1 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3 * pretty-print.c (pp_integer_with_precision): Use
6 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
8 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
10 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12 * config/i386/i386.c (bdesc_ptest): Removed.
13 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14 (bdesc_args): Add __builtin_ia32_ptestz128,
15 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16 (ix86_init_mmx_sse_builtins): Updated.
17 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18 (ix86_expand_builtin): Updated.
20 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
22 * tree-cfg.c (valid_fixed_convert_types_p): New function.
23 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
25 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
27 * value-prof.c (interesting_stringop_to_profile): Do not
28 return early for BUILT_IN_MEMPCPY.
30 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
32 * calls.c (expand_call): Don't use callgraph to increase
33 preferred_stack_boundary.
35 * cgraph.h (cgraph_rtl_info): Use unsigned on
36 preferred_incoming_stack_boundary.
38 * final.c (rest_of_clean_state): Use unsigned on
39 preferred_stack_boundary.
41 2008-05-09 Tom Tromey <tromey@redhat.com>
43 PR preprocessor/22231:
44 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
47 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
49 PR tree-optimization/36129
50 * tree-ssa-cpp.c: Include value-prof.h.
51 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
52 built-in function was folded to a constant.
53 * Makefile.in (tree-ssa-cpp.c): Depend on value-prof.h
55 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
56 Sebastian Pop <sebastian.pop@amd.com>
58 * tree-scalar-evolution.c: Document instantiate_scev.
59 (instantiate_parameters_1): Renamed instantiate_scev_1.
60 Don't use the same loop for instantiation_loop and evolution_loop.
61 (instantiate_scev): New.
62 (instantiate_parameters): Moved...
63 (resolve_mixers): Update call to instantiate_scev_1 to pass the
64 same loop twice. Maintains the semantics for this function.
65 * tree-scalar-evolution.h (instantiate_scev): Declare.
66 (instantiate_parameters): ...here. Now static inline.
67 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
68 instead of resolve_mixers.
70 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
72 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
74 2008-05-09 Tomas Bily <tbily@suse.cz>
76 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
77 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
78 * tree-ssa-structalias.c (get_constraint_for): Likewise.
79 * c-common.c (c_common_truthvalue_conversion): Likewise.
80 * tree-object-size.c (compute_object_offset): Likewise.
81 * tree-inline.c (estimate_num_insns_1): Likewise.
82 * varasm.c (const_hash_1, compare_constant, copy_constant)
83 (compute_reloc_for_constant, output_addressed_constants)
84 (initializer_constant_valid_p): Likewise.
85 * c-omp.c (check_omp_for_incr_expr): Likewise.
86 * gimplify.c (gimplify_expr): Likewise.
87 * c-typeck.c (c_finish_return): Likewise.
88 * tree-vectorizer.c (supportable_widening_operation)
89 (supportable_narrowing_operation): Likewise.
90 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
91 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
92 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
93 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
94 (descr_info_loc): Likewise.
95 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
96 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
97 (fold_unary): Likewise.
98 * builtins.c (get_pointer_alignment): Likewise.
99 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
100 (instantiate_parameters_1): Likewise.
101 * tree.c (expr_align, stabilize_reference): Likewise.
102 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
103 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
104 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
105 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
106 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
107 * c-common.c (c_alignof_expr, check_function_arguments_recurse): Likewise.
108 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
109 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
110 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
111 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
112 (forward_propagate_comparison)
113 (tree_ssa_forward_propagate_single_use_vars): Likewise.
114 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
115 * emit-rtl.c (component_ref_for_mem_expr)
116 (set_mem_attributes_minus_bitpos): Likewise.
117 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
118 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr): Likewise.
119 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
120 (build_function_call, pointer_diff, build_compound_expr)
121 (c_finish_return): Likewise.
122 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
123 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1): Likewise.
124 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
125 * expr.c (is_aligning_offset): Likewise.
126 * tree-ssa-alias.c (is_escape_site): Likewise.
127 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
128 (check_all_va_list_escapes): Likewise.
129 * tree-ssa-loop-ivopts.c (determine_base_object)
130 (determine_common_wider_type): Likewise.
131 * dojump.c (do_jump): Likewise.
132 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
133 * tree-gimple.c (is_gimple_cast): Likewise.
134 * fold-const.c (decode_field_reference, )
135 (fold_sign_changed_comparison, fold_unary, fold_comparison)
136 (fold_binary): Likewise.
137 * tree-ssa-alias-warnings.c (find_alias_site_helper)
138 (already_warned_in_frontend_p): Likewise.
139 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
140 * tree.c (really_constant_p, get_unwidened): Likewise.
141 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
142 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
143 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1): Likewise.
144 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use CONVERT_EXPR_P.
145 (CONVERT_EXPR_P): Define.
146 (CASE_CONVERT): Define.
148 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
151 * dce.c (deletable_insn_p): Do not delete calls if
153 (delete_unmarked_insns): When deleting a call, call
154 delete_unreachable_blocks.
155 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
156 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed
159 2008-05-08 Richard Guenther <rguenther@suse.de>
161 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
162 (-ftree-salias): Likewise.
163 (salias-max-implicit-fields): Remove param documentation.
164 (salias-max-array-elements): Likewise.
165 * tree-pass.h (pass_create_structure_vars): Remove.
166 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
167 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
168 * tree-ssa-alias.c (create_structure_vars): Remove.
169 (gate_structure_vars): Likewise.
170 (pass_create_structure_vars): Likewise.
171 (gate_build_alias): Likewise.
172 (pass_build_alias): Adjust to run always and dump the function.
173 * common.opt (ftree-salias): Hide.
174 * passes.c (init_optimization_passes): Remove
175 pass_create_structure_vars, adjust comment.
176 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
177 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
178 * opts.c (decode_options): Do not set flag_tree_salias.
179 (common_handle_option): Add OPT_ftree_salias to the backward
180 compatibility section.
182 2008-05-08 Richard Guenther <rguenther@suse.de>
184 * tree-flow-inline.h (var_can_have_subvars): Move ...
185 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
186 * tree-flow.h (var_can_have_subvars): Remove.
187 (push_fields_onto_fieldstack): Remove.
188 (sort_fieldstack): Likewise.
189 (struct fieldoff): Move ...
190 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
191 alias_set and base_for_components fields.
192 (sort_fieldstack): Make static.
193 (push_fields_onto_fieldstack): Likewise. Remove code that
194 handles anything but RECORD_TYPEs. Remove alias_set and
195 base_for_components handling.
196 (create_variable_info_for): Adjust.
198 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
200 * common.opt (Wframe-larger-than=): Shorten the help message
202 * doc/invoke.texi (Wframe-larger-than=): Add more description.
204 2008-05-08 Rafael Espindola <espindola@google.com>
206 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
208 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
209 trap and that both operands are gimple values.
210 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
211 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
214 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
216 * read-rtl.c (join_c_conditions): Return the first string if the
217 two strings are equal.
219 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
221 * gensupport.h (pred_data): Add a "num_codes" field.
222 (add_predicate_code): Declare.
223 * gensupport.c (add_predicate_code): New function.
224 (std_pred_table): Add an "allows_const_p" field.
225 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
226 Remove the (incomplete) list of such codes from the codes field.
227 (init_predicate_table): Use add_predicate_code. Add all
228 RTX_CONST_OBJs if allows_const_p is true.
229 * genrecog.c (process_define_predicate): Use add_predicate_code.
231 2008-05-08 David Daney <ddaney@avtrex.com>
232 Richard Sandiford <rsandifo@nildram.co.uk>
234 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
235 special case of constant zero operands.
236 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
237 old and new values. Special case constant zero values.
238 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
240 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
241 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
243 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
246 * simplify-rtx.c (simplify_plus_minus): Create CONST of
247 similar RTX_CONST_OBJ before CONST_INT.
249 2008-05-08 Steve Ellcey <sje@cup.hp.com>
251 * stmt.c (expand_stack_restore): Change sa mode if needed.
253 2008-05-08 Richard Guenther <rguenther@suse.de>
255 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
257 (ix86_sol10_return_in_memory): Likewise.
258 (ix86_i386elf_return_in_memory): Likewise.
259 (ix86_i386interix_return_in_memory): Likewise.
260 * config/i386/i386.c (ix86_return_in_memory): Likewise.
261 (ix86_sol10_return_in_memory): Likewise.
262 (ix86_i386elf_return_in_memory): Likewise.
263 (ix86_i386interix_return_in_memory): Likewise.
265 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
268 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
270 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
271 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
274 2008-05-08 Richard Guenther <rguenther@suse.de>
276 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
277 * tree-data-ref.h (struct dr_alias): Remove subvars field.
278 (DR_SUBVARS): Remove.
279 * tree-dfa.c (dump_subvars_for): Remove.
280 (debug_subvars_for): Likewise.
281 (dump_variable): Do not dump subvars.
282 (remove_referenced_var): Do not remove subvars.
283 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
284 (lookup_subvars_for_var): Remove.
285 (get_subvars_for_var): Likewise.
286 (get_subvars_at): Likewise.
287 (get_first_overlapping_subvar): Likewise.
288 (overlap_subvar): Likewise.
289 * tree-flow.h (subvar_t): Remove.
290 (struct var_ann_d): Remove subvars field.
291 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
292 argument. Remove special handling of SFTs.
293 (compute_tag_properties): Likewise.
294 (set_initial_properties): Likewise.
295 (compute_call_clobbered): Likewise.
296 (count_mem_refs): Likewise.
297 (compute_memory_partitions): Likewise.
298 (compute_flow_insensitive_aliasing): Likewise.
299 (setup_pointers_and_addressables): Likewise.
300 (new_type_alias): Likewise.
301 (struct used_part): Remove.
302 (used_portions): Likewise.
303 (struct used_part_map): Likewise.
304 (used_part_map_eq): Likewise.
305 (used_part_map_hash): Likewise.
306 (free_used_part_map): Likewise.
307 (up_lookup): Likewise.
308 (up_insert): Likewise.
309 (get_or_create_used_part_for): Likewise.
310 (create_sft): Likewise.
311 (create_overlap_variables_for): Likewise.
312 (find_used_portions): Likewise.
313 (create_structure_vars): Likewise.
314 * tree.def (STRUCT_FIELD_TAG): Remove.
315 * tree.h (MTAG_P): Adjust.
316 (struct tree_memory_tag): Remove base_for_components and
317 unpartitionable flags.
318 (struct tree_struct_field_tag): Remove.
319 (SFT_PARENT_VAR): Likewise.
320 (SFT_OFFSET): Likewise.
321 (SFT_SIZE): Likewise.
322 (SFT_NONADDRESSABLE_P): Likewise.
323 (SFT_ALIAS_SET): Likewise.
324 (SFT_UNPARTITIONABLE_P): Likewise.
325 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
326 (union tree_node): Remove sft field.
327 * alias.c (get_alias_set): Remove special handling of SFTs.
328 * print-tree.c (print_node): Remove handling of SFTs.
329 * tree-dump.c (dequeue_and_dump): Likewise.
330 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
331 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
332 * tree-predcom.c (set_alias_info): Do not set subvars.
333 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
334 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
335 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
336 (add_vars_for_offset): Remove.
337 (add_virtual_operand): Remove special handling of SFTs.
338 (add_call_clobber_ops): Likewise.
339 (add_call_read_ops): Likewise.
340 (get_asm_expr_operands): Likewise.
341 (get_modify_stmt_operands): Likewise.
342 (get_expr_operands): Likewise.
343 (add_to_addressable_set): Likewise.
344 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
345 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
346 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not
348 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
349 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
350 (tree_node_structure): Likewise.
351 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
353 (find_what_p_points_to): Likewise.
355 2008-05-08 Sa Liu <saliu@de.ibm.com>
357 * config/spu/spu.md: Fixed subti3 pattern.
359 2008-05-08 Richard Guenther <rguenther@suse.de>
362 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
363 sure to create a representative for trailing arrays for PTA.
365 2008-05-08 Richard Guenther <rguenther@suse.de>
368 * fold-const.c (operand_equal_p): Two objects which types
369 differ in pointerness are not equal.
371 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
373 * calls.c (compute_argument_block_size): Add argument tree fndecl.
374 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
375 (emit_library_call_value_1): Add new variable fndecl initialized by
376 NULL_TREE. It should be the decl type of orgfun, but this information
377 seems not to be available here, so it uses the default calling abi.
378 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
379 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
380 by TARGET_RETURN_IN_MEMORY.
381 * config/i386/i386-interix.h: Likewise.
382 * config/i386/i386.h: Likewise.
383 * config/i386/i386elf.h: Likewise.
384 * config/i386/ptx4-i.h: Likewise.
385 * config/i386/sol2-10.h: Likewise.
386 * config/i386/sysv4.h: Likewise.
387 * config/i386/vx-common.h: Likewise.
388 * config/cris/cris.h: Removed #if 0 clause.
389 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
390 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
392 (ix86_sol10_return_in_memory): Likewise.
393 (ix86_i386elf_return_in_memory): New.
394 (ix86_i386interix_return_in_memory): New.
395 * config/mt/mt-protos.h (mt_return_in_memory): New.
396 * config/mt/mt.c: Likewise.
397 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
398 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
399 * config/bfin/bfin.h: Likewise.
400 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
402 * config/bfin/bfin.c: Likewise.
403 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
404 * config/alpha/unicosmk.h: Likewise.
405 * config/i386/cygming.h: Likewise.
406 * config/iq2000/iq2000.h: Likewise.
407 * config/mips/mips.h: Likewise.
408 * config/mn10300/mn10300.h: Likewise.
409 * config/rs6000/rs6000.h: Likewise.
410 * config/score/score.h: Likewise.
411 * config/spu/spu.h: Likewise.
412 * config/v850/v850.h: Likewise.
413 * defaults.h: Likewise.
414 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
415 * expr.c (emit_block_move): Adjust use of
416 OUTGOING_REG_PARM_STACK_SPACE.
417 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
418 OUTGOING_REG_PARM_STACK_SPACE.
419 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
421 2008-05-08 Jakub Jelinek <jakub@redhat.com>
423 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
424 on OMP_RETURN for OMP_FOR.
427 * dwarf2out.c (dw_expand_expr, common_check): Removed.
428 (fortran_common): New function.
429 (gen_variable_die): Call fortran_common instead of common_check,
430 adjust for it returning tree instead of rtx. Formatting.
432 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
436 * see.c (see_copy_insn): Copy new pure const attributes for new call.
437 * c-decl.c (merge_decls): Ditto.
438 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
439 to RTL_CONST_OR_PURE_CALL_P.
440 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
441 Initialized DECL_LOOPING_CONST_PURE.
442 (process_call_operands): Set tree_side_effects properly.
443 * tree.h (TREE_READONLY_DECL_P): Removed.
444 (DECL_IS_PURE): Renamed to DECL_PURE_P.
445 (DECL_LOOPING_OR_CONST_P): New macro.
446 (struct tree_function_decl): Added looping_const_or_pure_p.
448 (ECF_LOOPING_OR_CONST_P): New macro.
449 * rtlanal.c (pure_const_p): Removed.
450 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
451 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
453 * ipa-pure-const.c (pure_const_state_e): Added looping field.
454 (check_decl, check_tree, check_call, scan_function): Initialize
456 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
457 (static_execute): Set looping true for recursive functions.
458 Undo setting state to IPA_NEITHER for recursive functions.
460 * ifcvt.c (noce_can_store_speculate_p): Changed
461 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
462 RTL_CONST_OR_PURE_CALL_P.
463 * dse.c (scan_insn): Ditto.
464 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
465 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
466 RTL_CONST_OR_PURE_CALL_P.
467 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
468 pure_call_p to RTL_CONST_CALL_P.
469 * gimplify.c (gimplify_call_expr): Clear side effects for
470 non-looping pure and constant calls.
471 * calls.c (emit_call_1): Set rtl flags from ecf flags.
472 (flags_from_decl_or_type): Set ecf flags from decl flags.
473 (initialize_argument_information): Turn off
474 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
475 Change const to pure if callee_copies is true rather than just
477 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
478 way of marking pure calls.
479 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
480 Remove hack that was supposed to fix pr7335 and remove old
481 way of marking pure calls.
482 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
483 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
484 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
485 RTL_CONST_OR_PURE_CALL_P.
486 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
487 * loop-invariant.c (find_exits, find_invariant_bb): Changed
488 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
489 * sched-deps.c (schedule_analyze): Ditto.
490 * rtl.h (struct rtx_def): Use call field, unchanging field, and
491 return_val field of calls to represent pure and const function info.
492 (CONST_OR_PURE_CALL_P): Deleted macro.
493 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
494 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
495 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
497 * tree-optimize.c (execute_fixup_cfg): Added test for
498 ECF_LOOPING_CONST_OR_PURE.
499 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
501 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
502 effects for looping pure or const calls.
503 (verify_gimple_expr): Added verification code.
504 * config/alpha/alpha.c (alpha_legitimize_address,
505 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
507 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
508 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
509 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
510 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
511 RTL_CONST_OR_PURE_CALL_P.
512 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
513 and const calls to be deleted.
515 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
518 * config/i386/mmx.md (mmx_subv2sf3): New expander.
519 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
520 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
521 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
522 to handle nonimmediate operands.
523 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
524 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
525 to handle nonimmediate operands.
526 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
527 (mmx_pmulhrwv4hi3): New expander. Use
528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
529 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
530 (sse2_umulv1siv1di3): New expander. Use
531 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
532 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
533 (mmx_eq<mode>3): New expander. Use
534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
535 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
536 (mmx_uavgv8qi3): New expander. Use
537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
538 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
539 (mmx_uavgv4hi3): New expander. Use
540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
543 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
544 to handle nonimmediate operands.
545 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
546 to handle nonimmediate operands.
547 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
548 to handle nonimmediate operands.
549 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
550 to handle nonimmediate operands.
551 (sse2_unpckhpd_exp): New expander. Use
552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
553 (sse2_unpcklpd_exp): New expander. Use
554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
555 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
556 to handle nonimmediate operands.
557 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
558 to handle nonimmediate operands.
559 (*sse2_<plusminus_insn><mode>3): Rename from
560 sse2_<plusminus_insn><mode>3 insn pattern.
561 (sse2_<plusminus_insn><mode>3): New expander. Use
562 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
563 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
564 (sse2_umulv2siv2di3): New expander. Use
565 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
566 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
567 (sse4_1_mulv2siv2di3): New expander. Use
568 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
569 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
570 (sse2_pmaddwd): New expander. Use
571 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
572 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
573 (sse2_eq<mode>3): New expander. Use
574 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
575 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
576 (sse4_1_eqv2di3): New expander. Use
577 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
578 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
579 (sse2_uavgv16qi3): New expander. Use
580 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
581 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
582 (sse2_uavgv16qi3): New expander. Use
583 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
584 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
585 (sse2_uavgv8hi3): New expander. Use
586 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
587 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
588 (ssse3_pmulhrswv8hi3): New expander. Use
589 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
590 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
591 (ssse3_pmulhrswv4hi3): New expander. Use
592 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
594 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
595 (<sse>_vmmul<mode>3): Ditto.
596 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
598 (ssse3_pmaddubsw128): Use register_operand for operand 1.
599 (ssse3_pmaddubsw): Ditto.
601 * config/i386/i386.c (struct_builtin_description)
602 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
603 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
604 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
605 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
606 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
607 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
608 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
609 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
610 (ix86_fixup_binary_operands): Assert that src1
611 and src2 must have the same mode when swapped.
612 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
613 and ix86_binary_operator_ok. Do not force operands in registers
616 2008-05-07 Jan Hubicka <jh@suse.cz>
618 * cgraph.c (dump_cgraph_node): Update.
619 * cgraph.h (cgraph_local_info): Break out inline summary.
620 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
622 * ipa-inline (inline_summary): New accestor function.
623 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
624 cgraph_decide_inlining, compute_inline_parameters): Update.
625 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
627 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
629 Cleanup ColdFire scheduling support and add V4 pipeline model.
631 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
632 (define_attr cpu): Add cfv4 value.
633 (define_attr type, define_attr type1): Merge into a single 'type'
634 attribute. Update all uses.
635 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
636 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
638 (define_attr opx_mem, define_attr opy_mem): Remove.
639 (define_attr op_mem): Clean up, update comment.
640 (define_attr size): Use specific values instead of general int.
641 (define_attr guess, define_attr split): Remove. Update all uses.
642 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
643 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
644 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
645 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
646 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
647 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
648 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
649 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
650 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
651 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
652 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
653 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
654 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
655 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
656 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
657 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
658 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
659 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
660 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
661 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
662 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
663 Update or set attributes.
664 (stack_tie): New fake instruction.
666 * config/m68k/m68k.h (TUNE_CFV4): New macro.
667 (m68k_sched_attr_size): Update declaration.
668 (m68k_sched_attr_type2): Remove.
669 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
670 Declare new bypass predicates.
672 * config/m68k/m68k.c (m68k_sched_issue_rate,
673 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
675 (TARGET_SCHED_ISSUE_RATE,
676 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
677 (override_options): Handle scheduling for ColdFire V4 core.
678 (m68k_expand_prologue): Emit stack_tie.
679 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
680 'OP_TYPE_FPN'. Update all uses.
681 (sched_guess_p): Remove.
682 (sched_address_type): Handle symbolic addresses.
683 (sched_get_operand): New static function.
684 (sched_operand_type): Merge into sched_attr_op_type.
685 (sched_attr_op_type): Handle FP registers, handle quick constants,
687 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
688 (m68k_sched_attr_size): Update. Move logic to ...
689 (sched_get_attr_size_int): New static function.
690 (sched_get_opxy_mem_type): New static function.
691 (m68k_sched_attr_op_mem): Update.
692 (m68k_sched_attr_type2): Remove.
693 (sched_cfv4_bypass_data): New static variable.
694 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
695 (m68k_sched_issue_rate): Implement scheduler hook.
696 (struct _sched_ib: enabled_p): New field.
697 (m68k_sched_variable_issue): Update. Handle V4.
698 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
699 sched_dump_class_func_t, sched_dump_split_class,
700 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
701 sched_dump_dfa_class, m68k_sched_dump): Remove.
702 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
704 (m68k_sched_init_global): Remove statisctics dumping, introduce
705 sanity check that all instructions have pipeline reservations. Handle
707 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
708 Handle ColdFire V4 core.
709 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
710 New static functions.
711 (m68k_sched_address_bypass_p): New bypass predicate.
712 (sched_get_indexed_address_scale): New static function.
713 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
715 * cf.md: Update comments.
716 (define_attr type2): Remove. Use 'type' attribute instead.
718 (cf_ib): Rename to cfv123_ib. Update all uses.
719 (cf_oep): Rename to cfv123_oep. Update all uses.
720 (cf_chr): Rename to cfv123_chr. Update all uses.
721 (cf_mem): Rename to cfv123_mem. Update all uses.
722 (cf_mac): Move to more appropriate place.
723 (cfv123_guess): New automaton and cpu_unit.
724 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
725 Update uses of 'size' attribute. Handle before reload scheduling.
726 (cfv123_guess): New dummy reservation for unhandled instructions.
727 (cfv4_*): Pipeline description of ColdFire V4 core.
728 (ignore): New reservation to handle 'ignore' type.
730 2008-05-07 Ian Lance Taylor <iant@google.com>
733 * gimplify.c (find_single_pointer_decl_1): Don't look through
735 (find_single_pointer_decl): Adjust comments.
737 2008-05-07 Jakub Jelinek <jakub@redhat.com>
740 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
741 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
744 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
745 integral type rather than floating point, then VIEW_CONVERT_EXPR
746 to the floating point type.
748 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
751 TFmode op0 to register.
753 2008-05-07 Alan Modra <amodra@bigpond.net.au>
755 * c-decl.c (grokdeclarator): Comment typo.
757 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
759 * tree-flow.h: Remove prototype for computed_goto_p.
760 * tree-cfg.c (computed_goto_p): Make static.
762 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
765 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
766 (contains_aligned_value_p): This. Handle _Decimal128.
767 (ix86_function_arg_boundary): Only align _Decimal128 to its
768 natural boundary and handle it properly.
770 2008-05-06 Martin Jambor <mjambor@suse.cz>
772 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
773 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
774 (ipcp_method_set_orig_node): Removed.
775 (ipcp_cval_get_cvalue_type): Removed.
776 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
777 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
778 (ipcp_cval_set_cvalue_type): Removed.
779 (ipcp_cval_get_cvalue): Removed.
780 (ipcp_cval_set_cvalue): Removed.
781 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
782 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
783 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
784 (ipcp_cval_meet): Renamed to ipa_lattice_meet
785 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
786 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
787 (ipcp_get_ith_lattice): Changed parameters.
788 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
789 (ipcp_lattice_from_jfunc): Changed parameters.
790 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
791 (ipcp_method_cval_print): Added temporary variable info.
792 (ipcp_redirect): Removed already unused local variable caller.
793 (ipcp_redirect): New temporary variable orig_callee_info
794 (ipcp_redirect): Removed newly unused local variable callee.
795 (ipcp_redirect): Removed (a bit confusing) local variable type.
796 (ipcp_insert_stage): Added local variable info.
797 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
799 (ipcp_formal_create): Removed.
800 (ipcp_method_cval_set): Removed.
801 (ipcp_propagate_stage): Renamed lattice variables.
802 (ipcp_method_cval_set_cvalue_type): Removed.
803 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
804 (ipcp_print_all_lattices): Changed printed strings to refer to
805 lattices rather than cvals.
806 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
807 (ipcp_propagate_const): Changed formal parameters.
808 (build_const_val): Changed formal parameters.
809 (ipcp_insert_stage): Removed useless variable cvalue
810 (build_const_val): Changed formal parameters.
811 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
812 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
813 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
814 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
815 (ipcp_print_func_profile_counts): Changed string from "method" to
817 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
818 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
819 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
820 (ipcp_structures_print): Renamed to ipcp_print_all_structures
821 (ipcp_profile_print): Renamed to ipcp_print_profile_data
822 (ipcp_lat_is_const): Changed parameters and made inline.
823 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
824 (ipcp_redirect): Renamed to ipcp_need_redirect_p
825 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
826 the predicate condition directly
827 (ipcp_propagate_stage): Added local variable args. Removed local
828 variable callee. (Both are mere code simplifications.)
829 (ipcp_method_dont_insert_const): Renamed to
830 ipcp_node_not_modifiable_p.
831 (ipcp_node_not_modifiable_p): Made inline.
832 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
833 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
834 (ipcp_print_all_lattices): Removed variable cvalue
835 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
838 2008-05-06 Olivier Hainque <hainque@adacore.com>
840 * tree-sra.c (try_instantiate_multiple_fields): Early return
841 if field has POINTER_TYPE.
843 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
845 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
846 by using 'q' specifier for instruction.
847 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
849 2008-05-06 Anatoly Sokolov <aesok@post.ru>
851 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
852 Change mode of zero_extract from QImode to HImode.
853 (sign bit tests peepholes): (Ditto.).
855 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
857 * config/i386/mmx.md: Remove double backslashes from asm templates.
858 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
859 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
860 to handle nonimmediate operands.
861 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
862 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
863 to handle nonimmediate operands.
864 (*mmx_<code>v2sf3_finite): New insn pattern.
865 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
866 (mmx_<code>v2sf3): New expander. Use
867 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
868 (mmx_<plusminus_insn><mode>3): New expander. Use
869 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
870 (*mmx_<plusminus_insn><mode>3): New insn pattern.
871 (mmx_add<mode>3): Removed.
872 (mmx_ssadd<mode>3): Ditto.
873 (mmx_usadd<mode>3): Ditto.
874 (mmx_sub<mode>3): Ditto.
875 (mmx_sssub<mode>3): Ditto.
876 (mmx_ussub<mode>3): Ditto.
877 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
878 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
879 to handle nonimmediate operands.
880 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
882 (mmx_smulv4hi3_highpart): New expander. Use
883 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
884 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
886 (mmx_umulv4hi3_highpart): New expander. Use
887 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
888 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
889 (mmx_<code>v4hi3): New expander. Use
890 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
891 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
892 (mmx_<code>v8qi3): New expander. Use
893 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
894 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
895 (mmx_<code><mode>3): New expander. Use
896 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
898 2008-05-05 Jan Hubicka <jh@suse.cz>
900 PR tree-optimization/36118
901 * passes.c (pass_init_dump_file): Fix dump header.
903 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
907 VCE for function decls.
909 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
911 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
913 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
915 * config/i386/i386.md (sat_plusminus): New.
916 (plusminus_insn): Likewise.
917 (plusminus_mnemonic): Likewise.
919 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
920 (*<addsub><mode>3_cc_overflow): Renamed to ...
921 (*<plusminus_insn><mode>3_cc_overflow): This.
922 (*<addsub>si3_zext_cc_overflow): Renamed to ...
923 (*<plusminus_insn>si3_zext_cc_overflow): This.
925 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
926 (<plusminus_insn><mode>3): This.
927 (*<addsub><mode>3): Renamed to ...
928 (*<plusminus_insn><mode>3): This.
929 (<sse>_vm<addsub><mode>3): Renamed to ...
930 (<sse>_vm<plusminus_insn><mode>3): This.
931 (sse3_h<addsub>v4sf3): Renamed to ...
932 (sse3_h<plusminus_insn>v4sf3): This.
933 (sse3_h<addsub>v2df3): Renamed to ...
934 (sse3_h<plusminus_insn>v2df3): This.
935 (<plusminus_insn><mode>3): New.
936 (*<plusminus_insn><mode>3): Likewise.
937 (sse2_<plusminus_insn><mode>3): Likewise.
938 (add<mode>): Removed.
939 (*add<mode>3): Likewise.
940 (sse2_ssadd<mode>3): Likewise.
941 (sse2_usadd<mode>3): Likewise.
942 (sub<mode>3): Likewise.
943 (*sub<mode>3): Likewise.
944 (sse2_sssub<mode>3): Likewise.
945 (sse2_ussub<mode>3): Likewise.
947 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
949 * gthr-single.h: Add in required interface elements as per gthr.h.
950 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
951 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
952 Generalize UNUSED macro.
953 (__gthread_once): Add.
954 (__gthread_key_create): Add.
955 (__gthread_key_delete): Add.
956 (__gthread_getspecific): Add.
957 (__gthread_setspecific): Add.
959 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
961 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
962 the same size types for the indirect reference on the rhs, then
965 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
967 * config/i386/i386.md
968 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
969 one insn template instead of template series.
970 (*xordi_1_rex64): Ditto.
971 (*xordi_2_rex64): Ditto.
973 2008-05-05 Ira Rosen <irar@il.ibm.com>
975 PR tree-optimization/36119
976 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
979 2008-06-04 Jan Hubicka <jh@suse.cz>
981 tree-optimization/36100
982 * tree-pass.h (pass_O0_always_inline): Declare.
983 * ipa-inline.c (inline_transform): Remove dead code.
984 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
985 pass_O0_always_inline): New.
986 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
988 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
990 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
991 mnemonic in this_param move for TARGET_64BIT.
993 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
995 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
996 (*strmovsi_rex_1): Ditto.
997 (*strsetsi_1): Ditto.
998 (*strsetsi_rex_1): Ditto.
1000 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1001 adddicc expanders using SWI mode iterator.
1003 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1006 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1009 2008-05-04 David S. Miller <davem@davemloft.net>
1011 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1012 (sparc*-*-linux*): Use linux.h in tm_file.
1013 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1014 compiler defaulting to 32-bit.
1015 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1017 * config/sparc/linux.h: Remove definitions now obtained
1018 properly from linux.h
1019 * config/sparc/linux64.h: Likewise.
1020 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1021 don't want this setting for 32-bit builds in a biarch compiler.
1022 * doc/install.texi: Add sparc-linux to list of targets
1023 supporting --enable-targets=all.
1025 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1027 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1029 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1031 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1032 after V4SI_FTYPE_V8HI.
1033 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1034 case V4SI_FTYPE_V2DF.
1036 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1038 * doc/invoke.texi (max-flow-memory-locations): Removed.
1039 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1041 2008-05-03 Richard Guenther <rguenther@suse.de>
1044 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1046 2008-05-02 David S. Miller <davem@davemloft.net>
1048 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1050 2008-05-02 Simon Baldwin <simonb@google.com>
1053 * c-common.h (warn_array_subscript_range): Removed.
1054 * c-common.c (warn_array_subscript_range): Ditto.
1055 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1056 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1058 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1060 * config/i386/i386.c (ix86_special_builtin_type): New.
1061 (bdesc_special_args): Likewise.
1062 (ix86_expand_special_args_builtin): Likewise.
1063 (ix86_init_mmx_sse_builtins): Updated.
1064 (ix86_expand_builtin): Updated.
1065 (ix86_expand_store_builtin): Removed.
1066 (ix86_expand_unop_builtin): Likewise.
1068 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1069 * config/i386/mmintrin.h (__v2sf): Here.
1071 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1073 (_mm_loadl_pi): Likewise.
1074 (_mm_storeh_pi): Replace __v2si with __v2sf.
1075 (_mm_storel_pi): Likewise.
1077 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1078 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1079 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1080 __builtin_ia32_loadlpd.
1082 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1084 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1085 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1086 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1087 (ix86_init_mmx_sse_builtins): Updated.
1088 (ix86_expand_args_builtin): Likewise.
1089 (ix86_expand_builtin): Likewise.
1090 (ix86_expand_unop1_builtin): Renamed to ...
1091 (ix86_expand_unop_vec_merge_builtin): This.
1093 2008-05-01 Jan Hubicka <jh@suse.cz>
1096 * ipa-inline.c (inline_generate_summary): Make static.
1097 (inline_transform): Do not call inlining at -O0; make static.
1098 * passes.c (execute_todo): Add sanity check.
1099 (execute_one_ipa_transform_pass): Execute proper flags.
1101 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1103 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1104 (DECL_NONADDRESSABLE_P): Likewise.
1105 * alias.c (record_component_aliases): Fix comment.
1107 2008-05-01 Simon Baldwin <simonb@google.com>
1109 * c-common.h (warn_array_subscript_range): New function.
1110 * c-common.c (warn_array_subscript_range): Ditto.
1111 * tree-vrp.c (check_array_ref): Corrected code to agree with
1112 comment, ignoring only arrays of size 0 or size 1.
1113 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1115 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1117 * config/i386/i386.c (ix86_builtin_type): Replace
1118 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1119 (bdesc_args): Updated.
1120 (ix86_init_mmx_sse_builtins): Likewise.
1121 (ix86_expand_args_builtin): Likewise.
1123 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1126 * doc/extend.texi: Correct __builtin_ia32_palignr.
1128 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1131 * config/i386/i386.c (bdesc_crc32): Removed.
1132 (ix86_expand_crc32): Likewise.
1133 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1134 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1135 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1136 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1137 UINT_FTYPE_UINT_UCHAR.
1138 (bdesc_args): Updated. Add crc32 builtins.
1139 (ix86_init_mmx_sse_builtins): Updated.
1140 (ix86_expand_args_builtin): Updated to support subreg.
1142 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1144 2008-05-01 Jan Hubicka <jh@suse.cz>
1146 * tree-pass.h (opt_pass): Add IPA_PASS.
1147 (varpool_node, cgraph_node): Forward declare.
1148 (ipa_opt_pass): Define.
1149 (pass_ipa_inline): Turn into ipa_opt_pass.
1150 (pass_apply_inline): Remove.
1151 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1152 (apply_inline): Turn into ....
1153 (inline_transform): ... this one.
1154 (inline_generate_summary): New function.
1155 (pass_apply_inline): Remove.
1156 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1158 (struct function): Add ipa_transforms_to_apply.
1159 * passes.c (register_one_dump_file): Work on IPA_PASS.
1160 (init_optimization_passes): Remove pass_inline_parameters and
1162 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1163 (execute_one_pass) ... here; apply transforms when possible.
1164 (add_ipa_transform_pass, execute_ipa_summary_asses,
1165 execute_one_ipa_transform_pass): New.
1166 (execute_ipa_pass_list): Update for IPA_PASS type.
1168 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1170 * config/i386/i386.c (ix86_builtin_type): Add
1171 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1172 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1173 (bdesc_args): Add SSE4a builtins.
1174 (ix86_init_mmx_sse_builtins): Updated.
1175 (ix86_expand_args_builtin): Likewise.
1176 (ix86_expand_builtin): Likewise.
1178 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1180 * config/i386/i386.c (ix86_builtin_type): Add
1181 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1182 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1183 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1184 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1185 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1186 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1187 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1188 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1189 and DI_FTYPE_DI_DI_INT.
1190 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1191 (ix86_init_mmx_sse_builtins): Updated.
1192 (ix86_expand_args_builtin): Likewise.
1193 (ix86_expand_builtin): Likewise.
1194 (ix86_expand_binop_imm_builtin): Removed.
1196 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1198 2008-04-30 Richard Guenther <rguenther@suse.de>
1200 PR tree-optimization/32921
1201 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1203 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1205 * config/arm/arm.c (arm_unwind_emit): Use
1206 crtl->all_throwers_are_sibcalls instead of
1207 cfun->all_throwers_are_sibcalls.
1208 (arm_output_fn_unwind): Likewise.
1209 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1210 instead of cfun->uses_pic_offset_table.
1211 (frv_expand_prologue): Likewise.
1212 (frv_frame_pointer_required): Likewise.
1213 (frv_expand_fdpic_call): Likewise.
1214 (frv_emit_movsi): Likewise.
1215 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1216 cfun->returns_pcc_struct instead of
1217 current_function_returns_pcc_struct.
1218 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1219 instead of cfun->calls_eh_return.
1220 (m32c_pushm_popm): Likewise.
1221 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1222 "extern" declaration.
1224 2008-04-30 Richard Guenther <rguenther@suse.de>
1226 PR tree-optimization/21636
1227 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1229 (evaluate_stmt): Print the likely value.
1230 (ccp_visit_stmt): Avoid excessive vertical spacing.
1232 2008-04-30 Rafael Espindola <espindola@google.com>
1234 * builtins.c (fold_call_expr): Return realret.
1235 * tree-ssa-threadedge.c
1236 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1237 __builtin_object_size.
1239 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1241 * gcc.c (wrapper_string): New variable.
1242 (insert_wrapper): New function.
1243 (execute): New option -wrapper.
1244 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1246 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1248 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1249 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1250 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1252 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1253 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1254 config/rs6000/e500crtres64gprctr.asm,
1255 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1256 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1257 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1258 config/rs6000/e500crtsav64gprctr.asm,
1259 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1260 config/rs6000/e500crtsavg64gprctr.asm: New files.
1261 * config/rs6000/t-ppccomm: Add build rules for new files.
1262 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1263 * config/rs6000/t-netbsd: Add build rules for new files.
1264 (LIB2FUNCS_STATIC_EXTRA): New variable.
1265 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1266 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1267 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1269 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1271 * config/i386/i386.c (ix86_builtin_type): Add
1272 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1273 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1274 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1275 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1276 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1277 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1278 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1279 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1280 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1281 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1282 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1283 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1284 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1285 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1286 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1287 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1288 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1289 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1290 V1DI_FTYPE_V2SI_V2SI.
1291 (bdesc_2arg): Moved to ...
1293 (ix86_init_mmx_sse_builtins): Updated.
1294 (ix86_expand_args_builtin): Updated. Take a pointer
1295 to const struct builtin_description. Handle comparison
1297 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1298 (ix86_expand_builtin): Updated.
1300 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1301 (ssse3_pmaddubsw128): This.
1302 (ssse3_pmaddubswv4hi3): Renamed to ...
1303 (ssse3_pmaddubsw): This.
1305 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1306 (__builtin_ia32_packssdw128): Likewise.
1307 (__builtin_ia32_packuswb128): Likewise.
1308 (__builtin_ia32_pmaddubsw): Likewise.
1309 (__builtin_ia32_pmaddubsw128): Likewise.
1311 2008-04-30 Richard Guenther <rguenther@suse.de>
1313 PR tree-optimization/14847
1314 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1315 (recognize_bits_test): Use it.
1316 (recognize_single_bit_test): Likewise.
1318 2008-04-30 Martin Jambor <mjambor@suse.cz>
1320 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1321 instead of setting number of formal parameters to zero.
1322 (ipcp_init_stage): Do not set the number of actual parameters to zero
1324 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1325 which are called with variable number of arguments.
1326 (ipcp_insert_stage): Explicitely skipping all nodes which are
1327 called with variable number of arguments.
1328 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1329 number of parameters.
1331 * ipa-prop.h (struct ipa_node_params): Added flag
1332 called_with_var_arguments
1333 (ipa_set_param_count): Added. Changed sole setter to use it.
1334 (ipa_get_param_count): Added. All readers of param_count
1335 converted to use it instead.
1336 (ipa_set_called_with_variable_arg): Added.
1337 (ipa_is_called_with_var_arguments): Added.
1338 (ipa_get_ith_param): Added. All readers of param_decls converted
1340 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1342 (ipa_get_cs_argument_count): Added, all readers of argument_count
1344 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1347 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1348 (struct ipcp_lattice): Renamed cval_type to type
1349 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1351 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1352 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1353 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1354 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1355 (build_const_val): Changed the type of parameter cvalue to tree
1356 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1357 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1359 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1362 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1363 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1364 (ipa_add_method): Renamed to ipa_push_func_to_list
1365 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1366 (ipa_callsite_param_count): Removed.
1367 (ipa_callsite_param_count_set): Removed.
1368 (ipa_callsite_param): Removed.
1369 (ipa_callsite_callee): Removed.
1370 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1371 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1372 (ipa_method_formal_count): Removed.
1373 (ipa_method_formal_count_set): Removed.
1374 (ipa_method_get_tree): Removed.
1375 (ipa_method_tree_map_create): Removed.
1376 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1377 (ipa_create_param_decls_array): Creates the array itself
1378 (ipa_create_param_decls_array): Temporary variable info instead of
1380 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1381 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1382 (get_type): Removed.
1383 (ipa_jf_get_info_type): Removed.
1384 (ipa_node_create): Renamed to ipa_create_node_params
1385 (ipa_free): Renamed to ipa_free_all_node_params
1386 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1387 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1388 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1389 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1390 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1391 ipa_free_all_edge_args
1392 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1393 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1394 (ipa_create_methodlist_node): Removed.
1395 (ipa_methodlist_method): Removed.
1396 (ipa_methodlist_method_set): Removed.
1397 (ipa_methodlist_next_method): Removed.
1398 (ipa_methodlist_next_method_set): Removed.
1399 (ipa_method_is_modified): Removed.
1400 (ipa_method_modify_create): Removed.
1401 (ipa_method_modify_init): Temporary variable info instead of a few
1403 (ipa_detect_param_modifications): Temporary variable info instead of
1405 (ipa_compute_jump_functions): Temporary variable info instead of
1407 (ipa_method_modify_set): Removed.
1408 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1409 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1410 than craph_node as the first parameter.
1411 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1412 (ipa_method_modify_init): Removed.
1413 (ipa_compute_jump_functions): Added a temp variable instead of
1414 repeatadly dereferencing the cgraph_edge.aux pointer
1415 (ipa_callsite_param_set_type): Removed.
1416 (ipa_compute_jump_functions): i renamed to index and moved to
1418 (ipa_callsite_param_set_info_type_formal): Removed.
1419 (ipa_callsite_param_set_info_type): Removed.
1420 (ipa_callsite_param_map_create): Removed.
1421 (ipa_callsite_tree): Removed.
1422 (ipa_callsite_caller): Removed.
1423 (ipa_pop_func_from_list): return_method removed to return_func
1425 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1426 prefixed all values with IPA_. Changed all users.
1427 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1428 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1429 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1430 (union parameter_info): Renamed to jump_func_value.
1431 (union jump_func_value): Renamed value to constant
1432 (struct ipa_jump_func): Renamed info_type to value
1433 (struct ipa_node): Renamed to ipa_node_params
1434 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1435 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1436 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1437 (struct ipa_edge): Renamed to ipa_edge_args
1438 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1439 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1440 (struct ipa_methodlist): Renamed to ipa_func_list
1441 (struct ipa_func_list): method_p renamed to node, next_method
1443 (ipa_methodlist_p): Removed, switched all users to struct pointer
1444 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1446 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1448 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1449 (rs6000_emit_epilogue): Use backchain to restore only when we
1450 have a large frame. Make use of frame pointer to restore if we
1451 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1453 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1455 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1456 Add mode to zero_extract.
1457 (sign bit tests peepholes): (Ditto.).
1459 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1461 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1462 Instructions in comments with SSE3.
1463 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1464 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1465 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1466 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1467 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1468 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1469 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1470 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1471 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1472 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1473 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1474 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1475 (bdesc_sse_args): Renamed to ...
1476 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1477 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1478 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1480 (bdesc_1arg): Moved to ...
1482 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1483 Instructions in comments with SSE3.
1484 (ix86_expand_sse_operands_builtin): Renamed to ...
1485 (ix86_expand_args_builtin): This. Updated.
1486 (ix86_expand_unop1_builtin): Update comments.
1487 (ix86_expand_builtin): Updated.
1489 2008-04-29 Richard Guenther <rguenther@suse.de>
1491 PR tree-optimization/36078
1492 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1493 Update virtual SSA form after cleaning up the CFG.
1495 2008-04-29 Richard Guenther <rguenther@suse.de>
1498 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1500 2008-04-29 Richard Guenther <rguenther@suse.de>
1502 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1503 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1504 (compute_flow_insensitive_aliasing): Do not treat
1505 PTR_IS_REF_ALL pointers special.
1506 (get_smt_for): Likewise.
1507 (may_alias_p): Re-structure.
1508 (is_escape_site): A ref-all pointer conversion is not an escape site.
1509 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1510 PTR_IS_REF_ALL pointers special.
1511 * tree-ssa-structalias.h (struct alias_info): Remove
1512 ref_all_symbol_mem_tag field.
1513 (PTR_IS_REF_ALL): Remove.
1515 2008-04-29 Richard Guenther <rguenther@suse.de>
1518 * fold-const.c (extract_muldiv_1): In combining division constants
1519 make sure to never overflow.
1521 2008-04-29 Nick Clifton <nickc@redhat.com>
1523 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1525 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1528 * optc-gen.awk: Work around HP-UX/IA awk bug.
1530 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1532 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1535 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1538 * config/i386/i386.md
1539 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1540 Change operand 1 predicate to nonimmediate_operand.
1542 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1545 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1547 * gengtype.c (walk_type, write_func_for_structure): Handle
1549 * doc/gty.texi: Document chain_circular.
1551 2008-04-28 Richard Guenther <rguenther@suse.de>
1553 PR tree-optimization/36066
1554 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1557 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1560 * config/i386/i386.md
1561 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1562 Use match_scratch instead of match_operand for operands 3 and 4.
1564 2008-04-27 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/18754
1567 PR tree-optimization/34223
1568 * tree-pass.h (pass_complete_unrolli): Declare.
1569 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1570 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1571 Rewrite loop into loop closed SSA form if it is not already.
1572 (tree_unroll_loops_completely): Re-structure to iterate over
1573 innermost loops with intermediate CFG cleanups.
1574 Unroll outermost loops only if requested or the code does not grow
1576 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1577 loops are available.
1578 (tree_vectorize): Instead do so here.
1579 (tree_complete_unroll): Also unroll outermost loops.
1580 (tree_complete_unroll_inner): New function.
1581 (gate_tree_complete_unroll_inner): Likewise.
1582 (pass_complete_unrolli): New pass.
1583 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1584 uses outside of the loop.
1585 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1586 form if it is available.
1587 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1588 * passes.c (init_optimization_passes): Schedule complete inner
1589 loop unrolling pass before the first CCP pass after final inlining.
1591 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1593 * targhooks.h (default_emutls_var_fields,
1594 default_emutls_var_init): Declare.
1595 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1596 * target.h (struct gcc_target): Add struct emutls member.
1597 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1598 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1599 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1600 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1601 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1602 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1603 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1604 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1605 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1606 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1607 emit debug information.
1608 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1609 * varasm.c: Include targhooks.h.
1610 (emutls_object_section, emutls_tmpl_section): New.
1611 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1612 (EMUTLS_SEPARATOR): New.
1614 (get_emutls_object_name): New.
1615 (default_emutls_var_fields): New, broken out of ...
1616 (get_emutls_object_type): ... here. Adjust to use target hooks.
1617 (get_emutls_init_templ_addr): Adjust to use target hooks.
1618 (emutls_decl): Adjust to use target hooks.
1619 (emutls_finish): Likewise.
1620 (default_emutls_var_init): New, broken out of ...
1621 (assemble_variable): ... here. Adjust to use target hooks.
1622 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1624 * c-common.c (handle_section_attribute): Prevent overriding
1625 sections for emulated tls with special sections.
1626 * config/i386/i386.c (x86_64_elf_select_section): Add
1627 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1628 (x86_64_elf_unique_section): Likewise.
1629 * config/vxworks.c: Include tree.h.
1630 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1631 (vxworks_override_options): Set TLS scheme.
1632 * doc/tm.texi (Emulated TLS): New node.
1634 2008-04-26 Simon Baldwin <simonb@google.com>
1637 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1638 with propagated string constants.
1640 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1642 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1643 constraint for operand 2 when operand 0 is memory operand.
1644 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1645 operand 0 is memory operand.
1646 (fix_trunc<mode>_i387_with_temp): Ditto.
1647 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1648 operand 2 when operand 1 is memory operand.
1649 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1650 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1651 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1652 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1653 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1654 operands 2,3 and 4 when operand 1 is memory operand.
1655 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1657 (fistdi2_floor_with_temp): Ditto.
1658 (fist<mode>2_floor_with_temp): Ditto.
1659 (fistdi2_ceil_with_temp): Ditto.
1660 (fist<mode>2_ceil_with_temp): Ditto.
1661 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1663 2008-04-26 David Daney <ddaney@avtrex.com>
1665 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1667 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1668 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1669 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1670 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1671 (compare_and_swap_12): New insn.
1672 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1673 * config/mips/mips.c (mips_force_binary): New function.
1674 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1675 (mips_expand_compare_and_swap_12): New function.
1676 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1678 2008-04-25 Jan Hubicka <jh@suse.cz>
1681 * cfgexpand.c (pass_expand): Turn into RTL pass.
1682 * passes.c (execute_one_pass): Do pass typechecking after execution.
1683 * tree-pass.h (pass_expand): Turn into RTL pass.
1685 * function.h (struct rtl_data): Move here fields
1686 accesses_prior_frames, calls_eh_return, saves_all_registers,
1687 has_nonlocal_goto, has_asm_statement, is_thunk,
1688 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1689 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1690 arg_pointer_save_area_init from struct function; turn into bool.
1691 (struct function): Move
1692 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1693 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1694 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1695 tail_call_emit, arg_pointer_save_area_init
1696 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1697 (current_function_returns_struct, current_function_returns_pcc_struct,
1698 current_function_calls_setjmp, current_function_calls_alloca,
1699 current_function_accesses_prior_frames,
1700 current_function_calls_eh_return, current_function_is_thunk,
1701 current_function_stdarg, current_function_profile,
1702 current_function_limit_stack, current_function_uses_pic_offset_table,
1703 current_function_uses_const_pool, current_function_has_nonlocal_label,
1704 current_function_saves_all_registers,
1705 current_function_has_nonlocal_goto,
1706 current_function_has_asm_statement): Remove accesor macros.
1707 * ra-conflict.c (global_conflicts): Update.
1708 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1709 (suitable_for_tail_call_opt_p): Update.
1710 * builtins.c (expand_builtin_return_addr): Update.
1711 (expand_builtin_setjmp_setup): Update.
1712 (expand_builtin_nonlocal_goto): Update.
1713 * final.c (final_start_function): Update.
1714 (profile_function): Update.
1715 (leaf_function_p): Update.
1716 (only_leaf_regs_used): Update.
1717 * df-scan.c (df_get_exit_block_use_set): Update.
1718 * dojump.c (clear_pending_stack_adjust): Update.
1719 * tree-stdarg.c (gate_optimize_stdarg): Update.
1720 * gimple-low.c (lower_function_body): Update.
1721 * global.c (compute_regsets): Update.
1722 (global_alloc): Update.
1723 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1724 * expr.c (expand_assignment): Update.
1725 * dse.c (dse_step0): Update.
1726 (dse_step1): Update.
1727 * c-decl.c (store_parm_decls): Update.
1728 * local-alloc.c (combine_regs): Update.
1729 (find_free_reg): Update.
1730 * function.c (assign_parms_augmented_arg_list): Update.
1731 (assign_parm_find_data_types): Update.
1732 (assign_parms): Update.
1733 (allocate_struct_function): Update.
1734 (expand_function_start): Update.
1735 (expand_function_end): Update.
1736 (get_arg_pointer_save_area): Update.
1737 (thread_prologue_and_epilogue_insns): Update.
1738 (rest_of_match_asm_constraints): Update.
1739 * stor-layout.c (variable_size): Update.
1740 * gcse.c (gcse_main): Update.
1741 (bypass_jumps): Update.
1742 * gimplify.c (gimplify_function_tree): Update.
1743 * calls.c (emit_call_1): Update.
1744 (expand_call): Update.
1745 * bt-load.c (compute_defs_uses_and_gen): Update.
1746 * except.c (sjlj_assign_call_site_values): Update.
1747 (sjlj_emit_function_enter): Update.
1748 (can_throw_external): Update.
1749 (set_nothrow_function_flags): Update.
1750 (expand_builtin_unwind_init): Update.
1751 (expand_eh_return): Update.
1752 (convert_to_eh_region_ranges): Update.
1753 (output_function_exception_table): Update.
1754 * emit-rtl.c (gen_tmp_stack_mem): Update.
1755 * cfgexpand.c (expand_used_vars): Update.
1756 (tree_expand_cfg): Update.
1757 * cfgcleanup.c (rest_of_handle_jump): Update.
1758 * explow.c (allocate_dynamic_stack_space): Update.
1759 * varasm.c (assemble_start_function): Update.
1760 (force_const_mem): Update.
1761 (mark_constant_pool): Update.
1762 * tree-optimize.c (tree_rest_of_compilation): Update.
1763 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1764 * tree-cfg.c (notice_special_calls): Update.
1765 (is_ctrl_altering_stmt): Update.
1766 (tree_can_make_abnormal_goto): Update.
1767 (tree_purge_dead_abnormal_call_edges): Update.
1768 * config/alpha/predicates.md: Update.
1769 * config/alpha/alpha.c (alpha_sa_mask): Update.
1770 (alpha_sa_size): Update.
1771 (alpha_does_function_need_gp): Update.
1772 (alpha_expand_prologue): Update.
1773 (alpha_start_function): Update.
1774 (alpha_output_function_end_prologue): Update.
1775 (alpha_expand_epilogue): Update.
1776 * config/frv/frv.c (frv_stack_info): Update.
1777 (frv_expand_epilogue): Update.
1778 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1779 (s390_register_info): Update.
1780 (s390_frame_info): Update.
1781 (s390_init_frame_layout): Update.
1782 (s390_can_eliminate): Update.
1783 (save_gprs): Update.
1784 * config/spu/spu.c (spu_split_immediate): Update.
1785 (need_to_save_reg): Update.
1786 (spu_expand_prologue): Update.
1787 (spu_expand_epilogue): Update.
1788 * config/sparc/sparc.md: Update.
1789 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1790 (sparc_tls_got): Update.
1791 (legitimize_pic_address): Update.
1792 (sparc_emit_call_insn): Update.
1793 (sparc_expand_prologue): Update.
1794 (output_return): Update.
1795 (print_operand): Update.
1796 (sparc_function_ok_for_sibcall): Update.
1797 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1798 * config/m32r/m32r.md: Update.
1799 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1800 (m32r_compute_frame_size): Update.
1801 (m32r_expand_prologue): Update.
1802 (m32r_expand_epilogue): Update.
1803 (m32r_legitimize_pic_address): Update.
1804 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1805 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1806 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1808 (ix86_save_reg): Update.
1809 (ix86_compute_frame_layout): Update.
1810 (ix86_expand_prologue): Update.
1811 (ix86_expand_epilogue): Update.
1812 * config/sh/sh.c (output_stack_adjust): Update.
1813 (calc_live_regs): Update.
1814 (sh5_schedule_saves): Update.
1815 (sh_expand_prologue): Update.
1816 (sh_expand_epilogue): Update.
1817 (sh_setup_incoming_varargs): Update.
1818 (sh_allocate_initial_value): Update.
1819 (sh_get_pr_initial_val): Update.
1820 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1821 * config/sh/sh.md (label:): Update.
1822 * config/avr/avr.c (out_movhi_mr_r): Update.
1823 * config/crx/crx.h (enum): Update.
1824 * config/xtensa/xtensa.h (along): Update.
1825 * config/stormy16/stormy16.c Update.
1826 (xstormy16_compute_stack_layout): Update.
1827 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1828 (fr30_expand_prologue): Update.
1829 * config/cris/cris.c (cris_conditional_register_usage): Update.
1830 (cris_reg_saved_in_regsave_area): Update.
1831 (cris_initial_frame_pointer_offset): Update.
1832 (cris_simple_epilogue): Update.
1833 (cris_expand_prologue): Update.
1834 (cris_expand_epilogue): Update.
1835 (cris_expand_pic_call_address): Update.
1836 (cris_asm_output_symbol_ref): Update.
1837 (cris_asm_output_label_ref): Update.
1838 * config/cris/cris.md Update.
1839 * config/iq2000/iq2000.c (compute_frame_size): Update.
1840 (iq2000_expand_epilogue): Update.
1841 * config/mt/mt.h (save_direction): Update.
1842 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1843 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1844 (ia64_secondary_reload_class): Update.
1845 * config/m68k/m68k.c (m68k_save_reg): Update.
1846 (m68k_expand_prologue): Update.
1847 (m68k_expand_epilogue): Update.
1848 (legitimize_pic_address): Update.
1849 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1850 (first_reg_to_save): Update.
1851 (first_altivec_reg_to_save): Update.
1852 (compute_vrsave_mask): Update.
1853 (compute_save_world_info): Update.
1854 (rs6000_stack_info): Update.
1855 (spe_func_has_64bit_regs_p): Update.
1856 (rs6000_ra_ever_killed): Update.
1857 (rs6000_emit_eh_reg_restore): Update.
1858 (rs6000_emit_allocate_stack): Update.
1859 (rs6000_emit_prologue): Update.
1860 (rs6000_emit_epilogue): Update.
1861 (rs6000_output_function_epilogue): Update.
1862 (output_profile_hook): Update.
1863 (rs6000_elf_declare_function_name): Update.
1864 * config/rs6000/rs6000.h (rs6000_args): Update.
1865 * config/rs6000/rs6000.md: Update.
1866 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1867 * config/arc/arc.c (arc_output_function_epilogue): Update.
1868 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1869 * config/darwin.c (machopic_function_base_name): Update.
1870 * config/score/score3.c (score3_compute_frame_size): Update.
1873 (score3_epilogue): Update.
1874 * config/score/score7.c (score7_compute_frame_size): Update.
1875 (score7_prologue): Update.
1876 (score7_epilogue): Update.
1877 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1878 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1879 * config/arm/arm.c (use_return_insn): Update.
1880 (require_pic_register): Update.
1881 (arm_load_pic_register): Update.
1882 (arm_compute_save_reg0_reg12_mask): Update.
1883 (arm_compute_save_reg_mask): Update.
1884 (thumb1_compute_save_reg_mask): Update.
1885 (output_return_instruction): Update.
1886 (arm_output_function_prologue): Update.
1887 (arm_output_epilogue): Update.
1888 (arm_get_frame_offsets): Update.
1889 (arm_expand_prologue): Update.
1890 (thumb_pushpop): Update.
1891 (thumb_exit): Update.
1892 (thumb1_expand_prologue): Update.
1893 (thumb1_expand_epilogue): Update.
1894 (arm_unwind_emit): Update.
1895 (arm_output_fn_unwind): Update.
1896 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1897 * config/arm/arm.md: Update.
1898 * config/pa/pa.md: Update.
1899 * config/pa/pa.c (legitimize_pic_address): Update.
1900 (compute_frame_size): Update.
1901 (hppa_expand_prologue): Update.
1902 (hppa_expand_epilogue): Update.
1903 (borx_reg_operand): Update.
1904 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1905 (HARD_REGNO_RENAME_OK): Update.
1906 * config/mips/mips.c (mips_global_pointer): Update.
1907 (mips_save_reg_p): Update.
1908 (mips_compute_frame_info): Update.
1909 (mips_frame_pointer_required): Update.
1910 (mips_expand_prologue): Update.
1911 (mips_expand_epilogue): Update.
1912 (mips_can_use_return_insn): Update.
1913 (mips_reorg_process_insns): Update.
1914 * config/v850/v850.c (compute_register_save_size): Update.
1915 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1916 * config/mmix/mmix.c (along): Update.
1917 (mmix_expand_epilogue): Update.
1918 * config/bfin/bfin.c (legitimize_pic_address): Update.
1919 (must_save_p): Update.
1920 (stack_frame_needed_p): Update.
1921 (add_to_reg): Update.
1922 (bfin_expand_prologue): Update.
1923 * stmt.c (expand_asm_operands): Update.
1924 * reload1.c (reload): Update.
1925 (init_elim_table): Update.
1927 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1929 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1931 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1933 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1934 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1935 (mov<mode>): Removed.
1936 (*movv4sf_internal): Likewise.
1937 (*movv2df_internal): Likewise.
1939 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1941 * config.gcc (crx-*-elf): Remove deprecation.
1943 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1945 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1946 __gcc_deregister_frame with atexit.
1947 (deregister_frame_dtor): Remove.
1949 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1950 Nathan Sidwell <nathan@codesourcery.com>
1952 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1954 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1955 (rs6000_isel): Likewise.
1956 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1957 (rs6000_isel): New variable.
1958 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1960 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1963 * c-common.c (handle_vector_size_attribute): Call
1964 lang_hooks.types.reconstruct_complex_type instead of
1965 reconstruct_complex_type.
1966 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1967 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1968 * langhooks.h (struct lang_hooks_for_types): Add
1969 reconstruct_complex_type hook.
1970 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1971 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1973 2008-04-24 Richard Guenther <rguenther@suse.de>
1975 * c-common.h (check_builtin_function_arguments): Declare.
1976 * c-common.c (validate_nargs): New function.
1977 (check_builtin_function_arguments): Likewise.
1978 * c-typeck.c (build_function_call): Call
1979 check_builtin_function_arguments.
1980 * builtins.c (fold_builtin_classify): Remove error reporting code.
1981 (fold_builtin_unordered_cmp): Likewise.
1982 (fold_builtin_1): Likewise.
1983 (fold_builtin_n): Likewise.
1985 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1987 PR tree-optimization/36008
1988 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1989 the original op1, rather than delta by step.
1991 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1992 Sebastian Pop <sebastian.pop@amd.com>
1994 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1995 eliminate_local_variables_stmt, eliminate_local_variables,
1996 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1997 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1998 of code delimited by two edges in the CFG.
1999 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2000 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2001 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2002 the case of parallelisation of reductions.
2003 (expr_invariant_in_region_p): New.
2005 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2006 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2008 2008-04-24 Ira Rosen <irar@il.ibm.com>
2009 Richard Guenther <rguenther@suse.de>
2011 PR tree-optimization/36034
2012 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2013 incapable of dealing with loads with gaps.
2015 2008-04-24 Rafael Espindola <espindola@google.com>
2017 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2018 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2019 vrp_evaluate_conditional.
2020 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2021 (vrp_evaluate_conditional): Split the cond argument.
2022 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2023 (simplify_stmt_for_jump_threading): Update call to
2024 vrp_evaluate_conditional.
2026 2008-04-24 Ira Rosen <irar@il.ibm.com>
2028 PR tree-optimization/35982
2029 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2030 interleaved data-refs are of the same type.
2032 2008-04-24 Danny Smith <dannysmith@users.net>
2034 * c-format.c (check_format_info_main): Use strncmp rather than a
2035 magic prefix to handle multichar length specs.
2036 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2037 Don't prefix "I64" and "I32" with '\0'.
2039 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2042 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2043 in registers for -m32 only if stdarg_p (fntype).
2045 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2047 PR rtl-optimization/36006
2048 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2049 temp to op0 in order to avoid invalid rtx sharing.
2051 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2053 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2054 check TREE_INVARIANT.
2055 * tree-gimple.c (is_gimple_address): New.
2056 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2057 * tree-gimple.h (is_gimple_address): New.
2058 * tree.h (decl_address_invariant_p): New.
2059 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2060 (build_string): Likewise.
2061 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2062 (tree_invariant_p_1): Likewise.
2063 (save_expr): Use it.
2064 (tree_invariant_p): New.
2065 (skip_simple_arithmetic): Use it.
2066 (stabilize_reference_1): Use it.
2067 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2069 (build1_stat): Drop code to compute TREE_INVARIANT.
2070 (build2_stat): Drop code to compute TREE_INVARIANT.
2071 (build3_stat): Drop code to compute TREE_INVARIANT.
2072 (build4_stat): Drop code to compute TREE_INVARIANT.
2073 (build5_stat): Drop code to compute TREE_INVARIANT.
2074 (build7_stat): Drop code to compute TREE_INVARIANT.
2075 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2076 * tree.h (struct tree_base): Remove invariant_flag.
2077 (TREE_INVARIANT): Remove.
2078 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2079 (fold_builtin_expect): Check TREE_CONSTANT.
2080 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2081 * c-tree.h (c_expr_to_decl): Drop third parameter.
2082 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2083 (build_c_cast): Don't set TREE_INVARIANT.
2084 (pop_init_level): Don't set TREE_INVARIANT.
2085 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2086 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2088 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2089 (gimplify_addr_expr): Adjust comment.
2090 * tree-mudflap.c (mf_build_string):
2091 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2092 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2093 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2094 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2095 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2096 * langhooks.h (struct lang_hooks): Drop third parameter from
2099 2008-04-23 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/27799
2102 PR tree-optimization/32921
2103 PR tree-optimization/32624
2104 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2105 SMTs aliases and the tag itself into the solution.
2106 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2107 merge the points-to solution back into the SMT aliases.
2108 (may_alias_p): Use alias_set_subset_of instead of
2109 aliases_conflict_p. A pointer which points to
2110 memory with alias set zero may access any variable.
2112 2008-04-23 Richard Guenther <rguenther@suse.de>
2114 * alias.c (alias_set_subset_of): Correctly handle asking
2115 if zero is a subset of an alias set with zero child.
2116 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2117 (compute_flow_insensitive_aliasing): Correctly walk all
2118 pointers. Do not unnecessarily union sets.
2120 2008-04-23 Richard Guenther <rguenther@suse.de>
2123 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2125 2008-04-22 Tomas Bily <tbily@suse.cz>
2127 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2129 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2131 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2132 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2133 * tree-inline.c (estimate_num_insns_1): Likewise.
2134 * varasm.c (const_hash_1, compare_constant, copy_constant)
2135 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2136 * emit-rtl.c (component_ref_for_mem_expr)
2137 (set_mem_attributes_minus_bitpos): Likewise.
2138 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2139 (is_aligning_offset): Likewise.
2140 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2141 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2142 * dojump.c (do_jump): Likewise.
2143 * builtins.c (get_pointer_alignment, get_memory_rtx)
2144 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2145 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2147 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2149 PR rtl-optimization/36017
2150 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2151 expanding the library call.
2153 2008-04-22 Ian Lance Taylor <iant@google.com>
2155 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2158 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2160 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2161 of LR/CTR moves for Power6.
2163 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2166 * passes.c (init_optimization_passes): Remove
2167 pass_fast_rtl_byte_dce.
2169 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2173 builtin functions to generate faster code.
2174 (_mm_cvtpu16_ps): Ditto.
2175 (_mm_cvtpi32x2_ps): Ditto.
2177 2008-04-22 Nick Clifton <nickc@redhat.com>
2179 * common.opt (ftree-loop-distribution): Add Optimization
2182 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2183 (frv_expand_builtin_va_start): Likewise.
2185 * config/arm/arm.c (thumb_find_work_register): Fix location of
2186 argument register count.
2188 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2190 Support scheduling for ColdFire V1 and V3 microarchitecture.
2191 Improve scheduling of multiplication instructions.
2193 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2194 (mac): New instruction attribute.
2195 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2196 (m68k_sched_mac): New variable.
2197 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2198 Handle cfv1 and cfv3.
2199 (max_insn_size): New static variable.
2200 (struct _sched_ib): New type.
2201 (sched_ib): New static variable.
2202 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2203 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2204 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2206 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2207 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2208 new variables. Update.
2209 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2210 Add modeling of cfv3 instruction buffer. Update.
2211 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2212 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2213 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2214 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2215 a particular reservation applies to.
2216 (type2): Reorganize attribute values. Rename alu to alu_reg,
2217 alu_l to alu, move_l to omove. Join move to alu. Split mul
2219 (cf_ib_*): Simplify description of instruction buffer.
2220 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2221 (cf_mem): Split into cf_mem1 and cf_mem2.
2222 (cf_v2_move_??): Rename to cfv12_alu_??.
2223 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2224 (cf_v2_mul_??): Remove reservations.
2225 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2226 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2227 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2229 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2230 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2231 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2232 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2233 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2234 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2235 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2236 expansions of the above reservations for instructions of sizes
2239 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2241 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2243 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2245 * coverage.c: Include tree-pass.h.
2246 (coverage_counter_alloc): Print da_file_name to the dump file.
2248 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2250 * sbitmap.c (sbitmap_range_empty_p): New function.
2251 * sbitmap.h (sbitmap_range_empty_p): New function.
2252 * bitmap.h: Now includes obstack.h.
2254 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2255 Kenneth Zadeck <zadeck@naturalbridge.com>
2257 * dbgcnt.def (ra_byte_scan): Added.
2258 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2259 when the last hit happens for a counter.
2260 * timevar.def (TV_DF_BYTE_LR): New variable.
2261 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2262 * passes.c (pass_fast_rtl_byte_dce): New pass.
2263 * fwprop.c (update_df): Added mode to call df_ref_create.
2264 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2265 DF_REF_EXTRACT_OFFSET.
2266 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2267 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2269 (df_ref_extract): Added mode field.
2270 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2271 DF_REF_EXTRACT_OFFSET.
2272 (DF_REF_EXTRACT_MODE): New macro.
2273 (df_byte_lr_bb_info): New structure.
2274 (df_print_byte_regset, df_compute_accessed_bytes,
2275 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2276 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2277 df_byte_lr_simulate_uses,
2278 df_byte_lr_simulate_artificial_refs_at_top,
2279 df_byte_lr_simulate_artificial_refs_at_end,
2280 df_compute_accessed_bytes): New function.
2281 (df_ref_create): Add parameter.
2282 (df_byte_lr_get_bb_info): New inline function.
2283 * df-scan.c (df_ref_record, df_uses_record,
2284 df_ref_create_structure): Added mode parameter.
2285 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2286 df_defs_record, df_uses_record, df_get_conditional_uses,
2287 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2288 df_entry_block_defs_collect, df_exit_block_uses_collect):
2289 Added mode parameter to calls to df_ref_record, df_uses_record,
2290 df_ref_create_structure.
2291 (df_ref_equal_p, df_ref_compare): Added test for modes.
2292 (df_ref_create_structure): Added code to set mode. Renamed
2293 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2294 DF_REF_EXTRACT_OFFSET.
2295 * df-core.c (df_print_byte_regset): New function.
2296 * df-byte-scan.c: New file.
2297 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2298 calls to BITMAP_FREE.
2299 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2300 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2301 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2302 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2303 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2304 df_byte_lr_local_compute, df_byte_lr_init,
2305 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2306 df_byte_lr_transfer_function, df_byte_lr_free,
2307 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2308 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2309 df_byte_lr_simulate_uses,
2310 df_byte_lr_simulate_artificial_refs_at_top,
2311 df_byte_lr_simulate_artificial_refs_at_end): New function.
2312 * dce.c (byte_dce_process_block): New function.
2313 (dce_process_block): au is now passed in rather than computed
2314 locally. Changed loops that look at artificial defs to not look
2315 for conditional or partial ones, because there never are any.
2316 (fast_dce): Now is able to drive byte_dce_process_block or
2317 dce_process_block depending on the kind of dce being done.
2318 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2319 (rest_of_handle_fast_byte_dce): New function.
2320 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2321 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2323 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2326 * gcc.h: Added fortran options that take arguments to
2327 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2330 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2332 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2333 scalarization if on the LHS and not a full access.
2335 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2337 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2339 2008-04-18 Rafael Espindola <espindola@google.com>
2341 * tree-vrp.c (find_case_label_index): Fix the binary search.
2342 (find_case_label_range): New.
2343 (vrp_visit_switch_stmt): Use find_case_label_range.
2344 (simplify_switch_using_ranges): Use find_case_label_range.
2346 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2348 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2349 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2351 2008-04-18 Tom Tromey <tromey@redhat.com>
2354 * doc/cpp.texi (Implementation-defined behavior): Mention
2357 2008-04-18 Ian Lance Taylor <iant@google.com>
2359 * fold-const.c (pointer_may_wrap_p): New static function.
2360 (fold_comparison): Add another test for pointer overflow. Use
2361 pointer_may_wrap_p to disable some false positives.
2363 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2365 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2366 (fname_as_string): Match updated cpp_interpret_string prototype.
2367 (fix_string_type): Support char16_t* and char32_t*.
2368 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2369 derivative) nodes. Register as builtin if C++0x.
2370 (c_parse_error): Support CPP_CHAR{16,32}.
2371 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2372 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2373 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2374 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2375 CTI_CHAR32_ARRAY_TYPE>: New elements.
2376 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2377 char32_type_node, signed_char32_type_node, char16_array_type_node,
2378 char32_array_type_node): New defines.
2379 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2380 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2381 (lex_string): Support CPP_STRING{16,32}, match updated
2382 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2383 (lex_charconst): Support CPP_CHAR{16,32}.
2384 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2385 and CPP_STRING{16,32}.
2387 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2390 * aclocal.m4: Regenerate.
2391 * configure: Regenerate.
2393 2008-04-18 Jan Hubicka <jh@suse.cz>
2395 * except.c (dw2_size_of_call_site_table,
2396 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2398 * cgraphbuild.c (build_cgraph_edges): Update.
2399 * tree-pass.h: Update comment.
2400 * final.c (leaf_function_p): Update.
2401 (leaf_renumber_regs): Update.
2402 (rest_of_clean_state): Update.
2403 * omp-low.c (expand_omp_parallel): Update.
2404 * ipa-reference.c (analyze_function): Update.
2405 * reorg.c (find_end_label): Update.
2406 (optimize_skip): Update.
2407 (fill_simple_delay_slots): Update.
2408 (fill_simple_delay_slots): Update.
2409 (make_return_insns): Update.
2410 (dbr_schedule): Update.
2411 * gimple-low.c (record_vars_into): Update.
2412 * cfgbuild.c (make_edges): Update.
2413 * function.c (assign_stack_local): Update.
2414 (assign_parm_adjust_stack_rtl): Update.
2415 (locate_and_pad_parm): Update.
2416 (allocate_struct_function): Do not initialize stack_alignment_needed
2417 and preferred_stack_boundary here.
2418 (stack_protect_prologue): Update.
2419 (stack_protect_epilogue): Update.
2420 (expand_function_start): Initialize stack_alignment_needed,
2421 preferred_stack_boundary and max_jumptable_ents.
2422 (expand_function_end): Update.
2423 (free_after_compilation): Do not NULLify epilogue_delay_list.
2424 * function.h (struct rtl_data): Add stack_protect_guard,
2425 stack_alignment_needed,
2426 preferred_stack_boundary, epilogue_delay_list.
2427 (struct function): Remove value_histograms, stack_alignment_needed,
2428 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2430 unexpanded_var_list, stack_protect_guard.
2431 (current_function_epilogue_delay_list): Remove.
2432 * ipa-type-escape.c (analyze_function): Update.
2433 * gimplify.c (pop_gimplify_context): Update comment.
2434 * calls.c (expand_call): Update.
2435 (emit_library_call_value_1): Update.
2436 * except.c (set_nothrow_function_flags): Update.
2437 * cfgexpand.c (get_decl_align_unit): Update.
2438 (create_stack_guard): Update.
2439 (estimated_stack_frame_size): Update.
2440 (expand_used_vars): Update.
2441 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2442 * explow.c (allocate_dynamic_stack_space): Update.
2443 * tree-ssa-live.c (remove_unused_locals): Update.
2444 * varasm.c (mark_constant_pool): Update.
2445 * tree-inline.c (remap_decls): Update.
2446 (initialize_cfun): Update.
2447 (declare_return_variable): Update.
2448 (inline_forbidden_p): Update.
2449 (expand_call_inline): Update.
2450 (declare_inline_vars): Update.
2451 (tree_function_versioning): Update.
2452 * tree-flow.h (value_histograms): New.
2453 (VALUE_HISTOGRAMS): New macro.
2454 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2456 * tree-cfg.c (set_bb_for_stmt): Update.
2457 (replace_by_duplicate_decl): Update.
2458 (move_block_to_fn): Update.
2459 (new_label_mapper): Update.
2460 (dump_function_to_file): Update.
2461 * ipa-struct-reorg.c (build_data_structure): Update.
2462 * cfgrtl.c (print_rtl_with_bb): Update.
2463 * reload1.c (reload): Update.
2465 * config/i386/i386.c (setup_incoming_varargs_64,
2466 ix86_compute_frame_layout): Update.
2467 * config/arc/arc.c (arc_output_function_epilogue): Update.
2469 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2471 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2472 for FreeBSD as well.
2473 * gthr-posix95.h: Likewise.
2475 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2477 PR rtl-optimization/35838
2478 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2479 out the byte offset of the first subreg.
2481 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2483 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2484 to split_ti instead of three separate calls with single member arrays.
2485 (subti3 splitter): Ditto.
2486 (adddi3 splitter): Ditto with split_di.
2487 (subdi3 splitter): Ditto.
2488 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2489 two separate calls with single member arrays. Swap match_dup
2490 operands 1 and 2 to better fit into the array.
2491 (negdi2 splitter): Ditto with split_di.
2492 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2493 two separate calls with single member arrays. Swap match_dup operands
2494 6 and 7 to better fit into the array.
2496 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2498 * config/i386/i386.c (sse_builtin_type): New.
2499 (bdesc_sse_args): Likewise.
2500 (bdesc_sse_3arg): Removed.
2501 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2502 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2503 IX86_BUILTIN_ROUNDPS.
2504 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2505 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2506 IX86_BUILTIN_ROUNDPS.
2507 (ix86_expand_sse_4_operands_builtin): Removed.
2508 (ix86_expand_sse_operands_builtin): New.
2509 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2510 and CODE_FOR_sse4_1_roundps.
2511 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2512 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2514 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2517 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2518 regs before frame pop when needed. If use_backchain_to_restore_sp
2519 then load backchain into a temp reg to restore vr and vrsave. Add
2520 code to restore vr after frame pop if possible.
2522 2008-04-17 Richard Guenther <rguenther@suse.de>
2524 * tree-vn.c (expressions_equal_p): Do not check type
2525 equality or compatibility before calling operand_equal_p.
2526 * fold-const.c (operand_equal_p): Check equivalence of
2527 integer constants before bailing out due to signedness or
2528 precision differences.
2529 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2530 spurious differences in type qualification. Ignore types
2531 for COMPONENT_REFs at all.
2533 2008-04-17 Christian Bruel <christian.bruel@st.com>
2535 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2536 msw_skip comparison.
2538 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2541 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2544 PR tree-optimization/35899
2545 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2546 rather than TREE_OPERAND.
2548 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2551 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2552 temporary registers. Change operand predicate to general_operand.
2553 (remainderxf3): Ditto.
2555 2008-04-16 Richard Guenther <rguenther@suse.de>
2557 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2558 * tree-affine.c (aff_combination_expand): Look through some
2561 2008-04-15 Doug Kwan <dougkwan@google.com>
2563 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2565 * tree-pretty-print.c (dump_generic_node): Ditto.
2566 * final.c (output_addr_const): Ditto.
2567 * dwarf2out.c (output_cfi): Ditto.
2568 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2569 * print-rtl.c (print_rtx): Ditto.
2570 * print-tree.c (print_node_brief, print_node): Ditto.
2571 * c-common.c (match_case_to_enum_1): Ditto.
2572 * sched-vis.c (print_value): Ditto.
2573 * config/i386/i386.c (print_operand): Cast to long unsigned int
2576 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2577 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2578 MS Windows VirtualProtect function.
2580 2008-04-15 Jan Hubicka <jh@suse.cz>
2582 * gengtype.c (write_root): Param_is argument is OK.
2583 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2584 * function.h: Include varray.h
2585 (rtl_eh): New stucture based on except.c one.
2586 (call_site_record): New forward declaration and vector type.
2587 * calls.c (emit_call_1): Do not call
2588 note_current_region_may_contain_throw.
2589 * except.c (eh_status): Remove cur_region, try_region since they are
2591 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2592 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2593 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2594 Remove call_site_data_used, call_site_data_size.
2595 Turn call_site_record into vector in function.h.
2596 (note_current_region_may_contain_throw): Remove.
2597 (get_exception_pointer, get_exception_filter): Do not take struct
2598 function argument; update.
2599 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2600 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2601 build_post_landing_pads, dw2_build_landing_pads,
2602 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2603 sjlj_emit_function_enter, sjlj_emit_function_enter,
2604 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2605 sjlj_build_landing_pads, finish_eh_generation,
2606 remove_exception_handler_label, remove_eh_handler,
2607 maybe_remove_eh_handler, add_reachable_handler,
2608 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2609 add_action_record, collect_one_action_chain, add_call_site,
2610 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2611 sjlj_output_call_site_table, output_function_exception_table,
2612 * except.h (note_current_region_may_contain_throw): Remove
2613 (get_exception_pointer, get_exception_filter): Do not take struct
2615 * Makefile.in (GTFILES): Put varargs before struct function.
2617 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2619 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2620 punt for STRING_CST.
2621 (get_constraint_for): Deal with STRING_CST here instead.
2623 2008-04-15 Richard Guenther <rguenther@suse.de>
2625 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2626 statements in a basic-block with a backward walk. Do not
2627 substitute into dead statements but instead remove those.
2629 2008-04-15 Richard Guenther <rguenther@suse.de>
2631 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2632 to zero, thus disable creation of SFTs.
2634 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2636 * tree-predcom.c (suitable_reference_p): Return false if the
2637 reference can throw.
2639 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2642 * c-decl.c (finish_decl): If extern or static var has variable
2643 size, set TREE_TYPE (decl) to error_mark_node.
2645 2008-04-15 Rafael Espindola <espindola@google.com>
2647 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2650 2008-04-15 Richard Guenther <rguenther@suse.de>
2652 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2653 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2654 (visit_reference_op_load): Do walk vuse-vdef chains on
2655 vn_reference_lookup.
2656 (visit_reference_op_store): But do not here.
2657 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2658 vn_reference_lookup.
2659 (vn_lookup_with_vuses): But do so here.
2661 2008-04-14 Ian Lance Taylor <iant@google.com>
2663 * fold-const.c (fold_overflow_warning): Remove assertion.
2665 2008-04-15 Ben Elliston <bje@au.ibm.com>
2667 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2668 temp1 local variables.
2670 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2673 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2674 ".text.unlikely" section as executable.
2676 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2678 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2679 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2680 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2681 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2682 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2683 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2684 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2686 2008-04-14 Ian Lance Taylor <iant@google.com>
2688 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2689 * fold-const.c (fold_comparison): If appropriate, test
2690 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2691 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2692 reassociating a pointer type.
2693 * doc/invoke.texi (Optimize Options): Document that
2694 -fstrict-overflow applies to pointer wraparound.
2696 2008-04-13 Jan Hubicka <jh@suse.cz>
2698 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2700 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2702 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2703 we are going to "save the world".
2705 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2707 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2708 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2709 operand 0 constraint, not "=".
2711 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2713 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2715 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2717 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2718 of size of positions_needed * CHAR_BIT.
2720 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2723 * dse.c (store_info): Change positions_needed to unsigned
2725 (lowpart_bitmask): New.
2726 (record_store): Cast to unsigned HOST_WIDE_INT for
2727 positions_needed. Assert width <= size of positions_needed *
2728 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2729 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2730 lowpart_bitmask to set mask.
2732 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2734 * config/bfin/constraints.md: New file.
2735 * config/bfin/bfin.md: Include it.
2736 (adddi3): Use satisfies_constraint functions instead of the old macros.
2737 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2738 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2739 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2740 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2741 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2742 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2743 EXTRA_CONSTRAINT): Delete.
2744 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2745 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2747 * config/bfin/bfin.c: Include "tm-constrs.h".
2748 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2749 Use satisfies_constraint functions instead of the old macros.
2750 * doc/md.texi (Blackfin Constraints): Update file name reference.
2752 2008-04-11 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/35869
2755 * tree-vrp.c (execute_vrp): Move switch statement update after
2756 jump threading. Schedule another cfg cleanup run.
2758 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2761 * attribs.c (decl_attributes): Return early on errorneous node.
2763 2008-04-10 Oleg Ryjkov <olegr@google.com>
2765 * tree.h (struct tree_base): Added a new flag default_def_flag.
2766 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2768 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2770 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2772 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2775 * pa.md: Define mode iterator P. Define mode attribute dwc.
2776 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2777 (icacheflush): Likewise.
2778 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2779 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2781 2008-04-11 Ben Elliston <bje@au.ibm.com>
2783 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2785 2008-04-10 Rafael Espindola <espindola@google.com>
2787 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2788 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2789 (extract_range_from_expr): The same.
2791 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2793 * config/mips/mips.md (GPR2): New mode iterator.
2795 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2796 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2797 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2798 Rewrite these to take two modes, the mode of comparison and the
2799 mode of the destination.
2800 * config/mips/mips.c (mips_expand_scc): Instead of having
2801 paradoxical subreg as destination, expand "narrowing" scc if mode
2802 of comparison is SI and target is requested in DI mode.
2803 (mips_emit_int_order_test): Update comment. Make mode of
2804 comparison match CMP0 rather than TARGET. When creating inverse
2805 target use mode of TARGET.
2807 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2809 * gcov-dump.c (tag_summary): Only print summaries for the first
2810 GCOV_COUNTERS_SUMMABLE counters.
2812 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2814 * config/i386/i386.md (absneg): New code iterator.
2815 (absnegprefix): New code attribute.
2816 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2817 patterns using absneg code iterator.
2818 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2819 using absneg code iterator.
2820 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2821 *neg<mode>2 patterns using absneg code iterator.
2822 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2823 *negextendsfdf2 patterns using absneg code iterator.
2824 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2825 *negextendsfxf2 patterns using absneg code iterator.
2826 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2827 *negextendsfdf2 patterns using absneg code iterator.
2828 * config/i386/sse.md (<code><mode>2): Macroize expander from
2829 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2831 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2833 * config/s390/s390.h: Remove the remains of the recent search
2834 & replace action of current_function_outgoing_args_size.
2836 2008-04-10 Ira Rosen <irar@il.ibm.com>
2838 PR tree-optimization/35821
2839 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2840 NEW_STMT_LIST is not NULL.
2842 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2845 * toplev.c (process_options): Remove -ffunction-sections debugging
2848 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2850 PR middle-end/PR28690
2851 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2852 than gen_rtx_fmt_ee to perform more canonicalizations.
2854 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2857 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2859 2008-04-09 Richard Guenther <rguenther@suse.de>
2861 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2862 (dump_function_to_file): Dump function arguments with types.
2864 2008-04-08 Richard Guenther <rguenther@suse.de>
2866 * fold-const.c (fold_widened_comparison): Do not allow
2867 sign-changes that change the result.
2869 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2872 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2873 kinds of indirect references.
2875 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2877 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2878 GNU Fortran language string.
2880 2008-04-08 Rafael Espindola <espindola@google.com>
2882 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2883 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2884 * tree.h (tree_call_nonnegative_warnv_p): New.
2886 2008-04-08 Jan Hubicka <jh@suse.cz>
2888 * function.c (free_after_compilation): Clear out regno_reg_rtx
2891 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2894 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2896 PR middle-end/PR28690
2897 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2898 same precedence as REG_POINTER and MEM_POINTER operands.
2900 2008-04-08 Richard Guenther <rguenther@suse.de>
2903 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2904 for adding index to base.
2906 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2908 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2909 (MINGW_ENABLE_EXECUTE_STACK): New.
2910 (IN_LIBGCC2): For libgcc include windows.h file for
2911 function declarations.
2913 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2915 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2916 and tem2 if tem1 is not a REG or MULT.
2918 2008-04-08 Jan Hubicka <jh@suse.cz>
2920 * function.h (incomming_args): Break out of struct function.
2921 (function_subsections): Break out of struct function.
2922 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2923 return_rtx and hard_reg_initial_vals from struct function.
2924 Kill inl_max_label_num.
2925 (current_function_pops_args, current_function_args_info,
2926 current_function_args_size, current_function_args_size,
2927 current_function_pretend_args_size,
2928 current_function_outgoing_args_size,
2929 current_function_internal_arg_pointer, current_function_return_rtx):
2930 Kill compatibility accestor macros.
2931 * builtins.c (expand_builtin_apply_args_1): Update.
2932 (expand_builtin_next_arg): Update.
2933 * df-scan.c (df_get_call_refs): Update.
2934 * dbxout.c (dbxout_function_end): Update.
2935 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2936 (output_line_info): Update.
2937 (secname_for_decl): Update.
2938 (dwarf2out_var_location): Update.
2939 * function.c (free_after_compilation): Update.
2940 (assign_parm_find_stack_rtl): Update.
2941 (assign_parms): Update.
2942 (expand_dummy_function_end): Update.
2943 (expand_function_end): Update.
2944 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2945 (expand_call): Update.
2946 (emit_library_call_value_1): Update.
2947 (store_one_arg): Update.
2948 * varasm.c (initialize_cold_section_name): Update.
2949 (unlikely_text_section): Update.
2950 (unlikely_text_section_p): Update.
2951 (assemble_start_function): Update.
2952 (assemble_end_function): Update.
2953 (default_section_type_flags): Update.
2954 (switch_to_section): Update.
2955 * integrate.c (set_decl_abstract_flags): Update.
2956 (get_hard_reg_initial_val): Update.
2957 (has_hard_reg_initial_val): Update.
2958 (allocate_initial_values): Update.
2959 * resource.c (init_resource_info): Update.
2960 * config/alpha/alpha.c (NUM_ARGS): Update.
2961 (direct_return): Update.
2962 (alpha_va_start): Update.
2963 (alpha_sa_size): Update.
2964 (alpha_initial_elimination_offset): Update.
2965 (alpha_expand_prologue): Update.
2966 (alpha_start_function): Update.
2967 (alpha_expand_epilogue): Update.
2968 (unicosmk_initial_elimination_offset):
2969 * config/alpha/alpha.md (call expander): Update.
2970 * config/s390/s390.c (s390_register_info): Update.
2971 (s390_register_info): Update.
2972 (s390_frame_info): Update.
2973 (s390_initial_elimination_offset): Update.
2974 (s390_build_builtin_va_list): Update.
2975 (s390_va_start): Update.
2976 * config/spu/spu.c (direct_return): Update.
2977 (spu_expand_prologue): Update.
2978 (spu_initial_elimination_offset): Update.
2979 (spu_build_builtin_va_list): Update.
2980 (spu_va_start): Update.
2981 * config/sparc/sparc.c (sparc_init_modes): Update.
2982 (sparc_compute_frame_size): Update.
2983 (function_value): Update.
2984 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2985 * config/i386/i386.md (return expander): Update.
2986 * config/i386/i386.c (ix86_va_start): Update.
2987 (ix86_can_use_return_insn_p): Update.
2988 (ix86_compute_frame_layout): Update.
2989 (ix86_expand_epilogue): Update.
2990 * config/sh/sh.c (output_stack_adjust): Update.
2991 (calc_live_regs): Update.
2992 (sh_expand_prologue): Update.
2993 (sh_builtin_saveregs): Update.
2994 (sh_va_start): Update.
2995 (initial_elimination_offset): Update.
2996 (sh_allocate_initial_value): Update.
2997 (sh_function_ok_for_sibcall): Update.
2998 (sh_get_pr_initial_val): Update.
2999 * config/sh/sh.md (return expander): Update.
3000 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3001 * config/crx/crx.c (crx_compute_frame): UPdate.
3002 (crx_initial_elimination_offset): UPdate.
3003 * config/xtensa/xtensa.c (compute_frame_size): Update
3004 (xtensa_builtin_saveregs): Update.
3005 (xtensa_va_start): Update.
3006 (order_regs_for_local_alloc): Update.
3007 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3008 (xstormy16_expand_builtin_va_start): Update.
3009 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3010 * config/m68hc11/m68hc11.md (return expanders): Update.
3011 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3012 (expand_epilogue): Update.
3013 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3014 (cris_simple_epilogue): Update.
3015 (cris_expand_prologue): Update.
3016 (cris_expand_epilogue): Update.
3017 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3018 (compute_frame_size): Update.
3019 * config/mt/mt.c (mt_compute_frame_size): Update.
3020 * config/mn10300/mn10300.c (expand_prologue): Update.
3021 (expand_epilogue): Update.
3022 (initial_offset): Update.
3023 (mn10300_builtin_saveregs):
3024 * config/mn10300/mn10300.md (return expander): Update.
3025 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3026 (ia64_initial_elimination_offset): Update.
3027 (ia64_initial_elimination_offset): Update.
3028 (ia64_expand_prologue): Update.
3029 * config/m68k/m68k.md (return expander): Update.
3030 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3031 (rs6000_stack_info): Update.
3032 * config/mcore/mcore.c (layout_mcore_frame): Update.
3033 (mcore_expand_prolog): Update.
3034 * config/arc/arc.c (arc_compute_frame_size): Update.
3035 * config/score/score3.c (score3_compute_frame_size): Update.
3036 * config/score/score7.c (score7_compute_frame_size): Update.
3037 * config/arm/arm.c (use_return_insn): Update.
3038 (thumb_find_work_register): Update.
3039 (arm_compute_save_reg_mask): Update.
3040 (arm_output_function_prologue): Update.
3041 (arm_output_epilogue): Update.
3042 (arm_size_return_regs): Update.
3043 (arm_get_frame_offsets): Update.
3044 (arm_expand_prologue): Update.
3045 (thumb_exit): Update.
3046 (thumb_unexpanded_epilogue): Update.
3047 (thumb1_output_function_prologue): Update.
3048 * config/pa/pa.md (return expander): Update.
3049 * config/pa/pa.c (compute_frame_size): Update.
3050 (hppa_builtin_saveregs): Update.
3051 * config/mips/mips.c (mips_va_start): Update.
3052 (mips16_build_function_stub): Update.
3053 (mips_compute_frame_info): Update.
3054 (mips_restore_gp): Update.
3055 (mips_output_function_prologue): Update.
3056 (mips_expand_prologue): Update.
3057 * config/v850/v850.c (compute_frame_size): Update.
3058 (expand_prologue): * config/mmix/mmix.c (along): update.
3059 (mmix_initial_elimination_offset): update.
3060 (mmix_reorg): update.
3061 (mmix_use_simple_return): update.
3062 (mmix_expand_prologue): update.
3063 (mmix_expand_epilogue): Update.
3064 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3065 (emit_link_insn): Update.
3067 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3069 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3070 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3072 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3075 2008-04-07 Jan Hubicka <jh@suse.cz>
3077 * function.h (rtl): Rename to x_rtl.
3079 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3080 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3081 used_temp_slots avail_temp_slots, temp_slot_level,
3082 nonlocal_goto_handler_labels): Update accesstors.
3083 (rtl): New global variable.
3084 (struct function): Move some fileds to rtl_data.
3085 (get_arg_pointer_save_area): Update prototype.
3086 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3087 get_arg_pointer_save_area.
3088 * expr.c (init_expr): Update
3089 * function.c (get_frame_size): Update
3090 (assign_stack_local): Update
3091 (expand_function_end): Update.
3092 (get_art_pointer_save_area): Update
3094 * emit-rtl.c (rtl): Declare.
3095 (regno_reg_rtx): Declare.
3096 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3098 (gen_reg_rtx): Update.
3099 * varasm.c (n_deferred_constatns): Update accestor.
3100 (init_varasm_status): Do not allocate varasm_status.
3101 (force_const_mem, get_pool_size, output_constant_pool): Update.
3102 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3103 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3104 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3105 * sparc/sparc.h (INIT_EXPANDERS): Update.
3106 * ia64/ia64.h (INIT_EXPANDERS): Update.
3108 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3110 * reload.c (push_secondary_reload): Add missing break to for loop.
3112 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3114 PR middle-end/PR28690
3115 * rtlanal.c: Update copyright years.
3116 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3117 as REG_POINTER and MEM_POINTER operands.
3118 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3119 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3120 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3121 * gcse.c: Update copyright years.
3122 (pre_delete): Call gen_reg_rtx_and_attrs.
3123 (hoist_code): Likewise.
3124 (build_store_vectors): Likewise.
3125 (delete_store): Likewise.
3126 * loop-invariant.c (move_invariant_reg): Likewise.
3127 Update copyright years.
3129 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3131 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3132 control string instead of quoted.
3134 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3136 * doc/rtl.texi: Rewrite of subreg section.
3138 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3141 * config/i386/i386.c (legitimize_pic_address): Add treating
3142 of dllimport SYM_REF's.
3143 (legitimize_dllimport_symbol): Add prototype.
3145 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3147 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3148 reference in constructor with non self-referential type.
3150 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3152 Removal of Return with Depressed Stack Pointer support
3153 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3154 (ECF_SP_DEPRESSED): Likewise.
3155 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3156 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3157 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3158 (expand_call): Do not test ECF_SP_DEPRESSED.
3159 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3160 * function.c (keep_stack_depressed): Delete.
3161 (handle_epilogue_set): Likewise.
3162 (update_epilogue_consts): Likewise.
3163 (emit_equiv_load): Likewise.
3164 (thread_prologue_and_epilogue_insns): Remove support for Return with
3165 Depressed Stack Pointer.
3166 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3168 2008-04-06 Richard Guenther <rguenther@suse.de>
3170 PR tree-optimization/35400
3171 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3172 information from SSA_NAMEs.
3174 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3176 * config/avr/avr.h (avr_mega_p): Remove declaration.
3177 (AVR_MEGA): Remove macro.
3178 * config/avr/avr.c (avr_mega_p): Remove variable.
3179 (avr_override_options): Remove inicializion of avr_mega_p.
3180 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3181 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3182 (avr_jump_mode): (Ditto.).
3183 (avr_output_progmem_section_asm_op): (Ditto.).
3184 (avr_asm_init_sections): (Ditto.).
3185 (avr_asm_init_sections): (Ditto.).
3186 (avr_rtx_costs): (Ditto.).
3187 * config/avr/avr.md: (Ditto.).
3188 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3191 2008-04-06 Richard Guenther <rguenther@suse.de>
3193 PR tree-optimization/35842
3194 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3195 is_gimple_invariant_address.
3197 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3199 * gcc.c (default_compilers): Sync Fortran extensions list with
3200 that in fortran/lang-specs.h.
3201 * doc/invoke.texi: Likewise.
3202 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3203 * dwarf2out.c (gen_compile_unit_die): Likewise.
3205 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3207 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3209 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3213 attribute is used for nested functions.
3215 2008-04-05 Jan Hubicka <jh@suse.cz>
3217 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3219 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3221 (dump_files): Update.
3222 (enable_rtl_dump_file): Do not accept letter argument.
3223 * tree-pass.h (dump_file_info): Remove letter argument.
3224 * toplev.c (decode_d_option): Update -da handling.
3225 * toplev.h (enable_rtl_dump_file): Update prototype.
3226 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3227 it out based on pass type.
3228 (register_dump_files_1): Likewise.
3229 (init_optimization_passes): Update register_one_dump_file calls.
3230 (execute_one_pass): Sanity check that IPA passes are called at IPA
3231 level and RTL passes at RTL level.
3232 (execute_pass_list): IPA pass can not be after or subpass of
3234 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3235 disallov RTL subpasses of IPA subpasses.
3237 2008-04-05 Ben Elliston <bje@au.ibm.com>
3239 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3240 builtins that return exactly once and do not throw. Cache call to
3243 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3245 PR rtl-optimization/34916
3247 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3248 between instruction pairs.
3250 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3252 * doc/invoke.texi: Document -mbitops for SH.
3253 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3254 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3255 * config/sh/sh.c (print_operand): Add %t operand code.
3256 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3257 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3258 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3259 (extendqihi2): Likewise.
3260 (movqi_i): Likewise.
3261 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3262 (extv): Use bld instruction for SH2A if possible.
3264 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3265 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3266 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3267 (bset.b, bclr.b): Define peepholes.
3268 * config/sh/sh.opt (mbitops): New option.
3270 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3273 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3274 and view convert expression.
3276 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3279 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3281 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3283 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3285 * config/i386/cpuid.h (bit_AES): New.
3286 (bit_PCLMUL): Likewise.
3288 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3289 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3290 SSE2 if AES or PCLMUL is enabled.
3291 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3292 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3293 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3294 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3295 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3296 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3297 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3298 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3299 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3300 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3301 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3302 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3303 __builtin_ia32_aeskeygenassist128 and
3304 __builtin_ia32_pclmulqdq128.
3305 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3306 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3307 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3309 * config/i386/i386.h (TARGET_AES): New.
3310 (TARGET_PCLMUL): Likewise.
3311 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3313 * config/i386/i386.md (UNSPEC_AESENC): New.
3314 (UNSPEC_AESENCLAST): Likewise.
3315 (UNSPEC_AESDEC): Likewise.
3316 (UNSPEC_AESDECLAST): Likewise.
3317 (UNSPEC_AESIMC): Likewise.
3318 (UNSPEC_AESKEYGENASSIST): Likewise.
3319 (UNSPEC_PCLMUL): Likewise.
3321 * config/i386/i386.opt (maes): New.
3322 (mpclmul): Likewise.
3324 * config/i386/sse.md (aesenc): New pattern.
3325 (aesenclast): Likewise.
3327 (aesdeclast): Likewise.
3329 (aeskeygenassist): Likewise.
3330 (pclmulqdq): Likewise.
3332 * config/i386/wmmintrin.h: New.
3334 * doc/extend.texi: Document AES and PCLMUL built-in function.
3336 * doc/invoke.texi: Document -maes and -mpclmul.
3338 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3340 * function.c (free_after_parsing): Replace with
3341 cxx_push_function_context from C++ front-end.
3342 (allocate_struct_function): Don't call langhook.
3343 * langhooks.h (struct lang_hooks_for_functions): Delete.
3344 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3346 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3347 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3348 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3349 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3350 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3351 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3352 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3354 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3355 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3357 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3360 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3363 2008-04-04 Richard Guenther <rguenther@suse.de>
3366 * fold-const.c (optimize_minmax_comparison): Use the correct
3367 type for the constant in the simplified comparison.
3369 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3371 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3372 Pass L2 size as "--param l2-cache-size" to the compiler.
3373 (decode_l2_cache): New function to decode L2 cache parameters using
3374 0x8000006 extended cpuid function.
3375 (detect_caches_amd): Determine parameters of L2 cache using
3376 decode_l2_caches function.
3377 (decode_caches_intel): Decode L2 cache parameters.
3378 (detect_caches_intel): Determine L2 cache parameters using
3379 decode_caches_intel and decode_l2_caches functions.
3381 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3383 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3384 secondary input reload for subword loads from the constant pool.
3386 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3389 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3390 constants of the appropriate size for runtime calculations.
3393 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3394 decimal-float literal constant zero.
3396 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3399 * c-parser.c (c_parser_omp_atomic): Call
3400 default_function_array_conversion on the RHS.
3403 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3404 call is_variable_sized if decl has incomplete type.
3406 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3408 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3410 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3412 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3414 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3415 (sgt<u>): Merge sgt and sgtu into new expander.
3416 (sgt, sgtu): Remove expanders.
3417 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3418 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3419 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3420 *sgtu_<mode>_mips16 into new pattern.
3421 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3422 (sge<u>): Merge sge and sgeu into new expander.
3423 (sge, sgeu): Remove expanders.
3424 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3426 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3427 (slt<u>): Merge slt and sltu into new expander.
3428 (slt, sltu): Remove expanders.
3429 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3430 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3431 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3432 *sltu_<mode>_mips16 into new pattern.
3433 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3434 (sle<u>): Merge sle and sleu into new expander.
3435 (sle, sleu): Remove expanders.
3436 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3437 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3438 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3439 *sleu_<mode>_mips16 into new pattern.
3440 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3442 2008-04-03 Jan Hubicka <jh@suse.cz>
3444 PR tree-optimization/35795
3445 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3446 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3447 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3448 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3449 * score/score3.c (score3_output_mi_thunk): Likewise.
3450 * score/score7.c (score7_output_mi_thunk): Likewise.
3451 * mips/mips.c (mips_output_mi_thunk): Likewise.
3453 2008-04-03 Richard Guenther <rguenther@suse.de>
3455 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3456 conversions. Simplify code.
3458 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3460 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3462 2008-04-03 Tom Tromey <tromey@redhat.com>
3463 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3465 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3466 * config/bfin/t-bfin-linux (generated_files): Add
3467 linux-sysroot-suffix.h.
3468 * doc/install.texi (Prerequisites): Require make 3.80.
3469 * doc/sourcebuild.texi (Front End Directory): Document new
3471 * Makefile.in (generated_files): New variable.
3472 (ALL_HOST_OBJS): New variable.
3473 ($(ALL_HOST_OBJS)): New target.
3475 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3477 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3478 (remap_block): Call id->transform_lang_insert_block instead
3480 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3481 Set id.transform_lang_insert_block to NULL.
3482 (clone_body): Move to cp/optimize.c
3483 * tree-inline.h (struct copy_body_data): Change
3484 transform_lang_insert_block to function pointer.
3485 (copy_generic_body, copy_decl_no_change): Export.
3486 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3487 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3488 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3490 * c-tree.h (insert_block): Kill.
3491 * c-decl.c (insert_block): Kill.
3493 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3495 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3496 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3497 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3499 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3500 argument, call {push,pop}_function_context from here.
3501 * c-parser.c: Use c_{push,pop}_function_context.
3503 * function.c (push_function_context_to): Move meat ...
3504 (push_function_context): ... here. Simplify.
3505 * function.c (pop_function_context_from): Move meat ...
3506 (pop_function_context): ... here. Simplify.
3507 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3509 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3510 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3511 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3512 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3514 2008-04-03 Ben Elliston <bje@au.ibm.com>
3516 * expmed.c (extract_force_align_mem_bit_field): Remove.
3518 2008-04-03 Richard Guenther <rguenther@suse.de>
3521 * expr.h (try_casesi): Adjust prototype.
3522 * expr.c (try_casesi): Take fallback label as extra parameter.
3523 Use that for gen_casesi if default_label is NULL.
3524 * stmt.c (expand_case): Pass fallback label to try_casesi,
3525 make sure to fill gaps with a fallback label if default_label
3528 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3531 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3533 2008-04-03 Ben Elliston <bje@au.ibm.com>
3535 * expmed.c (extract_split_bit_field): Remove if (0) code.
3536 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3537 (do_ds_constraint): Likewise.
3539 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3541 * doc/cppopts.texi (-dU): Document.
3542 * c-common.h (flag_dump_macros): Update comment.
3543 * c-opts.c (handle_OPT_d): Handle -dU.
3544 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3545 dump_queued_macros, cb_used_define, cb_used_undef): New.
3546 (init_pp_output): Handle -dU.
3547 (cb_line_change): Call dump_queued_macros.
3548 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3550 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3552 * config/avr/predicates.md (io_address_operand): New predicate.
3553 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3554 * config/avr/avr.c (avr_io_address_p): Remove function.
3555 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3556 'avr_io_address_p' function.
3557 (out_movhi_r_mr): (Ditto.).
3558 (out_movqi_mr_r): (Ditto.).
3559 (out_movhi_mr_r): (Ditto.).
3560 (avr_address_cost): (Ditto.).
3562 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3564 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3565 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3566 in 32bit mode when XMM registers are available to avoid store
3568 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3569 corresponding post-reload splitters.
3571 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3573 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3574 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3575 __builtin_ia32_roundss.
3576 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3577 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3578 __builtin_ia32_roundss.
3579 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3580 IX86_BUILTIN_SHUFPD here.
3582 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3584 * config/i386/i386.md (plogic): New.
3585 (plogicprefix): Likewise.
3587 * config/i386/mmx.md (mmx_<code><mode>3): New.
3588 (mmx_and<mode>3): Removed.
3589 (mmx_ior<mode>3): Likewise.
3590 (mmx_xor<mode>3): Likewise.
3592 * config/i386/sse.md (<code><mode>3): New.
3593 (*<code><mode>3): Likewise.
3594 (*<code><mode>3): Likewise.
3595 (<code><mode>3): Likewise.
3596 (*sse_<code><mode>3): Likewise.
3597 (*sse2_<code><mode>3): Likewise.
3598 (<code>tf3): Likewise.
3599 (*<code>tf3): Likewise.
3600 (and<mode>3): Likewise.
3601 (*and<mode>3): Likewise.
3602 (ior<mode>3): Removed.
3603 (*ior<mode>3): Likewise.
3604 (xor<mode>3): Likewise.
3605 (*xor<mode>3): Likewise.
3606 (*and<mode>3): Likewise.
3607 (*ior<mode>3): Likewise.
3608 (*xor<mode>3): Likewise.
3609 (and<mode>3): Likewise.
3610 (*sse_and<mode>3): Likewise.
3611 (*sse2_and<mode>3): Likewise.
3613 (*andtf3): Likewise.
3614 (ior<mode>3): Likewise.
3615 (*sse_ior<mode>3): Likewise.
3616 (*sse2_ior<mode>3): Likewise.
3618 (*iortf3): Likewise.
3619 (xor<mode>3): Likewise.
3620 (*sse_xor<mode>3): Likewise.
3621 (*sse2_xor<mode>3): Likewise.
3623 (*xortf3): Likewise.
3625 2008-04-02 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/14495
3628 PR tree-optimization/34793
3629 * tree-vrp.c (struct switch_update): New structure.
3630 (to_remove_edges, to_update_switch_stmts): New VECs.
3631 (simplify_switch_using_ranges): New function. Remove not taken
3632 case labels and edges.
3633 (simplify_stmt_using_ranges): Call it.
3634 (identify_jump_threads): Mark edges we have queued for removal
3635 so we don't thread them.
3636 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3638 * tree-cfg.c (group_case_labels): Deal with missing default label.
3639 (tree_verify_flow_info): Allow missing default label.
3640 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3641 (emit_case_nodes): Likewise.
3642 (expand_case): Do not rely on the default label to be present.
3643 * expr.c (try_casesi): Deal with NULL default_label.
3644 (do_tablejump): Likewise.
3646 2008-04-02 Richard Guenther <rguenther@suse.de>
3648 PR tree-optimization/14495
3649 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3650 SWITCH_EXPR here ...
3651 (vrp_visit_switch_stmt): ... but here (new function).
3652 (find_case_label_index): New helper function.
3653 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3655 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3657 * fwprop.c: Fix ISO-C99ism.
3659 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3662 * Makefile.in (objdir): Set it here.
3663 * configure.ac: Not here. Find dynamic linker characteristics.
3664 * exec-tool.in: Use them.
3665 * aclocal.m4: Regenerate.
3666 * configure: Regenerate.
3668 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3670 * expr.c (expand_var): Delete it.
3671 * expr.h (expand_var): Delete prototype.
3672 * function.c (expand_function_start): Use expand_decl instead.
3673 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3676 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3678 PR rtl-optimization/35542
3679 * fwprop.c (forward_propagate_and_simplify): Replace
3680 loc_reg_mentioned_in_p with reg_mentioned_p.
3682 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3684 PR rtl-optimization/35281
3685 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3686 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3687 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3688 (varying_mem_p): Move above propagate_rtx.
3689 (all_uses_available_at): Do not check MEMs.
3691 2008-04-02 Rafael Espindola <espindola@google.com>
3693 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3694 (register_edge_assert_for_2): Split the cond argument.
3695 (register_edge_assert_for_1): Adjust for the change in
3696 register_edge_assert_for_2.
3697 (register_edge_assert_for): Split the cond argument.
3698 (find_switch_asserts): Adjust for the change in
3699 register_edge_assert_for.
3701 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3703 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3704 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3705 offsets for 64-bit mingw.
3706 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3707 abi for x86_64-pc-mingw.
3709 2008-04-02 Richard Guenther <rguenther@suse.de>
3711 * tree-vrp.c (extract_range_from_assert): Make sure to not
3712 produce range min/max with TREE_OVERFOW set.
3713 If merging a anti-range and a range keep the anti-range if
3714 the range covers all values of the type.
3715 (register_edge_assert_for_2): Only allow sign-changing
3716 conversions in detecting canonical range checks. Also
3717 register an assert for the unsigned name if useful.
3719 PR tree-optimization/35787
3720 * tree-vrp.c (vrp_val_max): New function.
3721 (vrp_val_min): Likewise.
3722 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3723 (vrp_val_is_min): Likewise.
3724 (supports_overflow_infinity): Use vrp_val_{min,max}.
3725 (negative_overflow_infinity): Likewise.
3726 (positive_overflow_infinity): Likewise.
3727 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3728 (is_positive_overflow_infinity): Likewise.
3729 (is_overflow_infinity): Likewise.
3730 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3731 vrp_val_is_{min,max}.
3732 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3733 to ranges if possible. Avoid empty ranges.
3735 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3738 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3739 the expression is a function address.
3741 2008-04-01 George Helffrich <george@gcc.gnu.org>
3743 PR fortran/35154, fortran/23057
3744 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3745 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3746 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3747 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3749 (dbxout_syms): Check for COMMON-based symbol and wrap in
3750 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3751 in bracket for efficiency.
3753 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3754 using DW_TAG_common_block + member offset.
3755 (add_pubname_string): New function.
3756 (dw_expand_expr): New function to find block name and offset for
3758 (common_check): New function to check whether symbol in Fortran COMMON.
3759 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3761 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3764 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3766 2008-04-02 Ben Elliston <bje@au.ibm.com>
3768 * config/v850/v850.md (casesi): Remove if (0) code.
3769 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3770 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3772 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/i386.md (rex64suffix): New mode attribute.
3775 (floathi<mode>2): Disable expander for SSE math.
3776 (*floathi<mode>2_1): New insn insn_and_split pattern.
3777 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3778 corresponding post-reload splitters.
3779 (*floathi<mode>2_i387): New macroized insn pattern.
3780 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3781 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3782 insn_and_split pattern.
3783 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3784 New macroized instruction patterns and corresponding post-reload
3786 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3787 and corresponding post-reload splitters.
3788 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3789 New macroized instruction patterns.
3790 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3791 macroized instruction patterns and corresponding post-reload splitters.
3792 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3793 corresponding post-reload splitters.
3794 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3795 New macroized instruction patterns.
3796 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3797 corresponding post-reload splitters.
3798 (*floatsi<mode>2_i387): New macroized instruction patterns.
3800 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3802 * config/i386/i386.md (smaxmin): New.
3803 (umaxmin): Likewise.
3804 (maxminiprefix): Likewise.
3805 (maxminfprefix): Likewise.
3806 (<code><mode>3): Likewise.
3807 (smin<mode>3): Removed.
3808 (smax<mode>3): Likewise.
3810 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3811 (mmx_<code>v4hi3): Likewise.
3812 (mmx_<code>v8qi3): Likewise.
3813 (mmx_smaxv2sf3): Removed.
3814 (mmx_sminv2sf3): Likewise.
3815 (mmx_umaxv8qi3): Likewise.
3816 (mmx_smaxv4hi3): Likewise.
3817 (mmx_uminv8qi3): Likewise.
3818 (mmx_sminv4hi3): Likewise.
3820 * config/i386/sse.md (<addsub><mode>3): New.
3821 (*<addsub><mode>3): Likewise.
3822 (<sse>_vm<addsub><mode>3): Likewise.
3823 (<maxmin><mode>3): Likewise.
3824 (*<maxmin><mode>3_finite): Likewise.
3825 (*<maxmin><mode>3): Likewise.
3826 (<sse>_vm<maxmin><mode>3): Likewise.
3827 (sse3_h<addsub>v4sf3): Likewise.
3828 (sse3_h<addsub>v2df3): Likewise.
3829 (<maxmin>v16qi3): Likewise.
3830 (*<maxmin>v16qi3): Likewise.
3831 (<maxmin>v8hi3): Likewise.
3832 (*<maxmin>v8hi3): Likewise.
3833 (*sse4_1_<maxmin><mode>3): Likewise.
3834 (*sse4_1_<maxmin><mode>3): Likewise.
3835 (add<mode>3): Removed.
3836 (*add<mode>3): Likewise.
3837 (<sse>_vmadd<mode>3): Likewise.
3838 (sub<mode>3): Likewise.
3839 (*sub<mode>3): Likewise.
3840 (<sse>_vmsub<mode>3): Likewise.
3841 (smin<mode>3): Likewise.
3842 (*smin<mode>3_finite): Likewise.
3843 (*smin<mode>3): Likewise.
3844 (<sse>_vmsmin<mode>3): Likewise.
3845 (smax<mode>3): Likewise.
3846 (*smax<mode>3_finite): Likewise.
3847 (*smax<mode>3): Likewise.
3848 (<sse>_vmsmax<mode>3): Likewise.
3849 (sse3_haddv4sf3): Likewise.
3850 (sse3_haddv2df3): Likewise.
3851 (sse3_hsubv4sf3): Likewise.
3852 (sse3_hsubv2df3): Likewise.
3853 (umaxv16qi3): Likewise.
3854 (*umaxv16qi3): Likewise.
3855 (smaxv8hi3): Likewise.
3856 (*smaxv8hi3): Likewise.
3857 (*sse4_1_smax<mode>3): Likewise.
3858 (*sse4_1_umax<mode>3): Likewise.
3859 (uminv16qi3): Likewise.
3860 (*uminv16qi3): Likewise.
3861 (sminv8hi3): Likewise.
3862 (*sminv8hi3): Likewise.
3863 (*sse4_1_smin<mode>3): Likewise.
3864 (*sse4_1_umin<mode>3): Likewise.
3866 2008-04-01 Rafael Espindola <espindola@google.com>
3868 * tree-cfg.c (verify_expr): remove in_phi.
3869 (verify_stmt): Don't call walk_tree with verify_expr. Use
3870 is_gimple_min_invariant instead of is_gimple_val.
3872 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3874 * doc/include/gpl_v3.texi: Update for manpage generation.
3875 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3877 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3878 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3879 gpl_v3.texi instead of gpl.texi.
3882 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3885 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3887 2008-04-01 Rafael Espindola <espindola@google.com>
3889 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3890 (extract_code_and_val_from_cond): Use
3891 extract_code_and_val_from_cond_with_ops.
3893 2008-04-01 Jan Hubicka <jh@suse.cz>
3895 * function.c (free_after_compilation): Free epilogue_delay_list.
3896 (prepare_function_start): Assert that previous compilation was freed.
3898 2008-04-01 Jan Hubicka <jh@suse.cz>
3899 Jim Wilson <wilson@tuliptree.org>
3900 Andreas Tobler <andreast@gcc.gnu.org>
3903 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3904 rtl.emit instead cfun->emit.
3905 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3906 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3908 2008-04-01 Ben Elliston <bje@au.ibm.com>
3910 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3912 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3914 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3916 (fprofile-use): Add var flag_profile_use
3917 * coverage.c (coverage_begin_output): Do not open a gcno file for
3918 output only if -ftest-coverage is set.
3919 Do not add getpwd() to gcda file path.
3920 (build_gcov_info): Check the new flag
3921 flag_profile_datafile_relative_path.
3922 (coverage_init): Use profile_data_prefix.
3923 Read profile counter only if flag_profile_use is set.
3924 * opts.c (common_handle_option): New option fprofile-use=,
3925 fprofile-dir=, fprofile-generate=.
3926 * toplev.c (profile_data_prefix): New variable definition.
3927 * toplev.h (profile_data_prefix): New declaration.
3928 * doc/invoke.tex (Option Summary, Optimization Options):
3931 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3933 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3934 use tmp consistently.
3937 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3938 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3939 UNSPEC_FR_RECIP_APPROX_RES.
3940 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3942 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3945 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3947 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3950 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3951 element of the vector via a pointer.
3953 2008-03-31 Ian Lance Taylor <iant@google.com>
3955 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3957 2008-03-31 Jan Hubicka <jh@suse.cz>
3959 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3960 get_arg_pointer_save_area.
3961 * expr.c (init_expr): Just clear out rtl.expr.
3962 * function.c (free_after_compilation): Clear out whole RTL structure.
3963 (get_func_frame_size): Merge into ...
3964 (get_frame_size): ... this one.
3965 (assign_stack_local_1): Merge into ...
3966 (assign_stack_local): ... this one.
3967 (expand_function_end): Update call of get_arg_pointer_save_area.
3968 (get_art_pointer_save_area): Remove cfun argument.
3969 * function.h (emit_status): regno_pointer_align does not need length
3970 attribute. Move x_regno_reg_rtx to ...
3971 (regno_reg_rtx): ... new global array.
3972 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3973 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3974 apply_args_value, forced_labels, stack_pointer_delta):
3976 (struct varasm_status): Move here from varasm.c
3977 (struct rtl_data): New. Move here some fields from struct function.
3978 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3979 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3980 used_temp_slots avail_temp_slots, temp_slot_level,
3981 nonlocal_goto_handler_labels): Update accesstors.
3982 (rtl): New global variable.
3983 (struct function): Move some fileds to rtl_data.
3984 (get_arg_pointer_save_area): Update prototype.
3985 * emit-rtl.c (rtl): Declare.
3986 (regno_reg_rtx): Declare.
3987 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3989 (gen_reg_rtx): Update.
3990 (init_virtual_regs): Do not tate emit_status argument.
3991 (init_emit): Do not allocate emit.
3992 * varasm.c (varasm_statuc): Move to function.h.
3993 (n_deferred_constatns): Update accestor.
3994 (init_varasm_status): Do not allocate varasm_status.
3995 (force_const_mem, get_pool_size, output_constant_pool): Update.
3996 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3997 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3999 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4001 PR rtl-optimization/35729
4002 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4005 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4008 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4009 load/store if memory is unaligned.
4010 (*movti_rex64): Likewise.
4012 * config/i386/predicates.md (misaligned_operand): New.
4014 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4017 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4020 2008-03-31 Jan Beulich <jbeulich@novell.com>
4022 * config/ia64/constraints.md: Add 'j' constraint.
4023 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4024 (movdi_internal): Likewise.
4026 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4029 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4031 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4034 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4035 proper error message for the third argument on blendpd and
4038 * config/i386/sse.md (blendbits): New.
4039 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4041 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4043 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4045 2008-03-30 Richard Guenther <rguenther@suse.de>
4048 * fold-const.c (fold_sign_changed_comparison): Do leave
4049 conversions to base-types alone.
4051 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4053 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4054 the link register if one altivec register is be saved.
4056 2008-03-30 Ben Elliston <bje@au.ibm.com>
4058 * final.c (final_scan_insn): Remove if (0) code.
4060 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4062 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4064 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4066 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4067 of V4SFmode to ix86_binary_operator_ok.
4069 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4071 * config/i386/i386.c (override_options): Initialize
4072 ix86_veclib_handler to ix86_veclibabi_svml when
4073 -mveclibabi=svml is used.
4074 (ix86_veclibabi_svml): New function for SVML ABI style
4075 vectorization support.
4076 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4078 2008-03-28 Rafael Espindola <espindola@google.com>
4080 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4081 (tree_binary_nonnegative_warnv_p): Make it public.
4082 (tree_single_nonnegative_warnv_p): Make it public.
4083 (tree_invalid_nonnegative_warnv_p): Make it public.
4084 (tree_unary_nonzero_warnv_p): Make it public.
4085 (tree_binary_nonzero_warnv_p): Make it public
4086 (tree_single_nonzero_warnv_p): Make it public.
4087 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4088 (extract_range_from_binary_expr): Split the expr argument.
4089 (extract_range_from_unary_expr): Split the expr argument.
4090 (extract_range_from_comparison): Split the expr argument.
4091 (extract_range_from_expr): Use the new aux functions.
4092 (vrp_evaluate_conditional_warnv): Use
4093 vrp_evaluate_conditional_warnv_with_ops.
4094 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4095 (tree_binary_nonzero_warnv_p): Declare.
4096 (tree_single_nonzero_warnv_p): Declare.
4097 (tree_expr_nonzero_warnv_p): Declare.
4098 (tree_unary_nonnegative_warnv_p): Declare.
4099 (tree_binary_nonnegative_warnv_p): Declare.
4100 (tree_single_nonnegative_warnv_p): Declare.
4101 (tree_invalid_nonnegative_warnv_p): Declare.
4103 2008-03-28 Richard Guenther <rguenther@suse.de>
4105 PR tree-optimization/30317
4106 PR tree-optimization/30911
4107 PR tree-optimization/34793
4108 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4109 (struct assert_locus_d): New member EXPR.
4110 (register_new_assert_for): Add EXPR parameter to support
4111 ASSERT_EXPR <name, expr OP limit>.
4112 (register_edge_assert_for_1): Adjust callers.
4113 (find_assert_locations): Likewise.
4114 (process_assert_insertions_for): Build condition from expression.
4115 (extract_range_from_assert): Handle ASSERT_EXPRs
4116 of the form ASSERT_EXPR <name, expr OP limit>.
4117 (register_edge_assert_for_2): New helper registering
4118 asserts for comparisons. Recognize range tests of the form
4119 (unsigned)i - CST1 OP CST2.
4120 (register_edge_assert_for_1): Use it.
4121 (register_edge_assert_for): Likewise.
4122 (needs_overflow_infinity): Integer sub-types
4123 do not need overflow infinities.
4124 (vrp_val_is_max): The extreme values of integer sub-types
4125 are those of the base type.
4126 (vrp_val_is_min): Likewise.
4127 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4130 2008-03-28 Nick Clifton <nickc@redhat.com>
4133 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4134 Return GENERAL_REGS for stack adjustment reloads.
4136 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4139 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4140 const_vector when all the vectors are constant.
4142 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4144 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4146 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4147 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4149 (s<code>_sf): Use new scc_sf attribute for opcode names.
4151 2008-03-27 Tom Tromey <tromey@redhat.com>
4153 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4154 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4155 config/spu/t-spu-elf, config/i386/t-interix,
4156 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4157 config/i386/x-darwin, config/i386/x-mingw32,
4158 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4159 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4160 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4161 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4162 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4163 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4164 config/score/t-score-elf, config/arm/t-strongarm-pe,
4165 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4166 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4167 Revert automatic dependency patch.
4169 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4172 * config/i386/i386.c (ix86_function_arg_boundary): Align
4173 decimal floating point to its natural boundary.
4175 2008-03-27 Richard Guenther <rguenther@suse.de>
4178 * fold-const.c (fold_comparison): Restrict distinct decl
4179 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4180 solely rely on operand_equal_p.
4182 2008-03-27 Richard Guenther <rguenther@suse.de>
4185 * c-common.c (handle_weak_attribute): Reject combination of
4188 2008-03-27 Richard Guenther <rguenther@suse.de>
4190 PR tree-optimization/32810
4191 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4192 conversions from DECL_INITIAL.
4193 (fold_const_aggregate_ref): Likewise from constructor elements.
4195 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4197 * tree-affine.h (aff_combination_expand): Declare.
4198 (get_inner_reference_aff): Likewise.
4199 * tree-affine.c (aff_combination_expand): Split out from
4200 tree_to_aff_combination_expand.
4201 (get_inner_reference_aff): New function.
4202 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4203 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4204 (struct lim_aux_data): sm_done field removed.
4205 (mem_ref_loc_p, mem_ref_locs_p): New types.
4206 (struct mem_ref): Added id, stored, accesses_in_loop,
4207 indep_loop, dep_loop, indep_ref, dep_ref fields.
4208 Removed is_stored, locs and next fields.
4209 (memory_accesses): New variable.
4210 (movement_possibility): Do not allow moving statements
4211 that store to memory.
4212 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4214 (determine_max_movement): For statements with memory references,
4215 find the outermost loop in that the reference is independent.
4216 (move_computations_stmt): Mark the virtual operands for renaming.
4217 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4218 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4219 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4220 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4221 create_vop_ref_mapping, analyze_memory_references,
4222 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4223 get_all_locs_in_loop, ref_always_accessed_p,
4224 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4225 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4226 store_motion_loop, store_motion): New functions.
4227 (struct vop_to_refs_elt): New type.
4228 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4229 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4230 (schedule_sm): Replaced by...
4231 (execute_sm): ... this.
4232 (determine_lsm_ref, hoist_memory_references,
4233 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4234 find_more_ref_vops, free_mem_ref, free_mem_refs,
4235 determine_lsm_loop, determine_lsm): Removed.
4236 (tree_ssa_lim_finalize): Free data structures used by store motion.
4237 (tree_ssa_lim): Call analyze_memory_references. Use
4238 store_motion instead of determine_lsm.
4240 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4242 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4243 rename tmake_file to m68hc11/t-m68hc11.
4244 (mcore): Set inhibit_libc to true.
4245 * config.host (alpha*-dec-*vms*): Set extra_programs.
4246 (interix3*): Don't use host_xmake_file.
4247 * configure.ac: Let config.gcc override inhibit_libc.
4248 * configure: Regenerate.
4250 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4251 * config/t-openbsd-thread: Remove commented out lines.
4253 * config/x-interix: Remove.
4255 * config/m68hc11/t-m68hc11-gas: Rename to...
4256 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4258 * config/mcore/t-mcore: Remove T_CFLAGS.
4259 * config/mcore/t-mcore-pe: Likewise.
4261 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4263 * configure.ac: Replace custom __GNU_SOURCE test with
4264 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4265 * aclocal.m4: Regenerate.
4266 * configure: Regenerate.
4267 * config.in: Regenerate.
4269 2008-03-27 Richard Guenther <rguenther@suse.de>
4271 * fold-const.c (target.h): Include.
4272 (fold_comparison): Fold comparison of addresses of decls
4273 that bind locally or of constants. Consolidate address folding code.
4274 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4275 results from fold_binary_to_constant.
4276 (compare_values_warnv): Likewise.
4278 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4281 * fold-const.c (fold_truthop): Check for integeral types when folding
4282 a == 0 && b == 0 and a != 0 || b != 0 .
4284 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4286 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4288 2008-03-26 Andreas Schwab <schwab@suse.de>
4290 * doc/invoke.texi: Fix use of @item vs. @itemx.
4292 2008-03-26 Tom Tromey <tromey@redhat.com>
4294 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4295 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4296 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4297 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4298 build/genconstants.o, build/genemit.o, build/genextract.o,
4299 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4300 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4303 2008-03-26 Richard Guenther <rguenther@suse.de>
4306 2008-03-26 Richard Guenther <rguenther@suse.de>
4308 * fold-const.c (target.h): Include.
4309 (fold_comparison): Fold comparison of addresses of two decls
4310 that bind locally. Consolidate address folding code.
4312 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4314 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4315 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4316 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4317 dconstsqrt2, dconstthird, dconste and/or dconst10.
4318 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4319 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4320 dconstsqrt2, dconste): Delete.
4321 (init_emit_once): Likewise. Simplify initializing dconstm1.
4323 * real.c (get_real_const): New.
4324 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4325 dconstsqrt2, dconste): Delete.
4326 (real_value_const, get_real_const): New.
4328 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4330 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4332 * config/i386/i386.c (ix86_function_arg_boundary): Check
4333 BIGGEST_ALIGNMENT instead of 128.
4334 (setup_incoming_varargs_64): Likewise.
4336 2008-03-26 Tom Tromey <tromey@redhat.com>
4338 * Makefile.in (DEPFILES): Add missing '/'.
4340 2008-03-26 Richard Guenther <rguenther@suse.de>
4342 * fold-const.c (target.h): Include.
4343 (fold_comparison): Fold comparison of addresses of two decls
4344 that bind locally. Consolidate address folding code.
4346 2008-03-26 Nick Clifton <nickc@redhat.com>
4349 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4350 not allow INT+INT as a legitimate addressing mode.
4352 2008-03-26 Richard Guenther <rguenther@suse.de>
4354 * tree-flow.h (widen_bitfield): Remove declaration.
4355 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4356 (widen_bitfield): Remove function.
4357 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4360 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4363 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4366 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4368 PR rtl-optimization/35232
4369 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4370 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4371 reg_reloaded_call_part_clobbered here.
4372 (reload_regs_reach_end_p): New function.
4373 (reload_reg_rtx_for_input): New variable.
4374 (reload_reg_rtx_for_output): Likewise.
4375 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4376 when reassigning a pseudo register. Load reloadreg from
4377 reload_reg_rtx_for_input, moving the mode and register
4379 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4380 instead of the original when deciding whether an input reload
4381 would be a no-op or whether an output reload can be deleted.
4382 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4383 when setting up new_spill_reg_store. Load it from
4384 reload_reg_rtx_for_output, moving the mode and register
4386 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4387 instead of the original when deciding whether an output reload
4388 would be a no-op. Do the same when modifying insn notes.
4389 Use rtx_equal_p instead of == to compare the registers.
4390 (inherit_piecemeal_p): Take a mode and two register numbers
4392 (emit_reload_insns): Clear new_spill_reg_store for every hard
4393 register in the reload register. Remove spill registers
4394 from reg_reloaded_valid before considering whether to record
4395 inheritance information for them. Use reload_reg_rtx_for_output
4396 instead of reg_rtx when recording output reloads. Use
4397 reload_reg_rtx_for_input instead of reg_rtx when recording
4398 input reloads. Set or clear reg_reloaded_call_part_clobbered
4399 at the same time as setting reg_reloaded_valid.
4400 (delete_output_reload): Add a new_reload_reg parameter and use it
4401 instead of rld[j].reg_rtx.
4402 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4405 2008-03-25 Tom Tromey <tromey@redhat.com>
4407 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4408 (build/genattr.o): Likewise.
4409 (build/genattrtab.o): Likewise.
4410 (build/gencodes.o): Likewise.
4411 (build/genconfig.o): Likewise.
4412 (build/genconstants.o): Likewise.
4413 (build/genemit.o): Likewise.
4414 (build/genextract.o): Likewise.
4415 (build/genflags.o): Likewise.
4417 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4419 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4420 instead of size_int for integer types.
4421 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4422 to match type of MINUS_EXPR.
4424 2008-03-25 Tom Tromey <tromey@redhat.com>
4426 * configure: Rebuilt.
4427 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4430 2008-03-25 Tom Tromey <tromey@redhat.com>
4432 * config/x-solaris (host-solaris.o): Update.
4433 * config/x-linux (host-linux.o): Update.
4434 * config/x-hpux (host-hpux.o): Update.
4435 * config/x-darwin (host-darwin.o): Update.
4436 * config/v850/t-v850e (v850-c.o): Update.
4437 * config/v850/t-v850 (v850-c.o): Update.
4438 * config/t-vxworks (vxworks.o): Update.
4439 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4440 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4441 * config/spu/t-spu-elf (spu-c.o): Update.
4443 * config/sh/t-symbian (sh-c.o): Update.
4444 (symbian.o): Update.
4445 * config/sh/t-sh (sh-c.o): Update.
4446 * config/score/t-score-elf (score7.o, score3.o): Update.
4447 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4448 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4449 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4450 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4452 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4453 * config/m32c/t-m32c (m32c-pragma.o): Update.
4454 * config/ia64/t-ia64 (ia64-c.o): Update.
4455 * config/i386/x-mingw32 (host-mingw32.o): Update.
4456 * config/i386/x-i386 (driver-i386.o): Update.
4457 * config/i386/x-darwin (host-i386-darwin.o): Update.
4458 * config/i386/x-cygwin (host-cygwin.o): Update.
4459 * config/i386/t-nwld (nwld.o): Update.
4460 * config/i386/t-netware (netware.o): Update.
4461 * config/i386/t-interix (winnt.o): Update.
4462 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4463 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4464 msformat-c.o): Update.
4465 * config/bfin/t-bfin-linux (generated_files): Add
4466 linux-sysroot-suffix.h.
4467 * config/arm/t-wince-pe (pe.o): Update.
4468 * config/arm/t-strongarm-pe (pe.o): Update.
4469 * config/arm/t-pe (pe.o): Update.
4470 * config/arm/t-arm (arm-c.o): Update.
4471 * doc/install.texi (Prerequisites): Require make 3.80.
4472 * Makefile.in: Remove .o targets.
4473 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4474 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4475 (simple_generated_h, simple_generated_c): Move earlier.
4476 (generated_files): New variable.
4477 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4478 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4479 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4480 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4481 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4482 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4483 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4484 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4485 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4486 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4487 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4488 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4490 (COMPILE.base, COMPILE): New variables.
4491 (%.o): New pattern rule.
4492 (ALL_HOST_OBJS): New variable.
4493 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4494 (dummy-checksum.o, cc1-checksum.o): Remove.
4495 (DRIVER_SHLIB): New variable.
4496 (DRIVER_DEFINES): Use it.
4497 (gencondmd.c): Move out of build/.
4498 (s-conditions): Update.
4499 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4500 (ALL_BUILD_OBJS): Likewise.
4501 (build/%.o): Use BUILDCOMPILE.
4502 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4503 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4504 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4505 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4506 build/genconfig.o, build/genconstants.o, build/genemit.o,
4507 build/genextract.o, build/genflags.o, build/genmddeps.o,
4508 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4509 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4510 build/gen-protos.o, build/scan.o, build/fix-header.o,
4511 build/scan-decls.o): Simplify.
4512 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4513 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4514 prefix.o, toplev.o): Reduce to variable setting.
4515 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4516 ($(out_object_file), gcc-options.o): New targets.
4517 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4518 * configure: Rebuilt.
4519 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4520 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4522 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4524 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4525 complain when we hit an error, return ERROR_MARK_NODE.
4527 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4529 * config/sh/constraints.md (Pso, Psz): New constraints.
4530 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4531 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4533 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4535 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4536 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4538 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4540 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4541 (prefetch_sh2a): New.
4543 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4544 Naveen.H.S <naveen.hs@kpitcummins.com>
4546 * config/sh/constraints.md (I28): New constraint.
4547 * config/sh/sh.c (broken_move): Add support for movi20s.
4548 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4550 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4551 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4552 Naveen.H.S <naveen.hs@kpitcummins.com>
4554 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4555 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4556 (print_operand): Handle resbank in %@ operand code.
4557 (sh_encode_section_info): New.
4558 (push_regs): Add conditions for resbank.
4559 (sh_expand_epilogue): Likewise.
4560 (sh_insert_attributes): Likewise.
4561 (sh_attribute_table): Likewise.
4562 (sh_handle_resbank_handler_attribute): New.
4563 (sh2a_handle_function_vector_handler_attribute): New.
4564 (sh2a_is_function_vector_call): New.
4565 (sh2a_get_function_vector_number): New.
4566 (sh2a_function_vector_p): New.
4567 (sh_cfun_resbank_handler_p): New.
4568 * config/sh/sh.md (calli): Emit jsr/n if possible.
4569 (calli_tbr_rel): New.
4570 (calli_pcrel): Emit jsr/n if possible.
4571 (return_i): Emit rts/n if possible.
4572 (call_valuei_tbr_rel): New.
4573 (call_valuei_pcrel): Add condition for SH2A target.
4574 (call_value): Likewise.
4575 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4576 (sh2a_get_function_vector_number): Likewise.
4577 (sh2a_is_function_vector_call): Likewise.
4578 * doc/extend.texi: Document TBR relative addressing of SH2A.
4579 (resbank): Add description for SH2A.
4581 2008-03-24 Richard Guenther <rguenther@suse.de>
4584 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4585 pointer assignments change conversions according to middle-end rules.
4586 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4587 * configure.ac: Include type checking in yes.
4588 * configure: Regenerate.
4590 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4592 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4593 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4595 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4597 * gthr-vxworks.h (UNUSED): Define.
4599 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4601 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4603 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4605 * doc/extend.texi (Function Attributes): Add missing comma in the
4606 example of the "alloc_size" attribute.
4608 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4611 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4613 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4616 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4619 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4620 of the underlying type of a MS bitfield layout to the natural
4621 alignment of the type.
4623 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4625 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4626 to their natural alignment to avoid store forwarding stalls.
4628 2008-03-22 Richard Guenther <rguenther@suse.de>
4630 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4631 For PHI nodes verify the address is invariant.
4632 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4633 (get_symbol_constant_value): Use is_gimple_min_invariant.
4634 (maybe_fold_stmt_indirect): Likewise.
4636 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4638 PR rtl-optimization/33927
4639 * Makefile.in (dse.o): Depend on $(TM_P_H).
4640 * expr.h (extract_low_bits): Declare.
4641 * expmed.c (extract_low_bits): New function.
4642 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4643 * dse.c: Include tm_p.h.
4644 (find_shift_sequence): Remove the read_reg argument and return the
4645 read value. Emit the instructions instead of returning them.
4646 Iterate on new_mode rather than calculating it each time.
4647 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4648 source to NEW_MODE and extract_low_bits to convert the shifted
4650 (replace_read): Allow the load and store to have different mode
4651 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4652 or extraction instructions before trying the replacement. Update
4653 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4655 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4657 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4658 to their natural alignment to avoid store forwarding stalls.
4660 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4663 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4664 encouraging but not allowing gprs for input;
4665 change the input constraint to !f#r.
4666 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4668 change the output constraint to !f#r.
4670 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4673 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4674 corresponding post-reload splitters.
4675 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4676 when x87 FP math is selected.
4677 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4678 New function prototype.
4679 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4680 unreachable function to ease macroization of insn patterns.
4682 2008-03-21 Martin Jambor <mjambor@suse.cz>
4684 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4685 reference dumps if ddr is NULL or dependence is unknown.
4687 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4689 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4690 unsigned extension into account.
4691 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4692 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4693 Do computations on a scratch register.
4695 2008-03-21 Richard Guenther <rguenther@suse.de>
4697 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4698 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4699 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4700 * tree-ssa-dom.c (record_equality): Likewise.
4701 * tree-inline.c (copy_body_r): Likewise.
4702 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4705 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4707 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4708 as 'delete_unused' argument.
4710 2008-03-20 Richard Guenther <rguenther@suse.de>
4712 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4713 special casing of constant qualifiers.
4714 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4715 care about them in general.
4716 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4717 regardless of their type.
4718 (fold_stmt_r): Forcefully fold *& if we end up with that.
4720 2008-03-20 Paul Brook <paul@codesourcery.com>
4722 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4723 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4725 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4727 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4728 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4730 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4732 * common.opt (Wmudflap): New option.
4733 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4734 (mx_register_decls): Likewise.
4735 (mudflap_finish_file): Likewise.
4736 * doc/invoke.texi: Document -Wno-mudflap.
4738 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4740 * c-format.c (replace_format_name_to_system_name): New.
4742 (convert_format_name_to_system_name): New.
4743 (decode_format_attr): Add use of convert_format_name_to_system_name.
4744 (format_types_orig): Add gnu_ prefix to names.
4745 (check_format_info_main): Special treating of \0 escaped names for
4746 supporting multi-character format specifiers as I32, I64.
4747 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4748 (gnu_target_overrides_format_attributes): New.
4749 * c-format.h: Add structure target_ovr_attr to hold
4750 system specific formatter names.
4751 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4752 msformat-c.o file to c_target_objs and cxx_target_objs.
4753 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4754 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4755 (TARGET_N_FORMAT_TYPES): New.
4756 * config/i386/msformat-c.c: New.
4757 * config/i386/t-cygming: Add build rule for msformat-c.o.
4758 * doc/extend.texi: Add new format names gnu_* and ms_* and
4760 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4762 2008-03-20 Ira Rosen <irar@il.ibm.com>
4764 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4765 optimizations turned on under -O3.
4766 (ftree-vectorize): Add that the flag is turned on with -O3.
4768 2008-03-20 Ben Elliston <bje@au.ibm.com>
4770 * regmove.c (try_auto_increment): Fix spelling error in comment.
4771 * final.c (final_scan_insn): Likewise.
4773 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4777 allocator preferences for "y" and "r" class registers.
4778 ("*mov<mode>_internal"): Ditto.
4779 ("*movv2sf_internal_rex64"): Ditto.
4780 ("*movv2sf_internal"): Ditto.
4782 2008-03-19 Michael Matz <matz@suse.de>
4785 * calls.c (expand_call): Check overlap of arguments with call
4786 address for sibcalls.
4788 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4791 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4792 of the underlying type of a MS bitfield layout to the natural
4793 alignment of the type.
4795 2008-03-19 Jan Hubicka <jh@suse.cz>
4798 * toplev.c (decode_d_option): Handle all CPP flags.
4799 * tree-vrp.c: Update tree_pass descriptors.
4800 * regrename.c: Update tree_pass descriptors.
4801 * fwprop.c: Update tree_pass descriptors.
4802 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4803 * tree-into-ssa.c: Update tree_pass descriptors.
4804 * tree-dump.c: Update tree_pass descriptors.
4805 * tree-complex.c: Update tree_pass descriptors.
4806 * tree-dump.h: Update tree_pass descriptors.
4807 * see.c: Update tree_pass descriptors.
4808 * cgraphbuild.c: Update tree_pass descriptors.
4809 * tracer.c: Update tree_pass descriptors.
4810 * tree-loop-distribution.c: Update tree_pass descriptors.
4811 * cgraph.c: Update tree_pass descriptors.
4812 * postreload-gcse.c: Update tree_pass descriptors.
4813 * postreload.c: Update tree_pass descriptors.
4814 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4815 * tree-tailcall.c: Update tree_pass descriptors.
4816 * tree-pass.h (tree_opt_pass): Rename to ...
4817 (opt_pass) ... this one; add "type" field and remove letter field.
4818 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4819 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4820 all_lowering_passes): Update declaration.
4821 * ipa-cp.c: Update tree_pass descriptors.
4822 * final.c: Update tree_pass descriptors.
4823 * omp-low.c: Update tree_pass descriptors.
4824 * tree-ssa-dse.c: Update tree_pass descriptors.
4825 * ipa-reference.c: Update tree_pass descriptors.
4826 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4827 * auto-inc-dec.c: Update tree_pass descriptors.
4828 * reorg.c: Update tree_pass descriptors.
4829 * cgraphunit.c: Update tree_pass descriptors.
4830 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4831 * tree-ssa-ccp.c: Update tree_pass descriptors.
4832 * df-core.c: Update tree_pass descriptors.
4833 * mode-switching.c: Update tree_pass descriptors.
4834 * tree-nomudflap.c: Update tree_pass descriptors.
4835 * modulo-sched.c: Update tree_pass descriptors.
4836 * ipa-pure-const.c: Update tree_pass descriptors.
4837 * cse.c: Update tree_pass descriptors.
4838 * web.c: Update tree_pass descriptors.
4839 * tree-stdarg.c: Update tree_pass descriptors.
4840 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4841 * tree-ssa-dom.c: Update tree_pass descriptors.
4842 * tree-nrv.c: Update tree_pass descriptors.
4843 * tree-ssa-alias.c: Update tree_pass descriptors.
4844 * loop-init.c: Update tree_pass descriptors.
4845 * gimple-low.c: Update tree_pass descriptors.
4846 * ipa-inline.c: Update tree_pass descriptors.
4847 * tree-ssa-sink.c: Update tree_pass descriptors.
4848 * global.c: Update tree_pass descriptors.
4849 * ifcvt.c: Update tree_pass descriptors.
4850 * jump.c: Update tree_pass descriptors.
4851 * predict.c: Update tree_pass descriptors.
4852 * tree-ssa-loop.c: Update tree_pass descriptors.
4853 * recog.c: Update tree_pass descriptors.
4854 * dse.c: Update tree_pass descriptors.
4855 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4856 * tree-eh.c: Update tree_pass descriptors.
4857 * regmove.c: Update tree_pass descriptors.
4859 * function.c: Update tree_pass descriptors.
4860 * tree-vectorizer.c: Update tree_pass descriptors.
4861 * gcse.c: Update tree_pass descriptors.
4862 * ipa-type-escape.c: Update tree_pass descriptors.
4863 * tree-if-conv.c: Update tree_pass descriptors.
4864 * init-regs.c: Update tree_pass descriptors.
4865 * ipa.c: Update tree_pass descriptors.
4866 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4867 * rtl-factoring.c: Update tree_pass descriptors.
4868 * lower-subreg.c: Update tree_pass descriptors.
4869 * bt-load.c: Update tree_pass descriptors.
4870 * tree-dfa.c: Update tree_pass descriptors.
4871 * except.c: Update tree_pass descriptors.
4872 * emit-rtl.c: Update tree_pass descriptors.
4873 * cfgexpand.c: Update tree_pass descriptors.
4874 * tree-cfgcleanup.c: Update tree_pass descriptors.
4875 * cfgcleanup.c: Update tree_pass descriptors.
4876 * tree-ssa-pre.c: Update tree_pass descriptors.
4877 * tree-sra.c: Update tree_pass descriptors.
4878 * tree-mudflap.c: Update tree_pass descriptors.
4879 * tree-ssa-copy.c: Update tree_pass descriptors.
4880 * cfglayout.c: Update tree_pass descriptors.
4881 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4882 * tree-ssa-dce.c: Update tree_pass descriptors.
4883 * tree-ssa.c: Update tree_pass descriptors.
4884 * regclass.c: Update tree_pass descriptors.
4885 * integrate.c: Update tree_pass descriptors.
4886 * tree-optimize.c: Update tree_pass descriptors.
4887 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4888 * tree-object-size.c: Update tree_pass descriptors.
4889 * combine.c: Update tree_pass descriptors.
4890 * tree-outof-ssa.c: Update tree_pass descriptors.
4891 * bb-reorder.c: Update tree_pass descriptors.
4892 * stack-ptr-mod.c: Update tree_pass descriptors.
4893 * var-tracking.c: Update tree_pass descriptors.
4894 * tree-profile.c: Update tree_pass descriptors.
4895 * tree-vect-generic.c: Update tree_pass descriptors.
4896 * reg-stack.c: Update tree_pass descriptors.
4897 * sched-rgn.c: Update tree_pass descriptors.
4898 * tree-ssa-structalias.c: Update tree_pass descriptors.
4899 * tree-cfg.c: Update tree_pass descriptors.
4900 * passes.c (current_pass): Update declaration.
4901 (finish_optimization_passes): Update.
4902 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4903 (register_one_dump_file, register_dump_files_1, next_pass_1):
4905 (init_optimization_passes): Update handling of new types.
4906 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4907 * ipa-struct-reorg.c: Update tree_pass descriptors.
4908 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4909 * combine-stack-adj.c: Update tree_pass descriptors.
4910 * cfgrtl.c: Update tree_pass descriptors.
4911 * dce.c: Update tree_pass descriptors.
4912 * tree-ssanames.c: Update tree_pass descriptors.
4914 2008-03-19 Richard Guenther <rguenther@suse.de>
4917 * tree-ssa.c (walk_data): New structure.
4918 (warn_uninitialized_var): If not always_executed warn with "maybe"
4920 (execute_early_warn_uninitialized): Compute post-dominators.
4921 Initialize always_executed before processing each basic block.
4923 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4926 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4927 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4929 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4931 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4933 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4935 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4937 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4938 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4939 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4940 target after ignore has been set, and move there also the commputation
4941 of subtarget and original_target.
4942 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4943 (LANG_HOOKS_INITIALIZER): Remove it.
4944 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4946 2008-03-18 Richard Guenther <rguenther@suse.de>
4948 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4949 found an expression with constants, note that in the VN for the lhs.
4950 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4951 fold them to constants if possible. Run cleanup_cfg if done so.
4952 (execute_pre): Return todo.
4954 (execute_fre): Likewise.
4955 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4957 (get_prop_source_stmt): Look through pointer conversions.
4959 2008-03-18 Jan Hubicka <jh@suse.cz>
4961 * tree-pretty-print.c: Include predict.h.
4962 (dump_generic_node): Dump predictor.
4963 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4964 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4965 * gimple-low.c (lower_stmt): Likewise.
4966 * expr.c (expand_expr_real): Likewise.
4967 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4969 (build_predict_expr, build_predict_expr): New.
4970 * predict.h (predictor_name, build_predict_expr): Update.
4971 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4972 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4973 * predict.def (PRED_CONTINUE): Update hitrate.
4974 * tree.def (PREDICT_EXPR): Define.
4975 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4976 do not handle BIND_EXPR.
4977 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4978 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4979 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4982 2008-03-18 Michael Matz <matz@suse.de>
4984 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4986 2008-03-18 Richard Guenther <rguenther@suse.de>
4988 * tree-gimple.h (is_gimple_invariant_address): Declare.
4989 (is_gimple_constant): Likewise.
4990 * tree-gimple.c (is_gimple_constant): New function.
4991 (is_gimple_invariant_address): Likewise.
4992 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4993 and is_gimple_invariant_address.
4994 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4996 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4997 an addressable base.
4999 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5002 * gimplify.c (gimplify_expr): Gimplify second operand of
5005 2008-03-17 Richard Guenther <rguenther@suse.de>
5007 PR tree-optimization/19637
5008 * fold-const.c (fold_unary): Remove restrictions of removing
5009 intermediate pointer-conversions (P2)(P1)P0.
5010 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5011 conversion to void pointer.
5012 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5014 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5017 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5018 emulated thread local variables.
5020 2008-03-16 Richard Guenther <rguenther@suse.de>
5023 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5024 expand TREE_INVARIANT operations that are not gimple invariant.
5026 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5028 * doc/extend.texi (Alignment): Say that the ABI controls
5029 the __alignof__ for non-strict-alignment targets rather
5030 than being a recommendation.
5032 2008-03-15 Paul Brook <paul@codesourcery.com>
5034 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5036 (arm_output_fn_unwind): Mark functions that can not be unwound.
5038 2008-03-15 Paul Brook <paul@codesourcery.com>
5040 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5041 extension instructions.
5043 2008-03-15 Richard Guenther <rguenther@suse.de>
5045 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5046 and fold constant aggregate refs.
5047 (fold_const_aggregate_ref): Handle string constants
5048 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5049 (evaluate_stmt): Simplify now that ccp_fold folds constant
5052 2008-03-15 Paul Brook <paul@codesourcery.com>
5054 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5055 (extzv): Use gen_extzv_t2.
5056 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5058 2008-03-15 Richard Guenther <rguenther@suse.de>
5060 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5061 (fold_const_aggregate_ref): Likewise.
5062 (get_value): Return NULL if we don't have any values.
5063 (ccp_finalize): Set const_val to NULL after freeing it.
5064 * tree-flow.h (get_symbol_constant_value): Declare.
5065 (fold_const_aggregate_ref): Likewise.
5066 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5068 2008-03-15 Richard Guenther <rguenther@suse.de>
5071 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5072 to not produce negative array indices if not allowed. Add
5073 parameter to indicate that.
5074 (maybe_fold_offset_to_component_ref): Allow negative array
5075 indices only for the first member of a structure.
5076 (maybe_fold_offset_to_reference): Allow negative array indices.
5077 (maybe_fold_stmt_addition): Likewise.
5079 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5080 Anatoly Sokolov <aesok@post.ru>
5082 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5083 (avr_arch): Add ARCH_AVR6.
5084 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5085 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5086 instead of fixed value 2.
5087 (print_operand_address): Use gs() asm specifier instead of pm().
5088 (avr_assemble_integer): (Ditto.).
5089 (avr_output_addr_vec_elt): (Ditto.).
5090 (print_operand): Handle "!" code.
5091 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5092 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5093 (AVR_HAVE_EIJMP_EICALL): Define.
5094 (AVR_3_BYTE_PC): Redefine.
5095 (AVR_2_BYTE_PC): (Ditto.).
5096 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5097 (LINK_SPEC): Add atmega2560 and atmega2561.
5098 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5100 * config/avr/avr.md (call_insn): Use eicall instead of icall
5101 for 3 byte PC devices.
5102 (call_value_insn): (Ditto.).
5103 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5104 (indirect_jump): Use only for for 2 byte PC devices.
5105 (*tablejump): (Ditto.).
5106 (*indirect_jump_avr6): Add insn.
5107 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5108 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5109 instead of ijmp for 3 byte PC devices.
5110 (__tablejump2__): (Ditto.).
5111 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5112 (MULITLIB_DIRNAMES): (Ditto.).
5113 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5115 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5117 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5118 "sse2_umulsidi3". Use V1DI mode for operand 0.
5119 ("mmx_psadbw"): Use V1DI mode for operand 0.
5120 * config/i386/i386-modes.def (V1SI): New vector mode.
5121 * config/i386/i386.c (struct builtin_description)
5122 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5123 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5124 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5125 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5126 v1di_ftype_v8qi_v8qi type.
5127 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5129 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5130 __builtin_ia32_pmuludq]: Fix the mode of return value.
5132 2008-03-15 Richard Guenther <rguenther@suse.de>
5135 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5138 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5140 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5141 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5142 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5143 unless TARGET_SERIALIZE_VOLATILE is enabled.
5144 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5145 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5146 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5148 2008-03-14 Richard Guenther <rguenther@suse.de>
5150 PR tree-optimization/34172
5151 * tree-flow.h (refs_may_alias_p): Declare.
5152 (get_single_def_stmt): Likewise.
5153 (get_single_def_stmt_from_phi): Likewise.
5154 (get_single_def_stmt_with_phi): Likewise.
5155 * tree-dfa.c (refs_may_alias_p): New function.
5156 (get_single_def_stmt): Likewise.
5157 (get_single_def_stmt_from_phi): Likewise.
5158 (get_single_def_stmt_with_phi): Likewise.
5159 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5160 (vn_reference_lookup_1): New helper function.
5161 (vn_reference_lookup): Walk the virtual use-def chain to
5162 continue searching for a match if the def does not alias the
5163 reference we are looking for.
5165 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5167 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5168 archive and Perzl. Update The Written Word listing.
5170 2008-03-14 Richard Guenther <rguenther@suse.de>
5172 PR tree-optimization/34043
5173 PR tree-optimization/33989
5174 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5176 (bitmap_find_leader): Use extra argument to verify dominance
5177 relationship inside a basic-block.
5178 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5179 (find_leader_in_sets): Adjust.
5180 (create_component_ref_by_pieces): Take extra argument for
5181 dominance check, handle lookup failures.
5182 (find_or_generate_expression): Likewise.
5183 (create_expression_by_pieces): Likewise.
5184 (insert_into_preds_of_block): Adjust.
5185 (create_value_expr_from): If asked for, verify all operands
5186 are in the blocks AVAIL_OUT set.
5187 (make_values_for_stmt): Check for SSA_NAMEs that are life
5188 over an abnormal edge.
5189 (compute_avail): Remove such check.
5190 (do_SCCVN_insertion): New function.
5191 (eliminate): If we do not find a leader suitable for replacement
5192 insert a replacement expression from SCCVN if available.
5193 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5194 (struct vn_ssa_aux): Add needs_insertion flag.
5195 * tree-ssa-sccvn.c (may_insert): New global flag.
5196 (copy_reference_ops_from_ref): Value-number union member access
5197 based on its size, not type and member if insertion is allowed.
5198 (visit_reference_op_load): For a weak match from union type
5199 punning lookup a view-converted value and insert a SSA_NAME
5200 for that value if that is not found.
5201 (visit_use): Make dumps shorter. Do not disallow value numbering
5202 SSA_NAMEs that are life over an abnormal edge to constants.
5203 (free_scc_vn): Release inserted SSA_NAMEs.
5204 (run_scc_vn): New flag to specify whether insertion is allowed.
5205 Process SSA_NAMEs in forward order.
5206 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5207 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5208 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5209 pointer type to/from integral types that do not change the
5210 precision to regular conversions.
5212 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5214 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5215 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5216 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5217 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5218 input arguments and the mode of return value. Built-in functions
5219 that operate on whole 64-bit MMX register now use V1DI mode.
5221 2008-03-13 Alon Dayan <alond@il.ibm.com>
5222 Olga Golovanevsky <olga@il.ibm.com>
5224 PR tree-optimization/35041
5225 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5226 to locate the right position in a statement.
5228 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5232 * config/i386/xmmintrin.h: Change all static inline functions to
5233 extern inline and add __gnu_inline__ attribute.
5234 * config/i386/bmintrin.h: Ditto.
5235 * config/i386/smmintrin.h: Ditto.
5236 * config/i386/tmmintrin.h: Ditto.
5237 * config/i386/mmintrin-common.h: Ditto.
5238 * config/i386/ammintrin.h: Ditto.
5239 * config/i386/emmintrin.h: Ditto.
5240 * config/i386/pmmintrin.h: Ditto.
5241 * config/i386/mmintrin.h: Ditto.
5242 * config/i386/mm3dnow.h: Ditto.
5244 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5247 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5248 (lower_omp_2): New function.
5249 (lower_omp_1, lower_omp): Rewritten.
5251 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5254 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5255 with the phrase "Microsoft Windows compilers".
5256 (Push/Pop Macro Pragmas): New subsection. Document
5257 #pragma push_macro and pragma pop_macro.
5259 2008-03-12 Paul Brook <paul@codesourcery.com>
5261 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5263 2008-03-12 Paul Brook <paul@codesourcery.com>
5265 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5266 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5267 (thumb2_addsi_shortim): Rename ...
5268 (thumb2_addsi_short): ... to this. Allow register operands.
5269 (thumb2_subsi_short): New pattern.
5270 (thumb2_one_cmplsi2_short,
5271 thumb2_negsi2_short): New patterns and peepholes.
5273 2008-03-12 Paul Brook <paul@codesourcery.com>
5275 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5277 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5279 * config/i386/i386.md (int_cond): New code iterator.
5281 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5282 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5283 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5284 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5285 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5286 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5287 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5288 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5290 2008-03-12 Paul Brook <paul@codesourcery.com>
5292 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5293 instead of {arm,thumb}_compute_save_reg_mask.
5294 (output_return_instruction): Ditto.
5295 (thumb_unexpanded_epilogue): Ditto.
5296 (thumb1_expand_prologue): Ditto.
5297 (thumb1_output_function_prologue): Ditto.
5298 (arm_set_return_address): Ditto.
5299 (thumb_set_return_address): Ditto.
5300 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5301 regs to achieve stack alignment.
5302 (thumb1_compute_save_reg_mask): Fix compiler warning.
5303 (arm_output_epilogue): Use offsets->saved_regs_mask.
5304 Adjust stack pointer by poping call clobered registers.
5305 (arm_expand_prologue): Use offsets->saved_regs_mask.
5306 Adjust stack pointer by pushing extra registers.
5307 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5309 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5312 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5313 conversion to the operands of a multiplication.
5315 2008-03-12 Richard Guenther <rguenther@suse.de>
5317 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5318 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5319 * timevar.def (TV_TREE_PHIPROP): Add.
5320 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5321 pass description. Use TV_TREE_PHIPROP.
5322 * tree-ssa-forwprop.c: Remove phiprop code.
5324 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5327 * omp-low.c (maybe_lookup_decl): Constify first argument.
5328 (use_pointer_for_field): Change last argument from bool to
5329 omp_context *. Disallow shared copy-in/out in nested
5330 parallel if decl is shared in outer parallel too.
5331 (build_outer_var_ref, scan_sharing_clauses,
5332 lower_rec_input_clauses, lower_copyprivate_clauses,
5333 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5335 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5336 Ira Rosen <irar@il.ibm.com>
5338 * tree-vectorizer.c (free_stmt_vec_info): New function.
5339 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5340 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5341 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5342 * tree-vect-transform.c (vectorizable_conversion): Free
5343 vec_oprnds0 if it was allocated.
5344 (vect_permute_store_chain): Remove unused VECs.
5345 (vectorizable_store): Free VECs that are allocated in the..
5347 (vect_transform_strided_load, vectorizable_load): Likewise.
5348 (vect_remove_stores): Simplify the code.
5349 (vect_transform_loop): Move code to vect_remove_stores().
5350 Call vect_remove_stores() and free_stmt_vec_info().
5352 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5354 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5355 TARGET_HPUX. Revise comment.
5356 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5357 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5358 Use sr4 variant of `be' instruction when not generating PIC code.
5359 (attr_length_call): Adjust for above change.
5361 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5363 * ipa-reference.c (static_execute): Remove module_statics_const and
5364 associated setting code.
5366 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5369 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5370 predicate for operand 1.
5371 (paritysi2_cmp): Use register_operand predicate for operand 2.
5372 Use earlyclobber modifier for operand 1. Remove support for
5374 (paritydi2_cmp): Use register_operand predicate for operand 3.
5375 Use earlyclobber modifier for operand 1. Remove support for
5378 2008-03-11 Paul Brook <paul@codesourcery.com>
5379 Vladimir Prus <vladimir@codesourcery.com>
5381 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5382 (arm_compute_save_reg0_reg12_mask): Always
5383 check if register 11 must be saved. Always safe hard frame pointer
5384 when frame_pointer_needeed.
5385 (arm_compute_save_reg_mask): Save IP and PC
5386 only with apcs frames.
5387 (arm_output_epilogue): Adjust Thumb2 codepath to
5388 be also invoked and work for ARM non-apcs frames.
5389 (arm_expand_prologue): Don't bother saving IP
5390 for non-apcs frame, since it's not clobbered by
5391 prologue code. Implement non-apcs frame
5394 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5396 PR rtl-optimization/35281
5397 * expr.c (convert_move): Use a new pseudo for the intermediate
5398 from_mode->word_mode result.
5400 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5402 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5403 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5404 * toplev.c (compile_file): Don't call it.
5406 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5409 * expr.c (store_expr): Call emit_block_move if the mode
5410 of "temp" RTX is BLKmode.
5412 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5413 Richard Guenther <rguenther@suse.de>
5415 PR tree-optimization/31358
5416 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5417 the step with a NULL_TREE.
5418 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5419 to sizetype if type is a pointer type.
5420 (add_candidate_1): Don't convert the base and step to
5421 the generic type if the orginal type is a pointer type.
5422 (add_iv_value_candidates): Use sizetype for the step
5423 if type is a pointer type.
5424 (cand_value_at): Likewise.
5425 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5427 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5428 Don't convert the tem affine to the type.
5429 (add_elt_to_tree): Use sizetype for the step if a pointer.
5430 Use POINTER_PLUS_EXPR for pointers.
5431 (aff_combination_to_tree): Use sizetype for the step if a
5434 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5436 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5437 Remove commutativity hint.
5439 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5443 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5444 errorneous type. Check that v is a VAR_DECL.
5447 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5449 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5451 PR tree-optimization/35494
5452 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5453 may be overriden at link and run time.
5455 2008-03-10 Richard Guenther <rguenther@suse.de>
5457 PR tree-optimization/34677
5458 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5459 (poolify_tree): Likewise.
5460 (modify_expr_template): Likewise.
5461 (poolify_modify_stmt): Likewise.
5462 (insert_fake_stores): Handle all component-ref style stores
5463 in addition to INDIRECT_REF. Also handle complex types.
5464 Do not poolify the inserted load.
5465 (realify_fake_stores): Do not rebuild the tree but only
5466 make it a SSA_NAME copy.
5467 (init_pre): Remove initialzation of modify_expr_template.
5468 Do not allocate modify_expr_node_pool.
5469 (fini_pre): Do not free modify_expr_node_pool.
5471 2008-03-10 Paul Brook <paul@codesourcery.com>
5473 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5476 2008-03-10 Paul Brook <paul@codesourcery.com>
5477 Mark Shinwell <shinwell@codesourcery.com>
5479 * config/arm/cortex-r4.md: New.
5480 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5482 * config/arm/arm.md: Include cortex-r4.md.
5483 (insn): Add smmls, sdiv and udiv values.
5484 (generic_sched): Don't use generic scheduling for Cortex-R4.
5485 (arm_issue_rate): New function.
5486 (TARGET_SCHED_ISSUE_RATE): Define.
5488 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5490 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5492 2008-03-10 Richard Guenther <rguenther@suse.de>
5494 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5495 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5497 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5499 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5500 Set default to true.
5502 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5504 * c.opt (Wsynth): Deprecate.
5505 * doc/invoke.texi (Option Summary, Warning Options): Document
5506 -Wno-format-contains-nul.
5508 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5511 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5512 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5514 2008-03-09 Ira Rosen <irar@il.ibm.com>
5516 * config/rs6000/rs6000.c (builtin_description): Rename vector
5517 left shift operations.
5518 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5519 (altivec_vsl<VI_char>): Rename to ...
5520 (ashl<mode>3): ... new name.
5521 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5523 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5525 2008-03-08 Richard Guenther <rguenther@suse.de>
5527 * coverage.h (tree_coverage_counter_addr): Declare.
5528 * coverage.c (tree_coverage_counter_addr): New function.
5529 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5531 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5532 (tree_gen_one_value_profiler): Likewise.
5533 (tree_gen_ic_profiler): Likewise.
5534 (tree_gen_average_profiler): Likewise.
5535 (tree_gen_ior_profiler): Likewise.
5537 2008-03-08 Richard Guenther <rguenther@suse.de>
5539 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5540 (vn_binary_op_insert): Likewise.
5541 (vn_unary_op_lookup): Likewise.
5542 (vn_unary_op_insert): Likewise.
5543 (vn_nary_op_lookup): Declare.
5544 (vn_nary_op_insert): Likewise.
5545 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5546 and binary hashes, use a single obstack for unary_op_pool
5548 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5549 a single struct vn_nary_op_s. Store tree code length and
5550 a variable number of operands.
5551 (struct vn_reference_op_struct): Remove unused op2.
5552 (vn_reference_op_eq): Do not compare op2.
5553 (vn_reference_op_compute_hash): Do not compute hash of op2.
5554 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5555 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5556 with vn_nary_op_compute_hash.
5557 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5558 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5560 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5562 (visit_unary_op): Call nary functions.
5563 (visit_binary_op): Likewise.
5564 (process_scc): Adjust for struct vn_tables_s changes.
5565 (allocate_vn_table): Likewise.
5566 (free_vn_table): Likewise.
5567 * tree-vn.c (vn_add): Call nary functions.
5568 (vn_lookup): Likewise.
5570 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5573 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5574 wdst back after sync_compare_and_swapqhi_internal.
5576 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5579 * config/i386/i386-modes.def (V1DI): New vector mode.
5580 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5581 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5582 (MMXMODE248): Ditto.
5583 (MMXMODE): Add V1DI mode.
5584 (mmxvecsize): Change DI mode to V1DI mode.
5585 ("mov<mode>): Use MMXMODEI8 mode iterator.
5586 ("*mov<mode>_internal_rex64"): Ditto.
5587 ("*mov<mode>_internal"): Ditto.
5588 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5589 ("mmx_sub<mode>3"): Ditto.
5590 ("mmx_adddi3"): Remove insn pattern.
5591 ("mmx_subdi3"): Ditto.
5592 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5593 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5594 ("mmx_ashl<mode>3"): Ditto.
5595 ("mmx_lshrdi3"): Remove insn pattern.
5596 ("mmx_ashldi3"): Ditto.
5597 * config/i386/i386.c (classify_argument): Handle V1DImode.
5598 (function_arg_advance_32): Ditto.
5599 (function_arg_32): Ditto.
5600 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5601 mmx_addv1di3 insn pattern.
5602 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5603 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5604 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5605 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5606 Remove definitions of built-in functions.
5607 (V1DI_type_node): New node.
5608 (v1di_ftype_v1di_int): Ditto.
5609 (v1di_ftype_v1di_v1di): Ditto.
5610 (v2si_ftype_v2si_si): Ditto.
5611 (v4hi_ftype_v4hi_di): Remove node.
5612 (v2si_ftype_v2si_di): Ditto.
5613 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5614 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5615 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5616 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5617 Add new builtins using def_builtin_const.
5618 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5619 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5620 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5621 * config/i386/mmintrin.h (__v1di): New typedef.
5622 (_mm_add_si64): Cast arguments to __v1di type.
5623 (_mm_sub_si64): Ditto.
5624 (_mm_sll_pi16): Cast __count to __v4hi type.
5625 (_mm_sll_pi32): Cast __count to __v2si type.
5626 (_mm_sll_si64): Cast arguments to __v1di type.
5627 (_mm_srl_pi16): Cast __count to __v4hi type.
5628 (_mm_srl_pi32): Cast __count to __v2si type.
5629 (_mm_srl_si64): Cast arguments to __v1di type.
5630 (_mm_sra_pi16): Cast __count to __v4hi type.
5631 (_mm_sra_pi32): Cast __count to __v2si type.
5632 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5633 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5634 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5635 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5636 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5637 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5638 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5639 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5640 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5641 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5642 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5643 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5645 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5647 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5649 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5652 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5653 reg+const addressing for Altivec modes. Don't generate reg+reg
5654 addressing for TFmode or TDmode quantities.
5656 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5658 * c-common.c (vector_types_convertible_p): Call langhook
5659 instead of comptypes.
5661 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5664 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5665 integral and scalar float variables which have a
5668 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5670 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5671 dwarf_register_span hook when emitting unwind information for
5672 register-to-memory saves.
5673 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5674 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5676 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5678 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5679 for the same VAR_DECL.
5681 2008-03-06 Tom Tromey <tromey@redhat.com>
5684 * doc/standards.texi (Standards): Don't mention treelang.
5685 * doc/invoke.texi (Overall Options): Don't mention treelang.
5686 * doc/install.texi (Prerequisites): Don't mention bison or
5688 (Configuration): Don't mention treelang.
5689 (Building): Likewise.
5690 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5692 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5694 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5695 word-extractions out of a multi-word object.
5697 2008-03-06 Richard Guenther <rguenther@suse.de>
5699 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5700 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5701 result type and precision.
5702 * expr.c (get_inner_reference): Set unsignedp based on the result
5703 type of BIT_FIELD_REF.
5704 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5705 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5706 (try_instantiate_multiple_fields): Likewise. Use the correct type
5708 (sra_build_assignment): Likewise.
5709 (sra_build_elt_assignment): Likewise.
5710 (sra_explode_bitfield_assignment): Likewise.
5711 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5712 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5713 set BIT_FIELD_REF_UNSIGNED.
5714 (vectorizable_load): Likewise.
5716 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5718 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5721 2008-03-06 Richard Guenther <rguenther@suse.de>
5723 * alias.c (struct alias_set_entry): Move has_zero_child field
5724 to pack with alias_set.
5726 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5728 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5731 2008-03-05 Ian Lance Taylor <iant@google.com>
5733 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5735 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5737 * fwprop.c (update_df): Support width and offset parameters of
5739 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5740 global_conflicts): 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-scan.c (df_ref_record, df_defs_record,
5744 df_ref_create_structure, df_def_record_1, df_uses_record,
5745 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5746 df_bb_refs_collect, df_entry_block_defs_collect,
5747 df_exit_block_uses_collect): Support new width and offset fields.
5748 (ref_extract_pool): New storage pool.
5749 (df_free_ref): New function.
5750 (df_reg_chain_unlink, df_free_collection_rec,
5751 df_sort_and_compress_refs): Call df_free_ref.
5752 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5754 (df_ref_create_structure): Allocate df_ref_extract if offset and
5755 width fields are used.
5756 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5757 (df_uses_record): Get offset and width from ZERO_EXTRACT
5759 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5760 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5761 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5762 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5763 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5764 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5765 (df_ref_extract): New structure.
5766 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5767 (df_ref_create): Add width and offset parameters.
5769 2008-03-05 Richard Guenther <rguenther@suse.de>
5771 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5772 Use ranges_overlap_p.
5773 (offset_overlaps_with_access): Rename
5774 to ranges_overlap_p and move ...
5775 * tree-flow-inline.h (ranges_overlap_p): ... here.
5777 * tree.h (get_inner_reference, handled_component_p): Update
5780 * tree.h (record_component_aliases, get_alias_set,
5781 alias_sets_conflict_p, alias_sets_must_conflict_p,
5782 objects_must_conflict_p): Move declarations ...
5783 * alias.h (record_component_aliases, get_alias_set,
5784 alias_sets_conflict_p, alias_sets_must_conflict_p,
5785 objects_must_conflict_p): ... here.
5786 Include coretypes.h.
5787 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5789 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5791 * cfg.c: Include tree-flow.h.
5792 (remove_edge_raw): Call redirect_edge_var_map_clear.
5793 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5794 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5795 (redirect_edge_var_map_result): New.
5796 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5797 PENDING_STMT use with redirect_edge_var_map_*.
5798 * tree-ssa.c (edge_var_maps): New definition.
5799 (redirect_edge_var_map_add): New.
5800 (redirect_edge_var_map_clear): New.
5801 (redirect_edge_var_map_dup): New.
5802 (redirect_edge_var_map_vector): New.
5803 (redirect_edge_var_map_destroy): New.
5804 (ssa_redirect_edge): Replace PENDING_STMT use with
5805 redirect_edge_var_map_*.
5806 (flush_pending_stmts): Same.
5807 (delete_tree_ssa): Destroy edge var map.
5808 * tree-flow.h (struct _edge_var_map): New.
5809 Define edge_var_map vector type.
5810 Declare redirect_edge_var_map_* prototypes.
5811 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5812 * tree-cfg.c (reinstall_phi_args): Replace
5813 PENDING_STMT use with redirect_edge_var_map_*.
5815 2008-03-05 Richard Guenther <rguenther@suse.de>
5817 PR tree-optimization/35472
5818 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5819 whose single use_stmt has a overlapping set of loaded and
5820 stored symbols as that use_stmt might be a noop assignment then.
5822 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5824 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5826 2008-03-05 Richard Guenther <rguenther@suse.de>
5829 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5830 should be constants.
5831 * tree-cfg.c (verify_expr): Verify it.
5832 * fold-const.c (fold_truthop): Remove code generating
5833 BIT_FIELD_REFs of structure bases.
5834 (fold_binary): Likewise.
5835 (fold_ternary): Position and size of BIT_FIELD_REFs are
5836 always host integers.
5837 (make_bit_field_ref): Remove.
5838 (optimize_bit_field_compare): Remove.
5839 (all_ones_mask_p): Remove.
5841 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5844 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5845 (split_block_and_df_analyze): New. Split basic block and rebuild
5847 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5849 (split_pattern_seq): Likewise.
5850 (erase_matching_seqs): Likewise.
5851 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5853 2008-03-04 Geoff Keating <geoffk@apple.com>
5855 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5856 declaration and code.
5857 (tree_invalid_nonnegative_warnv_p): Likewise.
5859 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5861 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5862 examples. Truncate option-names then causing overfull hbox.
5864 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5867 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5869 * configure: Rebuilt.
5871 2008-03-04 Rafael Espindola <espindola@google.com>
5873 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5874 (tree_unary_nonnegative_warnv_p): New.
5875 (tree_binary_nonnegative_warnv_p): New.
5876 (tree_single_nonnegative_warnv_p): New.
5877 (tree_invalid_nonnegative_warnv_p): New.
5878 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5880 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5883 * opts.c (handle_option): Postpone 'unknown option' errors only for
5886 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5889 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5892 2008-03-04 Rafael Espindola <espindola@google.com>
5894 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5895 (tree_binary_nonzero_warnv_p): New.
5896 (tree_single_nonzero_warnv_p): New.
5897 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5899 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5902 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5903 transformations for modes that have signed zeros.
5904 * ifcvt.c (noce_try_abs): Ditto.
5906 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5908 * config/i386/i386.c (override_options): Force
5909 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5911 2008-03-04 Jan Hubicka <jh@suse.cz>
5914 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5917 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5919 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5920 label to probe the stack.
5922 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5924 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5925 (__gthr_win32_mutex_destroy): Declare.
5926 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5927 __gthr_win32_mutex_destroy.
5928 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5930 2008-03-03 Jan Hubicka <jh@suse.cz>
5933 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5934 aggressive on inlining cold calls.
5936 2008-03-03 Richard Guenther <rguenther@suse.de>
5938 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5939 struct copies into the expression table.
5940 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5941 (try_to_simplify): Likewise.
5942 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5943 integral and pointer arguments which do not change the
5944 precision to NOP_EXPRs.
5945 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5946 VIEW_CONVERT_EXPR case.
5948 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5950 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5951 defined in a loop at depth 0 is invariant.
5952 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5953 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5954 be called at loop depth 0.
5956 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5959 * gcc.c (process_command): Update copyright notice dates.
5960 * gcov.c (print_version): Likewise.
5961 * gcov-dump.c (print_version): Likewise.
5962 * mips-tfile.c (main): Likewise.
5963 * mips-tdump.c (main): Likewise.
5965 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5968 * c-common.c (flag_permissive): Delete.
5969 (constant_expression_warnings): Check flags first.
5970 (constant_expression_error): New.
5971 * c-common.h (flag_permissive): Delete.
5972 (constant_expression_error): Declare.
5973 * flags.h (flag_permissive): Declare. Update description.
5974 * diagnostic.c (pedwarn): Update.
5976 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5977 (permissive_error_kind): New.
5978 * toplev.c (flag_permissive): Define. Update description.
5979 * toplev.h (permissive_error_kind): Declare.
5980 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5981 (pedwarn_c90): Use pedantic_warning_kind.
5982 * c-opts.c (c_common_post_options): flag_permissive does not affect
5983 flag_pedantic_errors.
5985 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5987 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5988 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5989 __absvsi2, __absvDI2): Use unsigned arithmetic.
5991 2008-03-02 Andi Kleen <ak@suse.de>
5992 Richard Guenther <rguenther@suse.de>
5994 * struct-equiv.c: Remove file.
5995 * cfg_cleanup.c (condjump_equiv_p): Remove.
5996 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5997 (struct-equiv.o): Remove rule.
5998 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5999 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6000 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6002 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6004 * ifcvt.c (noce_process_if_block): Try to handle only the then
6005 block if the else block exists but isn't suitable.
6007 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6010 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6011 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6012 regression from previous patch.
6014 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6017 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6019 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6020 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6021 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6022 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6023 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6024 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6025 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6026 (__gthread_mutex_destroy_function): Rename to
6027 __gthread_mutex_destroy.
6028 * gthr-dce.h (__gthread_mutex_destroy): Call
6029 pthread_mutex_destroy.
6030 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6031 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6032 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6034 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6036 * df-scan.c (df_ref_chain_change_bb): Simplify.
6037 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6038 set_block_for_insn if there's any change.
6039 * df.h ((df_insn_change_bb): Fix prototype.
6040 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6041 df_insn_change_bb, don't call set_block_for_insn.
6042 * emit-rtl.c (reorder_insns): Likewise.
6043 * haifa-sched.c (move_insn): Likewise.
6045 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6047 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6049 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6051 * tree-flow-inline.h (next_readonly_imm_use): Return
6052 NULL_USE_OPERAND_P after the end.
6054 2008-03-01 Richard Guenther <rguenther@suse.de>
6056 PR tree-optimization/35411
6057 * tree-sra.c (sra_build_assignment): Split conversion to
6058 final type to a separate statement if we are not assigning
6061 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6063 * fold-const.c (fold_convertible_p): Correct the logic to follow
6064 that in fold_convert().
6066 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6069 * tree-inline.c (build_duplicate_type): When we make a
6070 duplicate type, make it unique in the canonical types system.
6072 2008-02-29 Tom Tromey <tromey@redhat.com>
6074 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6075 input_file_stack_history, input_file_stack_restored): Remove.
6076 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6077 * input.h (struct file_stack): Remove.
6078 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6079 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6081 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6083 (diagnostic_last_module_changed): Add 'map' argument.
6084 (diagnostic_set_last_function): Likewise.
6085 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6086 line map, not input_file_stack.
6087 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6089 2008-02-29 Paul Brook <paul@codesourcery.com>
6091 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6093 2008-02-29 Paul Brook <paul@codesourcery.com>
6095 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6097 2008-02-29 Richard Guenther <rguenther@suse.de>
6099 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6101 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6102 value for comparing for a store match.
6103 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6104 (try_to_simplify): Do not do a full-blown reference lookup.
6106 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6108 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6109 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6111 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6113 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6115 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6116 strides against cache sizes.
6118 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6120 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6123 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6125 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6126 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6127 is smaller than the original promoted value.
6128 (simplify_subreg): If OP is a SUBREG, try to preserve its
6129 SUBREG_PROMOTED_VAR_P information.
6131 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6133 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6134 (VN_INFO_GET): Allocate new objects on the obstack.
6135 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6136 for rpo_numbers_temp, for consistency.
6137 (free_scc_vn): Free the obstack.
6139 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6141 * doc/invoke.texi: Document -ftree-loop-distribution.
6142 * tree-loop-distribution.c: New.
6143 * tree-pass.h (pass_loop_distribution): New.
6144 * graphds.h (struct graph): Add htab_t indices.
6145 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6146 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6147 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6148 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6149 * tree-data-ref.c (debug_data_dependence_relations): New.
6150 (dump_data_dependence_relation): Also print data references.
6151 (free_data_ref): Extern.
6152 (same_access_functions): Moved...
6153 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6154 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6155 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6156 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6157 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6158 (stmts_from_loop): Skip LABEL_EXPR.
6159 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6161 (build_rdg): Initialize rdg->indices htab.
6162 (free_rdg, stores_from_loop, ref_base_address,
6163 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6164 have_similar_memory_accesses_1, ref_base_address_1,
6165 remove_similar_memory_refs): New.
6166 * tree-data-ref.h: Depend on tree-chrec.h.
6167 (debug_data_dependence_relations, free_data_ref): Declared.
6168 (same_access_functions): ... here.
6169 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6171 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6172 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6173 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6174 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6175 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6176 rdg_vertex_for_stmt): Declared.
6177 (struct rdg_edge): Add level.
6179 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6180 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6182 (rdg_has_similar_memory_accesses): New.
6183 * tree-vect-analyze.c: Remove unused static decls.
6184 * lambda.h (dependence_level): New.
6185 * common.opt (ftree-loop-distribution): New.
6186 * tree-flow.h (mark_virtual_ops_in_bb,
6187 slpeel_tree_duplicate_loop_to_edge_cfg,
6188 rename_variables_in_loop): Declared.
6189 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6190 (OBJS-common): Add tree-loop-distribution.o.
6191 (tree-loop-distribution.o): New rule.
6192 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6193 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6194 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6196 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6199 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6200 other than structures and unions.
6202 2008-02-28 Richard Guenther <rguenther@suse.de>
6205 2008-02-26 Richard Guenther <rguenther@suse.de>
6207 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6208 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6209 (lookup_decl_from_uid): Declare.
6210 (remove_decl_from_map): Likewise.
6211 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6212 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6213 (decl_for_uid_map): New global hashtable mapping DECL_UID
6215 (init_ttree): Allocate it.
6216 (insert_decl_to_uid_decl_map): New helper function.
6217 (make_node_stat): Insert new decls into the map.
6218 (copy_node_stat): Likewise.
6219 (lookup_decl_from_uid): New function.
6220 (remove_decl_from_map): Likewise.
6221 (print_decl_for_uid_map_statistics): New helper.
6222 (dump_tree_statistics): Call it.
6224 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6225 (referenced_var_iterator): Adjust.
6226 (FOR_EACH_REFERENCED_VAR): Adjust.
6227 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6228 (num_referenced_vars): Adjust.
6229 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6230 (first_referenced_var): Remove.
6231 (end_referenced_vars_p): Likewise.
6232 (next_referenced_var): Likewise.
6233 (referenced_var_iterator_set): New helper function.
6234 * tree-dfa.c (referenced_var_lookup): Adjust.
6235 (referenced_var_check_and_insert): Likewise.
6236 (remove_referenced_var): Likewise.
6237 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6238 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6239 (verify_call_clobbering): Likewise.
6240 (verify_memory_partitions): Likewise.
6241 (init_tree_ssa): Allocate bitmap instead of hashtable for
6243 (delete_tree_ssa): Adjust.
6244 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6245 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6246 (compute_tag_properties): Likewise.
6247 (set_initial_properties): Likewise.
6248 (find_partition_for): Likewise.
6249 (update_reference_counts): Likewise.
6250 (dump_may_aliases_for): Likewise.
6251 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6252 (add_call_clobber_ops): Likewise.
6253 (add_call_read_ops): Likewise.
6254 (get_asm_expr_operands): Likewise.
6255 * tree-into-ssa.c (dump_decl_set): Likewise.
6256 (update_ssa): Likewise.
6257 * tree-sra.c (scan_function): Likewise.
6258 (decide_instantiations): Likewise.
6259 (scalarize_parms): Likewise.
6260 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6261 (dsa_named_for): Likewise.
6262 * tree-ssa-structalias.c (update_alias_info): Likewise.
6263 (merge_smts_into): Likewise.
6265 2008-02-27 David Daney <ddaney@avtrex.com>
6268 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6269 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6270 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6271 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6272 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6274 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6277 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6278 (BUILT_IN_NEXTTOWARD): Remove.
6279 (BUILT_IN_NEXTTOWARDF): Ditto.
6280 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6281 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6283 2008-02-27 Tom Tromey <tromey@redhat.com>
6285 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6286 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6288 2008-02-27 Jan Beulich <jbeulich@novell.com>
6290 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6291 update the respective field on newdecl.
6293 2008-02-27 Revital Eres <eres@il.ibm.com>
6295 PR rtl-optimization/34999
6296 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6297 crossing edges that ends with a call insn.
6298 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6299 call insn and clear the EDGE_CROSSING flag of the crossing edge
6300 when fixing fallthru edges.
6302 2008-02-27 Richard Guenther <rguenther@suse.de>
6305 * fold-const.c (fold_unary): Return the correct argument,
6306 converted to the result type.
6308 2008-02-27 Richard Guenther <rguenther@suse.de>
6311 * expr.c (expand_expr_real_1): Assert on rotates that operate
6313 * fold-const.c (fold_binary): Use the types precision, not the
6314 bitsize of the mode if folding rotate expressions. Build rotates
6315 only for full modes.
6317 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6319 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6321 * c-pragma.c (pragma_ns_name): New typedef.
6322 (registered_pp_pragmas): New variable.
6323 (c_pp_lookup_pragma): New function.
6324 (c_register_pragma_1): If flag_preprocess_only, do nothing
6325 for non-expanded pragmas, for expanded ones push pragma's
6326 namespace and name into registered_pp_pragmas vector.
6327 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6328 flag_preprocess_only, don't register GCC pch_preprocess
6329 pragma if flag_preprocess_only.
6330 * c-opts.c (c_common_init): Call init_pragma even if
6331 flag_preprocess_only.
6332 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6333 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6334 cpp_register_pragma if flag_preprocess_only.
6336 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6339 * c-parser.c (c_parser_translation_unit): Warn for empty
6340 translation unit, not empty source file.
6342 2008-02-26 Paul Brook <paul@codesourcery.com>
6344 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6345 operand for Thumb-2.
6346 * config/arm/arm.h (reg_class): Add CORE_REGS.
6347 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6348 (BASE_REG_CLASS): Use CORE_REGS.
6349 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6350 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6351 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6352 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6353 ARM_REGNO_OK_FOR_INDEX_P.
6354 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6355 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6356 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6357 (ldm/stm peepholes): Ditto.
6358 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6359 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6360 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6361 * config/arm/constraints.md: Enable "k" constraint on ARM.
6363 2008-02-27 Ben Elliston <bje@au.ibm.com>
6365 * config/rs6000/rs6000.c: Annotate cache line size field in all
6366 instances of struct processor_costs.
6368 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6370 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6371 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6372 jump_bypass): New counters.
6373 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6374 * dce.c (gate_ud_dce): Same.
6375 (gate_fast_dce): Same.
6376 * dse.c (gate_dse1): New function.
6377 (gate_dse2): New function.
6378 (gate_dse): Merge results of new gate functions.
6379 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6380 (gate_handle_jump_bypass): Add dbg_cnt.
6381 (gate_handle_gcse): Add dbg_cnt.
6382 * ifcvt.c (gate_handle_if_conversion): Same.
6383 (gate_handle_if_after_combine): Same.
6384 (gate_handle_if_after_reload): Same.
6385 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6387 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6389 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6391 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6393 2008-02-26 Jason Merrill <jason@redhat.com>
6396 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6397 alone if it's the naming decl for the type's main variant.
6399 2008-02-26 Tom Tromey <tromey@redhat.com>
6401 * system.h (USE_MAPPED_LOCATION): Poison.
6402 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6403 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6404 (make_goto_expr_edges): Likewise.
6405 (remove_bb): Likewise.
6406 (execute_warn_function_return): Likewise.
6407 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6409 * c-common.c (fname_decl): Remove old location code.
6410 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6412 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6414 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6415 (gen_rtx_ASM_INPUT): Likewise.
6416 (gen_rtx_ASM_INPUT_loc): Likewise.
6417 (get_rtx_asm_OPERANDS): Remove.
6418 * cfglayout.c (insn_locators_alloc): Remove old location code.
6419 (set_curr_insn_source_location): Likewise.
6420 (curr_insn_locator): Likewise.
6421 * print-tree.c (print_node): Remove old location code.
6422 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6423 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6424 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6425 location_from_locus.
6426 (construct_exit_block): Remove old location code.
6427 * emit-rtl.c (force_next_line_note): Remove old location code.
6428 * profile.c (branch_prob): Remove old location code.
6429 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6430 LOC_LINE): Remove old-location variants.
6431 * langhooks.c (lhd_print_error_function): Remove old location
6433 * configure, config.in: Rebuilt.
6434 * configure.ac (--enable-mapped-location): Remove.
6435 * c-decl.c (c_init_decl_processing): Remove old location code.
6436 (finish_function): Likewise.
6437 * recog.c (decode_asm_operands): Remove old location code.
6438 * c-pch.c (c_common_read_pch): Remove old location code.
6439 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6441 * gimple-low.c (lower_function_body): Remove old location code.
6442 * toplev.c (unknown_location): Remove.
6443 (push_srcloc): Remove old-location variant.
6444 (process_options): Remove old location code.
6445 (lang_dependent_init): Likewise.
6446 * input.h (UNKNOWN_LOCATION): Move definition.
6447 (location_t): Undeprecate.
6448 (source_locus): Remove.
6449 (location_from_locus): Remove.
6450 (struct location_s): Remove.
6451 Remove all old-location code.
6452 (input_line, input_filename): Remove.
6453 * final.c (final_scan_insn): Remove old location code.
6454 * diagnostic.c (diagnostic_build_prefix): Remove
6455 USE_MAPPED_LOCATION test.
6456 * tree.h (gimple_stmt) <locus>: Now a location_t.
6457 (tree_exp) <locus>: Likewise.
6458 (DECL_IS_BUILTIN): Remove old-location variant.
6459 (annotate_with_file_line, annotate_with_locus): Likewise.
6460 (expr_locus, set_expr_locus): Update.
6461 * tree.c (build1_stat): Remove old location code.
6462 (last_annotated_node): Remove.
6463 (annotate_with_file_line): Remove old-location variant.
6464 (annotate_with_locus): Likewise.
6465 (expr_location): Remove old location code.
6466 (set_expr_location): Likewise.
6467 (expr_has_location): Likewise.
6468 (expr_locus): Likewise.
6469 (set_expr_locus): Likewise.
6470 (expr_filename): Don't use location_from_locus.
6471 (expr_lineno): Likewise.
6472 * rtl-error.c (location_for_asm): Remove old location code.
6473 * c-lex.c (cb_line_change): Remove old location code.
6474 (fe_file_change): Likewise.
6475 (cb_def_pragma): Likewise.
6476 (c_lex_with_flags): Likewise.
6477 * gengtype.c (do_typedef): Don't special-case location types.
6478 (define_location_structures): Remove.
6479 (main): Don't call define_location_structures.
6480 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6483 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6486 * builtins.def (BUILT_IN_STDARG_START): Remove.
6487 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6488 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6489 * tree-inline.c (inline_forbidden_p_1): Likewise.
6491 2008-02-26 Richard Guenther <rguenther@suse.de>
6493 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6494 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6495 (lookup_decl_from_uid): Declare.
6496 (remove_decl_from_map): Likewise.
6497 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6498 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6499 (decl_for_uid_map): New global hashtable mapping DECL_UID
6501 (init_ttree): Allocate it.
6502 (insert_decl_to_uid_decl_map): New helper function.
6503 (make_node_stat): Insert new decls into the map.
6504 (copy_node_stat): Likewise.
6505 (lookup_decl_from_uid): New function.
6506 (remove_decl_from_map): Likewise.
6507 (print_decl_for_uid_map_statistics): New helper.
6508 (dump_tree_statistics): Call it.
6510 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6511 (referenced_var_iterator): Adjust.
6512 (FOR_EACH_REFERENCED_VAR): Adjust.
6513 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6514 (num_referenced_vars): Adjust.
6515 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6516 (first_referenced_var): Remove.
6517 (end_referenced_vars_p): Likewise.
6518 (next_referenced_var): Likewise.
6519 (referenced_var_iterator_set): New helper function.
6520 * tree-dfa.c (referenced_var_lookup): Adjust.
6521 (referenced_var_check_and_insert): Likewise.
6522 (remove_referenced_var): Likewise.
6523 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6524 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6525 (verify_call_clobbering): Likewise.
6526 (verify_memory_partitions): Likewise.
6527 (init_tree_ssa): Allocate bitmap instead of hashtable for
6529 (delete_tree_ssa): Adjust.
6530 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6531 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6532 (compute_tag_properties): Likewise.
6533 (set_initial_properties): Likewise.
6534 (find_partition_for): Likewise.
6535 (update_reference_counts): Likewise.
6536 (dump_may_aliases_for): Likewise.
6537 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6538 (add_call_clobber_ops): Likewise.
6539 (add_call_read_ops): Likewise.
6540 (get_asm_expr_operands): Likewise.
6541 * tree-into-ssa.c (dump_decl_set): Likewise.
6542 (update_ssa): Likewise.
6543 * tree-sra.c (scan_function): Likewise.
6544 (decide_instantiations): Likewise.
6545 (scalarize_parms): Likewise.
6546 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6547 (dsa_named_for): Likewise.
6548 * tree-ssa-structalias.c (update_alias_info): Likewise.
6549 (merge_smts_into): Likewise.
6551 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6554 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6555 * c-opts.c (c_common_handle_option): Wall enables
6556 Wvolatile-register-var.
6557 * common.opt: Move Wvolatile-register-var to...
6560 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6562 * common.opt (Wlarger-than=): New.
6563 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6565 * opts.c (common_handle_option): Handle -Wlarger-than=.
6566 * optc-gen.awk: Likewise.
6567 * opth-gen.awk: Likewise.
6568 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6569 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6571 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6573 * c-common.c (match_case_to_enum_1): Add appropriate
6574 OPT_W* parameter to warning.
6575 (c_do_switch_warnings): Likewise.
6576 * c-typeck.c (warning_init): Add one more parameter following
6578 (push_init_level): Update call to warning_init.
6579 (pop_init_level): Likewise.
6580 (add_pending_init): Likewise.
6581 (output_init_element: Likewise.
6583 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6586 * toplev.c (toplev_main): If there are warnings or error, print
6587 errors for ignored options.
6588 * opts.c (ignored_options): New static variable.
6589 (postpone_unknown_option_error): New.
6590 (print_ignored_options): New.
6591 (handle_option): Postpone errors for unknown -Wno-* options.
6592 * opts.h (print_ignored_options): Declare.
6594 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6596 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6599 2008-02-25 Richard Guenther <rguenther@suse.de>
6602 2008-02-25 Richard Guenther <rguenther@suse.de>
6604 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6605 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6606 (lookup_decl_from_uid): Declare.
6607 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6608 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6609 (decl_for_uid_map): New global hashtable mapping DECL_UID
6611 (init_ttree): Allocate it.
6612 (insert_decl_to_uid_decl_map): New helper function.
6613 (make_node_stat): Insert new decls into the map.
6614 (copy_node_stat): Likewise.
6615 (lookup_decl_from_uid): New function.
6616 (print_decl_for_uid_map_statistics): New helper.
6617 (dump_tree_statistics): Call it.
6619 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6620 (referenced_var_iterator): Adjust.
6621 (FOR_EACH_REFERENCED_VAR): Adjust.
6622 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6623 (num_referenced_vars): Adjust.
6624 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6625 (first_referenced_var): Remove.
6626 (end_referenced_vars_p): Likewise.
6627 (next_referenced_var): Likewise.
6628 (referenced_var_iterator_set): New helper function.
6629 * tree-dfa.c (referenced_var_lookup): Adjust.
6630 (referenced_var_check_and_insert): Likewise.
6631 (remove_referenced_var): Likewise.
6632 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6633 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6634 (verify_call_clobbering): Likewise.
6635 (verify_memory_partitions): Likewise.
6636 (init_tree_ssa): Allocate bitmap instead of hashtable for
6638 (delete_tree_ssa): Adjust.
6639 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6640 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6641 (compute_tag_properties): Likewise.
6642 (set_initial_properties): Likewise.
6643 (find_partition_for): Likewise.
6644 (update_reference_counts): Likewise.
6645 (dump_may_aliases_for): Likewise.
6646 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6647 (add_call_clobber_ops): Likewise.
6648 (add_call_read_ops): Likewise.
6649 (get_asm_expr_operands): Likewise.
6650 * tree-into-ssa.c (dump_decl_set): Likewise.
6651 (update_ssa): Likewise.
6652 * tree-sra.c (scan_function): Likewise.
6653 (decide_instantiations): Likewise.
6654 (scalarize_parms): Likewise.
6655 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6656 (dsa_named_for): Likewise.
6657 * tree-ssa-structalias.c (update_alias_info): Likewise.
6658 (merge_smts_into): Likewise.
6660 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6663 * doc/invoke.texi (-fcx-limited-range): Document new option.
6664 * toplev.c (process_options): Handle -fcx-fortran-rules.
6665 * common.opt: Add documentation for -fcx-fortran-rules.
6667 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6670 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6671 actual behaviour and C99.
6673 2008-02-26 Ben Elliston <bje@au.ibm.com>
6675 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6676 (ASM_CPU_POWER6_SPEC): Likewise.
6677 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6678 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6679 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6681 2008-02-25 Richard Guenther <rguenther@suse.de>
6683 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6684 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6685 (lookup_decl_from_uid): Declare.
6686 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6687 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6688 (decl_for_uid_map): New global hashtable mapping DECL_UID
6690 (init_ttree): Allocate it.
6691 (insert_decl_to_uid_decl_map): New helper function.
6692 (make_node_stat): Insert new decls into the map.
6693 (copy_node_stat): Likewise.
6694 (lookup_decl_from_uid): New function.
6695 (print_decl_for_uid_map_statistics): New helper.
6696 (dump_tree_statistics): Call it.
6698 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6699 (referenced_var_iterator): Adjust.
6700 (FOR_EACH_REFERENCED_VAR): Adjust.
6701 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6702 (num_referenced_vars): Adjust.
6703 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6704 (first_referenced_var): Remove.
6705 (end_referenced_vars_p): Likewise.
6706 (next_referenced_var): Likewise.
6707 (referenced_var_iterator_set): New helper function.
6708 * tree-dfa.c (referenced_var_lookup): Adjust.
6709 (referenced_var_check_and_insert): Likewise.
6710 (remove_referenced_var): Likewise.
6711 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6712 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6713 (verify_call_clobbering): Likewise.
6714 (verify_memory_partitions): Likewise.
6715 (init_tree_ssa): Allocate bitmap instead of hashtable for
6717 (delete_tree_ssa): Adjust.
6718 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6719 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6720 (compute_tag_properties): Likewise.
6721 (set_initial_properties): Likewise.
6722 (find_partition_for): Likewise.
6723 (update_reference_counts): Likewise.
6724 (dump_may_aliases_for): Likewise.
6725 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6726 (add_call_clobber_ops): Likewise.
6727 (add_call_read_ops): Likewise.
6728 (get_asm_expr_operands): Likewise.
6729 * tree-into-ssa.c (dump_decl_set): Likewise.
6730 (update_ssa): Likewise.
6731 * tree-sra.c (scan_function): Likewise.
6732 (decide_instantiations): Likewise.
6733 (scalarize_parms): Likewise.
6734 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6735 (dsa_named_for): Likewise.
6736 * tree-ssa-structalias.c (update_alias_info): Likewise.
6737 (merge_smts_into): Likewise.
6739 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6742 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6743 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6744 * alias.h (nonoverlapping_memrefs_p): Likewise.
6746 2008-02-25 Jan Beulich <jbeulich@novell.com>
6748 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6749 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6750 __emultls_get_address, __emultls_register_common,
6751 __floatundi?f, and _Unwind_GetIPInfo.
6752 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6753 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6754 (gen_regparm_prefix): Likewise.
6755 (i386_nlm_encode_section_info): Sync with
6756 config/i386/winnt.c:i386_pe_encode_section_info().
6757 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6758 i386_nlm_mangle_decl_assembler_name): New.
6759 (netware_override_options): New.
6760 * config/i386/netware.h (netware_override_options): Declare.
6761 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6762 (i386_nlm_mangle_decl_assembler_name): Declare.
6763 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6765 2008-02-25 Ben Elliston <bje@au.ibm.com>
6768 * c-decl.c (grokdeclarator): Remove unused local variables
6769 `typedef_type' and `type_as_written'.
6771 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6772 unused local variable `has_hot_blocks'.
6773 (fix_crossing_conditional_branches): Remove unused local variable
6776 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6779 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6780 using DEF_C99_BUILTIN.
6781 (BUILT_IN_NANF): Ditto.
6782 (BUILT_IN_NANL): Ditto.
6784 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6785 Revital Eres <eres@il.ibm.com>
6787 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6788 regarding the order of two dependent insns in the same row.
6790 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6792 * stor-layout.c (layout_decl): Do not bump the alignment of a
6793 bit-field to more than byte alignment if it is packed.
6795 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6797 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6800 2008-02-24 Diego Novillo <dnovillo@google.com>
6802 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6805 * tree-vrp.c (vrp_evaluate_conditional): With
6806 -Wtype-limits, emit a warning when comparing against a
6807 constant outside the natural range of OP0's type.
6808 * c.opt (Wtype-limits): Move ...
6809 * common.opt (Wtype-limits): ... here.
6811 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6813 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6814 * config/rs6000/e300c2c3.md: New file.
6815 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6817 (rs6000_override_options): Add e300c2 and e300c3 cases to
6818 processor_target_table. Do not allow usage of Altivec or Spe
6819 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6820 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6821 * config/rs6000/rs6000.h (processor_type): Add
6822 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6823 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6824 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6825 and ppce300c3. Include e300c2c3.md.
6827 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6829 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6830 instead of TARGET_STRICT_ALIGN.
6832 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6834 * explow.c (memory_address): Assert that the generated address is
6837 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6840 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6841 * config/darwin-ppc-ldouble-patch.def: New file.
6842 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6843 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6844 SUBTARGET_INIT_BUILTINS if defined.
6845 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6848 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6851 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6852 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6854 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6857 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6858 file" warning condtional on -Winvalid-PCH.
6860 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6862 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6864 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6868 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6869 prevent reload from using MMX registers.
6870 (*mov<mode>_internal): Ditto.
6871 (*movv2sf_internal_rex64): Ditto.
6872 (*movv2sf_internal): Ditto.
6874 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6876 PR documentation/31569
6877 * doc/install.texi2html: Use makeinfo --no-number-sections.
6879 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6881 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6882 ensure that we can address an entire entity > 8 bytes. Don't
6883 generate reg+reg addressing for such data.
6885 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6887 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6888 strings when optimizing for size, unless the target cares about
6891 2008-02-22 Tom Tromey <tromey@redhat.com>
6893 * regclass.c (current_pass): Remove declaration.
6895 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6897 * config/avr/libgcc.S (__RAMPZ__): Define.
6898 (__do_copy_data): Add for devices with 128KB code memory.
6900 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6902 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6904 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6906 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6908 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6911 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6914 * c-typeck.c (build_binary_op): Warn about floating point
6915 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6917 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6920 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6921 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6923 (rs6000_override_options): Set altivec_abi as default, not override,
6924 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6925 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6926 is used; use new member spe_abi.
6927 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6928 spe_abi and altivec_abi.
6930 2008-02-22 Tomas Bily <tbily@suse.cz>
6932 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6934 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6937 * config.build (build_file_translate): Set to `CMD //c' only if
6939 * Makefile.in (build_file_translate): Improve comment.
6941 2008-02-21 Jan Hubicka <jh@suse.cz>
6943 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6944 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6945 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6947 2008-02-21 Michael Matz <matz@suse.de>
6950 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6952 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6954 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6955 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6957 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6958 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6959 SSE_VEC_FLOAT_MODE_P as insn constraint.
6960 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6961 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6962 sse4a_movntdf using MODEF mode iterator.
6963 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6964 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6965 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6966 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6967 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6968 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6969 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6971 2008-02-21 Richard Guenther <rguenther@suse.de>
6973 * tree.def (PAREN_EXPR): New tree code.
6974 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6976 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6977 * expr.c (expand_expr_real_1): Likewise.
6978 * tree-inline.c (estimate_num_insns_1): Likewise.
6979 * tree-complex.c (expand_complex_move): Likewise.
6980 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6983 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6986 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6988 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6991 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6993 * config/sh/sh.c (find_barrier): Don't go past
6994 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6996 2008-02-20 DJ Delorie <dj@redhat.com>
6998 * config/h8300/h8300.md (insv): Force source operand to be a register.
7000 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7001 as a jump, not as a plain insn.
7003 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7005 * doc/invoke.texi (Warning Options): Add new option
7006 -Wframe-larger-than=.
7007 (-Wframe-larger-than): Document.
7009 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7010 Add declarations for new option variables.
7012 * final.c (final_start_function): Check the frame size
7013 before emission and issue a Wframe-larger-than warning.
7015 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7016 Add definitions for new option variables.
7017 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7019 * common.opt (Wframe-larger-than=): New option.
7021 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7023 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7024 (<sse>_div<mode>3): Ditto.
7025 (<sse>_vmdiv<mode>3): Ditto.
7026 (<sse>_vmsqrt<mode>2): Ditto.
7027 (*smax<mode>3): Ditto.
7028 (sse5_frcz<mode>2): Ditto.
7029 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7032 2008-02-20 Richard Guenther <rguenther@suse.de>
7035 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7036 be happy with INTEGRAL_TYPE_P.
7038 2008-02-20 Richard Guenther <rguenther@suse.de>
7040 * fold-const.c (split_tree): Associate floatig-point expressions
7041 if flag_associative_math is set.
7043 2008-02-20 Richard Guenther <rguenther@suse.de>
7045 * tree.h (fold_real_zero_addition_p): Declare.
7046 * fold-const.c (fold_real_zero_addition_p): Export.
7047 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7048 floating-point operations with zero and one.
7050 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7052 * doc/install.texi: Correct references to CFLAGS, replacing them
7053 with BOOT_CFLAGS. Document flags used during bootstrap for
7056 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7058 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7059 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7060 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7062 (smin<mode>3): Ditto from similar patterns.
7063 (smax<mode>3): Ditto.
7064 (*ieee_smin<mode>3): Ditto.
7065 (*ieee_smax<mode>3): Ditto.
7066 * config/i386/sse.md (sse): New mode attribute.
7067 (mov<mode>): Macroize expander from movv4sf and movv2df using
7068 SSEMODEF2P mode iterator.
7069 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7070 SSE_VEC_FLOAT_MODE_P as insn constraint.
7071 (storent<mode>): Ditto.
7072 (storent<mode>): Macroize expander from storentsf and storentdf using
7073 MODEF mode iterator.
7074 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7075 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7076 (abs<mode>2): Ditto from similar patterns.
7077 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7078 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7079 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7080 (<sse>_vmsqrt<mode>2): Ditto.
7081 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7082 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7083 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7084 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7085 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7086 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7087 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7089 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7090 iterator and SSE_FLOAT_MODE_P as insn constraint.
7091 (<sse>_ucomi): Ditto from similar patterns.
7092 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7093 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7094 SSE_VEC_FLOAT_MODE_P as insn constraint.
7095 (vcond<mode>): Ditto from similar patterns.
7096 (and<mode>3, *and<mode>3): Ditto.
7097 (<sse>_nand<mode>3): Ditto.
7098 (ior<mode>3, *ior<mode>3): Ditto.
7099 (xor<mode>3, *xor<mode>3): Ditto.
7100 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7101 iterator and SSE_FLOAT_MODE_P as insn constraint.
7102 (*nand<mode>3): Ditto from similar patterns.
7103 (*ior<mode>3): Ditto.
7104 (*xor<mode>3): Ditto.
7106 2008-02-20 Ira Rosen <irar@il.ibm.com>
7108 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7109 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7110 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7112 2008-02-19 Jan Hubicka <jh@suse.cz>
7114 * predict.c (tree_bb_level_predictions): Remove variable next
7115 mistakely introduced by previous commit.
7117 2008-02-19 Jan Hubicka <jh@suse.cz>
7119 * predict.c (predict_paths_leading_to): Rewrite.
7120 (predict_paths_for_bb): New.
7121 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7123 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7126 * Makefile.in (build_file_translate): New.
7127 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7128 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7129 * configure.ac (build_file_translate): Substitute it.
7130 * configure: Regenerate.
7132 2008-02-19 Jan Hubicka <jh@suse.cz>
7134 PR rtl-optimization/34408
7135 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7138 2008-02-19 Jan Hubicka <jh@suse.cz>
7141 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7144 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7147 * config/i386/i386-modes.def: Revert the last DI alignment
7148 change until Ada people can look into it.
7150 2008-02-19 Nick Clifton <nickc@redhat.com>
7152 * opts.c (print_specific_help): Fix typo in --help text.
7154 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7157 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7158 32-bit inline asm without asm alternatives for host GCC < 3.0.
7160 2008-02-19 Richard Guenther <rguenther@suse.de>
7162 PR tree-optimization/34989
7163 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7164 Allow propagation to INDIRECT_REF if we can simplify only.
7166 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7168 * c-common.c (warn_for_collisions_1): Use appropriate option when
7171 2008-02-19 Nick Clifton <nickc@redhat.com>
7174 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7175 (handle_options): Fix indentation.
7176 (print_filtered_help): If no language-specific options were
7177 displayed tell the user how to list all the options supported by
7178 the language's front-end.
7179 (print_specific_help): Fix indentation and remove duplicate line.
7180 (common_handle_option): Handle the -v option.
7181 For --help enable the display of undocumented options if the -v
7182 switch has been included on the command line.
7183 For --help= check for overlaps in the arguments between the option
7184 classes and the language names and issue a warning when they
7185 cannot be disambiguated.
7186 * c.opt (v): Pass on to the common option handler.
7188 2008-02-19 Revital Eres <eres@il.ibm.com>
7190 * modulo-sched.c (sms_schedule): Change dump message when
7191 create_ddg function fails.
7192 (try_scheduling_node_in_cycle): Rename row to cycle.
7193 (print_partial_schedule): Rename CYCLE to ROW.
7195 2008-02-19 Christian Bruel <christian.bruel@st.com>
7196 Zdenek Dvorak <ook@ucw.cz>
7198 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7200 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7203 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7204 (*x86_movdicc_0_m1_se): Ditto.
7206 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7208 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7209 (CMPtype): Define as __gcc_CMPtype.
7210 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7211 (CMPtype): Define as __gcc_CMPtype.
7213 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7215 Support valgrind 3.3 for --enable-checking=valgrind.
7216 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7218 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7219 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7220 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7221 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7222 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7223 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7224 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7226 * ggc-zone.c: Similar.
7227 * ggc-page.c: Similar.
7229 2008-02-19 Paul Brook <paul@codesourcery.com>
7232 * config/arm/ieee754-df.S: Fix do_it typo.
7233 * config/arm/ieee754-sf.S: Fix do_it typo.
7235 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7238 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7239 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7240 (OPTION_MASK_ISA_SSE_SET): Likewise.
7241 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7242 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7243 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7244 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7245 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7246 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7247 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7248 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7249 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7250 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7251 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7252 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7253 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7254 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7255 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7256 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7257 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7258 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7259 (OPTION_MASK_ISA_SSE4): Removed.
7260 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7261 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7262 (override_options): Don't turn on implied SSE/MMX bits in
7265 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7267 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7270 2008-02-18 Joey Ye <joey.ye@intel.com>
7273 * tree-nested.c (insert_field_into_struct): Set type alignment
7274 to field alignment if the former is less than the latter.
7276 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7278 * BASE-VER: Set to 4.4.0.
7280 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7282 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7283 * doc/cfg.texi: Likewise.
7284 * doc/extend.texi: Likewise.
7285 * doc/gty.texi: Likewise.
7286 * doc/invoke.texi: Likewise.
7287 * doc/loop.texi: Likewise.
7288 * doc/md.texi: Likewise.
7289 * doc/passes.texi: Likewise.
7290 * doc/rtl.texi: Likewise.
7291 * doc/sourcebuild.texi: Likewise.
7292 * doc/tm.texi: Likewise.
7293 * doc/tree-ssa.texi: Likewise.
7295 2008-02-17 Richard Guenther <rguenther@suse.de>
7298 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7299 without default definition.
7301 2008-02-17 Richard Guenther <rguenther@suse.de>
7303 PR tree-optimization/35231
7304 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7307 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7310 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7311 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7312 libgcc_cmp_return mode.
7314 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7317 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7319 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7321 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7324 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7326 * doc/c-tree.texi: Use `@.' where appropriate.
7327 * doc/extend.texi: Likewise.
7328 * doc/install.texi: Likewise.
7329 * doc/invoke.texi: Likewise.
7330 * doc/loop.texi: Likewise.
7331 * doc/makefile.texi: Likewise.
7332 * doc/md.texi: Likewise.
7333 * doc/passes.texi: Likewise.
7334 * doc/standards.texi: Likewise.
7335 * doc/tm.texi: Likewise.
7337 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7340 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7342 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7343 rather than in entry_bb.
7345 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7347 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7348 libgcc_cmp_return mode.
7350 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7353 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7354 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7356 2008-02-15 Richard Guenther <rguenther@suse.de>
7357 Zdenek Dvorak <ook@ucw.cz>
7359 PR tree-optimization/35164
7360 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7361 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7362 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7363 Only propagate addresses which do not have abnormal SSA_NAMEs
7366 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7369 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7371 2008-02-15 Jan Hubicka <jh@suse.cz>
7374 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7376 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7379 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7380 when calculating alignment_pad.
7382 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7384 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7385 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7386 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7387 and STACK_BOUNDARY define.
7389 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7391 PR preprocessor/35061
7392 * c-pragma.c (handle_pragma_pop_macro): Check that
7393 pushed_macro_table has been allocated.
7395 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7398 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7399 (force_gimple_operand): Likewise.
7400 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7401 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7402 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7403 (find_interesting_uses_address): Check addressability and alignment
7404 of the base expression only after substituting bases of IVs into it.
7406 2008-02-14 Michael Matz <matz@suse.de>
7409 * function.c (instantiate_virtual_regs_in_insn): Reload address
7410 before falling back to reloading the whole operand.
7412 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7414 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7415 before the first section switch note.
7417 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7419 * doc/bugreport.texi: Update copyright years.
7420 * doc/c-tree.texi: Likewise.
7421 * doc/cfg.texi: Likewise.
7422 * doc/cpp.texi: Likewise.
7423 * doc/cppinternals.texi: Likewise.
7424 * doc/fragments.texi: Likewise.
7425 * doc/frontends.texi: Likewise.
7426 * doc/gcc.texi: Likewise.
7427 * doc/gty.texi: Likewise.
7428 * doc/hostconfig.texi: Likewise.
7429 * doc/implement-c.texi: Likewise.
7430 * doc/libgcc.texi: Likewise.
7431 * doc/loop.texi: Likewise.
7432 * doc/makefile.texi: Likewise.
7433 * doc/options.texi: Likewise.
7434 * doc/passes.texi: Likewise.
7435 * doc/rtl.texi: Likewise.
7436 * doc/sourcebuild.texi: Likewise.
7437 * doc/standards.texi: Likewise.
7438 * doc/tree-ssa.texi: Likewise.
7439 * doc/trouble.texi: Likewise.
7441 * doc/extend.texi: Use @: or add comma where appropriate.
7442 * doc/invoke.texi: Likewise.
7443 * doc/tm.texi: Likewise.
7445 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7448 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7451 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7453 * doc/md.texi (clz, ctz): Add reference.
7454 * doc/rtl.texi (clz, ctz): Likewise.
7456 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7459 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7462 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7464 * config/s390/s390.c (struct constant_pool): New field
7465 emit_pool_after added.
7466 (s390_mainpool_start): Set the emit_pool_after flag according
7467 to the section switch notes.
7468 (s390_mainpool_finish): Consider emit_pool_after when emitting
7469 the literal pool at the end of the function.
7470 (s390_chunkify_start): Force literal pool splits at section
7473 2008-02-13 Michael Matz <matz@suse.de>
7476 * var-tracking.c (clobber_variable_part): Correctly traverse the
7479 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7482 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7483 Add -fdump-ipa-inline.
7484 * tree-dump.c (dump_files): Remove tree-inlined dump.
7485 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7487 2008-02-12 Richard Guenther <rguenther@suse.de>
7489 PR tree-optimization/35171
7490 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7493 2008-02-12 Richard Guenther <rguenther@suse.de>
7496 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7497 value-preserving mode. Disallow final truncation.
7499 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7502 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7503 code from here to...
7504 (force_gimple_operand): ...here.
7506 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7509 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7510 non-compatible pointers.
7511 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7512 different FIELD_DECLs, try harder by comparing field offsets, sizes
7516 * function.c (match_asm_constraints_1): Don't replace the same input
7519 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7521 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7522 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7523 (expand_epilogue): Restore RAMPZ register.
7524 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7526 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7528 * config/i386/cygwin.asm: (__alloca): Correct calling
7529 convention and alignment.
7530 (__chkstk): Force 8 byte stack alignment.
7532 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7533 Richard Guenther <rguenther@suse.de>
7535 PR tree-optimization/33992
7536 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7537 the zero we compare against.
7539 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7542 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7543 to CloseHandle after unlocking to prevent accumulation of handle
7546 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7549 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7550 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7551 and update LABEL_NUSES during and after reload.
7553 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7556 * combine.c (simplify_if_then_else): Make sure the comparison is
7557 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7559 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7562 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7563 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7564 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7565 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7566 * tree.h (get_type_static_bounds): Likewise.
7568 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7570 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7571 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7572 Make -Wfoo language annotations match what the compiler outputs.
7574 2008-02-08 Sa Liu <saliu@de.ibm.com>
7576 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7577 intrinsics spu_convts, spu_convtu, spu_convtf.
7579 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7581 * doc/extend.texi (Function Attributes) <noinline>: Mention
7582 asm ("") as method to keep calls.
7584 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7587 * doc/options.texi (Options): Replace references to opts.sh with
7589 * opts-common.c: Likewise.
7590 * optc-gen.awk: Likewise.
7592 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7594 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7596 2008-02-07 Richard Henderson <rth@redhat.com>
7599 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7600 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7603 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7605 PR tree-optimization/35085
7606 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7607 for operand entry oe2 in addition to operand entry oe3 in order to
7608 expose more opportunities for vectorizer sum reduction.
7610 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7613 * Makefile.in (LIBS): Remove $(GMPLIBS).
7614 (cc1-dummy, cc1): Add $(GMPLIBS).
7616 2008-02-06 Jan Hubicka <jh@suse.cz>
7619 * i386.md (moddf_integer): Do not produce partial memory stalls for
7620 targets where it hurts.
7622 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7625 * optabs.c (expand_float): Do not check for decimal modes when
7626 expanding unsigned integer through signed conversion.
7628 2008-02-06 Nick Clifton <nickc@redhat.com>
7630 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7631 inside the clobber with a match_operand and duplicated operand
7632 number in the constraint.
7633 (ineqbranchsi): Delete redundant comment.
7635 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7637 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7638 builtin_define ("__USE_INIT_FINI__").
7639 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7641 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7643 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7645 PR documentation/30330
7646 * doc/invoke.texi (C++ Dialect Options)
7647 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7648 For each warning option -Wfoo that allows -Wno-foo, ensure both
7649 -Wfoo and -Wno-foo are listed in the option index. Fix index
7650 entry of -Wswitch-default, index -Wnormalized= including the
7651 `=', and -Wlarger-than-@var{len} including @var{len}.
7653 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7655 * config/i386/i386.md (floatunssisf2): Use
7656 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7657 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7658 Macroize expander using MODEF mode iterator.
7660 2008-02-05 Diego Novillo <dnovillo@google.com>
7662 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7665 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7667 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7670 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7672 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7675 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7676 to indicate if a message should be generated.
7677 (init_cumulative_args): Updated.
7678 (function_value_32): Likewise.
7680 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7682 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7684 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7687 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7688 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7690 2008-02-04 Diego Novillo <dnovillo@google.com>
7692 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7695 * tree-vrp.c (vrp_evaluate_conditional): With
7696 -Wtype-limits, emit a warning when comparing against a
7697 constant outside the natural range of OP0's type.
7699 2008-02-04 Richard Guenther <rguenther@suse.de>
7702 * expr.c (count_type_elements): Give for unions instead of
7705 2008-02-04 Richard Guenther <rguenther@suse.de>
7708 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7709 to TYPE_DOMAINs base type instead of using bitsizetype here.
7711 2008-02-03 Jason Merrill <jason@redhat.com>
7713 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7715 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7718 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7719 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7720 (RS/6000 and PowerPC Options): Fix typos and markup.
7721 * doc/passes.texi (Tree-SSA passes): Likewise.
7723 2008-02-02 Michael Matz <matz@suse.de>
7726 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7727 from record_last_reg_set_info.
7728 (record_last_reg_set_info): Take an RTX argument, iterate over all
7729 constituent hardregs.
7730 (record_last_set_info, record_opr_changes): Change calls to
7731 new signature or to record_last_reg_set_info_regno.
7733 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7735 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7737 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7739 PR rtl-optimization/34773
7740 * reg-notes.def (EQUAL): Mention significance of combination of
7741 REG_EQUAL and REG_RETVAL.
7742 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7743 insn that has a REG_RETVAL.
7745 2008-02-01 Roger Sayle <roger@eyesopen.com>
7748 * configure.ac (--enable-fixed-point): Disable unless explicitly
7750 * configure: Regenerate.
7752 2008-02-01 Richard Guenther <rguenther@suse.de>
7755 * invoke.texi (-finline-limit): Remove no longer true parts
7756 of the documentation. Note that there is no default value.
7758 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7759 Mark Mitchell <mark@codesourcery.com>
7760 Ben Elliston <bje@au.ibm.com>
7763 * doc/extend.texi (Other Builtins): Document.
7765 2008-01-31 Tom Browder <tom.browder@gmail.com>
7767 * doc/c-tree.texi (Types): Fix grammar.
7768 (Expression trees): Ditto.
7769 * doc/passes.texi (Tree-SSA passes): Ditto.
7771 * doc/configterms.texi (Configure Terms): Fix typo.
7772 * doc/cpp.texi (Common Predefined Macros): Ditto.
7773 * doc/md.texi (Machine Constraints): Ditto.
7775 * doc/makefile.texi (Makefile): Add comma.
7777 2008-01-31 Tom Browder <tom.browder@gmail.com>
7778 Gerald Pfeifer <gerald@pfeifer.com>
7780 * doc/sourcebuild.texi (Front End): Remove references to CVS
7781 and CVSROOT/modules.
7782 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7783 (Back End): Remove reference to CVS.
7785 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7788 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7790 (mips16_gp_pseudo_reg): ...here.
7791 * config/mips/mips.md (load_const_gp): Replace with...
7792 (load_const_gp_<mode>): ...this :P-based insn.
7794 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7796 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7797 options. Minor fixes.
7798 (-std): Move reference to standards closer to where language
7799 standards are first mentioned.
7801 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7803 PR rtl-optimization/34995
7804 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7805 parameter and return a bool. If the rtx parameter is nonnull,
7806 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7807 (find_reloads): Update call accordingly. Pass the new operand
7808 if it needed no address reloads, otherwise pass null.
7810 2008-01-30 Richard Henderson <rth@redhat.com>
7813 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7814 for unbounded arrays.
7816 2008-01-30 Silvius Rus <rus@google.com>
7818 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7820 2008-01-30 Jan Hubicka <jh@suse.cz>
7823 * i386.c (init_cumulative_args): Use real function declaration when
7826 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7828 PR rtl-optimization/34998
7829 * global.c (build_insn_chain): Treat non-subreg_lowpart
7830 SUBREGs of pseudos as clobbering all the words covered by the
7831 SUBREG, not just all the bytes.
7832 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7833 original df_ref rather than an extract parameter.
7834 (global_conflicts): Update call accordingly.
7836 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7838 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7839 the overflow check to make it easier to read.
7840 (__fixtfdi): Change the type of the ll member in union
7841 long_double to UDItype_x.
7843 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7846 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7847 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7848 * tree-inline.c (fold_marked_statements): Call
7849 cgraph_update_edges_for_call_stmt if folding a call statement.
7850 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7851 debug_generic_stmt calls, reset it back afterwards.
7854 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7856 * c-typeck.c (build_external_ref): Don't pedwarn about
7857 static vars in current function's scope.
7859 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7861 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7863 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7866 * ipa-struct-reorg.c: Fix spelling.
7867 * params.def: Ditto.
7869 2008-01-29 Richard Guenther <rguenther@suse.de>
7872 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7874 * tree-inline.c (remap_type): Increment remapping_type_depth
7875 around remapping types.
7876 (copy_body_r): Only add referenced variables if they are referenced
7877 from code, not types.
7879 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7890 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7891 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7893 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7896 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7897 pointer for tiny stack.
7899 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7901 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7903 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7905 * config/vx-common.h: Fix typo in comment.
7907 2008-01-28 Ian Lance Taylor <iant@google.com>
7911 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7912 coalesce pointers if they have different DECL_NO_TBAA_P values.
7913 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7914 between variables with different DECL_NO_TBAA_P values.
7916 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7919 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7920 are not legitimate small data references on SPE targets.
7922 2008-01-28 David Daney <ddaney@avtrex.com>
7924 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7926 2008-01-28 David Daney <ddaney@avtrex.com>
7928 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7930 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7932 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7933 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7934 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7935 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7936 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7937 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7938 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7939 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7941 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7943 * basic-block.h (condjump_equiv_p): Fix comment.
7945 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7947 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7948 print_generic_stmt_indented): Fix comment.
7950 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7952 * configure.ac (__stack_chk_fail): Add detecion for availability
7953 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7954 * configure: Regenerate.
7956 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7959 * final.c (output_addr_const): Handle TRUNCATE.
7961 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7964 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7965 (zero_cost, infinite_cost): New constants.
7966 (struct cost_pair): Change type of cost to comp_cost.
7967 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7968 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7970 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7971 split_address_cost, ptr_difference_cost, difference_cost,
7972 get_computation_cost_at, get_computation_cost,
7973 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7974 determine_use_iv_cost_condition, determine_use_iv_costs,
7975 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7976 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7977 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7978 Change type of cost to comp_cost.
7979 (determine_iv_cost): Increase cost of non-original ivs, instead
7980 of decreasing the cost of original ones.
7981 (get_address_cost): Indicate the complexity of the addressing mode
7983 (try_add_cand_for): Prefer using ivs not specific to some object.
7984 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7986 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7987 Janis Johnson <janis187@us.ibm.com>
7990 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7991 (TARGET_INSTANTIATE_DECLS): Likewise.
7992 * target.h (expand_to_rtl_hook): New target hook.
7993 (instantiate_decls): Likewise.
7994 * function.c (instantiate_decl): Make non-static. Rename to...
7995 (instantiate_decl_rtl): ... this.
7996 (instantiate_expr): Use instantiate_decl_rtl.
7997 (instantiate_decls_1): Likewise.
7998 (instantiate_decls): Likewise.
7999 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8000 * function.h (instantiate_decl_rtl): Add prototype.
8001 * cfgexpand.c (target.h): New include.
8002 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8003 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8004 (TARGET_INSTANTIATE_DECLS): Likewise.
8005 (TARGET_INITIALIZER): New target hooks added.
8006 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8008 * config/rs6000/rs6000.c (tree-flow.h): New include.
8009 (machine_function): Add sdmode_stack_slot field.
8010 (rs6000_alloc_sdmode_stack_slot): New function.
8011 (rs6000_instantiate_decls): Likewise.
8012 (rs6000_secondary_memory_needed_rtx): Likewise.
8013 (rs6000_check_sdmode): Likewise.
8014 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8015 (TARGET_INSTANTIATE_DECLS): Likewise.
8016 (rs6000_hard_regno_mode_ok): Allow SDmode.
8017 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8018 (rs6000_emit_move): Handle SDmode.
8019 (function_arg_advance): Likewise.
8020 (function_arg): Likewise.
8021 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8022 SDmode var args for 32-bit compiles.
8023 (rs6000_secondary_reload_class): Handle SDmode.
8024 (rs6000_output_function_epilogue): Likewise.
8025 (rs6000_function_value): Simplify if statement.
8026 (rs6000_libcall_value): Likewise.
8027 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8028 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8029 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8030 (movsd_hardfloat): New define_insn.
8031 (movsd_softfloat): Likewise.
8032 (movsd_store): Likewise.
8033 (movsd_load): Likewise.
8034 (extendsddd2): Likewise.
8035 (extendsdtd2): Likewise.
8036 (truncddsd2): Likewise.
8037 (movdd_hardfloat64): Fixup comment.
8038 (UNSPEC_MOVSD_LOAD): New constant.
8039 (UNSPEC_MOVSD_STORE): Likewise.
8041 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8044 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8046 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8047 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8048 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8051 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8054 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8055 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8056 __LONGDOUBLE128 too.
8057 * config/rs6000/aix61.h: New file.
8059 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8061 PR rtl-optimization/34959
8062 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8063 popcount and parity rtxes the same mode as their operand.
8064 Truncate or extend the result to the return value's mode
8067 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8070 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8071 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8072 to GOT_VERSION_REGNUM.
8073 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8074 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8075 * config/mips/mips.c (mips_emit_call_insn): New function.
8076 (mips_call_tls_get_addr): Call mips_expand_call directly.
8077 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8079 (mips16_build_call_stub): Likewise. Return the call insn or null.
8080 (mips_expand_call): Update the call to mips16_build_call_stub
8081 accordingly and a remove redundant condition. Assert that MIPS16
8082 stubs do not use lazy binding. Use mips_emit_call_insn and return
8084 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8086 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8087 (mips_avoid_hazard): Remove hazard_set handling.
8088 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8089 (UNSPEC_RESTORE_GP): ...this.
8090 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8091 (FAKE_CALL_REGNO): Rename to...
8092 (GOT_VERSION_REGNUM): ...this.
8093 (type): Add "ghost" value. Add an associated insn reservation.
8094 (hazard_set): Remove.
8095 (exception_receiver): Rename to...
8096 (restore_gp): ...this and update the unspec identifier accordingly.
8097 (exception_receiver, nonlocal_got_receiver): New expanders.
8098 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8099 FAKE_CALL_REGNO. Remove hazard_set attribute.
8100 (set_got_version, update_got_version): New patterns.
8102 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8105 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8107 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8110 * doc/install.texi2html: Generate gcc-vers.texi.
8112 2008-01-25 DJ Delorie <dj@redhat.com>
8114 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8116 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8118 * config/c4x: Remove directory.
8119 * config.gcc (crx-*, mt-*): Mark obsolete.
8120 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8121 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8122 sh-*-rtemscoff*): Remove cases.
8123 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8124 * real.c (encode_c4x_single, decode_c4x_single,
8125 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8126 c4x_extended_format): Remove.
8127 * real.h (c4x_single_format, c4x_extended_format): Remove.
8128 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8130 (Pragmas): Remove comment about c4x pragmas.
8131 * doc/install.texi (c4x): Remove target-specific instructions.
8132 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8133 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8134 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8135 refer to C4x source files as examples.
8136 (C4X_FLOAT_FORMAT): Remove documentation.
8138 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8140 * config/bfin/bfin.c (override_options): Reorder tests so that
8141 flag_pic gets enabled for -msep-data.
8143 2008-01-25 Richard Guenther <rguenther@suse.de>
8146 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8147 to its bitfield precision if required.
8149 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8152 * tree-nested.c (walk_omp_for): New function.
8153 (convert_nonlocal_reference, convert_local_reference): Call
8154 walk_omp_for on OMP_FOR.
8155 (convert_call_expr): Call walk_body on OMP_FOR's
8156 OMP_FOR_PRE_INIT_BODY.
8158 2008-01-25 Richard Guenther <rguenther@suse.de>
8160 PR tree-optimization/34966
8161 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8162 default defs and PHI_NODEs we have to insert after the
8165 2008-01-24 Nick Clifton <nickc@redhat.com>
8167 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8168 Provide a default definition.
8169 (LIBGCC2_UNITS_PER_WORD): Likewise.
8171 * config/stormy16/stormy16.c: Include df.h for the prototype
8172 for df_regs_ever_live_p.
8173 (xstormy16_expand_builtin_va_start): Convert the stack offset
8174 into a component_ref and then use POINTER_PLUS_EXPR to add it
8175 to the incoming_virtual_args_rtx.
8176 (xstormy16_gimplify_va_arg_expr): Rename to
8177 xstormy16_gimplify_va_arg_expr.
8178 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8179 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8180 xstormy16_gimplify_va_arg_expr.
8181 Fix up some formatting issues.
8183 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8184 Move to predicates.md.
8185 (xs_hi_general_operand): Likewise.
8186 (xs_hi_nonmemory_operand): Likewise.
8187 * config/stormy16/predicates.md:
8188 (xstormy16_carry_plus_operand): New predicate.
8189 (xs_hi_general_operand): New predicate.
8190 (xs_hi_nonmemory_operand): New predicate.
8191 * config/stormy16/stormy16-protos.h:
8192 (xstormy16_carry_plus_operand): Delete prototype.
8193 (xs_hi_general_operand): Likewise.
8194 (xs_hi_nonmemory_operand): Likewise.
8196 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8197 modifiers as they are no longer needed and they can trigger
8198 reload spill failures.
8200 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8201 with a match_operand in order to help reload.
8203 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8204 constraint with 'e' for the 8th alternative as this version of
8205 the mov.w instruction only accepts the lower 8 registers.
8207 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8210 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8211 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8214 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8217 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8219 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8221 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8223 (remove_structure): Update allocations list before removing structure.
8225 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8227 * ipa-struct-reorg.c (is_safe_cond_expr,
8228 create_new_stmts_for_cond_expr): Use integer_zerop function,
8229 that recognize not only zero-pointer, but zero-integer too.
8231 2008-01-25 Ben Elliston <bje@au.ibm.com>
8234 * fixproto: Escape "." in sed expression that strips leading "./".
8236 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8239 * gcc.c (SWITCH_OK): Removed.
8240 (SWITCH_LIVE): Changed to bit.
8241 (SWITCH_FALSE): Likewise.
8242 (SWITCH_IGNORE): Likewise.
8243 (switchstr): Change live_cond to unsigned int.
8244 (process_command): Replace SWITCH_OK with 0.
8245 (do_self_spec): Likewise.
8246 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8247 (give_switch): Likewise.
8248 (used_arg): Likewise.
8249 (do_spec_1): Set the SWITCH_IGNORE bit.
8250 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8251 bits. Set the SWITCH_LIVE bit.
8253 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8255 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8257 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8259 PR tree-optimization/34472
8260 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8261 parameter to a "bool *" and set *DATA to false if there is
8262 an unsafe access. Do not delete the structure here.
8263 (check_cond_exprs): Delete it here instead.
8264 (check_cond_exprs, exclude_cold_structs): Do not increase
8265 I when removing a structure.
8267 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8270 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8271 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8273 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8276 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8277 a fixed vector for stack.
8279 2008-01-24 Ben Elliston <bje@au.ibm.com>
8282 * doc/gcc.texi (Software development): Add a direntry for g++.
8284 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8286 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8287 stale and straggling -fforce-addr comments above.
8289 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8291 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8292 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8294 2008-01-23 Michael Matz <matz@suse.de>
8297 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8300 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8302 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8305 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8307 * config/avr/avr.c (avr_current_arch): New variable.
8308 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8309 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8310 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8311 (avr_override_options): Init 'avr_current_arch'.
8312 (base_arch_s): Move from here...
8313 * config/avr/avr.h (base_arch_s): ... here. Add new members
8314 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8315 'mega' to 'have_jmp_call'.
8316 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8317 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8319 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8321 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8322 MULTILIB_MATCHES): (Ditto.).
8324 2008-01-23 Richard Guenther <rguenther@suse.de>
8327 * cgraphunit.c (cgraph_reset_node): Always mark the node
8328 not reachable if it is not queued already.
8330 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8332 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8333 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8334 (cputype_selected): New static variable.
8335 (bfin_handle_option): Set it if -mcpu is used.
8336 (override_option): Select default set of workarounds if no cpu type
8337 selected on the command line.
8338 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8340 From Michael Frysinger <michael.frysinger@analog.com>
8341 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8342 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8344 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8345 for bf547, bf523, bf524, and bf526.
8346 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8348 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8349 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8350 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8351 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8352 * doc/invoke.texi (Blackfin Options): Document that
8353 -mcpu now accept bf547, bf523, bf524, and bf526.
8355 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8357 PR rtl-optimization/34628
8358 * combine.c (try_combine): Stop and undo after the first combination
8359 if an autoincrement side-effect on the first insn has effectively
8362 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8365 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8366 Offset addresses are not valid for Altivec or paired float modes.
8368 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8371 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8372 if DECL_INITIAL (decl) is error_mark_node.
8375 * c-common.c (handle_vector_size_attribute): Only allow
8376 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8377 the same way as pointer, array etc. types.
8378 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8381 * tree.c (build_type_attribute_qual_variant): Call
8382 build_qualified_type if attributes are equal, but quals are not.
8384 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8387 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8388 * flags.h (warn_strict_aliasing): Remove.
8389 (warn_strict_overflow): Remove.
8390 * opts.c (warn_strict_aliasing): Remove.
8391 (warn_strict_overflow): Remove.
8392 * c-opts.c (c_common_handle_option): -Wall only sets
8393 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8394 (c_common_post_options): Give default values to -Wstrict-aliasing
8395 and -Wstrict-overflow if they are uninitialized.
8396 * common.opt (Wstrict-aliasing): Specify Var and Init.
8397 (Wstrict-overflow): Likewise.
8399 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8401 PR rtl-optimization/26854
8402 PR rtl-optimization/34400
8403 PR rtl-optimization/34884
8404 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8406 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8407 (df_rd_bb_info.expanded_lr_out): Deleted
8408 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8409 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8410 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8411 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8412 Removed code to allocate, initialize or free expanded_lr_out.
8413 (df_rd_bb_local_compute_process_def): Restructured to make more
8415 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8416 sets if the sets are being trimmed.
8418 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8421 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8422 (as_vers): Likewise.
8423 * configure: Regenerated.
8425 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8428 * tree-pass.h (pass_build_alias): New pass.
8429 * tree-ssa-alias.c (gate_build_alias): New.
8430 (pass_build_alias): New.
8431 * passes.c (init_optimization_passes): Add pass_build_alias after
8432 pass_create_structure_vars.
8434 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8436 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8437 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8438 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8439 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8440 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8441 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8442 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8443 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8444 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8445 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8446 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8447 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8448 * config/s390/s390.md (FP_ALL): New mode iterator.
8449 (_d): New mode attribute.
8450 ("*signbit<mode>2>"): Changed mode of first operand.
8451 ("isinf<mode>2"): Changed mode of first operand.
8452 ("*TDC_insn"): Adaptation for DFP modes.
8454 2008-01-22 Ben Elliston <bje@au.ibm.com>
8456 * tree.c (check_qualified_type): Improve function description.
8458 2008-01-21 Jason Merrill <jason@redhat.com>
8461 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8462 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8465 2008-01-21 DJ Delorie <dj@redhat.com>
8467 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8470 2008-01-21 Richard Guenther <rguenther@suse.de>
8473 * tree-cfg.c (verify_expr): Allow all invariant expressions
8474 instead of just constant class ones as reference argument.
8475 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8476 like any other constant.
8477 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8479 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8481 * regmove.c (fixup_match_1): Update call crossed frequencies.
8483 2008-01-21 Richard Guenther <rguenther@suse.de>
8486 * tree-inline.c (setup_one_parameter): Deal with mismatched
8487 types using a VIEW_CONVERT_EXPR.
8489 2008-01-21 Alon Dayan <alond@il.ibm.com>
8490 Olga Golovanevsky <olga@il.ibm.com>
8492 PR tree-optimization/34701
8493 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8494 when the structure size is not a power of 2.
8496 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8498 * doc/install.texi: Add doc for --enable-checking=df.
8500 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8502 PR rtl-optimization/34808
8503 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8505 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8507 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8510 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8512 PR rtl-optimization/26854
8513 PR rtl-optimization/34400
8514 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8516 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8517 (df_rd_bb_info.expanded_lr_out): New.
8518 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8519 * loop_iv.c (iv_analysis_loop_init): Ditto.
8520 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8521 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8522 Added code to allocate, initialize or free expanded_lr_out.
8523 (df_rd_bb_local_compute_process_def): Restructured to make
8524 more understandable.
8525 (df_rd_confluence_n): Add code to do nothing with fake edges and
8526 code to no apply invalidate_by_call sets if the sets are being trimmed.
8527 (df_lr_local_finalize): Renamed to df_lr_finalize.
8528 (df_live_local_finalize): Renamed to df_live_finalize.
8530 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8533 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8534 deciding whether to use reciprocal instructions.
8536 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8538 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8539 dwarf2out_note_section_used if cold_text_section is NULL.
8541 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8543 PR gcov-profile/34610
8544 * tree-cfg.c (make_edges): Mark both outgoing edges from
8545 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8546 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8547 from OMP_FOR and OMP_CONTINUE outgoing edges.
8549 * tree-profile.c (tree_profiling): Return early if
8550 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8552 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8553 from cfun to child_cfun.
8554 * function.h (struct function): Add after_tree_profile bit.
8556 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8558 * config/avr/avr.S (_exit): Disable interrupt.
8560 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8561 Steven Bosscher <stevenb.gcc@gmail.com>
8563 PR rtl-optimization/26854
8564 PR rtl-optimization/34400
8565 * df-problems.c (df_live_scratch): New scratch bitmap.
8566 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8567 (df_live_reset): Clear the proper bitmaps.
8568 (df_live_bb_local_compute): Only process the artificial defs once
8569 since the order is not important.
8570 (df_live_init): Init the df_live sets only with the variables
8571 found live by df_lr.
8572 (df_live_transfer_function): Use the df_lr sets to prune the
8573 df_live sets as they are being computed.
8574 (df_live_free): Free df_live_scratch.
8576 2008-01-18 Ian Lance Taylor <iant@google.com>
8578 * common.opt: Add fmerge-debug-strings.
8579 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8580 flag_merge_debug_strings rather than flag_merge_constants.
8581 * doc/invoke.texi (Option Summary): Mention
8582 -fmerge-debug-strings.
8583 (Debugging Options): Document -fmerge-debug-strings.
8585 2008-01-18 Ian Lance Taylor <iant@google.com>
8588 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8589 (struct tree_function_decl): Add new field operator_new_flag.
8590 * tree-inline.c (expand_call_inline): When inlining a call to
8591 operator new, force the return value to go into a variable, and
8592 set DECL_NO_TBAA_P on that variable.
8593 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8595 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8598 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8599 DWARF2_DEBUGGING_INFO.
8600 (dwarf2out_note_section_used): Ditto. Add prototype.
8601 (have_multiple_function_sections, text_section_used,
8602 cold_text_section_used, *cold_text_sections): Move declarations
8605 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8607 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8608 field and add signal_ra.
8609 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8610 assignments to frame state pc. Move end of stack check after
8611 MD_FALLBACK_FRAME_STATE_FOR.
8612 (uw_update_context_1): Use frame state signal_regs if set, instead
8613 of checking signal_frame flag.
8614 (uw_update_context): Use frame state signal_ra if set.
8615 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8616 * config/xtensa/linux-unwind.h: New file.
8618 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8620 * modulo-sched.c (get_sched_window): Fix comment typo.
8622 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8624 PR tree-optimization/34648
8625 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8627 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8629 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8630 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8632 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8634 PR rtl-optimization/34400
8635 * df-core.c (df_worklist_dataflow_overeager,
8636 df_worklist_dataflow_doublequeue): New functions.
8637 (df_worklist_dataflow): Two different worklist solvers.
8638 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8641 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8644 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8645 and ftree-parallelize-loops.
8647 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8649 PR rtl-optimization/34826
8650 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8652 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8654 * global.c (find_reg): Mark the eh regs as used if necessary.
8655 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8656 * ra.h (struct allocno): no_eh_reg field added. Changed
8657 no_stack_reg type to bitfield.
8659 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8661 * tree.c (substitute_in_expr): Add missing 'break'.
8663 2008-01-17 Richard Guenther <rguenther@suse.de>
8665 PR tree-optimization/34825
8666 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8667 x / x as division to handle.
8669 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8671 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8672 "-pthread" is specified.
8673 * pa-hpux11.h (LIB_SPEC): Likewise.
8675 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8676 Peter Bergner <bergner@vnet.ibm.com>
8678 PR rtl-optimization/33796
8679 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8681 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8683 PR libgfortran/34699
8684 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8686 * pa-hpux10.h (LINK_SPEC): Likewise.
8687 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8689 2008-01-16 Richard Guenther <rguenther@suse.de>
8692 * fold-const.c (fold_convert_const_int_from_int): Do not
8693 set overflow if that occured only because of a sign extension
8694 change when converting from/to a sizetype with the same
8695 precision and signedness.
8697 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8700 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8701 location address to the correct place. Update copyright year.
8703 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8705 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8706 no dependences in the dependence_relations vector.
8708 2008-01-16 Jan Hubicka <jh@suse.cz>
8710 PR rtl-optimization/31396
8711 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8712 * cfg.c (dump_reg_info): Print it.
8713 * regs.h (struct reg_info_t): add freq_calls_crossed.
8714 (REG_FREQ_CALLS_CROSSED): New macro.
8715 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8716 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8717 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8718 regmove_optimize): Update call crossed frequencies.
8719 * local-alloc.c (struct qty): Add freq_calls_crossed.
8720 (alloc_qty): Copute freq_calls_crossed.
8721 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8722 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8723 * ra.h (struct allocno): Add freq_calls_crossed.
8725 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8727 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8728 libgomp when compiling with ftree-parallelize-loops.
8729 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8731 2008-01-16 Richard Guenther <rguenther@suse.de>
8733 PR tree-optimization/34769
8734 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8735 * tree.c (int_cst_value): Instead make this function more
8736 permissive in what it accepts as valid input. Document this
8737 function always sign-extends the value.
8739 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8740 Richard Guenther <rguenther@suse.de>
8743 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8744 (gimple_fold_indirect_ref_rhs): ... this.
8745 (gimple_fold_indirect_ref): New function with foldings
8746 that preserve lvalueness.
8747 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8748 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8749 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8750 to fold an INDIRECT_REF, fall back to the old use of
8751 fold_indirect_ref_1.
8753 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8755 * tree-data-ref.c (subscript_dependence_tester_1): Call
8756 free_conflict_function.
8757 (compute_self_dependence): Same.
8759 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8762 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8763 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8765 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8766 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8767 for DWARF2_UNWIND_INFO targets.
8769 2008-01-16 Richard Guenther <rguenther@suse.de>
8772 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8773 type qualifiers for function types.
8775 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8777 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8778 loop_iterator li from previous commit.
8780 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8782 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8784 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8786 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8787 (parallelize_loops): Don't parallelize irreducible components.
8789 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8792 * c-opts (c_common_post_options): Do not enable CPP
8793 flag_pedantic_errors by default.
8795 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8797 PR rtl-optimization/31944
8798 * cse.c (remove_pseudo_from_table): New function.
8799 (merge_equiv_classes): Use above function to remove pseudo-registers.
8800 (invalidate): Likewise.
8802 2008-01-13 Richard Guenther <rguenther@suse.de>
8805 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8806 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8808 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8810 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8811 validate_change to unshare the source of the PC set.
8813 2008-01-12 Jan Hubicka <jh@suse.cz>
8816 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8817 references above array bounds. This might trigger bounds checks for
8820 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8822 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8823 new_replaceable_dependencies.
8825 2008-01-12 Doug Kwan <dougkwan@google.com>
8827 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8828 instead of OPT_Wreturn_type in warning due to ignored return type
8830 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8831 options included in -Wextra.
8832 * c.opt: New option -Wignored_qualifiers.
8833 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8834 -Wignore_qualifiers.
8835 (-Wignored-qualifiers): Document.
8836 (-Wreturn-type): Remove description of functionality now handled
8837 by -Wignored-qualifiers.
8839 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8842 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8843 NOP_EXPR if it is between integral types with the same precision.
8845 2008-01-12 Jan Hubicka <jh@suse.cz>
8848 * invoke.texi (max-inline-recursive-depth): Fix default value.
8850 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8852 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8855 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8857 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8859 2008-01-11 James E. Wilson <wilson@specifix.com>
8862 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8864 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8866 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8867 save/restore frame pointer register and don't use 'call-prologues'
8868 optimization in function with "OS_task" attribute.
8870 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8873 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8874 when copying to memory.
8876 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8878 PR rtl-optimization/30905
8879 * cfgcleanup.c: Include dce.h
8880 (crossjumps_occured): New global variable.
8881 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8882 If something changed, set crossjumps_occured to true.
8883 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8884 Don't add/remove fake edges to exit here...
8885 (cleanup_cfg): ...but do it here, when crossjumping.
8886 Run a fast DCE when successful crossjumps occured in the latest
8887 iteration of try_optimize_cfg.
8889 2008-01-11 Richard Guenther <rguenther@suse.de>
8891 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8892 (struct vn_unary_op_s): Likewise.
8893 (vn_reference_insert): Free old reference on hash collision.
8895 2008-01-10 Raksit Ashok <raksit@google.com>
8897 PR rtl-optimization/27971
8898 * combine.c (find_split_point): Split PLUS expressions which are
8899 inside a MEM rtx, and whose first operand is complex.
8901 2008-01-10 DJ Delorie <dj@redhat.com>
8903 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8904 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8905 (m32c_hard_regno_ok): Call the underlying function.
8907 2008-01-10 Richard Guenther <rguenther@suse.de>
8910 * tree-cfg.c (tree_merge_blocks): Do not go through the
8911 full-blown folding and stmt updating path if we just deal
8912 with virtual operands.
8913 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8914 test for abnormal SSA_NAMEs.
8916 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8919 * reload.c (push_reload): Add assertions. All constants from
8920 reg_equiv_constant should have been used for replacing the respective
8922 (find_reloads_address): Invoke find_reloads_address_part for
8923 constant taken from the reg_equiv_constant array.
8925 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8927 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8928 field (valnum) the first in the struct. Replace bools with
8931 2008-01-10 Richard Guenther <rguenther@suse.de>
8933 PR tree-optimization/34651
8934 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8935 types and ordering for masking and converting.
8937 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8939 PR tree-optimization/34017
8940 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8941 also for PHI_NODE expressions.
8943 2008-01-09 Jan Hubicka <jh@suse.cz>
8945 PR tree-optimization/34708
8946 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8947 based on number of case labels.
8948 (init_inline_once): Remove switch_cost.
8949 * tree-inline.h (eni_weights_d): Remove switch_cost.
8951 2008-01-09 Richard Guenther <rguenther@suse.de>
8952 Andrew Pinski <andrew_pinski@playstation.sony.com>
8955 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8956 temporary if an rvalue is ok or an lvalue is not required.
8958 2008-01-09 Richard Guenther <rguenther@suse.de>
8961 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8964 2008-01-09 Richard Guenther <rguenther@suse.de>
8967 * tree.c (host_integerp): Check for sizetype only if the
8968 type is an integer type.
8970 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8973 * opts.c (decode_options): Disable inlining of functions called
8974 once if not in unit-at-a-time mode.
8976 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8978 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8980 2008-01-08 Richard Guenther <rguenther@suse.de>
8983 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8984 out early if the result will be unused.
8986 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8991 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8992 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8995 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8997 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8998 for vectorization tuned.
9000 2008-01-08 Richard Guenther <rguenther@suse.de>
9002 PR tree-optimization/34683
9003 * tree-ssa-operands.c (operand_build_cmp): Export.
9004 * tree-ssa-operands.h (operand_build_cmp): Declare.
9005 * tree-vn.c (vuses_compare): Remove.
9006 (sort_vuses): Use operand_build_cmp.
9007 (sort_vuses_heap): Likewise.
9008 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9009 to re-use old VEC if available. Do not sort already sorted VUSEs.
9010 (vdefs_to_vec): Do not sort already sorted VDEFs.
9012 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9015 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9017 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9020 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9021 limitations of reciprocal sequences on x86 targets.
9023 2008-01-08 Richard Guenther <rguenther@suse.de>
9025 PR tree-optimization/34683
9026 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9028 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9031 * config/darwin.c (darwin_mergeable_string_section): Don't use
9032 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9034 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9037 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9038 negxf2. Macroize expander using X87MODEF mode iterator. Change
9039 predicates of op0 and op1 to register_operand.
9040 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9041 expander using X87MODEF mode iterator. Change predicates of
9042 op0 and op1 to register_operand.
9043 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9044 corresponding patterns and macroize using MODEF macro. Change
9045 predicates of op0 and op1 to register_operand and remove
9046 "m" constraint. Disparage "r" alternative with "!".
9047 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9048 macroize using X87MODEF macro. Change predicates of op0 and op1
9049 to register_operand and remove "m" constraint. Disparage "r"
9050 alternative with "!".
9051 (absneg splitter with memory operands): Remove.
9052 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9053 patterns and macroize using X87MODEF mode iterator.
9054 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9055 Change predicate of op1 to register_operand.
9056 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9057 for memory operands.
9059 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9061 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9063 2008-01-07 Richard Guenther <rguenther@suse.de>
9065 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9068 2008-01-07 Richard Guenther <rguenther@suse.de>
9070 PR tree-optimization/34683
9071 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9072 VOPs of the needed size to save memory. Use VEC_quick_push
9073 to save compile-time.
9074 (vdefs_to_vec): Likewise.
9076 2008-01-07 Sa Liu <saliu@de.ibm.com>
9078 * config/spu/spu.md (divdf3): Genetate inline code for double
9079 division. The implementation doesn't handle INF or NAN, therefore it
9080 only applies when -ffinite-math-only is given.
9082 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9085 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9086 * doc/cpp.texi ([Common Predefined Macros]): Document.
9088 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9090 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9091 order to use commutative addition instead of subtraction.
9093 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9094 Mircea Namolaru <namolaru@il.ibm.com>
9095 Vladimir Yanovsky <yanov@il.ibm.com>
9096 Revital Eres <eres@il.ibm.com>
9098 PR tree-optimization/34263
9099 * tree-outof-ssa.c (process_single_block_loop_latch,
9100 contains_tree_r): New functions.
9101 (analyze_edges_for_bb): Call process_single_block_loop_latch
9102 function to empty single-basic-block latch block if possible.
9104 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9106 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9108 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9110 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9112 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9114 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9116 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9118 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9120 PR tree-optimization/34618
9121 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9124 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9127 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9128 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9129 Update copyright year.
9131 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9132 Update copyright year.
9133 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9136 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9138 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9139 edge does not point to current bb before changing need_assert.
9141 2008-01-04 Richard Guenther <rguenther@suse.de>
9144 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9145 for verifying purposes if they are is_gimple_min_invariant.
9147 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9149 PR tree-optimization/34448
9150 PR tree-optimization/34465
9151 * gimplify.c (gimplify_init_constructor): Add new parameter
9152 notify_temp_creation. Use it.
9153 (gimplify_modify_expr_rhs): Take volatiles into account when
9154 optimizing constructors.
9155 Do not optimize constructors if gimplify_init_constructor will dump to
9157 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9158 * gcc.c-torture/compile/pr34448.c: New.
9160 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9162 PR gcov-profile/34609
9163 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9164 return_slot if result is TREE_ADDRESSABLE.
9166 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9168 * config/mips/mips.md (sqrt_condition): Tweak comment.
9169 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9171 2008-01-03 Tom Tromey <tromey@redhat.com>
9174 * c-common.c (c_type_hash): Handle VLAs.
9176 2008-01-03 Jan Hubicka <jh@suse.cz>
9178 PR tree-optimization/31081
9179 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9180 0 when inlining and not inlining to first basic block.
9181 (remap_decl): When var is initialized to 0, don't set default_def.
9182 (expand_call_inline): Set entry_bb.
9183 * tree-inline.h (copy_body_data): Add entry_bb.
9185 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9188 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9191 PR tree-optimization/29484
9192 * tree-inline.c (inline_forbidden_p_2): New function.
9193 (inline_forbidden_p): Disallow inlining if some static var
9194 has an address of a local LABEL_DECL in its initializer.
9195 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9198 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9200 PR tree-optimization/34635
9201 * tree-data-ref.c (add_other_self_distances): Make sure that the
9202 evolution step is constant.
9204 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9207 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9209 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9211 * tree-sra.c (scalarize_init): Insert the generate_element_init
9212 statements after the generate_element_zero statements.
9214 2008-01-02 Richard Guenther <rguenther@suse.de>
9218 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9219 for very large number of operands instead of ICEing.
9221 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9224 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9225 while stack probing.
9227 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9229 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9232 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9235 * tree-mudflap.c (mx_register_decls): Guard warning by
9236 !DECL_ARTIFICIAL check.
9238 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9240 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9241 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9242 sse5_perm<mode>): Fix constraints.