6122 * doc/invoke.texi: Document -ftree-loop-distribution.
6123 * tree-loop-distribution.c: New.
6124 * tree-pass.h (pass_loop_distribution): New.
6125 * graphds.h (struct graph): Add htab_t indices.
6126 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6127 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6128 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6129 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6130 * tree-data-ref.c (debug_data_dependence_relations): New.
6131 (dump_data_dependence_relation): Also print data references.
6132 (free_data_ref): Extern.
6133 (same_access_functions): Moved...
6134 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6135 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6136 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6137 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6138 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6139 (stmts_from_loop): Skip LABEL_EXPR.
6140 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6142 (build_rdg): Initialize rdg->indices htab.
6143 (free_rdg, stores_from_loop, ref_base_address,
6144 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6145 have_similar_memory_accesses_1, ref_base_address_1,
6146 remove_similar_memory_refs): New.
6147 * tree-data-ref.h: Depend on tree-chrec.h.
6148 (debug_data_dependence_relations, free_data_ref): Declared.
6149 (same_access_functions): ... here.
6150 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6152 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6153 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6154 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6155 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6156 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6157 rdg_vertex_for_stmt): Declared.
6158 (struct rdg_edge): Add level.
6160 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6161 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6163 (rdg_has_similar_memory_accesses): New.
6164 * tree-vect-analyze.c: Remove unused static decls.
6165 * lambda.h (dependence_level): New.
6166 * common.opt (ftree-loop-distribution): New.
6167 * tree-flow.h (mark_virtual_ops_in_bb,
6168 slpeel_tree_duplicate_loop_to_edge_cfg,
6169 rename_variables_in_loop): Declared.
6170 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6171 (OBJS-common): Add tree-loop-distribution.o.
6172 (tree-loop-distribution.o): New rule.
6173 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6174 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6175 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6177 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6180 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6181 other than structures and unions.
6183 2008-02-28 Richard Guenther <rguenther@suse.de>
6186 2008-02-26 Richard Guenther <rguenther@suse.de>
6188 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6189 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6190 (lookup_decl_from_uid): Declare.
6191 (remove_decl_from_map): Likewise.
6192 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6193 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6194 (decl_for_uid_map): New global hashtable mapping DECL_UID
6196 (init_ttree): Allocate it.
6197 (insert_decl_to_uid_decl_map): New helper function.
6198 (make_node_stat): Insert new decls into the map.
6199 (copy_node_stat): Likewise.
6200 (lookup_decl_from_uid): New function.
6201 (remove_decl_from_map): Likewise.
6202 (print_decl_for_uid_map_statistics): New helper.
6203 (dump_tree_statistics): Call it.
6205 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6206 (referenced_var_iterator): Adjust.
6207 (FOR_EACH_REFERENCED_VAR): Adjust.
6208 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6209 (num_referenced_vars): Adjust.
6210 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6211 (first_referenced_var): Remove.
6212 (end_referenced_vars_p): Likewise.
6213 (next_referenced_var): Likewise.
6214 (referenced_var_iterator_set): New helper function.
6215 * tree-dfa.c (referenced_var_lookup): Adjust.
6216 (referenced_var_check_and_insert): Likewise.
6217 (remove_referenced_var): Likewise.
6218 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6219 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6220 (verify_call_clobbering): Likewise.
6221 (verify_memory_partitions): Likewise.
6222 (init_tree_ssa): Allocate bitmap instead of hashtable for
6224 (delete_tree_ssa): Adjust.
6225 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6226 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6227 (compute_tag_properties): Likewise.
6228 (set_initial_properties): Likewise.
6229 (find_partition_for): Likewise.
6230 (update_reference_counts): Likewise.
6231 (dump_may_aliases_for): Likewise.
6232 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6233 (add_call_clobber_ops): Likewise.
6234 (add_call_read_ops): Likewise.
6235 (get_asm_expr_operands): Likewise.
6236 * tree-into-ssa.c (dump_decl_set): Likewise.
6237 (update_ssa): Likewise.
6238 * tree-sra.c (scan_function): Likewise.
6239 (decide_instantiations): Likewise.
6240 (scalarize_parms): Likewise.
6241 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6242 (dsa_named_for): Likewise.
6243 * tree-ssa-structalias.c (update_alias_info): Likewise.
6244 (merge_smts_into): Likewise.
6246 2008-02-27 David Daney <ddaney@avtrex.com>
6249 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6250 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6251 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6252 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6253 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6255 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6258 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6259 (BUILT_IN_NEXTTOWARD): Remove.
6260 (BUILT_IN_NEXTTOWARDF): Ditto.
6261 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6262 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6264 2008-02-27 Tom Tromey <tromey@redhat.com>
6266 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6267 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6269 2008-02-27 Jan Beulich <jbeulich@novell.com>
6271 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6272 update the respective field on newdecl.
6274 2008-02-27 Revital Eres <eres@il.ibm.com>
6276 PR rtl-optimization/34999
6277 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6278 crossing edges that ends with a call insn.
6279 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6280 call insn and clear the EDGE_CROSSING flag of the crossing edge
6281 when fixing fallthru edges.
6283 2008-02-27 Richard Guenther <rguenther@suse.de>
6286 * fold-const.c (fold_unary): Return the correct argument,
6287 converted to the result type.
6289 2008-02-27 Richard Guenther <rguenther@suse.de>
6292 * expr.c (expand_expr_real_1): Assert on rotates that operate
6294 * fold-const.c (fold_binary): Use the types precision, not the
6295 bitsize of the mode if folding rotate expressions. Build rotates
6296 only for full modes.
6298 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6300 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6302 * c-pragma.c (pragma_ns_name): New typedef.
6303 (registered_pp_pragmas): New variable.
6304 (c_pp_lookup_pragma): New function.
6305 (c_register_pragma_1): If flag_preprocess_only, do nothing
6306 for non-expanded pragmas, for expanded ones push pragma's
6307 namespace and name into registered_pp_pragmas vector.
6308 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6309 flag_preprocess_only, don't register GCC pch_preprocess
6310 pragma if flag_preprocess_only.
6311 * c-opts.c (c_common_init): Call init_pragma even if
6312 flag_preprocess_only.
6313 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6314 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6315 cpp_register_pragma if flag_preprocess_only.
6317 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6320 * c-parser.c (c_parser_translation_unit): Warn for empty
6321 translation unit, not empty source file.
6323 2008-02-26 Paul Brook <paul@codesourcery.com>
6325 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6326 operand for Thumb-2.
6327 * config/arm/arm.h (reg_class): Add CORE_REGS.
6328 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6329 (BASE_REG_CLASS): Use CORE_REGS.
6330 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6331 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6332 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6333 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6334 ARM_REGNO_OK_FOR_INDEX_P.
6335 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6336 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6337 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6338 (ldm/stm peepholes): Ditto.
6339 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6340 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6341 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6342 * config/arm/constraints.md: Enable "k" constraint on ARM.
6344 2008-02-27 Ben Elliston <bje@au.ibm.com>
6346 * config/rs6000/rs6000.c: Annotate cache line size field in all
6347 instances of struct processor_costs.
6349 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6351 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6352 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6353 jump_bypass): New counters.
6354 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6355 * dce.c (gate_ud_dce): Same.
6356 (gate_fast_dce): Same.
6357 * dse.c (gate_dse1): New function.
6358 (gate_dse2): New function.
6359 (gate_dse): Merge results of new gate functions.
6360 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6361 (gate_handle_jump_bypass): Add dbg_cnt.
6362 (gate_handle_gcse): Add dbg_cnt.
6363 * ifcvt.c (gate_handle_if_conversion): Same.
6364 (gate_handle_if_after_combine): Same.
6365 (gate_handle_if_after_reload): Same.
6366 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6368 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6370 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6372 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6374 2008-02-26 Jason Merrill <jason@redhat.com>
6377 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6378 alone if it's the naming decl for the type's main variant.
6380 2008-02-26 Tom Tromey <tromey@redhat.com>
6382 * system.h (USE_MAPPED_LOCATION): Poison.
6383 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6384 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6385 (make_goto_expr_edges): Likewise.
6386 (remove_bb): Likewise.
6387 (execute_warn_function_return): Likewise.
6388 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6390 * c-common.c (fname_decl): Remove old location code.
6391 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6393 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6395 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6396 (gen_rtx_ASM_INPUT): Likewise.
6397 (gen_rtx_ASM_INPUT_loc): Likewise.
6398 (get_rtx_asm_OPERANDS): Remove.
6399 * cfglayout.c (insn_locators_alloc): Remove old location code.
6400 (set_curr_insn_source_location): Likewise.
6401 (curr_insn_locator): Likewise.
6402 * print-tree.c (print_node): Remove old location code.
6403 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6404 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6405 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6406 location_from_locus.
6407 (construct_exit_block): Remove old location code.
6408 * emit-rtl.c (force_next_line_note): Remove old location code.
6409 * profile.c (branch_prob): Remove old location code.
6410 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6411 LOC_LINE): Remove old-location variants.
6412 * langhooks.c (lhd_print_error_function): Remove old location
6414 * configure, config.in: Rebuilt.
6415 * configure.ac (--enable-mapped-location): Remove.
6416 * c-decl.c (c_init_decl_processing): Remove old location code.
6417 (finish_function): Likewise.
6418 * recog.c (decode_asm_operands): Remove old location code.
6419 * c-pch.c (c_common_read_pch): Remove old location code.
6420 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6422 * gimple-low.c (lower_function_body): Remove old location code.
6423 * toplev.c (unknown_location): Remove.
6424 (push_srcloc): Remove old-location variant.
6425 (process_options): Remove old location code.
6426 (lang_dependent_init): Likewise.
6427 * input.h (UNKNOWN_LOCATION): Move definition.
6428 (location_t): Undeprecate.
6429 (source_locus): Remove.
6430 (location_from_locus): Remove.
6431 (struct location_s): Remove.
6432 Remove all old-location code.
6433 (input_line, input_filename): Remove.
6434 * final.c (final_scan_insn): Remove old location code.
6435 * diagnostic.c (diagnostic_build_prefix): Remove
6436 USE_MAPPED_LOCATION test.
6437 * tree.h (gimple_stmt) <locus>: Now a location_t.
6438 (tree_exp) <locus>: Likewise.
6439 (DECL_IS_BUILTIN): Remove old-location variant.
6440 (annotate_with_file_line, annotate_with_locus): Likewise.
6441 (expr_locus, set_expr_locus): Update.
6442 * tree.c (build1_stat): Remove old location code.
6443 (last_annotated_node): Remove.
6444 (annotate_with_file_line): Remove old-location variant.
6445 (annotate_with_locus): Likewise.
6446 (expr_location): Remove old location code.
6447 (set_expr_location): Likewise.
6448 (expr_has_location): Likewise.
6449 (expr_locus): Likewise.
6450 (set_expr_locus): Likewise.
6451 (expr_filename): Don't use location_from_locus.
6452 (expr_lineno): Likewise.
6453 * rtl-error.c (location_for_asm): Remove old location code.
6454 * c-lex.c (cb_line_change): Remove old location code.
6455 (fe_file_change): Likewise.
6456 (cb_def_pragma): Likewise.
6457 (c_lex_with_flags): Likewise.
6458 * gengtype.c (do_typedef): Don't special-case location types.
6459 (define_location_structures): Remove.
6460 (main): Don't call define_location_structures.
6461 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6464 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6467 * builtins.def (BUILT_IN_STDARG_START): Remove.
6468 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6469 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6470 * tree-inline.c (inline_forbidden_p_1): Likewise.
6472 2008-02-26 Richard Guenther <rguenther@suse.de>
6474 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6475 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6476 (lookup_decl_from_uid): Declare.
6477 (remove_decl_from_map): Likewise.
6478 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6479 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6480 (decl_for_uid_map): New global hashtable mapping DECL_UID
6482 (init_ttree): Allocate it.
6483 (insert_decl_to_uid_decl_map): New helper function.
6484 (make_node_stat): Insert new decls into the map.
6485 (copy_node_stat): Likewise.
6486 (lookup_decl_from_uid): New function.
6487 (remove_decl_from_map): Likewise.
6488 (print_decl_for_uid_map_statistics): New helper.
6489 (dump_tree_statistics): Call it.
6491 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6492 (referenced_var_iterator): Adjust.
6493 (FOR_EACH_REFERENCED_VAR): Adjust.
6494 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6495 (num_referenced_vars): Adjust.
6496 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6497 (first_referenced_var): Remove.
6498 (end_referenced_vars_p): Likewise.
6499 (next_referenced_var): Likewise.
6500 (referenced_var_iterator_set): New helper function.
6501 * tree-dfa.c (referenced_var_lookup): Adjust.
6502 (referenced_var_check_and_insert): Likewise.
6503 (remove_referenced_var): Likewise.
6504 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6505 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6506 (verify_call_clobbering): Likewise.
6507 (verify_memory_partitions): Likewise.
6508 (init_tree_ssa): Allocate bitmap instead of hashtable for
6510 (delete_tree_ssa): Adjust.
6511 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6512 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6513 (compute_tag_properties): Likewise.
6514 (set_initial_properties): Likewise.
6515 (find_partition_for): Likewise.
6516 (update_reference_counts): Likewise.
6517 (dump_may_aliases_for): Likewise.
6518 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6519 (add_call_clobber_ops): Likewise.
6520 (add_call_read_ops): Likewise.
6521 (get_asm_expr_operands): Likewise.
6522 * tree-into-ssa.c (dump_decl_set): Likewise.
6523 (update_ssa): Likewise.
6524 * tree-sra.c (scan_function): Likewise.
6525 (decide_instantiations): Likewise.
6526 (scalarize_parms): Likewise.
6527 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6528 (dsa_named_for): Likewise.
6529 * tree-ssa-structalias.c (update_alias_info): Likewise.
6530 (merge_smts_into): Likewise.
6532 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6535 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6536 * c-opts.c (c_common_handle_option): Wall enables
6537 Wvolatile-register-var.
6538 * common.opt: Move Wvolatile-register-var to...
6541 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6543 * common.opt (Wlarger-than=): New.
6544 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6546 * opts.c (common_handle_option): Handle -Wlarger-than=.
6547 * optc-gen.awk: Likewise.
6548 * opth-gen.awk: Likewise.
6549 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6550 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6552 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6554 * c-common.c (match_case_to_enum_1): Add appropriate
6555 OPT_W* parameter to warning.
6556 (c_do_switch_warnings): Likewise.
6557 * c-typeck.c (warning_init): Add one more parameter following
6559 (push_init_level): Update call to warning_init.
6560 (pop_init_level): Likewise.
6561 (add_pending_init): Likewise.
6562 (output_init_element: Likewise.
6564 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6567 * toplev.c (toplev_main): If there are warnings or error, print
6568 errors for ignored options.
6569 * opts.c (ignored_options): New static variable.
6570 (postpone_unknown_option_error): New.
6571 (print_ignored_options): New.
6572 (handle_option): Postpone errors for unknown -Wno-* options.
6573 * opts.h (print_ignored_options): Declare.
6575 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6577 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6580 2008-02-25 Richard Guenther <rguenther@suse.de>
6583 2008-02-25 Richard Guenther <rguenther@suse.de>
6585 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6586 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6587 (lookup_decl_from_uid): Declare.
6588 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6589 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6590 (decl_for_uid_map): New global hashtable mapping DECL_UID
6592 (init_ttree): Allocate it.
6593 (insert_decl_to_uid_decl_map): New helper function.
6594 (make_node_stat): Insert new decls into the map.
6595 (copy_node_stat): Likewise.
6596 (lookup_decl_from_uid): New function.
6597 (print_decl_for_uid_map_statistics): New helper.
6598 (dump_tree_statistics): Call it.
6600 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6601 (referenced_var_iterator): Adjust.
6602 (FOR_EACH_REFERENCED_VAR): Adjust.
6603 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6604 (num_referenced_vars): Adjust.
6605 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6606 (first_referenced_var): Remove.
6607 (end_referenced_vars_p): Likewise.
6608 (next_referenced_var): Likewise.
6609 (referenced_var_iterator_set): New helper function.
6610 * tree-dfa.c (referenced_var_lookup): Adjust.
6611 (referenced_var_check_and_insert): Likewise.
6612 (remove_referenced_var): Likewise.
6613 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6614 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6615 (verify_call_clobbering): Likewise.
6616 (verify_memory_partitions): Likewise.
6617 (init_tree_ssa): Allocate bitmap instead of hashtable for
6619 (delete_tree_ssa): Adjust.
6620 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6621 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6622 (compute_tag_properties): Likewise.
6623 (set_initial_properties): Likewise.
6624 (find_partition_for): Likewise.
6625 (update_reference_counts): Likewise.
6626 (dump_may_aliases_for): Likewise.
6627 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6628 (add_call_clobber_ops): Likewise.
6629 (add_call_read_ops): Likewise.
6630 (get_asm_expr_operands): Likewise.
6631 * tree-into-ssa.c (dump_decl_set): Likewise.
6632 (update_ssa): Likewise.
6633 * tree-sra.c (scan_function): Likewise.
6634 (decide_instantiations): Likewise.
6635 (scalarize_parms): Likewise.
6636 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6637 (dsa_named_for): Likewise.
6638 * tree-ssa-structalias.c (update_alias_info): Likewise.
6639 (merge_smts_into): Likewise.
6641 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6644 * doc/invoke.texi (-fcx-limited-range): Document new option.
6645 * toplev.c (process_options): Handle -fcx-fortran-rules.
6646 * common.opt: Add documentation for -fcx-fortran-rules.
6648 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6651 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6652 actual behaviour and C99.
6654 2008-02-26 Ben Elliston <bje@au.ibm.com>
6656 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6657 (ASM_CPU_POWER6_SPEC): Likewise.
6658 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6659 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6660 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6662 2008-02-25 Richard Guenther <rguenther@suse.de>
6664 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6665 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6666 (lookup_decl_from_uid): Declare.
6667 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6668 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6669 (decl_for_uid_map): New global hashtable mapping DECL_UID
6671 (init_ttree): Allocate it.
6672 (insert_decl_to_uid_decl_map): New helper function.
6673 (make_node_stat): Insert new decls into the map.
6674 (copy_node_stat): Likewise.
6675 (lookup_decl_from_uid): New function.
6676 (print_decl_for_uid_map_statistics): New helper.
6677 (dump_tree_statistics): Call it.
6679 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6680 (referenced_var_iterator): Adjust.
6681 (FOR_EACH_REFERENCED_VAR): Adjust.
6682 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6683 (num_referenced_vars): Adjust.
6684 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6685 (first_referenced_var): Remove.
6686 (end_referenced_vars_p): Likewise.
6687 (next_referenced_var): Likewise.
6688 (referenced_var_iterator_set): New helper function.
6689 * tree-dfa.c (referenced_var_lookup): Adjust.
6690 (referenced_var_check_and_insert): Likewise.
6691 (remove_referenced_var): Likewise.
6692 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6693 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6694 (verify_call_clobbering): Likewise.
6695 (verify_memory_partitions): Likewise.
6696 (init_tree_ssa): Allocate bitmap instead of hashtable for
6698 (delete_tree_ssa): Adjust.
6699 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6700 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6701 (compute_tag_properties): Likewise.
6702 (set_initial_properties): Likewise.
6703 (find_partition_for): Likewise.
6704 (update_reference_counts): Likewise.
6705 (dump_may_aliases_for): Likewise.
6706 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6707 (add_call_clobber_ops): Likewise.
6708 (add_call_read_ops): Likewise.
6709 (get_asm_expr_operands): Likewise.
6710 * tree-into-ssa.c (dump_decl_set): Likewise.
6711 (update_ssa): Likewise.
6712 * tree-sra.c (scan_function): Likewise.
6713 (decide_instantiations): Likewise.
6714 (scalarize_parms): Likewise.
6715 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6716 (dsa_named_for): Likewise.
6717 * tree-ssa-structalias.c (update_alias_info): Likewise.
6718 (merge_smts_into): Likewise.
6720 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6723 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6724 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6725 * alias.h (nonoverlapping_memrefs_p): Likewise.
6727 2008-02-25 Jan Beulich <jbeulich@novell.com>
6729 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6730 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6731 __emultls_get_address, __emultls_register_common,
6732 __floatundi?f, and _Unwind_GetIPInfo.
6733 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6734 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6735 (gen_regparm_prefix): Likewise.
6736 (i386_nlm_encode_section_info): Sync with
6737 config/i386/winnt.c:i386_pe_encode_section_info().
6738 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6739 i386_nlm_mangle_decl_assembler_name): New.
6740 (netware_override_options): New.
6741 * config/i386/netware.h (netware_override_options): Declare.
6742 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6743 (i386_nlm_mangle_decl_assembler_name): Declare.
6744 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6746 2008-02-25 Ben Elliston <bje@au.ibm.com>
6749 * c-decl.c (grokdeclarator): Remove unused local variables
6750 `typedef_type' and `type_as_written'.
6752 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6753 unused local variable `has_hot_blocks'.
6754 (fix_crossing_conditional_branches): Remove unused local variable
6757 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6760 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6761 using DEF_C99_BUILTIN.
6762 (BUILT_IN_NANF): Ditto.
6763 (BUILT_IN_NANL): Ditto.
6765 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6766 Revital Eres <eres@il.ibm.com>
6768 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6769 regarding the order of two dependent insns in the same row.
6771 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6773 * stor-layout.c (layout_decl): Do not bump the alignment of a
6774 bit-field to more than byte alignment if it is packed.
6776 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6778 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6781 2008-02-24 Diego Novillo <dnovillo@google.com>
6783 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6786 * tree-vrp.c (vrp_evaluate_conditional): With
6787 -Wtype-limits, emit a warning when comparing against a
6788 constant outside the natural range of OP0's type.
6789 * c.opt (Wtype-limits): Move ...
6790 * common.opt (Wtype-limits): ... here.
6792 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6794 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6795 * config/rs6000/e300c2c3.md: New file.
6796 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6798 (rs6000_override_options): Add e300c2 and e300c3 cases to
6799 processor_target_table. Do not allow usage of Altivec or Spe
6800 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6801 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6802 * config/rs6000/rs6000.h (processor_type): Add
6803 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6804 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6805 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6806 and ppce300c3. Include e300c2c3.md.
6808 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6810 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6811 instead of TARGET_STRICT_ALIGN.
6813 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6815 * explow.c (memory_address): Assert that the generated address is
6818 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6821 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6822 * config/darwin-ppc-ldouble-patch.def: New file.
6823 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6824 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6825 SUBTARGET_INIT_BUILTINS if defined.
6826 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6829 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6832 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6833 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6835 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6838 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6839 file" warning condtional on -Winvalid-PCH.
6841 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6843 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6845 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6849 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6850 prevent reload from using MMX registers.
6851 (*mov<mode>_internal): Ditto.
6852 (*movv2sf_internal_rex64): Ditto.
6853 (*movv2sf_internal): Ditto.
6855 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6857 PR documentation/31569
6858 * doc/install.texi2html: Use makeinfo --no-number-sections.
6860 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6862 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6863 ensure that we can address an entire entity > 8 bytes. Don't
6864 generate reg+reg addressing for such data.
6866 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6868 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6869 strings when optimizing for size, unless the target cares about
6872 2008-02-22 Tom Tromey <tromey@redhat.com>
6874 * regclass.c (current_pass): Remove declaration.
6876 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6878 * config/avr/libgcc.S (__RAMPZ__): Define.
6879 (__do_copy_data): Add for devices with 128KB code memory.
6881 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6883 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6885 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6887 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6889 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6892 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6895 * c-typeck.c (build_binary_op): Warn about floating point
6896 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6898 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6901 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6902 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6904 (rs6000_override_options): Set altivec_abi as default, not override,
6905 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6906 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6907 is used; use new member spe_abi.
6908 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6909 spe_abi and altivec_abi.
6911 2008-02-22 Tomas Bily <tbily@suse.cz>
6913 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6915 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6918 * config.build (build_file_translate): Set to `CMD //c' only if
6920 * Makefile.in (build_file_translate): Improve comment.
6922 2008-02-21 Jan Hubicka <jh@suse.cz>
6924 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6925 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6926 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6928 2008-02-21 Michael Matz <matz@suse.de>
6931 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6933 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6935 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6936 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6938 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6939 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6940 SSE_VEC_FLOAT_MODE_P as insn constraint.
6941 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6942 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6943 sse4a_movntdf using MODEF mode iterator.
6944 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6945 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6946 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6947 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6948 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6949 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6950 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6952 2008-02-21 Richard Guenther <rguenther@suse.de>
6954 * tree.def (PAREN_EXPR): New tree code.
6955 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6957 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6958 * expr.c (expand_expr_real_1): Likewise.
6959 * tree-inline.c (estimate_num_insns_1): Likewise.
6960 * tree-complex.c (expand_complex_move): Likewise.
6961 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6964 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6967 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6969 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6972 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6974 * config/sh/sh.c (find_barrier): Don't go past
6975 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6977 2008-02-20 DJ Delorie <dj@redhat.com>
6979 * config/h8300/h8300.md (insv): Force source operand to be a register.
6981 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6982 as a jump, not as a plain insn.
6984 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6986 * doc/invoke.texi (Warning Options): Add new option
6987 -Wframe-larger-than=.
6988 (-Wframe-larger-than): Document.
6990 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6991 Add declarations for new option variables.
6993 * final.c (final_start_function): Check the frame size
6994 before emission and issue a Wframe-larger-than warning.
6996 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6997 Add definitions for new option variables.
6998 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7000 * common.opt (Wframe-larger-than=): New option.
7002 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7004 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7005 (<sse>_div<mode>3): Ditto.
7006 (<sse>_vmdiv<mode>3): Ditto.
7007 (<sse>_vmsqrt<mode>2): Ditto.
7008 (*smax<mode>3): Ditto.
7009 (sse5_frcz<mode>2): Ditto.
7010 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7013 2008-02-20 Richard Guenther <rguenther@suse.de>
7016 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7017 be happy with INTEGRAL_TYPE_P.
7019 2008-02-20 Richard Guenther <rguenther@suse.de>
7021 * fold-const.c (split_tree): Associate floatig-point expressions
7022 if flag_associative_math is set.
7024 2008-02-20 Richard Guenther <rguenther@suse.de>
7026 * tree.h (fold_real_zero_addition_p): Declare.
7027 * fold-const.c (fold_real_zero_addition_p): Export.
7028 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7029 floating-point operations with zero and one.
7031 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7033 * doc/install.texi: Correct references to CFLAGS, replacing them
7034 with BOOT_CFLAGS. Document flags used during bootstrap for
7037 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7039 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7040 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7041 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7043 (smin<mode>3): Ditto from similar patterns.
7044 (smax<mode>3): Ditto.
7045 (*ieee_smin<mode>3): Ditto.
7046 (*ieee_smax<mode>3): Ditto.
7047 * config/i386/sse.md (sse): New mode attribute.
7048 (mov<mode>): Macroize expander from movv4sf and movv2df using
7049 SSEMODEF2P mode iterator.
7050 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7051 SSE_VEC_FLOAT_MODE_P as insn constraint.
7052 (storent<mode>): Ditto.
7053 (storent<mode>): Macroize expander from storentsf and storentdf using
7054 MODEF mode iterator.
7055 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7056 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7057 (abs<mode>2): Ditto from similar patterns.
7058 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7059 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7060 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7061 (<sse>_vmsqrt<mode>2): Ditto.
7062 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7063 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7064 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7065 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7066 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7067 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7068 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7070 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7071 iterator and SSE_FLOAT_MODE_P as insn constraint.
7072 (<sse>_ucomi): Ditto from similar patterns.
7073 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7074 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7075 SSE_VEC_FLOAT_MODE_P as insn constraint.
7076 (vcond<mode>): Ditto from similar patterns.
7077 (and<mode>3, *and<mode>3): Ditto.
7078 (<sse>_nand<mode>3): Ditto.
7079 (ior<mode>3, *ior<mode>3): Ditto.
7080 (xor<mode>3, *xor<mode>3): Ditto.
7081 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7082 iterator and SSE_FLOAT_MODE_P as insn constraint.
7083 (*nand<mode>3): Ditto from similar patterns.
7084 (*ior<mode>3): Ditto.
7085 (*xor<mode>3): Ditto.
7087 2008-02-20 Ira Rosen <irar@il.ibm.com>
7089 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7090 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7091 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7093 2008-02-19 Jan Hubicka <jh@suse.cz>
7095 * predict.c (tree_bb_level_predictions): Remove variable next
7096 mistakely introduced by previous commit.
7098 2008-02-19 Jan Hubicka <jh@suse.cz>
7100 * predict.c (predict_paths_leading_to): Rewrite.
7101 (predict_paths_for_bb): New.
7102 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7104 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7107 * Makefile.in (build_file_translate): New.
7108 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7109 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7110 * configure.ac (build_file_translate): Substitute it.
7111 * configure: Regenerate.
7113 2008-02-19 Jan Hubicka <jh@suse.cz>
7115 PR rtl-optimization/34408
7116 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7119 2008-02-19 Jan Hubicka <jh@suse.cz>
7122 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7125 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7128 * config/i386/i386-modes.def: Revert the last DI alignment
7129 change until Ada people can look into it.
7131 2008-02-19 Nick Clifton <nickc@redhat.com>
7133 * opts.c (print_specific_help): Fix typo in --help text.
7135 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7138 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7139 32-bit inline asm without asm alternatives for host GCC < 3.0.
7141 2008-02-19 Richard Guenther <rguenther@suse.de>
7143 PR tree-optimization/34989
7144 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7145 Allow propagation to INDIRECT_REF if we can simplify only.
7147 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7149 * c-common.c (warn_for_collisions_1): Use appropriate option when
7152 2008-02-19 Nick Clifton <nickc@redhat.com>
7155 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7156 (handle_options): Fix indentation.
7157 (print_filtered_help): If no language-specific options were
7158 displayed tell the user how to list all the options supported by
7159 the language's front-end.
7160 (print_specific_help): Fix indentation and remove duplicate line.
7161 (common_handle_option): Handle the -v option.
7162 For --help enable the display of undocumented options if the -v
7163 switch has been included on the command line.
7164 For --help= check for overlaps in the arguments between the option
7165 classes and the language names and issue a warning when they
7166 cannot be disambiguated.
7167 * c.opt (v): Pass on to the common option handler.
7169 2008-02-19 Revital Eres <eres@il.ibm.com>
7171 * modulo-sched.c (sms_schedule): Change dump message when
7172 create_ddg function fails.
7173 (try_scheduling_node_in_cycle): Rename row to cycle.
7174 (print_partial_schedule): Rename CYCLE to ROW.
7176 2008-02-19 Christian Bruel <christian.bruel@st.com>
7177 Zdenek Dvorak <ook@ucw.cz>
7179 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7181 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7184 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7185 (*x86_movdicc_0_m1_se): Ditto.
7187 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7189 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7190 (CMPtype): Define as __gcc_CMPtype.
7191 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7192 (CMPtype): Define as __gcc_CMPtype.
7194 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7196 Support valgrind 3.3 for --enable-checking=valgrind.
7197 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7199 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7200 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7201 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7202 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7203 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7204 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7205 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7207 * ggc-zone.c: Similar.
7208 * ggc-page.c: Similar.
7210 2008-02-19 Paul Brook <paul@codesourcery.com>
7213 * config/arm/ieee754-df.S: Fix do_it typo.
7214 * config/arm/ieee754-sf.S: Fix do_it typo.
7216 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7219 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7220 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7221 (OPTION_MASK_ISA_SSE_SET): Likewise.
7222 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7223 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7224 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7225 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7226 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7227 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7228 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7229 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7230 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7231 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7232 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7233 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7234 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7235 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7236 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7237 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7238 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7239 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7240 (OPTION_MASK_ISA_SSE4): Removed.
7241 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7242 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7243 (override_options): Don't turn on implied SSE/MMX bits in
7246 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7248 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7251 2008-02-18 Joey Ye <joey.ye@intel.com>
7254 * tree-nested.c (insert_field_into_struct): Set type alignment
7255 to field alignment if the former is less than the latter.
7257 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7259 * BASE-VER: Set to 4.4.0.
7261 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7263 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7264 * doc/cfg.texi: Likewise.
7265 * doc/extend.texi: Likewise.
7266 * doc/gty.texi: Likewise.
7267 * doc/invoke.texi: Likewise.
7268 * doc/loop.texi: Likewise.
7269 * doc/md.texi: Likewise.
7270 * doc/passes.texi: Likewise.
7271 * doc/rtl.texi: Likewise.
7272 * doc/sourcebuild.texi: Likewise.
7273 * doc/tm.texi: Likewise.
7274 * doc/tree-ssa.texi: Likewise.
7276 2008-02-17 Richard Guenther <rguenther@suse.de>
7279 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7280 without default definition.
7282 2008-02-17 Richard Guenther <rguenther@suse.de>
7284 PR tree-optimization/35231
7285 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7288 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7291 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7292 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7293 libgcc_cmp_return mode.
7295 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7298 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7300 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7302 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7305 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7307 * doc/c-tree.texi: Use `@.' where appropriate.
7308 * doc/extend.texi: Likewise.
7309 * doc/install.texi: Likewise.
7310 * doc/invoke.texi: Likewise.
7311 * doc/loop.texi: Likewise.
7312 * doc/makefile.texi: Likewise.
7313 * doc/md.texi: Likewise.
7314 * doc/passes.texi: Likewise.
7315 * doc/standards.texi: Likewise.
7316 * doc/tm.texi: Likewise.
7318 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7321 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7323 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7324 rather than in entry_bb.
7326 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7328 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7329 libgcc_cmp_return mode.
7331 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7334 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7335 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7337 2008-02-15 Richard Guenther <rguenther@suse.de>
7338 Zdenek Dvorak <ook@ucw.cz>
7340 PR tree-optimization/35164
7341 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7342 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7343 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7344 Only propagate addresses which do not have abnormal SSA_NAMEs
7347 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7350 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7352 2008-02-15 Jan Hubicka <jh@suse.cz>
7355 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7357 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7360 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7361 when calculating alignment_pad.
7363 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7365 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7366 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7367 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7368 and STACK_BOUNDARY define.
7370 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7372 PR preprocessor/35061
7373 * c-pragma.c (handle_pragma_pop_macro): Check that
7374 pushed_macro_table has been allocated.
7376 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7379 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7380 (force_gimple_operand): Likewise.
7381 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7382 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7383 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7384 (find_interesting_uses_address): Check addressability and alignment
7385 of the base expression only after substituting bases of IVs into it.
7387 2008-02-14 Michael Matz <matz@suse.de>
7390 * function.c (instantiate_virtual_regs_in_insn): Reload address
7391 before falling back to reloading the whole operand.
7393 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7395 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7396 before the first section switch note.
7398 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7400 * doc/bugreport.texi: Update copyright years.
7401 * doc/c-tree.texi: Likewise.
7402 * doc/cfg.texi: Likewise.
7403 * doc/cpp.texi: Likewise.
7404 * doc/cppinternals.texi: Likewise.
7405 * doc/fragments.texi: Likewise.
7406 * doc/frontends.texi: Likewise.
7407 * doc/gcc.texi: Likewise.
7408 * doc/gty.texi: Likewise.
7409 * doc/hostconfig.texi: Likewise.
7410 * doc/implement-c.texi: Likewise.
7411 * doc/libgcc.texi: Likewise.
7412 * doc/loop.texi: Likewise.
7413 * doc/makefile.texi: Likewise.
7414 * doc/options.texi: Likewise.
7415 * doc/passes.texi: Likewise.
7416 * doc/rtl.texi: Likewise.
7417 * doc/sourcebuild.texi: Likewise.
7418 * doc/standards.texi: Likewise.
7419 * doc/tree-ssa.texi: Likewise.
7420 * doc/trouble.texi: Likewise.
7422 * doc/extend.texi: Use @: or add comma where appropriate.
7423 * doc/invoke.texi: Likewise.
7424 * doc/tm.texi: Likewise.
7426 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7429 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7432 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7434 * doc/md.texi (clz, ctz): Add reference.
7435 * doc/rtl.texi (clz, ctz): Likewise.
7437 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7440 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7443 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7445 * config/s390/s390.c (struct constant_pool): New field
7446 emit_pool_after added.
7447 (s390_mainpool_start): Set the emit_pool_after flag according
7448 to the section switch notes.
7449 (s390_mainpool_finish): Consider emit_pool_after when emitting
7450 the literal pool at the end of the function.
7451 (s390_chunkify_start): Force literal pool splits at section
7454 2008-02-13 Michael Matz <matz@suse.de>
7457 * var-tracking.c (clobber_variable_part): Correctly traverse the
7460 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7463 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7464 Add -fdump-ipa-inline.
7465 * tree-dump.c (dump_files): Remove tree-inlined dump.
7466 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7468 2008-02-12 Richard Guenther <rguenther@suse.de>
7470 PR tree-optimization/35171
7471 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7474 2008-02-12 Richard Guenther <rguenther@suse.de>
7477 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7478 value-preserving mode. Disallow final truncation.
7480 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7483 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7484 code from here to...
7485 (force_gimple_operand): ...here.
7487 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7490 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7491 non-compatible pointers.
7492 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7493 different FIELD_DECLs, try harder by comparing field offsets, sizes
7497 * function.c (match_asm_constraints_1): Don't replace the same input
7500 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7502 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7503 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7504 (expand_epilogue): Restore RAMPZ register.
7505 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7507 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7509 * config/i386/cygwin.asm: (__alloca): Correct calling
7510 convention and alignment.
7511 (__chkstk): Force 8 byte stack alignment.
7513 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7514 Richard Guenther <rguenther@suse.de>
7516 PR tree-optimization/33992
7517 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7518 the zero we compare against.
7520 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7523 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7524 to CloseHandle after unlocking to prevent accumulation of handle
7527 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7530 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7531 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7532 and update LABEL_NUSES during and after reload.
7534 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7537 * combine.c (simplify_if_then_else): Make sure the comparison is
7538 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7540 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7543 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7544 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7545 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7546 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7547 * tree.h (get_type_static_bounds): Likewise.
7549 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7551 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7552 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7553 Make -Wfoo language annotations match what the compiler outputs.
7555 2008-02-08 Sa Liu <saliu@de.ibm.com>
7557 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7558 intrinsics spu_convts, spu_convtu, spu_convtf.
7560 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7562 * doc/extend.texi (Function Attributes) <noinline>: Mention
7563 asm ("") as method to keep calls.
7565 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7568 * doc/options.texi (Options): Replace references to opts.sh with
7570 * opts-common.c: Likewise.
7571 * optc-gen.awk: Likewise.
7573 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7575 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7577 2008-02-07 Richard Henderson <rth@redhat.com>
7580 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7581 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7584 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7586 PR tree-optimization/35085
7587 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7588 for operand entry oe2 in addition to operand entry oe3 in order to
7589 expose more opportunities for vectorizer sum reduction.
7591 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7594 * Makefile.in (LIBS): Remove $(GMPLIBS).
7595 (cc1-dummy, cc1): Add $(GMPLIBS).
7597 2008-02-06 Jan Hubicka <jh@suse.cz>
7600 * i386.md (moddf_integer): Do not produce partial memory stalls for
7601 targets where it hurts.
7603 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7606 * optabs.c (expand_float): Do not check for decimal modes when
7607 expanding unsigned integer through signed conversion.
7609 2008-02-06 Nick Clifton <nickc@redhat.com>
7611 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7612 inside the clobber with a match_operand and duplicated operand
7613 number in the constraint.
7614 (ineqbranchsi): Delete redundant comment.
7616 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7618 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7619 builtin_define ("__USE_INIT_FINI__").
7620 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7622 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7624 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7626 PR documentation/30330
7627 * doc/invoke.texi (C++ Dialect Options)
7628 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7629 For each warning option -Wfoo that allows -Wno-foo, ensure both
7630 -Wfoo and -Wno-foo are listed in the option index. Fix index
7631 entry of -Wswitch-default, index -Wnormalized= including the
7632 `=', and -Wlarger-than-@var{len} including @var{len}.
7634 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7636 * config/i386/i386.md (floatunssisf2): Use
7637 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7638 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7639 Macroize expander using MODEF mode iterator.
7641 2008-02-05 Diego Novillo <dnovillo@google.com>
7643 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7646 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7648 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7651 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7653 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7656 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7657 to indicate if a message should be generated.
7658 (init_cumulative_args): Updated.
7659 (function_value_32): Likewise.
7661 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7663 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7665 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7668 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7669 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7671 2008-02-04 Diego Novillo <dnovillo@google.com>
7673 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7676 * tree-vrp.c (vrp_evaluate_conditional): With
7677 -Wtype-limits, emit a warning when comparing against a
7678 constant outside the natural range of OP0's type.
7680 2008-02-04 Richard Guenther <rguenther@suse.de>
7683 * expr.c (count_type_elements): Give for unions instead of
7686 2008-02-04 Richard Guenther <rguenther@suse.de>
7689 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7690 to TYPE_DOMAINs base type instead of using bitsizetype here.
7692 2008-02-03 Jason Merrill <jason@redhat.com>
7694 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7696 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7699 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7700 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7701 (RS/6000 and PowerPC Options): Fix typos and markup.
7702 * doc/passes.texi (Tree-SSA passes): Likewise.
7704 2008-02-02 Michael Matz <matz@suse.de>
7707 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7708 from record_last_reg_set_info.
7709 (record_last_reg_set_info): Take an RTX argument, iterate over all
7710 constituent hardregs.
7711 (record_last_set_info, record_opr_changes): Change calls to
7712 new signature or to record_last_reg_set_info_regno.
7714 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7716 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7718 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7720 PR rtl-optimization/34773
7721 * reg-notes.def (EQUAL): Mention significance of combination of
7722 REG_EQUAL and REG_RETVAL.
7723 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7724 insn that has a REG_RETVAL.
7726 2008-02-01 Roger Sayle <roger@eyesopen.com>
7729 * configure.ac (--enable-fixed-point): Disable unless explicitly
7731 * configure: Regenerate.
7733 2008-02-01 Richard Guenther <rguenther@suse.de>
7736 * invoke.texi (-finline-limit): Remove no longer true parts
7737 of the documentation. Note that there is no default value.
7739 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7740 Mark Mitchell <mark@codesourcery.com>
7741 Ben Elliston <bje@au.ibm.com>
7744 * doc/extend.texi (Other Builtins): Document.
7746 2008-01-31 Tom Browder <tom.browder@gmail.com>
7748 * doc/c-tree.texi (Types): Fix grammar.
7749 (Expression trees): Ditto.
7750 * doc/passes.texi (Tree-SSA passes): Ditto.
7752 * doc/configterms.texi (Configure Terms): Fix typo.
7753 * doc/cpp.texi (Common Predefined Macros): Ditto.
7754 * doc/md.texi (Machine Constraints): Ditto.
7756 * doc/makefile.texi (Makefile): Add comma.
7758 2008-01-31 Tom Browder <tom.browder@gmail.com>
7759 Gerald Pfeifer <gerald@pfeifer.com>
7761 * doc/sourcebuild.texi (Front End): Remove references to CVS
7762 and CVSROOT/modules.
7763 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7764 (Back End): Remove reference to CVS.
7766 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7769 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7771 (mips16_gp_pseudo_reg): ...here.
7772 * config/mips/mips.md (load_const_gp): Replace with...
7773 (load_const_gp_<mode>): ...this :P-based insn.
7775 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7777 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7778 options. Minor fixes.
7779 (-std): Move reference to standards closer to where language
7780 standards are first mentioned.
7782 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7784 PR rtl-optimization/34995
7785 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7786 parameter and return a bool. If the rtx parameter is nonnull,
7787 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7788 (find_reloads): Update call accordingly. Pass the new operand
7789 if it needed no address reloads, otherwise pass null.
7791 2008-01-30 Richard Henderson <rth@redhat.com>
7794 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7795 for unbounded arrays.
7797 2008-01-30 Silvius Rus <rus@google.com>
7799 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7801 2008-01-30 Jan Hubicka <jh@suse.cz>
7804 * i386.c (init_cumulative_args): Use real function declaration when
7807 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7809 PR rtl-optimization/34998
7810 * global.c (build_insn_chain): Treat non-subreg_lowpart
7811 SUBREGs of pseudos as clobbering all the words covered by the
7812 SUBREG, not just all the bytes.
7813 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7814 original df_ref rather than an extract parameter.
7815 (global_conflicts): Update call accordingly.
7817 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7819 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7820 the overflow check to make it easier to read.
7821 (__fixtfdi): Change the type of the ll member in union
7822 long_double to UDItype_x.
7824 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7827 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7828 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7829 * tree-inline.c (fold_marked_statements): Call
7830 cgraph_update_edges_for_call_stmt if folding a call statement.
7831 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7832 debug_generic_stmt calls, reset it back afterwards.
7835 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7837 * c-typeck.c (build_external_ref): Don't pedwarn about
7838 static vars in current function's scope.
7840 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7842 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7844 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7847 * ipa-struct-reorg.c: Fix spelling.
7848 * params.def: Ditto.
7850 2008-01-29 Richard Guenther <rguenther@suse.de>
7853 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7855 * tree-inline.c (remap_type): Increment remapping_type_depth
7856 around remapping types.
7857 (copy_body_r): Only add referenced variables if they are referenced
7858 from code, not types.
7860 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7871 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7872 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7874 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7877 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7878 pointer for tiny stack.
7880 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7882 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7884 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7886 * config/vx-common.h: Fix typo in comment.
7888 2008-01-28 Ian Lance Taylor <iant@google.com>
7892 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7893 coalesce pointers if they have different DECL_NO_TBAA_P values.
7894 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7895 between variables with different DECL_NO_TBAA_P values.
7897 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7900 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7901 are not legitimate small data references on SPE targets.
7903 2008-01-28 David Daney <ddaney@avtrex.com>
7905 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7907 2008-01-28 David Daney <ddaney@avtrex.com>
7909 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7911 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7913 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7914 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7915 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7916 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7917 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7918 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7919 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7920 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7922 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7924 * basic-block.h (condjump_equiv_p): Fix comment.
7926 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7928 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7929 print_generic_stmt_indented): Fix comment.
7931 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7933 * configure.ac (__stack_chk_fail): Add detecion for availability
7934 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7935 * configure: Regenerate.
7937 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7940 * final.c (output_addr_const): Handle TRUNCATE.
7942 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7945 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7946 (zero_cost, infinite_cost): New constants.
7947 (struct cost_pair): Change type of cost to comp_cost.
7948 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7949 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7951 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7952 split_address_cost, ptr_difference_cost, difference_cost,
7953 get_computation_cost_at, get_computation_cost,
7954 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7955 determine_use_iv_cost_condition, determine_use_iv_costs,
7956 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7957 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7958 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7959 Change type of cost to comp_cost.
7960 (determine_iv_cost): Increase cost of non-original ivs, instead
7961 of decreasing the cost of original ones.
7962 (get_address_cost): Indicate the complexity of the addressing mode
7964 (try_add_cand_for): Prefer using ivs not specific to some object.
7965 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7967 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7968 Janis Johnson <janis187@us.ibm.com>
7971 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7972 (TARGET_INSTANTIATE_DECLS): Likewise.
7973 * target.h (expand_to_rtl_hook): New target hook.
7974 (instantiate_decls): Likewise.
7975 * function.c (instantiate_decl): Make non-static. Rename to...
7976 (instantiate_decl_rtl): ... this.
7977 (instantiate_expr): Use instantiate_decl_rtl.
7978 (instantiate_decls_1): Likewise.
7979 (instantiate_decls): Likewise.
7980 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7981 * function.h (instantiate_decl_rtl): Add prototype.
7982 * cfgexpand.c (target.h): New include.
7983 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7984 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7985 (TARGET_INSTANTIATE_DECLS): Likewise.
7986 (TARGET_INITIALIZER): New target hooks added.
7987 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7989 * config/rs6000/rs6000.c (tree-flow.h): New include.
7990 (machine_function): Add sdmode_stack_slot field.
7991 (rs6000_alloc_sdmode_stack_slot): New function.
7992 (rs6000_instantiate_decls): Likewise.
7993 (rs6000_secondary_memory_needed_rtx): Likewise.
7994 (rs6000_check_sdmode): Likewise.
7995 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7996 (TARGET_INSTANTIATE_DECLS): Likewise.
7997 (rs6000_hard_regno_mode_ok): Allow SDmode.
7998 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7999 (rs6000_emit_move): Handle SDmode.
8000 (function_arg_advance): Likewise.
8001 (function_arg): Likewise.
8002 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8003 SDmode var args for 32-bit compiles.
8004 (rs6000_secondary_reload_class): Handle SDmode.
8005 (rs6000_output_function_epilogue): Likewise.
8006 (rs6000_function_value): Simplify if statement.
8007 (rs6000_libcall_value): Likewise.
8008 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8009 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8010 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8011 (movsd_hardfloat): New define_insn.
8012 (movsd_softfloat): Likewise.
8013 (movsd_store): Likewise.
8014 (movsd_load): Likewise.
8015 (extendsddd2): Likewise.
8016 (extendsdtd2): Likewise.
8017 (truncddsd2): Likewise.
8018 (movdd_hardfloat64): Fixup comment.
8019 (UNSPEC_MOVSD_LOAD): New constant.
8020 (UNSPEC_MOVSD_STORE): Likewise.
8022 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8025 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8027 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8028 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8029 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8032 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8035 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8036 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8037 __LONGDOUBLE128 too.
8038 * config/rs6000/aix61.h: New file.
8040 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8042 PR rtl-optimization/34959
8043 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8044 popcount and parity rtxes the same mode as their operand.
8045 Truncate or extend the result to the return value's mode
8048 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8051 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8052 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8053 to GOT_VERSION_REGNUM.
8054 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8055 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8056 * config/mips/mips.c (mips_emit_call_insn): New function.
8057 (mips_call_tls_get_addr): Call mips_expand_call directly.
8058 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8060 (mips16_build_call_stub): Likewise. Return the call insn or null.
8061 (mips_expand_call): Update the call to mips16_build_call_stub
8062 accordingly and a remove redundant condition. Assert that MIPS16
8063 stubs do not use lazy binding. Use mips_emit_call_insn and return
8065 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8067 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8068 (mips_avoid_hazard): Remove hazard_set handling.
8069 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8070 (UNSPEC_RESTORE_GP): ...this.
8071 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8072 (FAKE_CALL_REGNO): Rename to...
8073 (GOT_VERSION_REGNUM): ...this.
8074 (type): Add "ghost" value. Add an associated insn reservation.
8075 (hazard_set): Remove.
8076 (exception_receiver): Rename to...
8077 (restore_gp): ...this and update the unspec identifier accordingly.
8078 (exception_receiver, nonlocal_got_receiver): New expanders.
8079 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8080 FAKE_CALL_REGNO. Remove hazard_set attribute.
8081 (set_got_version, update_got_version): New patterns.
8083 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8086 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8088 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8091 * doc/install.texi2html: Generate gcc-vers.texi.
8093 2008-01-25 DJ Delorie <dj@redhat.com>
8095 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8097 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8099 * config/c4x: Remove directory.
8100 * config.gcc (crx-*, mt-*): Mark obsolete.
8101 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8102 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8103 sh-*-rtemscoff*): Remove cases.
8104 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8105 * real.c (encode_c4x_single, decode_c4x_single,
8106 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8107 c4x_extended_format): Remove.
8108 * real.h (c4x_single_format, c4x_extended_format): Remove.
8109 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8111 (Pragmas): Remove comment about c4x pragmas.
8112 * doc/install.texi (c4x): Remove target-specific instructions.
8113 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8114 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8115 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8116 refer to C4x source files as examples.
8117 (C4X_FLOAT_FORMAT): Remove documentation.
8119 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8121 * config/bfin/bfin.c (override_options): Reorder tests so that
8122 flag_pic gets enabled for -msep-data.
8124 2008-01-25 Richard Guenther <rguenther@suse.de>
8127 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8128 to its bitfield precision if required.
8130 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8133 * tree-nested.c (walk_omp_for): New function.
8134 (convert_nonlocal_reference, convert_local_reference): Call
8135 walk_omp_for on OMP_FOR.
8136 (convert_call_expr): Call walk_body on OMP_FOR's
8137 OMP_FOR_PRE_INIT_BODY.
8139 2008-01-25 Richard Guenther <rguenther@suse.de>
8141 PR tree-optimization/34966
8142 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8143 default defs and PHI_NODEs we have to insert after the
8146 2008-01-24 Nick Clifton <nickc@redhat.com>
8148 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8149 Provide a default definition.
8150 (LIBGCC2_UNITS_PER_WORD): Likewise.
8152 * config/stormy16/stormy16.c: Include df.h for the prototype
8153 for df_regs_ever_live_p.
8154 (xstormy16_expand_builtin_va_start): Convert the stack offset
8155 into a component_ref and then use POINTER_PLUS_EXPR to add it
8156 to the incoming_virtual_args_rtx.
8157 (xstormy16_gimplify_va_arg_expr): Rename to
8158 xstormy16_gimplify_va_arg_expr.
8159 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8160 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8161 xstormy16_gimplify_va_arg_expr.
8162 Fix up some formatting issues.
8164 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8165 Move to predicates.md.
8166 (xs_hi_general_operand): Likewise.
8167 (xs_hi_nonmemory_operand): Likewise.
8168 * config/stormy16/predicates.md:
8169 (xstormy16_carry_plus_operand): New predicate.
8170 (xs_hi_general_operand): New predicate.
8171 (xs_hi_nonmemory_operand): New predicate.
8172 * config/stormy16/stormy16-protos.h:
8173 (xstormy16_carry_plus_operand): Delete prototype.
8174 (xs_hi_general_operand): Likewise.
8175 (xs_hi_nonmemory_operand): Likewise.
8177 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8178 modifiers as they are no longer needed and they can trigger
8179 reload spill failures.
8181 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8182 with a match_operand in order to help reload.
8184 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8185 constraint with 'e' for the 8th alternative as this version of
8186 the mov.w instruction only accepts the lower 8 registers.
8188 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8191 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8192 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8195 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8198 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8200 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8202 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8204 (remove_structure): Update allocations list before removing structure.
8206 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8208 * ipa-struct-reorg.c (is_safe_cond_expr,
8209 create_new_stmts_for_cond_expr): Use integer_zerop function,
8210 that recognize not only zero-pointer, but zero-integer too.
8212 2008-01-25 Ben Elliston <bje@au.ibm.com>
8215 * fixproto: Escape "." in sed expression that strips leading "./".
8217 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8220 * gcc.c (SWITCH_OK): Removed.
8221 (SWITCH_LIVE): Changed to bit.
8222 (SWITCH_FALSE): Likewise.
8223 (SWITCH_IGNORE): Likewise.
8224 (switchstr): Change live_cond to unsigned int.
8225 (process_command): Replace SWITCH_OK with 0.
8226 (do_self_spec): Likewise.
8227 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8228 (give_switch): Likewise.
8229 (used_arg): Likewise.
8230 (do_spec_1): Set the SWITCH_IGNORE bit.
8231 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8232 bits. Set the SWITCH_LIVE bit.
8234 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8236 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8238 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8240 PR tree-optimization/34472
8241 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8242 parameter to a "bool *" and set *DATA to false if there is
8243 an unsafe access. Do not delete the structure here.
8244 (check_cond_exprs): Delete it here instead.
8245 (check_cond_exprs, exclude_cold_structs): Do not increase
8246 I when removing a structure.
8248 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8251 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8252 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8254 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8257 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8258 a fixed vector for stack.
8260 2008-01-24 Ben Elliston <bje@au.ibm.com>
8263 * doc/gcc.texi (Software development): Add a direntry for g++.
8265 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8267 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8268 stale and straggling -fforce-addr comments above.
8270 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8272 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8273 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8275 2008-01-23 Michael Matz <matz@suse.de>
8278 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8281 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8283 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8286 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8288 * config/avr/avr.c (avr_current_arch): New variable.
8289 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8290 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8291 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8292 (avr_override_options): Init 'avr_current_arch'.
8293 (base_arch_s): Move from here...
8294 * config/avr/avr.h (base_arch_s): ... here. Add new members
8295 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8296 'mega' to 'have_jmp_call'.
8297 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8298 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8300 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8302 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8303 MULTILIB_MATCHES): (Ditto.).
8305 2008-01-23 Richard Guenther <rguenther@suse.de>
8308 * cgraphunit.c (cgraph_reset_node): Always mark the node
8309 not reachable if it is not queued already.
8311 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8313 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8314 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8315 (cputype_selected): New static variable.
8316 (bfin_handle_option): Set it if -mcpu is used.
8317 (override_option): Select default set of workarounds if no cpu type
8318 selected on the command line.
8319 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8321 From Michael Frysinger <michael.frysinger@analog.com>
8322 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8323 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8325 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8326 for bf547, bf523, bf524, and bf526.
8327 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8329 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8330 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8331 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8332 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8333 * doc/invoke.texi (Blackfin Options): Document that
8334 -mcpu now accept bf547, bf523, bf524, and bf526.
8336 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8338 PR rtl-optimization/34628
8339 * combine.c (try_combine): Stop and undo after the first combination
8340 if an autoincrement side-effect on the first insn has effectively
8343 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8346 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8347 Offset addresses are not valid for Altivec or paired float modes.
8349 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8352 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8353 if DECL_INITIAL (decl) is error_mark_node.
8356 * c-common.c (handle_vector_size_attribute): Only allow
8357 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8358 the same way as pointer, array etc. types.
8359 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8362 * tree.c (build_type_attribute_qual_variant): Call
8363 build_qualified_type if attributes are equal, but quals are not.
8365 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8368 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8369 * flags.h (warn_strict_aliasing): Remove.
8370 (warn_strict_overflow): Remove.
8371 * opts.c (warn_strict_aliasing): Remove.
8372 (warn_strict_overflow): Remove.
8373 * c-opts.c (c_common_handle_option): -Wall only sets
8374 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8375 (c_common_post_options): Give default values to -Wstrict-aliasing
8376 and -Wstrict-overflow if they are uninitialized.
8377 * common.opt (Wstrict-aliasing): Specify Var and Init.
8378 (Wstrict-overflow): Likewise.
8380 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8382 PR rtl-optimization/26854
8383 PR rtl-optimization/34400
8384 PR rtl-optimization/34884
8385 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8387 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8388 (df_rd_bb_info.expanded_lr_out): Deleted
8389 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8390 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8391 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8392 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8393 Removed code to allocate, initialize or free expanded_lr_out.
8394 (df_rd_bb_local_compute_process_def): Restructured to make more
8396 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8397 sets if the sets are being trimmed.
8399 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8402 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8403 (as_vers): Likewise.
8404 * configure: Regenerated.
8406 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8409 * tree-pass.h (pass_build_alias): New pass.
8410 * tree-ssa-alias.c (gate_build_alias): New.
8411 (pass_build_alias): New.
8412 * passes.c (init_optimization_passes): Add pass_build_alias after
8413 pass_create_structure_vars.
8415 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8417 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8418 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8419 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8420 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8421 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8422 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8423 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8424 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8425 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8426 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8427 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8428 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8429 * config/s390/s390.md (FP_ALL): New mode iterator.
8430 (_d): New mode attribute.
8431 ("*signbit<mode>2>"): Changed mode of first operand.
8432 ("isinf<mode>2"): Changed mode of first operand.
8433 ("*TDC_insn"): Adaptation for DFP modes.
8435 2008-01-22 Ben Elliston <bje@au.ibm.com>
8437 * tree.c (check_qualified_type): Improve function description.
8439 2008-01-21 Jason Merrill <jason@redhat.com>
8442 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8443 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8446 2008-01-21 DJ Delorie <dj@redhat.com>
8448 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8451 2008-01-21 Richard Guenther <rguenther@suse.de>
8454 * tree-cfg.c (verify_expr): Allow all invariant expressions
8455 instead of just constant class ones as reference argument.
8456 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8457 like any other constant.
8458 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8460 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8462 * regmove.c (fixup_match_1): Update call crossed frequencies.
8464 2008-01-21 Richard Guenther <rguenther@suse.de>
8467 * tree-inline.c (setup_one_parameter): Deal with mismatched
8468 types using a VIEW_CONVERT_EXPR.
8470 2008-01-21 Alon Dayan <alond@il.ibm.com>
8471 Olga Golovanevsky <olga@il.ibm.com>
8473 PR tree-optimization/34701
8474 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8475 when the structure size is not a power of 2.
8477 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8479 * doc/install.texi: Add doc for --enable-checking=df.
8481 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8483 PR rtl-optimization/34808
8484 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8486 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8488 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8491 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8493 PR rtl-optimization/26854
8494 PR rtl-optimization/34400
8495 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8497 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8498 (df_rd_bb_info.expanded_lr_out): New.
8499 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8500 * loop_iv.c (iv_analysis_loop_init): Ditto.
8501 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8502 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8503 Added code to allocate, initialize or free expanded_lr_out.
8504 (df_rd_bb_local_compute_process_def): Restructured to make
8505 more understandable.
8506 (df_rd_confluence_n): Add code to do nothing with fake edges and
8507 code to no apply invalidate_by_call sets if the sets are being trimmed.
8508 (df_lr_local_finalize): Renamed to df_lr_finalize.
8509 (df_live_local_finalize): Renamed to df_live_finalize.
8511 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8514 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8515 deciding whether to use reciprocal instructions.
8517 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8519 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8520 dwarf2out_note_section_used if cold_text_section is NULL.
8522 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8524 PR gcov-profile/34610
8525 * tree-cfg.c (make_edges): Mark both outgoing edges from
8526 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8527 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8528 from OMP_FOR and OMP_CONTINUE outgoing edges.
8530 * tree-profile.c (tree_profiling): Return early if
8531 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8533 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8534 from cfun to child_cfun.
8535 * function.h (struct function): Add after_tree_profile bit.
8537 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8539 * config/avr/avr.S (_exit): Disable interrupt.
8541 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8542 Steven Bosscher <stevenb.gcc@gmail.com>
8544 PR rtl-optimization/26854
8545 PR rtl-optimization/34400
8546 * df-problems.c (df_live_scratch): New scratch bitmap.
8547 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8548 (df_live_reset): Clear the proper bitmaps.
8549 (df_live_bb_local_compute): Only process the artificial defs once
8550 since the order is not important.
8551 (df_live_init): Init the df_live sets only with the variables
8552 found live by df_lr.
8553 (df_live_transfer_function): Use the df_lr sets to prune the
8554 df_live sets as they are being computed.
8555 (df_live_free): Free df_live_scratch.
8557 2008-01-18 Ian Lance Taylor <iant@google.com>
8559 * common.opt: Add fmerge-debug-strings.
8560 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8561 flag_merge_debug_strings rather than flag_merge_constants.
8562 * doc/invoke.texi (Option Summary): Mention
8563 -fmerge-debug-strings.
8564 (Debugging Options): Document -fmerge-debug-strings.
8566 2008-01-18 Ian Lance Taylor <iant@google.com>
8569 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8570 (struct tree_function_decl): Add new field operator_new_flag.
8571 * tree-inline.c (expand_call_inline): When inlining a call to
8572 operator new, force the return value to go into a variable, and
8573 set DECL_NO_TBAA_P on that variable.
8574 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8576 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8579 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8580 DWARF2_DEBUGGING_INFO.
8581 (dwarf2out_note_section_used): Ditto. Add prototype.
8582 (have_multiple_function_sections, text_section_used,
8583 cold_text_section_used, *cold_text_sections): Move declarations
8586 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8588 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8589 field and add signal_ra.
8590 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8591 assignments to frame state pc. Move end of stack check after
8592 MD_FALLBACK_FRAME_STATE_FOR.
8593 (uw_update_context_1): Use frame state signal_regs if set, instead
8594 of checking signal_frame flag.
8595 (uw_update_context): Use frame state signal_ra if set.
8596 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8597 * config/xtensa/linux-unwind.h: New file.
8599 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8601 * modulo-sched.c (get_sched_window): Fix comment typo.
8603 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8605 PR tree-optimization/34648
8606 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8608 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8610 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8611 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8613 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8615 PR rtl-optimization/34400
8616 * df-core.c (df_worklist_dataflow_overeager,
8617 df_worklist_dataflow_doublequeue): New functions.
8618 (df_worklist_dataflow): Two different worklist solvers.
8619 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8622 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8625 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8626 and ftree-parallelize-loops.
8628 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8630 PR rtl-optimization/34826
8631 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8633 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8635 * global.c (find_reg): Mark the eh regs as used if necessary.
8636 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8637 * ra.h (struct allocno): no_eh_reg field added. Changed
8638 no_stack_reg type to bitfield.
8640 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8642 * tree.c (substitute_in_expr): Add missing 'break'.
8644 2008-01-17 Richard Guenther <rguenther@suse.de>
8646 PR tree-optimization/34825
8647 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8648 x / x as division to handle.
8650 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8652 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8653 "-pthread" is specified.
8654 * pa-hpux11.h (LIB_SPEC): Likewise.
8656 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8657 Peter Bergner <bergner@vnet.ibm.com>
8659 PR rtl-optimization/33796
8660 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8662 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8664 PR libgfortran/34699
8665 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8667 * pa-hpux10.h (LINK_SPEC): Likewise.
8668 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8670 2008-01-16 Richard Guenther <rguenther@suse.de>
8673 * fold-const.c (fold_convert_const_int_from_int): Do not
8674 set overflow if that occured only because of a sign extension
8675 change when converting from/to a sizetype with the same
8676 precision and signedness.
8678 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8681 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8682 location address to the correct place. Update copyright year.
8684 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8686 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8687 no dependences in the dependence_relations vector.
8689 2008-01-16 Jan Hubicka <jh@suse.cz>
8691 PR rtl-optimization/31396
8692 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8693 * cfg.c (dump_reg_info): Print it.
8694 * regs.h (struct reg_info_t): add freq_calls_crossed.
8695 (REG_FREQ_CALLS_CROSSED): New macro.
8696 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8697 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8698 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8699 regmove_optimize): Update call crossed frequencies.
8700 * local-alloc.c (struct qty): Add freq_calls_crossed.
8701 (alloc_qty): Copute freq_calls_crossed.
8702 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8703 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8704 * ra.h (struct allocno): Add freq_calls_crossed.
8706 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8708 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8709 libgomp when compiling with ftree-parallelize-loops.
8710 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8712 2008-01-16 Richard Guenther <rguenther@suse.de>
8714 PR tree-optimization/34769
8715 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8716 * tree.c (int_cst_value): Instead make this function more
8717 permissive in what it accepts as valid input. Document this
8718 function always sign-extends the value.
8720 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8721 Richard Guenther <rguenther@suse.de>
8724 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8725 (gimple_fold_indirect_ref_rhs): ... this.
8726 (gimple_fold_indirect_ref): New function with foldings
8727 that preserve lvalueness.
8728 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8729 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8730 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8731 to fold an INDIRECT_REF, fall back to the old use of
8732 fold_indirect_ref_1.
8734 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8736 * tree-data-ref.c (subscript_dependence_tester_1): Call
8737 free_conflict_function.
8738 (compute_self_dependence): Same.
8740 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8743 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8744 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8746 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8747 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8748 for DWARF2_UNWIND_INFO targets.
8750 2008-01-16 Richard Guenther <rguenther@suse.de>
8753 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8754 type qualifiers for function types.
8756 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8758 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8759 loop_iterator li from previous commit.
8761 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8763 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8765 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8767 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8768 (parallelize_loops): Don't parallelize irreducible components.
8770 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8773 * c-opts (c_common_post_options): Do not enable CPP
8774 flag_pedantic_errors by default.
8776 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8778 PR rtl-optimization/31944
8779 * cse.c (remove_pseudo_from_table): New function.
8780 (merge_equiv_classes): Use above function to remove pseudo-registers.
8781 (invalidate): Likewise.
8783 2008-01-13 Richard Guenther <rguenther@suse.de>
8786 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8787 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8789 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8791 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8792 validate_change to unshare the source of the PC set.
8794 2008-01-12 Jan Hubicka <jh@suse.cz>
8797 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8798 references above array bounds. This might trigger bounds checks for
8801 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8803 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8804 new_replaceable_dependencies.
8806 2008-01-12 Doug Kwan <dougkwan@google.com>
8808 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8809 instead of OPT_Wreturn_type in warning due to ignored return type
8811 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8812 options included in -Wextra.
8813 * c.opt: New option -Wignored_qualifiers.
8814 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8815 -Wignore_qualifiers.
8816 (-Wignored-qualifiers): Document.
8817 (-Wreturn-type): Remove description of functionality now handled
8818 by -Wignored-qualifiers.
8820 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8823 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8824 NOP_EXPR if it is between integral types with the same precision.
8826 2008-01-12 Jan Hubicka <jh@suse.cz>
8829 * invoke.texi (max-inline-recursive-depth): Fix default value.
8831 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8833 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8836 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8838 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8840 2008-01-11 James E. Wilson <wilson@specifix.com>
8843 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8845 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8847 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8848 save/restore frame pointer register and don't use 'call-prologues'
8849 optimization in function with "OS_task" attribute.
8851 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8854 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8855 when copying to memory.
8857 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8859 PR rtl-optimization/30905
8860 * cfgcleanup.c: Include dce.h
8861 (crossjumps_occured): New global variable.
8862 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8863 If something changed, set crossjumps_occured to true.
8864 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8865 Don't add/remove fake edges to exit here...
8866 (cleanup_cfg): ...but do it here, when crossjumping.
8867 Run a fast DCE when successful crossjumps occured in the latest
8868 iteration of try_optimize_cfg.
8870 2008-01-11 Richard Guenther <rguenther@suse.de>
8872 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8873 (struct vn_unary_op_s): Likewise.
8874 (vn_reference_insert): Free old reference on hash collision.
8876 2008-01-10 Raksit Ashok <raksit@google.com>
8878 PR rtl-optimization/27971
8879 * combine.c (find_split_point): Split PLUS expressions which are
8880 inside a MEM rtx, and whose first operand is complex.
8882 2008-01-10 DJ Delorie <dj@redhat.com>
8884 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8885 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8886 (m32c_hard_regno_ok): Call the underlying function.
8888 2008-01-10 Richard Guenther <rguenther@suse.de>
8891 * tree-cfg.c (tree_merge_blocks): Do not go through the
8892 full-blown folding and stmt updating path if we just deal
8893 with virtual operands.
8894 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8895 test for abnormal SSA_NAMEs.
8897 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8900 * reload.c (push_reload): Add assertions. All constants from
8901 reg_equiv_constant should have been used for replacing the respective
8903 (find_reloads_address): Invoke find_reloads_address_part for
8904 constant taken from the reg_equiv_constant array.
8906 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8908 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8909 field (valnum) the first in the struct. Replace bools with
8912 2008-01-10 Richard Guenther <rguenther@suse.de>
8914 PR tree-optimization/34651
8915 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8916 types and ordering for masking and converting.
8918 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8920 PR tree-optimization/34017
8921 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8922 also for PHI_NODE expressions.
8924 2008-01-09 Jan Hubicka <jh@suse.cz>
8926 PR tree-optimization/34708
8927 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8928 based on number of case labels.
8929 (init_inline_once): Remove switch_cost.
8930 * tree-inline.h (eni_weights_d): Remove switch_cost.
8932 2008-01-09 Richard Guenther <rguenther@suse.de>
8933 Andrew Pinski <andrew_pinski@playstation.sony.com>
8936 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8937 temporary if an rvalue is ok or an lvalue is not required.
8939 2008-01-09 Richard Guenther <rguenther@suse.de>
8942 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8945 2008-01-09 Richard Guenther <rguenther@suse.de>
8948 * tree.c (host_integerp): Check for sizetype only if the
8949 type is an integer type.
8951 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8954 * opts.c (decode_options): Disable inlining of functions called
8955 once if not in unit-at-a-time mode.
8957 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8959 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8961 2008-01-08 Richard Guenther <rguenther@suse.de>
8964 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8965 out early if the result will be unused.
8967 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8972 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8973 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8976 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8978 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8979 for vectorization tuned.
8981 2008-01-08 Richard Guenther <rguenther@suse.de>
8983 PR tree-optimization/34683
8984 * tree-ssa-operands.c (operand_build_cmp): Export.
8985 * tree-ssa-operands.h (operand_build_cmp): Declare.
8986 * tree-vn.c (vuses_compare): Remove.
8987 (sort_vuses): Use operand_build_cmp.
8988 (sort_vuses_heap): Likewise.
8989 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8990 to re-use old VEC if available. Do not sort already sorted VUSEs.
8991 (vdefs_to_vec): Do not sort already sorted VDEFs.
8993 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8996 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8998 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9001 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9002 limitations of reciprocal sequences on x86 targets.
9004 2008-01-08 Richard Guenther <rguenther@suse.de>
9006 PR tree-optimization/34683
9007 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9009 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9012 * config/darwin.c (darwin_mergeable_string_section): Don't use
9013 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9015 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9018 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9019 negxf2. Macroize expander using X87MODEF mode iterator. Change
9020 predicates of op0 and op1 to register_operand.
9021 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9022 expander using X87MODEF mode iterator. Change predicates of
9023 op0 and op1 to register_operand.
9024 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9025 corresponding patterns and macroize using MODEF macro. Change
9026 predicates of op0 and op1 to register_operand and remove
9027 "m" constraint. Disparage "r" alternative with "!".
9028 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9029 macroize using X87MODEF macro. Change predicates of op0 and op1
9030 to register_operand and remove "m" constraint. Disparage "r"
9031 alternative with "!".
9032 (absneg splitter with memory operands): Remove.
9033 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9034 patterns and macroize using X87MODEF mode iterator.
9035 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9036 Change predicate of op1 to register_operand.
9037 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9038 for memory operands.
9040 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9042 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9044 2008-01-07 Richard Guenther <rguenther@suse.de>
9046 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9049 2008-01-07 Richard Guenther <rguenther@suse.de>
9051 PR tree-optimization/34683
9052 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9053 VOPs of the needed size to save memory. Use VEC_quick_push
9054 to save compile-time.
9055 (vdefs_to_vec): Likewise.
9057 2008-01-07 Sa Liu <saliu@de.ibm.com>
9059 * config/spu/spu.md (divdf3): Genetate inline code for double
9060 division. The implementation doesn't handle INF or NAN, therefore it
9061 only applies when -ffinite-math-only is given.
9063 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9066 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9067 * doc/cpp.texi ([Common Predefined Macros]): Document.
9069 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9071 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9072 order to use commutative addition instead of subtraction.
9074 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9075 Mircea Namolaru <namolaru@il.ibm.com>
9076 Vladimir Yanovsky <yanov@il.ibm.com>
9077 Revital Eres <eres@il.ibm.com>
9079 PR tree-optimization/34263
9080 * tree-outof-ssa.c (process_single_block_loop_latch,
9081 contains_tree_r): New functions.
9082 (analyze_edges_for_bb): Call process_single_block_loop_latch
9083 function to empty single-basic-block latch block if possible.
9085 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9087 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9089 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9091 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9093 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9095 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9097 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9099 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9101 PR tree-optimization/34618
9102 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9105 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9108 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9109 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9110 Update copyright year.
9112 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9113 Update copyright year.
9114 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9117 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9119 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9120 edge does not point to current bb before changing need_assert.
9122 2008-01-04 Richard Guenther <rguenther@suse.de>
9125 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9126 for verifying purposes if they are is_gimple_min_invariant.
9128 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9130 PR tree-optimization/34448
9131 PR tree-optimization/34465
9132 * gimplify.c (gimplify_init_constructor): Add new parameter
9133 notify_temp_creation. Use it.
9134 (gimplify_modify_expr_rhs): Take volatiles into account when
9135 optimizing constructors.
9136 Do not optimize constructors if gimplify_init_constructor will dump to
9138 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9139 * gcc.c-torture/compile/pr34448.c: New.
9141 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9143 PR gcov-profile/34609
9144 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9145 return_slot if result is TREE_ADDRESSABLE.
9147 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9149 * config/mips/mips.md (sqrt_condition): Tweak comment.
9150 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9152 2008-01-03 Tom Tromey <tromey@redhat.com>
9155 * c-common.c (c_type_hash): Handle VLAs.
9157 2008-01-03 Jan Hubicka <jh@suse.cz>
9159 PR tree-optimization/31081
9160 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9161 0 when inlining and not inlining to first basic block.
9162 (remap_decl): When var is initialized to 0, don't set default_def.
9163 (expand_call_inline): Set entry_bb.
9164 * tree-inline.h (copy_body_data): Add entry_bb.
9166 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9169 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9172 PR tree-optimization/29484
9173 * tree-inline.c (inline_forbidden_p_2): New function.
9174 (inline_forbidden_p): Disallow inlining if some static var
9175 has an address of a local LABEL_DECL in its initializer.
9176 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9179 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9181 PR tree-optimization/34635
9182 * tree-data-ref.c (add_other_self_distances): Make sure that the
9183 evolution step is constant.
9185 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9188 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9190 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9192 * tree-sra.c (scalarize_init): Insert the generate_element_init
9193 statements after the generate_element_zero statements.
9195 2008-01-02 Richard Guenther <rguenther@suse.de>
9199 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9200 for very large number of operands instead of ICEing.
9202 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9205 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9206 while stack probing.
9208 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9210 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9213 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9216 * tree-mudflap.c (mx_register_decls): Guard warning by
9217 !DECL_ARTIFICIAL check.
9219 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9221 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9222 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9223 sse5_perm<mode>): Fix constraints.