1 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4 (ix86_expand_strlensi_unroll_1): Ditto.
5 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
6 (ix86_expand_carry_flag_compare): Update comment.
8 2007-08-21 Jakub Jelinek <jakub@redhat.com>
11 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
12 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
14 2007-08-21 Richard Guenther <rguenther@suse.de>
16 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
18 2007-08-21 Richard Guenther <rguenther@suse.de>
21 * fold-const.c (fold_binary): Remove index +p PTR folding.
22 Fix types of POINTER_PLUS_EXPR generated by folding of
25 2007-08-20 Chao-ying Fu <fu@mips.com>
27 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
28 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
29 RID_ONEWAY, so that it can be checked in declspecs_add_type.
30 (c_common_fixed_point_type_for_size): Declare.
31 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
32 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
33 (c_token_starts_declspecs): Likewise.
34 (c_parser_declspecs): Likewise.
35 (c_parser_attributes): Likewise.
36 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
37 (c_declspecs): Add saturating_p.
38 * c-decl.c (build_null_declspecs): Initialize saturating_p.
39 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
41 Avoid using void, bool, char, int, float, double, _Decimal32,
42 _Decimal64, _Decimal128, and complex with _Sat.
43 Handle RID_FRACT and RID_ACCUM.
44 Make sure _Sat is used with _Fract or _Accum.
45 (finish_declspecs): Handle cts_fract and cts_accum.
46 * c-common.c (fixed-value.h): New include.
47 (constant_expression_warning): Handle FIXED_CST.
48 (overflow_warning): Likewise.
49 (warnings_for_convert_and_check): Likewise.
50 (c_common_fixed_point_type_for_size): New.
51 (c_common_type_for_mode): Handle fixed-point modes to
52 return various saturating/non-saturating, signed/unsigned types.
53 (c_common_signed_or_unsigned_type): Support fixed-point types.
54 (shorten_compare): Check fixed-point zero.
55 Handle FIXED_POINT_TYPE.
56 (c_common_truthvalue_conversion): Handle FIXED_CST.
57 Handle FIXED_POINT_TYPE.
58 (c_common_nodes_and_builtins): Record builtin types for fixed-point
60 (handle_mode_attribute): Handle fixed-point modes. Need to check
61 if the signness of base type and fixed-point modes are consistent.
62 (handle_vector_size_attribute): Handle fixed-point modes.
63 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
64 (warn_for_div_by_zero): Check fixed-point zero.
65 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
66 a common fixed-point type based on fbit, ibit, sign, and saturation.
67 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
68 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
69 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
70 (convert_for_assignment): Support FIXED_POINT_TYPE.
71 (digest_init): Handle FIXED_POINT_TYPE.
72 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
73 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
74 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
75 GE_EXPR, LT_EXPR, GT_EXPR.
76 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
77 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
78 * target.h (gcc_target): Add fixed_point_supported_p.
79 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
80 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
81 (default_fixed_point_supported_p): Define.
82 * targhooks.h (default_fixed_point_supported_p): Declare.
83 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
84 * doc/install.texi (Configuration): Add --enable-fixed-point.
85 * configure.ac (--enable-fixed-point): New to enable fixed-point
86 arithmetic extension to C. For mips targets, we enable it by default.
87 * configure, config.in: Regenerate.
89 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
91 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
93 2007-08-20 David Edelsohn <edelsohn@gnu.org>
95 * dwarf2out.c (text_section_used): Move declaration outside ifdef
96 DWARF2_DEBUGGING_INFO.
97 (cold_text_section_used): Same.
98 (cold_text_section): Same.
100 2007-08-20 Richard Guenther <rguenther@suse.de>
102 * c-typeck.c (convert_for_assignment): Use the type of
103 the member for the initialization.
105 2007-08-20 Richard Guenther <rguenther@suse.de>
107 * c-objc-common.c (c_disregard_inline_limits): Remove.
108 * c-objc-common.h (c_disregard_inline_limits): Likewise.
109 * cgraphunit.c (cgraph_process_new_functions): Call
110 disregard_inline_limits_p.
111 (cgraph_preserve_function_body_p): Likewise.
112 * ipa-inline.c (compute_inline_parameters): Likewise.
113 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
115 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
116 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
117 disregard_inline_limits langhook.
118 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
120 * langhooks.h (lang_hooks_for_tree_inlining): Remove
121 disregard_inline_limits langhook.
122 * tree-inline.c (disregard_inline_limits_p): New function.
123 * tree-inline.h (disregard_inline_limits_p): Declare.
125 2007-08-20 Richard Guenther <rguenther@suse.de>
127 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
128 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
129 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
130 auto_var_in_fn_p langhook.
131 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
133 * tree.c (auto_var_in_fn_p): ... here.
134 (find_var_from_fn): Call auto_var_in_fn_p directly.
135 * langhooks.h (lang_hooks_for_tree_inlining): Remove
136 auto_var_in_fn_p langhook.
137 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
138 (copy_body_r): Likewise.
139 (self_inlining_addr_expr): Likewise.
140 * tree.h (auto_var_in_fn_p): Declare.
142 2007-08-20 Richard Guenther <rguenther@suse.de>
144 * tree.c (WALK_SUBTREE): Call walk_tree_1.
145 (walk_type_fields): Take lh parameter.
146 (walk_tree): Rename to ...
147 (walk_tree_1): ... this. Do not call the walk_subtrees
148 langhook but the now passed callback. Pass lh on recursion.
149 (walk_tree_without_duplicates): Rename to ...
150 (walk_tree_without_duplicates_1): ... this. Take lh parameter
151 and call walk_tree_1.
152 * tree.h (walk_tree_lh): New typedef.
153 (walk_tree_1): Declare.
154 (walk_tree_without_duplicates_1): Likewise.
155 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
156 (walk_tree_without_duplicates): New define to
157 walk_tree_without_duplicates_1 with NULL lh parameter.
158 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
159 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
161 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
162 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
163 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
166 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
169 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
170 code in front of the compacting of basic blocks.
171 Move the folding of statements inbetween the cgraph checking
172 and compacting of basic blocks.
174 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
175 Serge Belyshev <belyshev@depni.sinp.msu.ru>
178 * config/alpha/alpha.c (va_list_skip_additions): Check for
179 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
180 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
181 PLUS_EXPR when checking ap.__base.
182 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
183 when doing addition on pointer types. Use size_int instead of
185 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
186 ptr_type in the second operand.
188 2007-08-19 Andrew Pinski <pinskia@gmail.com>
191 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
193 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
196 * cfgexpand.c (expand_one_register_var): Mark pointer
197 DECL_ARTIFICIAL as REG_POINTER also.
198 * stmt.c (expand_decl): Likewise.
200 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
207 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
208 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
209 on_worklist argument and avoid adding things to worklist multiple
211 (add_to_worklist): Ditto.
212 (mark_aliases_call_clobbered): Mark entire structure clobbered if
213 single SFT is clobbered.
214 (set_initial_properties): Ditto.
215 (compute_call_clobbered): Update for changes to function
217 (create_overlap_variables_for): Always create SFT for offset 0.
218 (create_structure_vars): Handle PHI's, since we are in SSA form at
220 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
221 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
223 (add_vars_for_offset): Figure out aliases from access + points-to.
224 (add_virtual_operand): Use add_vars-for_offset.
225 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
226 (add_call_clobber_ops): Remove makes_clobbering_call set.
227 (get_expr_operands): Always pass through the INDIRECT_REF
229 * tree-ssa-structalias.c (struct constraint_graph): Remove
231 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
232 address_taken, pt_used, number_incoming.
233 (FIRST_ADDR_NODE): Removed.
234 (merge_graph_nodes): Remove broken code for the moment.
235 (init_graph): New function.
236 (build_pred_graph): Remove code to init_graph.
237 Add location equivalence support.
238 (struct scc_info): Rename roots to deleted.
240 (init_scc_info): Ditto
241 (init_topo_info): Use graph->size.
242 (compute_topo_order): Ditto.
243 (do_da_constraint): Removed.
244 (do_sd_constraint): Remove calls to find().
245 set_union_with_increment should always get 0 as last arg here.
246 (do_complex_constraint): Replace do_da_constraint with assert.
248 (struct equiv_class_label): New.
249 (pointer_equiv_class_table): Ditto.
250 (location_equiv_class_table): Ditto.
251 (equiv_class_label_hash): Ditto.
252 (equiv_class_label_eq): Ditto
253 (equiv_class_lookup): Ditto.
254 (equiv_class_ladd): Ditto.
255 (pointer_equiv_class): Ditto.
256 (location_equiv_class): Ditto.
257 (condense_visit): Rename and rewrite from label_visit to do only
258 SCC related stuff for HU.
259 (label_visit): Do HU work for HU.
260 (perform_var_substitution): Update to do HU and location
262 (free_var_substitution_info): Update to free HU and location
263 equivalence structures. */
264 (find_equivalent_node): Update for pointer but not location
266 (unite_pointer_equivalences): New function.
267 (move_complex_constraints): Rewrite to only do moving.
268 (rewrite_constraints): Split out of move_complex_constraints.
269 (solve_graph): Use graph->size.
270 (process_constraint_1): Add from_call argument, use it.
271 Split *a = &b into two constraints.
272 (process_constraint): Use new process_constraint_1.
273 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
274 (get_constraint_for): Handle non-pointer integers properly.
275 Remove code that used to handle structures.
276 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
277 with unknown addends.
278 (handle_rhs_call): New function.
279 (find_func_aliases): Use handle_rhs_call.
280 (set_uids_in_ptset): Add an assert.
281 (set_used_smts): Fix bug in not considering unified vars.
282 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
283 (compute_points_to_sets): Update for other function changes.
284 (delete_points_to_sets): Ditto.
285 (ipa_pta_execute): Ditto.
286 (pass_ipa_pta): We need to update SSA after ipa_pta.
288 2007-08-19 Jan Hubicka <jh@suse.cz>
290 * i386.md: Replace "rim" and "mri" constraints by "g".
292 2007-08-19 Joseph Myers <joseph@codesourcery.com>
294 * dwarf2out.c (text_section_used, cold_text_section_used,
295 cold_text_section, dwarf2out_note_section_used): New.
296 (dwarf2out_init): Initialize cold_text_section.
297 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
298 dwarf2out_note_section_used.
299 (size_of_aranges): Only count entry for text section if it was
300 used. Count entry for cold text section if it was used.
301 (output_aranges): Only output entries for text section and cold
302 text section if they were used.
304 2007-08-19 Andrew Pinski <pinskia@gmail.com>
306 * tree-pretty-print.c (debug_generic_expr): Add a comment about
308 (debug_generic_stmt): Likewise.
309 (debug_tree_chain): Likewise.
311 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
313 * tree-data-refs.c (split_constant_offset): Expose.
314 * tree-data-refs.h (split_constant_offset): Add declaration.
316 * tree-vectorizer.h (dr_alignment_support): Renamed
317 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
318 Added a new value dr_explicit_realign.
319 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
320 dr_offset, dr_step, and dr_aligned_to, along with new access
321 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
322 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
323 STMT_VINFO_DR_ALIGNED_TO.
325 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
327 In case of outer-loop vectorization with non-fixed misalignment - use
328 the dr_explicit_realign scheme instead of the optimized realignment
330 (new_stmt_vec_info): Initialize new fields.
332 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
333 'nested_in_vect_loop' case. Change verbosity level.
334 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
335 Don't fail on zero step in the outer-loop for loads.
336 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
337 offset and init relative to the outer-loop.
339 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
340 BSI function argument with a new function argument - at_loop.
341 Simplify the condition that determines STEP. Takes additional argument
342 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
343 case), including zero step in the outer-loop. Call
344 vect_create_addr_base_for_vector_ref with additional argument.
345 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
346 Updated function documentation. Handle the 'nested_in_vect_loop' case.
347 Fixed and simplified calculation of step.
348 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
349 of bsi, and with additional argument. Call bump_vector_ptr with
350 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
351 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
352 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
353 when the realignment setup needs to take place inside the loop. Support
354 the dr_explicit_realign scheme. Allow generating the optimized
355 realignment scheme for outer-loop vectorization. Added documentation.
356 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
357 'nested_in_vect_loop' case, including loads that are invariant in the
358 outer-loop and the realignment schemes. Handle the case when the
359 realignment setup needs to take place inside the loop. Call
360 vect_setup_realignment with additional arguments. Call
361 vect_create_data_ref_ptr with additional argument and with loop instead
362 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
363 (vect_gen_niters_for_prolog_loop): Call
364 vect_create_addr_base_for_vector_ref with additional arguments.
365 (vect_create_cond_for_align_checks): Likewise.
366 (bump_vector_ptr): Updated to support the new dr_explicit_realign
367 scheme: takes additional argument bump; argument ptr_incr is now
368 optional; updated documentation.
369 (vect_init_vector): Takes additional argument (bsi). Use it, if
370 available, to insert the vector initialization.
371 (get_initial_def_for_induction): Pass additional argument in call to
373 (vect_get_vec_def_for_operand): Likewise.
374 (vect_setup_realignment): Likewise.
375 (vectorizable_load): Likewise.
377 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
379 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
380 as argument instead of struct loop.
381 (nested_in_vect_loop_p): New function.
382 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
384 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
385 from other phis in the loop.
386 (destroy_loop_vec_info): Add additional argument to declaration.
388 * tree-vectorizer.c (supportable_widening_operation): Also check if
389 nested_in_vect_loop_p (don't allow changing the order in this case).
390 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
391 of struct loop. Call nested_in_vect_loop_p and don't require
392 flag_unsafe_math_optimizations if it returns true.
393 (new_stmt_vec_info): When setting def_type for phis differentiate
394 loop-header phis from other phis.
395 (bb_in_loop_p): New function.
396 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
397 update their loop_vinfo. Order of BB traversal now matters - call
398 dfs_enumerate_from with bb_in_loop_p.
399 (destroy_loop_vec_info): Takes additional argument to control whether
400 stmt_vinfo of the loop stmts should be destroyed as well.
401 (vect_is_simple_reduction): Allow the "non-reduction" use of a
402 reduction stmt to be defines by a non loop-header phi.
403 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
405 * tree-vect-transform.c (vectorizable_reduction): Call
406 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
407 (vectorizable_call): Likewise.
408 (vectorizable_conversion): Likewise.
409 (vectorizable_operation): Likewise.
410 (vectorizable_type_promotion): Likewise.
411 (vectorizable_type_demotion): Likewise.
412 (vectorizable_store): Likewise.
413 (vectorizable_live_operation): Likewise.
414 (vectorizable_reduction): Likewise. Also pass loop_info to
415 vect_is_simple_reduction instead of loop.
416 (vect_init_vector): Call nested_in_vect_loop_p.
417 (get_initial_def_for_reduction): Likewise.
418 (vect_create_epilog_for_reduction): Likewise.
419 (vect_init_vector): Check which loop to work with, in case there's an
421 (get_initial_def_for_inducion): Extend to handle outer-loop
422 vectorization. Fix indentation.
423 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
424 In the case vect_induction_def get the vector def from the induction
425 phi node, instead of calling get_initial_def_for_inducion.
426 (get_initial_def_for_reduction): Extend to handle outer-loop
428 (vect_create_epilog_for_reduction): Extend to handle outer-loop
430 (vect_transform_loop): Change assert to just skip this case. Add a
432 (vect_finish_stmt_generation): Add a couple asserts.
434 (vect_estimate_min_profitable_iters): Multiply
435 cost of inner-loop stmts (in outer-loop vectorization) by estimated
437 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
438 this is an inner-loop reduction in outer-loop vectorization.
440 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
441 Same code as what used to be vect_analyze_scalar_cycles, only with
442 additional argument loop, and loop_info passed to
443 vect_is_simple_reduction instead of loop.
444 (vect_analyze_scalar_cycles): Code factored out into
445 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
446 Updated documentation.
447 (analyze_operations): Check for inner-loop loop-closed exit-phis during
448 outer-loop vectorization that are live or not used in the outerloop,
449 cause this requires special handling.
450 (vect_enhance_data_refs_alignment): Don't consider versioning for
452 (vect_analyze_data_refs): Check that there are no datarefs in the
454 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
455 and vect_used_in_outer_by_reduction cases.
456 (process_use): Also consider the case of outer-loop stmt defining an
457 inner-loop stmt and vice versa.
458 (vect_analyze_loop_1): New function.
459 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
460 loops. Call vect_analyze_loop_1.
461 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
462 been vectorized. Call destroy_loop_vec_info with additional argument.
464 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
465 in the inner-loop when doing outer-loop vectorization. Add
466 documentation and printout.
467 (vect_recog_dot_prod_pattern): Likewise. Also add check for
468 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
470 2007-08-18 Andrew Pinski <pinskia@gmail.com>
472 * tree-affine.h (print_aff): New prototype.
473 (debug_aff): Likewise.
474 * tree-affine.c (print_aff): New function.
475 (debug_aff): Likewise.
477 2007-08-18 Paul Brook <paul@codesourcery.com>
478 Joseph Myers <joseph@codesourcery.com>
480 * common.opt (-fdebug-prefix-map=): New option.
481 * opts.c: Include debug.h.
482 (common_handle_option): Handle -fdebug-prefix-map.
483 * final.c: Include ggc.h.
484 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
485 remap_debug_filename): New.
486 * Makefile.in (final.o, opts.o): Update dependencies.
487 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
488 * configure.ac: Check for assembler --debug-prefix-map support.
489 * configure, config.in: Regenerate.
490 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
491 (ASM_DEBUG_SPEC): Include ASM_MAP.
492 * doc/install.texi (--with-debug-prefix-map): Document.
493 * doc/invoke.texi (-fdebug-prefix-map): Document.
494 * dbxout.c (dbxout_init, dbxout_start_source_file,
495 dbxout_source_file): Call remap_debug_filename.
496 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
497 dwarf2out_start_source_file, dwarf2out_finish): Call
498 remap_debug_filename.
499 (file_table_relative_p): Do not check d->emitted_number.
500 * toplev.c (output_file_directive): Call remap_debug_filename.
501 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
502 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
504 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
506 * loop-invariant.c (find_invariants_to_move): Add missing macro
509 2007-08-17 Tom Tromey <tromey@redhat.com>
511 * tree.h (struct tree_label_decl): Removed old "java" fields.
513 2007-08-17 Richard Sandiford <richard@codesourcery.com>
514 Nigel Stephens <nigel@mips.com>
516 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
517 Treat -mno-data-in-code and -mcode-xonly as aliases for
518 -mcode-readable=no and -mcode-readable=pcrel respectively.
519 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
520 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
521 (MULTILIB_DIRNAMES): Update accordingly.
523 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
525 * Makefile.in (version.o): Depend on $(REVISION) only if
526 REVISION_s is defined.
528 2007-08-17 Sa Liu <saliu@de.ibm.com>
529 Ulrich Weigand <uweigand@de.ibm.com>
532 * tree.c (reconstruct_complex_type): For a pointer to a vector,
533 use build_qualified_type to retain qualifiers of the base type.
535 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
537 * config/score/score.md : Update pattern tablejump.
538 * config/score/score.c : Update score_initialize_trampoline
540 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
541 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
542 * doc/contrib.texi: Add my entry.
544 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
546 * Makefile.in (REVISION): New.
549 (version.o): Also depend on $(REVISION). Add
550 -DREVISION=$(REVISION_s).
552 * version.c (version_string): Add REVISION.
554 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
556 * tree-eh.c (lower_try_finally_onedest): Reset the locus
557 of GOTO that's relocated to a different block.
559 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
561 * c-common.c (const_strip_array_types): New.
562 * c-common.h (lang_missing_noreturn_ok_p): Delete.
563 (const_strip_array_types): New.
564 * c-objc-common.c (c_disregard_inline_limits,
565 c_warn_unused_global_decl): Constify.
566 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
567 c_vla_type_p, c_incomplete_type_error): Likewise.
568 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
569 * hooks.c (hook_bool_const_tree_false): New.
570 * hooks.h (hook_bool_const_tree_false): Likewise.
571 * langhooks-def.h (lhd_warn_unused_global_decl,
572 lhd_incomplete_type_error, lhd_expr_size,
573 lhd_tree_inlining_disregard_inline_limits,
574 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
575 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
576 * langhooks.c (lhd_warn_unused_global_decl,
577 lhd_incomplete_type_error,
578 lhd_tree_inlining_disregard_inline_limits,
579 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
580 lhd_expr_size): Likewise.
581 * langhooks.h (lang_hooks_for_tree_inlining,
582 lang_hooks_for_tree_dump, lang_hooks_for_types,
583 lang_hooks_for_decls, lang_hooks): Likewise.
584 * pointer-set.c (pointer_set_t, pointer_set_create,
585 pointer_set_contains, insert_aux, pointer_set_insert,
586 pointer_set_traverse, pointer_map_t, pointer_map_create,
587 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
589 * pointer-set.h (pointer_set_contains, pointer_set_insert,
590 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
591 pointer_map_traverse): Likewise.
592 * predict.c (assert_is_empty): Likewise.
593 * tree-affine.c (free_name_expansion): Likewise.
594 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
595 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
596 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
598 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
600 * tree-vectorizer.c (new_loop_vec_info): Initialize new
602 (destroy_loop_vec_info): Add call to VEC_free.
603 * tree-vectorizer.h (may_alias_ddrs): Define.
604 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
605 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
606 Change reporting to dump.
607 (vect_is_duplicate_ddr): New.
608 (vect_mark_for_runtime_alias_test): New.
609 (vect_analyze_data_ref_dependences) Add call to
610 vect_mark_for_runtime_alias_test.
611 (vect_enhance_data_refs_alignment): Define local variable
612 vect_versioning_for_alias_required, don't perform
613 peeling for alignment if versioning for alias is
615 (vect_enhance_data_refs_alignment): Use
616 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
617 PARAM_VECT_MAX_VERSION_CHECKS.
618 * tree-vect-transform.c
619 (vect_create_cond_for_alias_checks): New.
620 (vect_transform_loop): Add call to
621 vect_create_cond_for_alias_checks.
622 (vect_vfa_segment_size): New.
623 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
625 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
626 * gcc/doc/invoke.texi
627 (vect-max-version-for-alignment-checks): Document.
628 (vect-max-version-for-alias-checks): Document.
629 (vect-max-version-checks): Remove.
631 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
634 the same line as the instruction for all asm dialects.
636 (*rep_movsi_rex64): Ditto.
638 (*rep_movqi_rex64): Ditto.
639 (*rep_stosdi_rex64): Ditto.
640 (*rep_stossi): Ditto.
641 (*rep_stossi_rex64): Ditto.
642 (*rep_stosqi): Ditto.
643 (*rep_stosqi_rex64): Ditto.
644 (*cmpstrnqi_nz_1): Ditto.
645 (*cmpstrnqi_nz_rex_1): Ditto.
646 (*cmpstrnqi_1): Ditto.
647 (*cmpstrnqi_rex_1): Ditto.
648 (*strlenqi_1): Ditto.
649 (*strlenqi_rex_1): Ditto.
650 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
651 prefix on the same line as the instruction for all asm dialects.
652 (sync_double_compare_and_swap<mode>): Ditto.
653 (*sync_double_compare_and_swapdi_pic): Ditto.
654 (*sync_compare_and_swap_cc<mode>): Ditto.
655 (sync_double_compare_and_swap_cc<mode>): Ditto.
656 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
657 (sync_old_add<mode>): Ditto.
658 (sync_add<mode>): Ditto.
659 (sync_sub<mode>): Ditto.
660 (sync_ior<mode>): Ditto.
661 (sync_and<mode>): Ditto.
662 (sync_xor<mode>): Ditto.
664 2007-08-16 Richard Sandiford <richard@codesourcery.com>
667 * reload.c (find_reloads): Check that the memory returned by
668 find_reloads_toplev was not the result of forcing a constant
670 (find_reloads_toplev): Always use simplify_gen_subreg to get
671 the subreg of a constant. If the result is also a constant,
672 but not a legitimate one, force it into the constant pool
673 and reload its address.
675 2007-08-15 David Edelsohn <edelsohn@gnu.org>
677 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
680 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
682 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
683 directive for the current vector ABI.
685 2007-08-15 Steve Ellcey <sje@cup.hp.com>
688 * caller-save.c (reg_save_code): Set invalide status on restore code.
690 2007-08-15 Diego Novillo <dnovillo@google.com>
692 * tree-ssa-alias.c (compute_memory_partitions): Use
693 alias_bitmap_obstack to allocate bitmaps.
694 (reset_alias_info): Factor out of init_alias_info.
695 Mark all name tags not associated to an SSA name for renaming.
696 (init_alias_info): Call it.
697 (create_name_tags): Tidy. Add comments.
698 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
700 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
702 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
703 scheduler dependencies.
705 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
707 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
709 (*iorsi_1_zext): Likewise.
710 (*iorsi_1_zext_imm): Likewise.
711 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
712 with "rm"/"xm" constraint.
713 (sse2_vmsqrtv2df2): Likewise.
715 2007-08-15 Jakub Jelinek <jakub@redhat.com>
718 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
721 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
723 * tree-pass.h (PROP_pta): Removed.
724 (TODO_rebuild_alias): New.
725 (pass_may_alias): Removed.
726 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
727 aliasing if we changed something.
728 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
730 (pass_may_alias): Removed.
731 (create_structure_vars): Return TODO_rebuild_alias.
732 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
733 * tree-sra.c (tree_sra): Only rebuild aliasing if something
735 (tree_sra_early): We never affect aliasing right now.
736 * tree-flow.h (compute_may_aliases): New prototype.
737 * passes.c: Remove pass_may_alias from the passes.
738 (execute_function_todo): Support TODO_rebuild_alias.
740 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
742 * i386.c: (legitimize_address): Move dllimported variable check
743 infront of legitimizing pic address of CONST symbols.
745 2007-08-14 Steve Ellcey <sje@cup.hp.com>
747 PR tree-optimization/32941
748 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
749 (goto_queue_cmp): Remove.
750 (find_goto_replacement): Change search method.
751 (maybe_record_in_goto_queue): Add assert.
752 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
753 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
755 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
757 * alias.c (component_uses_parent_alias_set): Constify.
758 * alias.h (component_uses_parent_alias_set): Likewise.
759 * cfgrtl.c (print_rtl_with_bb): Likewise.
760 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
761 mpz_get_double_int): Likewise.
762 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
763 mpz_get_double_int): Likewise.
764 * expr.c (is_aligning_offset, undefined_operand_subword_p,
765 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
767 * expr.h (safe_from_p): Likewise.
768 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
770 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
771 zero_sized_type, goa_lhs_expr_p): Likewise.
772 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
773 * rtl.h (print_rtl_with_bb): Likewise.
774 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
775 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
776 * tree-flow-inline.h (bb_stmt_list): Constify.
777 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
779 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
780 const_first_stmt, const_last_stmt): New.
781 (block_may_fallthru, empty_block_p): Constify.
782 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
783 EXPR_ONLY_BODY): New.
784 (expr_first, expr_last, expr_only): Use macro for body.
785 (const_expr_first, const_expr_last, const_expr_only): New.
786 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
787 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
788 ctsi_prev, ctsi_stmt): New.
789 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
790 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
791 * tree-ssa-loop-niter.c (loop_only_exit_p,
792 derive_constant_upper_bound): Likewise.
793 * tree-ssa-phiopt.c (empty_block_p): Likewise.
794 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
795 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
796 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
797 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
798 * tree.c (get_type_static_bounds): Likewise.
799 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
800 (get_type_static_bounds): Constify.
802 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
805 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
806 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
807 (*<addsub><mode>3_cc_overflow): New.
808 (*add<mode>3_cconly_overflow): New.
809 (*sub<mode>3_cconly_overflow): New.
810 (*<addsub>si3_zext_cc_overflow): New.
811 * config/i386/predicates.md (fcmov_comparison_operator): Accept
812 CCCmode for LTU, GTU, LEU and GEU.
813 (ix86_comparison_operator): Likewise.
814 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
815 * config/i386/i386.c (put_condition_code): Support CCCmode.
816 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
817 or MINUS expressions.
819 2007-08-14 Andrew Pinski <pinskia@gmail.com>
822 * c-typeck.c (build_binary_op): Disallow vector float types with
823 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
825 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
827 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
828 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
829 (dep_def): New typedef.
830 (init_dep_1, sd_debug_dep): Declare functions.
831 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
832 (debug_dep_links): Remove.
833 (struct _deps_list): New field 'n_links'.
834 (DEPS_LIST_N_LINKS): New macro.
835 (FOR_EACH_DEP_LINK): Remove.
836 (create_deps_list, free_deps_list, delete_deps_list): Remove
838 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
839 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
840 (copy_deps_list_change_con, move_dep_link): Ditto.
841 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
842 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
844 (INSN_BACK_DEPS): Remove.
845 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
847 (INSN_DEP_COUNT): Remove.
848 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
849 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
850 Declare global variables.
851 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
852 (add_forw_dep, compute_forward_dependences): Remove declarations.
853 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
854 (add_back_forw_dep, delete_back_forw_dep): Ditto.
855 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
857 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
859 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
860 (sd_list_types_def): New typedef.
861 (sd_next_list): Declare function.
862 (struct _sd_iterator): New type.
863 (sd_iterator_def): New typedef.
864 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
866 (FOR_EACH_DEP): New cycle wrapper.
867 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
869 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
870 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
873 * sched-deps.c (init_dep_1): Make global.
874 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
876 (dump_dep): New static function.
877 (dump_dep_flags): New static variable.
878 (sd_debug_dep): New function.
879 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
881 (move_dep_link): Use remove_from_deps_list (), instead of
883 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
884 (dep_link_is_detached_p): New static function.
885 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
887 (dn_pool, dl_pool): New alloc_pools.
888 (dn_pool_diff, dl_pool_diff): New static variables.
889 (create_dep_node, delete_dep_node): New static function.
890 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
891 (deps_list_empty_p): Make it static. Use 'n_links' field.
892 (deps_pools_are_empty_p): New static function.
893 (alloc_deps_list, delete_deps_list): Remove.
894 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
895 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
896 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
897 (forward_dependency_cache): Remove.
898 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
899 'back' from the names. Change signature to use dep_t instead of
901 (add_back_dep): Ditto. Make global.
902 (check_dep_status): Rename to check_dep ().
903 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
905 (sd_finish_insn): Ditto.
906 (sd_find_dep_between_no_cache): New static function.
907 (sd_find_dep_between): New function.
908 (ask_dependency_caches, set_dependency_caches): New static functions.
909 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
910 (add_or_update_dep_1): Separate pieces of functionality into
911 ask_dependency_caches (), update_dependency_caches (),
912 change_spec_dep_to_hard (), update_dep ().
913 (get_back_and_forw_lists): New static function.
914 (sd_add_dep): Separate setting of dependency caches into
915 set_dependency_caches ().
916 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
918 (sd_delete_dep): Ditto.
919 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
920 (dump_lists): New static function.
921 (sd_debug_lists): New debug function.
922 (delete_all_dependences, fixup_sched_groups): Update to use
924 (sched_analyze_2): Create data-speculative dependency only if
925 data-speculation is enabled.
926 (sched_analyze_insn): If insn cannot be speculative, make all its
927 dependencies non-speculative.
928 (sched_analyze): Use sd_init_insn ().
929 (add_forw_dep, compute_forward_dependencies): Remove.
930 (delete_dep_nodes_in_back_deps): New static function.
931 (sched_free_deps): New function.
932 (init_dependency_caches): Init alloc_pools.
933 (extend_depedency_caches): Update after removing of
934 forward_dependency_cache.
935 (free_dependency_caches): Ditto. Free alloc_pools.
936 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
937 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
939 (add_back_forw_dep, delete_back_forw_dep): Ditto.
940 (add_dependence): Use init_dep ().
941 (get_dep_weak_1): New static function.
942 (get_dep_weak): Move logic to get_dep_weak_1 ().
943 (dump_ds): New static function moved from haifa-sched.c:
944 debug_spec_status ().
945 (debug_ds): New debug function.
946 (check_dep_status): Rename to check_dep (). Update to check whole
949 * haifa-sched.c (spec_info): Make global.
950 (added_recovery_block_p): Rename to
951 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
952 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
953 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
954 to use new interfaces.
955 (ok_for_early_queue_removal): Ditto.
956 (schedule_block): Initialize logical uids of insns emitted by the
958 (sched_init): Initialize new variable.
959 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
961 (extend_global): Initialize insn data.
962 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
963 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
965 (add_to_speculative_block): Update to use new interfaces.
966 (create_recovery_block): Set new variables.
967 (create_check_block_twin, fix_recovery_deps): Update to use new
969 (sched_insn_is_legitimate_for_speculation_p): New function.
970 (speculate_insn): Move checking logic to
971 sched_insn_is_legitimate_for_speculation_p ().
972 (sched_remove_insn): Finalize sched-deps information of instruction.
973 (clear_priorities, add_jump_dependencies): Update to use new
975 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
977 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
978 to use new interfaces.
979 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
980 (new_ready): Try to use control speculation only if it is available.
981 (add_branch_dependences): Update to use new interfaces.
982 (compute_block_backward_dependences): Rename to
983 compute_block_dependences (). Call
984 targetm.sched.dependencies_evaluation_hook ().
985 (free_block_dependencies): New static function.
986 (debug_dependencies): Update to use new interfaces.
987 (schedule_region): Remove separate computation of forward dependencies.
988 Move call of targetm.sched.dependencies_evaluation_hook () to
989 compute_block_dependences (). Free dependencies at the end of
990 scheduling the region.
992 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
994 (add_deps_for_risky_insns): Ditto.
995 (schedule_ebb): Remove separate computation of forward dependencies.
996 Free dependencies at the end of scheduling the ebb.
998 * ddg.c (create_ddg_dependence): Update to use new interfaces.
999 (build_intra_loop_deps): Ditto. Remove separate computation of forward
1000 dependencies. Free sched-deps dependencies.
1002 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1003 to use new interfaces.
1004 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1006 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1008 (is_costly_group): Ditto.
1010 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1012 * alias.c (rtx_equal_for_memref_p): Constify.
1013 * basic-block.h (const_edge, const_basic_block): New.
1014 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1015 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1016 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1017 probably_never_executed_bb_p, edge_probability_reliable_p,
1018 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1019 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1021 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1022 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1024 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1025 flow_nodes_print, dfs_enumerate_from): Likewise.
1026 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1027 control_flow_insn_p, count_basic_blocks): Likewise.
1028 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1029 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1030 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1031 average_num_loop_insns, loop_exit_edge_p,
1032 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1033 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1034 average_num_loop_insns, seq_cost): Likewise.
1035 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1036 * dominance.c (dominated_by_p): Likewise.
1037 * emit-rtl.c (validate_subreg): Likewise.
1038 * except.c (can_throw_internal, can_throw_external): Likewise.
1039 * except.h (can_throw_internal, can_throw_external): Likewise.
1040 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1041 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1042 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1043 simple_mem, store_ops_ok, load_kills_store, find_loads,
1044 store_killed_in_insn, store_killed_after, store_killed_before,
1045 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1047 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1048 noce_mem_write_may_trap_or_fault_p): Likewise.
1049 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1051 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1053 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1054 probably_cold_bb_p, probably_never_executed_bb_p,
1055 edge_probability_reliable_p, br_prob_note_reliable_p,
1056 can_predict_insn_p): Likewise.
1057 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1058 * resource.c (return_insn_p): Likewise.
1059 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1061 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1062 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1063 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1064 verify_gimple_modify_stmt): Likewise.
1065 * tree-chrec.c (is_not_constant_evolution,
1066 is_multivariate_chrec_rec, is_multivariate_chrec,
1067 chrec_contains_symbols, chrec_contains_undetermined,
1068 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1069 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1070 eq_evolutions_p, scev_direction): Likewise.
1071 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1072 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1073 chrec_contains_symbols_defined_in_loop,
1074 chrec_contains_undetermined, tree_contains_chrecs,
1075 evolution_function_is_affine_multivariate_p,
1076 evolution_function_is_univariate_p, chrec_zerop,
1077 evolution_function_is_constant_p, evolution_function_is_affine_p,
1078 evolution_function_is_affine_or_constant_p,
1079 tree_does_not_contain_chrecs, chrec_type): Likewise.
1080 * tree-data-ref.c (tree_fold_divides_p,
1081 object_address_invariant_in_loop_p, dr_may_alias_p,
1082 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1083 same_access_functions, constant_access_functions,
1084 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1086 * tree-flow.h (scev_direction): Likewise.
1087 * tree-gimple.c (is_gimple_stmt): Likewise.
1088 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1090 * tree-pretty-print.c (op_prio): Likewise.
1091 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1092 analyzable_condition, backedge_phi_arg_p): Likewise.
1093 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1094 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1095 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1098 2007-08-13 Dan Hipschman <dsh@google.com>
1101 * c-format.c (check_format_arg): Move check for zero-length
1102 format strings below the check for unterminated strings.
1104 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1107 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1110 2007-08-13 Nick Clifton <nickc@redhat.com>
1112 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1114 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1117 * c-format.c (gcc_gfc_length_specs): New array.
1118 (gcc_gfc_char_table): Add unsigned specifier, and references to
1119 the l length modifier.
1120 (format_types_orig): Use the new gcc_gfc_length_specs.
1122 2007-08-12 Sa Liu <saliu@de.ibm.com>
1124 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1125 and with REG_RETVAL note after split.
1127 2007-08-11 David Daney <ddaney@avtrex.com>
1129 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1130 as ATTRIBUTE_UNUSED.
1132 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1133 Segher Boessenkool <segher@kernel.crashing.org>
1135 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1136 HAVE_LOCAL_CPU_DETECT not defined.
1138 2007-08-11 Jan Hubicka <jh@suse.cz>
1140 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1141 (cgraph_process_new_functions): Honor previous value of
1142 disregard_inline_limits.
1143 * ipa-inline.c (compute_inline_parameters): Likewise.
1145 2007-08-11 Ian Lance Taylor <iant@google.com>
1147 * alias.h (alias_set_type): Define new type.
1148 (ALIAS_SET_MEMORY_BARRIER): Use it.
1149 * rtl.h: Include alias.h.
1150 (struct mem_attrs): Use alias_set_type.
1151 * tree.h: Include alias.h
1152 (struct tree_type): Use alias_set_type.
1153 (struct tree_struct_field_tag): Likewise.
1154 (struct tree_decl_common): Likewise.
1155 * alias.c (struct alias_set_entry): Use alias_set_type.
1156 (get_alias_set_entry, alias_set_subset_of): Likewise.
1157 (alias_sets_conflict_p): Likewise.
1158 (alias_sets_must_conflict_p): Likewise.
1159 (objects_must_conflict_p): Likewise.
1160 (get_alias_set, new_alias_set): Likewise.
1161 (record_alias_subset, record_component_aliases): Likewise.
1162 (varargs_set, frame_set): Change to alias_set_type.
1163 (get_varargs_alias_set): Use alias_set_type.
1164 (get_frame_alias_set): Likewise.
1165 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1166 * dse.c (struct store_info): Use alias_set_type.
1167 (struct read_info, struct clear_alias_mode_holder): Likewise.
1168 (clear_alias_set_lookup, canon_address): Likewise.
1169 (record_store, check_mem_read_rtx): Likewise.
1170 (dse_record_singleton_alias_set): Likewise.
1171 (dse_invalidate_singleton_alias_set): Likewise.
1172 * emit-rtl.c (get_mem_attrs): Likewise.
1173 (set_mem_attributes_minus_bitpos): Likewise.
1174 (set_mem_alias_set): Likewise.
1175 * expr.c (store_constructor_field, store_field): Likewise.
1176 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1177 * langhooks.c (lhd_get_alias_set): Likewise.
1178 * langhooks-def.h (lhd_get_alias_set): Likewise.
1179 * reload1.c (alter_reg): Likewise.
1180 * tree-flow.h (struct fieldoff): Likewise.
1181 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1182 (may_alias_p, get_smt_for, create_sft): Likewise.
1183 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1184 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1185 (merge_smts_into): Likewise.
1186 * varasm.c (const_alias_set): Likewise.
1187 * c-common.c (strict_aliasing_warning): Likewise.
1188 (c_common_get_alias_set): Likewise.
1189 * dse.h (dse_record_singleton_alias_set): Update declaration.
1190 (dse_invalidate_singleton_alias_set): Likewise.
1191 * emit-rtl.h (set_mem_alias_set): Likewise.
1192 * c-common.h (c_common_get_alias_set): Likewise.
1193 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1194 * print-tree.c (print_node): Likewise.
1195 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1197 (alpha_setup_incoming_varargs): Use alias_set_type.
1198 * config/i386/i386.c (setup_incoming_varargs_64): Use
1200 (setup_incoming_varargs_ms_64): Likewise.
1201 (ix86_GOT_alias_set): Likewise.
1202 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1203 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1204 (set): Change to alias_set_type.
1205 (get_TOC_alias_set): Use alias_set_type.
1206 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1208 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1209 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1211 (struct_value_alias_set): Likewise.
1212 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1214 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1216 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1217 * config/vxworks.h (TARGET_VXWORKS): Override.
1218 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1219 "mips" if TARGET_VXWORKS.
1221 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1223 * calls.c (avoid_likely_spilled_reg): New function.
1224 (expand_call): Use it.
1226 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1228 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1230 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1232 * config/mips/predicates.md (const_call_insn_operand): Invoke
1233 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1235 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1238 * config/rs6000/driver-rs6000.c: Include link.h.
1239 Use ElfW instead of wordsize-specif typedef.
1241 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1243 * system.h (CONST_CAST): New.
1244 * c-decl.c (c_make_fname_decl): Use it.
1245 * c-lex.c (cb_ident, lex_string): Likewise.
1246 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1247 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1248 give_switch, set_multilib_dir): Likewise.
1249 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1250 * passes.c (execute_one_pass): Likewise.
1251 * prefix.c (update_path): Likewise.
1252 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1253 * tree.c (build_string): Likewise.
1255 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1257 * tree-flow-inline.h (is_exec_stmt): Remove.
1258 (is_label_stmt): Remove.
1259 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1262 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1264 * lower-subreg.c (resolve_shift_zext): Don't adjust
1265 src_reg_num for wordmode operands.
1267 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1268 David Ung <davidu@mips.com>
1270 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1271 (TARGET_SCHED_REORDER2): Define.
1272 (mips_maybe_swap_ready): New.
1273 (mips_last_74k_agen_insn): New.
1274 (mips_74k_agen_init): New.
1275 (mips_74k_agen_reorder): New function to group loads and stores
1277 (mips_sched_init): New.
1278 (mips_sched_reorder): Don't do initialization here. Call
1279 mips_74k_agen_reorder.
1280 (mips_variable_issue): Call mips_74k_agen_init.
1282 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1284 * tree-flow-inline.h (get_filename): Remove.
1286 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1288 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1290 (mips_fetch_insns): Delete in favor of...
1291 (mips_load_store_insns): ...this new function.
1292 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1293 to say whether multiword moves _might_ be split.
1294 (mips_fetch_insns): Delete in favor of...
1295 (mips_load_store_insns): ...this new function.
1296 (mips_rtx_costs): Update the call to mips_address_insns.
1297 (mips_address_cost): Likewise.
1298 * config/mips/mips.md (length): Use mips_load_store_insns instead
1299 of mips_fetch_insns.
1300 * config/mips/constraints.md (R): Use mips_address_insns rather
1301 than mips_fetch_insns. Assume that the move never needs to be split.
1303 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1305 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1306 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1307 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1308 * config/mips/mips.h (mips16_hard_float): Delete.
1309 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1310 definitions, and replace with....
1311 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1312 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1313 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1314 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1315 (override_options): Replace MASK_SOFT_FLOAT references with
1316 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1317 and mips16_hard_float when TARGET_MIPS16.
1319 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1322 * c-typeck.c (build_binary_op): Check for non pointer types before
1323 calling int_fits_type_p.
1325 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1328 * fold-const.c (omit_one_operand): Return only the ommitted expression
1329 if the result is an empty statement.
1330 (pedantic_omit_one_operand): Likewise.
1332 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1334 * c-typeck.c (readonly_error): Improve error for assignment.
1336 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1338 (pp_c_expression): Ditto.
1340 2007-08-09 Simon Baldwin <simonb@google.com>
1342 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1343 break that was preventing simplify_associative_operation() for xor.
1345 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1346 Nigel Stephens <nigel@mips.com>
1348 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1349 Document change in interpretation of value from boolean to
1351 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1352 ffs and ctz using clz.
1353 (expand_unop): Call them.
1354 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1356 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1357 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1358 enable the new ffs expansion on this target.
1360 2007-08-09 Jan Hubicka <jh@suse.cz>
1362 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1363 (expand_ternary_op): Likewise.
1364 (expand_vec_shift_expr): Likewise.
1365 (expand_binop_directly): Likewise.
1366 (expand_binop): Likewise.
1367 (sign_expand_binop): Likewise.
1368 (expand_twoval_unop): Likewise.
1369 (expand_twoval_binop): Likewise.
1370 (expand_twoval_binop_libfunc): Likewise.
1371 (widen_clz): Likewise.
1372 (widen_bswap): Likewise.
1373 (expand_parity): Likewise.
1374 (expand_unop): Likewise.
1375 (expand_abs_nojump): Likewise.
1376 (expand_copysign): Likewise.
1377 (emit_no_conflict_block): Likewise.
1378 (emit_libcall_block): Likewise.
1379 (can_compare_p): Likewise.
1380 (prepare_cmp_insn): Likewise.
1381 (emit_cmp_and_jump_insn_1): Likewise.
1382 (prepare_float_lib_cmp): Likewise.
1383 (emit_conditional_add): Likewise.
1384 (gen_add2_insn): Likewise.
1385 (have_add2_insn): Likewise.
1386 (gen_sub2_insn): Likewise.
1387 (have_sub2_insn): Likewise.
1388 (can_extend_p): Likewise.
1389 (can_fix_p): Likewise.
1390 (can_float_p): Likewise.
1391 (expand_float): Likewise.
1392 (expand_fix): Likewise.
1393 (expand_sfix_optab): Likewise.
1394 (new_optab): Likewise.
1395 (new_convert_optab): Likewise.
1396 (init_libfuncs): Likewise.
1397 (init_interclass_conv_libfuncs): Likewise.
1398 (init_intraclass_conv_libfuncs): Likewise.
1399 (set_conv_libfunc): Likewise.
1400 (init_optabs): Likewise.
1401 (debug_optab_libfuncs): Likewise.
1402 (gen_cond_trap): Likewise.
1403 * optabs.h (optab_handler, convert_optab_hanlder): New.
1404 * genopinit.c: Update optabs generation table.
1405 * reload.c (find_reloads_address_1): Use optabs accestors.
1406 * builtins.c (expand_builtin_mathfn): Likewise.
1407 (expand_builtin_mathfn_2): Likewise.
1408 (expand_builtin_mathfn_3): Likewise.
1409 (expand_builtin_interclass_mathfn): Likewise.
1410 (expand_builtin_sincos): Likewise.
1411 (expand_builtin_cexpi): Likewise.
1412 (expand_builtin_powi): Likewise.
1413 (expand_builtin_strlen): Likewise.
1414 * dojump.c (do_jump): Likewise.
1415 * expr.c (convert_move): Likewise.
1416 (move_by_pieces): Likewise.
1417 (move_by_pieces_ninsns): Likewise.
1418 (can_store_by_pieces): Likewise.
1419 (store_by_pieces_1): Likewise.
1420 (emit_move_via_integer): Likewise.
1421 (emit_move_complex): Likewise.
1422 (emit_move_ccmode): Likewise.
1423 (emit_move_insn_1): Likewise.
1424 (emit_single_push_insn): Likewise.
1425 (store_constructor): Likewise.
1426 (expand_expr_real_1): Likewise.
1427 (do_store_flag): Likewise.
1428 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1429 (enumerate_modes): Likewise.
1430 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1431 (supportable_widening_operation): Likewise.
1432 (supportable_narrowing_operation): Likewise.
1433 * expmed.c (store_bit_field_1): Likewise.
1434 (extract_bit_field_1): Likewise.
1435 (expand_mult_highpart_optab): Likewise.
1436 (expand_smod_pow2): Likewise.
1437 (expand_divmod): Likewise.
1438 (emit_store_flag): Likewise.
1439 * tree-vect-patterns.c
1440 (vect_pattern_recog_1): Likewise.
1441 * tree-ssa-loop-prefetch.c
1442 (nontemporal_store_p): Likewise.
1443 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1444 (vect_create_epilog_for_reduction): Likewise.
1445 (vectorizable_reduction): Likewise.
1446 (vectorizable_operation): Likewise.
1447 (vect_strided_store_supported): Likewise.
1448 (vectorizable_store): Likewise.
1449 (vect_strided_load_supported): Likewise.
1450 (vectorizable_load): Likewise.
1451 * combine.c (simplify_comparison): Likewise.
1452 * tree-vect-generic.c
1453 (type_for_widest_vector_mode): Likewise.
1454 (expand_vector_operations_1): Likewise.
1455 * config/spu/spu.c (spu_expand_mov): Likewise.
1456 (spu_emit_vector_compare): Likewise.
1457 * config/rs6000/rs6000.c
1458 (rs6000_emit_vector_compare): Likewise.
1459 * stmt.c (add_case_node): Likewise.
1460 * reload1.c (gen_reload):
1462 2007-08-09 Michael Matz <matz@suse.de>
1464 * tree.h (fixed_zerop): Declare as taking a const_tree.
1465 * tree.c (fixed_zerop): Take a const_tree.
1467 2007-08-09 Ira Rosen <irar@il.ibm.com>
1469 * tree-vect-transform.c (vectorizable_store): Remove call to
1470 copy_virtual_operands() and call mark_symbols_for_renaming() for
1471 the created vector store.
1472 (vect_setup_realignment): Don't call copy_virtual_operands() and
1473 update_vuses_to_preheader().
1474 (vectorizable_load): Don't call copy_virtual_operands().
1475 (update_vuses_to_preheader): Remove.
1477 2007-08-08 Chao-ying Fu <fu@mips.com>
1479 * tree.def (FIXED_POINT_TYPE): New type.
1480 (FIXED_CST): New constant.
1481 (FIXED_CONVERT_EXPR): New expr.
1482 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1483 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1484 * tree.h (struct tree_base): Add saturating_flag.
1485 Remove one bit of spare for saturating_flag.
1486 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1487 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1488 FIXED_POINT_TYPE_P): Define.
1489 (TYPE_SATURATING): Define.
1490 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1491 (struct tree_fixed_cst): New.
1492 (TYPE_IBIT, TYPE_FBIT): Define.
1493 (tree_node): Add fixed_cst.
1494 (enum tree_index): Add new enumeration values of
1495 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1496 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1497 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1498 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1499 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1500 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1501 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1502 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1503 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1504 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1505 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1506 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1507 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1508 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1509 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1510 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1511 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1512 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1513 (sat_short_fract_type_node, sat_fract_type_node,
1514 sat_long_fract_type_node, sat_long_long_fract_type_node,
1515 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1516 sat_unsigned_long_fract_type_node,
1517 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1518 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1519 unsigned_short_fract_type_node, unsigned_fract_type_node,
1520 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1521 sat_short_accum_type_node, sat_accum_type_node,
1522 sat_long_accum_type_node, sat_long_long_accum_type_node,
1523 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1524 sat_unsigned_long_accum_type_node,
1525 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1526 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1527 unsigned_short_accum_type_node, unsigned_accum_type_node,
1528 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1529 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1530 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1531 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1532 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1533 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1534 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1535 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1536 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1537 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1538 sat_uda_type_node, sat_uta_type_node): New macro.
1539 (make_fract_type, make_accum_type): Declare.
1540 (make_signed_fract_type, make_unsigned_fract_type,
1541 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1542 make_signed_accum_type, make_unsigned_accum_type,
1543 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1544 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1545 make_or_reuse_sat_signed_fract_type,
1546 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1547 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1548 make_or_reuse_sat_unsigned_accum_type): New macro.
1549 (fixed_zerop): Declare.
1550 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1551 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1552 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1553 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1554 * treestruct.def: Add TS_FIXED_CST.
1555 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1557 (tree-dump.o): Likewise.
1558 (print-tree.o): Likewise.
1559 (tree-pretty-print.o): Likewise.
1560 (fold-const.o): Likewise.
1561 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1562 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1563 (is_gimple_min_invariant): Handle FIXED_CST.
1564 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1565 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1566 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1567 (layout_type): Handle FIXED_POINT_TYPE.
1568 (make_fract_type, make_accum_type): New functions.
1569 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1570 * tree-dump.c (fixed-value.h): New include.
1571 (dump_fixed): New function.
1572 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1573 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1574 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1575 * tree-pretty-print.c (fixed-value.h): New include.
1576 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1578 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1579 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1580 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1581 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1582 for non-saturating fixed-point types.
1583 (reassociate_bb): Likewise.
1584 * emit-rtl.c (fixed-value.h): New include.
1585 (fconst0, fconst1): New array.
1586 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1587 * tree-vect-generic.c expand_vector_operation): Support
1588 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1590 (type_for_widest_vector_mode): Add one parameter for the
1592 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1594 Pass the satp parameter to type_for_mode for fixed-point types.
1595 (expand_vector_operations_1): Pass the saturating flag to
1596 type_for_widest_vector_mode.
1597 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1598 and MODE_VECTOR_UACCUM.
1599 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1600 (vectorizable_condition): Likewise.
1601 * tree.c (fixed-value.h): New include.
1602 (tree_code_size): Support FIXED_CST.
1603 (build_fixed): New function.
1604 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1605 (fixed_zerop): New function.
1606 (tree_node_structure): Support FIXED_CST.
1607 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1608 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1609 (type_hash_eq): Handle FIXED_POINT_TYPE.
1610 (simple_cst_equal): Support FIXED_CST.
1611 (iterative_hash_expr): Handle FIXED_CST.
1612 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1613 (get_narrower): Likewise.
1614 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1615 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1616 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1617 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1619 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1620 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1621 (initializer_zerop): Support FIXED_CST.
1622 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1623 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1624 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1625 (is_base_type): Handle FIXED_POINT_TYPE.
1626 (add_type_attribute): Handle FIXED_POINT_TYPE.
1627 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1628 * print-tree.c (fixed-value.h): New include.
1629 (print_node_brief): Support FIXED_CST.
1630 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1631 * c-pretty-print.c (fixed-value.h): New include.
1632 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1633 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1634 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1635 Support fixed-point types for inner items in VECTOR_TYPE.
1636 (pp_c_direct_declarator): Likewise.
1637 (pp_c_declarator): Likewise.
1638 (pp_c_fixed_constant): New function.
1639 (pp_c_constant): Handle FIXED_CST.
1640 (pp_c_primary_expression): Likewise.
1641 (pp_c_expression): Likewise.
1642 * fold-const.c (fixed-value.h): New include.
1643 (negate_expr_p): Return true for FIXED_CST.
1644 (fold_negate_expr): Support FIXED_CST.
1645 (split_tree): Support FIXED_CST.
1646 (const_binop): Support FIXED_CST.
1647 (fold_convert_const_int_from_fixed): New function to convert from
1649 (fold_convert_const_real_from_fixed): New function to convert from
1651 (fold_convert_const_fixed_from_fixed): New function to convert from
1652 fixed to another fixed.
1653 (fold_convert_const_fixed_from_int): New function to convert from
1655 (fold_convert_const_fixed_from_real): New function to convert from
1657 (fold_convert_const): Support conversions from fixed to int, from
1658 fixed to real, from fixed to fixed, from int to fixed, and from real
1660 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1661 (operand_equal_p): Support FIXED_CST.
1662 (make_range): For fixed-point modes, we need to pass the
1663 saturating flag as the 2nd parameter.
1664 (tree_swap_operands_p): Handle FIXED_CST.
1665 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1667 (fold_unary): Support FIXED_CONVERT_EXPR.
1668 (fold_binary): Handle FIXED_CST.
1669 Make sure the type is not saturating, before associating operations.
1670 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1671 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1672 (fold_negate_const): Support FIXED_CST.
1673 (fold_relational_const): Support FIXED_CST.
1674 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1675 (gimplify_expr): Handle FIXED_CST.
1676 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1677 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1678 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1679 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1680 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1681 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1682 LONG_LONG_ACCUM_TYPE_SIZE.
1683 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1684 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1685 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1686 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1687 MODE_ACCUM, and MODE_UACCUM.
1688 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1689 fixed-point types to disable reduction.
1690 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1692 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1694 * config/rs6000/x-rs6000: New file.
1695 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1696 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1697 (EXTRA_SPEC_FUNCTIONS): Define.
1698 (HAVE_LOCAL_CPU_DETECT): Define.
1699 (CC1_CPU_SPEC): Define.
1700 * config/rs6000/driver-rs6000.c: New file.
1701 * config/rs6000/aix.h (CC1_SPEC): Define.
1702 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1703 * config.host: Add x-rs6000 to host_xmake_file if host and target
1704 are rs6000 or powerpc.
1706 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1708 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1710 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1711 Sandra Loosemore <sandra@codesourcery.com>
1712 Chao-ying Fu <fu@mips.com>
1713 Nigel Stephens <nigel@mips.com>
1714 David Ung <davidu@mips.com>
1716 * doc/invoke.texi (-mcode-readable): Document.
1717 * config/mips/mips.opt (mcode-readable): New option.
1718 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1719 * config/mips/mips.h (mips_code_readable_setting): New enum.
1720 (mips_code_readable): Declare.
1721 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1722 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1723 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1724 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1725 boiler-plate comments.
1726 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1727 * config/mips/mips.c (mips_code_readable): New variable.
1728 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1729 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1730 context and -mcode-readable setting to restrict the use of
1731 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1732 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1733 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1734 (mips_blocks_for_constant_p): Only return false for
1735 TARGET_MIPS16_PCREL_LOADS.
1736 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1737 for MIPS16. Handle SYMBOL_32_HIGH.
1738 (mips_const_insns): Allow HIGHs for MIPS16 too.
1739 (mips_unspec_address_offset): New function, split out from...
1740 (mips_unspec_address): ...here.
1741 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1742 16-bit symbolic constants. Assert approropiate conditions for
1743 using the "la" and "dla" macros.
1744 (mips_handle_option): Handle -mcode-readable=.
1745 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1746 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1747 (mips_strip_unspec_address): New function, split out from...
1748 (print_operand_reloc): ...here.
1749 (print_operand): Pass constants through mips_strip_unspec_address.
1750 (print_operand_address): Likewise.
1751 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1752 (mips_select_rtx_section): Remove MIPS16 handling.
1753 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1754 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1755 (mips16_lay_out_constants): Do nothing unless
1756 TARGET_MIPS16_PCREL_LOADS.
1757 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1758 * config/mips/mips.md: Split HIGHs for MIPS16.
1759 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1761 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1763 * config/mips/mips-protos.h (mips_emit_move): Declare.
1764 * config/mips/mips.c (mips_emit_move): New function.
1765 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1766 (mips_legitimize_const_move): Likewise.
1767 (mips_legitimize_move): Likewise.
1768 (mips_split_64bit_move): Likewise.
1769 (mips_restore_gp): Likewise.
1770 (mips_load_call_address): Likewise.
1771 (mips_emit_fcc_reload): Likewise.
1772 (mips_set_return_address): Likewise.
1773 (mips_block_move_straight): Likewise.
1774 (mips_block_move_loop): Likewise.
1775 (mips_setup_incoming_varargs): Likewise.
1776 (mips_save_reg): Likewise.
1777 (mips_expand_prologue): Likewise.
1778 (mips_restore_reg): Likewise.
1779 (mips_expand_epilogue): Likewise.
1780 (mips_output_mi_thunk): Likewise.
1781 (build_mips16_call_stub): Likewise.
1782 (mips_builtin_branch_and_move): Likewise.
1783 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1784 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1785 (fixuns_truncdfdi2): Likewise.
1786 (fixuns_truncsfsi2): Likewise.
1787 (fixuns_truncsfdi2): Likewise.
1788 (loadgp_absolute): Likewise.
1789 (builtin_setjmp_setup): Likewise.
1790 (builtin_longjmp): Likewise.
1791 (untyped_call): Likewise.
1793 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1795 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1796 an "rtx *" argument. Return a bool.
1797 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1798 values and return true if they can be split. Take the same kind of
1799 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1800 and store the lo_sum there if nonnull. Use the symbol type to
1801 determine whether a $gp or HIGH is needed.
1802 (mips_legitimize_address): Update call to mips_split_symbol and
1803 simplify accordingly.
1804 (mips_legitimize_const_move): Likewise.
1805 * config/mips/mips.md: In the combine define_split,
1806 check mips_split_symbol instead of splittable_symbolic_operand.
1807 Update use of mips_split_symbol in the generator code.
1808 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1810 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1812 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1813 (mips_symbol_insns_1): New function, split out from...
1814 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1815 and stores separately from load addresses.
1816 (mips_classify_address): Replace uses of mips_symbolic_address_p
1817 with uses of mips_symbol_insns.
1818 (mips_address_insns): Update calls to mips_symbol_insns.
1819 (mips_const_insns): Likewise.
1820 (mips_legitimize_address): Likewise.
1822 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1824 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1825 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1826 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1827 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1828 non-call contexts if TARGET_MIPS16.
1829 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1830 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1831 code for SYMBOL_ABSOLUTE.
1832 (mips_symbol_insns): Likewise.
1834 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1836 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1837 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1838 (mips_symbolic_constant_p): Likewise. Update the call to
1839 mips_classify_symbol.
1840 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1841 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1842 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1843 (print_operand_reloc): Add a context argument. Update the call to
1844 mips_symbolic_constant_p.
1845 (print_operand): Update the calls to print_operand_reloc.
1846 (print_operand_address): Use print_operand_reloc rather than
1848 (mips_rewrite_small_data_p): Add a context argument. Update the call
1849 to mips_symbolic_constant_p.
1850 (mips_small_data_pattern_1): Make DATA the containing mem.
1851 Update the call to mips_rewrite_small_data_p.
1852 (mips_rewrite_small_data_1): Likewise.
1853 (mips_use_anchors_for_symbol_p): Update the call to
1854 mips_symbolic_constant_p.
1855 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1856 (splittable_symbolic_operand): Likewise.
1857 (move_operand): Likewise.
1858 (absolute_symbolic_operand): Likewise.
1859 (got_disp_operand): Likewise.
1860 (got_page_ofst_operand): Likewise.
1862 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1864 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1865 (SYMBOL_ABSOLUTE): ...this.
1866 (SYMBOL_SMALL_DATA): Rename to...
1867 (SYMBOL_GP_RELATIVE): ...this.
1868 (SYMBOL_CONSTANT_POOL): Rename to...
1869 (SYMBOL_PC_RELATIVE): ...this.
1870 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1871 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1872 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1873 after above changes.
1874 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1875 (general_symbolic_operand): Rename to...
1876 (absolute_symbolic_operand): ...this.
1877 * config/mips/mips.md: Update after above changes.
1879 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1880 Revital Eres <eres@il.ibm.com>
1882 * ddg.c (print_ddg): Add dump information.
1883 * modulo-sched.c (print_node_sched_params): Add parameter and
1885 (calculate_maxii): Remove function.
1886 (undo_generate_reg_moves): Likewise.
1887 (undo_permute_partial_schedule): Likewise.
1888 (kernel_number_of_cycles): Likewise.
1889 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1890 (sms_schedule): Use it. Remove profitability checks.
1891 (sms_schedule_by_order): Fix order of nodes within the cycle.
1893 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1895 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1896 -profile option, add pie support.
1897 (ENDFILE_SPEC): New spec.
1898 * config/gnu.h (LIB_SPEC): Add -profile option.
1900 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1902 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1903 * config/gnu.h (LIB_SPEC): Likewise.
1905 2007-08-07 Yaz Saito <saito@google.com>
1906 Ian Lance Taylor <iant@google.com>
1908 * common.opt (finstrument-functions-exclude-function-list): New
1910 (finstrument-functions-exclude-file-list): New option.
1911 * opts.c (char_p): Define and DEF_VEC.
1912 (flag_instrument_functions_exclude_functions): New static
1914 (flag_instrument_functions_exclude_files): New static variable.
1915 (add_instrument_functions_exclude_list): New static function.
1916 (flag_instrument_functions_exclude_p): New function.
1917 (common_handle_option): Handle new options.
1918 * flags.h (flag_instrument_functions_exclude_p): Declare.
1919 * gimplify.c (gimplify_function_tree): Call
1920 flag_instrument_functions_exclude_p.
1921 * doc/invoke.texi (Option Summary): Mention new options.
1922 (Code Gen Options): Document new options.
1924 2007-08-07 Ian Lance Taylor <iant@google.com>
1926 PR rtl-optimization/32776
1927 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1928 (resolve_use): Likewise.
1929 (decompose_multiword_subregs): Remove "changed" local variable.
1931 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1933 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1934 * configure: Regenerate.
1935 * config.in: Regenerate.
1936 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1939 2007-08-07 Ian Lance Taylor <iant@google.com>
1941 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1942 note, just delete the insn.
1944 2007-08-07 Andreas Schwab <schwab@suse.de>
1947 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1950 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1952 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1953 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1954 (decompose_multiword_subregs): Use the functions above to decompose
1955 multiword shifts and zero-extends.
1957 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1959 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1960 "assemble" descriptions which were swapped.
1962 2007-08-06 Chao-ying Fu <fu@mips.com>
1964 * fixed-value.h: New file.
1965 * fixed-value.c: New file.
1966 * Makefile.in (OBJS-common): Add fixed-value.o.
1967 (fixed-value.o): New rule.
1968 (GTFILES): Add fixed-value.h.
1969 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1970 to compare a.low and b.low.
1971 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1973 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1974 Daniel Jacobowitz <dan@codesourcery.com>
1977 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1979 (x86_64-*-netbsd*): Likewise.
1980 (x86_64-*-linux*): Likewise.
1981 (x86_64-*-kfreebsd*-gnu): Likewise.
1982 (x86_64-*-knetbsd*-gnu): Likewise.
1983 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1985 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1987 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1988 Add -fno-asynchronous-unwind-tables.
1990 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1991 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1992 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1993 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1994 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1996 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1998 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1999 (TARGET_C_MODE_FOR_SUFFIX): New.
2001 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2003 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2005 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2007 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2009 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2011 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2012 before checking function returns in conditional expressions.
2014 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2017 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2019 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2022 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2023 for INTEGRAL_TYPE_P.
2025 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2027 * configure.ac: Remove --enable-checking=df from default settings.
2028 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2029 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2030 if the parameter is true.
2031 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2032 DF_VERIFY_SCHEDULED flag is true.
2033 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2034 (df_finish_pass): Adjust prototype.
2035 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2038 * see.c (pass_see): Add TODO_df_verify.
2039 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2040 * global.c (rest_of_handle_global_alloc): Schedule verification
2042 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2044 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2045 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2046 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2048 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2049 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2050 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2052 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2053 Revital Eres <eres@il.ibm.com>
2055 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2057 * ddg.c (create_ddg_dependence): Rename to...
2058 (create_ddg_dep_from_intra_loop_link): This. Do not check
2059 for interloop edges. Do not create anti dependence edge when
2060 a true dependence edge exists in the opposite direction and
2061 -fmodulo-sched-allow-regmoves is set.
2062 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2063 (add_cross_iteration_register_deps): Create anti dependence edge
2064 when -fno-modulo-sched-allow-regmoves is set.
2065 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2067 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2069 * config/arm/arm.md (movsi): Add braces.
2071 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2074 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2075 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2077 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2079 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2081 * cfgloopmanip.c (remove_path, create_preheaders,
2082 force_single_succ_latches, fix_loop_structure): Ditto.
2083 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2084 tree_duplicate_loop_to_header_edge): Ditto.
2085 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2086 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2088 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2089 cleanup_tree_cfg): Ditto.
2090 * tree-cfg.c (tree_merge_blocks): Ditto.
2091 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2092 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2093 loop_preheader_edge, single_exit): Ditto.
2094 (flow_loops_find): Do not clear loops->state.
2095 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2096 loops_state_clear): New functions.
2098 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2101 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2102 when adding to the base and convert ELT to sizetype instead of type.
2104 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2107 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2108 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2110 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2113 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2114 correct type the negate expression.
2116 2007-08-03 Jan Hubicka <jh@suse.cz>
2118 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2121 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2123 * config/rs6000/rs6000.c (struct processor_cost): Change
2124 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2125 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2127 (rios1_costs, rios2_cost): Correct cache line size.
2128 (rs6000_override_options): Set l2-cache-size parameter.
2130 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2131 Diego Novillo <dnovillo@google.com>
2134 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2135 if the range includes 0.
2137 2007-08-03 Ben Elliston <bje@au.ibm.com>
2139 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2140 mode to unspec expressions to silence a warning from the generator
2143 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2145 * config/ia64/constraints.md ("U"): Make constraint vector only.
2147 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2150 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2151 always_inline attribute on the function decl.
2153 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2156 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2157 if we are compiling with -fPIC.
2159 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2160 Nigel Stephens <nigel@mips.com>
2162 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2163 Define for MIPS32 and MIPS64.
2165 2007-08-02 Nick Clifton <nickc@redhat.com>
2167 * config/host-hpux.c: Change copyright header to refer to version
2168 3 of the GNU General Public License and to point readers at the
2169 COPYING3 file and the FSF's license web page.
2170 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2171 config/alpha/linux.h, config/alpha/alpha.opt,
2172 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2173 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2174 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2175 config/alpha/alpha.h, config/alpha/sync.md,
2176 config/alpha/openbsd.h, config/alpha/alpha.md,
2177 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2178 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2179 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2180 config/alpha/constraints.md, config/alpha/osf.h,
2181 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2182 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2183 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2184 config/frv/frv-asm.h, config/frv/frv-protos.h,
2185 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2186 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2187 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2188 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2189 config/s390/s390.opt, config/s390/s390-modes.def,
2190 config/s390/fixdfdi.h, config/s390/constraints.md,
2191 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2192 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2193 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2194 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2195 config/m32c/prologue.md, config/m32c/m32c.abi,
2196 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2197 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2198 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2199 config/m32c/jump.md, config/m32c/shift.md,
2200 config/m32c/m32c-protos.h, config/libgloss.h,
2201 config/spu/spu-protos.h, config/spu/predicates.md,
2202 config/spu/spu-builtins.h, config/spu/spu.c,
2203 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2204 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2205 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2206 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2207 config/sparc/hypersparc.md, config/sparc/predicates.md,
2208 config/sparc/linux.h, config/sparc/sp64-elf.h,
2209 config/sparc/supersparc.md, config/sparc/cypress.md,
2210 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2211 config/sparc/niagara.md, config/sparc/sparc.md,
2212 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2213 config/sparc/sparc.opt, config/sparc/sync.md,
2214 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2215 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2216 config/sparc/sparc.c, config/sparc/little-endian.opt,
2217 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2218 config/sparc/linux64.h, config/sparc/freebsd.h,
2219 config/sparc/sol2.h, config/sparc/rtemself.h,
2220 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2221 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2222 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2223 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2224 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2225 config/m32r/linux.h, config/m32r/constraints.md,
2226 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2227 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2228 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2229 config/i386/i386.md, config/i386/netware-crt0.c,
2230 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2231 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2232 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2233 config/i386/sol2.h, config/i386/constraints.md,
2234 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2235 config/i386/predicates.md, config/i386/geode.md,
2236 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2237 config/i386/freebsd64.h, config/i386/vxworksae.h,
2238 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2239 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2240 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2241 config/i386/netware.h, config/i386/i386-modes.def,
2242 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2243 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2244 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2245 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2246 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2247 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2248 config/i386/xm-mingw32.h, config/i386/linux64.h,
2249 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2250 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2251 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2252 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2253 config/i386/cygwin2.c, config/i386/i386-protos.h,
2254 config/i386/sync.md, config/i386/openbsd.h,
2255 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2256 config/i386/nto.h, config/i386/biarch64.h,
2257 config/i386/i386-coff.h, config/i386/freebsd.h,
2258 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2259 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2260 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2261 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2262 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2263 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2264 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2265 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2266 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2267 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2268 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2269 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2270 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2271 config/sh/superh64.h, config/sh/rtemself.h,
2272 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2273 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2274 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2275 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2276 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2277 config/avr/predicates.md, config/avr/constraints.md,
2278 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2279 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2280 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2281 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2282 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2283 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2284 config/c4x/predicates.md, config/c4x/c4x.h,
2285 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2286 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2287 config/xtensa/linux.h, config/xtensa/xtensa.h,
2288 config/xtensa/elf.h, config/xtensa/xtensa.md,
2289 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2290 config/xtensa/xtensa-protos.h, config/dbx.h,
2291 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2292 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2293 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2294 config/host-solaris.c, config/fr30/fr30.h,
2295 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2296 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2297 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2298 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2299 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2300 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2301 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2302 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2303 config/cris/predicates.md, config/cris/linux.h,
2304 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2305 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2306 config/cris/aout.opt, config/cris/cris-protos.h,
2307 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2308 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2309 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2310 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2311 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2312 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2313 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2314 config/chorus.h, config/mn10300/mn10300.c,
2315 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2316 config/mn10300/mn10300.h, config/mn10300/linux.h,
2317 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2318 config/mn10300/mn10300.md, config/ia64/predicates.md,
2319 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2320 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2321 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2322 config/ia64/freebsd.h, config/ia64/ia64.md,
2323 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2324 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2325 config/gofast.h, config/rtems.h, config/sol2-10.h,
2326 config/m68k/predicates.md, config/m68k/m68k.md,
2327 config/m68k/linux.h, config/m68k/m68k-modes.def,
2328 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2329 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2330 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2331 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2332 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2333 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2334 config/m68k/constraints.md, config/m68k/rtemself.h,
2335 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2336 config/m68k/uclinux.h, config/rs6000/power4.md,
2337 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2338 config/rs6000/linux.h, config/rs6000/eabi.h,
2339 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2340 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2341 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2342 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2343 config/rs6000/windiss.h, config/rs6000/603.md,
2344 config/rs6000/aix41.h, config/rs6000/cell.md,
2345 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2346 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2347 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2348 config/rs6000/default64.h, config/rs6000/7xx.md,
2349 config/rs6000/darwin.opt, config/rs6000/spe.md,
2350 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2351 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2352 config/rs6000/7450.md, config/rs6000/linux64.h,
2353 config/rs6000/constraints.md, config/rs6000/440.md,
2354 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2355 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2356 config/rs6000/rs6000.h, config/rs6000/power6.md,
2357 config/rs6000/predicates.md, config/rs6000/altivec.md,
2358 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2359 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2360 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2361 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2362 config/rs6000/linux64.opt, config/rs6000/sync.md,
2363 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2364 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2365 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2366 config/rs6000/eabispe.h, config/rs6000/e500.h,
2367 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2368 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2369 config/rs6000/aix.h, config/rs6000/vxworks.h,
2370 config/rs6000/40x.md, config/rs6000/aix51.h,
2371 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2372 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2373 config/arc/arc.h, config/mcore/mcore-elf.h,
2374 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2375 config/mcore/mcore.md, config/mcore/mcore.c,
2376 config/mcore/mcore.opt, config/mcore/mcore.h,
2377 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2378 config/score/predicates.md, config/score/score-version.h,
2379 config/score/score-protos.h, config/score/misc.md,
2380 config/score/elf.h, config/score/score.c, config/score/mac.md,
2381 config/score/score7.md, config/score/score.h,
2382 config/score/score-conv.h, config/score/score-mdaux.c,
2383 config/score/score.md, config/score/score.opt,
2384 config/score/score-modes.def, config/score/score-mdaux.h,
2385 config/score/mul-div.S, config/arm/uclinux-elf.h,
2386 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2387 config/arm/symbian.h, config/arm/linux-elf.h,
2388 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2389 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2390 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2391 config/arm/strongarm-pe.h, config/arm/arm.h,
2392 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2393 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2394 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2395 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2396 config/arm/arm-cores.def, config/arm/arm-protos.h,
2397 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2398 config/arm/wince-pe.h, config/arm/neon.md,
2399 config/arm/constraints.md, config/arm/neon.ml,
2400 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2401 config/arm/arm.opt, config/arm/arm926ejs.md,
2402 config/arm/predicates.md, config/arm/iwmmxt.md,
2403 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2404 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2405 config/arm/neon-testgen.ml, config/arm/arm.md,
2406 config/arm/xscale-coff.h, config/arm/pe.c,
2407 config/arm/arm-generic.md, config/arm/pe.h,
2408 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2409 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2410 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2411 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2412 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2413 config/pa/predicates.md, config/pa/pa64-hpux.h,
2414 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2415 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2416 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2417 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2418 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2419 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2420 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2421 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2422 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2423 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2424 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2425 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2426 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2427 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2428 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2429 config/mips/linux64.h, config/mips/elforion.h,
2430 config/mips/constraints.md, config/mips/generic.md,
2431 config/mips/predicates.md, config/mips/4300.md,
2432 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2433 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2434 config/mips/5k.md, config/mips/vr4120-div.S,
2435 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2436 config/mips/mips-protos.h, config/mips/6000.md,
2437 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2438 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2439 config/mips/mips-modes.def, config/mips/vr.h,
2440 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2441 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2442 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2443 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2444 config/vax/openbsd1.h, config/vax/netbsd.h,
2445 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2446 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2447 config/h8300/rtems.h, config/h8300/predicates.md,
2448 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2449 config/h8300/h8300.md, config/h8300/h8300.opt,
2450 config/h8300/coff.h, config/h8300/h8300-protos.h,
2451 config/v850/v850.md, config/v850/predicates.md,
2452 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2453 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2454 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2455 config/mmix/mmix.h, config/mmix/predicates.md,
2456 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2457 config/mmix/mmix.c, config/mmix/mmix.opt,
2458 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2459 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2460 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2461 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2464 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2466 * emit-rtl.c (reset_used_decls): Rename to...
2467 (set_used_decls): ...this. Set the used flag rather than clearing it.
2468 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2469 DECL_RTLs rather than resetting them.
2471 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2473 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2475 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2477 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2478 argument to find_reloads_address.
2480 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2482 PR tree-optimization/32919
2483 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2484 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2485 (coalesce_ssa_name): Call it.
2487 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2488 David Ung <davidu@mips.com>
2490 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2491 (__mips16_unorddf2, __mips16_floatunsidf): New.
2492 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2494 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2496 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2498 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2499 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2500 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2501 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2502 * omp-low.c (get_ws_args_for, determine_parallel_type,
2503 expand_omp_for_generic, expand_omp_for_static_nochunk,
2504 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2505 Work with more precise CFG.
2506 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2507 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2509 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2510 * gimple-low.c (lower_stmt): Ditto.
2511 * tree-inline.c (estimate_num_insns_1): Ditto.
2512 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2513 (OMP_SECTIONS_SWITCH): New.
2514 * tree-cfgcleanup.c (cleanup_omp_return): New.
2515 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2516 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2517 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2518 (tree_redirect_edge_and_branch): Handle omp constructs.
2520 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2521 with three arguments.
2523 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2525 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2528 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2530 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2531 the loop structures may need fixing.
2532 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2534 (cleanup_tree_cfg_loop): Removed.
2535 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2536 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2537 instead of running cleanup_tree_cfg_loop.
2538 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2539 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2540 (tree_predictive_commoning): Declaration changed.
2541 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2543 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2545 * doc/invoke.texi (l1-cache-size): Update documentation.
2546 (l2-cache-size): Document.
2547 * params.h (L2_CACHE_SIZE): New macro.
2548 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2549 that L1_CACHE_SIZE is in kB now.
2550 (L2_CACHE_SIZE_BYTES): New macro.
2551 (tree_ssa_prefetch_arrays): Show size in kB.
2552 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2553 and l2_cache_size fields.
2554 * config/i386/driver-i386.c (describe_cache): Detect cache size
2556 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2557 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2558 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2559 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2560 (override_options): Set l1-cache-size and l2-cache-size to default
2561 values if not specified otherwise.
2562 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2563 (PARAM_L2_CACHE_SIZE): New.
2565 2007-08-01 Nigel Stephens <nigel@mips.com>
2566 David Ung <davidu@mips.com>
2567 Thiemo Seufer <ths@mips.com>
2568 Chris Dearman <chris@mips.com>
2569 Richard Sandiford <richard@codesourcery.com>
2571 * config.gcc (mips*-sde-elf*): New stanza.
2572 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2573 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2574 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2575 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2576 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2577 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2579 * config/mips/sde.h: New file.
2580 * config/mips/t-libgcc-mips16: Likewise.
2581 * config/mips/t-sde: Likewise.
2582 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2583 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2584 _MIPS_FPSET and _MIPS_SZINT.
2585 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2586 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2587 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2588 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2589 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2590 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2591 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2592 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2593 _MIPS_SZPTR and _MIPS_FPSET.
2594 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2595 architecture is specified.
2596 (MIPS_32BIT_OPTION_SPEC): New macro.
2598 2007-07-31 Dan Hipschman <dsh@google.com>
2600 * gcc.c (end_going_arg): New function.
2601 (do_spec_2): Use it.
2602 (do_spec_1): Use it.
2604 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2606 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2607 only if ENABLE_CHECKING is defined.
2609 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2611 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2612 df_ru_add_problem, df_ru_get_bb_info): Removed.
2613 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2614 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2615 df_ru_free_bb_info, df_ru_alloc,
2616 df_ru_bb_local_compute_process_def,
2617 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2618 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2619 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2620 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2621 df_ru_add_problem): Removed.
2623 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2626 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2627 (casesi32p, casesi64p): Likewise.
2628 (casesi): Adjust for above.
2630 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2632 * mode-switching.c (create_pre_exit): Don't search past calls.
2634 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2636 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2638 2007-07-31 Revital Eres <eres@il.ibm.com>
2640 * ddg.c (add_deps_for_def): Rename to...
2641 (add_cross_iteration_register_deps): This. Change implementation
2642 to use only reaching def and def-use chains to construct the
2643 inter loop dependencies.
2644 (add_deps_for_use): Remove function.
2645 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2646 function to build the inter loop dependencies.
2647 * modulo-sched.c (sms_schedule): Build only
2648 reaching def and def-use chains for the propose of the ddg
2651 2007-07-31 Julian Brown <julian@codesourcery.com>
2653 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2654 New define_insns. Use correct RTL.
2655 (vec_set<mode>): Write as expander.
2657 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2659 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2660 to an unallocated space.
2662 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2665 (split_constant_offset): Enable split_constant_offset to extract
2666 constants from other statements.
2667 * tree-vect-transform.c
2668 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2669 to a temp var. Force base_offset to be simple.
2671 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2673 * df-scan.c (df_scan_verify): Remove artificial limit on
2674 the number of blocks for verification.
2675 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2676 df_simulate_defs): Avoid unnecessary insn checking for defs.
2678 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2680 * config/m68k/lb1sf68.asm (FUNC): New macro.
2682 (__udivsi3): Likewise.
2683 (__divsi3): Likewise.
2684 (__umodsi3): Likewise.
2685 (__modsi3): Likewise.
2686 (__subdf3): Likewise.
2687 (__adddf3): Likewise.
2688 (__muldf3): Likewise.
2689 (__divdf3): Likewise.
2690 (__negdf2): Likewise.
2691 (__cmpdf2): Likewise.
2692 (__subsf3): Likewise.
2693 (__addsf3): Likewise.
2694 (__mulsf3): Likewise.
2695 (__divsf3): Likewise.
2696 (__negsf2): Likewise.
2697 (__cmpsf2): Likewise.
2698 (__eqdf2): Likewise.
2699 (__nedf2): Likewise.
2700 (__gtdf2): Likewise.
2701 (__gedf2): Likewise.
2702 (__ltdf2): Likewise.
2703 (__ledf2): Likewise.
2704 (__eqsf2): Likewise.
2705 (__nesf2): Likewise.
2706 (__gtsf2): Likewise.
2707 (__gesf2): Likewise.
2708 (__ltsf2): Likewise.
2709 (__lesf2): Likewise.
2711 2007-07-30 Ollie Wild <aaw@google.com>
2713 * c-ppoutput.c (print_lines_directives_only): New function.
2714 (scan_translation_unit_directives_only): New function.
2715 (preprocess_file): Add call to scan_translation_unit_directives_only.
2716 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2717 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2718 -fdirectives-only. Add errors for -fdirectives-only conflict with
2719 -Wunused-macros and -traditional.
2720 (finish_options): Add builtin macro initialization for
2721 -fdirectives-only + -fpreprocessed.
2722 * c.opt (fdirectives-only): New.
2723 * doc/cppopts.texi (fdirectives-only): New.
2725 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2727 * alias.c (record_set, memory_modified_1): Constify.
2728 * bt-load.c (note_btr_set): Likewise.
2729 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2730 * combine.c (set_nonzero_bits_and_sign_copies,
2731 expand_field_assignment, record_dead_and_set_regs_1,
2732 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2733 likely_spilled_retval_1): Likewise.
2734 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2735 frv_io_handle_set): Likewise.
2736 * config/mips/mips.c (mips_sim_record_set,
2737 vr4130_true_reg_dependence_p_1): Likewise.
2738 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2739 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2740 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2741 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2742 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2743 * ddg.c (mark_mem_store): Likewise.
2744 * df-problems.c (df_urec_mark_reg_change): Likewise.
2745 * function.c (update_epilogue_consts): Likewise.
2746 * gcse.c (record_set_info, record_last_set_info,
2747 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2748 reg_clear_last_set): Likewise.
2749 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2751 * jump.c (reversed_comparison_code_parts): Likewise.
2752 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2753 reg_is_set): Likewise.
2754 * loop-iv.c (mark_altered): Likewise.
2755 * mode-switching.c (reg_becomes_live): Likewise.
2756 * optabs.c (no_conflict_move_test): Likewise.
2757 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2759 * postreload.c (reload_combine_note_store, move2add_note_store):
2761 * regmove.c (flags_set_1): Likewise.
2762 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2764 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2766 * resource.c (update_live_status): Likewise.
2767 * rtl.h (set_of, note_stores): Likewise.
2768 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2769 note_stores, parms_set): Likewise.
2770 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2771 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2773 * var-tracking.c (count_stores, add_stores): Likewise.
2775 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2777 * alias.c (mems_in_disjoint_alias_sets_p,
2778 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2779 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2780 write_dependence_p, mems_in_disjoint_alias_sets_p,
2781 read_dependence, true_dependence, canon_true_dependence,
2782 anti_dependence, output_dependence): Constify.
2783 * combine.c (extended_count): Likewise.
2784 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2785 * cselib.c (get_value_hash, references_value_p,
2786 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2787 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2788 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2789 * function.c (contains, prologue_epilogue_contains,
2790 sibcall_epilogue_contains): Likewise.
2791 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2792 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2793 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2794 reg_or_subregno): Likewise.
2795 * recog.c (asm_noperands): Likewise.
2796 * reload1.c (function_invariant_p): Likewise.
2797 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2798 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2799 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2800 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2801 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2802 extended_count, prologue_epilogue_contains,
2803 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2804 canon_true_dependence, read_dependence, anti_dependence,
2805 output_dependence): Likewise.
2806 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2808 2007-07-30 Julian Brown <julian@codesourcery.com>
2810 * config/arm/neon.md (V_ext): New mode attribute.
2811 (neon_vget_lane<mode>): Replace with define_expand.
2812 (neon_vget_lane<mode>_sext_internal)
2813 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2814 and quad precision vectors.
2815 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2816 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2817 have typeless 32-bit result.
2819 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2822 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2824 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2825 use sizetype for rest.
2826 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2827 (aff_combination_convert): Don't convert rest for pointer types.
2829 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2831 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2833 * tree-ssa-alias.c: Add alloc-pool.h.
2834 (init_alias_info): Free alias_bitmap_obstack.
2835 (delete_alias_info): Call delete_mem_ref_stats.
2836 (get_mem_sym_stats_for): Use alloc_pool.
2837 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2838 (delete_mem_sym_stats): Removed.
2840 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2842 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2843 functions cannot be represented as classical distance vectors.
2845 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2847 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2848 * builtins.c (validate_arg, builtin_mathfn_code,
2849 validate_arglist): Likewise.
2850 * calls.c (call_expr_flags): Likewise.
2851 * combine.c (reg_nonzero_bits_for_combine,
2852 reg_num_sign_bit_copies_for_combine, get_last_value,
2853 reg_truncated_to_mode): Likewise.
2854 * emit-rtl.c (subreg_lowpart_p): Likewise.
2855 * expr.c (highest_pow2_factor_for_target,
2856 categorize_ctor_elements_1, categorize_ctor_elements,
2857 count_type_elements, contains_packed_reference,
2858 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2859 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2860 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2861 native_encode_int, native_encode_real, native_encode_complex,
2862 native_encode_vector, native_encode_expr, native_interpret_int,
2863 native_interpret_real, native_interpret_complex,
2864 native_interpret_vector, native_interpret_expr): Likewise.
2865 * function.c (use_register_for_decl): Likewise.
2866 * gimplify.c (get_name): Likewise.
2867 * langhooks-def.h (lhd_return_null_const_tree): New.
2868 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2869 * langhooks.c (lhd_return_null_const_tree): New.
2870 * langhooks.h (lang_get_callee_fndecl): Constify.
2871 * output.h (constructor_static_from_elts_p): Likewise.
2872 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2873 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2874 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2875 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2876 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2877 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2878 * rtlhooks-def.h (reg_nonzero_bits_general,
2879 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2881 * rtlhooks.c (reg_num_sign_bit_copies_general,
2882 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2884 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2885 * stor-layout.c (mode_for_size_tree): Likewise.
2886 * tree-ssa-loop-im.c (memref_eq): Likewise.
2887 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2888 * tree.c (contains_placeholder_p, type_list_equal,
2889 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2891 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2892 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2893 contains_placeholder_p, contains_packed_reference,
2894 get_callee_fndecl, operand_equal_for_phi_arg_p,
2895 warn_if_unused_value, is_body_block, native_encode_expr,
2896 native_interpret_expr, fold_convertible_p, operand_equal_p,
2897 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2898 validate_arglist, simple_cst_equal, type_list_equal,
2899 use_register_for_decl, call_expr_flags, get_name,
2900 highest_pow2_factor): Likewise.
2901 (const_call_expr_arg_iterator_d,
2902 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2903 first_const_call_expr_arg, more_const_call_expr_args_p,
2904 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2905 * varasm.c (constructor_static_from_elts_p): Constify.
2907 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2909 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2910 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2911 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2912 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2913 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2914 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2915 spelling conventions.
2916 * doc/invoke.texi: Follow spelling conventions.
2918 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2919 Revital Eres <eres@il.ibm.com>
2921 * modulo-sched.c (sms_schedule): Avoid loops which includes
2922 auto-increment instructions.
2924 2007-07-28 Richard Guenther <rguenther@suse.de>
2927 * fold-const.c (fold_cond_expr_with_comparison): Convert
2928 operand zero of MIN/MAX_EXPR to correct type.
2930 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2932 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2933 flags_from_decl_or_type): Constify.
2934 * gcc.c (do_spec_1): Likewise.
2935 * print-tree.c (dump_addr, print_node_brief): Likewise.
2936 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2937 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2938 tree_purge_all_dead_eh_edges): Likewise.
2939 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2940 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2942 * tree.c (expr_location, expr_has_location, expr_locus,
2943 expr_filename, expr_lineno, get_inner_array_type,
2944 fields_compatible_p): Likewise.
2945 * tree.h (get_inner_array_type, fields_compatible_p,
2946 expr_location, expr_has_location, expr_locus, expr_filename,
2947 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2948 setjmp_call_p, alloca_call_p): Likewise.
2950 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2952 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2953 TV_FLOW_INSENSITIVE.
2955 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2957 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2958 (compute_flow_insensitive_aliasing): Ditto for
2959 TV_FLOW_INSENSITIVE.
2961 2007-07-27 Jan Hubicka <jh@suse.cz>
2963 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2966 * attribs.c: Include hashtab.h
2967 (attribute_hash): New.
2968 (substring): New structure.
2969 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2971 (init_attributes): Initialize attribute hash.
2972 (decl_attributes): Use attribute hash.
2973 * Makefile.in (attribs.c): Depend on hashtab.h.
2975 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2977 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2979 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2981 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2982 __mips_dspr2 and __mips_dsp_rev macros.
2983 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2985 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2987 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2989 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2993 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2994 and the updating of the live and do_not_gen sets.
2995 (df_note_bb_compute): Added updating of live and do_not_gen sets
2996 for regular defs so that the case of clobber inside conditional
2997 call is processed correctly.
2999 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3001 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3002 operands with compatible type.
3004 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3006 * expr.h (store_bit_field): Don't return a value.
3007 * expmed.c (check_predicate_volatile_ok): New function.
3008 (store_bit_field_1): New function, extracted from store_bit_field.
3009 Take a fallback_p argument and return true if the operation succeeded.
3010 Only use store_fixed_bit_field if fallback_p. Don't recompute
3011 mode_for_extraction; use op_mode instead. Try forcing memories
3012 into registers if the insv expander fails.
3013 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3014 Don't return a value.
3015 (convert_extracted_bit_field): New function, extracted from
3017 (extract_bit_field_1): Likewise. Take a fallback_p argument
3018 and return NULL if the operation succeeded. Only use
3019 extract_fixed_bit_field if fallback_p. Only calculate one
3020 extraction mode. Combine code for extv and extzv. Try forcing
3021 memories into registers if the ext(z)v expander fails.
3022 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3024 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3026 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3028 (df_ref): Likewise. Put regno with other integer fields.
3030 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3032 * df.h (df_mw_hardreg): Remove "loc" field.
3033 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3035 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3036 split out from df_set_unused_notes_for_mw. Return false for
3037 partial references. Assert that mw_reg is a REG when returning true.
3038 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3039 (df_whole_mw_reg_dead_p): New function, split out from
3040 df_set_dead_notes_for_mw. Return false for partial references.
3041 Assert that mw_reg is a REG when returning true.
3042 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3043 Remove redundant bitmap check.
3045 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3047 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3048 ($(T)crtend.o): Likwise.
3049 ($(T)crtbeginS.o): Likwise.
3050 ($(T)crtendS.o): Likwise.
3051 ($(T)crtfastmath.o): Likwise.
3053 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3055 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3056 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3057 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3058 and x_n_bbs_in_dom_tree fields.
3060 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3062 PR tree-optimization/32087
3063 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3064 Do not call scale_bbs_frequencies_int with prob of zero.
3066 2007-07-26 Julian Brown <julian@codesourcery.com>
3068 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3069 (neon_element_bits): Add prototypes.
3070 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3071 (neon_const_bounds, neon_element_bits): New functions.
3072 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3073 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3074 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3075 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3076 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3077 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3078 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3079 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3080 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3081 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3082 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3083 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3084 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3086 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3088 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3089 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3091 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3092 Julian Brown <julian@codesourcery.com>
3094 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3095 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3096 * config/arm/cortex-a8.md: New.
3097 * config/arm/cortex-a8-neon.md: New.
3098 * config/arm/neon-schedgen.ml: New.
3099 * config/arm/neon.md (vqh_mnem): New.
3101 (Is_float_mode): New.
3102 (Scalar_mul_8_16): New.
3104 (V_mode_nunits): New.
3105 (All instruction patterns): Annotate with neon_type attribute
3107 * config/arm/arm.md: Include cortex-a8.md.
3108 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3110 Annotate instruction patterns accordingly.
3111 (generic_sched): Do not use generic scheduling for Cortex-A8.
3112 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3114 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3116 * fold-const.c (fold_read_from_constant_string): Use
3118 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3120 2007-07-26 Nick Clifton <nickc@redhat.com>
3122 * tree-ssa-operands.h: Change copyright header to refer to version
3123 3 of the GNU General Public License and to point readers at the
3124 COPYING3 file and the FSF's license web page.
3125 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3126 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3127 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3128 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3129 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3130 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3131 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3132 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3133 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3134 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3135 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3136 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3137 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3138 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3139 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3140 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3141 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3142 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3143 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3144 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3145 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3146 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3147 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3148 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3149 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3150 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3151 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3152 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3153 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3154 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3155 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3156 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3157 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3158 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3159 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3160 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3161 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3162 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3163 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3164 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3165 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3166 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3167 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3168 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3169 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3170 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3171 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3172 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3173 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3174 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3175 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3176 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3177 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3178 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3179 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3180 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3181 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3182 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3183 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3184 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3185 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3186 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3187 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3188 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3189 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3190 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3191 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3192 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3193 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3194 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3195 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3196 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3197 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3198 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3199 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3200 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3201 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3202 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3203 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3204 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3205 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3206 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3207 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3208 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3209 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3210 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3211 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3212 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3213 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3214 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3215 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3216 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3217 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3218 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3219 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3220 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3221 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3222 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3223 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3224 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3225 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3226 convert.c, convert.h, langhooks-def.h, reload1.c,
3227 tree-ssa-operands.c: Likewise.
3229 2007-07-26 Jan Hubicka <jh@suse.cz>
3231 * tree-ssa-live.c: Include debug.h and flags.h.
3232 (mark_scope_block_unused): New function.
3233 (remove_unused_scope_block_p): New function.
3234 (remove_unused_locals): Remove unused blocks too.
3236 2007-07-25 Ian Lance Taylor <iant@google.com>
3238 * combine.c (combine_max_regno): Remove. Remove all uses.
3239 (struct reg_stat_struct): Rename from struct reg_stat.
3240 (reg_stat_type): Define, and declare VECs.
3241 (reg_stat): Change from pointer to VEC. Change all uses.
3242 (combine_split_insns): New static function.
3243 (try_combine, find_split_point): Call it instead of split_insns.
3245 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3247 * cfghooks.c (split_block): Fix the information about loop latch.
3249 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3251 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3253 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3255 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3256 Scan the new edge for loop exit info.
3258 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3260 * config/darwin.c: Include debug.h.
3262 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3265 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3267 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3269 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3270 (HARD_REGNO_MODE_OK): Ditto.
3271 (MODES_TIEABLE_P): Ditto.
3272 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3273 (CLASS_MAX_NREGS): Ditto.
3274 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3275 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3276 (divdf3_internal_thr): Removed.
3277 * config/ia64/div.md: New file.
3278 * config/ia64/constraints.md: Add H constraint.
3280 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3282 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3283 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3284 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3285 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3286 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3287 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3288 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3289 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3290 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3291 dump_sbitmap_file, debug_sbitmap, popcount_table,
3292 sbitmap_popcount): Constify.
3293 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3294 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3295 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3296 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3297 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3298 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3299 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3300 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3301 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3302 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3303 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3305 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3307 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3308 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3309 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3310 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3311 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3312 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3313 bitmap_intersect_p, bitmap_intersect_compl_p,
3314 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3315 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3317 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3318 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3319 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3320 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3321 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3322 debug_bitmap, debug_bitmap_file, bitmap_print,
3323 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3324 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3326 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3328 * config/darwin.c (darwin_override_options): Additional fix for
3329 debug info formats that don't support var tracking.
3331 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3333 * cselib.c (entry_and_rtx_equal_p): Constify.
3334 * gengtype.c (output_mangled_typename, write_types, write_local):
3336 * gengtype.h (const_type_p): New.
3337 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3339 * tlink.c (scan_linker_output): De-constify.
3340 * tree-ssa-loop-im.c (memref_eq): Constify.
3341 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3342 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3344 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3346 * c-common.c (fname_as_string, c_type_hash): Constify.
3347 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3348 * cgraph.c (edge_hash, edge_eq): Likewise.
3349 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3350 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3351 reg_attrs_htab_eq): Likewise.
3352 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3354 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3355 const_decl_t, const_state_t, const_automata_list_el_t): New.
3356 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3357 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3358 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3359 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3360 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3361 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3362 compare_max_occ_cycle_nums, out_state_arcs_num,
3363 compare_transition_els_num, units_cmp, state_reservs_cmp):
3365 * genmodes.c (cmp_modes): Likewise.
3366 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3367 * gimplify.c (compare_case_labels): Likewise.
3368 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3369 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3370 * matrix-reorg.c (mtt_info_hash): Likewise.
3371 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3372 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3373 (htab_hash_bucket, htab_hash_elem): Constify.
3374 * tree-browser.c (TB_parent_eq): Likewise.
3375 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3376 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3377 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3378 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3380 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3381 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3382 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3383 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3384 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3386 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3387 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3388 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3389 * tree-ssa-threadupdate.c (redirection_data_hash,
3390 redirection_data_eq): Likewise.
3391 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3392 * tree-ssa.c (var_ann_eq): Likewise.
3393 * tree-vrp.c (compare_case_labels): Likewise.
3394 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3395 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3396 tree_not_check_failed, tree_class_check_failed,
3397 tree_range_check_failed, tree_not_class_check_failed,
3398 omp_clause_check_failed, omp_clause_range_check_failed,
3399 tree_contains_struct_check_failed, tree_operand_check_failed):
3401 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3402 tree_not_check_failed, tree_class_check_failed,
3403 tree_range_check_failed, tree_not_class_check_failed,
3404 tree_operand_check_failed, omp_clause_operand_check_failed,
3405 tree_operand_length): Likewise.
3406 * var-tracking.c (const_variable): New.
3407 (variable_htab_hash, variable_htab_eq): Constify.
3408 * varasm.c (const_desc_hash): Likewise.
3410 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3412 * expr.c (handled_component_p): Constify.
3413 * fold-const.c (fit_double_type): Likewise.
3414 * real.h (real_value_from_int_cst): Likewise.
3415 * tree-flow-inline.h (gimple_in_ssa_p,
3416 gimple_aliases_computed_p, gimple_addressable_vars,
3417 gimple_call_clobbered_vars, gimple_referenced_vars,
3418 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3419 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3420 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3421 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3422 is_label_stmt, is_global_var, phi_ssa_name_p,
3423 factoring_name_p, is_call_clobbered, tree_common_ann,
3424 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3425 unmodifiable_var_p, array_ref_contains_indirect_ref,
3426 ref_contains_array_ref, lookup_subvars_for_var,
3427 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3428 gimple_mem_ref_stats): Likewise.
3429 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3430 may_aliases, is_exec_stmt, is_label_stmt,
3431 ref_contains_array_ref, array_ref_contains_indirect_ref,
3432 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3433 unmodifiable_var_p): Likewise.
3434 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3435 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3436 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3437 cst_and_fits_in_hwi, real_value_from_int_cst,
3438 build_real_from_int_cst, integer_zerop, integer_onep,
3439 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3440 tree_floor_log2, real_zerop, real_onep, real_twop,
3441 real_minus_onep, really_constant_p, purpose_member, chain_member,
3442 list_length, fields_length, int_size_in_bytes, bit_position,
3443 int_bit_position, byte_position, int_byte_position, expr_align,
3444 array_type_nelts, tree_node_structure,
3445 type_contains_placeholder_1, iterative_hash_pointer,
3446 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3447 tree_map_base_eq, type_hash_list, type_hash_eq,
3448 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3449 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3450 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3451 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3452 int_fits_type_p, get_containing_scope, decl_function_context,
3453 decl_type_context, omp_clause_operand_check_failed,
3454 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3455 * tree.h (omp_clause_operand_check_failed, tree_size,
3456 build_real_from_int_cst, array_type_nelts, purpose_member,
3457 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3458 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3459 is_attribute_p, check_qualified_type, expr_align,
3460 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3461 int_byte_position, list_length, fields_length, initializer_zerop,
3462 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3463 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3464 tree_node_structure, handled_component_p, get_containing_scope,
3465 decl_function_context, decl_type_context, real_zerop,
3466 type_num_arguments, fit_double_type, really_constant_p,
3467 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3468 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3469 real_twop, real_minus_onep, int_cst_value): Likewise.
3471 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3473 * cfglayout.c (insn_scope, insn_line): Constify.
3474 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3475 const_double_htab_hash, const_double_htab_eq,
3476 mem_attrs_htab_hash): Likewise.
3477 * loop-iv.c (biv_eq): Likewise.
3478 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3479 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3480 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3482 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3483 error_for_asm, warning_for_asm, _fatal_insn,
3484 _fatal_insn_not_found): Likewise.
3485 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3486 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3487 rtl_check_failed_type2, rtl_check_failed_code1,
3488 rtl_check_failed_code2, rtl_check_failed_code_mode,
3489 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3490 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3491 rtl_check_failed_type2, rtl_check_failed_code1,
3492 rtl_check_failed_code2, rtl_check_failed_code_mode,
3493 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3494 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3495 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3496 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3497 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3498 rtx_unstable_p, get_integer_term, get_related_value,
3499 offset_within_block_p, reg_mentioned_p, count_occurrences,
3500 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3501 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3502 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3503 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3504 find_constant_src, find_reg_fusage, find_regno_fusage,
3505 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3506 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3507 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3508 computed_jump_p, auto_inc_p, in_expr_list_p,
3509 remove_node_from_expr_list, loc_mentioned_in_p,
3510 label_is_jump_target_p, reversed_comparison_code_parts,
3511 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3512 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3513 print_inline_rtx): Likewise.
3514 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3515 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3516 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3517 get_integer_term, get_related_value, offset_within_block_p,
3518 count_occurrences, reg_mentioned_p, no_labels_between_p,
3519 reg_used_between_p, reg_referenced_p, single_set_2,
3520 multiple_sets, set_noop_p, refers_to_regno_p,
3521 reg_overlap_mentioned_p, dead_or_set_p,
3522 covers_regno_no_parallel_p, covers_regno_p,
3523 dead_or_set_regno_p, find_reg_note, find_regno_note,
3524 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3525 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3526 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3527 side_effects_p, may_trap_p_1, may_trap_p,
3528 may_trap_after_code_motion_p, may_trap_or_fault_p,
3529 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3530 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3531 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3532 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3533 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3535 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3536 warning_for_asm): Likewise.
3537 * tree.h (print_rtl): Likewise.
3538 * varasm.c (get_pool_mode): Likewise.
3540 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3542 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3543 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3544 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3545 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3546 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3547 * ddg.c (compare_sccs): Likewise.
3548 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3549 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3550 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3551 decimal_do_fix_trunc, decimal_real_to_integer,
3552 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3553 * dse.c (const_group_info_t): New.
3554 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3555 * dwarf2out.c (const_dw_die_ref): New.
3556 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3557 * tree-browser.c (TB_parent_eq): Likewise.
3558 * unwind-dw2-fde.c (__register_frame_info_bases,
3559 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3560 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3562 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3563 * unwind-dw2.c (uw_frame_state_for): Likewise.
3564 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3565 * value-prof.h (const_histogram_value): New.
3567 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3569 * config/mips/mips.c (machine_function): Add
3570 initialized_mips16_gp_pseudo_p.
3571 (mips16_gp_pseudo_reg): Do not emit the initialization of
3572 mips16_gp_pseudo_rtx when being called from the gimple cost-
3573 calculation routines; emit it on the first use outside those
3576 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3578 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3581 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3582 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3583 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3584 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3585 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3586 Preserve const-ness of parameters through use of __typeof(),
3587 also constify and tidy.
3589 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3590 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3591 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3592 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3593 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3594 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3595 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3596 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3597 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3599 2007-07-25 Julian Brown <julian@codesourcery.com>
3600 Mark Shinwell <shinwell@codesourcery.com>
3602 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3603 (alpha_mangle_type): This.
3604 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3605 (TARGET_MANGLE_TYPE): Define this instead.
3606 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3607 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3608 (arm_init_neon_builtins): Fix comment.
3609 (arm_mangle_map_entry): New.
3610 (arm_mangle_map): New.
3611 (arm_mangle_type): New.
3612 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3613 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3614 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3615 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3616 (TARGET_MANGLE_TYPE): Define this instead.
3617 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3618 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3619 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3620 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3621 (TARGET_MANGLE_TYPE): Define this instead.
3622 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3624 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3625 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3626 (TARGET_MANGLE_TYPE): Define this instead.
3627 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3628 (s390_mangle_type): This.
3629 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3630 (TARGET_MANGLE_TYPE): Define this instead.
3631 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3632 (sparc_mangle_type): This.
3633 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3634 (TARGET_MANGLE_TYPE): Define this instead.
3635 * cp/mangle.c (write_type): Call mangle_type target hook on all
3636 types before mangling. Use original type, not main variant, as
3638 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3639 (TARGET_MANGLE_TYPE): This.
3640 * target.h (gcc_target): Rename mangle_fundamental_type to
3642 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3643 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3645 2007-07-25 Julian Brown <julian@codesourcery.com>
3646 Paul Brook <paul@codesourcery.com>
3647 Joseph Myers <joseph@codesourcery.com>
3648 Mark Shinwell <shinwell@codesourcery.com>
3650 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3651 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3652 (with_fpu): Allow --with-fpu=neon.
3653 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3654 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3655 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3656 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3657 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3658 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3659 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3660 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3661 (output_move_neon): Add prototypes.
3662 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3663 (all_fpus): Add FPUTYPE_NEON.
3664 (fp_model_for_fpu): Add NEON field.
3665 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3666 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3668 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3670 (thumb2_legitimate_address_p): Likewise.
3671 (neon_valid_immediate): Recognize and prepare constants suitable for
3673 (neon_immediate_valid_for_move): New function. Recognize and prepare
3674 immediates for NEON move instructions.
3675 (neon_immediate_valid_for_logic): New function. Recognize and
3676 prepare immediates for NEON logic instructions.
3677 (neon_output_logic_immediate): New function. Create asm string
3678 suitable for outputting immediate logic instructions.
3679 (neon_pairwise_reduce): New function. Implement reduction using
3680 pairwise operations.
3681 (neon_expand_vector_init): New function. Expand a (possibly
3682 non-constant) vector initialization.
3683 (neon_vector_mem_operand): New function. Memory operands supported
3684 for quad-word loads/stores to/from ARM or NEON registers. Don't
3685 allow base+offset addressing for core regs.
3686 (neon_struct_mem_operand): New function. Valid mems for NEON
3688 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3689 from neon_vector_mem_operand addresses without a secondary register.
3690 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3691 (add_minipool_backward_ref): Likewise.
3692 (dump_minipool): Likewise.
3693 (push_minipool_fix): Likewise.
3694 (output_move_quad): New function. Output quad-word moves, loads and
3695 stores using ARM registers.
3696 (output_move_vfp): Add support for vectors in VFP (NEON) D
3698 (output_move_neon): Output a NEON load/store to/from a quadword
3700 (arm_print_operand): Implement new codes:
3701 - 'c' for unadorned integers (without a # sign).
3702 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3704 - 'e', 'f' for the low and high D parts of a NEON Q register.
3705 - 'q' outputs a NEON Q register.
3706 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3707 - 'T' prints NEON opcode features from a coded bitmask.
3708 - 'F' is similar to T, but signed/unsigned codes both print as
3710 - 't' is similar to T, but 'u' is printed instead of 'p'.
3711 - 'O' prints 'r' if NEON instruction should perform rounding (as
3712 specified by bitmask), else prints nothing.
3713 - '#' is a punctuation character to stop operand numbers from
3714 running together with following digits in the assembler
3715 strings for instructions (when using mode attributes).
3716 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3717 constant vectors in big-endian mode, where necessary.
3718 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3719 Handle EI, OI, CI, XI modes.
3720 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3721 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3722 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3723 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3724 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3726 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3727 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3728 to turn v8qi, etc. into bits defined above.
3729 (neon_itype): New enumeration. Classifications of NEON builtins.
3730 (neon_builtin_datum): Define struct. Contains information about
3731 a single builtin (with multiple modes).
3732 (CF): Define helper macro for...
3733 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3735 (neon_builtin_data): New array. Define information about builtins
3736 for use during initialization/expansion.
3737 (arm_init_neon_builtins): New function.
3738 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3740 (neon_builtin_compare): New function.
3741 (locate_neon_builtin_icode): New function. Find an insn code for a
3742 builtin given a function code for that builtin. Also return type of
3743 builtin (NEON_BINOP, NEON_UNOP etc.).
3744 (builtin_arg): New enumeration. Types of arguments for builtins.
3745 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3746 Takes a variable argument list of builtin_arg types, terminated by
3748 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3749 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3750 (neon_emit_pair_result_insn): New function. Support returning pairs
3751 of vectors via a pointer.
3752 (neon_disambiguate_copy): New function. Set up operands for a
3753 multi-word copy such that registers do not get clobbered.
3754 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3755 ARM_BUILTIN_NEON_BASE.
3756 (arm_file_start): Set float-abi attribute for NEON.
3757 (arm_vector_mode_supported_p): Enable NEON vector modes.
3758 (arm_mangle_map_entry): New.
3759 (arm_mangle_map): New.
3760 (arm_mangle_vector_type): New.
3761 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3763 (TARGET_NEON): New macro. Target supports NEON.
3764 (fputype): Add FPUTYPE_NEON.
3765 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3766 for vectorization based on command-line arg.
3767 (NEON_REGNO_OK_FOR_NREGS): Define.
3768 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3769 (VALID_NEON_STRUCT_MODE): Define.
3770 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3771 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3772 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3773 (consttable_16): Add pattern for outputting 16-byte minipool
3775 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3777 (vec-common.md, neon.md): Include md files.
3778 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3779 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3780 (memory_constraint "Ut", "Un", "Us"): Define.
3781 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3782 (MMX_char): New mode attribute.
3783 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3784 (*add<mode>3_iwmmxt): New insn pattern.
3785 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3786 (*sub<mode>3_iwmmxt): New insn pattern.
3787 (mulv4hi3): Rename to...
3788 (*mulv4hi3_iwmmxt): This.
3789 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3790 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3791 (uminv4hi3, uminv2si3): Remove. Replace with...
3792 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3793 (*umin<mode>3_iwmmxt): These.
3794 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3795 (ashr<mode>3_iwmmxt): This new pattern.
3796 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3797 (lshr<mode>3_iwmmxt): This new pattern.
3798 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3799 (ashl<mode>3_iwmmxt): This new pattern.
3800 * config/arm/neon-docgen.ml: New file. Generate documentation for
3802 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3803 * config/arm/arm_neon.h: New (autogenerated).
3804 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3806 * config/arm/neon.md: New file. Define NEON instructions.
3807 * config/arm/neon.ml: New file. Abstract description of NEON
3808 instructions, used to generate arm_neon.h header, documentation and
3810 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3811 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3813 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3815 (ARM NEON Intrinsics): New subsection.
3816 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3818 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3820 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3823 2007-07-24 Jan Hubicka <jh@suse.cz>
3825 * regclass.c (move_table): New type.
3826 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3827 (init_move_cost): Break out from ...
3828 (init_reg_sets_1): ... here; simplify computation of
3829 have_regs-of_mode and contains_reg_of_mode.
3830 (record_reg_classes): Unswitch internal loops.
3831 (copy_cost): Trigger lazy initialization of move cost
3832 (record_address_regs): Likewise.
3834 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3836 * config/darwin.c (darwin_override_options): Don't force on
3837 flag_var_tracking_uninit when no debug info is requested.
3839 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3841 * cfgloop.c (init_loops_structure): New function.
3842 (flow_loops_find): Create root of the loop tree unconditionally.
3844 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3846 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3848 2007-07-24 Jan Hubicka <jh@suse.cz>
3850 * caller-save.c: Include ggc.h, gt-caller-save.h
3851 (reg_save_code, reg_restore_code): Rename to ...
3852 (cached_reg_save_code, cached_reg_restore_code): ... those.
3853 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3854 (reg_save_code, reg_restore_code): New functions.
3855 (init_caller_save): Do not intialize
3856 reg_save_code/reg_restore_code tables.
3857 * Makefile.in: (gt-caller-save.h): New.
3859 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3861 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3862 with the mode of the original operand instead of
3865 2007-07-23 Jan Hubicka <jH@suse.cz>
3867 * i386.c (ix86_secondary_memory_needed): Break out to...
3868 (inline_secondary_memory_needed): ... here.
3869 (ix86_memory_move_cost): Break out to ...
3870 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3871 maximum of input and output; fix handling of Q_REGS on 64bit.
3872 (ix86_secondary_memory_needed): Microoptimize.
3874 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3876 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3877 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3878 stmts_from_loop, known_dependences_p, build_rdg): New.
3879 * tree-data-ref.h: Depends on graphds.h.
3880 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3881 (build_rdg): Declared.
3882 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3884 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3886 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3889 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3890 Jakub Jelinek <jakub@redhat.com>
3892 PR middle-end/PR28690
3893 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3894 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3895 and MEM_POINTER operands over REG and MEM operands.
3896 (swap_commutative_operands_p): Change return value to bool.
3897 * rtl.h: Update the corresponding prototype.
3898 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3899 instead of gen_rtx_PLUS.
3900 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3901 value to bool. Change function arguments to rtx's and update code
3903 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3904 calls to match the new declaration.
3905 * simplify-rtx.c (simplify_associative_operation): Don't
3906 reorder simplify_binary_operation arguments.
3908 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3910 * config/mips/mips.c (override_options): Use mips_costs to derive
3911 the default branch cost.
3912 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3914 * config/mips/mips.opt (mbranch-cost=): New option.
3915 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3917 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3919 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3920 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3921 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3922 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3924 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3926 * config/mips/constraints.md (ks): New constraint.
3927 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3928 (*add<mode>3_mips16): ...here.
3930 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3932 * optabs.h (enum optab_index): Add new OTI_signbit.
3933 (signbit_optab): Define corresponding macro.
3934 (enum insn_code signbit_optab[]): Remove array.
3935 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3936 (expand_copysign_absneg): If back end provides signbit insn, use it
3937 instead of bit operations on floating point argument.
3938 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3939 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3940 availability of signbit insn.
3942 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3943 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3944 SSE mode is not active.
3945 (isinf<mode>2): Disable for mfpmath=sse,387.
3947 2007-07-22 Ben Elliston <bje@au.ibm.com>
3949 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3951 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3953 2007-07-20 Richard Guenther <rguenther@suse.de>
3955 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3956 integral typed condition.
3957 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3958 booleanness. Only preserve conversions from a non-base
3959 type to a base type, not in general between types with
3960 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3961 * tree.def (COND_EXPR): Document that the condition
3962 can be of any integral type.
3964 2007-07-20 Nigel Stephens <nigel@mips.com>
3965 Richard Sandiford <richard@codesourcery.com>
3967 * config/mips/mips.h (mips_dwarf_regno): Declare.
3968 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3969 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3970 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3971 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3972 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3973 (REG_CLASS_NAMES): Update accordingly.
3974 * config/mips/mips.c (mips_dwarf_regno): New array.
3975 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3976 (mips_subword): Remove special handling for accumulator registers.
3977 (override_options): Initiailize mips_dwarf_regno. Remove use
3979 (mips_swap_registers): New function.
3980 (mips_conditional_register_usage): Swap accumulator registers
3981 around if TARGET_LITTLE_ENDIAN.
3982 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3983 * config/mips/constraints.md (h, l): Use the endianness to choose
3984 between MD0_REG and MD1_REG.
3985 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3986 alternative-dependent template.
3988 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3990 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3993 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3995 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3996 predecessor fallthru flags.
3998 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4000 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4001 of compare to the same type.
4002 * cfgloopmanip.c (add_loop): Update information about loop exits.
4003 (loop_version): Remove the innermost loop requirement.
4004 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4005 to sizetype for pointers.
4007 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4009 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4010 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4011 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4013 * config/dfp-bit.c: Empty for TFmode conversions.
4015 2007-07-18 Caroline Tice <ctice@apple.com>
4017 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4018 and handle them correctly; check that src is not NULL before
4020 (find_src_set_src): Likewise.
4022 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4024 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4025 (struct alignment_context, init_alignment_context): New.
4026 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4027 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4028 (XCHAL_HAVE_S32C1I): Likewise.
4029 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4030 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4031 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4032 (ATOMIC, HQI): New macros.
4033 (memory_barrier, *memory_barrier): New.
4034 (sync_lock_releasesi): New.
4035 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4036 (sync_lock_test_and_set<mode>): New.
4037 (sync_<atomic><mode>): New.
4038 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4039 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4040 (xtensa_expand_atomic): New.
4042 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4046 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4047 transformation for builtin ISNORMAL.
4048 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4049 * builtins.def (BUILT_IN_ISNORMAL): New.
4050 * doc/extend.texi: Document isnormal.
4052 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4056 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4057 optabs infrastructure. Provide generic implementation for
4059 (expand_builtin): Handle FINITE/ISFINITE.
4060 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4061 (fold_builtin_1): Likewise.
4063 * builtins.def (BUILT_IN_ISFINITE): New.
4065 * doc/extend.texi: Document isfinite.
4067 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4072 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4073 generic fallback for isinf.
4074 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4075 calculation code ...
4076 * real.c (get_max_float): ... to here.
4077 * real.h (get_max_float): New.
4079 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4083 * builtin-attrs.def (ATTR_TYPEGENERIC,
4084 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4086 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4087 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4088 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4089 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4091 * c-common.c (handle_type_generic_attribute): New.
4092 (c_common_attribute_table): Add "type generic".
4094 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4096 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4098 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4099 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4102 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4105 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4106 checking that the operand is an expression.
4108 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4109 Danny Smith <dannysmith@users.sourceforge.net>
4112 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4113 file mapping object in local namespace if Windows version later
4116 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4118 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4119 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4120 arm_cannot_force_const_mem.
4121 (arm_cannot_force_const_mem): New function.
4122 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4123 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4124 of arm_tls_referenced_p.
4125 * config/arm/arm.md (movsi): Split out-of-section constants when
4126 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4127 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4129 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4131 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4133 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4135 * config/mips/mips.md (*extendqihi2): Convert the destination
4138 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4140 * config/pa/fptr.c: Update license header.
4141 * config/pa/milli64.S: Likewise.
4143 2007-07-17 Nick Clifton <nickc@redhat.com>
4145 * COPYING_v3: New file. Contains version 3 of the GNU General
4147 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4148 Lesser General Public License.
4149 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4150 the GNU General Public License.
4152 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4154 PR rtl-optimization/32773
4155 * cfglayout.c (force_one_exit_fallthru): New function.
4156 (cfg_layout_finalize): Use it.
4158 2007-07-16 Richard Guenther <rguenther@suse.de>
4159 Uros Bizjak <ubizjak@gmail.com>
4161 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4162 before forcing it to gimple operand.
4164 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4165 David Ung <davidu@mips.com>
4167 * config/mips/mips.h (TUNE_24K): Define.
4168 (TUNE_MACC_CHAINS): Add TUNE_24K.
4169 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4171 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4172 (r74k_int_madd): .. this new reservation.
4173 (define_bypass): Fixed bypasses for r74k_int_madd to use
4175 * config/mips/24k.md (define_bypass): Define new
4176 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4178 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4179 Nigel Stephens <nigel@mips.com>
4181 * config/mips/mips.md: Include 20kc.md.
4182 * config/mips/20kc.md: New file.
4183 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4184 (mips_adjust_cost): Tweak for 20Kc.
4185 (mips_issue_rate): Likewise.
4186 * config/mips/mips.h (TUNE_20KC): Define.
4188 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4190 * config/rs6000/rs6000.c (struct processor_cost): Add
4191 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4193 (*_cost): Add cache information.
4194 (rs6000_override_options): Set cache parameters.
4196 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4199 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4200 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4202 2007-07-16 Paul Brook <paul@codesourcery.com>
4205 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4206 (cirrus_thumb2_movsi_insn): Ditto.
4208 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4210 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4213 2007-07-15 Andrew Haley <aph@redhat.com>
4215 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4216 before looking in the context.
4218 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4222 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4223 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4224 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4225 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4226 to generate .CALLINFO statement.
4227 (hppa_expand_prologue): Set rp_saved.
4228 (hppa_expand_epilogue): Use rp_saved.
4229 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4230 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4232 2007-07-14 Dirk Mueller <dmueller@suse.de>
4234 * omega.c (coalesce): Fix memory leak on early exit.
4235 * matrix-reorg.c (check_allocation_function): Likewise.
4236 * tree-vect-transform.c (vect_get_new_vect_var): free result
4238 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4239 pass pointer to edge vector
4240 (partition_hot_cold_basic_blocks): Fix memory leak.
4241 * collect2.c (prefix_from_string): Free temporary storage.
4242 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4244 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4246 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4247 (DO_GLOBAL_DTORS_BODY): Likewise.
4249 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4250 Nigel Stephens <nigel@mips.com>
4252 * config/mips/mips.c (mips_classify_symbol): Don't return
4253 SYMBOL_SMALL_DATA for constant pool addresses if
4254 TARGET_EMBEDDED_DATA is true.
4256 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4258 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4259 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4260 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4261 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4262 __builtin_ia32_storehps, __builtin_ia32_storelps,
4263 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4264 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4265 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4266 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4267 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4268 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4269 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4270 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4271 using def_builtin_const.
4273 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4275 PR tree-optimization/32705
4276 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4277 (simplify_binary_expression): Use SSA_VAL consistently.
4279 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4281 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4282 (SPEFSCR_REGNO): Delete definition.
4283 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4284 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4285 * config/rs6000/rs6000.h: Do not define *_REGNO.
4286 LINK_REGISTER_REGNUM -> LR_REGNO.
4287 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4288 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4289 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4290 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4291 R_VRSAVE, R_VSCR. Use them.
4292 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4293 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4294 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4295 * config/rs6000/aix.h: Define R_LR. Use it.
4297 2007-07-13 Caroline Tice <ctice@apple.com>
4299 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4300 flag_var_tracking is explicitly turned off (i.e. when variable
4301 tracking is not feasible); otherwise, turn flag_var_tracking on when
4302 flag_var_tracking_uninit is on.
4303 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4304 note definitions, to allow recording of initialization status in the
4306 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4307 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4308 determine if two note locations are equal.
4309 (output_loc_list): Don't output list entries whose start & end labels
4311 (reg_loc_descriptor): Add parameter for initialization status; pass it
4312 to other loc descriptor functions.
4313 (one_reg_loc_descriptor): Add parameter for initialization status;
4314 check its value and add DW_OP_GNU_uninit to returned loc descr if
4316 (multiple_reg_loc_descriptor): Add parameter for initialization
4318 pass init status argument to other loc descriptor functions; check
4319 value of intialization parameter and add DW_OP_GNU_uninit to returned
4320 loc descr if appropriate.
4321 (based_loc_descr): Add parameter for initialization status; add new
4322 variable for return value; check value of initialization parameter and
4323 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4324 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4325 pass init status argument to other loc descriptor functions; check
4326 value of intialization parameter and add DW_OP_GNU_uninit to returned
4327 loc descr if appropriate.
4328 (mem_loc_descriptor): Likewise.
4329 (concat_loc_descriptor): Likewise.
4330 (concatn_loc_descriptor): Likewise.
4331 (loc_descriptor): Add parameter for initialization status; pass it as
4332 argument to other loc descriptor function calls.
4333 (loc_descriptor_from_tree_1): Add appropriate initialization status
4334 to loc descriptor function calls.
4335 (add_location_or_const_value_attribute): Get initialization status
4336 from VAR_LOCATION note; add initialization status to loc descriptor
4338 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4339 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4340 status is uninitialized, add "[uninint]" to output.
4341 * common.opt (fvar-tracking-uninit): New option, similar to
4342 fvar-tracking, to turn on tracking of uninitialized variables; creates
4343 a new global flag, flag_var_tracking_uninit.
4344 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4345 (enum var_init_status): New type, for var initialization status field.
4346 * var-tracking.c (struct location_chain_def): Two new fields, init,
4347 for initialization status, and set_src for the assignment value expr.
4348 (unshare_variable): New parameter for initialization status;
4349 initialize new init and set_src fields.
4350 (var_reg_set): New parameters for initialization status and value;
4351 pass them to set_variable_part.
4352 (var_mem_set): Likewise.
4353 (get_init_value): New function.
4354 (var_reg_delete_and_set): New initialization status & value
4355 parameters; add call to get_init_value if status is unknown; pass new
4356 parameters to clobber_variable_part and var_reg_set.
4357 (var_mem_delete_and_set): Likewise.
4358 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4359 (var_mem_delete): Likewise.
4360 (variable_union): Pass status to unshare_variable; initialize new init
4361 and set_src fields. If flag_var_tracking_uninit is not set, force
4362 status to initialized.
4363 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4364 used later to get the set_src value.
4365 (find_src_status): New function.
4366 (find_src_set_src): New function.
4367 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4368 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4369 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4370 and var_mem_delete_and_set.
4371 (dump_variable): Print out "[uninit]" if appropriate.
4372 (set_variable_part): Add new initialization and set_src parameters;
4373 pass status to unshare_variable; set node->init and node- >set_src
4374 fields and modify slot in hash table appropriately; save the init and
4375 set_src values if appropriate and assign to the new node.
4376 (clobber_variable_part): New set_src parameter; if two nodes have
4377 same variable and same location but different set_src (assignment)
4378 values, clobber old node.
4379 (delete_variable_part): Pass init status to unshare_variable.
4380 (emit_note_insn_var_location): Add initialized var; assign var's init
4381 status to new 'initialized'; pass new init status field to calls to
4382 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4383 status to initialized.
4384 (emit_notes_in_bb): Pass initialization status to calls to
4385 var_reg_set, var_mem_set, var_reg_delete_and_set and
4386 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4387 var_reg_delete_and_set and var_mem_delete_and_set; call
4388 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4389 make up for change in add_stores.
4390 (vt_add_function_parameters): Add status to calls to
4392 * config/darwin.c (darwin_override_options): Turn on uninitialized
4393 tracking automatically, if var_tracking is on and the system is
4396 2007-07-13 Sa Liu <saliu@de.ibm.com>
4398 * config.gcc: Add options for arch and tune on SPU.
4399 * config/spu/predicates.md: Add constant operands 0 and 1.
4400 * config/spu/spu-builtins.def: Add builtins for double precision
4401 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4402 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4404 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4406 * config/spu/spu-protos.h: Add new function prototypes.
4407 * config/spu/spu.c (spu_override_options): Check options -march and
4409 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4410 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4412 (spu_const_from_int): New. Create a vector constant from 4 ints.
4413 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4414 (spu_emit_vector_compare): New. Emit vector compare.
4415 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4416 * config/spu/spu.h: Add options -march and -mtune. Define processor
4417 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4418 CANONICALIZE_COMPARISON.
4419 * config/spu/spu.md: Add new insns for double precision compare
4420 and double precision vector compare. Add vcond and smax/smin patterns
4421 to enable DFmode vector conditional expression.
4422 * config/spu/spu.opt: Add options -march and -mtune.
4423 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4424 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4425 both CELL and CELLEDP targets: spu_testsv.
4426 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4429 2007-07-13 Richard Guenther <rguenther@suse.de>
4431 PR tree-optimization/32721
4432 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4433 TREE_THIS_VOLATILE on the folded reference.
4434 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4435 if the array reference has TREE_THIS_VOLATILE set.
4437 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4440 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4442 2007-07-13 Andreas Schwab <schwab@suse.de>
4444 * gengtype-lex.l: Allow declarations to be indented.
4446 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4448 * ginclude/tgmath.h: New.
4449 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4450 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4451 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4452 * configure: Regenerate.
4454 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4456 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4457 correct index when setting register save state for xd
4460 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4462 * config/sh/sh.c (mark_use): Remove.
4464 2007-07-12 Paul Brook <paul@codesourcery.com>
4466 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4467 reg does not overlap return value.
4469 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4471 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4472 (set_expression_vuses): Ditto.
4473 (init_pre): Initialize expression_vuses.
4475 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4477 * config/i386/sse.md (storentdf, storentsf): New.
4479 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4481 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4483 * tree.c (build_decl_stat): Move code from here...
4484 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4485 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4486 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4487 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4488 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4491 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4492 Devang Patel <dpatel@apple.com>
4494 PR tree-optimization/25413
4495 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4496 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4497 * tree.h (contains_packed_reference): New.
4498 * expr.c (contains_packed_reference): New.
4499 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4500 (vect_enhance_data_refs_alignment): Call
4501 vector_alignment_reachable_p.
4502 * target.h (vector_alignment_reachable): New builtin.
4503 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4504 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4505 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4507 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4509 * target.h (builtin_vectorization_cost): Add new target builtin.
4510 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4511 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4512 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4513 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4514 uninitialized variables.
4515 * tree-vect-transform.c (cost_for_stmt): New function.
4516 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4517 using cost 1 for all scalar stmts. Be less conservative when
4518 estimating the number of prologue/epulogue iterations. Call
4519 targetm.vectorize.builtin_vectorization_cost. Return
4520 min_profitable_iters-1.
4521 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4522 initialization cost instead of TARG_VEC_STMT_COST. Use
4523 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4524 epilogue code. Fix epilogue cost computation.
4525 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4526 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4527 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4528 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4529 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4530 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4532 2007-07-12 Richard Guenther <rguenther@suse.de>
4534 * gimplify.c (gimplify_conversion): Make sure that the result
4535 from maybe_fold_offset_to_reference is trivially convertible
4536 to the desired type before doing the simplification.
4537 (gimplify_expr): Likewise.
4538 * fold-const.c (fold_binary): Use the correct types for
4539 building the simplified expression.
4541 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4543 PR rtl-optimization/32729
4544 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4545 that fallthru to exit.
4547 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4549 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4550 (symDTPOFF2reg): Likewise.
4552 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4554 PR tree-optimization/32663
4556 * tree.h (VALUE_HANDLE_VUSES): Remove.
4557 (struct tree_value_handle): Remove vuses.
4559 * tree-vn.c (create_value_handle_for_expr): Don't set
4562 * tree-ssa-pre.c (expression_vuses): New.
4563 (alloc_expression_id): Set up expression_vuses.
4564 (get_expression_vuses): New.
4565 (set_expression_vuses): Ditto.
4566 (clear_expression_ids): Modify for expression_vuses.
4567 (phi_translate_1): Ditto.
4568 (phi_translate_set): Ditto.
4569 (value_dies_in_block_x): Ditto
4570 (valid_in_sets): Ditto.
4571 (add_to_sets): Ditto.
4572 (find_existing_value_expr): Ditto.
4573 (create_value_handle_for_expr): Ditto.
4574 (make_values_for_stmt): Ditto.
4575 (vuse_equiv): Remove.
4577 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4579 * Makefile.in (mostlyclean): Remove object files.
4581 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4583 * toplev.c (no_new_pseudos): Deleted.
4584 * rtl.h (no_new_pseudos): Deleted.
4585 * tree-pass.h (pass_no_new_pseudos): Deleted.
4586 * passes.c (pass_no_new_pseudos): Deleted.
4587 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4588 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4589 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4591 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4592 * rtlhooks.c (gen_lowpart_general): Ditto.
4593 * optabs.c (prepare_operand): Ditto.
4594 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4596 * modulo-sched.c (rest_of_handle_sms): Ditto.
4597 * see.c (rest_of_handle_see): Ditto.
4598 * ifcvt.c (if_convert): Ditto.
4599 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4601 * init-regs.c (gate_initialize_regs): Deleted set of
4603 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4604 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4605 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4607 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4610 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4611 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4612 (*vec_extractv2di_1_rex64): New insn pattern.
4614 2007-07-11 David Daney <ddaney@avtrex.com>
4616 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4617 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4618 for SIGNAL_UNWIND_RETURN_COLUMN.
4619 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4620 (DWARF_FRAME_REGNUM): Rewrite.
4621 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4623 2007-07-11 Nick Clifton <nickc@redhat.com>
4625 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4626 delta and use gen_int_mode in place of GET_INT instead.
4628 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4630 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4633 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4635 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4636 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4638 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4639 (USE_CANONICAL_TYPES): New.
4640 * doc/invoke.texi (verify-canonical-types): Remove.
4641 (use-canonical-types): Add.
4643 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4645 * config/spu/spu.c (spu_optimization_options): Remove setting of
4646 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4647 (spu_override_options): Move it here.
4649 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4651 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4652 * config/mips/mips.c (mips_cpu_info_table): Mention
4653 MIPS_ISA_LEVEL_SPEC in the comment.
4655 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4657 PR tree-optimization/32713
4658 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4660 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4663 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4664 conditional to flag_isoc99.
4665 (c_common_init_options): Do it here, unconditionally.
4667 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4669 PR tree-optimization/32589
4670 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4671 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4672 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4673 predicate, extracted from...
4674 (set_rhs): ...here. Call it for the expression on entry.
4675 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4676 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4677 (simplify_binary_expression): Use valid_gimple_expression_p
4678 to validate the simplification.
4679 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4681 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4683 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4684 DWARF2_DEBUG on 32 bit target too.
4685 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4687 2007-07-11 Nick Clifton <nickc@redhat.com>
4689 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4690 version for 64-bit hosts.
4692 2007-07-10 David Daney <ddaney@avtrex.com>
4694 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4696 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4698 * config/mips/mips.c (mips_expand_synci_loop): New function.
4699 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4700 (UNSPEC_RDHWR): Same.
4701 (UNSPEC_SYNCI): Same.
4702 (UNSPEC_SYNC): Same.
4703 (clear_cache): New expand.
4707 (clear_hazard): Same.
4708 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4710 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4711 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4713 2007-07-10 Ian Lance Taylor <iant@google.com>
4715 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4718 2007-07-10 David Daney <ddaney@avtrex.com>
4720 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4721 * builtins.c (expand_builtin___clear_cache): New function.
4722 (expand_builtin): Call expand_builtin___clear_cache for
4723 BUILT_IN_CLEAR_CACHE case.
4724 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4725 * doc/md.texi (clear_cache): Document new instruction pattern.
4726 * testsuite/gcc.dg/builtins-64.c: New test.
4728 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4730 * config/cris/cris.md ("movsi"): Fix typo in last change.
4732 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4735 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4737 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4738 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4739 for FUNCTION_DECLs. Don't use align_functions_log if
4741 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4742 even for FUNCTION_DECLs.
4743 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4745 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4746 (DECL_FUNCTION_CODE): Update for new location and name of
4748 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4749 (struct tree_decl_common): Move 'align' and 'off_align' out
4750 of union, ensure they're still on a 32-bit boundary. Remove
4751 other fields in union 'u1'.
4752 (struct tree_function_decl): Add field 'function_code' replacing
4753 'u1.f' in tree_decl_common.
4754 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4755 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4756 (Variable Attributes): Cross-reference 'aligned' attribute
4757 to Function Attributes.
4758 * flags.h (force_align_functions_log): Delete.
4759 * toplev.c (force_align_functions_log): Delete.
4761 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4764 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4765 (*vec_concatv2di_rex): New insn pattern.
4767 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4770 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4772 2007-07-10 Ian Lance Taylor <iant@google.com>
4774 Replace no_new_pseudos in backends.
4775 * rtl.h (can_create_pseudo_p): Define.
4776 * config/darwin.c (machopic_indirect_data_reference): Use
4777 can_create_pseudo_p () instead of no_new_pseudos.
4778 (machopic_indirect_data_reference): Likewise.
4779 (machopic_legitimize_pic_address): Likewise.
4780 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4781 (alpha_emit_set_const_1): Likewise.
4782 (alpha_emit_set_const): Likewise.
4783 (alpha_emit_conditional_move): Likewise.
4784 (alpha_split_conditional_move): Likewise.
4785 * config/alpha/alpha.md (various splitters): Likewise.
4787 * config/arm/arm.c (legitimize_pic_address): Likewise.
4788 (arm_load_pic_register): Likewise.
4789 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4790 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4791 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4792 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4793 * config/cris/cris.md (movsi): Likewise.
4794 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4795 (symGOTOFF2reg_hilo): Likewise.
4796 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4797 * config/h8300/h8300.md (insv, extzv): Likewise.
4798 * config/i386/i386.c (ix86_expand_move): Likewise.
4799 (ix86_expand_vector_move): Likewise.
4800 (ix86_prepare_fp_compare_args): Likewise.
4801 (ix86_expand_carry_flag_compare): Likewise.
4802 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4803 (tls_dynamic_gnu2_combine_32): Likewise.
4804 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4805 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4806 (ia64_expand_movxf_movrf): Likewise.
4807 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4808 (m32c_split_move): Likewise.
4809 (m32c_expand_insv): Likewise.
4810 * config/m68k/m68k.md (movsi): Likewise.
4811 * config/mips/mips.c (mips_force_temporary): Likewise.
4812 (mips_split_symbol): Likewise.
4813 (mips_move_integer): Likewise.
4814 (mips_legitimize_const_move): Likewise.
4815 * config/mn10300/mn10300.md (movsi): Likewise.
4816 * config/pa/pa.c (emit_move_sequence): Likewise.
4817 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4818 (rs6000_got_register): Likewise.
4819 (create_TOC_reference): Likewise.
4820 (rs6000_machopic_legitimize_pic_address): Likewise.
4821 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4822 (various splitters): Likewise.
4823 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4824 (movsi_got): Likewise.
4825 * config/s390/s390.c (emit_symbolic_move): Likewise.
4826 * config/s390/s390.md (movhi, movqi): Likewise.
4827 (load_multiple, store_multiple): Likewise.
4828 * config/score/score.c (score_force_temporary): Likewise.
4829 * config/sh/sh.c (prepare_move_operands): Likewise.
4830 (prepare_cbranch_operands): Likewise.
4831 (emit_fpu_switch): Likewise.
4832 (fpscr_set_from_mem): Likewise.
4833 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4834 (adddi3, subsi3): Likewise.
4835 (various splitters): Likewise.
4836 (divsi_inv_fp_combine): Likewise.
4837 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4838 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4840 * config/sh/predicates.md (xor_operand): Likewise.
4841 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4842 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4843 (movdi_pic_label_ref): Likewise.
4844 * config/spu/spu.c (spu_split_immediate): Likewise.
4845 * config/alpha/alpha.md (various splitters): Remove test
4846 !no_new_pseudos || reload_completed.
4847 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4849 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4850 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4851 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4852 * config/score/score.c (th_output_mi_thunk): Likewise.
4853 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4854 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4856 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4858 PR rtl-optimization/32664
4859 * mode-switching.c (create_pre_exit): Skip barrier insns.
4861 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4863 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4864 force_gimple_operand_bsi.
4865 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4866 rewrite_use_compare): Ditto.
4867 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4869 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4870 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4871 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4872 * tree-profile.c (prepare_instrumented_value,
4873 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4874 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4875 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4876 tree_gen_ior_profiler): Ditto.
4877 * tree-ssa-reassoc.c (negate_value): Ditto.
4878 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4879 Use force_gimple_operand_bsi.
4880 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4881 * tree-if-conv.c (add_to_dst_predicate_list,
4882 find_phi_replacement_condition): Ditto.
4883 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4884 Call mark_symbols_for_renaming for new statements.
4885 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4887 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4889 * cfghooks.c (remove_edge): New function.
4890 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4892 * cfghooks.h (remove_edge): Declare.
4893 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4894 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4896 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4898 * optabs.h: Added declaration for signbit_optab.
4899 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4900 * genoptinit.c (optabs): Added entry for signbit insns.
4901 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4903 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4904 * config/s390/s390.md (signbit<mode>2): New expander.
4906 2007-07-09 Richard Guenther <rguenther@suse.de>
4909 * fold-const.c (fold_plusminus_mult_expr): Move constant
4910 arguments second to allow decomposing.
4912 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4915 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4917 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4918 Disregard DECL_FROM_INLINE.
4920 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4923 * doc/invoke.texi: Add ftree-reassoc flag.
4924 * common.opt (ftree-reassoc): New flag.
4925 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4926 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4928 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4930 PR tree-optimization/32681
4931 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4932 saved in second_edge->aux when first_bb is a loop header.
4934 2007-07-09 Jan HUbicka <jh@suse.cz>
4936 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4938 2007-07-09 Richard Guenther <rguenther@suse.de>
4940 * c-decl.c (start_function): Do not promote return type.
4942 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4944 * function.c (do_warn_unused_parameter): Do not warn if
4945 TREE_NO_WARNING is set.
4947 2007-07-08 Andreas Schwab <schwab@suse.de>
4949 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4951 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4954 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4956 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4957 apply to assembly language, too.
4958 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4960 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4962 Revert (note the sccvn portions are *not* reverted)
4963 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4965 Fix PR tree-optimization/23488
4967 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4969 * tree-flow-inline.h (get_value_handle): Ditto.
4970 * tree-ssa-pre.c (decl_vh_map): New.
4971 (decl_node_pool): New.
4972 (can_value_number_operation): Support DECL_P.
4973 (can_PRE_operation): Ditto.
4974 (create_expression_by_pieces): Ditto.
4975 (find_existing_value_expr): Modify to differnetiate between
4976 addressing and top level.
4977 (create_value_handle_for_expr): Handle DECL's.
4978 (poolify_tree): Ditto.
4979 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4980 (make_values_for_stmt): Handle DECL's properly.
4981 (init_pre): Reorg to not init useless things during FRE.
4983 * tree-flow.h: Include pointer-set.h.
4984 (decl_vh_map): Declare.
4985 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4987 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4989 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4990 the constraint description.
4991 * doc/md.texi: Update documentation of AVR constraints.
4993 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4995 * auto-inc-dec.c, config/arm/arm.c,
4996 config/m32r/constraints.md, config/mips/mips.md,
4997 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4998 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4999 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5000 typos. Follow spelling conventions.
5001 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5003 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5004 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5006 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5007 realloc_vuse): Remove.
5008 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5011 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5013 Fix PR tree-optimization/23488
5015 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5016 (try_to_simplify): Ditto.
5018 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5020 * tree-flow-inline.h (get_value_handle): Ditto.
5021 * tree-ssa-pre.c (decl_vh_map): New.
5022 (decl_node_pool): New.
5023 (can_value_number_operation): Support DECL_P.
5024 (can_PRE_operation): Ditto.
5025 (create_expression_by_pieces): Ditto.
5026 (find_existing_value_expr): Modify to differnetiate between
5027 addressing and top level.
5028 (create_value_handle_for_expr): Handle DECL's.
5029 (poolify_tree): Ditto.
5030 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5031 (make_values_for_stmt): Handle DECL's properly.
5032 (init_pre): Reorg to not init useless things during FRE.
5034 * tree-flow.h: Include pointer-set.h.
5035 (decl_vh_map): Declare.
5036 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5038 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5040 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5041 apply to assembly language, too.
5042 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5044 2007-07-06 Ian Lance Taylor <iant@google.com>
5045 Zack Weinberg <zackw@panix.com>
5048 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5050 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5052 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5053 (prefetch): Likewise if "pref" would be used.
5055 2007-07-06 Josh Conner <jconner@apple.com>
5059 * calls.c (store_one_arg): Handle arguments which are partially
5060 on the stack when detecting argument overlap.
5062 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5064 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5065 chosen during find_reloads.
5067 2007-07-06 Richard Guenther <rguenther@suse.de>
5069 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5070 TYPE_ARG_TYPES for verification of argument types. Use
5071 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5072 parameters as variable arguments.
5074 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5076 * libgcc2.h (word_type): Type definition removed.
5077 (cmp_return_type, shift_count_type): Type definitions added.
5078 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5079 replaced with shift_count_type.
5080 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5082 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5083 changed from word_type to Wtype.
5084 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5085 replaced with shift_count_type.
5086 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5088 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5089 and libgcc_shift_count attribute added.
5090 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5091 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5092 (TARGET_INITIALIZER): New target hooks added.
5093 * targhooks.c (default_libgcc_cmp_return_mode,
5094 default_libgcc_shift_count_mode): Default implementations for the new
5096 * targhooks.h (default_libgcc_cmp_return_mode,
5097 default_libgcc_shift_count_mode): Function prototypes added.
5098 * target.h (struct gcc_target): Fields for the new target hooks added.
5099 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5101 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5104 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5105 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5107 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5108 s390_libgcc_shift_count_mode): Functions added.
5109 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5110 Target hooks defined.
5112 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5114 * config/mips/mips.c (compute_frame_size): Restore the original
5115 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5116 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5117 Document why the difference is needed.
5119 2007-07-06 Richard Guenther <rguenther@suse.de>
5121 * c-common.c (boolean_increment): Use correctly typed
5124 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5126 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5127 the topmost argument register is not also included in the save mask.
5128 (mips16e_collect_argument_save_p): Take a pointer to the argument
5129 register, rather than a pointer to the number of arguments.
5130 (mips16e_collect_argument_saves): Only include argument saves
5131 that aren't in the register mask.
5133 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5135 PR rtl-optimization/32450
5136 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5137 to ensure that instructions are not moved into the prologue when
5138 profiling is on. Remove unused prologue_end variable.
5139 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5140 as a scheduling barrier.
5142 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5145 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5146 Disregard DECL_FROM_INLINE.
5148 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5150 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5151 IORing with a constant.
5153 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5155 PR rtl-optimization/32475
5156 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5157 for every definition of the stack pointer.
5159 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5161 * arm.c (vfp3_const_double_index): Copy signed results of
5162 REAL_VALUE_TO_INT into unsigned vars.
5164 2007-07-05 Richard Guenther <rguenther@suse.de>
5167 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5169 * tree-ssa.c (useless_type_conversion_p): Check canonical
5172 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5174 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5175 zero_extendhisi2): Change to define_insn_and_split.
5176 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5178 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5180 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5181 pass_match_asm_constraints): New.
5182 * passes.c (init_optimization_passes): Add new pass.
5183 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5184 * function.h (struct function): Add has_asm_statement bit.
5185 (current_function_has_asm_statement): New.
5186 * tree-pass.h (pass_match_asm_constraints): New.
5188 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5190 * config/mips/mips.c (mips_file_start): Avoid declaration
5193 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5195 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5197 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5199 * rtl.def (NOTE): Change print format string to print
5200 operand 5 as a note insn name.
5202 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5203 David Ung <davidu@mips.com>
5205 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5206 * doc/invoke.texi: (MIPS Options): Document them.
5208 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5209 David Ung <davidu@mips.com>
5211 Add support for SmartMIPS ASE.
5213 * optabs.c (expand_binop_directly): New, broken out from...
5214 (expand_binop): Here. Make it try rotating in the other
5215 direction even when the second operand isn't constant.
5216 * config/mips/mips.md (*lwxs): New.
5217 * config/mips/mips.opt (msmartmips): New.
5218 * config/mips/mips.c (mips_lwxs_address_p): New.
5219 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5220 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5221 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5222 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5223 (ISA_HAS_LWXS): New.
5224 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5225 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5226 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5227 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5228 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5229 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5230 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5232 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5234 * tree-vectorizer.c (new_loop_vec_info): Initialize
5235 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5236 * tree-vectorizer.h (_loop_vec_info): Added new filed
5237 min_profitable_iters.
5238 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5239 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5240 * tree-vect-analyze.c (vect_analyze_operations): Set
5241 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5242 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5243 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5244 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5245 and prologue cost to after they are computed.
5246 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5248 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5249 of creating vectors from scalars according to dt.
5250 (vect_model_store_cost): Likewise.
5251 (vectorizable_call): Use dt array instead of scalar dt. Call
5252 vect_model_simple_cost with additional argument dt.
5253 (vectorizable_assignment): Likewise.
5254 (vectorizable_operation): Likewise.
5255 (vectorizable_type_demotion): Likewise.
5256 (vectorizable_type_promotion): Likewise.
5257 (vectorizable_store): Use dt array instead of scalar dt. Call
5258 vect_model_store_cost with additional argument dt.
5259 (vect_do_peeling_for_loop_bound): Don't call
5260 vect_estimate_min_profitable_iters. Instead, lookup
5261 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5262 "may not be profitable".
5264 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5267 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5268 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5269 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5270 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5272 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5274 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5275 addressing modes cheaper.
5277 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5279 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5280 (dw_ranges_struct): Rename block_num to num. Adjust.
5281 (dw_ranges_by_label_struct): New.
5282 (ranges_by_label, ranges_by_label_allocated,
5283 ranges_by_label_in_use): New variables.
5284 (add_ranges_num): Factored most of the code out of...
5285 (add_ranges): ... this one. Rewrite in terms of the former.
5286 (add_ranges_by_labels): New.
5287 (output_ranges): Output by-label ranges.
5288 (dwarf2out_finish): Output range for multiple-section
5289 compile_unit. Output standard DW_AT_low_pc in addition to
5290 unexpected DW_AT_entry_pc.
5292 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5294 PR tree-optimization/32604
5295 PR tree-optimization/32606
5297 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5298 (compute_antic_safe): Removed.
5299 (ANTIC_SAFE_LOADS): Ditto.
5300 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5301 (execute_pre): Don't call compute_antic_safe.
5302 (vuse_equiv): New function.
5303 (make_values_for_stmt): Use it
5304 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5307 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5310 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5312 (avr_attribute_table): Make "naked" attribute apply to function types
5313 rather than to decls.
5314 (avr_handle_fntype_attribute): New function.
5316 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5318 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5321 2007-07-04 David Ung <davidu@mips.com>
5322 Joseph Myers <joseph@codesourcery.com>
5324 * config/mips/mips.md (type): Add logical, signext and move.
5325 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5326 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5327 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5328 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5329 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5330 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5331 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5332 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5333 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5334 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5335 movv2sf_hardfloat_64bit): Use the new types.
5336 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5337 *movdf_softfloat, *movdf_mips16): Use "multi".
5338 (extendqihi2): Replace with a define_expand.
5339 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5340 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5341 * config/mips/74k.md (r74k_int_logical): New reservation and
5343 (r74k_int_arith): Remove "slt".
5344 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5345 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5346 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5347 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5348 reservations for "arith".
5350 2007-07-04 Richard Guenther <rguenther@suse.de>
5352 * tree-ssa.c (useless_type_conversion_p): Add handling for
5353 scalar float and vector types. Only call the types_compatible_p
5354 langhook for aggregate types as last resort. Follow the
5357 2007-07-04 Richard Guenther <rguenther@suse.de>
5359 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5360 the same as NOP_EXPR.
5362 2007-07-04 Nick Clifton <nickc@redhat.com>
5364 * target.h (struct gcc_target): Add target_help field.
5365 * target-def.h (TARGET_HELP): New.
5366 (TARGET_INITIALIZER): Use TARGET_HELP.
5367 * opts.c (command_handle_option): Invoke target_help function, if
5368 defined, when the user has specified --target-help on the command
5370 * doc/invoke.texi: Mention that --target-help might print
5371 additional information.
5372 * doc/tm.texi: Document TARGET_HELP hook.
5374 * arm.c (TARGET_HELP): Override default definition.
5375 (arm_target_help): New - display a wrapped list of cores and
5376 architectures supported.
5378 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5380 * config/v850/v850.c (expand_prologue): Make sure
5381 GEN_INT() argument is sign extended rather than zero extended.
5382 (expand_epilogue): Likewise.
5383 (output_move_double): Delete.
5384 * config/v850/v850-protos.h (output_move_double): Delete.
5385 * config/v850/v850.md (movdi): Delete.
5386 (*movdi_internal): Delete.
5388 (*movdf_internal): Delete.
5390 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5392 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5393 unless compiling RTP PIC.
5395 2007-07-04 Richard Guenther <rguenther@suse.de>
5397 PR tree-optimization/32482
5398 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5399 original ssa name if we didn't find a shift expression.
5400 Fix shift constant for bit zero test.
5402 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5404 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5406 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5408 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5409 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5410 * config/arm/vxworks.h (ASM_SPEC): Delete.
5411 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5413 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5415 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5416 (DDR_REVERSED_P): New.
5417 * tree-data-ref.c (initialize_data_dependence_relation,
5418 build_classic_dist_vector): Set DDR_REVERSED_P.
5420 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5423 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5424 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5425 init_omega_for_ddr_1): Use non conservative number of iterations
5427 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5428 (analyze_siv_subscript): Remove FIXME and reinitialization of
5429 last_conflicts to chrec_dont_know.
5430 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5432 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5434 * tree.c (maybe_canonicalize_argtypes): Improve description.
5436 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5438 * tree.c (maybe_canonicalize_argtypes): New.
5439 (build_function_type): Set canonical type.
5440 (build_method_type_directly): Ditto.
5441 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5444 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5446 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5448 (rewrite_use_nonlinear_expr): Likewise.
5450 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5452 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5454 2007-07-04 Ben Elliston <bje@au.ibm.com>
5456 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5459 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5461 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5462 (Exception Handling): Likewise.
5464 2007-07-03 Jan Hubicka <jh@suse.cz>
5466 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5468 2007-07-03 Eric Christopher <echristo@apple.com>
5470 * doc/cppopts.texi: Add conflicting option note to -dM.
5471 * doc/invoke.texi: Add note about possible conflicts with
5472 -E for -dCHARS and note that -dM will not produce
5473 any results if there is no machine dependent reorg.
5475 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5477 * tree.h (DECL_ALIGN): Back out previous change.
5479 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5481 * configure.ac: Test for .dtprelword support on MIPS.
5482 * configure, config.in: Regenerate.
5483 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5484 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5486 2007-07-03 Julian Brown <julian@codesourcery.com>
5488 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5489 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5490 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5491 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5493 (all_fpus): Add FPUTYPE_VFP3.
5494 (fp_model_for_fpu): Add VFPv3 field.
5495 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5496 (vfp3_const_double_index): New function. Return integer index of
5497 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5499 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5500 and argument represents a valid RTX for a VFPv3 constant.
5501 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5503 (vfp_emit_fstmd): Similar, for fstmd.
5504 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5505 constants, represented as integer indices.
5506 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5507 VFP_REGNO_OK_FOR_DOUBLE macros.
5508 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5509 (arm_file_start): Set float-abi attribute for VFPv3, and output
5510 correct ".fpu" assembler directive.
5511 (arm_dbx_register_numbering): Add FIXME.
5512 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5513 (fputype): Add FPUTYPE_VFP3.
5514 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5515 (CALL_USED_REGISTERS): Likewise.
5516 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5517 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5518 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5519 (D7_VFP_REGNUM): New.
5520 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5521 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5522 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5523 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5524 (REG_ALLOC_ORDER): Adjust for VFPv3.
5525 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5526 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5527 VFP_LO_REGS, VFP_HI_REGS.
5528 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5529 (IS_VFP_CLASS): Define macro.
5530 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5532 (REGISTER_MOVE_COST): Likewise.
5533 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5534 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5535 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5536 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5537 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5538 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5539 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5540 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5541 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5542 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5543 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5544 where appropriate for single-word registers.
5545 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5546 As above. Fix type attributes.
5547 * config/arm/constraints.md (register_contraint "t"): Define.
5548 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5550 (register_constraint "x"): Define.
5551 (constraint "Dv"): Define.
5553 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5555 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5557 2007-07-03 Tom Tromey <tromey@redhat.com>
5559 * c-parser.c (objc_pq_context): Removed.
5560 (objc_need_raw_identifier): Likewise.
5561 (c_parser) <objc_pq_context>: New field.
5562 <objc_need_raw_identifier>: Likewise.
5563 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5564 (c_lex_one_token): Update.
5565 (c_parser_objc_protocol_definition): Update.
5566 (c_parser_objc_method_definition): Update.
5567 (c_parser_objc_methodproto): Update.
5568 (c_parser_declspecs): Update.
5570 2007-07-03 David Ung <davidu@mips.com>
5572 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5574 2007-07-03 David Ung <davidu@mips.com>
5575 Richard Sandiford <richard@codesourcery.com>
5577 * doc/invoke.texi: Document -march=74kf3_2.
5578 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5579 (TUNE_74K): Check for it.
5580 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5581 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5582 * config/mips/mips.md (cpu): Add 74kf3_2.
5583 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5584 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5585 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5586 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5587 74kf3_2 to the CPU list.
5588 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5589 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5590 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5591 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5592 (r74kf3_2_fxfer_from_c1): New insn reservations.
5594 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5595 David Ung <davidu@mips.com>
5597 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5598 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5599 and 74k[fx]. Document aliases for the new options.
5600 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5601 (PROCESSOR_24KF2_1): ...this.
5602 (PROCESSOR_24KX): Rename to...
5603 (PROCESSOR_24KF1_1): ...this.
5604 (PROCESSOR_74KF): Rename to...
5605 (PROCESSOR_74KF2_1): ...this.
5606 (PROCESSOR_74KX): Rename to...
5607 (PROCESSOR_74KF1_1): ...this.
5608 (TUNE_74K): Update PROCESSOR_* names.
5609 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5610 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5611 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5612 (mips_rtx_cost_data): Update processor names in comments.
5613 (mips_issue_rate): Update PROCESSOR_* names.
5614 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5615 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5616 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5617 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5618 Update cpu attribute names.
5619 (r24k_fpu_iss): Rename this reservation to...
5620 (r24kf2_1_fpu_iss): ...this and update all uses.
5621 (r24kx_fpu_iss): Rename this reservation to...
5622 (r24kf1_1_fpu_iss): ...this and update all uses.
5623 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5624 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5625 Update cpu attribute names.
5627 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5629 * config/m32r/constraints.md: New file.
5630 * config/m32r/m32r.c: Include tm-constrs.h.
5631 (small_data_operand): Use satisfies_constraint_* instead of macro.
5632 (addr24_operand, gen_compare): Likewise.
5633 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5634 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5635 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5636 EXTRA_CONSTRAINT): Likewise.
5637 * config/m32r/m32r.md: Include constraints.md.
5638 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5639 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5640 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5641 (two_insn_const_operand, int8_operand, uint16_operand,
5642 reg_or_int16_operand, reg_or_uint16_operand,
5643 reg_or_cmp_int16_operand, cmp_int16_operand,
5644 seth_add3_operand): Likewise.
5646 2007-07-03 Eric Christopher <echristo@gmail.com>
5648 * libgcc2.h: Conditionally declare __bswapsi2 and
5651 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5653 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5656 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5659 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5660 (__gthrw_pragma): Provide default definition.
5662 * gthr-posix.c (__gthrw_pragma): Define.
5664 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5666 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5667 before declaring inequality.
5669 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5671 * combine.c (recog_for_combine): Log the success or failure of
5672 matching new insn patterns against the machine description in
5675 2007-07-03 Revital Eres <eres@il.ibm.com>
5677 * ddg.c (print_sccs): New function.
5678 (check_sccs): New function.
5679 (create_ddg_all_sccs): Use it.
5680 * ddg.h (print_sccs): Declare.
5681 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5683 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5685 * targhooks.h (default_mode_for_suffix): New function declaration.
5686 * targhooks.c (default_mode_for_suffix): New default target hook.
5687 * target.h (struct c): New structure in the targetm struct.
5688 (mode_for_suffix): New target hook as part of struct c.
5689 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5690 default_mode_for_suffix.
5691 (TARGET_C): New define.
5692 * c-lex.c: Include "target.h".
5693 (interpret_float): Use targetm.c.mode_for_suffix to determine
5694 the mode for a given non-standard suffix.
5695 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5697 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5698 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5700 * doc/extend.texi (Floating Types): New node. Document __float80 and
5701 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5703 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5706 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5707 predicate instead of target_operand.
5708 (divsi3_i1_media, divsi3_media_2): Likewise.
5710 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5712 * tree.h (alias_sets_might_conflict_p): Rename into
5713 alias_sets_must_conflict_p.
5714 * alias.c (alias_sets_might_conflict_p): Likewise.
5715 (alias_sets_conflict_p): Use it.
5716 (objects_must_conflict_p): Likewise.
5717 * c-common.c (strict_aliasing_warning): Adjust.
5719 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5721 * rtlhooks.c (gen_lowpart_if_possible): Check for
5722 invalid subreg before calling gen_lowpart_SUBREG.
5724 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5726 * config/darwin9.h: Add copyright notice.
5727 (LINK_COMMAND_SPEC): Add comment.
5728 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5729 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5730 DARWIN_LIBSYSTEM_HAS_UNWIND.
5732 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5735 * omp-low.c (check_combined_parallel): New function.
5736 (lower_omp_parallel): Call it via walk_stmts, set
5737 OMP_PARALLEL_COMBINED if appropriate.
5738 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5739 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5740 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5741 don't consider it as combined parallel.
5743 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5745 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5746 (gcc_tooldir): Likewise.
5747 * configure: Regenerate.
5748 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5749 old configure.ac gcc_tooldir setting.
5750 (prefix_to_exec_prefix): New variable.
5751 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5752 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5754 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5756 Fix PR tree-optimization/32583
5757 Fix PR tree-optimization/32584
5758 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5759 (phi_translate_set): Use phi_translate directly now.
5760 (make_values_for_stmt): Don't value number RHS if we already know
5763 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5764 Jim Wilson <wilson@specifix.com>
5767 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5770 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5771 Richard Sandiford <richard@codesourcery.com>
5772 Nigel Stephens <nigel@mips.com>
5774 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5775 (mips16e_output_save_restore): Declare.
5776 (mips16e_save_restore_pattern_p): Likewise.
5777 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5778 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5779 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5780 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5781 (BITSET_P): New global macro, extracted from...
5782 (mips_for_each_saved_reg): ...here.
5783 (mips16e_save_restore_info): New struct.
5784 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5785 (mips16e_save_restore_regs): New variable.
5786 (mips_split_plus, mips16e_find_first_register): New functions.
5787 (mips16e_mask_registers): New function.
5788 (compute_frame_size): Expand the commentary before the function.
5789 Enforce the MIPS16e save and restore register range restrictions.
5790 Pad the general register save area at the low end.
5791 (mips16e_save_restore_reg, mips16e_build_save_restore)
5792 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5793 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5794 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5796 (mips_expand_prologue, mips_expand_epilogue): Handle
5797 GENERATE_MIPS16E_SAVE_RESTORE.
5798 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5800 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5802 PR tree-optimization/31966
5803 PR tree-optimization/32533
5804 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5805 "basic_block" description as its third argument. Update function
5806 calls to get destination bb from "edge" argument. Save "cond" into
5807 aux field of the edge. Update prototype for changed arguments.
5808 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5810 (find_phi_replacement_condition): Operate on incoming edges, not
5811 on predecessor blocks. If there is a condition saved in the
5812 incoming edge aux field, AND it with incoming bb predicate.
5813 Return source bb of the first edge.
5814 (clean_predicate_lists): Clean aux field of outgoing node edges.
5815 (tree_if_conversion): Do not initialize cond variable. Move
5816 variable declaration into the loop.
5817 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5818 initializations of new_stmt, arg0 and arg1 variables.
5820 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5822 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5823 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5825 2007-07-02 Richard Guenther <rguenther@suse.de>
5827 * tree-ssa.c (useless_type_conversion_p): Document
5828 future intent as defining the middle-end type system.
5829 Re-structure to call langhook last, group by type class,
5830 mark questionable parts.
5832 2007-07-02 Richard Guenther <rguenther@suse.de>
5834 * tree-flow.h (types_compatible_p): Declare.
5835 * tree-ssa.c (types_compatible_p): New function.
5836 * ipa-type-escape.c (discover_unique_type): Use
5837 types_compatible_p instead of lang_hooks.types_compatible_p.
5838 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5839 * tree-vn.c (expressions_equal_p): Likewise.
5840 * tree.c (fields_compatible_p): Likewise.
5841 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5842 (cprop_operand): Use useless_type_conversion_p instead of
5843 lang_hooks.types_compatible_p.
5844 * tree-inline.c (setup_one_parameter): Likewise.
5845 (declare_return_variable): Likewise.
5846 * tree-nrv.c (tree_nrv): Likewise.
5847 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5848 (maybe_fold_offset_to_component_ref): Likewise.
5849 (maybe_fold_offset_to_reference): Likewise.
5850 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5851 (merge_alias_info): Likewise.
5852 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5853 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5854 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5855 * tree-tailcall.c (find_tail_calls): Likewise.
5856 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5857 * gimplify.c (canonicalize_addr_expr): Likewise.
5858 (fold_indirect_ref_rhs): Likewise.
5859 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5860 (cpt_same_type): Likewise.
5861 (check_pointer_types_r): Swap parameters to cpt_same_type
5863 * fold-const.c (fold_convert): Revert fix for PR15988.
5864 * tree-inline.c (setup_one_parameter): Instead fix it here by
5865 using fold_build1 instead of fold_convert and checking for
5866 error_mark_node. Convert only if the conversion is necessary.
5868 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5870 * configure.ac: Check for .gnu_attribute on Power.
5871 * configure: Regenerate.
5872 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5873 attribute for floating-point ABI.
5875 2007-07-02 Ira Rosen <irar@il.ibm.com>
5877 PR tree-optimization/32230
5878 PR tree-optimization/32477
5879 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5880 address is a constant.
5882 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5884 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5885 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5886 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5887 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5888 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5889 64-bit targets. Add support for *-elfoabi*.
5890 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5891 different settings if $(tm_defines) does not select the EABI.
5892 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5893 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5894 (MIPS_ARCH_OPTION_SPEC): Likewise.
5895 (MIPS_ISA_LEVEL_SPEC): Likewise.
5896 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5897 * config/mips/elfoabi.h: New file.
5899 2007-07-02 Richard Guenther <rguenther@suse.de>
5901 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5902 (useless_type_conversion_p): ... this.
5903 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5904 (useless_type_conversion_p): ... this.
5905 * builtins.c (fold_builtin_memory_op): Rename
5906 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5907 * tree-cfg.c (verify_expr): Likewise.
5908 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5909 * tree-ssa-ccp.c (ccp_fold): Likewise.
5910 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5911 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5912 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5913 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5914 * tree-ssa-pre.c (eliminate): Likewise.
5915 * tree-ssa.c (delete_tree_ssa): Likewise.
5916 (tree_ssa_useless_type_conversion): Likewise.
5917 * tree.c (build2_stat): Likewise.
5919 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5921 Fix PR tree-optimization/32571
5922 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5925 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5927 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5928 and other expected operations explicitly, change default to
5931 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5933 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5935 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5936 (tls_load_dot_plus_eight): Move the label number into the unspec.
5937 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5939 2007-07-01 Andreas Schwab <schwab@suse.de>
5941 * dwarf2out.c (initial_return_save): Define only if used.
5943 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5945 Unreverting Richard's Revert of:
5947 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5949 * dce.c (deletable_insn_p_1): New function, split out from...
5950 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5951 specially, not those inside PARALLELs. Remove BODY argument
5952 and adjust recursive call accordingly.
5953 (prescan_insns_for_dce): Update call to delete_insn_p.
5955 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5956 Revital Eres <eres@il.ibm.com>
5958 * ddg.c (create_ddg_all_sccs): Fix missed
5959 initialization of scc_nodes.
5961 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5964 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5965 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5967 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5969 * configure.ac: Check for .gnu_attribute on MIPS.
5970 * configure, config.in: Regenerate.
5971 * config/mips/mips.c (mips_file_start): If supported, output
5972 attribute for floating-point ABI.
5974 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5977 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5978 (ffs_cmove): New expander to expand using ctz pattern.
5979 (*ffs_cmove): Remove pattern.
5980 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5981 (ffsdi2): Expand using ctz pattern.
5982 (*ffs_rex64): Remove pattern.
5984 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5986 PR rtl-optimization/32296
5987 * pa.md (return): Delete pattern.
5988 (return_internal): Remove "(const_int 1)" from pattern.
5989 (epilogue): Use return_internal pattern for trivial returns.
5990 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5991 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5993 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5995 * tree-ssa-pre.c (is_exception_related): New function
5996 (can_value_number_operation): Use it.
5998 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6000 Fix PR tree-optimization/32540
6001 Fix PR tree-optimization/31651
6003 * tree-ssa-sccvn.c: New file.
6005 * tree-ssa-sccvn.h: Ditto.
6007 * tree-vn.c: Include tree-ssa-sccvn.h
6008 (val_expr_paid_d): Removed.
6009 (value_table): Ditto.
6010 (vn_compute): Ditto.
6011 (val_expr_pair_hash): Ditto.
6012 (val_expr_pair_expr_eq): Ditto.
6013 (copy_vuses_from_stmt): Ditto.
6016 (shared_vuses_from_stmt): Ditto.
6017 (print_creation_to_file): Moved up.
6018 (sort_vuses): Ditto.
6019 (sort_vuses_heap): Ditto.
6020 (set_value_handle): Make non-static.
6021 (make_value_handle): Ditto.
6022 (vn_add): Rewritten to use sccvn lookups.
6023 (vn_add_with_vuses): Ditto.
6024 (vn_lookup): Ditto (and second argument removed).
6025 (vn_lookup_with_vuses): Ditto.
6026 (vn_lookup_or_add): Ditto (and second argument removed);
6027 (vn_lookup_or_add_with_vuses): Ditto.
6028 (vn_lookup_with_stmt): New.
6029 (vn_lookup_or_add_with_stmt): Ditto.
6030 (create_value_handle_for_expr): Ditto.
6032 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6033 (seen_during_translate): New function.
6034 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6035 (phi_trans_add): Ditto.
6036 (constant_expr_p): FIELD_DECL is always constant.
6037 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6038 Use constant_expr_p.
6039 Avoid infinite recursion on mutually valued expressions.
6040 Change callers of vn_lookup_or_add.
6041 (phi_translate): New function.
6042 (compute_antic_safe): Allow phi nodes.
6043 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6044 (find_or_generate_expression): Rewrite slightly.
6045 (create_expression_by_pieces): Updated for vn_lookup_or_add
6047 Update VN_INFO for new names.
6048 (insert_into_preds_of_block): Update for new names.
6049 (add_to_exp_gen): New function.
6050 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6051 (find_existing_value_expr): Rewrite to changed vn_lookup.
6052 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6053 (try_look_through_load): Removed.
6054 (try_combine_conversion): Ditto.
6055 (get_sccvn_value): New function.
6056 (make_values_for_phi): Ditto.
6057 (make_values_for_stmt): Ditto.
6058 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6060 (init_pre): Update for SCCVN changes.
6062 (execute_pre): Ditto.
6064 * tree-flow.h (make_value_handle): Declare.
6065 (set_value_handle): Ditto.
6066 (sort_vuses_heap): Ditto.
6067 (vn_lookup_or_add_with_stmt): Ditto.
6068 (vn_lookup_with_stmt): Ditto.
6069 (vn_compute): Remove.
6072 (vn_lookup): Update arguments.
6074 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6076 (tree-ssa-sccvn.o): New.
6077 (OBJS-common): Add tree-ssa-sccvn.o
6079 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6082 * c-typeck.c (build_external_ref): Don't mark as used if called
6084 * calls.c (rtx_for_function_call): Likewise.
6086 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6090 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6092 * dce.c (deletable_insn_p_1): New function, split out from...
6093 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6094 specially, not those inside PARALLELs. Remove BODY argument
6095 and adjust recursive call accordingly.
6096 (prescan_insns_for_dce): Update call to delete_insn_p.
6098 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6100 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6101 (try_combine): Move potential calls to undo_all() so they happen
6102 before we commit to using the combined insns.
6104 2006-06-30 Jan Hubicka <jh@suse.cz>
6106 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6109 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6111 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6112 (cgraph_remove_unreachable_nodes): Likewise.
6113 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6114 * ipa-inline.c (update_caller_keys): Cast according to the coding
6116 (cgraph_decide_recursive_inlining): Likewise.
6117 (cgraph_decide_inlining_of_small_function): Likewise.
6118 (try_inline): Likewise.
6119 (cgraph_decide_inlining_incrementally): Likewise.
6120 * ipa-pure-const.c (get_function_state): Likewise.
6121 (scan_function): Likewise.
6122 (analyze_function): Likewise.
6123 (static_execute): Likewise.
6124 * ipa-reference.c (scan_for_static_refs): Likewise.
6125 (merge_callee_local_info): Likewise.
6126 (analyze_function): Use type safe memory macros.
6127 (static_execute): Likewise. Cast according to the coding conventions.
6128 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6130 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6132 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6133 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6136 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6139 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6140 for complex modes (both int and real).
6142 2007-06-29 Jan Hubicka <jh@suse.cz>
6144 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6146 2007-06-29 Jan Hubicka <jh@suse.cz>
6149 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6152 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6155 * config/avr/avr.c: Include dataflow header file.
6156 (expand_prologue): Adjust for prologue insn change.
6157 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6160 2007-06-29 Richard Guenther <rguenther@suse.de>
6163 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6164 during type verification.
6166 2007-06-29 Jan Hubicka <jh@suse.cz>
6168 * recog.c (validate_change_rtx_1): Unshare TO argument.
6170 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6172 PR tree-optimization/24659
6173 * tree-vect-transform.c (vectorizable_call): Handle
6174 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6176 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6177 * config/i386/i386.c (enum ix86_builtins)
6178 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6179 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6181 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6182 const using def_builtin_const.
6183 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6184 input operands in the same modes as the result.
6185 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6187 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6189 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6190 (df_set_dead_notes_for_mw): Likewise.
6192 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6194 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6196 2007-06-28 DJ Delorie <dj@redhat.com>
6198 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6200 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6202 * doc/invoke.texi (C++ Dialect Options): Document
6203 fvisibility-ms-compat.
6204 * c.opt (fvisibility-ms-compat): New.
6206 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6209 * tree-affine.c (aff_combination_add_elt): Handle
6210 pointer addition specially.
6212 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6214 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6215 decl is non-external for AIX ABI.
6217 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6219 * config/rs6000/predicates.md (current_file_function_operand):
6220 Ensure the symbol is non-external for AIX ABI.
6222 2007-06-28 Nick Clifton <nickc@redhat.com>
6224 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6225 (fdce, fdse, fpredictive-commoning): Likewise.
6227 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6230 * gcc.c (process_command): Recognize the new -static-libgfortran
6233 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6236 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6237 Use a call clobbered hard reg instead of a pseudo reg.
6239 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6241 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6243 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6246 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6247 REG_LIBCALL and REG_RETVAL notes.
6248 (divsi3, mulsi3): Likewise.
6249 (mulhisi3): Likewise. Use emit_libcall_block.
6250 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6252 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6254 PR rtl-optimization/32481
6255 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6257 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6259 * dce.c (deletable_insn_p_1): New function, split out from...
6260 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6261 specially, not those inside PARALLELs. Remove BODY argument
6262 and adjust recursive call accordingly.
6263 (prescan_insns_for_dce): Update call to delete_insn_p.
6265 2007-06-27 Richard Guenther <rguenther@suse.de>
6268 * tree.h (fold_convertible_p): Declare.
6269 * fold-const.c (fold_convertible_p): New function.
6270 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6271 instead of lang_hooks.types_compatible_p.
6273 2007-06-26 Jan Hubicka <jh@suse.cz>
6275 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6276 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6277 early use validate_unshare_change.
6278 (reload_combine): Likewise.
6279 * recog.c (change_t): New field unshare.
6280 (validate_change_1): Rename from validate_change; add argument unshare.
6281 (validate_change): Turn into wrapper of validate_change_1; update
6282 prototype for bools.
6283 (validate_unshare_change): New.
6284 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6285 calls of df_insn_rescan.
6286 * recog.h (validate_change): Replace ints by bools.
6287 (validate_unshare_change): Declare.
6289 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6291 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6293 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6295 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6297 2007-06-25 Jan Hubicka <jh@suse.cz>
6299 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6301 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6302 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6303 places other call site specific checks are performed.
6305 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6308 * tree-vect-transform.c (vectorizable_operation): Convert
6309 POINTER_PLUS_EXPR over to PLUS_EXPR.
6311 2007-06-25 Chao-ying Fu <fu@mips.com>
6313 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6314 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6315 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6316 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6318 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6319 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6320 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6321 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6322 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6323 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6324 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6325 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6326 ALL_FIXED_POINT_MODE_P): New define.
6327 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6329 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6331 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6332 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6333 MODE_VECTOR_UACCUM): New mode classes.
6335 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6336 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6337 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6340 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6341 (blank_mode): Initialize ibit and fbit.
6342 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6343 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6345 (new_adjust): Change required_class to required_class_from and
6346 required_class_to for testing within a range.
6347 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6348 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6350 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6351 (make_fixed_point_mode): New.
6352 (_ADD_ADJUST): Change C to C1 and C2.
6353 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6354 use a range for machine classes.
6355 (ADJUST_IBIT, ADJUST_FBIT): New.
6356 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6358 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6359 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6360 Emit adjustment for ibit and fbit.
6361 (emit_mode_ibit, emit_mode_fbit): New.
6362 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6364 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6366 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6367 as the source of the set.
6369 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6371 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6372 FP_REGNO_P): Use IN_RANGE.
6373 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6374 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6375 (DATA_REG_P): Use DATA_REGNO_P.
6376 (FP_REG_P): Use FP_REGNO_P.
6377 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6378 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6379 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6381 2007-06-24 Jan Hubicka <jh@suse.cz>
6384 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6386 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6389 * fold-const.c (fold_binary): Strip nops of operand 0
6390 of BIT_NOT_EXPR before calling operand_equal_p.
6391 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6392 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6394 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6396 * doc/extend.texi: Document that dllimport and dllexport imply
6398 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6399 imported or exported declaration, including type declarations.
6400 * c-common.c (handle_visibility_attribute): Check for conflicts
6401 with dllimport/dllexport.
6402 (c_determine_visibility): Handle dllimport/dllexport as an
6403 explicit visibility atttribute.
6405 2007-06-23 Richard Guenther <rguenther@suse.de>
6407 PR tree-optimization/16876
6409 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6411 * tree-inline.c (initialize_inlined_parameters): Do not call
6412 lang_hooks.tree_inlining.convert_parm_for_inlining.
6413 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6414 reason for mismatched types.
6415 * gimplify.c (gimplify_call_expr): Verify the call expression
6416 arguments match the called function type signature. Otherwise
6417 mark the call expression to be not considered for inlining
6418 using CALL_CANNOT_INLINE_P flag.
6419 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6420 edges call expression.
6421 (cgraph_decide_inlining_of_small_function): Likewise.
6422 (cgraph_decide_inlining): Likewise.
6423 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6425 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6426 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6427 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6429 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6430 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6432 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6433 convert_parm_for_inlining member.
6435 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6438 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6439 Remove optimization for GT.
6441 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6444 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6446 (prescan_insns_for_dce): Add extra parameter.
6448 2007-06-23 Jan Hubicka <jh@suse.cz>
6451 * gimplify.c (mark_addressable): New function.
6452 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6454 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6457 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6459 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6462 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6463 moves between MMX/SSE registers to at least 8 units to prevent
6464 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6466 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6468 * config/i386/i386.c (override_options): Correct x86_sahf
6471 2007-06-21 David Daney <ddaney@avtrex.com>
6474 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6475 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6476 (exception_receiver): Renamed to ...
6477 (nonlocal_goto_receiver): ... this.
6479 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6481 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6482 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6483 partial register accesses.
6485 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6487 * fold-const.c (debug_fold_checksum): Move it under
6488 ENABLE_FOLD_CHECKING.
6490 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6493 * tree.h (debug_fold_checksum): Declared.
6494 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6495 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6496 build_fold_addr_expr_with_type_1.
6497 (fold_addr_expr, debug_fold_checksum): New.
6498 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6499 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6502 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6504 PR tree-optimization/19590
6505 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6506 of scev is a constant.
6507 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6509 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6511 * df-problems.c (df_note_bb_compute): Made computation of live
6512 info consistent with df_lr.
6514 2007-06-21 Richard Guenther <rguenther@suse.de>
6516 PR tree-optimization/32453
6517 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6518 for pointer anti-range.
6520 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6522 * config/i386/i386.c (processor_target_table): Increase maximum
6523 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6526 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6527 byte alignment if > 8 byte alignment is preferred.
6528 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6530 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6532 PR tree-optimization/31866
6533 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6534 if ASM_EXPR's input is not a SSA_NAME.
6537 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6538 but decl is a global var, instead return decl.
6539 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6540 even for is_global_var decls, if they are private in some outer
6543 2007-06-21 Richard Guenther <rguenther@suse.de>
6545 PR tree-optimization/32451
6546 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6548 2007-06-21 Christian Bruel <christian.bruel@st.com>
6550 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6551 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6552 (push_regs): Changed saving order or banked registers.
6553 (sh_expand_epilogue): Likewise.
6554 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6555 (FIRST_BANKED_REG): Likewise.
6556 (LAST_BANKED_REG): Likewise.
6557 * config/sh/sh.md (banked) New attribute.
6558 (in_delay_slot): Check banked attribute.
6560 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6562 PR tree-optimization/32075
6563 * tree-data-ref.c (subscript_dependence_tester_1,
6564 analyze_miv_subscript, analyze_overlapping_iterations,
6565 add_distance_for_zero_overlaps, build_classic_dist_vector,
6566 subscript_dependence_tester_1, analyze_overlapping_iterations,
6567 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6568 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6569 to evolution_function_is_affine_multivariate_p.
6571 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6573 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6575 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6578 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6580 * config/m32c/prologue.md (epilogue_exitd_16): New.
6581 (epilogue_reit_16): New.
6582 (epilogue_exitd): Rename to epilogue_exitd_24.
6583 (epilogue_reit): Rename to epilogue_reit_24.
6585 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6586 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6588 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6590 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6591 if dbg_cnt (sched_insn) reaches the limit.
6592 (choose_ready): New parameter INSN_PTR and new return value.
6593 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6594 the new return value from choose_ready.
6595 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6596 (rest_of_handle_global_alloc): New global_alloc_at_func.
6598 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6600 PR tree-optimization/25737
6601 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6602 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6603 * tree-flow.h (struct fieldoff): Add new field alias_set.
6604 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6605 argument addressable_type. Set alias_set of fieldoff.
6606 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6607 (create_overlap_variables_for): Pass alias_set from fieldoff to
6609 * alias.c (get_alias_set): Use alias_set from SFT if set.
6611 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6613 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6614 of a variable as an unsigned HOST_WIDE_INT integer.
6616 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6618 PR rtl-optimization/32405
6619 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6621 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6623 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6626 * builtins.c: Include diagnostic.h.
6627 (expand_builtin_expect): Make gcc_assert more permissive.
6628 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6631 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6635 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6636 if ACCUMULATE_OUTGOING_ARGS.
6638 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6640 * config/m68hc11/m68hc11.c: Include dataflow header file.
6641 (m68hc11_reorg): Port to dataflow.
6643 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6645 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6646 (struct df_problem.free_blocks_on_set_blocks): New field.
6647 (struct dataflow.optional_p): New field.
6648 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6649 (df_live_set_all_dirty): New function.
6650 * df-scan.c (df_scan_alloc): Initialize optional_p.
6651 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6652 * df-core.c (df_set_blocks): Removed use of
6653 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6654 df_problem.free_blocks_on_set_blocks to determine which blocks are
6656 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6657 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6658 uses dataflow.optional_p to determine if problem should be
6660 (rest_of_handle_df_initialize): Only start live problem if
6662 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6663 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6664 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6665 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6666 problem_NOTE): Initialize free_blocks_on_set_blocks.
6667 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6669 (df_live_set_all_dirty, df_note_alloc): New function.
6670 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6672 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6673 * postreload.c (reload_combine): Ditto.
6674 * cse.c (cse_extended_basic_block): Ditto.
6675 * regmove.c (mark_flags_life_zones): Ditto.
6676 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6677 erase_matching_seqs): Ditto.
6678 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6679 * integrate (allocate_initial_values): Ditto.
6680 * combine.c (reg_dead_at_p): Ditto.
6681 * resource.c (mark_target_live_regs): Ditto.
6682 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6683 * config/sh/sh.c (find_r0_life_regions): Ditto.
6684 * global.c (rest_of_handle_global_alloc): Only add back df_live
6686 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6688 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6690 (if_convert): Make sure df_live is there at -O == 1.
6691 (pass_if_after_combine): Cleanup flags.
6692 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6693 is there at -O == 1.
6695 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6697 * config/arm/arm.c (arm_get_frame_offsets): Set
6698 offsets->locals_base to avoid negative stack size.
6699 (thumb1_expand_prologue): Assert on negative stack size.
6701 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6703 PR tree-optimization/32367
6704 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6705 of the chrec has no evolution in that loop.
6706 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6708 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6710 * config/xtensa/xtensa.c: Include "df.h".
6711 (xtensa_builtin_saveregs): Use adjust_address instead of
6713 (xtensa_va_start): Invoke make_tree with sizetype for
6714 expand_builtin_saveregs and then convert the result to a pointer.
6715 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6716 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6717 Subtract argument size from index value as integers and then use
6718 POINTER_PLUS_EXPR to add the result to the array address.
6720 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6723 * config/m32c/m32c.c: Include dataflow header file.
6724 (m32c_emit_prologue): Adjust for prologue insn change.
6725 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6726 once inside a PARALLEL. Assume frame size passed in operand 0
6727 includes space to save the fb register.
6728 (prologue_enter_24): Likewise.
6729 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6731 2007-06-19 David Daney <ddaney@avtrex.com
6734 * config/mips/mips.md (cprestore): Mark $gp as used.
6736 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6739 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6740 (frv_ifcvt_modify_insn): Likewise.
6742 2007-06-19 Richard Guenther <rguenther@suse.de>
6744 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6745 only handle positive offsets that fit in a HOST_WIDE_INT.
6747 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6749 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6750 result of rsqrt insn for zero input argument to avoid NaN.
6752 2007-06-19 Richard Guenther <rguenther@suse.de>
6755 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6757 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6759 PR tree-optimization/32353
6760 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6762 2007-06-19 Nick Clifton <nickc@redhat.com>
6764 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6766 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6769 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6770 * config/i386/i386.c (assign_386_stack_local): Assert that
6771 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6772 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6773 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6774 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6776 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6778 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6780 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6782 PR rtl-optimization/32321
6783 * gcse.c (replace_store_insn): Update the note before
6784 calling emit_insn_after.
6786 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6789 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6791 * df-problems.c (df_note_bb_compute): Fix dumping info.
6793 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6795 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6796 insn with emit_jump_insn.
6798 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6800 PR tree-optimization/32383
6801 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6802 * targhooks.h (default_builtin_reciprocal): Update prototype.
6803 * target.h (struct gcc_target): Update builtin_reciprocal.
6804 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6805 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6806 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6807 when fndecl is in BUILT_IN_MD class.
6808 (execute_convert_to_rsqrt): Ditto.
6810 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6811 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6812 Convert BUILT_IN_SQRTF code only when md_fn is false.
6814 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6816 * bt-load.c (move_btr_def): Fix the order of arguments
6817 to validate_replace_rtx.
6819 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6821 * config/m68k/m68k-devices.def: Add 54450..54455.
6823 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6825 PR rtl-optimization/32366
6826 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6827 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6830 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6833 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6834 this is true, rescan insn being modified.
6835 (sms_schedule): Added rescan parameter.
6836 (rest_of_handle_sms): Moved freeing of dominance info to before
6837 getting out of cfg_layout.
6839 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6841 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6842 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6845 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6846 FL_CF_EMAC from the entry for isac.
6848 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6849 (const_sibcall_operand): New.
6850 (sibcall_operand): Use it.
6851 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6852 (m68k_isas): ISAC does not imply FPU or EMAC.
6853 (override_options): Add ISA_C logic for symbolic jump & call.
6855 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6857 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6858 return mode from the builtin itself.
6859 (sparc_fold_builtin): Fix cast of zero constant.
6861 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6863 * targhooks.c (default_builtin_reciprocal): New default target hook.
6864 * targhooks.h (default_builtin_reciprocal): Add prototype.
6865 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6866 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6867 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6868 default_builtin_reciprocal.
6870 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6873 * hooks.c (hook_tree_tree_bool_null): New hook.
6874 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6875 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6876 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6877 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6878 and convert it to reciprocal a*rfunc(b).
6879 (execute_convert_to_rsqrt): New function.
6880 (gate_convert_to_rsqrt): New function.
6881 (pass_convert_to_rsqrt): New pass definition.
6882 * target.h (struct gcc_target): Add builtin_reciprocal.
6883 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6884 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6885 TARGET_BUILTIN_RECIPROCAL.
6886 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6888 * config/i386/i386.h (TARGET_RECIP): New define.
6889 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6890 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6891 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6892 and not optimizing for size.
6893 (*rcpsf2_sse): New insn pattern.
6894 (*rsqrtsf2_sse): Ditto.
6895 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6896 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6897 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6898 and not optimizing for size.
6899 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6900 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6901 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6902 and not optimizing for size.
6903 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6904 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6905 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6906 and not optimizing for size.
6907 (*sse_rsqrtv4sf2): Do not export.
6909 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6910 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6911 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6912 and not optimizing for size.
6914 * config/i386/i386.opt (mrecip): New option.
6915 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6916 (ix86_emit_swsqrtsf): Ditto.
6917 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6918 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6920 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6921 ix86_expand_unop1_builtin.
6922 (ix86_emit_swdivsf): New function.
6923 (ix86_emit_swsqrtsf): Ditto.
6924 (ix86_builtin_reciprocal): New function.
6925 (TARGET_BUILTIN_RECIPROCAL): Use it.
6926 (ix86_vectorize_builtin_conversion): Rename from
6927 ix86_builtin_conversion.
6928 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6929 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6930 "i386 and x86_64 Options" section.
6931 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6933 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6934 Zdenek Dvorak <dvorakz@suse.cz>
6935 Richard Guenther <rguenther@suse.de>
6936 Kaz Kojima <kkojima@gcc.gnu.org>
6938 * tree-vrp.c (compare_values_warnv): Convert val2 to
6940 (extract_range_from_assert): Create
6941 POINTER_PLUS_EXPR for pointer types.
6942 (extract_range_from_binary_expr): Handle
6943 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6945 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6946 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6947 POINTER_PLUS_EXPR as PLUS_EXPR.
6948 (number_of_iterations_lt_to_ne):
6949 For pointer types, use sizetype when
6950 creating MINUS_EXPR/PLUS_EXPRs.
6951 (assert_loop_rolls_lt): For pointer types, use sizetype when
6952 creating MINUS_EXPR/PLUS_EXPRs.
6953 (number_of_iterations_le): Likewise.
6954 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6955 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6956 like PLUS_EXPR and MINUS_EXPR.
6957 * tree-pretty-print.c (dump_generic_node): Handle
6959 (op_prio): Likewise.
6960 (op_symbol_1): Likewise.
6961 * optabs.c (optab_for_tree_code): Likewise.
6962 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6964 * tree-tailcall.c (process_assignment): Mention
6965 POINTER_PLUS_EXPR in a TODO comment.
6966 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6967 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6968 not used with a pointer and an integer type.
6969 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6970 increment using chrec_convert_rhs instead of chrec_convert.
6971 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6972 PLUS_EXPR except for the right hand side's type will be
6974 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6975 (fold_used_pointer_cast): Kill.
6976 (pointer_offset_p): Kill.
6977 (fold_used_pointer): Kill.
6978 (pointer_used_p): Kill.
6979 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6980 call fold_used_pointer.
6981 (instantiate_parameters_1): Convert the increment
6982 using chrec_convert_rhs instead of chrec_convert.
6983 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6984 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6985 instead of PLUS_EXPR.
6986 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6987 PLUS_EXPR for pointers.
6988 (std_gimplify_va_arg_expr): Likewise.
6989 (fold_builtin_memory_op): Likewise.
6990 (fold_builtin_strstr): Likewise.
6991 (fold_builtin_strchr): Likewise.
6992 (fold_builtin_strrchr): Likewise.
6993 (fold_builtin_strpbrk): Likewise.
6994 (expand_builtin_memory_chk): Likewise.
6995 (fold_builtin_memory_chk): Likewise.
6996 (std_expand_builtin_va_start): Use
6997 sizetype for the call to make_tree and then convert
6998 to the pointer type.
6999 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7000 instead of PLUS_EXPR for adding to a pointer.
7001 (std_gimplify_va_arg_expr): Use fold_build2 for
7002 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7003 the operands to sizetype first and then cast the BIT_AND_EXPR
7004 back to the pointer type.
7005 * fold-const.c (build_range_check): Handle pointer types
7007 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7008 of PLUS_EXPR's. Make sure the offset is converted to
7010 (try_move_mult_to_index): Strip the NOPs from the offset.
7011 Remove code argument and replace all uses with PLUS_EXPR.
7012 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7013 specially. Don't use a pointer type for MINUS_EXPR.
7014 (fold_unary): Handle for (T1)(X op Y),
7015 only p+ as that is the only as that can be handled for
7016 binary operators now.
7017 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7019 <case PLUS_EXPR>: Add folding of PTR+INT into
7021 Don't call try_move_mult_to_index.
7022 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7023 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7024 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7025 Don't call try_move_mult_to_index.
7026 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7027 (tree_expr_nonzero_p): Likewise.
7028 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7029 of PLUS_EXPR for the complex expression folding.
7030 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7031 first chrec is a pointer type, then the second should
7032 be sizetype and not the first's type.
7033 For POINTER_PLUS_EXPR, use a different right hand side type.
7034 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7035 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7036 different right hand side type.
7037 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7038 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7039 instead of PLUS_EXPR.
7040 When either operand is zero, convert the other operand.
7041 (chrec_apply): Use chrec_convert_rhs
7042 on the argument x instead of chrec_convert.
7043 (reset_evolution_in_loop): For pointer types, the new_evol
7045 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7046 different right hand side type.
7047 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7048 (chrec_convert_rhs): New function.
7049 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7050 different right hand side type.
7051 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7052 * tree-chrec.h (chrec_convert_rhs): New prototype.
7053 (build_polynomial_chrec): For pointer types, the right hand
7054 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7055 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7056 Remove subtraction case as it is always addition now.
7057 Make sure the offset is converted to sizetype.
7058 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7059 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7060 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7061 PLUS_EXPR in pointer type.
7062 Handle POINTER_PLUS_EXPR.
7063 (tree_to_aff_combination): Likewise.
7064 (force_expr_to_var_cost): Likewise.
7065 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7066 instead of PLUS_EXPR for pointers.
7067 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7068 instead of PLUS_EXPR of pointer types.
7069 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7071 (check_va_list_escapes): Likewise.
7072 (check_all_va_list_escapes): Likewise.
7073 * dwarf2out.c (loc_descriptor_from_tree_1):
7074 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7075 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7076 (string_constant): Likewise.
7077 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7078 the offset to the base, use POINTER_PLUS_EXPR.
7079 (add_to_parts): Convert the index to sizetype.
7080 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7081 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7082 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7083 Offset only holds something for PLUS_EXPR.
7084 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7086 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7088 (analyze_accesses_for_modify_stmt): Likewise.
7089 Remove comment about the type being integral type as it is
7091 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7093 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7095 Correct the type which the artimentic is done in (is now
7098 * tree-data-ref.c (split_constant_offset): Handle
7100 * tree-affine.c (tree_to_aff_combination): Likewise.
7101 * c-typeck.c (build_unary_op): For pointers create the increment
7102 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7104 * gimplify.c (gimplify_self_mod_expr): Create a
7105 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7106 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7107 * tree.def (POINTER_PLUS_EXPR): New tree code.
7108 * tree-predcom.c (ref_at_iteration): If we have a pointer
7109 type do the multiplication in sizetype.
7110 * tree-mudflap.c (mf_xform_derefs_1): Create a
7111 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7112 * tree-ssa-forwprop.c
7113 (forward_propagate_addr_into_variable_array_index):
7114 Don't expect there to be a cast for the index as that
7115 does not exist anymore.
7116 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7117 instead of PLUS_EXPR.
7118 Don't check for the first operand of the POINTER_PLUS_EXPR
7119 was the index as it cannot be.
7120 Call forward_propagate_addr_into_variable_array_index with
7121 the SSA_NAME instead of the statement.
7122 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7123 (compare_constant): Likewise.
7124 (copy_constant): Likewise.
7125 (compute_reloc_for_constant): Likewise.
7126 (output_addressed_constants): Likewise.
7127 (initializer_constant_valid_p): Likewise.
7128 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7129 Convert the MIN/MAX of the inner type to the outer
7130 type before comparing them.
7131 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7132 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7133 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7134 of PLUS_EXPR for pointers.
7135 * tree-inline.c (estimate_num_insns_1): Handle
7137 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7138 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7139 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7140 instead of PLUS_EXPR for the pointer increment statement.
7141 (vect_update_ivs_after_vectorizer): For pointer types, create
7142 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7143 MULT_EXPR in sizetype.
7144 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7146 * tree-object-size.c (plus_expr_object_size): Handle
7147 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7148 code which is trying to figure out which side is a pointer and
7150 (check_for_plus_in_loops_1): Likewise.
7151 (check_for_plus_in_loops): Likewise.
7152 * c-common.c (pointer_int_sum): Create a
7153 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7154 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7155 only POINTER_PLUS_EXPR. Removing all the extra
7156 code which is trying to figure out which side is a pointer and
7158 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7159 PLUS_EXPR and MINUS_EXPR.
7160 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7162 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7163 with make_tree, instead of a pointer type.
7164 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7165 for pointers instead of PLUS_EXPR.
7166 (s390_gimplify_va_arg): Likewise.
7167 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7168 instead of PLUS_EXPR when doing addition on pointer
7169 types. Use sizetype for the second operand.
7170 (spu_gimplify_va_arg_expr): Likewise.
7171 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7172 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7173 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7174 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7175 for the pointer addition and also use size_int/sizetype
7177 (ix86_gimplify_va_arg): Likewise.
7178 Perform BIT_AND_EXPR on sizetype arguments.
7179 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7180 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7181 for the pointer additions and also use size_int for the offsets.
7182 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7183 additions and also use size_int for the offsets. Perform
7184 BIT_AND_EXPR on sizetype arguments.
7185 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7186 POINTER_PLUS_EXPR for pointers and create the
7187 BIT_AND_EXPR in sizetype.
7188 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7189 instead of PLUS_EXPR for pointer addition.
7190 (rs6000_va_start): Likewise.
7191 Also use sizetype for the offset.
7192 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7193 as PLUS_EXPR/MINUS_EXPR.
7194 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7195 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7196 Don't use BIT_AND_EXPR on a pointer type, convert the
7197 expression to sizetype first.
7198 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7200 (mips_gimplify_va_arg_expr): Likewise.
7201 Don't create BIT_AND_EXPR in a pointer type.
7203 2007-06-15 Eric Christopher <echristo@apple.com>
7205 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7206 (x86_64-*-darwin*): Ditto.
7207 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7210 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7212 * doc/extend.texi: Document behavior of __attribute__((aligned))
7215 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7217 * rtlanal.c (note_stores): Improve documentation.
7219 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7221 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7222 LOCAL_LABEL_PREFIX): Delete.
7223 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7224 (bfin_internal_label): Delete.
7226 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7228 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7229 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7230 otherwise define to LIBGCC2_TF_CEXT.
7231 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7232 (LIBGCC_TF_CEXT): Ditto.
7235 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7237 PR rtl-optimization/32339
7238 * df-scan.c (df_uses_record): Don't modify flags but just add to
7239 it for df_ref_record.
7241 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7243 * tree-mudflap.c: Fix whitespace issues.
7245 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7247 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7249 2007-06-14 Eric Christopher <echristo@apple.com>
7251 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7252 (movv4sf): Use gcc_unreachable instead of abort.
7254 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7257 * config/i386/sfp-machine.h (CMPtype): New define.
7258 (mach stubs): Use CMPtype instead of int as a return type.
7260 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7262 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7263 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7264 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7265 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7266 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7267 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7268 config/soft-fp/soft-fp.h: Update from glibc CVS.
7270 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7272 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7274 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7277 * config/v850/v850.c: Include dataflow header file.
7278 (substitute_ep_register): Fix typo.
7280 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7282 * configure.ac: Fix earlier checkin.
7283 * configure: Regenerated.
7285 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7287 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7288 * aclocal.m4: Regenerate.
7289 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7290 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7291 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7292 * configure: Regenerate.
7293 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7295 * Makefile.in (quickstrap): Build libgcc too.
7297 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7299 * configure.ac: Add --enable-checking=df. Explicitly mention that
7300 the variables are initialized as for "release".
7301 * df-core.c: Use it.
7302 * configure: Regenerate.
7303 * config.in: Regenerate.
7305 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7307 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7308 validate_replace_rtx instead of replace_rtx.
7309 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7311 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7313 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7314 (DWARF2_UNWIND_INFO): Override default if configured with
7316 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7317 (ENDFILE_SPEC): Add crtend.o.
7318 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7319 (ENDFILE_SPEC): Add crtend.o.
7320 (TARGET_USE_JCR_SECTION): Define.
7321 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7323 * config/i386/cygming-crtbegin.c: New file.
7324 * config/i386/cygming-crtend.c: New file.
7326 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7328 * config/i386/w32-unwind.h: New file.
7330 2007-06-13 Eric Christopher <echristo@apple.com>
7332 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7333 the user set a value below STACK_BOUNDARY.
7335 2007-06-13 Thiemo Seufer <ths@networkno.de>
7337 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7338 imply -lpthread for -pthread.
7340 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7342 * basic-block.h: Remove the prototype for
7343 free_basic_block_vars.
7344 * cfglayout.h: Remove the prototype for
7345 insn_locators_initialize.
7346 * tree.h: Remove the prototype for emit_line_note.
7348 * tree-ssa-pre.c (mergephitemp): Remove.
7349 (init_pre): Don't use mergephitemp.
7351 2007-06-13 Eric Christopher <echristo@apple.com>
7353 * config/i386/i386.c (override_options): If we've specified
7354 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7356 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7358 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7361 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7363 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7364 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7365 (eh_store_handler): New pattern.
7366 (eh_return): Emit it instead of a plain move.
7368 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7370 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7371 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7372 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7375 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7377 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7378 (find_next_insn_start, find_load): New functions.
7379 (bfin_reorg): Use them to deal with the fact that parallel insns are
7380 no longer represented as a SEQUENCE.
7382 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7384 * config/sparc/sparc.c (sparc_override_options): Initialize
7387 2007-06-13 Dave Korn <dave.korn@artimi.com>
7389 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7392 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7394 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7395 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7396 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7397 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7398 tree-vect-transform.c: Fix comment typos. Follow spelling
7401 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7403 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7404 to the exit block use set.
7405 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7406 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7407 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7409 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7411 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7412 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7413 to indicate an error.
7414 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7416 (dbg_cnt_process_opt): Print an error on a bad argument.
7417 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7418 * common.opt (-fdbg-cnt-list): New.
7419 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7421 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7423 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7424 flag on ref-all pointers.
7426 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7429 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7430 for the offset with the modifier as EXPAND_INITIALIZER
7431 if the modifier is EXPAND_INITIALIZER.
7432 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7433 a register if we had an overflow.
7435 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7437 * real.c (real_isfinite): New.
7438 (real_sqrt): Use it.
7439 * real.h (real_isfinite): New.
7440 * builtins.c: Use it.
7442 2007-06-12 Ian Lance Taylor <iant@google.com>
7443 Daniel Berlin <dberlin@dberlin.org>
7446 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7447 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7448 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7449 (DECL_NO_TBAA_P): Define.
7450 (struct tree_decl_common): Add no_tbaa_flag field.
7451 * tree-ssa-structalias.c (struct variable_info): Add
7452 no_tbaa_pruning field.
7453 (new_var_info): Initialize no_tbaa_pruning field.
7454 (unify_nodes): Copy no_tbaa_pruning field.
7455 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7456 (dump_solution_for_var): Print no_tbaa_pruning flag.
7457 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7459 (compute_tbaa_pruning): New static function.
7460 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7461 Call compute_tbaa_pruning.
7462 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7463 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7464 * gimple-low.c (lower_stmt): Likewise.
7465 * tree-gimple.c (is_gimple_stmt): Likewise.
7466 * tree-ssa-operands.c (get_expr_operands): Likewise.
7467 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7468 * tree-inline.c (estimate_num_insns_1): Likewise.
7469 (copy_result_decl_to_var): Likewise.
7470 * expr.c (expand_expr_real_1): Likewise.
7471 * tree-pretty-print.c (dump_generic_node): Likewise.
7472 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7473 * omp-low.c (omp_copy_decl_2): Likewise.
7474 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7475 * doc/c-tree.texi (Expression trees): Document
7476 CHANGE_DYNAMIC_TYPE_EXPR.
7478 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7480 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7481 with !HONOR_NANS and !HONOR_INFINITIES.
7482 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7484 2007-06-12 Tristan Gingold <gingold@adacore.com>
7486 * gcov.c: Comments updated.
7487 (source_info): Add file_time field.
7488 (source_index): New variable.
7489 (mutiple_files): New variable.
7490 (generate_results): New function extracted from process_file.
7491 (process_file): Save and restore chain of functions, generate
7492 results and free structures only if not merging results.
7493 (release_structures): File names are now freed in create_file_names
7494 (create_file_names): Free previous file names.
7495 (find_source): File date is now read here and modifications in
7496 source files is checked here.
7497 (read_graph_file): Only reverse order of functions for the current
7499 (make_gcov_file_name): Do not generate long names if input_name is
7501 (output_lines): If merging results do not display graph, data and
7503 Checking source file modification is done in find_source.
7505 * doc/gcov.texi: Append an s to sourcefile.
7507 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7509 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7510 (forced_nop): New pattern.
7511 * config/bfin/bfin.c: Include "df.h".
7512 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7513 (bfin_discover_loop): Use df_get_live_in instead of
7514 global_live_at_start.
7515 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7516 df_analyze when done.
7517 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7518 the insns. Use QImode for the final insn in a bundle. Call
7519 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7521 (reorder_var_tracking_notes): New function.
7522 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7523 update_life_info. Call df_analyze after scheduling and bundle
7524 generation. Call reorder_var_tracking_notes if generating these
7525 notes. Call df_finish_pass at the end.
7527 2007-06-12 Dirk Mueller <dmueller@suse.de>
7529 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7530 a comparison, not an assignment.
7532 2007-06-12 Olivier Hainque <hainque@adacore.com>
7534 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7535 Request walking the subtrees only, leaving the current is_lhs/val_only
7537 (convert_non_local_reference): Likewise.
7539 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7541 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7543 2007-06-12 Richard Guenther <rguenther@suse.de>
7545 PR tree-optimization/15353
7546 PR tree-optimization/31657
7547 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7548 * timevar.def: Add TV_TREE_IFCOMBINE.
7549 * tree-pass.h (pass_tree_ifcombine): Declare.
7550 * tree-ssa-ifcombine.c: New file.
7551 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7552 * tree-flow.h (blocks_in_phiopt_order): Declare.
7553 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7554 (tree-ssa-ifcombine.o): New dependencies.
7556 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7558 PR rtl-optimization/32293
7559 * combine.c (simplify_if_then_else): Truncate return from
7560 nonzero_bits() to correct mode.
7562 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7564 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7565 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7567 2007-06-11 Diego Novillo <dnovillo@google.com>
7569 * Makefile.in (reload1.o-warn): Remove.
7571 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7573 * combine.c (subst): Use reg_overlap_mentioned_p
7574 instead of comparing register numbers directly.
7576 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7578 * reload1.c (mark_home_live_1): Use the mode parameter.
7580 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7582 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7583 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7587 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7589 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7591 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7593 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7594 from integer registers.
7595 (FP mode splitters): Handle TFmode.
7597 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7599 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7600 for ref-all pointers that point-to anything.
7602 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7604 * config/arm/arm.c (arm_output_dwarf_dtprel,
7605 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7607 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7609 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7610 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7613 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7615 * tree.c (signed_or_unsigned_type_for): New.
7616 (unsigned_type_for): Use signed_or_unsigned_type_for.
7617 (signed_type_for): Use signed_or_unsigned_type_for.
7618 * tree.h (signed_or_unsigned_type_for): New.
7619 (get_signed_or_unsigned_type): Remove.
7620 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7621 lang_hooks.types.signed_type
7622 (size_diffop): Likewise.
7623 (all_ones_mask_p): Likewise.
7624 (build_range_check): Likewise.
7625 (fold_cond_expr_with_comparison): Likewise.
7626 (fold_cond_expr_with_comparison): Likewise.
7627 (unextend): Likewise.
7628 (extract_muldiv_1): Likewise.
7629 (fold_single_bit_test_into_sign_test): Likewise.
7630 (fold_binary): Likewise.
7631 (fold_ternary): Likewise.
7632 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7633 instead of get_signed_or_unsigned_type.
7634 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7635 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7636 * expr.c (signed_or_unsigned_type_for): Use
7637 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7638 * langhooks.c (get_signed_or_unsigned_type): Remove.
7639 (lhd_signed_or_unsigned_type): Remove.
7640 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7641 signed_or_unsigned_type.
7642 (lhd_signed_or_unsigned_type): Remove.
7643 * expmed.c (make_tree): Use signed_type_for instead of
7644 lang_hooks.types.signed_type.
7645 * c-common.c (same_scalar_type_ignoring_signedness): Use
7646 c_common_signed_type instead of lang_hooks.types.signed_type.
7647 (c_common_unsigned_type): New.
7648 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7649 (shorten_compare): Use c_common_unsigned_type instead of
7650 c_common_signed_or_unsigned_type.
7651 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7653 * convert.c (convert_to_integer): Use signed_type_for instead of
7654 lang_hooks.types.signed_type.
7655 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7656 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7657 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7658 * c-format.c (check_format_types): Use c_common_unsigned_type
7659 instead of unsigned_type_for.
7660 * c-decl.c (groakdeclarator): Likewise.
7661 * c-typeck.c (convert_for_assignment): Likewise.
7662 * c-common.h (c_common_unsigned_type): New.
7664 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7667 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7668 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7670 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7673 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7674 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7676 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7677 Sebastian Pop <sebpop@gmail.com>
7679 * lambda-code.c (remove_iv): New.
7680 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7682 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7684 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7685 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7686 * tree-ssa-loop-prefetch.c: Include optabs.h.
7687 (FENCE_FOLLOWING_MOVNT): New macro.
7688 (struct mem_ref): Add independent_p and storent_p fields.
7689 (record_ref): Initalize the new fields.
7690 (gather_memory_references_ref): Return true if the reference
7692 (gather_memory_references): Check whether all memory accesses
7693 in loop were recorded.
7694 (should_issue_prefetch_p): Return false for nontemporal stores.
7695 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7696 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7697 (determine_loop_nest_reuse): Detect independent memory references.
7698 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7699 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7700 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7701 * config/i386/i386.h (x86_mfence): Declare.
7702 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7703 * config/i386/i386.c (x86_mfence): New variable.
7704 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7706 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7707 * optabs.c (init_optabs): Initialize storent_optab.
7708 * optabs.h (enum optab_index): Add OTI_storent.
7709 (storent_optab): Declare.
7710 * genopinit.c (optabs): Add initialization for storent_optab.
7711 * tree.h (MOVE_NONTEMPORAL): New macro.
7712 * expr.c (expand_assignment, store_expr, store_constructor_field,
7713 store_constructor, store_field, expand_expr_real_1): Propagate
7714 nontemporality of the expanded store.
7715 (emit_storent_insn): New function.
7716 * expr.h (expand_assignment, store_expr): Declaration changed.
7717 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7718 to expand_assignment.
7719 * stmt.c (expand_asm_expr): Ditto.
7720 * calls.c (initialize_argument_information): Pass false as
7721 nontemporality to store_expr.
7722 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7725 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7727 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7729 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7731 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7733 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7734 and allow DECL_P here.
7736 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7738 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7739 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7740 track of the size of the expression.
7741 * cfghooks.c (merge_blocks): Remove block from loops structure only
7742 after call of the merge_blocks hook.
7744 2007-06-09 Tom Tromey <tromey@redhat.com>
7746 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7747 (deprecated_state): Removed.
7748 (start_decl): Update.
7749 (enum deprecated_states): Moved earlier.
7750 (groktypename): Update.
7751 (push_parm_decl): Likewise.
7752 (grokfield): Likewise.
7753 (start_function): Likewise.
7755 2007-06-09 Ian Lance Taylor <iant@google.com>
7757 PR tree-optimization/32169
7758 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7759 CONVERT_EXPR, check whether min and max both converted to an
7760 overflow infinity representation.
7762 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7764 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7765 not inserted on the edge.
7767 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7769 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7770 instructions if they are supported.
7771 (__divsi3, __umodsi3, __modsi3): Likewise.
7772 (__ashldi3, __ashrdi3, __lshrdi3): New.
7773 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7775 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7776 Tony Linthicum <tony.linthicum@amd.com>
7778 * doc/invoke.texi: Add fvect-cost-model flag.
7779 * common.opt (fvect-cost-model): New flag.
7780 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7781 cost fields in stmt_vec_info struct for STMT.
7782 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7783 fields in stmt_vec_info struct and access functions for the same.
7784 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7785 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7786 load, store and vector to scalar operation.
7787 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7788 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7789 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7790 (TARG_VEC_STORE_COST): Define cost of vector store.
7791 (vect_estimate_min_profitable_iters): Define new function.
7792 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7793 check to evaluate if loop iterations are less than minimum profitable
7794 iterations determined by cost model or minimum vect loop bound defined
7795 by user, whichever is more conservative.
7796 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7797 run-time check to evaluate if loop iterations are less than minimum
7798 profitable iterations determined by cost model or minimum vect loop
7799 bound defined by user, whichever is more conservative.
7800 (vect_estimate_min_profitable_iterations): New function to estimate
7801 mimimimum iterartions required for vector version of loop to be
7802 profitable over scalar version.
7803 (vect_model_reduction_cost): New function.
7804 (vect_model_induction_cost): New function.
7805 (vect_model_simple_cost): New function.
7806 (vect_cost_strided_group_size): New function.
7807 (vect_model_store_cost): New function.
7808 (vect_model_load_cost): New function.
7809 (vectorizable_reduction): Call vect_model_reduction_cost during
7811 (vectorizable_induction): Call vect_model_induction_cost during
7813 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7814 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7815 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7816 vectorizable_promotion, vectorizable_demotion): Call
7817 vect_model_simple_cost during analysis phase.
7819 2007-06-08 Simon Baldwin <simonb@google.com>
7821 * reg-stack.c (get_true_reg): Readability change. Moved default case
7822 label into direct switch statement scope.
7824 2007-06-08 Simon Baldwin <simonb@google.com>
7826 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7827 in gcc_assert() with '==' comparison.
7829 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7831 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7832 TARGET_ABM handling of x86_popcnt variable.
7834 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7836 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7837 __builtin_copysignq and __builtin_infq built-in functions.
7839 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7841 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7842 SSE4.2 section. Correct built-in function names in SSE4A section.
7844 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7846 PR tree-optimization/32243
7847 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7848 for ncopies after ratio check between nunits_out and nunits_in.
7849 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7851 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7853 PR tree-optimization/32224
7854 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7855 vectorization upon a non GIMPLE_MODIFY_STMT.
7857 2007-06-08 Christian Bruel <christian.bruel@st.com>
7860 * config/sh/sh.md (doloop_end): New pattern and splitter.
7861 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7863 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7866 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7868 (verify_dominators): Do not change dominance tree.
7870 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7872 * config/sh/constraints.md: New file.
7873 * config/sh/sh.c: Include tm-constrs.h.
7874 (reg_class_from_letter): Remove.
7875 (prepare_cbranch_operands): Use satisfies_constraint_*
7876 function instead of macro.
7877 (andcosts, broken_move, sh_secondary_reload): Likewise.
7878 * config/sh/predicates.md (trapping_target_operand): Likewise.
7879 (and_operand, arith_operand, arith_reg_or_0_operand,
7880 cmp_operand, logical_operand, target_operand,
7881 ua_address_operand, ua_offset, xor_operand): Likewise.
7882 * config/sh/sh.md: Include constraints.md.
7883 (*movsicc_t_false): Use satisfies_constraint_* function
7885 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7886 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7887 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7888 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7889 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7890 (REG_CLASS_FROM_CONSTRAINT): Remove.
7891 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7892 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7893 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7894 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7895 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7896 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7897 function instead of macro.
7898 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7899 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7900 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7901 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7902 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7903 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7904 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7905 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7906 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7907 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7908 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7909 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7910 EXTRA_CONSTRAINT_STR): Likewise.
7911 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7913 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7915 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7917 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7920 * c-common.h (flag_cpp0x): Replaced by...
7921 (cxx_dialect): ... this new variable specifying the C++ dialect that
7923 * c-common.c (flag_cpp0x): Removed.
7924 (cxx_dialect): Defined.
7925 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7927 * c-opts.c (c_common_post_options): Likewise.
7928 (set_std_cxx98): Set cxx_dialect to cxx98.
7929 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7931 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7932 Hui-May Chang <hm.chang@apple.com>
7934 * doc/invoke.texi (Darwin Options): Update documentation for
7935 -mmacosx-version-min.
7936 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7937 * config/darwin-driver.c: New file.
7938 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7939 * config/t-darwin (darwin-driver.o): New rule.
7941 * config/darwin-c.c (version_as_macro): Ignore low digit.
7943 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7945 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7946 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7947 (CSGNMODE): New mode macro.
7948 (CSGNVMODE): New mode attribute.
7949 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7950 expander using CSGNMODE mode macro. Handle TFmode.
7951 (copysign<mode>3_const): Rename from copysignsf3_const and
7952 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7954 (copysign<mode>3_var): Rename from copysignsf3_var and
7955 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7957 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7958 mode macro. Handle TFmode.
7959 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7960 (iortf3, *iortf3): Ditto.
7961 (xortf3, *xortf3): Ditto.
7962 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7963 TFmode and TImode masks.
7964 (ix86_expand_copysign): Expand TFmode copysign insn.
7965 (IX86_BUILTIN_INFQ): New.
7966 (IX86_BUILTIN_FABSQ): Ditto.
7967 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7968 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7969 [__builtin_fabsq]: Ditto.
7970 [__builtin_copysignq]: Ditto.
7971 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7972 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7973 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7974 ix86_expand_binop_builtin().
7976 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7978 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7980 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7983 * rtl.h (push_to_sequence2): New.
7984 * emit-rtl.c (push_to_sequence2): New.
7985 * function.c (assign_parm_data_all): Add new fields.
7986 (assign_parm_setup_block): Call push_to_sequence2 instead of
7988 (assign_parm_setup_reg): Ditto.
7989 (assign_parm_setup_stack): Ditto.
7990 (assign_parms_unsplit_complex): Ditto.
7991 (assign_parms): Change field name.
7993 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7995 PR tree-optimization/32220
7996 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7997 phi node is reached before defining statement.
7999 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8002 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8003 after changing the right hand side of the assignment.
8005 2007-06-06 Eric Christopher <echristo@apple.com>
8007 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8008 (x86_64-*-darwin*): Ditto.
8009 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8010 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8012 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8014 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8016 (add_key): Likewise.
8017 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8018 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8020 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8022 (add_cost_one_coalesce): Likewise.
8023 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8024 variable names. Rename orig to orig_name for consistency.
8025 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8027 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8029 (record_equivalences_from_stmt): Likewise.
8030 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8031 the coding conventions.
8032 (memory_ssa_name_same): Likewise.
8033 (dse_optimize_stmt): Likewise.
8034 (dse_record_phis): Likewise.
8035 (dse_finalize_block): Likewise.
8036 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8037 keywords as variable names.
8038 (may_move_till): Cast according to the coding conventions.
8039 (force_move_till_expr): Avoid using C++ keywords as variable names.
8040 (force_move_till): Cast according to the coding conventions.
8041 (memref_hash): Likewise.
8042 (memref_eq): Likewise.
8043 (gather_mem_refs_stmt): Likewise.
8044 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8045 using C++ keywords as variable names.
8046 (idx_find_step): Cast according to the coding conventions.
8047 (idx_record_use): Likewise.
8048 (find_depends): Likewise.
8049 (prepare_decl_rtl): Likewise.
8050 (mbc_entry_hash): Likewise.
8051 (mbc_entry_eq): Likewise.
8052 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8053 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8054 (idx_infer_loop_bounds): Cast according to the coding conventions.
8055 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8056 * tree-ssa-math-opts.c (occ_new ): Likwise.
8057 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8059 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8061 (add_use_op): Likewise.
8062 (add_vop): Likewise.
8063 (add_vuse_op): Likewise.
8064 (add_vdef_op): Likewise.
8065 (get_expr_operands): Likewise.
8066 (push_stmt_changes): Use type safe memory macros.
8067 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8068 keywords as variable names.
8069 (conditional_replacement): Likewise.
8070 (minmax_replacement): Likewise.
8071 (abs_replacement): Likewise.
8072 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8074 (insert_fake_stores): Avoid using C++ keywords as variable names.
8075 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8077 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8078 (heapvar_insert): Use type safe memory macros.
8079 (new_var_info): Cast according to the coding conventions.
8080 (new_constraint): Likewise.
8081 (remove_preds_and_fake_succs): Use type safe memory macros.
8082 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8084 (thread_single_edge): Likewise.
8085 (thread_through_loop_header): Likewise.
8087 2007-06-06 Eric Christopher <echristo@apple.com>
8089 * config/i386/i386.c (override_options): Move handling
8090 of TARGET_SUBTARGET* earlier.
8092 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8094 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8097 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8099 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8100 emited outside of basic block.
8101 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8103 * rtl.h (delete_insn_chain): Declaration changed.
8104 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8106 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8107 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8108 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8109 to delete_insn_chain.
8110 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8111 do not have bb field set.
8112 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8114 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8115 * cfgcleanup.c (try_optimize_cfg): Ditto.
8117 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8119 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8120 (lambda_body_vector_new): Use type safe memory macros.
8121 (lambda_linear_expression_new): Likewise.
8122 (lambda_loopnest_new): Likewise.
8123 (lambda_lattice_new): Likewise.
8124 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8125 conventions. Use type safe memory macros.
8126 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8127 (lambda_body_vector_s): Likewise.
8128 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8129 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8131 2007-06-06 Richard Guenther <rguenther@suse.de>
8133 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8134 if we need to schedule cfg_cleanup.
8135 (tree_ssa_forward_propagate_single_use_vars): Do so.
8137 2007-06-06 Ian Lance Taylor <iant@google.com>
8139 * fold-const.c (merge_ranges): If range_successor or
8140 range_predecessor fail, just return 0.
8142 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8144 PR tree-optimization/32216
8145 * tree-vectorizer.c (supportable_widening_operation): Determine
8146 signedness of FIX_TRUNC_EXPR from output operand.
8147 (supportable_narrowing_operation): Ditto.
8148 * tree-vect-generic.c (expand_vector_operations_1): Determine
8149 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8152 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8154 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8155 (struct pta): ...from here. Change flags to unsigned to avoid
8156 excessive casting (as it is used as a bit mask).
8157 (override_options): Add casts according to the coding convenventions.
8158 (x86_64_elf_unique_section): Likewise.
8159 (examine_argument): Avoid using C++ keywords as variable names.
8160 (construct_container): Likewise.
8161 (legitimize_pic_address): Likewise.
8162 (get_dllimport_decl): Cast according to the coding conventions. Use
8163 type safe memory macros.
8164 (legitimize_address): Cast according to the coding conventions.
8165 (emit_i387_cw_initialization): Corrected the type of slot to enum
8167 (ix86_init_machine_status): Use type safe memory macros.
8168 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8169 (bdesc_pcmpistr): Likewise.
8170 (bdesc_crc32): Likewise.
8171 (bdesc_sse_3arg): Likewise.
8172 (bdesc_2arg): Likewise.
8173 (bdesc_1arg): Likewise.
8174 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8175 (ix86_expand_sse_pcmpistr): Likewise.
8176 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8177 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8178 int to match the langhook definition.
8179 (ix86_builtin_conversion): Change the type of code to unsigned init to
8180 match the langhook definition.
8181 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8183 (ix86_preferred_output_reload_class): Likewise.
8184 (ix86_cannot_change_mode_class): Likewise.
8185 (ix86_memory_move_cost): Likewise.
8186 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8187 avoid excessive casting later on.
8188 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8190 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8192 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8193 as flags setting insn.
8194 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8196 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8198 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8199 (UNSPEC_ROUND): New.
8200 ("sse4_1_round<mode>2"): New insn pattern.
8201 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8203 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8204 expander using SSEMODEF mode macro. Expand using
8205 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8206 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8207 expander using SSEMODEF mode macro. Expand using
8208 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8209 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8210 expander using SSEMODEF mode macro. Expand using
8211 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8212 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8213 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8214 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8217 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8218 Sebastian Pop <sebpop@gmail.com>
8220 * lambda.h (build_linear_expr): New.
8221 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8222 Use build_linear_expr, call fold and force_gimple_operand.
8223 (lambda_loopnest_to_gcc_loopnest): Check that there is
8224 something to insert.
8225 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8227 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8229 PR preprocessor/23479
8230 * doc/extend.texi: Document the 0b-prefixed binary integer
8233 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8235 PR tree-optimization/32215
8236 * tree-vectorizer.c (supportable_widening_operation): Return false
8237 for unsupported FIX_TRUNC_EXPR tree code.
8238 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8240 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8242 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8243 register on SPE targets. Change documentation to reflect
8245 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8246 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8247 out of the register allocation pool.
8248 (rs6000_reg_live_or_pic_offset_p): New function.
8249 (rs6000_emit_prologue): Move the actual saving of LR up to free
8250 r0 for holding r11. Split saving of SPE 64-bit registers into
8251 its own case. Ensure that offsets will always be in-range for
8252 'evstdd' by using r11 as a scratch register to point at the start
8253 of the SPE save area. Save r11 if necessary, as it is the static
8255 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8256 into its own case. Ensure that offsets will always be in-range
8257 for 'evldd' by using r11 as a scratch register to point at the
8258 start of the SPE save area. Also adjust r11 when restoring
8259 the stack pointer to compensate for pre-loading r11.
8261 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8263 * cfg.c (init_flow): Use type safe memory macros.
8264 (alloc_block): Likewise.
8265 (unchecked_make_edge): Likewise.
8266 (dump_flow_info): Avoid using C++ keywords as variable names.
8267 (copy_original_table_clear): Cast according to the coding conventions.
8268 (copy_original_table_set): Likewise.
8269 * cfgexpand (label_rtx_for_bb): Likewise.
8270 (expand_gimple_basic_block): Likewise.
8271 * cfghooks.c (dump_bb): Likewise.
8272 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8274 (lv_add_condition_to_bb): Likewise.
8275 * cfglayout (relink_block_chain): Cast according to the coding
8277 (fixup_reorder_chain): Likewise.
8278 (fixup_fallthru_exit_predecessor): Likewise.
8279 * cfgloop.c (glb_enum_p): Likewise.
8280 (get_exit_description): Likewise.
8281 (dump_recorded_exit): Likewise.
8282 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8283 (struct loop): ... from here.
8284 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8286 * cfgrtl.c (rtl_create_basic_block): Likewise.
8287 (rtl_split_block): Likewise.
8288 (rtl_dump_bb): Likewise.
8289 (cfg_layout_split_block): Likewise.
8290 (init_rtl_bb_info): Use typesafe memory macros.
8292 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8293 * graphds.h: Updated all usages of edge to graph_edge.
8294 * graphds.c: Likewise.
8295 * cfgloopanal.c: Likewise.
8297 2007-06-05 Ian Lance Taylor <iant@google.com>
8299 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8300 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8301 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8303 (test_for_singularity): Likewise.
8305 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8307 * config/i386/constraints.md ("Y2"): Replaced by ...
8309 * config/i386/i386.md: Likewise.
8310 * config/i386/mmx.md: Likewise.
8311 * config/i386/sse.md: Likewise.
8313 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8315 * config/i386/constraints.md ("z"): Replaced by ...
8317 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8318 (sse4_1_blendvps): Likewise.
8319 (sse4_1_pblendvb): Likewise.
8320 (sse4_2_pcmpestr): Likewise.
8321 (sse4_2_pcmpestrm): Likewise.
8322 (sse4_2_pcmpestr_cconly): Likewise.
8323 (sse4_2_pcmpistr): Likewise.
8324 (sse4_2_pcmpistrm): Likewise.
8325 (sse4_2_pcmpistr_cconly): Likewise.
8327 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8329 * matrix-reorg.c (transform_access_sites): Fix computation.
8330 (transform_allocation_sites): Same.
8332 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8334 * config/i386/i386.c (override_options): Use
8335 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8337 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8339 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8340 (nonimm_not_xmm0_operand): Ditto.
8341 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8342 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8343 as operand[2] predicate. Require "z" class XMM register for
8344 operand[3]. Adjust asm template.
8345 ("sse4_1_blendvpd"): Ditto.
8346 ("sse4_1_pblendvb"): Ditto.
8347 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8348 force op2 into xmm0 register for variable blend instructions.
8350 2007-06-04 Tom Tromey <tromey@redhat.com>
8352 * c-tree.h (start_enum): Update.
8353 (build_enumerator): Likewise.
8354 * c-decl.c (enum_next_value): Removed.
8355 (enum_overflow): Likewise.
8356 (start_enum): Add c_enum_contents argument. Don't use globals.
8357 (build_enumerator): Likewise.
8358 * c-tree.h (struct c_enum_contents): New struct.
8360 2007-06-04 Tom Tromey <tromey@redhat.com>
8362 * c-common.c (c_common_get_alias_set): Fix indentation.
8364 2007-06-04 Ian Lance Taylor <iant@google.com>
8366 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8367 to overflow, reduce overflow infinity to regular infinity.
8368 (vrp_var_may_overflow): New static function.
8369 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8371 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8373 * stor-layout.c (layout_type): Remove duplicate code.
8375 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8378 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8379 before build_common_builtin_nodes ().
8381 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8384 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8386 2007-06-04 Jan Hubicka <jh@suse.cz>
8388 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8389 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8390 instead of _stat version.
8392 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8394 PR tree-optimization/32194
8395 * tree-predcom.c (determine_offset): Check that both references have
8398 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8400 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8401 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8402 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8403 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8404 Add argument to iterate_fix_dominators call.
8405 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8406 * gcse.c (hoist_code): Change domby to vector.
8407 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8408 Add argument to iterate_fix_dominators call.
8409 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8410 recompute_dominator.
8411 * lambda-code.c (perfect_nestify): Ditto.
8412 * cfgloopanal.c: Include graphds.h.
8413 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8414 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8415 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8417 * graphds.c: New file.
8418 * graphds.h: New file.
8419 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8420 (get_dominated_by, get_dominated_by_region): Change return type to
8422 (verify_dominators): Recompute all dominators and compare the results.
8423 (recount_dominator): Renamed to ...
8424 (recompute_dominator): ... this. Do not check that the block is
8426 (iterate_fix_dominators): Reimplemented.
8427 (prune_bbs_to_update_dominators, root_of_dom_tree,
8428 determine_dominators_for_sons): New functions.
8429 * et-forest.c (et_root): New function.
8430 * et-forest.h (et_root): Declare.
8431 * Makefile.in (graphds.o): Add.
8432 (cfgloopanal.o): Add graphds.h dependency.
8433 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8434 * basic-block.h (get_dominated_by, get_dominated_by_region,
8435 iterate_fix_dominators): Declaration changed.
8436 (recount_dominator): Renamed to ...
8437 (recompute_dominator): ... this.
8438 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8439 (thread_through_all_blocks): Do not free dominance info.
8441 2007-06-03 Andreas Schwab <schwab@suse.de>
8443 * config/m68k/m68k.c (override_options): Don't override
8445 * config/m68k/m68k-modes.def (SF, DF): Define to use
8446 motorola_single_format and motorola_double_format, resp.
8447 * real.c (motorola_single_format): Renamed from
8448 coldfire_single_format.
8449 (motorola_double_format): Renamed from coldfire_double_format.
8450 (encode_ieee_extended): Generate a proper canonical NaN image
8451 respecting canonical_nan_lsbs_set.
8452 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8454 * real.h: Adjust declarations.
8456 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8459 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8460 the symbol is generated with the stack protector.
8462 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8464 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8465 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8467 * doc/extend.texi (interrupt): Mention m68k.
8469 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8471 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8472 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8473 (ix86_expand_sse_pcmpestr): Do not check operands for
8474 "register_operand", when insn operand predicate is "register_operand".
8475 (ix86_expand_sse_pcmpistr): Ditto.
8477 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8478 Uros Bizjak <ubizjak@gmail.com>
8480 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8481 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8482 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8483 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8484 * config/i386/constraints.md ("z"): New register constraint
8485 for members of SSE_FIRST_REG class.
8486 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8487 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8488 SSE_FIRST_REG class.
8489 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8490 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8491 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8492 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8493 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8494 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8495 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8496 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8497 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8498 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8499 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8500 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8501 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8502 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8503 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8504 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8505 (struct builtin_description): Change "flag" field to unsigned.
8506 (bdesc_pcmpestr): New builtin description table.
8507 (bdesc_pcmpistr): Likewise.
8508 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8509 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8510 Initialize pcmp[ei]str[im] insns for SSE4.2.
8511 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8512 (ix86_expand_sse_pcmpistr): Likewise.
8513 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8514 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8515 (UNSPEC_PCMPISTR): Likewise.
8516 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8517 (sse4_2_pcmpestri):New isns pattern.
8518 (sse4_2_pcmpestrm): Likewise.
8519 (sse4_2_pcmpestr_cconly): Likewise.
8520 (sse4_2_pcmpistr): New insn patern and splitter.
8521 (sse4_2_pcmpistri):New isns pattern.
8522 (sse4_2_pcmpistrm): Likewise.
8523 (sse4_2_pcmpistr_cconly): Likewise.
8524 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8527 2007-06-01 David Daney <ddaney@avtrex.com>
8529 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8530 LOADGP_ABSOLUTE and not binds_local_p.
8532 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8534 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8536 2007-06-01 Ian Lance Taylor <iant@google.com>
8538 * tree-vrp.c (compare_name_with_value): Always set
8539 used_strict_overflow if we get a result from the variable itself.
8541 2007-06-01 Ian Lance Taylor <iant@google.com>
8543 PR rtl-optimization/31455
8544 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8545 subregs which have a cast between modes which are not tieable.
8547 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8549 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8550 breaks after return statements.
8552 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8554 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8555 only after no_new_pseudos.
8557 2007-05-31 Eric Christopher <echristo@apple.com>
8559 * expr.c (convert_move): Assert that we don't have a BLKmode
8561 (store_expr): Handle BLKmode moves by calling emit_block_move.
8563 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8565 * c-typeck.c (build_indirect_ref): Include type in error message.
8566 (build_binary_op): Pass types to binary_op_error.
8567 * c-common.c (binary_op_error): Take two type arguments, print out
8569 * c-common.h (binary_op_error): Update prototype.
8571 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8573 * config/i386/i386.c: Correct coments on -mno-sse4.
8575 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8577 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8578 (x86_64-*-*): Likewise.
8579 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8580 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8581 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8582 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8583 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8584 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8585 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8586 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8587 (OPTION_MASK_ISA_SSE4): Likewise.
8588 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8589 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8590 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8591 (override_options): Support SSE4.2.
8592 (ix86_build_const_vector): Support SImode and DImode.
8593 (ix86_build_signbit_mask): Likewise.
8594 (ix86_expand_int_vcond): Support V2DImode.
8595 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8596 (IX86_BUILTIN_CRC32HI): Likewise.
8597 (IX86_BUILTIN_CRC32SI): Likewise.
8598 (IX86_BUILTIN_CRC32DI): Likewise.
8599 (IX86_BUILTIN_PCMPGTQ): Likewise.
8600 (bdesc_crc32): Likewise.
8601 (bdesc_sse_3arg): Likewise.
8602 (ix86_expand_crc32): Likewise.
8603 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8604 (ix86_expand_builtin): Likewise.
8605 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8606 __SSE4_2__ for -msse4.2.
8607 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8608 (CRC32MODE): Likewise.
8609 (crc32modesuffix): Likewise.
8610 (crc32modeconstraint): Likewise.
8611 (sse4_2_crc32<mode>): Likewise.
8612 (sse4_2_crc32di): Likewise.
8613 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8615 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8616 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8617 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8618 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8619 (vcondu<mode>): Likewise.
8620 * doc/extend.texi: Document SSE4.2 built-in functions.
8621 * doc/invoke.texi: Document -msse4.2/-msse4.
8623 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8625 PR tree-optimization/32160
8626 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8627 variable as gimple reg.
8628 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8630 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8632 * gcc.c (main): Don't consider linker options when issuing the
8633 warning about a linker input file not being used.
8635 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8637 * tree-vrp.c (compare_names): Initialize sop.
8639 2007-05-30 Dirk Mueller <dmueller@suse.de>
8641 * cgraphunit.c (cgraph_analyze_function): Remove
8642 computation of inline parameters.
8644 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8646 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8648 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8650 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8651 Add vx-common.h. Include vxworks.h between vx-common.h and
8653 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8655 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8656 (TARGET_ASM_DESTRUCTOR): Likewise.
8657 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8658 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8659 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8660 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8661 (VXWORKS_ENDIAN_SPEC): Define.
8662 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8663 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8664 VXWORKS_* equivalents.
8665 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8666 (ASM_FILE_START): Delete.
8667 (TARGET_VERSION): Reformat.
8668 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8669 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8670 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8671 (FPBIT, DPBIT): Define.
8672 (fp-bit.c, dp-bit.c): New rules.
8673 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8674 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8675 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8676 * config/arm/arm.h: Include vxworks-dummy.h.
8677 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8678 Mark with ATTRIBUTE_UNUSED.
8679 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8680 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8681 make it incompatible with -msingle-pic-base.
8682 (arm_function_ok_for_sibcall): Return false for calls that might
8683 go through a VxWorks PIC PLT entry.
8684 (require_pic_register): New function, split out from...
8685 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8687 (arm_load_pic_register): Handle the VxWorks RTP initialization
8688 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8689 (arm_emit_call_insn): New function.
8690 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8691 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8692 (pic_offset_arm): New pattern.
8693 (call, call_value): Use arm_emit_call_insn.
8694 (call_internal, call_value_internal): New expanders.
8695 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8696 VxWorks unless __PIC__.
8698 2007-05-30 Eric Christopher <echristo@gmail.com>
8700 * genrecog.c: Include regs.h in generated file.
8701 * genemit.c: Ditto. Fix up formatting.
8702 * config/mn10300/constraints.md: New.
8703 * config/mn10300/mn10300.md: Include.
8704 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8705 Fix up for removed macro.
8706 * config/mn10300/predicates.md (call_address_operand): Ditto.
8707 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8708 (CONST_OK_FOR_I): Ditto.
8709 (CONST_OK_FOR_J): Ditto.
8710 (CONST_OK_FOR_K): Ditto.
8711 (CONST_OK_FOR_L): Ditto.
8712 (CONST_OK_FOR_M): Ditto.
8713 (CONST_OK_FOR_N): Ditto.
8714 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8718 (EXTRA_CONSTRAINT): Ditto.
8720 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8722 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8724 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8725 OPTION_MASK_ISA_64BIT.
8726 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8728 2007-05-30 Richard Guenther <rguenther@suse.de>
8731 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8732 types for comparison.
8733 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8734 with original typed arguments.
8735 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8737 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8739 PR tree-optimization/31769
8740 * except.c (duplicate_eh_regions): Clear prev_try if
8741 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8743 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8745 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8746 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8747 bsi of the location where statements should be inserted.
8748 (sink_code_in_bb): Take bsi from statement_sink_location.
8749 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8750 instead of bsi_start.
8751 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8753 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8754 (bsi_move_before): Document inconsistency with bsi_move_after.
8755 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8757 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8759 * config/i386/i386.h (TARGET_ABM): New define.
8760 (TARGET_POPCNT): Ditto.
8761 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8762 New temporary defines to redefine from OPTION_ISA_* defines.
8763 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8764 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8765 (ix86_isa_flags): New extern int declaration.
8766 (TARGET_SUBTARGET_DEFAULT): New define.
8767 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8768 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8769 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8770 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8771 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8772 * config/i386/darwin.h: Change TARGET_64BIT define to
8775 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8776 using existing "ix86_isa_flags" varible.
8777 (m32, m64): Use existing "ix86_isa_flags" variable.
8778 (mmmx, m3dnow): Ditto.
8779 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8780 (mabm): Define as non-negative option using "x86_abm" variable.
8781 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8783 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8784 Rewrite feature test bitmap.
8785 (ix86_isa_flags): New initialized global int varible.
8786 (ix86_isa_flags_explicit): New static int variable.
8787 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8788 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8789 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8790 target_flags_explicit.
8791 (override_options): Remove "target_enable" and "target_disable" fields
8792 from "struct ptt". Update processor_target_table accordingly. Remove
8793 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8794 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8795 "target_flags" and "ix86_isa_flags_explicit" instead of
8796 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8797 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8798 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8799 to true when either of PTA_POPCNT or PTA_ABM is set in
8800 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8801 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8802 processor_alias_table flags entry. Remove handling of
8803 "target_enable" and "target_disable" fields of processor_target_table.
8804 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8805 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8806 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8807 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8808 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8810 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8812 2007-05-29 David Daney <ddaney@avtrex.com>
8815 * config/mips/mips.c (mips_output_mi_thunk): Emit
8816 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8818 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8819 * config/i386/i386.c (ix86_function_regparm): Added checking of
8820 ix86_force_align_arg_pointer to determine the number of
8821 register parameters.
8823 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8825 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8826 (SET_DR_MISALIGNMENT): New.
8827 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8828 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8829 Use SET_DR_MISALIGNMENT.
8830 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8832 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8833 find_loop_nest): Export.
8834 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8835 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8836 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8837 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8839 (struct mem_ref): Add field reuse_distance.
8840 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8841 Initialize reuse_distance field.
8842 (issue_prefetch_ref): Select temporality of prefetch according to
8844 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8845 self_reuse_distance, determine_loop_nest_reuse): New functions.
8846 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8847 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8848 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8851 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8853 * tree-ssa-alias.c: Add aliasing overview.
8855 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8856 Danny Smith <dannysmith@users.sourceforge.net>
8859 * config/i386/t-crtfm: Compile crtfastmath.o with
8860 -minline-all-stringops.
8861 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8862 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8864 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8866 * doc/md.texi: Document constraints on HP PA-RISC.
8868 * pa/constraints.md: New file.
8869 * pa.md: Include constraints.md.
8870 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8871 (integer_store_memory_operand, ldil_cint_p): New functions.
8872 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8873 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8874 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8875 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8876 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8878 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8881 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8882 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8883 case POSTDECREMENT_EXPR>): Return the error_mark_node
8884 if either the real or imaginary parts would an
8887 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8889 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8890 name when we remove it from a call.
8892 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8894 * targhooks.c (default_narrow_bitfield): Remove.
8895 * targhooks.h: Remove the prototype for
8896 default_narrow_bitfield.
8898 * langhooks-def.h: Remove the prototype for
8899 hook_get_alias_set_0.
8900 * langhooks.c (hook_get_alias_set_0): Remove.
8902 * global.c (EXECUTE_IF_CONFLICT): Remove.
8904 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8907 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8908 return true when truth_value_p is true and the type
8911 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8913 * doc/install.texi (Prerequisites): We no longer require Autoconf
8914 2.13 for the top-level.
8916 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8918 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8919 memory access via x86_expand_vector_move_misalign() only for
8920 TImode values on 32-bit targets.
8922 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8924 * matrix-reorg.c: New file. Implement matrix flattening and
8925 transposing optimization.
8926 * tree-pass.h: Add matrix reorg pass.
8927 * common.opt: Add fipa-mreorg flag.
8928 * Makefile.in: Add matrix-reorg.c.
8929 * passes.c: Add matrix reorg pass.
8930 * varpool.c (add_new_static_var): New function.
8931 * cgraph.h (add_new_static_var): Declare.
8933 2007-05-27 Eric Christopher <echristo@apple.com>
8935 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8936 sp_offset depending on stack size. Save r12 depending
8937 on registers we're saving later.
8938 (rs6000_emit_epilogue): Update sp_offset depending only
8941 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8943 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8944 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8945 * ifcvt.c (if_convert): Ditto.
8946 * tree-ssa-threadupdate.c (thread_block): Ditto.
8947 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8948 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8949 verify_loop_closed_ssa): Check number_of_loops instead of
8951 * predict.c (tree_estimate_probability): Ditto.
8952 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8953 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8954 * modulo-sched.c (sms_schedule): Ditto.
8955 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8956 (scev_finalize): Do not do anything if scev analysis was not
8958 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8959 current_loops == NULL.
8960 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8961 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8963 (loop_optimizer_finalize): Assert that loops were analyzed.
8964 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8965 rtl_doloop): Check number_of_loops instead of current_loops.
8966 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8967 current_loops == NULL.
8968 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8969 gate_tree_vectorize tree_linear_transform, check_data_deps,
8970 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8971 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8972 Check number_of_loops instead of current_loops.
8973 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8974 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8975 free loops if available.
8976 (execute_pre): Do not pass do_fre to fini_pre.
8978 2007-05-27 Tobias Burnus <burnus@net-b.de>
8981 * real.c (mpfr_from_real): Fix sign of -Inf.
8983 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8985 * tree-vect-transform.c (vectorizable_conversion): Initialize
8986 tree_code variables to ERROR_MARK.
8987 (vectorizable_type_demotion): Likewise.
8988 (vectorizable_type_promotion): Likewise.
8990 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8993 * config/i386/i386.md (movti): Handle push operands via
8996 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8998 * basic-block.h: Remove the prototype for merge_seq_blocks.
8999 * cfgcleanup.c (merge_seq_blocks): Remove.
9001 * tree-flow.h: Remove the prototype for is_aliased_with.
9002 * tree-ssa-alias.c (is_aliased_with): Remove.
9004 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9006 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9008 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9010 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9011 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9012 (vec_unpacks_hi_v16qi): Likewise.
9013 (vec_unpacku_lo_v16qi): Likewise.
9014 (vec_unpacks_lo_v16qi): Likewise.
9015 (vec_unpacku_hi_v8hi): Likewise.
9016 (vec_unpacks_hi_v8hi): Likewise.
9017 (vec_unpacku_lo_v8hi): Likewise.
9018 (vec_unpacks_lo_v8hi): Likewise.
9019 (vec_unpacku_hi_v4si): Likewise.
9020 (vec_unpacks_hi_v4si): Likewise.
9021 (vec_unpacku_lo_v4si): Likewise.
9022 (vec_unpacks_lo_v4si): Likewise.
9024 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9026 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9027 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9028 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9029 follow spelling conventions in various
9030 warning/error/diagnostic messages.
9032 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9033 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9034 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9035 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9036 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9037 * doc/tm.texi: Follow spelling conventions.
9039 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9042 * tree-ssa-forwprop.c
9043 (forward_propagate_addr_into_variable_array_index): Remove
9044 the lhs argument. Use the type of def_rhs instead of lhs.
9045 (forward_propagate_addr_expr_1): Update use of
9046 forward_propagate_addr_into_variable_array_index.
9048 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9049 Nigel Stephens <nigel@mips.com>
9051 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9052 function attributes, "far" being an alias for "long_call".
9053 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9054 (mips_near_type_p, mips_far_type_p): New.
9055 (mips_comp_type_attributes): New function to check that attributes
9056 attached to a function type are compatible.
9057 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9058 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9059 to the target function of the thunk.
9060 (mips_encode_section_info): Check for "near" and "far" function
9061 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9063 * config/mips/predicates.md (const_call_insn_operand): Test only
9064 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9066 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9069 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9070 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9071 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9072 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9074 2007-05-25 Eric Christopher <echristo@apple.com>
9076 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9077 to x86-darwin configurations.
9078 * config/i386/t-darwin: Add softfp support.
9079 * config/i386/t-darwin64: Ditto.
9080 * config/i386/sfp-machine.h: If mach then don't use
9081 aliasing, emit a stub to call.
9083 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9085 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9086 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9087 tree-predcom.c, tree-ssa-alias-warnings.c,
9088 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9089 comment typos. Follow spelling conventions.
9090 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9092 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9095 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9096 constants into memory. Expand unaligned memory references for
9097 SSE modes via x86_expand_vector_move_misalign() function.
9099 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9101 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9102 "memory" attribute for "sseishft" type insn without operands[2].
9104 2007-05-25 Dirk Mueller <dmueller@suse.de>
9105 Marcus Meissner <meissner@suse.de>
9107 * doc/extend.texi (alloc_size): New attribute.
9108 * c-common.c (handle_alloc_size_attribute): New.
9109 * tree-object-size.c (alloc_object_size): Use alloc_size
9110 attribute, if available.
9112 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9114 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9116 (__builtin_ia32_vec_ext_v2di): Likewise.
9117 (__builtin_ia32_vec_ext_v4si): Likewise.
9118 (__builtin_ia32_vec_ext_v8hi): Likewise.
9119 (__builtin_ia32_vec_ext_v16qi): Likewise.
9120 (__builtin_ia32_vec_set_v8hi): Likewise.
9122 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9124 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9126 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9128 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9129 (arm_is_longcall_p): Rename to...
9130 (arm_is_long_call_p): ...this. Take a single tree argument and
9132 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9133 (CUMULATIVE_ARGS): Remove call_cookie.
9134 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9135 (ENCODED_LONG_CALL_ATTR_P): Delete.
9136 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9137 LONG_CALL_FLAG_CHAR cases.
9138 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9139 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9140 ARM_DECLARE_FUNCTION_SIZE.
9141 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9142 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9143 (arm_encode_call_attribute, current_file_function_operand): Delete.
9144 (arm_function_in_section_p): New function.
9145 (arm_is_longcall_p): Rename to...
9146 (arm_is_long_call_p): ...this. Take the target function as a single
9147 argument and return a bool. Do not rely on call cookies. Check
9148 whether the target symbol is in the same section as the current
9149 function, not just the same compilation unit.
9150 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9151 (arm_encode_section_info): Don't encode a call type.
9152 * config/arm/arm.md (call, call_value): Update calls to
9153 arm_is_long(_)call_p. Simplify logic.
9154 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9155 Update calls to arm_is_long(_)call_p.
9157 2007-05-25 Richard Guenther <rguenther@suse.de>
9159 PR tree-optimization/31982
9160 * tree-ssa-forwprop.c
9161 (forward_propagate_addr_into_variable_array_index): Handle arrays
9162 with element size one.
9164 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9166 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9167 (umulsi3_highpart): Likewise.
9169 2007-05-24 Ian Lance Taylor <iant@google.com>
9171 PR rtl-optimization/32069
9172 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9175 2007-05-24 Ollie Wild <aaw@google.com>
9177 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9180 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9182 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9183 (oprs_unchanged_p): Use it to check all registers in a REG.
9184 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9185 (reg_set_between_after_reload_p): Delete.
9186 (reg_used_between_after_reload_p): Likewise.
9187 (reg_set_or_used_since_bb_start): Likewise.
9188 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9189 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9190 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9191 * rtlanal.c (reg_set_p): Check whether REG overlaps
9192 regs_invalidated_by_call, rather than just checking the
9193 membership of REGNO (REG).
9195 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9197 * doc/passes.texi: Document predictive commoning.
9198 * doc/invoke.texi (-fpredictive-commoning): Document.
9199 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9200 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9201 adding indices to the generated name.
9202 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9203 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9204 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9205 (op_symbol_code): ... and exported.
9206 (dump_omp_clause, op_symbol): Use op_symbol_code
9207 instead of op_symbol_1.
9208 * tree-pass.h (pass_predcom): Declare.
9209 * timevar.def (TV_PREDCOM): New timevar.
9210 * tree-ssa-loop.c (run_tree_predictive_commoning,
9211 gate_tree_predictive_commoning, pass_predcom): New.
9212 * tree-data-ref.c (find_data_references_in_loop): Find the
9213 references in dominance order.
9214 (canonicalize_base_object_address): Ensure that the result has
9216 (dr_analyze_innermost): Export.
9217 (create_data_ref): Code to fail for references with invariant
9219 (find_data_references_in_stmt): ... here.
9220 * tree-data-ref.h (dr_analyze_innermost): Declare.
9221 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9222 (aff_combination_find_elt, name_expansion_hash,
9223 name_expansion_eq, tree_to_aff_combination_expand,
9224 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9226 * tree-affine.h (aff_combination_constant_multiple_p,
9227 tree_to_aff_combination_expand): Declare.
9228 * tree-predcom.c: New file.
9229 * common.opt (fpredictive-commoning): New option.
9230 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9231 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9232 * Makefile.in (tree-predcom.o): Add.
9233 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9234 * passes.c (init_optimization_passes): Add dceloop after
9235 copy propagation in loop optimizer. Add predictive commoning
9236 to loop optimizer passes.
9238 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9240 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9243 2007-05-24 Jan Hubicka <jh@suse.cz>
9245 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9247 (genheader): Include statistics.h.
9249 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9251 * print-rtl.c (flag_dump_unnumbered): Update comments.
9252 (print_rtl): Fix my previous change.
9253 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9256 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9259 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9261 (thread_through_all_blocks): Call initialize_original_copy_tables
9262 and free_original_copy_tables.
9263 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9265 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9266 * cfghooks.c (duplicate_block): Use get_loop_copy.
9267 * cfg.c: Include cfgloop.h.
9268 (loop_copy): New hash table.
9269 (initialize_original_copy_tables): Initialize loop_copy table.
9270 (free_original_copy_tables): Free loop_copy table.
9271 (copy_original_table_clear, copy_original_table_set,
9272 set_loop_copy, get_loop_copy): New functions.
9273 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9274 * cfgloop.h (struct loop): Remove copy field.
9275 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9276 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9278 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9280 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9281 -msse/-msse2/-msse3.
9283 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9285 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9286 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9288 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9291 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9292 * targhooks.h (default_mangle_decl_assembler_name): Declare
9294 * targhooks.c (default_mangle_decl_assembler_name): Define
9296 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9298 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9299 * langhooks.c (lhd_set_decl_assembler_name): Call
9300 targetm.mangle_decl_assembler_name for names with global scope.
9302 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9304 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9305 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9307 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9308 New. Factored out of i386_pe_encode_section_info.
9309 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9310 Move check for prior decoration of stdcall
9311 symbols to i386_pe_encode_section_info.
9312 (i386_pe_encode_section_info): Adjust call to
9313 gen_stdcall_or_fastcall_suffix. Use
9314 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9315 (i386_pe_mangle_decl_assembler_name): New. Wrap
9316 i386_pe_maybe_mangle_decl_assembler_name.
9318 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9320 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9321 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9322 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9323 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9324 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9327 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9328 Nigel Stephens <nigel@mips.com>
9329 Richard Sandiford <richard@codesourcery.com>
9331 Fix up MIPS16 hard float and add support for complex.
9333 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9334 (TARGET_SOFT_FLOAT_ABI): New.
9335 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9336 __mips_soft_float to reflect the ABI in use, not whether the
9337 FPU is directly accessible (e.g., in MIPS16 mode).
9338 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9339 (UNITS_PER_FPVALUE): Likewise.
9341 * config/mips/mips.c (mips_expand_call): Remove redundant
9342 TARGET_MIPS16 check.
9343 (mips_arg_regno): New.
9344 (function_arg_advance): When setting bits in cum->fp_code for
9345 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9347 (function_arg): Use mips_arg_regno.
9348 (mips_return_mode_in_fpr_p): New.
9349 (mips16_call_stub_mode_suffix): New.
9350 (mips16_cfun_returns_in_fpr_p): New.
9351 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9352 (mips_output_function_prologue): Test mips16_hard_float, not
9353 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9354 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9355 return value into a floating-point register.
9356 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9357 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9358 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9359 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9360 word of double arguments from or to the high bits of 64-bit
9361 floating point registers.
9362 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9363 (mips16_fpret_double): New helper function.
9364 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9365 support for complex modes. Fill in DECL_RESULT for stubdecl.
9366 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9368 * config/mips/mips16.S
9369 (RET, ARG1, ARG2): New.
9370 (MERGE_GPRf, MERGE_GPRt): New.
9371 (DELAYt, DELAYf): New.
9372 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9373 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9374 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9375 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9376 (SFOP): Renamed to...
9377 (OPSF3): This, and macro-ified. Updated all uses.
9378 (SFOP2): Renamed to...
9379 (OPSF2): This, and macro-ified. Updated all uses.
9380 (SFCMP): Renamed to...
9381 (CMPSF): This, and macro-ified. Updated all uses.
9382 (SFREVCMP): Renamed to...
9383 (REVCMPSF): This, and macro-ified. Updated all uses.
9384 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9385 (LDDBL1, LDDBL2, RETDBL): Deleted.
9386 (DFOP): Renamed to...
9387 (OPDF3): This, and macro-ified. Updated all uses.
9388 (DFOP2): Renamed to...
9389 (OPDF2): This, and macro-ified. Updated all uses.
9390 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9391 (DFCMP): Renamed to...
9392 (CMPDF): This, and macro-ified. Updated all uses.
9393 (DFREVCMP): Renamed to...
9394 (REVCMPDF): This, and macro-ified. Updated all uses.
9395 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9396 (RET_FUNCTION): New.
9397 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9398 (__mips16_ret_sc, __mips16_ret_dc): New.
9399 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9400 STUB_ARGS_6, STUB_ARGS_10): New.
9401 (CALL_STUB_NO_RET): New.
9402 (__mips16_call_stub_1): Macro-ified.
9403 (__mips16_call_stub_5): Macro-ified.
9404 (__mips16_call_stub_2): Macro-ified.
9405 (__mips16_call_stub_6): Macro-ified.
9406 (__mips16_call_stub_9): Macro-ified.
9407 (__mips16_call_stub_10): Macro-ified.
9408 (CALL_STUB_RET): New.
9409 (__mips16_call_stub_sf_0): Macro-ified.
9410 (__mips16_call_stub_sf_1): Macro-ified.
9411 (__mips16_call_stub_sf_5): Macro-ified.
9412 (__mips16_call_stub_sf_2): Macro-ified.
9413 (__mips16_call_stub_sf_6): Macro-ified.
9414 (__mips16_call_stub_sf_9): Macro-ified.
9415 (__mips16_call_stub_sf_10): Macro-ified.
9416 (__mips16_call_stub_df_0): Macro-ified.
9417 (__mips16_call_stub_df_1): Macro-ified.
9418 (__mips16_call_stub_df_5): Macro-ified.
9419 (__mips16_call_stub_df_2): Macro-ified.
9420 (__mips16_call_stub_df_6): Macro-ified.
9421 (__mips16_call_stub_df_9): Macro-ified.
9422 (__mips16_call_stub_df_10): Macro-ified.
9423 (__mips16_call_stub_sc_0): New.
9424 (__mips16_call_stub_sc_1): New.
9425 (__mips16_call_stub_sc_5): New.
9426 (__mips16_call_stub_sc_2): New.
9427 (__mips16_call_stub_sc_6): New.
9428 (__mips16_call_stub_sc_9): New.
9429 (__mips16_call_stub_sc_10): New.
9430 (__mips16_call_stub_dc_0): New.
9431 (__mips16_call_stub_dc_1): New.
9432 (__mips16_call_stub_dc_5): New.
9433 (__mips16_call_stub_dc_2): New.
9434 (__mips16_call_stub_dc_6): New.
9435 (__mips16_call_stub_dc_9): New.
9436 (__mips16_call_stub_dc_10): New.
9438 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9439 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9440 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9442 2007-05-23 Ian Lance Taylor <iant@google.com>
9444 * doc/invoke.texi (Invoking GCC): Document that the order of the
9447 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9450 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9451 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9452 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9456 * config/score/score.c (score_print_operand): Make sure that only
9457 lower bits are used.
9459 2007-05-22 Ian Lance Taylor <iant@google.com>
9461 * tree-vrp.c (avoid_overflow_infinity): New static function,
9462 broken out of set_value_range_to_value.
9463 (set_value_range_to_value): Call avoid_overflow_infinity.
9464 (extract_range_from_assert): Likewise.
9466 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9469 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9470 change the type before looking for a COMPOUND_EXPR.
9472 2007-05-22 Ian Lance Taylor <iant@google.com>
9474 * lower-subreg.c (decompose_multiword_subregs): If we change an
9475 insn, call remove_retval_note on it.
9477 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9479 * regs.h (end_hard_regno): New function.
9480 (END_HARD_REGNO, END_REGNO): New macros.
9481 (add_to_hard_reg_set): New function.
9482 (remove_from_hard_reg_set): Likewise.
9483 (in_hard_reg_set_p): Likewise.
9484 (overlaps_hard_reg_set_p): Likewise.
9485 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9486 (note_btr_set): Use END_HARD_REGNO.
9487 * caller-save.c (setup_save_areas): Use end_hard_regno.
9488 (mark_set_regs): Use END_HARD_REGNO.
9489 (add_stored_regs): Use end_hard_regno.
9490 (mark_referenced_regs): Use add_to_hard_reg_set.
9491 * combine.c (update_table_tick): Use END_REGNO.
9492 (record_value_for_reg): Likewise.
9493 (record_dead_and_set_regs): Likewise.
9494 (get_last_value_validate): Likewise.
9495 (use_crosses_set_p): Likewise.
9496 (reg_dead_at_p_1): Likewise.
9497 (reg_dead_at_p): Likewise.
9498 (mark_used_regs_combine): Use add_to_hard_reg_set.
9499 (move_deaths): Use END_HARD_REGNO.
9500 (reg_bitfield_target_p): Use end_hard_regno.
9501 (distribute_notes): Use END_HARD_REGNO.
9502 * cse.c (mention_regs): Use END_REGNO.
9503 (insert): Use add_to_hard_reg_set.
9504 (invalidate): Use END_HARD_REGNO.
9505 (invalidate_for_call): Likewise.
9506 (exp_equiv_p): Use END_REGNO.
9507 (cse_insn): Likewise.
9508 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9509 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9510 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9511 * function.c (keep_stack_depressed): Use end_hard_regno.
9512 * global.c (global_alloc): Use end_hard_regno.
9513 (global_conflicts): Use add_to_hard_reg_set instead of
9515 (find_reg): Likewise.
9516 (mark_reg_store): Likewise.
9517 (mark_reg_conflicts): Likewise.
9518 (mark_reg_death): Use remove_from_hard_reg_set.
9519 (mark_reg_live_nc): Delete.
9520 (set_preference): Use end_hard_regno.
9521 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9522 remove_from_hard_reg_set.
9523 (post_mark_life): Use add_to_hard_reg_set.
9524 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9525 (reg_becomes_live): Use add_to_hard_reg_set.
9526 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9527 (peep2_find_free_register): Use add_to_hard_reg_set.
9528 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9529 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9530 * regrename.c (note_sets): Use add_to_hard_reg_set.
9531 (clear_dead_regs): Use remove_from_hard_reg_set.
9532 (regrename_optimize): Use add_to_hard_reg_set.
9533 (find_oldest_value_reg): Use in_hard_reg_set_p.
9534 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9535 (hard_reg_set_here_p): Use end_hard_regno.
9536 (decompose): Likewise.
9537 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9538 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9539 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9540 (mark_home_live): Use end_hard_regno.
9541 (spill_hard_reg): Likewise.
9542 (clear_reload_reg_in_use): Likewise.
9543 * reorg.c (delete_prior_computation): Use END_REGNO.
9544 * resource.c (update_live_status): Use END_HARD_REGNO.
9545 (mark_referenced_resources): Use add_to_hard_reg_set.
9546 (mark_set_resources): Likewise.
9547 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9548 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9549 (reg_overlap_mentioned_p): Likewise.
9550 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9551 (covers_regno_no_parallel_p): Use END_REGNO.
9552 (find_regno_note): Likewise.
9553 (find_reg_fusage): Use END_HARD_REGNO.
9554 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9555 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9557 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9559 * mode-switching.c (reg_dies): Change type of second argument to
9561 (optimize_mode_switching): Update accordingly.
9563 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9565 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9567 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9568 (hard_reg_set_empty_p): ...these new functions.
9569 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9570 GO_IF_HARD_REG_SUBSET.
9571 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9572 instead of GO_IF_HARD_REG_EQUAL.
9573 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9574 instead of GO_IF_HARD_REG_EQUAL.
9575 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9576 GO_IF_HARD_REG_SUBSET.
9577 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9578 GO_IF_HARD_REG_EQUAL.
9579 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9580 of GO_IF_HARD_REG_SUBSET.
9581 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9582 instead of GO_IF_HARD_REG_EQUAL.
9583 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9584 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9585 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9586 of GO_IF_HARD_REG_SUBSET,
9587 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9588 GO_IF_HARD_REG_SUBSET.
9589 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9590 instead of GO_IF_HARD_REG_EQUAL.
9591 * config/sh/sh.c (push_regs, calc_live_regs): Use
9592 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9593 (hard_regs_intersect_p): Delete.
9595 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9597 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9599 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9600 Richard Henderson <rth@redhat.com>
9602 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9604 (x86_64-*-*): Likewise.
9606 * i386/i386-modes.def (V2QI): New.
9608 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9610 (override_options): Support SSE4.1.
9611 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9612 (IX86_BUILTIN_BLENDPS): Likewise.
9613 (IX86_BUILTIN_BLENDVPD): Likewise.
9614 (IX86_BUILTIN_BLENDVPS): Likewise.
9615 (IX86_BUILTIN_PBLENDVB128): Likewise.
9616 (IX86_BUILTIN_PBLENDW128): Likewise.
9617 (IX86_BUILTIN_DPPD): Likewise.
9618 (IX86_BUILTIN_DPPS): Likewise.
9619 (IX86_BUILTIN_INSERTPS128): Likewise.
9620 (IX86_BUILTIN_MOVNTDQA): Likewise.
9621 (IX86_BUILTIN_MPSADBW128): Likewise.
9622 (IX86_BUILTIN_PACKUSDW128): Likewise.
9623 (IX86_BUILTIN_PCMPEQQ): Likewise.
9624 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9625 (IX86_BUILTIN_PMAXSB128): Likewise.
9626 (IX86_BUILTIN_PMAXSD128): Likewise.
9627 (IX86_BUILTIN_PMAXUD128): Likewise.
9628 (IX86_BUILTIN_PMAXUW128): Likewise.
9629 (IX86_BUILTIN_PMINSB128): Likewise.
9630 (IX86_BUILTIN_PMINSD128): Likewise.
9631 (IX86_BUILTIN_PMINUD128): Likewise.
9632 (IX86_BUILTIN_PMINUW128): Likewise.
9633 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9634 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9635 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9636 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9637 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9638 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9639 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9640 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9641 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9642 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9643 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9644 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9645 (IX86_BUILTIN_PMULDQ128): Likewise.
9646 (IX86_BUILTIN_PMULLD128): Likewise.
9647 (IX86_BUILTIN_ROUNDPD): Likewise.
9648 (IX86_BUILTIN_ROUNDPS): Likewise.
9649 (IX86_BUILTIN_ROUNDSD): Likewise.
9650 (IX86_BUILTIN_ROUNDSS): Likewise.
9651 (IX86_BUILTIN_PTESTZ): Likewise.
9652 (IX86_BUILTIN_PTESTC): Likewise.
9653 (IX86_BUILTIN_PTESTNZC): Likewise.
9654 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9655 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9656 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9657 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9658 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9660 (bdesc_sse_3arg): Likewise.
9661 (bdesc_2arg): Likewise.
9662 (bdesc_1arg): Likewise.
9663 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9665 (ix86_expand_sse_4_operands_builtin): New.
9666 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9667 smaller than 8 bits as the 2nd arg.
9668 (ix86_expand_sse_ptest): New.
9669 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9670 (ix86_expand_vector_set): Support SSE4.1.
9671 (ix86_expand_vector_extract): Likewise.
9673 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9674 __SSE4_1__ for -msse4.1.
9676 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9677 (UNSPEC_INSERTPS): Likewise.
9678 (UNSPEC_DP): Likewise.
9679 (UNSPEC_MOVNTDQA): Likewise.
9680 (UNSPEC_MPSADBW): Likewise.
9681 (UNSPEC_PHMINPOSUW): Likewise.
9682 (UNSPEC_PTEST): Likewise.
9683 (UNSPEC_ROUNDP): Likewise.
9684 (UNSPEC_ROUNDS): Likewise.
9686 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9688 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9689 (const_pow2_1_to_32768_operand): Likewise.
9691 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9694 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9696 (sse4_1_insertps): Likewise.
9697 (*sse4_1_extractps): Likewise.
9698 (sse4_1_ptest): Likewise.
9699 (sse4_1_mulv2siv2di3): Likewise.
9700 (*sse4_1_mulv4si3): Likewise.
9701 (*sse4_1_smax<mode>3): Likewise.
9702 (*sse4_1_umax<mode>3): Likewise.
9703 (*sse4_1_smin<mode>3): Likewise.
9704 (*sse4_1_umin<mode>3): Likewise.
9705 (sse4_1_eqv2di3): Likewise.
9706 (*sse4_1_pinsrb): Likewise.
9707 (*sse4_1_pinsrd): Likewise.
9708 (*sse4_1_pinsrq): Likewise.
9709 (*sse4_1_pextrb): Likewise.
9710 (*sse4_1_pextrb_memory): Likewise.
9711 (*sse4_1_pextrw_memory): Likewise.
9712 (*sse4_1_pextrq): Likewise.
9713 (sse4_1_blendpd): Likewise.
9714 (sse4_1_blendps): Likewise.
9715 (sse4_1_blendvpd): Likewise.
9716 (sse4_1_blendvps): Likewise.
9717 (sse4_1_dppd): Likewise.
9718 (sse4_1_dpps): Likewise.
9719 (sse4_1_movntdqa): Likewise.
9720 (sse4_1_mpsadbw): Likewise.
9721 (sse4_1_packusdw): Likewise.
9722 (sse4_1_pblendvb): Likewise.
9723 (sse4_1_pblendw): Likewise.
9724 (sse4_1_phminposuw): Likewise.
9725 (sse4_1_extendv8qiv8hi2): Likewise.
9726 (*sse4_1_extendv8qiv8hi2): Likewise.
9727 (sse4_1_extendv4qiv4si2): Likewise.
9728 (*sse4_1_extendv4qiv4si2): Likewise.
9729 (sse4_1_extendv2qiv2di2): Likewise.
9730 (*sse4_1_extendv2qiv2di2): Likewise.
9731 (sse4_1_extendv4hiv4si2): Likewise.
9732 (*sse4_1_extendv4hiv4si2): Likewise.
9733 (sse4_1_extendv2hiv2di2): Likewise.
9734 (*sse4_1_extendv2hiv2di2): Likewise.
9735 (sse4_1_extendv2siv2di2): Likewise.
9736 (*sse4_1_extendv2siv2di2): Likewise.
9737 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9738 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9739 (sse4_1_zero_extendv4qiv4si2): Likewise.
9740 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9741 (sse4_1_zero_extendv2qiv2di2): Likewise.
9742 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9743 (sse4_1_zero_extendv4hiv4si2): Likewise.
9744 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9745 (sse4_1_zero_extendv2hiv2di2): Likewise.
9746 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9747 (sse4_1_zero_extendv2siv2di2): Likewise.
9748 (*sse4_1_zero_extendv2siv2di2): Likewise.
9749 (sse4_1_roundpd): Likewise.
9750 (sse4_1_roundps): Likewise.
9751 (sse4_1_roundsd): Likewise.
9752 (sse4_1_roundss): Likewise.
9753 (mulv4si3): Don't expand for SSE4.1.
9754 (smax<mode>3): Likewise.
9755 (umaxv4si3): Likewise.
9756 (uminv16qi3): Likewise.
9757 (umin<mode>3): Likewise.
9758 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9760 * doc/extend.texi: Document SSE4.1 built-in functions.
9762 * doc/invoke.texi: Document -msse4.1.
9764 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9766 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9767 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9768 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9769 (ASM_SPEC): Add asm_pcrel_spec.
9770 (EXTRA_SPECS): Add asm_pcrel_spec.
9772 2007-05-21 David Daney <ddaney@avtrex.com>
9774 * doc/install.texi (Building a cross compiler): Add requirements
9775 for Java cross compiler.
9777 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9780 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9781 Add loopno argument. Use evolution_function_is_invariant_rec_p
9782 instead of evolution_function_is_constant_p.
9783 Update calls to evolution_function_is_affine_multivariate_p.
9784 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9785 Add loopno argument.
9786 * tree-scalar-evolution.c (gather_chrec_stats): Call
9787 evolution_function_is_affine_multivariate_p with a loop
9789 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9790 (analyze_overlapping_iterations): Likewise.
9791 (access_functions_are_affine_or_constant_p): Likewise.
9792 (build_classic_dist_vector_1): If the access functions
9793 are equal, don't do anything.
9795 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9796 Paolo Carlini <pcarlini@suse.de>
9797 Uros Bizjak <ubizjak@gmail.com>
9799 * c-cppbuiltin.c (c_cpp_builtins): Define
9800 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9801 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9802 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9803 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9805 2007-05-21 Mike Stump <mrs@apple.com>
9807 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9809 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9811 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9813 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9814 implementation if __OPTIMIZE__ is not defined.
9815 (_mm_alignr_pi8): Ditto.
9816 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9817 (_mm_inserti_si64): Ditto.
9818 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9819 (_mm_slli_epi16): Ditto.
9820 (_mm_slli_epi32): Ditto.
9821 (_mm_slli_epi64): Ditto.
9822 (_mm_srai_epi16): Ditto.
9823 (_mm_srai_epi32): Ditto.
9824 (_mm_srli_si128): Ditto.
9825 (_mm_slli_si128): Ditto.
9826 (_mm_srli_epi16): Ditto.
9827 (_mm_srli_epi32): Ditto.
9828 (_mm_srli_epi64): Ditto.
9829 (_mm_extract_epi16): Ditto.
9830 (_mm_insert_epi16): Ditto.
9831 (_mm_shufflehi_epi16): Ditto.
9832 (_mm_shufflelo_epi16): Ditto.
9833 (_mm_shuffle_epi32): Ditto.
9834 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9836 (_mm_insert_pi16): Ditto.
9838 (_mm_shuffle_pi16): Ditto.
9840 (_mm_shufle_ps): Ditto.
9841 (_mm_prefetch): Ditto.
9843 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9845 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9846 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9847 * real.c (encode_i370_single, decode_i370_single,
9848 encode_i370_double, decode_i370_double): Functions removed.
9849 (i370_single_format, i370_double_format): Initializations removed.
9850 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9851 Consider the log2_b field to always be one.
9852 (ieee_single_format, mips_single_format, coldfire_single_format,
9853 ieee_double_format, mips_double_format, coldfire_double_format,
9854 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9855 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9856 ibm_extended_format, mips_extended_format, ieee_quad_format,
9857 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9858 decimal_single_format, decimal_double_format, decimal_quad_format,
9859 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9860 initialization of log2_b.
9861 * real.h (i370_single_format, i370_double_format): Declarations
9863 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9864 field to always be one.
9866 2007-05-21 Andreas Schwab <schwab@suse.de>
9868 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9869 NOTE_INSN_BASIC_BLOCK_P.
9870 (process_for_unwind_directive): Likewise.
9872 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9874 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9875 * function.h (struct function): Move va_list_gpr_size,
9876 va_list_fpr_size, function_frequency to front of bitfields. Add
9878 (current_function_calls_unwind_init): New.
9879 * except.c (expand_builtin_unwind_init): Set
9880 current_function_calls_unwind_init not
9881 current_function_has_nonlocal_label.
9882 * reload1.c (has_nonexceptional_receiver): New.
9883 (reload): Use it and current_function_calls_unwind_init to
9884 determine whether call-saved regs must be saved.
9886 2007-05-20 Jan Hubicka <jh@suse.cz>
9888 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9889 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9890 * ddg.c (create_ddg): LIkewise.
9891 * final.c (final): Remove hunk moving line number notes around since
9892 they are no longer present at this stage.
9893 (final_scan_insn): Use NOTE_KIND instead of
9894 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9895 (output_asm_label): Likewise.
9896 * reorg.c (dbr_schedule): Likewise.
9897 * haifa-sched.c (unlink_other_notes): Likewise.
9898 * mode-switching.c (optimize_mode_switching): Likewise.
9899 * graph.c (start_bb): Likewise.
9900 * rtl.def (NOTE): Update description.
9901 * jump.c (squeeze_notes): Delete.
9902 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9903 NOTE_INSN_BASIC_BLOCK_P when possible.
9904 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9905 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9906 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9907 (dwarf2out_var_location): Likewise.
9908 * cfgbuild.c (make_edges): Likewise.
9909 (find_basic_blocks_1): Likewise.
9910 * function.c (reorder_blocks_1): Likewise.
9911 (epilogue_done): Likewise.
9912 (reposition_prologue_and_epilogue_notes): Likewise.
9913 * print-rtl.c (print_rtx): Likewise; drop code for printing
9915 (print_rtl): Likewise.
9916 (print_rtl_single): Likewise.
9917 * gcse.c (insert_insn_start_bb): Likewise.
9918 * alias.c (init_alias_analysis): Likewise.
9919 * calls.c (fixup_tail_calls): Likewise.
9920 * except.c (sjlj_emit_function_enter): Likewise.
9921 * emit-rtl.c (add_insn_after): Likeiwse.
9922 (emit_label_before): Likewise.
9923 (emit_label_after): Likewise.
9924 (emit_note_before, emit_note_after, emit_note): Update
9925 parameter to be enum insn_note; do not deal with source
9927 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9928 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9930 (merge_blocks_move_successor_nojumps): Simplify now when
9931 we don't have BLOCK notes.
9932 (try_optimize_cfg): Likewise.
9933 * cfglayout.c (skip_insns_after_block): Likewise.
9934 (record_effective_endpoints): Likewise.
9935 (duplicate_insn_chain): Likewise.
9936 * varasm.c (output_constant_pool_1): Likewise.
9937 * sched-deps.c (sched_analyze): Likewise.
9938 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9940 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9941 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9942 (SET_INSN_DELETED): Simplify.
9943 (NOTE_LINE_NUMBER): Exterminate.
9944 (NOTE_LINE_KIND): New.
9945 (NOTE_INSN_BASIC_BLOCK_P): Update.
9946 (enum insn_note): Simplify.
9947 (GET_NOTE_INSN_NAME) Simplify.
9948 (emit_note_before, emit_note_after, emit_note): Update prototype.
9949 (squeeze_notes): Remove.
9950 * sched-int.h (NOTE_NOT_BB_P): Update.
9951 * resource.c (mark_target_live_regs): Update.
9952 * sched-rgn.c (debug_dependencies): Update.
9953 * sched-vis.c (print_insn): Update.
9954 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9955 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9956 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9957 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9958 (split_branches): Update.
9959 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9961 (sh_adjust_unroll_max): Exterminate.
9962 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9963 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9964 (m68hc11_reorg): Likewise.
9965 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9966 (emit_predicate_relation_info): Update.
9967 (process_for_unwind_directive): Update.
9968 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9969 (output_call): Update.
9970 * config/pa/pa.c (output_lbranch): Update.
9971 (output_millicode_call): Update.
9972 (output_call): Update.
9973 (pa_combine_instructions): Update.
9974 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9975 * config/bfin/bfin.c (gen_one_bundle): Update.
9976 * cfgrtl.c (can_delete_note_p): Update.
9977 (delete_insn): Update.
9978 (rtl_merge_blocks): Update.
9979 (commit_one_edge_insertion): Update.
9980 (rtl_verify_flow_info): Update.
9981 * stmt.c (expand_case): Do not call squeeze_notes.
9983 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9990 * c.opt (Wtype-limits): New.
9991 * doc/invoke.texi (Wtype-limits): Document it.
9992 (Wextra): Enabled by -Wextra.
9993 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9994 * c-common.c (shorten_compare): Warn with Wtype-limits.
9996 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9998 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9999 inlined function, not as a macro.
10000 (_mm_alignr_pi8): Ditto.
10001 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10002 (_mm_inserti_si64): Ditto.
10003 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10004 (_mm_extract_epi16): Ditto.
10005 (_mm_insert_epi16): Ditto.
10006 (_mm_shufflehi_epi16): Ditto.
10007 (_mm_shufflelo_epi16): Ditto.
10008 (_mm_shuffle_epi32): Ditto.
10009 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10010 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10012 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10014 (_m_to_float): Use C89 compatible assignment.
10016 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10019 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10021 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10024 * doc/invoke.texi (Wreturn-type): Complete description.
10025 (Wextra): Delete item about return-type warning.
10026 * c-decl.c: Delete redundant Wextra warning.
10028 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10031 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10032 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10033 inlined function, not as a macro.
10034 (_mm_prefetch): Ditto.
10035 (_m_pextrw): Ditto.
10036 (_mm_insert_pi16): Ditto.
10037 (_m_pinsrw): Ditto.
10038 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10039 (_m_pshufw): Ditto. Add const to __N argument.
10040 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10041 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10042 (_mm_slli_epi32): Ditto.
10043 (_mm_srli_si128): Implement as always inlined function, not as a
10044 macro. Add __inline to function declaration.
10045 (_mm_slli_si128): Ditto.
10047 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10049 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10050 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10052 (struct fenv): New structure.
10053 (FP_HANDLE_EXCEPTIONS): New define.
10054 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10055 (_FP_DECL_EXP): New define.
10056 (FP_INIT_ROUNDMODE): New define.
10057 (FP_ROUNDMODE): New define.
10059 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10061 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10062 (Wconversion): Update description.
10063 (Wconversion-sign): New.
10064 * c.opt (Wconversion-sign): New.
10065 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10066 means disabled for C++. Otherwise, take the status of Wconversion.
10067 * c-common.c (conversion_warning): Warn with either Wconversion or
10069 (warnings_for_convert_and_check): Conditions are already checked by
10070 conversion_warning.
10071 (convert_and_check): Don't check warnings if the conversion failed.
10073 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10074 Anatoly Sokolov <aesok@dol.ru>
10076 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10077 avr_epilogue_uses) : Add declaration.
10078 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10079 * config/avr/constraints.md (R): New constraint.
10080 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10081 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10082 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10083 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10084 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10085 call_prologue_saves, epilogue_restores, return_from_epilogue,
10086 return_from_main_epilogue, return_from_interrupt_epilogue,
10087 return_from_naked_epilogue, prologue, epilogue): New patterns.
10088 (jump): Handle symbol reference.
10089 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10090 avr_output_function_prologue, avr_output_function_epilogue): Remove
10092 (avr_init_machine_status, expand_prologue, expand_epilogue,
10093 avr_asm_function_end_prologue, avr_epilogue_uses,
10094 avr_asm_function_begin_epilogue): New functions.
10095 (prologue_size, epilogue_size, jump_tables_size): Remove global
10097 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10098 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10099 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10100 (avr_override_options): Initialise init_machine_status.
10101 (output_movhi): Handle all stack pointer loads.
10102 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10103 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10104 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10105 (EPILOGUE_USES) Redefine.
10106 (machine_function) Declare.
10108 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10110 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10111 Use a single return statement.
10113 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10115 PR middle-end/30250
10116 * builtins.c (do_mpfr_lgamma_r): New.
10117 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10118 * tree.h (CASE_FLT_FN_REENT): New.
10120 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10122 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10123 (output_die): Use 'unsigned long' with %x.
10124 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10125 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10126 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10128 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10130 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10135 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10136 true if function has no argument.
10138 2007-05-18 DJ Delorie <dj@redhat.com>
10140 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10141 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10143 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10145 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10146 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10147 count_trailing_zeros.
10148 (__i386__): Implement count_leading_zeros using __builtin_clz().
10149 Implement count_trailing_zeros usign __builtin_ctz().
10151 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10153 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10155 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10157 PR middle-end/31344
10158 * expr.c (emit_move_change_mode): Change mode of push operands here.
10160 2007-05-17 Ian Lance Taylor <iant@google.com>
10162 PR tree-optimization/31953
10163 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10164 Change all callers.
10165 (set_value_range_to_null): Call set_value_range_to_value.
10166 (extract_range_from_comparison): Likewise.
10168 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10170 * toplev.c (print_version): Output GMP/MPFR version info.
10172 * builtins.c (CASE_MATHFN_REENT): New macro.
10173 (mathfn_built_in): Use it.
10174 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10175 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10176 BUILT_IN_LGAMMAL_R): New.
10177 * doc/extend.texi: Document new builtins.
10179 PR middle-end/31796
10180 * builtins.c (do_mpfr_remquo): New.
10181 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10182 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10184 PR middle-end/30251
10185 * builtins.c (fold_builtin_1): Handle y0, y1.
10186 (fold_builtin_2): Handle yn.
10188 PR middle-end/30251
10189 * builtins.c (do_mpfr_bessel_n): New.
10190 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10191 (fold_builtin_2): Handle BUILT_IN_JN.
10193 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10196 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10197 TYPE_PRECISION (intmax_type_node).
10199 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10202 * reload.c (subst_reloads): Remove checking.
10204 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10206 PR rtl-optimization/31691
10207 * combine.c (simplify_set): Build a new src pattern instead of
10208 substituting its operands in the COMPARE case.
10210 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10212 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10213 (execute_vrp): Preserve loops through jump threading.
10214 * tree-ssa-threadupdate.c (thread_single_edge,
10215 dbds_continue_enumeration_p, determine_bb_domination_status,
10216 thread_through_loop_header): New functions.
10217 (create_edge_and_update_destination_phis,
10218 create_edge_and_update_destination_phis): Set loops for the new blocks.
10219 (prune_undesirable_thread_requests): Removed.
10220 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10222 (thread_block): Do not call prune_undesirable_thread_requests.
10224 (mark_threaded_blocks): Select edges to thread here.
10225 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10226 Thread edges through loop headers independently.
10227 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10228 * tree-pass.h (TODO_mark_first_instance): New.
10229 (first_pass_instance): Declare.
10230 * cfghooks.c (duplicate_block): Put the block to the original loop
10231 if copy is not specified.
10232 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10233 jump threading. Pass may_peel_loop_headers to
10234 thread_through_all_blocks according to first_pass_instance.
10235 * cfgloop.h (create_preheader): Declare.
10236 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10237 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10238 * passes.c (first_pass_instance): New variable.
10239 (next_pass_1): Set TODO_mark_first_instance.
10240 (execute_todo): Set first_pass_instance.
10242 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10244 PR tree-optimization/24659
10245 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10246 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10247 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10248 OTI_vec_pack_ufix_trunc.
10249 (vec_unpacks_float_hi_optab): Define new macro.
10250 (vec_unpacks_float_lo_optab): Ditto.
10251 (vec_unpacku_float_hi_optab): Ditto.
10252 (vec_unpacku_float_lo_optab): Ditto.
10253 (vec_pack_sfix_trunc_optab): Ditto.
10254 (vec_pack_ufix_trunc_optab): Ditto.
10255 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10256 and vec_pack_[s|u]fix_trunc_optab using
10257 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10258 * tree-vectorizer.c (supportable_widening_operation): Handle
10259 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10260 (supportable_narrowing_operation): New function.
10261 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10262 * tree-vect-transform.c (vectorizable_conversion): Handle
10263 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10264 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10265 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10266 to check for target support.
10267 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10268 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10269 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10270 for VEC_PACK_FIX_TRUNC_EXPR.
10271 (expand_binop): Special case mode of the result for
10272 vec_pack_[u|s]fix_trunc_optab.
10273 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10274 vec_pack_[u|s]fix_trunc_optab.
10276 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10277 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10278 * tree-pretty-print.c (dump_generic_node): Handle
10279 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10280 VEC_PACK_FIX_TRUNC_EXPR.
10282 * expr.c (expand_expr_real_1): Ditto.
10283 * tree-inline.c (estimate_num_insns_1): Ditto.
10284 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10286 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10287 (vec_unpacks_float_lo_v8hi): Ditto.
10288 (vec_unpacku_float_hi_v8hi): Ditto.
10289 (vec_unpacku_float_lo_v8hi): Ditto.
10290 (vec_unpacks_float_hi_v4si): Ditto.
10291 (vec_unpacks_float_lo_v4si): Ditto.
10292 (vec_pack_sfix_trunc_v2df): Ditto.
10294 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10296 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10297 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10298 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10299 [vec_pack_ufix_trunc]: Ditto.
10300 [vec_unpacks_float_hi]: Ditto.
10301 [vec_unpacks_float_lo]: Ditto.
10302 [vec_unpacku_float_hi]: Ditto.
10303 [vec_unpacku_float_lo]: Ditto.
10305 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10307 * soft-fp/README: Update for new files.
10308 * soft-fp/floattisf.c: New file.
10309 * soft-fp/floattidf.c: New file.
10310 * soft-fp/floattitf.c: New file.
10311 * soft-fp/floatuntisf.c: New file.
10312 * soft-fp/floatuntidf.c: New file.
10313 * soft-fp/floatuntitf.c: New file.
10314 * soft-fp/fixsfti.c: New file.
10315 * soft-fp/fixdfti.c: New file.
10316 * soft-fp/fixtfti.c: New file.
10317 * soft-fp/fixunssfti.c: New file.
10318 * soft-fp/fixunsdfti.c: New file.
10319 * soft-fp/fixunstfti.c: New file.
10320 * soft-fp/extendxftf.c: New file.
10321 * soft-fp/trunctfxf.c: New file.
10323 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10324 (__trunctfxf2): Ditto.
10326 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10327 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10328 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10329 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10330 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10331 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10333 * config/i386/t-fprules-softfp64: New file.
10334 * config/i386/sfp-machine.h: New file.
10335 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10336 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10337 and soft-fp/t-softfp to tmake_file.
10338 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10339 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10341 * config/i386/t-linux64 (softfp_wrap_start): New.
10342 (softfp_wrap_end): New.
10343 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10344 supported for TARGET_64BIT.
10346 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10348 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10349 c_common_unsigned_type behavior.
10351 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10353 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10356 2007-05-16 Eric Christopher <echristo@apple.com>
10358 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10359 saving after stack push. Set sp_offset whenever we push.
10360 (rs6000_emit_epilogue): Move altivec register restore before
10363 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10365 * configure.ac: Allow sysroots to be relocated under $prefix as
10366 well as $exec_prefix.
10367 * configure: Regenerate.
10369 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10373 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10375 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10376 (gcc_tooldir): Likewise.
10377 * configure: Regenerate.
10378 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10379 old configure.ac gcc_tooldir setting.
10380 (prefix_to_exec_prefix): New variable.
10381 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10382 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10384 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10386 * c-typeck.c (build_binary_op): Return early for error.
10388 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10390 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10391 struct nb_iter_bound.
10392 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10393 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10394 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10395 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10396 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10397 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10398 (del_scev_info): Use ggc_free.
10399 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10400 * loop-init.c: Include ggc.h.
10401 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10402 (loop_optimizer_finalize): Use ggc_free.
10403 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10404 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10405 pass_iv_optimize): Add TODO_ggc_collect.
10406 * function.h (struct function): Remove skip marker from
10408 * cfgloop.c: Include ggc.h.
10409 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10411 (establish_preds): Vector superloops is gc allocated.
10412 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10414 (flow_loops_find): Vector larray is gc allocated.
10415 (loop_exit_free): Use ggc_free.
10416 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10417 that head of exits list is now not a part of struct loop.
10418 (record_loop_exits): Allocate exits table in gc memory.
10419 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10420 that head of exits list is now not a part of struct loop.
10421 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10422 struct loop_exit): Add GTY marker.
10423 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10424 Add skip marker to aux field. Make head of exits list a separate
10426 (struct loops): Add GTY marker. Make larray vector gc allocated.
10427 Add param marker to exits table.
10428 (get_loops): Type changed.
10429 * Makefile.in (tree-scalar-evolution.o): Add
10430 gt-tree-scalar-evolution.h dependency.
10431 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10432 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10433 * basic-block.h (struct basic_block_def): Remove skip marker from
10436 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10438 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10439 of 0 in the call to expand_expr().
10440 (expand_builtin_mathfn_3): Ditto.
10441 (expand_builtin_interclass_mathfn): Ditto.
10442 (expand_builtin_cexpi): Ditto.
10443 (expand_builtin_int_roundingfn): Ditto.
10444 (expand_builtin_int_roundingfn_2): Ditto.
10445 (expand_builtin_pow): Ditto.
10446 (expand_builtin_powi): Ditto.
10447 (expand_builtin_bswap): Ditto.
10448 (expand_builtin_unop): Ditto.
10449 (expand_builtin_fabs): Ditto.
10450 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10451 the call to expand_expr().
10452 (expand_builtin_sync_operation): Ditto.
10453 (expand_builtin_compare_and_swap): Ditto.
10454 (expand_builtin_lock_test_and_set): Ditto.
10455 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10456 instead of 0 in the call to expand_expr().
10457 (expand_builtin_extract_return_addr): Ditto.
10458 (expand_builtin_eh_return): Ditto.
10459 (expand_eh_return): Ditto.
10460 * explow.c (expr_size): Ditto.
10461 * expr.c (optimize_bitfield_assignment_op): Ditto.
10462 (expand_assignement): Ditto.
10463 (store_expr): Ditto.
10464 (store_field): Ditto.
10465 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10466 the call to expand_expr().
10467 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10468 in the call to expand_expr().
10469 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10470 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10471 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10473 * optabs.c (expand_vec_shift_expr): Ditto.
10474 (expand_vec_cond_expr): Ditto.
10475 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10476 call to expand_expr().
10477 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10478 in the call to expand_expr().
10480 2007-05-14 Dave Korn <dave.korn@artimi.com>
10482 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10484 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10486 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10487 instead of c_common_unsigned_type.
10488 (c_common_unsigned_type): Remove.
10489 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10490 c_common_unsigned_type.
10491 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10492 c_common_unsigned_type.
10493 * c-common.h (c_common_unsigned_type): Remove.
10494 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10495 c_common_unsigned_type.
10496 * c-format.c (check_format_types): Use unsigned_type_for instead of
10497 c_common_unsigned_type.
10498 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10499 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10500 of c_common_unsigned_type.
10501 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10502 lang_hooks.types.unsigned_type.
10503 * expmed.c (make_tree): Use unsigned_type_for instead of
10504 lang_hooks.types.unsigned_type.
10505 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10506 lang_hooks.types.unsigned_type.
10507 (build_range_check): Likewise.
10508 (fold_unary): Likewise.
10509 (fold_binary): Likewise.
10510 (fold_ternary): Likewise.
10511 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10512 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10513 * tree.c (get_unsigned_type): New.
10514 (unsigned_type_for): Use get_unsigned_type instead of
10515 lang_hooks.types.unsigned_type.
10517 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10519 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10520 to m68k_get_function_kind. Update its prototype.
10521 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10523 (m68k_interrupt_function_p): Return enum m68k_function_type
10524 instead of bool. Rename to m68k_get_function_kind.
10525 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10526 target is not fido.
10527 (m68k_compute_frame_layout): Don't mark any register for save
10528 if an interrupt_thread attribute is specified.
10529 (m68k_hard_regno_rename_ok): Update a use of
10530 m68k_interrupt_function_p.
10531 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10532 m68k_interrupt_function_p.
10533 (m68k_function_type): New.
10534 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10535 for a function with an interrupt_thread attribute.
10536 * doc/extend.texi: Document the interrupt_thread attribute.
10538 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10540 Fix PR tree-optimization/31911
10541 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10542 if they didn't change the expression.
10544 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10546 * tree-scalar-evolution.c (resolve_mixers): Exported.
10547 * tree-scalar-evolution.h (resolve_mixers): Declare.
10548 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10549 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10550 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10551 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10552 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10553 strip_conversion, analyze_offset_expr, address_analysis,
10554 object_analysis, analyze_offset): Removed.
10555 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10556 split_constant_offset, canonicalize_base_object_address,
10557 object_address_invariant_in_loop_p, disjoint_objects_p,
10558 dr_may_alias_p, dr_address_invariant_p): New functions.
10559 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10560 and dr_analyze_alias.
10561 (initialize_data_dependence_relation): Use dr_may_alias_p
10562 and object_address_invariant_in_loop_p.
10563 (compute_self_dependence): Handle the case when
10564 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10565 (find_data_references_in_stmt): Restrict the analysis of data
10566 references to the given loop nest.
10567 (find_data_references_in_loop): Made static. Pass loop nest to
10568 find_data_references_in_stmt.
10569 (compute_data_dependences_for_loop): Use DR_VOPS.
10570 (free_data_ref): Free DR_VOPS.
10571 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10572 (struct innermost_loop_behavior): ... new.
10573 (struct base_object_info): Replaced by ...
10574 (struct indices): ... new.
10575 (struct dr_alias): New.
10576 (enum data_ref_type): Removed.
10577 (struct data_reference): Consist of struct innermost_loop_behavior,
10578 struct indices and struct dr_alias.
10579 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10580 (DR_MEMTAG): Renamed to ...
10581 (DR_SYMBOL_TAG): ... this.
10582 (find_data_references_in_loop): Declaration removed.
10583 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10584 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10585 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10586 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10588 2007-05-13 Revital Eres <eres@il.ibm.com>
10590 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10591 which walks virtual def-use chains to find redundant stores.
10592 (dse_optimize_stmt): Call it.
10594 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10596 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10597 * passes.c (init_optimization_passes): Move pass_jump_bypass
10600 * basic-block.h (bb_has_eh_pred): Fix style issue.
10602 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10604 PR rtl-optimization/31848
10605 * loop-invariant.c (move_invariant_reg): If we move an insn
10606 with a REG_EQUAL note, and that insn is not always executed,
10607 remove the REG_EQUAL note.
10609 2007-05-12 Richard Guenther <rguenther@suse.de>
10611 PR tree-optimization/31797
10612 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10613 propagate into a stmt that has volatile ops.
10615 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10617 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10618 (gcc_tooldir): Likewise.
10619 * configure: Regenerate.
10620 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10621 old configure.ac gcc_tooldir setting.
10622 (prefix_to_exec_prefix): New variable.
10623 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10624 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10626 2007-05-11 Silvius Rus <rus@google.com>
10628 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10629 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10630 * c-common.h (strict_aliasing_warning): Change return type.
10631 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10632 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10633 (build_c_cast): Condition call to strict_aliasing_warning.
10634 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10635 * flags.h (set_Wstrict_aliasing): Declare.
10636 * opts.c (set_Wstrict_alising): Define, add call to.
10637 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10638 * tree-ssa-alias-warnings.c: New file.
10639 * tree-ssa-alias.c (compute_may_aliases): Add call to
10640 strict_aliasing_warning_backend.
10642 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10644 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10645 Use loop_depth and loop_outer accessor functions.
10646 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10647 determine_invariantness_stmt, move_computations_stmt): Ditto.
10648 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10649 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10650 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10651 * tree-scalar-evolution.c (interpret_loop_phi,
10652 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10653 instantiate_parameters_1, scev_const_prop): Ditto.
10654 * cfghooks.c (make_forwarder_block): Ditto.
10655 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10656 * modulo-sched.c (loop_canon_p): Ditto.
10657 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10658 slpeel_can_duplicate_loop_p): Ditto.
10659 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10660 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10661 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10662 cancel_loop, verify_loop_structure): Ditto.
10663 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10664 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10665 superloops vector instead of "pred" array.
10666 (establish_preds): Take father loop as an argument. Initialize the
10668 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10669 Do not initialize loop->outer.
10670 (flow_loop_tree_node_remove): Truncate the superloops vector.
10671 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10672 "pred" merged to "superloops" vector.
10673 (loop_depth, loop_outer): New.
10674 (fel_init): Use loop_outer.
10676 2007-05-11 Jan Hubicka <jh@suse.cz>
10678 * cgraphunit.c: Include gt-cgraphunit.h
10679 (static_ctors, static_dtors): New static vars.
10680 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10681 based on implementation in c-common.c
10682 (cgraph_finalize_function): Call record_cdtor_fn.
10683 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10684 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10685 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10686 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10687 build_cdtor, c_build_cdtor_fns): Remove.
10688 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10689 c_build_cdtor_fns): Remove prototype.
10691 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10694 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10695 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10696 * builtins.c (fold_builtin_memchr): New.
10697 (expand_builtin_memchr): Call the latter.
10698 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10699 * doc/extend.texi ([Other built-in functions provided by GCC]):
10702 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10704 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10705 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10706 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10707 PFPO_OP1_TYPE_SHIFT): Constants added.
10708 (DFP_ALL): Mode macro defined.
10709 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10710 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10711 Insn definitions added.
10712 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10713 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10716 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10718 PR tree-optimization/31885
10719 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10720 NULL_TREE to be undetermined.
10721 (automatically_generated_chrec_p): Return false for NULL.
10723 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10725 * config/bfin/bfin.h (MOVE_RATIO): Define.
10727 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10729 * config.gcc (sparc-wrs-vxworks): New target.
10730 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10731 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10732 * config/sparc/sparc.h: Include vxworks-dummy.h.
10733 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10734 include LABEL_REFs too.
10735 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10736 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10738 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10740 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10741 (sparc_emit_call_insn): New function.
10742 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10743 functions when generating VxWorks PIC.
10744 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10745 (call, call_value): Use sparc_emit_call_insn instead of
10748 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10750 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10752 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10754 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10755 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10756 split_double instead of operand_subword.
10758 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10760 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10761 * config/bfin/bfin.c (bfin_local_alignment): New function.
10762 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10764 2007-05-08 Chao-ying Fu <fu@mips.com>
10766 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10767 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10768 (smsub_widen_optab, umsub_widen_optab): Define.
10769 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10771 * genopinit.c (optabs): Fill in smsub_widen_optab and
10773 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10774 and umsub_widen_optab to implement multiply-subtract sequences.
10775 * config/mips/mips.md (*msac<u>_di): Rename to...
10776 (<u>msubsidi4): ...this. Extend condition to include
10777 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10778 of operand 0 to "ka" and use the three-operand form of msub<u>
10780 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10783 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10785 PR rtl-optimization/28011
10786 * reload.c (push_reload): Set dont_share if IN appears in OUT
10787 also when IN is a PLUS rtx.
10788 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10791 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10793 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10794 call unshare_all_decls.
10795 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10796 (unshare_all_decls): Remove.
10798 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10801 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10804 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10805 Nigel Stephens <nigel@mips.com>
10807 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10808 Update comments and all uses.
10809 (MIN_FPRS_PER_FMT): Define.
10810 * config/mips/mips.c (function_arg): Fix to correctly handle
10811 the -mips32r2 -mfp64 -mabi=32 case.
10812 (override_options): Enable use of odd-numbered registers for
10813 SFmode values on MIPS32.
10814 (mips_save_reg_p): Save whole floating-point register pair if
10815 either half is used.
10816 (compute_frame_size): Fix comment.
10818 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10820 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10821 argument of type bool.
10822 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10823 argument. Safely select temporary P register according to it.
10824 (do_link): Change call site of add_to_reg accordingly.
10825 (do_unlink): Add epilogue_p as a fourth argument and pass it
10827 (expand_interrupt_handler_epilogue): Change call of do_unlink
10829 (bfin_expand_prologue): Add a third argument sibcall_p.
10830 * config/bfin/bfin.md (epilogue): Change call of
10831 bfin_expand_epilogue accordingly.
10832 (sibcall_epilogue): Likewise.
10833 (eh_return_internal): Likewise.
10835 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10836 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10837 * config/bfin/bfin.c (bfin_handle_option): Handle
10838 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10839 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10840 Support bf534, bf536 and bf561.
10841 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10843 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10846 * config/i386/i386.c (ix86_function_regparm): Process local
10847 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10849 2007-05-07 Mike Stump <mrs@apple.com>
10851 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10852 also checks for and while statements in C++.
10854 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10856 * gcc.c (at_file_supplied): New variable.
10857 (main): Set it if we expanded argv.
10858 (do_spec_1): Pass an @-file to the linker if we were called with
10859 an @-file argument and HAVE_GNU_LD.
10860 * collect2.c (at_file_supplied): New variable.
10861 (response_file): New variable.
10862 (collect_exit): Unlink response_file if necessary.
10863 (handler): Likewise.
10864 (do_wait): Likewise.
10865 (main): Set at_file_supplied if we expanded argv.
10866 (collect_execute): Pass an @-file to subprocesses if we were called
10867 with an @-file argument.
10868 * configure.ac: Add define for HAVE_GNU_LD.
10869 * configure: Regenerate.
10870 * config.in: Regenerate.
10872 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10874 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10875 operand to HI mode.
10880 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10882 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10883 (TARGET_ENCODE_SECTION_INFO): Re-define.
10884 (m32c_encode_section_info): New
10885 (function_vector_handler): New
10886 (current_function_special_page_vector): New
10887 (m32c_special_page_vector_p): New.
10888 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10890 * config/m32c/jump.md: Added instruction JSRS for functions
10891 with attribute "function_vector".
10892 * doc/extend.texi (function_vector): Added description
10893 for M16C, M32C targets.
10895 2007-05-07 DJ Delorie <dj@redhat.com>
10898 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10899 ashrpsi3, lshrpsi3): Update shift count constraint.
10901 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10902 Nathan Froyd <froydnj@codesourcery.com>
10905 * c-incpath.c (add_path): Strip trailing path separators.
10907 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10909 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10910 Free dominance info before purging EH edges.
10911 (eliminate_degenerate_phis): Likewise.
10912 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10914 2007-05-07 Jan Hubicka <jh@suse.cz>
10916 * gimplify.c (gimplify_expr): Do not crash when folding
10917 (void *)(int)&a + 4.
10919 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10922 * c-opts.c (lang_fortran): Make it non static.
10923 * c-common.h (lang_fortran): New prototype.
10924 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10925 -lang-fortran option was passed by the driver.
10927 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10929 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10930 of ASSERT_CHECKING. Tweak message.
10932 2007-05-06 Revital Eres <eres@il.ibm.com>
10935 * loop-unroll.c (insert_var_expansion_initialization):
10936 Initialize the expansions with -zero instead of +zero.
10938 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10940 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10941 into pic and non-pic versions. Mark r19 as used for
10942 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10943 for tgd_load, tld_load and tie_load .
10944 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10945 version of tgd_load, tld_load and tie_load depending on the
10948 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10949 Jakub Jelinek <jakub@redhat.com>
10951 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10952 (__do_global_dtors_aux): Use more paranoid loop to run
10953 destructors if HIDDEN_DTOR_LIST_END.
10954 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10956 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10958 * varasm.c (align_variable): Don't increase alignment for
10959 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10960 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10962 2007-05-04 Josh Conner <jconner@apple.com>
10964 * basic-block.h (cdi_direction): Assign values to all enumeration
10966 (dom_computed): Remove.
10967 (dom_info_state): New.
10968 (set_dom_info_availability): New.
10969 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10970 walk_data.dom_direction.
10971 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10972 instead of dom_computed[].
10973 (split_edge): Likewise.
10974 (create_basic_block): Likewise.
10975 (merge_blocks): Likewise.
10976 * ifcvt.c (find_if_header): Likewise.
10977 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10978 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10979 * tree-ssa.c (verify_ssa): Likewise.
10980 * tree-cfg.c (tree_verify_flow_info): Likewise.
10981 (remove_edge_and_dominated_blocks): Likewise.
10982 * dominance.c (dom_computed): Make static.
10983 (calc_dfs_tree_nonrec): Change third param to a bool.
10984 (calc_dfs_tree): Change second param to a bool.
10985 (calc_idioms): Change second param to a bool. Use
10986 dom_convert_dir_to_idx.
10987 (init_dom_info): Validate dir before using.
10988 (dom_convert_dir_to_idx): New.
10989 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10990 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10991 (free_dominance_info): Use dom_convert_dir_to_idx.
10992 (get_immediate_dominator): Likewise.
10993 (set_immediate_dominator): Likewise.
10994 (get_dominated_by): Likewise.
10995 (redirect_immediate_dominators): Likewise.
10996 (nearest_common_denominator): Likewise.
10997 (dominated_by_p): Likewise.
10998 (bb_dom_dfs_in): Likewise.
10999 (bb_dom_dfs_out): Likewise.
11000 (recount_dominator): Likewise.
11001 (iterate_fix_dominators): Likewise.
11002 (add_to_dominance_info): Likewise.
11003 (delete_from_dominance_info): Likewise.
11004 (first_dom_son): Likewise.
11005 (next_dom_son): Likewise.
11006 (dom_info_available_p): Likewise.
11007 (dom_info_state): New.
11008 (set_dom_info_availability): New.
11010 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11012 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11014 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11016 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11018 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11019 (subdi3, subdi_carry): Delete.
11021 2007-05-04 Jan Hubicka <jh@suse.cz>
11022 Richard Guenther <rguenther@suse.de>
11024 * opts.c (decode_options): Do not fiddle with inlining
11025 parameters in case of optimizing for size.
11026 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11027 for size do nothing.
11028 (cgraph_decide_inlining_of_small_function): When optimizing for
11029 size never inline functions increasing caller size.
11030 (cgraph_early_inlining): Inline for size when optimizing for size.
11032 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11034 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11035 logical operations piecewise.
11036 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11037 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11038 subdi_sesidi_di): Delete.
11039 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11040 the generated sequence. Allow three-reg add in constraints. Rewrite
11041 the rtl expression for carry to avoid zero_extend of a constant.
11042 (sub_with_carry): New pattern.
11043 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11044 different sequence not involving jumps.
11045 (notbi): Now a named pattern.
11047 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11049 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11050 Add the note about a significant loss of accuracy of some
11051 mathematical routines when these options are used.
11053 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11055 * haifa-sched.c (rtx_vec_t): New typedef.
11056 (contributes_to_priority_p): Extract piece of priority () into new
11058 (priority): Use the function. Add assertion.
11059 (rank_for_schedule, set_priorities): Add assertion to check that
11060 insn's priority is initialized.
11061 (clear_priorities, calc_priorities): Change signature. Make it update
11062 all relevant insns. Update all callers ('add_to_speculative_block ()'
11063 and 'create_block_check_twin ()').
11064 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11065 Add new field 'priority_status'.
11066 (INSN_PRIORITY_STATUS): New macro.
11067 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11069 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11071 * sched-ebb.c (debug_ebb_dependencies): New static function.
11072 (init_ready_list): Use it.
11074 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11075 with changed signature and 'debug_rgn_dependencies ()'.
11076 (debug_rgn_dependencies): New static function.
11077 (init_ready_list): Use it.
11079 * sched-int.h (debug_dependencies): Declare.
11081 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11083 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11085 2007-05-04 Dirk Mueller <dmueller@suse.de>
11087 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11089 2007-05-03 Jan Hubicka <jh@suse.cz>
11091 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11092 ((T1)X op (T1)Y), for pointer type in more cases than before.
11094 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11096 * tree-object-size.c (plus_expr_object_size): When operand size is
11097 unknown, return unknown.
11099 2007-05-03 Dirk Mueller <dmueller@suse.de>
11101 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11103 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11106 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11108 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11110 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11112 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11114 * config/soft-fp/double.h, config/soft-fp/extended.h,
11115 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11116 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11117 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11118 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11121 2007-05-03 Ian Lance Taylor <iant@google.com>
11123 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11124 MASK_PPC_GFXOPT for 8540 or 8548.
11126 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11128 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11129 vect_print_dump_info() to output debug information.
11131 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11134 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11135 operands of size 2 when operand is not MEM_P.
11137 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11139 PR tree-optimization/30565
11140 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11142 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11144 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11145 (umulsi3_highpart): Use them.
11146 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11147 for final accumulator to D regisster tranfser.
11149 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11151 PR tree-optimization/31699
11152 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11154 (vect_enhance_data_refs_alignment): Compute peel amount using
11155 TYPE_VECTOR_SUBPARTS instead of vf.
11156 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11158 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11161 * system.h: Remove inclusion of double-int.h
11162 * tree.h: Include double-int.h
11163 * gengtype.c: Likewise
11164 * cfgloop.h: Likewise
11165 * Makefile.in: Adjust dependencies on double-int.h
11167 2007-05-02 Eric Christopher <echristo@apple.com>
11169 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11170 -shared to -Zdynamiclib.
11172 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11175 * c-common.c (strip_pointer_or_array_types): New function.
11176 * c-common.h (strip_pointer_or_array_types): New function declaration.
11178 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11180 PR tree-optimization/31771
11181 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11183 2007-05-02 Paul Brook <paul@codesourcery.com>
11185 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11187 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11189 PR middle-end/29715
11190 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11193 2007-05-02 Nick Clifton <nickc@redhat.com>
11195 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11197 2007-05-02 Richard Guenther <rguenther@suse.de>
11199 PR tree-optimization/31146
11200 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11201 argument, single_use_p. If we have a single use that is
11202 a conversion to the definition rhs type, propagate that rhs.
11203 (forward_propagate_addr_expr): Pass single_use_p argument
11204 to forward_propagate_addr_expr_1.
11206 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11208 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11211 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11213 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11214 'AMD Family 10 core'.
11216 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11218 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11219 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11220 with SSE3 instruction set support.
11221 * doc/invoke.texi: Likewise.
11223 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11225 * config/i386/i386.c (override_options): Tuning 32-byte loop
11226 alignment for amdfam10 architecture. Increasing the max loop
11227 alignment to 24 bytes.
11229 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11231 * config/m68k/constraints.md: New.
11232 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11233 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11234 EXTRA_CONSTRAINT): Remove.
11235 * config/m68k/m68k.md: Include constraints.md.
11236 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11238 2007-05-01 Ian Lance Taylor <iant@google.com>
11240 PR tree-optimization/31739
11241 * tree-vrp.c (vrp_val_is_max): New static function.
11242 (vrp_val_is_min): New static function.
11243 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11245 (set_value_range): Use vrp_val_is_{max,min}.
11246 (extract_range_from_assert): Likewise.
11247 (extract_range_from_binary_expr): Likewise.
11248 (extract_range_from_unary_expr): Likewise.
11249 (dump_value_range, vrp_meet): Likewise.
11250 (vrp_visit_phi_node): Likewise.
11251 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11253 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11255 * config/i386/gmon-sol2.c (size_t): New type.
11256 (intptr_t): Likewise.
11257 (s_textsize): Declare as size_t.
11259 (monstartup): Use size_t for sizes.
11260 (_mcount): Save and restore registers.
11261 (internal_mcount): Pass 0 as the first argument to monstartup
11263 (moncontrol): Convert pointer to appropriately sized integer
11264 before passing to profil.
11266 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11268 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11269 __NO_FPRS__, not just if _SOFT_DOUBLE.
11270 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11271 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11272 also for E500 double.
11273 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11274 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11277 2007-05-01 Richard Guenther <rguenther@suse.de>
11279 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11282 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11284 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11286 2007-05-01 Jan Hubicka <jh@suse.cz>
11288 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11291 2007-05-01 Jan Hubicka <jh@suse.cz>
11293 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11294 (maybe_fold_offset_to_reference): Declare.
11295 * fold-const.c (fold_unary): Do not fold
11296 (type *)&A into &A->field_of_type_and_offset_0
11297 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11298 size is unknown, give up.
11299 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11301 (maybe_fold_offset_to_reference): New.
11302 (maybe_fold_stmt_indirect): Use it.
11303 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11304 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11306 (gimplify_expr): Likewise for plus_expr.
11308 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11310 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11311 bsi_after_labels. Always insert statements before bsi.
11312 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11313 * predict.c (apply_return_prediction): Check for empty blocks.
11314 * cfgexpand.c (lab_rtx_for_bb): New variable.
11315 (label_rtx_for_bb): Do not create new tree labels.
11316 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11317 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11318 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11320 (label_for_bb): Add field used.
11321 (update_eh_label, main_block_label): Mark the label used.
11322 (cleanup_dead_labels): Remove unused labels.
11324 2007-05-01 Richard Guenther <rguenther@suse.de>
11326 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11327 if it is not about to be set.
11328 (get_value_range): Do not pre-allocate equiv bitmap.
11329 (update_value_range): No need to clear equiv field.
11330 (add_equivalence): Change prototype to get bitmap pointer.
11331 Allocate bitmap here if it is not already.
11332 (extract_range_from_assert): Do not allocate bitmap here.
11333 Update callers to add_equivalence.
11334 (extract_range_from_ssa_name): Likewise.
11335 (get_vr_for_comparison): New static helper.
11336 (compare_name_with_value): Handle NULL equiv bitmap by
11337 peeling the first iteration of the comparison loop.
11338 Use get_vr_for_comparison.
11339 (compare_names): Handle NULL equiv bitmaps by using fake
11340 ones. Use get_vr_for_comparison.
11342 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11344 * double-int.c (mpz_set_double_int): Moved from
11345 tree-ssa-loop-niter.c.
11346 (mpz_get_double_int): Likewise; also, add option to wrap
11347 out-of-range integers.
11348 * double-int.h: New prototypes for above.
11349 * tree.c (get_static_type_bounds): Moved from
11350 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11351 TYPE_MAX_VALUE if they exist..
11352 * tree.h: New prototype for above.
11353 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11354 get_type_bounds calls.
11355 (mpz_set_double_int): Move to double-int.c.
11356 (get_type_bounds): Move to tree.c, rename to
11357 get_static_type_bounds.
11358 (mpz_to_double_int): Move to double-int.c, rename to
11359 mpz_get_double_int.
11361 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11363 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11364 DIV0 exception can fall through to a normal return.
11366 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11368 PR middle-end/22156
11369 Temporarily revert:
11370 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11371 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11372 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11373 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11374 initialize align to silence bogus warning.
11375 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11376 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11378 (struct sra_walk_fns): Remove use_all parameter from use.
11379 (sra_hash_tree): Handle BIT_FIELD_REFs.
11380 (sra_elt_hash): Don't hash bitfld blocks.
11381 (sra_elt_eq): Skip them in parent compares as well. Handle
11383 (sra_walk_expr): Don't maintain or pass down use_all_p.
11384 (scan_use): Remove use_all parameter.
11385 (scalarize_use): Likewise. Re-expand assignment to
11386 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11387 output, and re-scalarize after output. Don't mark anything
11389 (scalarize_ldst): Adjust.
11390 (scalarize_walk_gimple_modify_statement): Likewise.
11391 (build_element_name_1): Handle BIT_FIELD_REFs.
11392 (instantiate_element): Don't warn for any element whose parent
11393 is used as a whole.
11394 (instantiate_missing_elements_1): Return the sra_elt.
11395 (canon_type_for_field): New.
11396 (try_instantiate_multiple_fields): New.
11397 (instantiate_missing_elemnts): Use them.
11398 (mark_no_warning): Removed.
11399 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11400 (REPLDUP, sra_build_elt_assignment): New.
11401 (generate_copy_inout): Use them.
11402 (generate_element_copy): Likewise. Handle bitfld differences.
11403 (generate_element_zero): Don't recurse for blocks. Use
11404 sra_build_elt_assignment.
11405 (generate_one_element_int): Take elt instead of var. Use
11406 sra_build_elt_assignment.
11407 (generate_element_init_1): Adjust.
11408 (scalarize_use, scalarize_copy): Use REPLDUP.
11409 (scalarize_ldst): Move assert before dereference.
11410 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11412 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11415 * tree.c (reconstruct_complex_type): Reconstruct a reference
11417 Also use the same mode for the pointer as the old pointer type.
11419 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11421 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11424 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11426 PR rtl-optimization/31676
11427 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11428 (df_refs_record): Call it.
11430 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11432 * rtl.def (SS_ABS): New code.
11433 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11434 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11435 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11436 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11437 (bfin_init_builtins): Define them.
11438 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11439 (bfin_expand_builtin): ... and handle the others here.
11440 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11441 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11442 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11443 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11444 operand is only HImode.
11446 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11448 * regclass.c (scan_one_insn): Remove splitting of
11451 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11452 Nigel Stephens <nigel@mips.com>
11454 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11456 2007-04-28 Jan Hubicka <jh@suse.cz>
11458 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11459 insn_locators_alloc instead of insn_locators_initialize;
11460 call reset_block_changes.
11461 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11462 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11463 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11464 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11465 * config/score/score.c (th_output_mi_thunk): Likewise.
11466 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11467 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11468 tolerate uninitialized locator info.
11471 * function.c (init_function_start): Don't init line number info.
11472 (expand_function_end): Update.
11473 (reset_block_changes, record_block_change, finalize_block_changes,
11474 check_block_change, free_block_changes): Kill.
11475 * function.h (reset_block_changes, record_block_change,
11476 finalize_block_changes, check_block_change, free_block_changes):
11478 (struct function): Remove ib_boundaries_block.
11479 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11480 Use curr_insn_locator to initialize locator.
11481 (emit_line_note): Remove.
11482 * cfgexpand.c (expand_gimple_cond_expr): Update.
11483 (construct_exit_block): Likewise.
11484 (tree_expand_cfg): Initialize/finalize locators.
11485 * expr.c (expand_expr_real): Update.
11486 * cfglayout.c (line_locators_locs, line_locators_lines,
11487 file_locators_locs, file_locators_files): Remove.
11488 (set_block_levels): Move to cfgexpand.c.
11489 (insn_locators_initialize): Remove.
11490 (pass_insn_locators_initialize): Remove.
11491 (locations_locators_locs, locations_locators_vals): New static vars.
11492 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11494 (insn_locators_alloc, insn_locators_finalize,
11495 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11497 (locator_location): New.
11498 (locator_line, locator_file): Rewrite.
11499 * rtl.h (emit_line_note): Kill.
11500 (insn_locators_alloc, insn_locators_finalize,
11501 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11503 * tree-inline.c (initialize_cfun): Do not initialize
11504 ib_boundaries_block.
11505 * passes.c (pass_insn_locators_initialize): Remove.
11507 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11509 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11510 info. Update last_basic_block correctly.
11512 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11515 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11516 register itself to hold the offset constant. Tell flow the use
11517 of r4 and r5 when they are used.
11519 2007-04-27 Richard Guenther <rguenther@suse.de>
11521 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11522 if we simplified anything.
11523 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11524 warnings until we did a simplification and the stmt was not
11525 marked as TREE_NO_WARNING.
11527 2007-04-27 Mike Stump <mrs@apple.com>
11529 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11531 2007-04-27 Ian Lance Taylor <iant@google.com>
11533 PR middle-end/31710
11534 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11535 TYPE_MAX_VALUE exist, convert them to the new type.
11537 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11539 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11540 if it claims to be available.
11541 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11542 edge is redirected.
11543 (perform_tree_ssa_dce): Always free postdominators.
11545 2007-04-27 Richard Henderson <rth@redhat.com>
11547 * config/alpha/predicates.md (aligned_memory_operand): Mark
11548 as define_special_predicate.
11549 (unaligned_memory_operand, normal_memory_operand): Likewise.
11550 (reg_or_unaligned_mem_operand): Remove.
11551 (any_memory_operand): Match the documentation and check for
11552 non-renumbered pseudos during reload.
11553 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11554 alpha_secondary_reload_class, update to new interface, make static.
11555 Handle CQImode like HImode. Remove FP subreg check.
11556 (alpha_expand_mov): Use replace_equiv_address.
11557 (alpha_expand_mov_nobwx): Use any_memory_operand.
11558 (TARGET_SECONDARY_RELOAD): New.
11559 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11560 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11561 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11562 * config/alpha/alpha.md: ... here.
11563 (RELOAD12, reloadmode): New.
11565 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11566 Don't handle the aligned case here.
11567 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11568 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11569 reload_inhi_help. Don't expect a scratch register.
11570 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11572 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11574 2007-04-27 Richard Guenther <rguenther@suse.de>
11576 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11578 2007-04-27 Richard Guenther <rguenther@suse.de>
11580 PR tree-optimization/30965
11581 PR tree-optimization/30978
11582 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11583 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11584 (find_equivalent_equality_comparison): Likewise.
11585 (simplify_cond): Likewise.
11586 (get_prop_source_stmt): New helper.
11587 (get_prop_dest_stmt): Likewise.
11588 (can_propagate_from): Likewise.
11589 (remove_prop_source_from_use): Likewise.
11590 (combine_cond_expr_cond): Likewise.
11591 (forward_propagate_comparison): New function.
11592 (forward_propagate_into_cond): Rewrite to use fold for
11594 (tree_ssa_forward_propagate_single_use_vars): Call
11595 forward_propagate_comparison to propagate comparisons.
11597 2007-04-27 Richard Guenther <rguenther@suse.de>
11599 PR tree-optimization/31715
11600 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11601 sure to do computation on the offset in an appropriate
11604 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11606 * reload.h (elimination_target_reg_p): Declare.
11607 * reload.c (find_reloads): Don't apply the reg_rtx move
11608 optimization if the SET_DEST satisfies elimination_target_reg_p.
11609 * reload1.c (elimination_target_reg_p): New function.
11610 (gen_reload): In the move/add2 fallback, make sure that op0
11611 does not overlap the destination register.
11613 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11615 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11616 transform only GIMPLE_MODIFY_STMTs.
11617 * tree-complex.c (expand_complex_operations_1): Ditto.
11618 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11619 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11620 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11622 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11623 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11624 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11625 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11626 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11627 slpeel_add_loop_guard): Ditto.
11628 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11629 * lambda-code.c (perfect_nestify): Ditto.
11630 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11631 before the first statement.
11632 * tree-optimize.c (execute_free_datastructures): Fix comments.
11633 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11634 * tree-flow.h (disband_implicit_edges): Declaration removed.
11635 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11637 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11638 COND_EXPRs without gotos.
11639 (disband_implicit_edges, has_label_p): Removed.
11640 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11641 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11643 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11645 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11646 also for COND_EXPRs.
11647 * cfgexpand.c (label_rtx_for_bb): New function.
11648 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11649 Use label_rtx_for_bb to find the labels.
11650 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11651 last block. Detect fallthru edges.
11653 2007-04-26 Ian Lance Taylor <iant@google.com>
11656 * reload.c (find_reloads_subreg_address): If the address was valid
11657 in the original mode but not in the new mode, reload the whole
11660 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11662 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11663 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11664 (cleanup_control_expr_graph): Do not invalidate dominance info.
11665 Record altered blocks.
11666 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11667 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11668 cleanup_tree_cfg_bb): New functions.
11669 (remove_forwarder_block): Do not maintain the worklist of blocks.
11670 Record altered blocks.
11671 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11672 not over whole cfg.
11673 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11674 delete_unreachable_blocks if dominators are not available.
11675 * tree-inline.c (optimize_inline_calls): Free dominance information
11677 * tree-flow.h (remove_edge_and_dominated_blocks,
11678 cfgcleanup_altered_bbs): Altered.
11679 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11681 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11683 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11684 do not invalidate dominators.
11686 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11688 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11689 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11690 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11691 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11693 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11695 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11697 2007-04-26 Richard Guenther <rguenther@suse.de>
11699 PR tree-optimization/31703
11700 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11701 the right type for the target of the bittest.
11703 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11705 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11706 ix86_sol10_return_in_memory.
11708 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11710 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11713 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11716 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11718 PR tree-optimization/30558
11719 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11720 clear this_state.prev_try.
11722 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11723 Mark Mitchell <mark@codesourcery.com>
11725 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11726 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11727 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11729 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11732 * doc/invoke.texi (%:print-asm-header): Document.
11733 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11735 (static_spec_functions): Add print-asm-header.
11736 (main): Print a banner before the --target-help linker options.
11737 (print_asm_header_spec_function): New function.
11739 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11742 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11743 (movsf_ie): Likewise.
11745 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11747 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11749 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11751 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11752 exception for divide-by-zero.
11753 (__umodsi3, __modsi3): Likewise.
11755 2007-04-25 Dirk Mueller <dmueller@suse.de>
11757 * c-typeck.c (build_compound_expr): Annotate warning()
11758 call with OPT_Wunused_value.
11759 * tree-ssa.c (warn_uninit): Annotate warning with
11761 * c-common.c (handle_sentinel_attribute): Annotate warning
11762 call with OPT_Wattributes.
11764 2007-04-25 Thiemo Seufer <ths@mips.com>
11766 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11767 (mips16): Fix typo.
11768 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11769 on to the assembler. Improve handling of -mno-mips16. Add handling
11770 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11771 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11772 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11773 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11775 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11778 * config/i386/winnt.c (i386_pe_file_end): Strip only
11779 USER_LABEL_PREFIX when writing export name.
11781 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11783 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11784 sh/elf.h, vx-common.h and vxworks.h.
11785 * config/sh/sh.h: Include config/vxworks-dummy.h.
11786 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11787 (OVERRIDE_OPTIONS): Use it.
11788 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11789 (vxworks_picreg): New pattern.
11790 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11791 VXWORKS_OS_CPP_BUILTINS.
11792 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11793 to their VXWORKS_* equivalents.
11794 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11795 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11796 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11797 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11798 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11799 -mrtp/-fPIC multilibs.
11800 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11801 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11802 (MULTILIB_OSDIRNAMES): Delete.
11804 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11807 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11809 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11811 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11812 rounding mode to be specified by the caller.
11813 (real_to_mpfr) Likewise.
11814 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11815 include new arguments.
11816 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11818 2007-04-24 Ian Lance Taylor <iant@google.com>
11820 PR tree-optimization/31605
11821 * tree-vrp.c (set_value_range): Check that min and max are not
11822 both overflow infinities.
11823 (set_value_range_to_value): New static function.
11824 (extract_range_from_binary_expr): Call set_value_range_to_value.
11825 (extract_range_from_cond_expr): Likewise.
11826 (extract_range_from_expr): Likewise.
11827 (extract_range_from_unary_expr): Likewise. Don't create a range
11828 which overflows on both sides.
11829 (vrp_meet): Check for a useless range.
11830 (vrp_visit_phi_node): If we see a constant which looks like an
11831 overflow infinity, turn off the TREE_OVERFLOW flag.
11833 2007-04-24 Ian Lance Taylor <iant@google.com>
11835 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11837 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11839 PR diagnostic/25923
11840 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11841 diagnostic message is being built.
11842 * tree-pretty-print.c (dump_generic_node): Only write the
11843 formatted text into BUFFER's stream if we are not building a
11844 diagnostic message.
11845 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11847 * Makefile.in (toplev.o): Depend on tree-pass.h.
11849 2007-04-24 Ian Lance Taylor <iant@google.com>
11851 PR tree-optimization/31602
11852 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11853 conditionals in the copied loop header.
11854 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11855 warnings if TREE_NO_WARNING is set.
11856 * doc/invoke.texi (Warning Options): Clarify that
11857 -Wstrict-overflow does not warn about loops.
11859 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11861 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11862 expand on the comment about _Decimal128 arguments and check the
11863 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11864 that _Decimal128 argument uses even/odd register pair.
11865 (function_arg): Ditto.
11867 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11869 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11870 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11872 2007-04-24 Richard Guenther <rguenther@suse.de>
11873 Olga Golovanevsky <olga@il.ibm.com>
11875 * fold-const.c (multiple_of_p): Check for bottom
11878 2007-04-24 Richard Henderson <rth@redhat.com>
11880 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11881 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11882 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11883 looking for non-zero bits shifted out. Avoid a recursive call
11884 when constructing the scalar.
11885 (__floatundisf): Likewise.
11887 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11889 * dwarf2out.c (field_byte_offset): Move the existing logic
11890 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11891 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11893 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11896 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11897 length argument of 0 for memset.
11898 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11899 unsigned shift instead of the signed variant.
11901 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11903 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11904 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11905 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11906 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11907 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11908 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11909 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11910 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11911 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11912 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11913 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11914 "mul<mode>3", "div<mode>3"): Insn definitions added.
11915 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11916 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11917 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11918 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11919 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11920 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11921 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11922 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11923 TARGET_FLOAT_FORMAT): Macro definitions removed.
11924 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11925 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11926 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11927 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11928 (s390_gen_rtx_const_DI): Function removed.
11929 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11931 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11933 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11934 over an external ffs function.
11936 2007-04-24 Chao-ying Fu <fu@mips.com>
11937 Richard Sandiford <richard@nildram.co.uk>
11939 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11940 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11941 (smadd_widen_optab, umadd_widen_optab): Define.
11942 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11944 * genopinit.c (optabs): Fill in smadd_widen_optab and
11946 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11947 and umadd_widen_optab to implement multiply-add sequences.
11948 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11949 (<u>maddsidi4): ...this. Extend condition to include
11950 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11951 of operand 0 to "ka" and use the three-operand form of madd<u>
11953 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11955 * config/mips/constraints.md (ka): New register constraint.
11957 2007-04-24 Jan Hubicka <j@suse.cz>
11961 2007-04-23 Jan Hubicka <jh@suse.cz>
11962 * function.c (init_function_start): Don't init line number info.
11963 (expand_function_end): Update.
11964 (reset_block_changes, record_block_change, finalize_block_changes,
11965 check_block_change, free_block_changes): Kill.
11966 * function.h (reset_block_changes, record_block_change,
11967 finalize_block_changes, check_block_change, free_block_changes):
11969 (struct function): Remove ib_boundaries_block.
11970 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11971 Use curr_insn_locator to initialize locator.
11972 (emit_line_note): Remove.
11973 * cfgexpand.c (expand_gimple_cond_expr): Update.
11974 (construct_exit_block): Likewise.
11975 (tree_expand_cfg): Initialize/finalize locators.
11976 * expr.c (expand_expr_real): Update.
11977 * cfglayout.c (line_locators_locs, line_locators_lines,
11978 file_locators_locs, file_locators_files): Remove.
11979 (set_block_levels): Move to cfgexpand.c.
11980 (insn_locators_initialize): Remove.
11981 (pass_insn_locators_initialize): Remove.
11982 (locations_locators_locs, locations_locators_vals): New static vars.
11983 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11985 (insn_locators_alloc, insn_locators_finalize,
11986 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11988 (locator_location): New.
11989 (locator_line, locator_file): Rewrite.
11990 * rtl.h (emit_line_note): Kill.
11991 (insn_locators_alloc, insn_locators_finalize,
11992 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11994 * tree-inline.c (initialize_cfun): Do not initialize
11995 ib_boundaries_block.
11996 * passes.c (pass_insn_locators_initialize): Remove.
11998 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12000 * doc/invoke.texi: Removed leading '-' from option index entries.
12002 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12004 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12006 (create_phi_node): Use set_phi_nodes.
12007 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12008 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12009 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12010 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12011 (bsi_start, bsi_last): Use bb_stmt_list.
12012 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12013 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12014 Traverse the statements using tsi iterator.
12015 * basic-block.h (struct basic_block_def): Fields stmt_list
12016 and phi_nodes moved to ...
12017 (struct tree_bb_info): ... new structure.
12018 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12019 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12020 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12021 (tree_verify_flow_info): Verify that il.tree is not set for
12022 entry and exit block.
12023 (tree_split_block): Use set_bb_stmt_list.
12025 2007-04-23 Mike Stump <mrs@apple.com>
12027 * config/i386/i386.c (ix86_tune_features
12028 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12031 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12033 * config/i386/i386.md (prefix_extra): New attribute.
12034 (length): Add prefix_extra.
12036 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12037 (sse2_movntv2di): Likewise.
12038 (sse2_cvtps2dq): Likewise.
12039 (sse2_cvtpd2pi): Likewise.
12040 (sse2_cvttpd2pi): Likewise.
12041 (*sse2_cvtpd2ps): Likewise.
12042 (*add<mode>3): Likewise.
12043 (sse2_ssadd<mode>3): Likewise.
12044 (sse2_usadd<mode>3): Likewise.
12045 (*sub<mode>3): Likewise.
12046 (sse2_sssub<mode>3): Likewise.
12047 (sse2_ussub<mode>3): Likewise.
12048 (*mulv8hi3): Likewise.
12049 (*smulv8hi3_highpart): Likewise.
12050 (*umulv8hi3_highpart): Likewise.
12051 (sse2_umulv2siv2di3): Likewise.
12052 (sse2_pmaddwd): Likewise.
12053 (ashr<mode>3): Likewise.
12054 (lshr<mode>3): Likewise.
12055 (ashl<mode>3): Likewise.
12056 (sse2_ashlti3): Likewise.
12057 (sse2_lshrti3): Likewise.
12058 (*umaxv16qi3): Likewise.
12059 (*smaxv8hi3): Likewise.
12060 (*uminv16qi3): Likewise.
12061 (*sminv8hi3): Likewise.
12062 (sse2_eq<mode>3): Likewise.
12063 (sse2_gt<mode>3): Likewise.
12064 (*and<mode>3): Likewise.
12065 (sse2_nand<mode>3): Likewise.
12066 (*ior<mode>3): Likewise.
12067 (*xor<mode>3): Likewise.
12068 (sse2_packsswb): Likewise.
12069 (sse2_packssdw): Likewise.
12070 (sse2_packuswb): Likewise.
12071 (sse2_punpckhbw): Likewise.
12072 (sse2_punpcklbw): Likewise.
12073 (sse2_punpckhwd): Likewise.
12074 (sse2_punpcklwd): Likewise.
12075 (sse2_punpckhdq): Likewise.
12076 (sse2_punpckldq): Likewise.
12077 (sse2_punpckhqdq): Likewise.
12078 (sse2_punpcklqdq): Likewise.
12079 (*sse2_pinsrw): Likewise.
12080 (*sse2_pextrw): Likewise.
12081 (sse2_pshufd_1): Likewise.
12082 (sse2_uavgv16qi3): Likewise.
12083 (sse2_uavgv8hi3): Likewise.
12084 (sse2_psadbw): Likewise.
12085 (sse2_pmovmskb): Likewise.
12086 (*sse2_maskmovdqu): Likewise.
12087 (*sse2_maskmovdqu_rex64): Likewise.
12088 (sse4a_extrqi): Likewise.
12089 (sse4a_extrq): Likewise.
12090 (sse3_lddqu): Set prefix_rep.
12091 (sse3_addsubv4sf3): Likewise.
12092 (sse3_haddv4sf3): Likewise.
12093 (sse3_hsubv4sf3): Likewise.
12094 (sse_cvtss2si): Likewise.
12095 (sse_cvtss2si_2): Likewise.
12096 (sse_cvtss2siq): Likewise.
12097 (sse_cvtss2siq_2): Likewise.
12098 (sse_cvttss2si): Likewise.
12099 (sse_cvttss2siq): Likewise.
12100 (sse2_cvttps2dq): Likewise.
12101 (sse3_movshdup): Likewise.
12102 (sse3_movsldup): Likewise.
12103 (sse2_cvtsd2si): Likewise.
12104 (sse2_cvtsd2si_2): Likewise.
12105 (sse2_cvtsd2siq): Likewise.
12106 (sse2_cvtsd2siq_2): Likewise.
12107 (sse2_cvttsd2si): Likewise.
12108 (sse2_cvttsd2siq): Likewise.
12109 (*sse2_cvtpd2dq): Likewise.
12110 (*sse2_cvttpd2dq): Likewise.
12111 (sse2_pshuflw_1): Likewise.
12112 (sse2_pshufhw_1): Likewise.
12113 (sse4a_insertqi): Likewise.
12114 (sse4a_insertq): Likewise.
12115 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12116 (ssse3_phadddv4si3): Likewise.
12117 (ssse3_phaddswv8hi3): Likewise.
12118 (ssse3_phsubwv8hi3): Likewise.
12119 (ssse3_phsubdv4si3): Likewise.
12120 (ssse3_phsubswv8hi3): Likewise.
12121 (ssse3_pmaddubswv8hi3): Likewise.
12122 (ssse3_pmulhrswv8hi3): Likewise.
12123 (ssse3_pshufbv16qi3): Likewise.
12124 (ssse3_psign<mode>3): Likewise.
12125 (ssse3_palignrti): Likewise.
12126 (abs<mode>2): Likewise.
12127 (ssse3_phaddwv4hi3): Set prefix_extra.
12128 (ssse3_phadddv2si3): Likewise.
12129 (ssse3_phaddswv4hi3): Likewise.
12130 (ssse3_phsubwv4hi3): Likewise.
12131 (ssse3_phsubdv2si3): Likewise.
12132 (ssse3_phsubswv4hi3): Likewise.
12133 (ssse3_pmaddubswv4hi3): Likewise.
12134 (ssse3_pmulhrswv4hi3): Likewise.
12135 (ssse3_pshufbv8qi3): Likewise.
12136 (ssse3_psign<mode>3): Likewise.
12137 (ssse3_palignrdi): Likewise.
12138 (abs<mode>2): Likewise.
12139 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12140 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12141 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12143 2007-04-23 Nick Clifton <nickc@redhat.com>
12145 * params.def: Fix formatting of emacs local variables.
12147 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12149 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12150 move if inter-unit move isn't allowed.
12151 Don't split moving the first element of V2DI to DI to inter-unit
12152 move if inter-unit move isn't allowed.
12154 2007-04-23 Richard Guenther <rguenther@suse.de>
12156 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12157 and CDI_POST_DOMINATORS separately.
12159 2007-04-23 Nick Clifton <nickc@redhat.com>
12161 * c.opt (Wformat-contains-nul): Add warning attribute.
12163 2007-04-23 Jan Hubicka <jh@suse.cz>
12165 * function.c (init_function_start): Don't init line number info.
12166 (expand_function_end): Update.
12167 (reset_block_changes, record_block_change, finalize_block_changes,
12168 check_block_change, free_block_changes): Kill.
12169 * function.h (reset_block_changes, record_block_change,
12170 finalize_block_changes, check_block_change, free_block_changes):
12172 (struct function): Remove ib_boundaries_block.
12173 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12174 Use curr_insn_locator to initialize locator.
12175 (emit_line_note): Remove.
12176 * cfgexpand.c (expand_gimple_cond_expr): Update.
12177 (construct_exit_block): Likewise.
12178 (tree_expand_cfg): Initialize/finalize locators.
12179 * expr.c (expand_expr_real): Update.
12180 * cfglayout.c (line_locators_locs, line_locators_lines,
12181 file_locators_locs, file_locators_files): Remove.
12182 (set_block_levels): Move to cfgexpand.c.
12183 (insn_locators_initialize): Remove.
12184 (pass_insn_locators_initialize): Remove.
12185 (locations_locators_locs, locations_locators_vals): New static vars.
12186 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12188 (insn_locators_alloc, insn_locators_finalize,
12189 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12191 (locator_location): New.
12192 (locator_line, locator_file): Rewrite.
12193 * rtl.h (emit_line_note): Kill.
12194 (insn_locators_alloc, insn_locators_finalize,
12195 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12197 * tree-inline.c (initialize_cfun): Do not initialize
12198 ib_boundaries_block.
12199 * passes.c (pass_insn_locators_initialize): Remove.
12201 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12203 PR middle-end/31448
12204 * expr.c (reduce_to_bit_field_precision): Handle
12207 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12209 PR tree-optimization/24659
12210 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12211 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12212 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12213 * genopinit.c (optabs): Rename vec_pack_mod_optab
12214 to vec_pack_trunc_optab.
12215 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12216 early for scalar floating point operands for NOP_EXPR.
12217 (vectorizable_type_promotion): Ditto.
12218 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12219 vec_pack_trunc_optab.
12220 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12222 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12223 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12224 Rename from VEC_PACK_MOD_EXPR.
12225 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12226 * expr.c (expand_expr_real_1): Ditto.
12227 * tree-inline.c (estimate_num_insns_1): Ditto.
12228 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12230 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12231 (vec_unpacks_lo_v4sf): Ditto.
12232 (vec_pack_trunc_v2df): Ditto.
12233 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12234 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12235 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12237 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12239 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12241 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12242 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12243 packing of floating point operands.
12244 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12245 represent unpacking of floating point operands.
12246 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12247 [vec_unpacks_hi]: Ditto.
12248 [vec_unpacks_lo]: Ditto.
12250 2007-04-22 Jan Hubicka <jh@suse.cz>
12252 * final.c (rest_of_handle_final): Call
12253 targetm.asm_out.constructor/targetm.asm_out.destructor
12254 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12255 proper priority via decl_*_priority_insert.
12256 * c-common.c (c_expand_body): Likewise.
12258 2007-04-22 Richard Guenther <rguenther@suse.de>
12260 PR tree-optimization/29789
12261 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12262 (rewrite_reciprocal): New helper split out from
12263 determine_invariantness_stmt.
12264 (rewrite_bittest): Likewise.
12265 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12266 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12269 2007-04-22 Revital Eres <eres@il.ibm.com>
12271 * loop-unroll.c (var_to_expand): New field to support also
12272 insns of the form x = something + x.
12273 (analyze_insn_to_expand_var): Use it.
12274 (expand_var_during_unrolling): Likewise.
12276 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12278 * predict.c: Include pointer-set.h.
12279 (bb_predictions): New variable.
12280 (tree_predicted_by_p, tree_predict_edge,
12281 remove_predictions_associated_with_edge): Use bb_predictions map
12282 instead of bb->predictions.
12283 (clear_bb_predictions, assert_is_empty): New functions.
12284 (combine_predictions_for_bb): Use bb_predictions map. Call
12285 clear_bb_predictions.
12286 (tree_estimate_probability): Create and free bb_predictions map.
12287 * Makefile.in (predict.o): Add pointer-set.h dependency.
12288 * basic-block.h (struct basic_block_def): Remove predictions
12290 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12292 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12295 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12298 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12300 * timevar.c (timevar_print): Change reference of --disable-checking to
12301 --enable-checking=release. Also warn if assert checking is disabled.
12303 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12306 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12307 decl as addressable if the compound literal was marked as
12309 Mark the decl as a gimple register if it is a complex or
12310 vector decl and does not live in memory.
12312 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12314 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12315 (GENERIC_NEXT): New function macro.
12316 (PHI_CHAIN): Use phi_node's new chain variable.
12317 (tree_phi_node): Change tree_common to tree_base
12318 and add the chain field.
12319 * tree-phinodes.c (make_phi_node): Don't set
12320 TREE_TYPE on the new node.
12321 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12322 instead of checking GIMPLE_TUPLE_P in chain_next.
12323 * tree-vect-transform.c
12324 (get_initial_def_for_induction): Look at
12325 PHI_RESULT_TREE for the type of the phi node.
12326 (update_vuses_to_preheader): Use PHI_CHAIN
12327 instead of TREE_CHAIN on the phi node.
12328 * tree-ssa-structalias.c (compute_points_to_sets):
12330 (ipa_pta_execute): Likewise.
12332 2007-04-21 Richard Guenther <rguenther@suse.de>
12334 PR middle-end/31136
12335 * fold-const.c (fold_unary): Call fold_convert_const on the
12338 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12340 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12341 (store_killed_in_pat): New.
12343 2007-04-20 Richard Henderson <rth@redhat.com>
12346 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12347 TREE_LIST with a void_type_node value, not void_list_node exactly.
12349 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12351 * doc/standards.texi: Re-arrange into language-specific
12352 subsections. Add a C++ section, documenting which standards we
12355 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12357 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12358 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12360 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12362 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12363 ecrti.o and crtbegin.o.
12364 (LIB_DEFAULT_SPEC): Include -lc.
12365 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12367 2007-04-20 Richard Henderson <rth@redhat.com>
12370 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12371 argument; update all callers.
12372 (get_unaligned_offset): New.
12373 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12374 get_unaligned_address, just pass on the address directly.
12375 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12376 the subreg in the helper patterns.
12377 (unaligned_extendqidi_le): Use get_unaligned_offset.
12378 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12379 (unaligned_extendhidi_be): Likewise.
12380 (unaligned_extendhidi): Tidy.
12381 * config/alpha/alpha-protos.h: Update.
12383 2007-04-20 Richard Henderson <rth@redhat.com>
12385 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12386 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12387 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12388 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12389 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12390 (CPP_SPEC): Don't include %(cpp_subtarget).
12391 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12392 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12393 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12395 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12397 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12398 for __builtin_ia32_cmpordss.
12400 PR tree-optimization/31632
12401 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12402 and arg1 for optimizations of comparison against min/max values.
12403 Fold arg0 to arg1's type for optimizations of comparison against
12404 min+1 and max-1 values.
12406 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12408 * reload.c (combine_reloads): When trying to use a dying register,
12409 check whether it's uninitialized and don't use if so.
12411 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12413 * fold-const.c: Remove prototypes for native_encode_expr and
12414 native_interpret_expr.
12415 (native_encode_expr): Make non-static.
12416 (native_interpret_expr): Likewise.
12417 * tree.h: Add prototypes for the above.
12419 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12421 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12422 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12423 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12424 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12425 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12426 Add length attributes.
12428 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12430 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12433 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12434 __STDC_WANT_DEC_FP__.
12436 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12438 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12439 for long double compatibility.
12440 * configure: Regenerate.
12442 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12444 PR rtl-optimization/29841
12445 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12447 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12448 that may cause control flow transfer from being moved.
12450 2007-04-18 Jan Hubicka <jh@suse.cz>
12452 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12455 2007-04-18 Eric Christopher <echristo@apple.com>
12457 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12458 only. Update operands.
12459 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12460 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12461 link register to pic register.
12463 2007-04-18 Dirk Mueller <dmueller@suse.de>
12465 PR diagnostic/31227
12466 * tree-vrp.c (search_for_addr_array): New.
12467 (check_array_bounds): Suppress warning about
12468 address taken of array refs if its not de-referenced.
12470 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12472 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12473 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12475 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12476 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12477 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12479 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12481 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12483 (vect_analyze_scalar_cycles): Fix indentation.
12484 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12485 (vect_mark_relevant): Include phis in relevance analysis.
12487 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12489 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12491 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12492 output_operand_lossage().
12494 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12496 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12497 the unused code for reduction without adjust-in-epilog to simplify the
12500 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12502 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12503 (S390_TDC_NEGATIVE_ZERO): New constant.
12504 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12505 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12506 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12507 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12508 (S390_TDC_POSITIVE_INFINITY): New constant.
12509 (S390_TDC_NEGATIVE_INFINITY): New constant.
12510 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12511 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12512 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12513 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12514 (S390_TDC_INFINITY): New constant.
12515 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12516 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12517 optimization for UNSPEC_CCZ_TO_INT.
12518 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12519 ("*ccz_to_int"): New insn.
12520 ("isinf<mode>2"): New insn.
12521 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12522 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12523 (UNSPEC_CCZ_TO_INT): New constant.
12525 2007-04-18 Richard Guenther <rguenther@suse.de>
12527 PR tree-optimization/19431
12528 PR tree-optimization/21463
12529 * tree-pass.h (pass_phiprop): Declare.
12530 * passes.c (init_optimization_passes): New phiprop pass.
12531 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12532 (phivn_valid_p): New helper function.
12533 (phiprop_insert_phi): Likewise.
12534 (propagate_with_phi): Likewise.
12535 (tree_ssa_phiprop): New propagator propagating loads
12536 through phi nodes if profitable.
12538 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12540 * tree-vect-analyze.c (process_use): New function.
12541 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12542 Check phis in all bbs.
12543 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12546 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12548 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12551 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12554 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12557 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12559 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12561 (sse_vmmulv4sf3): Likewise.
12562 (sse2_vmaddv2df3): Likewise.
12563 (sse2_vmmulv2df3): Likewise.
12565 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12567 PR rtl-optimization/31360
12568 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12569 (target_reg_cost): New.
12570 (init_set_costs): Initialize target_reg_cost. Add comments
12571 regarding the rationale of the costs.
12572 (global_cost_for_size): Renamed to...
12573 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12574 of register pressure.
12575 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12576 estimate_reg_pressure_cost. Add number of ivs.
12577 (determine_set_costs): Dump target_reg_cost.
12578 * loop-invariant.c (gain_for_invariant): Use
12579 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12580 (best_gain_for_invariant, find_invariants_to_move): Remove
12582 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12583 (target_reg_cost): Declare.
12584 (global_cost_for_size): Declaration removed.
12585 (estimate_reg_pressure_cost): Declare.
12587 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12589 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12590 regnos into even/odd register pairs.
12591 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12592 TDmode similar to the other floating point modes.
12593 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12594 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12596 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12597 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12598 (movdd_hardfloat64): Use TARGET_MFPGPR.
12600 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12602 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12605 2005-01-05 Richard Henderson <rth@redhat.com>
12607 * reload1.c (do_input_reload): Restrict the optimization deleteing
12608 a previous output reload to RELOAD_FOR_INPUT.
12610 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12612 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12613 induc_vec_info_type.
12614 (vectorizable_induction): New function declaration.
12615 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12616 check if already vectorized. Find first place in BB where new stmts
12617 can be inserted. Takes only one argument.
12618 (vectorizable_induction): New function.
12619 (vect_transform_stmt): Add case for induc_vec_info_type to call
12620 vectorizable_induction.
12621 (vect_transform_loop): Consider phis for vectorization.
12622 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12624 (analyze_operations): Call vectorizable_induction when analyzing phis.
12626 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12627 (vect_mark_relevant): Include phis in relevance analysis.
12628 (vect_mark_stmts_to_be_vectorize): Likewise.
12629 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12631 2007-04-16 Lawrence Crowl <crowl@google.com>
12633 * doc/invoke.texi (Debugging Options): Add documentation for the
12634 -femit-struct-debug options -femit-struct-debug-baseonly,
12635 -femit-struct-debug-reduced, and
12636 -femit-struct-debug-detailed[=...].
12638 * c-opts.c (c_common_handle_option): Add
12639 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12640 and OPT_femit_struct_debug_detailed_.
12641 * c.opt: Add specifications for
12642 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12643 and -femit-struct-debug-detailed[=...].
12644 * opts.c (set_struct_debug_option): Parse the
12645 -femit-struct-debug-... options.
12646 * opts.c (matches_main_base, main_input_basename,
12647 main_input_baselength, base_of_path, matches_main_base): Add
12648 variables and functions to compare header base name to compilation
12650 * opts.c (should_emit_struct_debug): Add to determine to emit a
12651 structure based on the option.
12652 (dump_struct_debug) Also disabled function to debug this
12654 * opts.c (handle_options): Save the base name of the
12657 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12658 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12659 This hook indicates if a type is generic. Set it by default
12660 to "never generic".
12661 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12662 to determine if a struct type is generic or not.
12663 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12664 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12665 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12666 with live C++ hook.
12668 * flags.h (enum debug_info_usage): Add an enumeration to describe
12669 a program's use of a structure type.
12670 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12671 to indicate the program's usage of the type. Filter structs based
12672 on the -femit-struct-debug-... specification.
12673 (gen_type_die): Split into two routines, gen_type_die and
12674 gen_type_die_with_usage. gen_type_die is now a wrapper
12675 that assumes direct usage.
12676 (gen_type_die_with_usage): Replace calls to gen_type_die
12677 with gen_type_die_with_usage adding the program usage of
12678 the referenced type.
12679 (dwarf2out_imported_module_or_decl): Suppress struct debug
12680 information using should_emit_struct_debug when appropriate.
12682 2007-04-16 Ian Lance Taylor <iant@google.com>
12684 PR tree-optimization/31522
12685 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12686 (vrp_initialize): Allocate vr_phi_edge_counts.
12687 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12688 executable edge. Drop test for all constants.
12689 (vrp_finalize): Free vrp_phi_edge_counts.
12691 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12692 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12694 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12695 predecessors at head rather than tail.
12697 2007-04-16 Matthias Klose <doko@debian.org>
12699 * config/alpha/linux.h (CPP_SPEC): Define.
12700 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12702 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12704 * function.h: Remove sequence_stack extern declaration.
12706 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12708 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12710 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12713 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12715 * config/avr/avr.c (avr_arch_types): Rearranging array.
12716 (enum avr_arch): Add.
12717 (avr_mcu_types): Use avr_arch enumeration constants instead of
12719 * config/avr/avr.h (LINK_SPEC): Simplify.
12721 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12723 * config/m68k/m68k.c (m68k_libcall_value,
12724 m68k_function_value): Use macros for register names more.
12726 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12728 (M68K_REGNAME): Use A6_REG.
12729 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12731 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12733 PR middle-end/28071
12734 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12735 'pending_read_list_length' and 'pending_write_list_length'. Update
12737 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12738 to handle two length counters instead of one. Update all uses.
12739 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12740 two length counters instead of one.
12741 * sched-rgn.c (propagate_deps): Update to handle two length counters
12744 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12747 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12748 copy of source, pass it to ix86_expand_vector_set and return
12751 2007-04-16 David Ung <davidu@mips.com>
12752 Joseph Myers <joseph@codesourcery.com>
12754 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12755 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12756 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12757 Add 74K processor information.
12758 * config/mips/mips.md: Include 74k.md.
12759 (cpu): Add 74kc,74kf,74kx.
12760 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12761 * config/mips/74k.md: New.
12762 * doc/invoke.texi (MIPS Options): Document 74K support.
12764 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12766 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12767 vectorizable_* functions.
12768 * tree-vect-transform.c (vectorizable_call): Add check for
12769 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12770 (vectorizable_store): likewise.
12771 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12773 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12774 (vectorizable_type_promotion, vectorizable_load): Likewise.
12775 (vectorizable_live_operation, vectorizable_condition): Likewise.
12776 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12778 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12780 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12782 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12783 register numbers more.
12784 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12785 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12786 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12787 FUNCTION_VALUE_REGNO_P): Likewise.
12788 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12789 STATIC_CHAIN_REGNUM): Likewise.
12790 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12791 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12792 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12793 * config/m68k/m68k.md (FP_REG): New.
12795 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12797 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12800 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12802 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12803 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12806 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12808 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12811 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12814 * c-decl.c (finish_decl): Grab the type of the decl after the call
12815 to store_init_value.
12817 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12819 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12821 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12824 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12825 dominators, post dominators and cleanup cfg before returning.
12827 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12829 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12830 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12832 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12834 * config.gcc: Recognize fido.
12835 * config/m68k/m68k-devices.def (fidoa): New.
12836 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12838 (FL_FIDOA, TARGET_FIDOA): New.
12839 * config/m68k/m68k.opt (mfidoa): New.
12841 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12843 PR middle-end/31322
12844 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12845 when a personality function is used.
12847 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12849 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12851 2007-04-13 Mike Stump <mrs@apple.com>
12853 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12855 * config/darwin.opt (fapple-kext): Make C++ only.
12856 * config/darwin.c (darwin_override_options): Remove code to ensure
12857 -fapple-kext is given for C++ only.
12859 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12861 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12862 * config/mips/mips.c (override_options): Call
12863 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12865 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12867 * config/i386/i386.opt (msvr3-shlib): Removed.
12869 * doc/invoke.texi: Remove -msvr3-shlib.
12871 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12873 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12874 with "popcnt" instruction.
12876 2007-04-13 Richard Guenther <rguenther@suse.de>
12878 PR tree-optimization/21258
12879 * tree-vrp.c (compare_case_labels): New helper.
12880 (find_switch_asserts): New function.
12881 (find_assert_locations): Call it for SWITCH_EXPRs.
12883 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12885 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12886 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12887 check is now implied in X87_FLOAT_MODE_P.
12888 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12889 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12890 (fix_trunc<mode>_i386_fisttp): Ditto.
12891 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12892 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12893 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12894 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12895 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12896 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12897 (unnamed_splitters): Ditto.
12898 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12899 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12900 FIRST_SSE_REG for local functions when SSE math is enabled or
12901 for functions with sseregparm attribute.
12902 (standard_80387_constant_p): Return -1 if mode is not
12904 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12905 (ix86_expand_compare): Ditto.
12906 (ix86_expand_carry_flag_compare): Ditto.
12907 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12908 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12909 DECIMAL_FLOAT_MODE_P.
12910 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12911 of SCALAR_FLOAT_MODE_P.
12912 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12913 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12914 checks before FLOAT_MODE_P.
12915 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12916 before FLOAT_MODE_P.
12921 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12923 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12924 Charles Wilson <libtool@cwilson.fastmail.fm>
12926 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12927 (libgcc.mvars): Don't depend on them.
12928 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12929 * exec-tool.in: New.
12931 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12933 * doc/invoke.text (--help): Document --help=common.
12935 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12937 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12939 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12941 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12942 * genemit.c (main): Emit #include "integrate.h".
12943 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12944 (LOADGP_RTP): New mips_loadgp_style.
12945 * config/mips/mips.h: Include config/vxworks-dummy.h.
12946 (TARGET_RTP_PIC): New macro.
12947 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12948 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12949 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12950 for TARGET_RTP_PIC.
12951 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12952 -mvxworks-pic when using -mrtp and a PIC option.
12953 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12955 (mips_symbolic_constant_p, mips_symbolic_address_p)
12956 (mips_symbol_insns): Handle SYMBOL_HALF.
12957 (override_options): Warn about -G and -mrtp being used together.
12958 Initialize mips_lo_relocs[SYMBOL_HALF].
12959 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12960 (mips_emit_loadgp): Handle LOADGP_RTP.
12961 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12962 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12963 (tablejump): Handle function-relative case table entries if
12965 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12967 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12969 * config/mips/mips.md (load_call<mode>): Allow any general register.
12971 (sibcall_value_internal, sibcall_value_multiple_internal)
12972 (call_value_internal, call_value_split, call_value_multiple_internal)
12973 (call_value_multiple_split): Remove constraints from operand 0.
12975 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12977 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12978 rather than loadgp_noshared.
12979 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12980 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12982 * config/mips/mips.md (loadgp): Rename to...
12983 (loadgp_newabi): ...this.
12984 (loadgp_noshared): Rename to...
12985 (loadgp_absolute): ...this.
12987 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12989 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12990 false for locally-binding symbols.
12991 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12993 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12995 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12996 (SYMBOL_GOT_PAGE_OFST): ...this.
12997 (SYMBOL_GOT_GLOBAL): Rename to...
12998 (SYMBOL_GOT_DISP): ...this.
12999 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13000 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13001 * config/mips/mips.c (mips_global_symbol_p): New function.
13002 (mips_symbol_binds_local_p): Likewise.
13003 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13004 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13005 mips_global_symbol_p and mips_symbol_binds_local_p.
13006 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13007 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13008 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13009 SYMBOL_GOTOFF_DISP.
13010 (mips_ok_for_lazy_binding_p): New function.
13011 (mips_load_call_address, mips_expand_call): Use it.
13012 (mips_dangerous_for_la25_p): Likewise.
13013 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13014 (*got_disp<mode>): Use got_disp_operand instead of
13015 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13016 SYMBOL_GOTOFF_GLOBAL.
13017 (*got_page<mode>): Use got_page_ofst_operand instead of
13019 * config/mips/predicates.md (const_call_insn_operand): Use
13020 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13021 (global_got_operand): Rename to...
13022 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13024 (local_got_operand): Rename to...
13025 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13026 of SYMBOL_GOT_LOCAL.
13028 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13030 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13031 TARGET_CALL_CLOBBERED_GP.
13032 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13033 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13034 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13035 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13036 of TARGET_ABICALLS && !TARGET_NEWABI.
13037 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13038 * config/mips/mips.c (mips_load_call_address): Check
13039 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13040 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13041 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13042 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13043 TARGET_ABICALLS && TARGET_NEWABI.
13044 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13046 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13047 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13048 TARGET_ABICALLS && TARGET_NEWABI.
13049 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13050 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13051 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13052 whether indirect calls must use $25.
13053 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13055 * config/mips/mips.md (jal_macro): Check flag_pic and
13056 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13057 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13058 instead of TARGET_ABICALLS.
13059 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13060 TARGET_ABICALLS && TARGET_OLDABI.
13061 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13062 (sibcall): In the comment above the define_insn, mention
13063 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13064 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13065 instead of TARGET_ABICALLS.
13067 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13069 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13070 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13071 (MACFLAGS_MATCH_P): New macro.
13072 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13073 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13074 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13075 the other MACFLAG constants.
13076 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13077 (flag_machi): Tighten constraints. Renumber some of the operands.
13078 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13080 (flag_machi_parts_acconly): New pattern.
13081 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13083 (flag_macinit1hi): Tighten constraints.
13084 (flag_mul_macv2hi_parts_acconly): New pattern.
13086 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13087 Use a more efficient implementation.
13088 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13089 inline sequences when not optimizing for size.
13091 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13092 movhi_high2low): Delete, merge functionality into...
13093 (packv2hi): ... this pattern.
13095 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13096 * config/bfin/bfin.opt (msim): New option.
13097 (mcpu=): New option.
13098 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13099 (bfin_cpu_t): Typedef of enum bfin_cpu.
13100 (bfin_cpu_type): New declaration.
13101 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13102 -msim and -mcpu= options.
13103 (LIB_SPEC): Likewise.
13104 * config/bfin/bfin.c (bfin_cpu_type): Define.
13105 (bfin_handle_option): Handle -mcpu= option.
13106 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13107 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13108 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13110 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13112 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13113 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13114 (powerpc-wrs-vxworksae): Use ${tm_file}.
13115 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13116 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13117 * config/i386/vx-common.h: New file.
13119 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13121 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13124 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13126 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13129 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13133 * c-common.c (c_build_qualified_type): Set canonical type
13136 2007-04-12 Richard Guenther <rguenther@suse.de>
13138 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13139 lower bound and element size if lower bound is not zero
13140 or either of the ARRAY_REF operands is set.
13142 2007-04-12 Richard Guenther <rguenther@suse.de>
13144 PR tree-optimization/24689
13145 PR tree-optimization/31307
13146 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13148 * gimplify.c (canonicalize_addr_expr): To be consistent with
13149 gimplify_compound_lval only set operands two and three of
13150 ARRAY_REFs if they are not gimple_min_invariant. This makes
13151 it never at this place.
13152 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13154 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13156 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13157 null before emitting a .nsubspa directive.
13159 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13161 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13162 need_to_partition_p if there are no memory statements in the
13165 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13167 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13168 (gcd_of_steps_may_divide_p): New function.
13169 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13171 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13173 * reload.c (find_reloads_toplev, find_reloads_address,
13174 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13175 not a pointer equality test, to decide if we need to call
13176 push_reg_equiv_alt_mem.
13178 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13180 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13181 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13183 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13185 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13187 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13188 vector to be positive.
13190 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13194 * doc/invoke.texi: Document --params max-aliased-vops and
13196 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13197 debug_memory_partitions): Move to tree-flow.h
13198 * params.h (AVG_ALIASED_VOPS): Define.
13199 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13201 (mp_info_t): Likewise.
13202 (get_mem_sym_stats_for): New.
13203 (set_memory_partition): Move from tree-flow-inline.h.
13204 (mark_non_addressable): Only clear the set of symbols for the
13205 partition if it exists.
13206 (dump_memory_partitions): Move from tree-ssa-operands.c
13207 (debug_memory_partitions): Likewise.
13208 (need_to_partition_p): New.
13209 (dump_mem_ref_stats): New.
13210 (debug_mem_ref_stats): New.
13211 (dump_mem_sym_stats): New.
13212 (debug_mem_sym_stats): New.
13213 (update_mem_sym_stats_from_stmt): New.
13214 (compare_mp_info_entries): New.
13215 (mp_info_cmp): Call it.
13216 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13218 (get_mpt_for): Move from tree-ssa-operands.c.
13219 (find_partition_for): New.
13220 (create_partition_for): Remove.
13221 (estimate_vop_reduction): New.
13222 (update_reference_counts): New.
13223 (build_mp_info): New.
13224 (compute_memory_partitions): Refactor.
13225 Document new heuristic.
13226 Call build_mp_info, update_reference_counts,
13227 find_partition_for and estimate_vop_reduction.
13228 (compute_may_aliases): Populate virtual operands before
13229 calling debugging dumps.
13230 (delete_mem_sym_stats): New.
13231 (delete_mem_ref_stats): New.
13232 (init_mem_ref_stats): New.
13233 (init_alias_info): Call it.
13234 (maybe_create_global_var): Remove alias_info argument.
13235 Get number of call sites and number of pure/const call sites
13236 from gimple_mem_ref_stats().
13237 (dump_alias_info): Call dump_memory_partitions first.
13238 (dump_points_to_info_for): Show how many times a pointer has
13240 * opts.c (decode_options): For -O2 set --param
13241 max-aliased-vops to 500.
13242 For -O3 set --param max-aliased-vops to 1000 and --param
13243 avg-aliased-vops to 3.
13244 * fortran/options.c (gfc_init_options): Remove assignment to
13246 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13247 * tree-dfa.c (dump_variable): Dump memory reference
13249 Dump NO_ALIAS* settings.
13250 (referenced_var_lookup): Tidy.
13251 (mem_sym_stats): New.
13252 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13253 and ORIG are different SSA names for a memory partition.
13254 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13255 * tree-flow.h (struct mem_sym_stats_d): Define.
13256 (mem_sym_stats_t): Define.
13257 (struct mem_ref_stats_d): Define.
13258 (struct gimple_df): Add field mem_ref_stats.
13259 (enum noalias_state): Define.
13260 (struct var_ann_d): Add bitfield noalias_state.
13261 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13262 debug_mem_ref_stats, debug_memory_partitions,
13263 debug_mem_sym_stats): Declare.
13264 * tree-ssa-structalias.c (update_alias_info): Update call
13265 sites, pure/const call sites and asm sites in structure
13266 returned by gimple_mem_ref_stats.
13267 Remove local variable IS_POTENTIAL_DEREF.
13268 Increase NUM_DEREFS if the memory expression is a potential
13270 Call update_mem_sym_stats_from_stmt.
13271 If the memory references memory, call
13272 update_mem_sym_stats_from_stmt for all the direct memory
13273 symbol references found.
13274 (intra_create_variable_infos): Set noalias_state field for
13275 pointer arguments according to the value of
13276 flag_argument_noalias.
13277 * tree-ssa-structalias.h (struct alias_info): Remove fields
13278 num_calls_found and num_pure_const_calls_found.
13279 (update_mem_sym_stats_from_stmt): Declare.
13280 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13281 Set default value to 100.
13282 (PARAM_AVG_ALIASED_VOPS): Define.
13284 2007-04-11 Richard Guenther <rguenther@suse.de>
13286 PR middle-end/31530
13287 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13288 a * -b + c as c - a * b if we honor sign dependent rounding.
13290 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13292 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13293 bfin_expand_strmov.
13294 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13295 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13297 (initialize_trampoline): Don't use old-style function definition.
13298 (bfin_secondary_reload): Mark IN_P argument as unused.
13300 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13302 PR tree-optimization/31343
13303 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13304 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13305 * testsuite/gcc.dg/vect/pr31343.c: New.
13307 2007-04-10 Eric Christopher <echristo@apple.com>
13309 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13310 * config/i386/i386.md (*cmpfp0): Use.
13311 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13312 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13313 (fix_trunc<mode>_i386_fisttp): Ditto.
13314 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13315 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13316 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13317 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13318 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13319 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13320 (unnamed_splitters): Ditto.
13321 * config/i386/i386.c (output_fix_trunc): Assert that
13322 we're not being passed a TFmode operand.
13324 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13326 PR tree-optimization/31526
13327 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13328 n_basic_blocks to find newly added blocks.
13330 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13332 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13334 (fix_trunc<mode>si_sse): Ditto.
13335 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13336 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13337 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13338 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13339 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13340 expander using SSEMODEF mode macro.
13341 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13342 expander using SSEMODEF mode macro.
13343 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13344 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13345 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13346 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13347 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13348 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13349 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13350 Macroize insn using X87MODEF mode macro.
13352 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13354 * config/i386/sse.md (sse2_pinsrw): Removed.
13355 (sse2_pextrw): Renamed to ...
13356 (*sse2_pextrw): This.
13358 2007-04-09 Jan Hubicka <jh@suse.cz>
13361 * config/i386/sse.md
13362 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13363 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13364 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13365 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13367 2007-04-09 Jan Hubicka <jh@suse.cz>
13369 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13370 multiple fields of union.
13372 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13374 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13375 (create_preheaders): Check that loops are available.
13376 (fix_loop_structure): Clean up, improve comments.
13377 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13378 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13380 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13381 * predict.c (tree_estimate_probability): Do not call
13382 calculate_dominance_info. Call create_preheaders.
13383 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13384 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13386 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13387 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13388 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13389 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13392 2007-04-08 Jan Hubicka <jh@suse.cz>
13394 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13395 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13396 * fold-const.c (fold_unary): Use it.
13398 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13400 * varasm.c (assemble_variable): Remove call to
13401 lang_hooks.decls.prepare_assemble_variable.
13402 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13403 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13404 * langhooks.h (lang_hooks_for_decls): Remove
13405 prepare_assemble_variable.
13407 2007-04-08 Mike Stump <mrs@apple.com>
13409 * config/i386/i386.c: Use inc/dec on Core2.
13411 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13413 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13414 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13415 lhd_tree_inlining_end_inlining): Remove.
13416 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13417 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13418 end_inlining hooks.
13419 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13420 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13421 lhd_tree_inlining_end_inlining): Remove prototypes.
13422 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13423 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13424 LANG_HOOKS_TREE_INLINING_START_INLINING,
13425 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13427 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13430 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13433 * config/avr/predicates.md (io_address_operand): Delete predicate.
13434 (low_io_address_operand): Don't use 'mode' argument.
13435 (higth_io_address_operand): Rename ...
13436 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13437 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13440 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13442 Revert change removing staticp.
13444 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13447 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13450 2007-04-07 Bruce Korb <bkorb@gnu.org>
13452 * c.opt: Add -Wformat-contains-nul.
13453 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13455 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13456 the NUL byte warning.
13458 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13460 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13462 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13464 * tree.c (staticp): No longer use staticp langhook.
13465 * langhooks.c (lhd_staticp): Removed.
13466 * langhooks.h (struct lang_hooks): Remove staticp.
13467 * c-common.c (c_staticp): Remove.
13468 * c-common.h (c_staticp): Ditto.
13469 * langhooks-defs.h (lhd_staticp): Ditto.
13470 (LHD_HOOKS_STATICP): Ditto
13471 * tree.h (gcc_assert_lowered): New macro.
13473 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13475 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13476 argument "reliable".
13477 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13478 Add argument "reliable". Propagate it through calls.
13479 (infer_loop_bounds_from_undefined): Derive number of iterations
13480 estimates from references in blocks that do not dominate loop latch.
13481 (gcov_type_to_double_int): New function.
13482 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13483 and expected_loop_iterations_unbounded.
13484 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13485 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13486 * tree-data-ref.c (estimated_loop_iterations): Export.
13487 (get_references_in_stmt): Fix -- do not return addresses of local
13489 * cfgloop.h (expected_loop_iterations_unbounded,
13490 estimated_loop_iterations): Declare.
13492 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13494 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13496 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13498 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13499 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13500 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13501 Use output_387_reg_move().
13502 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13503 expander using X87MODEF12 mode macro.
13504 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13505 choosing register preferences. Use output_387_reg_move().
13506 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13507 instead of "x". Use output_387_reg_move().
13508 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13509 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13510 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13511 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13512 Use output_387_reg_move().
13513 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13515 (*truncxf?f_i387 splitter): Ditto.
13517 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13519 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13520 LANG_HOOKS_SAFE_FROM_P.
13521 * expr.c (safe_from_p): Remove langhook call.
13522 * langhooks.h (lang_hooks): Remove safe_from_p.
13523 (lhd_safe_from_p): Remove prototype.
13524 * langhooks.c (lhd_safe_from_p): Remove.
13526 2007-04-06 Jan Hubicka <jh@suse.cz>
13528 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13531 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13533 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13534 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13535 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13536 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13538 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13539 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13541 2007-04-05 Richard Henderson <rth@redhat.com>
13543 * config/alpha/alpha.c (print_operand) [+]: Remove.
13544 (alpha_end_function): Print nop if call at end of function.
13545 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13546 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13547 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13548 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13549 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13550 the call pattern. Update peepholes to match.
13552 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13554 * doc/extend.texi (Other Builtins): Add decimal float variants
13556 * builtins.def: Ditto.
13557 * builtins.c (expand_builtin): Ditto.
13559 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13560 H.J. Lu <hongjiu.lu@intel.com>
13563 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13564 of V8HImode when calling ix86_binary_operator_ok.
13565 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13566 (sdot_prodv8hi): Operands 1 and 2 must be register.
13568 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13570 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13571 initialize align to silence bogus warning.
13573 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13575 PR middle-end/22156
13576 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13578 (struct sra_walk_fns): Remove use_all parameter from use.
13579 (sra_hash_tree): Handle BIT_FIELD_REFs.
13580 (sra_elt_hash): Don't hash bitfld blocks.
13581 (sra_elt_eq): Skip them in parent compares as well. Handle
13583 (sra_walk_expr): Don't maintain or pass down use_all_p.
13584 (scan_use): Remove use_all parameter.
13585 (scalarize_use): Likewise. Re-expand assignment to
13586 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13587 output, and re-scalarize after output. Don't mark anything
13589 (scalarize_ldst): Adjust.
13590 (scalarize_walk_gimple_modify_statement): Likewise.
13591 (build_element_name_1): Handle BIT_FIELD_REFs.
13592 (instantiate_element): Don't warn for any element whose parent
13593 is used as a whole.
13594 (instantiate_missing_elements_1): Return the sra_elt.
13595 (canon_type_for_field): New.
13596 (try_instantiate_multiple_fields): New.
13597 (instantiate_missing_elemnts): Use them.
13598 (mark_no_warning): Removed.
13599 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13600 (REPLDUP, sra_build_elt_assignment): New.
13601 (generate_copy_inout): Use them.
13602 (generate_element_copy): Likewise. Handle bitfld differences.
13603 (generate_element_zero): Don't recurse for blocks. Use
13604 sra_build_elt_assignment.
13605 (generate_one_element_int): Take elt instead of var. Use
13606 sra_build_elt_assignment.
13607 (generate_element_init_1): Adjust.
13608 (scalarize_use, scalarize_copy): Use REPLDUP.
13609 (scalarize_ldst): Move assert before dereference.
13610 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13612 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13614 * regmove.c: Fix unused variable warnings due to previous commit.
13616 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13618 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13619 (regmove_bb_head): Remove.
13620 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13621 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13622 problems with fixup_match_1.
13623 Don't initialize/free regmove_bb_head.
13625 (reg_is_remote_constant_p): If an insn is in the same basic block
13626 but not before INSN, consider it remote, too.
13628 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13631 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13632 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13634 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13636 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13637 (CONDITIONAL_REGISTER_USAGE): Likewise.
13639 2007-04-04 Richard Henderson <rth@redhat.com>
13641 * config/alpha/lib1funcs.asm: Remove unused file.
13643 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13646 * opts.c (print_specific_help): Fix --help=<language>
13648 (common_handle_option): Support --help=common.
13650 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13653 * gcc.c (main): Do not run the linker if
13654 print_subprocess_help indicates that it shouldn't be
13657 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13660 * doc/invoke.texi (--help=): Document <languages> value, fix
13661 formatting in tables of values.
13663 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13665 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13666 dllimport attribute of virtual methods.
13668 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13670 * config/score/crti.asm: Change _bss_start to __bss_start.
13671 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13672 (OUTGOING_REG_PARM_STACK_SPACE) update.
13673 * config/score/score.opt: add options to make backend support
13674 score5, score5u, score7 and score7d.
13675 * config/score/score.md: Likewise.
13676 * config/score/misc.md: Likewise.
13677 * config/score/mac.md: Likewise.
13678 * doc/invoke.texi: Likewise.
13679 * doc/md.texi: update constraints define.
13681 2007-04-03 Richard Henderson <rth@redhat.com>
13683 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13684 an appropriate type, use the mode instead.
13686 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13688 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13689 Set the default --with-arch setting to mips2.
13690 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13691 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13692 (MULTILIB_OSDIRNAMES): Delete.
13693 (MULTILIB_DIRNAMES): Define.
13694 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13695 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13696 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13697 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13698 VXWORKS_OS_CPP_BUILTINS.
13699 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13700 (MIPS_DEBUGGING_INFO): Undefine.
13701 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13703 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13705 PR middle-end/30704
13706 * fold-const.c (native_encode_real): Encode real.c provided longs
13707 as a series of 32-bit native integers.
13708 (native_interpret_real): Interpret buffer as a series of 32-bit
13711 2007-04-03 Richard Guenther <rguenther@suse.de>
13713 * genpreds.c (write_insn_constraint_len): Write function
13714 optimized for CONSTRAINT_LEN implementation.
13715 (write_tm_preds_h): Output insn_constraint_len inline and
13716 use it for CONSTRAINT_LEN.
13717 (write_insn_preds_c): Don't output insn_constraint_len.
13718 * doc/md.texi (define_register_constraint): Document multi-letter
13719 constraints shall have the same length if they start with the same
13722 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13725 * config/i386/i386.md (isinf<mode>2): Expand only when
13726 TARGET_C99_FUNCTIONS is set.
13728 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13730 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13731 (x86_64-*-linux*): Ditto.
13732 * config/i386/i386.opt (mpc): New option.
13733 * config/i386/i386.c (overrride_options): Handle
13734 ix87_precision_string.
13735 * config/i386/crtprec.c: New file.
13736 * config/i386/t-crtpc: Ditto.
13737 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13738 and -mpc80 options.
13739 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13740 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13741 crtprec32.o, crtprec64.o and crtprec80.o.
13743 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13744 and -mpc80 options.
13745 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13747 2007-04-02 Eric Christopher <echristo@apple.com>
13749 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13750 limitations on darwin.
13752 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13755 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13757 2007-04-02 Dave Korn <dave.korn@artimi.com>
13759 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13761 2007-04-02 Dave Korn <dave.korn@artimi.com>
13763 * libgcc2.h (exception_descriptor): Don't forward-declare.
13764 (__get_eh_table_language, __get_eh_table_version): Delete
13765 prototypes of long-dead functions.
13767 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13769 * ebitmap.h: New file
13770 * ebitmap.c: New file
13771 * Makefile.in (ebitmap.o): New target.
13773 2007-04-01 Jan Hubicka <jh@suse.cz>
13775 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13776 before very first instruction.
13778 2007-04-01 Jan Hubicka <jh@suse.cz>
13780 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13781 waring on 64bit hosts.
13782 * bitmap.h: Fix typo in bitmap_head_def.
13784 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13786 PR rtl-optimization/31391
13787 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13788 into a DELETED_LABEL note, and the label is in an empty basic
13789 block, update BB_END as well as BB_HEAD.
13791 2007-04-01 Richard Henderson <rth@redhat.com>
13793 PR tree-optimization/31169
13794 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13795 to varying if the range is outside [0, prec-1].
13797 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13800 * config/mips/mips.md (load_const_gp): New insn.
13801 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13802 the MIPS16 GP pseudo register if no_new_pseudos.
13803 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13805 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13808 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13810 (call_value): Likewise.
13812 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13813 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13816 * doc/invoke.texi: (optimization options): Reword description
13817 of -ffast-math. Document its primary purpose.
13819 2007-03-31 Richard Guenther <rguenther@suse.de>
13821 * omp-low.c (splay-tree.h): Include.
13822 (lookup_decl): Replace splay-tree usage by pointer-map.
13823 (maybe_lookup_decl): Likewise.
13824 (new_omp_context): Likewise.
13825 (delete_omp_context): Likewise.
13826 * gimplify.c (splay-tree.h): Include.
13827 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13829 (remap_ssa_name): Likewise.
13830 (remap_decl): Likewise.
13831 (remap_type_1): Likewise.
13832 (remap_type): Likewise.
13833 (copy_body_r): Likewise.
13834 (expand_call_inline): Likewise.
13835 (clone_body): Likewise.
13836 (copy_tree_r): Likewise.
13837 (remap_save_expr): Likewise.
13838 (unsave_r): Likewise.
13839 (unsave_expr_now): Likewise.
13840 (tree_function_versioning): Likewise.
13841 (build_duplicate_type): Likewise.
13842 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13843 (struct copy_body_data): Replace splay-tree by pointer-map.
13844 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13845 not $(SPLAY_TREE_H).
13846 (gimplify.o): Depend on $(SPLAY_TREE_H).
13847 (omp-low.p): Likewise.
13849 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13851 * config/avr/predicates.md (even_register_operand,
13852 odd_register_operand): New predicates.
13853 * config/avr/avr.md (movw peephole2): New.
13854 (movw_r peephole2): New.
13856 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13858 * tree.h (get_signed_or_unsigned_type): New.
13859 * fold-const.c (operand_equal_for_comparison_p): Use
13860 get_signed_or_unsigned_type instead of
13861 lang_hooks.types.signed_or_unsigned_type.
13862 * expr.c (store_expr): Ditto.
13863 * langhooks.c (get_signed_or_unsigned_type): New.
13864 (lhd_signed_or_unsigned_type): New.
13865 * langhooks.h (lhd_signed_or_unsigned_type): New.
13866 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13868 2007-03-30 Richard Henderson <rth@redhat.com>
13870 * tree-ssa-loop-ivopts.c: Include target.h.
13871 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13872 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13873 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13874 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13876 2007-03-30 Richard Henderson <rth@redhat.com>
13877 Kai Tietz <kai.tietz@onevision.com>
13879 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13880 default for 64-bit.
13881 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13882 (TARGET_64BIT_MS_ABI): New.
13883 (DBX_REGISTER_NUMBER): Handle 64-bit.
13884 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13885 (LONG_TYPE_SIZE): Force to 32.
13886 (REG_PARM_STACK_SPACE): New.
13887 (OUTGOING_REG_PARM_STACK_SPACE): New.
13888 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13889 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13890 (STACK_BOUNDARY): Use 128 for 64-bit.
13891 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13892 Add 64-bit implementation.
13893 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13895 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13896 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13897 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13898 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13899 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13900 TARGET_64BIT_MS_ABI.
13901 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13902 (ix86_pass_by_reference): Likewise.
13903 (ix86_function_value_regno_p): Likewise.
13904 (ix86_build_builtin_va_list): Likewise.
13905 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13906 (function_arg_advance_ms_64): New.
13907 (function_arg_advance): Call it.
13908 (function_arg_ms_64): New.
13909 (function_arg): Call it.
13910 (function_value_ms_64): New.
13911 (ix86_function_value_1): Call it.
13912 (return_in_memory_ms_64): New.
13913 (ix86_return_in_memory): Call it.
13914 (setup_incoming_varargs_ms_64): New.
13915 (ix86_setup_incoming_varargs): Call it.
13916 (ix86_expand_prologue): Handle 64-bit stack probing.
13917 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13918 (output_pic_addr_const): Likewise.
13919 (x86_this_parameter): Likewise.
13920 (x86_output_mi_thunk): Likewise.
13921 (x86_function_profiler): Likewise.
13922 (TARGET_STRICT_ARGUMENT_NAMING): New.
13923 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13924 (TARGET_64BIT_MS_ABI): New.
13925 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13926 * config/i386/i386.md (allocate_stack_worker): Remove.
13927 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13928 describe the clobber of eax without a match_scratch.
13929 (allocate_stack_worker_postreload): Remove.
13930 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13931 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13932 (allocate_stack_worker_rex64_postreload): Remove.
13933 (allocate_stack): Handle 64-bit.
13934 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13935 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13936 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13937 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13938 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13939 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13940 * config.build (x86_64-*-mingw*): New host.
13941 * config.host (x86_64-*-mingw*): New host.
13942 * config.gcc (x86_64-*-mingw*): New target.
13943 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13945 2007-03-30 Richard Henderson <rth@redhat.com>
13946 Kai Tietz <kai.tietz@onevision.com>
13948 * c-pragma.c (struct def_pragma_macro_value): New.
13949 (struct def_pragma_macro): New.
13950 (pushed_macro_table): New.
13951 (dpm_hash, dpm_eq): New.
13952 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13953 (init_pragma): Install them.
13954 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13956 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13958 * config/avr/avr.c (avr_override_options): Clear
13959 'flag_delete_null_pointer_checks'.
13961 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13964 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13965 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13966 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13967 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13968 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13969 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13970 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13972 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13974 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13976 * regmove.c: Move all of pass_stack_adjustments from here...
13977 * combine-stack-adj.c: ...to this new file.
13978 * Makefile.in: Add rules for combine-stack-adj.o.
13980 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13982 PR tree-optimization/31383
13983 * tree-data-ref.c (affine_function_equal_p): Do not require the
13984 vectors to have the same length.
13986 2007-03-30 Jan Hubicka <jh@suse.cz>
13988 PR middle-end/30700
13989 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13990 availablility; add more sanity checking; ask varpool only about
13993 2007-03-29 Richard Henderson <rth@redhat.com>
13995 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13996 to decide, but __SIZEOF_LONG_LONG__.
13998 2007-03-29 Richard Henderson <rth@redhat.com>
14000 * emutls.c (struct __emutls_array): New.
14001 (emutls_destroy): Use it instead of casting element 0 from void*.
14002 (__emutls_get_address): Likewise.
14004 2007-03-29 Richard Henderson <rth@redhat.com>
14006 * varasm.c (initializer_constant_valid_p): Don't deny
14007 DECL_DLLIMPORT_P on functions.
14009 * config/i386/cygming.h: Remove function declarations.
14010 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14011 (ASM_OUTPUT_LABELREF): Remove.
14012 (COMMON_ASM_OP): Remove.
14013 (ASM_OUTPUT_COMMON): Remove.
14014 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14015 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14016 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14017 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14018 Rename from TARGET_ENCODE_SECTION_INFO.
14019 * config/i386/netware.h: Likewise.
14020 * config/i386/i386-protos.h: Update.
14021 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14022 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14023 (legitimate_constant_p): Reject dllimports.
14024 (dllimport_map, get_dllimport_decl): New.
14025 (legitimize_dllimport_symbol): New.
14026 (legitimize_address, ix86_expand_move): Use it.
14027 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14028 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14029 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14030 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14031 * config/i386/predicates.md (constant_call_address_operand): Only
14032 accept symbols; reject dllimport_p symbols.
14033 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14034 i386_pe_maybe_record_exported_symbol.
14035 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14036 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14037 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14038 trust the setting of DECL_DLLIMPORT_P.
14039 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14040 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14041 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14042 tidy the argument scanning loop.
14043 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14044 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14045 (i386_pe_strip_name_encoding): Remove.
14046 (i386_pe_binds_local_p): New.
14047 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14048 (i386_pe_output_labelref): Remove.
14049 (i386_pe_asm_output_aligned_decl_common): New.
14050 (i386_pe_maybe_record_exported_symbol): Rename from
14051 i386_pe_record_exported_symbol; check for dllexported symbols.
14053 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14055 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14056 add comment explaining why vsnprintf cannot be used.
14058 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14060 PR tree-optimization/30666
14061 * tree.c (build_complex_type): When creating type names for DWARF2
14062 debug info, create TYPE_DECLs for TYPE_NAME instead of
14064 (build_common_tree_nodes_2): Use build_complex_type when building
14065 predefined complex types, to preserve canonical types.
14067 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14069 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14070 (noce_get_alt_condition): Look at it to determine whether to
14071 reverse the condition or not.
14072 (noce_get_condition): Substitute the truth for lies.
14073 (noce_find_if_block): Set the then_else_reversed field.
14075 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14077 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14078 destination of this insn.
14079 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14080 than calling gen_rtx_SET directly. Use r0 to hold the value of
14081 'address + 4' rather than a stack based temporary which can be
14082 mis-optimized away.
14084 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14086 * config/s390/s390.c (s390_secondary_input_reload_class,
14087 s390_secondary_output_reload_class): Functions removed.
14088 (s390_secondary_reload): New function.
14089 (TARGET_SECONDARY_RELOAD): Target macro defined.
14090 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14091 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14092 * config/s390/s390.md ("reload_outti", "reload_outdi",
14093 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14094 "reload_out<mode>"): Expanders removed.
14095 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14096 "reload<mode>_nonoffmem_out"): Expanders added.
14098 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14100 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14101 action if SRC->DEST replacement failed anyway.
14103 2007-03-28 Mike Stump <mrs@apple.com>
14105 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14106 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14107 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14109 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14111 * config.gcc: Accept barcelona as a variant of amdfam10.
14112 * config/i386/i386.c (override_options): Likewise.
14113 * doc/invoke.texi: Likewise.
14115 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14117 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14118 offsets for BIT_FIELD_REF and COMPONENT_REF.
14120 2007-03-28 Richard Guenther <rguenther@suse.de>
14122 * tree.c (is_global_var): Move ...
14123 * tree-flow-inline.h (is_global_var): ... here.
14124 * tree.h (is_global_var): Remove declaration.
14126 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14128 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14130 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14131 * config/i386/i386.c (ix86_tune_features): Initialize new
14133 * config/i386/predicates.md (promotable_binary_operator): Use
14134 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14136 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14139 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14141 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14143 * config/fr30/fr30.md (movsi_internal): Change destination
14144 constraint from m to V and add m to the end.
14146 2007-03-28 Christian Bruel <christian.bruel@st.com>
14148 * config/sh/sh.md (movsi_i): Fix type attribute.
14150 2007-03-28 Christian Bruel <christian.bruel@st.com>
14152 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14153 (movsf_ie): Likewise.
14155 2007-03-28 Christian Bruel <christian.bruel@st.com>
14157 * config.gcc: Add sh4-300 to multilib.
14158 * config/sh/t-mlib-sh4-300: New file.
14160 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14162 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14163 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14164 fix_trunc<mode>di2.
14165 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14166 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14167 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14168 "fixuns_trunctddi2"): Whitespace fix.
14170 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14172 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14173 the definition of struct sh_args.
14174 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14175 CALL_COOKIE_INT_REG_GET): Likewise.
14177 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14179 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14180 transformations are applied successfully.
14182 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14184 * tree.c (tree_contains_struct): Permit 512 tree codes.
14185 * tree.h (tree_contains_struct): Ditto.
14186 (MAX_TREE_CODES): Ditto.
14187 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14188 SPARE member to store remaining padding bits.
14190 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14192 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14195 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14197 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14198 * configure: Regenerate.
14200 * configure: Regenerate using the correct version of autoconf.
14202 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14204 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14206 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14207 regs to "__SP_L__" and "__SP_H__".
14209 2007-03-27 Richard Guenther <rguenther@suse.de>
14211 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14212 computations with it with a HOST_WIDE_INT variable.
14214 2007-03-26 Mike Stump <mrs@apple.com>
14216 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14217 objective-c-header, objective-c++-header and objc++-cpp-output
14219 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14221 2007-03-26 Richard Henderson <rth@redhat.com>
14224 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14225 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14226 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14227 IX86_BUILTIN_PSRLQ128): New.
14228 (ix86_init_mmx_sse_builtins): Add them.
14229 (ix86_expand_builtin): Expand them.
14230 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14231 operand 2 be TImode.
14232 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14233 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14234 _mm_srli_epi64): Mark __B const.
14235 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14236 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14237 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14238 new two-vector shift builtins.
14240 2007-03-26 Ian Lance Taylor <iant@google.com>
14242 PR tree-optimization/31345
14243 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14244 [+INF, +INF(OVF)] into VARYING.
14246 2007-03-26 Zack Weinberg <zackw@panix.com>
14248 * gengtype-parse.c: New file.
14249 * gengtype-yacc.y: Delete.
14250 * gengtype-lex.l: Don't include gengtype-yacc.h.
14251 Define YY_DECL and yyterminate appropriately for recursive
14252 descent parser. yylval is now a string out-parameter to yylex.
14253 (HWS, EOID): New shorthand.
14254 (IWORD): Add a couple more types.
14255 (yylex): Add a setup stanza. Remove the complex rules for
14256 detecting GTY'ed types and typedefs; replace with simple
14257 keyword detectors. Adjust everything for the changed
14258 definition of yylval. Ignore all pp-directives, not just #define.
14260 (parse_file): Rename yybegin; do not call yyparse.
14262 * gengtype.c (xasprintf): Export again.
14263 (this_file): New. Use everywhere __FILE__ was being used.
14264 (get_lang_bitmap): Special case types defined in gengtype.c.
14265 (do_typedef, new_structure): Suppress definition of certain types.
14266 (new_structure): Improve diagnostics of duplicate definitions.
14267 Make sure location_s is associated with input.h.
14268 (nreverse_pairs, define_location_structures): New functions.
14269 (main): Improve tagging of kludge types. Remove old kludges
14270 for input.h types; use define_location_structures.
14271 * gengtype.h: Update prototypes. Define token codes here.
14272 * Makefile.in: Remove all references to gengtype-yacc.
14273 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14275 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14276 add GTY((skip)) to the field that's only conditionally there.
14277 * doc/install.texi: Document that Bison is no longer required
14278 unless building treelang.
14280 * gengtype.c: Don't include gtyp-gen.h.
14281 (srcdir): Declare here.
14282 (base_files, lang_dir_names): Allocate dynamically.
14283 (gt_files, num_gt_files, num_lang_dirs): New globals.
14284 (measure_input_list, read_input_line, read_input_list)
14285 (set_lang_bitmap): New functions.
14286 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14287 simplify, relying on read_input_list to set up the bitmaps.
14288 (main): Arguments are no longer unused. Check for correct number
14289 of command line arguments, set srcdir and srcdir_len, then call
14290 read_input_list, before doing anything else. No need to worry
14291 about duplicates in main loop.
14292 * configure.ac: Simplify the calculation of all_gtfiles.
14293 Put language tags in there. Don't set or substitute
14294 all_gtfiles_files_langs or all_gtfiles_files_frags.
14295 * Makefile.in: Revamp the way gengtype is invoked, now that it
14296 takes a file on its command line with a much simpler format.
14297 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14298 (GTFILES): Remove duplicates and C source files.
14299 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14300 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14301 * configure: Regenerate.
14303 * gengtype.h: Remove all type definitions to gengtype.c; leave
14304 only definitions of options_p, type_p, and pair_p as opaque
14305 pointers. Update prototypes.
14306 * gengtype.c: Many type definitions moved here from gengtype.h.
14307 Consolidate type definitions at the top of the file.
14308 (xvasprintf): Delete.
14309 (xasprintf): Make static.
14310 (create_nested_pointer_option): Add 'next' parameter.
14311 (create_field_all, create_field_at): New functions.
14312 (create_field): Now a thin wrapper around create_field_all.
14313 (create_optional_field): Rename create_optional_field_ and add
14314 line argument. Original name is now a macro which supplies
14316 (oprintf): Use vsnprintf directly.
14317 (close_output_files): Use fatal rather than perror/exit.
14318 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14319 (main): Set progname. Don't use exit.
14320 * gengtype-yacc.y (struct_fields): Use create_field_at.
14321 (option, optionseqopt): Delete.
14322 (optionseq): Consolidate productions from option here so we
14323 can use the first argument to create_option.
14325 * gengtype-lex.l: Distinguish unions from structures in the
14326 token type. Don't call find_structure; return the tag as a string.
14327 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14328 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14329 string. Reorganize typedef_struct production accordingly.
14330 Use create_nested_ptr_option.
14331 * gengtype.c (create_nested_ptr_option): New function.
14332 * gengtype.h: Declare it.
14334 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14335 (string_type): Don't declare.
14336 (do_scalar_typedef): Declare.
14337 (create_scalar_type): Update prototype.
14338 * gengtype.c (string_type): Make static.
14339 (scalar_nonchar, scalar_char): New.
14340 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14341 (resolve_typedef): Use scalar_nonchar for error recovery.
14342 (create_scalar_type): Remove name_len field. Return scalar_char
14343 or scalar_nonchar as appropriate.
14344 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14345 to use string_type.
14346 (throughout): Use scalar_nonchar instead of calling
14347 create_scalar_type, whenever possible.
14348 (main): Initialize scalar_char and scalar_nonchar before calling
14350 * gengtype-lex.l: Adjust for removal of second argument to
14351 create_scalar_type. Use yylval.s instead of yylval.t when
14353 * gengtype-yacc.y: Type of SCALAR is string. Call
14354 create_scalar_type from type:SCALAR rule. Adjust for removal of
14355 second argument to create_scalar_type.
14357 * vec.h: Remove all #if IN_GENGTYPE blocks.
14358 Add comment saying that changes may require adjustments to gengtype.
14359 * gengtype.c: Don't include coretypes.h or tm.h.
14360 Add comment to inclusion of errors.h.
14361 (note_def_vec, note_def_vec_alloc): New functions.
14362 * gengtype.h: Declare new functions.
14363 * gengtype-lex.l: Don't include coretypes.h.
14364 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14366 (update_lineno): Remove unnecessary prototype.
14367 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14368 (VEC rule): Just return VEC_TOKEN.
14369 * gengtype-yacc.y (VEC_TOKEN): New token type.
14370 (type): Add a production for VEC(a,b).
14371 * Makefile.in: Update dependencies.
14373 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14374 typedefs that use the old PARAMS macro.
14376 * gengtype-lex.l: Remove all rules and states relating to yacc
14378 * gengtype-yacc.y: Similarly.
14379 * gengtype.c (note_yacc_type): Delete function.
14380 * gengtype.h: Update prototypes.
14382 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14384 * tree-pretty-print.c (dump_generic_node): Report precision of
14385 unnamed integer types.
14387 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14389 * ifcvt.c (noce_try_store_flag_constants): Don't check
14390 no_new_pseudos here.
14391 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14392 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14393 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14394 noce_try_sign_mask): Likewise.
14395 (if_convert): Check no_new_pseudos here.
14397 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14399 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14400 (noce_get_condition): Handle new then_else_reversed argument.
14401 (noce_init_if_info): Remove, fold into noce_find_if_block.
14402 (noce_process_if_block): Take a struct noce_if_info as the
14403 argument. Don't set up one based on ce_if_info. Update pointer
14404 references accordingly.
14405 (cond_move_process_if_block): Likewise.
14406 (process_if_block): Removed.
14407 (find_if_block): Removed. Move functionality two new functions,
14408 noce_find_if_block and cond_exec_find_if_block.
14409 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14410 blocks and the symmetric IF-ELSE-JOIN case.
14411 (cond_exec_find_if_block): Also new function mostly based on old
14412 find_if_block and process_if_block.
14413 (find_if_header): Replace find_if_block call with separately
14414 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14415 (find_cond_trap): Update noce_get_condition call.
14416 (dead_or_predicable): Likewise.
14418 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14420 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14422 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14423 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14424 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14425 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14426 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14427 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14428 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14429 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14430 __builtin_ia32_psrad128 builtins.
14432 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14434 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14435 * config/i386/constraints.md
14436 (define_constraint "I"): Use IN_RANGE macro.
14437 (define_constraint "J"): Ditto.
14438 (define_constraint "K"): Ditto.
14439 (define_constraint "M"): Ditto.
14440 (define_constraint "N"): Ditto.
14441 (define_constraint "O"): Ditto.
14442 * config/i386/predicates.md
14443 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14444 (define_predicate "const_0_to_3_operand"): Ditto.
14445 (define_predicate "const_0_to_7_operand"): Ditto.
14446 (define_predicate "const_0_to_15_operand"): Ditto.
14447 (define_predicate "const_0_to_63_operand"): Ditto.
14448 (define_predicate "const_0_to_255_operand"): Ditto.
14449 (define_predicate "const_1_to_31_operand"): Ditto.
14450 (define_predicate "const_2_to_3_operand"): Ditto.
14451 (define_predicate "const_4_to_7_operand"): Ditto.
14453 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14455 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14456 in SImode for save_world.
14457 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14460 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14462 PR tree-optimization/30784
14463 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14466 2007-03-25 Revital Eres <eres@il.ibm.com>
14468 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14469 Fold movement_possibility function into it.
14471 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14473 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14474 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14475 (call_indirect_nonlocal_darwin64): Same.
14476 (call_nonlocal_darwin64): Same.
14477 (call_value_indirect_nonlocal_darwin64): Same.
14478 (call_value_nonlocal_darwin64): Same.
14479 (sibcall_nonlocal_darwin64): Same.
14480 (sibcall_value_nonlocal_darwin64): Same.
14481 (sibcall_symbolic_64): Same.
14482 (sibcall_value_symbolic_64): Same.
14483 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14485 (rs6000_emit_load_toc_table): Same.
14486 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14487 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14489 (divss_call): Same.
14490 (divus_call): Same.
14491 (quoss_call): Same.
14492 (quous_call): Same.
14493 (load_toc_v4_pic_si): Same
14494 (load_toc_v4_PIC_1): Same.
14495 (load_toc_v4_PIC_1b): Same.
14496 (call_indirect_aix{32,64}): Same.
14497 (call_value_indirect_aix{32,64}): Same.
14499 (call_value): Same.
14500 (call_local{32,64}): Same.
14501 (call_value_local{32,64}): Same.
14502 (call_indirect_nonlocal_aix{32,64}): Same.
14503 (call_nonlocal_aix{32,64}): Same.
14504 (call_value_indirect_nonlocal_aix{32,64}): Same.
14505 (call_value_nonlocal_aix{32,64}): Same.
14506 (call_indirect_nonlocal_sysv<mode>): Same.
14507 (call_nonlocal_sysv<mode>): Same.
14508 (call_value_indirect_nonlocal_sysv<mode>): Same.
14509 (call_value_nonlocal_sysv<mode>): Same.
14511 (sibcall_local{32,64}): Same.
14512 (sibcall_value_local{32,64}): Same.
14513 (sibcall_nonlocal_aix{32,64}): Same.
14514 (sibcall_value_nonlocal_aix{32,64}): Same.
14515 (sibcall_nonlocal_sysv<mode>): Same.
14516 (sibcall_value): Same.
14517 (sibcall_value_nonlocal_sysv<mode>): Same.
14519 2007-03-24 Paul Brook <paul@codesourcery.com>
14521 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14522 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14524 2007-03-24 Richard Henderson <rth@redhat.com>
14526 * config/ia64/constraints.md: New file.
14527 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14528 satisfies_constraint_?.
14529 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14530 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14531 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14532 ia64_output_mi_thunk): Likewise.
14533 (ia64_const_ok_for_letter_p): Remove.
14534 (ia64_const_double_ok_for_letter_p): Remove.
14535 (ia64_extra_constraint): Remove.
14536 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14537 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14538 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14539 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14540 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14541 EXTRA_MEMORY_CONSTRAINT): Remove.
14542 * config/ia64/ia64.md: Include constriants.md. Replace
14543 CONST_OK_FOR_? with satisfies_constraint_?.
14545 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14546 H.J. Lu <hongjiu.lu@intel.com>
14548 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14550 (name macros): Use DPD_BID_NAME to convert names properly.
14552 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14553 decimal floating point format.
14554 (init_floating_libfuncs): Change decimal functions so that they
14555 have a "bid_" prefix if the decimal system uses the BID format,
14556 and "dpd_" prefix if the decimal system uses the DPD format.
14557 (init_interclass_conv_libfuncs): Ditto.
14558 (init_intraclass_conv_libfuncs): Ditto.
14560 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14561 using the BID format.
14563 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14564 whether we are using the BID decimal format.
14565 * configure: Regenerate.
14567 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14568 the compiler has decimal floating point enabled. Define
14569 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14572 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14573 using the BID format.
14575 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14576 whether we are using the BID decimal format.
14577 * configure: Regenerate.
14579 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14580 the compiler has decimal floating point enabled. Define
14581 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14584 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14585 options, and that it is enabled for i386/x86_64 systems.
14587 * Makefile.in (enable_decimal_float): New.
14589 (DECNUMINC): Add -I$(DECNUMFMT).
14590 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14591 to $(DECNUMFMT) from $(DECNUM).
14593 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14594 Substitute enable_decimal_float.
14595 * configure: Regenerated.
14598 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14601 * configure.ac: Enable decimal float for x86_64-*-linux*.
14602 * configure: Regenerated.
14605 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14606 decimal128ClearSign to flip and clear the sign bit in decimal128.
14607 (decimal_real_maxval): Set decimal128SetSign to set the sign
14610 2007-03-23 Ian Lance Taylor <iant@google.com>
14612 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14614 2007-03-23 Ian Lance Taylor <iant@google.com>
14616 * tree-dump.c (dump_files): Correct comment.
14618 2007-03-23 Ian Lance Taylor <iant@google.com>
14620 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14622 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14624 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14625 in cfglayout mode. Don't go into and out of cfglayout mode.
14626 Link the blocks in the order of the constructed traces.
14627 (rest_of_handle_tracer): Adjust call to tracer.
14628 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14629 Don't go into cfglayout mode.
14630 (rtl_loop_done): Don't go out of cfglayout mode.
14631 * cfglayout.c (relink_block_chain): New function, split out from...
14632 (fixup_reorder_chain): ...here. Remove redundant checking.
14633 (cfg_layout_finalize): Don't clear the header, footer, and aux
14634 fields here, move the code to do so to relink_block_chain. Likewise
14635 for free_original_copy_tables.
14636 * rtl.h (tracer): Update prototype.
14637 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14638 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14639 mode. Use relink_block_chain to serialize the CFG according to the
14640 new basic block order. Move targetm.cannot_modify_jumps_p check from
14642 (gate_handle_reorder_blocks): ...to here.
14643 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14645 (gate_duplicate_computed_gotos): ...to here.
14646 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14647 something always changes when going into and out of cfglayout mode.
14648 Perform an expensive cfg cleanup while going into cfglayout mode.
14649 Always update liveness information on HAVE_conditional_execution
14650 targets. Reserialize the basic blocks and go out of cfglayout mode.
14651 * reg-stack.c: Include cfglayout.h.
14652 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14653 the call to reorder_basic_blocks.
14654 * basic-block.h (reorder_basic_blocks): Update prototype.
14655 (relink_block_chain): New prototype.
14656 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14658 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14660 * config/mips/mips.md (type, hazard, *movdi_32bit,
14661 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14662 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14663 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14664 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14665 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14667 (movcc): Change first xfer to multi.
14668 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14669 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14670 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14671 config/mips/generic.md: Change reservations using "xfer" to use
14673 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14674 using match_operand.
14675 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14676 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14678 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14680 2007-03-22 Richard Henderson <rth@redhat.com>
14682 * config/i386/i386.c: Remove unnecessary function declarations.
14683 Move targetm definition, and all related macros, to the end of
14684 the file. Resort some functions to put definitions before uses.
14685 (ix86_attribute_table): Make static. Move to end of file.
14686 (ix86_gimplify_va_arg): Make static.
14688 2007-03-22 Richard Henderson <rth@redhat.com>
14690 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14691 don't increase local_regparm with force_align_arg_pointer check.
14692 (ix86_function_sseregparm): Assert 32-bit.
14693 (type_has_variadic_args_p): New.
14694 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14695 type_has_variadic_args_p.
14696 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14697 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14698 use memset instead. Do maybe_vaarg check first; skip attribute
14699 tests if true; skip attribute tests for 64-bit.
14700 (construct_container): Remove TARGET_DEBUG_ARG.
14701 (function_arg_advance_32, function_arg_advance_64): Split out ...
14702 (function_arg_advance): ... from here.
14703 (function_arg_32, function_arg_64): Split out ...
14704 (function_arg): ... from here.
14705 (ix86_pass_by_reference): Tidy.
14706 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14707 (function_value_32): New, from parts of ix86_function_value
14708 and ix86_value_regno.
14709 (function_value_64): New, from parts of ix86_function_value
14710 and ix86_libcall_value.
14711 (ix86_function_value_1): New.
14712 (ix86_function_value, ix86_libcall_value): Use it.
14713 (return_in_memory_32, return_in_memory_64): Split out ...
14714 (ix86_return_in_memory): ... from here.
14715 (ix86_struct_value_rtx): Skip for 64-bit.
14716 (ix86_libcall_value, ix86_value_regno): Remove.
14717 (setup_incoming_varargs_64): Split out ...
14718 (ix86_setup_incoming_varargs): ... from here.
14719 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14720 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14721 * config/i386/i386-protos.h (ix86_function_value): Remove.
14722 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14724 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14727 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14728 infinities not supported, otherwise emit warning if -Woverflow. On
14729 underflow, emit warning if -Woverflow.
14730 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14732 * real.h (real_from_string): Update declaration
14734 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14735 Richard Henderson <rth@redhat.com>
14737 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14738 * calls.c (compute_argument_block_size, expand_call,
14739 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14740 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14741 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14742 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14743 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14744 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14745 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14746 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14749 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14751 * c-incpath.c (add_sysroot_to_chain): New.
14752 (merge_include_chains): Add sysroot argument. Call
14753 add_sysroot_to_chain if sysrooted.
14754 (register_include_chains): Update call to merge_include_chains.
14755 * doc/cppopts.texi: Document use of '=' in include directory
14758 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14760 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14761 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14762 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14763 insn pattern using X87MODEF12 mode macro.
14765 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14767 * regmove.c (regmove_optimize): Use reg_mentioned_p
14768 instead of reg_overlap_mentioned_p for DST.
14770 2007-03-21 Mike Stump <mrs@apple.com>
14772 * c.opt: Fixup for Objective-C/C++.
14774 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14776 * explow.c (convert_memory_address): Fold memory reference when
14777 POINTERS_EXTEND_UNSIGNED < 0
14779 2007-03-21 Richard Henderson <rth@redhat.com>
14782 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14783 * config/i386/mmintrin.h (__m64): Likewise.
14784 * config/i386/xmmintrin.h (__m128): Likewise.
14786 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14788 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14789 (VXWORKS_OS_CPP_BUILTINS): Define.
14790 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14791 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14793 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14795 * rtl.h (constant_pool_reference_p): Delete.
14796 (find_constant_src): Declare.
14797 * rtlanal.c (find_constant_src): New function.
14798 * simplify-rtx.c (constant_pool_reference_p): Delete.
14799 * config/i386/i386.md: Use find_constant_src instead of
14800 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14802 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14804 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14805 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14807 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14809 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14810 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14811 (arm_elf_asm_constructor): Use it.
14812 (arm_elf_asm_destructor): New function.
14814 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14816 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14818 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14820 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14822 2007-03-19 Andrew Haley <aph@redhat.com>
14824 PR tree-optimization/31264
14825 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14826 VIEW_CONVERT_EXPRs.
14828 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14830 PR rtl-optimization/30907
14831 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14832 (fwprop_init): Always call loop_optimizer_initialize.
14833 (fwprop_done): Always call loop_optimizer_finalize.
14834 (fwprop): We always have loop info now.
14835 (gate_fwprop_addr): Remove.
14836 (pass_fwprop_addr): Use gate_fwprop as gate.
14838 PR rtl-optimization/30841
14839 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14840 df_chain_alloc): Call df_reorganize_refs unconditionally.
14841 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14842 refs_organized to refs_organized_size.
14843 (df_ref_create_structure): Use refs_organized_size instead of
14844 bitmap_size if refs had been organized, and keep refs_organized_size
14846 * df.h (struct df_ref_info): Change refs_organized to
14847 refs_organized_size.
14848 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14851 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14853 * except.c (output_function_exception_table): Do not reference the
14854 EH personality routine for functions that do not require an
14857 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14860 * c-typeck.c (convert_for_assignment): Call comptypes for
14861 RECORD_TYPE or UNION_TYPE.
14863 PR inline-asm/30505
14864 * reload1.c (reload): Do invalid ASM checking after
14865 cleanup_subreg_operands.
14867 2007-03-19 Jeff Law <law@redhat.com>
14869 * tree-cfg.c (find_taken_edge): Tighten conditions for
14870 optimizing computed gotos.
14872 2007-03-19 Michael Matz <matz@suse.de>
14874 * builtins.c (expand_builtin_sync_operation,
14875 expand_builtin_compare_and_swap,
14876 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14879 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14880 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14883 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14885 * doc/tm.texi: Add brackets around the return type of
14886 TARGET_SECONDARY_RELOAD.
14888 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14889 Richard Guenther <rguenther@suse.de>
14891 PR tree-optimization/31254
14892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14893 Use handled_component_p () where appropriate. Continue
14894 propagating into the rhs if we propagated into an INDIRECT_REF
14897 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14899 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14900 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14901 (xde, xdee): Mode attributes adjusted to support DFP modes.
14902 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14903 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14904 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14905 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14906 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14907 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14908 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14910 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14911 "movsf"): Insn definitions removed.
14912 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14913 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14914 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14916 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14917 "reload_in<mode>", "reload_out<mode>"): Expander added.
14918 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14921 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14923 * config/s390/s390.md: Only non-functional changes. Renamed
14924 FPR mode macro to BFP all over the file.
14926 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14928 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14929 (op_type attribute): RRF instruction type added.
14930 (fT0): New mode attribute.
14931 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14932 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14933 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14934 instruction no secondary memory is needed when moving DFmode values
14935 between GPRs and FPRs.
14937 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14939 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14940 inverted and documentation adjusted.
14941 ("mhard-dfp", "msoft-dfp"): New options.
14942 * config/s390/s390.c (s390_handle_arch_option): New architecture
14944 (override_options): Sanity checks for the new options added.
14945 * config.gcc: New architecture switch: z9-ec.
14946 * config/s390/s390.h (processor_flags): PF_DFP added.
14947 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14948 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14949 when the bit is NOT set so remove it from the defaults.
14951 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14953 * genemit.c (main): Print include statement for dfp.h.
14954 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14957 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14959 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14961 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14964 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14965 instead of PATTERN.
14967 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14969 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14970 attr_length_call, output_call, output_indirect_call): Cleanup
14971 formatting of targetm calls.
14973 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14975 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14977 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14979 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14980 reservation, bypass and anti-bypass descriptions for these
14981 instructions. Update move patterns.
14982 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14985 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14987 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14988 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14989 (get_initial_def_for_reduction): Likewise.
14991 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14993 Fix PR tree-optimization/29922
14994 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14995 (get_representative): Removed.
14996 (value_dies_in_block_x): Update for rvuse removal.
14997 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14998 (compute_antic_aux): Handle when PHI nodes appear in
14999 non-single-successors.
15000 (dump_bitmap_of_names): Removed.
15001 (compute_antic_safe): Renamed and removed rvuse calculation.
15002 Calculate only antic safe.
15003 (insert_into_preds_of_block): Remove assert.
15004 (execute_pre): Update for renamed functions.
15005 (defer_or_phi_translate_block): New function.
15007 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15009 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15010 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15012 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15013 Follow spelling conventions.
15015 * tree-data-ref.h: Remove the prototype for analyze_array.
15017 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15019 PR tree-optimization/31041
15020 * tree-vect-transform.c (get_initial_def_for_induction): Call
15021 force_gimple_operand.
15023 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15025 * ipa-type-escape.c (look_for_casts) : Revert code to use
15026 handled_component_p due to ada test a-numaux.adb.
15028 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15030 * final.c (final_scan_insn): Alter the condition of a
15031 conditional trap if we have nonstandard CC.
15033 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15035 * configure.ac: Remove excess quoting from asm line 0 test.
15036 * configure: Rebuilt.
15038 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15040 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15041 * c-common.c (convert_and_check): Move warning logic to...
15042 (warnings_for_convert_and_check): ...here. Define.
15043 * c-common.h (warnings_for_convert_and_check): Declare.
15045 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15047 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15048 (output_call): Likewise.
15050 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15052 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15054 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15056 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15058 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15060 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15061 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15063 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15065 PR tree-optimization/31183
15066 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15067 Use double_int instead of unsigned int for representing access_strides.
15068 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15070 2007-03-16 Richard Guenther <rguenther@suse.de>
15072 PR tree-optimization/31146
15073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15074 to allow recursion of forward_propagate_addr_expr.
15075 (forward_propagate_addr_into_variable_array_index): Likewise.
15076 (forward_propagate_addr_expr): Likewise.
15077 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15078 (forward_propagate_addr_expr_1): Recurse on simple copies
15079 instead of propagating into them. Do so for useless conversions
15081 (forward_propagate_addr_expr): Clean up unused statements after
15084 2007-03-16 Richard Guenther <rguenther@suse.de>
15086 * builtins.c (expand_builtin_cexpi): Use the right argument
15087 for the expansion via cexp.
15089 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15091 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15092 * configure: Rebuilt.
15094 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15097 * dwarf2out.c (force_type_die): Adjust comment.
15098 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15100 2007-03-15 DJ Delorie <dj@redhat.com>
15102 * config/frv/predicates.md (minmax_operator): Don't check operands
15105 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15107 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15108 Update constant estimates of number of iterations.
15109 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15110 argument renamed to "realistic".
15111 (compute_estimated_nb_iterations): Removed.
15112 (record_niter_bound): New function.
15113 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15114 call record_nonwrapping_iv with upper = false.
15115 (infer_loop_bounds_from_signedness): Pass upper argument to
15116 record_nonwrapping_iv.
15117 (estimate_numbers_of_iterations_loop): Do not call
15118 compute_estimated_nb_iterations. Record estimate based on profile
15119 information. Initialize the constant estimates of number of
15121 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15123 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15124 number of iterations is too small.
15125 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15126 (EST_NOT_AVAILABLE): Removed.
15127 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15128 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15131 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15133 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15134 Handle NE_EXPR guards.
15136 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15139 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15140 Set also -pedantic-errors by default for the preprocessor unless
15141 -fpermissive is given.
15143 2007-03-15 Richard Guenther <rguenther@suse.de>
15145 PR middle-end/29719
15146 PR middle-end/31161
15147 * builtins.c (expand_builtin_cexpi): As a fallback if we
15148 don't have builtins for sincos or cexp create a function
15149 declaration for cexp and expand to a call to that.
15150 (expand_builtin_int_roundingfn): Always fall
15151 back to floor/ceil and its variants even if they may be
15154 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15156 PR middle-end/31159
15157 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15158 jump tables, move the call to delete_dead_jumptables from here...
15159 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15160 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15161 don't allow merging of blocks that try_redirect_by_replacing_jump
15162 also does not handle when not optimizing.
15164 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15165 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15167 * config/i386/i386.md (x86_sahf_1): Correctly handle
15170 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15173 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15174 x86_64_general_operand as operand[2] predicate. Remove "iF"
15175 from operand constraints and use "e" constraint instead.
15176 (*subti3_1, *subti3_1 splitter): Ditto.
15177 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15178 operand[1] predicate.
15180 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15182 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15183 arrays, multiply the access strides by the size of the sub-array.
15184 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15186 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15188 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15189 the configured assembler supports the sahf mnemonic.
15190 * configure: Regenerate.
15191 * config.in: Regenerate.
15193 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15194 emit "sahf" or ".byte\t0x9e" as asm template.
15196 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15199 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15200 option to replace hard coded TARGET_xxx in md file.
15201 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15202 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15203 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15204 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15205 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15206 (X86_TUNE_NOT_VECTORMODE): Ditto.
15207 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15208 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15209 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15210 (TUNE_SLOW_IMUL_IMM8): Ditto.
15211 (TUNE_MOVE_M1_VIA_OR): Ditto.
15212 (TUNE_NOT_UNPAIRABLE): Ditto.
15213 (TUNE_NOT_VECTORMODE): Ditto.
15215 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15218 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15219 tuning options instead of hard coded TARGET_xxx.
15220 (fix ssemode peephole2's): Ditto.
15221 (imul peephole2's): Ditto.
15223 (movdi_or_rex64): Ditto.
15224 (move peephole2): Ditto.
15225 (not peephole2's): Ditto.
15227 2007-03-14 Dirk Mueller <dmueller@suse.de>
15229 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15230 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15231 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15233 * c-parser.c (c_parser_do_statement): Warn about empty body in
15234 do/while statement.
15235 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15236 * doc/invoke.texi (-Wempty-body): Update documentation.
15238 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15241 * c-common.h (warn_for_div_by_zero): Declare.
15242 * c-common.c (warn_for_div_by_zero): Define.
15243 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15246 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15248 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15249 to PREFIX and STANDARD_PREFIX.
15251 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15252 Phil Edwards <phil@codesourcery.com>
15254 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15255 (__gthread_once_t): Remove busy field for RTPs.
15256 (__GTHREAD_ONCE_INIT): Update accordingly.
15258 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15260 * doc/invoke.texi: Document VxWorks options.
15262 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15264 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15266 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15268 PR tree-optimization/30590
15269 * tree-nrv.c (tree_nrv): Check for the partial update of the
15272 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15274 * flags.h (flag_random_seed): Remove declaration, in favor of...
15275 * toplev.h (get_random_seed, set_random_seed): ... these.
15276 * tree.c (get_file_function_name): Use the former.
15277 * opts.c (common_handle_option): Use the latter.
15280 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15282 PR middle-end/31127
15283 * cse.c (cse_find_path): Do not bail out if a basic block that
15284 we already visited now becomes part of a path that starts at a
15285 different basic block. Just disallow this, to make sure we
15286 visit each basic block at most once.
15288 2007-03-13 Jan Hubicka <jh@suse.cz>
15290 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15291 attributes, when profile esitmate is present, calls with very low
15292 frequency are cold.
15294 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15296 PR tree-optimization/30730
15297 PR tree-optimization/26900
15298 * tree-ssa-loop-niter.c: Include gmp.h.
15299 (bounds): New type.
15300 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15301 split_to_var_and_offset, determine_value_range,
15302 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15303 bound_difference, bounds_add, bounds_negate,
15304 number_of_iterations_ne_max, dump_affine_iv): New functions.
15305 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15306 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15307 difference of initial and final value of control iv to validate
15309 (number_of_iterations_cond): Add loop parameter. Determine bounds
15310 on the difference of the extremes of the control iv. Add dumps.
15311 (expand_simple_operations): Handle phi nodes.
15312 (simplify_using_initial_conditions): Do not record used conditions.
15313 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15314 Do not set additional_info.
15315 (implies_nonnegative_p, implies_ge_p): Removed.
15316 (derive_constant_upper_bound): Do not use parameter `additional'.
15317 (record_estimate): Parameter `additional' removed. Parameter
15318 `i_bound' added. Do not call derive_constant_upper_bound.
15319 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15320 bound the number of iterations estimate.
15321 (estimate_numbers_of_iterations_loop): Pass the estimate from
15322 the number of iterations analysis to record_estimate.
15323 * tree.h (multiple_of_p): Declare.
15324 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15325 (scev_const_prop): Do not check expression_expensive_p.
15326 * fold-const.c (multiple_of_p): Exported.
15327 * double-int.c (double_int_mask): Exported.
15328 * double-int.h (double_int_mask): Declare.
15329 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15330 field. Added max field.
15332 2007-03-13 David Taylor <taylor@candd.org>
15335 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15338 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15341 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15342 two unamed patterns.
15344 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15346 * config/i386/i386.opt (mcx16, msahf): New options.
15347 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15348 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15350 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15351 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15352 Output -mcx16 and -msahf options when corresponding bit is set.
15354 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15355 and -msahf options.
15357 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15359 * configure.ac: Test for assembler tolerance to # 0 "".
15360 * configure, config.in: Rebuilt.
15361 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15363 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15365 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15367 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15368 (handle_syscall): Handle direct system calls.
15369 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15371 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15373 * doc/invoke.texi: Fix cpp.info cross-reference.
15374 * doc/passes.texi: Fix gcc.info cross-reference.
15376 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15378 PR tree-optimization/30835
15379 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15380 bb_for_stmt is not NULL before accessing it.
15382 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15384 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15387 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15390 * doc/install.texi: Document --enable-stage1-languages
15392 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15394 * tree-pass.h (pass_into_cfg_layout_mode,
15395 pass_outof_cfg_layout_mode): Declare.
15396 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15397 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15398 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15399 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15401 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15403 * c-decl.c (warn_variable_length_array): New function.
15404 Refactored from grokdeclarator to handle warn_vla
15405 and handle unnamed array case.
15406 (grokdeclarator): Refactored VLA warning case.
15407 * c.opt (Wvla): New flag.
15408 * doc/invoke.texi (Wvla): New warning.
15410 2007-03-12 Richard Henderson <rth@redhat.com>
15412 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15413 (TARGET_SECTION_TYPE_FLAGS): New.
15415 2007-03-12 Richard Henderson <rth@redhat.com>
15417 * config/darwin.c (machopic_reloc_rw_mask): New.
15418 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15419 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15421 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15423 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15424 * cppdefault.h (cpp_PREFIX): Document.
15425 (cpp_PREFIX_len): Likewise.
15426 (cpp_EXEC_PREFIX): New variable.
15427 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15428 * c-incpath.c (add_standard_paths): Correct logic for relocating
15429 paths within prefix.
15431 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15433 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15434 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15436 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15437 fix_truncdfdi_sse using SSEMODEF mode macro.
15438 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15439 fix_truncdfsi_sse using SSEMODEF mode macro.
15440 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15441 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15443 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15445 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15446 elfos.h to tm_file.
15448 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15450 * tree.h : Add multiple_of_p declaration.
15451 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15452 * ipa-type-escape.c (results_of_malloc): Redundant.
15453 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15454 (cast_type): Extended with new members.
15455 (check_cast): Returns cast_type.
15456 (cast): New structure for data of walk_use_def_chains.
15457 (is_malloc_result, is_cast_from_non_pointer_1,
15458 is_cast_from_non_pointer,
15459 is_array_access_through_pointer_and_index): New functions.
15460 (look_for_casts): Returns cast types.
15461 (check_call): Returns void.
15462 (okay_pointer_operation): Use support of pointer plus index,
15463 pointer plus constant and allow all multiplications.
15465 2007-03-11 Richard Guenther <rguenther@suse.de>
15467 PR tree-optimization/31115
15468 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15469 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15470 A shift count of zero is not special as with *_DIV_EXPR.
15471 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15474 2007-03-11 Ian Lance Taylor <iant@google.com>
15476 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15477 the *_DIV_EXPR codes correctly with overflow infinities.
15479 2007-03-11 Ira Rosen <irar@il.ibm.com>
15481 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15482 indicate success/failure of the analysis. Add negation to subtrahend
15483 in case of subtraction. Fail if both operands contain constants.
15484 (create_data_ref): Fail if analyze_offset fails.
15486 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15488 * config/i386/i386.md (frndintxf2): Rename to ...
15489 (rintxf2): ... this. Remove expander having same name.
15490 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15491 (roundsf2, rounddf2): Ditto.
15492 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15493 (lround<mode>di2, lround<mode>si2): Ditto.
15495 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15497 * lower-subreg.c: Include except.h.
15498 (decompose_multiword_subregs): Verify that the only control flow
15499 insns we can split are loads to multi-words pseudos.
15500 Handle breaking such blocks after splitting, instead of calling
15501 find_many_sub_basic_blocks.
15503 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15504 on the new basic block. Add a lengthy comment explaining why we
15505 thought this was necessary.
15506 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15508 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15511 * tree.c (walk_type_fields): Recurse into the element type of
15512 ARRAY_TYPEs if there is a pointer set.
15514 2007-03-10 Dirk Mueller <dmueller@suse.de>
15516 * c-common.c (warn_logical_operator): Fix condition.
15518 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15520 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15522 * config/darwin.c (machopic_select_section): Remove superfluous
15523 argument in call to categorize_decl_for_section. Remove unused
15526 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15528 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15530 * configure: Regenerate.
15532 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15535 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15536 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15537 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15538 Add LABEL_NUSES to emitted label.
15539 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15540 branch probability value to emitted jump insn.
15541 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15542 Do not check life information and do not re-arrange input operands
15543 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15545 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15547 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15548 the change of decode_asm_operands.
15550 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15552 * mode-switching.c (create_pre_exit): Skip blockage insn.
15554 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15556 * tree-pass.h (TODO_update_smt_usage): Remove.
15558 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15562 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15564 * pa.c (attr_length_call): Revise condition for long
15565 pc-relative branch.
15566 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15567 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15568 sequence on SOM target.
15570 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15572 * gcc.c: Document %{, in big comment at top.
15573 (input_suffix_matches): Remove special handling for .s and
15575 (input_spec_matches): New.
15576 (handle_braces): Handle %{,.
15577 (validate_switches): ',' indicates a value which is not a switch.
15578 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15579 to detect assembler input.
15580 * config/i386/sol2.h (CPP_SPEC): Likewise.
15581 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15582 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15583 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15584 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15585 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15586 -m64 causes deployment target to default to 10.5.
15587 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15589 2007-03-09 Richard Henderson <rth@redhat.com>
15592 * target.h (targetm.asm.out.reloc_rw_mask): New.
15593 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15594 (TARGET_ASM_OUT): Use it.
15595 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15596 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15597 use the new reloc_rw_mask target hook instead.
15598 (default_section_type_flags_1): Merge into...
15599 (default_section_type_flags): ... here.
15600 (decl_readonly_section_1): Merge into...
15601 (decl_readonly_section): ... here.
15602 (default_elf_select_section_1): Merge into...
15603 (default_elf_select_section): ... here.
15604 (default_unique_section_1): Merge into...
15605 (default_unique_section): ... here.
15606 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15607 (default_select_rtx_section): Use it.
15608 (default_elf_select_rtx_section): Likewise.
15609 * output.h: Update to match.
15610 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15611 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15612 (TARGET_ASM_RELOC_RW_MASK): New.
15613 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15614 to categorize_decl_for_section.
15615 (x86_64_elf_unique_section): Likewise.
15616 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15617 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15618 (TARGET_ASM_RELOC_RW_MASK): New.
15619 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15620 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15621 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15622 (TARGET_RWRELOC): Remove.
15623 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15624 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15625 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15626 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15627 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15628 (rs6000_xcoff_select_section): Use decl_readonly_section.
15629 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15630 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15631 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15632 (TARGET_SECTION_TYPE_FLAGS): Remove.
15633 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15635 2007-03-09 Roger Sayle <roger@eyesopen.com>
15637 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15638 complex constant equality/inequality comparisons for here.
15639 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15640 known at compile-time or can be simplified to a scalar comparison.
15641 (fold_relational_const): Move compile-time evaluation of complex
15642 constant equality/inequality comparisons to here.
15644 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15646 PR rtl-optimization/30643
15647 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15649 (fold_rtx): Recurse, like before 2006-11-03.
15651 2007-03-09 DJ Delorie <dj@redhat.com>
15653 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15656 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15658 PR tree-optimization/30375
15659 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15660 LHS of statements is not the same.
15661 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15663 2007-03-09 Chao-ying Fu <fu@mips.com>
15665 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15667 * doc/invoke.texi (-mdspr2): Document new option.
15668 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15669 New unspec for DSP REV 2.
15670 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15671 these instructions are extended in DSP REV 2.
15672 (mips-dspr2.md): Include.
15673 * config/mips/mips.opt (mdspr2): New option.
15674 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15675 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15676 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15677 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15678 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15679 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15680 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15682 (bdesc_map): Add one field of unsupported_target_flags.
15683 (bdesc_arrays): Update entries to have extra fields. Add
15685 (mips_init_builtins): Initialize new function types.
15686 Check unsupported_target_fileds to filter out builtins.
15687 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15689 (ASM_SPEC): Pass mdspr2 to the assembler.
15690 * config/mips/mips-dspr2.md: New file.
15692 2007-03-09 Sa Liu <saliu@de.ibm.com>
15694 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15696 2007-03-09 Ian Lance Taylor <iant@google.com>
15698 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15699 argument) like -Wstrict-overflow=2.
15700 * doc/invoke.texi (Warning Options): Update documentation.
15702 2007-03-09 Dirk Mueller <dmueller@suse.de>
15705 * doc/invoke.texi (-Wlogical-op): Document.
15706 * common.opt (-Wlogical-op): New.
15707 * c-common.h (warn_logical_operator): Declare.
15708 * c-common.c (warn_logical_operator): Define.
15709 * c-typeck.c (parser_build_binary_op): Call
15710 warn_logical_operator.
15712 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15714 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15715 * final.c (final_scan_insn): Test for non-"" file name.
15717 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15719 * doc/loop.texi: Document the Omega linear constraints solver.
15720 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15721 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15722 omega-hash-table-size, omega-max-keys, and
15723 omega-eliminate-redundant-constraints.
15724 * tree-pass.h (pass_check_data_deps): Declared.
15727 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15728 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15729 pass_check_data_deps): New.
15730 * tree-data-ref.c (init_data_ref): Remove declaration.
15731 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15732 (analyze_array): Renamed init_array_ref, move up initializations.
15733 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15734 Removed arguments that are set to NULL.
15735 (analyze_indirect_ref): Correct indentation, correct call to
15737 (object_analysis): Call init_array_ref instead of analyze_array.
15738 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15739 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15740 of DR_ACCESS_FNS_ADDR.
15741 (init_omega_eq_with_af, omega_extract_distance_vectors,
15742 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15743 ddr_consistent_p): New.
15744 (compute_affine_dependence): Check consistency of ddrs when
15745 flag_check_data_deps is passed.
15746 (analyze_all_data_dependences): Uncomment.
15747 (tree_check_data_deps): New.
15748 * tree-data-ref.h: Include omega.h.
15749 (DR_ACCESS_FNS_ADDR): Removed.
15750 (data_dependence_relation): Add inner_loop.
15751 (DDR_INNER_LOOP): New.
15752 * common.opt (fcheck-data-deps): New.
15753 * tree-flow.h (tree_check_data_deps): Declare.
15754 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15755 (OBJS-common): Depend on omega.o.
15757 * passes.c (pass_check_data_deps): Scheduled.
15758 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15759 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15760 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15761 PARAM_VECT_MAX_VERSION_CHECKS,
15762 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15764 2007-03-09 Richard Guenther <rguenther@suse.de>
15766 PR tree-optimization/30904
15767 PR middle-end/31058
15768 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15769 the same way as *_DIV_EXPR.
15771 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15773 * recog.c (decode_asm_operands): No mixed declarations and code.
15775 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15777 * rtl.def (ASM_INPUT): Add location.
15778 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15779 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15780 (decode_asm_operands): Add loc operand.
15781 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15782 * stmt.c (expand_asm): Rename to...
15783 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15784 gen_rtx_ASM_INPUT_loc.
15785 (expand_asm_expr): Adjust.
15786 * recog.c (decode_asm_operands): Add loc operand.
15787 (check_asm_operands, extract_insn): Adjust.
15788 * reload1.c (maybe_fix_stack_asms): Likewise.
15789 * final.c (asm_insn_count): Likewise.
15790 (final_scan_insn): Output # line before and after asm.
15792 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15794 * tree-ssa-structalias.c (variable_info): Remove
15796 (new_var_info): Ditto.
15797 (shared_bitmap_info_t): New structure.
15798 (shared_bitmap_table): New variable.
15799 (shared_bitmap_hash): New function.
15800 (shared_bitmap_eq): Ditto
15801 (shared_bitmap_lookup): Ditto.
15802 (shared_bitmap_add): Ditto.
15803 (merge_smts_into): Change to take bitmap directly.
15804 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15805 (init_alias_vars): Init shared bitmap hashtable.
15806 (delete_points_to_sets): Delete shared bitmap hashtable.
15807 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15808 is_aliased removal as a change that was still necessary was
15811 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15813 * config/i386/i386.h (override_options): Conditionally disable
15814 x86_sahf for 64bit targets only.
15816 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15819 * c-decl.c (merge_decls): Don't call make_var_volatile.
15820 * varasm.c (make_var_volatile): Remove.
15821 * output.h (make_var_volatile): Remove.
15823 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15825 PR tree-optimization/31085
15826 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15828 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15830 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15831 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15832 ATTR_CONST_NOTHROW_LIST.
15834 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15837 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15839 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15841 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15844 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15846 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15847 passed, use shared libgcc.
15849 2007-03-08 Roger Sayle <roger@eyesopen.com>
15851 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15852 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15853 (honor_protect_cleanup_actions, lower_try_finally_switch):
15855 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15856 ifc_temp_var): Likewise.
15857 * tree-inline.c (setup_one_parameter): Likewise.
15858 * tree-mudflap.c (mf_decl_cache_locals,
15859 mf_build_check_statement_for): Likewise.
15860 * tree-nested.c (init_tmp_var, save_tmp_var,
15861 finalize_nesting_tree_1): Likewise.
15862 * tree-outof-ssa.c (insert_copy_on_edge,
15863 insert_backedge_copies): Likewise.
15864 * tree-profile.c (tree_gen_edge_profiler,
15865 tree_gen_ic_profiler): Likewise.
15866 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15867 * tree-sra.c (sra_build_assignment): Likewise.
15868 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15869 * tree-ssa-math-opts.c (insert_reciprocals,
15870 execute_cse_sincos_1): Likewise.
15871 * tree-tailcall.c (adjust_accumulator_values,
15872 adjust_return_value): Likewise.
15873 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15874 * tree-vect-transform.c (vect_create_data_ref_ptr,
15875 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15876 vect_create_epilog_for_reduction, vectorizable_reduction,
15877 vectorizable_call, vectorizable_conversion,
15878 vectorizable_assignment, vectorizable_operation,
15879 vectorizable_type_demotion, vect_gen_widened_results_half,
15880 vect_permute_store_chain, vectorizable_store,
15881 vect_setup_realignment, vect_permute_load_chain,
15882 vectorizable_load, vectorizable_condition,
15883 vect_create_cond_for_align_checks): Likewise.
15884 * tree-vrp.c (build_assert_expr_for): Likewise.
15886 2007-03-08 Ian Lance Taylor <iant@google.com>
15888 * tree-vrp.c: Include "intl.h".
15889 (usable_range_p): New static function.
15890 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15891 overflowed values, juts set *strict_overflow_p.
15892 (compare_values): Only return -2 if one of the operands is not a
15894 (compare_ranges): Call usable_range_p.
15895 (compare_range_with_value): Likewise.
15896 (vrp_evaluate_conditional_warnv): Rename from
15897 vrp_evaluate_conditional. Make static. Change all callers.
15898 (vrp_evaluate_conditional): New function.
15899 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15900 on signed overflow.
15901 (simplify_abs_using_ranges): Likewise.
15902 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15903 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15904 within_stmt parameter.
15905 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15906 vrp_evaluate_conditional.
15907 * tree-ssa-threadedge.c
15908 (record_temporary_equivalences_from_stmts_at_dest): Change
15909 simplify parameter to take a second tree parameter.
15910 (simplify_control_stmt_condition): Likewise.
15911 (thread_across_edge): Likewise.
15912 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15913 (thread_across_edge): Likewise.
15914 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15916 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15918 * config/i386/i386.h (TARGET_SAHF): New define.
15919 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15920 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15921 (x86_sahf): New global variable.
15922 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15923 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15924 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15925 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15927 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15928 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15929 when expanding fcomi/sahf based tests.
15930 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15931 expanding sahf based alternative. Emit sahf based sequence when
15932 optimizing for code size.
15933 * config/i386/i386.md (x86_sahf_1): Do not disable for
15934 TARGET_64BIT, enable for TARGET_SAHF.
15936 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15938 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15939 spurious whitespace from error message.
15941 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15944 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15946 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15948 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15950 * tree-sra.c (instantiate_element): Propagate disabled warnings
15951 from the element itself to the created variable.
15953 2007-03-07 Richard Henderson <rth@redhat.com>
15956 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15957 silently fix up the stack in the case of a missing register.
15959 2007-03-07 Paul Brook <paul@codesourcery.com>
15961 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15963 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15965 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15967 (phase1_vrs): Use them.
15968 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15969 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15970 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15971 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15972 __gnu_Unwind_Restore_WMMXC if required.
15973 (_Unwind_VRS_Pop): Implement iWMMXt support.
15974 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15975 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15976 gnu_Unwind_Save_WMMXC): Define.
15978 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15980 * config/vxworks.h (vxworks_override_options): Declare.
15981 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15982 * config/vxworks.c: Include target.h and toplev.h.
15983 (vxworks_override_options): New function.
15984 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15986 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15988 * config/s390/s390.c (override_options): Don't emit an error when
15989 -mstack-size is used without providing -mstack-guard.
15990 (s390_emit_prologue): Choose stack_guard value automatically if not
15991 provided via command line.
15992 * doc/invoke.texi: Adjust description of -mstack-guard and
15995 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15997 * config/i386/i386.c (output_set_got): Add a GOT initialization
15998 sequence for VxWorks PIC.
15999 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16000 around labels as well as symbols. Use gotoff_operand instead
16001 of local_symbolic_operand.
16002 (legitimize_pic_address): Use gotoff_operand instead of
16003 local_symbolic_operand. Use @GOT accesses for labels as
16005 (ix86_output_addr_diff_elt): Use PC-relative rather than
16006 GP-relative offsets for VxWorks PIC.
16007 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16008 no_new_pseudos. Check whether the returned register is op0.
16009 * config/i386/i386.md (tablejump): Use PC-relative rather than
16010 GP-relative offsets for VxWorks PIC.
16011 * config/i386/predicates.md (gotoff_operand): New predicate.
16013 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16015 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16017 * config/vxworks-dummy.h: New file.
16018 * config/i386/i386.h: Include it.
16020 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16022 * dwarf2out.c (is_inlined_entry_point): New
16023 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16024 DW_AT_ranges if the first subblock is the entry point.
16026 2007-03-06 David Daney <ddaney@avtrex.com>
16028 * doc/install.texi (mips-*-*): Change recommended binutils
16031 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16033 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16034 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16036 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16037 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16039 2007-03-06 Jan Hubicka <jh@suse.cz>
16041 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16042 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16044 (probably_cold_bb_p): Cold functions are cold.
16045 (probably_never_executed_bb_p): Cold functions are cold.
16046 (tree_bb_level_predictions): Predict calls to cold functions as not
16048 (compute_function_frequency): Check hot/cold attributes.
16049 * function.h (function_frequency): Update comments.
16050 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16051 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16052 (c_common_att): Add cold and hot.
16054 * doc/extend.texi (hot,cold attributes): Document.
16056 2007-03-06 Andrew Haley <aph@redhat.com>
16058 * function.c (expand_function_end): Move blockage to just after we
16059 emit the label for the naked return from the function.
16061 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16063 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16066 2007-03-06 Jan Hubicka <jh@suse.cz>
16068 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16069 loaded for constant large models. Non-large 64bit PIC can do.
16070 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16071 * cmodel.h: Add LARGE PIC.
16072 * i386.md (UNSPEC_PLTOFF): New.
16073 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16075 (*call_1_rex64): Disable for large models.
16076 (*call_1_rex64_large): New.
16077 (*call_value_1_rex64): Disable for large models.
16078 (*call_value_1_rex64_large): New.
16079 (set_rip_rex4): New.
16080 (set_got_offset_rex64): New.
16081 * predicates.md (constant_call_address_operand): For large model
16082 constant calls are not possible.
16083 * i386-protos.h (construct_plt_address): Declare.
16084 * i386.c (override_options): Accept large models.
16085 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16086 (legitimate_constant_p): Add new UNSPECs.
16087 (legitimate_pic_operand_p): Likewise.
16088 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16089 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16091 (output_pic_addr_const): Add PLTOFF.
16092 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16093 (ix86_expand_move): Legitimize pic address when in PIC mode.
16094 (construct_plt_address): New function.
16095 (ix86_expand_call): Offload the address to register and use GOT
16096 pointer for large model.
16097 * invoke.texi (mcmodel=large): Update documentation.
16099 2007-03-06 Richard Henderson <rth@redhat.com>
16101 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16102 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16103 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16104 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16105 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16106 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16107 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16108 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16109 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16110 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16111 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16112 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16113 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16114 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16115 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16116 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16117 x86_schedule, x86_use_bt, x86_pad_returns,
16118 x86_use_xchgb): Merge into ...
16119 (ix86_tune_features): ... here. New array.
16120 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16121 x86_bswap): Merge into ...
16122 (ix86_arch_features): ... here. New array.
16123 (x86_3dnow_a): Remove.
16124 (x86_accumulate_outgoing_args): Make static.
16125 (x86_arch_always_fancy_math_387): Make static.
16126 (ix86_tune_mask, ix86_arch_mask): Move ...
16127 (override_options): ... to local variables here. Apply the
16128 appropriate mask to each element of ix86_arch_features and
16129 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16130 as were done in the old macros.
16131 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16132 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16133 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16134 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16135 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16136 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16137 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16138 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16139 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16140 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16141 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16142 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16143 x86_accumulate_outgoing_args, x86_prologue_using_move,
16144 x86_epilogue_using_move, x86_decompose_lea,
16145 x86_arch_always_fancy_math_387, x86_shift1,
16146 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16147 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16148 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16149 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16150 x86_use_incdec, x86_pad_returns, x86_bswap,
16151 x86_partial_flag_reg_stall): Remove.
16152 (enum ix86_tune_indices): New.
16153 (ix86_tune_features): New.
16154 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16155 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16156 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16157 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16158 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16159 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16160 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16161 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16162 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16163 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16164 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16165 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16166 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16167 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16168 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16169 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16170 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16171 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16172 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16173 TARGET_EXT_80387_CONSTANTS): Use it.
16174 (enum ix86_arch_indices): New.
16175 (ix86_arch_features): New.
16176 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16177 TARGET_BSWAP): Use it.
16178 (ix86_tune_mask, ix86_arch_mask): Remove.
16180 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16183 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16184 Define using $${sysroot_headers_suffix}.
16185 * configure: Regenerate.
16186 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16187 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16189 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16190 * gcc.c (print_sysroot_headers_suffix): New.
16191 (option_map): Include --print-sysroot-headers-suffix.
16192 (display_help): Mention -print-sysroot-headers-suffix.
16193 (process_command): Handle -print-sysroot-headers-suffix.
16194 (do_spec_1): Append multilib directory to include-fixed path if
16195 sysroot suffixes in use.
16196 (main): Handle -print-sysroot-headers-suffix.
16197 * Makefile.in (start.encap): Don't depend on xlimits.h
16198 (xlimits.h): Remove.
16199 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16200 limits.h for each multilib in fixinc_list.
16201 (fixinc_list, s-fixinc_list): New.
16202 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16203 generate them for each multilib in fixinc_list.
16204 (stmp-fixproto): Use include-fixed. Run fixproto for each
16205 multilib in fixinc_list.
16206 (mostlyclean): Don't remove xlimits.h.
16207 (clean): Remove include-fixed.
16208 (real-install-headers-tar, real-install-headers-cpio,
16209 real-install-headers-cp): Don't copy include, only include-fixed.
16210 (install-mkheaders): Depend on fixinc_list. Don't depend on
16211 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16212 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16213 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16215 2007-03-06 Jan Hubicka <jh@suse.cz>
16217 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16220 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16222 * configure.ac: Allow tm_file to contain build-directory files.
16223 * configure: Regenerate.
16224 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16225 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16226 * config/m68k/print-sysroot-suffix.sh: New file.
16228 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16230 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16231 of pic_offset_table_rtx if reload_completed.
16232 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16233 PIC_OFFSET_TABLE_REGNUM.
16234 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16236 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16237 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16239 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16241 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16242 functions that call eh_return.
16244 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16246 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16247 functions that need a constant pool.
16249 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16252 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16253 (m68k_preferred_reload_class): Likewise.
16254 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16255 (SECONDARY_RELOAD_CLASS): Define.
16256 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16257 (LIMIT_RELOAD_CLASS): Delete.
16258 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16259 registers from storing bytes.
16260 (m68k_secondary_reload_class): New function.
16261 (m68k_preferred_reload_class): Likewise.
16263 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16265 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16267 (m68k_expand_prologue): Likewise.
16269 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16271 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16272 (mips_expand_epilogue): Add a bool parameter.
16273 (m68k_legitimize_sibcall_address): Declare.
16274 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16275 (m68k_expand_epilogue): Add a parameter to select between sibling
16276 and normal epilogues. Only generate a return for the latter.
16277 (m68k_ok_for_sibcall_p): New function.
16278 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16279 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16280 (sibcall_value, *sibcall_value): Likewise.
16281 (*call, *call_value): Require !SIBLING_CALL_P.
16282 (epilogue): Update call to m68k_expand_epilogue.
16283 (sibcall_epilogue): New pattern.
16284 * config/m68k/predicates.md (const_call_operand): Say that this
16285 predicate applies to sibling calls too.
16286 (sibcall_operand): New predicate.
16288 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16290 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16291 alternatives as movsi_cf.
16292 (movsf_cf_hard): Add commentary.
16294 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16295 Richard Sandiford <richard@codesourcery.com>
16297 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16298 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16299 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16300 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16301 as being live on exit from an interrupt function.
16302 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16303 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16304 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16305 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16306 (m68k_interrupt_function_p): Globalize.
16307 (m68k_compute_frame_layout): Remove reverse mask code.
16308 (m68k_emit_movem, m68k_set_frame_related): New functions.
16309 (m68k_output_function_prologue): Delete in favor of...
16310 (m68k_expand_prologue): ...this new function.
16311 (m68k_output_function_epilogue): Delete in favor of...
16312 (m68k_expand_epilogue): ...this new function.
16313 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16315 (print_operand): Handle %?.
16316 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16317 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16318 (prologue, epilogue): New patterns.
16319 (return): Turn into a define_expand.
16320 (*return): New pattern, derived from old "return" pattern. Use rte
16321 rather than rts for interrupt functions. Only use rtd if the pop
16323 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16324 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16325 (link, *link, unlink, *unlink, load_got): Likewise.
16327 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16331 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16332 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16333 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16334 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16335 and m68k_matches_u_p.
16336 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16337 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16338 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16339 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16340 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16341 (REG_STRICT_P): New macro.
16342 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16343 PCREL_GENERAL_OPERAND_OK.
16344 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16345 m68k_legitimate_base_reg_p.
16346 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16347 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16348 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16349 * config/m68k/m68k.c (m68k_address): New structure.
16350 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16351 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16352 (m68k_jump_table_ref_p, m68k_decompose_address)
16353 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16354 (m68k_matches_u_p): New functions.
16355 (print_operand_address): Rewrite to use m68k_decompose_index.
16357 2007-03-05 David Taylor <dtaylor@emc.com>
16359 * gcc.c: Correct copyright date in --version output.
16361 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16363 * pa.md: In unamed move patterns, disparge copies between general
16364 and floating point registers using '?' modifier. Don't include 'f'
16365 constraint for register preferences in DImode, SImode, HImode and
16366 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16367 Remove constraints for copies between general and floating registers
16368 in soft-float DFmode pattern.
16369 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16373 2007-03-05 Mike Stump <mrs@apple.com>
16375 * c-common.c (targetcm): Add.
16376 * c-opts.c (c_common_handle_option): Handle language specific
16378 * opts.c (handle_option): Verify language for target options, if
16380 * opth-gen.awk: Add CL_LANG_ALL.
16381 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16382 (TARGETCM_INITIALIZER): Add.
16383 * target.h (struct gcc_targetcm): Add.
16385 * targhooks.c (default_handle_c_option): Add.
16386 * targhooks.h (default_handle_c_option): Add.
16387 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16389 * config/darwin.opt (iframework): Add.
16390 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16391 * config/darwin-c.c (handle_c_option): Add.
16392 (TARGET_HANDLE_C_OPTION): Add.
16394 * doc/invoke.texi (Darwin Options): Add -iframework.
16396 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16398 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16401 2007-03-05 Ian Lance Taylor <iant@google.com>
16403 * c.opt (fgnu89-inline): New option.
16404 * c-opts.c (c_common_post_options): Set default value for
16406 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16407 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16409 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16410 (grokdeclarator, start_function): Likewise.
16411 * c-cppbuiltin.c (c_cpp_builtins): Define either
16412 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16413 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16414 (C Dialect Options): Document -fgnu89-inline.
16415 * doc/extend.texi (Function Attributes): Explain what the
16416 gnu_inline attribute does.
16417 * doc/cpp.texi (Common Predefined Macros): Document
16418 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16420 2007-03-05 Ian Lance Taylor <iant@google.com>
16422 PR tree-optimization/31034
16423 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16424 half-range if the other side is an overflow infinity.
16426 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16428 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16429 (bfin*-linux-uclibc*): New configuration.
16430 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16432 * config/bfin/linux.h: New file.
16433 * config/bfin/libgcc-bfin.ver: New file.
16434 * config/bfin/t-bfin-uclinux: New file.
16435 * config/bfin/t-bfin-linux: New file.
16436 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16437 (TARGET_OS_CPP_BUILTINS): New macro.
16439 2007-03-05 Richard Guenther <rguenther@suse.de>
16441 * fold-const.c (fold_binary): Remove duplicate folding
16442 of comparison of non-null ADDR_EXPR against null.
16444 2007-03-05 Richard Guenther <rguenther@suse.de>
16445 Dorit Nuzman <dorit@il.ibm.com>
16447 PR tree-optimization/26420
16448 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16449 are no loops in the function. Only print the number of
16450 vectorized loops if it is greater than zero or we are supposed
16451 to print information about unvectorized loops.
16453 2007-03-05 Revital Eres <eres@il.ibm.com>
16455 * gcc.dg/var-expand1.c: New test.
16456 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16457 when an accumulator is expanded.
16459 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16462 * c-common.c (convert_and_check): Don't give warnings for
16463 conversion if 'expr' already overflowed.
16465 2007-03-04 Roger Sayle <roger@eyesopen.com>
16467 PR middle-end/30744
16468 * fold-const.c (fold_comparison): Enforce type consistency when
16469 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16471 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16473 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16474 containing a cast to the base of TARGET_MEM_REF.
16476 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16478 * tree.c (tree_contains_struct_check_failed): Remove spurious
16479 whitespace from error message.
16481 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16484 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16485 instead of precision.
16487 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16488 Nathan Sidwell <nathan@codesourcery.com>
16490 * emit-rtl.c (find_auto_inc): New.
16491 (try_split): recreate REG_INC notes,
16492 Use regular for loops rather than whiles.
16494 2007-03-03 Andreas Schwab <schwab@suse.de>
16496 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16497 * configure: Regenerate.
16499 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16501 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16502 flag_rounding_math, not flag_unsafe_math_optimizations.
16504 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16506 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16507 alpha_fold_vector_minmax): Likewise.
16508 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16509 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16511 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16513 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16514 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16515 if the lhs has side-effects.
16516 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16518 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16520 * config/i386/i386.h (TUNEMASK): Remove define.
16521 (ARCHMASK): Remove define.
16522 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16523 Use ix86_arch_mask variable instead of ARCHMASK.
16524 * config/i386/i386.c (override_options): Ditto.
16525 (standard_80387_constant_p): Ditto.
16527 2007-03-02 Ian Lance Taylor <iant@google.com>
16529 Used signed infinities in VRP.
16530 * tree-vrp.c (uses_overflow_infinity): New static function.
16531 (supports_overflow_infinity): New static function.
16532 (make_overflow_infinity): New static function.
16533 (negative_overflow_infinity): New static function.
16534 (positive_overflow_infinity): New static function.
16535 (is_negative_overflow_infinity): New static function.
16536 (is_positive_overflow_infinity): New static function.
16537 (is_overflow_infinity): New static function.
16538 (overflow_infinity_range_p): New static function.
16539 (compare_values_warnv): New function split out of compare_values.
16540 (compare_value): Call it.
16541 (set_value_range_to_nonnegative): Add overflow_infinity
16542 parameter. Change caller.
16543 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16545 (vrp_expr_computes_nonzero): Likewise.
16546 (compare_ranges, compare_range_with_value): Likewise.
16547 (compare_name_with_value, compare_names): Likewise.
16548 (vrp_evaluate_conditional): Likewise.
16549 (set_value_range): Handle infinity
16550 (vrp_operand_equal_p, operand_less_p): Likewise.
16551 (extract_range_from_assert): Likewise.
16552 (vrp_int_const_binop): Likewise.
16553 (extract_range_from_binary_expr): Likewise.
16554 (extract_range_from_unary_expr): Likewise.
16555 (extract_range_from_comparison): Likewise.
16556 (extract_range_from_expr): Likewise.
16557 (dump_value_range): Likewise.
16558 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16559 (test_for_singularity): Likewise.
16560 (vrp_int_const_binop): Remove inline qualifier.
16561 (adjust_range_with_scev): Add comment.
16562 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16564 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16566 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16567 (get_constraint_for): Likewise.
16568 (do_structure_copy): Likewise.
16569 (find_func_aliases): Fix references to MODIFY_EXPR.
16570 (intra_create_variable_infos): Tidy.
16571 * tree-ssa-operands.c (add_virtual_operand): Add argument
16573 When adding members of alias sets, if IS_CALL_SITE is true and
16574 the symbol is not call-clobbered, skip it.
16575 Adjust all callers.
16577 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16579 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16580 entry by means of emit_insn_at_entry.
16582 2007-03-02 Richard Henderson <rth@redhat.com>
16584 * expr.h (promoted_input_arg): Remove decl.
16585 * function.c (promoted_input_arg): Merge into ...
16586 * combine.c (setup_incoming_promotions): ... only caller.
16587 Rearrange to avoid double loop.
16589 2007-03-02 Ben Elliston <bje@au.ibm.com>
16590 Peter Bergner <bergner@vnet.ibm.com>
16591 Janis Johnson <janis187@us.ibm.com>
16593 * config/rs6000/dfp.md: New file.
16594 * config/rs6000/rs6000.md: Include dfp.md.
16595 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16596 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16597 and TDmode decimal float modes in FP registers.
16598 (num_insns_constant): Likewise.
16599 (rs6000_legitimate_offset_address_p): Likewise.
16600 (rs6000_legitimize_address): Likewise.
16601 (rs6000_legitimize_reload_address): Likewise.
16602 (rs6000_legitimate_address): Likewise.
16603 (rs6000_emit_move): Likewise.
16604 (function_arg_boundary): Likewise.
16605 (function_arg_advance): Likewise.
16606 (rs6000_darwin64_record_arg_recurse): Likewise.
16607 (function_arg): Likewise.
16608 (rs6000_gimplify_va_arg): Likewise.
16609 (rs6000_split_multireg_move): Likewise.
16610 (rs6000_output_function_epilogue): Likewise.
16611 (rs6000_output_function_epilogue): Likewise.
16612 (rs6000_register_move_cost): Likewise.
16613 (rs6000_function_value): Likewise.
16614 (rs6000_libcall_value): Likewise.
16616 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16618 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16620 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16622 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16623 Use $MULTIDIR to choose between the kernel and RTP headers,
16624 and use $WIND_BASE and $WIND_USR to locate them.
16626 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16628 * config/i386/i386.c (override_options): Put initialization of
16629 ix86_tune_mask and ix86_arch_mask to the correct place.
16631 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16632 Michael Meissner <michael.meissner@amd.com>
16635 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16636 (ARCHMASK): Define.
16637 (TARGET_CMOVE): Use ARCHMASK.
16638 (TARGET_CMPXCHG): Ditto.
16639 (TARGET_CMPXCHG8B): Ditto.
16640 (TARGET_XADD): Ditto.
16641 (TARGET_BSWAP): Ditto.
16642 * config/i386/i386.c (ix86_tune_mask): New global variable.
16643 (ix86_arch_mask): Ditto.
16644 (override_options): Initialize ix86_tune_mask and
16645 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16648 2007-03-02 Ben Elliston <bje@au.ibm.com>
16651 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16653 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16655 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16656 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16657 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16658 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16660 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16661 rs6000_init_dwarf_reg_sizes_extra): New.
16662 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16663 SPE register high parts.
16665 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16667 * Makefile.in: Add install-pdf target as
16668 copied from automake v1.10 rules.
16669 * configure.ac: Add install-pdf to target list.
16670 * configure: Regenerate.
16672 2007-03-01 Paul Brook <paul@codesourcery.com>
16674 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16675 modes to LDRD for DImode.
16676 (output_move_double): Fixup out of range ldrd/strd.
16677 (vfp_secondary_reload_class): Rename...
16678 (coproc_secondary_reload_class): ... to this. Add wb argument.
16679 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16680 coproc_secondary_reload_class for CLASS_IWMMXT.
16681 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16682 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16684 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16686 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16687 unroll factor by the estimated number of iterations.
16688 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16689 than prefetch latency.
16691 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16692 decode_caches_intel, detect_caches_intel): New functions.
16693 (host_detect_local_cpu): Use detect_caches_amd and
16694 detect_caches_intel.
16696 2007-03-01 Richard Henderson <rth@redhat.com>
16698 * expr.c (emit_move_complex_push): Export.
16699 (emit_move_complex_parts): Split out from ...
16700 (emit_move_complex): ... here.
16701 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16702 * config/i386/i386.md (movcdi): New.
16704 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16706 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16707 size of mode1 to check for tieable modes in MMX case.
16709 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16711 * Makefile.in (rtlanal.o): Depend on tree.h.
16712 * rtl.h (offset_within_section_p, split_const): Declare.
16713 * rtlanal.c: Include tree.h.
16714 (offset_within_block_p): New function, taken from
16715 mips_offset_within_object_p.
16716 (split_const): New function, taken from mips_split_const.
16717 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16719 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16720 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16721 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16722 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16723 (m68k_illegitimate_symbolic_constant_p): New function.
16724 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16725 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16726 symbolic constant that might be outside the symbol's section,
16727 move the symbol first and then add the offset.
16728 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16730 * config/mips/mips.c (mips_split_const): Delete.
16731 (mips_offset_within_object_p): Delete.
16732 (mips_symbolic_constant_p): Use offset_within_section_p and
16733 split_const instead of mips_offset_within_object_p and
16735 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16736 (mips_legitimize_const_move, print_operand_reloc)
16737 (mips_dangerous_for_la25_p): Use split_const instead of
16740 2007-02-28 Eric Christopher <echristo@apple.com>
16742 * Makefile.in (install-include-dir): Don't rm -rf include.
16744 2007-02-28 Richard Guenther <rguenther@suse.de>
16746 PR middle-end/30364
16747 * fold-const.c (fold_binary): Do not associate expressions
16748 with more than one variable for integer types that do not wrap.
16750 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16752 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16753 Delete, and replace with...
16754 (fold_builtin_call_array): This. Update callers to use it.
16755 * fold-const.c (fold_build_call_list): Delete, and replace with...
16756 (fold_build_call_array): This.
16757 (fold_build_call_list_initializer): Delete, and replace with...
16758 (fold_build_call_array_initializer): This.
16759 * tree.h: Update declarations to reflect above changes.
16761 * c-typeck.c (build_function_call): Store converted arguments
16762 in a stack-allocated array instead of building a list.
16763 (convert_arguments): Store arguments in the array passed in as an
16764 argument, and return the actual number of arguments.
16765 * c-format.c: (check_function_format): Pass arguments in an
16766 array instead of a list.
16767 * c-common.c (check_function_nonnull): Likewise.
16768 (check_function_sentinel): Likewise.
16769 (check_function_arguments): Likewise.
16770 * c-common.h: Update declarations to reflect above changes.
16772 2007-02-28 Jan Hubicka <jh@suse.cz>
16774 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16775 PRED_NEGATIVE_RETURN): Update outcomes.
16777 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16779 * calls.c (emit_library_call_value_1): Handle partial registers
16780 correctly when building up CALL_INSN_FUNCTION_USAGE.
16782 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16784 * pa/predicates.md (move_src_operand): Allow zero for mode.
16785 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16788 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16791 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16792 *movv2df_internal): Enable pattern only for valid operand
16794 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16795 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16797 2007-02-27 Mike Stump <mrs@apple.com>
16799 * config/darwin-crt3.c: Avoid compilation when compiling for a
16802 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16804 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16806 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16807 for fixed headers and limits.h.
16808 (install-include-dir, install-headers-tar, install-headers-cpio,
16809 install-headers-cp, real-install-headers-tar,
16810 real-install-headers-cpio, real-install-headers-cp): Handle
16811 include-fixed as well as include.
16812 (install-mkheaders): Don't install files that go only in include
16814 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16815 from GCC_INCLUDE_DIR.
16816 * gcc.c (process_command): Remove special -BstageN/ handling.
16817 (do_spec_1): Add include-fixed directories.
16819 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16821 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16823 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16825 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16828 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16830 * c-common.c (get_priority): Add check for
16831 SUPPORTS_INIT_PRIORITY.
16833 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16835 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16837 * config/bfin/bfin.c: Include "cfglayout.h".
16838 (MAX_LSETUP_DISTANCE): New macro.
16839 (struct loop_info): New members incoming, incoming_src and
16840 incoming_dest. Delete member predecessor.
16841 (length_for_loop): New function.
16842 (bfin_optimize_loop): Handle more different loop structures.
16843 (bfin_discover_loop): Rework detection of predecessor blocks by
16844 examining incoming edges.
16845 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16847 (bfin_reorder_loops): New function.
16848 (bfin_reorg_loops): Use these three new functions.
16850 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16851 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16852 (CONSTRAINT_LEN): Add entry for 'q'.
16853 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16854 Add 'q' constraints.
16855 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16856 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16858 * config/bfin/bfin.md (add_with_carry): New pattern.
16859 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16860 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16861 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16862 support unsigned multiplies too. Removed incorrect commutativity from
16863 operand 1 constraint where appropriate.
16864 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16866 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16867 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16869 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16870 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16871 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16872 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16873 usmulhisi_hh_huh): New patterns.
16875 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16876 lshifthi3): Fix output template to use half reg for operand 2.
16878 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16881 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16883 2007-02-27 Andreas Schwab <schwab@suse.de>
16885 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16887 2007-02-27 Jan Hubicka <jh@suse.cz>
16889 * predict.c (last_basic_block_p): Remove.
16890 (tree_estimate_probability): Update return heuristic for commonized
16893 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16895 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16897 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16899 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16900 * doc/cpp.texi: Standardize title page.
16901 * doc/cppinternals.texi: Likewise.
16902 * doc/gcc.texi: Standardize title page, remove version number
16903 from copyright page.
16904 * doc/gccint.texi: Likewise.
16905 * doc/install.texi: Standardize title page, add table of
16908 2007-02-26 Jan Hubicka <jh@suse.cz>
16910 * predict.def: Set outcomes according to more recent results.
16911 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16912 Remove dead predictors.
16913 * predict.c (return_prediction): Fix pasto.
16915 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16917 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16918 change; avoid a memory leak when returning early.
16920 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16922 * c-decl.c (static_ctors): Move to c-common.c.
16923 (static_dtors): Likewise.
16924 (finish_function): Use c_record_cdtor_fn.
16925 (build_cdtor): Move to c-common.c.
16926 (c_write_global_declarations): Use c_build_cdtor_fns.
16927 * c-common.h (static_ctors): Declare.
16928 (static_dtors): Likewise.
16929 (c_record_cdtor_fn): Likewise.
16930 (c_build_cdtor_fns): Likewise.
16931 * c-common.c (static_ctors): New variable.
16932 (static_dtors): Likewise.
16933 (c_record_cdtor_fn): New function.
16934 (build_cdtor): Move from c-decl.c
16935 (c_build_cdtor_fns): New function.
16937 * output.h (assemble_addr_to_section): Declare.
16938 (get_cdtor_priority_section): Likewise.
16939 * varasm.c (assemble_addr_to_section): New function.
16940 (get_cdtor_priority_section): Likewise.
16941 (default_named_section_asm_out_destructor): Use them.
16942 (destor_dtor_section_asm_out_destructor): Likewise.
16943 (default_named_section_asm_out_constructor): Likewise.
16944 (default_ctor_section_asm_out_constructor): Likewise.
16945 * config.gcc (*-*-vxworks*): Include vxworks.o.
16946 * config/t-vxworks (vxworks.o): New target.
16947 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16948 (TARGET_ASM_CONSTRUCTOR): Define.
16949 (TARGET_ASM_DESTRUCTOR): Likewise.
16950 (vxworks_asm_out_constructor): Declare.
16951 (vxworks_asm_out_destructor): Likewise.
16953 * c-common.c (get_priority): Check that we have not just an
16954 INTEGER_CST, but an integer constant with integeral type.
16956 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16958 PR tree-optimization/30938
16959 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16960 use &dt[nargs-1] instead of &dt[nargs] in the call to
16961 vect_is_simple_use().
16963 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16965 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16966 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16967 Do not attempt to handle MEM inside auto-inc expressions.
16968 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16969 of a register modified by an auto-inc expression. However, do handle
16970 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16971 (elimination_effects): Prohibit elimination of a register modified
16972 by an auto-inc expression. Disable register elimination rules whose
16973 target register is modified by an auto-inc expression with variable
16976 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16978 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16980 (array_at_struct_end_p): New function.
16981 (idx_infer_loop_bounds): Use it.
16982 (estimate_numbers_of_iterations_loop): Export.
16983 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16984 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16985 (tree_estimate_probability): Call record_loop_exits.
16986 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16987 (estimated_loop_iterations, estimated_loop_iterations_int,
16988 estimated_loop_iterations_tree): New functions.
16989 (analyze_siv_subscript_cst_affine,
16990 compute_overlap_steps_for_affine_1_2,
16991 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16992 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16993 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16994 (PRED_LOOP_ITERATIONS_GUESSED): New.
16995 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16996 * cfgloop.h (estimate_numbers_of_iterations_loop,
16997 estimated_loop_iterations_int): Declare.
16999 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17001 * doc/extend.texi: Document optional priority argument to
17002 constructors and destructors.
17003 * tree.c (init_priority_for_decl): Adjust GTY markers.
17004 (init_ttree): Use priority-info hash functions for
17005 init_priority_for_decl.
17006 (tree_map_eq): Rename to ...
17007 (tree_map_base_eq): ... this.
17008 (tree_map_marked_p): Rename to ...
17009 (tree_map_base_marked_p): ... this.
17010 (tree_map_base_hash): New function.
17011 (decl_init_priority_lookup): Rework.
17012 (decl_fini_priority_lookup): New function.
17013 (decl_priority_info): New function.
17014 (decl_init_priority_insert): Use it.
17015 (decl_fini_priority_insert): Likewise.
17016 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17018 (decl_restrict_base_insert): Likewise.
17019 (decl_debug_expr_insert): Likewise.
17020 (decl_value_expr_lookup): Likewise.
17021 (decl_value_expr_insert): Likewise.
17022 * tree.h (priority_type): New type.
17023 (decl_init_priority_lookup): Use priority_type.
17024 (decl_fini_priority_lookup): New function.
17025 (decl_init_priority_insert): Use priority_type.
17026 (decl_fini_priority_insert): New function.
17027 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17028 (DECL_INIT_PRIORITY): Likewise.
17029 (SET_DECL_INIT_PRIORITY): Add comment.
17030 (DECL_FINI_PRIORITY): New macro.
17031 (SET_DECL_FINI_PRIORITY): Likewise.
17032 (DEFAULT_INIT_PRIORITY): Document.
17033 (MAX_INIT_PRIORITY): Likewise.
17034 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17035 (tree_map_base): New type.
17036 (tree_map_base_eq): New function.
17037 (tree_map_base_hash): Likewise.
17038 (tree_map_base_marked_p): Likewise.
17039 (tree_map): Inherit from tree_map_base.
17040 (tree_map_eq): Make it a macro.
17041 (tree_map_marked_p): Likewise.
17042 (tree_int_map): Inherit from tree_map_base.
17043 (tree_int_map_eq): Make it a macro.
17044 (tree_int_map_hash): Likewise.
17045 (tree_int_map_marked_p): Likewise.
17046 (tree_priority_map): New type.
17047 (tree_priority_map_eq): New macro.
17048 (tree_priority_map_hash): Likewise.
17049 (tree_priority_map_marked_p): Likewise.
17050 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17052 (emutls_common_1): Likewise.
17053 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17054 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17055 of tree_map hierarchy.
17056 * tree-cfg.c (move_stmt_r): Likewise.
17057 (new_label_mapper): Likewise.
17058 * c-tree.h (c_expand_body): Move to ...
17059 * c-common.h (c_expand_body): ... here.
17060 * c-decl.c (c_expand_body): Move to ...
17061 * c-common.c (c_expand_body): ... here.
17062 (c_common_attribute_table): Allow 1 argument for the constructor
17063 and destructor attributes.
17064 (get_priority): New function.
17065 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17066 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17068 2007-02-24 Jan Hubicka <jh@suse.cz>
17070 PR middle-end/30509
17071 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17072 copying for inlining.
17074 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17075 Jan Hubicka <jh@suse.cz>
17078 * i386.c (counter_mode): New function.
17079 (expand_set_or_movmem_via_loop): Use it.
17080 (expand_movmem_epilogue): Likewise; fix pasto.
17081 (ix86_expand_movmem): Do emit guard even for constant counts.
17082 (ix86_expand_setmem): Likewise.
17084 2007-02-25 Nick Clifton <nickc@redhat.com>
17086 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17087 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17089 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17092 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17093 count argument with 0x10, not with 0x16.
17094 (expand_setmem_epilogue): Ditto.
17096 2007-02-24 Mike Stump <mrs@apple.com>
17098 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17101 2007-02-24 Richard Guenther <rguenther@suse.de>
17103 PR middle-end/30951
17104 * fold-const.c (fold_binary): Fold x +- CST op x for
17105 EQ_EXPR and NE_EXPR.
17107 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17109 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17111 2007-02-24 Jan Hubicka <jh@suse.cz>
17113 * cgraphunit.c (decide_is_function_needed): Honor
17114 -fkeep-inline-functions.
17116 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17118 * builtins.c (fold_builtin_modf): New.
17119 (fold_builtin_2): Use it.
17121 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17123 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17124 (determine_max_iter): Take additional LOOP arg; all callers changed.
17125 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17126 one using simplifications.
17127 (simplify_using_initial_values): Return if the expression becomes
17128 invalid due to altered regs.
17130 2007-02-23 DJ Delorie <dj@redhat.com>
17132 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17134 2007-02-23 Mike Stump <mrs@apple.com>
17136 * tlink.c (scan_linker_output): Parse linker messages from
17137 darwin9's linker better.
17139 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17142 * varpool.c (varpool_assemble_pending_decls): Set
17143 varpool_last_needed_node to null.
17145 2007-02-23 DJ Delorie <dj@redhat.com>
17147 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17148 alignment bigger than the object file can handle.
17150 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17153 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17154 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17155 (*movsf_1): Penalize MMX moves.
17157 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17159 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17160 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17162 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17164 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17166 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17167 (fold_builtin_1): Use them.
17168 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17169 BUILT_IN_SIGNIFICAND.
17171 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17173 * config/i386/i386.c (bdesc_1arg): Initialize
17174 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17175 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17176 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17177 and IX86_BUILTIN_MOVSLDUP.
17179 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17181 PR rtl-optimization/30841
17182 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17184 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17186 * builtins.c (fold_builtin_frexp): New.
17187 (fold_builtin_2): Use it.
17189 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17191 * doc/invoke.texi (Spec Files): Document getenv spec function.
17193 * gcc.c (getenv_spec_function): New function.
17194 (static_spec_functions): Add it.
17195 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17196 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17199 2007-02-22 Michael Matz <matz@suse.de
17202 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17203 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17205 2007-02-22 Ian Lance Taylor <iant@google.com>
17208 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17209 (mem_loc_descriptor): Call it.
17211 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17212 Ira Rosen <irar@il.ibm.com>
17214 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17216 2007-02-22 Ira Rosen <irar@il.ibm.com>
17218 PR tree-optimization/30843
17219 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17220 stores only after all the group is vectorized.
17222 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17224 PR tree-optimization/30858
17225 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17226 in the reduction cycle have a single use in the loop.
17227 * tree-vectorizer.h (relevant): Add documentation.
17229 2007-02-20 Mike Stump <mrs@apple.com>
17231 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17232 * configure: Regenerate.
17234 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17236 Change the defaults of some parameters and options.
17237 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17238 * config/spu/spu.c (spu_optimization_options): Add.
17239 (spu_override_options): Change params in spu_optimization_options.
17240 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17242 Register 127 is only 16 byte aligned when used as a frame pointer.
17243 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17244 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17245 HARD_FRAME_POINTER_REGNUM.
17246 (spu_legitimate_address): Use regno_aligned_for_reload.
17247 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17248 aligned when frame_pointer_needed is true.
17249 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17251 * config/spu/spu.h (INIT_EXPANDERS): Define.
17253 Make sure shift and rotate instructions have valid immediate operands.
17254 * config/spu/predicates.md (spu_shift_operand): Remove.
17255 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17256 * config/spu/constraints.md (W, O): Extend range.
17257 * config/spu/spu.md (umask, nmask): Define.
17258 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17259 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17260 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17261 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17262 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17263 (lshr<mode>3_reg): Fix rtl description.
17265 Make sure mulhisi immediate operands are valid.
17266 * config/spu/predicates.md (imm_K_operand): Add.
17267 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17269 Generate constants using fsmbi and andi.
17270 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17271 (print_operand, spu_split_immediate, classify_immediate,
17272 fsmbi_const_p): Handle IC_FSMBI2.
17274 Correctly handle a CONST_VECTOR containing symbols.
17275 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17276 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17277 (immediate_load_p): Allow symbols that use 2 instructions to create.
17278 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17279 with symbols when flag_pic is set.
17280 (const_vector_immediate_p): New.
17281 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17282 accept a CONST_VECTOR with symbols.
17283 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17284 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17286 * config/spu/spu.md (high, low): Delete.
17287 (low_<mode>): Define.
17289 Remove INTRmode and INTR_REGNUM, which didn't work.
17290 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17292 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17293 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17294 peephole2 pattern): Don't use INTR or 131.
17295 (movintrcc): Delete.
17296 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17297 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17298 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17299 (UNSPEC_SET_INTR): Add.
17300 * config/spu/spu-modes.def (INTR): Remove.
17302 More accurate warnings about run-time relocations.
17303 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17305 Correctly warn about immediate arguments to specific intrinsics.
17306 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17307 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17308 the instruction predicate.
17310 Fix tree check errors with latest update.
17311 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17313 (spu_expand_builtin): Use CALL_EXPR_FN.
17315 Add missing specific intrinsics.
17316 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17318 * config/spu/spu_internals.h: Ditto.
17320 Fix incorrect operand modifiers.
17321 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17322 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17324 Optimize one case of zero_extend of a vec_select.
17325 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17327 Accept any immediate for hbr.
17328 * config/spu/spu.md (hbr): Change s constraints to i.
17330 2007-02-21 Paul Brook <paul@codesourcery.com>
17332 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17333 condexec_count when skipping USE and CLOBBER.
17335 2007-02-21 Nick Clifton <nickc@redhat.com>
17337 * common.opt (Warray-bounds): Add Warning attribute.
17338 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17340 (fsized-zeroes): Add Optimization attribute.
17341 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17342 * c.opt (Wc++0x-compat): Add Warning attribute.
17344 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17346 PR middle-end/30761
17347 * reload1.c (eliminate_regs_in_insn): In the single_set special
17348 case, attempt to re-recognize the insn before falling back to
17349 having reload fix it up.
17351 2007-02-20 Eric Christopher <echristo@gmail.com>
17353 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17354 Rewrite accordingly.
17355 (frv_read_iacc_argument): Ditto.
17356 (frv_expand_set_builtin): Take a call instead of arglist, update for
17358 (frv_expand_unop_builtin): Ditto.
17359 (frv_expand_binop_builtin): Ditto.
17360 (frv_expand_cut_builtin): Ditto.
17361 (frv_expand_binopimm_builtin): Ditto.
17362 (frv_expand_voidbinop_builtin): Ditto.
17363 (frv_expand_int_void2arg): Ditto.
17364 (frv_expand_prefetches): Ditto.
17365 (frv_expand_voidtriop_builtin): Ditto.
17366 (frv_expand_voidaccop_builtin): Ditto.
17367 (frv_expand_load_builtin): Ditto.
17368 (frv_expand_store_builtin): Ditto.
17369 (frv_expand_mdpackh_builtin): Ditto.
17370 (frv_expand_mclracc_builtin): Ditto.
17371 (frv_expand_mrdacc_builtin): Ditto.
17372 (frv_expand_mwtacc_builtin): Ditto.
17373 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17376 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17378 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17379 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17381 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17382 point instructions.
17383 * configure: Regenerate.
17384 * config.in: Regenerate.
17385 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17386 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17387 masks to power6 and power6x and to POWERPC_MASKS.
17388 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17390 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17391 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17392 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17393 Access PROTOTYPE as variable, not mask.
17395 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17397 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17398 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17399 * combine.c (adjust_for_new_dest): Use it.
17400 * postreload.c (reload_combine): Likewise.
17402 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17404 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17405 notes on an insn with multiple sets, even if single_set returns
17406 non-NULL for that insn.
17408 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17410 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17411 scalbn and scalbln.
17413 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17415 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17416 if user didn't pass it.
17417 * config/i386/darwin.h (CC1_SPEC): Likewise.
17418 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17419 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17420 -mmacosx-version-min.
17422 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17423 Uros Bizjak <ubizjak@gmail.com>
17425 * optabs.h (enum optab_index): Add new OTI_scalb.
17426 (scalb_optab): Define corresponding macro.
17427 * optabs.c (init_optabs): Initialize scalb_optab.
17428 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17430 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17431 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17432 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17433 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17434 flag_unsafe_math_optimizations is set.
17436 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17437 to implement scalbf, scalb and scalbl built-ins as inline x87
17440 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17441 DJ Delorie <dj@redhat.com>
17444 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17445 (diagnostic_report_diagnostic): ... here, and turn them into real
17446 errors. If warnings are inhibited, no need to do anything.
17448 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17450 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17451 better code generation.
17453 2007-02-20 Ben Elliston <bje@au.ibm.com>
17455 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17457 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17459 * config/alpha/alpha.c, config/alpha/alpha.md,
17460 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17461 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17462 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17463 config/arm/lib1funcs.asm: Follow spelling conventions.
17465 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17466 config/fr30/fr30.md, config/i386/i386.h,
17467 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17468 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17469 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17470 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17471 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17472 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17473 config/sparc/sparc.c, config/sparc/sparc.h,
17474 config/sparc/sparc.md, config/spu/constraints.md,
17475 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17478 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17481 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17484 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17486 * doc/invoke.texi (-ftree-lrs): Remove.
17488 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17490 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17493 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17495 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17496 new CALL_EXPR_FN macro for retrieving the function
17497 declaration of the input expression.
17499 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17501 * c.opt (Waddress): New.
17502 * common.opt (Walways-true): Delete.
17503 (Wstring-literal-comparison): Delete.
17504 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17505 -Wstring-literal-comparison. Add -Waddress.
17507 (Walways-true): Delete.
17508 (Wstring-literal-comparison): Delete.
17509 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17510 consistently instead of -Walways-true in example.
17511 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17512 * c-typeck.c (parser_build_binary_op): Replace
17513 -Wstring-literal-comparison and -Walways-true with -Waddress.
17514 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17517 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17519 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17520 without DECL_STRUCT_FUNCTION initialized.
17522 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17524 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17525 due to calls to functions taking pointers as parameters.
17527 2007-02-19 Richard Henderson <rth@redhat.com>
17530 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17533 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17535 * config/s390/s390.c (s390_call_saved_register_used,
17536 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17537 accessed to the new scheme.
17539 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17541 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17542 (cris_print_index, cris_print_operand, cris_print_operand_address)
17543 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17544 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17545 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17546 GET_CODE () == xxx.
17547 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17548 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17549 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17550 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17551 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17552 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17553 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17554 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17555 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17556 (uminsi3, call, call_value): Ditto.
17557 (define_split: indir_to_reg_split, unnamed): Ditto.
17559 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17561 PR tree-optimization/30975
17562 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17565 2007-02-18 Eric Christopher <echristo@gmail.com>
17567 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17568 Remove use of arglist.
17569 (mips_expand_builtin): Remove use of arglist, pass in expr.
17570 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17571 (mips_expand_builtin_movtf): Ditto.
17572 (mips_expand_builtin_compare): Ditto.
17574 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17576 * tree-sra.c (sra_build_assignment): Replace assertion
17577 checking with a comment explaining why it can't be done.
17579 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17581 PR middle-end/30833
17582 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17583 during CALL_EXPR representation conversion.
17584 * tree-ssa-propagate.c (set_rhs): Likewise.
17586 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17588 * tree-sra.c (sra_build_assignment): Disable assertion checking
17591 2007-02-18 Roger Sayle <roger@eyesopen.com>
17593 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17594 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17595 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17597 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17598 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17599 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17600 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17601 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17602 force_gimple_operand): Likewise.
17603 * ipa-cp.c (constant_val_insert): Likewise.
17604 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17605 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17606 perfect_nestify): Likewise.
17607 * langhooks.c (lhd_omp_assignment): Likewise.
17608 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17609 lower_copyprivate_clauses, lower_send_clauses,
17610 lower_send_shared_vars, expand_parallel_call,
17611 expand_omp_for_generic, expand_omp_for_static_nochunk,
17612 expand_omp_for_static_chunk, expand_omp_sections,
17613 lower_omp_single_copy, lower_omp_for_lastprivate,
17614 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17615 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17616 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17619 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17621 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17622 config/sh/sh.md: Follow spelling conventions.
17624 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17625 config/frv/predicates.md: Follow spelling conventions.
17627 * config/m68k/linux-unwind.h: Fix a comment typo.
17628 * target.h: Follow spelling conventions.
17630 2007-02-18 Roger Sayle <roger@eyesopen.com>
17632 PR rtl-optimization/28173
17633 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17634 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17635 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17636 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17637 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17639 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17641 * builtins.c (fold_builtin_load_exponent): New.
17642 (fold_builtin_2): Use it.
17644 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17646 PR rtl-optimization/30773
17647 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17648 if we fail to attach a REG_EQUIV note.
17650 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17651 Roger Sayle <roger@eyesopen.com>
17653 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17655 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17657 * calls.c (initialize_argument_information): Pass original EXP
17658 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17659 code to split complex arguments here, as part of initializing the
17661 (expand_call): Remove code that builds a list of arguments and
17662 inserts implicit arguments into it. Instead, just count how many
17663 implicit arguments there will be so we can determine the size of
17664 the ARGS array, and let initialize_argument_information do the work.
17665 (split_complex_values): Delete unused function.
17667 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17669 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17671 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17673 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17674 for arg pointer based indexed addressing.
17676 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17678 * config/ia64/ia64.h, config/ia64/ia64.md,
17679 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17680 spelling conventions.
17682 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17684 * config/m68k/m68k.c (split_di): New.
17685 * config/m68k/m68k-protos.h: Declare split_di.
17686 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17687 Improve predicate handling and split constant shifts.
17689 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17691 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17692 parameter for register bitfield operations, general predicates
17695 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17697 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17698 * config/m68k/linux-unwind.h: New file.
17700 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17702 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17703 config/i386/athlon.md, config/ia64/ia64.md,
17704 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17705 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17706 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17707 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17708 tree-vect-transform.c: Fix comment typos.
17710 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17712 * sched-deps.c (find_insn_list): Remove.
17713 * sched-int.h: Remove the prototype for find_insn_list.
17715 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17717 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17719 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17720 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17721 darwin_rs6000_override_options.
17722 (C_COMMON_OVERRIDE_OPTIONS): Expect
17723 darwin_macosx_version_min to be non-NULL always.
17724 (TARGET_C99_FUNCTIONS): Likewise.
17725 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17726 (DARWIN_MINVERSION_SPEC): New.
17727 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17728 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17730 (DARWIN_MINVERSION_SPEC): New.
17731 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17733 * config/darwin-c.c (darwin_cpp_builtins): Expect
17734 darwin_macosx_version_min to be non-NULL always.
17736 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17738 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17740 * config/i386/i386.h (x86_use_xchgb): New.
17741 (TARGET_USE_XCHGB): New macro.
17742 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17743 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17744 Split after reload into bswaphi for shifts of 8.
17745 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17746 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17747 or when optimizing for size.
17749 2007-02-16 Richard Guenther <rguenther@suse.de>
17750 Christian Bruel <christian.bruel@st.com>
17752 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17753 DECLs but prefer SSA_NAMEs over DECLs.
17755 2007-02-16 Richard Guenther <rguenther@suse.de>
17757 * tree-flow-inline.h (single_imm_use_p): Remove.
17758 (zero_imm_uses_p): Likewise.
17759 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17760 instead of single_imm_use_p.
17761 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17764 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17767 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17768 nested double- and backquotes.
17770 2007-02-15 Roger Sayle <roger@eyesopen.com>
17772 PR middle-end/30391
17773 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17774 should be unreachable.
17775 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17776 For the time being redirect GIMPLE_MODIFY_STMT to the new
17777 (renamed) build_gimple_modify_stmt_stat.
17778 (build2_gimple_stat): Rename to...
17779 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17780 Always build a GIMPLE_MODIFY_STMT node.
17781 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17782 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17785 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17786 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17787 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17788 expand_complex_div_wide): Likewise.
17789 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17790 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17791 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17792 * tree-ssa-loop-manip.c (create_iv): Likewise.
17793 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17794 abs_replacement): Likewise.
17795 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17796 realify_fake_stores): Likewise.
17798 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17799 node rather than a GIMPLE_MODIFY_STMT node.
17800 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17801 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17803 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17804 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17805 GIMPLE_MODIFY_STMT.
17807 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17809 PR middle-end/30433
17810 * fold-const.c (fold_comparison): Add back the
17811 folding of constant complex comparisions.
17813 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17815 PR middle-end/30729
17816 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17817 effects unknown to this function, return early.
17819 2007-02-15 Ian Lance Taylor <iant@google.com>
17821 * lower-subreg.c (move_eh_region_note): New static function.
17822 (resolve_simple_move): Call it.
17823 (decompose_multiword_subregs): Track blocks for which we resolve a
17824 simple move which is also a control flow insn. Pass them to
17825 find_many_sub_basic_blocks.
17826 (pass_lower_subreg): Add TODO_verify_flow.
17827 (pass_lower_subreg2): Likewise.
17829 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17830 Brooks Moses <brooks.moses@codesourcery.com>
17831 Lee Millward <lee.millward@codesourcery.com>
17833 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17834 (VL_EXP_CLASS_P): New.
17835 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17837 (TREE_OPERAND_CHECK_CODE): Likewise.
17838 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17839 (TREE_RTL_OPERAND_CHECK): Likewise.
17840 (tree_operand_check_failed): Make second parameter the whole tree
17841 instead of its code. Fixed callers.
17842 (VL_EXP_CHECK): New.
17843 (TREE_OPERAND_LENGTH): New.
17844 (VL_EXP_OPERAND_LENGTH): New.
17845 (CALL_EXPR_FN): New.
17846 (CALL_EXPR_STATIC_CHAIN): New.
17847 (CALL_EXPR_ARGS): New.
17848 (CALL_EXPR_ARG): New.
17849 (call_expr_nargs): New.
17850 (CALL_EXPR_ARGP): New.
17851 (build_nt_call_list): Declare.
17852 (build_vl_exp_stat): Declare.
17853 (build_vl_exp): New.
17854 (build_call_list): Declare.
17855 (build_call_nary): Declare.
17856 (build_call_valist): Declare.
17857 (build_call_array): Declare.
17858 (call_expr_arg): Declare.
17859 (call_expr_argp): Declare.
17860 (call_expr_arglist): Declare.
17861 (fold_build_call_list): Declare.
17862 (fold_build_call_list_initializer): Declare.
17863 (fold_call_expr): Declare to replace fold_builtin.
17864 (fold_builtin_fputs): Update to agree with modified definition.
17865 (fold_builtin_strcpy): Likewise.
17866 (fold_builtin_strncpy): Likewise.
17867 (fold_builtin_memory_chk): Likewise.
17868 (fold_builtin_stxcpy_chk): Likewise.
17869 (fold_builtin_strncpy_chk): Likewise.
17870 (fold_builtin_next_arg): Likewise.
17871 (fold_build_call_expr): Declare.
17872 (fold_builtin_call_list): Declare.
17873 (fold_builtin_call_valist): Declare.
17874 (build_call_expr): Declare.
17875 (validate_arglist): Update to agree with modified definition.
17876 (tree_operand_length): New.
17877 (call_expr_arg_iterator): New.
17878 (init_call_expr_arg_iterator): New.
17879 (next_call_expr_arg): New.
17880 (first_call_expr_arg): New.
17881 (more_call_expr_args_p): New.
17882 (FOR_EACH_CALL_EXPR_ARG): New.
17884 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17885 and tcc_gimple_stmt.
17886 (tree_code_size): Update documentation. Use sizeof (tree) rather
17887 than sizeof (char *).
17888 (tree_size): Likewise. Add case for tcc_vl_exp.
17889 (tree_node_structure): Add case for tcc_vl_exp.
17890 (contains_placeholder_p): Likewise.
17891 (substitute_in_expr): Likewise.
17892 (substitute_placeholder_in_expr): Likewise.
17893 (stabilize_reference_1): Likewise.
17894 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17895 to diagnose breakage of this interface for constructing CALL_EXPRs.
17896 (build_nt): Add similar assertion here.
17897 (build_nt_call_list): New.
17898 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17899 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17901 (get_callee_fndecl): Use new CALL_EXPR accessors.
17902 (tree_operand_check_failed): Change parameters to pass entire node
17903 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17904 (process_call_operands): New.
17905 (build_vl_exp_stat): New.
17906 (build_call_list): New.
17907 (build_call_nary): New.
17908 (build_call_valist): New.
17909 (build_call_array): New.
17910 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17911 (call_expr_arglist): New.
17913 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17914 tcc_vl_exp instead of a fixed-size tcc_expression.
17916 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17917 accessors for CALL_EXPRs.
17918 (AGGR_INIT_EXPR): Likewise.
17920 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17921 Brooks Moses <brooks.moses@codesourcery.com>
17922 Lee Millward <lee.millward@codesourcery.com>
17924 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17925 (expand_builtin_nonlocal_goto): Change parameter to be entire
17926 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17927 (expand_builtin_prefetch): Likewise.
17928 (expand_builtin_classify_type): Likewise.
17929 (mathfn_built_in): Return NULL_TREE instead of 0.
17930 (expand_errno_check): Use new CALL_EXPR accessors.
17931 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17932 Return NULL_RTX instead of 0.
17933 (expand_builtin_mathfn_2): Likewise.
17934 (expand_builtin_mathfn_3): Likewise.
17935 (expand_builtin_interclass_mathfn): Likewise.
17936 (expand_builtin_sincos): Likewise.
17937 (expand_builtin_cexpi): Likewise.
17938 (expand_builtin_int_roundingfn): Likewise.
17939 (expand_builtin_int_roundingfn_2): Likewise.
17940 (expand_builtin_pow): Likewise.
17941 (expand_builtin_powi): Likewise.
17942 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17943 of arglist, fixing callers appropriately. Use new CALL_EXPR
17944 accessors and constructors. Return NULL_RTX instead of 0.
17945 (expand_builtin_strstr): Likewise.
17946 (expand_builtin_strchr): Likewise.
17947 (expand_builtin_strrchr): Likewise.
17948 (expand_builtin_strpbrk): Likewise.
17949 (expand_builtin_memcpy): Likewise.
17950 (expand_builtin_mempcpy): Likewise.
17951 (expand_builtin_mempcpy_args): New.
17952 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17953 (expand_builtin_memmove_args): New.
17954 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17955 (expand_movstr): Likewise.
17956 (expand_builtin_strcpy): Likewise.
17957 (expand_builtin_strcpy_args): New.
17958 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17959 (expand_builtin_strncpy): Likewise.
17960 (expand_builtin_memset): Likewise.
17961 (expand_builtin_memset_args): New.
17962 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17963 (expand_builtin_memcmp): Likewise.
17964 (expand_builtin_strcmp): Likewise.
17965 (expand_builtin_strncmp): Likewise.
17966 (expand_builtin_strcat): Likewise.
17967 (expand_builtin_strncat): Likewise.
17968 (expand_builtin_strspn): Likewise.
17969 (expand_builtin_strcspn): Likewise.
17970 (expand_builtin_args_info): Likewise.
17971 (expand_builtin_va_start): Likewise.
17972 (gimplify_va_arg_expr): Likewise.
17973 (expand_builtin_va_end): Likewise.
17974 (expand_builtin_va_copy): Likewise.
17975 (expand_builtin_frame_address): Likewise.
17976 (expand_builtin_alloca): Likewise.
17977 (expand_builtin_bswap): Likewise.
17978 (expand_builtin_unop): Likewise.
17979 (expand_builtin_fputs): Likewise.
17980 (expand_builtin_expect): Likewise.
17981 (expand_builtin_fabs): Likewise.
17982 (expand_builtin_copysign): Likewise.
17983 (expand_builtin_printf): Likewise.
17984 (expand_builtin_fprintf): Likewise.
17985 (expand_builtin_sprintf): Likewise.
17986 (expand_builtin_init_trampoline): Likewise.
17987 (expand_builtin_signbit): Likewise.
17988 (expand_builtin_fork_or_exec): Likewise.
17989 (expand_builtin_sync_operation): Likewise.
17990 (expand_builtin_compare_and_swap): Likewise.
17991 (expand_builtin_lock_test_and_set): Likewise.
17992 (expand_builtin_lock_release): Likewise.
17993 (expand_builtin): Likewise.
17994 (builtin_mathfn_code): Likewise.
17996 (fold_builtin_constant_p): Pass call arguments individually instead
17997 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17998 accessors and constructors. Return NULL_TREE instead of 0.
17999 (fold_builtin_expect): Likewise.
18000 (fold_builtin_classify_type): Likewise.
18001 (fold_builtin_strlen): Likewise.
18002 (fold_builtin_nan): Likewise.
18003 (integer_valued_real_p): Likewise.
18004 (fold_trunc_transparent_mathfn): Likewise.
18005 (fold_fixed_mathfn): Likewise.
18006 (fold_builtin_cabs): Likewise.
18007 (fold_builtin_sqrt): Likewise.
18008 (fold_builtin_cbrt): Likewise.
18009 (fold_builtin_cos): Likewise.
18010 (fold_builtin_cosh): Likewise.
18011 (fold_builtin_tan): Likewise.
18012 (fold_builtin_sincos): Likewise.
18013 (fold_builtin_cexp): Likewise.
18014 (fold_builtin_trunc): Likewise.
18015 (fold_builtin_floor): Likewise.
18016 (fold_builtin_ceil): Likewise.
18017 (fold_builtin_round): Likewise.
18018 (fold_builtin_int_roundingfn): Likewise.
18019 (fold_builtin_bitop): Likewise.
18020 (fold_builtin_bswap): Likewise.
18021 (fold_builtin_logarithm): Likewise.
18022 (fold_builtin_hypot): Likewise.
18023 (fold_builtin_pow): Likewise.
18024 (fold_builtin_powi): Likewise.
18025 (fold_builtin_exponent): Likewise.
18026 (fold_builtin_memset): Likewise.
18027 (fold_builtin_bzero): Likewise.
18028 (fold_builtin_memory_op): Likewise.
18029 (fold_builtin_bcopy): Deleted; call site changed to invoke
18030 fold_builtin_memory_op directly.
18031 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18032 (fold_builtin_strncpy): Likewise.
18033 (fold_builtin_memcmp): Likewise.
18034 (fold_builtin_strcmp): Likewise.
18035 (fold_builtin_strncmp): Likewise.
18036 (fold_builtin_signbit): Likewise.
18037 (fold_builtin_copysign): Likewise.
18038 (fold_builtin_isascii): Likewise.
18039 (fold_builtin_toascii): Likewise.
18040 (fold_builtin_isdigit): Likewise.
18041 (fold_builtin_fabs): Likewise.
18042 (fold_builtin_abs): Likewise.
18043 (fold_builtin_fmin_fmax): Likewise.
18044 (fold_builtin_carg): Likewise.
18045 (fold_builtin_classify): Likewise.
18046 (fold_builtin_unordered_cmp): Likewise.
18048 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18049 New functions split out from fold_builtin_1.
18050 (fold_builtin_n): New.
18051 (fold_builtin_varargs): New.
18052 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18054 (fold_call_expr): New.
18055 (build_function_call_expr): Rewrite to use new helper function.
18056 (fold_builtin_call_list): New.
18057 (build_call_expr): New.
18058 (fold_builtin_call_valist): New.
18059 (rewrite_call_expr): New.
18060 (validate_arg): New.
18061 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18062 of an arglist. Change return type to bool. Use new CALL_EXPR
18065 (fold_builtin_strstr): Pass call arguments individually instead
18066 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18067 accessors and constructors. Return NULL_TREE instead of 0.
18068 (fold_builtin_strchr): Likewise.
18069 (fold_builtin_strrchr): Likewise.
18070 (fold_builtin_strpbrk): Likewise.
18071 (fold_builtin_strcat): Likewise.
18072 (fold_builtin_strncat): Likewise.
18073 (fold_builtin_strspn): Likewise.
18074 (fold_builtin_strcspn): Likewise.
18075 (fold_builtin_fputs): Likewise.
18076 (fold_builtin_next_arg): Likewise.
18077 (fold_builtin_sprintf): Likewise.
18079 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18080 NULL_RTX instead of 0.
18081 (expand_builtin_memory_chk): Likewise.
18082 (maybe_emit_chk_warning): Likewise.
18083 (maybe_emit_sprintf_chk_warning): Likewise.
18085 (fold_builtin_object_size): Pass call arguments individually instead
18086 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18087 accessors and constructors. Return NULL_TREE instead of 0.
18088 (fold_builtin_memory_chk): Likewise.
18089 (fold_builtin_stxcpy_chk): Likewise.
18090 (fold_builtin_strncpy_chk): Likewise.
18091 (fold_builtin_strcat_chk): Likewise.
18092 (fold_builtin_strcat_chk): Likewise.
18093 (fold_builtin_strncat_chk): Likewise.
18094 (fold_builtin_sprintf_chk): Likewise.
18095 (fold_builtin_snprintf_chk): Likewise.
18096 (fold_builtin_printf): Likewise.
18097 (fold_builtin_vprintf): Likewise.
18099 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18101 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18102 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18103 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18104 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18105 (fold_unary): Likewise.
18106 (fold_binary): Likewise.
18107 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18108 ternary expressions.
18109 (fold): Add logic for tcc_vl_exp.
18110 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18111 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18112 (fold_build3_stat): Add assertion to flag broken interface for
18113 constructing CALL_EXPRs.
18114 (fold_build_call_list): New.
18115 (fold_build_call_list_initializer): New.
18116 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18118 (fold_strip_sign_ops): Likewise.
18120 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18121 Brooks Moses <brooks.moses@codesourcery.com>
18122 Lee Millward <lee.millward@codesourcery.com>
18124 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18125 accessors and dump arguments explicitly.
18127 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18129 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18131 (print_call_name): Use new CALL_EXPR accessors.
18133 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18134 CALL_EXPR arguments explicitly instead of as a list. Use
18135 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18137 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18138 (vrp_visit_stmt): Likewise.
18140 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18141 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18143 (force_move_till_expr): Likewise.
18145 * targhooks.c (default_external_stack_protect_fail): Use
18146 build_call_expr instead of build_function_call_expr.
18147 (default_hidden_stack_protect_fail): Likewise.
18149 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18152 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18153 and walk arguments explicitly.
18155 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18156 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18157 (expand_simple_operations): Likewise.
18158 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18160 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18161 of TREE_CODE_LENGTH.
18162 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18164 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18165 instead of TREE_CODE_LENGTH.
18167 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18168 (tree_ic_transform): Likewise.
18169 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18170 parameter instead of arglist. Fix callers.
18171 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18172 (tree_stringops_transform): Likewise.
18173 (tree_indirect_call_to_profile): Likewise.
18174 (tree_stringops_values_to_profile): Likewise.
18176 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18177 (eliminate_tail_call): Likewise.
18179 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18181 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18182 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18184 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18186 * omp-low.c (build_omp_barrier): Use build_call_expr.
18187 (lower_rec_input_clauses): Likewise.
18188 (lower_reduction_clauses): Likewise.
18189 (expand_parallel_call): Likewise.
18190 (maybe_catch_exception): Likewise.
18191 (expand_omp_for_generic): Likewise.
18192 (expand_omp_for_static_nochunk): Likewise.
18193 (expand_omp_sections): Likewise.
18194 (lower_omp_single_simple): Likewise.
18195 (lower_omp_single_copy): Likewise.
18196 (lower_omp_master): Likewise.
18197 (lower_omp_ordered): Likewise.
18198 (lower_omp_critical): Likewise.
18200 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18201 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18203 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18204 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18205 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18207 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18208 and generalize to handle any number of operands.
18209 (chrec_contains_undetermined): Likewise.
18210 (tree_contains_chrecs): Likewise.
18211 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18213 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18215 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18216 fold_call_expr instead of fold_builtin.
18217 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18218 match declarations there.
18219 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18222 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18223 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18225 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18226 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18228 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18231 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18232 (execute_cse_sincos): Use new CALL_EXPR accessors.
18234 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18236 * gimple-low.c (lower_function_body): Use build_call_expr.
18237 (lower_builtin_setjmp): Likewise.
18239 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18240 (set_storage_via_libcall): Likewise.
18241 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18242 instead of TREE_CODE_LENGTH.
18243 (expand_expr_real_1): Use new CALL_EXPR accessors.
18245 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18246 generalize to handle any number of operands.
18247 (TB_parent_eq): Likewise.
18249 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18250 (strip_builtin_expect): Likewise.
18252 * function.c (gimplify_parameters): Use build_call_expr.
18254 * tree-vectorizer.c (vect_is_simple_reduction): Use
18255 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18257 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18258 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18260 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18263 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18264 (gimplify_decl_expr): Likewise.
18265 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18266 Use new CALL_EXPR iterators.
18267 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18268 (gimplify_modify_expr_to_memset): Likewise.
18269 (gimplify_variable_sized_compare): Likewise.
18270 (gimplify_omp_atomic_fetch_op): Likewise.
18271 (gimplify_omp_atomic_pipeline): Likewise.
18272 (gimplify_omp_atomic_mutex): Likewise.
18273 (gimplify_function_tree): Likewise.
18275 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18276 (call_expr_flags): Likewise.
18277 (expand_call): Likewise.
18279 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18280 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18283 * coverage.c (create_coverage): Use build_call_expr.
18285 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18286 (temp_call_expr_obstack): New.
18287 (pool_copy_list): Delete.
18288 (temp_copy_call_expr): New.
18289 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18290 CALL_EXPR accessors. Get rid of special goo for copying argument
18291 lists and use temp_copy_call_expr instead.
18292 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18293 CALL_EXPR accessors.
18294 (create_expression_by_pieces): Likewise. Use build_call_array
18295 to construct the result instead of fold_build3.
18296 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18297 dealing with argument lists.
18298 (init_pre): Remove references to expression_node_pool and
18299 list_node_pool. Init temp_call_expr_obstack instead.
18300 (fini_pre): Remove references to expression_node_pool and
18303 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18304 and walk arguments explicitly instead of as a list.
18306 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18307 (mx_register_decls): Likewise.
18308 (mudflap_register_call): Likewise.
18309 (mudflap_finish_file): Likewise.
18311 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18312 (ipa_callsite_compute_param): Likewise.
18314 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18315 accessors and constructor.
18317 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18318 accessors and constructor.
18319 (convert_tramp_reference): Likewise.
18320 (convert_call_expr): Likewise.
18321 (finalize_nesting_tree_1): Likewise.
18323 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18326 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18328 * tree-inline.c (initialize_inlined_parameters): Pass entire
18329 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18331 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18332 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18334 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18335 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18336 (vectorizable_reduction): Likewise.
18337 (vectorizable_call): Use new CALL_EXPR iterators.
18338 (vectorizable_conversion): Use build_call_expr.
18339 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18340 (vect_gen_widened_results_half): Use build_call_expr.
18341 (vect_setup_realignment): Likewise.
18342 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18344 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18345 (pass_through_call): Likewise.
18346 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18349 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18350 (tree_gen_pow2_profiler): Likewise.
18351 (tree_gen_one_value_profiler): Likewise.
18352 (tree_gen_ic_func_profiler): Likewise.
18353 (tree_gen_average_profiler): Likewise.
18354 (tree_gen_ior_profiler): Likewise.
18356 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18357 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18358 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18360 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18361 of TREE_CODE_LENGTH.
18363 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18364 of TREE_CODE_LENGTH.
18366 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18368 (convert_to_integer): Likewise.
18370 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18373 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18374 Brooks Moses <brooks.moses@codesourcery.com>
18375 Lee Millward <lee.millward@codesourcery.com>
18377 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18379 * config/frv/frv.c (frv_expand_builtin): Likewise.
18380 * config/s390/s390.c (s390_expand_builtin): Likewise.
18382 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18383 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18385 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18386 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18387 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18388 (ix86_expand_store_builtin): Likewise.
18389 (ix86_expand_unop_builtin): Likewise.
18390 (ix86_expand_unop1_builtin): Likewise.
18391 (ix86_expand_sse_compare): Likewise.
18392 (ix86_expand_sse_comi): Likewise.
18393 (ix86_expand_vec_init_builtin): Likewise.
18394 (ix86_expand_vec_ext_builtin): Likewise.
18395 (ix86_expand_vec_set_builtin): Likewise.
18396 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18398 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18399 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18401 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18402 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18403 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18405 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18407 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18408 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18409 arglist. Use new CALL_EXPR accessors. Fix callers.
18410 (altivec_expand_abs_builtin): Likewise.
18411 (rs6000_expand_binop_builtin): Likewise.
18412 (altivec_expand_predicate_builtin): Likewise.
18413 (altivec_expand_lv_builtin): Likewise.
18414 (spe_expand_stv_builtin): Likewise.
18415 (altivec_expand_stv_builtin): Likewise.
18416 (rs6000_expand_ternop_builtin): Likewise.
18417 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18418 (altivec_expand_st_builtin): Likewise.
18419 (altivec_expand_dst_builtin): Likewise.
18420 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18421 arglist. Use new CALL_EXPR accessors. Fix callers.
18422 (altivec_expand_vec_set_builtin): Likewise.
18423 (altivec_expand_vec_ext_builtin): Likewise.
18424 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18425 (spe_expand_builtin): Likewise.
18426 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18427 arglist. Use new CALL_EXPR accessors. Fix callers.
18428 (spe_expand_evsel_builtin): Likewise.
18429 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18430 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18432 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18433 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18434 (arm_expand_unop_builtin): Likewise.
18435 (arm_expand_builtin): Use new CALL_EXPR accessors.
18437 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18440 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18441 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18443 (bfin_expand_unop_builtin): Likewise.
18444 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18446 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18447 Brooks Moses <brooks.moses@codesourcery.com>
18448 Lee Millward <lee.millward@codesourcery.com>
18450 * c-semantics.c (build_stmt): Add internal diagnostic check.
18452 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18453 accessors. Print arguments explicitly instead of as a list.
18455 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18457 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18458 (c_finish_omp_flish): Likewise.
18460 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18461 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18462 instead of TREE_CODE_LENGTH.
18463 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18464 (c_warn_unused_result): Likewise.
18466 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18469 * doc/invoke.texi (Warning Options): Remove
18470 -Werror-implicit-function-declaration.
18471 (Wimplicit-function-declaration): Update description.
18472 * opts.c (common_handle_option): Move handling of -Werror=* to...
18473 (enable_warning_as_error): ...here.
18474 * opts.h (enable_warning_as_error): Declare.
18475 * c-decl.c (implicit_decl_warning): Unless
18476 -Wno-implicit-function-declaration is given, emit a pedwarn if
18477 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18478 * c.opt (Wimplicit-function-declaration): Replace
18479 mesg_implicit_function_declaration with
18480 warn_implicit_function_declaration.
18481 * c-opts.c (c_common_handle_option):
18482 -Werror-implicit-function-declaration is exactly equal as
18483 -Werror=implicit-function-declaration.
18484 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18485 warn_implicit_function_declaration.
18486 (c_common_post_options): -Wimplict-function-declaration is enabled
18487 by default by -std=c99, otherwise is disabled by default.
18488 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18490 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18492 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18493 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18494 former is ignored but not the latter.
18496 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18498 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18499 is made and the reference doesn't use the alias set of its type,
18500 do not create the temporary using that type.
18502 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18504 * jump.c: Remove prototypes for delete_computation and
18505 delete_prior_computation.
18507 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18509 * jump.c (get_label_after): Delete.
18510 (get_label_before, delete_computation, delete_jump,
18511 delete_prior_computation, follow_jumps): Move...
18512 * reorg.c (delete_computation, delete_prior_computation): ... here...
18513 (get_label_before, delete_jump): ... making these static ...
18514 (follow_jumps): ... and simplifying this since it only runs after
18516 * rtl.h (get_label_after, get_label_before, delete_jump,
18517 follow_jumps): Delete prototypes.
18519 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18521 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18523 2007-02-15 Nick Clifton <nickc@redhat.com>
18525 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18526 order to prevent it from being munged by the target.
18528 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18530 * config/i386/i386.md: Remove misleading comment.
18532 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18534 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18535 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18538 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18540 * tree-sra.c (instantiate_missing_elements): Canonicalize
18542 (sra_build_assignment): New.
18543 (generate_copy_inout, generate_element_copy,
18544 generate_element_zero, generate_one_element_init): Use it.
18546 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18548 * tree-sra.c (instantiate_missing_elements): Canonicalize
18550 (sra_build_assignment): New.
18551 (generate_copy_inout, generate_element_copy,
18552 generate_element_zero, generate_one_element_init): Use it.
18554 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18556 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18559 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18561 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18562 types as aggregates not scalars.
18563 * function.c (assign_stack_temp_for_type): Likewise.
18565 2007-02-14 Roger Sayle <roger@eyesopen.com>
18566 Zdenek Dvorak <dvorakz@suse.cz>
18568 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18571 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18573 * passes.c (next_pass_1): Clear the next field of the copied
18576 2007-02-14 Richard Henderson <rth@redhat.com>
18578 * tree-sra.c (early_sra): New.
18579 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18580 (tree_sra_early, pass_sra_early): New.
18581 * tree-pass.h (pass_sra_early): Declare.
18582 * passes.c (init_optimization_passes): Use it.
18584 2007-02-14 Richard Guenther <rguenther@suse.de>
18586 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18588 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18590 PR tree-optimization/30771
18591 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18593 (vect_analyze_operations): Induction phis can now be marked as
18595 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18596 Update documentation accordingly.
18598 2007-02-14 Nick Clifton <nickc@redhat.com>
18600 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18601 most 3 arguments are supported.
18602 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18604 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18606 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18607 Ensure dst->current is valid.
18609 2007-02-13 Paul Brook <paul@codesourcery.com>
18611 * config.gcc: Add arm*-*-uclinux-*eabi.
18612 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18613 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18614 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18615 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18616 (LINK_SPEC): Define.
18617 (LIB_SPEC): Define.
18618 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18620 * config/arm/uclinux-eabi.h: New file.
18621 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18622 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18625 2007-02-13 Ian Lance Taylor <iant@google.com>
18627 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18628 * flags.h (warn_strict_overflow): Declare.
18629 (enum warn_strict_overflow_code): Define.
18630 (issue_strict_overflow_warning): New static inline function.
18631 * opts.c (warn_strict_overflow): New variable.
18632 (common_handle_option): Handle OPT_Wstrict_overflow and
18633 OPT_Wstrict_overflow_.
18634 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18636 * fold-const.c: Include intl.h.
18637 (fold_deferring_overflow_warnings): New static variable.
18638 (fold_deferred_overflow_warning): New static variable.
18639 (fold_deferred_overflow_code): New static variable.
18640 (fold_defer_overflow_warnings): New function.
18641 (fold_undefer_overflow_warnings): New function.
18642 (fold_undefer_and_ignore_overflow_warnings): New function.
18643 (fold_deferring_overflow_warnings_p): New function.
18644 (fold_overflow_warning): New static function.
18645 (make_range): Add strict_overflow_p parameter. Change all
18647 (extract_muldiv, extract_muldiv_1): Likewise.
18648 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18649 tree_expr_nonnegative_p.
18650 (fold_negate_expr): Call fold_overflow_warning.
18651 (fold_range_test): Likewise.
18652 (fold_comparison): Likewise.
18653 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18654 instead of tree_expr_nonnegative_p.
18655 (tree_expr_nonnegative_warnv_p): Rename from
18656 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18657 (tree_expr_nonnegative_p): New function.
18658 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18659 strict_overflow_p parameter.
18660 (tree_expr_nonzero_p): New function.
18661 * passes.c (verify_interpass_invariants): New static function.
18662 (execute_one_pass): Call it.
18663 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18665 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18666 (estimate_numbers_of_iterations): Likewise.
18667 (scev_probably_wraps_p): Likewise.
18668 * tree-ssa-ccp.c: Include "toplev.h".
18669 (evaluate_stmt): Defer fold overflow warnings until we know we are
18671 (struct fold_stmt_r_data): Add stmt field.
18672 (fold_stmt_r): Defer fold overflow warnings until we know we
18674 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18675 (fold_stmt_inplace): Likewise.
18676 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18677 (cleanup_control_expr_graph): Defer fold overflow warnings until
18678 we know we are going to optimize.
18679 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18680 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18682 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18683 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18684 * tree-ssa-loop-manip.c (create_iv): Likewise.
18685 * c-typeck.c (build_conditional_expr): Likewise.
18686 (build_binary_op): Likewise.
18687 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18688 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18689 (extract_range_from_unary_expr): Likewise.
18690 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18691 assuming that signed overflow does not occur.
18692 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18693 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18694 (fold_defer_overflow_warnings): Declare.
18695 (fold_undefer_overflow_warnings): Declare.
18696 (fold_undefer_and_ignore_overflow_warnings): Declare.
18697 (fold_deferring_overflow_warnings_p): Declare.
18698 (tree_expr_nonzero_warnv_p): Declare.
18699 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18700 of warning options.
18701 (Warning Options): Document -Wstrict-overflow.
18702 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18703 (tree-ssa-ccp.o): Likewise.
18704 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18705 (fold-const.o): Depend on intl.h.
18707 2007-02-13 Ian Lance Taylor <iant@google.com>
18709 PR middle-end/30751
18710 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18713 2007-02-13 Stuart Hastings <stuart@apple.com>
18715 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18717 2007-02-13 Richard Henderson <rth@redhat.com>
18719 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18720 handled_component_p before looking for the indirect_ref.
18722 2007-02-13 Richard Henderson <rth@redhat.com>
18724 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18725 remove flags clobber.
18726 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18727 (bswaphi_lowpart): New.
18728 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18729 remove TARGET_BSWAP test. Delete expander of the same name.
18731 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18732 (expand_unop): Use them.
18734 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18736 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18737 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18738 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18739 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18740 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18741 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18742 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18743 assembler dialect choice from asm templates.
18745 2007-02-12 Richard Henderson <rth@redhat.com>
18747 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18748 (fixuns_trunc<SSEMODEF>si2): Use it.
18749 * config/i386/sse.md (vec_setv4sf_0): Export.
18750 * config/i386/i386.c (ix86_build_const_vector): Export.
18751 (ix86_split_convert_uns_si_sse): Rename from
18752 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18753 * config/i386/i386-protos.h: Update.
18755 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18758 * c-typeck.c (c_finish_return): Improve warning message.
18760 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18762 * alias.c (find_symbolic_term): Delete unused function.
18764 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18766 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18767 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18768 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18770 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18772 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18773 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18774 the function, temporarily point the debug interface to the null one.
18776 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18778 * dwarf2out.c (round_up_to_align): New static function.
18779 (field_byte_offset): Use it to round the offset.
18781 2007-02-12 Richard Henderson <rth@redhat.com>
18783 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18784 (inswl_const): Export.
18786 2007-02-12 Richard Henderson <rth@redhat.com>
18788 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18789 result mode of the libcall, convert back to outmode.
18791 2007-02-12 Roger Sayle <roger@eyesopen.com>
18793 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18794 (bswapdi2): New define_expand to implement 32-bit implementation.
18796 2007-02-12 Nick Clifton <nickc@redhat.com>
18798 * doc/invoke.texi (Overall Options): Document --help=.
18799 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18800 (cc1_options): Pass --help= on to cc1.
18801 (display_help): Add description of --help=.
18802 (process_command): Add code to handle --help=. Allow translated
18803 --help and --target-help switches to be passed on to compiler
18805 (main): Remove unused if statement.
18806 * opts.c (columns): Remove.
18807 (LEFT_COLUMN): Define.
18808 (wrap_help): Add columns argument.
18809 (print_filtered_help): Change parameters to be an include bitmask,
18810 an exclude bitmask, an any bitmask and the column width. Move the
18811 code to display the params list here. Add code to display the
18812 status of options rather than their descriptions if the quiet flag
18814 (print_specific_help): Change parameters to be an include bitmask,
18815 an exclude bitmask and an any bitmask. Move code to look up the
18816 column width here. Decide upon the title for an options listing.
18817 (common_handle_options): Add code to handle --help=. Adapt code
18818 for --help and --target-help to use the revised form of the
18819 print_specific_help function.
18820 (print_help): Delete.
18821 (print_param_help): Delete.
18822 (print_switch): Delete.
18823 * opts.h (cl_lang_count): Add prototype.
18824 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18825 CL_MAX_OPTION_CLASS): New defines.
18826 * optc-gen.awk: Add construction of cl_lang_count.
18827 * c.opt: Add Warning attribute to warning options and Optimization
18828 attribute to optimization options.
18829 * common.opt: Likewise.
18831 Add -fhelp and -ftarget-help as aliases for the transformed --help
18832 and --target-help options.
18833 * opt-functions.awk: Add code to handle Warning and Optimization
18836 2007-02-12 Richard Henderson <rth@redhat.com>
18838 * config/alpha/constraints.md: New file.
18839 * config/alpha/alpha.c: Include tm-constrs.h.
18840 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18841 alpha_extra_constraint): Remove.
18842 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18843 * config/alpha/alpha-protos.h: Update.
18844 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18845 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18846 (EXTRA_CONSTRAINT): Remove.
18847 * config/alpha/alpha.md: Include constraints.md.
18848 (adddi splitter): Use satisfies_constraint_*.
18849 * config/alpha/predicates.md (add_operand): Likewise.
18850 (sext_add_operand, addition_operation): Likewise.
18852 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18854 PR tree-optimization/29145
18855 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18856 in our handling of restrict qualified pointers.
18858 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18861 * doc/invoke.texi (Wunused-value): Update description.
18862 (Wextra): Delete item.
18863 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18864 value of Wunused-value.
18865 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18866 (c_finish_stmt_expr): Don't check extra_warnings.
18867 (emit_side_effect_warnings): The caller is responsible to check
18870 2007-02-11 Roger Sayle <roger@eyesopen.com>
18871 Matt Thomas <matt@3am-software.com>
18873 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18875 2007-02-11 Roger Sayle <roger@eyesopen.com>
18877 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18878 comparisons of POPCOUNT against zero.
18879 (simplify_const_relational_operation): Likewise.
18881 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18883 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18885 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18887 * dwarf2out.c (root_type): Delete unused function.
18889 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18891 * genattrtab.c (contained_in_p): Delete unused function.
18892 (write_expr_attr_cache): Likewise.
18894 2007-02-11 Jan Hubicka <jh@suse.cz>
18896 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18899 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18901 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18902 to add the REG_EQ* note.
18903 * see.c (see_merge_one_use_extension): Likewise.
18904 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18905 turn REG_EQUAL notes into REG_EQUIV notes if the target
18906 register may have more than one set.
18907 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18908 * gcse.c (try_replace_reg): Likewise.
18909 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18910 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18911 more than one REG_EQUIV note.
18912 * reload1.c (gen_reload): Use set_unique_reg_note.
18914 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18916 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18917 (ix86_builtin_conversion): New function.
18919 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18922 * tree.h (DECL_REPLACEABLE_P): New macro.
18923 * except.c (set_nothrow_function_flags): Likewise.
18925 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18926 Ira Rosen <irar@il.ibm.com>
18927 Dorit Nuzman <dorit@il.ibm.com>
18929 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18930 * targhooks.c (default_builtin_vectorized_conversion): New.
18931 * targhooks.h (default_builtin_vectorized_function): New declaration.
18932 * target.h (struct vectorize): Add builtin_conversion field.
18933 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18934 stmt_vec_info_type value.
18935 (vectorizable_conversion): New declaration.
18936 * tree-vect-analyze.c (vect_analyze_operations): Add
18937 vectorizable_conversion call.
18938 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18939 * tree-vect-transform.c (vectorizable_conversion): New function.
18940 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18941 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18943 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18944 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18945 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18946 or ALTIVEC_BUILTIN_VCFSX.
18948 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18951 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18952 CONST_DOUBLE and operand 0 is a hard register.
18953 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18954 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18955 is a hard floating-point register.
18957 2007-02-10 Richard Henderson <rth@redhat.com>
18958 Jakub Jelinek <jakub@redhat.com>
18959 Alexandre Oliva <aoliva@redhat.com>
18961 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18962 * builtin-types.def (BT_WORD): Make unsigned.
18963 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18964 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18965 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18966 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18967 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18968 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18970 * expr.c (emutls_var_address): New.
18971 (expand_expr_real_1): Expand emulated tls.
18972 (expand_expr_addr_expr_1): Likewise.
18973 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18974 * output.h (emutls_finish): Declare.
18975 * toplev.c (compile_file): Call it.
18976 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18977 address before wrapping in CONST.
18978 * varasm.c (emutls_htab, emutls_object_type): New.
18979 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18980 (get_emutls_object_name, get_emutls_object_type): New.
18981 (get_emutls_init_templ_addr, emutls_decl): New.
18982 (emutls_common_1, emutls_finish): New.
18983 (assemble_variable): When emulating tls, swap decls; generate
18984 constructor for the emutls objects.
18985 (do_assemble_alias): When emulating tls, swap decl and target name.
18986 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18988 * varpool.c (decide_is_variable_needed): Look at force_output.
18989 Recurse for emulated tls.
18990 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18991 with decide_is_variable_needed.
18992 * emutls.c: New file.
18993 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18994 tls_object for real tls.
18996 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18998 PR rtl-optimization/29599
18999 * reload1.c (eliminate_regs_in_insn): Take the destination
19000 mode into account when computing the offset.
19002 2007-02-09 Stuart Hastings <stuart@apple.com>
19003 Richard Henderson <rth@redhat.com>
19005 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19006 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19007 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19008 fixuns_truncdfhi2): New.
19009 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19010 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19011 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19012 (floatunssidf2): Allow nonimmediate source.
19013 * config/i386/sse.md (movdi_to_sse): New.
19014 (vec_concatv2di): Drop '*'.
19015 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19016 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19017 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19019 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19020 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19021 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19022 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19023 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19024 ix86_build_const_vector.
19025 (x86_emit_floatuns): Rewrite.
19027 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19029 * genautomata.c (longest_path_length): Delete unused function.
19030 (struct state): Delete unused longest_path_length.
19031 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19032 (get_free_state): Delete unused.
19034 2007-02-09 Jan Hubicka <jh@suse.cz>
19036 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19037 * doc/invoke.texi (inline-unit-growth): Update default value.
19039 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19040 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19041 (rebuild_cgraph_edges): Likewise.
19042 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19043 (dump_cgraph_node): Dump frequencies.
19044 (cgraph_clone_edge): Add frequency scales.
19045 (cgraph_clone_node): Add freuqnecy.
19046 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19047 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19048 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19049 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19050 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19051 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19052 (save_inline_function_body): Likewise.
19053 * ipa-inline.c: inluce rtl.h
19054 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19055 (cgraph_edge_badness): Use frequencies.
19056 (cgraph_decide_recursive_inlining): Update clonning.
19057 (cgraph_decide_inlining_of_small_function): Dump frequency.
19058 * predict.c (estimate_bb_frequencies): Export.
19059 * predict.h (estimate_bb_frequencies): Declare.
19060 * tree-inline.c (copy_bb): Watch overflows.
19061 (expand_call_inline): Update call of cgraph_create_edge.
19062 (optimize_inline_calls): Use TODO flags to update frequnecies.
19063 * passes.h: Include predict.h
19064 (init_optimization_passes): Move profile ahead.
19065 (execute_function_todo): Handle TODO_rebuild_frequencies.
19067 2007-02-09 Roger Sayle <roger@eyesopen.com>
19069 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19070 the insbl or inswl pattern into a register.
19072 2007-02-09 Roger Sayle <roger@eyesopen.com>
19074 * config/ia64/ia64.md (bswapdi2): New define_insn.
19076 2007-02-09 Richard Henderson <rth@redhat.com>
19078 * config/i386/constraints.md (Ym): New constraint.
19079 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19080 (movdi_1_rex64): Split sse and xmm general register moves from
19081 memory move alternatives. Use conditional register constraints.
19082 (movsf_1, movdf_integer): Likewise.
19083 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19084 (movdf_integer_rex64): New.
19085 (pushsf_rex64): Fix output constraints.
19086 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19087 (sse2_stored): Likewise.
19088 (sse2_storeq_rex64): New.
19089 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19090 amd and not generic.
19091 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19092 for optimize_size. Remove SF/DFmode hack.
19094 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19096 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19099 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19100 Richard Sandiford <richard@codesourcery.com>
19102 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19103 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19104 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19105 m68k/t-mlib to tmake_file.
19106 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19107 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19108 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19109 Allow it to be cf or m68k. Set m68k_arch_family. If that
19110 variable is not empty, add t-$m68k_arch_family to tmake_file.
19111 Add t-mlibs to tmake_file.
19112 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19113 * config/m68k/t-cf: New file.
19114 * config/m68k/t-m68k: Likewise.
19115 * config/m68k/t-mlibs: Likewise.
19116 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19117 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19118 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19119 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19120 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19122 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19123 (INSTALL_LIBGCC): Delete.
19124 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19125 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19126 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19127 (M68K_MLIB_CPU): Define.
19128 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19129 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19130 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19132 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19133 Richard Guenther <rguenther@suse.de>
19135 PR middle-end/23361
19136 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19137 against INT_MIN/INT_MAX.
19138 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19139 file if a loop is removed.
19141 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19143 * calls.c (store_one_arg): Pass correct alignment to
19144 emit_push_insn for non-BLKmode values.
19145 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19146 unaligned stack slot via a suitably aligned slot.
19148 2007-02-08 DJ Delorie <dj@redhat.com>
19150 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19152 (legal_subregs): Use unsigned char, make const.
19153 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19155 2007-02-08 Paul Brook <paul@codesourcery.com>
19157 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19158 special interworking needed.
19160 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19162 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19163 conditional to __SSE2__.
19164 (Entries below should have been added to first ChangeLog
19165 entry for amdfam10 dated 2007-02-05)
19166 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19168 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19170 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19173 2007-02-08 DJ Delorie <dj@redhat.com>
19175 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19176 * config/m32c/m32c.c (legal_subregs): New.
19177 (m32c_illegal_subreg_p): New.
19178 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19179 unsupported subregs of hard regs.
19181 2007-02-08 Jan Hubicka <jh@suse.cz>
19183 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19184 the same one; always update histograms.
19186 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19188 * passes.c (init_optimization_passes): Tidy comment.
19190 2007-02-08 Roger Sayle <roger@eyesopen.com>
19192 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19193 strip zero_extend, bswap and rotates from POCOUNT's argument.
19194 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19195 zero_extend and rotates from PARITY's argument.
19196 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19197 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19198 of an integer constant at compile-time.
19200 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19203 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19205 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19208 * tree-ssa-live.c (remove_unused_locals): Do not remove
19209 TREE_ADDRESSABLE variables.
19210 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19211 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19212 FOR_CLOBBER. Update all users.
19213 If VAR has an associated alias set, add a virtual operand for
19214 it if no alias is found to conflict with the memory reference.
19216 2007-02-07 Jan Hubicka <jh@suse.cz>
19217 Robert Kidd <rkidd@crhc.uiuc.edu>
19219 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19221 2007-02-07 Ian Lance Taylor <iant@google.com>
19223 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19225 2007-02-07 Roger Sayle <roger@eyesopen.com>
19227 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19228 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19229 tablejumpdi, movsi_to_cr_one): Remove constraints from
19230 define_expand's match_operands.
19232 2007-02-07 Roger Sayle <roger@eyesopen.com>
19234 * global.c (compute_regsets): Move declatation of "i" inside of
19235 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19237 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19240 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19241 of INDIRECT_REF <RESULT_DECL>.
19243 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19245 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19246 Kaz Kojima <kkojima@gcc.gnu.org>
19249 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19251 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19253 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19255 * doc/loop.texi: Document possibility not to perform disambiguation
19256 of loops with multiple latches.
19257 * cfgloopmanip.c (alp_enum_p): Removed.
19258 (add_loop): Handle subloops. Use get_loop_body_with_size.
19259 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19260 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19261 the new forwarder block.
19262 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19263 Handle the case latch is NULL.
19264 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19265 modifications when marking loop exits.
19266 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19268 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19269 disambiguate_loops_with_multiple_latches.
19270 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19271 before fix_loop_structure.
19272 * cfgloop.c: Include pointer-set.h and output.h.
19273 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19274 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19275 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19276 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19277 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19278 disambiguate_multiple_latches, get_loop_body_with_size,
19279 disambiguate_loops_with_multiple_latches): New functions.
19280 (flow_loop_dump): Dump multiple latch edges.
19281 (flow_loop_nodes_find): Handle loops with multiple latches.
19282 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19283 (glb_enum_p): Modified.
19284 (get_loop_body): Use get_loop_body_with_size.
19285 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19286 (AVOID_CFG_MODIFICATIONS): New constant.
19287 (disambiguate_loops_with_multiple_latches, add_loop,
19288 get_loop_body_with_size): Declare.
19289 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19291 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19293 PR inline-asm/28686
19294 * global.c (compute_regsets): New function.
19295 (global_alloc): Refactored ELIMINABLE_REGSET
19296 and NO_GLOBAL_ALLOC_REGS computation out.
19297 (rest_of_handle_global_alloc): Call compute_regsets()
19298 for non-optimizing case.
19300 2007-02-06 Richard Henderson <rth@redhat.com>
19302 * config/i386/constraints.md (Y2): Rename from Y.
19303 (Yi): New constraint.
19304 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19305 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19306 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19307 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19308 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19309 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19310 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19311 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19312 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19313 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19314 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19315 vec_extractv2si_1): Change Y constraints to Y2.
19316 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19317 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19318 Change Y constraints to Y2.
19319 (sse2_loadld): Change Y constraints to x.
19321 2007-02-06 Roger Sayle <roger@eyesopen.com>
19323 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19324 (parity<mode>2): New define_expand using rs6000_emit_parity.
19325 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19326 rs6000_emit_parity): New functions.
19327 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19328 rs6000_emit_parity): Prototype here.
19330 2007-02-06 Ian Lance Taylor <iant@google.com>
19332 * lower-subreg.c (simple_move_operand): Reject CONST.
19333 (resolve_clobber): Call validate_change rather than directly
19334 assigning to XEXP (pat, 0).
19336 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19338 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19339 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19340 (tree-cfg.o): Remove hashtab.h dependency.
19342 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19343 (struct ivopts_data): Change niters to pointer_map_t.
19344 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19345 (niter_for_exit): Create pointer_map on demand. Change for
19347 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19348 (free_loop_data): Destroy data->niters if created and reset field.
19349 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19350 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19352 * tree-ssa-reassoc.c: Include pointer-set.h.
19353 (bb_rank): Change to long *.
19354 (operand_rank): Change to pointer_map_t.
19355 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19356 (insert_operand_rank): Accept long.
19357 (operand_entry_hash, operand_entry_eq): Remove.
19358 (get_rank): Return long. Adjust for changes above.
19359 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19361 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19363 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19364 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19365 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19367 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19368 directly since it cannot be NULL.
19369 (get_vi_for_tree): Rewrite for pointer_map API.
19370 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19371 (init_alias_vars): Create vi_for_tree as pointer_map.
19372 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19374 * tree-cfg.c: Don't include hashtab.h.
19375 (edge_to_cases): Declare as pointer_map.
19376 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19378 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19379 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19380 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19382 (record_switch_edge): Delete.
19383 (get_cases_for_edge): Adjust for pointer_map API, inline
19384 record_switch_edge (rewritten for new API), remove goto.
19386 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19388 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19389 * tree-nested.c: Include pointer-set.h.
19390 (var_map_elt, var_map_eq, var_map_hash): Delete.
19391 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19392 to pointer_map_t's.
19393 (nesting_info_bitmap_obstack): New.
19394 (lookup_field_for_decl): Adjust for pointer_map API.
19395 (lookup_tramp_for_decl): Adjust for pointer_map API.
19396 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19397 (get_local_debug_decl): Adjust for pointer_map API.
19398 (convert_nl_goto_reference): Adjust for pointer_map API.
19399 (convert_nl_goto_receiver): Adjust for pointer_map API.
19400 (create_nesting_tree): Create outside GGC space. Create bitmap on
19401 the new obstack. Create field_map and var_map as pointer_maps.
19402 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19404 (lower_nested_functions): Move root here, no need to NULL it.
19405 Initialize and release the obstack.
19407 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19409 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19410 Remove prototypes and make them non-static.
19411 (struct tree_int_map): Remove.
19412 * tree.h (struct tree_int_map): Move here, turning TO into an
19414 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19416 * tree.h (TREE_COMPLEXITY): Remove.
19417 (struct tree_exp): Remove complexity field.
19418 * tree.c (build1_stat): Don't set it.
19420 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19421 Victor Kaplansky <victork@il.ibm.com>
19423 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19424 (vect_is_simple_reduction): Support reduction with induction as
19425 one of the operands.
19426 (vect_is_simple_iv_evolution): Fix formatting.
19427 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19428 formatting. Don't mark induction phis for vectorization.
19429 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19430 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19431 (vect_get_vec_def_for_operand): Support induction.
19432 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19434 (vectorizable_reduction): Support reduction with induction as one of
19436 (vectorizable_type_demotion): Use def-type of stmt argument rather
19437 than dummy def-type.
19439 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19440 flag_tree_scev_cprop.
19441 * common.opt (tree-scev-cprop): New flag.
19443 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19444 call to vect_get_new_vect_var.
19446 2007-02-06 Ira Rosen <irar@il.ibm.com>
19448 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19449 vectype is not NULL.
19450 (vect_pattern_recog_1): Likewise.
19452 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19454 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19455 (fold_negate_expr): Likewise.
19457 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19460 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19461 even if cv-qualification is the same.
19463 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19465 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19466 __enable_execute_stack on completion.
19468 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19470 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19471 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19472 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19473 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19474 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19475 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19476 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19477 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19479 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19481 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19482 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19483 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19484 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19485 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19486 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19487 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19488 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19489 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19490 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19491 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19492 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19493 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19494 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19495 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19496 sqrtextenddfxf2_i387): Added amdfam10_decode.
19498 * config/i386/athlon.md (athlon_idirect_amdfam10,
19499 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19500 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19501 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19502 athlon_ivector_store_amdfam10): New define_insn_reservation.
19503 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19506 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19508 * config/i386/athlon.md (athlon_call_amdfam10,
19509 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19510 define_insn_reservation.
19511 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19512 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19513 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19515 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19517 * config/i386/athlon.md (athlon_sseld_amdfam10,
19518 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19519 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19521 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19523 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19524 define_insn_reservation.
19525 * config/i386/i386.md (sseins): Added sseins to define_attr type
19526 and define_attr unit.
19527 * config/i386/sse.md: Set type attribute to sseins for insertq
19530 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19532 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19533 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19534 ssecomi_load_amdfam10, ssecomi_amdfam10,
19535 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19536 define_insn_reservation.
19537 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19539 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19541 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19542 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19543 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19544 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19545 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19546 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19547 define_insn_reservation.
19549 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19550 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19551 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19552 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19553 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19555 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19557 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19558 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19559 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19560 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19561 athlon_ssemul_load_k8): Added amdfam10.
19563 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19565 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19566 (x86_sse_unaligned_move_optimal): New variable.
19568 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19570 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19571 for unaligned vector SSE double/single precision loads for AMDFAM10.
19573 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19575 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19576 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19577 Define TARGET_CPU_DEFAULT_amdfam10.
19578 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19579 (processor_type): Add PROCESSOR_AMDFAM10.
19581 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19582 processor_type in config/i386/i386.h.
19583 Enable imul peepholes for TARGET_AMDFAM10.
19585 * config.gcc: Add support for --with-cpu option for amdfam10.
19587 * config/i386/i386.c (amdfam10_cost): New variable.
19588 (m_AMDFAM10): New macro.
19589 (m_ATHLON_K8_AMDFAM10): New macro.
19590 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19591 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19592 x86_promote_QImode, x86_integer_DFmode_moves,
19593 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19594 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19595 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19596 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19597 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19598 Enable/disable for amdfam10.
19599 (override_options): Add amdfam10_cost to processor_target_table.
19600 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19601 processor_alias_table.
19602 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19603 (ix86_adjust_cost): Add code for amdfam10.
19605 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19607 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19608 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19609 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19610 * config/i386/i386.h: Add builtin definition for SSE4A.
19611 * config/i386/i386.md: Add support for ABM instructions
19612 (popcnt and lzcnt).
19613 * config/i386/sse.md: Add support for SSE4A instructions
19614 (movntss, movntsd, extrq, insertq).
19615 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19616 Add -march=amdfam10 flag.
19617 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19618 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19620 * doc/extend.texi: Add documentation for SSE4A builtins.
19622 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19624 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19626 2007-02-05 Richard Guenther <rguenther@suse.de>
19628 * tree-vectorizer.h (vectorizable_function): Add argument type
19629 argument, change return type.
19630 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19631 * tree-vect-transform.c (vectorizable_function): Handle extra
19632 argument, return vectorized function decl.
19633 (build_vectorized_function_call): Remove.
19634 (vectorizable_call): Handle calls with result and argument types
19635 differing. Handle loop vectorization factor correctly.
19636 * targhooks.c (default_builtin_vectorized_function): Adjust for
19638 * targhooks.h (default_builtin_vectorized_function): Likewise.
19639 * target.h (builtin_vectorized_function): Add argument type
19641 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19642 extra argument, allow vectorizing of lrintf.
19643 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19644 documentation of target hook.
19646 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19649 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19650 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19651 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19653 2007-02-05 Roger Sayle <roger@eyesopen.com>
19655 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19656 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19657 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19658 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19659 before canonicalizing sincos to cexpi.
19660 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19662 2007-02-05 Roger Sayle <roger@eyesopen.com>
19664 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19665 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19666 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19668 2007-02-05 Roger Sayle <roger@eyesopen.com>
19670 * mips-tfile.c (initialize_init_file): Correct endianness test.
19672 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19674 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19675 the 'y' constraint.
19677 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19679 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19680 saves in a PARALLEL before the register assignments.
19682 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19684 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19685 DWARF_FRAME_RETURN_COLUMN to be a general register.
19686 * dwarf2out.c (init_return_column_size): New function, split from...
19687 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19688 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19689 to be nongeneral registers.
19690 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19692 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19693 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19695 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19697 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19699 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19701 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19702 (remove_path): Use can_remove_branch_p and remove_branch instead
19703 of loop_delete_branch_edge.
19704 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19705 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19706 Update profile using scale_dominated_blocks_in_loop.
19707 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19708 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19709 (can_remove_branch_p, remove_branch): Declare.
19710 * tree-cfg.c (tree_can_remove_branch_p): New function.
19711 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19712 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19713 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19715 2007-02-05 Jan Hubicka <jh@suse.cz>
19717 PR middle-end/30696
19718 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19719 nodes in cgraph, don't remove offline copy of the function.
19721 2007-02-04 Jan Hubicka <jh@suse.cz>
19723 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19724 vectors might cause maybe_lookup_element_for_expr to be called
19725 on non-sra-candidate.
19727 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19729 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19730 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19731 spelling conventions.
19733 2007-02-04 Richard Guenther <rguenther@suse.de>
19735 PR middle-end/30636
19736 * fold-const.c (try_move_mult_to_index): Make sure to not
19737 overflow one dimension of a multi-dimensional array access.
19739 2007-02-04 Jan Hubicka <jh@suse.cz>
19741 * passes.c (init_optimization_passes): Reindent.
19743 2007-02-04 Jan Hubicka <jh@suse.cz>
19744 Eric Botcazou <ebotcazou@adacore.com>
19746 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19747 (execute_fixup_cfg): Break out the abnormal goto code.
19748 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19749 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19750 (optimize_inline_calls): Call make_nonlocal_label_edges.
19752 2007-02-04 Jan Hubicka <jh@suse.cz>
19754 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19755 true when something was changed.
19756 (rename_ssa_copies): When something was changed, do
19757 TODO_remove_unused_locals.
19758 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19759 add TODO_remove_unused_locals when instruction was removed.
19761 2007-02-04 Jan Hubicka <jh@suse.cz>
19763 * ipa-inline.c (try_inline): Improve debug output; work on already
19765 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19766 call try_inline for already inlined edges too when flattening;
19767 inline also functions that make callee growth but overall unit size
19770 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19772 * config/m32c/bitops.md, config/m32c/jump.md,
19773 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19774 config/m32r/m32r.h, config/m32r/m32r.md,
19775 config/m32r/predicates.md, config/m68hc11/larith.asm,
19776 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19777 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19778 config/mips/mips-protos.h, config/mips/mips.c,
19779 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19780 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19781 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19782 spelling conventions.
19784 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19785 Follow spelling conventions.
19787 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19789 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19790 warn about C++0x compatibility.
19792 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19794 * config/h8300/h8300.c, config/h8300/h8300.h,
19795 config/h8300/h8300.md: Follow spelling conventions.
19797 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19799 PR middle-end/30667
19800 * combine.c (try_combine): Do not substitute source operand
19801 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19803 2007-02-03 Jan Hubicka <jh@suse.cz>
19805 PR gcov-profile/30650
19806 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19807 do not divide by zero for never executed counters.
19808 (tree_find_values_to_profile): Fix counters.
19809 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19811 2007-02-03 Ian Lance Taylor <iant@google.com>
19813 * lower-subreg.c (simple_move_operand): New static function,
19814 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19816 (simple_move): Call simple_move_operand.
19817 (find_decomposable_subregs): Add special handling of MEMs.
19818 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19819 meaning of return value. If we see a hard register, test whether
19820 it can store a word_mode value. Change all callers.
19822 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19824 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19825 ftrapv insns and expanders.
19826 (subdi3): Change define_expand operand 1 to arith11_operand, and
19827 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19828 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19829 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19832 PR middle-end/30174
19833 * varasm.c (notice_global_symbol): Treat global objects as weak when
19834 flag_shlib is true.
19836 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19838 * emit-rtl.c (dconstpi): Delete.
19839 (dconstsqrt2): New.
19840 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19841 * real.h (dconstpi): Delete.
19842 (dconstsqrt2): New.
19843 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19844 (fold_builtin_hypot): Likewise.
19846 2007-02-03 Tom Tromey <tromey@redhat.com>
19849 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19850 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19852 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19854 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19855 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19856 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19857 config/rs6000/cell.md, config/rs6000/darwin.h,
19858 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19859 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19860 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19861 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19862 typos. Follow spelling conventions.
19863 * doc/invoke.texi: Follow spelling conventions.
19865 2007-02-03 Roger Sayle <roger@eyesopen.com>
19867 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19868 canonicalization transformations that attempt to simplify integer
19869 constant comparisons to become comparisons against zero.
19871 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19873 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19875 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19876 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19878 2007-02-02 Mike Stump <mrs@apple.com>
19880 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19881 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19882 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19883 generate a branch island.
19885 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19887 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19888 (xtensa_legitimate_address_p): New.
19889 (xtensa_legitimize_address): New.
19890 (xtensa_output_addr_const_extra): New.
19891 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19893 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19894 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19895 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19896 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19897 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19898 (xtensa_legitimize_address): New.
19899 (xtensa_output_addr_const_extra): New.
19901 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19903 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19905 2007-02-02 Ian Lance Taylor <iant@google.com>
19907 * expmed.c (expand_divmod): Add comment.
19909 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19911 * emit-rtl.c (renumber_insns): Remove.
19912 * flags.h: Remove the extern for flag_renumber_insns.
19913 * rtl.h: Remove the prototype for renumber_insns.
19914 * toplev.c (flag_renumber_insns): Remove.
19916 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19918 Revert for x86 darwin:
19919 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19921 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19922 code before the following patch under TARGET_MACHO.
19923 (ix86_function_value_regno_p): Likewise.
19925 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19927 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19930 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19933 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19934 loads to general or fp registers. Add comments.
19935 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19937 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19939 * pointer-set.c (insert_aux): Only return insertion slot.
19940 (pointer_set_insert): Adjust.
19941 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19942 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19943 pointer_map_traverse): New.
19944 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19945 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19946 pointer_map_contains, pointer_map_traverse): Declare.
19948 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19950 PR middle-end/30473
19951 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19952 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19954 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19956 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19958 (struct _dep): New type.
19959 (dep_t): New typedef.
19960 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19961 (DEP_STATUS): New access macro. The macro with the same name was
19962 renamed to DEP_LINK_STATUS.
19963 (dep_init): Declare function
19965 (struct _dep_link): New type.
19966 (dep_link_t): New typedef.
19967 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19968 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19969 (DEP_LINK_STATUS): New macro.
19970 (debug_dep_links): New debug function.
19972 (struct _deps_list): New type.
19973 (deps_list_t): New typedef.
19974 (DEPS_LIST_FIRST): New access macro.
19975 (FOR_EACH_DEP_LINK): New cycle macro.
19976 (create_deps_list, free_deps_list, delete_deps_list): Declare
19978 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19979 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19980 (copy_deps_list_change_con): Ditto.
19982 (move_dep_link): Declare function.
19984 (struct _dep_node): New type.
19985 (dep_node_t): New typedef.
19986 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19988 (struct haifa_insn_data.back_deps): New field to hold backward
19989 dependencies of the insn.
19990 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19992 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19993 Change its type to deps_list_t.
19994 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19995 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19996 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19998 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20000 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20002 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20004 (dep_cost): Declare.
20006 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20007 (ds_to_dk, dk_to_ds): New functions.
20009 (init_dep_1): New static function.
20010 (init_dep): New function.
20011 (copy_dep): New static function.
20013 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20015 (detach_dep_link): New static function.
20016 (move_dep_link): New function.
20018 (dep_links_consistent_p, dump_dep_links): New static functions.
20019 (debug_dep_links): New debugging function.
20021 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20023 (alloc_deps_list, init_deps_list): New static functions.
20024 (create_deps_list): New function.
20025 (clear_deps_list): New static function.
20026 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20027 (deps_list_consistent_p, dump_deps_list): New static functions.
20028 (debug_deps_list): New function.
20029 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20031 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20033 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20034 use new scheduler dependencies lists.
20035 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20036 (sched_analyze): Ditto. Initialize dependencies lists.
20037 (add_forw_dep, compute_forward_dependences): Update to use new
20038 scheduler dependencies lists.
20040 (init_dependency_caches): Init deps_obstack.
20041 (free_dependency_caches): Free deps_obstack.
20043 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20044 new scheduler dependencies lists.
20045 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20046 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20048 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20049 Update to use new scheduler dependencies lists.
20050 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20051 (debug_dependencies): Ditto.
20052 (schedule_region): Update comments.
20054 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20055 scheduler dependencies lists.
20056 (schedule_ebb): Update comments.
20058 * rtl.def (DEPS_LIST): Remove.
20060 * lists.c (unused_deps_list): Remove.
20061 (free_list): Update assertions.
20063 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20064 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20066 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20067 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20069 * haifa-sched.c (comments): Update.
20070 (insn_cost1): Remove. Inline the code into insn_cost ().
20071 (insn_cost): Update to use new scheduler dependencies lists. Move
20072 processing of the dependency cost to dep_cost ().
20073 (dep_cost): New function. Use it instead of insn_cost () when
20074 evaluating cost of the dependency. Use compatible interface to
20075 interact with the target.
20076 (priority): Update to use new scheduler dependencies lists.
20077 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20078 with greater number of insns that depend on the insn.
20079 (schedule_insn): Update to use new scheduler dependencies lists. Add
20080 code to free backward dependencies lists. Inline and optimize code
20081 from resolve_dep () - see PR28071.
20082 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20083 lists. Update call to targetm.sched.is_costly_dependence hook.
20085 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20086 scheduler dependencies lists.
20088 (resolve_dep): Remove. Move the logic to schedule_insn ().
20089 (init_h_i_d): Initialize dependencies lists.
20091 (process_insn_depend_be_in_spec): Rename to
20092 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20093 dependencies lists.
20094 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20095 Update to use new scheduler dependencies lists.
20096 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20098 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20099 new scheduler dependencies lists.
20100 (build_intra_loop_deps): Ditto.
20102 * target.h (struct _dep): Declare to use in
20103 gcc_target.sched.is_costly_dependence.
20104 (struct gcc_target.sched.adjust_cost): Fix typo.
20105 (struct gcc_target.sched.is_costly_dependence): Change signature to
20106 use single dep_t parameter instead of an equivalent triad.
20107 (struct gcc_target.sched.adjust_cost_2): Remove.
20109 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20111 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20113 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20115 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20117 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20118 (REG_DEP_TRUE): Document.
20120 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20121 Change signature to correspond to the targetm.sched.adjust_cost hook.
20122 Update use in TARGET_SCHED_ADJUST_COST_2.
20123 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20124 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20125 new scheduler dependencies lists.
20126 (ia64_gen_check): Ditto.
20128 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20129 scheduler dependencies lists.
20131 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20132 signature to correspond to the targetm.sched.is_costly_dependence hook.
20133 (is_costly_group): Update to use new scheduler dependencies lists.
20135 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20136 instead of INSN_COST () macro.
20138 2007-02-01 Ian Lance Taylor <iant@google.com>
20140 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20142 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20144 * pa.md (tp_load): Correct mfctl instruction syntax.
20146 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20148 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20149 altivec_padding_size calculation on AIX. Improve comment, add
20150 assert to verify that it's right.
20152 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20155 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20157 PR inline-asm/28686
20158 * global.c (global_alloc): Add mising initialization of
20161 2007-02-01 Roger Sayle <roger@eyesopen.com>
20163 * alias.c (init_alias_analysis): Correct whitespace.
20164 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20165 partition_hot_cold_basic_blocks): Likewise.
20166 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20167 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20168 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20169 fold_builtin_snprintf_chk, fold_builtin_printf,
20170 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20171 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20172 * cfgcleanup.c (cleanup_cfg): Likewise.
20173 * cfgexpand.c (tree_expand_cfg): Likewise.
20174 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20175 * function.c (get_next_funcdef_no): Likewise.
20176 * gengtype.c (main): Likewise.
20177 * genmodes.c (main): Likewise.
20178 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20179 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20180 * ifcvt.c (noce_emit_move_insn): Likewise.
20181 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20183 * stor-layout.c (get_best_mode): Likewise.
20184 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20185 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20186 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20187 perform_var_substitution, solve_graph): Likewise.
20188 * tree-vrp.c (vrp_finalize): Likewise.
20190 2007-02-01 Ian Lance Taylor <iant@google.com>
20192 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20193 high part of a paradoxical subreg, return a constant zero.
20195 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20197 * toplev.c (lang_dependent_init): Call init_set_costs.
20198 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20200 2007-02-01 Richard Guenther <rguenther@suse.de>
20202 PR middle-end/30656
20203 * fold-const.c (fold_negate_expr): Allow negating a
20204 constant if overflow does not change.
20206 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20208 * doc/c-tree.texi (Expression trees): Improve markup.
20209 * doc/tm.texi (Register Classes, Addressing Modes)
20210 (Floating Point): Fix spacing after abbreviations. Fix some
20213 2007-02-01 Ben Elliston <bje@au.ibm.com>
20215 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20216 * doc/contrib.texi: Likewise.
20217 * doc/install.texi: Likewise.
20219 2007-01-31 Richard Henderson <rth@redhat.com>
20220 Ian Lance Taylor <iant@google.com>
20222 * lower-subreg.c: New file.
20223 * rtl.def (CONCATN): Define.
20224 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20225 pass_lower_subreg2.
20226 * emit-rtl.c (update_reg_offset): New static function, broken out
20227 of gen_rtx_REG_offset.
20228 (gen_rtx_REG_offset): Call update_reg_offset.
20229 (gen_reg_rtx_offset): New function.
20230 * regclass.c: Revert patch of 2006-03-05, restoring
20232 (clear_reg_info_regno): New function.
20233 * dwarf2out.c (concatn_loc_descriptor): New static function.
20234 (loc_descriptor): Handle CONCATN.
20235 * common.opt (fsplit_wide_types): New option.
20236 * opts.c (decode_options): Set flag_split_wide_types when
20238 * timevar.def (TV_LOWER_SUBREG): Define.
20239 * rtl.h (gen_reg_rtx_offset): Declare.
20240 (reg_scan_update): Declare.
20241 * regs.h (clear_reg_info_regno): Declare.
20242 * tree-pass.h (pass_lower_subreg): Declare.
20243 (pass_lower_subreg2): Declare.
20244 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20245 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20246 -fsplit-wide-types.
20247 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20248 * Makefile.in (OBJS-common): Add lower-subreg.o.
20249 (lower-subreg.o): New target.
20251 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20253 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20255 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20258 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20260 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20262 PR middle-end/29335
20263 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20265 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20267 * cfgloop.h: Include vec-prim.h.
20268 (enum li_flags): Remove LI_ONLY_OLD.
20269 (loop_iterator): Changed.
20270 (fel_next, fel_init): Iterate over loop tree.
20271 (FOR_EACH_LOOP_BREAK): New macro.
20272 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20274 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20275 * modulo-sched.c (sms_schedule): Ditto.
20276 * tree-vectorizer.c (vectorize_loops): Ditto.
20277 * doc/loop.texi: Update information on loop numbering and behavior of
20278 FOR_EACH_LOOP wrto new loops.
20279 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20280 add_to_evolution_1): Test nestedness of loops instead of comparing
20282 * tree-chrec.c (chrec_fold_plus_poly_poly,
20283 chrec_fold_multiply_poly_poly, chrec_evaluate,
20284 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20285 reset_evolution_in_loop): Ditto.
20286 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20288 2007-01-31 Dirk Mueller <dmueller@suse.de>
20290 * c-common.c (warn_about_parentheses): Separate warning about
20291 un-parenthized sequence of comparison operators from the one
20292 which is supposed to warn about x <= y <= z.
20294 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20296 * optabs.h (enum optab_index): Add new OTI_isinf.
20297 (isinf_optab): Define corresponding macro.
20298 * optabs.c (init_optabs): Initialize isinf_optab.
20299 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20301 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20302 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20304 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20305 expand_builtin_interclass_mathfn.
20306 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20307 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20308 (fxam<mode>2_i387): New insn pattern.
20309 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20310 built-in functions as x87 inline asm.
20312 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20314 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20316 2007-01-30 Eric Christopher <echristo@apple.com>
20318 * config.gcc: Add geode.
20320 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20322 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20323 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20324 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20325 value-prof.c: Fix comment typos.
20327 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20330 * doc/invoke.texi (Wpointer-arith): Document warning.
20332 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20334 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20335 the list of discrepancies from the draft TR.
20337 2007-01-30 Dirk Mueller <dmueller@suse.de>
20340 * doc/invoke.texi (-Wreturn-type): Update description to
20341 match new behavior.
20343 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20345 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20347 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20349 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20350 to handle optabs that operate on floating point input argument and
20351 output to integer output.
20352 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20353 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20354 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20355 expand_builtin_interclass_mathfn ().
20356 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20357 (ilogbsi2): Remove.
20358 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20359 ilogbl built-in functions as x87 intrinsics.
20361 2007-01-30 Richard Guenther <rguenther@suse.de>
20363 PR middle-end/27657
20364 * dwarf2out.c (reference_to_unused): Query varpool if the
20365 variable was output.
20367 2007-01-30 Richard Guenther <rguenther@suse.de>
20369 PR middle-end/30313
20370 * passes.c (execute_one_pass): Reset in_gimple_form to not
20371 confuse non-unit-at-a-time mode.
20373 2007-01-29 Roger Sayle <roger@eyesopen.com>
20374 Richard Guenther <rguenther@suse.de>
20376 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20377 avoid undefined behaviour on overflow. Use force_fit_type_double
20378 to construct the constant with the specified TREE_OVERFLOW.
20380 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20382 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20383 * config/dfp-bit.h: Ditto.
20385 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20387 * c-decl.c (pop_scope): Replace warnings with call to
20388 warn_for_unused_label.
20389 * c-common.h (warn_for_unused_label): Declare.
20390 * c-common.c (warn_for_unused_label): Define.
20392 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20394 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20397 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20399 * Makefile.in (USER_H): Remove decfloat.h.
20400 * ginclude/decfloat.h: Delete, moving contents to ...
20401 * ginclude/float.h: Add support for decimal floating point,
20402 guarded by __STDC_WANT_DEC_FP__.
20404 2007-01-29 Mike Stump <mrs@apple.com>
20406 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20407 Analysis and Representation to resolve case insensitive conflict.
20408 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20410 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20412 * tree.h (struct tree_memory_tag): Add aliases member.
20413 (MTAG_ALIASES): New macro.
20414 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20415 (add_may_alias): Remove pointer-set. Update for may_aliases being
20417 (mark_aliases_call_clobbered): Update for may_aliases being a
20419 (compute_tag_properties): Ditto.
20420 (create_partition_for): Ditto.
20421 (compute_memory_partitions): Ditto.
20422 (dump_may_aliases_for): Ditto.
20423 (is_aliased_with): Ditto.
20424 (add_may_alias_for_new_tag): Ditto.
20425 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20426 (compute_is_aliased): New function.
20427 (compute_may_aliases): Call compute_is_aliased).
20428 (init_alias_info): Initialize alias_bitmap_obstack.
20429 (union_alias_set_into): New function.
20430 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20431 (have_common_aliases_p): Rewrite to take two bitmaps and use
20433 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20434 Update for bitmaps.
20435 (finalize_ref_all_pointers): Update for add_may_alias changes.
20436 (new_type_alias): Ditto.
20437 * tree-flow-inline.h (may_aliases): Return a bitmap.
20438 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20439 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20440 may_aliases being a bitmap.
20441 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20442 may_aliases now returns a bitmap.
20443 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20445 * tree-ssa-operands.c (add_virtual_operand): Update for
20446 may_aliases being a bitmap.
20448 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20450 PR tree-optimization/30630
20451 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20452 variable as changed.
20454 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20457 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20458 expanded only once even if an error occurs.
20460 2007-01-29 Ben Elliston <bje@au.ibm.com>
20462 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20463 (__gcov_average_profiler): Likewise.
20464 (__gcov_ior_profiler): Likewise.
20465 (__gcov_merge_ior): Likewise.
20467 2007-01-28 Jan Hubicka <jh@suse.cz>
20469 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20470 * value-prof.c (stringop_block_profile): Likewise.
20472 2007-01-28 Jan Hubicka <jh@suse.cz>
20474 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20475 Add variant handling histograms; add wrapper.
20476 (clear_storage_via_libcall): Export.
20477 (emit_block_move_hints): Break out from ...; add histograms.
20478 (emit_block_move): ... this one.
20479 (clear_storage_hints): Break out from ...; add histograms.
20480 (clear_storage): ... this one.
20481 (set_storage_via_memset): Handle histogram.
20482 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20483 (clear_storage_hints, clear_storage_via_libcall): Declare.
20484 (set_storage_via_setmem): Update prototype.
20485 * doc/md.texi (movmem, setmem): Document new arguments.
20487 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20488 Add new histograms.
20489 (stringop_block_profile): New global function.
20490 (tree_stringops_values_to_profile): Profile block size and alignment.
20491 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20493 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20494 (stringop_block_profile): Declare.
20495 * builtins.c: Include value-prof.h.
20496 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20497 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20498 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20499 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20500 * profile.c (instrument_values): Add new counters.
20501 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20503 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20504 (tree_init_edge_profiler): Build new profilers.
20505 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20506 (pass_tree_profile): Add dump.
20507 (tree_profile_hooks): Update.
20508 * Makefile.in (LIBGCOV): Add new constants.
20509 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20510 __gcov_ior_profiler): New.
20511 * i386.md (movmem/setmem expanders): Add new optional arguments.
20513 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20515 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20517 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20519 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20520 (tree_unswitch_single_loop): Pass eni_size_weights to
20521 tree_num_loop_insns.
20522 * tree-ssa-loop-manip.c: Include tree-inline.h.
20523 (can_unroll_loop_p): Pass eni_size_weights to
20524 tree_num_loop_insns.
20525 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20526 Pass eni_size_weights to estimate_num_insns.
20527 * tree.h (init_inline_once): Export.
20528 * toplev.c (backend_init): Call init_inline_once.
20529 * cgraphunit.c (cgraph_process_new_functions,
20530 cgraph_analyze_function): Pass eni_inlining_weights to
20531 estimate_num_insns.
20532 * ipa-inline.c (compute_inline_parameters): Ditto.
20533 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20534 to estimate_num_insns.
20535 (try_unroll_loop_completely): Pass eni_size_weights to
20536 tree_num_loop_insns.
20537 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20538 ot estimate_num_insns.
20539 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20540 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20541 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20542 eni_time_weights): New variables.
20543 (init_inline_once): Initialize them.
20544 (struct eni_data): Mew.
20545 (estimate_num_insns_1, estimate_num_insns): Use weights.
20546 * tree-inline.h (struct eni_weights_d): New.
20547 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20548 (estimate_num_insns): Declaration changed.
20549 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20550 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20551 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20553 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20555 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20556 relations in the conflict function is valid.
20558 2007-01-27 Ian Lance Taylor <iant@google.com>
20560 * common.opt: Add fstrict-overflow.
20561 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20562 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20563 (TYPE_OVERFLOW_UNDEFINED): Define.
20564 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20566 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20567 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20568 (fold_negate_expr): Likewise.
20569 (make_range): Likewise.
20570 (extract_muldiv_1): Likewise.
20571 (maybe_canonicalize_comparison): Likewise.
20572 (fold_comparison): Likewise.
20573 (fold_binary): Likewise.
20574 (tree_expr_nonnegative_p): Likewise.
20575 (tree_expr_nonzero_p): Likewise.
20576 * tree-vrp.c (compare_values): Likewise.
20577 (extract_range_from_binary_expr): Likewise.
20578 (extract_range_from_unary_expr): Likewise.
20579 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20581 (nowrap_type_p): Likewise.
20582 * tree-scalar-evolution.c (simple_iv): Likewise.
20583 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20584 (build_range_check): Likewise.
20585 (extract_muldiv_1): Likewise.
20586 (fold_comparison): Likewise.
20587 * tree-vrp.c (vrp_int_const_binop): Likewise.
20588 (extract_range_from_unary_expr): Likewise.
20589 * convert.c (convert_to_integer): Likewise.
20590 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20591 (fold_comparison): Likewise.
20592 (fold_binary): Likewise.
20593 * optabs.c (optab_for_tree_code): Likewise.
20594 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20595 * simplify-rtx.c (simplify_const_relational_operation): Check
20596 flag_strict_overflow and flag_trapv.
20597 (simplify_const_relational_operation): Likewise.
20598 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20599 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20602 2007-01-27 Roger Sayle <roger@eyesopen.com>
20604 * tree.c (tree_fold_gcd): Delete.
20605 * tree.h (tree_fold_gcd): Remove prototype.
20606 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20607 test whether one constant integer is a multiple of another. Instead
20608 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20609 * fold-const.c (multiple_of_p): We've determined both TOP and
20610 BOTTOM are integer constants so we can call int_const_binop directly
20611 instead of the more generic const_binop.
20613 2007-01-27 Roger Sayle <roger@eyesopen.com>
20615 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20616 1*X check that the constant hasn't overflowed, to preserve the
20618 (round_up): Provide an efficient implementation when rouding-up an
20619 INTEGER_CST to a power-of-two.
20621 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20623 * doc/sourcebuild.texi: Add comma for clarity.
20624 * doc/extend.texi: Fix some typos.
20625 * doc/passes.texi: Likewise.
20626 * doc/cppinternals.texi: Likewise.
20627 * doc/c-tree.texi: Likewise.
20628 * doc/tree-ssa.texi: Likewise.
20629 * doc/install.texi: Likewise.
20631 2007-01-27 Jan Hubicka <jh@suse.cz>
20633 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20634 (pass_sra): Do not require alias information.
20635 * passes.c (init_optimization_passes): Add SRA
20637 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20639 * tracer.c (rest_of_handle_tracer): We already cleaned
20640 up the CFG in tracer() so don't do it here again.
20641 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20642 cleanup_cfg here, either. And don't call renumber_insns.
20644 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20645 and BB_HEAD are in the insn stream here. Instead make sure
20646 that BB_INSN is valid on all insns. Also, do check here that
20647 there are no pending branch predictions...
20648 (rtl_verify_flow_info): ...instead of doing it here. Checks
20649 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20652 2007-01-26 Roger Sayle <roger@eyesopen.com>
20654 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20655 function to simplify/factorize operand order canonicalization.
20656 (ix86_fixup_binary_operands): Reorganize using the above function.
20657 (ix86_binary_operator_ok): Likewise.
20659 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20661 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20662 file scope from optimize_attrs.
20663 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20665 (optimize_attrs): Clear insn_code_values after freeing it.
20667 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20669 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20670 a parts.base assignment.
20672 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20674 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20675 (compute_subscript_distance, initialize_data_dependence_relation,
20676 finalize_ddr_dependent, analyze_ziv_subscript,
20677 analyze_siv_subscript_cst_affine,
20678 compute_overlap_steps_for_affine_univar,
20679 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20680 analyze_siv_subscript, analyze_miv_subscript,
20681 analyze_overlapping_iterations, subscript_dependence_tester_1,
20682 compute_self_dependence, free_dependence_relation): Work
20683 with affine_fn instead of chrecs.
20684 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20685 common_affine_function, affine_function_base,
20686 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20687 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20688 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20689 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20690 (all_chrecs_equal_p): Removed.
20691 * tree-data-ref.h (affine_fn, conflict_function): New types.
20692 (struct subscript): Change type of conflicting_iterations_in_a
20693 and conflicting_iterations_in_b.
20695 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20698 * config/pa/pa.h (TARGET_HPUX_11): New.
20699 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20700 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20702 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20703 Richard Guenther <rguenther@suse.de>
20705 * tree-ssa-structalias.c (solve_graph): Handle case
20706 we merged the variable to another.
20708 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20710 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20713 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20714 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20716 2007-01-25 DJ Delorie <dj@redhat.com>
20718 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20719 allow changes to modes which don't fit in those registers.
20721 * reload1.c (choose_reload_regs): Check for invalid subregs before
20722 computing their locations, not after.
20724 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20727 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20728 save Altivec registers in an eh_return function.
20729 (compute_vrsave_mask): Likewise.
20730 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20731 for saving Altivec registers.
20732 (rs6000_emit_prologue): Don't allocate stack twice in
20733 eh_return function. Correct expected value of altivec_save_offset
20734 when using save_world. Describe save of R0 to stack when using
20735 save_world. Describe stack pointer adjustment when using
20736 save_world. Remove duplicated eh_return parameter register saving.
20737 Update sp_offset variable after save_world.
20738 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20740 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20741 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20744 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20746 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20748 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20751 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20752 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20754 2007-01-25 Richard Guenther <rguenther@suse.de>
20756 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20757 * common.opt (-Wcoverage-mismatch): New warning option.
20758 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20759 if -Wcoverage-mismatch is given.
20761 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20763 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20764 (ipcp_driver): Change to static definition.
20765 Add dumping of the ifunctions.
20766 (constant_val_insert): Remove unused parameter. Support for SSA.
20767 (ipcp_propagate_const): Support for SSA.
20768 (ipcp_profile_bb_print): Print only analyzed nodes.
20769 (ipcp_replace_map_create): Remove support for Fortran constant
20771 * ipa-prop.c (ipa_method_modify_stmt,
20772 ipa_callsite_compute_param): Support for SSA.
20773 * ipa-prop.h (ipcp_driver): Remove declaration.
20774 (IS_VALID_TREE_MAP_INDEX): Add define.
20776 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20778 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20780 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20782 PR middle-end/30447
20783 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20784 constant argument to cabs and do it without checking for
20785 -funsafe-math-optimizations.
20787 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20789 * c-common.h (RID_FIRST_CXX0X): New.
20790 (RID_LAST_CXX0X): New.
20791 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20793 * c.opt (Wc++0x-compat): New.
20794 * doc/invoke.texi (-Wc++0x-compat): Document.
20796 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20798 * builtins.c (fold_builtin_carg): New.
20799 (fold_builtin_1): Use it.
20801 2007-01-24 Jan Hubicka <jh@suse.cz>
20803 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20805 * ipa-inline.c (initial_insns, max_insns): Delete.
20806 (compute_max_insns): New function.
20807 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20808 amount of insns as base for code growth.
20809 (cgraph_decide_inlining): Make initial_insns local; do not compute
20811 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20812 * doc/invoke.texi (inline-unit-growth): Update docs.
20814 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20816 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20817 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20818 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20819 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20820 for CPUs that have PTA_CX16 set.
20822 PR middle-end/27416
20823 * gimplify.c (omp_check_private): New function.
20824 (gimplify_scan_omp_clauses): Use it for
20825 firstprivate/lastprivate/reduction.
20827 PR middle-end/30494
20828 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20829 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20831 PR middle-end/30421
20832 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20833 If lower_lastprivate_clauses emits some statements, append them
20834 to dlist rather than body_p and to body_p append an initializer.
20835 (lower_omp_for): Adjust caller.
20837 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20839 * target.h (globalize_decl_name): New.
20840 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20841 * output.h (default_globalize_decl_name): New.
20842 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20844 (globalize_decl): Ditto.
20845 (default_globalize_decl_name): New.
20846 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20847 (ia64_handle_version_id_attribute): New.
20848 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20849 (ia64_asm_output_external): Use globalize_decl_name instead
20850 of globalize_label.
20851 * doc/extend.texi (version_id): New pragma.
20852 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20854 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20856 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20857 _uleb128_t and _Unwind_SWord with _sleb128_t.
20858 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20859 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20861 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20862 * unwind-pe.h (read_uleb128, read_sleb128,
20863 read_encoded_value_with_base): Likewise.
20864 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20866 2007-01-24 Richard Guenther <rguenther@suse.de>
20868 * builtins.c (expand_builtin_cexpi): Get the fndecl
20869 for cexp in the correct way.
20871 2007-01-24 Jan Hubicka <jh@suse.cz>
20873 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20876 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20878 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20879 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20880 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20881 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20882 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20883 __SIZEOF_PTRDIFF_T__.
20884 * doc/cpp.texi: Documentation for the new builtin macros added.
20886 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20888 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20889 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20890 instead of operands[2] to avoid access past the end of array.
20892 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20894 * reload1.c (emit_reload_insns): Pass the reload register
20895 for a non-spill output reload through forget_old_reloads_1.
20897 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20899 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20900 _SOFT_DOUBLE if doubles use software floating-point.
20901 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20902 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20903 * config/rs6000/darwin-ldouble.c: Also compile functions for
20904 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20905 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20906 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20907 commented-out long double override.
20908 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20909 * config/rs6000/eabispe.h: Likewise.
20910 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20911 long double for non-SPE.
20912 (rs6000_handle_option): Likewise.
20913 (invalid_e500_subreg): Disallow more subregs involding DImode,
20914 DFmode, TImode or TFmode.
20915 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20917 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20919 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20920 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20922 (rs6000_legitimate_address): Also check for TFmode for E500
20924 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20925 (spe_build_register_parallel): Handle TFmode and TCmode.
20926 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20928 (function_arg): Handle TFmode and TCmode for E500 double.
20929 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20931 (print_operand): Handle TFmode and TImode for %y.
20932 (rs6000_generate_compare): Handle TFmode comparisons for E500
20934 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20935 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20936 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20937 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20938 TFmode for E500 double.
20939 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20940 (floatsidf2): Enable for E500 double.
20941 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20942 (extenddftf2): Change to extenddftf2_fprs.
20943 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20944 depending on TARGET_E500_DOUBLE.
20945 (extendsftf2): Enable for E500 double.
20946 (trunctfdf2): Enable for E500 double.
20947 (trunctfsf2): Change to trunctfsf2_fprs.
20948 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20949 depending on TARGET_E500_DOUBLE.
20950 (floatsitf2): Enable for E500 double.
20951 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20952 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20953 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20954 (negtf2): Change to negtf2_internal.
20955 (negtf2): New expander.
20956 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20957 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20958 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20959 (movdi_internal32): Use rs6000_nonimmediate_operand.
20960 (unnamed splitter): Likewise.
20961 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20962 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20963 (SPE64TF, DITI): New mode macros.
20964 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20967 (frob_<mode>_di_2): New.
20968 (frob_tf_di_8_2): New.
20969 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20971 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20973 (frob_ti_<mode>_8_2): New.
20974 (frob_ti_tf_2): New.
20975 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20976 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20978 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20979 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20980 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20981 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20982 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20983 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20986 2007-01-23 Ian Lance Taylor <iant@google.com>
20988 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20990 (OBJS-archive): Reformat, alphabetize.
20991 (OBJS): Change out_object_file to OBJS-md.
20993 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20995 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20996 JUMP_P and CALL_P predicates where applicable.
20997 * config/i386/i386.c: Ditto.
20998 * config/i386/i386.md: Ditto.
20999 * config/i386/mmx.md: Ditto.
21000 * config/i386/predicates.md: Ditto.
21002 2007-01-22 Andreas Schwab <schwab@suse.de>
21004 * config/m68k/m68k.h: Fix comment.
21006 2007-01-22 Jan Hubicka <jh@suse.cz>
21008 * passes.c (init_optimization_passes): Do not rerun
21009 pass_early_warn_uninitialized.
21011 2007-01-22 Richard Guenther <rguenther@suse.de>
21013 PR tree-optimization/30038
21014 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21016 (execute_cse_sincos_1): Likewise.
21017 (execute_cse_sincos): Likewise.
21018 (gate_cse_sincos): Likewise.
21019 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21020 the cexpi() canonicalization of sincos().
21021 * tree-pass.h (pass_cse_sincos): Declare.
21022 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21024 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21026 PR rtl-optimization/29329
21027 * combine.c (replaced_rhs_insn): Rename to i2mod.
21028 (replaced_rhs_value): Rename to i2mod_new_rhs.
21029 (i2mod_old_rhs): New global variable.
21030 (combine_instructions): Adjust for above change. Save a copy of
21031 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21032 note are substituted in the second instruction.
21033 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21034 ditch the note if it pertains to the second eliminated register
21035 and this register is mentioned in i2mod_old_rhs.
21038 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21040 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21041 the insn to which the note was originally attached.
21043 2007-01-21 Jan Hubicka <jh@suse.cz>
21045 * ipa-inline.c (inlining_mode): Comment, move up.
21046 (cgraph_decide_inlining_incrementally): Do not perform inlining
21047 itself; fix handling of flattening of self recursive functions.
21048 (cgraph_find_cycles): Remove.
21049 (cgraph_flatten_node): Remove.
21050 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21051 (try_inline): New function.
21052 (cgraph_early_inlining): Update call of
21053 cgraph_decide_inlining_incrementally. Apply inlining here.
21054 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21056 2007-01-21 Dirk Mueller <dmueller@suse.de>
21059 * tree-vrp.c (check_array_bounds): do not warn
21060 about ADDR_EXPR's of ARRAY_REF's which are immediately
21061 used in binary expressions.
21063 2007-01-21 Ira Rosen <irar@il.ibm.com>
21065 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21066 read_write_dep and macros for its access.
21067 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21068 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21069 argument, call vect_check_interleaving for every independent pair of
21070 data-refs. Mark loads that access the same memory location as a store
21072 (vect_check_dependences): Remove.
21073 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21074 call, fix the call to vect_analyze_data_ref_dependence.
21075 (vect_analyze_data_ref_access): For statements that access the same
21076 data-ref, check that they are not stores; for loads, check that there
21077 is no store that access the same location.
21079 2007-01-20 Roger Sayle <roger@eyesopen.com>
21080 Joseph Myers <joseph@codesourcery.com>
21082 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21083 (-fdump-rtl-stack): Likewise.
21084 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21085 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21086 (-mpt-fixed): Use @minus{} for minus sign.
21087 (Using Precompiled Headers): Fix under/overfull hbox.
21089 2007-01-20 Jan Hubicka <jh@suse.cz>
21091 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21092 place within annotation.
21094 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21096 * pa.c (output_move_double): Change array size of xoperands to 4.
21098 2007-01-20 Jan Hubicka <jh@suse.cz>
21100 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21103 2007-01-19 Ian Lance Taylor <iant@google.com>
21105 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21106 constant to unsigned HOST_WIDE_INT before negating.
21108 2007-01-19 Ian Lance Taylor <iant@google.com>
21110 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21112 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21113 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21114 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21115 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21116 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21117 (realloc_vdef, realloc_vuse): Change second parameter to
21119 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21120 fields to unsigned.
21121 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21122 unsigned. Change x and lim locals to unsigned.
21123 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21125 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21126 (copy_virtual_operands): Change i and n locals to unsigned.
21128 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21130 PR middle-end/29335
21131 * builtins.c (fold_builtin_1): Handle builtin fdim.
21133 2007-01-20 Jan Hubicka <jh@suse.cz>
21135 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21136 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21137 init_alias_heapvars.
21138 (init_alias_heapvars): Initialize only when not already initialized.
21139 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21141 2007-01-19 Roger Sayle <roger@eyesopen.com>
21143 * common.opt (fsigned-zeros): New command line option.
21144 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21145 of flag_unsafe_math_optimizations.
21146 * opts.c (set_fast_math_flags): The -ffast-math command line option
21147 implies -fno-signed-zeros.
21148 (fast_math_flags_set_p): Likewise.
21150 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21151 the documentation of -ffast-math appropriately. Wrap long lines.
21153 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21155 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21156 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21158 2007-01-19 Tomas Bily <tbily@suse.cz>
21160 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21162 (tree_init_ic_make_global_vars): New function
21163 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21164 (tree_gen_ic_profiler): New function
21165 (tree_gen_ic_func_profiler): New function
21166 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21167 (tree_profile_hooks): Added hook for indirec/virtual calls
21168 * value-prof.c (tree_find_values_to_profile): New case for
21170 (tree_values_to_profile): Call for determining indirect/virtual
21172 (tree_indirect_call_to_profile): New function
21173 (tree_ic_transform): New function
21174 (tree_ic): New function
21175 (find_func_by_pid): New function
21176 (init_pid_map): New function
21177 (tree_value_profile_transformations): Added check for
21178 indirect/virtual call transformation
21179 * value-prof.h (enum hist_type): New counter type for
21180 indirect/virtual calls
21181 (profile_hooks): Added new hook for profiling indirect/virtual
21183 * profile.c (instrument_values): New case for indirect/virtual
21185 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21186 (GCOV_COUNTER_V_INDIR): New counter type
21187 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21188 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21190 * cgraph.c: Definition of cgraph_max_pid
21191 (cgraph_create_node): Default init of pid attribute
21192 * cgraph.h: Declaration of cgraph_max_pid
21193 (struct cgraph_node): Added pid attribute
21194 * libgcov.c (__gcov_indirect_call_profiler): New function
21195 (__gcov_one_value_profiler_body): New function
21196 (__gcov_one_value_profiler): Body was moved to
21197 __gcov_one_value_profiler_body and calls it
21199 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21201 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21202 * gengtype.c (write_types_data, write_func_for_structure,
21203 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21204 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21205 (walk_type, write_func_for_structure): Generate the mark_hook if
21208 2007-01-19 Jan Hubicka <jh@suse.cz>
21210 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21211 'early' argument take inlining mode argument specifying whether to
21212 inline for size/speeed or all functions; add support for flattening;
21214 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21216 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21219 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21220 the name of the declared identifier.
21222 2007-01-19 Dirk Mueller <dmueller@suse.de>
21224 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21225 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21226 duplicate evaluation.
21228 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21230 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21231 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21232 to XFMode, use acosxf2 and truncate result to requested mode.
21233 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21234 (asin<mode>2): Similarly, with asin expanders.
21235 (*fscalexf4_i387): Rename from *fscalexf4.
21236 (expNcorexf3): New expander.
21237 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21238 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21239 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21240 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21241 patterns for SSE math.
21242 (exp10<mode>2): Similarly, with exp10 expanders.
21243 (exp2<mode>2): Similarly, with exp2 expanders.
21244 (expm1<mode>2): Similarly, with expm1 expanders.
21245 (ldexp<mode>3): Similarly, with ldexp expanders.
21246 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21247 Use gen_truncxf<mode>2_i387_noop to truncate result.
21249 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21251 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21252 for ColdFire targets.
21254 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21255 Richard Sandiford <richard@codesourcery.com>
21257 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21258 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21259 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21260 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21261 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21262 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21264 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21266 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21267 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21268 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21269 (*adddi_dilshr32_cf): New pattern.
21270 (adddi3, subdi3): Remove first alternatives.
21272 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21274 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21275 implemented using move.l, do not use its cc result for floating-point
21278 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21280 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21281 from accepting 's' constraints if flag_pic.
21283 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21285 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21286 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21287 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21288 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21290 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21292 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21293 ColdFire alternatives.
21294 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21295 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21296 architectures that support ff1 instruction.
21298 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21299 Julian Brown <julian@codesourcery.com>
21301 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21302 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21303 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21306 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21308 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21310 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21311 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21312 HOST_WIDE_INT instead of an rtx.
21313 (m68k_rtx_costs): Update call accordingly.
21314 (output_move_const_into_data_reg): Likewise. Fix formatting.
21315 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21317 (output_move_simode_const): Update calls after above changes.
21318 Rework to use automatic variables and predicates like MEM_P.
21319 * config/m68k/m68k.md (pushexthisi_const): Update call to
21322 2007-01-19 Dirk Mueller <dmueller@suse.de>
21324 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21325 in dump_flags test.
21327 2007-01-19 Richard Guenther <rguenther@suse.de>
21329 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21330 via cexp in case sincos is not available.
21332 2007-01-19 Richard Guenther <rguenther@suse.de>
21334 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21335 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21336 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21337 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21338 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21339 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21340 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21341 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21343 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21345 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21347 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21348 (atan2xf3): Directly generate RTL pattern.
21349 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21350 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21351 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21352 disable patterns for SSE math.
21353 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21354 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21355 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21356 disable patterns for SSE math.
21358 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21360 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21362 2007-01-18 Roger Sayle <roger@eyesopen.com>
21364 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21365 VIEW_CONVERT_EXPR to the same type as it's operand.
21367 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21369 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21370 configured for long double 128.
21372 2007-01-18 Mike Stump <mrs@apple.com>
21374 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21377 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21379 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21382 2007-01-18 Jan Hubicka <jh@suse.cz>
21384 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21385 greater than NUM_VOP_FREE_BUCKETS.
21387 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21389 * tree-ssa-structalias.c: Update comments.
21390 (ptabitmap_obstack): Removed.
21391 (pta_obstack): New.
21392 (oldpta_obstack): Ditto.
21393 (stats): Add a few members.
21394 (struct variable_info): Remove node, complex, address_taken, and
21395 indirect_target members. Add oldsolution member.
21396 (new_var_info): Do not initialize removed members.
21397 (constraint_expr_type): Remove INCLUDES.
21398 (constraint_graph): Add size, implicit_preds, rep,
21399 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21400 (FIRST_REF_NODE): New macro.
21401 (LAST_REF_NODE): Ditto.
21402 (FIRST_ADDR_NODE): Ditto.
21403 (find): New function.
21405 (dump_constraint): Do not handle INCLUDES.
21406 (insert_into_complex): Do not insert duplicate constraints.
21407 (condense_varmap_nodes): Renamed and rewritten into ...
21408 (merge_node_constraints): This. Also fix bug in handling of
21409 offseted copy constraints.
21410 (clear_edges_for_node): No longer need to deal with preds at all,
21411 or removing associated preds/succs.
21412 (merge_graph_nodes): Deal with indirect_cycles.
21413 Don't deal with predecessors.
21414 (add_implicit_graph_edge): New function.
21415 (add_pred_graph_edge): Ditto.
21416 (add_graph_edge): Don't deal with predecessors.
21417 (build_constraint_graph): Removed.
21418 (build_pred_graph): New function.
21419 (build_succ_graph): Ditto.
21420 (struct scc_info): Removed in_component. Added roots, dfs, and
21421 node_mapping. Remove visited_index, unification_queue.
21422 (scc_visit): Deal with union-find we do now.
21423 Deal with cycles with REF nodes.
21424 (collapse_nodes): Renamed and rewritten to ...
21425 (unify_nodes): This.
21426 (process_unification_queue): Removed.
21427 (topo_visit): Cleanup
21428 (do_da_constraint): Use find.
21429 (do_sd_constraint): Ditto.
21430 (do_ds_constraint): Ditto.
21431 (do_complex_constraint): Ditto.
21432 (init_scc_info): Update for removed and added members.
21433 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21434 (find_indirect_cycles): This.
21435 (equivalence_class): New variable.
21436 (label_visit): New function.
21437 (perform_variable_substitution): Rewritten.
21438 (free_var_substitution_info): New function.
21439 (find_equivalent_node): Ditto.
21440 (move_complex_constraints): Ditto.
21441 (eliminate_indirect_cycles): Ditto.
21442 (solve_graph): Only propagate changed bits.
21443 Use indirect cycle elimination.
21445 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21446 (tree_id_eq): Renamed to ...
21447 (tree_vi_eq): This. Update for member change
21448 (insert_id_for_tree): Renamed and rewritten to ...
21449 (insert_vi_for_tree): This.
21450 (lookup_id_for_tree): Renamed and rewritten to ...
21451 (lookup_vi_for_tree): This.
21452 (get_id_for_tree): Renamed and rewritten to ...
21453 (get_vi_for_tree): Ditto.
21454 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21455 (process_constraint): Don't handle INCLUDES.
21456 Remove special ADDRESSOF case.
21457 (find_func_aliases): Rewrite to use vi functions instead of id
21459 (create_function_info_for): Ditto.
21460 (create_variable_info_for): Ditto.
21461 (intra_create_variable_infos): Ditto.
21462 (merge_smts_into): Ditto.
21463 (find_what_p_points_to): Ditto.
21464 (init_base_vars): Ditto.
21465 (init_alias_vars): Ditto.
21466 (remove_preds_and_fake_succs): New function.
21467 (dump_sa_points_to_info): Dump new stats.
21468 (dump_solution_for_var): Use find.
21469 (set_used_smts): Fix formatting.
21470 (compute_points_to_sets): Updated for new functions.
21471 (ipa_pta_execute): Ditto.
21473 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21474 Richard Sandiford <richard@codesourcery.com>
21476 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21478 * calls.c (expand_call): If the return value is a PARALLEL,
21479 extract its first member.
21480 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21481 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21482 use FUNCTION_EXTRA_EPILOGUE.
21483 (m68k_function_value): Return a PARALLEL if the return value
21484 is of a pointer type.
21485 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21486 (FUNCTION_EXTRA_EPILOGUE): Remove.
21487 * config/m68k/m68k.md (D0_REG): New constant.
21489 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21491 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21492 output a NOP for empty epilogues.
21494 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21496 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21497 before function. Extend register save check to include all
21498 registers, not just integer ones.
21500 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21502 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21503 (m68k_use_return_insn): ...this.
21504 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21505 * config/m68k/m68k.c (use_return_insn): Rename to...
21506 (m68k_use_return_insn): ...this.
21507 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21508 of USE_RETURN_INSN.
21510 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21512 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21513 nearest even, fix denormal rounding overflow.
21515 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21517 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21518 f%$smove and f%$move.
21519 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21520 (extendsfdf2_cf): Use fdmove instead of f%&move.
21521 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21522 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21524 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21526 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21529 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21531 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21532 (coldfire_single_format): Declare.
21533 (coldfire_double_format): Likewise.
21534 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21535 of qnan_msb_set to determine the lower bits of a canonical
21537 (encode_ieee_double): Likewise.
21538 (encode_ieee_quad): Likewise.
21539 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21540 (mips_single_format): Likewise.
21541 (ieee_double_format): Likewise.
21542 (mips_double_format): Likewise.
21543 (ieee_extended_motorola_format): Likewise.
21544 (ieee_extended_intel_96_format): Likewise.
21545 (ieee_extended_intel_128_format): Likewise.
21546 (ieee_extended_intel_96_round_53_format): Likewise.
21547 (ibm_extended_format): Likewise.
21548 (mips_extended_format): Likewise.
21549 (ieee_quad_format): Likewise.
21550 (mips_quad_format): Likewise.
21551 (vax_f_format): Likewise.
21552 (vax_d_format): Likewise.
21553 (vax_g_format): Likewise.
21554 (i370_single_format): Likewise.
21555 (i370_double_format): Likewise.
21556 (decimal_single_format): Likewise.
21557 (decimal_double_format): Likewise.
21558 (decimal_quad_format): Likewise.
21559 (c4x_single_format): Likewise.
21560 (c4x_extended_format): Likewise.
21561 (real_internal_format): Likewise.
21562 (coldfire_single_format): New real_format.
21563 (coldfire_double_format): Likewise.
21564 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21565 canonical_nan_lsbs_set.
21566 (pdp11_d_format): Likewise.
21567 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21568 if TARGET_COLDFIRE_CPU.
21570 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21572 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21573 (output_call, m68k_legitimize_call_address): Declare.
21574 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21575 parenthesees. Add support for a 'W' constraint.
21576 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21577 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21578 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21579 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21581 (override_options): Initialize them. Do not set flag_no_function_cse
21582 for TARGET_ID_SHARED_LIBRARY.
21583 (m68k_output_pic_call): Delete.
21584 (m68k_legitimize_call_address): New function.
21585 (print_operand): Remove the %o prefix. Handle the %p prefix.
21586 (output_call): New function.
21587 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21588 target address from the GOT if symbolic jumps are not allowed.
21589 * config/m68k/m68k.md (call, general_operand): Do not set
21590 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21591 Merge separate flag_pic and !flag_pic define_insns into...
21592 (*call, *call_value): ...these new patterns. Match the address
21593 rather than the containing MEM and require it to be a call_operand.
21594 Use output_call to generate the asm template.
21595 * config/m68k/predicates.md (const_call_operand): New predicate.
21596 (call_operand): Likewise.
21598 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21600 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21601 (STACK_GROWS_DOWNWARD): Define to 1.
21602 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21603 comments, emphasizing that these values are only defaults.
21604 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21605 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21607 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21609 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21611 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21612 Richard Sandiford <richard@codesourcery.com>
21614 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21615 (FP_REGNO_P): New macros.
21616 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21617 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21618 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21619 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21621 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21623 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21624 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21626 * config/m68k/t-floatlib: New file, extracting common code from...
21627 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21628 * config/m68k/t-uclinux: Here.
21629 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21630 routines on ColdFire targets.
21632 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21634 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21635 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21636 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21637 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21638 explicitly set MOTOROLA to 1.
21639 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21641 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21642 Nathan Sidwell <nathan@codesourcery.com>
21644 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21645 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21646 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21647 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21648 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21649 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21650 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21651 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21652 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21653 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21654 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21655 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21656 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21657 (DBX_REGISTER_NUMBER): Delete.
21658 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21659 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21660 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21664 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21665 * config/flat.h: New file.
21666 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21667 OBJECT_FORMAT_FLAT.
21668 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21669 indirect references for -msep-data or -mid-shared-library.
21670 Do not use PC-relative code addresses either.
21671 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21673 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21674 for shared libraries and crt1.o for executables. Use crti.o and
21676 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21677 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21678 Do not add -elf2flt or -shared-lib-id options here.
21679 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21680 Pass -shared-lib-id if -mid-shared-library, taking the library
21681 identifier from -mshared-library-id if given, otherwise
21683 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21684 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21685 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21686 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21687 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21688 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21690 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21691 jump sequence for ISA A and ISA A+.
21692 (PICJUMP): Likewise.
21694 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21696 * config.gcc (m68k-*-uclinux*): Base the port on the common
21697 and m68k GNU/Linux files rather than on the generic ELF ones.
21698 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21699 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21701 2007-01-18 Julian Brown <julian@codesourcery.com>
21702 Richard Sandiford <richard@codesourcery.com>
21704 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21705 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21706 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21708 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21709 80 unconditionally.
21710 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21712 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21714 * doc/install.texi: Document m68k-uclinuxoldabi.
21715 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21716 * config/m68k/uclinux-oldabi.h: New file, copied from
21717 config/m68k/uclinux.h.
21719 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21721 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21722 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21723 (m32r_compute_frame_size): Use unsigned for regno.
21724 (m32r_reload_lr): Use gen_frame_mem.
21726 (m32r_output_function_epilogue): Don't output the function epilogue
21728 (m32r_expand_epilogue): New.
21729 (direct_return): Return false if the function has the interrupt
21731 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21732 * config/m32r/m32r.md (epilogue): New expander.
21733 (return_lr, return_rte): New insns.
21734 (return): Make it expander.
21735 (return_normal): New expander.
21737 2007-01-18 Josh Conner <jconner@apple.com>
21740 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21741 support for UNLE, UNLT, UNGE, and UNGT.
21743 2007-01-18 Jan Hubicka <jh@suse.cz>
21745 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21746 * tree-tailcall (add_virtual_phis): Likewise.
21747 (optimize_tail_call): Return TODOs.
21748 (execute_tail_calls): Return TODOs.
21749 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21750 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21752 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21753 Cleanup cfg using TODO.
21754 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21755 * passes.c (execute_function_todo): When cleanup did something, remove
21757 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21758 (make_edges): Don't cleanup_cfg.
21760 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21762 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21763 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21764 operate on the top of stack.
21765 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21766 register handling of instructions that output to the second
21768 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21769 (move_for_stack_reg): Special-case check for dead destination
21770 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21772 * config/i386/i386.md (UNSPEC_TAN): New constant.
21773 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21774 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21775 to correctly model move of constant 1.0 to top stack slot.
21776 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21777 (unnamed peephole2 pattern): Remove corresponding peephole2
21778 pattern that optimizes tan insn and loading of constant 1.0.
21779 (tanxf2): Use fptanxf4_i387.
21780 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21781 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21782 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21783 disable patterns for SSE math.
21784 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21785 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21787 2007-01-18 Dirk Mueller <dmueller@suse.de>
21788 Richard Guenther <rguenther@suse.de>
21791 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21792 * common.opt (Warray-bounds): Add new warning option.
21793 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21795 * Makefile.in: make tree-vrp.o depend on toplev.h
21796 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21798 (check_array_refs, check_array_bounds, check_array_ref): New.
21800 2007-01-18 Jan Hubicka <jh@suse.cz>
21802 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21803 (execute_ssa_ccp): Return flags conditionally.
21804 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21806 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21808 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21810 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21811 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21813 * Makefile.c (GTFILES): Add cfglayout.h.
21814 * gengtype.c (open_base_files): Likewise.
21815 * cfglayout.c (cfg_layout_function_footer,
21816 cfg_layout_function_header) Reindent to make gengtype happy.
21817 * cfglayout.h (cfg_layout_function_footer,
21818 cfg_layout_function_header): Add GTY(()) marker.
21820 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21822 2007-01-18 Ben Elliston <bje@au.ibm.com>
21824 * genautomata.c (write_automata): Include xstrerror output in the
21825 error message if writing the DFA description file fails.
21827 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21829 * config/mips/mips-protos.h (mips_output_external): Make it
21831 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21832 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21833 (extern_list): Likewise.
21834 (extern_head): Likewise.
21835 (TARGET_ASM_FILE_END): Likewise.
21836 (mips_file_end): Likewise.
21837 (mips_output_external): Rewritten.
21839 2007-01-18 Ben Elliston <bje@au.ibm.com>
21841 * genpreds.c (write_insn_preds_c): Only write out the function
21842 body for regclass_for_constraint if we have register constraints.
21844 2007-01-17 Tom Tromey <tromey@redhat.com>
21846 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21847 * doc/install.texi (Testing): Use sourceware.org.
21848 (Binaries): Likewise.
21849 (Specific): Likewise.
21850 * doc/contrib.texi (Contributors): Use sourceware.org.
21852 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21854 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21855 (AVR_ENHANCED): Rename to ...
21856 (AVR_HAVE_MUL): ... new.
21857 (avr_enhanced_p): Rename to ...
21858 (avr_have_mul_p): ... new.
21859 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21860 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21861 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21862 (avr_have_mul_p): ... new.
21863 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21864 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21865 'avr_enhanced_p' and 'enhanced'.
21866 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21867 AVR_HAVE_MUL instead of AVR_ENHANCED.
21868 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21869 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21870 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21871 instead of AVR_ENHANCED.
21872 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21873 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21874 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21876 2007-01-17 Ian Lance Taylor <iant@google.com>
21878 * vec.h (VEC_reserve_exact): Define.
21879 (vec_gc_p_reserve_exact): Declare.
21880 (vec_gc_o_reserve_exact): Declare.
21881 (vec_heap_p_reserve_exact): Declare.
21882 (vec_heap_o_reserve_exact): Declare.
21883 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21885 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21886 negative parameter.
21887 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21888 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21889 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21890 * vec.c (calculate_allocation): Add exact parameter. Change all
21892 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21893 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21894 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21895 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21896 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21897 (vec_heap_p_reserve_exact): New function.
21898 (vec_heap_o_reserve_exact): New function.
21900 2007-01-17 Jan Hubicka <jh@suse.cz>
21902 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21904 2007-01-17 Eric Christopher <echristo@apple.com>
21906 * config.gcc: Support core2 processor.
21908 2007-01-16 Jan Hubicka <jh@suse.cz>
21910 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21911 the names, just unlink the chain so we don't crash on dangling
21915 2007-01-16 Jan Hubicka <jh@suse.cz>
21917 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21918 * tree-pass.h: Reorder to make IPA passes appear toegher.
21919 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21921 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21922 parameters, do not call early inliner.
21923 * ipa-inline.c: Update comments. Include tree-flow.h
21924 (cgraph_decide_inlining): Do not compute inlining parameters.
21925 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21926 be called with function context set up.
21927 (pass_ipa_inline): Remove unreachable functions before pass.
21928 (cgraph_early_inlining): Simplify assuming to be called from the
21930 (pass_early_inline): New pass.
21931 (cgraph_gate_ipa_early_inlining): New gate.
21932 (pass_ipa_early_inline): Turn into simple wrapper.
21933 (compute_inline_parameters): New function.
21934 (gate_inline_passes): New gate.
21935 (pass_inline_parameters): New pass.
21936 (apply_inline): Move here from tree-optimize.c
21937 (pass_apply_inline): New pass.
21938 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21940 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21941 doing them by hand.
21942 (tree_function_versioning): Do not allocate dummy struct function.
21943 * tree-inline.h (optimize_inline_calls): Update prototype.
21944 * tree-optimize.c (execute_fixup_cfg): Export.
21945 (pass_fixup_cfg): Remove
21946 (tree_rest_of_compilation): Do not apply inlines.
21947 * tree-flow.h (execute_fixup_cfg): Declare.
21948 * Makefile.in (gt-passes.c): New.
21949 * passes.c: Include gt-passes.h
21950 (init_optimization_passes): New passes.
21951 (nnodes, order): New static vars.
21952 (do_per_function_toporder): New function.
21953 (execute_one_pass): Dump current pass here.
21954 (execute_ipa_pass_list): Don't dump current pass here.
21956 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21958 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21959 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21961 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21963 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21964 (strong_alias): Define.
21965 (__gcc_qmul): Provide non-FMA for soft-float.
21966 (__gcc_qdiv): Same.
21971 (__gcc_qunord): New.
21981 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21982 soft-float functions.
21983 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21984 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21985 about long double soft float.
21987 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21988 Tehila Meyzels <tehila@il.ibm.com>
21990 * tree-vectorizer.h (is_pattern_stmt_p): New.
21991 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21992 formatting (tabs instead of spaces). Cleanup and clarify setting
21993 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21994 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21995 (vectorizable_type_demotion): Check that types are integral.
21996 (vectorizable_type_promotion): Likewise.
21997 (vectorizable_store): Fix typo. Eliminate new-line at end of
22000 2007-01-16 Jan Hubicka <jh@suse.cz>
22002 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22005 2007-01-15 Eric Christopher <echristo@apple.com>
22007 * ifcvt.c: Include vec.h, vecprim.h.
22008 (check_cond_move_block): New argument regs.
22009 Reorganize. Add registers used to regs.
22010 (cond_move_process_if_block): Use regs set above as
22013 2007-01-15 Eric Christopher <echristo@apple.com>
22015 * config/darwin.h: Update copyright.
22016 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22017 (LINK_COMMAND_SPEC): Add -u.
22018 (LINK_SPEC): Fix umbrella for above.
22020 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22022 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22025 2007-01-15 Tom Tromey <tromey@redhat.com>
22027 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22028 * doc/install.texi (Testing): Don't mention jacks.
22029 (Configuration): Document --enable-java-maintainer-mode. Move
22030 --with-java-home to libgcj-specific section. Document
22032 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22034 2007-01-15 Jan Hubicka <jh@suse.cz>
22036 * tree-ssa-dce.c (DCE_TODOs): New.
22037 (propagate_necessity): Return if something changed.
22038 (eliminate_unnecessary_stmts): Likewise.
22039 (perform_tree_ssa_dce): Return TODO flags when needed.
22040 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22042 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22044 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22045 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22046 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22047 patterns using X87MODEF12 mode macro. Extend operand 1
22048 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22049 (log10<mode>2): Ditto.
22050 (log2<mode>2): Ditto.
22051 (log1p<mode>2): Ditto.
22052 (logb<mode>2): Ditto.
22053 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22054 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22055 (*fxtractxf3_i387): Rename from *fxtractxf3.
22056 (fxtract_extend<mode>xf3_i387): New insn pattern.
22057 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22058 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22059 and gen_fyl2xxf3_i387().
22061 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22063 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22064 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22065 get_loop_exit_edges. Changed return type to bool.
22066 * cfgloop.h (fix_loop_placement): Declaration removed.
22068 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22070 * param.h (MIN_VECT_LOOP_BOUND): New.
22071 * params.def (MIN_VECT_LOOP_BOUND): New.
22072 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22073 argument - minimum threshold for number of iterations.
22074 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22075 argument to declaration.
22076 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22077 MIN_VECT_LOOP_BOUND.
22078 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22079 slpeel_tree_peel_loop_to_edge with additional argument.
22080 (vect_do_peeling_for_alignment): Likewise.
22081 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22083 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22086 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22087 operands of size 1.
22089 2007-01-14 Jan Hubicka <jh@suse.cz>
22091 * tree-dfa.c (remove_referenced_var): New function.
22092 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22093 prune referenced vars list too.
22094 * tree-flow.h (remove_referenced_var): Declare.
22096 2007-01-14 Jan Hubicka <jh@suse.cz>
22098 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22100 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22101 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22102 * except.h (verify_eh_throw_table_statements): Kill prototype.
22103 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22104 into call exrepssions.
22105 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22107 * tree-cfg.c: Include pointer-set.h.
22108 (verify_node_sharing): Work on pointer set.
22109 (verify_eh_throw_stmt_node): New.
22110 (verify_stmts): Use pointers sets, verify throw_stmt.
22112 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22114 * ipa-reference.c (analyze_function): Consider also addresses taken
22117 2007-01-12 Roger Sayle <roger@eyesopen.com>
22119 * c-typeck.c (null_pointer_constant_p): Replace use of
22120 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22121 (build_c_cast): Likewise.
22123 2007-01-12 Roger Sayle <roger@eyesopen.com>
22125 * tree.h (force_fit_type_double): Remove unused final argument.
22126 * c-common.c (constant_expression_warning): Replace use of
22127 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22128 (convert_and_check): Likewise.
22129 (shorten_compare): Update call to force_fit_type_double.
22130 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22131 * convert.c (convert_to_pointer): Update call to
22132 force_fit_type_double.
22133 * fold-const.c (force_fit_type_double): Remove overflowed_const
22135 (int_const_binop, fold_convert_const_int_from_int,
22136 fold_convert_const_int_from_real, fold_div_compare,
22137 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22138 fold_abs_const, fold_not_const): Remove the final argument from
22139 calls to force_fit_type_double.
22141 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22143 * configure.ac: Set insn to "nop" for spu-*-* also.
22144 * configure: Regenerate.
22146 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22148 * builtins.def : Add BUILT_IN_FREE.
22150 2007-01-12 Jan Hubicka <jh@suse.cz>
22152 PR tree-optimization/30443
22153 * tree-inline.c (tree_function_versioning): Do not optimize when
22154 cloning for inlining.
22156 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22158 * doc/loop.texi: Document recording of loop exits.
22159 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22160 (update_single_exits_after_duplication,
22161 update_single_exit_for_duplicated_loop,
22162 update_single_exit_for_duplicated_loops): Removed.
22163 (duplicate_loop_to_header_edge): Do not call
22164 update_single_exits_after_duplication and
22165 update_single_exit_for_duplicated_loops.
22166 (loop_version): Do not update single_exit information.
22167 (fix_loop_structure): Use record_loop_exits instead of
22168 mark_single_exit_loops.
22169 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22170 the lists of loop exits.
22171 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22172 split_edge, merge_blocks): Update the lists of loop exits.
22173 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22174 loop_optimizer_init.
22175 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22176 of mark_single_exit_loops.
22177 (loop_optimizer_finalize): Call release_recorded_exits.
22178 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22179 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22180 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22181 update single exit information.
22182 * lambda-code.c (perfect_nestify): Ditto.
22183 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22184 (mark_single_exit_loops): Removed.
22185 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22186 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22187 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22189 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22190 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22191 (verify_loop_structure): Verify consistency of the exit lists.
22192 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22193 (set_single_exit): Removed.
22194 * cfgloop.h (struct loop_exit): New function.
22195 (struct loop): single_exit_ field replaced by exits field.
22196 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22197 LOOPS_HAVE_RECORDED_EXITS.
22198 (struct loops): Added exits hash.
22199 (mark_single_exit_loops, set_single_exit): Declaration removed.
22200 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22202 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22204 * doc/invoke.texi: Avoid use of @headitem.
22206 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22208 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22210 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22212 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22215 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22216 Richard Sandiford <richard@codesourcery.com>
22218 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22219 * config/m68k/m68k.opt: Resort options.
22220 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22222 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22223 Richard Sandiford <richard@codesourcery.com>
22225 * doc/invoke.texi: Document the macros that are defined by
22226 m68k's -mtune and -mhard-float options.
22227 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22228 (m68k_cpp_cpu_family): Likewise.
22229 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22230 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22231 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22232 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22233 (m68k_cpp_cpu_family): Likewise.
22235 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22237 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22238 macros besides mc68000 as tuning macros. Use a switch statement
22239 to set them and mcpu32.
22241 2007-01-12 Julian Brown <julian@codesourcery.com>
22243 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22244 (TARGET_68040_ONLY): Rename to...
22245 (TARGET_68040): ...this.
22246 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22247 * config/m68k/m68k.md: Likewise.
22249 2007-01-12 Julian Brown <julian@codesourcery.com>
22250 Nathan Sidwell <nathan@codesourcery.com>
22251 Richard Sandiford <richard@codesourcery.com>
22253 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22254 the -mcpu= argument associated with the --with-cpu setting.
22255 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22256 if different from the one implied by the -mcpu setting.
22257 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22258 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22259 * doc/invoke.texi: Mention ColdFire in the introduction to the
22260 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22261 -mno-div and -mhard-float options. Make -m68881 a synonym for
22262 -mhard-float. Document the previously-undocumented -m5206e,
22263 -m528x, -m5307 and -m5407 options. Tweak the existing option
22264 documentation for consistency.
22265 * doc/install.texi: Mention new --with-cpu arguments.
22266 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22267 default CPU if neither -mcpu nor -march are specified.
22268 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22269 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22270 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22271 using m68k_tune to decide between families that implement the
22272 same ISA. Use m68k_tune to set __mcfv4e__.
22273 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22274 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22275 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22276 (FL_ISA_C, FL_ISA_MMU): New macros.
22277 (MASK_COLDFIRE): Delete.
22278 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22279 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22280 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22281 (TARGET_HARD_FLOAT): Do not define here.
22282 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22283 (TUNE_68000): New macro.
22284 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22285 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22286 (TUNE_CFV2): Redefine in terms of m68k_tune.
22287 (uarch_type, target_device, fpu_type): New enums.
22288 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22289 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22290 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22291 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22292 (FL_FOR_isa_c): New macros.
22293 (m68k_isa): New enum.
22294 (m68k_target_selection): New structure.
22295 (all_devices, all_isas, all_microarchs): New tables.
22296 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22297 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22298 (MASK_ALL_CPU_BITS): Delete.
22299 (m68k_find_selection): New function.
22300 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22301 Map the legacy target options to a combination of the new ones.
22302 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22303 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22304 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22306 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22307 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22309 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22310 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22311 * config/m68k/m68k-devices.def: New file.
22313 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22314 Nathan Sidwell <nathan@codesourcery.com>
22316 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22317 (SUBTARGET_EXTRA_SPECS): New macros.
22318 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22319 use %(asm_cpu_spec) instead.
22320 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22321 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22322 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22323 (EXTRA_SPECS): Rename to...
22324 (SUBTARGET_EXTRA_SPECS): ...this.
22326 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22327 Richard Sandiford <richard@codesourcery.com>
22328 Julian Brown <julian@codesourcery.com>
22330 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22331 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22332 to the configuration's default CPU.
22333 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22334 Remove default masks.
22335 (m680[012]0-*-*): Set the default with_cpu to the first part of
22337 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22338 (m68k*-*-linux): Extend the --with-cpu handling to...
22339 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22340 and m68010. Don't set target_cpu_default2.
22341 * doc/install.texi: Document --with-cpu for m68k.
22342 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22343 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22344 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22345 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22346 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22347 (ASM_SPEC): Remove use of %(asm_cpu_default).
22348 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22349 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22350 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22351 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22352 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22353 (TARGET_DEFAULT): Delete.
22354 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22355 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22356 (CPP_CPU_SPEC): Delete.
22357 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22358 the appropriate string.
22359 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22360 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22361 (ASM_SPEC): Don't use %(asm_default_spec).
22362 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22363 TARGET_DEFAULT and add MASK_68881.
22364 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22366 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22368 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22369 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22370 MASK_68010 alongside MASK_68020.
22371 * doc/invoke.texi: Document -m68010.
22372 * config/m68k/m68k.opt (m68010): New.
22373 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22375 (TUNE_68010): New macro.
22376 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22377 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22378 (M68K_CPU_m68332): Add MASK_68010.
22379 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22380 fallback definition.
22381 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22383 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22384 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22385 to all entries that use MASK_68020.
22386 (output_move_simode_const, output_move_himode, output_move_qimode)
22387 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22388 instead of TARGET_68020 to select clr behavior. Remove comment
22389 about there being no TARGET_68010.
22390 * config/m68k/m68k.md: Likewise throughout.
22392 2007-01-12 Julian Brown <julian@codesourcery.com>
22394 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22395 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22396 * config/m68k/m68k.md: Likewise.
22398 2007-01-12 Julian Brown <julian@codesourcery.com>
22400 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22401 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22403 2007-01-12 Julian Brown <julian@codesourcery.com>
22405 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22406 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22407 * config/m68k/m68k.md: Likewise.
22409 2007-01-12 Julian Brown <julian@codesourcery.com>
22410 Richard Sandiford <richard@codesourcery.com>
22412 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22413 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22414 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22416 (TARGET_CPU32): Rename to...
22417 (TUNE_CPU32): ...this.
22418 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22419 (TUNE_CFV2): New macros.
22420 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22421 remove conditions that are implied by TARGET_68020.
22422 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22423 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22424 (m68k_output_function_epilogue): Likewise.
22425 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22426 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22427 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22428 non-68000 timings. Refactor multiplication and division costs.
22429 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22430 TUNE_CPU32 instead of TARGET_CPU32.
22431 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22432 and TUNE_68060 instead of TARGET_68060.
22433 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22434 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22436 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22437 && !TARGET_COLDFIRE" to choose between moveq and clr.
22438 Likewise in the unnamed movsf pattern.
22439 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22440 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22443 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22445 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22446 of tabbing before backslashes.
22448 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22450 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22451 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22452 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22454 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22456 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22457 find_interesting_uses_cond.
22458 (find_interesting_uses_cond): Use extract_cond_operands.
22459 (rewrite_use_compare): Use extract_cond_operands and
22460 force_gimple_operand_bsi. Do not call update_stmt.
22461 (determine_use_iv_cost_condition): Use extract_cond_operands.
22462 Return cheaper of using original bound and changing the exit bound.
22464 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22466 PR tree-optimization/29516
22467 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22468 most_expensive_mult_to_index, addr_to_parts,
22469 create_mem_ref, maybe_fold_tmr): Make the type of
22470 fields of TARGET_MEM_REF sizetype.
22471 (move_fixed_address_to_symbol, move_pointer_to_base):
22473 * tree.def (TARGET_MEM_REF): Add comment on types of
22476 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22478 * c-common.c (vector_types_convertible_p): Treat opaque types as
22479 always convertible if they have the same size, but not otherwise.
22481 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22483 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22484 Remove the b_unconditional field.
22485 (noce_try_sign_mask): Do not look at b_unconditional.
22486 (noce_process_if_block): Do not use merge_if_blocks. Update
22487 the CFG here. Do not set b_unconditional.
22488 (cond_move_process_if_block): Likewise.
22489 (find_cond_trap): Likewise.
22490 (check_cond_move_block): Require simple jump insns at the end
22491 of the basic block.
22493 2007-01-11 Jan Hubicka <jh@suse.cz>
22495 PR tree-optimization/1046
22496 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22497 when alias info is not ready.
22498 (pass_tail_recursion): Do not require aliasing.
22499 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22500 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22501 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22502 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22503 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22504 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22505 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22507 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22508 When aliasing is not build, mark statement as volatile.
22510 2007-01-11 Tom Tromey <tromey@redhat.com>
22512 PR preprocessor/15185, PR preprocessor/20989:
22513 * doc/cppopts.texi <-MT>: Update description of algorithm for
22514 computing default target.
22515 <-M, -MD>: Reword "basename" text.
22517 2007-01-11 Roger Sayle <roger@eyesopen.com>
22519 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22520 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22521 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22522 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22523 fold_builtin_bswap, real_constp, fold_builtin_pow,
22524 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22525 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22526 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22527 * convert.c (convert_to_pointer): Likewise.
22528 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22529 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22530 const_binop, fold_convert_const_int_from_int,
22531 fold_convert_const_int_from_real,
22532 fold_convert_const_real_from_real, sign_bit_p,
22533 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22534 fold_sign_changed_comparison, fold_unary, fold_comparison,
22535 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22536 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22537 * print-tree.c (print_node_brief, print_node): Likewise.
22538 * stor-layout.c (place_field, layout_type): Likewise.
22539 * tree-chrec.c (keep_cast): Likewise.
22540 * tree.c (build_vector, build_real, build_real_from_int_cst,
22541 build_complex): Likewise.
22543 2007-01-11 Roger Sayle <roger@eyesopen.com>
22545 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22546 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22548 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22550 * configure.ac (strict1_warn): Rename to strict_warn.
22551 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22552 cc_set_by_configure, quoted_cc_set_by_configure,
22553 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22554 all_boot_languages, all_stagestuff): Remove.
22555 (target_list): Remove bootstrap targets.
22556 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22557 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22558 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22559 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22560 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22561 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22562 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22563 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22564 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22565 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22566 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22567 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22568 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22569 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22570 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22571 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22572 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22573 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22574 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22575 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22576 (mostlyclean): Adjust.
22577 (clean, distclean): Don't mention bootstrap stuff.
22578 * configure: Regenerate.
22579 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22580 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22581 treelang/config-lang.in (stagestuff): Remove.
22582 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22583 stageprofile, stagefeedback, stagestuff): Remove mention.
22585 2007-01-11 Nick Clifton <nickc@redhat.com>
22587 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22589 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22590 (mcore_arith_K_S_operand): Run the test for the S constraint not
22591 the test for the M constraint.
22592 (mcore_addsub_operand): Do not accept integer values that are
22593 larger than 32 bits.
22594 * config/mcore/mcore.md: Remove unused constraints from split.
22595 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22596 (addsi3): Likewise.
22597 (allocate_stack): Likewise.
22598 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22599 operands to 32 bits.
22600 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22602 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22603 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22604 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22605 mcore_output_bclri, mcore_output_andn, output_inline_const,
22606 mcore_output_move, mcore_output_movedouble): Likewise.
22607 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22608 (output_inline_const): Likewise.
22609 (output_inline_const): Fix format strings used in sprintf
22611 * config/mcore/mcore-protos.h: Update prototypes for changed
22612 functions in mcore.c.
22613 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22614 HOST_WIDE_INT and not int.
22615 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22616 CONST_OK_FOR_N): Likewise.
22617 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22618 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22621 2007-01-10 Jan Hubicka <jh@suse.cz>
22623 * tree-vrp.c (remove_range_assertions): Release defs.
22624 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22625 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22627 2007-01-10 Paul Brook <paul@codesourcery.com>
22629 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22630 * config/arm/arm.md (mulsi3subsi): New insn.
22632 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22634 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22635 (tree_transform_and_unroll_loop): New.
22636 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22639 2007-01-10 Robert Kennedy <jimbob@google.com>
22641 * fold-const.c (fold_comparison): Fold comparisons like (x *
22642 1000 < 0) to (x < 0).
22644 2007-01-10 Ian Lance Taylor <iant@google.com>
22646 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22647 operands have the same priority.
22649 2007-01-10 Tom Tromey <tromey@redhat.com>
22651 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22652 (fold_binary): Likewise.
22653 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22654 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22655 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22656 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22657 * langhooks.h (struct lang_hooks): Removed field
22658 'can_use_bit_fields_p'.
22660 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22662 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22664 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22666 * function.c (get_last_funcdef_no): New function.
22667 * function.h (get_last_funcdef_no): Declare.
22668 * tree-inline.c (initialize_cfun): Add initialization.
22669 (tree_function_versioning): Cleanup.
22671 2007-01-10 Jan Hubicka <jh@suse.cz>
22673 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22676 2007-01-10 Sa Liu <saliu@de.ibm.com>
22677 Ben Elliston <bje@au.ibm.com>
22679 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22680 for SAVE_NONLOCAL and Pmode for any other save level.
22681 * spu-protos.h (spu_restore_stack_block): Declare.
22682 * spu.md (save_stack_block): Remove.
22683 (restore_stack_block): Call spu_restore_stack_block.
22684 * spu.c (spu_restore_stack_block): New function.
22685 (spu_expand_epilogue): Remove old comment.
22687 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22689 PR tree-optimization/30322
22690 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22691 (cand_value_at): Return the value as aff_tree.
22692 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22693 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22694 aff_combination_mult): New functions.
22695 (aff_combination_add): Use aff_combination_add_cst.
22696 (aff_combination_convert): Allow conversions to a wider type.
22697 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22698 * tree-affine.h (aff_combination_mult): Declare.
22700 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22702 * doc/tm.texi: Update documentation to reflect reality of exec
22703 and start file search behaviours. Update copyright year.
22704 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22705 header file directories.
22707 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22709 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22710 (*cosxf2): Rename to cosxf2_i387.
22711 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22712 using X87MODEF12 mode macro. Rename patterns to
22713 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22715 (*cosdf2, *cossf2): Ditto.
22716 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22717 to match extended input operands.
22718 (sincos<mode>3): New expander.
22719 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22720 insn patterns and corresponding splitters.
22722 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22724 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22725 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22727 2007-01-09 Nicolas Pitre <nico@cam.org>
22730 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22732 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22734 * target.h (struct gcc_target): New field library_rtti_comdat.
22735 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22736 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22737 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22738 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22740 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22742 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22744 2007-01-08 Richard Guenther <rguenther@suse.de>
22746 * tree.h (force_fit_type_double): Export.
22747 (force_fit_type): Remove.
22748 * fold-const.c (force_fit_type_double): New function.
22749 (force_fit_type): Remove.
22750 (int_const_binop): Use it.
22751 (fold_convert_const_int_from_int): Likewise.
22752 (fold_convert_const_int_from_real): Likewise.
22753 (fold_div_compare): Likewise.
22754 (fold_sign_changed_comparison): Likewise.
22755 (fold_unary): Likewise.
22756 (fold_negate_const): Likewise.
22757 (fold_abs_const): Likewise.
22758 (fold_not_const): Likewise.
22759 * c-common.c (shorten_compare): Use force_fit_type_double.
22760 * convert.c (convert_to_pointer): Likewise.
22762 2007-01-08 Richard Guenther <rguenther@suse.de>
22764 * tree.h (build_int_cst_wide_type): Export.
22765 * tree.c (build_int_cst_wide_type): New function.
22766 (build_int_cst_wide): Fix comment.
22767 * builtins.c (fold_builtin_object_size): Use build_int_cst
22768 to build -1 or 0 of the correct type. Use fit_double_type
22769 to check for overflow.
22770 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22772 (decode_field_reference): Likewise.
22773 (all_ones_mask_p): Likewise.
22774 (native_interpret_int): Use build_int_cst_wide_type.
22775 (fold_binary): Use build_int_cst_type to build an all-ones
22777 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22779 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22781 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22783 2007-01-09 Ben Elliston <bje@au.ibm.com>
22785 * genautomata.c (STATS_OPTION): New option.
22786 (stats_flag): New flag.
22787 (gen_automata_option): Handle it.
22788 (initiate_automaton_gen): Ditto.
22789 (write_automata): Output statistics only if stats_flag is
22790 set. Likewise, output time statistics only if time_flag is set.
22791 * doc/md.texi (Processor pipeline description): Document new flag.
22793 2007-01-08 Richard Guenther <rguenther@suse.de>
22795 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22796 * tree.c (build_int_cst_type): Likewise.
22797 (size_in_bytes): Don't call force_fit_type on the result.
22798 (int_fits_type_p): Use fit_double_type.
22799 * fold-const.c (fit_double_type): New function.
22800 (force_fit_type): Use it.
22801 * tree.h (fit_double_type): Export.
22803 2007-01-08 Jan Hubicka <jh@suse.cz>
22805 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22806 * ipa.c (function_and_variable_visibility): Fix return type.
22808 2007-01-08 Richard Guenther <rguenther@suse.de>
22810 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22811 of offset to build the index.
22812 * tree-pretty-print.c (dump_generic_node): Don't build negated
22813 const just for printing.
22814 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22815 * builtins.c (fold_builtin_int_roundingfn): Check if result
22816 fits the type by using force_fit_type and comparing the result.
22817 * predict.c (predict_loops): Use compare_tree_int for comparison.
22818 * tree.c (build_int_cst): Fall back to integer_type_node for
22820 (build_int_cst_wide): Assert type is non-null.
22822 2007-01-08 Roberto Costa <roberto.costa@st.com>
22824 * tree-vrp.c (extract_range_from_cond_expr): New.
22825 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22826 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22828 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22829 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22830 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22831 used as expressions.
22832 * tree-object-size.c (cond_expr_object_size): New.
22833 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22835 2007-01-08 Jan Hubicka <jh@suse.cz>
22837 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22838 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22841 2007-01-08 Richard Guenther <rguenther@suse.de>
22843 PR tree-optimization/23603
22844 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22845 (extract_range_from_binary): Fall back to truthvalue instead of
22846 varying for TRUTH_*_EXPR.
22847 (extract_range_from_comparison): Fall back to truthvalue instead of
22849 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22850 if all visited PHI values were constant.
22852 2007-01-08 Jan Hubicka <jh@suse.cz>
22854 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22855 (cgraph_analyze_function): break out from ...
22856 (cgraph_finalize_compilation_unit): ... here.
22857 (cgraph_expand_function): Remove forgoten commented out line.
22858 (cgraph_optimize): Analyze functions.
22860 2007-01-08 Jan Hubicka <jh@suse.cz>
22862 * tree-pas.h (TODO_remove_function): New flag.
22863 (TODO_update*): Renumber.
22864 (pass_ipa_increase_alignment,
22865 pass_ipa_function_and_variable_visibility): New passes.
22866 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22867 (cgraph_function_and_variable_visibility): Move to ipa.c
22868 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22869 cgraph_increase_alignment.
22870 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22871 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22872 calling tree-inline.
22873 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22874 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22875 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22876 (gate_increase_alignment): New function.
22877 (pass_ipa_increase_alignment): New pass.
22878 * ipa.c: Inline tree-pass.h and timevar.h
22879 (function_and_variable_visibility): Move here from cgraphunit.c
22880 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22881 * passes.c (init_optimization_passes): Add the two new passes.
22882 (execute_todo): Handle cgraph_remove_functions.
22884 2007-01-08 Nick Clifton <nickc@redhat.com>
22886 * config/frv/predicates.md (reg_or_0_operand): Accept
22889 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22891 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22892 * config.gcc: Add bfin*-rtems*.
22894 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22896 * c.opt: Add -flax-vector-conversions.
22897 * c-typeck.c (convert_for_assignment): Pass flag to
22898 vector_types_convertible_p to allow emission of note.
22899 (digest_init): Likewise.
22900 * c-opts.c: Handle -flax-vector-conversions.
22901 * c-common.c (flag_lax_vector_conversions): New.
22902 (vector_types_convertible_p): Unless -flax-vector conversions
22903 has been passed, disallow conversions between vectors with
22904 differing numbers of subparts and/or element types. If such
22905 a conversion is disallowed, possibly emit a note on the first
22906 occasion only to inform the user of -flax-vector-conversions.
22907 The new last argument specifies this.
22908 * c-common.h (flag_lax_vector_conversions): New.
22909 (vector_types_convertible_p): Add extra argument.
22910 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22911 char_type_node for V*QI type vectors.
22912 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22913 Update to satisfy new typechecking rules.
22914 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22915 C and C++ variants.
22916 * doc/invoke.texi (C Dialect Options): Document
22917 -flax-vector-conversions.
22919 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22921 PR tree-optimization/29877
22922 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22923 a register variable on the RHS to not be replaceable.
22925 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22926 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22927 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22928 const_simm15, const_pow2, const_npow2): Added.
22929 * config/score/misc.md (insv, extv, extzv, movmemsi,
22930 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22931 * config/score/score.c (score_address_cost, score_select_cc_mode):
22933 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22934 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22935 Update score_print_operand.
22936 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22937 Adjust register allocate order and update some macro define.
22938 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22939 mdx_block_move_straight, mdx_block_move_loop_head,
22940 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22941 mdx_block_move_loop, mdx_block_move): Added.
22942 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22943 mdp_limm): Updated and fix some bug and typo.
22944 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22945 (movsf, movdf, doloop_end): Added.
22947 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22949 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22950 config/arm/thumb2.md: Fix comment typos.
22951 * doc/extend.texi: Fix a typo.
22953 2007-01-07 Eric Christopher <echristo@apple.com>
22955 * configure.ac: Check for __stack_chk_fail for darwin.
22956 * configure: Regenerate.
22958 2007-01-07 Richard Guenther <rguenther@suse.de>
22960 * tree-vrp.c (extract_range_from_assert): CSE calls to
22961 compare_values where possible.
22962 (extract_range_from_unary_expr): Likewise.
22964 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22966 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22967 * config/avr/avr.c (call_insn_operand): Delete function.
22968 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22969 instead of register number. Use predicates.
22970 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22971 call_insn_operand): Add.
22973 2007-01-06 Jan Hubicka <jh@suse.cz>
22975 * tree-pass.h (pass_build_cgraph_edges): Declare.
22976 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22977 (visited_nodes): Remove.
22978 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22979 build_cgrpah_edges; make visited_nodes local.
22980 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22981 (record_references_in_initializer): Move to cgraphbuild.c
22982 (initialize_inline_failed, rebuild_cgraph_edges,
22983 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22984 (verify_cgraph_node): Make visited_nodes local.
22985 (cgraph_analyze_function): Do not call cgraph_create_edges and
22986 initialize_inline_failed.
22987 (cgraph_expand_function): Do not call cgraph_lower_function;
22988 assert that function is already lowered.
22989 * Makefile.in (cgraphbuild.o): New.
22990 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22991 at the end of lowering passes.
22993 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22995 * ifcvt.c (cond_move_convert_if_block): New function, code
22996 factored out from...
22997 (cond_move_process_if_block): ...here. Call the new function
22998 on the THEN and ELSE blocks.
22999 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23000 already takes care of this.
23002 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23005 * tree.h (TREE_OVERFLOW_P): New.
23006 * c-typeck.c (parser_build_unary_op): Warn only if result
23007 overflowed and operands did not.
23008 (parser_build_binary_op): Likewise.
23009 (convert_for_assignment): Remove redundant overflow_warning.
23010 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23012 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23014 * c-typeck.c (store_init_value): Split over two lines to follow
23015 the GNU coding style.
23017 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23019 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23020 __GXX_EXPERIMENTAL_CXX0X__.
23021 * doc/cpp.texi: Same.
23023 2007-01-05 Richard Guenther <rguenther@suse.de>
23025 PR middle-end/27826
23026 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23027 with mismatched types. Instead explicitly build a
23028 conversion NOP_EXPR.
23030 2007-01-05 Ian Lance Taylor <iant@google.com>
23032 * c-common.c (decl_with_nonnull_addr_p): New function.
23033 (c_common_truthvalue_conversion): Call it.
23034 * c-typeck.c (build_binary_op): Likewise.
23035 * c-common.h (decl_with_nonnull_addr_p): Declare.
23037 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23040 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23043 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23045 * doc/install.texi (Final install): Document the fact that
23046 the GNAT runtime should not be stripped.
23048 2007-01-04 Jan Hubicka <jh@suse.cz>
23050 * tree-inline.c (fold_marked_statements): Update operand caches
23051 and EH after folding
23053 2007-01-04 Ian Lance Taylor <iant@google.com>
23055 * c-common.c (check_function_nonnull): Whitespace fix.
23057 2007-01-04 Jan Hubicka <jh@suse.cz>
23059 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23060 comitted older version of patch.
23061 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23062 function, celanup cfg and collect garbage.
23064 2007-01-04 Mike Stump <mrs@apple.com>
23066 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23069 2007-01-04 Eric Christopher <echristo@apple.com>
23071 * libgcc2.c (__bswapsi2): Use SItype.
23072 (__bswapdi2): Use DItype.
23073 * libgcc2.h: Update for above.
23075 2007-01-04 Paul Brook <paul@codesourcery.com>
23077 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23078 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23079 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23080 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23081 umulsi3_highpart): Make conditional on !arm_arch6.
23082 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23083 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23084 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23085 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23086 umulsi3_highpart_v6): New insns.
23088 2007-01-04 Roger Sayle <roger@eyesopen.com>
23090 * fold-const.c (fold_convert): When casting an expression to void,
23091 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23092 have a type. Instead of attempting to build a NOP_EXPR, return
23093 these "special" trees directly.
23095 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23097 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23098 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23099 rs6000_cost->fp not 0 as adjustment for outer NEG.
23101 2007-01-04 Jan Hubicka <jh@suse.cz>
23103 * cgraph.c (cgraph_release_function_body): New function.
23104 (cgraph_remove_node): Use it.
23105 * cgraph.h (cgraph_release_function_body): Declare.
23106 * cgraphunit.c (cgraph_expand_function): Use it.
23107 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23108 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23109 is initialized and while compilation of other function is running.
23110 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23111 statement CFG annotations from here to ...
23112 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23114 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23116 * cfgloop.h (enum li_flags): Make the constants powers of two.
23118 2007-01-04 Jan Hubicka <jh@suse.cz>
23120 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23122 (fold_marked_statements): New function.
23123 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23124 * tree-inline.h (copy_body_data): Add statements_to_fold.
23126 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23128 * config.gcc: Mention libgcc/config.host.
23129 * Makefile.in: Update comments mentioning libgcc.
23130 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23131 (all.cross, start.encap, rest.encap, rest.cross): Update
23132 dependencies for libgcc move.
23133 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23134 (clean-target, clean-target-libgcc): Delete.
23135 (srcdirify, GCC_EXTRA_PARTS): New macros.
23136 (libgcc-support, libgcc.mvars): New rules.
23137 (distclean): Remove mention of mklibgcc.
23138 (install): Don't reference INSTALL_LIBGCC.
23139 (install-common): Don't reference EXTRA_PARTS.
23140 (install-libgcc, install-multilib): Delete rules.
23141 * mklibgcc.in: Delete file.
23142 * doc/configfiles.texi: Don't mention mklibgcc.
23144 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23145 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23146 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23147 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23148 (mklibgcc, ldblspecs): Likewise.
23150 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23151 (posixpre.def): Use $(T).
23152 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23153 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23154 (SHLIB_LINK): Make dummy.
23155 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23157 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23159 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23160 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23161 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23162 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23164 * configure.ac (all_outputs): Remove mklibgcc.
23165 * configure: Regenerated.
23167 2007-01-03 Josh Conner <jconner@apple.com>
23169 PR middle-end/29683
23170 * calls.c (compute_argument_addresses): Set stack and stack_slot
23171 for partial args, too.
23172 (store_one_arg): Use locate.size.constant for the size when
23173 generating a save_area.
23175 2007-01-03 Robert Kennedy <jimbob@google.com>
23177 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23178 whose definitions are deleted due to basic block merging.
23180 2007-01-03 Paul Brook <paul@codesourcery.com>
23183 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23185 (use_return_insn): Return 0 for Thumb interrupt functions.
23186 (print_multi_reg): Add rfe argument for IRQ returns.
23187 (arm_output_epilogue): Pop interrupt return address directly into PC.
23188 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23190 2007-01-03 Paul Brook <paul@codesourcery.com>
23192 Merge from sourcerygxx-4_1.
23193 * config/arm/thumb2.md: New file.
23194 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23196 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23197 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23198 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23199 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23201 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23202 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23204 * config/arm/ieee754-sf.S: Ditto.
23205 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23206 (thumb1_base_register_rtx_p): ... to this.
23207 (thumb_index_register_rtx_p): Rename...
23208 (thumb1_index_register_rtx_p): ... to this.
23209 (thumb_output_function_prologue): Rename...
23210 (thumb1_output_function_prologue): ... to this.
23211 (thumb_legitimate_address_p): Rename...
23212 (thumb1_legitimate_address_p): ... to this.
23213 (thumb_rtx_costs): Rename...
23214 (thumb1_rtx_costs): ... to this.
23215 (thumb_compute_save_reg_mask): Rename...
23216 (thumb1_compute_save_reg_mask): ... to this.
23217 (thumb_final_prescan_insn): Rename...
23218 (thumb1_final_prescan_insn): ... to this.
23219 (thumb_expand_epilogue): Rename...
23220 (thumb1_expand_epilogue): ... to this.
23221 (arm_unwind_emit_stm): Rename...
23222 (arm_unwind_emit_sequence): ... to this.
23223 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23224 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23225 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23226 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23227 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23228 thumb2_output_casesi): New functions.
23229 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23230 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23231 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23232 THUMB2_WORK_REGS): Define.
23233 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23234 arm_condexec_mask, arm_condexec_masklen)): New variables.
23235 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23236 (arm_override_options): Check new CPU capabilities.
23237 Set new architecture flag variables.
23238 (arm_isr_value): Handle v7m interrupt functions.
23239 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23241 (const_ok_for_arm): Handle Thumb-2 constants.
23242 (arm_gen_constant): Ditto. Use movw when available.
23243 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23245 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23246 (thumb_find_work_register, arm_load_pic_register,
23247 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23248 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23249 print_multi_reg, output_mov_long_double_fpa_from_arm,
23250 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23251 output_mov_double_fpa_from_arm, output_move_double,
23252 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23253 output_return_instruction, arm_output_function_prologue,
23254 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23255 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23256 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23257 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23258 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23259 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23261 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23262 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23263 (arm_file_start): Output directive for unified syntax.
23264 (arm_unwind_emit_set): Handle stack alignment instruction.
23265 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23266 Add v6t2, v7, v7a, v7r and v7m.
23267 (RETLDM): Add Thumb-2 code.
23268 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23269 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23270 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23271 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23272 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23273 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23274 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23275 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23276 ADJUST_INSN_LENGTH): Define.
23277 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23278 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23279 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23280 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23281 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23282 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23283 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23284 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23285 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23286 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23287 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23288 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23289 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23290 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23291 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23292 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23293 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23295 * config/arm/arm-tune.md: Regenerate.
23296 * config/arm/arm-protos.h: Update prototypes.
23297 * config/arm/vfp.md: Enable patterns for Thumb-2.
23298 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23299 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23300 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23301 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23302 * config/arm/libunwind.S: Add Thumb-2 code.
23303 * config/arm/constraints.md: Update include Thumb-2.
23304 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23305 * config/arm/ieee754-df.S: Ditto.
23306 * config/arm/bpabi.S: Ditto.
23307 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23308 * config/arm/predicates.md (low_register_operand,
23309 low_reg_or_int_operand, thumb_16bit_operator): New.
23310 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23311 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23312 * config/arm/t-arm-elf: Add armv7 multilib.
23313 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23315 (UNSPEC_STACK_ALIGN, ce_count): New.
23316 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23317 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23319 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23320 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23321 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23322 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23323 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23324 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23326 * doc/extend.texi: Document ARMv7-M interrupt functions.
23327 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23329 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23331 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23332 (struct _Unwind_Context): Rename args_size to flags, remove
23333 signal_frame field, add a new args_size field and version field.
23334 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23335 _Unwind_IsExtendedContext): New inline functions.
23336 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23337 Assume by_value array is only present if _Unwind_IsExtendedContext.
23338 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23339 _Unwind_IsSignalFrame.
23340 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23341 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23342 (uw_init_context_1): Initialize context->flags to
23343 EXTENDED_CONTEXT_BIT.
23344 * config/rs6000/linux-unwind.h (frob_update_context): Use
23345 _Unwind_SetSignalFrame.
23347 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23349 PR middle-end/30353
23350 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23351 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23354 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23356 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23357 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23358 RET, AT_SP): Remove.
23359 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23362 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23363 * cfgbuild.c (find_basic_blocks): Likewise.
23364 * cfgrtl.c (rtl_create_basic_block): Likewise.
23365 * function.c (temp_slots_at_level): Likewise.
23366 * reg-stack.c (stack_regs_mentioned): Likewise.
23367 * regclass.c (allocate_reg_info): Likewise.
23368 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23369 set_bb_for_stmt, move_block_to_fn): Likewise.
23370 * tree-complex.c (tree_lower_complex): Likewise.
23371 * vec.h (VEC_safe_grow_cleared): New.
23373 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23375 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23377 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23378 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23380 * cfgloopmanip.c (scale_loop_frequencies): Export.
23381 (loopify): Scale the frequencies by prescribed coefficients.
23382 (set_zero_probability): New function.
23383 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23384 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23385 and frequencies according to arguments.
23386 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23388 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23389 * modulo-sched.c (sms_schedule): Set probabilities for entering
23390 versioned loop correctly.
23391 * tree-vect-transform.c (vect_transform_loop): Ditto.
23392 * cfgloop.h (loopify, loop_version): Declaration changed.
23393 (scale_loop_frequencies): Declared.
23395 2007-01-02 Jan Hubicka <jh@suse.cz>
23397 * cgraph.c: Include tree-flow.h
23398 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23399 early_local_passes.
23400 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23401 * tree-pass.h (pass_all_early_optimizations): Declare.
23402 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23403 early_local_passes.
23404 (cgraph_analyze_function): Do early_local_passes.
23405 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23406 Do not add referenced vars.
23407 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23409 (gate_all_early_local_passes): New gate.
23410 (pass_early_local_passes): Use new gate.
23411 (execute_early_local_optimizations): New functions.
23412 (gate_all_early_optimizations): New gate.
23413 (pass_all_early_optimizations): New pass.
23414 (execute_free_datastructures): Free SSA only when initialized.
23415 (gate_init_datastructures): Init only when optimizing.
23416 (tree_lowering_passes): Do early local passes when called late.
23417 * tree-profile.c (do_tree_profiling): Don't profile functions added
23419 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23420 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23422 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23423 during early_local_passes.
23424 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23427 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23429 * Makefile.in: Update copyright year.
23431 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23433 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23434 in $(lang_checks) and check-consistency targets.
23436 2007-01-02 Jan Hubicka <jh@suse.cz>
23438 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23439 Do not add referenced vars.
23440 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23442 * passes.c (init_optimization_passes): Put mudflap_2 after
23443 free_datastructures.
23445 2007-01-02 Jan Hubicka <jh@suse.cz>
23447 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23448 Set NOTHROW flag on call statements proved to be nothrow.
23449 Update statement of local calls so new pure/const functions are
23450 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23452 (tree_rest_of_compilation): Register hooks and initialize bitmap
23453 early. Do not set after_inlining flag.
23455 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23457 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23458 HOST_BITS_PER_LONGLONG
23460 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23463 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23464 warning for non-static initializers.
23466 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23468 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23469 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23470 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23471 Always use set_unique_reg_note to add REG_EQUAL notes.
23473 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23476 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23478 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23479 * cfgbuild.c (find_basic_blocks): Likewise.
23480 * cfgrtl.c (rtl_create_basic_block): Likewise.
23481 * function.c (temp_slots_at_level): Likewise.
23482 * reg-stack.c (stack_regs_mentioned): Likewise.
23483 * regclass.c (allocate_reg_info): Likewise.
23484 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23485 set_bb_for_stmt, move_block_to_fn): Likewise.
23486 * tree-complex.c (tree_lower_complex): Likewise.
23487 * vec.h (VEC_safe_grow_cleared): New.
23489 2007-01-02 Ian Lance Taylor <iant@google.com>
23491 * c-common.c (c_common_truthvalue_conversion): When warning about
23492 using an assignment as a truth value, set TREE_NO_WARNING.
23494 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23497 * c.opt (Wold-style-declaration): New.
23498 * doc/invoke.texi (C-only Warning Options): New.
23499 (Wold-style-declaration): Document it.
23500 (Wextra): Enabled by -Wextra.
23501 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23502 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23503 -Wold-style-declaration.
23505 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23507 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23508 * cfgbuild.c (find_basic_blocks): Likewise.
23509 * cfgrtl.c (rtl_create_basic_block): Likewise.
23510 * function.c (temp_slots_at_level): Likewise.
23511 * reg-stack.c (stack_regs_mentioned): Likewise.
23512 * regclass.c (allocate_reg_info): Likewise.
23513 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23514 set_bb_for_stmt, move_block_to_fn): Likewise.
23515 * tree-complex.c (tree_lower_complex): Likewise.
23516 * vec.h (VEC_safe_grow_cleared): New.
23518 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23520 * c-common.c (c_common_nodes_and_builtins): Since variants of
23521 void_type_node get built before it is given a name, we need to
23522 give those variants the name, too.
23523 (complete_array_type): We need to work with the canonical main
23524 type of the array, from which we will build the qualified version.
23525 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23526 * print-tree.c (print_node): Display canonical type information
23528 * stor-layout.c (layout_type): When we don't know the
23529 alignment of a type for which we're building an array, we end up
23530 guessing wrong, so make the type require structural equality.
23531 * tree.c (make_node_stat): When we build a new type, it is its
23532 own canonical type.
23533 (build_type_attribute_qual_variant): When building an attribute
23534 variant, its canonical type is the non-attribute variant. However,
23535 if the attributes are target-dependent and they differ, we need to
23536 use structural equality checks for this type.
23537 (build_qualified_type): A qualified type is not equivalent to its
23538 unqualified variant; set the canonical type appropriately.
23539 (build_distinct_type_copy): When building a distinct type from
23540 another type, the new type is its own canonical type.
23541 (build_variant_type_copy): When building a new type variant, we
23542 assume that it is equivalent to the original type.
23543 (build_pointer_type_for_mode): When building a pointer type, also
23544 build a canonical type pointer.
23545 (build_reference_type_for_mode): When building a reference type,
23546 also build a canonical type reference.
23547 (build_index_type): When we can't hash an index type (e.g.,
23548 because its maximum value is negative), the index type requires
23549 structural equality tests.
23550 (build_array_type): Build the canonical form of an array type.
23551 (build_function_type): Function types require structural equality,
23552 because they contain default arguments, attributes, etc.
23553 (build_method_type_directly): Ditto for method types.
23554 (build_offset_type): Build the canonical offset type.
23555 (build_complex_type): Build the canonical vector type.
23556 (make_vector_type): Build the canonical vector type.
23557 * tree.h (TYPE_CANONICAL): New.
23558 (TYPE_STRUCTURAL_EQUALITY_P): New.
23559 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23560 (struct tree_type): Added "canonical" field.
23561 * params.h (VERIFY_CANONICAL_TYPES): New.
23562 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23563 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23564 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23565 * doc/invoke.texi (verify-canonical-types): Document --param
23566 parameter for verifying canonical types.
23568 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23570 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23571 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23572 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23573 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23575 * config/rs6000/e500.h: New.
23576 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23577 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23579 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23580 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23581 TARGET_E500_DOUBLE): Remove.
23582 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23583 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23584 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23585 * config/rs6000/rs6000.c (rs6000_override_options): Use
23586 CHECK_E500_OPTIONS.
23588 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23590 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23591 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23592 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23593 rs6000_emit_cmove): Don't check TARGET_E500.
23594 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23595 sordered): Don't check TARGET_E500.
23597 2007-01-01 Eric Christopher <echristo@apple.com>
23599 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23600 HARD_REGISTER_NUM_P.
23602 2007-01-01 Roger Sayle <roger@eyesopen.com>
23604 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23605 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23606 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23609 2007-01-01 Mike Stump <mrs@apple.com>
23611 * configure.ac: Remove support for building with Apple's gcc-3.1.
23613 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23615 PR middle-end/30311
23616 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23617 REG is a hard register. Do not modify REG before calling
23619 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23620 multiple of the size of YMODE for certain lowpart cases.
23622 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23624 PR middle-end/30253
23625 * gimplify (voidify_wrapper_expr): Update for
23626 GIMPLE_MODIFY_STMT.
23628 2007-01-01 Andreas Schwab <schwab@suse.de>
23631 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23632 save of BR0 in extra_spill_size instead of spill_size.
23633 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23635 (ia64_expand_epilogue): Restore BR0 from its new location.
23637 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23639 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23640 Use a temporary variable if the left hand side is not a gimple
23643 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23645 * gimplify.c (gimplify_return_expr): Make the temporary variable
23646 for the return expression, a gimple register variable.
23648 2007-01-01 Jan Hubicka <jh@suse.cz>
23650 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23653 2007-01-01 Mike Stump <mrs@apple.com>
23655 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23657 * config/darwin.c (machopic_select_rtx_section): Use
23658 HAVE_GAS_LITERAL16.
23659 (darwin_mergeable_constant_section): Likewise.
23660 * configure: Regenerate.
23661 * config.in: Regenerate.
23663 2007-01-01 Jan Hubicka <jh@suse.cz>
23664 Andrew Pinski <pinskia@gmail.com>
23666 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23667 before starting IPA passes.