1 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3 * calls.c (expand_call): Don't use callgraph to increase
4 preferred_stack_boundary.
6 * cgraph.h (cgraph_rtl_info): Use unsigned on
7 preferred_incoming_stack_boundary.
9 * final.c (rest_of_clean_state): Use unsigned on
10 preferred_stack_boundary.
12 2008-05-09 Tom Tromey <tromey@redhat.com>
14 PR preprocessor/22231:
15 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
20 PR tree-optimization/36129
21 * tree-ssa-cpp.c: Include value-prof.h.
22 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
23 built-in function was folded to a constant.
24 * Makefile.in (tree-ssa-cpp.c): Depend on value-prof.h
26 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
27 Sebastian Pop <sebastian.pop@amd.com>
29 * tree-scalar-evolution.c: Document instantiate_scev.
30 (instantiate_parameters_1): Renamed instantiate_scev_1.
31 Don't use the same loop for instantiation_loop and evolution_loop.
32 (instantiate_scev): New.
33 (instantiate_parameters): Moved...
34 (resolve_mixers): Update call to instantiate_scev_1 to pass the
35 same loop twice. Maintains the semantics for this function.
36 * tree-scalar-evolution.h (instantiate_scev): Declare.
37 (instantiate_parameters): ...here. Now static inline.
38 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
39 instead of resolve_mixers.
41 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
43 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
45 2008-05-09 Tomas Bily <tbily@suse.cz>
47 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
48 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
49 * tree-ssa-structalias.c (get_constraint_for): Likewise.
50 * c-common.c (c_common_truthvalue_conversion): Likewise.
51 * tree-object-size.c (compute_object_offset): Likewise.
52 * tree-inline.c (estimate_num_insns_1): Likewise.
53 * varasm.c (const_hash_1, compare_constant, copy_constant)
54 (compute_reloc_for_constant, output_addressed_constants)
55 (initializer_constant_valid_p): Likewise.
56 * c-omp.c (check_omp_for_incr_expr): Likewise.
57 * gimplify.c (gimplify_expr): Likewise.
58 * c-typeck.c (c_finish_return): Likewise.
59 * tree-vectorizer.c (supportable_widening_operation)
60 (supportable_narrowing_operation): Likewise.
61 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
62 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
63 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
64 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
65 (descr_info_loc): Likewise.
66 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
67 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
68 (fold_unary): Likewise.
69 * builtins.c (get_pointer_alignment): Likewise.
70 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
71 (instantiate_parameters_1): Likewise.
72 * tree.c (expr_align, stabilize_reference): Likewise.
73 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
74 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
75 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
76 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
77 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
78 * c-common.c (c_alignof_expr, check_function_arguments_recurse): Likewise.
79 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
80 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
81 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
82 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
83 (forward_propagate_comparison)
84 (tree_ssa_forward_propagate_single_use_vars): Likewise.
85 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
86 * emit-rtl.c (component_ref_for_mem_expr)
87 (set_mem_attributes_minus_bitpos): Likewise.
88 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
89 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr): Likewise.
90 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
91 (build_function_call, pointer_diff, build_compound_expr)
92 (c_finish_return): Likewise.
93 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
94 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1): Likewise.
95 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
96 * expr.c (is_aligning_offset): Likewise.
97 * tree-ssa-alias.c (is_escape_site): Likewise.
98 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
99 (check_all_va_list_escapes): Likewise.
100 * tree-ssa-loop-ivopts.c (determine_base_object)
101 (determine_common_wider_type): Likewise.
102 * dojump.c (do_jump): Likewise.
103 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
104 * tree-gimple.c (is_gimple_cast): Likewise.
105 * fold-const.c (decode_field_reference, )
106 (fold_sign_changed_comparison, fold_unary, fold_comparison)
107 (fold_binary): Likewise.
108 * tree-ssa-alias-warnings.c (find_alias_site_helper)
109 (already_warned_in_frontend_p): Likewise.
110 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
111 * tree.c (really_constant_p, get_unwidened): Likewise.
112 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
113 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
114 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1): Likewise.
115 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use CONVERT_EXPR_P.
116 (CONVERT_EXPR_P): Define.
117 (CASE_CONVERT): Define.
119 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
122 * dce.c (deletable_insn_p): Do not delete calls if
124 (delete_unmarked_insns): When deleting a call, call
125 delete_unreachable_blocks.
126 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
127 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed
130 2008-05-08 Richard Guenther <rguenther@suse.de>
132 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
133 (-ftree-salias): Likewise.
134 (salias-max-implicit-fields): Remove param documentation.
135 (salias-max-array-elements): Likewise.
136 * tree-pass.h (pass_create_structure_vars): Remove.
137 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
138 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
139 * tree-ssa-alias.c (create_structure_vars): Remove.
140 (gate_structure_vars): Likewise.
141 (pass_create_structure_vars): Likewise.
142 (gate_build_alias): Likewise.
143 (pass_build_alias): Adjust to run always and dump the function.
144 * common.opt (ftree-salias): Hide.
145 * passes.c (init_optimization_passes): Remove
146 pass_create_structure_vars, adjust comment.
147 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
148 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
149 * opts.c (decode_options): Do not set flag_tree_salias.
150 (common_handle_option): Add OPT_ftree_salias to the backward
151 compatibility section.
153 2008-05-08 Richard Guenther <rguenther@suse.de>
155 * tree-flow-inline.h (var_can_have_subvars): Move ...
156 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
157 * tree-flow.h (var_can_have_subvars): Remove.
158 (push_fields_onto_fieldstack): Remove.
159 (sort_fieldstack): Likewise.
160 (struct fieldoff): Move ...
161 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
162 alias_set and base_for_components fields.
163 (sort_fieldstack): Make static.
164 (push_fields_onto_fieldstack): Likewise. Remove code that
165 handles anything but RECORD_TYPEs. Remove alias_set and
166 base_for_components handling.
167 (create_variable_info_for): Adjust.
169 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
171 * common.opt (Wframe-larger-than=): Shorten the help message
173 * doc/invoke.texi (Wframe-larger-than=): Add more description.
175 2008-05-08 Rafael Espindola <espindola@google.com>
177 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
179 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
180 trap and that both operands are gimple values.
181 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
182 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
185 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
187 * read-rtl.c (join_c_conditions): Return the first string if the
188 two strings are equal.
190 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
192 * gensupport.h (pred_data): Add a "num_codes" field.
193 (add_predicate_code): Declare.
194 * gensupport.c (add_predicate_code): New function.
195 (std_pred_table): Add an "allows_const_p" field.
196 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
197 Remove the (incomplete) list of such codes from the codes field.
198 (init_predicate_table): Use add_predicate_code. Add all
199 RTX_CONST_OBJs if allows_const_p is true.
200 * genrecog.c (process_define_predicate): Use add_predicate_code.
202 2008-05-08 David Daney <ddaney@avtrex.com>
203 Richard Sandiford <rsandifo@nildram.co.uk>
205 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
206 special case of constant zero operands.
207 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
208 old and new values. Special case constant zero values.
209 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
211 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
212 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
214 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
217 * simplify-rtx.c (simplify_plus_minus): Create CONST of
218 similar RTX_CONST_OBJ before CONST_INT.
220 2008-05-08 Steve Ellcey <sje@cup.hp.com>
222 * stmt.c (expand_stack_restore): Change sa mode if needed.
224 2008-05-08 Richard Guenther <rguenther@suse.de>
226 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
228 (ix86_sol10_return_in_memory): Likewise.
229 (ix86_i386elf_return_in_memory): Likewise.
230 (ix86_i386interix_return_in_memory): Likewise.
231 * config/i386/i386.c (ix86_return_in_memory): Likewise.
232 (ix86_sol10_return_in_memory): Likewise.
233 (ix86_i386elf_return_in_memory): Likewise.
234 (ix86_i386interix_return_in_memory): Likewise.
236 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
239 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
241 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
242 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
245 2008-05-08 Richard Guenther <rguenther@suse.de>
247 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
248 * tree-data-ref.h (struct dr_alias): Remove subvars field.
249 (DR_SUBVARS): Remove.
250 * tree-dfa.c (dump_subvars_for): Remove.
251 (debug_subvars_for): Likewise.
252 (dump_variable): Do not dump subvars.
253 (remove_referenced_var): Do not remove subvars.
254 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
255 (lookup_subvars_for_var): Remove.
256 (get_subvars_for_var): Likewise.
257 (get_subvars_at): Likewise.
258 (get_first_overlapping_subvar): Likewise.
259 (overlap_subvar): Likewise.
260 * tree-flow.h (subvar_t): Remove.
261 (struct var_ann_d): Remove subvars field.
262 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
263 argument. Remove special handling of SFTs.
264 (compute_tag_properties): Likewise.
265 (set_initial_properties): Likewise.
266 (compute_call_clobbered): Likewise.
267 (count_mem_refs): Likewise.
268 (compute_memory_partitions): Likewise.
269 (compute_flow_insensitive_aliasing): Likewise.
270 (setup_pointers_and_addressables): Likewise.
271 (new_type_alias): Likewise.
272 (struct used_part): Remove.
273 (used_portions): Likewise.
274 (struct used_part_map): Likewise.
275 (used_part_map_eq): Likewise.
276 (used_part_map_hash): Likewise.
277 (free_used_part_map): Likewise.
278 (up_lookup): Likewise.
279 (up_insert): Likewise.
280 (get_or_create_used_part_for): Likewise.
281 (create_sft): Likewise.
282 (create_overlap_variables_for): Likewise.
283 (find_used_portions): Likewise.
284 (create_structure_vars): Likewise.
285 * tree.def (STRUCT_FIELD_TAG): Remove.
286 * tree.h (MTAG_P): Adjust.
287 (struct tree_memory_tag): Remove base_for_components and
288 unpartitionable flags.
289 (struct tree_struct_field_tag): Remove.
290 (SFT_PARENT_VAR): Likewise.
291 (SFT_OFFSET): Likewise.
292 (SFT_SIZE): Likewise.
293 (SFT_NONADDRESSABLE_P): Likewise.
294 (SFT_ALIAS_SET): Likewise.
295 (SFT_UNPARTITIONABLE_P): Likewise.
296 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
297 (union tree_node): Remove sft field.
298 * alias.c (get_alias_set): Remove special handling of SFTs.
299 * print-tree.c (print_node): Remove handling of SFTs.
300 * tree-dump.c (dequeue_and_dump): Likewise.
301 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
302 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
303 * tree-predcom.c (set_alias_info): Do not set subvars.
304 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
305 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
306 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
307 (add_vars_for_offset): Remove.
308 (add_virtual_operand): Remove special handling of SFTs.
309 (add_call_clobber_ops): Likewise.
310 (add_call_read_ops): Likewise.
311 (get_asm_expr_operands): Likewise.
312 (get_modify_stmt_operands): Likewise.
313 (get_expr_operands): Likewise.
314 (add_to_addressable_set): Likewise.
315 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
316 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
317 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not
319 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
320 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
321 (tree_node_structure): Likewise.
322 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
324 (find_what_p_points_to): Likewise.
326 2008-05-08 Sa Liu <saliu@de.ibm.com>
328 * config/spu/spu.md: Fixed subti3 pattern.
330 2008-05-08 Richard Guenther <rguenther@suse.de>
333 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
334 sure to create a representative for trailing arrays for PTA.
336 2008-05-08 Richard Guenther <rguenther@suse.de>
339 * fold-const.c (operand_equal_p): Two objects which types
340 differ in pointerness are not equal.
342 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
344 * calls.c (compute_argument_block_size): Add argument tree fndecl.
345 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
346 (emit_library_call_value_1): Add new variable fndecl initialized by
347 NULL_TREE. It should be the decl type of orgfun, but this information
348 seems not to be available here, so it uses the default calling abi.
349 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
350 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
351 by TARGET_RETURN_IN_MEMORY.
352 * config/i386/i386-interix.h: Likewise.
353 * config/i386/i386.h: Likewise.
354 * config/i386/i386elf.h: Likewise.
355 * config/i386/ptx4-i.h: Likewise.
356 * config/i386/sol2-10.h: Likewise.
357 * config/i386/sysv4.h: Likewise.
358 * config/i386/vx-common.h: Likewise.
359 * config/cris/cris.h: Removed #if 0 clause.
360 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
361 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
363 (ix86_sol10_return_in_memory): Likewise.
364 (ix86_i386elf_return_in_memory): New.
365 (ix86_i386interix_return_in_memory): New.
366 * config/mt/mt-protos.h (mt_return_in_memory): New.
367 * config/mt/mt.c: Likewise.
368 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
369 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
370 * config/bfin/bfin.h: Likewise.
371 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
373 * config/bfin/bfin.c: Likewise.
374 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
375 * config/alpha/unicosmk.h: Likewise.
376 * config/i386/cygming.h: Likewise.
377 * config/iq2000/iq2000.h: Likewise.
378 * config/mips/mips.h: Likewise.
379 * config/mn10300/mn10300.h: Likewise.
380 * config/rs6000/rs6000.h: Likewise.
381 * config/score/score.h: Likewise.
382 * config/spu/spu.h: Likewise.
383 * config/v850/v850.h: Likewise.
384 * defaults.h: Likewise.
385 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
386 * expr.c (emit_block_move): Adjust use of
387 OUTGOING_REG_PARM_STACK_SPACE.
388 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
389 OUTGOING_REG_PARM_STACK_SPACE.
390 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
392 2008-05-08 Jakub Jelinek <jakub@redhat.com>
394 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
395 on OMP_RETURN for OMP_FOR.
398 * dwarf2out.c (dw_expand_expr, common_check): Removed.
399 (fortran_common): New function.
400 (gen_variable_die): Call fortran_common instead of common_check,
401 adjust for it returning tree instead of rtx. Formatting.
403 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
407 * see.c (see_copy_insn): Copy new pure const attributes for new call.
408 * c-decl.c (merge_decls): Ditto.
409 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
410 to RTL_CONST_OR_PURE_CALL_P.
411 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
412 Initialized DECL_LOOPING_CONST_PURE.
413 (process_call_operands): Set tree_side_effects properly.
414 * tree.h (TREE_READONLY_DECL_P): Removed.
415 (DECL_IS_PURE): Renamed to DECL_PURE_P.
416 (DECL_LOOPING_OR_CONST_P): New macro.
417 (struct tree_function_decl): Added looping_const_or_pure_p.
419 (ECF_LOOPING_OR_CONST_P): New macro.
420 * rtlanal.c (pure_const_p): Removed.
421 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
422 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
424 * ipa-pure-const.c (pure_const_state_e): Added looping field.
425 (check_decl, check_tree, check_call, scan_function): Initialize
427 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
428 (static_execute): Set looping true for recursive functions.
429 Undo setting state to IPA_NEITHER for recursive functions.
431 * ifcvt.c (noce_can_store_speculate_p): Changed
432 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
433 RTL_CONST_OR_PURE_CALL_P.
434 * dse.c (scan_insn): Ditto.
435 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
436 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
437 RTL_CONST_OR_PURE_CALL_P.
438 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
439 pure_call_p to RTL_CONST_CALL_P.
440 * gimplify.c (gimplify_call_expr): Clear side effects for
441 non-looping pure and constant calls.
442 * calls.c (emit_call_1): Set rtl flags from ecf flags.
443 (flags_from_decl_or_type): Set ecf flags from decl flags.
444 (initialize_argument_information): Turn off
445 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
446 Change const to pure if callee_copies is true rather than just
448 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
449 way of marking pure calls.
450 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
451 Remove hack that was supposed to fix pr7335 and remove old
452 way of marking pure calls.
453 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
454 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
455 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
456 RTL_CONST_OR_PURE_CALL_P.
457 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
458 * loop-invariant.c (find_exits, find_invariant_bb): Changed
459 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
460 * sched-deps.c (schedule_analyze): Ditto.
461 * rtl.h (struct rtx_def): Use call field, unchanging field, and
462 return_val field of calls to represent pure and const function info.
463 (CONST_OR_PURE_CALL_P): Deleted macro.
464 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
465 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
466 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
468 * tree-optimize.c (execute_fixup_cfg): Added test for
469 ECF_LOOPING_CONST_OR_PURE.
470 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
472 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
473 effects for looping pure or const calls.
474 (verify_gimple_expr): Added verification code.
475 * config/alpha/alpha.c (alpha_legitimize_address,
476 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
478 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
479 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
480 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
481 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
482 RTL_CONST_OR_PURE_CALL_P.
483 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
484 and const calls to be deleted.
486 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/mmx.md (mmx_subv2sf3): New expander.
490 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
491 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
492 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
493 to handle nonimmediate operands.
494 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
495 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
496 to handle nonimmediate operands.
497 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
498 (mmx_pmulhrwv4hi3): New expander. Use
499 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
500 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
501 (sse2_umulv1siv1di3): New expander. Use
502 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
503 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
504 (mmx_eq<mode>3): New expander. Use
505 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
506 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
507 (mmx_uavgv8qi3): New expander. Use
508 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
509 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
510 (mmx_uavgv4hi3): New expander. Use
511 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
514 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
515 to handle nonimmediate operands.
516 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
517 to handle nonimmediate operands.
518 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
519 to handle nonimmediate operands.
520 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
521 to handle nonimmediate operands.
522 (sse2_unpckhpd_exp): New expander. Use
523 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
524 (sse2_unpcklpd_exp): New expander. Use
525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
526 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
527 to handle nonimmediate operands.
528 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
529 to handle nonimmediate operands.
530 (*sse2_<plusminus_insn><mode>3): Rename from
531 sse2_<plusminus_insn><mode>3 insn pattern.
532 (sse2_<plusminus_insn><mode>3): New expander. Use
533 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
534 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
535 (sse2_umulv2siv2di3): New expander. Use
536 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
537 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
538 (sse4_1_mulv2siv2di3): New expander. Use
539 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
540 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
541 (sse2_pmaddwd): New expander. Use
542 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
543 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
544 (sse2_eq<mode>3): New expander. Use
545 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
546 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
547 (sse4_1_eqv2di3): New expander. Use
548 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
549 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
550 (sse2_uavgv16qi3): New expander. Use
551 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
552 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
553 (sse2_uavgv16qi3): New expander. Use
554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
555 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
556 (sse2_uavgv8hi3): New expander. Use
557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
558 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
559 (ssse3_pmulhrswv8hi3): New expander. Use
560 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
561 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
562 (ssse3_pmulhrswv4hi3): New expander. Use
563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
565 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
566 (<sse>_vmmul<mode>3): Ditto.
567 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
569 (ssse3_pmaddubsw128): Use register_operand for operand 1.
570 (ssse3_pmaddubsw): Ditto.
572 * config/i386/i386.c (struct_builtin_description)
573 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
574 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
575 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
576 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
577 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
578 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
579 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
580 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
581 (ix86_fixup_binary_operands): Assert that src1
582 and src2 must have the same mode when swapped.
583 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
584 and ix86_binary_operator_ok. Do not force operands in registers
587 2008-05-07 Jan Hubicka <jh@suse.cz>
589 * cgraph.c (dump_cgraph_node): Update.
590 * cgraph.h (cgraph_local_info): Break out inline summary.
591 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
593 * ipa-inline (inline_summary): New accestor function.
594 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
595 cgraph_decide_inlining, compute_inline_parameters): Update.
596 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
598 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
600 Cleanup ColdFire scheduling support and add V4 pipeline model.
602 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
603 (define_attr cpu): Add cfv4 value.
604 (define_attr type, define_attr type1): Merge into a single 'type'
605 attribute. Update all uses.
606 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
607 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
609 (define_attr opx_mem, define_attr opy_mem): Remove.
610 (define_attr op_mem): Clean up, update comment.
611 (define_attr size): Use specific values instead of general int.
612 (define_attr guess, define_attr split): Remove. Update all uses.
613 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
614 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
615 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
616 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
617 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
618 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
619 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
620 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
621 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
622 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
623 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
624 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
625 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
626 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
627 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
628 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
629 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
630 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
631 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
632 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
633 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
634 Update or set attributes.
635 (stack_tie): New fake instruction.
637 * config/m68k/m68k.h (TUNE_CFV4): New macro.
638 (m68k_sched_attr_size): Update declaration.
639 (m68k_sched_attr_type2): Remove.
640 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
641 Declare new bypass predicates.
643 * config/m68k/m68k.c (m68k_sched_issue_rate,
644 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
646 (TARGET_SCHED_ISSUE_RATE,
647 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
648 (override_options): Handle scheduling for ColdFire V4 core.
649 (m68k_expand_prologue): Emit stack_tie.
650 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
651 'OP_TYPE_FPN'. Update all uses.
652 (sched_guess_p): Remove.
653 (sched_address_type): Handle symbolic addresses.
654 (sched_get_operand): New static function.
655 (sched_operand_type): Merge into sched_attr_op_type.
656 (sched_attr_op_type): Handle FP registers, handle quick constants,
658 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
659 (m68k_sched_attr_size): Update. Move logic to ...
660 (sched_get_attr_size_int): New static function.
661 (sched_get_opxy_mem_type): New static function.
662 (m68k_sched_attr_op_mem): Update.
663 (m68k_sched_attr_type2): Remove.
664 (sched_cfv4_bypass_data): New static variable.
665 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
666 (m68k_sched_issue_rate): Implement scheduler hook.
667 (struct _sched_ib: enabled_p): New field.
668 (m68k_sched_variable_issue): Update. Handle V4.
669 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
670 sched_dump_class_func_t, sched_dump_split_class,
671 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
672 sched_dump_dfa_class, m68k_sched_dump): Remove.
673 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
675 (m68k_sched_init_global): Remove statisctics dumping, introduce
676 sanity check that all instructions have pipeline reservations. Handle
678 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
679 Handle ColdFire V4 core.
680 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
681 New static functions.
682 (m68k_sched_address_bypass_p): New bypass predicate.
683 (sched_get_indexed_address_scale): New static function.
684 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
686 * cf.md: Update comments.
687 (define_attr type2): Remove. Use 'type' attribute instead.
689 (cf_ib): Rename to cfv123_ib. Update all uses.
690 (cf_oep): Rename to cfv123_oep. Update all uses.
691 (cf_chr): Rename to cfv123_chr. Update all uses.
692 (cf_mem): Rename to cfv123_mem. Update all uses.
693 (cf_mac): Move to more appropriate place.
694 (cfv123_guess): New automaton and cpu_unit.
695 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
696 Update uses of 'size' attribute. Handle before reload scheduling.
697 (cfv123_guess): New dummy reservation for unhandled instructions.
698 (cfv4_*): Pipeline description of ColdFire V4 core.
699 (ignore): New reservation to handle 'ignore' type.
701 2008-05-07 Ian Lance Taylor <iant@google.com>
704 * gimplify.c (find_single_pointer_decl_1): Don't look through
706 (find_single_pointer_decl): Adjust comments.
708 2008-05-07 Jakub Jelinek <jakub@redhat.com>
711 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
712 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
715 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
716 integral type rather than floating point, then VIEW_CONVERT_EXPR
717 to the floating point type.
719 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
721 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
722 TFmode op0 to register.
724 2008-05-07 Alan Modra <amodra@bigpond.net.au>
726 * c-decl.c (grokdeclarator): Comment typo.
728 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
730 * tree-flow.h: Remove prototype for computed_goto_p.
731 * tree-cfg.c (computed_goto_p): Make static.
733 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
736 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
737 (contains_aligned_value_p): This. Handle _Decimal128.
738 (ix86_function_arg_boundary): Only align _Decimal128 to its
739 natural boundary and handle it properly.
741 2008-05-06 Martin Jambor <mjambor@suse.cz>
743 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
744 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
745 (ipcp_method_set_orig_node): Removed.
746 (ipcp_cval_get_cvalue_type): Removed.
747 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
748 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
749 (ipcp_cval_set_cvalue_type): Removed.
750 (ipcp_cval_get_cvalue): Removed.
751 (ipcp_cval_set_cvalue): Removed.
752 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
753 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
754 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
755 (ipcp_cval_meet): Renamed to ipa_lattice_meet
756 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
757 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
758 (ipcp_get_ith_lattice): Changed parameters.
759 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
760 (ipcp_lattice_from_jfunc): Changed parameters.
761 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
762 (ipcp_method_cval_print): Added temporary variable info.
763 (ipcp_redirect): Removed already unused local variable caller.
764 (ipcp_redirect): New temporary variable orig_callee_info
765 (ipcp_redirect): Removed newly unused local variable callee.
766 (ipcp_redirect): Removed (a bit confusing) local variable type.
767 (ipcp_insert_stage): Added local variable info.
768 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
770 (ipcp_formal_create): Removed.
771 (ipcp_method_cval_set): Removed.
772 (ipcp_propagate_stage): Renamed lattice variables.
773 (ipcp_method_cval_set_cvalue_type): Removed.
774 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
775 (ipcp_print_all_lattices): Changed printed strings to refer to
776 lattices rather than cvals.
777 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
778 (ipcp_propagate_const): Changed formal parameters.
779 (build_const_val): Changed formal parameters.
780 (ipcp_insert_stage): Removed useless variable cvalue
781 (build_const_val): Changed formal parameters.
782 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
783 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
784 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
785 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
786 (ipcp_print_func_profile_counts): Changed string from "method" to
788 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
789 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
790 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
791 (ipcp_structures_print): Renamed to ipcp_print_all_structures
792 (ipcp_profile_print): Renamed to ipcp_print_profile_data
793 (ipcp_lat_is_const): Changed parameters and made inline.
794 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
795 (ipcp_redirect): Renamed to ipcp_need_redirect_p
796 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
797 the predicate condition directly
798 (ipcp_propagate_stage): Added local variable args. Removed local
799 variable callee. (Both are mere code simplifications.)
800 (ipcp_method_dont_insert_const): Renamed to
801 ipcp_node_not_modifiable_p.
802 (ipcp_node_not_modifiable_p): Made inline.
803 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
804 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
805 (ipcp_print_all_lattices): Removed variable cvalue
806 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
809 2008-05-06 Olivier Hainque <hainque@adacore.com>
811 * tree-sra.c (try_instantiate_multiple_fields): Early return
812 if field has POINTER_TYPE.
814 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
816 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
817 by using 'q' specifier for instruction.
818 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
820 2008-05-06 Anatoly Sokolov <aesok@post.ru>
822 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
823 Change mode of zero_extract from QImode to HImode.
824 (sign bit tests peepholes): (Ditto.).
826 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
828 * config/i386/mmx.md: Remove double backslashes from asm templates.
829 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
830 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
831 to handle nonimmediate operands.
832 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
833 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
834 to handle nonimmediate operands.
835 (*mmx_<code>v2sf3_finite): New insn pattern.
836 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
837 (mmx_<code>v2sf3): New expander. Use
838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
839 (mmx_<plusminus_insn><mode>3): New expander. Use
840 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
841 (*mmx_<plusminus_insn><mode>3): New insn pattern.
842 (mmx_add<mode>3): Removed.
843 (mmx_ssadd<mode>3): Ditto.
844 (mmx_usadd<mode>3): Ditto.
845 (mmx_sub<mode>3): Ditto.
846 (mmx_sssub<mode>3): Ditto.
847 (mmx_ussub<mode>3): Ditto.
848 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
849 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
850 to handle nonimmediate operands.
851 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
853 (mmx_smulv4hi3_highpart): New expander. Use
854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
855 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
857 (mmx_umulv4hi3_highpart): New expander. Use
858 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
859 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
860 (mmx_<code>v4hi3): New expander. Use
861 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
862 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
863 (mmx_<code>v8qi3): New expander. Use
864 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
865 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
866 (mmx_<code><mode>3): New expander. Use
867 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
869 2008-05-05 Jan Hubicka <jh@suse.cz>
871 PR tree-optimization/36118
872 * passes.c (pass_init_dump_file): Fix dump header.
874 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
877 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
878 VCE for function decls.
880 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
882 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
884 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
886 * config/i386/i386.md (sat_plusminus): New.
887 (plusminus_insn): Likewise.
888 (plusminus_mnemonic): Likewise.
890 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
891 (*<addsub><mode>3_cc_overflow): Renamed to ...
892 (*<plusminus_insn><mode>3_cc_overflow): This.
893 (*<addsub>si3_zext_cc_overflow): Renamed to ...
894 (*<plusminus_insn>si3_zext_cc_overflow): This.
896 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
897 (<plusminus_insn><mode>3): This.
898 (*<addsub><mode>3): Renamed to ...
899 (*<plusminus_insn><mode>3): This.
900 (<sse>_vm<addsub><mode>3): Renamed to ...
901 (<sse>_vm<plusminus_insn><mode>3): This.
902 (sse3_h<addsub>v4sf3): Renamed to ...
903 (sse3_h<plusminus_insn>v4sf3): This.
904 (sse3_h<addsub>v2df3): Renamed to ...
905 (sse3_h<plusminus_insn>v2df3): This.
906 (<plusminus_insn><mode>3): New.
907 (*<plusminus_insn><mode>3): Likewise.
908 (sse2_<plusminus_insn><mode>3): Likewise.
909 (add<mode>): Removed.
910 (*add<mode>3): Likewise.
911 (sse2_ssadd<mode>3): Likewise.
912 (sse2_usadd<mode>3): Likewise.
913 (sub<mode>3): Likewise.
914 (*sub<mode>3): Likewise.
915 (sse2_sssub<mode>3): Likewise.
916 (sse2_ussub<mode>3): Likewise.
918 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
920 * gthr-single.h: Add in required interface elements as per gthr.h.
921 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
922 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
923 Generalize UNUSED macro.
924 (__gthread_once): Add.
925 (__gthread_key_create): Add.
926 (__gthread_key_delete): Add.
927 (__gthread_getspecific): Add.
928 (__gthread_setspecific): Add.
930 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
932 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
933 the same size types for the indirect reference on the rhs, then
936 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/i386.md
939 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
940 one insn template instead of template series.
941 (*xordi_1_rex64): Ditto.
942 (*xordi_2_rex64): Ditto.
944 2008-05-05 Ira Rosen <irar@il.ibm.com>
946 PR tree-optimization/36119
947 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
950 2008-06-04 Jan Hubicka <jh@suse.cz>
952 tree-optimization/36100
953 * tree-pass.h (pass_O0_always_inline): Declare.
954 * ipa-inline.c (inline_transform): Remove dead code.
955 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
956 pass_O0_always_inline): New.
957 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
959 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
961 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
962 mnemonic in this_param move for TARGET_64BIT.
964 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
967 (*strmovsi_rex_1): Ditto.
968 (*strsetsi_1): Ditto.
969 (*strsetsi_rex_1): Ditto.
971 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
972 adddicc expanders using SWI mode iterator.
974 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
977 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
980 2008-05-04 David S. Miller <davem@davemloft.net>
982 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
983 (sparc*-*-linux*): Use linux.h in tm_file.
984 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
985 compiler defaulting to 32-bit.
986 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
988 * config/sparc/linux.h: Remove definitions now obtained
989 properly from linux.h
990 * config/sparc/linux64.h: Likewise.
991 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
992 don't want this setting for 32-bit builds in a biarch compiler.
993 * doc/install.texi: Add sparc-linux to list of targets
994 supporting --enable-targets=all.
996 2008-05-03 Andrew Pinski <pinskia@gmail.com>
998 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1000 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1002 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1003 after V4SI_FTYPE_V8HI.
1004 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1005 case V4SI_FTYPE_V2DF.
1007 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1009 * doc/invoke.texi (max-flow-memory-locations): Removed.
1010 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1012 2008-05-03 Richard Guenther <rguenther@suse.de>
1015 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1017 2008-05-02 David S. Miller <davem@davemloft.net>
1019 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1021 2008-05-02 Simon Baldwin <simonb@google.com>
1024 * c-common.h (warn_array_subscript_range): Removed.
1025 * c-common.c (warn_array_subscript_range): Ditto.
1026 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1027 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1029 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1031 * config/i386/i386.c (ix86_special_builtin_type): New.
1032 (bdesc_special_args): Likewise.
1033 (ix86_expand_special_args_builtin): Likewise.
1034 (ix86_init_mmx_sse_builtins): Updated.
1035 (ix86_expand_builtin): Updated.
1036 (ix86_expand_store_builtin): Removed.
1037 (ix86_expand_unop_builtin): Likewise.
1039 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1040 * config/i386/mmintrin.h (__v2sf): Here.
1042 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1044 (_mm_loadl_pi): Likewise.
1045 (_mm_storeh_pi): Replace __v2si with __v2sf.
1046 (_mm_storel_pi): Likewise.
1048 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1049 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1050 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1051 __builtin_ia32_loadlpd.
1053 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1055 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1056 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1057 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1058 (ix86_init_mmx_sse_builtins): Updated.
1059 (ix86_expand_args_builtin): Likewise.
1060 (ix86_expand_builtin): Likewise.
1061 (ix86_expand_unop1_builtin): Renamed to ...
1062 (ix86_expand_unop_vec_merge_builtin): This.
1064 2008-05-01 Jan Hubicka <jh@suse.cz>
1067 * ipa-inline.c (inline_generate_summary): Make static.
1068 (inline_transform): Do not call inlining at -O0; make static.
1069 * passes.c (execute_todo): Add sanity check.
1070 (execute_one_ipa_transform_pass): Execute proper flags.
1072 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1074 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1075 (DECL_NONADDRESSABLE_P): Likewise.
1076 * alias.c (record_component_aliases): Fix comment.
1078 2008-05-01 Simon Baldwin <simonb@google.com>
1080 * c-common.h (warn_array_subscript_range): New function.
1081 * c-common.c (warn_array_subscript_range): Ditto.
1082 * tree-vrp.c (check_array_ref): Corrected code to agree with
1083 comment, ignoring only arrays of size 0 or size 1.
1084 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1086 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1088 * config/i386/i386.c (ix86_builtin_type): Replace
1089 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1090 (bdesc_args): Updated.
1091 (ix86_init_mmx_sse_builtins): Likewise.
1092 (ix86_expand_args_builtin): Likewise.
1094 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1097 * doc/extend.texi: Correct __builtin_ia32_palignr.
1099 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1102 * config/i386/i386.c (bdesc_crc32): Removed.
1103 (ix86_expand_crc32): Likewise.
1104 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1105 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1106 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1107 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1108 UINT_FTYPE_UINT_UCHAR.
1109 (bdesc_args): Updated. Add crc32 builtins.
1110 (ix86_init_mmx_sse_builtins): Updated.
1111 (ix86_expand_args_builtin): Updated to support subreg.
1113 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1115 2008-05-01 Jan Hubicka <jh@suse.cz>
1117 * tree-pass.h (opt_pass): Add IPA_PASS.
1118 (varpool_node, cgraph_node): Forward declare.
1119 (ipa_opt_pass): Define.
1120 (pass_ipa_inline): Turn into ipa_opt_pass.
1121 (pass_apply_inline): Remove.
1122 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1123 (apply_inline): Turn into ....
1124 (inline_transform): ... this one.
1125 (inline_generate_summary): New function.
1126 (pass_apply_inline): Remove.
1127 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1129 (struct function): Add ipa_transforms_to_apply.
1130 * passes.c (register_one_dump_file): Work on IPA_PASS.
1131 (init_optimization_passes): Remove pass_inline_parameters and
1133 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1134 (execute_one_pass) ... here; apply transforms when possible.
1135 (add_ipa_transform_pass, execute_ipa_summary_asses,
1136 execute_one_ipa_transform_pass): New.
1137 (execute_ipa_pass_list): Update for IPA_PASS type.
1139 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1141 * config/i386/i386.c (ix86_builtin_type): Add
1142 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1143 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1144 (bdesc_args): Add SSE4a builtins.
1145 (ix86_init_mmx_sse_builtins): Updated.
1146 (ix86_expand_args_builtin): Likewise.
1147 (ix86_expand_builtin): Likewise.
1149 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1151 * config/i386/i386.c (ix86_builtin_type): Add
1152 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1153 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1154 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1155 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1156 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1157 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1158 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1159 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1160 and DI_FTYPE_DI_DI_INT.
1161 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1162 (ix86_init_mmx_sse_builtins): Updated.
1163 (ix86_expand_args_builtin): Likewise.
1164 (ix86_expand_builtin): Likewise.
1165 (ix86_expand_binop_imm_builtin): Removed.
1167 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1169 2008-04-30 Richard Guenther <rguenther@suse.de>
1171 PR tree-optimization/32921
1172 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1174 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1176 * config/arm/arm.c (arm_unwind_emit): Use
1177 crtl->all_throwers_are_sibcalls instead of
1178 cfun->all_throwers_are_sibcalls.
1179 (arm_output_fn_unwind): Likewise.
1180 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1181 instead of cfun->uses_pic_offset_table.
1182 (frv_expand_prologue): Likewise.
1183 (frv_frame_pointer_required): Likewise.
1184 (frv_expand_fdpic_call): Likewise.
1185 (frv_emit_movsi): Likewise.
1186 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1187 cfun->returns_pcc_struct instead of
1188 current_function_returns_pcc_struct.
1189 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1190 instead of cfun->calls_eh_return.
1191 (m32c_pushm_popm): Likewise.
1192 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1193 "extern" declaration.
1195 2008-04-30 Richard Guenther <rguenther@suse.de>
1197 PR tree-optimization/21636
1198 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1200 (evaluate_stmt): Print the likely value.
1201 (ccp_visit_stmt): Avoid excessive vertical spacing.
1203 2008-04-30 Rafael Espindola <espindola@google.com>
1205 * builtins.c (fold_call_expr): Return realret.
1206 * tree-ssa-threadedge.c
1207 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1208 __builtin_object_size.
1210 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1212 * gcc.c (wrapper_string): New variable.
1213 (insert_wrapper): New function.
1214 (execute): New option -wrapper.
1215 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1217 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1219 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1220 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1221 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1223 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1224 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1225 config/rs6000/e500crtres64gprctr.asm,
1226 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1227 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1228 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1229 config/rs6000/e500crtsav64gprctr.asm,
1230 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1231 config/rs6000/e500crtsavg64gprctr.asm: New files.
1232 * config/rs6000/t-ppccomm: Add build rules for new files.
1233 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1234 * config/rs6000/t-netbsd: Add build rules for new files.
1235 (LIB2FUNCS_STATIC_EXTRA): New variable.
1236 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1237 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1238 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1240 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1242 * config/i386/i386.c (ix86_builtin_type): Add
1243 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1244 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1245 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1246 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1247 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1248 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1249 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1250 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1251 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1252 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1253 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1254 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1255 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1256 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1257 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1258 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1259 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1260 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1261 V1DI_FTYPE_V2SI_V2SI.
1262 (bdesc_2arg): Moved to ...
1264 (ix86_init_mmx_sse_builtins): Updated.
1265 (ix86_expand_args_builtin): Updated. Take a pointer
1266 to const struct builtin_description. Handle comparison
1268 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1269 (ix86_expand_builtin): Updated.
1271 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1272 (ssse3_pmaddubsw128): This.
1273 (ssse3_pmaddubswv4hi3): Renamed to ...
1274 (ssse3_pmaddubsw): This.
1276 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1277 (__builtin_ia32_packssdw128): Likewise.
1278 (__builtin_ia32_packuswb128): Likewise.
1279 (__builtin_ia32_pmaddubsw): Likewise.
1280 (__builtin_ia32_pmaddubsw128): Likewise.
1282 2008-04-30 Richard Guenther <rguenther@suse.de>
1284 PR tree-optimization/14847
1285 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1286 (recognize_bits_test): Use it.
1287 (recognize_single_bit_test): Likewise.
1289 2008-04-30 Martin Jambor <mjambor@suse.cz>
1291 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1292 instead of setting number of formal parameters to zero.
1293 (ipcp_init_stage): Do not set the number of actual parameters to zero
1295 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1296 which are called with variable number of arguments.
1297 (ipcp_insert_stage): Explicitely skipping all nodes which are
1298 called with variable number of arguments.
1299 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1300 number of parameters.
1302 * ipa-prop.h (struct ipa_node_params): Added flag
1303 called_with_var_arguments
1304 (ipa_set_param_count): Added. Changed sole setter to use it.
1305 (ipa_get_param_count): Added. All readers of param_count
1306 converted to use it instead.
1307 (ipa_set_called_with_variable_arg): Added.
1308 (ipa_is_called_with_var_arguments): Added.
1309 (ipa_get_ith_param): Added. All readers of param_decls converted
1311 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1313 (ipa_get_cs_argument_count): Added, all readers of argument_count
1315 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1318 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1319 (struct ipcp_lattice): Renamed cval_type to type
1320 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1322 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1323 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1324 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1325 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1326 (build_const_val): Changed the type of parameter cvalue to tree
1327 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1328 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1330 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1333 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1334 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1335 (ipa_add_method): Renamed to ipa_push_func_to_list
1336 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1337 (ipa_callsite_param_count): Removed.
1338 (ipa_callsite_param_count_set): Removed.
1339 (ipa_callsite_param): Removed.
1340 (ipa_callsite_callee): Removed.
1341 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1342 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1343 (ipa_method_formal_count): Removed.
1344 (ipa_method_formal_count_set): Removed.
1345 (ipa_method_get_tree): Removed.
1346 (ipa_method_tree_map_create): Removed.
1347 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1348 (ipa_create_param_decls_array): Creates the array itself
1349 (ipa_create_param_decls_array): Temporary variable info instead of
1351 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1352 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1353 (get_type): Removed.
1354 (ipa_jf_get_info_type): Removed.
1355 (ipa_node_create): Renamed to ipa_create_node_params
1356 (ipa_free): Renamed to ipa_free_all_node_params
1357 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1358 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1359 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1360 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1361 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1362 ipa_free_all_edge_args
1363 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1364 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1365 (ipa_create_methodlist_node): Removed.
1366 (ipa_methodlist_method): Removed.
1367 (ipa_methodlist_method_set): Removed.
1368 (ipa_methodlist_next_method): Removed.
1369 (ipa_methodlist_next_method_set): Removed.
1370 (ipa_method_is_modified): Removed.
1371 (ipa_method_modify_create): Removed.
1372 (ipa_method_modify_init): Temporary variable info instead of a few
1374 (ipa_detect_param_modifications): Temporary variable info instead of
1376 (ipa_compute_jump_functions): Temporary variable info instead of
1378 (ipa_method_modify_set): Removed.
1379 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1380 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1381 than craph_node as the first parameter.
1382 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1383 (ipa_method_modify_init): Removed.
1384 (ipa_compute_jump_functions): Added a temp variable instead of
1385 repeatadly dereferencing the cgraph_edge.aux pointer
1386 (ipa_callsite_param_set_type): Removed.
1387 (ipa_compute_jump_functions): i renamed to index and moved to
1389 (ipa_callsite_param_set_info_type_formal): Removed.
1390 (ipa_callsite_param_set_info_type): Removed.
1391 (ipa_callsite_param_map_create): Removed.
1392 (ipa_callsite_tree): Removed.
1393 (ipa_callsite_caller): Removed.
1394 (ipa_pop_func_from_list): return_method removed to return_func
1396 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1397 prefixed all values with IPA_. Changed all users.
1398 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1399 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1400 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1401 (union parameter_info): Renamed to jump_func_value.
1402 (union jump_func_value): Renamed value to constant
1403 (struct ipa_jump_func): Renamed info_type to value
1404 (struct ipa_node): Renamed to ipa_node_params
1405 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1406 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1407 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1408 (struct ipa_edge): Renamed to ipa_edge_args
1409 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1410 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1411 (struct ipa_methodlist): Renamed to ipa_func_list
1412 (struct ipa_func_list): method_p renamed to node, next_method
1414 (ipa_methodlist_p): Removed, switched all users to struct pointer
1415 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1417 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1419 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1420 (rs6000_emit_epilogue): Use backchain to restore only when we
1421 have a large frame. Make use of frame pointer to restore if we
1422 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1424 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1426 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1427 Add mode to zero_extract.
1428 (sign bit tests peepholes): (Ditto.).
1430 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1432 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1433 Instructions in comments with SSE3.
1434 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1435 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1436 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1437 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1438 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1439 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1440 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1441 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1442 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1443 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1444 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1445 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1446 (bdesc_sse_args): Renamed to ...
1447 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1448 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1449 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1451 (bdesc_1arg): Moved to ...
1453 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1454 Instructions in comments with SSE3.
1455 (ix86_expand_sse_operands_builtin): Renamed to ...
1456 (ix86_expand_args_builtin): This. Updated.
1457 (ix86_expand_unop1_builtin): Update comments.
1458 (ix86_expand_builtin): Updated.
1460 2008-04-29 Richard Guenther <rguenther@suse.de>
1462 PR tree-optimization/36078
1463 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1464 Update virtual SSA form after cleaning up the CFG.
1466 2008-04-29 Richard Guenther <rguenther@suse.de>
1469 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1471 2008-04-29 Richard Guenther <rguenther@suse.de>
1473 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1474 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1475 (compute_flow_insensitive_aliasing): Do not treat
1476 PTR_IS_REF_ALL pointers special.
1477 (get_smt_for): Likewise.
1478 (may_alias_p): Re-structure.
1479 (is_escape_site): A ref-all pointer conversion is not an escape site.
1480 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1481 PTR_IS_REF_ALL pointers special.
1482 * tree-ssa-structalias.h (struct alias_info): Remove
1483 ref_all_symbol_mem_tag field.
1484 (PTR_IS_REF_ALL): Remove.
1486 2008-04-29 Richard Guenther <rguenther@suse.de>
1489 * fold-const.c (extract_muldiv_1): In combining division constants
1490 make sure to never overflow.
1492 2008-04-29 Nick Clifton <nickc@redhat.com>
1494 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1496 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1499 * optc-gen.awk: Work around HP-UX/IA awk bug.
1501 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1503 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1506 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1509 * config/i386/i386.md
1510 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1511 Change operand 1 predicate to nonimmediate_operand.
1513 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1516 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1518 * gengtype.c (walk_type, write_func_for_structure): Handle
1520 * doc/gty.texi: Document chain_circular.
1522 2008-04-28 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/36066
1525 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1528 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1531 * config/i386/i386.md
1532 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1533 Use match_scratch instead of match_operand for operands 3 and 4.
1535 2008-04-27 Richard Guenther <rguenther@suse.de>
1537 PR tree-optimization/18754
1538 PR tree-optimization/34223
1539 * tree-pass.h (pass_complete_unrolli): Declare.
1540 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1541 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1542 Rewrite loop into loop closed SSA form if it is not already.
1543 (tree_unroll_loops_completely): Re-structure to iterate over
1544 innermost loops with intermediate CFG cleanups.
1545 Unroll outermost loops only if requested or the code does not grow
1547 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1548 loops are available.
1549 (tree_vectorize): Instead do so here.
1550 (tree_complete_unroll): Also unroll outermost loops.
1551 (tree_complete_unroll_inner): New function.
1552 (gate_tree_complete_unroll_inner): Likewise.
1553 (pass_complete_unrolli): New pass.
1554 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1555 uses outside of the loop.
1556 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1557 form if it is available.
1558 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1559 * passes.c (init_optimization_passes): Schedule complete inner
1560 loop unrolling pass before the first CCP pass after final inlining.
1562 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1564 * targhooks.h (default_emutls_var_fields,
1565 default_emutls_var_init): Declare.
1566 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1567 * target.h (struct gcc_target): Add struct emutls member.
1568 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1569 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1570 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1571 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1572 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1573 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1574 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1575 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1576 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1577 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1578 emit debug information.
1579 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1580 * varasm.c: Include targhooks.h.
1581 (emutls_object_section, emutls_tmpl_section): New.
1582 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1583 (EMUTLS_SEPARATOR): New.
1585 (get_emutls_object_name): New.
1586 (default_emutls_var_fields): New, broken out of ...
1587 (get_emutls_object_type): ... here. Adjust to use target hooks.
1588 (get_emutls_init_templ_addr): Adjust to use target hooks.
1589 (emutls_decl): Adjust to use target hooks.
1590 (emutls_finish): Likewise.
1591 (default_emutls_var_init): New, broken out of ...
1592 (assemble_variable): ... here. Adjust to use target hooks.
1593 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1595 * c-common.c (handle_section_attribute): Prevent overriding
1596 sections for emulated tls with special sections.
1597 * config/i386/i386.c (x86_64_elf_select_section): Add
1598 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1599 (x86_64_elf_unique_section): Likewise.
1600 * config/vxworks.c: Include tree.h.
1601 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1602 (vxworks_override_options): Set TLS scheme.
1603 * doc/tm.texi (Emulated TLS): New node.
1605 2008-04-26 Simon Baldwin <simonb@google.com>
1608 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1609 with propagated string constants.
1611 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1613 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1614 constraint for operand 2 when operand 0 is memory operand.
1615 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1616 operand 0 is memory operand.
1617 (fix_trunc<mode>_i387_with_temp): Ditto.
1618 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1619 operand 2 when operand 1 is memory operand.
1620 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1621 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1622 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1623 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1624 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1625 operands 2,3 and 4 when operand 1 is memory operand.
1626 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1628 (fistdi2_floor_with_temp): Ditto.
1629 (fist<mode>2_floor_with_temp): Ditto.
1630 (fistdi2_ceil_with_temp): Ditto.
1631 (fist<mode>2_ceil_with_temp): Ditto.
1632 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1634 2008-04-26 David Daney <ddaney@avtrex.com>
1636 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1638 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1639 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1640 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1641 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1642 (compare_and_swap_12): New insn.
1643 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1644 * config/mips/mips.c (mips_force_binary): New function.
1645 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1646 (mips_expand_compare_and_swap_12): New function.
1647 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1649 2008-04-25 Jan Hubicka <jh@suse.cz>
1652 * cfgexpand.c (pass_expand): Turn into RTL pass.
1653 * passes.c (execute_one_pass): Do pass typechecking after execution.
1654 * tree-pass.h (pass_expand): Turn into RTL pass.
1656 * function.h (struct rtl_data): Move here fields
1657 accesses_prior_frames, calls_eh_return, saves_all_registers,
1658 has_nonlocal_goto, has_asm_statement, is_thunk,
1659 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1660 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1661 arg_pointer_save_area_init from struct function; turn into bool.
1662 (struct function): Move
1663 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1664 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1665 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1666 tail_call_emit, arg_pointer_save_area_init
1667 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1668 (current_function_returns_struct, current_function_returns_pcc_struct,
1669 current_function_calls_setjmp, current_function_calls_alloca,
1670 current_function_accesses_prior_frames,
1671 current_function_calls_eh_return, current_function_is_thunk,
1672 current_function_stdarg, current_function_profile,
1673 current_function_limit_stack, current_function_uses_pic_offset_table,
1674 current_function_uses_const_pool, current_function_has_nonlocal_label,
1675 current_function_saves_all_registers,
1676 current_function_has_nonlocal_goto,
1677 current_function_has_asm_statement): Remove accesor macros.
1678 * ra-conflict.c (global_conflicts): Update.
1679 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1680 (suitable_for_tail_call_opt_p): Update.
1681 * builtins.c (expand_builtin_return_addr): Update.
1682 (expand_builtin_setjmp_setup): Update.
1683 (expand_builtin_nonlocal_goto): Update.
1684 * final.c (final_start_function): Update.
1685 (profile_function): Update.
1686 (leaf_function_p): Update.
1687 (only_leaf_regs_used): Update.
1688 * df-scan.c (df_get_exit_block_use_set): Update.
1689 * dojump.c (clear_pending_stack_adjust): Update.
1690 * tree-stdarg.c (gate_optimize_stdarg): Update.
1691 * gimple-low.c (lower_function_body): Update.
1692 * global.c (compute_regsets): Update.
1693 (global_alloc): Update.
1694 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1695 * expr.c (expand_assignment): Update.
1696 * dse.c (dse_step0): Update.
1697 (dse_step1): Update.
1698 * c-decl.c (store_parm_decls): Update.
1699 * local-alloc.c (combine_regs): Update.
1700 (find_free_reg): Update.
1701 * function.c (assign_parms_augmented_arg_list): Update.
1702 (assign_parm_find_data_types): Update.
1703 (assign_parms): Update.
1704 (allocate_struct_function): Update.
1705 (expand_function_start): Update.
1706 (expand_function_end): Update.
1707 (get_arg_pointer_save_area): Update.
1708 (thread_prologue_and_epilogue_insns): Update.
1709 (rest_of_match_asm_constraints): Update.
1710 * stor-layout.c (variable_size): Update.
1711 * gcse.c (gcse_main): Update.
1712 (bypass_jumps): Update.
1713 * gimplify.c (gimplify_function_tree): Update.
1714 * calls.c (emit_call_1): Update.
1715 (expand_call): Update.
1716 * bt-load.c (compute_defs_uses_and_gen): Update.
1717 * except.c (sjlj_assign_call_site_values): Update.
1718 (sjlj_emit_function_enter): Update.
1719 (can_throw_external): Update.
1720 (set_nothrow_function_flags): Update.
1721 (expand_builtin_unwind_init): Update.
1722 (expand_eh_return): Update.
1723 (convert_to_eh_region_ranges): Update.
1724 (output_function_exception_table): Update.
1725 * emit-rtl.c (gen_tmp_stack_mem): Update.
1726 * cfgexpand.c (expand_used_vars): Update.
1727 (tree_expand_cfg): Update.
1728 * cfgcleanup.c (rest_of_handle_jump): Update.
1729 * explow.c (allocate_dynamic_stack_space): Update.
1730 * varasm.c (assemble_start_function): Update.
1731 (force_const_mem): Update.
1732 (mark_constant_pool): Update.
1733 * tree-optimize.c (tree_rest_of_compilation): Update.
1734 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1735 * tree-cfg.c (notice_special_calls): Update.
1736 (is_ctrl_altering_stmt): Update.
1737 (tree_can_make_abnormal_goto): Update.
1738 (tree_purge_dead_abnormal_call_edges): Update.
1739 * config/alpha/predicates.md: Update.
1740 * config/alpha/alpha.c (alpha_sa_mask): Update.
1741 (alpha_sa_size): Update.
1742 (alpha_does_function_need_gp): Update.
1743 (alpha_expand_prologue): Update.
1744 (alpha_start_function): Update.
1745 (alpha_output_function_end_prologue): Update.
1746 (alpha_expand_epilogue): Update.
1747 * config/frv/frv.c (frv_stack_info): Update.
1748 (frv_expand_epilogue): Update.
1749 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1750 (s390_register_info): Update.
1751 (s390_frame_info): Update.
1752 (s390_init_frame_layout): Update.
1753 (s390_can_eliminate): Update.
1754 (save_gprs): Update.
1755 * config/spu/spu.c (spu_split_immediate): Update.
1756 (need_to_save_reg): Update.
1757 (spu_expand_prologue): Update.
1758 (spu_expand_epilogue): Update.
1759 * config/sparc/sparc.md: Update.
1760 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1761 (sparc_tls_got): Update.
1762 (legitimize_pic_address): Update.
1763 (sparc_emit_call_insn): Update.
1764 (sparc_expand_prologue): Update.
1765 (output_return): Update.
1766 (print_operand): Update.
1767 (sparc_function_ok_for_sibcall): Update.
1768 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1769 * config/m32r/m32r.md: Update.
1770 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1771 (m32r_compute_frame_size): Update.
1772 (m32r_expand_prologue): Update.
1773 (m32r_expand_epilogue): Update.
1774 (m32r_legitimize_pic_address): Update.
1775 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1776 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1777 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1779 (ix86_save_reg): Update.
1780 (ix86_compute_frame_layout): Update.
1781 (ix86_expand_prologue): Update.
1782 (ix86_expand_epilogue): Update.
1783 * config/sh/sh.c (output_stack_adjust): Update.
1784 (calc_live_regs): Update.
1785 (sh5_schedule_saves): Update.
1786 (sh_expand_prologue): Update.
1787 (sh_expand_epilogue): Update.
1788 (sh_setup_incoming_varargs): Update.
1789 (sh_allocate_initial_value): Update.
1790 (sh_get_pr_initial_val): Update.
1791 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1792 * config/sh/sh.md (label:): Update.
1793 * config/avr/avr.c (out_movhi_mr_r): Update.
1794 * config/crx/crx.h (enum): Update.
1795 * config/xtensa/xtensa.h (along): Update.
1796 * config/stormy16/stormy16.c Update.
1797 (xstormy16_compute_stack_layout): Update.
1798 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1799 (fr30_expand_prologue): Update.
1800 * config/cris/cris.c (cris_conditional_register_usage): Update.
1801 (cris_reg_saved_in_regsave_area): Update.
1802 (cris_initial_frame_pointer_offset): Update.
1803 (cris_simple_epilogue): Update.
1804 (cris_expand_prologue): Update.
1805 (cris_expand_epilogue): Update.
1806 (cris_expand_pic_call_address): Update.
1807 (cris_asm_output_symbol_ref): Update.
1808 (cris_asm_output_label_ref): Update.
1809 * config/cris/cris.md Update.
1810 * config/iq2000/iq2000.c (compute_frame_size): Update.
1811 (iq2000_expand_epilogue): Update.
1812 * config/mt/mt.h (save_direction): Update.
1813 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1814 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1815 (ia64_secondary_reload_class): Update.
1816 * config/m68k/m68k.c (m68k_save_reg): Update.
1817 (m68k_expand_prologue): Update.
1818 (m68k_expand_epilogue): Update.
1819 (legitimize_pic_address): Update.
1820 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1821 (first_reg_to_save): Update.
1822 (first_altivec_reg_to_save): Update.
1823 (compute_vrsave_mask): Update.
1824 (compute_save_world_info): Update.
1825 (rs6000_stack_info): Update.
1826 (spe_func_has_64bit_regs_p): Update.
1827 (rs6000_ra_ever_killed): Update.
1828 (rs6000_emit_eh_reg_restore): Update.
1829 (rs6000_emit_allocate_stack): Update.
1830 (rs6000_emit_prologue): Update.
1831 (rs6000_emit_epilogue): Update.
1832 (rs6000_output_function_epilogue): Update.
1833 (output_profile_hook): Update.
1834 (rs6000_elf_declare_function_name): Update.
1835 * config/rs6000/rs6000.h (rs6000_args): Update.
1836 * config/rs6000/rs6000.md: Update.
1837 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1838 * config/arc/arc.c (arc_output_function_epilogue): Update.
1839 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1840 * config/darwin.c (machopic_function_base_name): Update.
1841 * config/score/score3.c (score3_compute_frame_size): Update.
1844 (score3_epilogue): Update.
1845 * config/score/score7.c (score7_compute_frame_size): Update.
1846 (score7_prologue): Update.
1847 (score7_epilogue): Update.
1848 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1849 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1850 * config/arm/arm.c (use_return_insn): Update.
1851 (require_pic_register): Update.
1852 (arm_load_pic_register): Update.
1853 (arm_compute_save_reg0_reg12_mask): Update.
1854 (arm_compute_save_reg_mask): Update.
1855 (thumb1_compute_save_reg_mask): Update.
1856 (output_return_instruction): Update.
1857 (arm_output_function_prologue): Update.
1858 (arm_output_epilogue): Update.
1859 (arm_get_frame_offsets): Update.
1860 (arm_expand_prologue): Update.
1861 (thumb_pushpop): Update.
1862 (thumb_exit): Update.
1863 (thumb1_expand_prologue): Update.
1864 (thumb1_expand_epilogue): Update.
1865 (arm_unwind_emit): Update.
1866 (arm_output_fn_unwind): Update.
1867 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1868 * config/arm/arm.md: Update.
1869 * config/pa/pa.md: Update.
1870 * config/pa/pa.c (legitimize_pic_address): Update.
1871 (compute_frame_size): Update.
1872 (hppa_expand_prologue): Update.
1873 (hppa_expand_epilogue): Update.
1874 (borx_reg_operand): Update.
1875 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1876 (HARD_REGNO_RENAME_OK): Update.
1877 * config/mips/mips.c (mips_global_pointer): Update.
1878 (mips_save_reg_p): Update.
1879 (mips_compute_frame_info): Update.
1880 (mips_frame_pointer_required): Update.
1881 (mips_expand_prologue): Update.
1882 (mips_expand_epilogue): Update.
1883 (mips_can_use_return_insn): Update.
1884 (mips_reorg_process_insns): Update.
1885 * config/v850/v850.c (compute_register_save_size): Update.
1886 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1887 * config/mmix/mmix.c (along): Update.
1888 (mmix_expand_epilogue): Update.
1889 * config/bfin/bfin.c (legitimize_pic_address): Update.
1890 (must_save_p): Update.
1891 (stack_frame_needed_p): Update.
1892 (add_to_reg): Update.
1893 (bfin_expand_prologue): Update.
1894 * stmt.c (expand_asm_operands): Update.
1895 * reload1.c (reload): Update.
1896 (init_elim_table): Update.
1898 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1900 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1902 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1904 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1905 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1906 (mov<mode>): Removed.
1907 (*movv4sf_internal): Likewise.
1908 (*movv2df_internal): Likewise.
1910 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1912 * config.gcc (crx-*-elf): Remove deprecation.
1914 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1916 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1917 __gcc_deregister_frame with atexit.
1918 (deregister_frame_dtor): Remove.
1920 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1921 Nathan Sidwell <nathan@codesourcery.com>
1923 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1925 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1926 (rs6000_isel): Likewise.
1927 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1928 (rs6000_isel): New variable.
1929 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1931 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1934 * c-common.c (handle_vector_size_attribute): Call
1935 lang_hooks.types.reconstruct_complex_type instead of
1936 reconstruct_complex_type.
1937 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1938 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1939 * langhooks.h (struct lang_hooks_for_types): Add
1940 reconstruct_complex_type hook.
1941 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1942 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1944 2008-04-24 Richard Guenther <rguenther@suse.de>
1946 * c-common.h (check_builtin_function_arguments): Declare.
1947 * c-common.c (validate_nargs): New function.
1948 (check_builtin_function_arguments): Likewise.
1949 * c-typeck.c (build_function_call): Call
1950 check_builtin_function_arguments.
1951 * builtins.c (fold_builtin_classify): Remove error reporting code.
1952 (fold_builtin_unordered_cmp): Likewise.
1953 (fold_builtin_1): Likewise.
1954 (fold_builtin_n): Likewise.
1956 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1958 PR tree-optimization/36008
1959 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1960 the original op1, rather than delta by step.
1962 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1963 Sebastian Pop <sebastian.pop@amd.com>
1965 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1966 eliminate_local_variables_stmt, eliminate_local_variables,
1967 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1968 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1969 of code delimited by two edges in the CFG.
1970 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1971 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1972 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1973 the case of parallelisation of reductions.
1974 (expr_invariant_in_region_p): New.
1976 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1977 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1979 2008-04-24 Ira Rosen <irar@il.ibm.com>
1980 Richard Guenther <rguenther@suse.de>
1982 PR tree-optimization/36034
1983 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1984 incapable of dealing with loads with gaps.
1986 2008-04-24 Rafael Espindola <espindola@google.com>
1988 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1989 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1990 vrp_evaluate_conditional.
1991 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1992 (vrp_evaluate_conditional): Split the cond argument.
1993 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1994 (simplify_stmt_for_jump_threading): Update call to
1995 vrp_evaluate_conditional.
1997 2008-04-24 Ira Rosen <irar@il.ibm.com>
1999 PR tree-optimization/35982
2000 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2001 interleaved data-refs are of the same type.
2003 2008-04-24 Danny Smith <dannysmith@users.net>
2005 * c-format.c (check_format_info_main): Use strncmp rather than a
2006 magic prefix to handle multichar length specs.
2007 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2008 Don't prefix "I64" and "I32" with '\0'.
2010 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2013 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2014 in registers for -m32 only if stdarg_p (fntype).
2016 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2018 PR rtl-optimization/36006
2019 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2020 temp to op0 in order to avoid invalid rtx sharing.
2022 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2024 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2025 check TREE_INVARIANT.
2026 * tree-gimple.c (is_gimple_address): New.
2027 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2028 * tree-gimple.h (is_gimple_address): New.
2029 * tree.h (decl_address_invariant_p): New.
2030 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2031 (build_string): Likewise.
2032 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2033 (tree_invariant_p_1): Likewise.
2034 (save_expr): Use it.
2035 (tree_invariant_p): New.
2036 (skip_simple_arithmetic): Use it.
2037 (stabilize_reference_1): Use it.
2038 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2040 (build1_stat): Drop code to compute TREE_INVARIANT.
2041 (build2_stat): Drop code to compute TREE_INVARIANT.
2042 (build3_stat): Drop code to compute TREE_INVARIANT.
2043 (build4_stat): Drop code to compute TREE_INVARIANT.
2044 (build5_stat): Drop code to compute TREE_INVARIANT.
2045 (build7_stat): Drop code to compute TREE_INVARIANT.
2046 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2047 * tree.h (struct tree_base): Remove invariant_flag.
2048 (TREE_INVARIANT): Remove.
2049 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2050 (fold_builtin_expect): Check TREE_CONSTANT.
2051 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2052 * c-tree.h (c_expr_to_decl): Drop third parameter.
2053 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2054 (build_c_cast): Don't set TREE_INVARIANT.
2055 (pop_init_level): Don't set TREE_INVARIANT.
2056 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2057 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2059 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2060 (gimplify_addr_expr): Adjust comment.
2061 * tree-mudflap.c (mf_build_string):
2062 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2063 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2064 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2065 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2066 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2067 * langhooks.h (struct lang_hooks): Drop third parameter from
2070 2008-04-23 Richard Guenther <rguenther@suse.de>
2072 PR tree-optimization/27799
2073 PR tree-optimization/32921
2074 PR tree-optimization/32624
2075 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2076 SMTs aliases and the tag itself into the solution.
2077 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2078 merge the points-to solution back into the SMT aliases.
2079 (may_alias_p): Use alias_set_subset_of instead of
2080 aliases_conflict_p. A pointer which points to
2081 memory with alias set zero may access any variable.
2083 2008-04-23 Richard Guenther <rguenther@suse.de>
2085 * alias.c (alias_set_subset_of): Correctly handle asking
2086 if zero is a subset of an alias set with zero child.
2087 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2088 (compute_flow_insensitive_aliasing): Correctly walk all
2089 pointers. Do not unnecessarily union sets.
2091 2008-04-23 Richard Guenther <rguenther@suse.de>
2094 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2096 2008-04-22 Tomas Bily <tbily@suse.cz>
2098 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2100 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2102 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2103 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2104 * tree-inline.c (estimate_num_insns_1): Likewise.
2105 * varasm.c (const_hash_1, compare_constant, copy_constant)
2106 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2107 * emit-rtl.c (component_ref_for_mem_expr)
2108 (set_mem_attributes_minus_bitpos): Likewise.
2109 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2110 (is_aligning_offset): Likewise.
2111 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2112 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2113 * dojump.c (do_jump): Likewise.
2114 * builtins.c (get_pointer_alignment, get_memory_rtx)
2115 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2116 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2118 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2120 PR rtl-optimization/36017
2121 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2122 expanding the library call.
2124 2008-04-22 Ian Lance Taylor <iant@google.com>
2126 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2129 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2131 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2132 of LR/CTR moves for Power6.
2134 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2137 * passes.c (init_optimization_passes): Remove
2138 pass_fast_rtl_byte_dce.
2140 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2144 builtin functions to generate faster code.
2145 (_mm_cvtpu16_ps): Ditto.
2146 (_mm_cvtpi32x2_ps): Ditto.
2148 2008-04-22 Nick Clifton <nickc@redhat.com>
2150 * common.opt (ftree-loop-distribution): Add Optimization
2153 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2154 (frv_expand_builtin_va_start): Likewise.
2156 * config/arm/arm.c (thumb_find_work_register): Fix location of
2157 argument register count.
2159 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2161 Support scheduling for ColdFire V1 and V3 microarchitecture.
2162 Improve scheduling of multiplication instructions.
2164 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2165 (mac): New instruction attribute.
2166 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2167 (m68k_sched_mac): New variable.
2168 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2169 Handle cfv1 and cfv3.
2170 (max_insn_size): New static variable.
2171 (struct _sched_ib): New type.
2172 (sched_ib): New static variable.
2173 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2174 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2175 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2177 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2178 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2179 new variables. Update.
2180 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2181 Add modeling of cfv3 instruction buffer. Update.
2182 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2183 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2184 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2185 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2186 a particular reservation applies to.
2187 (type2): Reorganize attribute values. Rename alu to alu_reg,
2188 alu_l to alu, move_l to omove. Join move to alu. Split mul
2190 (cf_ib_*): Simplify description of instruction buffer.
2191 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2192 (cf_mem): Split into cf_mem1 and cf_mem2.
2193 (cf_v2_move_??): Rename to cfv12_alu_??.
2194 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2195 (cf_v2_mul_??): Remove reservations.
2196 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2197 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2198 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2200 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2201 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2202 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2203 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2204 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2205 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2206 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2207 expansions of the above reservations for instructions of sizes
2210 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2212 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2214 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2216 * coverage.c: Include tree-pass.h.
2217 (coverage_counter_alloc): Print da_file_name to the dump file.
2219 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2221 * sbitmap.c (sbitmap_range_empty_p): New function.
2222 * sbitmap.h (sbitmap_range_empty_p): New function.
2223 * bitmap.h: Now includes obstack.h.
2225 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2226 Kenneth Zadeck <zadeck@naturalbridge.com>
2228 * dbgcnt.def (ra_byte_scan): Added.
2229 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2230 when the last hit happens for a counter.
2231 * timevar.def (TV_DF_BYTE_LR): New variable.
2232 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2233 * passes.c (pass_fast_rtl_byte_dce): New pass.
2234 * fwprop.c (update_df): Added mode to call df_ref_create.
2235 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2236 DF_REF_EXTRACT_OFFSET.
2237 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2238 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2240 (df_ref_extract): Added mode field.
2241 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2242 DF_REF_EXTRACT_OFFSET.
2243 (DF_REF_EXTRACT_MODE): New macro.
2244 (df_byte_lr_bb_info): New structure.
2245 (df_print_byte_regset, df_compute_accessed_bytes,
2246 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2247 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2248 df_byte_lr_simulate_uses,
2249 df_byte_lr_simulate_artificial_refs_at_top,
2250 df_byte_lr_simulate_artificial_refs_at_end,
2251 df_compute_accessed_bytes): New function.
2252 (df_ref_create): Add parameter.
2253 (df_byte_lr_get_bb_info): New inline function.
2254 * df-scan.c (df_ref_record, df_uses_record,
2255 df_ref_create_structure): Added mode parameter.
2256 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2257 df_defs_record, df_uses_record, df_get_conditional_uses,
2258 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2259 df_entry_block_defs_collect, df_exit_block_uses_collect):
2260 Added mode parameter to calls to df_ref_record, df_uses_record,
2261 df_ref_create_structure.
2262 (df_ref_equal_p, df_ref_compare): Added test for modes.
2263 (df_ref_create_structure): Added code to set mode. Renamed
2264 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2265 DF_REF_EXTRACT_OFFSET.
2266 * df-core.c (df_print_byte_regset): New function.
2267 * df-byte-scan.c: New file.
2268 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2269 calls to BITMAP_FREE.
2270 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2271 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2272 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2273 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2274 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2275 df_byte_lr_local_compute, df_byte_lr_init,
2276 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2277 df_byte_lr_transfer_function, df_byte_lr_free,
2278 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2279 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2280 df_byte_lr_simulate_uses,
2281 df_byte_lr_simulate_artificial_refs_at_top,
2282 df_byte_lr_simulate_artificial_refs_at_end): New function.
2283 * dce.c (byte_dce_process_block): New function.
2284 (dce_process_block): au is now passed in rather than computed
2285 locally. Changed loops that look at artificial defs to not look
2286 for conditional or partial ones, because there never are any.
2287 (fast_dce): Now is able to drive byte_dce_process_block or
2288 dce_process_block depending on the kind of dce being done.
2289 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2290 (rest_of_handle_fast_byte_dce): New function.
2291 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2292 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2294 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2297 * gcc.h: Added fortran options that take arguments to
2298 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2301 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2303 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2304 scalarization if on the LHS and not a full access.
2306 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2308 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2310 2008-04-18 Rafael Espindola <espindola@google.com>
2312 * tree-vrp.c (find_case_label_index): Fix the binary search.
2313 (find_case_label_range): New.
2314 (vrp_visit_switch_stmt): Use find_case_label_range.
2315 (simplify_switch_using_ranges): Use find_case_label_range.
2317 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2319 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2320 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2322 2008-04-18 Tom Tromey <tromey@redhat.com>
2325 * doc/cpp.texi (Implementation-defined behavior): Mention
2328 2008-04-18 Ian Lance Taylor <iant@google.com>
2330 * fold-const.c (pointer_may_wrap_p): New static function.
2331 (fold_comparison): Add another test for pointer overflow. Use
2332 pointer_may_wrap_p to disable some false positives.
2334 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2336 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2337 (fname_as_string): Match updated cpp_interpret_string prototype.
2338 (fix_string_type): Support char16_t* and char32_t*.
2339 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2340 derivative) nodes. Register as builtin if C++0x.
2341 (c_parse_error): Support CPP_CHAR{16,32}.
2342 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2343 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2344 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2345 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2346 CTI_CHAR32_ARRAY_TYPE>: New elements.
2347 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2348 char32_type_node, signed_char32_type_node, char16_array_type_node,
2349 char32_array_type_node): New defines.
2350 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2351 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2352 (lex_string): Support CPP_STRING{16,32}, match updated
2353 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2354 (lex_charconst): Support CPP_CHAR{16,32}.
2355 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2356 and CPP_STRING{16,32}.
2358 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2361 * aclocal.m4: Regenerate.
2362 * configure: Regenerate.
2364 2008-04-18 Jan Hubicka <jh@suse.cz>
2366 * except.c (dw2_size_of_call_site_table,
2367 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2369 * cgraphbuild.c (build_cgraph_edges): Update.
2370 * tree-pass.h: Update comment.
2371 * final.c (leaf_function_p): Update.
2372 (leaf_renumber_regs): Update.
2373 (rest_of_clean_state): Update.
2374 * omp-low.c (expand_omp_parallel): Update.
2375 * ipa-reference.c (analyze_function): Update.
2376 * reorg.c (find_end_label): Update.
2377 (optimize_skip): Update.
2378 (fill_simple_delay_slots): Update.
2379 (fill_simple_delay_slots): Update.
2380 (make_return_insns): Update.
2381 (dbr_schedule): Update.
2382 * gimple-low.c (record_vars_into): Update.
2383 * cfgbuild.c (make_edges): Update.
2384 * function.c (assign_stack_local): Update.
2385 (assign_parm_adjust_stack_rtl): Update.
2386 (locate_and_pad_parm): Update.
2387 (allocate_struct_function): Do not initialize stack_alignment_needed
2388 and preferred_stack_boundary here.
2389 (stack_protect_prologue): Update.
2390 (stack_protect_epilogue): Update.
2391 (expand_function_start): Initialize stack_alignment_needed,
2392 preferred_stack_boundary and max_jumptable_ents.
2393 (expand_function_end): Update.
2394 (free_after_compilation): Do not NULLify epilogue_delay_list.
2395 * function.h (struct rtl_data): Add stack_protect_guard,
2396 stack_alignment_needed,
2397 preferred_stack_boundary, epilogue_delay_list.
2398 (struct function): Remove value_histograms, stack_alignment_needed,
2399 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2401 unexpanded_var_list, stack_protect_guard.
2402 (current_function_epilogue_delay_list): Remove.
2403 * ipa-type-escape.c (analyze_function): Update.
2404 * gimplify.c (pop_gimplify_context): Update comment.
2405 * calls.c (expand_call): Update.
2406 (emit_library_call_value_1): Update.
2407 * except.c (set_nothrow_function_flags): Update.
2408 * cfgexpand.c (get_decl_align_unit): Update.
2409 (create_stack_guard): Update.
2410 (estimated_stack_frame_size): Update.
2411 (expand_used_vars): Update.
2412 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2413 * explow.c (allocate_dynamic_stack_space): Update.
2414 * tree-ssa-live.c (remove_unused_locals): Update.
2415 * varasm.c (mark_constant_pool): Update.
2416 * tree-inline.c (remap_decls): Update.
2417 (initialize_cfun): Update.
2418 (declare_return_variable): Update.
2419 (inline_forbidden_p): Update.
2420 (expand_call_inline): Update.
2421 (declare_inline_vars): Update.
2422 (tree_function_versioning): Update.
2423 * tree-flow.h (value_histograms): New.
2424 (VALUE_HISTOGRAMS): New macro.
2425 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2427 * tree-cfg.c (set_bb_for_stmt): Update.
2428 (replace_by_duplicate_decl): Update.
2429 (move_block_to_fn): Update.
2430 (new_label_mapper): Update.
2431 (dump_function_to_file): Update.
2432 * ipa-struct-reorg.c (build_data_structure): Update.
2433 * cfgrtl.c (print_rtl_with_bb): Update.
2434 * reload1.c (reload): Update.
2436 * config/i386/i386.c (setup_incoming_varargs_64,
2437 ix86_compute_frame_layout): Update.
2438 * config/arc/arc.c (arc_output_function_epilogue): Update.
2440 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2442 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2443 for FreeBSD as well.
2444 * gthr-posix95.h: Likewise.
2446 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2448 PR rtl-optimization/35838
2449 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2450 out the byte offset of the first subreg.
2452 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2454 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2455 to split_ti instead of three separate calls with single member arrays.
2456 (subti3 splitter): Ditto.
2457 (adddi3 splitter): Ditto with split_di.
2458 (subdi3 splitter): Ditto.
2459 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2460 two separate calls with single member arrays. Swap match_dup
2461 operands 1 and 2 to better fit into the array.
2462 (negdi2 splitter): Ditto with split_di.
2463 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2464 two separate calls with single member arrays. Swap match_dup operands
2465 6 and 7 to better fit into the array.
2467 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2469 * config/i386/i386.c (sse_builtin_type): New.
2470 (bdesc_sse_args): Likewise.
2471 (bdesc_sse_3arg): Removed.
2472 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2473 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2474 IX86_BUILTIN_ROUNDPS.
2475 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2476 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2477 IX86_BUILTIN_ROUNDPS.
2478 (ix86_expand_sse_4_operands_builtin): Removed.
2479 (ix86_expand_sse_operands_builtin): New.
2480 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2481 and CODE_FOR_sse4_1_roundps.
2482 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2483 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2485 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2488 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2489 regs before frame pop when needed. If use_backchain_to_restore_sp
2490 then load backchain into a temp reg to restore vr and vrsave. Add
2491 code to restore vr after frame pop if possible.
2493 2008-04-17 Richard Guenther <rguenther@suse.de>
2495 * tree-vn.c (expressions_equal_p): Do not check type
2496 equality or compatibility before calling operand_equal_p.
2497 * fold-const.c (operand_equal_p): Check equivalence of
2498 integer constants before bailing out due to signedness or
2499 precision differences.
2500 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2501 spurious differences in type qualification. Ignore types
2502 for COMPONENT_REFs at all.
2504 2008-04-17 Christian Bruel <christian.bruel@st.com>
2506 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2507 msw_skip comparison.
2509 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2512 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2515 PR tree-optimization/35899
2516 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2517 rather than TREE_OPERAND.
2519 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2522 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2523 temporary registers. Change operand predicate to general_operand.
2524 (remainderxf3): Ditto.
2526 2008-04-16 Richard Guenther <rguenther@suse.de>
2528 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2529 * tree-affine.c (aff_combination_expand): Look through some
2532 2008-04-15 Doug Kwan <dougkwan@google.com>
2534 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2536 * tree-pretty-print.c (dump_generic_node): Ditto.
2537 * final.c (output_addr_const): Ditto.
2538 * dwarf2out.c (output_cfi): Ditto.
2539 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2540 * print-rtl.c (print_rtx): Ditto.
2541 * print-tree.c (print_node_brief, print_node): Ditto.
2542 * c-common.c (match_case_to_enum_1): Ditto.
2543 * sched-vis.c (print_value): Ditto.
2544 * config/i386/i386.c (print_operand): Cast to long unsigned int
2547 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2548 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2549 MS Windows VirtualProtect function.
2551 2008-04-15 Jan Hubicka <jh@suse.cz>
2553 * gengtype.c (write_root): Param_is argument is OK.
2554 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2555 * function.h: Include varray.h
2556 (rtl_eh): New stucture based on except.c one.
2557 (call_site_record): New forward declaration and vector type.
2558 * calls.c (emit_call_1): Do not call
2559 note_current_region_may_contain_throw.
2560 * except.c (eh_status): Remove cur_region, try_region since they are
2562 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2563 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2564 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2565 Remove call_site_data_used, call_site_data_size.
2566 Turn call_site_record into vector in function.h.
2567 (note_current_region_may_contain_throw): Remove.
2568 (get_exception_pointer, get_exception_filter): Do not take struct
2569 function argument; update.
2570 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2571 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2572 build_post_landing_pads, dw2_build_landing_pads,
2573 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2574 sjlj_emit_function_enter, sjlj_emit_function_enter,
2575 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2576 sjlj_build_landing_pads, finish_eh_generation,
2577 remove_exception_handler_label, remove_eh_handler,
2578 maybe_remove_eh_handler, add_reachable_handler,
2579 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2580 add_action_record, collect_one_action_chain, add_call_site,
2581 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2582 sjlj_output_call_site_table, output_function_exception_table,
2583 * except.h (note_current_region_may_contain_throw): Remove
2584 (get_exception_pointer, get_exception_filter): Do not take struct
2586 * Makefile.in (GTFILES): Put varargs before struct function.
2588 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2590 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2591 punt for STRING_CST.
2592 (get_constraint_for): Deal with STRING_CST here instead.
2594 2008-04-15 Richard Guenther <rguenther@suse.de>
2596 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2597 statements in a basic-block with a backward walk. Do not
2598 substitute into dead statements but instead remove those.
2600 2008-04-15 Richard Guenther <rguenther@suse.de>
2602 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2603 to zero, thus disable creation of SFTs.
2605 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2607 * tree-predcom.c (suitable_reference_p): Return false if the
2608 reference can throw.
2610 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2613 * c-decl.c (finish_decl): If extern or static var has variable
2614 size, set TREE_TYPE (decl) to error_mark_node.
2616 2008-04-15 Rafael Espindola <espindola@google.com>
2618 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2621 2008-04-15 Richard Guenther <rguenther@suse.de>
2623 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2624 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2625 (visit_reference_op_load): Do walk vuse-vdef chains on
2626 vn_reference_lookup.
2627 (visit_reference_op_store): But do not here.
2628 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2629 vn_reference_lookup.
2630 (vn_lookup_with_vuses): But do so here.
2632 2008-04-14 Ian Lance Taylor <iant@google.com>
2634 * fold-const.c (fold_overflow_warning): Remove assertion.
2636 2008-04-15 Ben Elliston <bje@au.ibm.com>
2638 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2639 temp1 local variables.
2641 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2644 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2645 ".text.unlikely" section as executable.
2647 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2649 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2650 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2651 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2652 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2653 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2654 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2655 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2657 2008-04-14 Ian Lance Taylor <iant@google.com>
2659 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2660 * fold-const.c (fold_comparison): If appropriate, test
2661 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2662 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2663 reassociating a pointer type.
2664 * doc/invoke.texi (Optimize Options): Document that
2665 -fstrict-overflow applies to pointer wraparound.
2667 2008-04-13 Jan Hubicka <jh@suse.cz>
2669 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2671 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2673 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2674 we are going to "save the world".
2676 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2678 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2679 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2680 operand 0 constraint, not "=".
2682 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2684 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2686 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2688 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2689 of size of positions_needed * CHAR_BIT.
2691 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2694 * dse.c (store_info): Change positions_needed to unsigned
2696 (lowpart_bitmask): New.
2697 (record_store): Cast to unsigned HOST_WIDE_INT for
2698 positions_needed. Assert width <= size of positions_needed *
2699 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2700 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2701 lowpart_bitmask to set mask.
2703 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2705 * config/bfin/constraints.md: New file.
2706 * config/bfin/bfin.md: Include it.
2707 (adddi3): Use satisfies_constraint functions instead of the old macros.
2708 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2709 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2710 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2711 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2712 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2713 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2714 EXTRA_CONSTRAINT): Delete.
2715 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2716 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2718 * config/bfin/bfin.c: Include "tm-constrs.h".
2719 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2720 Use satisfies_constraint functions instead of the old macros.
2721 * doc/md.texi (Blackfin Constraints): Update file name reference.
2723 2008-04-11 Richard Guenther <rguenther@suse.de>
2725 PR tree-optimization/35869
2726 * tree-vrp.c (execute_vrp): Move switch statement update after
2727 jump threading. Schedule another cfg cleanup run.
2729 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2732 * attribs.c (decl_attributes): Return early on errorneous node.
2734 2008-04-10 Oleg Ryjkov <olegr@google.com>
2736 * tree.h (struct tree_base): Added a new flag default_def_flag.
2737 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2739 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2741 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2743 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2746 * pa.md: Define mode iterator P. Define mode attribute dwc.
2747 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2748 (icacheflush): Likewise.
2749 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2750 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2752 2008-04-11 Ben Elliston <bje@au.ibm.com>
2754 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2756 2008-04-10 Rafael Espindola <espindola@google.com>
2758 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2759 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2760 (extract_range_from_expr): The same.
2762 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2764 * config/mips/mips.md (GPR2): New mode iterator.
2766 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2767 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2768 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2769 Rewrite these to take two modes, the mode of comparison and the
2770 mode of the destination.
2771 * config/mips/mips.c (mips_expand_scc): Instead of having
2772 paradoxical subreg as destination, expand "narrowing" scc if mode
2773 of comparison is SI and target is requested in DI mode.
2774 (mips_emit_int_order_test): Update comment. Make mode of
2775 comparison match CMP0 rather than TARGET. When creating inverse
2776 target use mode of TARGET.
2778 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2780 * gcov-dump.c (tag_summary): Only print summaries for the first
2781 GCOV_COUNTERS_SUMMABLE counters.
2783 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2785 * config/i386/i386.md (absneg): New code iterator.
2786 (absnegprefix): New code attribute.
2787 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2788 patterns using absneg code iterator.
2789 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2790 using absneg code iterator.
2791 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2792 *neg<mode>2 patterns using absneg code iterator.
2793 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2794 *negextendsfdf2 patterns using absneg code iterator.
2795 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2796 *negextendsfxf2 patterns using absneg code iterator.
2797 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2798 *negextendsfdf2 patterns using absneg code iterator.
2799 * config/i386/sse.md (<code><mode>2): Macroize expander from
2800 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2802 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2804 * config/s390/s390.h: Remove the remains of the recent search
2805 & replace action of current_function_outgoing_args_size.
2807 2008-04-10 Ira Rosen <irar@il.ibm.com>
2809 PR tree-optimization/35821
2810 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2811 NEW_STMT_LIST is not NULL.
2813 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2816 * toplev.c (process_options): Remove -ffunction-sections debugging
2819 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2821 PR middle-end/PR28690
2822 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2823 than gen_rtx_fmt_ee to perform more canonicalizations.
2825 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2828 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2830 2008-04-09 Richard Guenther <rguenther@suse.de>
2832 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2833 (dump_function_to_file): Dump function arguments with types.
2835 2008-04-08 Richard Guenther <rguenther@suse.de>
2837 * fold-const.c (fold_widened_comparison): Do not allow
2838 sign-changes that change the result.
2840 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2843 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2844 kinds of indirect references.
2846 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2848 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2849 GNU Fortran language string.
2851 2008-04-08 Rafael Espindola <espindola@google.com>
2853 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2854 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2855 * tree.h (tree_call_nonnegative_warnv_p): New.
2857 2008-04-08 Jan Hubicka <jh@suse.cz>
2859 * function.c (free_after_compilation): Clear out regno_reg_rtx
2862 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2865 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2867 PR middle-end/PR28690
2868 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2869 same precedence as REG_POINTER and MEM_POINTER operands.
2871 2008-04-08 Richard Guenther <rguenther@suse.de>
2874 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2875 for adding index to base.
2877 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2879 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2880 (MINGW_ENABLE_EXECUTE_STACK): New.
2881 (IN_LIBGCC2): For libgcc include windows.h file for
2882 function declarations.
2884 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2886 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2887 and tem2 if tem1 is not a REG or MULT.
2889 2008-04-08 Jan Hubicka <jh@suse.cz>
2891 * function.h (incomming_args): Break out of struct function.
2892 (function_subsections): Break out of struct function.
2893 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2894 return_rtx and hard_reg_initial_vals from struct function.
2895 Kill inl_max_label_num.
2896 (current_function_pops_args, current_function_args_info,
2897 current_function_args_size, current_function_args_size,
2898 current_function_pretend_args_size,
2899 current_function_outgoing_args_size,
2900 current_function_internal_arg_pointer, current_function_return_rtx):
2901 Kill compatibility accestor macros.
2902 * builtins.c (expand_builtin_apply_args_1): Update.
2903 (expand_builtin_next_arg): Update.
2904 * df-scan.c (df_get_call_refs): Update.
2905 * dbxout.c (dbxout_function_end): Update.
2906 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2907 (output_line_info): Update.
2908 (secname_for_decl): Update.
2909 (dwarf2out_var_location): Update.
2910 * function.c (free_after_compilation): Update.
2911 (assign_parm_find_stack_rtl): Update.
2912 (assign_parms): Update.
2913 (expand_dummy_function_end): Update.
2914 (expand_function_end): Update.
2915 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2916 (expand_call): Update.
2917 (emit_library_call_value_1): Update.
2918 (store_one_arg): Update.
2919 * varasm.c (initialize_cold_section_name): Update.
2920 (unlikely_text_section): Update.
2921 (unlikely_text_section_p): Update.
2922 (assemble_start_function): Update.
2923 (assemble_end_function): Update.
2924 (default_section_type_flags): Update.
2925 (switch_to_section): Update.
2926 * integrate.c (set_decl_abstract_flags): Update.
2927 (get_hard_reg_initial_val): Update.
2928 (has_hard_reg_initial_val): Update.
2929 (allocate_initial_values): Update.
2930 * resource.c (init_resource_info): Update.
2931 * config/alpha/alpha.c (NUM_ARGS): Update.
2932 (direct_return): Update.
2933 (alpha_va_start): Update.
2934 (alpha_sa_size): Update.
2935 (alpha_initial_elimination_offset): Update.
2936 (alpha_expand_prologue): Update.
2937 (alpha_start_function): Update.
2938 (alpha_expand_epilogue): Update.
2939 (unicosmk_initial_elimination_offset):
2940 * config/alpha/alpha.md (call expander): Update.
2941 * config/s390/s390.c (s390_register_info): Update.
2942 (s390_register_info): Update.
2943 (s390_frame_info): Update.
2944 (s390_initial_elimination_offset): Update.
2945 (s390_build_builtin_va_list): Update.
2946 (s390_va_start): Update.
2947 * config/spu/spu.c (direct_return): Update.
2948 (spu_expand_prologue): Update.
2949 (spu_initial_elimination_offset): Update.
2950 (spu_build_builtin_va_list): Update.
2951 (spu_va_start): Update.
2952 * config/sparc/sparc.c (sparc_init_modes): Update.
2953 (sparc_compute_frame_size): Update.
2954 (function_value): Update.
2955 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2956 * config/i386/i386.md (return expander): Update.
2957 * config/i386/i386.c (ix86_va_start): Update.
2958 (ix86_can_use_return_insn_p): Update.
2959 (ix86_compute_frame_layout): Update.
2960 (ix86_expand_epilogue): Update.
2961 * config/sh/sh.c (output_stack_adjust): Update.
2962 (calc_live_regs): Update.
2963 (sh_expand_prologue): Update.
2964 (sh_builtin_saveregs): Update.
2965 (sh_va_start): Update.
2966 (initial_elimination_offset): Update.
2967 (sh_allocate_initial_value): Update.
2968 (sh_function_ok_for_sibcall): Update.
2969 (sh_get_pr_initial_val): Update.
2970 * config/sh/sh.md (return expander): Update.
2971 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2972 * config/crx/crx.c (crx_compute_frame): UPdate.
2973 (crx_initial_elimination_offset): UPdate.
2974 * config/xtensa/xtensa.c (compute_frame_size): Update
2975 (xtensa_builtin_saveregs): Update.
2976 (xtensa_va_start): Update.
2977 (order_regs_for_local_alloc): Update.
2978 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2979 (xstormy16_expand_builtin_va_start): Update.
2980 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2981 * config/m68hc11/m68hc11.md (return expanders): Update.
2982 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2983 (expand_epilogue): Update.
2984 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2985 (cris_simple_epilogue): Update.
2986 (cris_expand_prologue): Update.
2987 (cris_expand_epilogue): Update.
2988 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2989 (compute_frame_size): Update.
2990 * config/mt/mt.c (mt_compute_frame_size): Update.
2991 * config/mn10300/mn10300.c (expand_prologue): Update.
2992 (expand_epilogue): Update.
2993 (initial_offset): Update.
2994 (mn10300_builtin_saveregs):
2995 * config/mn10300/mn10300.md (return expander): Update.
2996 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2997 (ia64_initial_elimination_offset): Update.
2998 (ia64_initial_elimination_offset): Update.
2999 (ia64_expand_prologue): Update.
3000 * config/m68k/m68k.md (return expander): Update.
3001 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3002 (rs6000_stack_info): Update.
3003 * config/mcore/mcore.c (layout_mcore_frame): Update.
3004 (mcore_expand_prolog): Update.
3005 * config/arc/arc.c (arc_compute_frame_size): Update.
3006 * config/score/score3.c (score3_compute_frame_size): Update.
3007 * config/score/score7.c (score7_compute_frame_size): Update.
3008 * config/arm/arm.c (use_return_insn): Update.
3009 (thumb_find_work_register): Update.
3010 (arm_compute_save_reg_mask): Update.
3011 (arm_output_function_prologue): Update.
3012 (arm_output_epilogue): Update.
3013 (arm_size_return_regs): Update.
3014 (arm_get_frame_offsets): Update.
3015 (arm_expand_prologue): Update.
3016 (thumb_exit): Update.
3017 (thumb_unexpanded_epilogue): Update.
3018 (thumb1_output_function_prologue): Update.
3019 * config/pa/pa.md (return expander): Update.
3020 * config/pa/pa.c (compute_frame_size): Update.
3021 (hppa_builtin_saveregs): Update.
3022 * config/mips/mips.c (mips_va_start): Update.
3023 (mips16_build_function_stub): Update.
3024 (mips_compute_frame_info): Update.
3025 (mips_restore_gp): Update.
3026 (mips_output_function_prologue): Update.
3027 (mips_expand_prologue): Update.
3028 * config/v850/v850.c (compute_frame_size): Update.
3029 (expand_prologue): * config/mmix/mmix.c (along): update.
3030 (mmix_initial_elimination_offset): update.
3031 (mmix_reorg): update.
3032 (mmix_use_simple_return): update.
3033 (mmix_expand_prologue): update.
3034 (mmix_expand_epilogue): Update.
3035 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3036 (emit_link_insn): Update.
3038 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3040 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3041 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3043 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3046 2008-04-07 Jan Hubicka <jh@suse.cz>
3048 * function.h (rtl): Rename to x_rtl.
3050 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3051 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3052 used_temp_slots avail_temp_slots, temp_slot_level,
3053 nonlocal_goto_handler_labels): Update accesstors.
3054 (rtl): New global variable.
3055 (struct function): Move some fileds to rtl_data.
3056 (get_arg_pointer_save_area): Update prototype.
3057 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3058 get_arg_pointer_save_area.
3059 * expr.c (init_expr): Update
3060 * function.c (get_frame_size): Update
3061 (assign_stack_local): Update
3062 (expand_function_end): Update.
3063 (get_art_pointer_save_area): Update
3065 * emit-rtl.c (rtl): Declare.
3066 (regno_reg_rtx): Declare.
3067 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3069 (gen_reg_rtx): Update.
3070 * varasm.c (n_deferred_constatns): Update accestor.
3071 (init_varasm_status): Do not allocate varasm_status.
3072 (force_const_mem, get_pool_size, output_constant_pool): Update.
3073 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3074 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3075 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3076 * sparc/sparc.h (INIT_EXPANDERS): Update.
3077 * ia64/ia64.h (INIT_EXPANDERS): Update.
3079 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3081 * reload.c (push_secondary_reload): Add missing break to for loop.
3083 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3085 PR middle-end/PR28690
3086 * rtlanal.c: Update copyright years.
3087 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3088 as REG_POINTER and MEM_POINTER operands.
3089 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3090 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3091 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3092 * gcse.c: Update copyright years.
3093 (pre_delete): Call gen_reg_rtx_and_attrs.
3094 (hoist_code): Likewise.
3095 (build_store_vectors): Likewise.
3096 (delete_store): Likewise.
3097 * loop-invariant.c (move_invariant_reg): Likewise.
3098 Update copyright years.
3100 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3102 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3103 control string instead of quoted.
3105 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3107 * doc/rtl.texi: Rewrite of subreg section.
3109 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3112 * config/i386/i386.c (legitimize_pic_address): Add treating
3113 of dllimport SYM_REF's.
3114 (legitimize_dllimport_symbol): Add prototype.
3116 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3118 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3119 reference in constructor with non self-referential type.
3121 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3123 Removal of Return with Depressed Stack Pointer support
3124 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3125 (ECF_SP_DEPRESSED): Likewise.
3126 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3127 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3128 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3129 (expand_call): Do not test ECF_SP_DEPRESSED.
3130 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3131 * function.c (keep_stack_depressed): Delete.
3132 (handle_epilogue_set): Likewise.
3133 (update_epilogue_consts): Likewise.
3134 (emit_equiv_load): Likewise.
3135 (thread_prologue_and_epilogue_insns): Remove support for Return with
3136 Depressed Stack Pointer.
3137 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3139 2008-04-06 Richard Guenther <rguenther@suse.de>
3141 PR tree-optimization/35400
3142 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3143 information from SSA_NAMEs.
3145 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3147 * config/avr/avr.h (avr_mega_p): Remove declaration.
3148 (AVR_MEGA): Remove macro.
3149 * config/avr/avr.c (avr_mega_p): Remove variable.
3150 (avr_override_options): Remove inicializion of avr_mega_p.
3151 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3152 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3153 (avr_jump_mode): (Ditto.).
3154 (avr_output_progmem_section_asm_op): (Ditto.).
3155 (avr_asm_init_sections): (Ditto.).
3156 (avr_asm_init_sections): (Ditto.).
3157 (avr_rtx_costs): (Ditto.).
3158 * config/avr/avr.md: (Ditto.).
3159 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3162 2008-04-06 Richard Guenther <rguenther@suse.de>
3164 PR tree-optimization/35842
3165 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3166 is_gimple_invariant_address.
3168 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3170 * gcc.c (default_compilers): Sync Fortran extensions list with
3171 that in fortran/lang-specs.h.
3172 * doc/invoke.texi: Likewise.
3173 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3174 * dwarf2out.c (gen_compile_unit_die): Likewise.
3176 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3178 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3180 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3183 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3184 attribute is used for nested functions.
3186 2008-04-05 Jan Hubicka <jh@suse.cz>
3188 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3190 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3192 (dump_files): Update.
3193 (enable_rtl_dump_file): Do not accept letter argument.
3194 * tree-pass.h (dump_file_info): Remove letter argument.
3195 * toplev.c (decode_d_option): Update -da handling.
3196 * toplev.h (enable_rtl_dump_file): Update prototype.
3197 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3198 it out based on pass type.
3199 (register_dump_files_1): Likewise.
3200 (init_optimization_passes): Update register_one_dump_file calls.
3201 (execute_one_pass): Sanity check that IPA passes are called at IPA
3202 level and RTL passes at RTL level.
3203 (execute_pass_list): IPA pass can not be after or subpass of
3205 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3206 disallov RTL subpasses of IPA subpasses.
3208 2008-04-05 Ben Elliston <bje@au.ibm.com>
3210 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3211 builtins that return exactly once and do not throw. Cache call to
3214 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3216 PR rtl-optimization/34916
3218 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3219 between instruction pairs.
3221 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3223 * doc/invoke.texi: Document -mbitops for SH.
3224 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3225 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3226 * config/sh/sh.c (print_operand): Add %t operand code.
3227 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3228 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3229 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3230 (extendqihi2): Likewise.
3231 (movqi_i): Likewise.
3232 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3233 (extv): Use bld instruction for SH2A if possible.
3235 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3236 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3237 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3238 (bset.b, bclr.b): Define peepholes.
3239 * config/sh/sh.opt (mbitops): New option.
3241 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3244 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3245 and view convert expression.
3247 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3250 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3252 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3254 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3256 * config/i386/cpuid.h (bit_AES): New.
3257 (bit_PCLMUL): Likewise.
3259 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3260 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3261 SSE2 if AES or PCLMUL is enabled.
3262 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3263 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3264 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3265 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3266 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3267 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3268 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3269 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3270 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3271 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3272 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3273 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3274 __builtin_ia32_aeskeygenassist128 and
3275 __builtin_ia32_pclmulqdq128.
3276 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3277 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3278 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3280 * config/i386/i386.h (TARGET_AES): New.
3281 (TARGET_PCLMUL): Likewise.
3282 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3284 * config/i386/i386.md (UNSPEC_AESENC): New.
3285 (UNSPEC_AESENCLAST): Likewise.
3286 (UNSPEC_AESDEC): Likewise.
3287 (UNSPEC_AESDECLAST): Likewise.
3288 (UNSPEC_AESIMC): Likewise.
3289 (UNSPEC_AESKEYGENASSIST): Likewise.
3290 (UNSPEC_PCLMUL): Likewise.
3292 * config/i386/i386.opt (maes): New.
3293 (mpclmul): Likewise.
3295 * config/i386/sse.md (aesenc): New pattern.
3296 (aesenclast): Likewise.
3298 (aesdeclast): Likewise.
3300 (aeskeygenassist): Likewise.
3301 (pclmulqdq): Likewise.
3303 * config/i386/wmmintrin.h: New.
3305 * doc/extend.texi: Document AES and PCLMUL built-in function.
3307 * doc/invoke.texi: Document -maes and -mpclmul.
3309 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3311 * function.c (free_after_parsing): Replace with
3312 cxx_push_function_context from C++ front-end.
3313 (allocate_struct_function): Don't call langhook.
3314 * langhooks.h (struct lang_hooks_for_functions): Delete.
3315 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3317 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3318 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3319 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3320 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3321 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3322 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3323 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3325 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3326 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3328 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3331 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3334 2008-04-04 Richard Guenther <rguenther@suse.de>
3337 * fold-const.c (optimize_minmax_comparison): Use the correct
3338 type for the constant in the simplified comparison.
3340 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3342 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3343 Pass L2 size as "--param l2-cache-size" to the compiler.
3344 (decode_l2_cache): New function to decode L2 cache parameters using
3345 0x8000006 extended cpuid function.
3346 (detect_caches_amd): Determine parameters of L2 cache using
3347 decode_l2_caches function.
3348 (decode_caches_intel): Decode L2 cache parameters.
3349 (detect_caches_intel): Determine L2 cache parameters using
3350 decode_caches_intel and decode_l2_caches functions.
3352 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3354 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3355 secondary input reload for subword loads from the constant pool.
3357 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3360 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3361 constants of the appropriate size for runtime calculations.
3364 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3365 decimal-float literal constant zero.
3367 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3370 * c-parser.c (c_parser_omp_atomic): Call
3371 default_function_array_conversion on the RHS.
3374 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3375 call is_variable_sized if decl has incomplete type.
3377 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3379 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3381 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3383 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3385 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3386 (sgt<u>): Merge sgt and sgtu into new expander.
3387 (sgt, sgtu): Remove expanders.
3388 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3389 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3390 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3391 *sgtu_<mode>_mips16 into new pattern.
3392 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3393 (sge<u>): Merge sge and sgeu into new expander.
3394 (sge, sgeu): Remove expanders.
3395 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3397 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3398 (slt<u>): Merge slt and sltu into new expander.
3399 (slt, sltu): Remove expanders.
3400 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3401 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3402 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3403 *sltu_<mode>_mips16 into new pattern.
3404 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3405 (sle<u>): Merge sle and sleu into new expander.
3406 (sle, sleu): Remove expanders.
3407 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3408 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3409 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3410 *sleu_<mode>_mips16 into new pattern.
3411 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3413 2008-04-03 Jan Hubicka <jh@suse.cz>
3415 PR tree-optimization/35795
3416 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3417 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3418 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3419 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3420 * score/score3.c (score3_output_mi_thunk): Likewise.
3421 * score/score7.c (score7_output_mi_thunk): Likewise.
3422 * mips/mips.c (mips_output_mi_thunk): Likewise.
3424 2008-04-03 Richard Guenther <rguenther@suse.de>
3426 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3427 conversions. Simplify code.
3429 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3431 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3433 2008-04-03 Tom Tromey <tromey@redhat.com>
3434 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3436 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3437 * config/bfin/t-bfin-linux (generated_files): Add
3438 linux-sysroot-suffix.h.
3439 * doc/install.texi (Prerequisites): Require make 3.80.
3440 * doc/sourcebuild.texi (Front End Directory): Document new
3442 * Makefile.in (generated_files): New variable.
3443 (ALL_HOST_OBJS): New variable.
3444 ($(ALL_HOST_OBJS)): New target.
3446 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3448 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3449 (remap_block): Call id->transform_lang_insert_block instead
3451 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3452 Set id.transform_lang_insert_block to NULL.
3453 (clone_body): Move to cp/optimize.c
3454 * tree-inline.h (struct copy_body_data): Change
3455 transform_lang_insert_block to function pointer.
3456 (copy_generic_body, copy_decl_no_change): Export.
3457 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3458 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3459 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3461 * c-tree.h (insert_block): Kill.
3462 * c-decl.c (insert_block): Kill.
3464 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3466 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3467 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3468 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3470 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3471 argument, call {push,pop}_function_context from here.
3472 * c-parser.c: Use c_{push,pop}_function_context.
3474 * function.c (push_function_context_to): Move meat ...
3475 (push_function_context): ... here. Simplify.
3476 * function.c (pop_function_context_from): Move meat ...
3477 (pop_function_context): ... here. Simplify.
3478 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3480 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3481 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3482 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3483 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3485 2008-04-03 Ben Elliston <bje@au.ibm.com>
3487 * expmed.c (extract_force_align_mem_bit_field): Remove.
3489 2008-04-03 Richard Guenther <rguenther@suse.de>
3492 * expr.h (try_casesi): Adjust prototype.
3493 * expr.c (try_casesi): Take fallback label as extra parameter.
3494 Use that for gen_casesi if default_label is NULL.
3495 * stmt.c (expand_case): Pass fallback label to try_casesi,
3496 make sure to fill gaps with a fallback label if default_label
3499 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3502 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3504 2008-04-03 Ben Elliston <bje@au.ibm.com>
3506 * expmed.c (extract_split_bit_field): Remove if (0) code.
3507 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3508 (do_ds_constraint): Likewise.
3510 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3512 * doc/cppopts.texi (-dU): Document.
3513 * c-common.h (flag_dump_macros): Update comment.
3514 * c-opts.c (handle_OPT_d): Handle -dU.
3515 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3516 dump_queued_macros, cb_used_define, cb_used_undef): New.
3517 (init_pp_output): Handle -dU.
3518 (cb_line_change): Call dump_queued_macros.
3519 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3521 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3523 * config/avr/predicates.md (io_address_operand): New predicate.
3524 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3525 * config/avr/avr.c (avr_io_address_p): Remove function.
3526 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3527 'avr_io_address_p' function.
3528 (out_movhi_r_mr): (Ditto.).
3529 (out_movqi_mr_r): (Ditto.).
3530 (out_movhi_mr_r): (Ditto.).
3531 (avr_address_cost): (Ditto.).
3533 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3536 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3537 in 32bit mode when XMM registers are available to avoid store
3539 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3540 corresponding post-reload splitters.
3542 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3544 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3545 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3546 __builtin_ia32_roundss.
3547 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3548 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3549 __builtin_ia32_roundss.
3550 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3551 IX86_BUILTIN_SHUFPD here.
3553 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3555 * config/i386/i386.md (plogic): New.
3556 (plogicprefix): Likewise.
3558 * config/i386/mmx.md (mmx_<code><mode>3): New.
3559 (mmx_and<mode>3): Removed.
3560 (mmx_ior<mode>3): Likewise.
3561 (mmx_xor<mode>3): Likewise.
3563 * config/i386/sse.md (<code><mode>3): New.
3564 (*<code><mode>3): Likewise.
3565 (*<code><mode>3): Likewise.
3566 (<code><mode>3): Likewise.
3567 (*sse_<code><mode>3): Likewise.
3568 (*sse2_<code><mode>3): Likewise.
3569 (<code>tf3): Likewise.
3570 (*<code>tf3): Likewise.
3571 (and<mode>3): Likewise.
3572 (*and<mode>3): Likewise.
3573 (ior<mode>3): Removed.
3574 (*ior<mode>3): Likewise.
3575 (xor<mode>3): Likewise.
3576 (*xor<mode>3): Likewise.
3577 (*and<mode>3): Likewise.
3578 (*ior<mode>3): Likewise.
3579 (*xor<mode>3): Likewise.
3580 (and<mode>3): Likewise.
3581 (*sse_and<mode>3): Likewise.
3582 (*sse2_and<mode>3): Likewise.
3584 (*andtf3): Likewise.
3585 (ior<mode>3): Likewise.
3586 (*sse_ior<mode>3): Likewise.
3587 (*sse2_ior<mode>3): Likewise.
3589 (*iortf3): Likewise.
3590 (xor<mode>3): Likewise.
3591 (*sse_xor<mode>3): Likewise.
3592 (*sse2_xor<mode>3): Likewise.
3594 (*xortf3): Likewise.
3596 2008-04-02 Richard Guenther <rguenther@suse.de>
3598 PR tree-optimization/14495
3599 PR tree-optimization/34793
3600 * tree-vrp.c (struct switch_update): New structure.
3601 (to_remove_edges, to_update_switch_stmts): New VECs.
3602 (simplify_switch_using_ranges): New function. Remove not taken
3603 case labels and edges.
3604 (simplify_stmt_using_ranges): Call it.
3605 (identify_jump_threads): Mark edges we have queued for removal
3606 so we don't thread them.
3607 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3609 * tree-cfg.c (group_case_labels): Deal with missing default label.
3610 (tree_verify_flow_info): Allow missing default label.
3611 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3612 (emit_case_nodes): Likewise.
3613 (expand_case): Do not rely on the default label to be present.
3614 * expr.c (try_casesi): Deal with NULL default_label.
3615 (do_tablejump): Likewise.
3617 2008-04-02 Richard Guenther <rguenther@suse.de>
3619 PR tree-optimization/14495
3620 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3621 SWITCH_EXPR here ...
3622 (vrp_visit_switch_stmt): ... but here (new function).
3623 (find_case_label_index): New helper function.
3624 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3626 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3628 * fwprop.c: Fix ISO-C99ism.
3630 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3633 * Makefile.in (objdir): Set it here.
3634 * configure.ac: Not here. Find dynamic linker characteristics.
3635 * exec-tool.in: Use them.
3636 * aclocal.m4: Regenerate.
3637 * configure: Regenerate.
3639 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3641 * expr.c (expand_var): Delete it.
3642 * expr.h (expand_var): Delete prototype.
3643 * function.c (expand_function_start): Use expand_decl instead.
3644 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3647 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3649 PR rtl-optimization/35542
3650 * fwprop.c (forward_propagate_and_simplify): Replace
3651 loc_reg_mentioned_in_p with reg_mentioned_p.
3653 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3655 PR rtl-optimization/35281
3656 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3657 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3658 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3659 (varying_mem_p): Move above propagate_rtx.
3660 (all_uses_available_at): Do not check MEMs.
3662 2008-04-02 Rafael Espindola <espindola@google.com>
3664 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3665 (register_edge_assert_for_2): Split the cond argument.
3666 (register_edge_assert_for_1): Adjust for the change in
3667 register_edge_assert_for_2.
3668 (register_edge_assert_for): Split the cond argument.
3669 (find_switch_asserts): Adjust for the change in
3670 register_edge_assert_for.
3672 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3674 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3675 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3676 offsets for 64-bit mingw.
3677 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3678 abi for x86_64-pc-mingw.
3680 2008-04-02 Richard Guenther <rguenther@suse.de>
3682 * tree-vrp.c (extract_range_from_assert): Make sure to not
3683 produce range min/max with TREE_OVERFOW set.
3684 If merging a anti-range and a range keep the anti-range if
3685 the range covers all values of the type.
3686 (register_edge_assert_for_2): Only allow sign-changing
3687 conversions in detecting canonical range checks. Also
3688 register an assert for the unsigned name if useful.
3690 PR tree-optimization/35787
3691 * tree-vrp.c (vrp_val_max): New function.
3692 (vrp_val_min): Likewise.
3693 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3694 (vrp_val_is_min): Likewise.
3695 (supports_overflow_infinity): Use vrp_val_{min,max}.
3696 (negative_overflow_infinity): Likewise.
3697 (positive_overflow_infinity): Likewise.
3698 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3699 (is_positive_overflow_infinity): Likewise.
3700 (is_overflow_infinity): Likewise.
3701 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3702 vrp_val_is_{min,max}.
3703 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3704 to ranges if possible. Avoid empty ranges.
3706 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3709 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3710 the expression is a function address.
3712 2008-04-01 George Helffrich <george@gcc.gnu.org>
3714 PR fortran/35154, fortran/23057
3715 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3716 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3717 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3718 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3720 (dbxout_syms): Check for COMMON-based symbol and wrap in
3721 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3722 in bracket for efficiency.
3724 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3725 using DW_TAG_common_block + member offset.
3726 (add_pubname_string): New function.
3727 (dw_expand_expr): New function to find block name and offset for
3729 (common_check): New function to check whether symbol in Fortran COMMON.
3730 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3732 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3735 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3737 2008-04-02 Ben Elliston <bje@au.ibm.com>
3739 * config/v850/v850.md (casesi): Remove if (0) code.
3740 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3741 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3743 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3745 * config/i386/i386.md (rex64suffix): New mode attribute.
3746 (floathi<mode>2): Disable expander for SSE math.
3747 (*floathi<mode>2_1): New insn insn_and_split pattern.
3748 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3749 corresponding post-reload splitters.
3750 (*floathi<mode>2_i387): New macroized insn pattern.
3751 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3752 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3753 insn_and_split pattern.
3754 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3755 New macroized instruction patterns and corresponding post-reload
3757 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3758 and corresponding post-reload splitters.
3759 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3760 New macroized instruction patterns.
3761 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3762 macroized instruction patterns and corresponding post-reload splitters.
3763 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3764 corresponding post-reload splitters.
3765 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3766 New macroized instruction patterns.
3767 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3768 corresponding post-reload splitters.
3769 (*floatsi<mode>2_i387): New macroized instruction patterns.
3771 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3773 * config/i386/i386.md (smaxmin): New.
3774 (umaxmin): Likewise.
3775 (maxminiprefix): Likewise.
3776 (maxminfprefix): Likewise.
3777 (<code><mode>3): Likewise.
3778 (smin<mode>3): Removed.
3779 (smax<mode>3): Likewise.
3781 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3782 (mmx_<code>v4hi3): Likewise.
3783 (mmx_<code>v8qi3): Likewise.
3784 (mmx_smaxv2sf3): Removed.
3785 (mmx_sminv2sf3): Likewise.
3786 (mmx_umaxv8qi3): Likewise.
3787 (mmx_smaxv4hi3): Likewise.
3788 (mmx_uminv8qi3): Likewise.
3789 (mmx_sminv4hi3): Likewise.
3791 * config/i386/sse.md (<addsub><mode>3): New.
3792 (*<addsub><mode>3): Likewise.
3793 (<sse>_vm<addsub><mode>3): Likewise.
3794 (<maxmin><mode>3): Likewise.
3795 (*<maxmin><mode>3_finite): Likewise.
3796 (*<maxmin><mode>3): Likewise.
3797 (<sse>_vm<maxmin><mode>3): Likewise.
3798 (sse3_h<addsub>v4sf3): Likewise.
3799 (sse3_h<addsub>v2df3): Likewise.
3800 (<maxmin>v16qi3): Likewise.
3801 (*<maxmin>v16qi3): Likewise.
3802 (<maxmin>v8hi3): Likewise.
3803 (*<maxmin>v8hi3): Likewise.
3804 (*sse4_1_<maxmin><mode>3): Likewise.
3805 (*sse4_1_<maxmin><mode>3): Likewise.
3806 (add<mode>3): Removed.
3807 (*add<mode>3): Likewise.
3808 (<sse>_vmadd<mode>3): Likewise.
3809 (sub<mode>3): Likewise.
3810 (*sub<mode>3): Likewise.
3811 (<sse>_vmsub<mode>3): Likewise.
3812 (smin<mode>3): Likewise.
3813 (*smin<mode>3_finite): Likewise.
3814 (*smin<mode>3): Likewise.
3815 (<sse>_vmsmin<mode>3): Likewise.
3816 (smax<mode>3): Likewise.
3817 (*smax<mode>3_finite): Likewise.
3818 (*smax<mode>3): Likewise.
3819 (<sse>_vmsmax<mode>3): Likewise.
3820 (sse3_haddv4sf3): Likewise.
3821 (sse3_haddv2df3): Likewise.
3822 (sse3_hsubv4sf3): Likewise.
3823 (sse3_hsubv2df3): Likewise.
3824 (umaxv16qi3): Likewise.
3825 (*umaxv16qi3): Likewise.
3826 (smaxv8hi3): Likewise.
3827 (*smaxv8hi3): Likewise.
3828 (*sse4_1_smax<mode>3): Likewise.
3829 (*sse4_1_umax<mode>3): Likewise.
3830 (uminv16qi3): Likewise.
3831 (*uminv16qi3): Likewise.
3832 (sminv8hi3): Likewise.
3833 (*sminv8hi3): Likewise.
3834 (*sse4_1_smin<mode>3): Likewise.
3835 (*sse4_1_umin<mode>3): Likewise.
3837 2008-04-01 Rafael Espindola <espindola@google.com>
3839 * tree-cfg.c (verify_expr): remove in_phi.
3840 (verify_stmt): Don't call walk_tree with verify_expr. Use
3841 is_gimple_min_invariant instead of is_gimple_val.
3843 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3845 * doc/include/gpl_v3.texi: Update for manpage generation.
3846 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3848 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3849 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3850 gpl_v3.texi instead of gpl.texi.
3853 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3856 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3858 2008-04-01 Rafael Espindola <espindola@google.com>
3860 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3861 (extract_code_and_val_from_cond): Use
3862 extract_code_and_val_from_cond_with_ops.
3864 2008-04-01 Jan Hubicka <jh@suse.cz>
3866 * function.c (free_after_compilation): Free epilogue_delay_list.
3867 (prepare_function_start): Assert that previous compilation was freed.
3869 2008-04-01 Jan Hubicka <jh@suse.cz>
3870 Jim Wilson <wilson@tuliptree.org>
3871 Andreas Tobler <andreast@gcc.gnu.org>
3874 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3875 rtl.emit instead cfun->emit.
3876 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3877 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3879 2008-04-01 Ben Elliston <bje@au.ibm.com>
3881 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3883 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3885 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3887 (fprofile-use): Add var flag_profile_use
3888 * coverage.c (coverage_begin_output): Do not open a gcno file for
3889 output only if -ftest-coverage is set.
3890 Do not add getpwd() to gcda file path.
3891 (build_gcov_info): Check the new flag
3892 flag_profile_datafile_relative_path.
3893 (coverage_init): Use profile_data_prefix.
3894 Read profile counter only if flag_profile_use is set.
3895 * opts.c (common_handle_option): New option fprofile-use=,
3896 fprofile-dir=, fprofile-generate=.
3897 * toplev.c (profile_data_prefix): New variable definition.
3898 * toplev.h (profile_data_prefix): New declaration.
3899 * doc/invoke.tex (Option Summary, Optimization Options):
3902 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3904 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3905 use tmp consistently.
3908 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3909 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3910 UNSPEC_FR_RECIP_APPROX_RES.
3911 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3913 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3916 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3918 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3921 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3922 element of the vector via a pointer.
3924 2008-03-31 Ian Lance Taylor <iant@google.com>
3926 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3928 2008-03-31 Jan Hubicka <jh@suse.cz>
3930 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3931 get_arg_pointer_save_area.
3932 * expr.c (init_expr): Just clear out rtl.expr.
3933 * function.c (free_after_compilation): Clear out whole RTL structure.
3934 (get_func_frame_size): Merge into ...
3935 (get_frame_size): ... this one.
3936 (assign_stack_local_1): Merge into ...
3937 (assign_stack_local): ... this one.
3938 (expand_function_end): Update call of get_arg_pointer_save_area.
3939 (get_art_pointer_save_area): Remove cfun argument.
3940 * function.h (emit_status): regno_pointer_align does not need length
3941 attribute. Move x_regno_reg_rtx to ...
3942 (regno_reg_rtx): ... new global array.
3943 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3944 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3945 apply_args_value, forced_labels, stack_pointer_delta):
3947 (struct varasm_status): Move here from varasm.c
3948 (struct rtl_data): New. Move here some fields from struct function.
3949 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3950 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3951 used_temp_slots avail_temp_slots, temp_slot_level,
3952 nonlocal_goto_handler_labels): Update accesstors.
3953 (rtl): New global variable.
3954 (struct function): Move some fileds to rtl_data.
3955 (get_arg_pointer_save_area): Update prototype.
3956 * emit-rtl.c (rtl): Declare.
3957 (regno_reg_rtx): Declare.
3958 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3960 (gen_reg_rtx): Update.
3961 (init_virtual_regs): Do not tate emit_status argument.
3962 (init_emit): Do not allocate emit.
3963 * varasm.c (varasm_statuc): Move to function.h.
3964 (n_deferred_constatns): Update accestor.
3965 (init_varasm_status): Do not allocate varasm_status.
3966 (force_const_mem, get_pool_size, output_constant_pool): Update.
3967 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3968 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3970 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3972 PR rtl-optimization/35729
3973 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3976 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3979 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3980 load/store if memory is unaligned.
3981 (*movti_rex64): Likewise.
3983 * config/i386/predicates.md (misaligned_operand): New.
3985 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3988 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3991 2008-03-31 Jan Beulich <jbeulich@novell.com>
3993 * config/ia64/constraints.md: Add 'j' constraint.
3994 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3995 (movdi_internal): Likewise.
3997 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4000 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4002 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4005 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4006 proper error message for the third argument on blendpd and
4009 * config/i386/sse.md (blendbits): New.
4010 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4012 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4014 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4016 2008-03-30 Richard Guenther <rguenther@suse.de>
4019 * fold-const.c (fold_sign_changed_comparison): Do leave
4020 conversions to base-types alone.
4022 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4024 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4025 the link register if one altivec register is be saved.
4027 2008-03-30 Ben Elliston <bje@au.ibm.com>
4029 * final.c (final_scan_insn): Remove if (0) code.
4031 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4033 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4035 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4037 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4038 of V4SFmode to ix86_binary_operator_ok.
4040 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/i386.c (override_options): Initialize
4043 ix86_veclib_handler to ix86_veclibabi_svml when
4044 -mveclibabi=svml is used.
4045 (ix86_veclibabi_svml): New function for SVML ABI style
4046 vectorization support.
4047 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4049 2008-03-28 Rafael Espindola <espindola@google.com>
4051 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4052 (tree_binary_nonnegative_warnv_p): Make it public.
4053 (tree_single_nonnegative_warnv_p): Make it public.
4054 (tree_invalid_nonnegative_warnv_p): Make it public.
4055 (tree_unary_nonzero_warnv_p): Make it public.
4056 (tree_binary_nonzero_warnv_p): Make it public
4057 (tree_single_nonzero_warnv_p): Make it public.
4058 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4059 (extract_range_from_binary_expr): Split the expr argument.
4060 (extract_range_from_unary_expr): Split the expr argument.
4061 (extract_range_from_comparison): Split the expr argument.
4062 (extract_range_from_expr): Use the new aux functions.
4063 (vrp_evaluate_conditional_warnv): Use
4064 vrp_evaluate_conditional_warnv_with_ops.
4065 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4066 (tree_binary_nonzero_warnv_p): Declare.
4067 (tree_single_nonzero_warnv_p): Declare.
4068 (tree_expr_nonzero_warnv_p): Declare.
4069 (tree_unary_nonnegative_warnv_p): Declare.
4070 (tree_binary_nonnegative_warnv_p): Declare.
4071 (tree_single_nonnegative_warnv_p): Declare.
4072 (tree_invalid_nonnegative_warnv_p): Declare.
4074 2008-03-28 Richard Guenther <rguenther@suse.de>
4076 PR tree-optimization/30317
4077 PR tree-optimization/30911
4078 PR tree-optimization/34793
4079 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4080 (struct assert_locus_d): New member EXPR.
4081 (register_new_assert_for): Add EXPR parameter to support
4082 ASSERT_EXPR <name, expr OP limit>.
4083 (register_edge_assert_for_1): Adjust callers.
4084 (find_assert_locations): Likewise.
4085 (process_assert_insertions_for): Build condition from expression.
4086 (extract_range_from_assert): Handle ASSERT_EXPRs
4087 of the form ASSERT_EXPR <name, expr OP limit>.
4088 (register_edge_assert_for_2): New helper registering
4089 asserts for comparisons. Recognize range tests of the form
4090 (unsigned)i - CST1 OP CST2.
4091 (register_edge_assert_for_1): Use it.
4092 (register_edge_assert_for): Likewise.
4093 (needs_overflow_infinity): Integer sub-types
4094 do not need overflow infinities.
4095 (vrp_val_is_max): The extreme values of integer sub-types
4096 are those of the base type.
4097 (vrp_val_is_min): Likewise.
4098 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4101 2008-03-28 Nick Clifton <nickc@redhat.com>
4104 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4105 Return GENERAL_REGS for stack adjustment reloads.
4107 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4110 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4111 const_vector when all the vectors are constant.
4113 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4115 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4117 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4118 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4120 (s<code>_sf): Use new scc_sf attribute for opcode names.
4122 2008-03-27 Tom Tromey <tromey@redhat.com>
4124 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4125 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4126 config/spu/t-spu-elf, config/i386/t-interix,
4127 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4128 config/i386/x-darwin, config/i386/x-mingw32,
4129 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4130 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4131 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4132 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4133 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4134 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4135 config/score/t-score-elf, config/arm/t-strongarm-pe,
4136 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4137 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4138 Revert automatic dependency patch.
4140 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4143 * config/i386/i386.c (ix86_function_arg_boundary): Align
4144 decimal floating point to its natural boundary.
4146 2008-03-27 Richard Guenther <rguenther@suse.de>
4149 * fold-const.c (fold_comparison): Restrict distinct decl
4150 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4151 solely rely on operand_equal_p.
4153 2008-03-27 Richard Guenther <rguenther@suse.de>
4156 * c-common.c (handle_weak_attribute): Reject combination of
4159 2008-03-27 Richard Guenther <rguenther@suse.de>
4161 PR tree-optimization/32810
4162 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4163 conversions from DECL_INITIAL.
4164 (fold_const_aggregate_ref): Likewise from constructor elements.
4166 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4168 * tree-affine.h (aff_combination_expand): Declare.
4169 (get_inner_reference_aff): Likewise.
4170 * tree-affine.c (aff_combination_expand): Split out from
4171 tree_to_aff_combination_expand.
4172 (get_inner_reference_aff): New function.
4173 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4174 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4175 (struct lim_aux_data): sm_done field removed.
4176 (mem_ref_loc_p, mem_ref_locs_p): New types.
4177 (struct mem_ref): Added id, stored, accesses_in_loop,
4178 indep_loop, dep_loop, indep_ref, dep_ref fields.
4179 Removed is_stored, locs and next fields.
4180 (memory_accesses): New variable.
4181 (movement_possibility): Do not allow moving statements
4182 that store to memory.
4183 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4185 (determine_max_movement): For statements with memory references,
4186 find the outermost loop in that the reference is independent.
4187 (move_computations_stmt): Mark the virtual operands for renaming.
4188 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4189 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4190 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4191 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4192 create_vop_ref_mapping, analyze_memory_references,
4193 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4194 get_all_locs_in_loop, ref_always_accessed_p,
4195 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4196 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4197 store_motion_loop, store_motion): New functions.
4198 (struct vop_to_refs_elt): New type.
4199 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4200 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4201 (schedule_sm): Replaced by...
4202 (execute_sm): ... this.
4203 (determine_lsm_ref, hoist_memory_references,
4204 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4205 find_more_ref_vops, free_mem_ref, free_mem_refs,
4206 determine_lsm_loop, determine_lsm): Removed.
4207 (tree_ssa_lim_finalize): Free data structures used by store motion.
4208 (tree_ssa_lim): Call analyze_memory_references. Use
4209 store_motion instead of determine_lsm.
4211 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4213 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4214 rename tmake_file to m68hc11/t-m68hc11.
4215 (mcore): Set inhibit_libc to true.
4216 * config.host (alpha*-dec-*vms*): Set extra_programs.
4217 (interix3*): Don't use host_xmake_file.
4218 * configure.ac: Let config.gcc override inhibit_libc.
4219 * configure: Regenerate.
4221 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4222 * config/t-openbsd-thread: Remove commented out lines.
4224 * config/x-interix: Remove.
4226 * config/m68hc11/t-m68hc11-gas: Rename to...
4227 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4229 * config/mcore/t-mcore: Remove T_CFLAGS.
4230 * config/mcore/t-mcore-pe: Likewise.
4232 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4234 * configure.ac: Replace custom __GNU_SOURCE test with
4235 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4236 * aclocal.m4: Regenerate.
4237 * configure: Regenerate.
4238 * config.in: Regenerate.
4240 2008-03-27 Richard Guenther <rguenther@suse.de>
4242 * fold-const.c (target.h): Include.
4243 (fold_comparison): Fold comparison of addresses of decls
4244 that bind locally or of constants. Consolidate address folding code.
4245 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4246 results from fold_binary_to_constant.
4247 (compare_values_warnv): Likewise.
4249 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4252 * fold-const.c (fold_truthop): Check for integeral types when folding
4253 a == 0 && b == 0 and a != 0 || b != 0 .
4255 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4257 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4259 2008-03-26 Andreas Schwab <schwab@suse.de>
4261 * doc/invoke.texi: Fix use of @item vs. @itemx.
4263 2008-03-26 Tom Tromey <tromey@redhat.com>
4265 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4266 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4267 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4268 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4269 build/genconstants.o, build/genemit.o, build/genextract.o,
4270 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4271 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4274 2008-03-26 Richard Guenther <rguenther@suse.de>
4277 2008-03-26 Richard Guenther <rguenther@suse.de>
4279 * fold-const.c (target.h): Include.
4280 (fold_comparison): Fold comparison of addresses of two decls
4281 that bind locally. Consolidate address folding code.
4283 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4285 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4286 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4287 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4288 dconstsqrt2, dconstthird, dconste and/or dconst10.
4289 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4290 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4291 dconstsqrt2, dconste): Delete.
4292 (init_emit_once): Likewise. Simplify initializing dconstm1.
4294 * real.c (get_real_const): New.
4295 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4296 dconstsqrt2, dconste): Delete.
4297 (real_value_const, get_real_const): New.
4299 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4301 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4303 * config/i386/i386.c (ix86_function_arg_boundary): Check
4304 BIGGEST_ALIGNMENT instead of 128.
4305 (setup_incoming_varargs_64): Likewise.
4307 2008-03-26 Tom Tromey <tromey@redhat.com>
4309 * Makefile.in (DEPFILES): Add missing '/'.
4311 2008-03-26 Richard Guenther <rguenther@suse.de>
4313 * fold-const.c (target.h): Include.
4314 (fold_comparison): Fold comparison of addresses of two decls
4315 that bind locally. Consolidate address folding code.
4317 2008-03-26 Nick Clifton <nickc@redhat.com>
4320 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4321 not allow INT+INT as a legitimate addressing mode.
4323 2008-03-26 Richard Guenther <rguenther@suse.de>
4325 * tree-flow.h (widen_bitfield): Remove declaration.
4326 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4327 (widen_bitfield): Remove function.
4328 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4331 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4334 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4337 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4339 PR rtl-optimization/35232
4340 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4341 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4342 reg_reloaded_call_part_clobbered here.
4343 (reload_regs_reach_end_p): New function.
4344 (reload_reg_rtx_for_input): New variable.
4345 (reload_reg_rtx_for_output): Likewise.
4346 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4347 when reassigning a pseudo register. Load reloadreg from
4348 reload_reg_rtx_for_input, moving the mode and register
4350 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4351 instead of the original when deciding whether an input reload
4352 would be a no-op or whether an output reload can be deleted.
4353 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4354 when setting up new_spill_reg_store. Load it from
4355 reload_reg_rtx_for_output, moving the mode and register
4357 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4358 instead of the original when deciding whether an output reload
4359 would be a no-op. Do the same when modifying insn notes.
4360 Use rtx_equal_p instead of == to compare the registers.
4361 (inherit_piecemeal_p): Take a mode and two register numbers
4363 (emit_reload_insns): Clear new_spill_reg_store for every hard
4364 register in the reload register. Remove spill registers
4365 from reg_reloaded_valid before considering whether to record
4366 inheritance information for them. Use reload_reg_rtx_for_output
4367 instead of reg_rtx when recording output reloads. Use
4368 reload_reg_rtx_for_input instead of reg_rtx when recording
4369 input reloads. Set or clear reg_reloaded_call_part_clobbered
4370 at the same time as setting reg_reloaded_valid.
4371 (delete_output_reload): Add a new_reload_reg parameter and use it
4372 instead of rld[j].reg_rtx.
4373 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4376 2008-03-25 Tom Tromey <tromey@redhat.com>
4378 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4379 (build/genattr.o): Likewise.
4380 (build/genattrtab.o): Likewise.
4381 (build/gencodes.o): Likewise.
4382 (build/genconfig.o): Likewise.
4383 (build/genconstants.o): Likewise.
4384 (build/genemit.o): Likewise.
4385 (build/genextract.o): Likewise.
4386 (build/genflags.o): Likewise.
4388 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4390 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4391 instead of size_int for integer types.
4392 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4393 to match type of MINUS_EXPR.
4395 2008-03-25 Tom Tromey <tromey@redhat.com>
4397 * configure: Rebuilt.
4398 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4401 2008-03-25 Tom Tromey <tromey@redhat.com>
4403 * config/x-solaris (host-solaris.o): Update.
4404 * config/x-linux (host-linux.o): Update.
4405 * config/x-hpux (host-hpux.o): Update.
4406 * config/x-darwin (host-darwin.o): Update.
4407 * config/v850/t-v850e (v850-c.o): Update.
4408 * config/v850/t-v850 (v850-c.o): Update.
4409 * config/t-vxworks (vxworks.o): Update.
4410 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4411 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4412 * config/spu/t-spu-elf (spu-c.o): Update.
4414 * config/sh/t-symbian (sh-c.o): Update.
4415 (symbian.o): Update.
4416 * config/sh/t-sh (sh-c.o): Update.
4417 * config/score/t-score-elf (score7.o, score3.o): Update.
4418 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4419 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4420 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4421 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4423 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4424 * config/m32c/t-m32c (m32c-pragma.o): Update.
4425 * config/ia64/t-ia64 (ia64-c.o): Update.
4426 * config/i386/x-mingw32 (host-mingw32.o): Update.
4427 * config/i386/x-i386 (driver-i386.o): Update.
4428 * config/i386/x-darwin (host-i386-darwin.o): Update.
4429 * config/i386/x-cygwin (host-cygwin.o): Update.
4430 * config/i386/t-nwld (nwld.o): Update.
4431 * config/i386/t-netware (netware.o): Update.
4432 * config/i386/t-interix (winnt.o): Update.
4433 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4434 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4435 msformat-c.o): Update.
4436 * config/bfin/t-bfin-linux (generated_files): Add
4437 linux-sysroot-suffix.h.
4438 * config/arm/t-wince-pe (pe.o): Update.
4439 * config/arm/t-strongarm-pe (pe.o): Update.
4440 * config/arm/t-pe (pe.o): Update.
4441 * config/arm/t-arm (arm-c.o): Update.
4442 * doc/install.texi (Prerequisites): Require make 3.80.
4443 * Makefile.in: Remove .o targets.
4444 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4445 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4446 (simple_generated_h, simple_generated_c): Move earlier.
4447 (generated_files): New variable.
4448 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4449 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4450 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4451 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4452 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4453 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4454 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4455 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4456 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4457 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4458 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4459 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4461 (COMPILE.base, COMPILE): New variables.
4462 (%.o): New pattern rule.
4463 (ALL_HOST_OBJS): New variable.
4464 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4465 (dummy-checksum.o, cc1-checksum.o): Remove.
4466 (DRIVER_SHLIB): New variable.
4467 (DRIVER_DEFINES): Use it.
4468 (gencondmd.c): Move out of build/.
4469 (s-conditions): Update.
4470 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4471 (ALL_BUILD_OBJS): Likewise.
4472 (build/%.o): Use BUILDCOMPILE.
4473 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4474 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4475 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4476 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4477 build/genconfig.o, build/genconstants.o, build/genemit.o,
4478 build/genextract.o, build/genflags.o, build/genmddeps.o,
4479 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4480 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4481 build/gen-protos.o, build/scan.o, build/fix-header.o,
4482 build/scan-decls.o): Simplify.
4483 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4484 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4485 prefix.o, toplev.o): Reduce to variable setting.
4486 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4487 ($(out_object_file), gcc-options.o): New targets.
4488 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4489 * configure: Rebuilt.
4490 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4491 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4493 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4495 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4496 complain when we hit an error, return ERROR_MARK_NODE.
4498 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4500 * config/sh/constraints.md (Pso, Psz): New constraints.
4501 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4502 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4504 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4506 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4507 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4509 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4511 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4512 (prefetch_sh2a): New.
4514 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4515 Naveen.H.S <naveen.hs@kpitcummins.com>
4517 * config/sh/constraints.md (I28): New constraint.
4518 * config/sh/sh.c (broken_move): Add support for movi20s.
4519 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4521 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4522 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4523 Naveen.H.S <naveen.hs@kpitcummins.com>
4525 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4526 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4527 (print_operand): Handle resbank in %@ operand code.
4528 (sh_encode_section_info): New.
4529 (push_regs): Add conditions for resbank.
4530 (sh_expand_epilogue): Likewise.
4531 (sh_insert_attributes): Likewise.
4532 (sh_attribute_table): Likewise.
4533 (sh_handle_resbank_handler_attribute): New.
4534 (sh2a_handle_function_vector_handler_attribute): New.
4535 (sh2a_is_function_vector_call): New.
4536 (sh2a_get_function_vector_number): New.
4537 (sh2a_function_vector_p): New.
4538 (sh_cfun_resbank_handler_p): New.
4539 * config/sh/sh.md (calli): Emit jsr/n if possible.
4540 (calli_tbr_rel): New.
4541 (calli_pcrel): Emit jsr/n if possible.
4542 (return_i): Emit rts/n if possible.
4543 (call_valuei_tbr_rel): New.
4544 (call_valuei_pcrel): Add condition for SH2A target.
4545 (call_value): Likewise.
4546 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4547 (sh2a_get_function_vector_number): Likewise.
4548 (sh2a_is_function_vector_call): Likewise.
4549 * doc/extend.texi: Document TBR relative addressing of SH2A.
4550 (resbank): Add description for SH2A.
4552 2008-03-24 Richard Guenther <rguenther@suse.de>
4555 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4556 pointer assignments change conversions according to middle-end rules.
4557 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4558 * configure.ac: Include type checking in yes.
4559 * configure: Regenerate.
4561 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4563 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4564 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4566 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4568 * gthr-vxworks.h (UNUSED): Define.
4570 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4572 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4574 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4576 * doc/extend.texi (Function Attributes): Add missing comma in the
4577 example of the "alloc_size" attribute.
4579 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4582 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4584 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4587 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4590 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4591 of the underlying type of a MS bitfield layout to the natural
4592 alignment of the type.
4594 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4596 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4597 to their natural alignment to avoid store forwarding stalls.
4599 2008-03-22 Richard Guenther <rguenther@suse.de>
4601 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4602 For PHI nodes verify the address is invariant.
4603 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4604 (get_symbol_constant_value): Use is_gimple_min_invariant.
4605 (maybe_fold_stmt_indirect): Likewise.
4607 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4609 PR rtl-optimization/33927
4610 * Makefile.in (dse.o): Depend on $(TM_P_H).
4611 * expr.h (extract_low_bits): Declare.
4612 * expmed.c (extract_low_bits): New function.
4613 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4614 * dse.c: Include tm_p.h.
4615 (find_shift_sequence): Remove the read_reg argument and return the
4616 read value. Emit the instructions instead of returning them.
4617 Iterate on new_mode rather than calculating it each time.
4618 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4619 source to NEW_MODE and extract_low_bits to convert the shifted
4621 (replace_read): Allow the load and store to have different mode
4622 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4623 or extraction instructions before trying the replacement. Update
4624 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4626 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4628 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4629 to their natural alignment to avoid store forwarding stalls.
4631 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4634 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4635 encouraging but not allowing gprs for input;
4636 change the input constraint to !f#r.
4637 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4639 change the output constraint to !f#r.
4641 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4645 corresponding post-reload splitters.
4646 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4647 when x87 FP math is selected.
4648 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4649 New function prototype.
4650 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4651 unreachable function to ease macroization of insn patterns.
4653 2008-03-21 Martin Jambor <mjambor@suse.cz>
4655 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4656 reference dumps if ddr is NULL or dependence is unknown.
4658 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4660 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4661 unsigned extension into account.
4662 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4663 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4664 Do computations on a scratch register.
4666 2008-03-21 Richard Guenther <rguenther@suse.de>
4668 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4669 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4670 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4671 * tree-ssa-dom.c (record_equality): Likewise.
4672 * tree-inline.c (copy_body_r): Likewise.
4673 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4676 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4678 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4679 as 'delete_unused' argument.
4681 2008-03-20 Richard Guenther <rguenther@suse.de>
4683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4684 special casing of constant qualifiers.
4685 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4686 care about them in general.
4687 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4688 regardless of their type.
4689 (fold_stmt_r): Forcefully fold *& if we end up with that.
4691 2008-03-20 Paul Brook <paul@codesourcery.com>
4693 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4694 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4696 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4698 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4699 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4701 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4703 * common.opt (Wmudflap): New option.
4704 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4705 (mx_register_decls): Likewise.
4706 (mudflap_finish_file): Likewise.
4707 * doc/invoke.texi: Document -Wno-mudflap.
4709 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4711 * c-format.c (replace_format_name_to_system_name): New.
4713 (convert_format_name_to_system_name): New.
4714 (decode_format_attr): Add use of convert_format_name_to_system_name.
4715 (format_types_orig): Add gnu_ prefix to names.
4716 (check_format_info_main): Special treating of \0 escaped names for
4717 supporting multi-character format specifiers as I32, I64.
4718 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4719 (gnu_target_overrides_format_attributes): New.
4720 * c-format.h: Add structure target_ovr_attr to hold
4721 system specific formatter names.
4722 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4723 msformat-c.o file to c_target_objs and cxx_target_objs.
4724 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4725 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4726 (TARGET_N_FORMAT_TYPES): New.
4727 * config/i386/msformat-c.c: New.
4728 * config/i386/t-cygming: Add build rule for msformat-c.o.
4729 * doc/extend.texi: Add new format names gnu_* and ms_* and
4731 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4733 2008-03-20 Ira Rosen <irar@il.ibm.com>
4735 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4736 optimizations turned on under -O3.
4737 (ftree-vectorize): Add that the flag is turned on with -O3.
4739 2008-03-20 Ben Elliston <bje@au.ibm.com>
4741 * regmove.c (try_auto_increment): Fix spelling error in comment.
4742 * final.c (final_scan_insn): Likewise.
4744 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4748 allocator preferences for "y" and "r" class registers.
4749 ("*mov<mode>_internal"): Ditto.
4750 ("*movv2sf_internal_rex64"): Ditto.
4751 ("*movv2sf_internal"): Ditto.
4753 2008-03-19 Michael Matz <matz@suse.de>
4756 * calls.c (expand_call): Check overlap of arguments with call
4757 address for sibcalls.
4759 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4762 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4763 of the underlying type of a MS bitfield layout to the natural
4764 alignment of the type.
4766 2008-03-19 Jan Hubicka <jh@suse.cz>
4769 * toplev.c (decode_d_option): Handle all CPP flags.
4770 * tree-vrp.c: Update tree_pass descriptors.
4771 * regrename.c: Update tree_pass descriptors.
4772 * fwprop.c: Update tree_pass descriptors.
4773 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4774 * tree-into-ssa.c: Update tree_pass descriptors.
4775 * tree-dump.c: Update tree_pass descriptors.
4776 * tree-complex.c: Update tree_pass descriptors.
4777 * tree-dump.h: Update tree_pass descriptors.
4778 * see.c: Update tree_pass descriptors.
4779 * cgraphbuild.c: Update tree_pass descriptors.
4780 * tracer.c: Update tree_pass descriptors.
4781 * tree-loop-distribution.c: Update tree_pass descriptors.
4782 * cgraph.c: Update tree_pass descriptors.
4783 * postreload-gcse.c: Update tree_pass descriptors.
4784 * postreload.c: Update tree_pass descriptors.
4785 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4786 * tree-tailcall.c: Update tree_pass descriptors.
4787 * tree-pass.h (tree_opt_pass): Rename to ...
4788 (opt_pass) ... this one; add "type" field and remove letter field.
4789 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4790 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4791 all_lowering_passes): Update declaration.
4792 * ipa-cp.c: Update tree_pass descriptors.
4793 * final.c: Update tree_pass descriptors.
4794 * omp-low.c: Update tree_pass descriptors.
4795 * tree-ssa-dse.c: Update tree_pass descriptors.
4796 * ipa-reference.c: Update tree_pass descriptors.
4797 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4798 * auto-inc-dec.c: Update tree_pass descriptors.
4799 * reorg.c: Update tree_pass descriptors.
4800 * cgraphunit.c: Update tree_pass descriptors.
4801 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4802 * tree-ssa-ccp.c: Update tree_pass descriptors.
4803 * df-core.c: Update tree_pass descriptors.
4804 * mode-switching.c: Update tree_pass descriptors.
4805 * tree-nomudflap.c: Update tree_pass descriptors.
4806 * modulo-sched.c: Update tree_pass descriptors.
4807 * ipa-pure-const.c: Update tree_pass descriptors.
4808 * cse.c: Update tree_pass descriptors.
4809 * web.c: Update tree_pass descriptors.
4810 * tree-stdarg.c: Update tree_pass descriptors.
4811 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4812 * tree-ssa-dom.c: Update tree_pass descriptors.
4813 * tree-nrv.c: Update tree_pass descriptors.
4814 * tree-ssa-alias.c: Update tree_pass descriptors.
4815 * loop-init.c: Update tree_pass descriptors.
4816 * gimple-low.c: Update tree_pass descriptors.
4817 * ipa-inline.c: Update tree_pass descriptors.
4818 * tree-ssa-sink.c: Update tree_pass descriptors.
4819 * global.c: Update tree_pass descriptors.
4820 * ifcvt.c: Update tree_pass descriptors.
4821 * jump.c: Update tree_pass descriptors.
4822 * predict.c: Update tree_pass descriptors.
4823 * tree-ssa-loop.c: Update tree_pass descriptors.
4824 * recog.c: Update tree_pass descriptors.
4825 * dse.c: Update tree_pass descriptors.
4826 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4827 * tree-eh.c: Update tree_pass descriptors.
4828 * regmove.c: Update tree_pass descriptors.
4830 * function.c: Update tree_pass descriptors.
4831 * tree-vectorizer.c: Update tree_pass descriptors.
4832 * gcse.c: Update tree_pass descriptors.
4833 * ipa-type-escape.c: Update tree_pass descriptors.
4834 * tree-if-conv.c: Update tree_pass descriptors.
4835 * init-regs.c: Update tree_pass descriptors.
4836 * ipa.c: Update tree_pass descriptors.
4837 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4838 * rtl-factoring.c: Update tree_pass descriptors.
4839 * lower-subreg.c: Update tree_pass descriptors.
4840 * bt-load.c: Update tree_pass descriptors.
4841 * tree-dfa.c: Update tree_pass descriptors.
4842 * except.c: Update tree_pass descriptors.
4843 * emit-rtl.c: Update tree_pass descriptors.
4844 * cfgexpand.c: Update tree_pass descriptors.
4845 * tree-cfgcleanup.c: Update tree_pass descriptors.
4846 * cfgcleanup.c: Update tree_pass descriptors.
4847 * tree-ssa-pre.c: Update tree_pass descriptors.
4848 * tree-sra.c: Update tree_pass descriptors.
4849 * tree-mudflap.c: Update tree_pass descriptors.
4850 * tree-ssa-copy.c: Update tree_pass descriptors.
4851 * cfglayout.c: Update tree_pass descriptors.
4852 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4853 * tree-ssa-dce.c: Update tree_pass descriptors.
4854 * tree-ssa.c: Update tree_pass descriptors.
4855 * regclass.c: Update tree_pass descriptors.
4856 * integrate.c: Update tree_pass descriptors.
4857 * tree-optimize.c: Update tree_pass descriptors.
4858 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4859 * tree-object-size.c: Update tree_pass descriptors.
4860 * combine.c: Update tree_pass descriptors.
4861 * tree-outof-ssa.c: Update tree_pass descriptors.
4862 * bb-reorder.c: Update tree_pass descriptors.
4863 * stack-ptr-mod.c: Update tree_pass descriptors.
4864 * var-tracking.c: Update tree_pass descriptors.
4865 * tree-profile.c: Update tree_pass descriptors.
4866 * tree-vect-generic.c: Update tree_pass descriptors.
4867 * reg-stack.c: Update tree_pass descriptors.
4868 * sched-rgn.c: Update tree_pass descriptors.
4869 * tree-ssa-structalias.c: Update tree_pass descriptors.
4870 * tree-cfg.c: Update tree_pass descriptors.
4871 * passes.c (current_pass): Update declaration.
4872 (finish_optimization_passes): Update.
4873 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4874 (register_one_dump_file, register_dump_files_1, next_pass_1):
4876 (init_optimization_passes): Update handling of new types.
4877 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4878 * ipa-struct-reorg.c: Update tree_pass descriptors.
4879 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4880 * combine-stack-adj.c: Update tree_pass descriptors.
4881 * cfgrtl.c: Update tree_pass descriptors.
4882 * dce.c: Update tree_pass descriptors.
4883 * tree-ssanames.c: Update tree_pass descriptors.
4885 2008-03-19 Richard Guenther <rguenther@suse.de>
4888 * tree-ssa.c (walk_data): New structure.
4889 (warn_uninitialized_var): If not always_executed warn with "maybe"
4891 (execute_early_warn_uninitialized): Compute post-dominators.
4892 Initialize always_executed before processing each basic block.
4894 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4897 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4898 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4900 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4902 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4904 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4906 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4908 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4909 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4910 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4911 target after ignore has been set, and move there also the commputation
4912 of subtarget and original_target.
4913 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4914 (LANG_HOOKS_INITIALIZER): Remove it.
4915 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4917 2008-03-18 Richard Guenther <rguenther@suse.de>
4919 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4920 found an expression with constants, note that in the VN for the lhs.
4921 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4922 fold them to constants if possible. Run cleanup_cfg if done so.
4923 (execute_pre): Return todo.
4925 (execute_fre): Likewise.
4926 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4928 (get_prop_source_stmt): Look through pointer conversions.
4930 2008-03-18 Jan Hubicka <jh@suse.cz>
4932 * tree-pretty-print.c: Include predict.h.
4933 (dump_generic_node): Dump predictor.
4934 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4935 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4936 * gimple-low.c (lower_stmt): Likewise.
4937 * expr.c (expand_expr_real): Likewise.
4938 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4940 (build_predict_expr, build_predict_expr): New.
4941 * predict.h (predictor_name, build_predict_expr): Update.
4942 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4943 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4944 * predict.def (PRED_CONTINUE): Update hitrate.
4945 * tree.def (PREDICT_EXPR): Define.
4946 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4947 do not handle BIND_EXPR.
4948 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4949 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4950 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4953 2008-03-18 Michael Matz <matz@suse.de>
4955 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4957 2008-03-18 Richard Guenther <rguenther@suse.de>
4959 * tree-gimple.h (is_gimple_invariant_address): Declare.
4960 (is_gimple_constant): Likewise.
4961 * tree-gimple.c (is_gimple_constant): New function.
4962 (is_gimple_invariant_address): Likewise.
4963 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4964 and is_gimple_invariant_address.
4965 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4967 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4968 an addressable base.
4970 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4973 * gimplify.c (gimplify_expr): Gimplify second operand of
4976 2008-03-17 Richard Guenther <rguenther@suse.de>
4978 PR tree-optimization/19637
4979 * fold-const.c (fold_unary): Remove restrictions of removing
4980 intermediate pointer-conversions (P2)(P1)P0.
4981 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4982 conversion to void pointer.
4983 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4985 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4988 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4989 emulated thread local variables.
4991 2008-03-16 Richard Guenther <rguenther@suse.de>
4994 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4995 expand TREE_INVARIANT operations that are not gimple invariant.
4997 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4999 * doc/extend.texi (Alignment): Say that the ABI controls
5000 the __alignof__ for non-strict-alignment targets rather
5001 than being a recommendation.
5003 2008-03-15 Paul Brook <paul@codesourcery.com>
5005 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5007 (arm_output_fn_unwind): Mark functions that can not be unwound.
5009 2008-03-15 Paul Brook <paul@codesourcery.com>
5011 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5012 extension instructions.
5014 2008-03-15 Richard Guenther <rguenther@suse.de>
5016 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5017 and fold constant aggregate refs.
5018 (fold_const_aggregate_ref): Handle string constants
5019 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5020 (evaluate_stmt): Simplify now that ccp_fold folds constant
5023 2008-03-15 Paul Brook <paul@codesourcery.com>
5025 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5026 (extzv): Use gen_extzv_t2.
5027 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5029 2008-03-15 Richard Guenther <rguenther@suse.de>
5031 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5032 (fold_const_aggregate_ref): Likewise.
5033 (get_value): Return NULL if we don't have any values.
5034 (ccp_finalize): Set const_val to NULL after freeing it.
5035 * tree-flow.h (get_symbol_constant_value): Declare.
5036 (fold_const_aggregate_ref): Likewise.
5037 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5039 2008-03-15 Richard Guenther <rguenther@suse.de>
5042 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5043 to not produce negative array indices if not allowed. Add
5044 parameter to indicate that.
5045 (maybe_fold_offset_to_component_ref): Allow negative array
5046 indices only for the first member of a structure.
5047 (maybe_fold_offset_to_reference): Allow negative array indices.
5048 (maybe_fold_stmt_addition): Likewise.
5050 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5051 Anatoly Sokolov <aesok@post.ru>
5053 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5054 (avr_arch): Add ARCH_AVR6.
5055 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5056 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5057 instead of fixed value 2.
5058 (print_operand_address): Use gs() asm specifier instead of pm().
5059 (avr_assemble_integer): (Ditto.).
5060 (avr_output_addr_vec_elt): (Ditto.).
5061 (print_operand): Handle "!" code.
5062 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5063 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5064 (AVR_HAVE_EIJMP_EICALL): Define.
5065 (AVR_3_BYTE_PC): Redefine.
5066 (AVR_2_BYTE_PC): (Ditto.).
5067 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5068 (LINK_SPEC): Add atmega2560 and atmega2561.
5069 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5071 * config/avr/avr.md (call_insn): Use eicall instead of icall
5072 for 3 byte PC devices.
5073 (call_value_insn): (Ditto.).
5074 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5075 (indirect_jump): Use only for for 2 byte PC devices.
5076 (*tablejump): (Ditto.).
5077 (*indirect_jump_avr6): Add insn.
5078 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5079 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5080 instead of ijmp for 3 byte PC devices.
5081 (__tablejump2__): (Ditto.).
5082 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5083 (MULITLIB_DIRNAMES): (Ditto.).
5084 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5086 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5088 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5089 "sse2_umulsidi3". Use V1DI mode for operand 0.
5090 ("mmx_psadbw"): Use V1DI mode for operand 0.
5091 * config/i386/i386-modes.def (V1SI): New vector mode.
5092 * config/i386/i386.c (struct builtin_description)
5093 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5094 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5095 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5096 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5097 v1di_ftype_v8qi_v8qi type.
5098 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5100 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5101 __builtin_ia32_pmuludq]: Fix the mode of return value.
5103 2008-03-15 Richard Guenther <rguenther@suse.de>
5106 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5109 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5111 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5112 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5113 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5114 unless TARGET_SERIALIZE_VOLATILE is enabled.
5115 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5116 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5117 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5119 2008-03-14 Richard Guenther <rguenther@suse.de>
5121 PR tree-optimization/34172
5122 * tree-flow.h (refs_may_alias_p): Declare.
5123 (get_single_def_stmt): Likewise.
5124 (get_single_def_stmt_from_phi): Likewise.
5125 (get_single_def_stmt_with_phi): Likewise.
5126 * tree-dfa.c (refs_may_alias_p): New function.
5127 (get_single_def_stmt): Likewise.
5128 (get_single_def_stmt_from_phi): Likewise.
5129 (get_single_def_stmt_with_phi): Likewise.
5130 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5131 (vn_reference_lookup_1): New helper function.
5132 (vn_reference_lookup): Walk the virtual use-def chain to
5133 continue searching for a match if the def does not alias the
5134 reference we are looking for.
5136 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5138 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5139 archive and Perzl. Update The Written Word listing.
5141 2008-03-14 Richard Guenther <rguenther@suse.de>
5143 PR tree-optimization/34043
5144 PR tree-optimization/33989
5145 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5147 (bitmap_find_leader): Use extra argument to verify dominance
5148 relationship inside a basic-block.
5149 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5150 (find_leader_in_sets): Adjust.
5151 (create_component_ref_by_pieces): Take extra argument for
5152 dominance check, handle lookup failures.
5153 (find_or_generate_expression): Likewise.
5154 (create_expression_by_pieces): Likewise.
5155 (insert_into_preds_of_block): Adjust.
5156 (create_value_expr_from): If asked for, verify all operands
5157 are in the blocks AVAIL_OUT set.
5158 (make_values_for_stmt): Check for SSA_NAMEs that are life
5159 over an abnormal edge.
5160 (compute_avail): Remove such check.
5161 (do_SCCVN_insertion): New function.
5162 (eliminate): If we do not find a leader suitable for replacement
5163 insert a replacement expression from SCCVN if available.
5164 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5165 (struct vn_ssa_aux): Add needs_insertion flag.
5166 * tree-ssa-sccvn.c (may_insert): New global flag.
5167 (copy_reference_ops_from_ref): Value-number union member access
5168 based on its size, not type and member if insertion is allowed.
5169 (visit_reference_op_load): For a weak match from union type
5170 punning lookup a view-converted value and insert a SSA_NAME
5171 for that value if that is not found.
5172 (visit_use): Make dumps shorter. Do not disallow value numbering
5173 SSA_NAMEs that are life over an abnormal edge to constants.
5174 (free_scc_vn): Release inserted SSA_NAMEs.
5175 (run_scc_vn): New flag to specify whether insertion is allowed.
5176 Process SSA_NAMEs in forward order.
5177 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5178 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5179 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5180 pointer type to/from integral types that do not change the
5181 precision to regular conversions.
5183 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5185 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5186 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5187 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5188 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5189 input arguments and the mode of return value. Built-in functions
5190 that operate on whole 64-bit MMX register now use V1DI mode.
5192 2008-03-13 Alon Dayan <alond@il.ibm.com>
5193 Olga Golovanevsky <olga@il.ibm.com>
5195 PR tree-optimization/35041
5196 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5197 to locate the right position in a statement.
5199 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5203 * config/i386/xmmintrin.h: Change all static inline functions to
5204 extern inline and add __gnu_inline__ attribute.
5205 * config/i386/bmintrin.h: Ditto.
5206 * config/i386/smmintrin.h: Ditto.
5207 * config/i386/tmmintrin.h: Ditto.
5208 * config/i386/mmintrin-common.h: Ditto.
5209 * config/i386/ammintrin.h: Ditto.
5210 * config/i386/emmintrin.h: Ditto.
5211 * config/i386/pmmintrin.h: Ditto.
5212 * config/i386/mmintrin.h: Ditto.
5213 * config/i386/mm3dnow.h: Ditto.
5215 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5218 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5219 (lower_omp_2): New function.
5220 (lower_omp_1, lower_omp): Rewritten.
5222 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5225 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5226 with the phrase "Microsoft Windows compilers".
5227 (Push/Pop Macro Pragmas): New subsection. Document
5228 #pragma push_macro and pragma pop_macro.
5230 2008-03-12 Paul Brook <paul@codesourcery.com>
5232 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5234 2008-03-12 Paul Brook <paul@codesourcery.com>
5236 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5237 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5238 (thumb2_addsi_shortim): Rename ...
5239 (thumb2_addsi_short): ... to this. Allow register operands.
5240 (thumb2_subsi_short): New pattern.
5241 (thumb2_one_cmplsi2_short,
5242 thumb2_negsi2_short): New patterns and peepholes.
5244 2008-03-12 Paul Brook <paul@codesourcery.com>
5246 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5248 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5250 * config/i386/i386.md (int_cond): New code iterator.
5252 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5253 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5254 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5255 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5256 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5257 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5258 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5259 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5261 2008-03-12 Paul Brook <paul@codesourcery.com>
5263 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5264 instead of {arm,thumb}_compute_save_reg_mask.
5265 (output_return_instruction): Ditto.
5266 (thumb_unexpanded_epilogue): Ditto.
5267 (thumb1_expand_prologue): Ditto.
5268 (thumb1_output_function_prologue): Ditto.
5269 (arm_set_return_address): Ditto.
5270 (thumb_set_return_address): Ditto.
5271 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5272 regs to achieve stack alignment.
5273 (thumb1_compute_save_reg_mask): Fix compiler warning.
5274 (arm_output_epilogue): Use offsets->saved_regs_mask.
5275 Adjust stack pointer by poping call clobered registers.
5276 (arm_expand_prologue): Use offsets->saved_regs_mask.
5277 Adjust stack pointer by pushing extra registers.
5278 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5280 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5283 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5284 conversion to the operands of a multiplication.
5286 2008-03-12 Richard Guenther <rguenther@suse.de>
5288 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5289 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5290 * timevar.def (TV_TREE_PHIPROP): Add.
5291 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5292 pass description. Use TV_TREE_PHIPROP.
5293 * tree-ssa-forwprop.c: Remove phiprop code.
5295 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5298 * omp-low.c (maybe_lookup_decl): Constify first argument.
5299 (use_pointer_for_field): Change last argument from bool to
5300 omp_context *. Disallow shared copy-in/out in nested
5301 parallel if decl is shared in outer parallel too.
5302 (build_outer_var_ref, scan_sharing_clauses,
5303 lower_rec_input_clauses, lower_copyprivate_clauses,
5304 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5306 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5307 Ira Rosen <irar@il.ibm.com>
5309 * tree-vectorizer.c (free_stmt_vec_info): New function.
5310 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5311 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5312 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5313 * tree-vect-transform.c (vectorizable_conversion): Free
5314 vec_oprnds0 if it was allocated.
5315 (vect_permute_store_chain): Remove unused VECs.
5316 (vectorizable_store): Free VECs that are allocated in the..
5318 (vect_transform_strided_load, vectorizable_load): Likewise.
5319 (vect_remove_stores): Simplify the code.
5320 (vect_transform_loop): Move code to vect_remove_stores().
5321 Call vect_remove_stores() and free_stmt_vec_info().
5323 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5325 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5326 TARGET_HPUX. Revise comment.
5327 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5328 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5329 Use sr4 variant of `be' instruction when not generating PIC code.
5330 (attr_length_call): Adjust for above change.
5332 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5334 * ipa-reference.c (static_execute): Remove module_statics_const and
5335 associated setting code.
5337 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5340 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5341 predicate for operand 1.
5342 (paritysi2_cmp): Use register_operand predicate for operand 2.
5343 Use earlyclobber modifier for operand 1. Remove support for
5345 (paritydi2_cmp): Use register_operand predicate for operand 3.
5346 Use earlyclobber modifier for operand 1. Remove support for
5349 2008-03-11 Paul Brook <paul@codesourcery.com>
5350 Vladimir Prus <vladimir@codesourcery.com>
5352 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5353 (arm_compute_save_reg0_reg12_mask): Always
5354 check if register 11 must be saved. Always safe hard frame pointer
5355 when frame_pointer_needeed.
5356 (arm_compute_save_reg_mask): Save IP and PC
5357 only with apcs frames.
5358 (arm_output_epilogue): Adjust Thumb2 codepath to
5359 be also invoked and work for ARM non-apcs frames.
5360 (arm_expand_prologue): Don't bother saving IP
5361 for non-apcs frame, since it's not clobbered by
5362 prologue code. Implement non-apcs frame
5365 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5367 PR rtl-optimization/35281
5368 * expr.c (convert_move): Use a new pseudo for the intermediate
5369 from_mode->word_mode result.
5371 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5373 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5374 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5375 * toplev.c (compile_file): Don't call it.
5377 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5380 * expr.c (store_expr): Call emit_block_move if the mode
5381 of "temp" RTX is BLKmode.
5383 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5384 Richard Guenther <rguenther@suse.de>
5386 PR tree-optimization/31358
5387 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5388 the step with a NULL_TREE.
5389 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5390 to sizetype if type is a pointer type.
5391 (add_candidate_1): Don't convert the base and step to
5392 the generic type if the orginal type is a pointer type.
5393 (add_iv_value_candidates): Use sizetype for the step
5394 if type is a pointer type.
5395 (cand_value_at): Likewise.
5396 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5398 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5399 Don't convert the tem affine to the type.
5400 (add_elt_to_tree): Use sizetype for the step if a pointer.
5401 Use POINTER_PLUS_EXPR for pointers.
5402 (aff_combination_to_tree): Use sizetype for the step if a
5405 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5407 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5408 Remove commutativity hint.
5410 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5414 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5415 errorneous type. Check that v is a VAR_DECL.
5418 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5420 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5422 PR tree-optimization/35494
5423 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5424 may be overriden at link and run time.
5426 2008-03-10 Richard Guenther <rguenther@suse.de>
5428 PR tree-optimization/34677
5429 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5430 (poolify_tree): Likewise.
5431 (modify_expr_template): Likewise.
5432 (poolify_modify_stmt): Likewise.
5433 (insert_fake_stores): Handle all component-ref style stores
5434 in addition to INDIRECT_REF. Also handle complex types.
5435 Do not poolify the inserted load.
5436 (realify_fake_stores): Do not rebuild the tree but only
5437 make it a SSA_NAME copy.
5438 (init_pre): Remove initialzation of modify_expr_template.
5439 Do not allocate modify_expr_node_pool.
5440 (fini_pre): Do not free modify_expr_node_pool.
5442 2008-03-10 Paul Brook <paul@codesourcery.com>
5444 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5447 2008-03-10 Paul Brook <paul@codesourcery.com>
5448 Mark Shinwell <shinwell@codesourcery.com>
5450 * config/arm/cortex-r4.md: New.
5451 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5453 * config/arm/arm.md: Include cortex-r4.md.
5454 (insn): Add smmls, sdiv and udiv values.
5455 (generic_sched): Don't use generic scheduling for Cortex-R4.
5456 (arm_issue_rate): New function.
5457 (TARGET_SCHED_ISSUE_RATE): Define.
5459 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5461 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5463 2008-03-10 Richard Guenther <rguenther@suse.de>
5465 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5466 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5468 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5470 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5471 Set default to true.
5473 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5475 * c.opt (Wsynth): Deprecate.
5476 * doc/invoke.texi (Option Summary, Warning Options): Document
5477 -Wno-format-contains-nul.
5479 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5482 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5483 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5485 2008-03-09 Ira Rosen <irar@il.ibm.com>
5487 * config/rs6000/rs6000.c (builtin_description): Rename vector
5488 left shift operations.
5489 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5490 (altivec_vsl<VI_char>): Rename to ...
5491 (ashl<mode>3): ... new name.
5492 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5494 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5496 2008-03-08 Richard Guenther <rguenther@suse.de>
5498 * coverage.h (tree_coverage_counter_addr): Declare.
5499 * coverage.c (tree_coverage_counter_addr): New function.
5500 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5502 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5503 (tree_gen_one_value_profiler): Likewise.
5504 (tree_gen_ic_profiler): Likewise.
5505 (tree_gen_average_profiler): Likewise.
5506 (tree_gen_ior_profiler): Likewise.
5508 2008-03-08 Richard Guenther <rguenther@suse.de>
5510 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5511 (vn_binary_op_insert): Likewise.
5512 (vn_unary_op_lookup): Likewise.
5513 (vn_unary_op_insert): Likewise.
5514 (vn_nary_op_lookup): Declare.
5515 (vn_nary_op_insert): Likewise.
5516 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5517 and binary hashes, use a single obstack for unary_op_pool
5519 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5520 a single struct vn_nary_op_s. Store tree code length and
5521 a variable number of operands.
5522 (struct vn_reference_op_struct): Remove unused op2.
5523 (vn_reference_op_eq): Do not compare op2.
5524 (vn_reference_op_compute_hash): Do not compute hash of op2.
5525 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5526 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5527 with vn_nary_op_compute_hash.
5528 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5529 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5531 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5533 (visit_unary_op): Call nary functions.
5534 (visit_binary_op): Likewise.
5535 (process_scc): Adjust for struct vn_tables_s changes.
5536 (allocate_vn_table): Likewise.
5537 (free_vn_table): Likewise.
5538 * tree-vn.c (vn_add): Call nary functions.
5539 (vn_lookup): Likewise.
5541 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5544 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5545 wdst back after sync_compare_and_swapqhi_internal.
5547 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5550 * config/i386/i386-modes.def (V1DI): New vector mode.
5551 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5552 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5553 (MMXMODE248): Ditto.
5554 (MMXMODE): Add V1DI mode.
5555 (mmxvecsize): Change DI mode to V1DI mode.
5556 ("mov<mode>): Use MMXMODEI8 mode iterator.
5557 ("*mov<mode>_internal_rex64"): Ditto.
5558 ("*mov<mode>_internal"): Ditto.
5559 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5560 ("mmx_sub<mode>3"): Ditto.
5561 ("mmx_adddi3"): Remove insn pattern.
5562 ("mmx_subdi3"): Ditto.
5563 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5564 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5565 ("mmx_ashl<mode>3"): Ditto.
5566 ("mmx_lshrdi3"): Remove insn pattern.
5567 ("mmx_ashldi3"): Ditto.
5568 * config/i386/i386.c (classify_argument): Handle V1DImode.
5569 (function_arg_advance_32): Ditto.
5570 (function_arg_32): Ditto.
5571 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5572 mmx_addv1di3 insn pattern.
5573 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5574 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5575 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5576 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5577 Remove definitions of built-in functions.
5578 (V1DI_type_node): New node.
5579 (v1di_ftype_v1di_int): Ditto.
5580 (v1di_ftype_v1di_v1di): Ditto.
5581 (v2si_ftype_v2si_si): Ditto.
5582 (v4hi_ftype_v4hi_di): Remove node.
5583 (v2si_ftype_v2si_di): Ditto.
5584 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5585 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5586 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5587 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5588 Add new builtins using def_builtin_const.
5589 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5590 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5591 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5592 * config/i386/mmintrin.h (__v1di): New typedef.
5593 (_mm_add_si64): Cast arguments to __v1di type.
5594 (_mm_sub_si64): Ditto.
5595 (_mm_sll_pi16): Cast __count to __v4hi type.
5596 (_mm_sll_pi32): Cast __count to __v2si type.
5597 (_mm_sll_si64): Cast arguments to __v1di type.
5598 (_mm_srl_pi16): Cast __count to __v4hi type.
5599 (_mm_srl_pi32): Cast __count to __v2si type.
5600 (_mm_srl_si64): Cast arguments to __v1di type.
5601 (_mm_sra_pi16): Cast __count to __v4hi type.
5602 (_mm_sra_pi32): Cast __count to __v2si type.
5603 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5604 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5605 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5606 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5607 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5608 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5609 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5610 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5611 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5612 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5613 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5614 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5616 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5618 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5620 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5623 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5624 reg+const addressing for Altivec modes. Don't generate reg+reg
5625 addressing for TFmode or TDmode quantities.
5627 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5629 * c-common.c (vector_types_convertible_p): Call langhook
5630 instead of comptypes.
5632 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5635 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5636 integral and scalar float variables which have a
5639 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5641 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5642 dwarf_register_span hook when emitting unwind information for
5643 register-to-memory saves.
5644 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5645 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5647 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5649 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5650 for the same VAR_DECL.
5652 2008-03-06 Tom Tromey <tromey@redhat.com>
5655 * doc/standards.texi (Standards): Don't mention treelang.
5656 * doc/invoke.texi (Overall Options): Don't mention treelang.
5657 * doc/install.texi (Prerequisites): Don't mention bison or
5659 (Configuration): Don't mention treelang.
5660 (Building): Likewise.
5661 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5663 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5665 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5666 word-extractions out of a multi-word object.
5668 2008-03-06 Richard Guenther <rguenther@suse.de>
5670 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5671 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5672 result type and precision.
5673 * expr.c (get_inner_reference): Set unsignedp based on the result
5674 type of BIT_FIELD_REF.
5675 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5676 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5677 (try_instantiate_multiple_fields): Likewise. Use the correct type
5679 (sra_build_assignment): Likewise.
5680 (sra_build_elt_assignment): Likewise.
5681 (sra_explode_bitfield_assignment): Likewise.
5682 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5683 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5684 set BIT_FIELD_REF_UNSIGNED.
5685 (vectorizable_load): Likewise.
5687 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5689 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5692 2008-03-06 Richard Guenther <rguenther@suse.de>
5694 * alias.c (struct alias_set_entry): Move has_zero_child field
5695 to pack with alias_set.
5697 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5699 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5702 2008-03-05 Ian Lance Taylor <iant@google.com>
5704 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5706 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5708 * fwprop.c (update_df): Support width and offset parameters of
5710 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5711 global_conflicts): Change DF_REF_EXTRACT to either
5712 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5713 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5714 * df-scan.c (df_ref_record, df_defs_record,
5715 df_ref_create_structure, df_def_record_1, df_uses_record,
5716 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5717 df_bb_refs_collect, df_entry_block_defs_collect,
5718 df_exit_block_uses_collect): Support new width and offset fields.
5719 (ref_extract_pool): New storage pool.
5720 (df_free_ref): New function.
5721 (df_reg_chain_unlink, df_free_collection_rec,
5722 df_sort_and_compress_refs): Call df_free_ref.
5723 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5725 (df_ref_create_structure): Allocate df_ref_extract if offset and
5726 width fields are used.
5727 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5728 (df_uses_record): Get offset and width from ZERO_EXTRACT
5730 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5731 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5732 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5733 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5734 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5735 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5736 (df_ref_extract): New structure.
5737 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5738 (df_ref_create): Add width and offset parameters.
5740 2008-03-05 Richard Guenther <rguenther@suse.de>
5742 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5743 Use ranges_overlap_p.
5744 (offset_overlaps_with_access): Rename
5745 to ranges_overlap_p and move ...
5746 * tree-flow-inline.h (ranges_overlap_p): ... here.
5748 * tree.h (get_inner_reference, handled_component_p): Update
5751 * tree.h (record_component_aliases, get_alias_set,
5752 alias_sets_conflict_p, alias_sets_must_conflict_p,
5753 objects_must_conflict_p): Move declarations ...
5754 * alias.h (record_component_aliases, get_alias_set,
5755 alias_sets_conflict_p, alias_sets_must_conflict_p,
5756 objects_must_conflict_p): ... here.
5757 Include coretypes.h.
5758 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5760 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5762 * cfg.c: Include tree-flow.h.
5763 (remove_edge_raw): Call redirect_edge_var_map_clear.
5764 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5765 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5766 (redirect_edge_var_map_result): New.
5767 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5768 PENDING_STMT use with redirect_edge_var_map_*.
5769 * tree-ssa.c (edge_var_maps): New definition.
5770 (redirect_edge_var_map_add): New.
5771 (redirect_edge_var_map_clear): New.
5772 (redirect_edge_var_map_dup): New.
5773 (redirect_edge_var_map_vector): New.
5774 (redirect_edge_var_map_destroy): New.
5775 (ssa_redirect_edge): Replace PENDING_STMT use with
5776 redirect_edge_var_map_*.
5777 (flush_pending_stmts): Same.
5778 (delete_tree_ssa): Destroy edge var map.
5779 * tree-flow.h (struct _edge_var_map): New.
5780 Define edge_var_map vector type.
5781 Declare redirect_edge_var_map_* prototypes.
5782 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5783 * tree-cfg.c (reinstall_phi_args): Replace
5784 PENDING_STMT use with redirect_edge_var_map_*.
5786 2008-03-05 Richard Guenther <rguenther@suse.de>
5788 PR tree-optimization/35472
5789 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5790 whose single use_stmt has a overlapping set of loaded and
5791 stored symbols as that use_stmt might be a noop assignment then.
5793 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5795 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5797 2008-03-05 Richard Guenther <rguenther@suse.de>
5800 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5801 should be constants.
5802 * tree-cfg.c (verify_expr): Verify it.
5803 * fold-const.c (fold_truthop): Remove code generating
5804 BIT_FIELD_REFs of structure bases.
5805 (fold_binary): Likewise.
5806 (fold_ternary): Position and size of BIT_FIELD_REFs are
5807 always host integers.
5808 (make_bit_field_ref): Remove.
5809 (optimize_bit_field_compare): Remove.
5810 (all_ones_mask_p): Remove.
5812 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5815 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5816 (split_block_and_df_analyze): New. Split basic block and rebuild
5818 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5820 (split_pattern_seq): Likewise.
5821 (erase_matching_seqs): Likewise.
5822 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5824 2008-03-04 Geoff Keating <geoffk@apple.com>
5826 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5827 declaration and code.
5828 (tree_invalid_nonnegative_warnv_p): Likewise.
5830 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5832 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5833 examples. Truncate option-names then causing overfull hbox.
5835 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5838 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5840 * configure: Rebuilt.
5842 2008-03-04 Rafael Espindola <espindola@google.com>
5844 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5845 (tree_unary_nonnegative_warnv_p): New.
5846 (tree_binary_nonnegative_warnv_p): New.
5847 (tree_single_nonnegative_warnv_p): New.
5848 (tree_invalid_nonnegative_warnv_p): New.
5849 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5851 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5854 * opts.c (handle_option): Postpone 'unknown option' errors only for
5857 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5860 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5863 2008-03-04 Rafael Espindola <espindola@google.com>
5865 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5866 (tree_binary_nonzero_warnv_p): New.
5867 (tree_single_nonzero_warnv_p): New.
5868 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5870 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5873 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5874 transformations for modes that have signed zeros.
5875 * ifcvt.c (noce_try_abs): Ditto.
5877 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5879 * config/i386/i386.c (override_options): Force
5880 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5882 2008-03-04 Jan Hubicka <jh@suse.cz>
5885 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5888 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5890 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5891 label to probe the stack.
5893 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5895 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5896 (__gthr_win32_mutex_destroy): Declare.
5897 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5898 __gthr_win32_mutex_destroy.
5899 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5901 2008-03-03 Jan Hubicka <jh@suse.cz>
5904 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5905 aggressive on inlining cold calls.
5907 2008-03-03 Richard Guenther <rguenther@suse.de>
5909 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5910 struct copies into the expression table.
5911 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5912 (try_to_simplify): Likewise.
5913 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5914 integral and pointer arguments which do not change the
5915 precision to NOP_EXPRs.
5916 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5917 VIEW_CONVERT_EXPR case.
5919 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5921 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5922 defined in a loop at depth 0 is invariant.
5923 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5924 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5925 be called at loop depth 0.
5927 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5930 * gcc.c (process_command): Update copyright notice dates.
5931 * gcov.c (print_version): Likewise.
5932 * gcov-dump.c (print_version): Likewise.
5933 * mips-tfile.c (main): Likewise.
5934 * mips-tdump.c (main): Likewise.
5936 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5939 * c-common.c (flag_permissive): Delete.
5940 (constant_expression_warnings): Check flags first.
5941 (constant_expression_error): New.
5942 * c-common.h (flag_permissive): Delete.
5943 (constant_expression_error): Declare.
5944 * flags.h (flag_permissive): Declare. Update description.
5945 * diagnostic.c (pedwarn): Update.
5947 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5948 (permissive_error_kind): New.
5949 * toplev.c (flag_permissive): Define. Update description.
5950 * toplev.h (permissive_error_kind): Declare.
5951 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5952 (pedwarn_c90): Use pedantic_warning_kind.
5953 * c-opts.c (c_common_post_options): flag_permissive does not affect
5954 flag_pedantic_errors.
5956 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5958 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5959 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5960 __absvsi2, __absvDI2): Use unsigned arithmetic.
5962 2008-03-02 Andi Kleen <ak@suse.de>
5963 Richard Guenther <rguenther@suse.de>
5965 * struct-equiv.c: Remove file.
5966 * cfg_cleanup.c (condjump_equiv_p): Remove.
5967 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5968 (struct-equiv.o): Remove rule.
5969 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5970 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5971 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5973 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5975 * ifcvt.c (noce_process_if_block): Try to handle only the then
5976 block if the else block exists but isn't suitable.
5978 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5981 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5982 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5983 regression from previous patch.
5985 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5988 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5990 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5991 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5992 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5993 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5994 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5995 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5996 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5997 (__gthread_mutex_destroy_function): Rename to
5998 __gthread_mutex_destroy.
5999 * gthr-dce.h (__gthread_mutex_destroy): Call
6000 pthread_mutex_destroy.
6001 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6002 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6003 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6005 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6007 * df-scan.c (df_ref_chain_change_bb): Simplify.
6008 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6009 set_block_for_insn if there's any change.
6010 * df.h ((df_insn_change_bb): Fix prototype.
6011 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6012 df_insn_change_bb, don't call set_block_for_insn.
6013 * emit-rtl.c (reorder_insns): Likewise.
6014 * haifa-sched.c (move_insn): Likewise.
6016 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6018 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6020 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6022 * tree-flow-inline.h (next_readonly_imm_use): Return
6023 NULL_USE_OPERAND_P after the end.
6025 2008-03-01 Richard Guenther <rguenther@suse.de>
6027 PR tree-optimization/35411
6028 * tree-sra.c (sra_build_assignment): Split conversion to
6029 final type to a separate statement if we are not assigning
6032 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6034 * fold-const.c (fold_convertible_p): Correct the logic to follow
6035 that in fold_convert().
6037 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6040 * tree-inline.c (build_duplicate_type): When we make a
6041 duplicate type, make it unique in the canonical types system.
6043 2008-02-29 Tom Tromey <tromey@redhat.com>
6045 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6046 input_file_stack_history, input_file_stack_restored): Remove.
6047 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6048 * input.h (struct file_stack): Remove.
6049 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6050 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6052 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6054 (diagnostic_last_module_changed): Add 'map' argument.
6055 (diagnostic_set_last_function): Likewise.
6056 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6057 line map, not input_file_stack.
6058 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6060 2008-02-29 Paul Brook <paul@codesourcery.com>
6062 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6064 2008-02-29 Paul Brook <paul@codesourcery.com>
6066 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6068 2008-02-29 Richard Guenther <rguenther@suse.de>
6070 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6072 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6073 value for comparing for a store match.
6074 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6075 (try_to_simplify): Do not do a full-blown reference lookup.
6077 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6079 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6080 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6082 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6084 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6086 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6087 strides against cache sizes.
6089 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6091 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6094 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6096 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6097 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6098 is smaller than the original promoted value.
6099 (simplify_subreg): If OP is a SUBREG, try to preserve its
6100 SUBREG_PROMOTED_VAR_P information.
6102 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6104 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6105 (VN_INFO_GET): Allocate new objects on the obstack.
6106 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6107 for rpo_numbers_temp, for consistency.
6108 (free_scc_vn): Free the obstack.
6110 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6112 * doc/invoke.texi: Document -ftree-loop-distribution.
6113 * tree-loop-distribution.c: New.
6114 * tree-pass.h (pass_loop_distribution): New.
6115 * graphds.h (struct graph): Add htab_t indices.
6116 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6117 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6118 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6119 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6120 * tree-data-ref.c (debug_data_dependence_relations): New.
6121 (dump_data_dependence_relation): Also print data references.
6122 (free_data_ref): Extern.
6123 (same_access_functions): Moved...
6124 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6125 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6126 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6127 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6128 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6129 (stmts_from_loop): Skip LABEL_EXPR.
6130 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6132 (build_rdg): Initialize rdg->indices htab.
6133 (free_rdg, stores_from_loop, ref_base_address,
6134 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6135 have_similar_memory_accesses_1, ref_base_address_1,
6136 remove_similar_memory_refs): New.
6137 * tree-data-ref.h: Depend on tree-chrec.h.
6138 (debug_data_dependence_relations, free_data_ref): Declared.
6139 (same_access_functions): ... here.
6140 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6142 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6143 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6144 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6145 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6146 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6147 rdg_vertex_for_stmt): Declared.
6148 (struct rdg_edge): Add level.
6150 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6151 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6153 (rdg_has_similar_memory_accesses): New.
6154 * tree-vect-analyze.c: Remove unused static decls.
6155 * lambda.h (dependence_level): New.
6156 * common.opt (ftree-loop-distribution): New.
6157 * tree-flow.h (mark_virtual_ops_in_bb,
6158 slpeel_tree_duplicate_loop_to_edge_cfg,
6159 rename_variables_in_loop): Declared.
6160 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6161 (OBJS-common): Add tree-loop-distribution.o.
6162 (tree-loop-distribution.o): New rule.
6163 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6164 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6165 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6167 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6170 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6171 other than structures and unions.
6173 2008-02-28 Richard Guenther <rguenther@suse.de>
6176 2008-02-26 Richard Guenther <rguenther@suse.de>
6178 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6179 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6180 (lookup_decl_from_uid): Declare.
6181 (remove_decl_from_map): Likewise.
6182 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6183 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6184 (decl_for_uid_map): New global hashtable mapping DECL_UID
6186 (init_ttree): Allocate it.
6187 (insert_decl_to_uid_decl_map): New helper function.
6188 (make_node_stat): Insert new decls into the map.
6189 (copy_node_stat): Likewise.
6190 (lookup_decl_from_uid): New function.
6191 (remove_decl_from_map): Likewise.
6192 (print_decl_for_uid_map_statistics): New helper.
6193 (dump_tree_statistics): Call it.
6195 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6196 (referenced_var_iterator): Adjust.
6197 (FOR_EACH_REFERENCED_VAR): Adjust.
6198 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6199 (num_referenced_vars): Adjust.
6200 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6201 (first_referenced_var): Remove.
6202 (end_referenced_vars_p): Likewise.
6203 (next_referenced_var): Likewise.
6204 (referenced_var_iterator_set): New helper function.
6205 * tree-dfa.c (referenced_var_lookup): Adjust.
6206 (referenced_var_check_and_insert): Likewise.
6207 (remove_referenced_var): Likewise.
6208 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6209 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6210 (verify_call_clobbering): Likewise.
6211 (verify_memory_partitions): Likewise.
6212 (init_tree_ssa): Allocate bitmap instead of hashtable for
6214 (delete_tree_ssa): Adjust.
6215 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6216 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6217 (compute_tag_properties): Likewise.
6218 (set_initial_properties): Likewise.
6219 (find_partition_for): Likewise.
6220 (update_reference_counts): Likewise.
6221 (dump_may_aliases_for): Likewise.
6222 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6223 (add_call_clobber_ops): Likewise.
6224 (add_call_read_ops): Likewise.
6225 (get_asm_expr_operands): Likewise.
6226 * tree-into-ssa.c (dump_decl_set): Likewise.
6227 (update_ssa): Likewise.
6228 * tree-sra.c (scan_function): Likewise.
6229 (decide_instantiations): Likewise.
6230 (scalarize_parms): Likewise.
6231 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6232 (dsa_named_for): Likewise.
6233 * tree-ssa-structalias.c (update_alias_info): Likewise.
6234 (merge_smts_into): Likewise.
6236 2008-02-27 David Daney <ddaney@avtrex.com>
6239 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6240 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6241 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6242 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6243 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6245 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6248 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6249 (BUILT_IN_NEXTTOWARD): Remove.
6250 (BUILT_IN_NEXTTOWARDF): Ditto.
6251 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6252 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6254 2008-02-27 Tom Tromey <tromey@redhat.com>
6256 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6257 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6259 2008-02-27 Jan Beulich <jbeulich@novell.com>
6261 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6262 update the respective field on newdecl.
6264 2008-02-27 Revital Eres <eres@il.ibm.com>
6266 PR rtl-optimization/34999
6267 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6268 crossing edges that ends with a call insn.
6269 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6270 call insn and clear the EDGE_CROSSING flag of the crossing edge
6271 when fixing fallthru edges.
6273 2008-02-27 Richard Guenther <rguenther@suse.de>
6276 * fold-const.c (fold_unary): Return the correct argument,
6277 converted to the result type.
6279 2008-02-27 Richard Guenther <rguenther@suse.de>
6282 * expr.c (expand_expr_real_1): Assert on rotates that operate
6284 * fold-const.c (fold_binary): Use the types precision, not the
6285 bitsize of the mode if folding rotate expressions. Build rotates
6286 only for full modes.
6288 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6290 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6292 * c-pragma.c (pragma_ns_name): New typedef.
6293 (registered_pp_pragmas): New variable.
6294 (c_pp_lookup_pragma): New function.
6295 (c_register_pragma_1): If flag_preprocess_only, do nothing
6296 for non-expanded pragmas, for expanded ones push pragma's
6297 namespace and name into registered_pp_pragmas vector.
6298 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6299 flag_preprocess_only, don't register GCC pch_preprocess
6300 pragma if flag_preprocess_only.
6301 * c-opts.c (c_common_init): Call init_pragma even if
6302 flag_preprocess_only.
6303 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6304 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6305 cpp_register_pragma if flag_preprocess_only.
6307 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6310 * c-parser.c (c_parser_translation_unit): Warn for empty
6311 translation unit, not empty source file.
6313 2008-02-26 Paul Brook <paul@codesourcery.com>
6315 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6316 operand for Thumb-2.
6317 * config/arm/arm.h (reg_class): Add CORE_REGS.
6318 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6319 (BASE_REG_CLASS): Use CORE_REGS.
6320 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6321 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6322 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6323 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6324 ARM_REGNO_OK_FOR_INDEX_P.
6325 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6326 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6327 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6328 (ldm/stm peepholes): Ditto.
6329 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6330 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6331 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6332 * config/arm/constraints.md: Enable "k" constraint on ARM.
6334 2008-02-27 Ben Elliston <bje@au.ibm.com>
6336 * config/rs6000/rs6000.c: Annotate cache line size field in all
6337 instances of struct processor_costs.
6339 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6341 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6342 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6343 jump_bypass): New counters.
6344 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6345 * dce.c (gate_ud_dce): Same.
6346 (gate_fast_dce): Same.
6347 * dse.c (gate_dse1): New function.
6348 (gate_dse2): New function.
6349 (gate_dse): Merge results of new gate functions.
6350 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6351 (gate_handle_jump_bypass): Add dbg_cnt.
6352 (gate_handle_gcse): Add dbg_cnt.
6353 * ifcvt.c (gate_handle_if_conversion): Same.
6354 (gate_handle_if_after_combine): Same.
6355 (gate_handle_if_after_reload): Same.
6356 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6358 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6360 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6362 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6364 2008-02-26 Jason Merrill <jason@redhat.com>
6367 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6368 alone if it's the naming decl for the type's main variant.
6370 2008-02-26 Tom Tromey <tromey@redhat.com>
6372 * system.h (USE_MAPPED_LOCATION): Poison.
6373 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6374 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6375 (make_goto_expr_edges): Likewise.
6376 (remove_bb): Likewise.
6377 (execute_warn_function_return): Likewise.
6378 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6380 * c-common.c (fname_decl): Remove old location code.
6381 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6383 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6385 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6386 (gen_rtx_ASM_INPUT): Likewise.
6387 (gen_rtx_ASM_INPUT_loc): Likewise.
6388 (get_rtx_asm_OPERANDS): Remove.
6389 * cfglayout.c (insn_locators_alloc): Remove old location code.
6390 (set_curr_insn_source_location): Likewise.
6391 (curr_insn_locator): Likewise.
6392 * print-tree.c (print_node): Remove old location code.
6393 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6394 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6395 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6396 location_from_locus.
6397 (construct_exit_block): Remove old location code.
6398 * emit-rtl.c (force_next_line_note): Remove old location code.
6399 * profile.c (branch_prob): Remove old location code.
6400 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6401 LOC_LINE): Remove old-location variants.
6402 * langhooks.c (lhd_print_error_function): Remove old location
6404 * configure, config.in: Rebuilt.
6405 * configure.ac (--enable-mapped-location): Remove.
6406 * c-decl.c (c_init_decl_processing): Remove old location code.
6407 (finish_function): Likewise.
6408 * recog.c (decode_asm_operands): Remove old location code.
6409 * c-pch.c (c_common_read_pch): Remove old location code.
6410 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6412 * gimple-low.c (lower_function_body): Remove old location code.
6413 * toplev.c (unknown_location): Remove.
6414 (push_srcloc): Remove old-location variant.
6415 (process_options): Remove old location code.
6416 (lang_dependent_init): Likewise.
6417 * input.h (UNKNOWN_LOCATION): Move definition.
6418 (location_t): Undeprecate.
6419 (source_locus): Remove.
6420 (location_from_locus): Remove.
6421 (struct location_s): Remove.
6422 Remove all old-location code.
6423 (input_line, input_filename): Remove.
6424 * final.c (final_scan_insn): Remove old location code.
6425 * diagnostic.c (diagnostic_build_prefix): Remove
6426 USE_MAPPED_LOCATION test.
6427 * tree.h (gimple_stmt) <locus>: Now a location_t.
6428 (tree_exp) <locus>: Likewise.
6429 (DECL_IS_BUILTIN): Remove old-location variant.
6430 (annotate_with_file_line, annotate_with_locus): Likewise.
6431 (expr_locus, set_expr_locus): Update.
6432 * tree.c (build1_stat): Remove old location code.
6433 (last_annotated_node): Remove.
6434 (annotate_with_file_line): Remove old-location variant.
6435 (annotate_with_locus): Likewise.
6436 (expr_location): Remove old location code.
6437 (set_expr_location): Likewise.
6438 (expr_has_location): Likewise.
6439 (expr_locus): Likewise.
6440 (set_expr_locus): Likewise.
6441 (expr_filename): Don't use location_from_locus.
6442 (expr_lineno): Likewise.
6443 * rtl-error.c (location_for_asm): Remove old location code.
6444 * c-lex.c (cb_line_change): Remove old location code.
6445 (fe_file_change): Likewise.
6446 (cb_def_pragma): Likewise.
6447 (c_lex_with_flags): Likewise.
6448 * gengtype.c (do_typedef): Don't special-case location types.
6449 (define_location_structures): Remove.
6450 (main): Don't call define_location_structures.
6451 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6454 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6457 * builtins.def (BUILT_IN_STDARG_START): Remove.
6458 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6459 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6460 * tree-inline.c (inline_forbidden_p_1): Likewise.
6462 2008-02-26 Richard Guenther <rguenther@suse.de>
6464 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6465 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6466 (lookup_decl_from_uid): Declare.
6467 (remove_decl_from_map): Likewise.
6468 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6469 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6470 (decl_for_uid_map): New global hashtable mapping DECL_UID
6472 (init_ttree): Allocate it.
6473 (insert_decl_to_uid_decl_map): New helper function.
6474 (make_node_stat): Insert new decls into the map.
6475 (copy_node_stat): Likewise.
6476 (lookup_decl_from_uid): New function.
6477 (remove_decl_from_map): Likewise.
6478 (print_decl_for_uid_map_statistics): New helper.
6479 (dump_tree_statistics): Call it.
6481 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6482 (referenced_var_iterator): Adjust.
6483 (FOR_EACH_REFERENCED_VAR): Adjust.
6484 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6485 (num_referenced_vars): Adjust.
6486 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6487 (first_referenced_var): Remove.
6488 (end_referenced_vars_p): Likewise.
6489 (next_referenced_var): Likewise.
6490 (referenced_var_iterator_set): New helper function.
6491 * tree-dfa.c (referenced_var_lookup): Adjust.
6492 (referenced_var_check_and_insert): Likewise.
6493 (remove_referenced_var): Likewise.
6494 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6495 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6496 (verify_call_clobbering): Likewise.
6497 (verify_memory_partitions): Likewise.
6498 (init_tree_ssa): Allocate bitmap instead of hashtable for
6500 (delete_tree_ssa): Adjust.
6501 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6502 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6503 (compute_tag_properties): Likewise.
6504 (set_initial_properties): Likewise.
6505 (find_partition_for): Likewise.
6506 (update_reference_counts): Likewise.
6507 (dump_may_aliases_for): Likewise.
6508 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6509 (add_call_clobber_ops): Likewise.
6510 (add_call_read_ops): Likewise.
6511 (get_asm_expr_operands): Likewise.
6512 * tree-into-ssa.c (dump_decl_set): Likewise.
6513 (update_ssa): Likewise.
6514 * tree-sra.c (scan_function): Likewise.
6515 (decide_instantiations): Likewise.
6516 (scalarize_parms): Likewise.
6517 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6518 (dsa_named_for): Likewise.
6519 * tree-ssa-structalias.c (update_alias_info): Likewise.
6520 (merge_smts_into): Likewise.
6522 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6525 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6526 * c-opts.c (c_common_handle_option): Wall enables
6527 Wvolatile-register-var.
6528 * common.opt: Move Wvolatile-register-var to...
6531 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6533 * common.opt (Wlarger-than=): New.
6534 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6536 * opts.c (common_handle_option): Handle -Wlarger-than=.
6537 * optc-gen.awk: Likewise.
6538 * opth-gen.awk: Likewise.
6539 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6540 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6542 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6544 * c-common.c (match_case_to_enum_1): Add appropriate
6545 OPT_W* parameter to warning.
6546 (c_do_switch_warnings): Likewise.
6547 * c-typeck.c (warning_init): Add one more parameter following
6549 (push_init_level): Update call to warning_init.
6550 (pop_init_level): Likewise.
6551 (add_pending_init): Likewise.
6552 (output_init_element: Likewise.
6554 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6557 * toplev.c (toplev_main): If there are warnings or error, print
6558 errors for ignored options.
6559 * opts.c (ignored_options): New static variable.
6560 (postpone_unknown_option_error): New.
6561 (print_ignored_options): New.
6562 (handle_option): Postpone errors for unknown -Wno-* options.
6563 * opts.h (print_ignored_options): Declare.
6565 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6567 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6570 2008-02-25 Richard Guenther <rguenther@suse.de>
6573 2008-02-25 Richard Guenther <rguenther@suse.de>
6575 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6576 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6577 (lookup_decl_from_uid): Declare.
6578 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6579 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6580 (decl_for_uid_map): New global hashtable mapping DECL_UID
6582 (init_ttree): Allocate it.
6583 (insert_decl_to_uid_decl_map): New helper function.
6584 (make_node_stat): Insert new decls into the map.
6585 (copy_node_stat): Likewise.
6586 (lookup_decl_from_uid): New function.
6587 (print_decl_for_uid_map_statistics): New helper.
6588 (dump_tree_statistics): Call it.
6590 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6591 (referenced_var_iterator): Adjust.
6592 (FOR_EACH_REFERENCED_VAR): Adjust.
6593 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6594 (num_referenced_vars): Adjust.
6595 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6596 (first_referenced_var): Remove.
6597 (end_referenced_vars_p): Likewise.
6598 (next_referenced_var): Likewise.
6599 (referenced_var_iterator_set): New helper function.
6600 * tree-dfa.c (referenced_var_lookup): Adjust.
6601 (referenced_var_check_and_insert): Likewise.
6602 (remove_referenced_var): Likewise.
6603 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6604 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6605 (verify_call_clobbering): Likewise.
6606 (verify_memory_partitions): Likewise.
6607 (init_tree_ssa): Allocate bitmap instead of hashtable for
6609 (delete_tree_ssa): Adjust.
6610 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6611 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6612 (compute_tag_properties): Likewise.
6613 (set_initial_properties): Likewise.
6614 (find_partition_for): Likewise.
6615 (update_reference_counts): Likewise.
6616 (dump_may_aliases_for): Likewise.
6617 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6618 (add_call_clobber_ops): Likewise.
6619 (add_call_read_ops): Likewise.
6620 (get_asm_expr_operands): Likewise.
6621 * tree-into-ssa.c (dump_decl_set): Likewise.
6622 (update_ssa): Likewise.
6623 * tree-sra.c (scan_function): Likewise.
6624 (decide_instantiations): Likewise.
6625 (scalarize_parms): Likewise.
6626 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6627 (dsa_named_for): Likewise.
6628 * tree-ssa-structalias.c (update_alias_info): Likewise.
6629 (merge_smts_into): Likewise.
6631 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6634 * doc/invoke.texi (-fcx-limited-range): Document new option.
6635 * toplev.c (process_options): Handle -fcx-fortran-rules.
6636 * common.opt: Add documentation for -fcx-fortran-rules.
6638 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6641 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6642 actual behaviour and C99.
6644 2008-02-26 Ben Elliston <bje@au.ibm.com>
6646 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6647 (ASM_CPU_POWER6_SPEC): Likewise.
6648 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6649 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6650 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6652 2008-02-25 Richard Guenther <rguenther@suse.de>
6654 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6655 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6656 (lookup_decl_from_uid): Declare.
6657 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6658 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6659 (decl_for_uid_map): New global hashtable mapping DECL_UID
6661 (init_ttree): Allocate it.
6662 (insert_decl_to_uid_decl_map): New helper function.
6663 (make_node_stat): Insert new decls into the map.
6664 (copy_node_stat): Likewise.
6665 (lookup_decl_from_uid): New function.
6666 (print_decl_for_uid_map_statistics): New helper.
6667 (dump_tree_statistics): Call it.
6669 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6670 (referenced_var_iterator): Adjust.
6671 (FOR_EACH_REFERENCED_VAR): Adjust.
6672 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6673 (num_referenced_vars): Adjust.
6674 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6675 (first_referenced_var): Remove.
6676 (end_referenced_vars_p): Likewise.
6677 (next_referenced_var): Likewise.
6678 (referenced_var_iterator_set): New helper function.
6679 * tree-dfa.c (referenced_var_lookup): Adjust.
6680 (referenced_var_check_and_insert): Likewise.
6681 (remove_referenced_var): Likewise.
6682 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6683 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6684 (verify_call_clobbering): Likewise.
6685 (verify_memory_partitions): Likewise.
6686 (init_tree_ssa): Allocate bitmap instead of hashtable for
6688 (delete_tree_ssa): Adjust.
6689 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6690 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6691 (compute_tag_properties): Likewise.
6692 (set_initial_properties): Likewise.
6693 (find_partition_for): Likewise.
6694 (update_reference_counts): Likewise.
6695 (dump_may_aliases_for): Likewise.
6696 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6697 (add_call_clobber_ops): Likewise.
6698 (add_call_read_ops): Likewise.
6699 (get_asm_expr_operands): Likewise.
6700 * tree-into-ssa.c (dump_decl_set): Likewise.
6701 (update_ssa): Likewise.
6702 * tree-sra.c (scan_function): Likewise.
6703 (decide_instantiations): Likewise.
6704 (scalarize_parms): Likewise.
6705 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6706 (dsa_named_for): Likewise.
6707 * tree-ssa-structalias.c (update_alias_info): Likewise.
6708 (merge_smts_into): Likewise.
6710 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6713 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6714 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6715 * alias.h (nonoverlapping_memrefs_p): Likewise.
6717 2008-02-25 Jan Beulich <jbeulich@novell.com>
6719 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6720 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6721 __emultls_get_address, __emultls_register_common,
6722 __floatundi?f, and _Unwind_GetIPInfo.
6723 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6724 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6725 (gen_regparm_prefix): Likewise.
6726 (i386_nlm_encode_section_info): Sync with
6727 config/i386/winnt.c:i386_pe_encode_section_info().
6728 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6729 i386_nlm_mangle_decl_assembler_name): New.
6730 (netware_override_options): New.
6731 * config/i386/netware.h (netware_override_options): Declare.
6732 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6733 (i386_nlm_mangle_decl_assembler_name): Declare.
6734 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6736 2008-02-25 Ben Elliston <bje@au.ibm.com>
6739 * c-decl.c (grokdeclarator): Remove unused local variables
6740 `typedef_type' and `type_as_written'.
6742 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6743 unused local variable `has_hot_blocks'.
6744 (fix_crossing_conditional_branches): Remove unused local variable
6747 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6750 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6751 using DEF_C99_BUILTIN.
6752 (BUILT_IN_NANF): Ditto.
6753 (BUILT_IN_NANL): Ditto.
6755 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6756 Revital Eres <eres@il.ibm.com>
6758 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6759 regarding the order of two dependent insns in the same row.
6761 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6763 * stor-layout.c (layout_decl): Do not bump the alignment of a
6764 bit-field to more than byte alignment if it is packed.
6766 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6768 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6771 2008-02-24 Diego Novillo <dnovillo@google.com>
6773 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6776 * tree-vrp.c (vrp_evaluate_conditional): With
6777 -Wtype-limits, emit a warning when comparing against a
6778 constant outside the natural range of OP0's type.
6779 * c.opt (Wtype-limits): Move ...
6780 * common.opt (Wtype-limits): ... here.
6782 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6784 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6785 * config/rs6000/e300c2c3.md: New file.
6786 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6788 (rs6000_override_options): Add e300c2 and e300c3 cases to
6789 processor_target_table. Do not allow usage of Altivec or Spe
6790 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6791 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6792 * config/rs6000/rs6000.h (processor_type): Add
6793 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6794 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6795 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6796 and ppce300c3. Include e300c2c3.md.
6798 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6800 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6801 instead of TARGET_STRICT_ALIGN.
6803 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6805 * explow.c (memory_address): Assert that the generated address is
6808 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6811 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6812 * config/darwin-ppc-ldouble-patch.def: New file.
6813 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6814 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6815 SUBTARGET_INIT_BUILTINS if defined.
6816 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6819 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6822 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6823 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6825 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6828 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6829 file" warning condtional on -Winvalid-PCH.
6831 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6833 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6835 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6839 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6840 prevent reload from using MMX registers.
6841 (*mov<mode>_internal): Ditto.
6842 (*movv2sf_internal_rex64): Ditto.
6843 (*movv2sf_internal): Ditto.
6845 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6847 PR documentation/31569
6848 * doc/install.texi2html: Use makeinfo --no-number-sections.
6850 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6852 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6853 ensure that we can address an entire entity > 8 bytes. Don't
6854 generate reg+reg addressing for such data.
6856 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6858 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6859 strings when optimizing for size, unless the target cares about
6862 2008-02-22 Tom Tromey <tromey@redhat.com>
6864 * regclass.c (current_pass): Remove declaration.
6866 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6868 * config/avr/libgcc.S (__RAMPZ__): Define.
6869 (__do_copy_data): Add for devices with 128KB code memory.
6871 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6873 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6875 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6877 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6879 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6882 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6885 * c-typeck.c (build_binary_op): Warn about floating point
6886 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6888 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6891 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6892 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6894 (rs6000_override_options): Set altivec_abi as default, not override,
6895 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6896 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6897 is used; use new member spe_abi.
6898 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6899 spe_abi and altivec_abi.
6901 2008-02-22 Tomas Bily <tbily@suse.cz>
6903 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6905 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6908 * config.build (build_file_translate): Set to `CMD //c' only if
6910 * Makefile.in (build_file_translate): Improve comment.
6912 2008-02-21 Jan Hubicka <jh@suse.cz>
6914 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6915 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6916 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6918 2008-02-21 Michael Matz <matz@suse.de>
6921 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6923 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6925 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6926 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6928 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6929 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6930 SSE_VEC_FLOAT_MODE_P as insn constraint.
6931 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6932 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6933 sse4a_movntdf using MODEF mode iterator.
6934 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6935 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6936 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6937 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6938 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6939 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6940 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6942 2008-02-21 Richard Guenther <rguenther@suse.de>
6944 * tree.def (PAREN_EXPR): New tree code.
6945 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6947 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6948 * expr.c (expand_expr_real_1): Likewise.
6949 * tree-inline.c (estimate_num_insns_1): Likewise.
6950 * tree-complex.c (expand_complex_move): Likewise.
6951 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6954 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6957 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6959 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6962 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6964 * config/sh/sh.c (find_barrier): Don't go past
6965 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6967 2008-02-20 DJ Delorie <dj@redhat.com>
6969 * config/h8300/h8300.md (insv): Force source operand to be a register.
6971 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6972 as a jump, not as a plain insn.
6974 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6976 * doc/invoke.texi (Warning Options): Add new option
6977 -Wframe-larger-than=.
6978 (-Wframe-larger-than): Document.
6980 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6981 Add declarations for new option variables.
6983 * final.c (final_start_function): Check the frame size
6984 before emission and issue a Wframe-larger-than warning.
6986 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6987 Add definitions for new option variables.
6988 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6990 * common.opt (Wframe-larger-than=): New option.
6992 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6994 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6995 (<sse>_div<mode>3): Ditto.
6996 (<sse>_vmdiv<mode>3): Ditto.
6997 (<sse>_vmsqrt<mode>2): Ditto.
6998 (*smax<mode>3): Ditto.
6999 (sse5_frcz<mode>2): Ditto.
7000 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7003 2008-02-20 Richard Guenther <rguenther@suse.de>
7006 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7007 be happy with INTEGRAL_TYPE_P.
7009 2008-02-20 Richard Guenther <rguenther@suse.de>
7011 * fold-const.c (split_tree): Associate floatig-point expressions
7012 if flag_associative_math is set.
7014 2008-02-20 Richard Guenther <rguenther@suse.de>
7016 * tree.h (fold_real_zero_addition_p): Declare.
7017 * fold-const.c (fold_real_zero_addition_p): Export.
7018 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7019 floating-point operations with zero and one.
7021 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7023 * doc/install.texi: Correct references to CFLAGS, replacing them
7024 with BOOT_CFLAGS. Document flags used during bootstrap for
7027 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7029 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7030 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7031 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7033 (smin<mode>3): Ditto from similar patterns.
7034 (smax<mode>3): Ditto.
7035 (*ieee_smin<mode>3): Ditto.
7036 (*ieee_smax<mode>3): Ditto.
7037 * config/i386/sse.md (sse): New mode attribute.
7038 (mov<mode>): Macroize expander from movv4sf and movv2df using
7039 SSEMODEF2P mode iterator.
7040 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7041 SSE_VEC_FLOAT_MODE_P as insn constraint.
7042 (storent<mode>): Ditto.
7043 (storent<mode>): Macroize expander from storentsf and storentdf using
7044 MODEF mode iterator.
7045 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7046 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7047 (abs<mode>2): Ditto from similar patterns.
7048 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7049 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7050 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7051 (<sse>_vmsqrt<mode>2): Ditto.
7052 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7053 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7054 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7055 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7056 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7057 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7058 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7060 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7061 iterator and SSE_FLOAT_MODE_P as insn constraint.
7062 (<sse>_ucomi): Ditto from similar patterns.
7063 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7064 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7065 SSE_VEC_FLOAT_MODE_P as insn constraint.
7066 (vcond<mode>): Ditto from similar patterns.
7067 (and<mode>3, *and<mode>3): Ditto.
7068 (<sse>_nand<mode>3): Ditto.
7069 (ior<mode>3, *ior<mode>3): Ditto.
7070 (xor<mode>3, *xor<mode>3): Ditto.
7071 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7072 iterator and SSE_FLOAT_MODE_P as insn constraint.
7073 (*nand<mode>3): Ditto from similar patterns.
7074 (*ior<mode>3): Ditto.
7075 (*xor<mode>3): Ditto.
7077 2008-02-20 Ira Rosen <irar@il.ibm.com>
7079 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7080 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7081 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7083 2008-02-19 Jan Hubicka <jh@suse.cz>
7085 * predict.c (tree_bb_level_predictions): Remove variable next
7086 mistakely introduced by previous commit.
7088 2008-02-19 Jan Hubicka <jh@suse.cz>
7090 * predict.c (predict_paths_leading_to): Rewrite.
7091 (predict_paths_for_bb): New.
7092 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7094 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7097 * Makefile.in (build_file_translate): New.
7098 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7099 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7100 * configure.ac (build_file_translate): Substitute it.
7101 * configure: Regenerate.
7103 2008-02-19 Jan Hubicka <jh@suse.cz>
7105 PR rtl-optimization/34408
7106 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7109 2008-02-19 Jan Hubicka <jh@suse.cz>
7112 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7115 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7118 * config/i386/i386-modes.def: Revert the last DI alignment
7119 change until Ada people can look into it.
7121 2008-02-19 Nick Clifton <nickc@redhat.com>
7123 * opts.c (print_specific_help): Fix typo in --help text.
7125 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7128 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7129 32-bit inline asm without asm alternatives for host GCC < 3.0.
7131 2008-02-19 Richard Guenther <rguenther@suse.de>
7133 PR tree-optimization/34989
7134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7135 Allow propagation to INDIRECT_REF if we can simplify only.
7137 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7139 * c-common.c (warn_for_collisions_1): Use appropriate option when
7142 2008-02-19 Nick Clifton <nickc@redhat.com>
7145 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7146 (handle_options): Fix indentation.
7147 (print_filtered_help): If no language-specific options were
7148 displayed tell the user how to list all the options supported by
7149 the language's front-end.
7150 (print_specific_help): Fix indentation and remove duplicate line.
7151 (common_handle_option): Handle the -v option.
7152 For --help enable the display of undocumented options if the -v
7153 switch has been included on the command line.
7154 For --help= check for overlaps in the arguments between the option
7155 classes and the language names and issue a warning when they
7156 cannot be disambiguated.
7157 * c.opt (v): Pass on to the common option handler.
7159 2008-02-19 Revital Eres <eres@il.ibm.com>
7161 * modulo-sched.c (sms_schedule): Change dump message when
7162 create_ddg function fails.
7163 (try_scheduling_node_in_cycle): Rename row to cycle.
7164 (print_partial_schedule): Rename CYCLE to ROW.
7166 2008-02-19 Christian Bruel <christian.bruel@st.com>
7167 Zdenek Dvorak <ook@ucw.cz>
7169 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7171 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7174 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7175 (*x86_movdicc_0_m1_se): Ditto.
7177 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7179 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7180 (CMPtype): Define as __gcc_CMPtype.
7181 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7182 (CMPtype): Define as __gcc_CMPtype.
7184 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7186 Support valgrind 3.3 for --enable-checking=valgrind.
7187 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7189 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7190 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7191 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7192 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7193 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7194 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7195 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7197 * ggc-zone.c: Similar.
7198 * ggc-page.c: Similar.
7200 2008-02-19 Paul Brook <paul@codesourcery.com>
7203 * config/arm/ieee754-df.S: Fix do_it typo.
7204 * config/arm/ieee754-sf.S: Fix do_it typo.
7206 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7209 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7210 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7211 (OPTION_MASK_ISA_SSE_SET): Likewise.
7212 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7213 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7214 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7215 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7216 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7217 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7218 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7219 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7220 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7221 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7222 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7223 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7224 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7225 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7226 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7227 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7228 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7229 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7230 (OPTION_MASK_ISA_SSE4): Removed.
7231 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7232 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7233 (override_options): Don't turn on implied SSE/MMX bits in
7236 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7238 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7241 2008-02-18 Joey Ye <joey.ye@intel.com>
7244 * tree-nested.c (insert_field_into_struct): Set type alignment
7245 to field alignment if the former is less than the latter.
7247 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7249 * BASE-VER: Set to 4.4.0.
7251 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7253 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7254 * doc/cfg.texi: Likewise.
7255 * doc/extend.texi: Likewise.
7256 * doc/gty.texi: Likewise.
7257 * doc/invoke.texi: Likewise.
7258 * doc/loop.texi: Likewise.
7259 * doc/md.texi: Likewise.
7260 * doc/passes.texi: Likewise.
7261 * doc/rtl.texi: Likewise.
7262 * doc/sourcebuild.texi: Likewise.
7263 * doc/tm.texi: Likewise.
7264 * doc/tree-ssa.texi: Likewise.
7266 2008-02-17 Richard Guenther <rguenther@suse.de>
7269 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7270 without default definition.
7272 2008-02-17 Richard Guenther <rguenther@suse.de>
7274 PR tree-optimization/35231
7275 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7278 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7281 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7282 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7283 libgcc_cmp_return mode.
7285 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7288 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7290 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7292 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7295 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7297 * doc/c-tree.texi: Use `@.' where appropriate.
7298 * doc/extend.texi: Likewise.
7299 * doc/install.texi: Likewise.
7300 * doc/invoke.texi: Likewise.
7301 * doc/loop.texi: Likewise.
7302 * doc/makefile.texi: Likewise.
7303 * doc/md.texi: Likewise.
7304 * doc/passes.texi: Likewise.
7305 * doc/standards.texi: Likewise.
7306 * doc/tm.texi: Likewise.
7308 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7311 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7313 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7314 rather than in entry_bb.
7316 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7318 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7319 libgcc_cmp_return mode.
7321 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7324 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7325 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7327 2008-02-15 Richard Guenther <rguenther@suse.de>
7328 Zdenek Dvorak <ook@ucw.cz>
7330 PR tree-optimization/35164
7331 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7332 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7333 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7334 Only propagate addresses which do not have abnormal SSA_NAMEs
7337 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7340 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7342 2008-02-15 Jan Hubicka <jh@suse.cz>
7345 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7347 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7350 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7351 when calculating alignment_pad.
7353 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7355 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7356 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7357 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7358 and STACK_BOUNDARY define.
7360 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7362 PR preprocessor/35061
7363 * c-pragma.c (handle_pragma_pop_macro): Check that
7364 pushed_macro_table has been allocated.
7366 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7369 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7370 (force_gimple_operand): Likewise.
7371 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7372 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7373 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7374 (find_interesting_uses_address): Check addressability and alignment
7375 of the base expression only after substituting bases of IVs into it.
7377 2008-02-14 Michael Matz <matz@suse.de>
7380 * function.c (instantiate_virtual_regs_in_insn): Reload address
7381 before falling back to reloading the whole operand.
7383 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7385 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7386 before the first section switch note.
7388 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7390 * doc/bugreport.texi: Update copyright years.
7391 * doc/c-tree.texi: Likewise.
7392 * doc/cfg.texi: Likewise.
7393 * doc/cpp.texi: Likewise.
7394 * doc/cppinternals.texi: Likewise.
7395 * doc/fragments.texi: Likewise.
7396 * doc/frontends.texi: Likewise.
7397 * doc/gcc.texi: Likewise.
7398 * doc/gty.texi: Likewise.
7399 * doc/hostconfig.texi: Likewise.
7400 * doc/implement-c.texi: Likewise.
7401 * doc/libgcc.texi: Likewise.
7402 * doc/loop.texi: Likewise.
7403 * doc/makefile.texi: Likewise.
7404 * doc/options.texi: Likewise.
7405 * doc/passes.texi: Likewise.
7406 * doc/rtl.texi: Likewise.
7407 * doc/sourcebuild.texi: Likewise.
7408 * doc/standards.texi: Likewise.
7409 * doc/tree-ssa.texi: Likewise.
7410 * doc/trouble.texi: Likewise.
7412 * doc/extend.texi: Use @: or add comma where appropriate.
7413 * doc/invoke.texi: Likewise.
7414 * doc/tm.texi: Likewise.
7416 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7419 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7422 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7424 * doc/md.texi (clz, ctz): Add reference.
7425 * doc/rtl.texi (clz, ctz): Likewise.
7427 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7430 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7433 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7435 * config/s390/s390.c (struct constant_pool): New field
7436 emit_pool_after added.
7437 (s390_mainpool_start): Set the emit_pool_after flag according
7438 to the section switch notes.
7439 (s390_mainpool_finish): Consider emit_pool_after when emitting
7440 the literal pool at the end of the function.
7441 (s390_chunkify_start): Force literal pool splits at section
7444 2008-02-13 Michael Matz <matz@suse.de>
7447 * var-tracking.c (clobber_variable_part): Correctly traverse the
7450 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7453 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7454 Add -fdump-ipa-inline.
7455 * tree-dump.c (dump_files): Remove tree-inlined dump.
7456 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7458 2008-02-12 Richard Guenther <rguenther@suse.de>
7460 PR tree-optimization/35171
7461 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7464 2008-02-12 Richard Guenther <rguenther@suse.de>
7467 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7468 value-preserving mode. Disallow final truncation.
7470 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7473 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7474 code from here to...
7475 (force_gimple_operand): ...here.
7477 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7480 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7481 non-compatible pointers.
7482 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7483 different FIELD_DECLs, try harder by comparing field offsets, sizes
7487 * function.c (match_asm_constraints_1): Don't replace the same input
7490 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7492 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7493 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7494 (expand_epilogue): Restore RAMPZ register.
7495 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7497 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7499 * config/i386/cygwin.asm: (__alloca): Correct calling
7500 convention and alignment.
7501 (__chkstk): Force 8 byte stack alignment.
7503 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7504 Richard Guenther <rguenther@suse.de>
7506 PR tree-optimization/33992
7507 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7508 the zero we compare against.
7510 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7513 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7514 to CloseHandle after unlocking to prevent accumulation of handle
7517 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7520 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7521 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7522 and update LABEL_NUSES during and after reload.
7524 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7527 * combine.c (simplify_if_then_else): Make sure the comparison is
7528 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7530 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7533 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7534 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7535 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7536 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7537 * tree.h (get_type_static_bounds): Likewise.
7539 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7541 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7542 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7543 Make -Wfoo language annotations match what the compiler outputs.
7545 2008-02-08 Sa Liu <saliu@de.ibm.com>
7547 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7548 intrinsics spu_convts, spu_convtu, spu_convtf.
7550 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7552 * doc/extend.texi (Function Attributes) <noinline>: Mention
7553 asm ("") as method to keep calls.
7555 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7558 * doc/options.texi (Options): Replace references to opts.sh with
7560 * opts-common.c: Likewise.
7561 * optc-gen.awk: Likewise.
7563 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7565 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7567 2008-02-07 Richard Henderson <rth@redhat.com>
7570 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7571 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7574 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7576 PR tree-optimization/35085
7577 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7578 for operand entry oe2 in addition to operand entry oe3 in order to
7579 expose more opportunities for vectorizer sum reduction.
7581 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7584 * Makefile.in (LIBS): Remove $(GMPLIBS).
7585 (cc1-dummy, cc1): Add $(GMPLIBS).
7587 2008-02-06 Jan Hubicka <jh@suse.cz>
7590 * i386.md (moddf_integer): Do not produce partial memory stalls for
7591 targets where it hurts.
7593 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7596 * optabs.c (expand_float): Do not check for decimal modes when
7597 expanding unsigned integer through signed conversion.
7599 2008-02-06 Nick Clifton <nickc@redhat.com>
7601 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7602 inside the clobber with a match_operand and duplicated operand
7603 number in the constraint.
7604 (ineqbranchsi): Delete redundant comment.
7606 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7608 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7609 builtin_define ("__USE_INIT_FINI__").
7610 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7612 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7614 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7616 PR documentation/30330
7617 * doc/invoke.texi (C++ Dialect Options)
7618 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7619 For each warning option -Wfoo that allows -Wno-foo, ensure both
7620 -Wfoo and -Wno-foo are listed in the option index. Fix index
7621 entry of -Wswitch-default, index -Wnormalized= including the
7622 `=', and -Wlarger-than-@var{len} including @var{len}.
7624 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7626 * config/i386/i386.md (floatunssisf2): Use
7627 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7628 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7629 Macroize expander using MODEF mode iterator.
7631 2008-02-05 Diego Novillo <dnovillo@google.com>
7633 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7636 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7638 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7641 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7643 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7646 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7647 to indicate if a message should be generated.
7648 (init_cumulative_args): Updated.
7649 (function_value_32): Likewise.
7651 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7653 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7655 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7658 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7659 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7661 2008-02-04 Diego Novillo <dnovillo@google.com>
7663 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7666 * tree-vrp.c (vrp_evaluate_conditional): With
7667 -Wtype-limits, emit a warning when comparing against a
7668 constant outside the natural range of OP0's type.
7670 2008-02-04 Richard Guenther <rguenther@suse.de>
7673 * expr.c (count_type_elements): Give for unions instead of
7676 2008-02-04 Richard Guenther <rguenther@suse.de>
7679 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7680 to TYPE_DOMAINs base type instead of using bitsizetype here.
7682 2008-02-03 Jason Merrill <jason@redhat.com>
7684 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7686 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7689 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7690 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7691 (RS/6000 and PowerPC Options): Fix typos and markup.
7692 * doc/passes.texi (Tree-SSA passes): Likewise.
7694 2008-02-02 Michael Matz <matz@suse.de>
7697 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7698 from record_last_reg_set_info.
7699 (record_last_reg_set_info): Take an RTX argument, iterate over all
7700 constituent hardregs.
7701 (record_last_set_info, record_opr_changes): Change calls to
7702 new signature or to record_last_reg_set_info_regno.
7704 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7706 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7708 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7710 PR rtl-optimization/34773
7711 * reg-notes.def (EQUAL): Mention significance of combination of
7712 REG_EQUAL and REG_RETVAL.
7713 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7714 insn that has a REG_RETVAL.
7716 2008-02-01 Roger Sayle <roger@eyesopen.com>
7719 * configure.ac (--enable-fixed-point): Disable unless explicitly
7721 * configure: Regenerate.
7723 2008-02-01 Richard Guenther <rguenther@suse.de>
7726 * invoke.texi (-finline-limit): Remove no longer true parts
7727 of the documentation. Note that there is no default value.
7729 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7730 Mark Mitchell <mark@codesourcery.com>
7731 Ben Elliston <bje@au.ibm.com>
7734 * doc/extend.texi (Other Builtins): Document.
7736 2008-01-31 Tom Browder <tom.browder@gmail.com>
7738 * doc/c-tree.texi (Types): Fix grammar.
7739 (Expression trees): Ditto.
7740 * doc/passes.texi (Tree-SSA passes): Ditto.
7742 * doc/configterms.texi (Configure Terms): Fix typo.
7743 * doc/cpp.texi (Common Predefined Macros): Ditto.
7744 * doc/md.texi (Machine Constraints): Ditto.
7746 * doc/makefile.texi (Makefile): Add comma.
7748 2008-01-31 Tom Browder <tom.browder@gmail.com>
7749 Gerald Pfeifer <gerald@pfeifer.com>
7751 * doc/sourcebuild.texi (Front End): Remove references to CVS
7752 and CVSROOT/modules.
7753 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7754 (Back End): Remove reference to CVS.
7756 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7759 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7761 (mips16_gp_pseudo_reg): ...here.
7762 * config/mips/mips.md (load_const_gp): Replace with...
7763 (load_const_gp_<mode>): ...this :P-based insn.
7765 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7767 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7768 options. Minor fixes.
7769 (-std): Move reference to standards closer to where language
7770 standards are first mentioned.
7772 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7774 PR rtl-optimization/34995
7775 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7776 parameter and return a bool. If the rtx parameter is nonnull,
7777 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7778 (find_reloads): Update call accordingly. Pass the new operand
7779 if it needed no address reloads, otherwise pass null.
7781 2008-01-30 Richard Henderson <rth@redhat.com>
7784 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7785 for unbounded arrays.
7787 2008-01-30 Silvius Rus <rus@google.com>
7789 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7791 2008-01-30 Jan Hubicka <jh@suse.cz>
7794 * i386.c (init_cumulative_args): Use real function declaration when
7797 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7799 PR rtl-optimization/34998
7800 * global.c (build_insn_chain): Treat non-subreg_lowpart
7801 SUBREGs of pseudos as clobbering all the words covered by the
7802 SUBREG, not just all the bytes.
7803 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7804 original df_ref rather than an extract parameter.
7805 (global_conflicts): Update call accordingly.
7807 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7809 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7810 the overflow check to make it easier to read.
7811 (__fixtfdi): Change the type of the ll member in union
7812 long_double to UDItype_x.
7814 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7817 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7818 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7819 * tree-inline.c (fold_marked_statements): Call
7820 cgraph_update_edges_for_call_stmt if folding a call statement.
7821 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7822 debug_generic_stmt calls, reset it back afterwards.
7825 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7827 * c-typeck.c (build_external_ref): Don't pedwarn about
7828 static vars in current function's scope.
7830 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7832 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7834 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7837 * ipa-struct-reorg.c: Fix spelling.
7838 * params.def: Ditto.
7840 2008-01-29 Richard Guenther <rguenther@suse.de>
7843 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7845 * tree-inline.c (remap_type): Increment remapping_type_depth
7846 around remapping types.
7847 (copy_body_r): Only add referenced variables if they are referenced
7848 from code, not types.
7850 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7861 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7862 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7864 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7867 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7868 pointer for tiny stack.
7870 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7872 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7874 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7876 * config/vx-common.h: Fix typo in comment.
7878 2008-01-28 Ian Lance Taylor <iant@google.com>
7882 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7883 coalesce pointers if they have different DECL_NO_TBAA_P values.
7884 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7885 between variables with different DECL_NO_TBAA_P values.
7887 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7890 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7891 are not legitimate small data references on SPE targets.
7893 2008-01-28 David Daney <ddaney@avtrex.com>
7895 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7897 2008-01-28 David Daney <ddaney@avtrex.com>
7899 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7901 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7903 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7904 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7905 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7906 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7907 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7908 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7909 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7910 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7912 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7914 * basic-block.h (condjump_equiv_p): Fix comment.
7916 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7918 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7919 print_generic_stmt_indented): Fix comment.
7921 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7923 * configure.ac (__stack_chk_fail): Add detecion for availability
7924 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7925 * configure: Regenerate.
7927 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7930 * final.c (output_addr_const): Handle TRUNCATE.
7932 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7935 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7936 (zero_cost, infinite_cost): New constants.
7937 (struct cost_pair): Change type of cost to comp_cost.
7938 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7939 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7941 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7942 split_address_cost, ptr_difference_cost, difference_cost,
7943 get_computation_cost_at, get_computation_cost,
7944 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7945 determine_use_iv_cost_condition, determine_use_iv_costs,
7946 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7947 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7948 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7949 Change type of cost to comp_cost.
7950 (determine_iv_cost): Increase cost of non-original ivs, instead
7951 of decreasing the cost of original ones.
7952 (get_address_cost): Indicate the complexity of the addressing mode
7954 (try_add_cand_for): Prefer using ivs not specific to some object.
7955 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7957 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7958 Janis Johnson <janis187@us.ibm.com>
7961 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7962 (TARGET_INSTANTIATE_DECLS): Likewise.
7963 * target.h (expand_to_rtl_hook): New target hook.
7964 (instantiate_decls): Likewise.
7965 * function.c (instantiate_decl): Make non-static. Rename to...
7966 (instantiate_decl_rtl): ... this.
7967 (instantiate_expr): Use instantiate_decl_rtl.
7968 (instantiate_decls_1): Likewise.
7969 (instantiate_decls): Likewise.
7970 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7971 * function.h (instantiate_decl_rtl): Add prototype.
7972 * cfgexpand.c (target.h): New include.
7973 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7974 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7975 (TARGET_INSTANTIATE_DECLS): Likewise.
7976 (TARGET_INITIALIZER): New target hooks added.
7977 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7979 * config/rs6000/rs6000.c (tree-flow.h): New include.
7980 (machine_function): Add sdmode_stack_slot field.
7981 (rs6000_alloc_sdmode_stack_slot): New function.
7982 (rs6000_instantiate_decls): Likewise.
7983 (rs6000_secondary_memory_needed_rtx): Likewise.
7984 (rs6000_check_sdmode): Likewise.
7985 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7986 (TARGET_INSTANTIATE_DECLS): Likewise.
7987 (rs6000_hard_regno_mode_ok): Allow SDmode.
7988 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7989 (rs6000_emit_move): Handle SDmode.
7990 (function_arg_advance): Likewise.
7991 (function_arg): Likewise.
7992 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7993 SDmode var args for 32-bit compiles.
7994 (rs6000_secondary_reload_class): Handle SDmode.
7995 (rs6000_output_function_epilogue): Likewise.
7996 (rs6000_function_value): Simplify if statement.
7997 (rs6000_libcall_value): Likewise.
7998 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7999 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8000 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8001 (movsd_hardfloat): New define_insn.
8002 (movsd_softfloat): Likewise.
8003 (movsd_store): Likewise.
8004 (movsd_load): Likewise.
8005 (extendsddd2): Likewise.
8006 (extendsdtd2): Likewise.
8007 (truncddsd2): Likewise.
8008 (movdd_hardfloat64): Fixup comment.
8009 (UNSPEC_MOVSD_LOAD): New constant.
8010 (UNSPEC_MOVSD_STORE): Likewise.
8012 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8015 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8017 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8018 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8019 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8022 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8025 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8026 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8027 __LONGDOUBLE128 too.
8028 * config/rs6000/aix61.h: New file.
8030 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8032 PR rtl-optimization/34959
8033 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8034 popcount and parity rtxes the same mode as their operand.
8035 Truncate or extend the result to the return value's mode
8038 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8041 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8042 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8043 to GOT_VERSION_REGNUM.
8044 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8045 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8046 * config/mips/mips.c (mips_emit_call_insn): New function.
8047 (mips_call_tls_get_addr): Call mips_expand_call directly.
8048 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8050 (mips16_build_call_stub): Likewise. Return the call insn or null.
8051 (mips_expand_call): Update the call to mips16_build_call_stub
8052 accordingly and a remove redundant condition. Assert that MIPS16
8053 stubs do not use lazy binding. Use mips_emit_call_insn and return
8055 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8057 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8058 (mips_avoid_hazard): Remove hazard_set handling.
8059 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8060 (UNSPEC_RESTORE_GP): ...this.
8061 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8062 (FAKE_CALL_REGNO): Rename to...
8063 (GOT_VERSION_REGNUM): ...this.
8064 (type): Add "ghost" value. Add an associated insn reservation.
8065 (hazard_set): Remove.
8066 (exception_receiver): Rename to...
8067 (restore_gp): ...this and update the unspec identifier accordingly.
8068 (exception_receiver, nonlocal_got_receiver): New expanders.
8069 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8070 FAKE_CALL_REGNO. Remove hazard_set attribute.
8071 (set_got_version, update_got_version): New patterns.
8073 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8076 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8078 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8081 * doc/install.texi2html: Generate gcc-vers.texi.
8083 2008-01-25 DJ Delorie <dj@redhat.com>
8085 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8087 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8089 * config/c4x: Remove directory.
8090 * config.gcc (crx-*, mt-*): Mark obsolete.
8091 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8092 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8093 sh-*-rtemscoff*): Remove cases.
8094 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8095 * real.c (encode_c4x_single, decode_c4x_single,
8096 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8097 c4x_extended_format): Remove.
8098 * real.h (c4x_single_format, c4x_extended_format): Remove.
8099 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8101 (Pragmas): Remove comment about c4x pragmas.
8102 * doc/install.texi (c4x): Remove target-specific instructions.
8103 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8104 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8105 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8106 refer to C4x source files as examples.
8107 (C4X_FLOAT_FORMAT): Remove documentation.
8109 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8111 * config/bfin/bfin.c (override_options): Reorder tests so that
8112 flag_pic gets enabled for -msep-data.
8114 2008-01-25 Richard Guenther <rguenther@suse.de>
8117 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8118 to its bitfield precision if required.
8120 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8123 * tree-nested.c (walk_omp_for): New function.
8124 (convert_nonlocal_reference, convert_local_reference): Call
8125 walk_omp_for on OMP_FOR.
8126 (convert_call_expr): Call walk_body on OMP_FOR's
8127 OMP_FOR_PRE_INIT_BODY.
8129 2008-01-25 Richard Guenther <rguenther@suse.de>
8131 PR tree-optimization/34966
8132 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8133 default defs and PHI_NODEs we have to insert after the
8136 2008-01-24 Nick Clifton <nickc@redhat.com>
8138 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8139 Provide a default definition.
8140 (LIBGCC2_UNITS_PER_WORD): Likewise.
8142 * config/stormy16/stormy16.c: Include df.h for the prototype
8143 for df_regs_ever_live_p.
8144 (xstormy16_expand_builtin_va_start): Convert the stack offset
8145 into a component_ref and then use POINTER_PLUS_EXPR to add it
8146 to the incoming_virtual_args_rtx.
8147 (xstormy16_gimplify_va_arg_expr): Rename to
8148 xstormy16_gimplify_va_arg_expr.
8149 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8150 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8151 xstormy16_gimplify_va_arg_expr.
8152 Fix up some formatting issues.
8154 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8155 Move to predicates.md.
8156 (xs_hi_general_operand): Likewise.
8157 (xs_hi_nonmemory_operand): Likewise.
8158 * config/stormy16/predicates.md:
8159 (xstormy16_carry_plus_operand): New predicate.
8160 (xs_hi_general_operand): New predicate.
8161 (xs_hi_nonmemory_operand): New predicate.
8162 * config/stormy16/stormy16-protos.h:
8163 (xstormy16_carry_plus_operand): Delete prototype.
8164 (xs_hi_general_operand): Likewise.
8165 (xs_hi_nonmemory_operand): Likewise.
8167 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8168 modifiers as they are no longer needed and they can trigger
8169 reload spill failures.
8171 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8172 with a match_operand in order to help reload.
8174 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8175 constraint with 'e' for the 8th alternative as this version of
8176 the mov.w instruction only accepts the lower 8 registers.
8178 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8181 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8182 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8185 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8188 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8190 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8192 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8194 (remove_structure): Update allocations list before removing structure.
8196 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8198 * ipa-struct-reorg.c (is_safe_cond_expr,
8199 create_new_stmts_for_cond_expr): Use integer_zerop function,
8200 that recognize not only zero-pointer, but zero-integer too.
8202 2008-01-25 Ben Elliston <bje@au.ibm.com>
8205 * fixproto: Escape "." in sed expression that strips leading "./".
8207 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8210 * gcc.c (SWITCH_OK): Removed.
8211 (SWITCH_LIVE): Changed to bit.
8212 (SWITCH_FALSE): Likewise.
8213 (SWITCH_IGNORE): Likewise.
8214 (switchstr): Change live_cond to unsigned int.
8215 (process_command): Replace SWITCH_OK with 0.
8216 (do_self_spec): Likewise.
8217 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8218 (give_switch): Likewise.
8219 (used_arg): Likewise.
8220 (do_spec_1): Set the SWITCH_IGNORE bit.
8221 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8222 bits. Set the SWITCH_LIVE bit.
8224 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8226 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8228 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8230 PR tree-optimization/34472
8231 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8232 parameter to a "bool *" and set *DATA to false if there is
8233 an unsafe access. Do not delete the structure here.
8234 (check_cond_exprs): Delete it here instead.
8235 (check_cond_exprs, exclude_cold_structs): Do not increase
8236 I when removing a structure.
8238 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8241 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8242 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8244 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8247 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8248 a fixed vector for stack.
8250 2008-01-24 Ben Elliston <bje@au.ibm.com>
8253 * doc/gcc.texi (Software development): Add a direntry for g++.
8255 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8257 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8258 stale and straggling -fforce-addr comments above.
8260 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8262 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8263 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8265 2008-01-23 Michael Matz <matz@suse.de>
8268 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8271 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8273 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8276 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8278 * config/avr/avr.c (avr_current_arch): New variable.
8279 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8280 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8281 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8282 (avr_override_options): Init 'avr_current_arch'.
8283 (base_arch_s): Move from here...
8284 * config/avr/avr.h (base_arch_s): ... here. Add new members
8285 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8286 'mega' to 'have_jmp_call'.
8287 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8288 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8290 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8292 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8293 MULTILIB_MATCHES): (Ditto.).
8295 2008-01-23 Richard Guenther <rguenther@suse.de>
8298 * cgraphunit.c (cgraph_reset_node): Always mark the node
8299 not reachable if it is not queued already.
8301 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8303 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8304 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8305 (cputype_selected): New static variable.
8306 (bfin_handle_option): Set it if -mcpu is used.
8307 (override_option): Select default set of workarounds if no cpu type
8308 selected on the command line.
8309 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8311 From Michael Frysinger <michael.frysinger@analog.com>
8312 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8313 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8315 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8316 for bf547, bf523, bf524, and bf526.
8317 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8319 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8320 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8321 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8322 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8323 * doc/invoke.texi (Blackfin Options): Document that
8324 -mcpu now accept bf547, bf523, bf524, and bf526.
8326 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8328 PR rtl-optimization/34628
8329 * combine.c (try_combine): Stop and undo after the first combination
8330 if an autoincrement side-effect on the first insn has effectively
8333 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8336 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8337 Offset addresses are not valid for Altivec or paired float modes.
8339 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8342 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8343 if DECL_INITIAL (decl) is error_mark_node.
8346 * c-common.c (handle_vector_size_attribute): Only allow
8347 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8348 the same way as pointer, array etc. types.
8349 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8352 * tree.c (build_type_attribute_qual_variant): Call
8353 build_qualified_type if attributes are equal, but quals are not.
8355 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8358 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8359 * flags.h (warn_strict_aliasing): Remove.
8360 (warn_strict_overflow): Remove.
8361 * opts.c (warn_strict_aliasing): Remove.
8362 (warn_strict_overflow): Remove.
8363 * c-opts.c (c_common_handle_option): -Wall only sets
8364 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8365 (c_common_post_options): Give default values to -Wstrict-aliasing
8366 and -Wstrict-overflow if they are uninitialized.
8367 * common.opt (Wstrict-aliasing): Specify Var and Init.
8368 (Wstrict-overflow): Likewise.
8370 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8372 PR rtl-optimization/26854
8373 PR rtl-optimization/34400
8374 PR rtl-optimization/34884
8375 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8377 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8378 (df_rd_bb_info.expanded_lr_out): Deleted
8379 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8380 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8381 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8382 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8383 Removed code to allocate, initialize or free expanded_lr_out.
8384 (df_rd_bb_local_compute_process_def): Restructured to make more
8386 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8387 sets if the sets are being trimmed.
8389 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8392 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8393 (as_vers): Likewise.
8394 * configure: Regenerated.
8396 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8399 * tree-pass.h (pass_build_alias): New pass.
8400 * tree-ssa-alias.c (gate_build_alias): New.
8401 (pass_build_alias): New.
8402 * passes.c (init_optimization_passes): Add pass_build_alias after
8403 pass_create_structure_vars.
8405 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8407 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8408 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8409 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8410 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8411 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8412 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8413 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8414 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8415 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8416 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8417 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8418 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8419 * config/s390/s390.md (FP_ALL): New mode iterator.
8420 (_d): New mode attribute.
8421 ("*signbit<mode>2>"): Changed mode of first operand.
8422 ("isinf<mode>2"): Changed mode of first operand.
8423 ("*TDC_insn"): Adaptation for DFP modes.
8425 2008-01-22 Ben Elliston <bje@au.ibm.com>
8427 * tree.c (check_qualified_type): Improve function description.
8429 2008-01-21 Jason Merrill <jason@redhat.com>
8432 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8433 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8436 2008-01-21 DJ Delorie <dj@redhat.com>
8438 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8441 2008-01-21 Richard Guenther <rguenther@suse.de>
8444 * tree-cfg.c (verify_expr): Allow all invariant expressions
8445 instead of just constant class ones as reference argument.
8446 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8447 like any other constant.
8448 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8450 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8452 * regmove.c (fixup_match_1): Update call crossed frequencies.
8454 2008-01-21 Richard Guenther <rguenther@suse.de>
8457 * tree-inline.c (setup_one_parameter): Deal with mismatched
8458 types using a VIEW_CONVERT_EXPR.
8460 2008-01-21 Alon Dayan <alond@il.ibm.com>
8461 Olga Golovanevsky <olga@il.ibm.com>
8463 PR tree-optimization/34701
8464 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8465 when the structure size is not a power of 2.
8467 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8469 * doc/install.texi: Add doc for --enable-checking=df.
8471 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8473 PR rtl-optimization/34808
8474 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8476 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8478 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8481 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8483 PR rtl-optimization/26854
8484 PR rtl-optimization/34400
8485 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8487 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8488 (df_rd_bb_info.expanded_lr_out): New.
8489 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8490 * loop_iv.c (iv_analysis_loop_init): Ditto.
8491 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8492 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8493 Added code to allocate, initialize or free expanded_lr_out.
8494 (df_rd_bb_local_compute_process_def): Restructured to make
8495 more understandable.
8496 (df_rd_confluence_n): Add code to do nothing with fake edges and
8497 code to no apply invalidate_by_call sets if the sets are being trimmed.
8498 (df_lr_local_finalize): Renamed to df_lr_finalize.
8499 (df_live_local_finalize): Renamed to df_live_finalize.
8501 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8504 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8505 deciding whether to use reciprocal instructions.
8507 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8509 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8510 dwarf2out_note_section_used if cold_text_section is NULL.
8512 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8514 PR gcov-profile/34610
8515 * tree-cfg.c (make_edges): Mark both outgoing edges from
8516 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8517 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8518 from OMP_FOR and OMP_CONTINUE outgoing edges.
8520 * tree-profile.c (tree_profiling): Return early if
8521 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8523 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8524 from cfun to child_cfun.
8525 * function.h (struct function): Add after_tree_profile bit.
8527 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8529 * config/avr/avr.S (_exit): Disable interrupt.
8531 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8532 Steven Bosscher <stevenb.gcc@gmail.com>
8534 PR rtl-optimization/26854
8535 PR rtl-optimization/34400
8536 * df-problems.c (df_live_scratch): New scratch bitmap.
8537 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8538 (df_live_reset): Clear the proper bitmaps.
8539 (df_live_bb_local_compute): Only process the artificial defs once
8540 since the order is not important.
8541 (df_live_init): Init the df_live sets only with the variables
8542 found live by df_lr.
8543 (df_live_transfer_function): Use the df_lr sets to prune the
8544 df_live sets as they are being computed.
8545 (df_live_free): Free df_live_scratch.
8547 2008-01-18 Ian Lance Taylor <iant@google.com>
8549 * common.opt: Add fmerge-debug-strings.
8550 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8551 flag_merge_debug_strings rather than flag_merge_constants.
8552 * doc/invoke.texi (Option Summary): Mention
8553 -fmerge-debug-strings.
8554 (Debugging Options): Document -fmerge-debug-strings.
8556 2008-01-18 Ian Lance Taylor <iant@google.com>
8559 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8560 (struct tree_function_decl): Add new field operator_new_flag.
8561 * tree-inline.c (expand_call_inline): When inlining a call to
8562 operator new, force the return value to go into a variable, and
8563 set DECL_NO_TBAA_P on that variable.
8564 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8566 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8569 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8570 DWARF2_DEBUGGING_INFO.
8571 (dwarf2out_note_section_used): Ditto. Add prototype.
8572 (have_multiple_function_sections, text_section_used,
8573 cold_text_section_used, *cold_text_sections): Move declarations
8576 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8578 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8579 field and add signal_ra.
8580 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8581 assignments to frame state pc. Move end of stack check after
8582 MD_FALLBACK_FRAME_STATE_FOR.
8583 (uw_update_context_1): Use frame state signal_regs if set, instead
8584 of checking signal_frame flag.
8585 (uw_update_context): Use frame state signal_ra if set.
8586 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8587 * config/xtensa/linux-unwind.h: New file.
8589 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8591 * modulo-sched.c (get_sched_window): Fix comment typo.
8593 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8595 PR tree-optimization/34648
8596 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8598 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8600 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8601 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8603 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8605 PR rtl-optimization/34400
8606 * df-core.c (df_worklist_dataflow_overeager,
8607 df_worklist_dataflow_doublequeue): New functions.
8608 (df_worklist_dataflow): Two different worklist solvers.
8609 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8612 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8615 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8616 and ftree-parallelize-loops.
8618 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8620 PR rtl-optimization/34826
8621 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8623 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8625 * global.c (find_reg): Mark the eh regs as used if necessary.
8626 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8627 * ra.h (struct allocno): no_eh_reg field added. Changed
8628 no_stack_reg type to bitfield.
8630 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8632 * tree.c (substitute_in_expr): Add missing 'break'.
8634 2008-01-17 Richard Guenther <rguenther@suse.de>
8636 PR tree-optimization/34825
8637 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8638 x / x as division to handle.
8640 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8642 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8643 "-pthread" is specified.
8644 * pa-hpux11.h (LIB_SPEC): Likewise.
8646 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8647 Peter Bergner <bergner@vnet.ibm.com>
8649 PR rtl-optimization/33796
8650 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8652 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8654 PR libgfortran/34699
8655 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8657 * pa-hpux10.h (LINK_SPEC): Likewise.
8658 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8660 2008-01-16 Richard Guenther <rguenther@suse.de>
8663 * fold-const.c (fold_convert_const_int_from_int): Do not
8664 set overflow if that occured only because of a sign extension
8665 change when converting from/to a sizetype with the same
8666 precision and signedness.
8668 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8671 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8672 location address to the correct place. Update copyright year.
8674 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8676 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8677 no dependences in the dependence_relations vector.
8679 2008-01-16 Jan Hubicka <jh@suse.cz>
8681 PR rtl-optimization/31396
8682 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8683 * cfg.c (dump_reg_info): Print it.
8684 * regs.h (struct reg_info_t): add freq_calls_crossed.
8685 (REG_FREQ_CALLS_CROSSED): New macro.
8686 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8687 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8688 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8689 regmove_optimize): Update call crossed frequencies.
8690 * local-alloc.c (struct qty): Add freq_calls_crossed.
8691 (alloc_qty): Copute freq_calls_crossed.
8692 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8693 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8694 * ra.h (struct allocno): Add freq_calls_crossed.
8696 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8698 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8699 libgomp when compiling with ftree-parallelize-loops.
8700 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8702 2008-01-16 Richard Guenther <rguenther@suse.de>
8704 PR tree-optimization/34769
8705 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8706 * tree.c (int_cst_value): Instead make this function more
8707 permissive in what it accepts as valid input. Document this
8708 function always sign-extends the value.
8710 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8711 Richard Guenther <rguenther@suse.de>
8714 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8715 (gimple_fold_indirect_ref_rhs): ... this.
8716 (gimple_fold_indirect_ref): New function with foldings
8717 that preserve lvalueness.
8718 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8719 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8720 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8721 to fold an INDIRECT_REF, fall back to the old use of
8722 fold_indirect_ref_1.
8724 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8726 * tree-data-ref.c (subscript_dependence_tester_1): Call
8727 free_conflict_function.
8728 (compute_self_dependence): Same.
8730 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8733 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8734 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8736 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8737 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8738 for DWARF2_UNWIND_INFO targets.
8740 2008-01-16 Richard Guenther <rguenther@suse.de>
8743 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8744 type qualifiers for function types.
8746 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8748 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8749 loop_iterator li from previous commit.
8751 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8753 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8755 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8757 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8758 (parallelize_loops): Don't parallelize irreducible components.
8760 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8763 * c-opts (c_common_post_options): Do not enable CPP
8764 flag_pedantic_errors by default.
8766 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8768 PR rtl-optimization/31944
8769 * cse.c (remove_pseudo_from_table): New function.
8770 (merge_equiv_classes): Use above function to remove pseudo-registers.
8771 (invalidate): Likewise.
8773 2008-01-13 Richard Guenther <rguenther@suse.de>
8776 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8777 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8779 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8781 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8782 validate_change to unshare the source of the PC set.
8784 2008-01-12 Jan Hubicka <jh@suse.cz>
8787 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8788 references above array bounds. This might trigger bounds checks for
8791 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8793 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8794 new_replaceable_dependencies.
8796 2008-01-12 Doug Kwan <dougkwan@google.com>
8798 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8799 instead of OPT_Wreturn_type in warning due to ignored return type
8801 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8802 options included in -Wextra.
8803 * c.opt: New option -Wignored_qualifiers.
8804 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8805 -Wignore_qualifiers.
8806 (-Wignored-qualifiers): Document.
8807 (-Wreturn-type): Remove description of functionality now handled
8808 by -Wignored-qualifiers.
8810 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8813 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8814 NOP_EXPR if it is between integral types with the same precision.
8816 2008-01-12 Jan Hubicka <jh@suse.cz>
8819 * invoke.texi (max-inline-recursive-depth): Fix default value.
8821 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8823 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8826 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8828 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8830 2008-01-11 James E. Wilson <wilson@specifix.com>
8833 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8835 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8837 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8838 save/restore frame pointer register and don't use 'call-prologues'
8839 optimization in function with "OS_task" attribute.
8841 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8844 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8845 when copying to memory.
8847 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8849 PR rtl-optimization/30905
8850 * cfgcleanup.c: Include dce.h
8851 (crossjumps_occured): New global variable.
8852 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8853 If something changed, set crossjumps_occured to true.
8854 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8855 Don't add/remove fake edges to exit here...
8856 (cleanup_cfg): ...but do it here, when crossjumping.
8857 Run a fast DCE when successful crossjumps occured in the latest
8858 iteration of try_optimize_cfg.
8860 2008-01-11 Richard Guenther <rguenther@suse.de>
8862 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8863 (struct vn_unary_op_s): Likewise.
8864 (vn_reference_insert): Free old reference on hash collision.
8866 2008-01-10 Raksit Ashok <raksit@google.com>
8868 PR rtl-optimization/27971
8869 * combine.c (find_split_point): Split PLUS expressions which are
8870 inside a MEM rtx, and whose first operand is complex.
8872 2008-01-10 DJ Delorie <dj@redhat.com>
8874 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8875 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8876 (m32c_hard_regno_ok): Call the underlying function.
8878 2008-01-10 Richard Guenther <rguenther@suse.de>
8881 * tree-cfg.c (tree_merge_blocks): Do not go through the
8882 full-blown folding and stmt updating path if we just deal
8883 with virtual operands.
8884 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8885 test for abnormal SSA_NAMEs.
8887 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8890 * reload.c (push_reload): Add assertions. All constants from
8891 reg_equiv_constant should have been used for replacing the respective
8893 (find_reloads_address): Invoke find_reloads_address_part for
8894 constant taken from the reg_equiv_constant array.
8896 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8898 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8899 field (valnum) the first in the struct. Replace bools with
8902 2008-01-10 Richard Guenther <rguenther@suse.de>
8904 PR tree-optimization/34651
8905 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8906 types and ordering for masking and converting.
8908 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8910 PR tree-optimization/34017
8911 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8912 also for PHI_NODE expressions.
8914 2008-01-09 Jan Hubicka <jh@suse.cz>
8916 PR tree-optimization/34708
8917 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8918 based on number of case labels.
8919 (init_inline_once): Remove switch_cost.
8920 * tree-inline.h (eni_weights_d): Remove switch_cost.
8922 2008-01-09 Richard Guenther <rguenther@suse.de>
8923 Andrew Pinski <andrew_pinski@playstation.sony.com>
8926 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8927 temporary if an rvalue is ok or an lvalue is not required.
8929 2008-01-09 Richard Guenther <rguenther@suse.de>
8932 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8935 2008-01-09 Richard Guenther <rguenther@suse.de>
8938 * tree.c (host_integerp): Check for sizetype only if the
8939 type is an integer type.
8941 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8944 * opts.c (decode_options): Disable inlining of functions called
8945 once if not in unit-at-a-time mode.
8947 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8949 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8951 2008-01-08 Richard Guenther <rguenther@suse.de>
8954 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8955 out early if the result will be unused.
8957 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8962 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8963 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8966 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8968 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8969 for vectorization tuned.
8971 2008-01-08 Richard Guenther <rguenther@suse.de>
8973 PR tree-optimization/34683
8974 * tree-ssa-operands.c (operand_build_cmp): Export.
8975 * tree-ssa-operands.h (operand_build_cmp): Declare.
8976 * tree-vn.c (vuses_compare): Remove.
8977 (sort_vuses): Use operand_build_cmp.
8978 (sort_vuses_heap): Likewise.
8979 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8980 to re-use old VEC if available. Do not sort already sorted VUSEs.
8981 (vdefs_to_vec): Do not sort already sorted VDEFs.
8983 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8986 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8988 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8991 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8992 limitations of reciprocal sequences on x86 targets.
8994 2008-01-08 Richard Guenther <rguenther@suse.de>
8996 PR tree-optimization/34683
8997 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8999 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9002 * config/darwin.c (darwin_mergeable_string_section): Don't use
9003 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9005 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9008 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9009 negxf2. Macroize expander using X87MODEF mode iterator. Change
9010 predicates of op0 and op1 to register_operand.
9011 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9012 expander using X87MODEF mode iterator. Change predicates of
9013 op0 and op1 to register_operand.
9014 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9015 corresponding patterns and macroize using MODEF macro. Change
9016 predicates of op0 and op1 to register_operand and remove
9017 "m" constraint. Disparage "r" alternative with "!".
9018 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9019 macroize using X87MODEF macro. Change predicates of op0 and op1
9020 to register_operand and remove "m" constraint. Disparage "r"
9021 alternative with "!".
9022 (absneg splitter with memory operands): Remove.
9023 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9024 patterns and macroize using X87MODEF mode iterator.
9025 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9026 Change predicate of op1 to register_operand.
9027 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9028 for memory operands.
9030 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9032 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9034 2008-01-07 Richard Guenther <rguenther@suse.de>
9036 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9039 2008-01-07 Richard Guenther <rguenther@suse.de>
9041 PR tree-optimization/34683
9042 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9043 VOPs of the needed size to save memory. Use VEC_quick_push
9044 to save compile-time.
9045 (vdefs_to_vec): Likewise.
9047 2008-01-07 Sa Liu <saliu@de.ibm.com>
9049 * config/spu/spu.md (divdf3): Genetate inline code for double
9050 division. The implementation doesn't handle INF or NAN, therefore it
9051 only applies when -ffinite-math-only is given.
9053 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9056 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9057 * doc/cpp.texi ([Common Predefined Macros]): Document.
9059 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9061 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9062 order to use commutative addition instead of subtraction.
9064 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9065 Mircea Namolaru <namolaru@il.ibm.com>
9066 Vladimir Yanovsky <yanov@il.ibm.com>
9067 Revital Eres <eres@il.ibm.com>
9069 PR tree-optimization/34263
9070 * tree-outof-ssa.c (process_single_block_loop_latch,
9071 contains_tree_r): New functions.
9072 (analyze_edges_for_bb): Call process_single_block_loop_latch
9073 function to empty single-basic-block latch block if possible.
9075 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9077 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9079 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9081 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9083 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9085 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9087 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9089 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9091 PR tree-optimization/34618
9092 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9095 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9098 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9099 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9100 Update copyright year.
9102 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9103 Update copyright year.
9104 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9107 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9109 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9110 edge does not point to current bb before changing need_assert.
9112 2008-01-04 Richard Guenther <rguenther@suse.de>
9115 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9116 for verifying purposes if they are is_gimple_min_invariant.
9118 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9120 PR tree-optimization/34448
9121 PR tree-optimization/34465
9122 * gimplify.c (gimplify_init_constructor): Add new parameter
9123 notify_temp_creation. Use it.
9124 (gimplify_modify_expr_rhs): Take volatiles into account when
9125 optimizing constructors.
9126 Do not optimize constructors if gimplify_init_constructor will dump to
9128 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9129 * gcc.c-torture/compile/pr34448.c: New.
9131 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9133 PR gcov-profile/34609
9134 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9135 return_slot if result is TREE_ADDRESSABLE.
9137 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9139 * config/mips/mips.md (sqrt_condition): Tweak comment.
9140 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9142 2008-01-03 Tom Tromey <tromey@redhat.com>
9145 * c-common.c (c_type_hash): Handle VLAs.
9147 2008-01-03 Jan Hubicka <jh@suse.cz>
9149 PR tree-optimization/31081
9150 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9151 0 when inlining and not inlining to first basic block.
9152 (remap_decl): When var is initialized to 0, don't set default_def.
9153 (expand_call_inline): Set entry_bb.
9154 * tree-inline.h (copy_body_data): Add entry_bb.
9156 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9159 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9162 PR tree-optimization/29484
9163 * tree-inline.c (inline_forbidden_p_2): New function.
9164 (inline_forbidden_p): Disallow inlining if some static var
9165 has an address of a local LABEL_DECL in its initializer.
9166 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9169 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9171 PR tree-optimization/34635
9172 * tree-data-ref.c (add_other_self_distances): Make sure that the
9173 evolution step is constant.
9175 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9178 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9180 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9182 * tree-sra.c (scalarize_init): Insert the generate_element_init
9183 statements after the generate_element_zero statements.
9185 2008-01-02 Richard Guenther <rguenther@suse.de>
9189 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9190 for very large number of operands instead of ICEing.
9192 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9195 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9196 while stack probing.
9198 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9200 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9203 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9206 * tree-mudflap.c (mx_register_decls): Guard warning by
9207 !DECL_ARTIFICIAL check.
9209 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9211 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9212 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9213 sse5_perm<mode>): Fix constraints.