1 2007-08-21 Richard Guenther <rguenther@suse.de>
3 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5 2007-08-21 Richard Guenther <rguenther@suse.de>
8 * fold-const.c (fold_binary): Remove index +p PTR folding.
9 Fix types of POINTER_PLUS_EXPR generated by folding of
12 2007-08-20 Chao-ying Fu <fu@mips.com>
14 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
15 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
16 RID_ONEWAY, so that it can be checked in declspecs_add_type.
17 (c_common_fixed_point_type_for_size): Declare.
18 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
19 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
20 (c_token_starts_declspecs): Likewise.
21 (c_parser_declspecs): Likewise.
22 (c_parser_attributes): Likewise.
23 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
24 (c_declspecs): Add saturating_p.
25 * c-decl.c (build_null_declspecs): Initialize saturating_p.
26 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
28 Avoid using void, bool, char, int, float, double, _Decimal32,
29 _Decimal64, _Decimal128, and complex with _Sat.
30 Handle RID_FRACT and RID_ACCUM.
31 Make sure _Sat is used with _Fract or _Accum.
32 (finish_declspecs): Handle cts_fract and cts_accum.
33 * c-common.c (fixed-value.h): New include.
34 (constant_expression_warning): Handle FIXED_CST.
35 (overflow_warning): Likewise.
36 (warnings_for_convert_and_check): Likewise.
37 (c_common_fixed_point_type_for_size): New.
38 (c_common_type_for_mode): Handle fixed-point modes to
39 return various saturating/non-saturating, signed/unsigned types.
40 (c_common_signed_or_unsigned_type): Support fixed-point types.
41 (shorten_compare): Check fixed-point zero.
42 Handle FIXED_POINT_TYPE.
43 (c_common_truthvalue_conversion): Handle FIXED_CST.
44 Handle FIXED_POINT_TYPE.
45 (c_common_nodes_and_builtins): Record builtin types for fixed-point
47 (handle_mode_attribute): Handle fixed-point modes. Need to check
48 if the signness of base type and fixed-point modes are consistent.
49 (handle_vector_size_attribute): Handle fixed-point modes.
50 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
51 (warn_for_div_by_zero): Check fixed-point zero.
52 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
53 a common fixed-point type based on fbit, ibit, sign, and saturation.
54 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
55 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
56 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
57 (convert_for_assignment): Support FIXED_POINT_TYPE.
58 (digest_init): Handle FIXED_POINT_TYPE.
59 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
60 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
61 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
62 GE_EXPR, LT_EXPR, GT_EXPR.
63 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
64 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
65 * target.h (gcc_target): Add fixed_point_supported_p.
66 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
67 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
68 (default_fixed_point_supported_p): Define.
69 * targhooks.h (default_fixed_point_supported_p): Declare.
70 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
71 * doc/install.texi (Configuration): Add --enable-fixed-point.
72 * configure.ac (--enable-fixed-point): New to enable fixed-point
73 arithmetic extension to C. For mips targets, we enable it by default.
74 * configure, config.in: Regenerate.
76 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
78 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
80 2007-08-20 David Edelsohn <edelsohn@gnu.org>
82 * dwarf2out.c (text_section_used): Move declaration outside ifdef
83 DWARF2_DEBUGGING_INFO.
84 (cold_text_section_used): Same.
85 (cold_text_section): Same.
87 2007-08-20 Richard Guenther <rguenther@suse.de>
89 * c-typeck.c (convert_for_assignment): Use the type of
90 the member for the initialization.
92 2007-08-20 Richard Guenther <rguenther@suse.de>
94 * c-objc-common.c (c_disregard_inline_limits): Remove.
95 * c-objc-common.h (c_disregard_inline_limits): Likewise.
96 * cgraphunit.c (cgraph_process_new_functions): Call
97 disregard_inline_limits_p.
98 (cgraph_preserve_function_body_p): Likewise.
99 * ipa-inline.c (compute_inline_parameters): Likewise.
100 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
102 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
103 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
104 disregard_inline_limits langhook.
105 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
107 * langhooks.h (lang_hooks_for_tree_inlining): Remove
108 disregard_inline_limits langhook.
109 * tree-inline.c (disregard_inline_limits_p): New function.
110 * tree-inline.h (disregard_inline_limits_p): Declare.
112 2007-08-20 Richard Guenther <rguenther@suse.de>
114 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
115 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
116 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
117 auto_var_in_fn_p langhook.
118 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
120 * tree.c (auto_var_in_fn_p): ... here.
121 (find_var_from_fn): Call auto_var_in_fn_p directly.
122 * langhooks.h (lang_hooks_for_tree_inlining): Remove
123 auto_var_in_fn_p langhook.
124 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
125 (copy_body_r): Likewise.
126 (self_inlining_addr_expr): Likewise.
127 * tree.h (auto_var_in_fn_p): Declare.
129 2007-08-20 Richard Guenther <rguenther@suse.de>
131 * tree.c (WALK_SUBTREE): Call walk_tree_1.
132 (walk_type_fields): Take lh parameter.
133 (walk_tree): Rename to ...
134 (walk_tree_1): ... this. Do not call the walk_subtrees
135 langhook but the now passed callback. Pass lh on recursion.
136 (walk_tree_without_duplicates): Rename to ...
137 (walk_tree_without_duplicates_1): ... this. Take lh parameter
138 and call walk_tree_1.
139 * tree.h (walk_tree_lh): New typedef.
140 (walk_tree_1): Declare.
141 (walk_tree_without_duplicates_1): Likewise.
142 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
143 (walk_tree_without_duplicates): New define to
144 walk_tree_without_duplicates_1 with NULL lh parameter.
145 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
146 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
148 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
149 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
150 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
153 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
156 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
157 code in front of the compacting of basic blocks.
158 Move the folding of statements inbetween the cgraph checking
159 and compacting of basic blocks.
161 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
162 Serge Belyshev <belyshev@depni.sinp.msu.ru>
165 * config/alpha/alpha.c (va_list_skip_additions): Check for
166 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
167 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
168 PLUS_EXPR when checking ap.__base.
169 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
170 when doing addition on pointer types. Use size_int instead of
172 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
173 ptr_type in the second operand.
175 2007-08-19 Andrew Pinski <pinskia@gmail.com>
178 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
180 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
183 * cfgexpand.c (expand_one_register_var): Mark pointer
184 DECL_ARTIFICIAL as REG_POINTER also.
185 * stmt.c (expand_decl): Likewise.
187 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
194 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
195 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
196 on_worklist argument and avoid adding things to worklist multiple
198 (add_to_worklist): Ditto.
199 (mark_aliases_call_clobbered): Mark entire structure clobbered if
200 single SFT is clobbered.
201 (set_initial_properties): Ditto.
202 (compute_call_clobbered): Update for changes to function
204 (create_overlap_variables_for): Always create SFT for offset 0.
205 (create_structure_vars): Handle PHI's, since we are in SSA form at
207 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
208 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
210 (add_vars_for_offset): Figure out aliases from access + points-to.
211 (add_virtual_operand): Use add_vars-for_offset.
212 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
213 (add_call_clobber_ops): Remove makes_clobbering_call set.
214 (get_expr_operands): Always pass through the INDIRECT_REF
216 * tree-ssa-structalias.c (struct constraint_graph): Remove
218 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
219 address_taken, pt_used, number_incoming.
220 (FIRST_ADDR_NODE): Removed.
221 (merge_graph_nodes): Remove broken code for the moment.
222 (init_graph): New function.
223 (build_pred_graph): Remove code to init_graph.
224 Add location equivalence support.
225 (struct scc_info): Rename roots to deleted.
227 (init_scc_info): Ditto
228 (init_topo_info): Use graph->size.
229 (compute_topo_order): Ditto.
230 (do_da_constraint): Removed.
231 (do_sd_constraint): Remove calls to find().
232 set_union_with_increment should always get 0 as last arg here.
233 (do_complex_constraint): Replace do_da_constraint with assert.
235 (struct equiv_class_label): New.
236 (pointer_equiv_class_table): Ditto.
237 (location_equiv_class_table): Ditto.
238 (equiv_class_label_hash): Ditto.
239 (equiv_class_label_eq): Ditto
240 (equiv_class_lookup): Ditto.
241 (equiv_class_ladd): Ditto.
242 (pointer_equiv_class): Ditto.
243 (location_equiv_class): Ditto.
244 (condense_visit): Rename and rewrite from label_visit to do only
245 SCC related stuff for HU.
246 (label_visit): Do HU work for HU.
247 (perform_var_substitution): Update to do HU and location
249 (free_var_substitution_info): Update to free HU and location
250 equivalence structures. */
251 (find_equivalent_node): Update for pointer but not location
253 (unite_pointer_equivalences): New function.
254 (move_complex_constraints): Rewrite to only do moving.
255 (rewrite_constraints): Split out of move_complex_constraints.
256 (solve_graph): Use graph->size.
257 (process_constraint_1): Add from_call argument, use it.
258 Split *a = &b into two constraints.
259 (process_constraint): Use new process_constraint_1.
260 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
261 (get_constraint_for): Handle non-pointer integers properly.
262 Remove code that used to handle structures.
263 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
264 with unknown addends.
265 (handle_rhs_call): New function.
266 (find_func_aliases): Use handle_rhs_call.
267 (set_uids_in_ptset): Add an assert.
268 (set_used_smts): Fix bug in not considering unified vars.
269 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
270 (compute_points_to_sets): Update for other function changes.
271 (delete_points_to_sets): Ditto.
272 (ipa_pta_execute): Ditto.
273 (pass_ipa_pta): We need to update SSA after ipa_pta.
275 2007-08-19 Jan Hubicka <jh@suse.cz>
277 * i386.md: Replace "rim" and "mri" constraints by "g".
279 2007-08-19 Joseph Myers <joseph@codesourcery.com>
281 * dwarf2out.c (text_section_used, cold_text_section_used,
282 cold_text_section, dwarf2out_note_section_used): New.
283 (dwarf2out_init): Initialize cold_text_section.
284 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
285 dwarf2out_note_section_used.
286 (size_of_aranges): Only count entry for text section if it was
287 used. Count entry for cold text section if it was used.
288 (output_aranges): Only output entries for text section and cold
289 text section if they were used.
291 2007-08-19 Andrew Pinski <pinskia@gmail.com>
293 * tree-pretty-print.c (debug_generic_expr): Add a comment about
295 (debug_generic_stmt): Likewise.
296 (debug_tree_chain): Likewise.
298 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
300 * tree-data-refs.c (split_constant_offset): Expose.
301 * tree-data-refs.h (split_constant_offset): Add declaration.
303 * tree-vectorizer.h (dr_alignment_support): Renamed
304 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
305 Added a new value dr_explicit_realign.
306 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
307 dr_offset, dr_step, and dr_aligned_to, along with new access
308 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
309 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
310 STMT_VINFO_DR_ALIGNED_TO.
312 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
314 In case of outer-loop vectorization with non-fixed misalignment - use
315 the dr_explicit_realign scheme instead of the optimized realignment
317 (new_stmt_vec_info): Initialize new fields.
319 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
320 'nested_in_vect_loop' case. Change verbosity level.
321 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
322 Don't fail on zero step in the outer-loop for loads.
323 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
324 offset and init relative to the outer-loop.
326 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
327 BSI function argument with a new function argument - at_loop.
328 Simplify the condition that determines STEP. Takes additional argument
329 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
330 case), including zero step in the outer-loop. Call
331 vect_create_addr_base_for_vector_ref with additional argument.
332 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
333 Updated function documentation. Handle the 'nested_in_vect_loop' case.
334 Fixed and simplified calculation of step.
335 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
336 of bsi, and with additional argument. Call bump_vector_ptr with
337 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
338 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
339 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
340 when the realignment setup needs to take place inside the loop. Support
341 the dr_explicit_realign scheme. Allow generating the optimized
342 realignment scheme for outer-loop vectorization. Added documentation.
343 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
344 'nested_in_vect_loop' case, including loads that are invariant in the
345 outer-loop and the realignment schemes. Handle the case when the
346 realignment setup needs to take place inside the loop. Call
347 vect_setup_realignment with additional arguments. Call
348 vect_create_data_ref_ptr with additional argument and with loop instead
349 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
350 (vect_gen_niters_for_prolog_loop): Call
351 vect_create_addr_base_for_vector_ref with additional arguments.
352 (vect_create_cond_for_align_checks): Likewise.
353 (bump_vector_ptr): Updated to support the new dr_explicit_realign
354 scheme: takes additional argument bump; argument ptr_incr is now
355 optional; updated documentation.
356 (vect_init_vector): Takes additional argument (bsi). Use it, if
357 available, to insert the vector initialization.
358 (get_initial_def_for_induction): Pass additional argument in call to
360 (vect_get_vec_def_for_operand): Likewise.
361 (vect_setup_realignment): Likewise.
362 (vectorizable_load): Likewise.
364 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
366 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
367 as argument instead of struct loop.
368 (nested_in_vect_loop_p): New function.
369 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
371 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
372 from other phis in the loop.
373 (destroy_loop_vec_info): Add additional argument to declaration.
375 * tree-vectorizer.c (supportable_widening_operation): Also check if
376 nested_in_vect_loop_p (don't allow changing the order in this case).
377 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
378 of struct loop. Call nested_in_vect_loop_p and don't require
379 flag_unsafe_math_optimizations if it returns true.
380 (new_stmt_vec_info): When setting def_type for phis differentiate
381 loop-header phis from other phis.
382 (bb_in_loop_p): New function.
383 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
384 update their loop_vinfo. Order of BB traversal now matters - call
385 dfs_enumerate_from with bb_in_loop_p.
386 (destroy_loop_vec_info): Takes additional argument to control whether
387 stmt_vinfo of the loop stmts should be destroyed as well.
388 (vect_is_simple_reduction): Allow the "non-reduction" use of a
389 reduction stmt to be defines by a non loop-header phi.
390 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
392 * tree-vect-transform.c (vectorizable_reduction): Call
393 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
394 (vectorizable_call): Likewise.
395 (vectorizable_conversion): Likewise.
396 (vectorizable_operation): Likewise.
397 (vectorizable_type_promotion): Likewise.
398 (vectorizable_type_demotion): Likewise.
399 (vectorizable_store): Likewise.
400 (vectorizable_live_operation): Likewise.
401 (vectorizable_reduction): Likewise. Also pass loop_info to
402 vect_is_simple_reduction instead of loop.
403 (vect_init_vector): Call nested_in_vect_loop_p.
404 (get_initial_def_for_reduction): Likewise.
405 (vect_create_epilog_for_reduction): Likewise.
406 (vect_init_vector): Check which loop to work with, in case there's an
408 (get_initial_def_for_inducion): Extend to handle outer-loop
409 vectorization. Fix indentation.
410 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
411 In the case vect_induction_def get the vector def from the induction
412 phi node, instead of calling get_initial_def_for_inducion.
413 (get_initial_def_for_reduction): Extend to handle outer-loop
415 (vect_create_epilog_for_reduction): Extend to handle outer-loop
417 (vect_transform_loop): Change assert to just skip this case. Add a
419 (vect_finish_stmt_generation): Add a couple asserts.
421 (vect_estimate_min_profitable_iters): Multiply
422 cost of inner-loop stmts (in outer-loop vectorization) by estimated
424 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
425 this is an inner-loop reduction in outer-loop vectorization.
427 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
428 Same code as what used to be vect_analyze_scalar_cycles, only with
429 additional argument loop, and loop_info passed to
430 vect_is_simple_reduction instead of loop.
431 (vect_analyze_scalar_cycles): Code factored out into
432 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
433 Updated documentation.
434 (analyze_operations): Check for inner-loop loop-closed exit-phis during
435 outer-loop vectorization that are live or not used in the outerloop,
436 cause this requires special handling.
437 (vect_enhance_data_refs_alignment): Don't consider versioning for
439 (vect_analyze_data_refs): Check that there are no datarefs in the
441 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
442 and vect_used_in_outer_by_reduction cases.
443 (process_use): Also consider the case of outer-loop stmt defining an
444 inner-loop stmt and vice versa.
445 (vect_analyze_loop_1): New function.
446 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
447 loops. Call vect_analyze_loop_1.
448 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
449 been vectorized. Call destroy_loop_vec_info with additional argument.
451 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
452 in the inner-loop when doing outer-loop vectorization. Add
453 documentation and printout.
454 (vect_recog_dot_prod_pattern): Likewise. Also add check for
455 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
457 2007-08-18 Andrew Pinski <pinskia@gmail.com>
459 * tree-affine.h (print_aff): New prototype.
460 (debug_aff): Likewise.
461 * tree-affine.c (print_aff): New function.
462 (debug_aff): Likewise.
464 2007-08-18 Paul Brook <paul@codesourcery.com>
465 Joseph Myers <joseph@codesourcery.com>
467 * common.opt (-fdebug-prefix-map=): New option.
468 * opts.c: Include debug.h.
469 (common_handle_option): Handle -fdebug-prefix-map.
470 * final.c: Include ggc.h.
471 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
472 remap_debug_filename): New.
473 * Makefile.in (final.o, opts.o): Update dependencies.
474 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
475 * configure.ac: Check for assembler --debug-prefix-map support.
476 * configure, config.in: Regenerate.
477 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
478 (ASM_DEBUG_SPEC): Include ASM_MAP.
479 * doc/install.texi (--with-debug-prefix-map): Document.
480 * doc/invoke.texi (-fdebug-prefix-map): Document.
481 * dbxout.c (dbxout_init, dbxout_start_source_file,
482 dbxout_source_file): Call remap_debug_filename.
483 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
484 dwarf2out_start_source_file, dwarf2out_finish): Call
485 remap_debug_filename.
486 (file_table_relative_p): Do not check d->emitted_number.
487 * toplev.c (output_file_directive): Call remap_debug_filename.
488 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
489 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
491 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
493 * loop-invariant.c (find_invariants_to_move): Add missing macro
496 2007-08-17 Tom Tromey <tromey@redhat.com>
498 * tree.h (struct tree_label_decl): Removed old "java" fields.
500 2007-08-17 Richard Sandiford <richard@codesourcery.com>
501 Nigel Stephens <nigel@mips.com>
503 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
504 Treat -mno-data-in-code and -mcode-xonly as aliases for
505 -mcode-readable=no and -mcode-readable=pcrel respectively.
506 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
507 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
508 (MULTILIB_DIRNAMES): Update accordingly.
510 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
512 * Makefile.in (version.o): Depend on $(REVISION) only if
513 REVISION_s is defined.
515 2007-08-17 Sa Liu <saliu@de.ibm.com>
516 Ulrich Weigand <uweigand@de.ibm.com>
519 * tree.c (reconstruct_complex_type): For a pointer to a vector,
520 use build_qualified_type to retain qualifiers of the base type.
522 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
524 * config/score/score.md : Update pattern tablejump.
525 * config/score/score.c : Update score_initialize_trampoline
527 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
528 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
529 * doc/contrib.texi: Add my entry.
531 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
533 * Makefile.in (REVISION): New.
536 (version.o): Also depend on $(REVISION). Add
537 -DREVISION=$(REVISION_s).
539 * version.c (version_string): Add REVISION.
541 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
543 * tree-eh.c (lower_try_finally_onedest): Reset the locus
544 of GOTO that's relocated to a different block.
546 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
548 * c-common.c (const_strip_array_types): New.
549 * c-common.h (lang_missing_noreturn_ok_p): Delete.
550 (const_strip_array_types): New.
551 * c-objc-common.c (c_disregard_inline_limits,
552 c_warn_unused_global_decl): Constify.
553 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
554 c_vla_type_p, c_incomplete_type_error): Likewise.
555 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
556 * hooks.c (hook_bool_const_tree_false): New.
557 * hooks.h (hook_bool_const_tree_false): Likewise.
558 * langhooks-def.h (lhd_warn_unused_global_decl,
559 lhd_incomplete_type_error, lhd_expr_size,
560 lhd_tree_inlining_disregard_inline_limits,
561 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
562 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
563 * langhooks.c (lhd_warn_unused_global_decl,
564 lhd_incomplete_type_error,
565 lhd_tree_inlining_disregard_inline_limits,
566 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
567 lhd_expr_size): Likewise.
568 * langhooks.h (lang_hooks_for_tree_inlining,
569 lang_hooks_for_tree_dump, lang_hooks_for_types,
570 lang_hooks_for_decls, lang_hooks): Likewise.
571 * pointer-set.c (pointer_set_t, pointer_set_create,
572 pointer_set_contains, insert_aux, pointer_set_insert,
573 pointer_set_traverse, pointer_map_t, pointer_map_create,
574 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
576 * pointer-set.h (pointer_set_contains, pointer_set_insert,
577 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
578 pointer_map_traverse): Likewise.
579 * predict.c (assert_is_empty): Likewise.
580 * tree-affine.c (free_name_expansion): Likewise.
581 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
582 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
583 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
585 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
587 * tree-vectorizer.c (new_loop_vec_info): Initialize new
589 (destroy_loop_vec_info): Add call to VEC_free.
590 * tree-vectorizer.h (may_alias_ddrs): Define.
591 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
592 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
593 Change reporting to dump.
594 (vect_is_duplicate_ddr): New.
595 (vect_mark_for_runtime_alias_test): New.
596 (vect_analyze_data_ref_dependences) Add call to
597 vect_mark_for_runtime_alias_test.
598 (vect_enhance_data_refs_alignment): Define local variable
599 vect_versioning_for_alias_required, don't perform
600 peeling for alignment if versioning for alias is
602 (vect_enhance_data_refs_alignment): Use
603 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
604 PARAM_VECT_MAX_VERSION_CHECKS.
605 * tree-vect-transform.c
606 (vect_create_cond_for_alias_checks): New.
607 (vect_transform_loop): Add call to
608 vect_create_cond_for_alias_checks.
609 (vect_vfa_segment_size): New.
610 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
612 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
613 * gcc/doc/invoke.texi
614 (vect-max-version-for-alignment-checks): Document.
615 (vect-max-version-for-alias-checks): Document.
616 (vect-max-version-checks): Remove.
618 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
620 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
621 the same line as the instruction for all asm dialects.
623 (*rep_movsi_rex64): Ditto.
625 (*rep_movqi_rex64): Ditto.
626 (*rep_stosdi_rex64): Ditto.
627 (*rep_stossi): Ditto.
628 (*rep_stossi_rex64): Ditto.
629 (*rep_stosqi): Ditto.
630 (*rep_stosqi_rex64): Ditto.
631 (*cmpstrnqi_nz_1): Ditto.
632 (*cmpstrnqi_nz_rex_1): Ditto.
633 (*cmpstrnqi_1): Ditto.
634 (*cmpstrnqi_rex_1): Ditto.
635 (*strlenqi_1): Ditto.
636 (*strlenqi_rex_1): Ditto.
637 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
638 prefix on the same line as the instruction for all asm dialects.
639 (sync_double_compare_and_swap<mode>): Ditto.
640 (*sync_double_compare_and_swapdi_pic): Ditto.
641 (*sync_compare_and_swap_cc<mode>): Ditto.
642 (sync_double_compare_and_swap_cc<mode>): Ditto.
643 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
644 (sync_old_add<mode>): Ditto.
645 (sync_add<mode>): Ditto.
646 (sync_sub<mode>): Ditto.
647 (sync_ior<mode>): Ditto.
648 (sync_and<mode>): Ditto.
649 (sync_xor<mode>): Ditto.
651 2007-08-16 Richard Sandiford <richard@codesourcery.com>
654 * reload.c (find_reloads): Check that the memory returned by
655 find_reloads_toplev was not the result of forcing a constant
657 (find_reloads_toplev): Always use simplify_gen_subreg to get
658 the subreg of a constant. If the result is also a constant,
659 but not a legitimate one, force it into the constant pool
660 and reload its address.
662 2007-08-15 David Edelsohn <edelsohn@gnu.org>
664 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
667 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
669 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
670 directive for the current vector ABI.
672 2007-08-15 Steve Ellcey <sje@cup.hp.com>
675 * caller-save.c (reg_save_code): Set invalide status on restore code.
677 2007-08-15 Diego Novillo <dnovillo@google.com>
679 * tree-ssa-alias.c (compute_memory_partitions): Use
680 alias_bitmap_obstack to allocate bitmaps.
681 (reset_alias_info): Factor out of init_alias_info.
682 Mark all name tags not associated to an SSA name for renaming.
683 (init_alias_info): Call it.
684 (create_name_tags): Tidy. Add comments.
685 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
687 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
689 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
690 scheduler dependencies.
692 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
694 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
696 (*iorsi_1_zext): Likewise.
697 (*iorsi_1_zext_imm): Likewise.
698 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
699 with "rm"/"xm" constraint.
700 (sse2_vmsqrtv2df2): Likewise.
702 2007-08-15 Jakub Jelinek <jakub@redhat.com>
705 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
708 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
710 * tree-pass.h (PROP_pta): Removed.
711 (TODO_rebuild_alias): New.
712 (pass_may_alias): Removed.
713 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
714 aliasing if we changed something.
715 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
717 (pass_may_alias): Removed.
718 (create_structure_vars): Return TODO_rebuild_alias.
719 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
720 * tree-sra.c (tree_sra): Only rebuild aliasing if something
722 (tree_sra_early): We never affect aliasing right now.
723 * tree-flow.h (compute_may_aliases): New prototype.
724 * passes.c: Remove pass_may_alias from the passes.
725 (execute_function_todo): Support TODO_rebuild_alias.
727 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
729 * i386.c: (legitimize_address): Move dllimported variable check
730 infront of legitimizing pic address of CONST symbols.
732 2007-08-14 Steve Ellcey <sje@cup.hp.com>
734 PR tree-optimization/32941
735 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
736 (goto_queue_cmp): Remove.
737 (find_goto_replacement): Change search method.
738 (maybe_record_in_goto_queue): Add assert.
739 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
740 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
742 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
744 * alias.c (component_uses_parent_alias_set): Constify.
745 * alias.h (component_uses_parent_alias_set): Likewise.
746 * cfgrtl.c (print_rtl_with_bb): Likewise.
747 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
748 mpz_get_double_int): Likewise.
749 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
750 mpz_get_double_int): Likewise.
751 * expr.c (is_aligning_offset, undefined_operand_subword_p,
752 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
754 * expr.h (safe_from_p): Likewise.
755 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
757 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
758 zero_sized_type, goa_lhs_expr_p): Likewise.
759 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
760 * rtl.h (print_rtl_with_bb): Likewise.
761 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
762 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
763 * tree-flow-inline.h (bb_stmt_list): Constify.
764 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
766 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
767 const_first_stmt, const_last_stmt): New.
768 (block_may_fallthru, empty_block_p): Constify.
769 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
770 EXPR_ONLY_BODY): New.
771 (expr_first, expr_last, expr_only): Use macro for body.
772 (const_expr_first, const_expr_last, const_expr_only): New.
773 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
774 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
775 ctsi_prev, ctsi_stmt): New.
776 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
777 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
778 * tree-ssa-loop-niter.c (loop_only_exit_p,
779 derive_constant_upper_bound): Likewise.
780 * tree-ssa-phiopt.c (empty_block_p): Likewise.
781 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
782 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
783 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
784 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
785 * tree.c (get_type_static_bounds): Likewise.
786 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
787 (get_type_static_bounds): Constify.
789 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
792 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
793 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
794 (*<addsub><mode>3_cc_overflow): New.
795 (*add<mode>3_cconly_overflow): New.
796 (*sub<mode>3_cconly_overflow): New.
797 (*<addsub>si3_zext_cc_overflow): New.
798 * config/i386/predicates.md (fcmov_comparison_operator): Accept
799 CCCmode for LTU, GTU, LEU and GEU.
800 (ix86_comparison_operator): Likewise.
801 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
802 * config/i386/i386.c (put_condition_code): Support CCCmode.
803 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
804 or MINUS expressions.
806 2007-08-14 Andrew Pinski <pinskia@gmail.com>
809 * c-typeck.c (build_binary_op): Disallow vector float types with
810 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
812 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
814 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
815 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
816 (dep_def): New typedef.
817 (init_dep_1, sd_debug_dep): Declare functions.
818 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
819 (debug_dep_links): Remove.
820 (struct _deps_list): New field 'n_links'.
821 (DEPS_LIST_N_LINKS): New macro.
822 (FOR_EACH_DEP_LINK): Remove.
823 (create_deps_list, free_deps_list, delete_deps_list): Remove
825 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
826 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
827 (copy_deps_list_change_con, move_dep_link): Ditto.
828 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
829 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
831 (INSN_BACK_DEPS): Remove.
832 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
834 (INSN_DEP_COUNT): Remove.
835 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
836 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
837 Declare global variables.
838 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
839 (add_forw_dep, compute_forward_dependences): Remove declarations.
840 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
841 (add_back_forw_dep, delete_back_forw_dep): Ditto.
842 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
844 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
846 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
847 (sd_list_types_def): New typedef.
848 (sd_next_list): Declare function.
849 (struct _sd_iterator): New type.
850 (sd_iterator_def): New typedef.
851 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
853 (FOR_EACH_DEP): New cycle wrapper.
854 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
856 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
857 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
860 * sched-deps.c (init_dep_1): Make global.
861 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
863 (dump_dep): New static function.
864 (dump_dep_flags): New static variable.
865 (sd_debug_dep): New function.
866 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
868 (move_dep_link): Use remove_from_deps_list (), instead of
870 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
871 (dep_link_is_detached_p): New static function.
872 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
874 (dn_pool, dl_pool): New alloc_pools.
875 (dn_pool_diff, dl_pool_diff): New static variables.
876 (create_dep_node, delete_dep_node): New static function.
877 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
878 (deps_list_empty_p): Make it static. Use 'n_links' field.
879 (deps_pools_are_empty_p): New static function.
880 (alloc_deps_list, delete_deps_list): Remove.
881 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
882 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
883 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
884 (forward_dependency_cache): Remove.
885 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
886 'back' from the names. Change signature to use dep_t instead of
888 (add_back_dep): Ditto. Make global.
889 (check_dep_status): Rename to check_dep ().
890 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
892 (sd_finish_insn): Ditto.
893 (sd_find_dep_between_no_cache): New static function.
894 (sd_find_dep_between): New function.
895 (ask_dependency_caches, set_dependency_caches): New static functions.
896 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
897 (add_or_update_dep_1): Separate pieces of functionality into
898 ask_dependency_caches (), update_dependency_caches (),
899 change_spec_dep_to_hard (), update_dep ().
900 (get_back_and_forw_lists): New static function.
901 (sd_add_dep): Separate setting of dependency caches into
902 set_dependency_caches ().
903 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
905 (sd_delete_dep): Ditto.
906 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
907 (dump_lists): New static function.
908 (sd_debug_lists): New debug function.
909 (delete_all_dependences, fixup_sched_groups): Update to use
911 (sched_analyze_2): Create data-speculative dependency only if
912 data-speculation is enabled.
913 (sched_analyze_insn): If insn cannot be speculative, make all its
914 dependencies non-speculative.
915 (sched_analyze): Use sd_init_insn ().
916 (add_forw_dep, compute_forward_dependencies): Remove.
917 (delete_dep_nodes_in_back_deps): New static function.
918 (sched_free_deps): New function.
919 (init_dependency_caches): Init alloc_pools.
920 (extend_depedency_caches): Update after removing of
921 forward_dependency_cache.
922 (free_dependency_caches): Ditto. Free alloc_pools.
923 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
924 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
926 (add_back_forw_dep, delete_back_forw_dep): Ditto.
927 (add_dependence): Use init_dep ().
928 (get_dep_weak_1): New static function.
929 (get_dep_weak): Move logic to get_dep_weak_1 ().
930 (dump_ds): New static function moved from haifa-sched.c:
931 debug_spec_status ().
932 (debug_ds): New debug function.
933 (check_dep_status): Rename to check_dep (). Update to check whole
936 * haifa-sched.c (spec_info): Make global.
937 (added_recovery_block_p): Rename to
938 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
939 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
940 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
941 to use new interfaces.
942 (ok_for_early_queue_removal): Ditto.
943 (schedule_block): Initialize logical uids of insns emitted by the
945 (sched_init): Initialize new variable.
946 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
948 (extend_global): Initialize insn data.
949 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
950 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
952 (add_to_speculative_block): Update to use new interfaces.
953 (create_recovery_block): Set new variables.
954 (create_check_block_twin, fix_recovery_deps): Update to use new
956 (sched_insn_is_legitimate_for_speculation_p): New function.
957 (speculate_insn): Move checking logic to
958 sched_insn_is_legitimate_for_speculation_p ().
959 (sched_remove_insn): Finalize sched-deps information of instruction.
960 (clear_priorities, add_jump_dependencies): Update to use new
962 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
964 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
965 to use new interfaces.
966 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
967 (new_ready): Try to use control speculation only if it is available.
968 (add_branch_dependences): Update to use new interfaces.
969 (compute_block_backward_dependences): Rename to
970 compute_block_dependences (). Call
971 targetm.sched.dependencies_evaluation_hook ().
972 (free_block_dependencies): New static function.
973 (debug_dependencies): Update to use new interfaces.
974 (schedule_region): Remove separate computation of forward dependencies.
975 Move call of targetm.sched.dependencies_evaluation_hook () to
976 compute_block_dependences (). Free dependencies at the end of
977 scheduling the region.
979 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
981 (add_deps_for_risky_insns): Ditto.
982 (schedule_ebb): Remove separate computation of forward dependencies.
983 Free dependencies at the end of scheduling the ebb.
985 * ddg.c (create_ddg_dependence): Update to use new interfaces.
986 (build_intra_loop_deps): Ditto. Remove separate computation of forward
987 dependencies. Free sched-deps dependencies.
989 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
990 to use new interfaces.
991 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
993 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
995 (is_costly_group): Ditto.
997 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
999 * alias.c (rtx_equal_for_memref_p): Constify.
1000 * basic-block.h (const_edge, const_basic_block): New.
1001 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1002 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1003 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1004 probably_never_executed_bb_p, edge_probability_reliable_p,
1005 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1006 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1008 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1009 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1011 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1012 flow_nodes_print, dfs_enumerate_from): Likewise.
1013 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1014 control_flow_insn_p, count_basic_blocks): Likewise.
1015 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1016 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1017 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1018 average_num_loop_insns, loop_exit_edge_p,
1019 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1020 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1021 average_num_loop_insns, seq_cost): Likewise.
1022 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1023 * dominance.c (dominated_by_p): Likewise.
1024 * emit-rtl.c (validate_subreg): Likewise.
1025 * except.c (can_throw_internal, can_throw_external): Likewise.
1026 * except.h (can_throw_internal, can_throw_external): Likewise.
1027 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1028 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1029 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1030 simple_mem, store_ops_ok, load_kills_store, find_loads,
1031 store_killed_in_insn, store_killed_after, store_killed_before,
1032 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1034 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1035 noce_mem_write_may_trap_or_fault_p): Likewise.
1036 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1038 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1040 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1041 probably_cold_bb_p, probably_never_executed_bb_p,
1042 edge_probability_reliable_p, br_prob_note_reliable_p,
1043 can_predict_insn_p): Likewise.
1044 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1045 * resource.c (return_insn_p): Likewise.
1046 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1048 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1049 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1050 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1051 verify_gimple_modify_stmt): Likewise.
1052 * tree-chrec.c (is_not_constant_evolution,
1053 is_multivariate_chrec_rec, is_multivariate_chrec,
1054 chrec_contains_symbols, chrec_contains_undetermined,
1055 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1056 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1057 eq_evolutions_p, scev_direction): Likewise.
1058 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1059 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1060 chrec_contains_symbols_defined_in_loop,
1061 chrec_contains_undetermined, tree_contains_chrecs,
1062 evolution_function_is_affine_multivariate_p,
1063 evolution_function_is_univariate_p, chrec_zerop,
1064 evolution_function_is_constant_p, evolution_function_is_affine_p,
1065 evolution_function_is_affine_or_constant_p,
1066 tree_does_not_contain_chrecs, chrec_type): Likewise.
1067 * tree-data-ref.c (tree_fold_divides_p,
1068 object_address_invariant_in_loop_p, dr_may_alias_p,
1069 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1070 same_access_functions, constant_access_functions,
1071 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1073 * tree-flow.h (scev_direction): Likewise.
1074 * tree-gimple.c (is_gimple_stmt): Likewise.
1075 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1077 * tree-pretty-print.c (op_prio): Likewise.
1078 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1079 analyzable_condition, backedge_phi_arg_p): Likewise.
1080 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1081 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1082 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1085 2007-08-13 Dan Hipschman <dsh@google.com>
1088 * c-format.c (check_format_arg): Move check for zero-length
1089 format strings below the check for unterminated strings.
1091 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1094 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1097 2007-08-13 Nick Clifton <nickc@redhat.com>
1099 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1101 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1104 * c-format.c (gcc_gfc_length_specs): New array.
1105 (gcc_gfc_char_table): Add unsigned specifier, and references to
1106 the l length modifier.
1107 (format_types_orig): Use the new gcc_gfc_length_specs.
1109 2007-08-12 Sa Liu <saliu@de.ibm.com>
1111 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1112 and with REG_RETVAL note after split.
1114 2007-08-11 David Daney <ddaney@avtrex.com>
1116 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1117 as ATTRIBUTE_UNUSED.
1119 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1120 Segher Boessenkool <segher@kernel.crashing.org>
1122 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1123 HAVE_LOCAL_CPU_DETECT not defined.
1125 2007-08-11 Jan Hubicka <jh@suse.cz>
1127 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1128 (cgraph_process_new_functions): Honor previous value of
1129 disregard_inline_limits.
1130 * ipa-inline.c (compute_inline_parameters): Likewise.
1132 2007-08-11 Ian Lance Taylor <iant@google.com>
1134 * alias.h (alias_set_type): Define new type.
1135 (ALIAS_SET_MEMORY_BARRIER): Use it.
1136 * rtl.h: Include alias.h.
1137 (struct mem_attrs): Use alias_set_type.
1138 * tree.h: Include alias.h
1139 (struct tree_type): Use alias_set_type.
1140 (struct tree_struct_field_tag): Likewise.
1141 (struct tree_decl_common): Likewise.
1142 * alias.c (struct alias_set_entry): Use alias_set_type.
1143 (get_alias_set_entry, alias_set_subset_of): Likewise.
1144 (alias_sets_conflict_p): Likewise.
1145 (alias_sets_must_conflict_p): Likewise.
1146 (objects_must_conflict_p): Likewise.
1147 (get_alias_set, new_alias_set): Likewise.
1148 (record_alias_subset, record_component_aliases): Likewise.
1149 (varargs_set, frame_set): Change to alias_set_type.
1150 (get_varargs_alias_set): Use alias_set_type.
1151 (get_frame_alias_set): Likewise.
1152 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1153 * dse.c (struct store_info): Use alias_set_type.
1154 (struct read_info, struct clear_alias_mode_holder): Likewise.
1155 (clear_alias_set_lookup, canon_address): Likewise.
1156 (record_store, check_mem_read_rtx): Likewise.
1157 (dse_record_singleton_alias_set): Likewise.
1158 (dse_invalidate_singleton_alias_set): Likewise.
1159 * emit-rtl.c (get_mem_attrs): Likewise.
1160 (set_mem_attributes_minus_bitpos): Likewise.
1161 (set_mem_alias_set): Likewise.
1162 * expr.c (store_constructor_field, store_field): Likewise.
1163 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1164 * langhooks.c (lhd_get_alias_set): Likewise.
1165 * langhooks-def.h (lhd_get_alias_set): Likewise.
1166 * reload1.c (alter_reg): Likewise.
1167 * tree-flow.h (struct fieldoff): Likewise.
1168 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1169 (may_alias_p, get_smt_for, create_sft): Likewise.
1170 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1171 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1172 (merge_smts_into): Likewise.
1173 * varasm.c (const_alias_set): Likewise.
1174 * c-common.c (strict_aliasing_warning): Likewise.
1175 (c_common_get_alias_set): Likewise.
1176 * dse.h (dse_record_singleton_alias_set): Update declaration.
1177 (dse_invalidate_singleton_alias_set): Likewise.
1178 * emit-rtl.h (set_mem_alias_set): Likewise.
1179 * c-common.h (c_common_get_alias_set): Likewise.
1180 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1181 * print-tree.c (print_node): Likewise.
1182 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1184 (alpha_setup_incoming_varargs): Use alias_set_type.
1185 * config/i386/i386.c (setup_incoming_varargs_64): Use
1187 (setup_incoming_varargs_ms_64): Likewise.
1188 (ix86_GOT_alias_set): Likewise.
1189 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1190 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1191 (set): Change to alias_set_type.
1192 (get_TOC_alias_set): Use alias_set_type.
1193 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1195 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1196 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1198 (struct_value_alias_set): Likewise.
1199 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1201 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1203 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1204 * config/vxworks.h (TARGET_VXWORKS): Override.
1205 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1206 "mips" if TARGET_VXWORKS.
1208 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1210 * calls.c (avoid_likely_spilled_reg): New function.
1211 (expand_call): Use it.
1213 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1215 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1217 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1219 * config/mips/predicates.md (const_call_insn_operand): Invoke
1220 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1222 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1225 * config/rs6000/driver-rs6000.c: Include link.h.
1226 Use ElfW instead of wordsize-specif typedef.
1228 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1230 * system.h (CONST_CAST): New.
1231 * c-decl.c (c_make_fname_decl): Use it.
1232 * c-lex.c (cb_ident, lex_string): Likewise.
1233 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1234 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1235 give_switch, set_multilib_dir): Likewise.
1236 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1237 * passes.c (execute_one_pass): Likewise.
1238 * prefix.c (update_path): Likewise.
1239 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1240 * tree.c (build_string): Likewise.
1242 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1244 * tree-flow-inline.h (is_exec_stmt): Remove.
1245 (is_label_stmt): Remove.
1246 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1249 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1251 * lower-subreg.c (resolve_shift_zext): Don't adjust
1252 src_reg_num for wordmode operands.
1254 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1255 David Ung <davidu@mips.com>
1257 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1258 (TARGET_SCHED_REORDER2): Define.
1259 (mips_maybe_swap_ready): New.
1260 (mips_last_74k_agen_insn): New.
1261 (mips_74k_agen_init): New.
1262 (mips_74k_agen_reorder): New function to group loads and stores
1264 (mips_sched_init): New.
1265 (mips_sched_reorder): Don't do initialization here. Call
1266 mips_74k_agen_reorder.
1267 (mips_variable_issue): Call mips_74k_agen_init.
1269 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1271 * tree-flow-inline.h (get_filename): Remove.
1273 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1275 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1277 (mips_fetch_insns): Delete in favor of...
1278 (mips_load_store_insns): ...this new function.
1279 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1280 to say whether multiword moves _might_ be split.
1281 (mips_fetch_insns): Delete in favor of...
1282 (mips_load_store_insns): ...this new function.
1283 (mips_rtx_costs): Update the call to mips_address_insns.
1284 (mips_address_cost): Likewise.
1285 * config/mips/mips.md (length): Use mips_load_store_insns instead
1286 of mips_fetch_insns.
1287 * config/mips/constraints.md (R): Use mips_address_insns rather
1288 than mips_fetch_insns. Assume that the move never needs to be split.
1290 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1292 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1293 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1294 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1295 * config/mips/mips.h (mips16_hard_float): Delete.
1296 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1297 definitions, and replace with....
1298 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1299 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1300 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1301 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1302 (override_options): Replace MASK_SOFT_FLOAT references with
1303 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1304 and mips16_hard_float when TARGET_MIPS16.
1306 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1309 * c-typeck.c (build_binary_op): Check for non pointer types before
1310 calling int_fits_type_p.
1312 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1315 * fold-const.c (omit_one_operand): Return only the ommitted expression
1316 if the result is an empty statement.
1317 (pedantic_omit_one_operand): Likewise.
1319 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1321 * c-typeck.c (readonly_error): Improve error for assignment.
1323 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1325 (pp_c_expression): Ditto.
1327 2007-08-09 Simon Baldwin <simonb@google.com>
1329 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1330 break that was preventing simplify_associative_operation() for xor.
1332 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1333 Nigel Stephens <nigel@mips.com>
1335 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1336 Document change in interpretation of value from boolean to
1338 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1339 ffs and ctz using clz.
1340 (expand_unop): Call them.
1341 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1343 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1344 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1345 enable the new ffs expansion on this target.
1347 2007-08-09 Jan Hubicka <jh@suse.cz>
1349 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1350 (expand_ternary_op): Likewise.
1351 (expand_vec_shift_expr): Likewise.
1352 (expand_binop_directly): Likewise.
1353 (expand_binop): Likewise.
1354 (sign_expand_binop): Likewise.
1355 (expand_twoval_unop): Likewise.
1356 (expand_twoval_binop): Likewise.
1357 (expand_twoval_binop_libfunc): Likewise.
1358 (widen_clz): Likewise.
1359 (widen_bswap): Likewise.
1360 (expand_parity): Likewise.
1361 (expand_unop): Likewise.
1362 (expand_abs_nojump): Likewise.
1363 (expand_copysign): Likewise.
1364 (emit_no_conflict_block): Likewise.
1365 (emit_libcall_block): Likewise.
1366 (can_compare_p): Likewise.
1367 (prepare_cmp_insn): Likewise.
1368 (emit_cmp_and_jump_insn_1): Likewise.
1369 (prepare_float_lib_cmp): Likewise.
1370 (emit_conditional_add): Likewise.
1371 (gen_add2_insn): Likewise.
1372 (have_add2_insn): Likewise.
1373 (gen_sub2_insn): Likewise.
1374 (have_sub2_insn): Likewise.
1375 (can_extend_p): Likewise.
1376 (can_fix_p): Likewise.
1377 (can_float_p): Likewise.
1378 (expand_float): Likewise.
1379 (expand_fix): Likewise.
1380 (expand_sfix_optab): Likewise.
1381 (new_optab): Likewise.
1382 (new_convert_optab): Likewise.
1383 (init_libfuncs): Likewise.
1384 (init_interclass_conv_libfuncs): Likewise.
1385 (init_intraclass_conv_libfuncs): Likewise.
1386 (set_conv_libfunc): Likewise.
1387 (init_optabs): Likewise.
1388 (debug_optab_libfuncs): Likewise.
1389 (gen_cond_trap): Likewise.
1390 * optabs.h (optab_handler, convert_optab_hanlder): New.
1391 * genopinit.c: Update optabs generation table.
1392 * reload.c (find_reloads_address_1): Use optabs accestors.
1393 * builtins.c (expand_builtin_mathfn): Likewise.
1394 (expand_builtin_mathfn_2): Likewise.
1395 (expand_builtin_mathfn_3): Likewise.
1396 (expand_builtin_interclass_mathfn): Likewise.
1397 (expand_builtin_sincos): Likewise.
1398 (expand_builtin_cexpi): Likewise.
1399 (expand_builtin_powi): Likewise.
1400 (expand_builtin_strlen): Likewise.
1401 * dojump.c (do_jump): Likewise.
1402 * expr.c (convert_move): Likewise.
1403 (move_by_pieces): Likewise.
1404 (move_by_pieces_ninsns): Likewise.
1405 (can_store_by_pieces): Likewise.
1406 (store_by_pieces_1): Likewise.
1407 (emit_move_via_integer): Likewise.
1408 (emit_move_complex): Likewise.
1409 (emit_move_ccmode): Likewise.
1410 (emit_move_insn_1): Likewise.
1411 (emit_single_push_insn): Likewise.
1412 (store_constructor): Likewise.
1413 (expand_expr_real_1): Likewise.
1414 (do_store_flag): Likewise.
1415 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1416 (enumerate_modes): Likewise.
1417 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1418 (supportable_widening_operation): Likewise.
1419 (supportable_narrowing_operation): Likewise.
1420 * expmed.c (store_bit_field_1): Likewise.
1421 (extract_bit_field_1): Likewise.
1422 (expand_mult_highpart_optab): Likewise.
1423 (expand_smod_pow2): Likewise.
1424 (expand_divmod): Likewise.
1425 (emit_store_flag): Likewise.
1426 * tree-vect-patterns.c
1427 (vect_pattern_recog_1): Likewise.
1428 * tree-ssa-loop-prefetch.c
1429 (nontemporal_store_p): Likewise.
1430 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1431 (vect_create_epilog_for_reduction): Likewise.
1432 (vectorizable_reduction): Likewise.
1433 (vectorizable_operation): Likewise.
1434 (vect_strided_store_supported): Likewise.
1435 (vectorizable_store): Likewise.
1436 (vect_strided_load_supported): Likewise.
1437 (vectorizable_load): Likewise.
1438 * combine.c (simplify_comparison): Likewise.
1439 * tree-vect-generic.c
1440 (type_for_widest_vector_mode): Likewise.
1441 (expand_vector_operations_1): Likewise.
1442 * config/spu/spu.c (spu_expand_mov): Likewise.
1443 (spu_emit_vector_compare): Likewise.
1444 * config/rs6000/rs6000.c
1445 (rs6000_emit_vector_compare): Likewise.
1446 * stmt.c (add_case_node): Likewise.
1447 * reload1.c (gen_reload):
1449 2007-08-09 Michael Matz <matz@suse.de>
1451 * tree.h (fixed_zerop): Declare as taking a const_tree.
1452 * tree.c (fixed_zerop): Take a const_tree.
1454 2007-08-09 Ira Rosen <irar@il.ibm.com>
1456 * tree-vect-transform.c (vectorizable_store): Remove call to
1457 copy_virtual_operands() and call mark_symbols_for_renaming() for
1458 the created vector store.
1459 (vect_setup_realignment): Don't call copy_virtual_operands() and
1460 update_vuses_to_preheader().
1461 (vectorizable_load): Don't call copy_virtual_operands().
1462 (update_vuses_to_preheader): Remove.
1464 2007-08-08 Chao-ying Fu <fu@mips.com>
1466 * tree.def (FIXED_POINT_TYPE): New type.
1467 (FIXED_CST): New constant.
1468 (FIXED_CONVERT_EXPR): New expr.
1469 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1470 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1471 * tree.h (struct tree_base): Add saturating_flag.
1472 Remove one bit of spare for saturating_flag.
1473 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1474 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1475 FIXED_POINT_TYPE_P): Define.
1476 (TYPE_SATURATING): Define.
1477 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1478 (struct tree_fixed_cst): New.
1479 (TYPE_IBIT, TYPE_FBIT): Define.
1480 (tree_node): Add fixed_cst.
1481 (enum tree_index): Add new enumeration values of
1482 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1483 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1484 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1485 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1486 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1487 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1488 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1489 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1490 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1491 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1492 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1493 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1494 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1495 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1496 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1497 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1498 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1499 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1500 (sat_short_fract_type_node, sat_fract_type_node,
1501 sat_long_fract_type_node, sat_long_long_fract_type_node,
1502 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1503 sat_unsigned_long_fract_type_node,
1504 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1505 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1506 unsigned_short_fract_type_node, unsigned_fract_type_node,
1507 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1508 sat_short_accum_type_node, sat_accum_type_node,
1509 sat_long_accum_type_node, sat_long_long_accum_type_node,
1510 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1511 sat_unsigned_long_accum_type_node,
1512 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1513 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1514 unsigned_short_accum_type_node, unsigned_accum_type_node,
1515 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1516 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1517 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1518 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1519 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1520 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1521 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1522 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1523 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1524 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1525 sat_uda_type_node, sat_uta_type_node): New macro.
1526 (make_fract_type, make_accum_type): Declare.
1527 (make_signed_fract_type, make_unsigned_fract_type,
1528 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1529 make_signed_accum_type, make_unsigned_accum_type,
1530 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1531 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1532 make_or_reuse_sat_signed_fract_type,
1533 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1534 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1535 make_or_reuse_sat_unsigned_accum_type): New macro.
1536 (fixed_zerop): Declare.
1537 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1538 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1539 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1540 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1541 * treestruct.def: Add TS_FIXED_CST.
1542 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1544 (tree-dump.o): Likewise.
1545 (print-tree.o): Likewise.
1546 (tree-pretty-print.o): Likewise.
1547 (fold-const.o): Likewise.
1548 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1549 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1550 (is_gimple_min_invariant): Handle FIXED_CST.
1551 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1552 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1553 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1554 (layout_type): Handle FIXED_POINT_TYPE.
1555 (make_fract_type, make_accum_type): New functions.
1556 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1557 * tree-dump.c (fixed-value.h): New include.
1558 (dump_fixed): New function.
1559 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1560 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1561 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1562 * tree-pretty-print.c (fixed-value.h): New include.
1563 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1565 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1566 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1567 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1568 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1569 for non-saturating fixed-point types.
1570 (reassociate_bb): Likewise.
1571 * emit-rtl.c (fixed-value.h): New include.
1572 (fconst0, fconst1): New array.
1573 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1574 * tree-vect-generic.c expand_vector_operation): Support
1575 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1577 (type_for_widest_vector_mode): Add one parameter for the
1579 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1581 Pass the satp parameter to type_for_mode for fixed-point types.
1582 (expand_vector_operations_1): Pass the saturating flag to
1583 type_for_widest_vector_mode.
1584 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1585 and MODE_VECTOR_UACCUM.
1586 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1587 (vectorizable_condition): Likewise.
1588 * tree.c (fixed-value.h): New include.
1589 (tree_code_size): Support FIXED_CST.
1590 (build_fixed): New function.
1591 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1592 (fixed_zerop): New function.
1593 (tree_node_structure): Support FIXED_CST.
1594 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1595 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1596 (type_hash_eq): Handle FIXED_POINT_TYPE.
1597 (simple_cst_equal): Support FIXED_CST.
1598 (iterative_hash_expr): Handle FIXED_CST.
1599 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1600 (get_narrower): Likewise.
1601 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1602 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1603 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1604 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1606 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1607 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1608 (initializer_zerop): Support FIXED_CST.
1609 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1610 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1611 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1612 (is_base_type): Handle FIXED_POINT_TYPE.
1613 (add_type_attribute): Handle FIXED_POINT_TYPE.
1614 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1615 * print-tree.c (fixed-value.h): New include.
1616 (print_node_brief): Support FIXED_CST.
1617 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1618 * c-pretty-print.c (fixed-value.h): New include.
1619 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1620 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1621 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1622 Support fixed-point types for inner items in VECTOR_TYPE.
1623 (pp_c_direct_declarator): Likewise.
1624 (pp_c_declarator): Likewise.
1625 (pp_c_fixed_constant): New function.
1626 (pp_c_constant): Handle FIXED_CST.
1627 (pp_c_primary_expression): Likewise.
1628 (pp_c_expression): Likewise.
1629 * fold-const.c (fixed-value.h): New include.
1630 (negate_expr_p): Return true for FIXED_CST.
1631 (fold_negate_expr): Support FIXED_CST.
1632 (split_tree): Support FIXED_CST.
1633 (const_binop): Support FIXED_CST.
1634 (fold_convert_const_int_from_fixed): New function to convert from
1636 (fold_convert_const_real_from_fixed): New function to convert from
1638 (fold_convert_const_fixed_from_fixed): New function to convert from
1639 fixed to another fixed.
1640 (fold_convert_const_fixed_from_int): New function to convert from
1642 (fold_convert_const_fixed_from_real): New function to convert from
1644 (fold_convert_const): Support conversions from fixed to int, from
1645 fixed to real, from fixed to fixed, from int to fixed, and from real
1647 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1648 (operand_equal_p): Support FIXED_CST.
1649 (make_range): For fixed-point modes, we need to pass the
1650 saturating flag as the 2nd parameter.
1651 (tree_swap_operands_p): Handle FIXED_CST.
1652 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1654 (fold_unary): Support FIXED_CONVERT_EXPR.
1655 (fold_binary): Handle FIXED_CST.
1656 Make sure the type is not saturating, before associating operations.
1657 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1658 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1659 (fold_negate_const): Support FIXED_CST.
1660 (fold_relational_const): Support FIXED_CST.
1661 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1662 (gimplify_expr): Handle FIXED_CST.
1663 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1664 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1665 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1666 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1667 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1668 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1669 LONG_LONG_ACCUM_TYPE_SIZE.
1670 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1671 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1672 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1673 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1674 MODE_ACCUM, and MODE_UACCUM.
1675 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1676 fixed-point types to disable reduction.
1677 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1679 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1681 * config/rs6000/x-rs6000: New file.
1682 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1683 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1684 (EXTRA_SPEC_FUNCTIONS): Define.
1685 (HAVE_LOCAL_CPU_DETECT): Define.
1686 (CC1_CPU_SPEC): Define.
1687 * config/rs6000/driver-rs6000.c: New file.
1688 * config/rs6000/aix.h (CC1_SPEC): Define.
1689 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1690 * config.host: Add x-rs6000 to host_xmake_file if host and target
1691 are rs6000 or powerpc.
1693 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1695 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1697 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1698 Sandra Loosemore <sandra@codesourcery.com>
1699 Chao-ying Fu <fu@mips.com>
1700 Nigel Stephens <nigel@mips.com>
1701 David Ung <davidu@mips.com>
1703 * doc/invoke.texi (-mcode-readable): Document.
1704 * config/mips/mips.opt (mcode-readable): New option.
1705 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1706 * config/mips/mips.h (mips_code_readable_setting): New enum.
1707 (mips_code_readable): Declare.
1708 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1709 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1710 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1711 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1712 boiler-plate comments.
1713 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1714 * config/mips/mips.c (mips_code_readable): New variable.
1715 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1716 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1717 context and -mcode-readable setting to restrict the use of
1718 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1719 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1720 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1721 (mips_blocks_for_constant_p): Only return false for
1722 TARGET_MIPS16_PCREL_LOADS.
1723 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1724 for MIPS16. Handle SYMBOL_32_HIGH.
1725 (mips_const_insns): Allow HIGHs for MIPS16 too.
1726 (mips_unspec_address_offset): New function, split out from...
1727 (mips_unspec_address): ...here.
1728 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1729 16-bit symbolic constants. Assert approropiate conditions for
1730 using the "la" and "dla" macros.
1731 (mips_handle_option): Handle -mcode-readable=.
1732 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1733 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1734 (mips_strip_unspec_address): New function, split out from...
1735 (print_operand_reloc): ...here.
1736 (print_operand): Pass constants through mips_strip_unspec_address.
1737 (print_operand_address): Likewise.
1738 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1739 (mips_select_rtx_section): Remove MIPS16 handling.
1740 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1741 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1742 (mips16_lay_out_constants): Do nothing unless
1743 TARGET_MIPS16_PCREL_LOADS.
1744 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1745 * config/mips/mips.md: Split HIGHs for MIPS16.
1746 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1748 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1750 * config/mips/mips-protos.h (mips_emit_move): Declare.
1751 * config/mips/mips.c (mips_emit_move): New function.
1752 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1753 (mips_legitimize_const_move): Likewise.
1754 (mips_legitimize_move): Likewise.
1755 (mips_split_64bit_move): Likewise.
1756 (mips_restore_gp): Likewise.
1757 (mips_load_call_address): Likewise.
1758 (mips_emit_fcc_reload): Likewise.
1759 (mips_set_return_address): Likewise.
1760 (mips_block_move_straight): Likewise.
1761 (mips_block_move_loop): Likewise.
1762 (mips_setup_incoming_varargs): Likewise.
1763 (mips_save_reg): Likewise.
1764 (mips_expand_prologue): Likewise.
1765 (mips_restore_reg): Likewise.
1766 (mips_expand_epilogue): Likewise.
1767 (mips_output_mi_thunk): Likewise.
1768 (build_mips16_call_stub): Likewise.
1769 (mips_builtin_branch_and_move): Likewise.
1770 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1771 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1772 (fixuns_truncdfdi2): Likewise.
1773 (fixuns_truncsfsi2): Likewise.
1774 (fixuns_truncsfdi2): Likewise.
1775 (loadgp_absolute): Likewise.
1776 (builtin_setjmp_setup): Likewise.
1777 (builtin_longjmp): Likewise.
1778 (untyped_call): Likewise.
1780 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1782 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1783 an "rtx *" argument. Return a bool.
1784 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1785 values and return true if they can be split. Take the same kind of
1786 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1787 and store the lo_sum there if nonnull. Use the symbol type to
1788 determine whether a $gp or HIGH is needed.
1789 (mips_legitimize_address): Update call to mips_split_symbol and
1790 simplify accordingly.
1791 (mips_legitimize_const_move): Likewise.
1792 * config/mips/mips.md: In the combine define_split,
1793 check mips_split_symbol instead of splittable_symbolic_operand.
1794 Update use of mips_split_symbol in the generator code.
1795 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1797 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1799 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1800 (mips_symbol_insns_1): New function, split out from...
1801 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1802 and stores separately from load addresses.
1803 (mips_classify_address): Replace uses of mips_symbolic_address_p
1804 with uses of mips_symbol_insns.
1805 (mips_address_insns): Update calls to mips_symbol_insns.
1806 (mips_const_insns): Likewise.
1807 (mips_legitimize_address): Likewise.
1809 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1811 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1812 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1813 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1814 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1815 non-call contexts if TARGET_MIPS16.
1816 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1817 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1818 code for SYMBOL_ABSOLUTE.
1819 (mips_symbol_insns): Likewise.
1821 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1823 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1824 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1825 (mips_symbolic_constant_p): Likewise. Update the call to
1826 mips_classify_symbol.
1827 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1828 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1829 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1830 (print_operand_reloc): Add a context argument. Update the call to
1831 mips_symbolic_constant_p.
1832 (print_operand): Update the calls to print_operand_reloc.
1833 (print_operand_address): Use print_operand_reloc rather than
1835 (mips_rewrite_small_data_p): Add a context argument. Update the call
1836 to mips_symbolic_constant_p.
1837 (mips_small_data_pattern_1): Make DATA the containing mem.
1838 Update the call to mips_rewrite_small_data_p.
1839 (mips_rewrite_small_data_1): Likewise.
1840 (mips_use_anchors_for_symbol_p): Update the call to
1841 mips_symbolic_constant_p.
1842 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1843 (splittable_symbolic_operand): Likewise.
1844 (move_operand): Likewise.
1845 (absolute_symbolic_operand): Likewise.
1846 (got_disp_operand): Likewise.
1847 (got_page_ofst_operand): Likewise.
1849 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1851 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1852 (SYMBOL_ABSOLUTE): ...this.
1853 (SYMBOL_SMALL_DATA): Rename to...
1854 (SYMBOL_GP_RELATIVE): ...this.
1855 (SYMBOL_CONSTANT_POOL): Rename to...
1856 (SYMBOL_PC_RELATIVE): ...this.
1857 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1858 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1859 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1860 after above changes.
1861 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1862 (general_symbolic_operand): Rename to...
1863 (absolute_symbolic_operand): ...this.
1864 * config/mips/mips.md: Update after above changes.
1866 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1867 Revital Eres <eres@il.ibm.com>
1869 * ddg.c (print_ddg): Add dump information.
1870 * modulo-sched.c (print_node_sched_params): Add parameter and
1872 (calculate_maxii): Remove function.
1873 (undo_generate_reg_moves): Likewise.
1874 (undo_permute_partial_schedule): Likewise.
1875 (kernel_number_of_cycles): Likewise.
1876 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1877 (sms_schedule): Use it. Remove profitability checks.
1878 (sms_schedule_by_order): Fix order of nodes within the cycle.
1880 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1882 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1883 -profile option, add pie support.
1884 (ENDFILE_SPEC): New spec.
1885 * config/gnu.h (LIB_SPEC): Add -profile option.
1887 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1889 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1890 * config/gnu.h (LIB_SPEC): Likewise.
1892 2007-08-07 Yaz Saito <saito@google.com>
1893 Ian Lance Taylor <iant@google.com>
1895 * common.opt (finstrument-functions-exclude-function-list): New
1897 (finstrument-functions-exclude-file-list): New option.
1898 * opts.c (char_p): Define and DEF_VEC.
1899 (flag_instrument_functions_exclude_functions): New static
1901 (flag_instrument_functions_exclude_files): New static variable.
1902 (add_instrument_functions_exclude_list): New static function.
1903 (flag_instrument_functions_exclude_p): New function.
1904 (common_handle_option): Handle new options.
1905 * flags.h (flag_instrument_functions_exclude_p): Declare.
1906 * gimplify.c (gimplify_function_tree): Call
1907 flag_instrument_functions_exclude_p.
1908 * doc/invoke.texi (Option Summary): Mention new options.
1909 (Code Gen Options): Document new options.
1911 2007-08-07 Ian Lance Taylor <iant@google.com>
1913 PR rtl-optimization/32776
1914 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1915 (resolve_use): Likewise.
1916 (decompose_multiword_subregs): Remove "changed" local variable.
1918 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1920 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1921 * configure: Regenerate.
1922 * config.in: Regenerate.
1923 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1926 2007-08-07 Ian Lance Taylor <iant@google.com>
1928 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1929 note, just delete the insn.
1931 2007-08-07 Andreas Schwab <schwab@suse.de>
1934 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1937 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1939 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1940 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1941 (decompose_multiword_subregs): Use the functions above to decompose
1942 multiword shifts and zero-extends.
1944 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1946 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1947 "assemble" descriptions which were swapped.
1949 2007-08-06 Chao-ying Fu <fu@mips.com>
1951 * fixed-value.h: New file.
1952 * fixed-value.c: New file.
1953 * Makefile.in (OBJS-common): Add fixed-value.o.
1954 (fixed-value.o): New rule.
1955 (GTFILES): Add fixed-value.h.
1956 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1957 to compare a.low and b.low.
1958 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1960 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1961 Daniel Jacobowitz <dan@codesourcery.com>
1964 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1966 (x86_64-*-netbsd*): Likewise.
1967 (x86_64-*-linux*): Likewise.
1968 (x86_64-*-kfreebsd*-gnu): Likewise.
1969 (x86_64-*-knetbsd*-gnu): Likewise.
1970 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1972 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1974 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1975 Add -fno-asynchronous-unwind-tables.
1977 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1978 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1979 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1980 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1981 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1983 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1985 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1986 (TARGET_C_MODE_FOR_SUFFIX): New.
1988 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1990 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1992 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1994 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1996 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1998 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1999 before checking function returns in conditional expressions.
2001 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2004 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2006 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2009 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2010 for INTEGRAL_TYPE_P.
2012 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2014 * configure.ac: Remove --enable-checking=df from default settings.
2015 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2016 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2017 if the parameter is true.
2018 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2019 DF_VERIFY_SCHEDULED flag is true.
2020 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2021 (df_finish_pass): Adjust prototype.
2022 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2025 * see.c (pass_see): Add TODO_df_verify.
2026 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2027 * global.c (rest_of_handle_global_alloc): Schedule verification
2029 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2031 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2032 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2033 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2035 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2036 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2037 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2039 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2040 Revital Eres <eres@il.ibm.com>
2042 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2044 * ddg.c (create_ddg_dependence): Rename to...
2045 (create_ddg_dep_from_intra_loop_link): This. Do not check
2046 for interloop edges. Do not create anti dependence edge when
2047 a true dependence edge exists in the opposite direction and
2048 -fmodulo-sched-allow-regmoves is set.
2049 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2050 (add_cross_iteration_register_deps): Create anti dependence edge
2051 when -fno-modulo-sched-allow-regmoves is set.
2052 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2054 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2056 * config/arm/arm.md (movsi): Add braces.
2058 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2061 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2062 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2064 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2066 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2068 * cfgloopmanip.c (remove_path, create_preheaders,
2069 force_single_succ_latches, fix_loop_structure): Ditto.
2070 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2071 tree_duplicate_loop_to_header_edge): Ditto.
2072 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2073 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2075 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2076 cleanup_tree_cfg): Ditto.
2077 * tree-cfg.c (tree_merge_blocks): Ditto.
2078 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2079 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2080 loop_preheader_edge, single_exit): Ditto.
2081 (flow_loops_find): Do not clear loops->state.
2082 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2083 loops_state_clear): New functions.
2085 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2088 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2089 when adding to the base and convert ELT to sizetype instead of type.
2091 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2094 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2095 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2097 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2100 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2101 correct type the negate expression.
2103 2007-08-03 Jan Hubicka <jh@suse.cz>
2105 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2108 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2110 * config/rs6000/rs6000.c (struct processor_cost): Change
2111 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2112 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2114 (rios1_costs, rios2_cost): Correct cache line size.
2115 (rs6000_override_options): Set l2-cache-size parameter.
2117 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2118 Diego Novillo <dnovillo@google.com>
2121 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2122 if the range includes 0.
2124 2007-08-03 Ben Elliston <bje@au.ibm.com>
2126 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2127 mode to unspec expressions to silence a warning from the generator
2130 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2132 * config/ia64/constraints.md ("U"): Make constraint vector only.
2134 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2137 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2138 always_inline attribute on the function decl.
2140 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2143 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2144 if we are compiling with -fPIC.
2146 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2147 Nigel Stephens <nigel@mips.com>
2149 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2150 Define for MIPS32 and MIPS64.
2152 2007-08-02 Nick Clifton <nickc@redhat.com>
2154 * config/host-hpux.c: Change copyright header to refer to version
2155 3 of the GNU General Public License and to point readers at the
2156 COPYING3 file and the FSF's license web page.
2157 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2158 config/alpha/linux.h, config/alpha/alpha.opt,
2159 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2160 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2161 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2162 config/alpha/alpha.h, config/alpha/sync.md,
2163 config/alpha/openbsd.h, config/alpha/alpha.md,
2164 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2165 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2166 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2167 config/alpha/constraints.md, config/alpha/osf.h,
2168 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2169 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2170 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2171 config/frv/frv-asm.h, config/frv/frv-protos.h,
2172 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2173 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2174 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2175 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2176 config/s390/s390.opt, config/s390/s390-modes.def,
2177 config/s390/fixdfdi.h, config/s390/constraints.md,
2178 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2179 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2180 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2181 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2182 config/m32c/prologue.md, config/m32c/m32c.abi,
2183 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2184 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2185 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2186 config/m32c/jump.md, config/m32c/shift.md,
2187 config/m32c/m32c-protos.h, config/libgloss.h,
2188 config/spu/spu-protos.h, config/spu/predicates.md,
2189 config/spu/spu-builtins.h, config/spu/spu.c,
2190 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2191 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2192 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2193 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2194 config/sparc/hypersparc.md, config/sparc/predicates.md,
2195 config/sparc/linux.h, config/sparc/sp64-elf.h,
2196 config/sparc/supersparc.md, config/sparc/cypress.md,
2197 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2198 config/sparc/niagara.md, config/sparc/sparc.md,
2199 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2200 config/sparc/sparc.opt, config/sparc/sync.md,
2201 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2202 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2203 config/sparc/sparc.c, config/sparc/little-endian.opt,
2204 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2205 config/sparc/linux64.h, config/sparc/freebsd.h,
2206 config/sparc/sol2.h, config/sparc/rtemself.h,
2207 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2208 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2209 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2210 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2211 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2212 config/m32r/linux.h, config/m32r/constraints.md,
2213 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2214 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2215 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2216 config/i386/i386.md, config/i386/netware-crt0.c,
2217 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2218 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2219 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2220 config/i386/sol2.h, config/i386/constraints.md,
2221 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2222 config/i386/predicates.md, config/i386/geode.md,
2223 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2224 config/i386/freebsd64.h, config/i386/vxworksae.h,
2225 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2226 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2227 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2228 config/i386/netware.h, config/i386/i386-modes.def,
2229 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2230 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2231 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2232 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2233 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2234 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2235 config/i386/xm-mingw32.h, config/i386/linux64.h,
2236 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2237 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2238 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2239 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2240 config/i386/cygwin2.c, config/i386/i386-protos.h,
2241 config/i386/sync.md, config/i386/openbsd.h,
2242 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2243 config/i386/nto.h, config/i386/biarch64.h,
2244 config/i386/i386-coff.h, config/i386/freebsd.h,
2245 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2246 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2247 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2248 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2249 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2250 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2251 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2252 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2253 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2254 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2255 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2256 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2257 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2258 config/sh/superh64.h, config/sh/rtemself.h,
2259 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2260 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2261 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2262 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2263 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2264 config/avr/predicates.md, config/avr/constraints.md,
2265 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2266 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2267 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2268 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2269 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2270 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2271 config/c4x/predicates.md, config/c4x/c4x.h,
2272 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2273 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2274 config/xtensa/linux.h, config/xtensa/xtensa.h,
2275 config/xtensa/elf.h, config/xtensa/xtensa.md,
2276 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2277 config/xtensa/xtensa-protos.h, config/dbx.h,
2278 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2279 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2280 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2281 config/host-solaris.c, config/fr30/fr30.h,
2282 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2283 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2284 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2285 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2286 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2287 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2288 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2289 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2290 config/cris/predicates.md, config/cris/linux.h,
2291 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2292 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2293 config/cris/aout.opt, config/cris/cris-protos.h,
2294 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2295 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2296 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2297 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2298 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2299 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2300 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2301 config/chorus.h, config/mn10300/mn10300.c,
2302 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2303 config/mn10300/mn10300.h, config/mn10300/linux.h,
2304 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2305 config/mn10300/mn10300.md, config/ia64/predicates.md,
2306 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2307 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2308 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2309 config/ia64/freebsd.h, config/ia64/ia64.md,
2310 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2311 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2312 config/gofast.h, config/rtems.h, config/sol2-10.h,
2313 config/m68k/predicates.md, config/m68k/m68k.md,
2314 config/m68k/linux.h, config/m68k/m68k-modes.def,
2315 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2316 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2317 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2318 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2319 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2320 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2321 config/m68k/constraints.md, config/m68k/rtemself.h,
2322 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2323 config/m68k/uclinux.h, config/rs6000/power4.md,
2324 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2325 config/rs6000/linux.h, config/rs6000/eabi.h,
2326 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2327 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2328 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2329 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2330 config/rs6000/windiss.h, config/rs6000/603.md,
2331 config/rs6000/aix41.h, config/rs6000/cell.md,
2332 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2333 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2334 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2335 config/rs6000/default64.h, config/rs6000/7xx.md,
2336 config/rs6000/darwin.opt, config/rs6000/spe.md,
2337 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2338 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2339 config/rs6000/7450.md, config/rs6000/linux64.h,
2340 config/rs6000/constraints.md, config/rs6000/440.md,
2341 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2342 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2343 config/rs6000/rs6000.h, config/rs6000/power6.md,
2344 config/rs6000/predicates.md, config/rs6000/altivec.md,
2345 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2346 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2347 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2348 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2349 config/rs6000/linux64.opt, config/rs6000/sync.md,
2350 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2351 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2352 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2353 config/rs6000/eabispe.h, config/rs6000/e500.h,
2354 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2355 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2356 config/rs6000/aix.h, config/rs6000/vxworks.h,
2357 config/rs6000/40x.md, config/rs6000/aix51.h,
2358 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2359 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2360 config/arc/arc.h, config/mcore/mcore-elf.h,
2361 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2362 config/mcore/mcore.md, config/mcore/mcore.c,
2363 config/mcore/mcore.opt, config/mcore/mcore.h,
2364 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2365 config/score/predicates.md, config/score/score-version.h,
2366 config/score/score-protos.h, config/score/misc.md,
2367 config/score/elf.h, config/score/score.c, config/score/mac.md,
2368 config/score/score7.md, config/score/score.h,
2369 config/score/score-conv.h, config/score/score-mdaux.c,
2370 config/score/score.md, config/score/score.opt,
2371 config/score/score-modes.def, config/score/score-mdaux.h,
2372 config/score/mul-div.S, config/arm/uclinux-elf.h,
2373 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2374 config/arm/symbian.h, config/arm/linux-elf.h,
2375 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2376 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2377 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2378 config/arm/strongarm-pe.h, config/arm/arm.h,
2379 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2380 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2381 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2382 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2383 config/arm/arm-cores.def, config/arm/arm-protos.h,
2384 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2385 config/arm/wince-pe.h, config/arm/neon.md,
2386 config/arm/constraints.md, config/arm/neon.ml,
2387 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2388 config/arm/arm.opt, config/arm/arm926ejs.md,
2389 config/arm/predicates.md, config/arm/iwmmxt.md,
2390 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2391 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2392 config/arm/neon-testgen.ml, config/arm/arm.md,
2393 config/arm/xscale-coff.h, config/arm/pe.c,
2394 config/arm/arm-generic.md, config/arm/pe.h,
2395 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2396 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2397 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2398 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2399 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2400 config/pa/predicates.md, config/pa/pa64-hpux.h,
2401 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2402 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2403 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2404 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2405 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2406 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2407 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2408 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2409 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2410 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2411 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2412 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2413 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2414 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2415 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2416 config/mips/linux64.h, config/mips/elforion.h,
2417 config/mips/constraints.md, config/mips/generic.md,
2418 config/mips/predicates.md, config/mips/4300.md,
2419 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2420 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2421 config/mips/5k.md, config/mips/vr4120-div.S,
2422 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2423 config/mips/mips-protos.h, config/mips/6000.md,
2424 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2425 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2426 config/mips/mips-modes.def, config/mips/vr.h,
2427 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2428 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2429 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2430 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2431 config/vax/openbsd1.h, config/vax/netbsd.h,
2432 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2433 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2434 config/h8300/rtems.h, config/h8300/predicates.md,
2435 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2436 config/h8300/h8300.md, config/h8300/h8300.opt,
2437 config/h8300/coff.h, config/h8300/h8300-protos.h,
2438 config/v850/v850.md, config/v850/predicates.md,
2439 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2440 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2441 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2442 config/mmix/mmix.h, config/mmix/predicates.md,
2443 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2444 config/mmix/mmix.c, config/mmix/mmix.opt,
2445 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2446 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2447 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2448 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2451 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2453 * emit-rtl.c (reset_used_decls): Rename to...
2454 (set_used_decls): ...this. Set the used flag rather than clearing it.
2455 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2456 DECL_RTLs rather than resetting them.
2458 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2460 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2462 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2464 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2465 argument to find_reloads_address.
2467 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2469 PR tree-optimization/32919
2470 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2471 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2472 (coalesce_ssa_name): Call it.
2474 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2475 David Ung <davidu@mips.com>
2477 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2478 (__mips16_unorddf2, __mips16_floatunsidf): New.
2479 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2481 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2483 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2485 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2486 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2487 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2488 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2489 * omp-low.c (get_ws_args_for, determine_parallel_type,
2490 expand_omp_for_generic, expand_omp_for_static_nochunk,
2491 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2492 Work with more precise CFG.
2493 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2494 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2496 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2497 * gimple-low.c (lower_stmt): Ditto.
2498 * tree-inline.c (estimate_num_insns_1): Ditto.
2499 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2500 (OMP_SECTIONS_SWITCH): New.
2501 * tree-cfgcleanup.c (cleanup_omp_return): New.
2502 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2503 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2504 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2505 (tree_redirect_edge_and_branch): Handle omp constructs.
2507 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2508 with three arguments.
2510 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2512 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2515 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2517 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2518 the loop structures may need fixing.
2519 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2521 (cleanup_tree_cfg_loop): Removed.
2522 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2523 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2524 instead of running cleanup_tree_cfg_loop.
2525 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2526 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2527 (tree_predictive_commoning): Declaration changed.
2528 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2530 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2532 * doc/invoke.texi (l1-cache-size): Update documentation.
2533 (l2-cache-size): Document.
2534 * params.h (L2_CACHE_SIZE): New macro.
2535 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2536 that L1_CACHE_SIZE is in kB now.
2537 (L2_CACHE_SIZE_BYTES): New macro.
2538 (tree_ssa_prefetch_arrays): Show size in kB.
2539 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2540 and l2_cache_size fields.
2541 * config/i386/driver-i386.c (describe_cache): Detect cache size
2543 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2544 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2545 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2546 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2547 (override_options): Set l1-cache-size and l2-cache-size to default
2548 values if not specified otherwise.
2549 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2550 (PARAM_L2_CACHE_SIZE): New.
2552 2007-08-01 Nigel Stephens <nigel@mips.com>
2553 David Ung <davidu@mips.com>
2554 Thiemo Seufer <ths@mips.com>
2555 Chris Dearman <chris@mips.com>
2556 Richard Sandiford <richard@codesourcery.com>
2558 * config.gcc (mips*-sde-elf*): New stanza.
2559 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2560 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2561 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2562 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2563 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2564 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2566 * config/mips/sde.h: New file.
2567 * config/mips/t-libgcc-mips16: Likewise.
2568 * config/mips/t-sde: Likewise.
2569 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2570 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2571 _MIPS_FPSET and _MIPS_SZINT.
2572 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2573 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2574 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2575 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2576 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2577 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2578 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2579 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2580 _MIPS_SZPTR and _MIPS_FPSET.
2581 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2582 architecture is specified.
2583 (MIPS_32BIT_OPTION_SPEC): New macro.
2585 2007-07-31 Dan Hipschman <dsh@google.com>
2587 * gcc.c (end_going_arg): New function.
2588 (do_spec_2): Use it.
2589 (do_spec_1): Use it.
2591 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2593 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2594 only if ENABLE_CHECKING is defined.
2596 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2598 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2599 df_ru_add_problem, df_ru_get_bb_info): Removed.
2600 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2601 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2602 df_ru_free_bb_info, df_ru_alloc,
2603 df_ru_bb_local_compute_process_def,
2604 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2605 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2606 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2607 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2608 df_ru_add_problem): Removed.
2610 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2613 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2614 (casesi32p, casesi64p): Likewise.
2615 (casesi): Adjust for above.
2617 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2619 * mode-switching.c (create_pre_exit): Don't search past calls.
2621 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2623 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2625 2007-07-31 Revital Eres <eres@il.ibm.com>
2627 * ddg.c (add_deps_for_def): Rename to...
2628 (add_cross_iteration_register_deps): This. Change implementation
2629 to use only reaching def and def-use chains to construct the
2630 inter loop dependencies.
2631 (add_deps_for_use): Remove function.
2632 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2633 function to build the inter loop dependencies.
2634 * modulo-sched.c (sms_schedule): Build only
2635 reaching def and def-use chains for the propose of the ddg
2638 2007-07-31 Julian Brown <julian@codesourcery.com>
2640 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2641 New define_insns. Use correct RTL.
2642 (vec_set<mode>): Write as expander.
2644 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2646 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2647 to an unallocated space.
2649 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2652 (split_constant_offset): Enable split_constant_offset to extract
2653 constants from other statements.
2654 * tree-vect-transform.c
2655 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2656 to a temp var. Force base_offset to be simple.
2658 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2660 * df-scan.c (df_scan_verify): Remove artificial limit on
2661 the number of blocks for verification.
2662 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2663 df_simulate_defs): Avoid unnecessary insn checking for defs.
2665 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2667 * config/m68k/lb1sf68.asm (FUNC): New macro.
2669 (__udivsi3): Likewise.
2670 (__divsi3): Likewise.
2671 (__umodsi3): Likewise.
2672 (__modsi3): Likewise.
2673 (__subdf3): Likewise.
2674 (__adddf3): Likewise.
2675 (__muldf3): Likewise.
2676 (__divdf3): Likewise.
2677 (__negdf2): Likewise.
2678 (__cmpdf2): Likewise.
2679 (__subsf3): Likewise.
2680 (__addsf3): Likewise.
2681 (__mulsf3): Likewise.
2682 (__divsf3): Likewise.
2683 (__negsf2): Likewise.
2684 (__cmpsf2): Likewise.
2685 (__eqdf2): Likewise.
2686 (__nedf2): Likewise.
2687 (__gtdf2): Likewise.
2688 (__gedf2): Likewise.
2689 (__ltdf2): Likewise.
2690 (__ledf2): Likewise.
2691 (__eqsf2): Likewise.
2692 (__nesf2): Likewise.
2693 (__gtsf2): Likewise.
2694 (__gesf2): Likewise.
2695 (__ltsf2): Likewise.
2696 (__lesf2): Likewise.
2698 2007-07-30 Ollie Wild <aaw@google.com>
2700 * c-ppoutput.c (print_lines_directives_only): New function.
2701 (scan_translation_unit_directives_only): New function.
2702 (preprocess_file): Add call to scan_translation_unit_directives_only.
2703 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2704 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2705 -fdirectives-only. Add errors for -fdirectives-only conflict with
2706 -Wunused-macros and -traditional.
2707 (finish_options): Add builtin macro initialization for
2708 -fdirectives-only + -fpreprocessed.
2709 * c.opt (fdirectives-only): New.
2710 * doc/cppopts.texi (fdirectives-only): New.
2712 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2714 * alias.c (record_set, memory_modified_1): Constify.
2715 * bt-load.c (note_btr_set): Likewise.
2716 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2717 * combine.c (set_nonzero_bits_and_sign_copies,
2718 expand_field_assignment, record_dead_and_set_regs_1,
2719 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2720 likely_spilled_retval_1): Likewise.
2721 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2722 frv_io_handle_set): Likewise.
2723 * config/mips/mips.c (mips_sim_record_set,
2724 vr4130_true_reg_dependence_p_1): Likewise.
2725 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2726 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2727 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2728 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2729 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2730 * ddg.c (mark_mem_store): Likewise.
2731 * df-problems.c (df_urec_mark_reg_change): Likewise.
2732 * function.c (update_epilogue_consts): Likewise.
2733 * gcse.c (record_set_info, record_last_set_info,
2734 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2735 reg_clear_last_set): Likewise.
2736 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2738 * jump.c (reversed_comparison_code_parts): Likewise.
2739 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2740 reg_is_set): Likewise.
2741 * loop-iv.c (mark_altered): Likewise.
2742 * mode-switching.c (reg_becomes_live): Likewise.
2743 * optabs.c (no_conflict_move_test): Likewise.
2744 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2746 * postreload.c (reload_combine_note_store, move2add_note_store):
2748 * regmove.c (flags_set_1): Likewise.
2749 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2751 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2753 * resource.c (update_live_status): Likewise.
2754 * rtl.h (set_of, note_stores): Likewise.
2755 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2756 note_stores, parms_set): Likewise.
2757 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2758 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2760 * var-tracking.c (count_stores, add_stores): Likewise.
2762 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2764 * alias.c (mems_in_disjoint_alias_sets_p,
2765 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2766 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2767 write_dependence_p, mems_in_disjoint_alias_sets_p,
2768 read_dependence, true_dependence, canon_true_dependence,
2769 anti_dependence, output_dependence): Constify.
2770 * combine.c (extended_count): Likewise.
2771 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2772 * cselib.c (get_value_hash, references_value_p,
2773 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2774 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2775 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2776 * function.c (contains, prologue_epilogue_contains,
2777 sibcall_epilogue_contains): Likewise.
2778 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2779 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2780 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2781 reg_or_subregno): Likewise.
2782 * recog.c (asm_noperands): Likewise.
2783 * reload1.c (function_invariant_p): Likewise.
2784 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2785 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2786 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2787 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2788 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2789 extended_count, prologue_epilogue_contains,
2790 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2791 canon_true_dependence, read_dependence, anti_dependence,
2792 output_dependence): Likewise.
2793 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2795 2007-07-30 Julian Brown <julian@codesourcery.com>
2797 * config/arm/neon.md (V_ext): New mode attribute.
2798 (neon_vget_lane<mode>): Replace with define_expand.
2799 (neon_vget_lane<mode>_sext_internal)
2800 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2801 and quad precision vectors.
2802 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2803 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2804 have typeless 32-bit result.
2806 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2809 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2811 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2812 use sizetype for rest.
2813 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2814 (aff_combination_convert): Don't convert rest for pointer types.
2816 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2818 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2820 * tree-ssa-alias.c: Add alloc-pool.h.
2821 (init_alias_info): Free alias_bitmap_obstack.
2822 (delete_alias_info): Call delete_mem_ref_stats.
2823 (get_mem_sym_stats_for): Use alloc_pool.
2824 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2825 (delete_mem_sym_stats): Removed.
2827 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2829 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2830 functions cannot be represented as classical distance vectors.
2832 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2834 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2835 * builtins.c (validate_arg, builtin_mathfn_code,
2836 validate_arglist): Likewise.
2837 * calls.c (call_expr_flags): Likewise.
2838 * combine.c (reg_nonzero_bits_for_combine,
2839 reg_num_sign_bit_copies_for_combine, get_last_value,
2840 reg_truncated_to_mode): Likewise.
2841 * emit-rtl.c (subreg_lowpart_p): Likewise.
2842 * expr.c (highest_pow2_factor_for_target,
2843 categorize_ctor_elements_1, categorize_ctor_elements,
2844 count_type_elements, contains_packed_reference,
2845 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2846 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2847 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2848 native_encode_int, native_encode_real, native_encode_complex,
2849 native_encode_vector, native_encode_expr, native_interpret_int,
2850 native_interpret_real, native_interpret_complex,
2851 native_interpret_vector, native_interpret_expr): Likewise.
2852 * function.c (use_register_for_decl): Likewise.
2853 * gimplify.c (get_name): Likewise.
2854 * langhooks-def.h (lhd_return_null_const_tree): New.
2855 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2856 * langhooks.c (lhd_return_null_const_tree): New.
2857 * langhooks.h (lang_get_callee_fndecl): Constify.
2858 * output.h (constructor_static_from_elts_p): Likewise.
2859 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2860 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2861 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2862 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2863 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2864 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2865 * rtlhooks-def.h (reg_nonzero_bits_general,
2866 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2868 * rtlhooks.c (reg_num_sign_bit_copies_general,
2869 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2871 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2872 * stor-layout.c (mode_for_size_tree): Likewise.
2873 * tree-ssa-loop-im.c (memref_eq): Likewise.
2874 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2875 * tree.c (contains_placeholder_p, type_list_equal,
2876 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2878 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2879 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2880 contains_placeholder_p, contains_packed_reference,
2881 get_callee_fndecl, operand_equal_for_phi_arg_p,
2882 warn_if_unused_value, is_body_block, native_encode_expr,
2883 native_interpret_expr, fold_convertible_p, operand_equal_p,
2884 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2885 validate_arglist, simple_cst_equal, type_list_equal,
2886 use_register_for_decl, call_expr_flags, get_name,
2887 highest_pow2_factor): Likewise.
2888 (const_call_expr_arg_iterator_d,
2889 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2890 first_const_call_expr_arg, more_const_call_expr_args_p,
2891 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2892 * varasm.c (constructor_static_from_elts_p): Constify.
2894 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2896 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2897 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2898 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2899 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2900 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2901 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2902 spelling conventions.
2903 * doc/invoke.texi: Follow spelling conventions.
2905 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2906 Revital Eres <eres@il.ibm.com>
2908 * modulo-sched.c (sms_schedule): Avoid loops which includes
2909 auto-increment instructions.
2911 2007-07-28 Richard Guenther <rguenther@suse.de>
2914 * fold-const.c (fold_cond_expr_with_comparison): Convert
2915 operand zero of MIN/MAX_EXPR to correct type.
2917 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2919 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2920 flags_from_decl_or_type): Constify.
2921 * gcc.c (do_spec_1): Likewise.
2922 * print-tree.c (dump_addr, print_node_brief): Likewise.
2923 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2924 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2925 tree_purge_all_dead_eh_edges): Likewise.
2926 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2927 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2929 * tree.c (expr_location, expr_has_location, expr_locus,
2930 expr_filename, expr_lineno, get_inner_array_type,
2931 fields_compatible_p): Likewise.
2932 * tree.h (get_inner_array_type, fields_compatible_p,
2933 expr_location, expr_has_location, expr_locus, expr_filename,
2934 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2935 setjmp_call_p, alloca_call_p): Likewise.
2937 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2939 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2940 TV_FLOW_INSENSITIVE.
2942 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2944 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2945 (compute_flow_insensitive_aliasing): Ditto for
2946 TV_FLOW_INSENSITIVE.
2948 2007-07-27 Jan Hubicka <jh@suse.cz>
2950 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2953 * attribs.c: Include hashtab.h
2954 (attribute_hash): New.
2955 (substring): New structure.
2956 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2958 (init_attributes): Initialize attribute hash.
2959 (decl_attributes): Use attribute hash.
2960 * Makefile.in (attribs.c): Depend on hashtab.h.
2962 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2964 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2966 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2968 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2969 __mips_dspr2 and __mips_dsp_rev macros.
2970 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2972 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2974 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2976 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2980 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2981 and the updating of the live and do_not_gen sets.
2982 (df_note_bb_compute): Added updating of live and do_not_gen sets
2983 for regular defs so that the case of clobber inside conditional
2984 call is processed correctly.
2986 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2988 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2989 operands with compatible type.
2991 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2993 * expr.h (store_bit_field): Don't return a value.
2994 * expmed.c (check_predicate_volatile_ok): New function.
2995 (store_bit_field_1): New function, extracted from store_bit_field.
2996 Take a fallback_p argument and return true if the operation succeeded.
2997 Only use store_fixed_bit_field if fallback_p. Don't recompute
2998 mode_for_extraction; use op_mode instead. Try forcing memories
2999 into registers if the insv expander fails.
3000 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3001 Don't return a value.
3002 (convert_extracted_bit_field): New function, extracted from
3004 (extract_bit_field_1): Likewise. Take a fallback_p argument
3005 and return NULL if the operation succeeded. Only use
3006 extract_fixed_bit_field if fallback_p. Only calculate one
3007 extraction mode. Combine code for extv and extzv. Try forcing
3008 memories into registers if the ext(z)v expander fails.
3009 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3011 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3013 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3015 (df_ref): Likewise. Put regno with other integer fields.
3017 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3019 * df.h (df_mw_hardreg): Remove "loc" field.
3020 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3022 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3023 split out from df_set_unused_notes_for_mw. Return false for
3024 partial references. Assert that mw_reg is a REG when returning true.
3025 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3026 (df_whole_mw_reg_dead_p): New function, split out from
3027 df_set_dead_notes_for_mw. Return false for partial references.
3028 Assert that mw_reg is a REG when returning true.
3029 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3030 Remove redundant bitmap check.
3032 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3034 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3035 ($(T)crtend.o): Likwise.
3036 ($(T)crtbeginS.o): Likwise.
3037 ($(T)crtendS.o): Likwise.
3038 ($(T)crtfastmath.o): Likwise.
3040 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3042 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3043 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3044 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3045 and x_n_bbs_in_dom_tree fields.
3047 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3049 PR tree-optimization/32087
3050 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3051 Do not call scale_bbs_frequencies_int with prob of zero.
3053 2007-07-26 Julian Brown <julian@codesourcery.com>
3055 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3056 (neon_element_bits): Add prototypes.
3057 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3058 (neon_const_bounds, neon_element_bits): New functions.
3059 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3060 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3061 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3062 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3063 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3064 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3065 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3066 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3067 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3068 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3069 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3070 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3071 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3073 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3075 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3076 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3078 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3079 Julian Brown <julian@codesourcery.com>
3081 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3082 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3083 * config/arm/cortex-a8.md: New.
3084 * config/arm/cortex-a8-neon.md: New.
3085 * config/arm/neon-schedgen.ml: New.
3086 * config/arm/neon.md (vqh_mnem): New.
3088 (Is_float_mode): New.
3089 (Scalar_mul_8_16): New.
3091 (V_mode_nunits): New.
3092 (All instruction patterns): Annotate with neon_type attribute
3094 * config/arm/arm.md: Include cortex-a8.md.
3095 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3097 Annotate instruction patterns accordingly.
3098 (generic_sched): Do not use generic scheduling for Cortex-A8.
3099 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3101 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3103 * fold-const.c (fold_read_from_constant_string): Use
3105 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3107 2007-07-26 Nick Clifton <nickc@redhat.com>
3109 * tree-ssa-operands.h: Change copyright header to refer to version
3110 3 of the GNU General Public License and to point readers at the
3111 COPYING3 file and the FSF's license web page.
3112 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3113 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3114 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3115 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3116 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3117 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3118 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3119 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3120 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3121 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3122 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3123 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3124 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3125 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3126 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3127 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3128 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3129 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3130 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3131 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3132 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3133 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3134 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3135 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3136 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3137 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3138 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3139 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3140 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3141 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3142 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3143 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3144 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3145 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3146 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3147 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3148 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3149 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3150 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3151 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3152 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3153 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3154 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3155 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3156 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3157 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3158 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3159 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3160 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3161 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3162 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3163 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3164 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3165 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3166 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3167 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3168 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3169 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3170 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3171 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3172 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3173 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3174 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3175 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3176 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3177 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3178 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3179 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3180 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3181 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3182 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3183 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3184 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3185 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3186 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3187 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3188 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3189 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3190 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3191 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3192 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3193 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3194 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3195 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3196 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3197 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3198 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3199 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3200 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3201 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3202 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3203 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3204 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3205 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3206 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3207 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3208 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3209 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3210 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3211 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3212 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3213 convert.c, convert.h, langhooks-def.h, reload1.c,
3214 tree-ssa-operands.c: Likewise.
3216 2007-07-26 Jan Hubicka <jh@suse.cz>
3218 * tree-ssa-live.c: Include debug.h and flags.h.
3219 (mark_scope_block_unused): New function.
3220 (remove_unused_scope_block_p): New function.
3221 (remove_unused_locals): Remove unused blocks too.
3223 2007-07-25 Ian Lance Taylor <iant@google.com>
3225 * combine.c (combine_max_regno): Remove. Remove all uses.
3226 (struct reg_stat_struct): Rename from struct reg_stat.
3227 (reg_stat_type): Define, and declare VECs.
3228 (reg_stat): Change from pointer to VEC. Change all uses.
3229 (combine_split_insns): New static function.
3230 (try_combine, find_split_point): Call it instead of split_insns.
3232 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3234 * cfghooks.c (split_block): Fix the information about loop latch.
3236 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3238 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3240 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3242 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3243 Scan the new edge for loop exit info.
3245 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3247 * config/darwin.c: Include debug.h.
3249 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3252 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3254 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3256 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3257 (HARD_REGNO_MODE_OK): Ditto.
3258 (MODES_TIEABLE_P): Ditto.
3259 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3260 (CLASS_MAX_NREGS): Ditto.
3261 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3262 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3263 (divdf3_internal_thr): Removed.
3264 * config/ia64/div.md: New file.
3265 * config/ia64/constraints.md: Add H constraint.
3267 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3269 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3270 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3271 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3272 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3273 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3274 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3275 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3276 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3277 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3278 dump_sbitmap_file, debug_sbitmap, popcount_table,
3279 sbitmap_popcount): Constify.
3280 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3281 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3282 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3283 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3284 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3285 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3286 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3287 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3288 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3289 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3290 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3292 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3294 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3295 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3296 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3297 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3298 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3299 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3300 bitmap_intersect_p, bitmap_intersect_compl_p,
3301 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3302 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3304 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3305 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3306 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3307 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3308 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3309 debug_bitmap, debug_bitmap_file, bitmap_print,
3310 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3311 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3313 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3315 * config/darwin.c (darwin_override_options): Additional fix for
3316 debug info formats that don't support var tracking.
3318 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3320 * cselib.c (entry_and_rtx_equal_p): Constify.
3321 * gengtype.c (output_mangled_typename, write_types, write_local):
3323 * gengtype.h (const_type_p): New.
3324 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3326 * tlink.c (scan_linker_output): De-constify.
3327 * tree-ssa-loop-im.c (memref_eq): Constify.
3328 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3329 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3331 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3333 * c-common.c (fname_as_string, c_type_hash): Constify.
3334 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3335 * cgraph.c (edge_hash, edge_eq): Likewise.
3336 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3337 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3338 reg_attrs_htab_eq): Likewise.
3339 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3341 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3342 const_decl_t, const_state_t, const_automata_list_el_t): New.
3343 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3344 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3345 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3346 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3347 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3348 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3349 compare_max_occ_cycle_nums, out_state_arcs_num,
3350 compare_transition_els_num, units_cmp, state_reservs_cmp):
3352 * genmodes.c (cmp_modes): Likewise.
3353 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3354 * gimplify.c (compare_case_labels): Likewise.
3355 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3356 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3357 * matrix-reorg.c (mtt_info_hash): Likewise.
3358 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3359 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3360 (htab_hash_bucket, htab_hash_elem): Constify.
3361 * tree-browser.c (TB_parent_eq): Likewise.
3362 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3363 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3364 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3365 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3367 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3368 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3369 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3370 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3371 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3373 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3374 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3375 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3376 * tree-ssa-threadupdate.c (redirection_data_hash,
3377 redirection_data_eq): Likewise.
3378 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3379 * tree-ssa.c (var_ann_eq): Likewise.
3380 * tree-vrp.c (compare_case_labels): Likewise.
3381 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3382 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3383 tree_not_check_failed, tree_class_check_failed,
3384 tree_range_check_failed, tree_not_class_check_failed,
3385 omp_clause_check_failed, omp_clause_range_check_failed,
3386 tree_contains_struct_check_failed, tree_operand_check_failed):
3388 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3389 tree_not_check_failed, tree_class_check_failed,
3390 tree_range_check_failed, tree_not_class_check_failed,
3391 tree_operand_check_failed, omp_clause_operand_check_failed,
3392 tree_operand_length): Likewise.
3393 * var-tracking.c (const_variable): New.
3394 (variable_htab_hash, variable_htab_eq): Constify.
3395 * varasm.c (const_desc_hash): Likewise.
3397 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3399 * expr.c (handled_component_p): Constify.
3400 * fold-const.c (fit_double_type): Likewise.
3401 * real.h (real_value_from_int_cst): Likewise.
3402 * tree-flow-inline.h (gimple_in_ssa_p,
3403 gimple_aliases_computed_p, gimple_addressable_vars,
3404 gimple_call_clobbered_vars, gimple_referenced_vars,
3405 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3406 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3407 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3408 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3409 is_label_stmt, is_global_var, phi_ssa_name_p,
3410 factoring_name_p, is_call_clobbered, tree_common_ann,
3411 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3412 unmodifiable_var_p, array_ref_contains_indirect_ref,
3413 ref_contains_array_ref, lookup_subvars_for_var,
3414 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3415 gimple_mem_ref_stats): Likewise.
3416 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3417 may_aliases, is_exec_stmt, is_label_stmt,
3418 ref_contains_array_ref, array_ref_contains_indirect_ref,
3419 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3420 unmodifiable_var_p): Likewise.
3421 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3422 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3423 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3424 cst_and_fits_in_hwi, real_value_from_int_cst,
3425 build_real_from_int_cst, integer_zerop, integer_onep,
3426 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3427 tree_floor_log2, real_zerop, real_onep, real_twop,
3428 real_minus_onep, really_constant_p, purpose_member, chain_member,
3429 list_length, fields_length, int_size_in_bytes, bit_position,
3430 int_bit_position, byte_position, int_byte_position, expr_align,
3431 array_type_nelts, tree_node_structure,
3432 type_contains_placeholder_1, iterative_hash_pointer,
3433 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3434 tree_map_base_eq, type_hash_list, type_hash_eq,
3435 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3436 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3437 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3438 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3439 int_fits_type_p, get_containing_scope, decl_function_context,
3440 decl_type_context, omp_clause_operand_check_failed,
3441 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3442 * tree.h (omp_clause_operand_check_failed, tree_size,
3443 build_real_from_int_cst, array_type_nelts, purpose_member,
3444 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3445 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3446 is_attribute_p, check_qualified_type, expr_align,
3447 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3448 int_byte_position, list_length, fields_length, initializer_zerop,
3449 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3450 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3451 tree_node_structure, handled_component_p, get_containing_scope,
3452 decl_function_context, decl_type_context, real_zerop,
3453 type_num_arguments, fit_double_type, really_constant_p,
3454 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3455 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3456 real_twop, real_minus_onep, int_cst_value): Likewise.
3458 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3460 * cfglayout.c (insn_scope, insn_line): Constify.
3461 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3462 const_double_htab_hash, const_double_htab_eq,
3463 mem_attrs_htab_hash): Likewise.
3464 * loop-iv.c (biv_eq): Likewise.
3465 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3466 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3467 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3469 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3470 error_for_asm, warning_for_asm, _fatal_insn,
3471 _fatal_insn_not_found): Likewise.
3472 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3473 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3474 rtl_check_failed_type2, rtl_check_failed_code1,
3475 rtl_check_failed_code2, rtl_check_failed_code_mode,
3476 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3477 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3478 rtl_check_failed_type2, rtl_check_failed_code1,
3479 rtl_check_failed_code2, rtl_check_failed_code_mode,
3480 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3481 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3482 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3483 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3484 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3485 rtx_unstable_p, get_integer_term, get_related_value,
3486 offset_within_block_p, reg_mentioned_p, count_occurrences,
3487 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3488 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3489 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3490 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3491 find_constant_src, find_reg_fusage, find_regno_fusage,
3492 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3493 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3494 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3495 computed_jump_p, auto_inc_p, in_expr_list_p,
3496 remove_node_from_expr_list, loc_mentioned_in_p,
3497 label_is_jump_target_p, reversed_comparison_code_parts,
3498 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3499 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3500 print_inline_rtx): Likewise.
3501 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3502 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3503 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3504 get_integer_term, get_related_value, offset_within_block_p,
3505 count_occurrences, reg_mentioned_p, no_labels_between_p,
3506 reg_used_between_p, reg_referenced_p, single_set_2,
3507 multiple_sets, set_noop_p, refers_to_regno_p,
3508 reg_overlap_mentioned_p, dead_or_set_p,
3509 covers_regno_no_parallel_p, covers_regno_p,
3510 dead_or_set_regno_p, find_reg_note, find_regno_note,
3511 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3512 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3513 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3514 side_effects_p, may_trap_p_1, may_trap_p,
3515 may_trap_after_code_motion_p, may_trap_or_fault_p,
3516 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3517 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3518 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3519 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3520 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3522 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3523 warning_for_asm): Likewise.
3524 * tree.h (print_rtl): Likewise.
3525 * varasm.c (get_pool_mode): Likewise.
3527 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3529 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3530 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3531 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3532 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3533 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3534 * ddg.c (compare_sccs): Likewise.
3535 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3536 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3537 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3538 decimal_do_fix_trunc, decimal_real_to_integer,
3539 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3540 * dse.c (const_group_info_t): New.
3541 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3542 * dwarf2out.c (const_dw_die_ref): New.
3543 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3544 * tree-browser.c (TB_parent_eq): Likewise.
3545 * unwind-dw2-fde.c (__register_frame_info_bases,
3546 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3547 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3549 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3550 * unwind-dw2.c (uw_frame_state_for): Likewise.
3551 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3552 * value-prof.h (const_histogram_value): New.
3554 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3556 * config/mips/mips.c (machine_function): Add
3557 initialized_mips16_gp_pseudo_p.
3558 (mips16_gp_pseudo_reg): Do not emit the initialization of
3559 mips16_gp_pseudo_rtx when being called from the gimple cost-
3560 calculation routines; emit it on the first use outside those
3563 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3565 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3568 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3569 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3570 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3571 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3572 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3573 Preserve const-ness of parameters through use of __typeof(),
3574 also constify and tidy.
3576 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3577 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3578 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3579 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3580 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3581 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3582 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3583 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3584 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3586 2007-07-25 Julian Brown <julian@codesourcery.com>
3587 Mark Shinwell <shinwell@codesourcery.com>
3589 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3590 (alpha_mangle_type): This.
3591 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3592 (TARGET_MANGLE_TYPE): Define this instead.
3593 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3594 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3595 (arm_init_neon_builtins): Fix comment.
3596 (arm_mangle_map_entry): New.
3597 (arm_mangle_map): New.
3598 (arm_mangle_type): New.
3599 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3600 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3601 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3602 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3603 (TARGET_MANGLE_TYPE): Define this instead.
3604 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3605 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3606 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3607 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3608 (TARGET_MANGLE_TYPE): Define this instead.
3609 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3611 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3612 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3613 (TARGET_MANGLE_TYPE): Define this instead.
3614 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3615 (s390_mangle_type): This.
3616 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3617 (TARGET_MANGLE_TYPE): Define this instead.
3618 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3619 (sparc_mangle_type): This.
3620 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3621 (TARGET_MANGLE_TYPE): Define this instead.
3622 * cp/mangle.c (write_type): Call mangle_type target hook on all
3623 types before mangling. Use original type, not main variant, as
3625 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3626 (TARGET_MANGLE_TYPE): This.
3627 * target.h (gcc_target): Rename mangle_fundamental_type to
3629 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3630 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3632 2007-07-25 Julian Brown <julian@codesourcery.com>
3633 Paul Brook <paul@codesourcery.com>
3634 Joseph Myers <joseph@codesourcery.com>
3635 Mark Shinwell <shinwell@codesourcery.com>
3637 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3638 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3639 (with_fpu): Allow --with-fpu=neon.
3640 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3641 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3642 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3643 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3644 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3645 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3646 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3647 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3648 (output_move_neon): Add prototypes.
3649 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3650 (all_fpus): Add FPUTYPE_NEON.
3651 (fp_model_for_fpu): Add NEON field.
3652 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3653 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3655 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3657 (thumb2_legitimate_address_p): Likewise.
3658 (neon_valid_immediate): Recognize and prepare constants suitable for
3660 (neon_immediate_valid_for_move): New function. Recognize and prepare
3661 immediates for NEON move instructions.
3662 (neon_immediate_valid_for_logic): New function. Recognize and
3663 prepare immediates for NEON logic instructions.
3664 (neon_output_logic_immediate): New function. Create asm string
3665 suitable for outputting immediate logic instructions.
3666 (neon_pairwise_reduce): New function. Implement reduction using
3667 pairwise operations.
3668 (neon_expand_vector_init): New function. Expand a (possibly
3669 non-constant) vector initialization.
3670 (neon_vector_mem_operand): New function. Memory operands supported
3671 for quad-word loads/stores to/from ARM or NEON registers. Don't
3672 allow base+offset addressing for core regs.
3673 (neon_struct_mem_operand): New function. Valid mems for NEON
3675 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3676 from neon_vector_mem_operand addresses without a secondary register.
3677 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3678 (add_minipool_backward_ref): Likewise.
3679 (dump_minipool): Likewise.
3680 (push_minipool_fix): Likewise.
3681 (output_move_quad): New function. Output quad-word moves, loads and
3682 stores using ARM registers.
3683 (output_move_vfp): Add support for vectors in VFP (NEON) D
3685 (output_move_neon): Output a NEON load/store to/from a quadword
3687 (arm_print_operand): Implement new codes:
3688 - 'c' for unadorned integers (without a # sign).
3689 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3691 - 'e', 'f' for the low and high D parts of a NEON Q register.
3692 - 'q' outputs a NEON Q register.
3693 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3694 - 'T' prints NEON opcode features from a coded bitmask.
3695 - 'F' is similar to T, but signed/unsigned codes both print as
3697 - 't' is similar to T, but 'u' is printed instead of 'p'.
3698 - 'O' prints 'r' if NEON instruction should perform rounding (as
3699 specified by bitmask), else prints nothing.
3700 - '#' is a punctuation character to stop operand numbers from
3701 running together with following digits in the assembler
3702 strings for instructions (when using mode attributes).
3703 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3704 constant vectors in big-endian mode, where necessary.
3705 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3706 Handle EI, OI, CI, XI modes.
3707 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3708 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3709 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3710 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3711 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3713 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3714 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3715 to turn v8qi, etc. into bits defined above.
3716 (neon_itype): New enumeration. Classifications of NEON builtins.
3717 (neon_builtin_datum): Define struct. Contains information about
3718 a single builtin (with multiple modes).
3719 (CF): Define helper macro for...
3720 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3722 (neon_builtin_data): New array. Define information about builtins
3723 for use during initialization/expansion.
3724 (arm_init_neon_builtins): New function.
3725 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3727 (neon_builtin_compare): New function.
3728 (locate_neon_builtin_icode): New function. Find an insn code for a
3729 builtin given a function code for that builtin. Also return type of
3730 builtin (NEON_BINOP, NEON_UNOP etc.).
3731 (builtin_arg): New enumeration. Types of arguments for builtins.
3732 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3733 Takes a variable argument list of builtin_arg types, terminated by
3735 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3736 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3737 (neon_emit_pair_result_insn): New function. Support returning pairs
3738 of vectors via a pointer.
3739 (neon_disambiguate_copy): New function. Set up operands for a
3740 multi-word copy such that registers do not get clobbered.
3741 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3742 ARM_BUILTIN_NEON_BASE.
3743 (arm_file_start): Set float-abi attribute for NEON.
3744 (arm_vector_mode_supported_p): Enable NEON vector modes.
3745 (arm_mangle_map_entry): New.
3746 (arm_mangle_map): New.
3747 (arm_mangle_vector_type): New.
3748 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3750 (TARGET_NEON): New macro. Target supports NEON.
3751 (fputype): Add FPUTYPE_NEON.
3752 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3753 for vectorization based on command-line arg.
3754 (NEON_REGNO_OK_FOR_NREGS): Define.
3755 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3756 (VALID_NEON_STRUCT_MODE): Define.
3757 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3758 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3759 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3760 (consttable_16): Add pattern for outputting 16-byte minipool
3762 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3764 (vec-common.md, neon.md): Include md files.
3765 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3766 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3767 (memory_constraint "Ut", "Un", "Us"): Define.
3768 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3769 (MMX_char): New mode attribute.
3770 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3771 (*add<mode>3_iwmmxt): New insn pattern.
3772 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3773 (*sub<mode>3_iwmmxt): New insn pattern.
3774 (mulv4hi3): Rename to...
3775 (*mulv4hi3_iwmmxt): This.
3776 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3777 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3778 (uminv4hi3, uminv2si3): Remove. Replace with...
3779 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3780 (*umin<mode>3_iwmmxt): These.
3781 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3782 (ashr<mode>3_iwmmxt): This new pattern.
3783 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3784 (lshr<mode>3_iwmmxt): This new pattern.
3785 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3786 (ashl<mode>3_iwmmxt): This new pattern.
3787 * config/arm/neon-docgen.ml: New file. Generate documentation for
3789 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3790 * config/arm/arm_neon.h: New (autogenerated).
3791 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3793 * config/arm/neon.md: New file. Define NEON instructions.
3794 * config/arm/neon.ml: New file. Abstract description of NEON
3795 instructions, used to generate arm_neon.h header, documentation and
3797 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3798 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3800 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3802 (ARM NEON Intrinsics): New subsection.
3803 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3805 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3807 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3810 2007-07-24 Jan Hubicka <jh@suse.cz>
3812 * regclass.c (move_table): New type.
3813 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3814 (init_move_cost): Break out from ...
3815 (init_reg_sets_1): ... here; simplify computation of
3816 have_regs-of_mode and contains_reg_of_mode.
3817 (record_reg_classes): Unswitch internal loops.
3818 (copy_cost): Trigger lazy initialization of move cost
3819 (record_address_regs): Likewise.
3821 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3823 * config/darwin.c (darwin_override_options): Don't force on
3824 flag_var_tracking_uninit when no debug info is requested.
3826 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3828 * cfgloop.c (init_loops_structure): New function.
3829 (flow_loops_find): Create root of the loop tree unconditionally.
3831 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3833 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3835 2007-07-24 Jan Hubicka <jh@suse.cz>
3837 * caller-save.c: Include ggc.h, gt-caller-save.h
3838 (reg_save_code, reg_restore_code): Rename to ...
3839 (cached_reg_save_code, cached_reg_restore_code): ... those.
3840 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3841 (reg_save_code, reg_restore_code): New functions.
3842 (init_caller_save): Do not intialize
3843 reg_save_code/reg_restore_code tables.
3844 * Makefile.in: (gt-caller-save.h): New.
3846 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3848 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3849 with the mode of the original operand instead of
3852 2007-07-23 Jan Hubicka <jH@suse.cz>
3854 * i386.c (ix86_secondary_memory_needed): Break out to...
3855 (inline_secondary_memory_needed): ... here.
3856 (ix86_memory_move_cost): Break out to ...
3857 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3858 maximum of input and output; fix handling of Q_REGS on 64bit.
3859 (ix86_secondary_memory_needed): Microoptimize.
3861 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3863 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3864 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3865 stmts_from_loop, known_dependences_p, build_rdg): New.
3866 * tree-data-ref.h: Depends on graphds.h.
3867 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3868 (build_rdg): Declared.
3869 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3871 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3873 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3876 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3877 Jakub Jelinek <jakub@redhat.com>
3879 PR middle-end/PR28690
3880 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3881 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3882 and MEM_POINTER operands over REG and MEM operands.
3883 (swap_commutative_operands_p): Change return value to bool.
3884 * rtl.h: Update the corresponding prototype.
3885 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3886 instead of gen_rtx_PLUS.
3887 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3888 value to bool. Change function arguments to rtx's and update code
3890 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3891 calls to match the new declaration.
3892 * simplify-rtx.c (simplify_associative_operation): Don't
3893 reorder simplify_binary_operation arguments.
3895 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3897 * config/mips/mips.c (override_options): Use mips_costs to derive
3898 the default branch cost.
3899 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3901 * config/mips/mips.opt (mbranch-cost=): New option.
3902 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3904 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3906 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3907 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3908 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3909 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3911 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3913 * config/mips/constraints.md (ks): New constraint.
3914 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3915 (*add<mode>3_mips16): ...here.
3917 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3919 * optabs.h (enum optab_index): Add new OTI_signbit.
3920 (signbit_optab): Define corresponding macro.
3921 (enum insn_code signbit_optab[]): Remove array.
3922 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3923 (expand_copysign_absneg): If back end provides signbit insn, use it
3924 instead of bit operations on floating point argument.
3925 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3926 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3927 availability of signbit insn.
3929 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3930 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3931 SSE mode is not active.
3932 (isinf<mode>2): Disable for mfpmath=sse,387.
3934 2007-07-22 Ben Elliston <bje@au.ibm.com>
3936 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3938 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3940 2007-07-20 Richard Guenther <rguenther@suse.de>
3942 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3943 integral typed condition.
3944 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3945 booleanness. Only preserve conversions from a non-base
3946 type to a base type, not in general between types with
3947 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3948 * tree.def (COND_EXPR): Document that the condition
3949 can be of any integral type.
3951 2007-07-20 Nigel Stephens <nigel@mips.com>
3952 Richard Sandiford <richard@codesourcery.com>
3954 * config/mips/mips.h (mips_dwarf_regno): Declare.
3955 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3956 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3957 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3958 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3959 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3960 (REG_CLASS_NAMES): Update accordingly.
3961 * config/mips/mips.c (mips_dwarf_regno): New array.
3962 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3963 (mips_subword): Remove special handling for accumulator registers.
3964 (override_options): Initiailize mips_dwarf_regno. Remove use
3966 (mips_swap_registers): New function.
3967 (mips_conditional_register_usage): Swap accumulator registers
3968 around if TARGET_LITTLE_ENDIAN.
3969 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3970 * config/mips/constraints.md (h, l): Use the endianness to choose
3971 between MD0_REG and MD1_REG.
3972 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3973 alternative-dependent template.
3975 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3977 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3980 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3982 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3983 predecessor fallthru flags.
3985 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3987 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3988 of compare to the same type.
3989 * cfgloopmanip.c (add_loop): Update information about loop exits.
3990 (loop_version): Remove the innermost loop requirement.
3991 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3992 to sizetype for pointers.
3994 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3996 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3997 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3998 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4000 * config/dfp-bit.c: Empty for TFmode conversions.
4002 2007-07-18 Caroline Tice <ctice@apple.com>
4004 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4005 and handle them correctly; check that src is not NULL before
4007 (find_src_set_src): Likewise.
4009 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4011 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4012 (struct alignment_context, init_alignment_context): New.
4013 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4014 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4015 (XCHAL_HAVE_S32C1I): Likewise.
4016 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4017 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4018 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4019 (ATOMIC, HQI): New macros.
4020 (memory_barrier, *memory_barrier): New.
4021 (sync_lock_releasesi): New.
4022 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4023 (sync_lock_test_and_set<mode>): New.
4024 (sync_<atomic><mode>): New.
4025 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4026 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4027 (xtensa_expand_atomic): New.
4029 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4033 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4034 transformation for builtin ISNORMAL.
4035 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4036 * builtins.def (BUILT_IN_ISNORMAL): New.
4037 * doc/extend.texi: Document isnormal.
4039 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4043 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4044 optabs infrastructure. Provide generic implementation for
4046 (expand_builtin): Handle FINITE/ISFINITE.
4047 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4048 (fold_builtin_1): Likewise.
4050 * builtins.def (BUILT_IN_ISFINITE): New.
4052 * doc/extend.texi: Document isfinite.
4054 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4059 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4060 generic fallback for isinf.
4061 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4062 calculation code ...
4063 * real.c (get_max_float): ... to here.
4064 * real.h (get_max_float): New.
4066 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4070 * builtin-attrs.def (ATTR_TYPEGENERIC,
4071 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4073 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4074 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4075 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4076 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4078 * c-common.c (handle_type_generic_attribute): New.
4079 (c_common_attribute_table): Add "type generic".
4081 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4083 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4085 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4086 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4089 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4092 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4093 checking that the operand is an expression.
4095 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4096 Danny Smith <dannysmith@users.sourceforge.net>
4099 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4100 file mapping object in local namespace if Windows version later
4103 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4105 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4106 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4107 arm_cannot_force_const_mem.
4108 (arm_cannot_force_const_mem): New function.
4109 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4110 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4111 of arm_tls_referenced_p.
4112 * config/arm/arm.md (movsi): Split out-of-section constants when
4113 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4114 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4116 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4118 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4120 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4122 * config/mips/mips.md (*extendqihi2): Convert the destination
4125 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4127 * config/pa/fptr.c: Update license header.
4128 * config/pa/milli64.S: Likewise.
4130 2007-07-17 Nick Clifton <nickc@redhat.com>
4132 * COPYING_v3: New file. Contains version 3 of the GNU General
4134 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4135 Lesser General Public License.
4136 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4137 the GNU General Public License.
4139 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4141 PR rtl-optimization/32773
4142 * cfglayout.c (force_one_exit_fallthru): New function.
4143 (cfg_layout_finalize): Use it.
4145 2007-07-16 Richard Guenther <rguenther@suse.de>
4146 Uros Bizjak <ubizjak@gmail.com>
4148 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4149 before forcing it to gimple operand.
4151 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4152 David Ung <davidu@mips.com>
4154 * config/mips/mips.h (TUNE_24K): Define.
4155 (TUNE_MACC_CHAINS): Add TUNE_24K.
4156 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4158 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4159 (r74k_int_madd): .. this new reservation.
4160 (define_bypass): Fixed bypasses for r74k_int_madd to use
4162 * config/mips/24k.md (define_bypass): Define new
4163 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4165 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4166 Nigel Stephens <nigel@mips.com>
4168 * config/mips/mips.md: Include 20kc.md.
4169 * config/mips/20kc.md: New file.
4170 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4171 (mips_adjust_cost): Tweak for 20Kc.
4172 (mips_issue_rate): Likewise.
4173 * config/mips/mips.h (TUNE_20KC): Define.
4175 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4177 * config/rs6000/rs6000.c (struct processor_cost): Add
4178 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4180 (*_cost): Add cache information.
4181 (rs6000_override_options): Set cache parameters.
4183 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4186 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4187 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4189 2007-07-16 Paul Brook <paul@codesourcery.com>
4192 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4193 (cirrus_thumb2_movsi_insn): Ditto.
4195 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4197 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4200 2007-07-15 Andrew Haley <aph@redhat.com>
4202 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4203 before looking in the context.
4205 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4209 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4210 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4211 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4212 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4213 to generate .CALLINFO statement.
4214 (hppa_expand_prologue): Set rp_saved.
4215 (hppa_expand_epilogue): Use rp_saved.
4216 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4217 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4219 2007-07-14 Dirk Mueller <dmueller@suse.de>
4221 * omega.c (coalesce): Fix memory leak on early exit.
4222 * matrix-reorg.c (check_allocation_function): Likewise.
4223 * tree-vect-transform.c (vect_get_new_vect_var): free result
4225 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4226 pass pointer to edge vector
4227 (partition_hot_cold_basic_blocks): Fix memory leak.
4228 * collect2.c (prefix_from_string): Free temporary storage.
4229 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4231 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4233 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4234 (DO_GLOBAL_DTORS_BODY): Likewise.
4236 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4237 Nigel Stephens <nigel@mips.com>
4239 * config/mips/mips.c (mips_classify_symbol): Don't return
4240 SYMBOL_SMALL_DATA for constant pool addresses if
4241 TARGET_EMBEDDED_DATA is true.
4243 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4245 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4246 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4247 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4248 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4249 __builtin_ia32_storehps, __builtin_ia32_storelps,
4250 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4251 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4252 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4253 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4254 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4255 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4256 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4257 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4258 using def_builtin_const.
4260 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4262 PR tree-optimization/32705
4263 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4264 (simplify_binary_expression): Use SSA_VAL consistently.
4266 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4268 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4269 (SPEFSCR_REGNO): Delete definition.
4270 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4271 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4272 * config/rs6000/rs6000.h: Do not define *_REGNO.
4273 LINK_REGISTER_REGNUM -> LR_REGNO.
4274 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4275 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4276 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4277 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4278 R_VRSAVE, R_VSCR. Use them.
4279 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4280 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4281 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4282 * config/rs6000/aix.h: Define R_LR. Use it.
4284 2007-07-13 Caroline Tice <ctice@apple.com>
4286 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4287 flag_var_tracking is explicitly turned off (i.e. when variable
4288 tracking is not feasible); otherwise, turn flag_var_tracking on when
4289 flag_var_tracking_uninit is on.
4290 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4291 note definitions, to allow recording of initialization status in the
4293 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4294 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4295 determine if two note locations are equal.
4296 (output_loc_list): Don't output list entries whose start & end labels
4298 (reg_loc_descriptor): Add parameter for initialization status; pass it
4299 to other loc descriptor functions.
4300 (one_reg_loc_descriptor): Add parameter for initialization status;
4301 check its value and add DW_OP_GNU_uninit to returned loc descr if
4303 (multiple_reg_loc_descriptor): Add parameter for initialization
4305 pass init status argument to other loc descriptor functions; check
4306 value of intialization parameter and add DW_OP_GNU_uninit to returned
4307 loc descr if appropriate.
4308 (based_loc_descr): Add parameter for initialization status; add new
4309 variable for return value; check value of initialization parameter and
4310 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4311 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4312 pass init status argument to other loc descriptor functions; check
4313 value of intialization parameter and add DW_OP_GNU_uninit to returned
4314 loc descr if appropriate.
4315 (mem_loc_descriptor): Likewise.
4316 (concat_loc_descriptor): Likewise.
4317 (concatn_loc_descriptor): Likewise.
4318 (loc_descriptor): Add parameter for initialization status; pass it as
4319 argument to other loc descriptor function calls.
4320 (loc_descriptor_from_tree_1): Add appropriate initialization status
4321 to loc descriptor function calls.
4322 (add_location_or_const_value_attribute): Get initialization status
4323 from VAR_LOCATION note; add initialization status to loc descriptor
4325 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4326 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4327 status is uninitialized, add "[uninint]" to output.
4328 * common.opt (fvar-tracking-uninit): New option, similar to
4329 fvar-tracking, to turn on tracking of uninitialized variables; creates
4330 a new global flag, flag_var_tracking_uninit.
4331 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4332 (enum var_init_status): New type, for var initialization status field.
4333 * var-tracking.c (struct location_chain_def): Two new fields, init,
4334 for initialization status, and set_src for the assignment value expr.
4335 (unshare_variable): New parameter for initialization status;
4336 initialize new init and set_src fields.
4337 (var_reg_set): New parameters for initialization status and value;
4338 pass them to set_variable_part.
4339 (var_mem_set): Likewise.
4340 (get_init_value): New function.
4341 (var_reg_delete_and_set): New initialization status & value
4342 parameters; add call to get_init_value if status is unknown; pass new
4343 parameters to clobber_variable_part and var_reg_set.
4344 (var_mem_delete_and_set): Likewise.
4345 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4346 (var_mem_delete): Likewise.
4347 (variable_union): Pass status to unshare_variable; initialize new init
4348 and set_src fields. If flag_var_tracking_uninit is not set, force
4349 status to initialized.
4350 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4351 used later to get the set_src value.
4352 (find_src_status): New function.
4353 (find_src_set_src): New function.
4354 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4355 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4356 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4357 and var_mem_delete_and_set.
4358 (dump_variable): Print out "[uninit]" if appropriate.
4359 (set_variable_part): Add new initialization and set_src parameters;
4360 pass status to unshare_variable; set node->init and node- >set_src
4361 fields and modify slot in hash table appropriately; save the init and
4362 set_src values if appropriate and assign to the new node.
4363 (clobber_variable_part): New set_src parameter; if two nodes have
4364 same variable and same location but different set_src (assignment)
4365 values, clobber old node.
4366 (delete_variable_part): Pass init status to unshare_variable.
4367 (emit_note_insn_var_location): Add initialized var; assign var's init
4368 status to new 'initialized'; pass new init status field to calls to
4369 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4370 status to initialized.
4371 (emit_notes_in_bb): Pass initialization status to calls to
4372 var_reg_set, var_mem_set, var_reg_delete_and_set and
4373 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4374 var_reg_delete_and_set and var_mem_delete_and_set; call
4375 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4376 make up for change in add_stores.
4377 (vt_add_function_parameters): Add status to calls to
4379 * config/darwin.c (darwin_override_options): Turn on uninitialized
4380 tracking automatically, if var_tracking is on and the system is
4383 2007-07-13 Sa Liu <saliu@de.ibm.com>
4385 * config.gcc: Add options for arch and tune on SPU.
4386 * config/spu/predicates.md: Add constant operands 0 and 1.
4387 * config/spu/spu-builtins.def: Add builtins for double precision
4388 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4389 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4391 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4393 * config/spu/spu-protos.h: Add new function prototypes.
4394 * config/spu/spu.c (spu_override_options): Check options -march and
4396 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4397 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4399 (spu_const_from_int): New. Create a vector constant from 4 ints.
4400 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4401 (spu_emit_vector_compare): New. Emit vector compare.
4402 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4403 * config/spu/spu.h: Add options -march and -mtune. Define processor
4404 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4405 CANONICALIZE_COMPARISON.
4406 * config/spu/spu.md: Add new insns for double precision compare
4407 and double precision vector compare. Add vcond and smax/smin patterns
4408 to enable DFmode vector conditional expression.
4409 * config/spu/spu.opt: Add options -march and -mtune.
4410 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4411 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4412 both CELL and CELLEDP targets: spu_testsv.
4413 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4416 2007-07-13 Richard Guenther <rguenther@suse.de>
4418 PR tree-optimization/32721
4419 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4420 TREE_THIS_VOLATILE on the folded reference.
4421 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4422 if the array reference has TREE_THIS_VOLATILE set.
4424 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4427 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4429 2007-07-13 Andreas Schwab <schwab@suse.de>
4431 * gengtype-lex.l: Allow declarations to be indented.
4433 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4435 * ginclude/tgmath.h: New.
4436 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4437 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4438 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4439 * configure: Regenerate.
4441 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4443 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4444 correct index when setting register save state for xd
4447 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4449 * config/sh/sh.c (mark_use): Remove.
4451 2007-07-12 Paul Brook <paul@codesourcery.com>
4453 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4454 reg does not overlap return value.
4456 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4458 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4459 (set_expression_vuses): Ditto.
4460 (init_pre): Initialize expression_vuses.
4462 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4464 * config/i386/sse.md (storentdf, storentsf): New.
4466 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4468 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4470 * tree.c (build_decl_stat): Move code from here...
4471 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4472 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4473 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4474 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4475 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4478 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4479 Devang Patel <dpatel@apple.com>
4481 PR tree-optimization/25413
4482 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4483 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4484 * tree.h (contains_packed_reference): New.
4485 * expr.c (contains_packed_reference): New.
4486 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4487 (vect_enhance_data_refs_alignment): Call
4488 vector_alignment_reachable_p.
4489 * target.h (vector_alignment_reachable): New builtin.
4490 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4491 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4492 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4494 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4496 * target.h (builtin_vectorization_cost): Add new target builtin.
4497 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4498 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4499 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4500 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4501 uninitialized variables.
4502 * tree-vect-transform.c (cost_for_stmt): New function.
4503 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4504 using cost 1 for all scalar stmts. Be less conservative when
4505 estimating the number of prologue/epulogue iterations. Call
4506 targetm.vectorize.builtin_vectorization_cost. Return
4507 min_profitable_iters-1.
4508 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4509 initialization cost instead of TARG_VEC_STMT_COST. Use
4510 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4511 epilogue code. Fix epilogue cost computation.
4512 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4513 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4514 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4515 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4516 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4517 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4519 2007-07-12 Richard Guenther <rguenther@suse.de>
4521 * gimplify.c (gimplify_conversion): Make sure that the result
4522 from maybe_fold_offset_to_reference is trivially convertible
4523 to the desired type before doing the simplification.
4524 (gimplify_expr): Likewise.
4525 * fold-const.c (fold_binary): Use the correct types for
4526 building the simplified expression.
4528 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4530 PR rtl-optimization/32729
4531 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4532 that fallthru to exit.
4534 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4536 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4537 (symDTPOFF2reg): Likewise.
4539 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4541 PR tree-optimization/32663
4543 * tree.h (VALUE_HANDLE_VUSES): Remove.
4544 (struct tree_value_handle): Remove vuses.
4546 * tree-vn.c (create_value_handle_for_expr): Don't set
4549 * tree-ssa-pre.c (expression_vuses): New.
4550 (alloc_expression_id): Set up expression_vuses.
4551 (get_expression_vuses): New.
4552 (set_expression_vuses): Ditto.
4553 (clear_expression_ids): Modify for expression_vuses.
4554 (phi_translate_1): Ditto.
4555 (phi_translate_set): Ditto.
4556 (value_dies_in_block_x): Ditto
4557 (valid_in_sets): Ditto.
4558 (add_to_sets): Ditto.
4559 (find_existing_value_expr): Ditto.
4560 (create_value_handle_for_expr): Ditto.
4561 (make_values_for_stmt): Ditto.
4562 (vuse_equiv): Remove.
4564 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4566 * Makefile.in (mostlyclean): Remove object files.
4568 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4570 * toplev.c (no_new_pseudos): Deleted.
4571 * rtl.h (no_new_pseudos): Deleted.
4572 * tree-pass.h (pass_no_new_pseudos): Deleted.
4573 * passes.c (pass_no_new_pseudos): Deleted.
4574 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4575 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4576 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4578 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4579 * rtlhooks.c (gen_lowpart_general): Ditto.
4580 * optabs.c (prepare_operand): Ditto.
4581 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4583 * modulo-sched.c (rest_of_handle_sms): Ditto.
4584 * see.c (rest_of_handle_see): Ditto.
4585 * ifcvt.c (if_convert): Ditto.
4586 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4588 * init-regs.c (gate_initialize_regs): Deleted set of
4590 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4591 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4592 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4594 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4597 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4598 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4599 (*vec_extractv2di_1_rex64): New insn pattern.
4601 2007-07-11 David Daney <ddaney@avtrex.com>
4603 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4604 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4605 for SIGNAL_UNWIND_RETURN_COLUMN.
4606 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4607 (DWARF_FRAME_REGNUM): Rewrite.
4608 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4610 2007-07-11 Nick Clifton <nickc@redhat.com>
4612 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4613 delta and use gen_int_mode in place of GET_INT instead.
4615 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4617 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4620 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4622 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4623 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4625 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4626 (USE_CANONICAL_TYPES): New.
4627 * doc/invoke.texi (verify-canonical-types): Remove.
4628 (use-canonical-types): Add.
4630 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4632 * config/spu/spu.c (spu_optimization_options): Remove setting of
4633 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4634 (spu_override_options): Move it here.
4636 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4638 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4639 * config/mips/mips.c (mips_cpu_info_table): Mention
4640 MIPS_ISA_LEVEL_SPEC in the comment.
4642 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4644 PR tree-optimization/32713
4645 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4647 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4650 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4651 conditional to flag_isoc99.
4652 (c_common_init_options): Do it here, unconditionally.
4654 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4656 PR tree-optimization/32589
4657 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4658 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4659 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4660 predicate, extracted from...
4661 (set_rhs): ...here. Call it for the expression on entry.
4662 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4663 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4664 (simplify_binary_expression): Use valid_gimple_expression_p
4665 to validate the simplification.
4666 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4668 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4670 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4671 DWARF2_DEBUG on 32 bit target too.
4672 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4674 2007-07-11 Nick Clifton <nickc@redhat.com>
4676 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4677 version for 64-bit hosts.
4679 2007-07-10 David Daney <ddaney@avtrex.com>
4681 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4683 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4685 * config/mips/mips.c (mips_expand_synci_loop): New function.
4686 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4687 (UNSPEC_RDHWR): Same.
4688 (UNSPEC_SYNCI): Same.
4689 (UNSPEC_SYNC): Same.
4690 (clear_cache): New expand.
4694 (clear_hazard): Same.
4695 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4697 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4698 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4700 2007-07-10 Ian Lance Taylor <iant@google.com>
4702 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4705 2007-07-10 David Daney <ddaney@avtrex.com>
4707 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4708 * builtins.c (expand_builtin___clear_cache): New function.
4709 (expand_builtin): Call expand_builtin___clear_cache for
4710 BUILT_IN_CLEAR_CACHE case.
4711 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4712 * doc/md.texi (clear_cache): Document new instruction pattern.
4713 * testsuite/gcc.dg/builtins-64.c: New test.
4715 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4717 * config/cris/cris.md ("movsi"): Fix typo in last change.
4719 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4722 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4724 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4725 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4726 for FUNCTION_DECLs. Don't use align_functions_log if
4728 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4729 even for FUNCTION_DECLs.
4730 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4732 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4733 (DECL_FUNCTION_CODE): Update for new location and name of
4735 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4736 (struct tree_decl_common): Move 'align' and 'off_align' out
4737 of union, ensure they're still on a 32-bit boundary. Remove
4738 other fields in union 'u1'.
4739 (struct tree_function_decl): Add field 'function_code' replacing
4740 'u1.f' in tree_decl_common.
4741 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4742 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4743 (Variable Attributes): Cross-reference 'aligned' attribute
4744 to Function Attributes.
4745 * flags.h (force_align_functions_log): Delete.
4746 * toplev.c (force_align_functions_log): Delete.
4748 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4751 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4752 (*vec_concatv2di_rex): New insn pattern.
4754 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4757 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4759 2007-07-10 Ian Lance Taylor <iant@google.com>
4761 Replace no_new_pseudos in backends.
4762 * rtl.h (can_create_pseudo_p): Define.
4763 * config/darwin.c (machopic_indirect_data_reference): Use
4764 can_create_pseudo_p () instead of no_new_pseudos.
4765 (machopic_indirect_data_reference): Likewise.
4766 (machopic_legitimize_pic_address): Likewise.
4767 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4768 (alpha_emit_set_const_1): Likewise.
4769 (alpha_emit_set_const): Likewise.
4770 (alpha_emit_conditional_move): Likewise.
4771 (alpha_split_conditional_move): Likewise.
4772 * config/alpha/alpha.md (various splitters): Likewise.
4774 * config/arm/arm.c (legitimize_pic_address): Likewise.
4775 (arm_load_pic_register): Likewise.
4776 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4777 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4778 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4779 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4780 * config/cris/cris.md (movsi): Likewise.
4781 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4782 (symGOTOFF2reg_hilo): Likewise.
4783 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4784 * config/h8300/h8300.md (insv, extzv): Likewise.
4785 * config/i386/i386.c (ix86_expand_move): Likewise.
4786 (ix86_expand_vector_move): Likewise.
4787 (ix86_prepare_fp_compare_args): Likewise.
4788 (ix86_expand_carry_flag_compare): Likewise.
4789 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4790 (tls_dynamic_gnu2_combine_32): Likewise.
4791 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4792 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4793 (ia64_expand_movxf_movrf): Likewise.
4794 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4795 (m32c_split_move): Likewise.
4796 (m32c_expand_insv): Likewise.
4797 * config/m68k/m68k.md (movsi): Likewise.
4798 * config/mips/mips.c (mips_force_temporary): Likewise.
4799 (mips_split_symbol): Likewise.
4800 (mips_move_integer): Likewise.
4801 (mips_legitimize_const_move): Likewise.
4802 * config/mn10300/mn10300.md (movsi): Likewise.
4803 * config/pa/pa.c (emit_move_sequence): Likewise.
4804 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4805 (rs6000_got_register): Likewise.
4806 (create_TOC_reference): Likewise.
4807 (rs6000_machopic_legitimize_pic_address): Likewise.
4808 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4809 (various splitters): Likewise.
4810 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4811 (movsi_got): Likewise.
4812 * config/s390/s390.c (emit_symbolic_move): Likewise.
4813 * config/s390/s390.md (movhi, movqi): Likewise.
4814 (load_multiple, store_multiple): Likewise.
4815 * config/score/score.c (score_force_temporary): Likewise.
4816 * config/sh/sh.c (prepare_move_operands): Likewise.
4817 (prepare_cbranch_operands): Likewise.
4818 (emit_fpu_switch): Likewise.
4819 (fpscr_set_from_mem): Likewise.
4820 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4821 (adddi3, subsi3): Likewise.
4822 (various splitters): Likewise.
4823 (divsi_inv_fp_combine): Likewise.
4824 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4825 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4827 * config/sh/predicates.md (xor_operand): Likewise.
4828 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4829 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4830 (movdi_pic_label_ref): Likewise.
4831 * config/spu/spu.c (spu_split_immediate): Likewise.
4832 * config/alpha/alpha.md (various splitters): Remove test
4833 !no_new_pseudos || reload_completed.
4834 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4836 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4837 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4838 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4839 * config/score/score.c (th_output_mi_thunk): Likewise.
4840 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4841 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4843 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4845 PR rtl-optimization/32664
4846 * mode-switching.c (create_pre_exit): Skip barrier insns.
4848 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4850 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4851 force_gimple_operand_bsi.
4852 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4853 rewrite_use_compare): Ditto.
4854 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4856 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4857 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4858 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4859 * tree-profile.c (prepare_instrumented_value,
4860 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4861 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4862 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4863 tree_gen_ior_profiler): Ditto.
4864 * tree-ssa-reassoc.c (negate_value): Ditto.
4865 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4866 Use force_gimple_operand_bsi.
4867 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4868 * tree-if-conv.c (add_to_dst_predicate_list,
4869 find_phi_replacement_condition): Ditto.
4870 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4871 Call mark_symbols_for_renaming for new statements.
4872 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4874 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4876 * cfghooks.c (remove_edge): New function.
4877 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4879 * cfghooks.h (remove_edge): Declare.
4880 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4881 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4883 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4885 * optabs.h: Added declaration for signbit_optab.
4886 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4887 * genoptinit.c (optabs): Added entry for signbit insns.
4888 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4890 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4891 * config/s390/s390.md (signbit<mode>2): New expander.
4893 2007-07-09 Richard Guenther <rguenther@suse.de>
4896 * fold-const.c (fold_plusminus_mult_expr): Move constant
4897 arguments second to allow decomposing.
4899 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4902 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4904 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4905 Disregard DECL_FROM_INLINE.
4907 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4910 * doc/invoke.texi: Add ftree-reassoc flag.
4911 * common.opt (ftree-reassoc): New flag.
4912 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4913 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4915 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4917 PR tree-optimization/32681
4918 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4919 saved in second_edge->aux when first_bb is a loop header.
4921 2007-07-09 Jan HUbicka <jh@suse.cz>
4923 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4925 2007-07-09 Richard Guenther <rguenther@suse.de>
4927 * c-decl.c (start_function): Do not promote return type.
4929 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4931 * function.c (do_warn_unused_parameter): Do not warn if
4932 TREE_NO_WARNING is set.
4934 2007-07-08 Andreas Schwab <schwab@suse.de>
4936 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4938 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4941 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4943 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4944 apply to assembly language, too.
4945 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4947 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4949 Revert (note the sccvn portions are *not* reverted)
4950 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4952 Fix PR tree-optimization/23488
4954 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4956 * tree-flow-inline.h (get_value_handle): Ditto.
4957 * tree-ssa-pre.c (decl_vh_map): New.
4958 (decl_node_pool): New.
4959 (can_value_number_operation): Support DECL_P.
4960 (can_PRE_operation): Ditto.
4961 (create_expression_by_pieces): Ditto.
4962 (find_existing_value_expr): Modify to differnetiate between
4963 addressing and top level.
4964 (create_value_handle_for_expr): Handle DECL's.
4965 (poolify_tree): Ditto.
4966 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4967 (make_values_for_stmt): Handle DECL's properly.
4968 (init_pre): Reorg to not init useless things during FRE.
4970 * tree-flow.h: Include pointer-set.h.
4971 (decl_vh_map): Declare.
4972 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4974 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4976 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4977 the constraint description.
4978 * doc/md.texi: Update documentation of AVR constraints.
4980 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4982 * auto-inc-dec.c, config/arm/arm.c,
4983 config/m32r/constraints.md, config/mips/mips.md,
4984 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4985 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4986 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4987 typos. Follow spelling conventions.
4988 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4990 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4991 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4993 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4994 realloc_vuse): Remove.
4995 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4998 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5000 Fix PR tree-optimization/23488
5002 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5003 (try_to_simplify): Ditto.
5005 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5007 * tree-flow-inline.h (get_value_handle): Ditto.
5008 * tree-ssa-pre.c (decl_vh_map): New.
5009 (decl_node_pool): New.
5010 (can_value_number_operation): Support DECL_P.
5011 (can_PRE_operation): Ditto.
5012 (create_expression_by_pieces): Ditto.
5013 (find_existing_value_expr): Modify to differnetiate between
5014 addressing and top level.
5015 (create_value_handle_for_expr): Handle DECL's.
5016 (poolify_tree): Ditto.
5017 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5018 (make_values_for_stmt): Handle DECL's properly.
5019 (init_pre): Reorg to not init useless things during FRE.
5021 * tree-flow.h: Include pointer-set.h.
5022 (decl_vh_map): Declare.
5023 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5025 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5027 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5028 apply to assembly language, too.
5029 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5031 2007-07-06 Ian Lance Taylor <iant@google.com>
5032 Zack Weinberg <zackw@panix.com>
5035 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5037 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5039 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5040 (prefetch): Likewise if "pref" would be used.
5042 2007-07-06 Josh Conner <jconner@apple.com>
5046 * calls.c (store_one_arg): Handle arguments which are partially
5047 on the stack when detecting argument overlap.
5049 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5051 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5052 chosen during find_reloads.
5054 2007-07-06 Richard Guenther <rguenther@suse.de>
5056 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5057 TYPE_ARG_TYPES for verification of argument types. Use
5058 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5059 parameters as variable arguments.
5061 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5063 * libgcc2.h (word_type): Type definition removed.
5064 (cmp_return_type, shift_count_type): Type definitions added.
5065 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5066 replaced with shift_count_type.
5067 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5069 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5070 changed from word_type to Wtype.
5071 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5072 replaced with shift_count_type.
5073 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5075 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5076 and libgcc_shift_count attribute added.
5077 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5078 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5079 (TARGET_INITIALIZER): New target hooks added.
5080 * targhooks.c (default_libgcc_cmp_return_mode,
5081 default_libgcc_shift_count_mode): Default implementations for the new
5083 * targhooks.h (default_libgcc_cmp_return_mode,
5084 default_libgcc_shift_count_mode): Function prototypes added.
5085 * target.h (struct gcc_target): Fields for the new target hooks added.
5086 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5088 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5091 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5092 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5094 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5095 s390_libgcc_shift_count_mode): Functions added.
5096 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5097 Target hooks defined.
5099 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5101 * config/mips/mips.c (compute_frame_size): Restore the original
5102 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5103 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5104 Document why the difference is needed.
5106 2007-07-06 Richard Guenther <rguenther@suse.de>
5108 * c-common.c (boolean_increment): Use correctly typed
5111 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5113 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5114 the topmost argument register is not also included in the save mask.
5115 (mips16e_collect_argument_save_p): Take a pointer to the argument
5116 register, rather than a pointer to the number of arguments.
5117 (mips16e_collect_argument_saves): Only include argument saves
5118 that aren't in the register mask.
5120 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5122 PR rtl-optimization/32450
5123 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5124 to ensure that instructions are not moved into the prologue when
5125 profiling is on. Remove unused prologue_end variable.
5126 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5127 as a scheduling barrier.
5129 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5132 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5133 Disregard DECL_FROM_INLINE.
5135 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5137 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5138 IORing with a constant.
5140 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5142 PR rtl-optimization/32475
5143 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5144 for every definition of the stack pointer.
5146 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5148 * arm.c (vfp3_const_double_index): Copy signed results of
5149 REAL_VALUE_TO_INT into unsigned vars.
5151 2007-07-05 Richard Guenther <rguenther@suse.de>
5154 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5156 * tree-ssa.c (useless_type_conversion_p): Check canonical
5159 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5161 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5162 zero_extendhisi2): Change to define_insn_and_split.
5163 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5165 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5167 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5168 pass_match_asm_constraints): New.
5169 * passes.c (init_optimization_passes): Add new pass.
5170 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5171 * function.h (struct function): Add has_asm_statement bit.
5172 (current_function_has_asm_statement): New.
5173 * tree-pass.h (pass_match_asm_constraints): New.
5175 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5177 * config/mips/mips.c (mips_file_start): Avoid declaration
5180 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5182 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5184 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5186 * rtl.def (NOTE): Change print format string to print
5187 operand 5 as a note insn name.
5189 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5190 David Ung <davidu@mips.com>
5192 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5193 * doc/invoke.texi: (MIPS Options): Document them.
5195 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5196 David Ung <davidu@mips.com>
5198 Add support for SmartMIPS ASE.
5200 * optabs.c (expand_binop_directly): New, broken out from...
5201 (expand_binop): Here. Make it try rotating in the other
5202 direction even when the second operand isn't constant.
5203 * config/mips/mips.md (*lwxs): New.
5204 * config/mips/mips.opt (msmartmips): New.
5205 * config/mips/mips.c (mips_lwxs_address_p): New.
5206 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5207 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5208 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5209 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5210 (ISA_HAS_LWXS): New.
5211 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5212 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5213 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5214 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5215 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5216 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5217 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5219 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5221 * tree-vectorizer.c (new_loop_vec_info): Initialize
5222 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5223 * tree-vectorizer.h (_loop_vec_info): Added new filed
5224 min_profitable_iters.
5225 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5226 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5227 * tree-vect-analyze.c (vect_analyze_operations): Set
5228 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5229 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5230 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5231 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5232 and prologue cost to after they are computed.
5233 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5235 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5236 of creating vectors from scalars according to dt.
5237 (vect_model_store_cost): Likewise.
5238 (vectorizable_call): Use dt array instead of scalar dt. Call
5239 vect_model_simple_cost with additional argument dt.
5240 (vectorizable_assignment): Likewise.
5241 (vectorizable_operation): Likewise.
5242 (vectorizable_type_demotion): Likewise.
5243 (vectorizable_type_promotion): Likewise.
5244 (vectorizable_store): Use dt array instead of scalar dt. Call
5245 vect_model_store_cost with additional argument dt.
5246 (vect_do_peeling_for_loop_bound): Don't call
5247 vect_estimate_min_profitable_iters. Instead, lookup
5248 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5249 "may not be profitable".
5251 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5254 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5255 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5256 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5257 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5259 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5261 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5262 addressing modes cheaper.
5264 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5266 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5267 (dw_ranges_struct): Rename block_num to num. Adjust.
5268 (dw_ranges_by_label_struct): New.
5269 (ranges_by_label, ranges_by_label_allocated,
5270 ranges_by_label_in_use): New variables.
5271 (add_ranges_num): Factored most of the code out of...
5272 (add_ranges): ... this one. Rewrite in terms of the former.
5273 (add_ranges_by_labels): New.
5274 (output_ranges): Output by-label ranges.
5275 (dwarf2out_finish): Output range for multiple-section
5276 compile_unit. Output standard DW_AT_low_pc in addition to
5277 unexpected DW_AT_entry_pc.
5279 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5281 PR tree-optimization/32604
5282 PR tree-optimization/32606
5284 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5285 (compute_antic_safe): Removed.
5286 (ANTIC_SAFE_LOADS): Ditto.
5287 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5288 (execute_pre): Don't call compute_antic_safe.
5289 (vuse_equiv): New function.
5290 (make_values_for_stmt): Use it
5291 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5294 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5297 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5299 (avr_attribute_table): Make "naked" attribute apply to function types
5300 rather than to decls.
5301 (avr_handle_fntype_attribute): New function.
5303 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5305 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5308 2007-07-04 David Ung <davidu@mips.com>
5309 Joseph Myers <joseph@codesourcery.com>
5311 * config/mips/mips.md (type): Add logical, signext and move.
5312 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5313 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5314 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5315 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5316 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5317 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5318 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5319 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5320 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5321 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5322 movv2sf_hardfloat_64bit): Use the new types.
5323 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5324 *movdf_softfloat, *movdf_mips16): Use "multi".
5325 (extendqihi2): Replace with a define_expand.
5326 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5327 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5328 * config/mips/74k.md (r74k_int_logical): New reservation and
5330 (r74k_int_arith): Remove "slt".
5331 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5332 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5333 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5334 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5335 reservations for "arith".
5337 2007-07-04 Richard Guenther <rguenther@suse.de>
5339 * tree-ssa.c (useless_type_conversion_p): Add handling for
5340 scalar float and vector types. Only call the types_compatible_p
5341 langhook for aggregate types as last resort. Follow the
5344 2007-07-04 Richard Guenther <rguenther@suse.de>
5346 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5347 the same as NOP_EXPR.
5349 2007-07-04 Nick Clifton <nickc@redhat.com>
5351 * target.h (struct gcc_target): Add target_help field.
5352 * target-def.h (TARGET_HELP): New.
5353 (TARGET_INITIALIZER): Use TARGET_HELP.
5354 * opts.c (command_handle_option): Invoke target_help function, if
5355 defined, when the user has specified --target-help on the command
5357 * doc/invoke.texi: Mention that --target-help might print
5358 additional information.
5359 * doc/tm.texi: Document TARGET_HELP hook.
5361 * arm.c (TARGET_HELP): Override default definition.
5362 (arm_target_help): New - display a wrapped list of cores and
5363 architectures supported.
5365 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5367 * config/v850/v850.c (expand_prologue): Make sure
5368 GEN_INT() argument is sign extended rather than zero extended.
5369 (expand_epilogue): Likewise.
5370 (output_move_double): Delete.
5371 * config/v850/v850-protos.h (output_move_double): Delete.
5372 * config/v850/v850.md (movdi): Delete.
5373 (*movdi_internal): Delete.
5375 (*movdf_internal): Delete.
5377 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5379 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5380 unless compiling RTP PIC.
5382 2007-07-04 Richard Guenther <rguenther@suse.de>
5384 PR tree-optimization/32482
5385 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5386 original ssa name if we didn't find a shift expression.
5387 Fix shift constant for bit zero test.
5389 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5391 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5393 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5395 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5396 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5397 * config/arm/vxworks.h (ASM_SPEC): Delete.
5398 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5400 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5402 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5403 (DDR_REVERSED_P): New.
5404 * tree-data-ref.c (initialize_data_dependence_relation,
5405 build_classic_dist_vector): Set DDR_REVERSED_P.
5407 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5410 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5411 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5412 init_omega_for_ddr_1): Use non conservative number of iterations
5414 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5415 (analyze_siv_subscript): Remove FIXME and reinitialization of
5416 last_conflicts to chrec_dont_know.
5417 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5419 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5421 * tree.c (maybe_canonicalize_argtypes): Improve description.
5423 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5425 * tree.c (maybe_canonicalize_argtypes): New.
5426 (build_function_type): Set canonical type.
5427 (build_method_type_directly): Ditto.
5428 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5431 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5433 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5435 (rewrite_use_nonlinear_expr): Likewise.
5437 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5439 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5441 2007-07-04 Ben Elliston <bje@au.ibm.com>
5443 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5446 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5448 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5449 (Exception Handling): Likewise.
5451 2007-07-03 Jan Hubicka <jh@suse.cz>
5453 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5455 2007-07-03 Eric Christopher <echristo@apple.com>
5457 * doc/cppopts.texi: Add conflicting option note to -dM.
5458 * doc/invoke.texi: Add note about possible conflicts with
5459 -E for -dCHARS and note that -dM will not produce
5460 any results if there is no machine dependent reorg.
5462 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5464 * tree.h (DECL_ALIGN): Back out previous change.
5466 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5468 * configure.ac: Test for .dtprelword support on MIPS.
5469 * configure, config.in: Regenerate.
5470 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5471 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5473 2007-07-03 Julian Brown <julian@codesourcery.com>
5475 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5476 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5477 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5478 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5480 (all_fpus): Add FPUTYPE_VFP3.
5481 (fp_model_for_fpu): Add VFPv3 field.
5482 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5483 (vfp3_const_double_index): New function. Return integer index of
5484 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5486 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5487 and argument represents a valid RTX for a VFPv3 constant.
5488 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5490 (vfp_emit_fstmd): Similar, for fstmd.
5491 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5492 constants, represented as integer indices.
5493 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5494 VFP_REGNO_OK_FOR_DOUBLE macros.
5495 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5496 (arm_file_start): Set float-abi attribute for VFPv3, and output
5497 correct ".fpu" assembler directive.
5498 (arm_dbx_register_numbering): Add FIXME.
5499 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5500 (fputype): Add FPUTYPE_VFP3.
5501 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5502 (CALL_USED_REGISTERS): Likewise.
5503 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5504 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5505 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5506 (D7_VFP_REGNUM): New.
5507 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5508 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5509 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5510 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5511 (REG_ALLOC_ORDER): Adjust for VFPv3.
5512 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5513 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5514 VFP_LO_REGS, VFP_HI_REGS.
5515 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5516 (IS_VFP_CLASS): Define macro.
5517 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5519 (REGISTER_MOVE_COST): Likewise.
5520 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5521 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5522 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5523 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5524 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5525 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5526 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5527 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5528 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5529 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5530 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5531 where appropriate for single-word registers.
5532 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5533 As above. Fix type attributes.
5534 * config/arm/constraints.md (register_contraint "t"): Define.
5535 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5537 (register_constraint "x"): Define.
5538 (constraint "Dv"): Define.
5540 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5542 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5544 2007-07-03 Tom Tromey <tromey@redhat.com>
5546 * c-parser.c (objc_pq_context): Removed.
5547 (objc_need_raw_identifier): Likewise.
5548 (c_parser) <objc_pq_context>: New field.
5549 <objc_need_raw_identifier>: Likewise.
5550 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5551 (c_lex_one_token): Update.
5552 (c_parser_objc_protocol_definition): Update.
5553 (c_parser_objc_method_definition): Update.
5554 (c_parser_objc_methodproto): Update.
5555 (c_parser_declspecs): Update.
5557 2007-07-03 David Ung <davidu@mips.com>
5559 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5561 2007-07-03 David Ung <davidu@mips.com>
5562 Richard Sandiford <richard@codesourcery.com>
5564 * doc/invoke.texi: Document -march=74kf3_2.
5565 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5566 (TUNE_74K): Check for it.
5567 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5568 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5569 * config/mips/mips.md (cpu): Add 74kf3_2.
5570 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5571 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5572 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5573 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5574 74kf3_2 to the CPU list.
5575 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5576 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5577 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5578 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5579 (r74kf3_2_fxfer_from_c1): New insn reservations.
5581 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5582 David Ung <davidu@mips.com>
5584 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5585 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5586 and 74k[fx]. Document aliases for the new options.
5587 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5588 (PROCESSOR_24KF2_1): ...this.
5589 (PROCESSOR_24KX): Rename to...
5590 (PROCESSOR_24KF1_1): ...this.
5591 (PROCESSOR_74KF): Rename to...
5592 (PROCESSOR_74KF2_1): ...this.
5593 (PROCESSOR_74KX): Rename to...
5594 (PROCESSOR_74KF1_1): ...this.
5595 (TUNE_74K): Update PROCESSOR_* names.
5596 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5597 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5598 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5599 (mips_rtx_cost_data): Update processor names in comments.
5600 (mips_issue_rate): Update PROCESSOR_* names.
5601 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5602 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5603 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5604 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5605 Update cpu attribute names.
5606 (r24k_fpu_iss): Rename this reservation to...
5607 (r24kf2_1_fpu_iss): ...this and update all uses.
5608 (r24kx_fpu_iss): Rename this reservation to...
5609 (r24kf1_1_fpu_iss): ...this and update all uses.
5610 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5611 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5612 Update cpu attribute names.
5614 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5616 * config/m32r/constraints.md: New file.
5617 * config/m32r/m32r.c: Include tm-constrs.h.
5618 (small_data_operand): Use satisfies_constraint_* instead of macro.
5619 (addr24_operand, gen_compare): Likewise.
5620 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5621 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5622 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5623 EXTRA_CONSTRAINT): Likewise.
5624 * config/m32r/m32r.md: Include constraints.md.
5625 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5626 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5627 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5628 (two_insn_const_operand, int8_operand, uint16_operand,
5629 reg_or_int16_operand, reg_or_uint16_operand,
5630 reg_or_cmp_int16_operand, cmp_int16_operand,
5631 seth_add3_operand): Likewise.
5633 2007-07-03 Eric Christopher <echristo@gmail.com>
5635 * libgcc2.h: Conditionally declare __bswapsi2 and
5638 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5640 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5643 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5646 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5647 (__gthrw_pragma): Provide default definition.
5649 * gthr-posix.c (__gthrw_pragma): Define.
5651 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5653 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5654 before declaring inequality.
5656 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5658 * combine.c (recog_for_combine): Log the success or failure of
5659 matching new insn patterns against the machine description in
5662 2007-07-03 Revital Eres <eres@il.ibm.com>
5664 * ddg.c (print_sccs): New function.
5665 (check_sccs): New function.
5666 (create_ddg_all_sccs): Use it.
5667 * ddg.h (print_sccs): Declare.
5668 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5670 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5672 * targhooks.h (default_mode_for_suffix): New function declaration.
5673 * targhooks.c (default_mode_for_suffix): New default target hook.
5674 * target.h (struct c): New structure in the targetm struct.
5675 (mode_for_suffix): New target hook as part of struct c.
5676 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5677 default_mode_for_suffix.
5678 (TARGET_C): New define.
5679 * c-lex.c: Include "target.h".
5680 (interpret_float): Use targetm.c.mode_for_suffix to determine
5681 the mode for a given non-standard suffix.
5682 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5684 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5685 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5687 * doc/extend.texi (Floating Types): New node. Document __float80 and
5688 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5690 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5693 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5694 predicate instead of target_operand.
5695 (divsi3_i1_media, divsi3_media_2): Likewise.
5697 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5699 * tree.h (alias_sets_might_conflict_p): Rename into
5700 alias_sets_must_conflict_p.
5701 * alias.c (alias_sets_might_conflict_p): Likewise.
5702 (alias_sets_conflict_p): Use it.
5703 (objects_must_conflict_p): Likewise.
5704 * c-common.c (strict_aliasing_warning): Adjust.
5706 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5708 * rtlhooks.c (gen_lowpart_if_possible): Check for
5709 invalid subreg before calling gen_lowpart_SUBREG.
5711 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5713 * config/darwin9.h: Add copyright notice.
5714 (LINK_COMMAND_SPEC): Add comment.
5715 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5716 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5717 DARWIN_LIBSYSTEM_HAS_UNWIND.
5719 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5722 * omp-low.c (check_combined_parallel): New function.
5723 (lower_omp_parallel): Call it via walk_stmts, set
5724 OMP_PARALLEL_COMBINED if appropriate.
5725 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5726 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5727 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5728 don't consider it as combined parallel.
5730 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5732 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5733 (gcc_tooldir): Likewise.
5734 * configure: Regenerate.
5735 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5736 old configure.ac gcc_tooldir setting.
5737 (prefix_to_exec_prefix): New variable.
5738 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5739 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5741 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5743 Fix PR tree-optimization/32583
5744 Fix PR tree-optimization/32584
5745 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5746 (phi_translate_set): Use phi_translate directly now.
5747 (make_values_for_stmt): Don't value number RHS if we already know
5750 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5751 Jim Wilson <wilson@specifix.com>
5754 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5757 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5758 Richard Sandiford <richard@codesourcery.com>
5759 Nigel Stephens <nigel@mips.com>
5761 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5762 (mips16e_output_save_restore): Declare.
5763 (mips16e_save_restore_pattern_p): Likewise.
5764 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5765 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5766 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5767 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5768 (BITSET_P): New global macro, extracted from...
5769 (mips_for_each_saved_reg): ...here.
5770 (mips16e_save_restore_info): New struct.
5771 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5772 (mips16e_save_restore_regs): New variable.
5773 (mips_split_plus, mips16e_find_first_register): New functions.
5774 (mips16e_mask_registers): New function.
5775 (compute_frame_size): Expand the commentary before the function.
5776 Enforce the MIPS16e save and restore register range restrictions.
5777 Pad the general register save area at the low end.
5778 (mips16e_save_restore_reg, mips16e_build_save_restore)
5779 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5780 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5781 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5783 (mips_expand_prologue, mips_expand_epilogue): Handle
5784 GENERATE_MIPS16E_SAVE_RESTORE.
5785 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5787 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5789 PR tree-optimization/31966
5790 PR tree-optimization/32533
5791 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5792 "basic_block" description as its third argument. Update function
5793 calls to get destination bb from "edge" argument. Save "cond" into
5794 aux field of the edge. Update prototype for changed arguments.
5795 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5797 (find_phi_replacement_condition): Operate on incoming edges, not
5798 on predecessor blocks. If there is a condition saved in the
5799 incoming edge aux field, AND it with incoming bb predicate.
5800 Return source bb of the first edge.
5801 (clean_predicate_lists): Clean aux field of outgoing node edges.
5802 (tree_if_conversion): Do not initialize cond variable. Move
5803 variable declaration into the loop.
5804 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5805 initializations of new_stmt, arg0 and arg1 variables.
5807 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5809 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5810 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5812 2007-07-02 Richard Guenther <rguenther@suse.de>
5814 * tree-ssa.c (useless_type_conversion_p): Document
5815 future intent as defining the middle-end type system.
5816 Re-structure to call langhook last, group by type class,
5817 mark questionable parts.
5819 2007-07-02 Richard Guenther <rguenther@suse.de>
5821 * tree-flow.h (types_compatible_p): Declare.
5822 * tree-ssa.c (types_compatible_p): New function.
5823 * ipa-type-escape.c (discover_unique_type): Use
5824 types_compatible_p instead of lang_hooks.types_compatible_p.
5825 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5826 * tree-vn.c (expressions_equal_p): Likewise.
5827 * tree.c (fields_compatible_p): Likewise.
5828 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5829 (cprop_operand): Use useless_type_conversion_p instead of
5830 lang_hooks.types_compatible_p.
5831 * tree-inline.c (setup_one_parameter): Likewise.
5832 (declare_return_variable): Likewise.
5833 * tree-nrv.c (tree_nrv): Likewise.
5834 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5835 (maybe_fold_offset_to_component_ref): Likewise.
5836 (maybe_fold_offset_to_reference): Likewise.
5837 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5838 (merge_alias_info): Likewise.
5839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5840 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5841 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5842 * tree-tailcall.c (find_tail_calls): Likewise.
5843 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5844 * gimplify.c (canonicalize_addr_expr): Likewise.
5845 (fold_indirect_ref_rhs): Likewise.
5846 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5847 (cpt_same_type): Likewise.
5848 (check_pointer_types_r): Swap parameters to cpt_same_type
5850 * fold-const.c (fold_convert): Revert fix for PR15988.
5851 * tree-inline.c (setup_one_parameter): Instead fix it here by
5852 using fold_build1 instead of fold_convert and checking for
5853 error_mark_node. Convert only if the conversion is necessary.
5855 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5857 * configure.ac: Check for .gnu_attribute on Power.
5858 * configure: Regenerate.
5859 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5860 attribute for floating-point ABI.
5862 2007-07-02 Ira Rosen <irar@il.ibm.com>
5864 PR tree-optimization/32230
5865 PR tree-optimization/32477
5866 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5867 address is a constant.
5869 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5871 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5872 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5873 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5874 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5875 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5876 64-bit targets. Add support for *-elfoabi*.
5877 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5878 different settings if $(tm_defines) does not select the EABI.
5879 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5880 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5881 (MIPS_ARCH_OPTION_SPEC): Likewise.
5882 (MIPS_ISA_LEVEL_SPEC): Likewise.
5883 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5884 * config/mips/elfoabi.h: New file.
5886 2007-07-02 Richard Guenther <rguenther@suse.de>
5888 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5889 (useless_type_conversion_p): ... this.
5890 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5891 (useless_type_conversion_p): ... this.
5892 * builtins.c (fold_builtin_memory_op): Rename
5893 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5894 * tree-cfg.c (verify_expr): Likewise.
5895 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5896 * tree-ssa-ccp.c (ccp_fold): Likewise.
5897 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5898 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5899 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5900 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5901 * tree-ssa-pre.c (eliminate): Likewise.
5902 * tree-ssa.c (delete_tree_ssa): Likewise.
5903 (tree_ssa_useless_type_conversion): Likewise.
5904 * tree.c (build2_stat): Likewise.
5906 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5908 Fix PR tree-optimization/32571
5909 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5912 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5914 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5915 and other expected operations explicitly, change default to
5918 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5920 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5922 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5923 (tls_load_dot_plus_eight): Move the label number into the unspec.
5924 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5926 2007-07-01 Andreas Schwab <schwab@suse.de>
5928 * dwarf2out.c (initial_return_save): Define only if used.
5930 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5932 Unreverting Richard's Revert of:
5934 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5936 * dce.c (deletable_insn_p_1): New function, split out from...
5937 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5938 specially, not those inside PARALLELs. Remove BODY argument
5939 and adjust recursive call accordingly.
5940 (prescan_insns_for_dce): Update call to delete_insn_p.
5942 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5943 Revital Eres <eres@il.ibm.com>
5945 * ddg.c (create_ddg_all_sccs): Fix missed
5946 initialization of scc_nodes.
5948 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5951 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5952 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5954 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5956 * configure.ac: Check for .gnu_attribute on MIPS.
5957 * configure, config.in: Regenerate.
5958 * config/mips/mips.c (mips_file_start): If supported, output
5959 attribute for floating-point ABI.
5961 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5964 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5965 (ffs_cmove): New expander to expand using ctz pattern.
5966 (*ffs_cmove): Remove pattern.
5967 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5968 (ffsdi2): Expand using ctz pattern.
5969 (*ffs_rex64): Remove pattern.
5971 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5973 PR rtl-optimization/32296
5974 * pa.md (return): Delete pattern.
5975 (return_internal): Remove "(const_int 1)" from pattern.
5976 (epilogue): Use return_internal pattern for trivial returns.
5977 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5978 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5980 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5982 * tree-ssa-pre.c (is_exception_related): New function
5983 (can_value_number_operation): Use it.
5985 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5987 Fix PR tree-optimization/32540
5988 Fix PR tree-optimization/31651
5990 * tree-ssa-sccvn.c: New file.
5992 * tree-ssa-sccvn.h: Ditto.
5994 * tree-vn.c: Include tree-ssa-sccvn.h
5995 (val_expr_paid_d): Removed.
5996 (value_table): Ditto.
5997 (vn_compute): Ditto.
5998 (val_expr_pair_hash): Ditto.
5999 (val_expr_pair_expr_eq): Ditto.
6000 (copy_vuses_from_stmt): Ditto.
6003 (shared_vuses_from_stmt): Ditto.
6004 (print_creation_to_file): Moved up.
6005 (sort_vuses): Ditto.
6006 (sort_vuses_heap): Ditto.
6007 (set_value_handle): Make non-static.
6008 (make_value_handle): Ditto.
6009 (vn_add): Rewritten to use sccvn lookups.
6010 (vn_add_with_vuses): Ditto.
6011 (vn_lookup): Ditto (and second argument removed).
6012 (vn_lookup_with_vuses): Ditto.
6013 (vn_lookup_or_add): Ditto (and second argument removed);
6014 (vn_lookup_or_add_with_vuses): Ditto.
6015 (vn_lookup_with_stmt): New.
6016 (vn_lookup_or_add_with_stmt): Ditto.
6017 (create_value_handle_for_expr): Ditto.
6019 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6020 (seen_during_translate): New function.
6021 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6022 (phi_trans_add): Ditto.
6023 (constant_expr_p): FIELD_DECL is always constant.
6024 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6025 Use constant_expr_p.
6026 Avoid infinite recursion on mutually valued expressions.
6027 Change callers of vn_lookup_or_add.
6028 (phi_translate): New function.
6029 (compute_antic_safe): Allow phi nodes.
6030 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6031 (find_or_generate_expression): Rewrite slightly.
6032 (create_expression_by_pieces): Updated for vn_lookup_or_add
6034 Update VN_INFO for new names.
6035 (insert_into_preds_of_block): Update for new names.
6036 (add_to_exp_gen): New function.
6037 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6038 (find_existing_value_expr): Rewrite to changed vn_lookup.
6039 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6040 (try_look_through_load): Removed.
6041 (try_combine_conversion): Ditto.
6042 (get_sccvn_value): New function.
6043 (make_values_for_phi): Ditto.
6044 (make_values_for_stmt): Ditto.
6045 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6047 (init_pre): Update for SCCVN changes.
6049 (execute_pre): Ditto.
6051 * tree-flow.h (make_value_handle): Declare.
6052 (set_value_handle): Ditto.
6053 (sort_vuses_heap): Ditto.
6054 (vn_lookup_or_add_with_stmt): Ditto.
6055 (vn_lookup_with_stmt): Ditto.
6056 (vn_compute): Remove.
6059 (vn_lookup): Update arguments.
6061 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6063 (tree-ssa-sccvn.o): New.
6064 (OBJS-common): Add tree-ssa-sccvn.o
6066 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6069 * c-typeck.c (build_external_ref): Don't mark as used if called
6071 * calls.c (rtx_for_function_call): Likewise.
6073 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6077 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6079 * dce.c (deletable_insn_p_1): New function, split out from...
6080 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6081 specially, not those inside PARALLELs. Remove BODY argument
6082 and adjust recursive call accordingly.
6083 (prescan_insns_for_dce): Update call to delete_insn_p.
6085 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6087 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6088 (try_combine): Move potential calls to undo_all() so they happen
6089 before we commit to using the combined insns.
6091 2006-06-30 Jan Hubicka <jh@suse.cz>
6093 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6096 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6098 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6099 (cgraph_remove_unreachable_nodes): Likewise.
6100 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6101 * ipa-inline.c (update_caller_keys): Cast according to the coding
6103 (cgraph_decide_recursive_inlining): Likewise.
6104 (cgraph_decide_inlining_of_small_function): Likewise.
6105 (try_inline): Likewise.
6106 (cgraph_decide_inlining_incrementally): Likewise.
6107 * ipa-pure-const.c (get_function_state): Likewise.
6108 (scan_function): Likewise.
6109 (analyze_function): Likewise.
6110 (static_execute): Likewise.
6111 * ipa-reference.c (scan_for_static_refs): Likewise.
6112 (merge_callee_local_info): Likewise.
6113 (analyze_function): Use type safe memory macros.
6114 (static_execute): Likewise. Cast according to the coding conventions.
6115 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6117 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6119 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6120 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6123 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6126 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6127 for complex modes (both int and real).
6129 2007-06-29 Jan Hubicka <jh@suse.cz>
6131 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6133 2007-06-29 Jan Hubicka <jh@suse.cz>
6136 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6139 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6142 * config/avr/avr.c: Include dataflow header file.
6143 (expand_prologue): Adjust for prologue insn change.
6144 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6147 2007-06-29 Richard Guenther <rguenther@suse.de>
6150 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6151 during type verification.
6153 2007-06-29 Jan Hubicka <jh@suse.cz>
6155 * recog.c (validate_change_rtx_1): Unshare TO argument.
6157 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6159 PR tree-optimization/24659
6160 * tree-vect-transform.c (vectorizable_call): Handle
6161 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6163 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6164 * config/i386/i386.c (enum ix86_builtins)
6165 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6166 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6168 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6169 const using def_builtin_const.
6170 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6171 input operands in the same modes as the result.
6172 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6174 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6176 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6177 (df_set_dead_notes_for_mw): Likewise.
6179 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6181 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6183 2007-06-28 DJ Delorie <dj@redhat.com>
6185 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6187 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6189 * doc/invoke.texi (C++ Dialect Options): Document
6190 fvisibility-ms-compat.
6191 * c.opt (fvisibility-ms-compat): New.
6193 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6196 * tree-affine.c (aff_combination_add_elt): Handle
6197 pointer addition specially.
6199 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6201 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6202 decl is non-external for AIX ABI.
6204 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6206 * config/rs6000/predicates.md (current_file_function_operand):
6207 Ensure the symbol is non-external for AIX ABI.
6209 2007-06-28 Nick Clifton <nickc@redhat.com>
6211 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6212 (fdce, fdse, fpredictive-commoning): Likewise.
6214 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6217 * gcc.c (process_command): Recognize the new -static-libgfortran
6220 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6223 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6224 Use a call clobbered hard reg instead of a pseudo reg.
6226 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6228 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6230 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6233 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6234 REG_LIBCALL and REG_RETVAL notes.
6235 (divsi3, mulsi3): Likewise.
6236 (mulhisi3): Likewise. Use emit_libcall_block.
6237 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6239 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6241 PR rtl-optimization/32481
6242 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6244 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6246 * dce.c (deletable_insn_p_1): New function, split out from...
6247 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6248 specially, not those inside PARALLELs. Remove BODY argument
6249 and adjust recursive call accordingly.
6250 (prescan_insns_for_dce): Update call to delete_insn_p.
6252 2007-06-27 Richard Guenther <rguenther@suse.de>
6255 * tree.h (fold_convertible_p): Declare.
6256 * fold-const.c (fold_convertible_p): New function.
6257 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6258 instead of lang_hooks.types_compatible_p.
6260 2007-06-26 Jan Hubicka <jh@suse.cz>
6262 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6263 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6264 early use validate_unshare_change.
6265 (reload_combine): Likewise.
6266 * recog.c (change_t): New field unshare.
6267 (validate_change_1): Rename from validate_change; add argument unshare.
6268 (validate_change): Turn into wrapper of validate_change_1; update
6269 prototype for bools.
6270 (validate_unshare_change): New.
6271 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6272 calls of df_insn_rescan.
6273 * recog.h (validate_change): Replace ints by bools.
6274 (validate_unshare_change): Declare.
6276 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6278 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6280 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6282 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6284 2007-06-25 Jan Hubicka <jh@suse.cz>
6286 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6288 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6289 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6290 places other call site specific checks are performed.
6292 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6295 * tree-vect-transform.c (vectorizable_operation): Convert
6296 POINTER_PLUS_EXPR over to PLUS_EXPR.
6298 2007-06-25 Chao-ying Fu <fu@mips.com>
6300 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6301 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6302 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6303 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6305 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6306 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6307 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6308 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6309 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6310 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6311 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6312 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6313 ALL_FIXED_POINT_MODE_P): New define.
6314 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6316 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6318 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6319 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6320 MODE_VECTOR_UACCUM): New mode classes.
6322 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6323 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6324 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6327 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6328 (blank_mode): Initialize ibit and fbit.
6329 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6330 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6332 (new_adjust): Change required_class to required_class_from and
6333 required_class_to for testing within a range.
6334 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6335 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6337 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6338 (make_fixed_point_mode): New.
6339 (_ADD_ADJUST): Change C to C1 and C2.
6340 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6341 use a range for machine classes.
6342 (ADJUST_IBIT, ADJUST_FBIT): New.
6343 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6345 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6346 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6347 Emit adjustment for ibit and fbit.
6348 (emit_mode_ibit, emit_mode_fbit): New.
6349 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6351 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6353 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6354 as the source of the set.
6356 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6358 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6359 FP_REGNO_P): Use IN_RANGE.
6360 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6361 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6362 (DATA_REG_P): Use DATA_REGNO_P.
6363 (FP_REG_P): Use FP_REGNO_P.
6364 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6365 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6366 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6368 2007-06-24 Jan Hubicka <jh@suse.cz>
6371 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6373 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6376 * fold-const.c (fold_binary): Strip nops of operand 0
6377 of BIT_NOT_EXPR before calling operand_equal_p.
6378 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6379 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6381 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6383 * doc/extend.texi: Document that dllimport and dllexport imply
6385 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6386 imported or exported declaration, including type declarations.
6387 * c-common.c (handle_visibility_attribute): Check for conflicts
6388 with dllimport/dllexport.
6389 (c_determine_visibility): Handle dllimport/dllexport as an
6390 explicit visibility atttribute.
6392 2007-06-23 Richard Guenther <rguenther@suse.de>
6394 PR tree-optimization/16876
6396 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6398 * tree-inline.c (initialize_inlined_parameters): Do not call
6399 lang_hooks.tree_inlining.convert_parm_for_inlining.
6400 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6401 reason for mismatched types.
6402 * gimplify.c (gimplify_call_expr): Verify the call expression
6403 arguments match the called function type signature. Otherwise
6404 mark the call expression to be not considered for inlining
6405 using CALL_CANNOT_INLINE_P flag.
6406 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6407 edges call expression.
6408 (cgraph_decide_inlining_of_small_function): Likewise.
6409 (cgraph_decide_inlining): Likewise.
6410 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6412 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6413 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6414 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6416 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6417 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6419 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6420 convert_parm_for_inlining member.
6422 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6425 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6426 Remove optimization for GT.
6428 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6431 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6433 (prescan_insns_for_dce): Add extra parameter.
6435 2007-06-23 Jan Hubicka <jh@suse.cz>
6438 * gimplify.c (mark_addressable): New function.
6439 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6441 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6444 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6446 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6449 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6450 moves between MMX/SSE registers to at least 8 units to prevent
6451 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6453 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6455 * config/i386/i386.c (override_options): Correct x86_sahf
6458 2007-06-21 David Daney <ddaney@avtrex.com>
6461 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6462 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6463 (exception_receiver): Renamed to ...
6464 (nonlocal_goto_receiver): ... this.
6466 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6468 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6469 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6470 partial register accesses.
6472 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6474 * fold-const.c (debug_fold_checksum): Move it under
6475 ENABLE_FOLD_CHECKING.
6477 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6480 * tree.h (debug_fold_checksum): Declared.
6481 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6482 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6483 build_fold_addr_expr_with_type_1.
6484 (fold_addr_expr, debug_fold_checksum): New.
6485 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6486 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6489 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6491 PR tree-optimization/19590
6492 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6493 of scev is a constant.
6494 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6496 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6498 * df-problems.c (df_note_bb_compute): Made computation of live
6499 info consistent with df_lr.
6501 2007-06-21 Richard Guenther <rguenther@suse.de>
6503 PR tree-optimization/32453
6504 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6505 for pointer anti-range.
6507 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6509 * config/i386/i386.c (processor_target_table): Increase maximum
6510 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6513 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6514 byte alignment if > 8 byte alignment is preferred.
6515 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6517 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6519 PR tree-optimization/31866
6520 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6521 if ASM_EXPR's input is not a SSA_NAME.
6524 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6525 but decl is a global var, instead return decl.
6526 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6527 even for is_global_var decls, if they are private in some outer
6530 2007-06-21 Richard Guenther <rguenther@suse.de>
6532 PR tree-optimization/32451
6533 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6535 2007-06-21 Christian Bruel <christian.bruel@st.com>
6537 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6538 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6539 (push_regs): Changed saving order or banked registers.
6540 (sh_expand_epilogue): Likewise.
6541 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6542 (FIRST_BANKED_REG): Likewise.
6543 (LAST_BANKED_REG): Likewise.
6544 * config/sh/sh.md (banked) New attribute.
6545 (in_delay_slot): Check banked attribute.
6547 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6549 PR tree-optimization/32075
6550 * tree-data-ref.c (subscript_dependence_tester_1,
6551 analyze_miv_subscript, analyze_overlapping_iterations,
6552 add_distance_for_zero_overlaps, build_classic_dist_vector,
6553 subscript_dependence_tester_1, analyze_overlapping_iterations,
6554 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6555 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6556 to evolution_function_is_affine_multivariate_p.
6558 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6560 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6562 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6565 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6567 * config/m32c/prologue.md (epilogue_exitd_16): New.
6568 (epilogue_reit_16): New.
6569 (epilogue_exitd): Rename to epilogue_exitd_24.
6570 (epilogue_reit): Rename to epilogue_reit_24.
6572 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6573 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6575 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6577 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6578 if dbg_cnt (sched_insn) reaches the limit.
6579 (choose_ready): New parameter INSN_PTR and new return value.
6580 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6581 the new return value from choose_ready.
6582 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6583 (rest_of_handle_global_alloc): New global_alloc_at_func.
6585 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6587 PR tree-optimization/25737
6588 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6589 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6590 * tree-flow.h (struct fieldoff): Add new field alias_set.
6591 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6592 argument addressable_type. Set alias_set of fieldoff.
6593 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6594 (create_overlap_variables_for): Pass alias_set from fieldoff to
6596 * alias.c (get_alias_set): Use alias_set from SFT if set.
6598 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6600 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6601 of a variable as an unsigned HOST_WIDE_INT integer.
6603 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6605 PR rtl-optimization/32405
6606 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6608 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6610 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6613 * builtins.c: Include diagnostic.h.
6614 (expand_builtin_expect): Make gcc_assert more permissive.
6615 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6618 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6622 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6623 if ACCUMULATE_OUTGOING_ARGS.
6625 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6627 * config/m68hc11/m68hc11.c: Include dataflow header file.
6628 (m68hc11_reorg): Port to dataflow.
6630 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6632 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6633 (struct df_problem.free_blocks_on_set_blocks): New field.
6634 (struct dataflow.optional_p): New field.
6635 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6636 (df_live_set_all_dirty): New function.
6637 * df-scan.c (df_scan_alloc): Initialize optional_p.
6638 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6639 * df-core.c (df_set_blocks): Removed use of
6640 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6641 df_problem.free_blocks_on_set_blocks to determine which blocks are
6643 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6644 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6645 uses dataflow.optional_p to determine if problem should be
6647 (rest_of_handle_df_initialize): Only start live problem if
6649 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6650 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6651 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6652 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6653 problem_NOTE): Initialize free_blocks_on_set_blocks.
6654 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6656 (df_live_set_all_dirty, df_note_alloc): New function.
6657 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6659 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6660 * postreload.c (reload_combine): Ditto.
6661 * cse.c (cse_extended_basic_block): Ditto.
6662 * regmove.c (mark_flags_life_zones): Ditto.
6663 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6664 erase_matching_seqs): Ditto.
6665 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6666 * integrate (allocate_initial_values): Ditto.
6667 * combine.c (reg_dead_at_p): Ditto.
6668 * resource.c (mark_target_live_regs): Ditto.
6669 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6670 * config/sh/sh.c (find_r0_life_regions): Ditto.
6671 * global.c (rest_of_handle_global_alloc): Only add back df_live
6673 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6675 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6677 (if_convert): Make sure df_live is there at -O == 1.
6678 (pass_if_after_combine): Cleanup flags.
6679 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6680 is there at -O == 1.
6682 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6684 * config/arm/arm.c (arm_get_frame_offsets): Set
6685 offsets->locals_base to avoid negative stack size.
6686 (thumb1_expand_prologue): Assert on negative stack size.
6688 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6690 PR tree-optimization/32367
6691 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6692 of the chrec has no evolution in that loop.
6693 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6695 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6697 * config/xtensa/xtensa.c: Include "df.h".
6698 (xtensa_builtin_saveregs): Use adjust_address instead of
6700 (xtensa_va_start): Invoke make_tree with sizetype for
6701 expand_builtin_saveregs and then convert the result to a pointer.
6702 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6703 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6704 Subtract argument size from index value as integers and then use
6705 POINTER_PLUS_EXPR to add the result to the array address.
6707 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6710 * config/m32c/m32c.c: Include dataflow header file.
6711 (m32c_emit_prologue): Adjust for prologue insn change.
6712 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6713 once inside a PARALLEL. Assume frame size passed in operand 0
6714 includes space to save the fb register.
6715 (prologue_enter_24): Likewise.
6716 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6718 2007-06-19 David Daney <ddaney@avtrex.com
6721 * config/mips/mips.md (cprestore): Mark $gp as used.
6723 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6726 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6727 (frv_ifcvt_modify_insn): Likewise.
6729 2007-06-19 Richard Guenther <rguenther@suse.de>
6731 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6732 only handle positive offsets that fit in a HOST_WIDE_INT.
6734 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6736 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6737 result of rsqrt insn for zero input argument to avoid NaN.
6739 2007-06-19 Richard Guenther <rguenther@suse.de>
6742 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6744 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6746 PR tree-optimization/32353
6747 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6749 2007-06-19 Nick Clifton <nickc@redhat.com>
6751 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6753 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6756 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6757 * config/i386/i386.c (assign_386_stack_local): Assert that
6758 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6759 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6760 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6761 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6763 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6765 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6767 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6769 PR rtl-optimization/32321
6770 * gcse.c (replace_store_insn): Update the note before
6771 calling emit_insn_after.
6773 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6776 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6778 * df-problems.c (df_note_bb_compute): Fix dumping info.
6780 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6782 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6783 insn with emit_jump_insn.
6785 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6787 PR tree-optimization/32383
6788 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6789 * targhooks.h (default_builtin_reciprocal): Update prototype.
6790 * target.h (struct gcc_target): Update builtin_reciprocal.
6791 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6792 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6793 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6794 when fndecl is in BUILT_IN_MD class.
6795 (execute_convert_to_rsqrt): Ditto.
6797 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6798 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6799 Convert BUILT_IN_SQRTF code only when md_fn is false.
6801 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6803 * bt-load.c (move_btr_def): Fix the order of arguments
6804 to validate_replace_rtx.
6806 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6808 * config/m68k/m68k-devices.def: Add 54450..54455.
6810 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6812 PR rtl-optimization/32366
6813 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6814 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6817 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6820 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6821 this is true, rescan insn being modified.
6822 (sms_schedule): Added rescan parameter.
6823 (rest_of_handle_sms): Moved freeing of dominance info to before
6824 getting out of cfg_layout.
6826 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6828 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6829 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6832 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6833 FL_CF_EMAC from the entry for isac.
6835 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6836 (const_sibcall_operand): New.
6837 (sibcall_operand): Use it.
6838 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6839 (m68k_isas): ISAC does not imply FPU or EMAC.
6840 (override_options): Add ISA_C logic for symbolic jump & call.
6842 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6844 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6845 return mode from the builtin itself.
6846 (sparc_fold_builtin): Fix cast of zero constant.
6848 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6850 * targhooks.c (default_builtin_reciprocal): New default target hook.
6851 * targhooks.h (default_builtin_reciprocal): Add prototype.
6852 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6853 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6854 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6855 default_builtin_reciprocal.
6857 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6860 * hooks.c (hook_tree_tree_bool_null): New hook.
6861 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6862 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6863 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6864 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6865 and convert it to reciprocal a*rfunc(b).
6866 (execute_convert_to_rsqrt): New function.
6867 (gate_convert_to_rsqrt): New function.
6868 (pass_convert_to_rsqrt): New pass definition.
6869 * target.h (struct gcc_target): Add builtin_reciprocal.
6870 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6871 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6872 TARGET_BUILTIN_RECIPROCAL.
6873 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6875 * config/i386/i386.h (TARGET_RECIP): New define.
6876 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6877 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6878 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6879 and not optimizing for size.
6880 (*rcpsf2_sse): New insn pattern.
6881 (*rsqrtsf2_sse): Ditto.
6882 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6883 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6884 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6885 and not optimizing for size.
6886 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6887 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6888 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6889 and not optimizing for size.
6890 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6891 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6892 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6893 and not optimizing for size.
6894 (*sse_rsqrtv4sf2): Do not export.
6896 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6897 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6898 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6899 and not optimizing for size.
6901 * config/i386/i386.opt (mrecip): New option.
6902 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6903 (ix86_emit_swsqrtsf): Ditto.
6904 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6905 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6907 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6908 ix86_expand_unop1_builtin.
6909 (ix86_emit_swdivsf): New function.
6910 (ix86_emit_swsqrtsf): Ditto.
6911 (ix86_builtin_reciprocal): New function.
6912 (TARGET_BUILTIN_RECIPROCAL): Use it.
6913 (ix86_vectorize_builtin_conversion): Rename from
6914 ix86_builtin_conversion.
6915 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6916 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6917 "i386 and x86_64 Options" section.
6918 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6920 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6921 Zdenek Dvorak <dvorakz@suse.cz>
6922 Richard Guenther <rguenther@suse.de>
6923 Kaz Kojima <kkojima@gcc.gnu.org>
6925 * tree-vrp.c (compare_values_warnv): Convert val2 to
6927 (extract_range_from_assert): Create
6928 POINTER_PLUS_EXPR for pointer types.
6929 (extract_range_from_binary_expr): Handle
6930 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6932 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6933 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6934 POINTER_PLUS_EXPR as PLUS_EXPR.
6935 (number_of_iterations_lt_to_ne):
6936 For pointer types, use sizetype when
6937 creating MINUS_EXPR/PLUS_EXPRs.
6938 (assert_loop_rolls_lt): For pointer types, use sizetype when
6939 creating MINUS_EXPR/PLUS_EXPRs.
6940 (number_of_iterations_le): Likewise.
6941 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6942 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6943 like PLUS_EXPR and MINUS_EXPR.
6944 * tree-pretty-print.c (dump_generic_node): Handle
6946 (op_prio): Likewise.
6947 (op_symbol_1): Likewise.
6948 * optabs.c (optab_for_tree_code): Likewise.
6949 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6951 * tree-tailcall.c (process_assignment): Mention
6952 POINTER_PLUS_EXPR in a TODO comment.
6953 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6954 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6955 not used with a pointer and an integer type.
6956 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6957 increment using chrec_convert_rhs instead of chrec_convert.
6958 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6959 PLUS_EXPR except for the right hand side's type will be
6961 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6962 (fold_used_pointer_cast): Kill.
6963 (pointer_offset_p): Kill.
6964 (fold_used_pointer): Kill.
6965 (pointer_used_p): Kill.
6966 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6967 call fold_used_pointer.
6968 (instantiate_parameters_1): Convert the increment
6969 using chrec_convert_rhs instead of chrec_convert.
6970 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6971 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6972 instead of PLUS_EXPR.
6973 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6974 PLUS_EXPR for pointers.
6975 (std_gimplify_va_arg_expr): Likewise.
6976 (fold_builtin_memory_op): Likewise.
6977 (fold_builtin_strstr): Likewise.
6978 (fold_builtin_strchr): Likewise.
6979 (fold_builtin_strrchr): Likewise.
6980 (fold_builtin_strpbrk): Likewise.
6981 (expand_builtin_memory_chk): Likewise.
6982 (fold_builtin_memory_chk): Likewise.
6983 (std_expand_builtin_va_start): Use
6984 sizetype for the call to make_tree and then convert
6985 to the pointer type.
6986 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6987 instead of PLUS_EXPR for adding to a pointer.
6988 (std_gimplify_va_arg_expr): Use fold_build2 for
6989 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6990 the operands to sizetype first and then cast the BIT_AND_EXPR
6991 back to the pointer type.
6992 * fold-const.c (build_range_check): Handle pointer types
6994 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6995 of PLUS_EXPR's. Make sure the offset is converted to
6997 (try_move_mult_to_index): Strip the NOPs from the offset.
6998 Remove code argument and replace all uses with PLUS_EXPR.
6999 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7000 specially. Don't use a pointer type for MINUS_EXPR.
7001 (fold_unary): Handle for (T1)(X op Y),
7002 only p+ as that is the only as that can be handled for
7003 binary operators now.
7004 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7006 <case PLUS_EXPR>: Add folding of PTR+INT into
7008 Don't call try_move_mult_to_index.
7009 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7010 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7011 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7012 Don't call try_move_mult_to_index.
7013 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7014 (tree_expr_nonzero_p): Likewise.
7015 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7016 of PLUS_EXPR for the complex expression folding.
7017 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7018 first chrec is a pointer type, then the second should
7019 be sizetype and not the first's type.
7020 For POINTER_PLUS_EXPR, use a different right hand side type.
7021 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7022 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7023 different right hand side type.
7024 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7025 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7026 instead of PLUS_EXPR.
7027 When either operand is zero, convert the other operand.
7028 (chrec_apply): Use chrec_convert_rhs
7029 on the argument x instead of chrec_convert.
7030 (reset_evolution_in_loop): For pointer types, the new_evol
7032 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7033 different right hand side type.
7034 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7035 (chrec_convert_rhs): New function.
7036 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7037 different right hand side type.
7038 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7039 * tree-chrec.h (chrec_convert_rhs): New prototype.
7040 (build_polynomial_chrec): For pointer types, the right hand
7041 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7042 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7043 Remove subtraction case as it is always addition now.
7044 Make sure the offset is converted to sizetype.
7045 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7046 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7047 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7048 PLUS_EXPR in pointer type.
7049 Handle POINTER_PLUS_EXPR.
7050 (tree_to_aff_combination): Likewise.
7051 (force_expr_to_var_cost): Likewise.
7052 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7053 instead of PLUS_EXPR for pointers.
7054 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7055 instead of PLUS_EXPR of pointer types.
7056 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7058 (check_va_list_escapes): Likewise.
7059 (check_all_va_list_escapes): Likewise.
7060 * dwarf2out.c (loc_descriptor_from_tree_1):
7061 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7062 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7063 (string_constant): Likewise.
7064 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7065 the offset to the base, use POINTER_PLUS_EXPR.
7066 (add_to_parts): Convert the index to sizetype.
7067 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7068 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7069 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7070 Offset only holds something for PLUS_EXPR.
7071 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7073 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7075 (analyze_accesses_for_modify_stmt): Likewise.
7076 Remove comment about the type being integral type as it is
7078 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7080 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7082 Correct the type which the artimentic is done in (is now
7085 * tree-data-ref.c (split_constant_offset): Handle
7087 * tree-affine.c (tree_to_aff_combination): Likewise.
7088 * c-typeck.c (build_unary_op): For pointers create the increment
7089 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7091 * gimplify.c (gimplify_self_mod_expr): Create a
7092 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7093 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7094 * tree.def (POINTER_PLUS_EXPR): New tree code.
7095 * tree-predcom.c (ref_at_iteration): If we have a pointer
7096 type do the multiplication in sizetype.
7097 * tree-mudflap.c (mf_xform_derefs_1): Create a
7098 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7099 * tree-ssa-forwprop.c
7100 (forward_propagate_addr_into_variable_array_index):
7101 Don't expect there to be a cast for the index as that
7102 does not exist anymore.
7103 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7104 instead of PLUS_EXPR.
7105 Don't check for the first operand of the POINTER_PLUS_EXPR
7106 was the index as it cannot be.
7107 Call forward_propagate_addr_into_variable_array_index with
7108 the SSA_NAME instead of the statement.
7109 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7110 (compare_constant): Likewise.
7111 (copy_constant): Likewise.
7112 (compute_reloc_for_constant): Likewise.
7113 (output_addressed_constants): Likewise.
7114 (initializer_constant_valid_p): Likewise.
7115 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7116 Convert the MIN/MAX of the inner type to the outer
7117 type before comparing them.
7118 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7119 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7120 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7121 of PLUS_EXPR for pointers.
7122 * tree-inline.c (estimate_num_insns_1): Handle
7124 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7125 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7126 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7127 instead of PLUS_EXPR for the pointer increment statement.
7128 (vect_update_ivs_after_vectorizer): For pointer types, create
7129 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7130 MULT_EXPR in sizetype.
7131 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7133 * tree-object-size.c (plus_expr_object_size): Handle
7134 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7135 code which is trying to figure out which side is a pointer and
7137 (check_for_plus_in_loops_1): Likewise.
7138 (check_for_plus_in_loops): Likewise.
7139 * c-common.c (pointer_int_sum): Create a
7140 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7141 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7142 only POINTER_PLUS_EXPR. Removing all the extra
7143 code which is trying to figure out which side is a pointer and
7145 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7146 PLUS_EXPR and MINUS_EXPR.
7147 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7149 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7150 with make_tree, instead of a pointer type.
7151 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7152 for pointers instead of PLUS_EXPR.
7153 (s390_gimplify_va_arg): Likewise.
7154 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7155 instead of PLUS_EXPR when doing addition on pointer
7156 types. Use sizetype for the second operand.
7157 (spu_gimplify_va_arg_expr): Likewise.
7158 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7159 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7160 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7161 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7162 for the pointer addition and also use size_int/sizetype
7164 (ix86_gimplify_va_arg): Likewise.
7165 Perform BIT_AND_EXPR on sizetype arguments.
7166 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7167 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7168 for the pointer additions and also use size_int for the offsets.
7169 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7170 additions and also use size_int for the offsets. Perform
7171 BIT_AND_EXPR on sizetype arguments.
7172 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7173 POINTER_PLUS_EXPR for pointers and create the
7174 BIT_AND_EXPR in sizetype.
7175 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7176 instead of PLUS_EXPR for pointer addition.
7177 (rs6000_va_start): Likewise.
7178 Also use sizetype for the offset.
7179 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7180 as PLUS_EXPR/MINUS_EXPR.
7181 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7182 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7183 Don't use BIT_AND_EXPR on a pointer type, convert the
7184 expression to sizetype first.
7185 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7187 (mips_gimplify_va_arg_expr): Likewise.
7188 Don't create BIT_AND_EXPR in a pointer type.
7190 2007-06-15 Eric Christopher <echristo@apple.com>
7192 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7193 (x86_64-*-darwin*): Ditto.
7194 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7197 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7199 * doc/extend.texi: Document behavior of __attribute__((aligned))
7202 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7204 * rtlanal.c (note_stores): Improve documentation.
7206 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7208 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7209 LOCAL_LABEL_PREFIX): Delete.
7210 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7211 (bfin_internal_label): Delete.
7213 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7215 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7216 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7217 otherwise define to LIBGCC2_TF_CEXT.
7218 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7219 (LIBGCC_TF_CEXT): Ditto.
7222 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7224 PR rtl-optimization/32339
7225 * df-scan.c (df_uses_record): Don't modify flags but just add to
7226 it for df_ref_record.
7228 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7230 * tree-mudflap.c: Fix whitespace issues.
7232 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7234 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7236 2007-06-14 Eric Christopher <echristo@apple.com>
7238 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7239 (movv4sf): Use gcc_unreachable instead of abort.
7241 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7244 * config/i386/sfp-machine.h (CMPtype): New define.
7245 (mach stubs): Use CMPtype instead of int as a return type.
7247 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7249 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7250 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7251 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7252 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7253 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7254 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7255 config/soft-fp/soft-fp.h: Update from glibc CVS.
7257 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7259 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7261 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7264 * config/v850/v850.c: Include dataflow header file.
7265 (substitute_ep_register): Fix typo.
7267 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7269 * configure.ac: Fix earlier checkin.
7270 * configure: Regenerated.
7272 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7274 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7275 * aclocal.m4: Regenerate.
7276 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7277 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7278 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7279 * configure: Regenerate.
7280 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7282 * Makefile.in (quickstrap): Build libgcc too.
7284 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7286 * configure.ac: Add --enable-checking=df. Explicitly mention that
7287 the variables are initialized as for "release".
7288 * df-core.c: Use it.
7289 * configure: Regenerate.
7290 * config.in: Regenerate.
7292 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7294 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7295 validate_replace_rtx instead of replace_rtx.
7296 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7298 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7300 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7301 (DWARF2_UNWIND_INFO): Override default if configured with
7303 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7304 (ENDFILE_SPEC): Add crtend.o.
7305 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7306 (ENDFILE_SPEC): Add crtend.o.
7307 (TARGET_USE_JCR_SECTION): Define.
7308 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7310 * config/i386/cygming-crtbegin.c: New file.
7311 * config/i386/cygming-crtend.c: New file.
7313 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7315 * config/i386/w32-unwind.h: New file.
7317 2007-06-13 Eric Christopher <echristo@apple.com>
7319 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7320 the user set a value below STACK_BOUNDARY.
7322 2007-06-13 Thiemo Seufer <ths@networkno.de>
7324 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7325 imply -lpthread for -pthread.
7327 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7329 * basic-block.h: Remove the prototype for
7330 free_basic_block_vars.
7331 * cfglayout.h: Remove the prototype for
7332 insn_locators_initialize.
7333 * tree.h: Remove the prototype for emit_line_note.
7335 * tree-ssa-pre.c (mergephitemp): Remove.
7336 (init_pre): Don't use mergephitemp.
7338 2007-06-13 Eric Christopher <echristo@apple.com>
7340 * config/i386/i386.c (override_options): If we've specified
7341 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7343 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7345 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7348 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7350 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7351 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7352 (eh_store_handler): New pattern.
7353 (eh_return): Emit it instead of a plain move.
7355 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7357 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7358 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7359 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7362 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7364 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7365 (find_next_insn_start, find_load): New functions.
7366 (bfin_reorg): Use them to deal with the fact that parallel insns are
7367 no longer represented as a SEQUENCE.
7369 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7371 * config/sparc/sparc.c (sparc_override_options): Initialize
7374 2007-06-13 Dave Korn <dave.korn@artimi.com>
7376 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7379 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7381 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7382 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7383 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7384 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7385 tree-vect-transform.c: Fix comment typos. Follow spelling
7388 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7390 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7391 to the exit block use set.
7392 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7393 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7394 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7396 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7398 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7399 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7400 to indicate an error.
7401 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7403 (dbg_cnt_process_opt): Print an error on a bad argument.
7404 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7405 * common.opt (-fdbg-cnt-list): New.
7406 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7408 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7410 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7411 flag on ref-all pointers.
7413 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7416 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7417 for the offset with the modifier as EXPAND_INITIALIZER
7418 if the modifier is EXPAND_INITIALIZER.
7419 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7420 a register if we had an overflow.
7422 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7424 * real.c (real_isfinite): New.
7425 (real_sqrt): Use it.
7426 * real.h (real_isfinite): New.
7427 * builtins.c: Use it.
7429 2007-06-12 Ian Lance Taylor <iant@google.com>
7430 Daniel Berlin <dberlin@dberlin.org>
7433 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7434 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7435 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7436 (DECL_NO_TBAA_P): Define.
7437 (struct tree_decl_common): Add no_tbaa_flag field.
7438 * tree-ssa-structalias.c (struct variable_info): Add
7439 no_tbaa_pruning field.
7440 (new_var_info): Initialize no_tbaa_pruning field.
7441 (unify_nodes): Copy no_tbaa_pruning field.
7442 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7443 (dump_solution_for_var): Print no_tbaa_pruning flag.
7444 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7446 (compute_tbaa_pruning): New static function.
7447 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7448 Call compute_tbaa_pruning.
7449 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7450 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7451 * gimple-low.c (lower_stmt): Likewise.
7452 * tree-gimple.c (is_gimple_stmt): Likewise.
7453 * tree-ssa-operands.c (get_expr_operands): Likewise.
7454 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7455 * tree-inline.c (estimate_num_insns_1): Likewise.
7456 (copy_result_decl_to_var): Likewise.
7457 * expr.c (expand_expr_real_1): Likewise.
7458 * tree-pretty-print.c (dump_generic_node): Likewise.
7459 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7460 * omp-low.c (omp_copy_decl_2): Likewise.
7461 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7462 * doc/c-tree.texi (Expression trees): Document
7463 CHANGE_DYNAMIC_TYPE_EXPR.
7465 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7467 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7468 with !HONOR_NANS and !HONOR_INFINITIES.
7469 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7471 2007-06-12 Tristan Gingold <gingold@adacore.com>
7473 * gcov.c: Comments updated.
7474 (source_info): Add file_time field.
7475 (source_index): New variable.
7476 (mutiple_files): New variable.
7477 (generate_results): New function extracted from process_file.
7478 (process_file): Save and restore chain of functions, generate
7479 results and free structures only if not merging results.
7480 (release_structures): File names are now freed in create_file_names
7481 (create_file_names): Free previous file names.
7482 (find_source): File date is now read here and modifications in
7483 source files is checked here.
7484 (read_graph_file): Only reverse order of functions for the current
7486 (make_gcov_file_name): Do not generate long names if input_name is
7488 (output_lines): If merging results do not display graph, data and
7490 Checking source file modification is done in find_source.
7492 * doc/gcov.texi: Append an s to sourcefile.
7494 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7496 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7497 (forced_nop): New pattern.
7498 * config/bfin/bfin.c: Include "df.h".
7499 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7500 (bfin_discover_loop): Use df_get_live_in instead of
7501 global_live_at_start.
7502 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7503 df_analyze when done.
7504 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7505 the insns. Use QImode for the final insn in a bundle. Call
7506 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7508 (reorder_var_tracking_notes): New function.
7509 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7510 update_life_info. Call df_analyze after scheduling and bundle
7511 generation. Call reorder_var_tracking_notes if generating these
7512 notes. Call df_finish_pass at the end.
7514 2007-06-12 Dirk Mueller <dmueller@suse.de>
7516 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7517 a comparison, not an assignment.
7519 2007-06-12 Olivier Hainque <hainque@adacore.com>
7521 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7522 Request walking the subtrees only, leaving the current is_lhs/val_only
7524 (convert_non_local_reference): Likewise.
7526 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7528 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7530 2007-06-12 Richard Guenther <rguenther@suse.de>
7532 PR tree-optimization/15353
7533 PR tree-optimization/31657
7534 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7535 * timevar.def: Add TV_TREE_IFCOMBINE.
7536 * tree-pass.h (pass_tree_ifcombine): Declare.
7537 * tree-ssa-ifcombine.c: New file.
7538 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7539 * tree-flow.h (blocks_in_phiopt_order): Declare.
7540 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7541 (tree-ssa-ifcombine.o): New dependencies.
7543 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7545 PR rtl-optimization/32293
7546 * combine.c (simplify_if_then_else): Truncate return from
7547 nonzero_bits() to correct mode.
7549 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7551 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7552 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7554 2007-06-11 Diego Novillo <dnovillo@google.com>
7556 * Makefile.in (reload1.o-warn): Remove.
7558 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7560 * combine.c (subst): Use reg_overlap_mentioned_p
7561 instead of comparing register numbers directly.
7563 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7565 * reload1.c (mark_home_live_1): Use the mode parameter.
7567 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7569 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7570 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7574 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7576 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7578 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7580 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7581 from integer registers.
7582 (FP mode splitters): Handle TFmode.
7584 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7586 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7587 for ref-all pointers that point-to anything.
7589 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7591 * config/arm/arm.c (arm_output_dwarf_dtprel,
7592 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7594 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7596 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7597 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7600 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7602 * tree.c (signed_or_unsigned_type_for): New.
7603 (unsigned_type_for): Use signed_or_unsigned_type_for.
7604 (signed_type_for): Use signed_or_unsigned_type_for.
7605 * tree.h (signed_or_unsigned_type_for): New.
7606 (get_signed_or_unsigned_type): Remove.
7607 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7608 lang_hooks.types.signed_type
7609 (size_diffop): Likewise.
7610 (all_ones_mask_p): Likewise.
7611 (build_range_check): Likewise.
7612 (fold_cond_expr_with_comparison): Likewise.
7613 (fold_cond_expr_with_comparison): Likewise.
7614 (unextend): Likewise.
7615 (extract_muldiv_1): Likewise.
7616 (fold_single_bit_test_into_sign_test): Likewise.
7617 (fold_binary): Likewise.
7618 (fold_ternary): Likewise.
7619 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7620 instead of get_signed_or_unsigned_type.
7621 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7622 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7623 * expr.c (signed_or_unsigned_type_for): Use
7624 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7625 * langhooks.c (get_signed_or_unsigned_type): Remove.
7626 (lhd_signed_or_unsigned_type): Remove.
7627 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7628 signed_or_unsigned_type.
7629 (lhd_signed_or_unsigned_type): Remove.
7630 * expmed.c (make_tree): Use signed_type_for instead of
7631 lang_hooks.types.signed_type.
7632 * c-common.c (same_scalar_type_ignoring_signedness): Use
7633 c_common_signed_type instead of lang_hooks.types.signed_type.
7634 (c_common_unsigned_type): New.
7635 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7636 (shorten_compare): Use c_common_unsigned_type instead of
7637 c_common_signed_or_unsigned_type.
7638 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7640 * convert.c (convert_to_integer): Use signed_type_for instead of
7641 lang_hooks.types.signed_type.
7642 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7643 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7644 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7645 * c-format.c (check_format_types): Use c_common_unsigned_type
7646 instead of unsigned_type_for.
7647 * c-decl.c (groakdeclarator): Likewise.
7648 * c-typeck.c (convert_for_assignment): Likewise.
7649 * c-common.h (c_common_unsigned_type): New.
7651 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7654 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7655 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7657 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7660 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7661 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7663 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7664 Sebastian Pop <sebpop@gmail.com>
7666 * lambda-code.c (remove_iv): New.
7667 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7669 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7671 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7672 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7673 * tree-ssa-loop-prefetch.c: Include optabs.h.
7674 (FENCE_FOLLOWING_MOVNT): New macro.
7675 (struct mem_ref): Add independent_p and storent_p fields.
7676 (record_ref): Initalize the new fields.
7677 (gather_memory_references_ref): Return true if the reference
7679 (gather_memory_references): Check whether all memory accesses
7680 in loop were recorded.
7681 (should_issue_prefetch_p): Return false for nontemporal stores.
7682 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7683 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7684 (determine_loop_nest_reuse): Detect independent memory references.
7685 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7686 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7687 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7688 * config/i386/i386.h (x86_mfence): Declare.
7689 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7690 * config/i386/i386.c (x86_mfence): New variable.
7691 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7693 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7694 * optabs.c (init_optabs): Initialize storent_optab.
7695 * optabs.h (enum optab_index): Add OTI_storent.
7696 (storent_optab): Declare.
7697 * genopinit.c (optabs): Add initialization for storent_optab.
7698 * tree.h (MOVE_NONTEMPORAL): New macro.
7699 * expr.c (expand_assignment, store_expr, store_constructor_field,
7700 store_constructor, store_field, expand_expr_real_1): Propagate
7701 nontemporality of the expanded store.
7702 (emit_storent_insn): New function.
7703 * expr.h (expand_assignment, store_expr): Declaration changed.
7704 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7705 to expand_assignment.
7706 * stmt.c (expand_asm_expr): Ditto.
7707 * calls.c (initialize_argument_information): Pass false as
7708 nontemporality to store_expr.
7709 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7712 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7714 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7716 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7718 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7720 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7721 and allow DECL_P here.
7723 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7725 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7726 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7727 track of the size of the expression.
7728 * cfghooks.c (merge_blocks): Remove block from loops structure only
7729 after call of the merge_blocks hook.
7731 2007-06-09 Tom Tromey <tromey@redhat.com>
7733 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7734 (deprecated_state): Removed.
7735 (start_decl): Update.
7736 (enum deprecated_states): Moved earlier.
7737 (groktypename): Update.
7738 (push_parm_decl): Likewise.
7739 (grokfield): Likewise.
7740 (start_function): Likewise.
7742 2007-06-09 Ian Lance Taylor <iant@google.com>
7744 PR tree-optimization/32169
7745 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7746 CONVERT_EXPR, check whether min and max both converted to an
7747 overflow infinity representation.
7749 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7751 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7752 not inserted on the edge.
7754 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7756 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7757 instructions if they are supported.
7758 (__divsi3, __umodsi3, __modsi3): Likewise.
7759 (__ashldi3, __ashrdi3, __lshrdi3): New.
7760 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7762 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7763 Tony Linthicum <tony.linthicum@amd.com>
7765 * doc/invoke.texi: Add fvect-cost-model flag.
7766 * common.opt (fvect-cost-model): New flag.
7767 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7768 cost fields in stmt_vec_info struct for STMT.
7769 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7770 fields in stmt_vec_info struct and access functions for the same.
7771 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7772 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7773 load, store and vector to scalar operation.
7774 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7775 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7776 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7777 (TARG_VEC_STORE_COST): Define cost of vector store.
7778 (vect_estimate_min_profitable_iters): Define new function.
7779 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7780 check to evaluate if loop iterations are less than minimum profitable
7781 iterations determined by cost model or minimum vect loop bound defined
7782 by user, whichever is more conservative.
7783 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7784 run-time check to evaluate if loop iterations are less than minimum
7785 profitable iterations determined by cost model or minimum vect loop
7786 bound defined by user, whichever is more conservative.
7787 (vect_estimate_min_profitable_iterations): New function to estimate
7788 mimimimum iterartions required for vector version of loop to be
7789 profitable over scalar version.
7790 (vect_model_reduction_cost): New function.
7791 (vect_model_induction_cost): New function.
7792 (vect_model_simple_cost): New function.
7793 (vect_cost_strided_group_size): New function.
7794 (vect_model_store_cost): New function.
7795 (vect_model_load_cost): New function.
7796 (vectorizable_reduction): Call vect_model_reduction_cost during
7798 (vectorizable_induction): Call vect_model_induction_cost during
7800 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7801 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7802 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7803 vectorizable_promotion, vectorizable_demotion): Call
7804 vect_model_simple_cost during analysis phase.
7806 2007-06-08 Simon Baldwin <simonb@google.com>
7808 * reg-stack.c (get_true_reg): Readability change. Moved default case
7809 label into direct switch statement scope.
7811 2007-06-08 Simon Baldwin <simonb@google.com>
7813 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7814 in gcc_assert() with '==' comparison.
7816 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7818 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7819 TARGET_ABM handling of x86_popcnt variable.
7821 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7823 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7824 __builtin_copysignq and __builtin_infq built-in functions.
7826 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7828 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7829 SSE4.2 section. Correct built-in function names in SSE4A section.
7831 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7833 PR tree-optimization/32243
7834 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7835 for ncopies after ratio check between nunits_out and nunits_in.
7836 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7838 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7840 PR tree-optimization/32224
7841 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7842 vectorization upon a non GIMPLE_MODIFY_STMT.
7844 2007-06-08 Christian Bruel <christian.bruel@st.com>
7847 * config/sh/sh.md (doloop_end): New pattern and splitter.
7848 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7850 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7853 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7855 (verify_dominators): Do not change dominance tree.
7857 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7859 * config/sh/constraints.md: New file.
7860 * config/sh/sh.c: Include tm-constrs.h.
7861 (reg_class_from_letter): Remove.
7862 (prepare_cbranch_operands): Use satisfies_constraint_*
7863 function instead of macro.
7864 (andcosts, broken_move, sh_secondary_reload): Likewise.
7865 * config/sh/predicates.md (trapping_target_operand): Likewise.
7866 (and_operand, arith_operand, arith_reg_or_0_operand,
7867 cmp_operand, logical_operand, target_operand,
7868 ua_address_operand, ua_offset, xor_operand): Likewise.
7869 * config/sh/sh.md: Include constraints.md.
7870 (*movsicc_t_false): Use satisfies_constraint_* function
7872 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7873 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7874 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7875 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7876 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7877 (REG_CLASS_FROM_CONSTRAINT): Remove.
7878 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7879 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7880 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7881 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7882 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7883 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7884 function instead of macro.
7885 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7886 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7887 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7888 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7889 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7890 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7891 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7892 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7893 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7894 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7895 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7896 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7897 EXTRA_CONSTRAINT_STR): Likewise.
7898 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7900 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7902 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7904 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7907 * c-common.h (flag_cpp0x): Replaced by...
7908 (cxx_dialect): ... this new variable specifying the C++ dialect that
7910 * c-common.c (flag_cpp0x): Removed.
7911 (cxx_dialect): Defined.
7912 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7914 * c-opts.c (c_common_post_options): Likewise.
7915 (set_std_cxx98): Set cxx_dialect to cxx98.
7916 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7918 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7919 Hui-May Chang <hm.chang@apple.com>
7921 * doc/invoke.texi (Darwin Options): Update documentation for
7922 -mmacosx-version-min.
7923 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7924 * config/darwin-driver.c: New file.
7925 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7926 * config/t-darwin (darwin-driver.o): New rule.
7928 * config/darwin-c.c (version_as_macro): Ignore low digit.
7930 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7932 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7933 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7934 (CSGNMODE): New mode macro.
7935 (CSGNVMODE): New mode attribute.
7936 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7937 expander using CSGNMODE mode macro. Handle TFmode.
7938 (copysign<mode>3_const): Rename from copysignsf3_const and
7939 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7941 (copysign<mode>3_var): Rename from copysignsf3_var and
7942 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7944 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7945 mode macro. Handle TFmode.
7946 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7947 (iortf3, *iortf3): Ditto.
7948 (xortf3, *xortf3): Ditto.
7949 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7950 TFmode and TImode masks.
7951 (ix86_expand_copysign): Expand TFmode copysign insn.
7952 (IX86_BUILTIN_INFQ): New.
7953 (IX86_BUILTIN_FABSQ): Ditto.
7954 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7955 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7956 [__builtin_fabsq]: Ditto.
7957 [__builtin_copysignq]: Ditto.
7958 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7959 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7960 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7961 ix86_expand_binop_builtin().
7963 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7965 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7967 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7970 * rtl.h (push_to_sequence2): New.
7971 * emit-rtl.c (push_to_sequence2): New.
7972 * function.c (assign_parm_data_all): Add new fields.
7973 (assign_parm_setup_block): Call push_to_sequence2 instead of
7975 (assign_parm_setup_reg): Ditto.
7976 (assign_parm_setup_stack): Ditto.
7977 (assign_parms_unsplit_complex): Ditto.
7978 (assign_parms): Change field name.
7980 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7982 PR tree-optimization/32220
7983 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7984 phi node is reached before defining statement.
7986 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7989 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7990 after changing the right hand side of the assignment.
7992 2007-06-06 Eric Christopher <echristo@apple.com>
7994 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7995 (x86_64-*-darwin*): Ditto.
7996 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7997 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7999 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8001 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8003 (add_key): Likewise.
8004 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8005 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8007 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8009 (add_cost_one_coalesce): Likewise.
8010 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8011 variable names. Rename orig to orig_name for consistency.
8012 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8014 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8016 (record_equivalences_from_stmt): Likewise.
8017 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8018 the coding conventions.
8019 (memory_ssa_name_same): Likewise.
8020 (dse_optimize_stmt): Likewise.
8021 (dse_record_phis): Likewise.
8022 (dse_finalize_block): Likewise.
8023 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8024 keywords as variable names.
8025 (may_move_till): Cast according to the coding conventions.
8026 (force_move_till_expr): Avoid using C++ keywords as variable names.
8027 (force_move_till): Cast according to the coding conventions.
8028 (memref_hash): Likewise.
8029 (memref_eq): Likewise.
8030 (gather_mem_refs_stmt): Likewise.
8031 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8032 using C++ keywords as variable names.
8033 (idx_find_step): Cast according to the coding conventions.
8034 (idx_record_use): Likewise.
8035 (find_depends): Likewise.
8036 (prepare_decl_rtl): Likewise.
8037 (mbc_entry_hash): Likewise.
8038 (mbc_entry_eq): Likewise.
8039 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8040 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8041 (idx_infer_loop_bounds): Cast according to the coding conventions.
8042 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8043 * tree-ssa-math-opts.c (occ_new ): Likwise.
8044 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8046 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8048 (add_use_op): Likewise.
8049 (add_vop): Likewise.
8050 (add_vuse_op): Likewise.
8051 (add_vdef_op): Likewise.
8052 (get_expr_operands): Likewise.
8053 (push_stmt_changes): Use type safe memory macros.
8054 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8055 keywords as variable names.
8056 (conditional_replacement): Likewise.
8057 (minmax_replacement): Likewise.
8058 (abs_replacement): Likewise.
8059 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8061 (insert_fake_stores): Avoid using C++ keywords as variable names.
8062 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8064 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8065 (heapvar_insert): Use type safe memory macros.
8066 (new_var_info): Cast according to the coding conventions.
8067 (new_constraint): Likewise.
8068 (remove_preds_and_fake_succs): Use type safe memory macros.
8069 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8071 (thread_single_edge): Likewise.
8072 (thread_through_loop_header): Likewise.
8074 2007-06-06 Eric Christopher <echristo@apple.com>
8076 * config/i386/i386.c (override_options): Move handling
8077 of TARGET_SUBTARGET* earlier.
8079 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8081 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8084 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8086 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8087 emited outside of basic block.
8088 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8090 * rtl.h (delete_insn_chain): Declaration changed.
8091 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8093 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8094 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8095 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8096 to delete_insn_chain.
8097 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8098 do not have bb field set.
8099 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8101 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8102 * cfgcleanup.c (try_optimize_cfg): Ditto.
8104 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8106 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8107 (lambda_body_vector_new): Use type safe memory macros.
8108 (lambda_linear_expression_new): Likewise.
8109 (lambda_loopnest_new): Likewise.
8110 (lambda_lattice_new): Likewise.
8111 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8112 conventions. Use type safe memory macros.
8113 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8114 (lambda_body_vector_s): Likewise.
8115 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8116 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8118 2007-06-06 Richard Guenther <rguenther@suse.de>
8120 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8121 if we need to schedule cfg_cleanup.
8122 (tree_ssa_forward_propagate_single_use_vars): Do so.
8124 2007-06-06 Ian Lance Taylor <iant@google.com>
8126 * fold-const.c (merge_ranges): If range_successor or
8127 range_predecessor fail, just return 0.
8129 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8131 PR tree-optimization/32216
8132 * tree-vectorizer.c (supportable_widening_operation): Determine
8133 signedness of FIX_TRUNC_EXPR from output operand.
8134 (supportable_narrowing_operation): Ditto.
8135 * tree-vect-generic.c (expand_vector_operations_1): Determine
8136 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8139 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8141 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8142 (struct pta): ...from here. Change flags to unsigned to avoid
8143 excessive casting (as it is used as a bit mask).
8144 (override_options): Add casts according to the coding convenventions.
8145 (x86_64_elf_unique_section): Likewise.
8146 (examine_argument): Avoid using C++ keywords as variable names.
8147 (construct_container): Likewise.
8148 (legitimize_pic_address): Likewise.
8149 (get_dllimport_decl): Cast according to the coding conventions. Use
8150 type safe memory macros.
8151 (legitimize_address): Cast according to the coding conventions.
8152 (emit_i387_cw_initialization): Corrected the type of slot to enum
8154 (ix86_init_machine_status): Use type safe memory macros.
8155 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8156 (bdesc_pcmpistr): Likewise.
8157 (bdesc_crc32): Likewise.
8158 (bdesc_sse_3arg): Likewise.
8159 (bdesc_2arg): Likewise.
8160 (bdesc_1arg): Likewise.
8161 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8162 (ix86_expand_sse_pcmpistr): Likewise.
8163 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8164 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8165 int to match the langhook definition.
8166 (ix86_builtin_conversion): Change the type of code to unsigned init to
8167 match the langhook definition.
8168 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8170 (ix86_preferred_output_reload_class): Likewise.
8171 (ix86_cannot_change_mode_class): Likewise.
8172 (ix86_memory_move_cost): Likewise.
8173 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8174 avoid excessive casting later on.
8175 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8177 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8179 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8180 as flags setting insn.
8181 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8183 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8185 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8186 (UNSPEC_ROUND): New.
8187 ("sse4_1_round<mode>2"): New insn pattern.
8188 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8190 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8191 expander using SSEMODEF mode macro. Expand using
8192 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8193 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8194 expander using SSEMODEF mode macro. Expand using
8195 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8196 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8197 expander using SSEMODEF mode macro. Expand using
8198 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8199 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8200 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8201 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8204 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8205 Sebastian Pop <sebpop@gmail.com>
8207 * lambda.h (build_linear_expr): New.
8208 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8209 Use build_linear_expr, call fold and force_gimple_operand.
8210 (lambda_loopnest_to_gcc_loopnest): Check that there is
8211 something to insert.
8212 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8214 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8216 PR preprocessor/23479
8217 * doc/extend.texi: Document the 0b-prefixed binary integer
8220 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8222 PR tree-optimization/32215
8223 * tree-vectorizer.c (supportable_widening_operation): Return false
8224 for unsupported FIX_TRUNC_EXPR tree code.
8225 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8227 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8229 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8230 register on SPE targets. Change documentation to reflect
8232 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8233 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8234 out of the register allocation pool.
8235 (rs6000_reg_live_or_pic_offset_p): New function.
8236 (rs6000_emit_prologue): Move the actual saving of LR up to free
8237 r0 for holding r11. Split saving of SPE 64-bit registers into
8238 its own case. Ensure that offsets will always be in-range for
8239 'evstdd' by using r11 as a scratch register to point at the start
8240 of the SPE save area. Save r11 if necessary, as it is the static
8242 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8243 into its own case. Ensure that offsets will always be in-range
8244 for 'evldd' by using r11 as a scratch register to point at the
8245 start of the SPE save area. Also adjust r11 when restoring
8246 the stack pointer to compensate for pre-loading r11.
8248 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8250 * cfg.c (init_flow): Use type safe memory macros.
8251 (alloc_block): Likewise.
8252 (unchecked_make_edge): Likewise.
8253 (dump_flow_info): Avoid using C++ keywords as variable names.
8254 (copy_original_table_clear): Cast according to the coding conventions.
8255 (copy_original_table_set): Likewise.
8256 * cfgexpand (label_rtx_for_bb): Likewise.
8257 (expand_gimple_basic_block): Likewise.
8258 * cfghooks.c (dump_bb): Likewise.
8259 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8261 (lv_add_condition_to_bb): Likewise.
8262 * cfglayout (relink_block_chain): Cast according to the coding
8264 (fixup_reorder_chain): Likewise.
8265 (fixup_fallthru_exit_predecessor): Likewise.
8266 * cfgloop.c (glb_enum_p): Likewise.
8267 (get_exit_description): Likewise.
8268 (dump_recorded_exit): Likewise.
8269 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8270 (struct loop): ... from here.
8271 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8273 * cfgrtl.c (rtl_create_basic_block): Likewise.
8274 (rtl_split_block): Likewise.
8275 (rtl_dump_bb): Likewise.
8276 (cfg_layout_split_block): Likewise.
8277 (init_rtl_bb_info): Use typesafe memory macros.
8279 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8280 * graphds.h: Updated all usages of edge to graph_edge.
8281 * graphds.c: Likewise.
8282 * cfgloopanal.c: Likewise.
8284 2007-06-05 Ian Lance Taylor <iant@google.com>
8286 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8287 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8288 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8290 (test_for_singularity): Likewise.
8292 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8294 * config/i386/constraints.md ("Y2"): Replaced by ...
8296 * config/i386/i386.md: Likewise.
8297 * config/i386/mmx.md: Likewise.
8298 * config/i386/sse.md: Likewise.
8300 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8302 * config/i386/constraints.md ("z"): Replaced by ...
8304 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8305 (sse4_1_blendvps): Likewise.
8306 (sse4_1_pblendvb): Likewise.
8307 (sse4_2_pcmpestr): Likewise.
8308 (sse4_2_pcmpestrm): Likewise.
8309 (sse4_2_pcmpestr_cconly): Likewise.
8310 (sse4_2_pcmpistr): Likewise.
8311 (sse4_2_pcmpistrm): Likewise.
8312 (sse4_2_pcmpistr_cconly): Likewise.
8314 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8316 * matrix-reorg.c (transform_access_sites): Fix computation.
8317 (transform_allocation_sites): Same.
8319 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8321 * config/i386/i386.c (override_options): Use
8322 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8324 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8326 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8327 (nonimm_not_xmm0_operand): Ditto.
8328 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8329 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8330 as operand[2] predicate. Require "z" class XMM register for
8331 operand[3]. Adjust asm template.
8332 ("sse4_1_blendvpd"): Ditto.
8333 ("sse4_1_pblendvb"): Ditto.
8334 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8335 force op2 into xmm0 register for variable blend instructions.
8337 2007-06-04 Tom Tromey <tromey@redhat.com>
8339 * c-tree.h (start_enum): Update.
8340 (build_enumerator): Likewise.
8341 * c-decl.c (enum_next_value): Removed.
8342 (enum_overflow): Likewise.
8343 (start_enum): Add c_enum_contents argument. Don't use globals.
8344 (build_enumerator): Likewise.
8345 * c-tree.h (struct c_enum_contents): New struct.
8347 2007-06-04 Tom Tromey <tromey@redhat.com>
8349 * c-common.c (c_common_get_alias_set): Fix indentation.
8351 2007-06-04 Ian Lance Taylor <iant@google.com>
8353 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8354 to overflow, reduce overflow infinity to regular infinity.
8355 (vrp_var_may_overflow): New static function.
8356 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8358 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8360 * stor-layout.c (layout_type): Remove duplicate code.
8362 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8365 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8366 before build_common_builtin_nodes ().
8368 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8371 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8373 2007-06-04 Jan Hubicka <jh@suse.cz>
8375 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8376 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8377 instead of _stat version.
8379 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8381 PR tree-optimization/32194
8382 * tree-predcom.c (determine_offset): Check that both references have
8385 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8387 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8388 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8389 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8390 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8391 Add argument to iterate_fix_dominators call.
8392 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8393 * gcse.c (hoist_code): Change domby to vector.
8394 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8395 Add argument to iterate_fix_dominators call.
8396 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8397 recompute_dominator.
8398 * lambda-code.c (perfect_nestify): Ditto.
8399 * cfgloopanal.c: Include graphds.h.
8400 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8401 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8402 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8404 * graphds.c: New file.
8405 * graphds.h: New file.
8406 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8407 (get_dominated_by, get_dominated_by_region): Change return type to
8409 (verify_dominators): Recompute all dominators and compare the results.
8410 (recount_dominator): Renamed to ...
8411 (recompute_dominator): ... this. Do not check that the block is
8413 (iterate_fix_dominators): Reimplemented.
8414 (prune_bbs_to_update_dominators, root_of_dom_tree,
8415 determine_dominators_for_sons): New functions.
8416 * et-forest.c (et_root): New function.
8417 * et-forest.h (et_root): Declare.
8418 * Makefile.in (graphds.o): Add.
8419 (cfgloopanal.o): Add graphds.h dependency.
8420 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8421 * basic-block.h (get_dominated_by, get_dominated_by_region,
8422 iterate_fix_dominators): Declaration changed.
8423 (recount_dominator): Renamed to ...
8424 (recompute_dominator): ... this.
8425 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8426 (thread_through_all_blocks): Do not free dominance info.
8428 2007-06-03 Andreas Schwab <schwab@suse.de>
8430 * config/m68k/m68k.c (override_options): Don't override
8432 * config/m68k/m68k-modes.def (SF, DF): Define to use
8433 motorola_single_format and motorola_double_format, resp.
8434 * real.c (motorola_single_format): Renamed from
8435 coldfire_single_format.
8436 (motorola_double_format): Renamed from coldfire_double_format.
8437 (encode_ieee_extended): Generate a proper canonical NaN image
8438 respecting canonical_nan_lsbs_set.
8439 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8441 * real.h: Adjust declarations.
8443 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8446 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8447 the symbol is generated with the stack protector.
8449 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8451 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8452 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8454 * doc/extend.texi (interrupt): Mention m68k.
8456 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8458 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8459 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8460 (ix86_expand_sse_pcmpestr): Do not check operands for
8461 "register_operand", when insn operand predicate is "register_operand".
8462 (ix86_expand_sse_pcmpistr): Ditto.
8464 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8465 Uros Bizjak <ubizjak@gmail.com>
8467 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8468 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8469 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8470 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8471 * config/i386/constraints.md ("z"): New register constraint
8472 for members of SSE_FIRST_REG class.
8473 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8474 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8475 SSE_FIRST_REG class.
8476 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8477 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8478 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8479 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8480 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8481 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8482 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8483 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8484 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8485 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8486 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8487 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8488 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8489 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8490 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8491 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8492 (struct builtin_description): Change "flag" field to unsigned.
8493 (bdesc_pcmpestr): New builtin description table.
8494 (bdesc_pcmpistr): Likewise.
8495 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8496 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8497 Initialize pcmp[ei]str[im] insns for SSE4.2.
8498 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8499 (ix86_expand_sse_pcmpistr): Likewise.
8500 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8501 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8502 (UNSPEC_PCMPISTR): Likewise.
8503 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8504 (sse4_2_pcmpestri):New isns pattern.
8505 (sse4_2_pcmpestrm): Likewise.
8506 (sse4_2_pcmpestr_cconly): Likewise.
8507 (sse4_2_pcmpistr): New insn patern and splitter.
8508 (sse4_2_pcmpistri):New isns pattern.
8509 (sse4_2_pcmpistrm): Likewise.
8510 (sse4_2_pcmpistr_cconly): Likewise.
8511 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8514 2007-06-01 David Daney <ddaney@avtrex.com>
8516 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8517 LOADGP_ABSOLUTE and not binds_local_p.
8519 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8521 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8523 2007-06-01 Ian Lance Taylor <iant@google.com>
8525 * tree-vrp.c (compare_name_with_value): Always set
8526 used_strict_overflow if we get a result from the variable itself.
8528 2007-06-01 Ian Lance Taylor <iant@google.com>
8530 PR rtl-optimization/31455
8531 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8532 subregs which have a cast between modes which are not tieable.
8534 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8536 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8537 breaks after return statements.
8539 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8541 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8542 only after no_new_pseudos.
8544 2007-05-31 Eric Christopher <echristo@apple.com>
8546 * expr.c (convert_move): Assert that we don't have a BLKmode
8548 (store_expr): Handle BLKmode moves by calling emit_block_move.
8550 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8552 * c-typeck.c (build_indirect_ref): Include type in error message.
8553 (build_binary_op): Pass types to binary_op_error.
8554 * c-common.c (binary_op_error): Take two type arguments, print out
8556 * c-common.h (binary_op_error): Update prototype.
8558 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8560 * config/i386/i386.c: Correct coments on -mno-sse4.
8562 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8564 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8565 (x86_64-*-*): Likewise.
8566 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8567 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8568 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8569 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8570 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8571 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8572 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8573 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8574 (OPTION_MASK_ISA_SSE4): Likewise.
8575 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8576 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8577 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8578 (override_options): Support SSE4.2.
8579 (ix86_build_const_vector): Support SImode and DImode.
8580 (ix86_build_signbit_mask): Likewise.
8581 (ix86_expand_int_vcond): Support V2DImode.
8582 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8583 (IX86_BUILTIN_CRC32HI): Likewise.
8584 (IX86_BUILTIN_CRC32SI): Likewise.
8585 (IX86_BUILTIN_CRC32DI): Likewise.
8586 (IX86_BUILTIN_PCMPGTQ): Likewise.
8587 (bdesc_crc32): Likewise.
8588 (bdesc_sse_3arg): Likewise.
8589 (ix86_expand_crc32): Likewise.
8590 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8591 (ix86_expand_builtin): Likewise.
8592 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8593 __SSE4_2__ for -msse4.2.
8594 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8595 (CRC32MODE): Likewise.
8596 (crc32modesuffix): Likewise.
8597 (crc32modeconstraint): Likewise.
8598 (sse4_2_crc32<mode>): Likewise.
8599 (sse4_2_crc32di): Likewise.
8600 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8602 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8603 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8604 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8605 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8606 (vcondu<mode>): Likewise.
8607 * doc/extend.texi: Document SSE4.2 built-in functions.
8608 * doc/invoke.texi: Document -msse4.2/-msse4.
8610 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8612 PR tree-optimization/32160
8613 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8614 variable as gimple reg.
8615 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8617 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8619 * gcc.c (main): Don't consider linker options when issuing the
8620 warning about a linker input file not being used.
8622 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8624 * tree-vrp.c (compare_names): Initialize sop.
8626 2007-05-30 Dirk Mueller <dmueller@suse.de>
8628 * cgraphunit.c (cgraph_analyze_function): Remove
8629 computation of inline parameters.
8631 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8633 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8635 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8637 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8638 Add vx-common.h. Include vxworks.h between vx-common.h and
8640 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8642 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8643 (TARGET_ASM_DESTRUCTOR): Likewise.
8644 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8645 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8646 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8647 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8648 (VXWORKS_ENDIAN_SPEC): Define.
8649 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8650 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8651 VXWORKS_* equivalents.
8652 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8653 (ASM_FILE_START): Delete.
8654 (TARGET_VERSION): Reformat.
8655 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8656 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8657 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8658 (FPBIT, DPBIT): Define.
8659 (fp-bit.c, dp-bit.c): New rules.
8660 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8661 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8662 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8663 * config/arm/arm.h: Include vxworks-dummy.h.
8664 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8665 Mark with ATTRIBUTE_UNUSED.
8666 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8667 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8668 make it incompatible with -msingle-pic-base.
8669 (arm_function_ok_for_sibcall): Return false for calls that might
8670 go through a VxWorks PIC PLT entry.
8671 (require_pic_register): New function, split out from...
8672 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8674 (arm_load_pic_register): Handle the VxWorks RTP initialization
8675 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8676 (arm_emit_call_insn): New function.
8677 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8678 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8679 (pic_offset_arm): New pattern.
8680 (call, call_value): Use arm_emit_call_insn.
8681 (call_internal, call_value_internal): New expanders.
8682 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8683 VxWorks unless __PIC__.
8685 2007-05-30 Eric Christopher <echristo@gmail.com>
8687 * genrecog.c: Include regs.h in generated file.
8688 * genemit.c: Ditto. Fix up formatting.
8689 * config/mn10300/constraints.md: New.
8690 * config/mn10300/mn10300.md: Include.
8691 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8692 Fix up for removed macro.
8693 * config/mn10300/predicates.md (call_address_operand): Ditto.
8694 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8695 (CONST_OK_FOR_I): Ditto.
8696 (CONST_OK_FOR_J): Ditto.
8697 (CONST_OK_FOR_K): Ditto.
8698 (CONST_OK_FOR_L): Ditto.
8699 (CONST_OK_FOR_M): Ditto.
8700 (CONST_OK_FOR_N): Ditto.
8701 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8705 (EXTRA_CONSTRAINT): Ditto.
8707 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8709 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8711 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8712 OPTION_MASK_ISA_64BIT.
8713 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8715 2007-05-30 Richard Guenther <rguenther@suse.de>
8718 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8719 types for comparison.
8720 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8721 with original typed arguments.
8722 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8724 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8726 PR tree-optimization/31769
8727 * except.c (duplicate_eh_regions): Clear prev_try if
8728 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8730 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8732 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8733 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8734 bsi of the location where statements should be inserted.
8735 (sink_code_in_bb): Take bsi from statement_sink_location.
8736 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8737 instead of bsi_start.
8738 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8740 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8741 (bsi_move_before): Document inconsistency with bsi_move_after.
8742 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8744 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8746 * config/i386/i386.h (TARGET_ABM): New define.
8747 (TARGET_POPCNT): Ditto.
8748 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8749 New temporary defines to redefine from OPTION_ISA_* defines.
8750 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8751 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8752 (ix86_isa_flags): New extern int declaration.
8753 (TARGET_SUBTARGET_DEFAULT): New define.
8754 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8755 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8756 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8757 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8758 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8759 * config/i386/darwin.h: Change TARGET_64BIT define to
8762 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8763 using existing "ix86_isa_flags" varible.
8764 (m32, m64): Use existing "ix86_isa_flags" variable.
8765 (mmmx, m3dnow): Ditto.
8766 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8767 (mabm): Define as non-negative option using "x86_abm" variable.
8768 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8770 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8771 Rewrite feature test bitmap.
8772 (ix86_isa_flags): New initialized global int varible.
8773 (ix86_isa_flags_explicit): New static int variable.
8774 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8775 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8776 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8777 target_flags_explicit.
8778 (override_options): Remove "target_enable" and "target_disable" fields
8779 from "struct ptt". Update processor_target_table accordingly. Remove
8780 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8781 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8782 "target_flags" and "ix86_isa_flags_explicit" instead of
8783 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8784 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8785 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8786 to true when either of PTA_POPCNT or PTA_ABM is set in
8787 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8788 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8789 processor_alias_table flags entry. Remove handling of
8790 "target_enable" and "target_disable" fields of processor_target_table.
8791 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8792 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8793 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8794 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8795 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8797 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8799 2007-05-29 David Daney <ddaney@avtrex.com>
8802 * config/mips/mips.c (mips_output_mi_thunk): Emit
8803 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8805 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8806 * config/i386/i386.c (ix86_function_regparm): Added checking of
8807 ix86_force_align_arg_pointer to determine the number of
8808 register parameters.
8810 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8812 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8813 (SET_DR_MISALIGNMENT): New.
8814 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8815 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8816 Use SET_DR_MISALIGNMENT.
8817 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8819 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8820 find_loop_nest): Export.
8821 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8822 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8823 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8824 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8826 (struct mem_ref): Add field reuse_distance.
8827 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8828 Initialize reuse_distance field.
8829 (issue_prefetch_ref): Select temporality of prefetch according to
8831 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8832 self_reuse_distance, determine_loop_nest_reuse): New functions.
8833 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8834 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8835 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8838 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8840 * tree-ssa-alias.c: Add aliasing overview.
8842 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8843 Danny Smith <dannysmith@users.sourceforge.net>
8846 * config/i386/t-crtfm: Compile crtfastmath.o with
8847 -minline-all-stringops.
8848 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8849 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8851 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8853 * doc/md.texi: Document constraints on HP PA-RISC.
8855 * pa/constraints.md: New file.
8856 * pa.md: Include constraints.md.
8857 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8858 (integer_store_memory_operand, ldil_cint_p): New functions.
8859 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8860 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8861 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8862 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8863 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8865 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8868 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8869 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8870 case POSTDECREMENT_EXPR>): Return the error_mark_node
8871 if either the real or imaginary parts would an
8874 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8876 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8877 name when we remove it from a call.
8879 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8881 * targhooks.c (default_narrow_bitfield): Remove.
8882 * targhooks.h: Remove the prototype for
8883 default_narrow_bitfield.
8885 * langhooks-def.h: Remove the prototype for
8886 hook_get_alias_set_0.
8887 * langhooks.c (hook_get_alias_set_0): Remove.
8889 * global.c (EXECUTE_IF_CONFLICT): Remove.
8891 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8894 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8895 return true when truth_value_p is true and the type
8898 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8900 * doc/install.texi (Prerequisites): We no longer require Autoconf
8901 2.13 for the top-level.
8903 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8905 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8906 memory access via x86_expand_vector_move_misalign() only for
8907 TImode values on 32-bit targets.
8909 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8911 * matrix-reorg.c: New file. Implement matrix flattening and
8912 transposing optimization.
8913 * tree-pass.h: Add matrix reorg pass.
8914 * common.opt: Add fipa-mreorg flag.
8915 * Makefile.in: Add matrix-reorg.c.
8916 * passes.c: Add matrix reorg pass.
8917 * varpool.c (add_new_static_var): New function.
8918 * cgraph.h (add_new_static_var): Declare.
8920 2007-05-27 Eric Christopher <echristo@apple.com>
8922 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8923 sp_offset depending on stack size. Save r12 depending
8924 on registers we're saving later.
8925 (rs6000_emit_epilogue): Update sp_offset depending only
8928 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8930 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8931 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8932 * ifcvt.c (if_convert): Ditto.
8933 * tree-ssa-threadupdate.c (thread_block): Ditto.
8934 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8935 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8936 verify_loop_closed_ssa): Check number_of_loops instead of
8938 * predict.c (tree_estimate_probability): Ditto.
8939 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8940 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8941 * modulo-sched.c (sms_schedule): Ditto.
8942 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8943 (scev_finalize): Do not do anything if scev analysis was not
8945 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8946 current_loops == NULL.
8947 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8948 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8950 (loop_optimizer_finalize): Assert that loops were analyzed.
8951 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8952 rtl_doloop): Check number_of_loops instead of current_loops.
8953 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8954 current_loops == NULL.
8955 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8956 gate_tree_vectorize tree_linear_transform, check_data_deps,
8957 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8958 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8959 Check number_of_loops instead of current_loops.
8960 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8961 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8962 free loops if available.
8963 (execute_pre): Do not pass do_fre to fini_pre.
8965 2007-05-27 Tobias Burnus <burnus@net-b.de>
8968 * real.c (mpfr_from_real): Fix sign of -Inf.
8970 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8972 * tree-vect-transform.c (vectorizable_conversion): Initialize
8973 tree_code variables to ERROR_MARK.
8974 (vectorizable_type_demotion): Likewise.
8975 (vectorizable_type_promotion): Likewise.
8977 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8980 * config/i386/i386.md (movti): Handle push operands via
8983 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8985 * basic-block.h: Remove the prototype for merge_seq_blocks.
8986 * cfgcleanup.c (merge_seq_blocks): Remove.
8988 * tree-flow.h: Remove the prototype for is_aliased_with.
8989 * tree-ssa-alias.c (is_aliased_with): Remove.
8991 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8993 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8995 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8997 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8998 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8999 (vec_unpacks_hi_v16qi): Likewise.
9000 (vec_unpacku_lo_v16qi): Likewise.
9001 (vec_unpacks_lo_v16qi): Likewise.
9002 (vec_unpacku_hi_v8hi): Likewise.
9003 (vec_unpacks_hi_v8hi): Likewise.
9004 (vec_unpacku_lo_v8hi): Likewise.
9005 (vec_unpacks_lo_v8hi): Likewise.
9006 (vec_unpacku_hi_v4si): Likewise.
9007 (vec_unpacks_hi_v4si): Likewise.
9008 (vec_unpacku_lo_v4si): Likewise.
9009 (vec_unpacks_lo_v4si): Likewise.
9011 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9013 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9014 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9015 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9016 follow spelling conventions in various
9017 warning/error/diagnostic messages.
9019 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9020 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9021 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9022 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9023 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9024 * doc/tm.texi: Follow spelling conventions.
9026 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9029 * tree-ssa-forwprop.c
9030 (forward_propagate_addr_into_variable_array_index): Remove
9031 the lhs argument. Use the type of def_rhs instead of lhs.
9032 (forward_propagate_addr_expr_1): Update use of
9033 forward_propagate_addr_into_variable_array_index.
9035 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9036 Nigel Stephens <nigel@mips.com>
9038 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9039 function attributes, "far" being an alias for "long_call".
9040 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9041 (mips_near_type_p, mips_far_type_p): New.
9042 (mips_comp_type_attributes): New function to check that attributes
9043 attached to a function type are compatible.
9044 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9045 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9046 to the target function of the thunk.
9047 (mips_encode_section_info): Check for "near" and "far" function
9048 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9050 * config/mips/predicates.md (const_call_insn_operand): Test only
9051 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9053 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9056 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9057 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9058 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9059 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9061 2007-05-25 Eric Christopher <echristo@apple.com>
9063 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9064 to x86-darwin configurations.
9065 * config/i386/t-darwin: Add softfp support.
9066 * config/i386/t-darwin64: Ditto.
9067 * config/i386/sfp-machine.h: If mach then don't use
9068 aliasing, emit a stub to call.
9070 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9072 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9073 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9074 tree-predcom.c, tree-ssa-alias-warnings.c,
9075 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9076 comment typos. Follow spelling conventions.
9077 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9079 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9082 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9083 constants into memory. Expand unaligned memory references for
9084 SSE modes via x86_expand_vector_move_misalign() function.
9086 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9088 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9089 "memory" attribute for "sseishft" type insn without operands[2].
9091 2007-05-25 Dirk Mueller <dmueller@suse.de>
9092 Marcus Meissner <meissner@suse.de>
9094 * doc/extend.texi (alloc_size): New attribute.
9095 * c-common.c (handle_alloc_size_attribute): New.
9096 * tree-object-size.c (alloc_object_size): Use alloc_size
9097 attribute, if available.
9099 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9101 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9103 (__builtin_ia32_vec_ext_v2di): Likewise.
9104 (__builtin_ia32_vec_ext_v4si): Likewise.
9105 (__builtin_ia32_vec_ext_v8hi): Likewise.
9106 (__builtin_ia32_vec_ext_v16qi): Likewise.
9107 (__builtin_ia32_vec_set_v8hi): Likewise.
9109 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9111 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9113 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9115 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9116 (arm_is_longcall_p): Rename to...
9117 (arm_is_long_call_p): ...this. Take a single tree argument and
9119 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9120 (CUMULATIVE_ARGS): Remove call_cookie.
9121 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9122 (ENCODED_LONG_CALL_ATTR_P): Delete.
9123 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9124 LONG_CALL_FLAG_CHAR cases.
9125 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9126 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9127 ARM_DECLARE_FUNCTION_SIZE.
9128 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9129 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9130 (arm_encode_call_attribute, current_file_function_operand): Delete.
9131 (arm_function_in_section_p): New function.
9132 (arm_is_longcall_p): Rename to...
9133 (arm_is_long_call_p): ...this. Take the target function as a single
9134 argument and return a bool. Do not rely on call cookies. Check
9135 whether the target symbol is in the same section as the current
9136 function, not just the same compilation unit.
9137 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9138 (arm_encode_section_info): Don't encode a call type.
9139 * config/arm/arm.md (call, call_value): Update calls to
9140 arm_is_long(_)call_p. Simplify logic.
9141 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9142 Update calls to arm_is_long(_)call_p.
9144 2007-05-25 Richard Guenther <rguenther@suse.de>
9146 PR tree-optimization/31982
9147 * tree-ssa-forwprop.c
9148 (forward_propagate_addr_into_variable_array_index): Handle arrays
9149 with element size one.
9151 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9153 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9154 (umulsi3_highpart): Likewise.
9156 2007-05-24 Ian Lance Taylor <iant@google.com>
9158 PR rtl-optimization/32069
9159 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9162 2007-05-24 Ollie Wild <aaw@google.com>
9164 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9167 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9169 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9170 (oprs_unchanged_p): Use it to check all registers in a REG.
9171 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9172 (reg_set_between_after_reload_p): Delete.
9173 (reg_used_between_after_reload_p): Likewise.
9174 (reg_set_or_used_since_bb_start): Likewise.
9175 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9176 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9177 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9178 * rtlanal.c (reg_set_p): Check whether REG overlaps
9179 regs_invalidated_by_call, rather than just checking the
9180 membership of REGNO (REG).
9182 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9184 * doc/passes.texi: Document predictive commoning.
9185 * doc/invoke.texi (-fpredictive-commoning): Document.
9186 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9187 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9188 adding indices to the generated name.
9189 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9190 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9191 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9192 (op_symbol_code): ... and exported.
9193 (dump_omp_clause, op_symbol): Use op_symbol_code
9194 instead of op_symbol_1.
9195 * tree-pass.h (pass_predcom): Declare.
9196 * timevar.def (TV_PREDCOM): New timevar.
9197 * tree-ssa-loop.c (run_tree_predictive_commoning,
9198 gate_tree_predictive_commoning, pass_predcom): New.
9199 * tree-data-ref.c (find_data_references_in_loop): Find the
9200 references in dominance order.
9201 (canonicalize_base_object_address): Ensure that the result has
9203 (dr_analyze_innermost): Export.
9204 (create_data_ref): Code to fail for references with invariant
9206 (find_data_references_in_stmt): ... here.
9207 * tree-data-ref.h (dr_analyze_innermost): Declare.
9208 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9209 (aff_combination_find_elt, name_expansion_hash,
9210 name_expansion_eq, tree_to_aff_combination_expand,
9211 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9213 * tree-affine.h (aff_combination_constant_multiple_p,
9214 tree_to_aff_combination_expand): Declare.
9215 * tree-predcom.c: New file.
9216 * common.opt (fpredictive-commoning): New option.
9217 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9218 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9219 * Makefile.in (tree-predcom.o): Add.
9220 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9221 * passes.c (init_optimization_passes): Add dceloop after
9222 copy propagation in loop optimizer. Add predictive commoning
9223 to loop optimizer passes.
9225 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9227 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9230 2007-05-24 Jan Hubicka <jh@suse.cz>
9232 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9234 (genheader): Include statistics.h.
9236 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9238 * print-rtl.c (flag_dump_unnumbered): Update comments.
9239 (print_rtl): Fix my previous change.
9240 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9243 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9246 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9248 (thread_through_all_blocks): Call initialize_original_copy_tables
9249 and free_original_copy_tables.
9250 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9252 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9253 * cfghooks.c (duplicate_block): Use get_loop_copy.
9254 * cfg.c: Include cfgloop.h.
9255 (loop_copy): New hash table.
9256 (initialize_original_copy_tables): Initialize loop_copy table.
9257 (free_original_copy_tables): Free loop_copy table.
9258 (copy_original_table_clear, copy_original_table_set,
9259 set_loop_copy, get_loop_copy): New functions.
9260 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9261 * cfgloop.h (struct loop): Remove copy field.
9262 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9263 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9265 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9267 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9268 -msse/-msse2/-msse3.
9270 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9272 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9273 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9275 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9278 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9279 * targhooks.h (default_mangle_decl_assembler_name): Declare
9281 * targhooks.c (default_mangle_decl_assembler_name): Define
9283 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9285 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9286 * langhooks.c (lhd_set_decl_assembler_name): Call
9287 targetm.mangle_decl_assembler_name for names with global scope.
9289 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9291 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9292 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9294 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9295 New. Factored out of i386_pe_encode_section_info.
9296 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9297 Move check for prior decoration of stdcall
9298 symbols to i386_pe_encode_section_info.
9299 (i386_pe_encode_section_info): Adjust call to
9300 gen_stdcall_or_fastcall_suffix. Use
9301 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9302 (i386_pe_mangle_decl_assembler_name): New. Wrap
9303 i386_pe_maybe_mangle_decl_assembler_name.
9305 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9307 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9308 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9309 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9310 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9311 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9314 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9315 Nigel Stephens <nigel@mips.com>
9316 Richard Sandiford <richard@codesourcery.com>
9318 Fix up MIPS16 hard float and add support for complex.
9320 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9321 (TARGET_SOFT_FLOAT_ABI): New.
9322 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9323 __mips_soft_float to reflect the ABI in use, not whether the
9324 FPU is directly accessible (e.g., in MIPS16 mode).
9325 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9326 (UNITS_PER_FPVALUE): Likewise.
9328 * config/mips/mips.c (mips_expand_call): Remove redundant
9329 TARGET_MIPS16 check.
9330 (mips_arg_regno): New.
9331 (function_arg_advance): When setting bits in cum->fp_code for
9332 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9334 (function_arg): Use mips_arg_regno.
9335 (mips_return_mode_in_fpr_p): New.
9336 (mips16_call_stub_mode_suffix): New.
9337 (mips16_cfun_returns_in_fpr_p): New.
9338 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9339 (mips_output_function_prologue): Test mips16_hard_float, not
9340 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9341 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9342 return value into a floating-point register.
9343 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9344 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9345 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9346 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9347 word of double arguments from or to the high bits of 64-bit
9348 floating point registers.
9349 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9350 (mips16_fpret_double): New helper function.
9351 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9352 support for complex modes. Fill in DECL_RESULT for stubdecl.
9353 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9355 * config/mips/mips16.S
9356 (RET, ARG1, ARG2): New.
9357 (MERGE_GPRf, MERGE_GPRt): New.
9358 (DELAYt, DELAYf): New.
9359 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9360 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9361 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9362 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9363 (SFOP): Renamed to...
9364 (OPSF3): This, and macro-ified. Updated all uses.
9365 (SFOP2): Renamed to...
9366 (OPSF2): This, and macro-ified. Updated all uses.
9367 (SFCMP): Renamed to...
9368 (CMPSF): This, and macro-ified. Updated all uses.
9369 (SFREVCMP): Renamed to...
9370 (REVCMPSF): This, and macro-ified. Updated all uses.
9371 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9372 (LDDBL1, LDDBL2, RETDBL): Deleted.
9373 (DFOP): Renamed to...
9374 (OPDF3): This, and macro-ified. Updated all uses.
9375 (DFOP2): Renamed to...
9376 (OPDF2): This, and macro-ified. Updated all uses.
9377 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9378 (DFCMP): Renamed to...
9379 (CMPDF): This, and macro-ified. Updated all uses.
9380 (DFREVCMP): Renamed to...
9381 (REVCMPDF): This, and macro-ified. Updated all uses.
9382 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9383 (RET_FUNCTION): New.
9384 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9385 (__mips16_ret_sc, __mips16_ret_dc): New.
9386 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9387 STUB_ARGS_6, STUB_ARGS_10): New.
9388 (CALL_STUB_NO_RET): New.
9389 (__mips16_call_stub_1): Macro-ified.
9390 (__mips16_call_stub_5): Macro-ified.
9391 (__mips16_call_stub_2): Macro-ified.
9392 (__mips16_call_stub_6): Macro-ified.
9393 (__mips16_call_stub_9): Macro-ified.
9394 (__mips16_call_stub_10): Macro-ified.
9395 (CALL_STUB_RET): New.
9396 (__mips16_call_stub_sf_0): Macro-ified.
9397 (__mips16_call_stub_sf_1): Macro-ified.
9398 (__mips16_call_stub_sf_5): Macro-ified.
9399 (__mips16_call_stub_sf_2): Macro-ified.
9400 (__mips16_call_stub_sf_6): Macro-ified.
9401 (__mips16_call_stub_sf_9): Macro-ified.
9402 (__mips16_call_stub_sf_10): Macro-ified.
9403 (__mips16_call_stub_df_0): Macro-ified.
9404 (__mips16_call_stub_df_1): Macro-ified.
9405 (__mips16_call_stub_df_5): Macro-ified.
9406 (__mips16_call_stub_df_2): Macro-ified.
9407 (__mips16_call_stub_df_6): Macro-ified.
9408 (__mips16_call_stub_df_9): Macro-ified.
9409 (__mips16_call_stub_df_10): Macro-ified.
9410 (__mips16_call_stub_sc_0): New.
9411 (__mips16_call_stub_sc_1): New.
9412 (__mips16_call_stub_sc_5): New.
9413 (__mips16_call_stub_sc_2): New.
9414 (__mips16_call_stub_sc_6): New.
9415 (__mips16_call_stub_sc_9): New.
9416 (__mips16_call_stub_sc_10): New.
9417 (__mips16_call_stub_dc_0): New.
9418 (__mips16_call_stub_dc_1): New.
9419 (__mips16_call_stub_dc_5): New.
9420 (__mips16_call_stub_dc_2): New.
9421 (__mips16_call_stub_dc_6): New.
9422 (__mips16_call_stub_dc_9): New.
9423 (__mips16_call_stub_dc_10): New.
9425 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9426 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9427 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9429 2007-05-23 Ian Lance Taylor <iant@google.com>
9431 * doc/invoke.texi (Invoking GCC): Document that the order of the
9434 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9437 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9438 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9439 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9443 * config/score/score.c (score_print_operand): Make sure that only
9444 lower bits are used.
9446 2007-05-22 Ian Lance Taylor <iant@google.com>
9448 * tree-vrp.c (avoid_overflow_infinity): New static function,
9449 broken out of set_value_range_to_value.
9450 (set_value_range_to_value): Call avoid_overflow_infinity.
9451 (extract_range_from_assert): Likewise.
9453 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9456 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9457 change the type before looking for a COMPOUND_EXPR.
9459 2007-05-22 Ian Lance Taylor <iant@google.com>
9461 * lower-subreg.c (decompose_multiword_subregs): If we change an
9462 insn, call remove_retval_note on it.
9464 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9466 * regs.h (end_hard_regno): New function.
9467 (END_HARD_REGNO, END_REGNO): New macros.
9468 (add_to_hard_reg_set): New function.
9469 (remove_from_hard_reg_set): Likewise.
9470 (in_hard_reg_set_p): Likewise.
9471 (overlaps_hard_reg_set_p): Likewise.
9472 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9473 (note_btr_set): Use END_HARD_REGNO.
9474 * caller-save.c (setup_save_areas): Use end_hard_regno.
9475 (mark_set_regs): Use END_HARD_REGNO.
9476 (add_stored_regs): Use end_hard_regno.
9477 (mark_referenced_regs): Use add_to_hard_reg_set.
9478 * combine.c (update_table_tick): Use END_REGNO.
9479 (record_value_for_reg): Likewise.
9480 (record_dead_and_set_regs): Likewise.
9481 (get_last_value_validate): Likewise.
9482 (use_crosses_set_p): Likewise.
9483 (reg_dead_at_p_1): Likewise.
9484 (reg_dead_at_p): Likewise.
9485 (mark_used_regs_combine): Use add_to_hard_reg_set.
9486 (move_deaths): Use END_HARD_REGNO.
9487 (reg_bitfield_target_p): Use end_hard_regno.
9488 (distribute_notes): Use END_HARD_REGNO.
9489 * cse.c (mention_regs): Use END_REGNO.
9490 (insert): Use add_to_hard_reg_set.
9491 (invalidate): Use END_HARD_REGNO.
9492 (invalidate_for_call): Likewise.
9493 (exp_equiv_p): Use END_REGNO.
9494 (cse_insn): Likewise.
9495 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9496 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9497 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9498 * function.c (keep_stack_depressed): Use end_hard_regno.
9499 * global.c (global_alloc): Use end_hard_regno.
9500 (global_conflicts): Use add_to_hard_reg_set instead of
9502 (find_reg): Likewise.
9503 (mark_reg_store): Likewise.
9504 (mark_reg_conflicts): Likewise.
9505 (mark_reg_death): Use remove_from_hard_reg_set.
9506 (mark_reg_live_nc): Delete.
9507 (set_preference): Use end_hard_regno.
9508 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9509 remove_from_hard_reg_set.
9510 (post_mark_life): Use add_to_hard_reg_set.
9511 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9512 (reg_becomes_live): Use add_to_hard_reg_set.
9513 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9514 (peep2_find_free_register): Use add_to_hard_reg_set.
9515 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9516 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9517 * regrename.c (note_sets): Use add_to_hard_reg_set.
9518 (clear_dead_regs): Use remove_from_hard_reg_set.
9519 (regrename_optimize): Use add_to_hard_reg_set.
9520 (find_oldest_value_reg): Use in_hard_reg_set_p.
9521 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9522 (hard_reg_set_here_p): Use end_hard_regno.
9523 (decompose): Likewise.
9524 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9525 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9526 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9527 (mark_home_live): Use end_hard_regno.
9528 (spill_hard_reg): Likewise.
9529 (clear_reload_reg_in_use): Likewise.
9530 * reorg.c (delete_prior_computation): Use END_REGNO.
9531 * resource.c (update_live_status): Use END_HARD_REGNO.
9532 (mark_referenced_resources): Use add_to_hard_reg_set.
9533 (mark_set_resources): Likewise.
9534 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9535 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9536 (reg_overlap_mentioned_p): Likewise.
9537 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9538 (covers_regno_no_parallel_p): Use END_REGNO.
9539 (find_regno_note): Likewise.
9540 (find_reg_fusage): Use END_HARD_REGNO.
9541 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9542 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9544 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9546 * mode-switching.c (reg_dies): Change type of second argument to
9548 (optimize_mode_switching): Update accordingly.
9550 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9552 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9554 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9555 (hard_reg_set_empty_p): ...these new functions.
9556 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9557 GO_IF_HARD_REG_SUBSET.
9558 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9559 instead of GO_IF_HARD_REG_EQUAL.
9560 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9561 instead of GO_IF_HARD_REG_EQUAL.
9562 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9563 GO_IF_HARD_REG_SUBSET.
9564 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9565 GO_IF_HARD_REG_EQUAL.
9566 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9567 of GO_IF_HARD_REG_SUBSET.
9568 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9569 instead of GO_IF_HARD_REG_EQUAL.
9570 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9571 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9572 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9573 of GO_IF_HARD_REG_SUBSET,
9574 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9575 GO_IF_HARD_REG_SUBSET.
9576 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9577 instead of GO_IF_HARD_REG_EQUAL.
9578 * config/sh/sh.c (push_regs, calc_live_regs): Use
9579 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9580 (hard_regs_intersect_p): Delete.
9582 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9584 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9586 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9587 Richard Henderson <rth@redhat.com>
9589 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9591 (x86_64-*-*): Likewise.
9593 * i386/i386-modes.def (V2QI): New.
9595 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9597 (override_options): Support SSE4.1.
9598 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9599 (IX86_BUILTIN_BLENDPS): Likewise.
9600 (IX86_BUILTIN_BLENDVPD): Likewise.
9601 (IX86_BUILTIN_BLENDVPS): Likewise.
9602 (IX86_BUILTIN_PBLENDVB128): Likewise.
9603 (IX86_BUILTIN_PBLENDW128): Likewise.
9604 (IX86_BUILTIN_DPPD): Likewise.
9605 (IX86_BUILTIN_DPPS): Likewise.
9606 (IX86_BUILTIN_INSERTPS128): Likewise.
9607 (IX86_BUILTIN_MOVNTDQA): Likewise.
9608 (IX86_BUILTIN_MPSADBW128): Likewise.
9609 (IX86_BUILTIN_PACKUSDW128): Likewise.
9610 (IX86_BUILTIN_PCMPEQQ): Likewise.
9611 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9612 (IX86_BUILTIN_PMAXSB128): Likewise.
9613 (IX86_BUILTIN_PMAXSD128): Likewise.
9614 (IX86_BUILTIN_PMAXUD128): Likewise.
9615 (IX86_BUILTIN_PMAXUW128): Likewise.
9616 (IX86_BUILTIN_PMINSB128): Likewise.
9617 (IX86_BUILTIN_PMINSD128): Likewise.
9618 (IX86_BUILTIN_PMINUD128): Likewise.
9619 (IX86_BUILTIN_PMINUW128): Likewise.
9620 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9621 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9622 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9623 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9624 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9625 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9626 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9627 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9628 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9629 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9630 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9631 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9632 (IX86_BUILTIN_PMULDQ128): Likewise.
9633 (IX86_BUILTIN_PMULLD128): Likewise.
9634 (IX86_BUILTIN_ROUNDPD): Likewise.
9635 (IX86_BUILTIN_ROUNDPS): Likewise.
9636 (IX86_BUILTIN_ROUNDSD): Likewise.
9637 (IX86_BUILTIN_ROUNDSS): Likewise.
9638 (IX86_BUILTIN_PTESTZ): Likewise.
9639 (IX86_BUILTIN_PTESTC): Likewise.
9640 (IX86_BUILTIN_PTESTNZC): Likewise.
9641 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9642 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9643 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9644 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9645 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9647 (bdesc_sse_3arg): Likewise.
9648 (bdesc_2arg): Likewise.
9649 (bdesc_1arg): Likewise.
9650 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9652 (ix86_expand_sse_4_operands_builtin): New.
9653 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9654 smaller than 8 bits as the 2nd arg.
9655 (ix86_expand_sse_ptest): New.
9656 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9657 (ix86_expand_vector_set): Support SSE4.1.
9658 (ix86_expand_vector_extract): Likewise.
9660 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9661 __SSE4_1__ for -msse4.1.
9663 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9664 (UNSPEC_INSERTPS): Likewise.
9665 (UNSPEC_DP): Likewise.
9666 (UNSPEC_MOVNTDQA): Likewise.
9667 (UNSPEC_MPSADBW): Likewise.
9668 (UNSPEC_PHMINPOSUW): Likewise.
9669 (UNSPEC_PTEST): Likewise.
9670 (UNSPEC_ROUNDP): Likewise.
9671 (UNSPEC_ROUNDS): Likewise.
9673 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9675 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9676 (const_pow2_1_to_32768_operand): Likewise.
9678 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9681 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9683 (sse4_1_insertps): Likewise.
9684 (*sse4_1_extractps): Likewise.
9685 (sse4_1_ptest): Likewise.
9686 (sse4_1_mulv2siv2di3): Likewise.
9687 (*sse4_1_mulv4si3): Likewise.
9688 (*sse4_1_smax<mode>3): Likewise.
9689 (*sse4_1_umax<mode>3): Likewise.
9690 (*sse4_1_smin<mode>3): Likewise.
9691 (*sse4_1_umin<mode>3): Likewise.
9692 (sse4_1_eqv2di3): Likewise.
9693 (*sse4_1_pinsrb): Likewise.
9694 (*sse4_1_pinsrd): Likewise.
9695 (*sse4_1_pinsrq): Likewise.
9696 (*sse4_1_pextrb): Likewise.
9697 (*sse4_1_pextrb_memory): Likewise.
9698 (*sse4_1_pextrw_memory): Likewise.
9699 (*sse4_1_pextrq): Likewise.
9700 (sse4_1_blendpd): Likewise.
9701 (sse4_1_blendps): Likewise.
9702 (sse4_1_blendvpd): Likewise.
9703 (sse4_1_blendvps): Likewise.
9704 (sse4_1_dppd): Likewise.
9705 (sse4_1_dpps): Likewise.
9706 (sse4_1_movntdqa): Likewise.
9707 (sse4_1_mpsadbw): Likewise.
9708 (sse4_1_packusdw): Likewise.
9709 (sse4_1_pblendvb): Likewise.
9710 (sse4_1_pblendw): Likewise.
9711 (sse4_1_phminposuw): Likewise.
9712 (sse4_1_extendv8qiv8hi2): Likewise.
9713 (*sse4_1_extendv8qiv8hi2): Likewise.
9714 (sse4_1_extendv4qiv4si2): Likewise.
9715 (*sse4_1_extendv4qiv4si2): Likewise.
9716 (sse4_1_extendv2qiv2di2): Likewise.
9717 (*sse4_1_extendv2qiv2di2): Likewise.
9718 (sse4_1_extendv4hiv4si2): Likewise.
9719 (*sse4_1_extendv4hiv4si2): Likewise.
9720 (sse4_1_extendv2hiv2di2): Likewise.
9721 (*sse4_1_extendv2hiv2di2): Likewise.
9722 (sse4_1_extendv2siv2di2): Likewise.
9723 (*sse4_1_extendv2siv2di2): Likewise.
9724 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9725 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9726 (sse4_1_zero_extendv4qiv4si2): Likewise.
9727 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9728 (sse4_1_zero_extendv2qiv2di2): Likewise.
9729 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9730 (sse4_1_zero_extendv4hiv4si2): Likewise.
9731 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9732 (sse4_1_zero_extendv2hiv2di2): Likewise.
9733 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9734 (sse4_1_zero_extendv2siv2di2): Likewise.
9735 (*sse4_1_zero_extendv2siv2di2): Likewise.
9736 (sse4_1_roundpd): Likewise.
9737 (sse4_1_roundps): Likewise.
9738 (sse4_1_roundsd): Likewise.
9739 (sse4_1_roundss): Likewise.
9740 (mulv4si3): Don't expand for SSE4.1.
9741 (smax<mode>3): Likewise.
9742 (umaxv4si3): Likewise.
9743 (uminv16qi3): Likewise.
9744 (umin<mode>3): Likewise.
9745 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9747 * doc/extend.texi: Document SSE4.1 built-in functions.
9749 * doc/invoke.texi: Document -msse4.1.
9751 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9753 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9754 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9755 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9756 (ASM_SPEC): Add asm_pcrel_spec.
9757 (EXTRA_SPECS): Add asm_pcrel_spec.
9759 2007-05-21 David Daney <ddaney@avtrex.com>
9761 * doc/install.texi (Building a cross compiler): Add requirements
9762 for Java cross compiler.
9764 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9767 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9768 Add loopno argument. Use evolution_function_is_invariant_rec_p
9769 instead of evolution_function_is_constant_p.
9770 Update calls to evolution_function_is_affine_multivariate_p.
9771 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9772 Add loopno argument.
9773 * tree-scalar-evolution.c (gather_chrec_stats): Call
9774 evolution_function_is_affine_multivariate_p with a loop
9776 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9777 (analyze_overlapping_iterations): Likewise.
9778 (access_functions_are_affine_or_constant_p): Likewise.
9779 (build_classic_dist_vector_1): If the access functions
9780 are equal, don't do anything.
9782 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9783 Paolo Carlini <pcarlini@suse.de>
9784 Uros Bizjak <ubizjak@gmail.com>
9786 * c-cppbuiltin.c (c_cpp_builtins): Define
9787 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9788 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9789 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9790 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9792 2007-05-21 Mike Stump <mrs@apple.com>
9794 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9796 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9798 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9800 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9801 implementation if __OPTIMIZE__ is not defined.
9802 (_mm_alignr_pi8): Ditto.
9803 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9804 (_mm_inserti_si64): Ditto.
9805 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9806 (_mm_slli_epi16): Ditto.
9807 (_mm_slli_epi32): Ditto.
9808 (_mm_slli_epi64): Ditto.
9809 (_mm_srai_epi16): Ditto.
9810 (_mm_srai_epi32): Ditto.
9811 (_mm_srli_si128): Ditto.
9812 (_mm_slli_si128): Ditto.
9813 (_mm_srli_epi16): Ditto.
9814 (_mm_srli_epi32): Ditto.
9815 (_mm_srli_epi64): Ditto.
9816 (_mm_extract_epi16): Ditto.
9817 (_mm_insert_epi16): Ditto.
9818 (_mm_shufflehi_epi16): Ditto.
9819 (_mm_shufflelo_epi16): Ditto.
9820 (_mm_shuffle_epi32): Ditto.
9821 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9823 (_mm_insert_pi16): Ditto.
9825 (_mm_shuffle_pi16): Ditto.
9827 (_mm_shufle_ps): Ditto.
9828 (_mm_prefetch): Ditto.
9830 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9832 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9833 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9834 * real.c (encode_i370_single, decode_i370_single,
9835 encode_i370_double, decode_i370_double): Functions removed.
9836 (i370_single_format, i370_double_format): Initializations removed.
9837 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9838 Consider the log2_b field to always be one.
9839 (ieee_single_format, mips_single_format, coldfire_single_format,
9840 ieee_double_format, mips_double_format, coldfire_double_format,
9841 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9842 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9843 ibm_extended_format, mips_extended_format, ieee_quad_format,
9844 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9845 decimal_single_format, decimal_double_format, decimal_quad_format,
9846 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9847 initialization of log2_b.
9848 * real.h (i370_single_format, i370_double_format): Declarations
9850 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9851 field to always be one.
9853 2007-05-21 Andreas Schwab <schwab@suse.de>
9855 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9856 NOTE_INSN_BASIC_BLOCK_P.
9857 (process_for_unwind_directive): Likewise.
9859 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9861 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9862 * function.h (struct function): Move va_list_gpr_size,
9863 va_list_fpr_size, function_frequency to front of bitfields. Add
9865 (current_function_calls_unwind_init): New.
9866 * except.c (expand_builtin_unwind_init): Set
9867 current_function_calls_unwind_init not
9868 current_function_has_nonlocal_label.
9869 * reload1.c (has_nonexceptional_receiver): New.
9870 (reload): Use it and current_function_calls_unwind_init to
9871 determine whether call-saved regs must be saved.
9873 2007-05-20 Jan Hubicka <jh@suse.cz>
9875 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9876 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9877 * ddg.c (create_ddg): LIkewise.
9878 * final.c (final): Remove hunk moving line number notes around since
9879 they are no longer present at this stage.
9880 (final_scan_insn): Use NOTE_KIND instead of
9881 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9882 (output_asm_label): Likewise.
9883 * reorg.c (dbr_schedule): Likewise.
9884 * haifa-sched.c (unlink_other_notes): Likewise.
9885 * mode-switching.c (optimize_mode_switching): Likewise.
9886 * graph.c (start_bb): Likewise.
9887 * rtl.def (NOTE): Update description.
9888 * jump.c (squeeze_notes): Delete.
9889 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9890 NOTE_INSN_BASIC_BLOCK_P when possible.
9891 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9892 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9893 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9894 (dwarf2out_var_location): Likewise.
9895 * cfgbuild.c (make_edges): Likewise.
9896 (find_basic_blocks_1): Likewise.
9897 * function.c (reorder_blocks_1): Likewise.
9898 (epilogue_done): Likewise.
9899 (reposition_prologue_and_epilogue_notes): Likewise.
9900 * print-rtl.c (print_rtx): Likewise; drop code for printing
9902 (print_rtl): Likewise.
9903 (print_rtl_single): Likewise.
9904 * gcse.c (insert_insn_start_bb): Likewise.
9905 * alias.c (init_alias_analysis): Likewise.
9906 * calls.c (fixup_tail_calls): Likewise.
9907 * except.c (sjlj_emit_function_enter): Likewise.
9908 * emit-rtl.c (add_insn_after): Likeiwse.
9909 (emit_label_before): Likewise.
9910 (emit_label_after): Likewise.
9911 (emit_note_before, emit_note_after, emit_note): Update
9912 parameter to be enum insn_note; do not deal with source
9914 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9915 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9917 (merge_blocks_move_successor_nojumps): Simplify now when
9918 we don't have BLOCK notes.
9919 (try_optimize_cfg): Likewise.
9920 * cfglayout.c (skip_insns_after_block): Likewise.
9921 (record_effective_endpoints): Likewise.
9922 (duplicate_insn_chain): Likewise.
9923 * varasm.c (output_constant_pool_1): Likewise.
9924 * sched-deps.c (sched_analyze): Likewise.
9925 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9927 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9928 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9929 (SET_INSN_DELETED): Simplify.
9930 (NOTE_LINE_NUMBER): Exterminate.
9931 (NOTE_LINE_KIND): New.
9932 (NOTE_INSN_BASIC_BLOCK_P): Update.
9933 (enum insn_note): Simplify.
9934 (GET_NOTE_INSN_NAME) Simplify.
9935 (emit_note_before, emit_note_after, emit_note): Update prototype.
9936 (squeeze_notes): Remove.
9937 * sched-int.h (NOTE_NOT_BB_P): Update.
9938 * resource.c (mark_target_live_regs): Update.
9939 * sched-rgn.c (debug_dependencies): Update.
9940 * sched-vis.c (print_insn): Update.
9941 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9942 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9943 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9944 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9945 (split_branches): Update.
9946 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9948 (sh_adjust_unroll_max): Exterminate.
9949 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9950 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9951 (m68hc11_reorg): Likewise.
9952 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9953 (emit_predicate_relation_info): Update.
9954 (process_for_unwind_directive): Update.
9955 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9956 (output_call): Update.
9957 * config/pa/pa.c (output_lbranch): Update.
9958 (output_millicode_call): Update.
9959 (output_call): Update.
9960 (pa_combine_instructions): Update.
9961 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9962 * config/bfin/bfin.c (gen_one_bundle): Update.
9963 * cfgrtl.c (can_delete_note_p): Update.
9964 (delete_insn): Update.
9965 (rtl_merge_blocks): Update.
9966 (commit_one_edge_insertion): Update.
9967 (rtl_verify_flow_info): Update.
9968 * stmt.c (expand_case): Do not call squeeze_notes.
9970 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9977 * c.opt (Wtype-limits): New.
9978 * doc/invoke.texi (Wtype-limits): Document it.
9979 (Wextra): Enabled by -Wextra.
9980 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9981 * c-common.c (shorten_compare): Warn with Wtype-limits.
9983 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9985 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9986 inlined function, not as a macro.
9987 (_mm_alignr_pi8): Ditto.
9988 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9989 (_mm_inserti_si64): Ditto.
9990 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9991 (_mm_extract_epi16): Ditto.
9992 (_mm_insert_epi16): Ditto.
9993 (_mm_shufflehi_epi16): Ditto.
9994 (_mm_shufflelo_epi16): Ditto.
9995 (_mm_shuffle_epi32): Ditto.
9996 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9997 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9999 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10001 (_m_to_float): Use C89 compatible assignment.
10003 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10006 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10008 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10011 * doc/invoke.texi (Wreturn-type): Complete description.
10012 (Wextra): Delete item about return-type warning.
10013 * c-decl.c: Delete redundant Wextra warning.
10015 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10018 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10019 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10020 inlined function, not as a macro.
10021 (_mm_prefetch): Ditto.
10022 (_m_pextrw): Ditto.
10023 (_mm_insert_pi16): Ditto.
10024 (_m_pinsrw): Ditto.
10025 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10026 (_m_pshufw): Ditto. Add const to __N argument.
10027 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10028 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10029 (_mm_slli_epi32): Ditto.
10030 (_mm_srli_si128): Implement as always inlined function, not as a
10031 macro. Add __inline to function declaration.
10032 (_mm_slli_si128): Ditto.
10034 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10036 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10037 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10039 (struct fenv): New structure.
10040 (FP_HANDLE_EXCEPTIONS): New define.
10041 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10042 (_FP_DECL_EXP): New define.
10043 (FP_INIT_ROUNDMODE): New define.
10044 (FP_ROUNDMODE): New define.
10046 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10048 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10049 (Wconversion): Update description.
10050 (Wconversion-sign): New.
10051 * c.opt (Wconversion-sign): New.
10052 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10053 means disabled for C++. Otherwise, take the status of Wconversion.
10054 * c-common.c (conversion_warning): Warn with either Wconversion or
10056 (warnings_for_convert_and_check): Conditions are already checked by
10057 conversion_warning.
10058 (convert_and_check): Don't check warnings if the conversion failed.
10060 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10061 Anatoly Sokolov <aesok@dol.ru>
10063 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10064 avr_epilogue_uses) : Add declaration.
10065 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10066 * config/avr/constraints.md (R): New constraint.
10067 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10068 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10069 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10070 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10071 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10072 call_prologue_saves, epilogue_restores, return_from_epilogue,
10073 return_from_main_epilogue, return_from_interrupt_epilogue,
10074 return_from_naked_epilogue, prologue, epilogue): New patterns.
10075 (jump): Handle symbol reference.
10076 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10077 avr_output_function_prologue, avr_output_function_epilogue): Remove
10079 (avr_init_machine_status, expand_prologue, expand_epilogue,
10080 avr_asm_function_end_prologue, avr_epilogue_uses,
10081 avr_asm_function_begin_epilogue): New functions.
10082 (prologue_size, epilogue_size, jump_tables_size): Remove global
10084 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10085 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10086 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10087 (avr_override_options): Initialise init_machine_status.
10088 (output_movhi): Handle all stack pointer loads.
10089 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10090 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10091 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10092 (EPILOGUE_USES) Redefine.
10093 (machine_function) Declare.
10095 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10097 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10098 Use a single return statement.
10100 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10102 PR middle-end/30250
10103 * builtins.c (do_mpfr_lgamma_r): New.
10104 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10105 * tree.h (CASE_FLT_FN_REENT): New.
10107 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10109 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10110 (output_die): Use 'unsigned long' with %x.
10111 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10112 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10113 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10115 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10117 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10122 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10123 true if function has no argument.
10125 2007-05-18 DJ Delorie <dj@redhat.com>
10127 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10128 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10130 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10132 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10133 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10134 count_trailing_zeros.
10135 (__i386__): Implement count_leading_zeros using __builtin_clz().
10136 Implement count_trailing_zeros usign __builtin_ctz().
10138 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10140 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10142 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10144 PR middle-end/31344
10145 * expr.c (emit_move_change_mode): Change mode of push operands here.
10147 2007-05-17 Ian Lance Taylor <iant@google.com>
10149 PR tree-optimization/31953
10150 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10151 Change all callers.
10152 (set_value_range_to_null): Call set_value_range_to_value.
10153 (extract_range_from_comparison): Likewise.
10155 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10157 * toplev.c (print_version): Output GMP/MPFR version info.
10159 * builtins.c (CASE_MATHFN_REENT): New macro.
10160 (mathfn_built_in): Use it.
10161 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10162 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10163 BUILT_IN_LGAMMAL_R): New.
10164 * doc/extend.texi: Document new builtins.
10166 PR middle-end/31796
10167 * builtins.c (do_mpfr_remquo): New.
10168 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10169 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10171 PR middle-end/30251
10172 * builtins.c (fold_builtin_1): Handle y0, y1.
10173 (fold_builtin_2): Handle yn.
10175 PR middle-end/30251
10176 * builtins.c (do_mpfr_bessel_n): New.
10177 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10178 (fold_builtin_2): Handle BUILT_IN_JN.
10180 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10183 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10184 TYPE_PRECISION (intmax_type_node).
10186 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10189 * reload.c (subst_reloads): Remove checking.
10191 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10193 PR rtl-optimization/31691
10194 * combine.c (simplify_set): Build a new src pattern instead of
10195 substituting its operands in the COMPARE case.
10197 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10199 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10200 (execute_vrp): Preserve loops through jump threading.
10201 * tree-ssa-threadupdate.c (thread_single_edge,
10202 dbds_continue_enumeration_p, determine_bb_domination_status,
10203 thread_through_loop_header): New functions.
10204 (create_edge_and_update_destination_phis,
10205 create_edge_and_update_destination_phis): Set loops for the new blocks.
10206 (prune_undesirable_thread_requests): Removed.
10207 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10209 (thread_block): Do not call prune_undesirable_thread_requests.
10211 (mark_threaded_blocks): Select edges to thread here.
10212 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10213 Thread edges through loop headers independently.
10214 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10215 * tree-pass.h (TODO_mark_first_instance): New.
10216 (first_pass_instance): Declare.
10217 * cfghooks.c (duplicate_block): Put the block to the original loop
10218 if copy is not specified.
10219 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10220 jump threading. Pass may_peel_loop_headers to
10221 thread_through_all_blocks according to first_pass_instance.
10222 * cfgloop.h (create_preheader): Declare.
10223 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10224 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10225 * passes.c (first_pass_instance): New variable.
10226 (next_pass_1): Set TODO_mark_first_instance.
10227 (execute_todo): Set first_pass_instance.
10229 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10231 PR tree-optimization/24659
10232 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10233 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10234 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10235 OTI_vec_pack_ufix_trunc.
10236 (vec_unpacks_float_hi_optab): Define new macro.
10237 (vec_unpacks_float_lo_optab): Ditto.
10238 (vec_unpacku_float_hi_optab): Ditto.
10239 (vec_unpacku_float_lo_optab): Ditto.
10240 (vec_pack_sfix_trunc_optab): Ditto.
10241 (vec_pack_ufix_trunc_optab): Ditto.
10242 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10243 and vec_pack_[s|u]fix_trunc_optab using
10244 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10245 * tree-vectorizer.c (supportable_widening_operation): Handle
10246 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10247 (supportable_narrowing_operation): New function.
10248 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10249 * tree-vect-transform.c (vectorizable_conversion): Handle
10250 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10251 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10252 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10253 to check for target support.
10254 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10255 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10256 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10257 for VEC_PACK_FIX_TRUNC_EXPR.
10258 (expand_binop): Special case mode of the result for
10259 vec_pack_[u|s]fix_trunc_optab.
10260 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10261 vec_pack_[u|s]fix_trunc_optab.
10263 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10264 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10265 * tree-pretty-print.c (dump_generic_node): Handle
10266 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10267 VEC_PACK_FIX_TRUNC_EXPR.
10269 * expr.c (expand_expr_real_1): Ditto.
10270 * tree-inline.c (estimate_num_insns_1): Ditto.
10271 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10273 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10274 (vec_unpacks_float_lo_v8hi): Ditto.
10275 (vec_unpacku_float_hi_v8hi): Ditto.
10276 (vec_unpacku_float_lo_v8hi): Ditto.
10277 (vec_unpacks_float_hi_v4si): Ditto.
10278 (vec_unpacks_float_lo_v4si): Ditto.
10279 (vec_pack_sfix_trunc_v2df): Ditto.
10281 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10283 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10284 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10285 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10286 [vec_pack_ufix_trunc]: Ditto.
10287 [vec_unpacks_float_hi]: Ditto.
10288 [vec_unpacks_float_lo]: Ditto.
10289 [vec_unpacku_float_hi]: Ditto.
10290 [vec_unpacku_float_lo]: Ditto.
10292 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10294 * soft-fp/README: Update for new files.
10295 * soft-fp/floattisf.c: New file.
10296 * soft-fp/floattidf.c: New file.
10297 * soft-fp/floattitf.c: New file.
10298 * soft-fp/floatuntisf.c: New file.
10299 * soft-fp/floatuntidf.c: New file.
10300 * soft-fp/floatuntitf.c: New file.
10301 * soft-fp/fixsfti.c: New file.
10302 * soft-fp/fixdfti.c: New file.
10303 * soft-fp/fixtfti.c: New file.
10304 * soft-fp/fixunssfti.c: New file.
10305 * soft-fp/fixunsdfti.c: New file.
10306 * soft-fp/fixunstfti.c: New file.
10307 * soft-fp/extendxftf.c: New file.
10308 * soft-fp/trunctfxf.c: New file.
10310 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10311 (__trunctfxf2): Ditto.
10313 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10314 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10315 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10316 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10317 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10318 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10320 * config/i386/t-fprules-softfp64: New file.
10321 * config/i386/sfp-machine.h: New file.
10322 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10323 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10324 and soft-fp/t-softfp to tmake_file.
10325 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10326 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10328 * config/i386/t-linux64 (softfp_wrap_start): New.
10329 (softfp_wrap_end): New.
10330 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10331 supported for TARGET_64BIT.
10333 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10335 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10336 c_common_unsigned_type behavior.
10338 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10340 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10343 2007-05-16 Eric Christopher <echristo@apple.com>
10345 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10346 saving after stack push. Set sp_offset whenever we push.
10347 (rs6000_emit_epilogue): Move altivec register restore before
10350 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10352 * configure.ac: Allow sysroots to be relocated under $prefix as
10353 well as $exec_prefix.
10354 * configure: Regenerate.
10356 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10360 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10362 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10363 (gcc_tooldir): Likewise.
10364 * configure: Regenerate.
10365 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10366 old configure.ac gcc_tooldir setting.
10367 (prefix_to_exec_prefix): New variable.
10368 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10369 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10371 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10373 * c-typeck.c (build_binary_op): Return early for error.
10375 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10377 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10378 struct nb_iter_bound.
10379 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10380 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10381 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10382 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10383 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10384 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10385 (del_scev_info): Use ggc_free.
10386 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10387 * loop-init.c: Include ggc.h.
10388 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10389 (loop_optimizer_finalize): Use ggc_free.
10390 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10391 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10392 pass_iv_optimize): Add TODO_ggc_collect.
10393 * function.h (struct function): Remove skip marker from
10395 * cfgloop.c: Include ggc.h.
10396 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10398 (establish_preds): Vector superloops is gc allocated.
10399 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10401 (flow_loops_find): Vector larray is gc allocated.
10402 (loop_exit_free): Use ggc_free.
10403 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10404 that head of exits list is now not a part of struct loop.
10405 (record_loop_exits): Allocate exits table in gc memory.
10406 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10407 that head of exits list is now not a part of struct loop.
10408 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10409 struct loop_exit): Add GTY marker.
10410 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10411 Add skip marker to aux field. Make head of exits list a separate
10413 (struct loops): Add GTY marker. Make larray vector gc allocated.
10414 Add param marker to exits table.
10415 (get_loops): Type changed.
10416 * Makefile.in (tree-scalar-evolution.o): Add
10417 gt-tree-scalar-evolution.h dependency.
10418 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10419 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10420 * basic-block.h (struct basic_block_def): Remove skip marker from
10423 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10425 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10426 of 0 in the call to expand_expr().
10427 (expand_builtin_mathfn_3): Ditto.
10428 (expand_builtin_interclass_mathfn): Ditto.
10429 (expand_builtin_cexpi): Ditto.
10430 (expand_builtin_int_roundingfn): Ditto.
10431 (expand_builtin_int_roundingfn_2): Ditto.
10432 (expand_builtin_pow): Ditto.
10433 (expand_builtin_powi): Ditto.
10434 (expand_builtin_bswap): Ditto.
10435 (expand_builtin_unop): Ditto.
10436 (expand_builtin_fabs): Ditto.
10437 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10438 the call to expand_expr().
10439 (expand_builtin_sync_operation): Ditto.
10440 (expand_builtin_compare_and_swap): Ditto.
10441 (expand_builtin_lock_test_and_set): Ditto.
10442 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10443 instead of 0 in the call to expand_expr().
10444 (expand_builtin_extract_return_addr): Ditto.
10445 (expand_builtin_eh_return): Ditto.
10446 (expand_eh_return): Ditto.
10447 * explow.c (expr_size): Ditto.
10448 * expr.c (optimize_bitfield_assignment_op): Ditto.
10449 (expand_assignement): Ditto.
10450 (store_expr): Ditto.
10451 (store_field): Ditto.
10452 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10453 the call to expand_expr().
10454 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10455 in the call to expand_expr().
10456 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10457 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10458 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10460 * optabs.c (expand_vec_shift_expr): Ditto.
10461 (expand_vec_cond_expr): Ditto.
10462 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10463 call to expand_expr().
10464 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10465 in the call to expand_expr().
10467 2007-05-14 Dave Korn <dave.korn@artimi.com>
10469 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10471 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10473 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10474 instead of c_common_unsigned_type.
10475 (c_common_unsigned_type): Remove.
10476 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10477 c_common_unsigned_type.
10478 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10479 c_common_unsigned_type.
10480 * c-common.h (c_common_unsigned_type): Remove.
10481 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10482 c_common_unsigned_type.
10483 * c-format.c (check_format_types): Use unsigned_type_for instead of
10484 c_common_unsigned_type.
10485 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10486 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10487 of c_common_unsigned_type.
10488 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10489 lang_hooks.types.unsigned_type.
10490 * expmed.c (make_tree): Use unsigned_type_for instead of
10491 lang_hooks.types.unsigned_type.
10492 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10493 lang_hooks.types.unsigned_type.
10494 (build_range_check): Likewise.
10495 (fold_unary): Likewise.
10496 (fold_binary): Likewise.
10497 (fold_ternary): Likewise.
10498 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10499 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10500 * tree.c (get_unsigned_type): New.
10501 (unsigned_type_for): Use get_unsigned_type instead of
10502 lang_hooks.types.unsigned_type.
10504 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10506 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10507 to m68k_get_function_kind. Update its prototype.
10508 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10510 (m68k_interrupt_function_p): Return enum m68k_function_type
10511 instead of bool. Rename to m68k_get_function_kind.
10512 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10513 target is not fido.
10514 (m68k_compute_frame_layout): Don't mark any register for save
10515 if an interrupt_thread attribute is specified.
10516 (m68k_hard_regno_rename_ok): Update a use of
10517 m68k_interrupt_function_p.
10518 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10519 m68k_interrupt_function_p.
10520 (m68k_function_type): New.
10521 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10522 for a function with an interrupt_thread attribute.
10523 * doc/extend.texi: Document the interrupt_thread attribute.
10525 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10527 Fix PR tree-optimization/31911
10528 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10529 if they didn't change the expression.
10531 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10533 * tree-scalar-evolution.c (resolve_mixers): Exported.
10534 * tree-scalar-evolution.h (resolve_mixers): Declare.
10535 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10536 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10537 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10538 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10539 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10540 strip_conversion, analyze_offset_expr, address_analysis,
10541 object_analysis, analyze_offset): Removed.
10542 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10543 split_constant_offset, canonicalize_base_object_address,
10544 object_address_invariant_in_loop_p, disjoint_objects_p,
10545 dr_may_alias_p, dr_address_invariant_p): New functions.
10546 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10547 and dr_analyze_alias.
10548 (initialize_data_dependence_relation): Use dr_may_alias_p
10549 and object_address_invariant_in_loop_p.
10550 (compute_self_dependence): Handle the case when
10551 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10552 (find_data_references_in_stmt): Restrict the analysis of data
10553 references to the given loop nest.
10554 (find_data_references_in_loop): Made static. Pass loop nest to
10555 find_data_references_in_stmt.
10556 (compute_data_dependences_for_loop): Use DR_VOPS.
10557 (free_data_ref): Free DR_VOPS.
10558 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10559 (struct innermost_loop_behavior): ... new.
10560 (struct base_object_info): Replaced by ...
10561 (struct indices): ... new.
10562 (struct dr_alias): New.
10563 (enum data_ref_type): Removed.
10564 (struct data_reference): Consist of struct innermost_loop_behavior,
10565 struct indices and struct dr_alias.
10566 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10567 (DR_MEMTAG): Renamed to ...
10568 (DR_SYMBOL_TAG): ... this.
10569 (find_data_references_in_loop): Declaration removed.
10570 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10571 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10572 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10573 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10575 2007-05-13 Revital Eres <eres@il.ibm.com>
10577 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10578 which walks virtual def-use chains to find redundant stores.
10579 (dse_optimize_stmt): Call it.
10581 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10583 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10584 * passes.c (init_optimization_passes): Move pass_jump_bypass
10587 * basic-block.h (bb_has_eh_pred): Fix style issue.
10589 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10591 PR rtl-optimization/31848
10592 * loop-invariant.c (move_invariant_reg): If we move an insn
10593 with a REG_EQUAL note, and that insn is not always executed,
10594 remove the REG_EQUAL note.
10596 2007-05-12 Richard Guenther <rguenther@suse.de>
10598 PR tree-optimization/31797
10599 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10600 propagate into a stmt that has volatile ops.
10602 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10604 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10605 (gcc_tooldir): Likewise.
10606 * configure: Regenerate.
10607 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10608 old configure.ac gcc_tooldir setting.
10609 (prefix_to_exec_prefix): New variable.
10610 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10611 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10613 2007-05-11 Silvius Rus <rus@google.com>
10615 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10616 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10617 * c-common.h (strict_aliasing_warning): Change return type.
10618 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10619 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10620 (build_c_cast): Condition call to strict_aliasing_warning.
10621 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10622 * flags.h (set_Wstrict_aliasing): Declare.
10623 * opts.c (set_Wstrict_alising): Define, add call to.
10624 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10625 * tree-ssa-alias-warnings.c: New file.
10626 * tree-ssa-alias.c (compute_may_aliases): Add call to
10627 strict_aliasing_warning_backend.
10629 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10631 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10632 Use loop_depth and loop_outer accessor functions.
10633 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10634 determine_invariantness_stmt, move_computations_stmt): Ditto.
10635 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10636 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10637 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10638 * tree-scalar-evolution.c (interpret_loop_phi,
10639 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10640 instantiate_parameters_1, scev_const_prop): Ditto.
10641 * cfghooks.c (make_forwarder_block): Ditto.
10642 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10643 * modulo-sched.c (loop_canon_p): Ditto.
10644 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10645 slpeel_can_duplicate_loop_p): Ditto.
10646 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10647 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10648 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10649 cancel_loop, verify_loop_structure): Ditto.
10650 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10651 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10652 superloops vector instead of "pred" array.
10653 (establish_preds): Take father loop as an argument. Initialize the
10655 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10656 Do not initialize loop->outer.
10657 (flow_loop_tree_node_remove): Truncate the superloops vector.
10658 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10659 "pred" merged to "superloops" vector.
10660 (loop_depth, loop_outer): New.
10661 (fel_init): Use loop_outer.
10663 2007-05-11 Jan Hubicka <jh@suse.cz>
10665 * cgraphunit.c: Include gt-cgraphunit.h
10666 (static_ctors, static_dtors): New static vars.
10667 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10668 based on implementation in c-common.c
10669 (cgraph_finalize_function): Call record_cdtor_fn.
10670 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10671 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10672 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10673 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10674 build_cdtor, c_build_cdtor_fns): Remove.
10675 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10676 c_build_cdtor_fns): Remove prototype.
10678 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10681 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10682 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10683 * builtins.c (fold_builtin_memchr): New.
10684 (expand_builtin_memchr): Call the latter.
10685 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10686 * doc/extend.texi ([Other built-in functions provided by GCC]):
10689 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10691 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10692 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10693 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10694 PFPO_OP1_TYPE_SHIFT): Constants added.
10695 (DFP_ALL): Mode macro defined.
10696 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10697 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10698 Insn definitions added.
10699 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10700 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10703 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10705 PR tree-optimization/31885
10706 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10707 NULL_TREE to be undetermined.
10708 (automatically_generated_chrec_p): Return false for NULL.
10710 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10712 * config/bfin/bfin.h (MOVE_RATIO): Define.
10714 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10716 * config.gcc (sparc-wrs-vxworks): New target.
10717 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10718 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10719 * config/sparc/sparc.h: Include vxworks-dummy.h.
10720 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10721 include LABEL_REFs too.
10722 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10723 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10725 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10727 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10728 (sparc_emit_call_insn): New function.
10729 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10730 functions when generating VxWorks PIC.
10731 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10732 (call, call_value): Use sparc_emit_call_insn instead of
10735 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10737 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10739 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10741 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10742 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10743 split_double instead of operand_subword.
10745 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10747 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10748 * config/bfin/bfin.c (bfin_local_alignment): New function.
10749 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10751 2007-05-08 Chao-ying Fu <fu@mips.com>
10753 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10754 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10755 (smsub_widen_optab, umsub_widen_optab): Define.
10756 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10758 * genopinit.c (optabs): Fill in smsub_widen_optab and
10760 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10761 and umsub_widen_optab to implement multiply-subtract sequences.
10762 * config/mips/mips.md (*msac<u>_di): Rename to...
10763 (<u>msubsidi4): ...this. Extend condition to include
10764 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10765 of operand 0 to "ka" and use the three-operand form of msub<u>
10767 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10770 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10772 PR rtl-optimization/28011
10773 * reload.c (push_reload): Set dont_share if IN appears in OUT
10774 also when IN is a PLUS rtx.
10775 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10778 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10780 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10781 call unshare_all_decls.
10782 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10783 (unshare_all_decls): Remove.
10785 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10788 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10791 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10792 Nigel Stephens <nigel@mips.com>
10794 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10795 Update comments and all uses.
10796 (MIN_FPRS_PER_FMT): Define.
10797 * config/mips/mips.c (function_arg): Fix to correctly handle
10798 the -mips32r2 -mfp64 -mabi=32 case.
10799 (override_options): Enable use of odd-numbered registers for
10800 SFmode values on MIPS32.
10801 (mips_save_reg_p): Save whole floating-point register pair if
10802 either half is used.
10803 (compute_frame_size): Fix comment.
10805 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10807 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10808 argument of type bool.
10809 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10810 argument. Safely select temporary P register according to it.
10811 (do_link): Change call site of add_to_reg accordingly.
10812 (do_unlink): Add epilogue_p as a fourth argument and pass it
10814 (expand_interrupt_handler_epilogue): Change call of do_unlink
10816 (bfin_expand_prologue): Add a third argument sibcall_p.
10817 * config/bfin/bfin.md (epilogue): Change call of
10818 bfin_expand_epilogue accordingly.
10819 (sibcall_epilogue): Likewise.
10820 (eh_return_internal): Likewise.
10822 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10823 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10824 * config/bfin/bfin.c (bfin_handle_option): Handle
10825 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10826 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10827 Support bf534, bf536 and bf561.
10828 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10830 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10833 * config/i386/i386.c (ix86_function_regparm): Process local
10834 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10836 2007-05-07 Mike Stump <mrs@apple.com>
10838 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10839 also checks for and while statements in C++.
10841 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10843 * gcc.c (at_file_supplied): New variable.
10844 (main): Set it if we expanded argv.
10845 (do_spec_1): Pass an @-file to the linker if we were called with
10846 an @-file argument and HAVE_GNU_LD.
10847 * collect2.c (at_file_supplied): New variable.
10848 (response_file): New variable.
10849 (collect_exit): Unlink response_file if necessary.
10850 (handler): Likewise.
10851 (do_wait): Likewise.
10852 (main): Set at_file_supplied if we expanded argv.
10853 (collect_execute): Pass an @-file to subprocesses if we were called
10854 with an @-file argument.
10855 * configure.ac: Add define for HAVE_GNU_LD.
10856 * configure: Regenerate.
10857 * config.in: Regenerate.
10859 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10861 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10862 operand to HI mode.
10867 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10869 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10870 (TARGET_ENCODE_SECTION_INFO): Re-define.
10871 (m32c_encode_section_info): New
10872 (function_vector_handler): New
10873 (current_function_special_page_vector): New
10874 (m32c_special_page_vector_p): New.
10875 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10877 * config/m32c/jump.md: Added instruction JSRS for functions
10878 with attribute "function_vector".
10879 * doc/extend.texi (function_vector): Added description
10880 for M16C, M32C targets.
10882 2007-05-07 DJ Delorie <dj@redhat.com>
10885 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10886 ashrpsi3, lshrpsi3): Update shift count constraint.
10888 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10889 Nathan Froyd <froydnj@codesourcery.com>
10892 * c-incpath.c (add_path): Strip trailing path separators.
10894 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10896 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10897 Free dominance info before purging EH edges.
10898 (eliminate_degenerate_phis): Likewise.
10899 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10901 2007-05-07 Jan Hubicka <jh@suse.cz>
10903 * gimplify.c (gimplify_expr): Do not crash when folding
10904 (void *)(int)&a + 4.
10906 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10909 * c-opts.c (lang_fortran): Make it non static.
10910 * c-common.h (lang_fortran): New prototype.
10911 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10912 -lang-fortran option was passed by the driver.
10914 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10916 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10917 of ASSERT_CHECKING. Tweak message.
10919 2007-05-06 Revital Eres <eres@il.ibm.com>
10922 * loop-unroll.c (insert_var_expansion_initialization):
10923 Initialize the expansions with -zero instead of +zero.
10925 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10927 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10928 into pic and non-pic versions. Mark r19 as used for
10929 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10930 for tgd_load, tld_load and tie_load .
10931 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10932 version of tgd_load, tld_load and tie_load depending on the
10935 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10936 Jakub Jelinek <jakub@redhat.com>
10938 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10939 (__do_global_dtors_aux): Use more paranoid loop to run
10940 destructors if HIDDEN_DTOR_LIST_END.
10941 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10943 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10945 * varasm.c (align_variable): Don't increase alignment for
10946 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10947 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10949 2007-05-04 Josh Conner <jconner@apple.com>
10951 * basic-block.h (cdi_direction): Assign values to all enumeration
10953 (dom_computed): Remove.
10954 (dom_info_state): New.
10955 (set_dom_info_availability): New.
10956 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10957 walk_data.dom_direction.
10958 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10959 instead of dom_computed[].
10960 (split_edge): Likewise.
10961 (create_basic_block): Likewise.
10962 (merge_blocks): Likewise.
10963 * ifcvt.c (find_if_header): Likewise.
10964 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10965 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10966 * tree-ssa.c (verify_ssa): Likewise.
10967 * tree-cfg.c (tree_verify_flow_info): Likewise.
10968 (remove_edge_and_dominated_blocks): Likewise.
10969 * dominance.c (dom_computed): Make static.
10970 (calc_dfs_tree_nonrec): Change third param to a bool.
10971 (calc_dfs_tree): Change second param to a bool.
10972 (calc_idioms): Change second param to a bool. Use
10973 dom_convert_dir_to_idx.
10974 (init_dom_info): Validate dir before using.
10975 (dom_convert_dir_to_idx): New.
10976 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10977 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10978 (free_dominance_info): Use dom_convert_dir_to_idx.
10979 (get_immediate_dominator): Likewise.
10980 (set_immediate_dominator): Likewise.
10981 (get_dominated_by): Likewise.
10982 (redirect_immediate_dominators): Likewise.
10983 (nearest_common_denominator): Likewise.
10984 (dominated_by_p): Likewise.
10985 (bb_dom_dfs_in): Likewise.
10986 (bb_dom_dfs_out): Likewise.
10987 (recount_dominator): Likewise.
10988 (iterate_fix_dominators): Likewise.
10989 (add_to_dominance_info): Likewise.
10990 (delete_from_dominance_info): Likewise.
10991 (first_dom_son): Likewise.
10992 (next_dom_son): Likewise.
10993 (dom_info_available_p): Likewise.
10994 (dom_info_state): New.
10995 (set_dom_info_availability): New.
10997 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10999 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11001 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11003 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11005 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11006 (subdi3, subdi_carry): Delete.
11008 2007-05-04 Jan Hubicka <jh@suse.cz>
11009 Richard Guenther <rguenther@suse.de>
11011 * opts.c (decode_options): Do not fiddle with inlining
11012 parameters in case of optimizing for size.
11013 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11014 for size do nothing.
11015 (cgraph_decide_inlining_of_small_function): When optimizing for
11016 size never inline functions increasing caller size.
11017 (cgraph_early_inlining): Inline for size when optimizing for size.
11019 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11021 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11022 logical operations piecewise.
11023 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11024 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11025 subdi_sesidi_di): Delete.
11026 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11027 the generated sequence. Allow three-reg add in constraints. Rewrite
11028 the rtl expression for carry to avoid zero_extend of a constant.
11029 (sub_with_carry): New pattern.
11030 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11031 different sequence not involving jumps.
11032 (notbi): Now a named pattern.
11034 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11036 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11037 Add the note about a significant loss of accuracy of some
11038 mathematical routines when these options are used.
11040 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11042 * haifa-sched.c (rtx_vec_t): New typedef.
11043 (contributes_to_priority_p): Extract piece of priority () into new
11045 (priority): Use the function. Add assertion.
11046 (rank_for_schedule, set_priorities): Add assertion to check that
11047 insn's priority is initialized.
11048 (clear_priorities, calc_priorities): Change signature. Make it update
11049 all relevant insns. Update all callers ('add_to_speculative_block ()'
11050 and 'create_block_check_twin ()').
11051 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11052 Add new field 'priority_status'.
11053 (INSN_PRIORITY_STATUS): New macro.
11054 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11056 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11058 * sched-ebb.c (debug_ebb_dependencies): New static function.
11059 (init_ready_list): Use it.
11061 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11062 with changed signature and 'debug_rgn_dependencies ()'.
11063 (debug_rgn_dependencies): New static function.
11064 (init_ready_list): Use it.
11066 * sched-int.h (debug_dependencies): Declare.
11068 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11070 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11072 2007-05-04 Dirk Mueller <dmueller@suse.de>
11074 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11076 2007-05-03 Jan Hubicka <jh@suse.cz>
11078 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11079 ((T1)X op (T1)Y), for pointer type in more cases than before.
11081 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11083 * tree-object-size.c (plus_expr_object_size): When operand size is
11084 unknown, return unknown.
11086 2007-05-03 Dirk Mueller <dmueller@suse.de>
11088 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11090 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11093 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11095 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11097 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11099 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11101 * config/soft-fp/double.h, config/soft-fp/extended.h,
11102 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11103 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11104 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11105 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11108 2007-05-03 Ian Lance Taylor <iant@google.com>
11110 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11111 MASK_PPC_GFXOPT for 8540 or 8548.
11113 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11115 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11116 vect_print_dump_info() to output debug information.
11118 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11121 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11122 operands of size 2 when operand is not MEM_P.
11124 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11126 PR tree-optimization/30565
11127 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11129 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11131 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11132 (umulsi3_highpart): Use them.
11133 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11134 for final accumulator to D regisster tranfser.
11136 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11138 PR tree-optimization/31699
11139 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11141 (vect_enhance_data_refs_alignment): Compute peel amount using
11142 TYPE_VECTOR_SUBPARTS instead of vf.
11143 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11145 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11148 * system.h: Remove inclusion of double-int.h
11149 * tree.h: Include double-int.h
11150 * gengtype.c: Likewise
11151 * cfgloop.h: Likewise
11152 * Makefile.in: Adjust dependencies on double-int.h
11154 2007-05-02 Eric Christopher <echristo@apple.com>
11156 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11157 -shared to -Zdynamiclib.
11159 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11162 * c-common.c (strip_pointer_or_array_types): New function.
11163 * c-common.h (strip_pointer_or_array_types): New function declaration.
11165 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11167 PR tree-optimization/31771
11168 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11170 2007-05-02 Paul Brook <paul@codesourcery.com>
11172 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11174 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11176 PR middle-end/29715
11177 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11180 2007-05-02 Nick Clifton <nickc@redhat.com>
11182 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11184 2007-05-02 Richard Guenther <rguenther@suse.de>
11186 PR tree-optimization/31146
11187 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11188 argument, single_use_p. If we have a single use that is
11189 a conversion to the definition rhs type, propagate that rhs.
11190 (forward_propagate_addr_expr): Pass single_use_p argument
11191 to forward_propagate_addr_expr_1.
11193 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11195 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11198 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11200 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11201 'AMD Family 10 core'.
11203 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11205 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11206 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11207 with SSE3 instruction set support.
11208 * doc/invoke.texi: Likewise.
11210 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11212 * config/i386/i386.c (override_options): Tuning 32-byte loop
11213 alignment for amdfam10 architecture. Increasing the max loop
11214 alignment to 24 bytes.
11216 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11218 * config/m68k/constraints.md: New.
11219 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11220 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11221 EXTRA_CONSTRAINT): Remove.
11222 * config/m68k/m68k.md: Include constraints.md.
11223 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11225 2007-05-01 Ian Lance Taylor <iant@google.com>
11227 PR tree-optimization/31739
11228 * tree-vrp.c (vrp_val_is_max): New static function.
11229 (vrp_val_is_min): New static function.
11230 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11232 (set_value_range): Use vrp_val_is_{max,min}.
11233 (extract_range_from_assert): Likewise.
11234 (extract_range_from_binary_expr): Likewise.
11235 (extract_range_from_unary_expr): Likewise.
11236 (dump_value_range, vrp_meet): Likewise.
11237 (vrp_visit_phi_node): Likewise.
11238 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11240 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11242 * config/i386/gmon-sol2.c (size_t): New type.
11243 (intptr_t): Likewise.
11244 (s_textsize): Declare as size_t.
11246 (monstartup): Use size_t for sizes.
11247 (_mcount): Save and restore registers.
11248 (internal_mcount): Pass 0 as the first argument to monstartup
11250 (moncontrol): Convert pointer to appropriately sized integer
11251 before passing to profil.
11253 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11255 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11256 __NO_FPRS__, not just if _SOFT_DOUBLE.
11257 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11258 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11259 also for E500 double.
11260 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11261 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11264 2007-05-01 Richard Guenther <rguenther@suse.de>
11266 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11269 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11271 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11273 2007-05-01 Jan Hubicka <jh@suse.cz>
11275 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11278 2007-05-01 Jan Hubicka <jh@suse.cz>
11280 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11281 (maybe_fold_offset_to_reference): Declare.
11282 * fold-const.c (fold_unary): Do not fold
11283 (type *)&A into &A->field_of_type_and_offset_0
11284 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11285 size is unknown, give up.
11286 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11288 (maybe_fold_offset_to_reference): New.
11289 (maybe_fold_stmt_indirect): Use it.
11290 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11291 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11293 (gimplify_expr): Likewise for plus_expr.
11295 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11297 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11298 bsi_after_labels. Always insert statements before bsi.
11299 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11300 * predict.c (apply_return_prediction): Check for empty blocks.
11301 * cfgexpand.c (lab_rtx_for_bb): New variable.
11302 (label_rtx_for_bb): Do not create new tree labels.
11303 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11304 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11305 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11307 (label_for_bb): Add field used.
11308 (update_eh_label, main_block_label): Mark the label used.
11309 (cleanup_dead_labels): Remove unused labels.
11311 2007-05-01 Richard Guenther <rguenther@suse.de>
11313 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11314 if it is not about to be set.
11315 (get_value_range): Do not pre-allocate equiv bitmap.
11316 (update_value_range): No need to clear equiv field.
11317 (add_equivalence): Change prototype to get bitmap pointer.
11318 Allocate bitmap here if it is not already.
11319 (extract_range_from_assert): Do not allocate bitmap here.
11320 Update callers to add_equivalence.
11321 (extract_range_from_ssa_name): Likewise.
11322 (get_vr_for_comparison): New static helper.
11323 (compare_name_with_value): Handle NULL equiv bitmap by
11324 peeling the first iteration of the comparison loop.
11325 Use get_vr_for_comparison.
11326 (compare_names): Handle NULL equiv bitmaps by using fake
11327 ones. Use get_vr_for_comparison.
11329 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11331 * double-int.c (mpz_set_double_int): Moved from
11332 tree-ssa-loop-niter.c.
11333 (mpz_get_double_int): Likewise; also, add option to wrap
11334 out-of-range integers.
11335 * double-int.h: New prototypes for above.
11336 * tree.c (get_static_type_bounds): Moved from
11337 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11338 TYPE_MAX_VALUE if they exist..
11339 * tree.h: New prototype for above.
11340 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11341 get_type_bounds calls.
11342 (mpz_set_double_int): Move to double-int.c.
11343 (get_type_bounds): Move to tree.c, rename to
11344 get_static_type_bounds.
11345 (mpz_to_double_int): Move to double-int.c, rename to
11346 mpz_get_double_int.
11348 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11350 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11351 DIV0 exception can fall through to a normal return.
11353 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11355 PR middle-end/22156
11356 Temporarily revert:
11357 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11358 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11359 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11360 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11361 initialize align to silence bogus warning.
11362 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11363 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11365 (struct sra_walk_fns): Remove use_all parameter from use.
11366 (sra_hash_tree): Handle BIT_FIELD_REFs.
11367 (sra_elt_hash): Don't hash bitfld blocks.
11368 (sra_elt_eq): Skip them in parent compares as well. Handle
11370 (sra_walk_expr): Don't maintain or pass down use_all_p.
11371 (scan_use): Remove use_all parameter.
11372 (scalarize_use): Likewise. Re-expand assignment to
11373 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11374 output, and re-scalarize after output. Don't mark anything
11376 (scalarize_ldst): Adjust.
11377 (scalarize_walk_gimple_modify_statement): Likewise.
11378 (build_element_name_1): Handle BIT_FIELD_REFs.
11379 (instantiate_element): Don't warn for any element whose parent
11380 is used as a whole.
11381 (instantiate_missing_elements_1): Return the sra_elt.
11382 (canon_type_for_field): New.
11383 (try_instantiate_multiple_fields): New.
11384 (instantiate_missing_elemnts): Use them.
11385 (mark_no_warning): Removed.
11386 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11387 (REPLDUP, sra_build_elt_assignment): New.
11388 (generate_copy_inout): Use them.
11389 (generate_element_copy): Likewise. Handle bitfld differences.
11390 (generate_element_zero): Don't recurse for blocks. Use
11391 sra_build_elt_assignment.
11392 (generate_one_element_int): Take elt instead of var. Use
11393 sra_build_elt_assignment.
11394 (generate_element_init_1): Adjust.
11395 (scalarize_use, scalarize_copy): Use REPLDUP.
11396 (scalarize_ldst): Move assert before dereference.
11397 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11399 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11402 * tree.c (reconstruct_complex_type): Reconstruct a reference
11404 Also use the same mode for the pointer as the old pointer type.
11406 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11408 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11411 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11413 PR rtl-optimization/31676
11414 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11415 (df_refs_record): Call it.
11417 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11419 * rtl.def (SS_ABS): New code.
11420 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11421 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11422 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11423 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11424 (bfin_init_builtins): Define them.
11425 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11426 (bfin_expand_builtin): ... and handle the others here.
11427 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11428 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11429 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11430 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11431 operand is only HImode.
11433 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11435 * regclass.c (scan_one_insn): Remove splitting of
11438 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11439 Nigel Stephens <nigel@mips.com>
11441 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11443 2007-04-28 Jan Hubicka <jh@suse.cz>
11445 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11446 insn_locators_alloc instead of insn_locators_initialize;
11447 call reset_block_changes.
11448 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11449 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11450 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11451 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11452 * config/score/score.c (th_output_mi_thunk): Likewise.
11453 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11454 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11455 tolerate uninitialized locator info.
11458 * function.c (init_function_start): Don't init line number info.
11459 (expand_function_end): Update.
11460 (reset_block_changes, record_block_change, finalize_block_changes,
11461 check_block_change, free_block_changes): Kill.
11462 * function.h (reset_block_changes, record_block_change,
11463 finalize_block_changes, check_block_change, free_block_changes):
11465 (struct function): Remove ib_boundaries_block.
11466 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11467 Use curr_insn_locator to initialize locator.
11468 (emit_line_note): Remove.
11469 * cfgexpand.c (expand_gimple_cond_expr): Update.
11470 (construct_exit_block): Likewise.
11471 (tree_expand_cfg): Initialize/finalize locators.
11472 * expr.c (expand_expr_real): Update.
11473 * cfglayout.c (line_locators_locs, line_locators_lines,
11474 file_locators_locs, file_locators_files): Remove.
11475 (set_block_levels): Move to cfgexpand.c.
11476 (insn_locators_initialize): Remove.
11477 (pass_insn_locators_initialize): Remove.
11478 (locations_locators_locs, locations_locators_vals): New static vars.
11479 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11481 (insn_locators_alloc, insn_locators_finalize,
11482 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11484 (locator_location): New.
11485 (locator_line, locator_file): Rewrite.
11486 * rtl.h (emit_line_note): Kill.
11487 (insn_locators_alloc, insn_locators_finalize,
11488 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11490 * tree-inline.c (initialize_cfun): Do not initialize
11491 ib_boundaries_block.
11492 * passes.c (pass_insn_locators_initialize): Remove.
11494 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11496 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11497 info. Update last_basic_block correctly.
11499 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11502 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11503 register itself to hold the offset constant. Tell flow the use
11504 of r4 and r5 when they are used.
11506 2007-04-27 Richard Guenther <rguenther@suse.de>
11508 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11509 if we simplified anything.
11510 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11511 warnings until we did a simplification and the stmt was not
11512 marked as TREE_NO_WARNING.
11514 2007-04-27 Mike Stump <mrs@apple.com>
11516 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11518 2007-04-27 Ian Lance Taylor <iant@google.com>
11520 PR middle-end/31710
11521 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11522 TYPE_MAX_VALUE exist, convert them to the new type.
11524 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11526 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11527 if it claims to be available.
11528 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11529 edge is redirected.
11530 (perform_tree_ssa_dce): Always free postdominators.
11532 2007-04-27 Richard Henderson <rth@redhat.com>
11534 * config/alpha/predicates.md (aligned_memory_operand): Mark
11535 as define_special_predicate.
11536 (unaligned_memory_operand, normal_memory_operand): Likewise.
11537 (reg_or_unaligned_mem_operand): Remove.
11538 (any_memory_operand): Match the documentation and check for
11539 non-renumbered pseudos during reload.
11540 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11541 alpha_secondary_reload_class, update to new interface, make static.
11542 Handle CQImode like HImode. Remove FP subreg check.
11543 (alpha_expand_mov): Use replace_equiv_address.
11544 (alpha_expand_mov_nobwx): Use any_memory_operand.
11545 (TARGET_SECONDARY_RELOAD): New.
11546 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11547 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11548 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11549 * config/alpha/alpha.md: ... here.
11550 (RELOAD12, reloadmode): New.
11552 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11553 Don't handle the aligned case here.
11554 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11555 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11556 reload_inhi_help. Don't expect a scratch register.
11557 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11559 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11561 2007-04-27 Richard Guenther <rguenther@suse.de>
11563 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11565 2007-04-27 Richard Guenther <rguenther@suse.de>
11567 PR tree-optimization/30965
11568 PR tree-optimization/30978
11569 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11570 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11571 (find_equivalent_equality_comparison): Likewise.
11572 (simplify_cond): Likewise.
11573 (get_prop_source_stmt): New helper.
11574 (get_prop_dest_stmt): Likewise.
11575 (can_propagate_from): Likewise.
11576 (remove_prop_source_from_use): Likewise.
11577 (combine_cond_expr_cond): Likewise.
11578 (forward_propagate_comparison): New function.
11579 (forward_propagate_into_cond): Rewrite to use fold for
11581 (tree_ssa_forward_propagate_single_use_vars): Call
11582 forward_propagate_comparison to propagate comparisons.
11584 2007-04-27 Richard Guenther <rguenther@suse.de>
11586 PR tree-optimization/31715
11587 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11588 sure to do computation on the offset in an appropriate
11591 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11593 * reload.h (elimination_target_reg_p): Declare.
11594 * reload.c (find_reloads): Don't apply the reg_rtx move
11595 optimization if the SET_DEST satisfies elimination_target_reg_p.
11596 * reload1.c (elimination_target_reg_p): New function.
11597 (gen_reload): In the move/add2 fallback, make sure that op0
11598 does not overlap the destination register.
11600 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11602 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11603 transform only GIMPLE_MODIFY_STMTs.
11604 * tree-complex.c (expand_complex_operations_1): Ditto.
11605 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11606 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11607 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11609 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11610 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11611 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11612 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11613 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11614 slpeel_add_loop_guard): Ditto.
11615 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11616 * lambda-code.c (perfect_nestify): Ditto.
11617 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11618 before the first statement.
11619 * tree-optimize.c (execute_free_datastructures): Fix comments.
11620 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11621 * tree-flow.h (disband_implicit_edges): Declaration removed.
11622 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11624 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11625 COND_EXPRs without gotos.
11626 (disband_implicit_edges, has_label_p): Removed.
11627 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11628 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11630 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11632 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11633 also for COND_EXPRs.
11634 * cfgexpand.c (label_rtx_for_bb): New function.
11635 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11636 Use label_rtx_for_bb to find the labels.
11637 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11638 last block. Detect fallthru edges.
11640 2007-04-26 Ian Lance Taylor <iant@google.com>
11643 * reload.c (find_reloads_subreg_address): If the address was valid
11644 in the original mode but not in the new mode, reload the whole
11647 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11649 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11650 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11651 (cleanup_control_expr_graph): Do not invalidate dominance info.
11652 Record altered blocks.
11653 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11654 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11655 cleanup_tree_cfg_bb): New functions.
11656 (remove_forwarder_block): Do not maintain the worklist of blocks.
11657 Record altered blocks.
11658 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11659 not over whole cfg.
11660 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11661 delete_unreachable_blocks if dominators are not available.
11662 * tree-inline.c (optimize_inline_calls): Free dominance information
11664 * tree-flow.h (remove_edge_and_dominated_blocks,
11665 cfgcleanup_altered_bbs): Altered.
11666 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11668 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11670 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11671 do not invalidate dominators.
11673 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11675 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11676 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11677 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11678 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11680 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11682 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11684 2007-04-26 Richard Guenther <rguenther@suse.de>
11686 PR tree-optimization/31703
11687 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11688 the right type for the target of the bittest.
11690 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11692 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11693 ix86_sol10_return_in_memory.
11695 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11697 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11700 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11703 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11705 PR tree-optimization/30558
11706 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11707 clear this_state.prev_try.
11709 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11710 Mark Mitchell <mark@codesourcery.com>
11712 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11713 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11714 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11716 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11719 * doc/invoke.texi (%:print-asm-header): Document.
11720 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11722 (static_spec_functions): Add print-asm-header.
11723 (main): Print a banner before the --target-help linker options.
11724 (print_asm_header_spec_function): New function.
11726 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11729 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11730 (movsf_ie): Likewise.
11732 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11734 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11736 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11738 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11739 exception for divide-by-zero.
11740 (__umodsi3, __modsi3): Likewise.
11742 2007-04-25 Dirk Mueller <dmueller@suse.de>
11744 * c-typeck.c (build_compound_expr): Annotate warning()
11745 call with OPT_Wunused_value.
11746 * tree-ssa.c (warn_uninit): Annotate warning with
11748 * c-common.c (handle_sentinel_attribute): Annotate warning
11749 call with OPT_Wattributes.
11751 2007-04-25 Thiemo Seufer <ths@mips.com>
11753 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11754 (mips16): Fix typo.
11755 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11756 on to the assembler. Improve handling of -mno-mips16. Add handling
11757 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11758 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11759 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11760 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11762 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11765 * config/i386/winnt.c (i386_pe_file_end): Strip only
11766 USER_LABEL_PREFIX when writing export name.
11768 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11770 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11771 sh/elf.h, vx-common.h and vxworks.h.
11772 * config/sh/sh.h: Include config/vxworks-dummy.h.
11773 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11774 (OVERRIDE_OPTIONS): Use it.
11775 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11776 (vxworks_picreg): New pattern.
11777 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11778 VXWORKS_OS_CPP_BUILTINS.
11779 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11780 to their VXWORKS_* equivalents.
11781 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11782 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11783 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11784 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11785 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11786 -mrtp/-fPIC multilibs.
11787 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11788 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11789 (MULTILIB_OSDIRNAMES): Delete.
11791 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11794 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11796 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11798 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11799 rounding mode to be specified by the caller.
11800 (real_to_mpfr) Likewise.
11801 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11802 include new arguments.
11803 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11805 2007-04-24 Ian Lance Taylor <iant@google.com>
11807 PR tree-optimization/31605
11808 * tree-vrp.c (set_value_range): Check that min and max are not
11809 both overflow infinities.
11810 (set_value_range_to_value): New static function.
11811 (extract_range_from_binary_expr): Call set_value_range_to_value.
11812 (extract_range_from_cond_expr): Likewise.
11813 (extract_range_from_expr): Likewise.
11814 (extract_range_from_unary_expr): Likewise. Don't create a range
11815 which overflows on both sides.
11816 (vrp_meet): Check for a useless range.
11817 (vrp_visit_phi_node): If we see a constant which looks like an
11818 overflow infinity, turn off the TREE_OVERFLOW flag.
11820 2007-04-24 Ian Lance Taylor <iant@google.com>
11822 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11824 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11826 PR diagnostic/25923
11827 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11828 diagnostic message is being built.
11829 * tree-pretty-print.c (dump_generic_node): Only write the
11830 formatted text into BUFFER's stream if we are not building a
11831 diagnostic message.
11832 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11834 * Makefile.in (toplev.o): Depend on tree-pass.h.
11836 2007-04-24 Ian Lance Taylor <iant@google.com>
11838 PR tree-optimization/31602
11839 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11840 conditionals in the copied loop header.
11841 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11842 warnings if TREE_NO_WARNING is set.
11843 * doc/invoke.texi (Warning Options): Clarify that
11844 -Wstrict-overflow does not warn about loops.
11846 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11848 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11849 expand on the comment about _Decimal128 arguments and check the
11850 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11851 that _Decimal128 argument uses even/odd register pair.
11852 (function_arg): Ditto.
11854 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11856 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11857 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11859 2007-04-24 Richard Guenther <rguenther@suse.de>
11860 Olga Golovanevsky <olga@il.ibm.com>
11862 * fold-const.c (multiple_of_p): Check for bottom
11865 2007-04-24 Richard Henderson <rth@redhat.com>
11867 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11868 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11869 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11870 looking for non-zero bits shifted out. Avoid a recursive call
11871 when constructing the scalar.
11872 (__floatundisf): Likewise.
11874 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11876 * dwarf2out.c (field_byte_offset): Move the existing logic
11877 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11878 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11880 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11883 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11884 length argument of 0 for memset.
11885 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11886 unsigned shift instead of the signed variant.
11888 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11890 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11891 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11892 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11893 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11894 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11895 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11896 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11897 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11898 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11899 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11900 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11901 "mul<mode>3", "div<mode>3"): Insn definitions added.
11902 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11903 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11904 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11905 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11906 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11907 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11908 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11909 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11910 TARGET_FLOAT_FORMAT): Macro definitions removed.
11911 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11912 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11913 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11914 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11915 (s390_gen_rtx_const_DI): Function removed.
11916 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11918 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11920 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11921 over an external ffs function.
11923 2007-04-24 Chao-ying Fu <fu@mips.com>
11924 Richard Sandiford <richard@nildram.co.uk>
11926 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11927 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11928 (smadd_widen_optab, umadd_widen_optab): Define.
11929 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11931 * genopinit.c (optabs): Fill in smadd_widen_optab and
11933 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11934 and umadd_widen_optab to implement multiply-add sequences.
11935 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11936 (<u>maddsidi4): ...this. Extend condition to include
11937 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11938 of operand 0 to "ka" and use the three-operand form of madd<u>
11940 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11942 * config/mips/constraints.md (ka): New register constraint.
11944 2007-04-24 Jan Hubicka <j@suse.cz>
11948 2007-04-23 Jan Hubicka <jh@suse.cz>
11949 * function.c (init_function_start): Don't init line number info.
11950 (expand_function_end): Update.
11951 (reset_block_changes, record_block_change, finalize_block_changes,
11952 check_block_change, free_block_changes): Kill.
11953 * function.h (reset_block_changes, record_block_change,
11954 finalize_block_changes, check_block_change, free_block_changes):
11956 (struct function): Remove ib_boundaries_block.
11957 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11958 Use curr_insn_locator to initialize locator.
11959 (emit_line_note): Remove.
11960 * cfgexpand.c (expand_gimple_cond_expr): Update.
11961 (construct_exit_block): Likewise.
11962 (tree_expand_cfg): Initialize/finalize locators.
11963 * expr.c (expand_expr_real): Update.
11964 * cfglayout.c (line_locators_locs, line_locators_lines,
11965 file_locators_locs, file_locators_files): Remove.
11966 (set_block_levels): Move to cfgexpand.c.
11967 (insn_locators_initialize): Remove.
11968 (pass_insn_locators_initialize): Remove.
11969 (locations_locators_locs, locations_locators_vals): New static vars.
11970 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11972 (insn_locators_alloc, insn_locators_finalize,
11973 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11975 (locator_location): New.
11976 (locator_line, locator_file): Rewrite.
11977 * rtl.h (emit_line_note): Kill.
11978 (insn_locators_alloc, insn_locators_finalize,
11979 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11981 * tree-inline.c (initialize_cfun): Do not initialize
11982 ib_boundaries_block.
11983 * passes.c (pass_insn_locators_initialize): Remove.
11985 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11987 * doc/invoke.texi: Removed leading '-' from option index entries.
11989 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11991 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11993 (create_phi_node): Use set_phi_nodes.
11994 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11995 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11996 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11997 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11998 (bsi_start, bsi_last): Use bb_stmt_list.
11999 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12000 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12001 Traverse the statements using tsi iterator.
12002 * basic-block.h (struct basic_block_def): Fields stmt_list
12003 and phi_nodes moved to ...
12004 (struct tree_bb_info): ... new structure.
12005 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12006 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12007 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12008 (tree_verify_flow_info): Verify that il.tree is not set for
12009 entry and exit block.
12010 (tree_split_block): Use set_bb_stmt_list.
12012 2007-04-23 Mike Stump <mrs@apple.com>
12014 * config/i386/i386.c (ix86_tune_features
12015 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12018 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12020 * config/i386/i386.md (prefix_extra): New attribute.
12021 (length): Add prefix_extra.
12023 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12024 (sse2_movntv2di): Likewise.
12025 (sse2_cvtps2dq): Likewise.
12026 (sse2_cvtpd2pi): Likewise.
12027 (sse2_cvttpd2pi): Likewise.
12028 (*sse2_cvtpd2ps): Likewise.
12029 (*add<mode>3): Likewise.
12030 (sse2_ssadd<mode>3): Likewise.
12031 (sse2_usadd<mode>3): Likewise.
12032 (*sub<mode>3): Likewise.
12033 (sse2_sssub<mode>3): Likewise.
12034 (sse2_ussub<mode>3): Likewise.
12035 (*mulv8hi3): Likewise.
12036 (*smulv8hi3_highpart): Likewise.
12037 (*umulv8hi3_highpart): Likewise.
12038 (sse2_umulv2siv2di3): Likewise.
12039 (sse2_pmaddwd): Likewise.
12040 (ashr<mode>3): Likewise.
12041 (lshr<mode>3): Likewise.
12042 (ashl<mode>3): Likewise.
12043 (sse2_ashlti3): Likewise.
12044 (sse2_lshrti3): Likewise.
12045 (*umaxv16qi3): Likewise.
12046 (*smaxv8hi3): Likewise.
12047 (*uminv16qi3): Likewise.
12048 (*sminv8hi3): Likewise.
12049 (sse2_eq<mode>3): Likewise.
12050 (sse2_gt<mode>3): Likewise.
12051 (*and<mode>3): Likewise.
12052 (sse2_nand<mode>3): Likewise.
12053 (*ior<mode>3): Likewise.
12054 (*xor<mode>3): Likewise.
12055 (sse2_packsswb): Likewise.
12056 (sse2_packssdw): Likewise.
12057 (sse2_packuswb): Likewise.
12058 (sse2_punpckhbw): Likewise.
12059 (sse2_punpcklbw): Likewise.
12060 (sse2_punpckhwd): Likewise.
12061 (sse2_punpcklwd): Likewise.
12062 (sse2_punpckhdq): Likewise.
12063 (sse2_punpckldq): Likewise.
12064 (sse2_punpckhqdq): Likewise.
12065 (sse2_punpcklqdq): Likewise.
12066 (*sse2_pinsrw): Likewise.
12067 (*sse2_pextrw): Likewise.
12068 (sse2_pshufd_1): Likewise.
12069 (sse2_uavgv16qi3): Likewise.
12070 (sse2_uavgv8hi3): Likewise.
12071 (sse2_psadbw): Likewise.
12072 (sse2_pmovmskb): Likewise.
12073 (*sse2_maskmovdqu): Likewise.
12074 (*sse2_maskmovdqu_rex64): Likewise.
12075 (sse4a_extrqi): Likewise.
12076 (sse4a_extrq): Likewise.
12077 (sse3_lddqu): Set prefix_rep.
12078 (sse3_addsubv4sf3): Likewise.
12079 (sse3_haddv4sf3): Likewise.
12080 (sse3_hsubv4sf3): Likewise.
12081 (sse_cvtss2si): Likewise.
12082 (sse_cvtss2si_2): Likewise.
12083 (sse_cvtss2siq): Likewise.
12084 (sse_cvtss2siq_2): Likewise.
12085 (sse_cvttss2si): Likewise.
12086 (sse_cvttss2siq): Likewise.
12087 (sse2_cvttps2dq): Likewise.
12088 (sse3_movshdup): Likewise.
12089 (sse3_movsldup): Likewise.
12090 (sse2_cvtsd2si): Likewise.
12091 (sse2_cvtsd2si_2): Likewise.
12092 (sse2_cvtsd2siq): Likewise.
12093 (sse2_cvtsd2siq_2): Likewise.
12094 (sse2_cvttsd2si): Likewise.
12095 (sse2_cvttsd2siq): Likewise.
12096 (*sse2_cvtpd2dq): Likewise.
12097 (*sse2_cvttpd2dq): Likewise.
12098 (sse2_pshuflw_1): Likewise.
12099 (sse2_pshufhw_1): Likewise.
12100 (sse4a_insertqi): Likewise.
12101 (sse4a_insertq): Likewise.
12102 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12103 (ssse3_phadddv4si3): Likewise.
12104 (ssse3_phaddswv8hi3): Likewise.
12105 (ssse3_phsubwv8hi3): Likewise.
12106 (ssse3_phsubdv4si3): Likewise.
12107 (ssse3_phsubswv8hi3): Likewise.
12108 (ssse3_pmaddubswv8hi3): Likewise.
12109 (ssse3_pmulhrswv8hi3): Likewise.
12110 (ssse3_pshufbv16qi3): Likewise.
12111 (ssse3_psign<mode>3): Likewise.
12112 (ssse3_palignrti): Likewise.
12113 (abs<mode>2): Likewise.
12114 (ssse3_phaddwv4hi3): Set prefix_extra.
12115 (ssse3_phadddv2si3): Likewise.
12116 (ssse3_phaddswv4hi3): Likewise.
12117 (ssse3_phsubwv4hi3): Likewise.
12118 (ssse3_phsubdv2si3): Likewise.
12119 (ssse3_phsubswv4hi3): Likewise.
12120 (ssse3_pmaddubswv4hi3): Likewise.
12121 (ssse3_pmulhrswv4hi3): Likewise.
12122 (ssse3_pshufbv8qi3): Likewise.
12123 (ssse3_psign<mode>3): Likewise.
12124 (ssse3_palignrdi): Likewise.
12125 (abs<mode>2): Likewise.
12126 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12127 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12128 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12130 2007-04-23 Nick Clifton <nickc@redhat.com>
12132 * params.def: Fix formatting of emacs local variables.
12134 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12136 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12137 move if inter-unit move isn't allowed.
12138 Don't split moving the first element of V2DI to DI to inter-unit
12139 move if inter-unit move isn't allowed.
12141 2007-04-23 Richard Guenther <rguenther@suse.de>
12143 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12144 and CDI_POST_DOMINATORS separately.
12146 2007-04-23 Nick Clifton <nickc@redhat.com>
12148 * c.opt (Wformat-contains-nul): Add warning attribute.
12150 2007-04-23 Jan Hubicka <jh@suse.cz>
12152 * function.c (init_function_start): Don't init line number info.
12153 (expand_function_end): Update.
12154 (reset_block_changes, record_block_change, finalize_block_changes,
12155 check_block_change, free_block_changes): Kill.
12156 * function.h (reset_block_changes, record_block_change,
12157 finalize_block_changes, check_block_change, free_block_changes):
12159 (struct function): Remove ib_boundaries_block.
12160 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12161 Use curr_insn_locator to initialize locator.
12162 (emit_line_note): Remove.
12163 * cfgexpand.c (expand_gimple_cond_expr): Update.
12164 (construct_exit_block): Likewise.
12165 (tree_expand_cfg): Initialize/finalize locators.
12166 * expr.c (expand_expr_real): Update.
12167 * cfglayout.c (line_locators_locs, line_locators_lines,
12168 file_locators_locs, file_locators_files): Remove.
12169 (set_block_levels): Move to cfgexpand.c.
12170 (insn_locators_initialize): Remove.
12171 (pass_insn_locators_initialize): Remove.
12172 (locations_locators_locs, locations_locators_vals): New static vars.
12173 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12175 (insn_locators_alloc, insn_locators_finalize,
12176 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12178 (locator_location): New.
12179 (locator_line, locator_file): Rewrite.
12180 * rtl.h (emit_line_note): Kill.
12181 (insn_locators_alloc, insn_locators_finalize,
12182 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12184 * tree-inline.c (initialize_cfun): Do not initialize
12185 ib_boundaries_block.
12186 * passes.c (pass_insn_locators_initialize): Remove.
12188 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12190 PR middle-end/31448
12191 * expr.c (reduce_to_bit_field_precision): Handle
12194 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12196 PR tree-optimization/24659
12197 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12198 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12199 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12200 * genopinit.c (optabs): Rename vec_pack_mod_optab
12201 to vec_pack_trunc_optab.
12202 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12203 early for scalar floating point operands for NOP_EXPR.
12204 (vectorizable_type_promotion): Ditto.
12205 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12206 vec_pack_trunc_optab.
12207 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12209 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12210 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12211 Rename from VEC_PACK_MOD_EXPR.
12212 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12213 * expr.c (expand_expr_real_1): Ditto.
12214 * tree-inline.c (estimate_num_insns_1): Ditto.
12215 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12217 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12218 (vec_unpacks_lo_v4sf): Ditto.
12219 (vec_pack_trunc_v2df): Ditto.
12220 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12221 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12222 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12224 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12226 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12228 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12229 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12230 packing of floating point operands.
12231 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12232 represent unpacking of floating point operands.
12233 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12234 [vec_unpacks_hi]: Ditto.
12235 [vec_unpacks_lo]: Ditto.
12237 2007-04-22 Jan Hubicka <jh@suse.cz>
12239 * final.c (rest_of_handle_final): Call
12240 targetm.asm_out.constructor/targetm.asm_out.destructor
12241 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12242 proper priority via decl_*_priority_insert.
12243 * c-common.c (c_expand_body): Likewise.
12245 2007-04-22 Richard Guenther <rguenther@suse.de>
12247 PR tree-optimization/29789
12248 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12249 (rewrite_reciprocal): New helper split out from
12250 determine_invariantness_stmt.
12251 (rewrite_bittest): Likewise.
12252 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12253 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12256 2007-04-22 Revital Eres <eres@il.ibm.com>
12258 * loop-unroll.c (var_to_expand): New field to support also
12259 insns of the form x = something + x.
12260 (analyze_insn_to_expand_var): Use it.
12261 (expand_var_during_unrolling): Likewise.
12263 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12265 * predict.c: Include pointer-set.h.
12266 (bb_predictions): New variable.
12267 (tree_predicted_by_p, tree_predict_edge,
12268 remove_predictions_associated_with_edge): Use bb_predictions map
12269 instead of bb->predictions.
12270 (clear_bb_predictions, assert_is_empty): New functions.
12271 (combine_predictions_for_bb): Use bb_predictions map. Call
12272 clear_bb_predictions.
12273 (tree_estimate_probability): Create and free bb_predictions map.
12274 * Makefile.in (predict.o): Add pointer-set.h dependency.
12275 * basic-block.h (struct basic_block_def): Remove predictions
12277 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12279 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12282 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12285 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12287 * timevar.c (timevar_print): Change reference of --disable-checking to
12288 --enable-checking=release. Also warn if assert checking is disabled.
12290 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12293 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12294 decl as addressable if the compound literal was marked as
12296 Mark the decl as a gimple register if it is a complex or
12297 vector decl and does not live in memory.
12299 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12301 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12302 (GENERIC_NEXT): New function macro.
12303 (PHI_CHAIN): Use phi_node's new chain variable.
12304 (tree_phi_node): Change tree_common to tree_base
12305 and add the chain field.
12306 * tree-phinodes.c (make_phi_node): Don't set
12307 TREE_TYPE on the new node.
12308 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12309 instead of checking GIMPLE_TUPLE_P in chain_next.
12310 * tree-vect-transform.c
12311 (get_initial_def_for_induction): Look at
12312 PHI_RESULT_TREE for the type of the phi node.
12313 (update_vuses_to_preheader): Use PHI_CHAIN
12314 instead of TREE_CHAIN on the phi node.
12315 * tree-ssa-structalias.c (compute_points_to_sets):
12317 (ipa_pta_execute): Likewise.
12319 2007-04-21 Richard Guenther <rguenther@suse.de>
12321 PR middle-end/31136
12322 * fold-const.c (fold_unary): Call fold_convert_const on the
12325 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12327 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12328 (store_killed_in_pat): New.
12330 2007-04-20 Richard Henderson <rth@redhat.com>
12333 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12334 TREE_LIST with a void_type_node value, not void_list_node exactly.
12336 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12338 * doc/standards.texi: Re-arrange into language-specific
12339 subsections. Add a C++ section, documenting which standards we
12342 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12344 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12345 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12347 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12349 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12350 ecrti.o and crtbegin.o.
12351 (LIB_DEFAULT_SPEC): Include -lc.
12352 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12354 2007-04-20 Richard Henderson <rth@redhat.com>
12357 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12358 argument; update all callers.
12359 (get_unaligned_offset): New.
12360 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12361 get_unaligned_address, just pass on the address directly.
12362 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12363 the subreg in the helper patterns.
12364 (unaligned_extendqidi_le): Use get_unaligned_offset.
12365 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12366 (unaligned_extendhidi_be): Likewise.
12367 (unaligned_extendhidi): Tidy.
12368 * config/alpha/alpha-protos.h: Update.
12370 2007-04-20 Richard Henderson <rth@redhat.com>
12372 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12373 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12374 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12375 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12376 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12377 (CPP_SPEC): Don't include %(cpp_subtarget).
12378 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12379 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12380 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12382 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12384 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12385 for __builtin_ia32_cmpordss.
12387 PR tree-optimization/31632
12388 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12389 and arg1 for optimizations of comparison against min/max values.
12390 Fold arg0 to arg1's type for optimizations of comparison against
12391 min+1 and max-1 values.
12393 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12395 * reload.c (combine_reloads): When trying to use a dying register,
12396 check whether it's uninitialized and don't use if so.
12398 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12400 * fold-const.c: Remove prototypes for native_encode_expr and
12401 native_interpret_expr.
12402 (native_encode_expr): Make non-static.
12403 (native_interpret_expr): Likewise.
12404 * tree.h: Add prototypes for the above.
12406 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12408 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12409 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12410 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12411 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12412 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12413 Add length attributes.
12415 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12417 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12420 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12421 __STDC_WANT_DEC_FP__.
12423 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12425 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12426 for long double compatibility.
12427 * configure: Regenerate.
12429 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12431 PR rtl-optimization/29841
12432 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12434 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12435 that may cause control flow transfer from being moved.
12437 2007-04-18 Jan Hubicka <jh@suse.cz>
12439 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12442 2007-04-18 Eric Christopher <echristo@apple.com>
12444 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12445 only. Update operands.
12446 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12447 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12448 link register to pic register.
12450 2007-04-18 Dirk Mueller <dmueller@suse.de>
12452 PR diagnostic/31227
12453 * tree-vrp.c (search_for_addr_array): New.
12454 (check_array_bounds): Suppress warning about
12455 address taken of array refs if its not de-referenced.
12457 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12459 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12460 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12462 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12463 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12464 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12466 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12468 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12470 (vect_analyze_scalar_cycles): Fix indentation.
12471 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12472 (vect_mark_relevant): Include phis in relevance analysis.
12474 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12476 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12478 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12479 output_operand_lossage().
12481 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12483 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12484 the unused code for reduction without adjust-in-epilog to simplify the
12487 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12489 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12490 (S390_TDC_NEGATIVE_ZERO): New constant.
12491 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12492 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12493 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12494 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12495 (S390_TDC_POSITIVE_INFINITY): New constant.
12496 (S390_TDC_NEGATIVE_INFINITY): New constant.
12497 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12498 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12499 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12500 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12501 (S390_TDC_INFINITY): New constant.
12502 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12503 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12504 optimization for UNSPEC_CCZ_TO_INT.
12505 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12506 ("*ccz_to_int"): New insn.
12507 ("isinf<mode>2"): New insn.
12508 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12509 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12510 (UNSPEC_CCZ_TO_INT): New constant.
12512 2007-04-18 Richard Guenther <rguenther@suse.de>
12514 PR tree-optimization/19431
12515 PR tree-optimization/21463
12516 * tree-pass.h (pass_phiprop): Declare.
12517 * passes.c (init_optimization_passes): New phiprop pass.
12518 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12519 (phivn_valid_p): New helper function.
12520 (phiprop_insert_phi): Likewise.
12521 (propagate_with_phi): Likewise.
12522 (tree_ssa_phiprop): New propagator propagating loads
12523 through phi nodes if profitable.
12525 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12527 * tree-vect-analyze.c (process_use): New function.
12528 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12529 Check phis in all bbs.
12530 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12533 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12535 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12538 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12541 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12544 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12546 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12548 (sse_vmmulv4sf3): Likewise.
12549 (sse2_vmaddv2df3): Likewise.
12550 (sse2_vmmulv2df3): Likewise.
12552 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12554 PR rtl-optimization/31360
12555 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12556 (target_reg_cost): New.
12557 (init_set_costs): Initialize target_reg_cost. Add comments
12558 regarding the rationale of the costs.
12559 (global_cost_for_size): Renamed to...
12560 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12561 of register pressure.
12562 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12563 estimate_reg_pressure_cost. Add number of ivs.
12564 (determine_set_costs): Dump target_reg_cost.
12565 * loop-invariant.c (gain_for_invariant): Use
12566 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12567 (best_gain_for_invariant, find_invariants_to_move): Remove
12569 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12570 (target_reg_cost): Declare.
12571 (global_cost_for_size): Declaration removed.
12572 (estimate_reg_pressure_cost): Declare.
12574 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12576 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12577 regnos into even/odd register pairs.
12578 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12579 TDmode similar to the other floating point modes.
12580 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12581 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12583 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12584 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12585 (movdd_hardfloat64): Use TARGET_MFPGPR.
12587 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12589 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12592 2005-01-05 Richard Henderson <rth@redhat.com>
12594 * reload1.c (do_input_reload): Restrict the optimization deleteing
12595 a previous output reload to RELOAD_FOR_INPUT.
12597 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12599 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12600 induc_vec_info_type.
12601 (vectorizable_induction): New function declaration.
12602 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12603 check if already vectorized. Find first place in BB where new stmts
12604 can be inserted. Takes only one argument.
12605 (vectorizable_induction): New function.
12606 (vect_transform_stmt): Add case for induc_vec_info_type to call
12607 vectorizable_induction.
12608 (vect_transform_loop): Consider phis for vectorization.
12609 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12611 (analyze_operations): Call vectorizable_induction when analyzing phis.
12613 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12614 (vect_mark_relevant): Include phis in relevance analysis.
12615 (vect_mark_stmts_to_be_vectorize): Likewise.
12616 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12618 2007-04-16 Lawrence Crowl <crowl@google.com>
12620 * doc/invoke.texi (Debugging Options): Add documentation for the
12621 -femit-struct-debug options -femit-struct-debug-baseonly,
12622 -femit-struct-debug-reduced, and
12623 -femit-struct-debug-detailed[=...].
12625 * c-opts.c (c_common_handle_option): Add
12626 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12627 and OPT_femit_struct_debug_detailed_.
12628 * c.opt: Add specifications for
12629 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12630 and -femit-struct-debug-detailed[=...].
12631 * opts.c (set_struct_debug_option): Parse the
12632 -femit-struct-debug-... options.
12633 * opts.c (matches_main_base, main_input_basename,
12634 main_input_baselength, base_of_path, matches_main_base): Add
12635 variables and functions to compare header base name to compilation
12637 * opts.c (should_emit_struct_debug): Add to determine to emit a
12638 structure based on the option.
12639 (dump_struct_debug) Also disabled function to debug this
12641 * opts.c (handle_options): Save the base name of the
12644 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12645 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12646 This hook indicates if a type is generic. Set it by default
12647 to "never generic".
12648 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12649 to determine if a struct type is generic or not.
12650 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12651 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12652 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12653 with live C++ hook.
12655 * flags.h (enum debug_info_usage): Add an enumeration to describe
12656 a program's use of a structure type.
12657 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12658 to indicate the program's usage of the type. Filter structs based
12659 on the -femit-struct-debug-... specification.
12660 (gen_type_die): Split into two routines, gen_type_die and
12661 gen_type_die_with_usage. gen_type_die is now a wrapper
12662 that assumes direct usage.
12663 (gen_type_die_with_usage): Replace calls to gen_type_die
12664 with gen_type_die_with_usage adding the program usage of
12665 the referenced type.
12666 (dwarf2out_imported_module_or_decl): Suppress struct debug
12667 information using should_emit_struct_debug when appropriate.
12669 2007-04-16 Ian Lance Taylor <iant@google.com>
12671 PR tree-optimization/31522
12672 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12673 (vrp_initialize): Allocate vr_phi_edge_counts.
12674 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12675 executable edge. Drop test for all constants.
12676 (vrp_finalize): Free vrp_phi_edge_counts.
12678 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12679 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12681 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12682 predecessors at head rather than tail.
12684 2007-04-16 Matthias Klose <doko@debian.org>
12686 * config/alpha/linux.h (CPP_SPEC): Define.
12687 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12689 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12691 * function.h: Remove sequence_stack extern declaration.
12693 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12695 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12697 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12700 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12702 * config/avr/avr.c (avr_arch_types): Rearranging array.
12703 (enum avr_arch): Add.
12704 (avr_mcu_types): Use avr_arch enumeration constants instead of
12706 * config/avr/avr.h (LINK_SPEC): Simplify.
12708 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12710 * config/m68k/m68k.c (m68k_libcall_value,
12711 m68k_function_value): Use macros for register names more.
12713 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12715 (M68K_REGNAME): Use A6_REG.
12716 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12718 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12720 PR middle-end/28071
12721 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12722 'pending_read_list_length' and 'pending_write_list_length'. Update
12724 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12725 to handle two length counters instead of one. Update all uses.
12726 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12727 two length counters instead of one.
12728 * sched-rgn.c (propagate_deps): Update to handle two length counters
12731 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12734 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12735 copy of source, pass it to ix86_expand_vector_set and return
12738 2007-04-16 David Ung <davidu@mips.com>
12739 Joseph Myers <joseph@codesourcery.com>
12741 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12742 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12743 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12744 Add 74K processor information.
12745 * config/mips/mips.md: Include 74k.md.
12746 (cpu): Add 74kc,74kf,74kx.
12747 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12748 * config/mips/74k.md: New.
12749 * doc/invoke.texi (MIPS Options): Document 74K support.
12751 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12753 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12754 vectorizable_* functions.
12755 * tree-vect-transform.c (vectorizable_call): Add check for
12756 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12757 (vectorizable_store): likewise.
12758 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12760 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12761 (vectorizable_type_promotion, vectorizable_load): Likewise.
12762 (vectorizable_live_operation, vectorizable_condition): Likewise.
12763 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12765 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12767 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12769 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12770 register numbers more.
12771 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12772 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12773 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12774 FUNCTION_VALUE_REGNO_P): Likewise.
12775 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12776 STATIC_CHAIN_REGNUM): Likewise.
12777 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12778 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12779 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12780 * config/m68k/m68k.md (FP_REG): New.
12782 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12784 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12787 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12789 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12790 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12793 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12795 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12798 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12801 * c-decl.c (finish_decl): Grab the type of the decl after the call
12802 to store_init_value.
12804 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12806 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12808 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12811 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12812 dominators, post dominators and cleanup cfg before returning.
12814 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12816 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12817 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12819 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12821 * config.gcc: Recognize fido.
12822 * config/m68k/m68k-devices.def (fidoa): New.
12823 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12825 (FL_FIDOA, TARGET_FIDOA): New.
12826 * config/m68k/m68k.opt (mfidoa): New.
12828 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12830 PR middle-end/31322
12831 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12832 when a personality function is used.
12834 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12836 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12838 2007-04-13 Mike Stump <mrs@apple.com>
12840 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12842 * config/darwin.opt (fapple-kext): Make C++ only.
12843 * config/darwin.c (darwin_override_options): Remove code to ensure
12844 -fapple-kext is given for C++ only.
12846 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12848 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12849 * config/mips/mips.c (override_options): Call
12850 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12852 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12854 * config/i386/i386.opt (msvr3-shlib): Removed.
12856 * doc/invoke.texi: Remove -msvr3-shlib.
12858 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12860 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12861 with "popcnt" instruction.
12863 2007-04-13 Richard Guenther <rguenther@suse.de>
12865 PR tree-optimization/21258
12866 * tree-vrp.c (compare_case_labels): New helper.
12867 (find_switch_asserts): New function.
12868 (find_assert_locations): Call it for SWITCH_EXPRs.
12870 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12872 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12873 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12874 check is now implied in X87_FLOAT_MODE_P.
12875 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12876 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12877 (fix_trunc<mode>_i386_fisttp): Ditto.
12878 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12879 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12880 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12881 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12882 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12883 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12884 (unnamed_splitters): Ditto.
12885 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12886 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12887 FIRST_SSE_REG for local functions when SSE math is enabled or
12888 for functions with sseregparm attribute.
12889 (standard_80387_constant_p): Return -1 if mode is not
12891 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12892 (ix86_expand_compare): Ditto.
12893 (ix86_expand_carry_flag_compare): Ditto.
12894 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12895 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12896 DECIMAL_FLOAT_MODE_P.
12897 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12898 of SCALAR_FLOAT_MODE_P.
12899 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12900 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12901 checks before FLOAT_MODE_P.
12902 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12903 before FLOAT_MODE_P.
12908 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12910 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12911 Charles Wilson <libtool@cwilson.fastmail.fm>
12913 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12914 (libgcc.mvars): Don't depend on them.
12915 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12916 * exec-tool.in: New.
12918 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12920 * doc/invoke.text (--help): Document --help=common.
12922 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12924 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12926 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12928 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12929 * genemit.c (main): Emit #include "integrate.h".
12930 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12931 (LOADGP_RTP): New mips_loadgp_style.
12932 * config/mips/mips.h: Include config/vxworks-dummy.h.
12933 (TARGET_RTP_PIC): New macro.
12934 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12935 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12936 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12937 for TARGET_RTP_PIC.
12938 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12939 -mvxworks-pic when using -mrtp and a PIC option.
12940 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12942 (mips_symbolic_constant_p, mips_symbolic_address_p)
12943 (mips_symbol_insns): Handle SYMBOL_HALF.
12944 (override_options): Warn about -G and -mrtp being used together.
12945 Initialize mips_lo_relocs[SYMBOL_HALF].
12946 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12947 (mips_emit_loadgp): Handle LOADGP_RTP.
12948 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12949 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12950 (tablejump): Handle function-relative case table entries if
12952 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12954 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12956 * config/mips/mips.md (load_call<mode>): Allow any general register.
12958 (sibcall_value_internal, sibcall_value_multiple_internal)
12959 (call_value_internal, call_value_split, call_value_multiple_internal)
12960 (call_value_multiple_split): Remove constraints from operand 0.
12962 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12964 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12965 rather than loadgp_noshared.
12966 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12967 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12969 * config/mips/mips.md (loadgp): Rename to...
12970 (loadgp_newabi): ...this.
12971 (loadgp_noshared): Rename to...
12972 (loadgp_absolute): ...this.
12974 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12976 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12977 false for locally-binding symbols.
12978 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12980 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12982 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12983 (SYMBOL_GOT_PAGE_OFST): ...this.
12984 (SYMBOL_GOT_GLOBAL): Rename to...
12985 (SYMBOL_GOT_DISP): ...this.
12986 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12987 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12988 * config/mips/mips.c (mips_global_symbol_p): New function.
12989 (mips_symbol_binds_local_p): Likewise.
12990 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12991 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12992 mips_global_symbol_p and mips_symbol_binds_local_p.
12993 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12994 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12995 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12996 SYMBOL_GOTOFF_DISP.
12997 (mips_ok_for_lazy_binding_p): New function.
12998 (mips_load_call_address, mips_expand_call): Use it.
12999 (mips_dangerous_for_la25_p): Likewise.
13000 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13001 (*got_disp<mode>): Use got_disp_operand instead of
13002 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13003 SYMBOL_GOTOFF_GLOBAL.
13004 (*got_page<mode>): Use got_page_ofst_operand instead of
13006 * config/mips/predicates.md (const_call_insn_operand): Use
13007 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13008 (global_got_operand): Rename to...
13009 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13011 (local_got_operand): Rename to...
13012 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13013 of SYMBOL_GOT_LOCAL.
13015 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13017 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13018 TARGET_CALL_CLOBBERED_GP.
13019 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13020 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13021 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13022 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13023 of TARGET_ABICALLS && !TARGET_NEWABI.
13024 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13025 * config/mips/mips.c (mips_load_call_address): Check
13026 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13027 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13028 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13029 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13030 TARGET_ABICALLS && TARGET_NEWABI.
13031 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13033 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13034 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13035 TARGET_ABICALLS && TARGET_NEWABI.
13036 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13037 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13038 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13039 whether indirect calls must use $25.
13040 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13042 * config/mips/mips.md (jal_macro): Check flag_pic and
13043 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13044 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13045 instead of TARGET_ABICALLS.
13046 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13047 TARGET_ABICALLS && TARGET_OLDABI.
13048 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13049 (sibcall): In the comment above the define_insn, mention
13050 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13051 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13052 instead of TARGET_ABICALLS.
13054 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13056 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13057 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13058 (MACFLAGS_MATCH_P): New macro.
13059 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13060 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13061 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13062 the other MACFLAG constants.
13063 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13064 (flag_machi): Tighten constraints. Renumber some of the operands.
13065 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13067 (flag_machi_parts_acconly): New pattern.
13068 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13070 (flag_macinit1hi): Tighten constraints.
13071 (flag_mul_macv2hi_parts_acconly): New pattern.
13073 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13074 Use a more efficient implementation.
13075 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13076 inline sequences when not optimizing for size.
13078 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13079 movhi_high2low): Delete, merge functionality into...
13080 (packv2hi): ... this pattern.
13082 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13083 * config/bfin/bfin.opt (msim): New option.
13084 (mcpu=): New option.
13085 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13086 (bfin_cpu_t): Typedef of enum bfin_cpu.
13087 (bfin_cpu_type): New declaration.
13088 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13089 -msim and -mcpu= options.
13090 (LIB_SPEC): Likewise.
13091 * config/bfin/bfin.c (bfin_cpu_type): Define.
13092 (bfin_handle_option): Handle -mcpu= option.
13093 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13094 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13095 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13097 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13099 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13100 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13101 (powerpc-wrs-vxworksae): Use ${tm_file}.
13102 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13103 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13104 * config/i386/vx-common.h: New file.
13106 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13108 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13111 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13113 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13116 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13120 * c-common.c (c_build_qualified_type): Set canonical type
13123 2007-04-12 Richard Guenther <rguenther@suse.de>
13125 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13126 lower bound and element size if lower bound is not zero
13127 or either of the ARRAY_REF operands is set.
13129 2007-04-12 Richard Guenther <rguenther@suse.de>
13131 PR tree-optimization/24689
13132 PR tree-optimization/31307
13133 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13135 * gimplify.c (canonicalize_addr_expr): To be consistent with
13136 gimplify_compound_lval only set operands two and three of
13137 ARRAY_REFs if they are not gimple_min_invariant. This makes
13138 it never at this place.
13139 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13141 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13143 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13144 null before emitting a .nsubspa directive.
13146 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13148 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13149 need_to_partition_p if there are no memory statements in the
13152 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13154 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13155 (gcd_of_steps_may_divide_p): New function.
13156 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13158 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13160 * reload.c (find_reloads_toplev, find_reloads_address,
13161 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13162 not a pointer equality test, to decide if we need to call
13163 push_reg_equiv_alt_mem.
13165 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13167 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13168 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13170 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13172 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13174 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13175 vector to be positive.
13177 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13181 * doc/invoke.texi: Document --params max-aliased-vops and
13183 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13184 debug_memory_partitions): Move to tree-flow.h
13185 * params.h (AVG_ALIASED_VOPS): Define.
13186 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13188 (mp_info_t): Likewise.
13189 (get_mem_sym_stats_for): New.
13190 (set_memory_partition): Move from tree-flow-inline.h.
13191 (mark_non_addressable): Only clear the set of symbols for the
13192 partition if it exists.
13193 (dump_memory_partitions): Move from tree-ssa-operands.c
13194 (debug_memory_partitions): Likewise.
13195 (need_to_partition_p): New.
13196 (dump_mem_ref_stats): New.
13197 (debug_mem_ref_stats): New.
13198 (dump_mem_sym_stats): New.
13199 (debug_mem_sym_stats): New.
13200 (update_mem_sym_stats_from_stmt): New.
13201 (compare_mp_info_entries): New.
13202 (mp_info_cmp): Call it.
13203 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13205 (get_mpt_for): Move from tree-ssa-operands.c.
13206 (find_partition_for): New.
13207 (create_partition_for): Remove.
13208 (estimate_vop_reduction): New.
13209 (update_reference_counts): New.
13210 (build_mp_info): New.
13211 (compute_memory_partitions): Refactor.
13212 Document new heuristic.
13213 Call build_mp_info, update_reference_counts,
13214 find_partition_for and estimate_vop_reduction.
13215 (compute_may_aliases): Populate virtual operands before
13216 calling debugging dumps.
13217 (delete_mem_sym_stats): New.
13218 (delete_mem_ref_stats): New.
13219 (init_mem_ref_stats): New.
13220 (init_alias_info): Call it.
13221 (maybe_create_global_var): Remove alias_info argument.
13222 Get number of call sites and number of pure/const call sites
13223 from gimple_mem_ref_stats().
13224 (dump_alias_info): Call dump_memory_partitions first.
13225 (dump_points_to_info_for): Show how many times a pointer has
13227 * opts.c (decode_options): For -O2 set --param
13228 max-aliased-vops to 500.
13229 For -O3 set --param max-aliased-vops to 1000 and --param
13230 avg-aliased-vops to 3.
13231 * fortran/options.c (gfc_init_options): Remove assignment to
13233 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13234 * tree-dfa.c (dump_variable): Dump memory reference
13236 Dump NO_ALIAS* settings.
13237 (referenced_var_lookup): Tidy.
13238 (mem_sym_stats): New.
13239 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13240 and ORIG are different SSA names for a memory partition.
13241 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13242 * tree-flow.h (struct mem_sym_stats_d): Define.
13243 (mem_sym_stats_t): Define.
13244 (struct mem_ref_stats_d): Define.
13245 (struct gimple_df): Add field mem_ref_stats.
13246 (enum noalias_state): Define.
13247 (struct var_ann_d): Add bitfield noalias_state.
13248 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13249 debug_mem_ref_stats, debug_memory_partitions,
13250 debug_mem_sym_stats): Declare.
13251 * tree-ssa-structalias.c (update_alias_info): Update call
13252 sites, pure/const call sites and asm sites in structure
13253 returned by gimple_mem_ref_stats.
13254 Remove local variable IS_POTENTIAL_DEREF.
13255 Increase NUM_DEREFS if the memory expression is a potential
13257 Call update_mem_sym_stats_from_stmt.
13258 If the memory references memory, call
13259 update_mem_sym_stats_from_stmt for all the direct memory
13260 symbol references found.
13261 (intra_create_variable_infos): Set noalias_state field for
13262 pointer arguments according to the value of
13263 flag_argument_noalias.
13264 * tree-ssa-structalias.h (struct alias_info): Remove fields
13265 num_calls_found and num_pure_const_calls_found.
13266 (update_mem_sym_stats_from_stmt): Declare.
13267 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13268 Set default value to 100.
13269 (PARAM_AVG_ALIASED_VOPS): Define.
13271 2007-04-11 Richard Guenther <rguenther@suse.de>
13273 PR middle-end/31530
13274 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13275 a * -b + c as c - a * b if we honor sign dependent rounding.
13277 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13279 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13280 bfin_expand_strmov.
13281 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13282 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13284 (initialize_trampoline): Don't use old-style function definition.
13285 (bfin_secondary_reload): Mark IN_P argument as unused.
13287 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13289 PR tree-optimization/31343
13290 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13291 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13292 * testsuite/gcc.dg/vect/pr31343.c: New.
13294 2007-04-10 Eric Christopher <echristo@apple.com>
13296 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13297 * config/i386/i386.md (*cmpfp0): Use.
13298 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13299 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13300 (fix_trunc<mode>_i386_fisttp): Ditto.
13301 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13302 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13303 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13304 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13305 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13306 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13307 (unnamed_splitters): Ditto.
13308 * config/i386/i386.c (output_fix_trunc): Assert that
13309 we're not being passed a TFmode operand.
13311 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13313 PR tree-optimization/31526
13314 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13315 n_basic_blocks to find newly added blocks.
13317 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13319 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13321 (fix_trunc<mode>si_sse): Ditto.
13322 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13323 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13324 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13325 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13326 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13327 expander using SSEMODEF mode macro.
13328 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13329 expander using SSEMODEF mode macro.
13330 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13331 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13332 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13333 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13334 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13335 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13336 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13337 Macroize insn using X87MODEF mode macro.
13339 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13341 * config/i386/sse.md (sse2_pinsrw): Removed.
13342 (sse2_pextrw): Renamed to ...
13343 (*sse2_pextrw): This.
13345 2007-04-09 Jan Hubicka <jh@suse.cz>
13348 * config/i386/sse.md
13349 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13350 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13351 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13352 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13354 2007-04-09 Jan Hubicka <jh@suse.cz>
13356 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13357 multiple fields of union.
13359 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13361 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13362 (create_preheaders): Check that loops are available.
13363 (fix_loop_structure): Clean up, improve comments.
13364 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13365 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13367 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13368 * predict.c (tree_estimate_probability): Do not call
13369 calculate_dominance_info. Call create_preheaders.
13370 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13371 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13373 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13374 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13375 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13376 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13379 2007-04-08 Jan Hubicka <jh@suse.cz>
13381 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13382 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13383 * fold-const.c (fold_unary): Use it.
13385 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13387 * varasm.c (assemble_variable): Remove call to
13388 lang_hooks.decls.prepare_assemble_variable.
13389 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13390 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13391 * langhooks.h (lang_hooks_for_decls): Remove
13392 prepare_assemble_variable.
13394 2007-04-08 Mike Stump <mrs@apple.com>
13396 * config/i386/i386.c: Use inc/dec on Core2.
13398 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13400 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13401 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13402 lhd_tree_inlining_end_inlining): Remove.
13403 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13404 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13405 end_inlining hooks.
13406 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13407 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13408 lhd_tree_inlining_end_inlining): Remove prototypes.
13409 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13410 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13411 LANG_HOOKS_TREE_INLINING_START_INLINING,
13412 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13414 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13417 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13420 * config/avr/predicates.md (io_address_operand): Delete predicate.
13421 (low_io_address_operand): Don't use 'mode' argument.
13422 (higth_io_address_operand): Rename ...
13423 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13424 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13427 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13429 Revert change removing staticp.
13431 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13434 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13437 2007-04-07 Bruce Korb <bkorb@gnu.org>
13439 * c.opt: Add -Wformat-contains-nul.
13440 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13442 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13443 the NUL byte warning.
13445 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13447 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13449 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13451 * tree.c (staticp): No longer use staticp langhook.
13452 * langhooks.c (lhd_staticp): Removed.
13453 * langhooks.h (struct lang_hooks): Remove staticp.
13454 * c-common.c (c_staticp): Remove.
13455 * c-common.h (c_staticp): Ditto.
13456 * langhooks-defs.h (lhd_staticp): Ditto.
13457 (LHD_HOOKS_STATICP): Ditto
13458 * tree.h (gcc_assert_lowered): New macro.
13460 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13462 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13463 argument "reliable".
13464 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13465 Add argument "reliable". Propagate it through calls.
13466 (infer_loop_bounds_from_undefined): Derive number of iterations
13467 estimates from references in blocks that do not dominate loop latch.
13468 (gcov_type_to_double_int): New function.
13469 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13470 and expected_loop_iterations_unbounded.
13471 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13472 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13473 * tree-data-ref.c (estimated_loop_iterations): Export.
13474 (get_references_in_stmt): Fix -- do not return addresses of local
13476 * cfgloop.h (expected_loop_iterations_unbounded,
13477 estimated_loop_iterations): Declare.
13479 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13481 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13483 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13485 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13486 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13487 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13488 Use output_387_reg_move().
13489 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13490 expander using X87MODEF12 mode macro.
13491 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13492 choosing register preferences. Use output_387_reg_move().
13493 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13494 instead of "x". Use output_387_reg_move().
13495 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13496 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13497 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13498 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13499 Use output_387_reg_move().
13500 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13502 (*truncxf?f_i387 splitter): Ditto.
13504 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13506 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13507 LANG_HOOKS_SAFE_FROM_P.
13508 * expr.c (safe_from_p): Remove langhook call.
13509 * langhooks.h (lang_hooks): Remove safe_from_p.
13510 (lhd_safe_from_p): Remove prototype.
13511 * langhooks.c (lhd_safe_from_p): Remove.
13513 2007-04-06 Jan Hubicka <jh@suse.cz>
13515 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13518 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13520 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13521 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13522 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13523 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13525 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13526 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13528 2007-04-05 Richard Henderson <rth@redhat.com>
13530 * config/alpha/alpha.c (print_operand) [+]: Remove.
13531 (alpha_end_function): Print nop if call at end of function.
13532 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13533 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13534 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13535 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13536 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13537 the call pattern. Update peepholes to match.
13539 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13541 * doc/extend.texi (Other Builtins): Add decimal float variants
13543 * builtins.def: Ditto.
13544 * builtins.c (expand_builtin): Ditto.
13546 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13547 H.J. Lu <hongjiu.lu@intel.com>
13550 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13551 of V8HImode when calling ix86_binary_operator_ok.
13552 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13553 (sdot_prodv8hi): Operands 1 and 2 must be register.
13555 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13557 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13558 initialize align to silence bogus warning.
13560 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13562 PR middle-end/22156
13563 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13565 (struct sra_walk_fns): Remove use_all parameter from use.
13566 (sra_hash_tree): Handle BIT_FIELD_REFs.
13567 (sra_elt_hash): Don't hash bitfld blocks.
13568 (sra_elt_eq): Skip them in parent compares as well. Handle
13570 (sra_walk_expr): Don't maintain or pass down use_all_p.
13571 (scan_use): Remove use_all parameter.
13572 (scalarize_use): Likewise. Re-expand assignment to
13573 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13574 output, and re-scalarize after output. Don't mark anything
13576 (scalarize_ldst): Adjust.
13577 (scalarize_walk_gimple_modify_statement): Likewise.
13578 (build_element_name_1): Handle BIT_FIELD_REFs.
13579 (instantiate_element): Don't warn for any element whose parent
13580 is used as a whole.
13581 (instantiate_missing_elements_1): Return the sra_elt.
13582 (canon_type_for_field): New.
13583 (try_instantiate_multiple_fields): New.
13584 (instantiate_missing_elemnts): Use them.
13585 (mark_no_warning): Removed.
13586 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13587 (REPLDUP, sra_build_elt_assignment): New.
13588 (generate_copy_inout): Use them.
13589 (generate_element_copy): Likewise. Handle bitfld differences.
13590 (generate_element_zero): Don't recurse for blocks. Use
13591 sra_build_elt_assignment.
13592 (generate_one_element_int): Take elt instead of var. Use
13593 sra_build_elt_assignment.
13594 (generate_element_init_1): Adjust.
13595 (scalarize_use, scalarize_copy): Use REPLDUP.
13596 (scalarize_ldst): Move assert before dereference.
13597 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13599 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13601 * regmove.c: Fix unused variable warnings due to previous commit.
13603 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13605 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13606 (regmove_bb_head): Remove.
13607 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13608 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13609 problems with fixup_match_1.
13610 Don't initialize/free regmove_bb_head.
13612 (reg_is_remote_constant_p): If an insn is in the same basic block
13613 but not before INSN, consider it remote, too.
13615 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13618 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13619 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13621 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13623 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13624 (CONDITIONAL_REGISTER_USAGE): Likewise.
13626 2007-04-04 Richard Henderson <rth@redhat.com>
13628 * config/alpha/lib1funcs.asm: Remove unused file.
13630 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13633 * opts.c (print_specific_help): Fix --help=<language>
13635 (common_handle_option): Support --help=common.
13637 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13640 * gcc.c (main): Do not run the linker if
13641 print_subprocess_help indicates that it shouldn't be
13644 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13647 * doc/invoke.texi (--help=): Document <languages> value, fix
13648 formatting in tables of values.
13650 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13652 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13653 dllimport attribute of virtual methods.
13655 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13657 * config/score/crti.asm: Change _bss_start to __bss_start.
13658 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13659 (OUTGOING_REG_PARM_STACK_SPACE) update.
13660 * config/score/score.opt: add options to make backend support
13661 score5, score5u, score7 and score7d.
13662 * config/score/score.md: Likewise.
13663 * config/score/misc.md: Likewise.
13664 * config/score/mac.md: Likewise.
13665 * doc/invoke.texi: Likewise.
13666 * doc/md.texi: update constraints define.
13668 2007-04-03 Richard Henderson <rth@redhat.com>
13670 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13671 an appropriate type, use the mode instead.
13673 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13675 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13676 Set the default --with-arch setting to mips2.
13677 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13678 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13679 (MULTILIB_OSDIRNAMES): Delete.
13680 (MULTILIB_DIRNAMES): Define.
13681 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13682 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13683 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13684 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13685 VXWORKS_OS_CPP_BUILTINS.
13686 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13687 (MIPS_DEBUGGING_INFO): Undefine.
13688 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13690 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13692 PR middle-end/30704
13693 * fold-const.c (native_encode_real): Encode real.c provided longs
13694 as a series of 32-bit native integers.
13695 (native_interpret_real): Interpret buffer as a series of 32-bit
13698 2007-04-03 Richard Guenther <rguenther@suse.de>
13700 * genpreds.c (write_insn_constraint_len): Write function
13701 optimized for CONSTRAINT_LEN implementation.
13702 (write_tm_preds_h): Output insn_constraint_len inline and
13703 use it for CONSTRAINT_LEN.
13704 (write_insn_preds_c): Don't output insn_constraint_len.
13705 * doc/md.texi (define_register_constraint): Document multi-letter
13706 constraints shall have the same length if they start with the same
13709 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13712 * config/i386/i386.md (isinf<mode>2): Expand only when
13713 TARGET_C99_FUNCTIONS is set.
13715 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13717 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13718 (x86_64-*-linux*): Ditto.
13719 * config/i386/i386.opt (mpc): New option.
13720 * config/i386/i386.c (overrride_options): Handle
13721 ix87_precision_string.
13722 * config/i386/crtprec.c: New file.
13723 * config/i386/t-crtpc: Ditto.
13724 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13725 and -mpc80 options.
13726 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13727 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13728 crtprec32.o, crtprec64.o and crtprec80.o.
13730 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13731 and -mpc80 options.
13732 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13734 2007-04-02 Eric Christopher <echristo@apple.com>
13736 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13737 limitations on darwin.
13739 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13742 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13744 2007-04-02 Dave Korn <dave.korn@artimi.com>
13746 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13748 2007-04-02 Dave Korn <dave.korn@artimi.com>
13750 * libgcc2.h (exception_descriptor): Don't forward-declare.
13751 (__get_eh_table_language, __get_eh_table_version): Delete
13752 prototypes of long-dead functions.
13754 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13756 * ebitmap.h: New file
13757 * ebitmap.c: New file
13758 * Makefile.in (ebitmap.o): New target.
13760 2007-04-01 Jan Hubicka <jh@suse.cz>
13762 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13763 before very first instruction.
13765 2007-04-01 Jan Hubicka <jh@suse.cz>
13767 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13768 waring on 64bit hosts.
13769 * bitmap.h: Fix typo in bitmap_head_def.
13771 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13773 PR rtl-optimization/31391
13774 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13775 into a DELETED_LABEL note, and the label is in an empty basic
13776 block, update BB_END as well as BB_HEAD.
13778 2007-04-01 Richard Henderson <rth@redhat.com>
13780 PR tree-optimization/31169
13781 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13782 to varying if the range is outside [0, prec-1].
13784 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13787 * config/mips/mips.md (load_const_gp): New insn.
13788 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13789 the MIPS16 GP pseudo register if no_new_pseudos.
13790 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13792 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13795 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13797 (call_value): Likewise.
13799 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13800 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13803 * doc/invoke.texi: (optimization options): Reword description
13804 of -ffast-math. Document its primary purpose.
13806 2007-03-31 Richard Guenther <rguenther@suse.de>
13808 * omp-low.c (splay-tree.h): Include.
13809 (lookup_decl): Replace splay-tree usage by pointer-map.
13810 (maybe_lookup_decl): Likewise.
13811 (new_omp_context): Likewise.
13812 (delete_omp_context): Likewise.
13813 * gimplify.c (splay-tree.h): Include.
13814 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13816 (remap_ssa_name): Likewise.
13817 (remap_decl): Likewise.
13818 (remap_type_1): Likewise.
13819 (remap_type): Likewise.
13820 (copy_body_r): Likewise.
13821 (expand_call_inline): Likewise.
13822 (clone_body): Likewise.
13823 (copy_tree_r): Likewise.
13824 (remap_save_expr): Likewise.
13825 (unsave_r): Likewise.
13826 (unsave_expr_now): Likewise.
13827 (tree_function_versioning): Likewise.
13828 (build_duplicate_type): Likewise.
13829 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13830 (struct copy_body_data): Replace splay-tree by pointer-map.
13831 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13832 not $(SPLAY_TREE_H).
13833 (gimplify.o): Depend on $(SPLAY_TREE_H).
13834 (omp-low.p): Likewise.
13836 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13838 * config/avr/predicates.md (even_register_operand,
13839 odd_register_operand): New predicates.
13840 * config/avr/avr.md (movw peephole2): New.
13841 (movw_r peephole2): New.
13843 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13845 * tree.h (get_signed_or_unsigned_type): New.
13846 * fold-const.c (operand_equal_for_comparison_p): Use
13847 get_signed_or_unsigned_type instead of
13848 lang_hooks.types.signed_or_unsigned_type.
13849 * expr.c (store_expr): Ditto.
13850 * langhooks.c (get_signed_or_unsigned_type): New.
13851 (lhd_signed_or_unsigned_type): New.
13852 * langhooks.h (lhd_signed_or_unsigned_type): New.
13853 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13855 2007-03-30 Richard Henderson <rth@redhat.com>
13857 * tree-ssa-loop-ivopts.c: Include target.h.
13858 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13859 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13860 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13861 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13863 2007-03-30 Richard Henderson <rth@redhat.com>
13864 Kai Tietz <kai.tietz@onevision.com>
13866 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13867 default for 64-bit.
13868 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13869 (TARGET_64BIT_MS_ABI): New.
13870 (DBX_REGISTER_NUMBER): Handle 64-bit.
13871 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13872 (LONG_TYPE_SIZE): Force to 32.
13873 (REG_PARM_STACK_SPACE): New.
13874 (OUTGOING_REG_PARM_STACK_SPACE): New.
13875 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13876 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13877 (STACK_BOUNDARY): Use 128 for 64-bit.
13878 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13879 Add 64-bit implementation.
13880 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13882 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13883 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13884 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13885 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13886 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13887 TARGET_64BIT_MS_ABI.
13888 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13889 (ix86_pass_by_reference): Likewise.
13890 (ix86_function_value_regno_p): Likewise.
13891 (ix86_build_builtin_va_list): Likewise.
13892 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13893 (function_arg_advance_ms_64): New.
13894 (function_arg_advance): Call it.
13895 (function_arg_ms_64): New.
13896 (function_arg): Call it.
13897 (function_value_ms_64): New.
13898 (ix86_function_value_1): Call it.
13899 (return_in_memory_ms_64): New.
13900 (ix86_return_in_memory): Call it.
13901 (setup_incoming_varargs_ms_64): New.
13902 (ix86_setup_incoming_varargs): Call it.
13903 (ix86_expand_prologue): Handle 64-bit stack probing.
13904 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13905 (output_pic_addr_const): Likewise.
13906 (x86_this_parameter): Likewise.
13907 (x86_output_mi_thunk): Likewise.
13908 (x86_function_profiler): Likewise.
13909 (TARGET_STRICT_ARGUMENT_NAMING): New.
13910 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13911 (TARGET_64BIT_MS_ABI): New.
13912 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13913 * config/i386/i386.md (allocate_stack_worker): Remove.
13914 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13915 describe the clobber of eax without a match_scratch.
13916 (allocate_stack_worker_postreload): Remove.
13917 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13918 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13919 (allocate_stack_worker_rex64_postreload): Remove.
13920 (allocate_stack): Handle 64-bit.
13921 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13922 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13923 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13924 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13925 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13926 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13927 * config.build (x86_64-*-mingw*): New host.
13928 * config.host (x86_64-*-mingw*): New host.
13929 * config.gcc (x86_64-*-mingw*): New target.
13930 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13932 2007-03-30 Richard Henderson <rth@redhat.com>
13933 Kai Tietz <kai.tietz@onevision.com>
13935 * c-pragma.c (struct def_pragma_macro_value): New.
13936 (struct def_pragma_macro): New.
13937 (pushed_macro_table): New.
13938 (dpm_hash, dpm_eq): New.
13939 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13940 (init_pragma): Install them.
13941 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13943 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13945 * config/avr/avr.c (avr_override_options): Clear
13946 'flag_delete_null_pointer_checks'.
13948 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13951 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13952 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13953 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13954 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13955 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13956 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13957 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13959 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13961 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13963 * regmove.c: Move all of pass_stack_adjustments from here...
13964 * combine-stack-adj.c: ...to this new file.
13965 * Makefile.in: Add rules for combine-stack-adj.o.
13967 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13969 PR tree-optimization/31383
13970 * tree-data-ref.c (affine_function_equal_p): Do not require the
13971 vectors to have the same length.
13973 2007-03-30 Jan Hubicka <jh@suse.cz>
13975 PR middle-end/30700
13976 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13977 availablility; add more sanity checking; ask varpool only about
13980 2007-03-29 Richard Henderson <rth@redhat.com>
13982 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13983 to decide, but __SIZEOF_LONG_LONG__.
13985 2007-03-29 Richard Henderson <rth@redhat.com>
13987 * emutls.c (struct __emutls_array): New.
13988 (emutls_destroy): Use it instead of casting element 0 from void*.
13989 (__emutls_get_address): Likewise.
13991 2007-03-29 Richard Henderson <rth@redhat.com>
13993 * varasm.c (initializer_constant_valid_p): Don't deny
13994 DECL_DLLIMPORT_P on functions.
13996 * config/i386/cygming.h: Remove function declarations.
13997 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13998 (ASM_OUTPUT_LABELREF): Remove.
13999 (COMMON_ASM_OP): Remove.
14000 (ASM_OUTPUT_COMMON): Remove.
14001 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14002 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14003 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14004 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14005 Rename from TARGET_ENCODE_SECTION_INFO.
14006 * config/i386/netware.h: Likewise.
14007 * config/i386/i386-protos.h: Update.
14008 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14009 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14010 (legitimate_constant_p): Reject dllimports.
14011 (dllimport_map, get_dllimport_decl): New.
14012 (legitimize_dllimport_symbol): New.
14013 (legitimize_address, ix86_expand_move): Use it.
14014 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14015 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14016 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14017 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14018 * config/i386/predicates.md (constant_call_address_operand): Only
14019 accept symbols; reject dllimport_p symbols.
14020 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14021 i386_pe_maybe_record_exported_symbol.
14022 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14023 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14024 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14025 trust the setting of DECL_DLLIMPORT_P.
14026 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14027 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14028 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14029 tidy the argument scanning loop.
14030 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14031 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14032 (i386_pe_strip_name_encoding): Remove.
14033 (i386_pe_binds_local_p): New.
14034 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14035 (i386_pe_output_labelref): Remove.
14036 (i386_pe_asm_output_aligned_decl_common): New.
14037 (i386_pe_maybe_record_exported_symbol): Rename from
14038 i386_pe_record_exported_symbol; check for dllexported symbols.
14040 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14042 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14043 add comment explaining why vsnprintf cannot be used.
14045 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14047 PR tree-optimization/30666
14048 * tree.c (build_complex_type): When creating type names for DWARF2
14049 debug info, create TYPE_DECLs for TYPE_NAME instead of
14051 (build_common_tree_nodes_2): Use build_complex_type when building
14052 predefined complex types, to preserve canonical types.
14054 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14056 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14057 (noce_get_alt_condition): Look at it to determine whether to
14058 reverse the condition or not.
14059 (noce_get_condition): Substitute the truth for lies.
14060 (noce_find_if_block): Set the then_else_reversed field.
14062 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14064 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14065 destination of this insn.
14066 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14067 than calling gen_rtx_SET directly. Use r0 to hold the value of
14068 'address + 4' rather than a stack based temporary which can be
14069 mis-optimized away.
14071 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14073 * config/s390/s390.c (s390_secondary_input_reload_class,
14074 s390_secondary_output_reload_class): Functions removed.
14075 (s390_secondary_reload): New function.
14076 (TARGET_SECONDARY_RELOAD): Target macro defined.
14077 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14078 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14079 * config/s390/s390.md ("reload_outti", "reload_outdi",
14080 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14081 "reload_out<mode>"): Expanders removed.
14082 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14083 "reload<mode>_nonoffmem_out"): Expanders added.
14085 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14087 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14088 action if SRC->DEST replacement failed anyway.
14090 2007-03-28 Mike Stump <mrs@apple.com>
14092 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14093 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14094 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14096 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14098 * config.gcc: Accept barcelona as a variant of amdfam10.
14099 * config/i386/i386.c (override_options): Likewise.
14100 * doc/invoke.texi: Likewise.
14102 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14104 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14105 offsets for BIT_FIELD_REF and COMPONENT_REF.
14107 2007-03-28 Richard Guenther <rguenther@suse.de>
14109 * tree.c (is_global_var): Move ...
14110 * tree-flow-inline.h (is_global_var): ... here.
14111 * tree.h (is_global_var): Remove declaration.
14113 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14115 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14117 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14118 * config/i386/i386.c (ix86_tune_features): Initialize new
14120 * config/i386/predicates.md (promotable_binary_operator): Use
14121 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14123 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14126 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14128 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14130 * config/fr30/fr30.md (movsi_internal): Change destination
14131 constraint from m to V and add m to the end.
14133 2007-03-28 Christian Bruel <christian.bruel@st.com>
14135 * config/sh/sh.md (movsi_i): Fix type attribute.
14137 2007-03-28 Christian Bruel <christian.bruel@st.com>
14139 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14140 (movsf_ie): Likewise.
14142 2007-03-28 Christian Bruel <christian.bruel@st.com>
14144 * config.gcc: Add sh4-300 to multilib.
14145 * config/sh/t-mlib-sh4-300: New file.
14147 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14149 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14150 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14151 fix_trunc<mode>di2.
14152 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14153 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14154 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14155 "fixuns_trunctddi2"): Whitespace fix.
14157 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14159 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14160 the definition of struct sh_args.
14161 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14162 CALL_COOKIE_INT_REG_GET): Likewise.
14164 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14166 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14167 transformations are applied successfully.
14169 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14171 * tree.c (tree_contains_struct): Permit 512 tree codes.
14172 * tree.h (tree_contains_struct): Ditto.
14173 (MAX_TREE_CODES): Ditto.
14174 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14175 SPARE member to store remaining padding bits.
14177 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14179 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14182 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14184 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14185 * configure: Regenerate.
14187 * configure: Regenerate using the correct version of autoconf.
14189 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14191 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14193 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14194 regs to "__SP_L__" and "__SP_H__".
14196 2007-03-27 Richard Guenther <rguenther@suse.de>
14198 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14199 computations with it with a HOST_WIDE_INT variable.
14201 2007-03-26 Mike Stump <mrs@apple.com>
14203 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14204 objective-c-header, objective-c++-header and objc++-cpp-output
14206 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14208 2007-03-26 Richard Henderson <rth@redhat.com>
14211 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14212 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14213 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14214 IX86_BUILTIN_PSRLQ128): New.
14215 (ix86_init_mmx_sse_builtins): Add them.
14216 (ix86_expand_builtin): Expand them.
14217 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14218 operand 2 be TImode.
14219 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14220 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14221 _mm_srli_epi64): Mark __B const.
14222 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14223 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14224 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14225 new two-vector shift builtins.
14227 2007-03-26 Ian Lance Taylor <iant@google.com>
14229 PR tree-optimization/31345
14230 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14231 [+INF, +INF(OVF)] into VARYING.
14233 2007-03-26 Zack Weinberg <zackw@panix.com>
14235 * gengtype-parse.c: New file.
14236 * gengtype-yacc.y: Delete.
14237 * gengtype-lex.l: Don't include gengtype-yacc.h.
14238 Define YY_DECL and yyterminate appropriately for recursive
14239 descent parser. yylval is now a string out-parameter to yylex.
14240 (HWS, EOID): New shorthand.
14241 (IWORD): Add a couple more types.
14242 (yylex): Add a setup stanza. Remove the complex rules for
14243 detecting GTY'ed types and typedefs; replace with simple
14244 keyword detectors. Adjust everything for the changed
14245 definition of yylval. Ignore all pp-directives, not just #define.
14247 (parse_file): Rename yybegin; do not call yyparse.
14249 * gengtype.c (xasprintf): Export again.
14250 (this_file): New. Use everywhere __FILE__ was being used.
14251 (get_lang_bitmap): Special case types defined in gengtype.c.
14252 (do_typedef, new_structure): Suppress definition of certain types.
14253 (new_structure): Improve diagnostics of duplicate definitions.
14254 Make sure location_s is associated with input.h.
14255 (nreverse_pairs, define_location_structures): New functions.
14256 (main): Improve tagging of kludge types. Remove old kludges
14257 for input.h types; use define_location_structures.
14258 * gengtype.h: Update prototypes. Define token codes here.
14259 * Makefile.in: Remove all references to gengtype-yacc.
14260 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14262 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14263 add GTY((skip)) to the field that's only conditionally there.
14264 * doc/install.texi: Document that Bison is no longer required
14265 unless building treelang.
14267 * gengtype.c: Don't include gtyp-gen.h.
14268 (srcdir): Declare here.
14269 (base_files, lang_dir_names): Allocate dynamically.
14270 (gt_files, num_gt_files, num_lang_dirs): New globals.
14271 (measure_input_list, read_input_line, read_input_list)
14272 (set_lang_bitmap): New functions.
14273 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14274 simplify, relying on read_input_list to set up the bitmaps.
14275 (main): Arguments are no longer unused. Check for correct number
14276 of command line arguments, set srcdir and srcdir_len, then call
14277 read_input_list, before doing anything else. No need to worry
14278 about duplicates in main loop.
14279 * configure.ac: Simplify the calculation of all_gtfiles.
14280 Put language tags in there. Don't set or substitute
14281 all_gtfiles_files_langs or all_gtfiles_files_frags.
14282 * Makefile.in: Revamp the way gengtype is invoked, now that it
14283 takes a file on its command line with a much simpler format.
14284 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14285 (GTFILES): Remove duplicates and C source files.
14286 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14287 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14288 * configure: Regenerate.
14290 * gengtype.h: Remove all type definitions to gengtype.c; leave
14291 only definitions of options_p, type_p, and pair_p as opaque
14292 pointers. Update prototypes.
14293 * gengtype.c: Many type definitions moved here from gengtype.h.
14294 Consolidate type definitions at the top of the file.
14295 (xvasprintf): Delete.
14296 (xasprintf): Make static.
14297 (create_nested_pointer_option): Add 'next' parameter.
14298 (create_field_all, create_field_at): New functions.
14299 (create_field): Now a thin wrapper around create_field_all.
14300 (create_optional_field): Rename create_optional_field_ and add
14301 line argument. Original name is now a macro which supplies
14303 (oprintf): Use vsnprintf directly.
14304 (close_output_files): Use fatal rather than perror/exit.
14305 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14306 (main): Set progname. Don't use exit.
14307 * gengtype-yacc.y (struct_fields): Use create_field_at.
14308 (option, optionseqopt): Delete.
14309 (optionseq): Consolidate productions from option here so we
14310 can use the first argument to create_option.
14312 * gengtype-lex.l: Distinguish unions from structures in the
14313 token type. Don't call find_structure; return the tag as a string.
14314 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14315 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14316 string. Reorganize typedef_struct production accordingly.
14317 Use create_nested_ptr_option.
14318 * gengtype.c (create_nested_ptr_option): New function.
14319 * gengtype.h: Declare it.
14321 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14322 (string_type): Don't declare.
14323 (do_scalar_typedef): Declare.
14324 (create_scalar_type): Update prototype.
14325 * gengtype.c (string_type): Make static.
14326 (scalar_nonchar, scalar_char): New.
14327 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14328 (resolve_typedef): Use scalar_nonchar for error recovery.
14329 (create_scalar_type): Remove name_len field. Return scalar_char
14330 or scalar_nonchar as appropriate.
14331 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14332 to use string_type.
14333 (throughout): Use scalar_nonchar instead of calling
14334 create_scalar_type, whenever possible.
14335 (main): Initialize scalar_char and scalar_nonchar before calling
14337 * gengtype-lex.l: Adjust for removal of second argument to
14338 create_scalar_type. Use yylval.s instead of yylval.t when
14340 * gengtype-yacc.y: Type of SCALAR is string. Call
14341 create_scalar_type from type:SCALAR rule. Adjust for removal of
14342 second argument to create_scalar_type.
14344 * vec.h: Remove all #if IN_GENGTYPE blocks.
14345 Add comment saying that changes may require adjustments to gengtype.
14346 * gengtype.c: Don't include coretypes.h or tm.h.
14347 Add comment to inclusion of errors.h.
14348 (note_def_vec, note_def_vec_alloc): New functions.
14349 * gengtype.h: Declare new functions.
14350 * gengtype-lex.l: Don't include coretypes.h.
14351 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14353 (update_lineno): Remove unnecessary prototype.
14354 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14355 (VEC rule): Just return VEC_TOKEN.
14356 * gengtype-yacc.y (VEC_TOKEN): New token type.
14357 (type): Add a production for VEC(a,b).
14358 * Makefile.in: Update dependencies.
14360 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14361 typedefs that use the old PARAMS macro.
14363 * gengtype-lex.l: Remove all rules and states relating to yacc
14365 * gengtype-yacc.y: Similarly.
14366 * gengtype.c (note_yacc_type): Delete function.
14367 * gengtype.h: Update prototypes.
14369 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14371 * tree-pretty-print.c (dump_generic_node): Report precision of
14372 unnamed integer types.
14374 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14376 * ifcvt.c (noce_try_store_flag_constants): Don't check
14377 no_new_pseudos here.
14378 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14379 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14380 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14381 noce_try_sign_mask): Likewise.
14382 (if_convert): Check no_new_pseudos here.
14384 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14386 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14387 (noce_get_condition): Handle new then_else_reversed argument.
14388 (noce_init_if_info): Remove, fold into noce_find_if_block.
14389 (noce_process_if_block): Take a struct noce_if_info as the
14390 argument. Don't set up one based on ce_if_info. Update pointer
14391 references accordingly.
14392 (cond_move_process_if_block): Likewise.
14393 (process_if_block): Removed.
14394 (find_if_block): Removed. Move functionality two new functions,
14395 noce_find_if_block and cond_exec_find_if_block.
14396 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14397 blocks and the symmetric IF-ELSE-JOIN case.
14398 (cond_exec_find_if_block): Also new function mostly based on old
14399 find_if_block and process_if_block.
14400 (find_if_header): Replace find_if_block call with separately
14401 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14402 (find_cond_trap): Update noce_get_condition call.
14403 (dead_or_predicable): Likewise.
14405 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14407 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14409 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14410 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14411 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14412 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14413 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14414 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14415 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14416 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14417 __builtin_ia32_psrad128 builtins.
14419 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14421 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14422 * config/i386/constraints.md
14423 (define_constraint "I"): Use IN_RANGE macro.
14424 (define_constraint "J"): Ditto.
14425 (define_constraint "K"): Ditto.
14426 (define_constraint "M"): Ditto.
14427 (define_constraint "N"): Ditto.
14428 (define_constraint "O"): Ditto.
14429 * config/i386/predicates.md
14430 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14431 (define_predicate "const_0_to_3_operand"): Ditto.
14432 (define_predicate "const_0_to_7_operand"): Ditto.
14433 (define_predicate "const_0_to_15_operand"): Ditto.
14434 (define_predicate "const_0_to_63_operand"): Ditto.
14435 (define_predicate "const_0_to_255_operand"): Ditto.
14436 (define_predicate "const_1_to_31_operand"): Ditto.
14437 (define_predicate "const_2_to_3_operand"): Ditto.
14438 (define_predicate "const_4_to_7_operand"): Ditto.
14440 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14442 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14443 in SImode for save_world.
14444 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14447 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14449 PR tree-optimization/30784
14450 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14453 2007-03-25 Revital Eres <eres@il.ibm.com>
14455 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14456 Fold movement_possibility function into it.
14458 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14460 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14461 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14462 (call_indirect_nonlocal_darwin64): Same.
14463 (call_nonlocal_darwin64): Same.
14464 (call_value_indirect_nonlocal_darwin64): Same.
14465 (call_value_nonlocal_darwin64): Same.
14466 (sibcall_nonlocal_darwin64): Same.
14467 (sibcall_value_nonlocal_darwin64): Same.
14468 (sibcall_symbolic_64): Same.
14469 (sibcall_value_symbolic_64): Same.
14470 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14472 (rs6000_emit_load_toc_table): Same.
14473 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14474 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14476 (divss_call): Same.
14477 (divus_call): Same.
14478 (quoss_call): Same.
14479 (quous_call): Same.
14480 (load_toc_v4_pic_si): Same
14481 (load_toc_v4_PIC_1): Same.
14482 (load_toc_v4_PIC_1b): Same.
14483 (call_indirect_aix{32,64}): Same.
14484 (call_value_indirect_aix{32,64}): Same.
14486 (call_value): Same.
14487 (call_local{32,64}): Same.
14488 (call_value_local{32,64}): Same.
14489 (call_indirect_nonlocal_aix{32,64}): Same.
14490 (call_nonlocal_aix{32,64}): Same.
14491 (call_value_indirect_nonlocal_aix{32,64}): Same.
14492 (call_value_nonlocal_aix{32,64}): Same.
14493 (call_indirect_nonlocal_sysv<mode>): Same.
14494 (call_nonlocal_sysv<mode>): Same.
14495 (call_value_indirect_nonlocal_sysv<mode>): Same.
14496 (call_value_nonlocal_sysv<mode>): Same.
14498 (sibcall_local{32,64}): Same.
14499 (sibcall_value_local{32,64}): Same.
14500 (sibcall_nonlocal_aix{32,64}): Same.
14501 (sibcall_value_nonlocal_aix{32,64}): Same.
14502 (sibcall_nonlocal_sysv<mode>): Same.
14503 (sibcall_value): Same.
14504 (sibcall_value_nonlocal_sysv<mode>): Same.
14506 2007-03-24 Paul Brook <paul@codesourcery.com>
14508 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14509 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14511 2007-03-24 Richard Henderson <rth@redhat.com>
14513 * config/ia64/constraints.md: New file.
14514 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14515 satisfies_constraint_?.
14516 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14517 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14518 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14519 ia64_output_mi_thunk): Likewise.
14520 (ia64_const_ok_for_letter_p): Remove.
14521 (ia64_const_double_ok_for_letter_p): Remove.
14522 (ia64_extra_constraint): Remove.
14523 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14524 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14525 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14526 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14527 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14528 EXTRA_MEMORY_CONSTRAINT): Remove.
14529 * config/ia64/ia64.md: Include constriants.md. Replace
14530 CONST_OK_FOR_? with satisfies_constraint_?.
14532 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14533 H.J. Lu <hongjiu.lu@intel.com>
14535 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14537 (name macros): Use DPD_BID_NAME to convert names properly.
14539 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14540 decimal floating point format.
14541 (init_floating_libfuncs): Change decimal functions so that they
14542 have a "bid_" prefix if the decimal system uses the BID format,
14543 and "dpd_" prefix if the decimal system uses the DPD format.
14544 (init_interclass_conv_libfuncs): Ditto.
14545 (init_intraclass_conv_libfuncs): Ditto.
14547 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14548 using the BID format.
14550 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14551 whether we are using the BID decimal format.
14552 * configure: Regenerate.
14554 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14555 the compiler has decimal floating point enabled. Define
14556 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14559 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14560 using the BID format.
14562 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14563 whether we are using the BID decimal format.
14564 * configure: Regenerate.
14566 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14567 the compiler has decimal floating point enabled. Define
14568 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14571 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14572 options, and that it is enabled for i386/x86_64 systems.
14574 * Makefile.in (enable_decimal_float): New.
14576 (DECNUMINC): Add -I$(DECNUMFMT).
14577 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14578 to $(DECNUMFMT) from $(DECNUM).
14580 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14581 Substitute enable_decimal_float.
14582 * configure: Regenerated.
14585 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14588 * configure.ac: Enable decimal float for x86_64-*-linux*.
14589 * configure: Regenerated.
14592 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14593 decimal128ClearSign to flip and clear the sign bit in decimal128.
14594 (decimal_real_maxval): Set decimal128SetSign to set the sign
14597 2007-03-23 Ian Lance Taylor <iant@google.com>
14599 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14601 2007-03-23 Ian Lance Taylor <iant@google.com>
14603 * tree-dump.c (dump_files): Correct comment.
14605 2007-03-23 Ian Lance Taylor <iant@google.com>
14607 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14609 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14611 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14612 in cfglayout mode. Don't go into and out of cfglayout mode.
14613 Link the blocks in the order of the constructed traces.
14614 (rest_of_handle_tracer): Adjust call to tracer.
14615 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14616 Don't go into cfglayout mode.
14617 (rtl_loop_done): Don't go out of cfglayout mode.
14618 * cfglayout.c (relink_block_chain): New function, split out from...
14619 (fixup_reorder_chain): ...here. Remove redundant checking.
14620 (cfg_layout_finalize): Don't clear the header, footer, and aux
14621 fields here, move the code to do so to relink_block_chain. Likewise
14622 for free_original_copy_tables.
14623 * rtl.h (tracer): Update prototype.
14624 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14625 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14626 mode. Use relink_block_chain to serialize the CFG according to the
14627 new basic block order. Move targetm.cannot_modify_jumps_p check from
14629 (gate_handle_reorder_blocks): ...to here.
14630 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14632 (gate_duplicate_computed_gotos): ...to here.
14633 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14634 something always changes when going into and out of cfglayout mode.
14635 Perform an expensive cfg cleanup while going into cfglayout mode.
14636 Always update liveness information on HAVE_conditional_execution
14637 targets. Reserialize the basic blocks and go out of cfglayout mode.
14638 * reg-stack.c: Include cfglayout.h.
14639 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14640 the call to reorder_basic_blocks.
14641 * basic-block.h (reorder_basic_blocks): Update prototype.
14642 (relink_block_chain): New prototype.
14643 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14645 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14647 * config/mips/mips.md (type, hazard, *movdi_32bit,
14648 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14649 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14650 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14651 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14652 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14654 (movcc): Change first xfer to multi.
14655 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14656 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14657 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14658 config/mips/generic.md: Change reservations using "xfer" to use
14660 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14661 using match_operand.
14662 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14663 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14665 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14667 2007-03-22 Richard Henderson <rth@redhat.com>
14669 * config/i386/i386.c: Remove unnecessary function declarations.
14670 Move targetm definition, and all related macros, to the end of
14671 the file. Resort some functions to put definitions before uses.
14672 (ix86_attribute_table): Make static. Move to end of file.
14673 (ix86_gimplify_va_arg): Make static.
14675 2007-03-22 Richard Henderson <rth@redhat.com>
14677 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14678 don't increase local_regparm with force_align_arg_pointer check.
14679 (ix86_function_sseregparm): Assert 32-bit.
14680 (type_has_variadic_args_p): New.
14681 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14682 type_has_variadic_args_p.
14683 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14684 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14685 use memset instead. Do maybe_vaarg check first; skip attribute
14686 tests if true; skip attribute tests for 64-bit.
14687 (construct_container): Remove TARGET_DEBUG_ARG.
14688 (function_arg_advance_32, function_arg_advance_64): Split out ...
14689 (function_arg_advance): ... from here.
14690 (function_arg_32, function_arg_64): Split out ...
14691 (function_arg): ... from here.
14692 (ix86_pass_by_reference): Tidy.
14693 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14694 (function_value_32): New, from parts of ix86_function_value
14695 and ix86_value_regno.
14696 (function_value_64): New, from parts of ix86_function_value
14697 and ix86_libcall_value.
14698 (ix86_function_value_1): New.
14699 (ix86_function_value, ix86_libcall_value): Use it.
14700 (return_in_memory_32, return_in_memory_64): Split out ...
14701 (ix86_return_in_memory): ... from here.
14702 (ix86_struct_value_rtx): Skip for 64-bit.
14703 (ix86_libcall_value, ix86_value_regno): Remove.
14704 (setup_incoming_varargs_64): Split out ...
14705 (ix86_setup_incoming_varargs): ... from here.
14706 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14707 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14708 * config/i386/i386-protos.h (ix86_function_value): Remove.
14709 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14711 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14714 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14715 infinities not supported, otherwise emit warning if -Woverflow. On
14716 underflow, emit warning if -Woverflow.
14717 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14719 * real.h (real_from_string): Update declaration
14721 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14722 Richard Henderson <rth@redhat.com>
14724 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14725 * calls.c (compute_argument_block_size, expand_call,
14726 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14727 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14728 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14729 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14730 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14731 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14732 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14733 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14736 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14738 * c-incpath.c (add_sysroot_to_chain): New.
14739 (merge_include_chains): Add sysroot argument. Call
14740 add_sysroot_to_chain if sysrooted.
14741 (register_include_chains): Update call to merge_include_chains.
14742 * doc/cppopts.texi: Document use of '=' in include directory
14745 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14747 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14748 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14749 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14750 insn pattern using X87MODEF12 mode macro.
14752 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14754 * regmove.c (regmove_optimize): Use reg_mentioned_p
14755 instead of reg_overlap_mentioned_p for DST.
14757 2007-03-21 Mike Stump <mrs@apple.com>
14759 * c.opt: Fixup for Objective-C/C++.
14761 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14763 * explow.c (convert_memory_address): Fold memory reference when
14764 POINTERS_EXTEND_UNSIGNED < 0
14766 2007-03-21 Richard Henderson <rth@redhat.com>
14769 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14770 * config/i386/mmintrin.h (__m64): Likewise.
14771 * config/i386/xmmintrin.h (__m128): Likewise.
14773 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14775 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14776 (VXWORKS_OS_CPP_BUILTINS): Define.
14777 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14778 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14780 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14782 * rtl.h (constant_pool_reference_p): Delete.
14783 (find_constant_src): Declare.
14784 * rtlanal.c (find_constant_src): New function.
14785 * simplify-rtx.c (constant_pool_reference_p): Delete.
14786 * config/i386/i386.md: Use find_constant_src instead of
14787 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14789 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14791 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14792 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14794 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14796 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14797 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14798 (arm_elf_asm_constructor): Use it.
14799 (arm_elf_asm_destructor): New function.
14801 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14803 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14805 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14807 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14809 2007-03-19 Andrew Haley <aph@redhat.com>
14811 PR tree-optimization/31264
14812 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14813 VIEW_CONVERT_EXPRs.
14815 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14817 PR rtl-optimization/30907
14818 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14819 (fwprop_init): Always call loop_optimizer_initialize.
14820 (fwprop_done): Always call loop_optimizer_finalize.
14821 (fwprop): We always have loop info now.
14822 (gate_fwprop_addr): Remove.
14823 (pass_fwprop_addr): Use gate_fwprop as gate.
14825 PR rtl-optimization/30841
14826 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14827 df_chain_alloc): Call df_reorganize_refs unconditionally.
14828 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14829 refs_organized to refs_organized_size.
14830 (df_ref_create_structure): Use refs_organized_size instead of
14831 bitmap_size if refs had been organized, and keep refs_organized_size
14833 * df.h (struct df_ref_info): Change refs_organized to
14834 refs_organized_size.
14835 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14838 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14840 * except.c (output_function_exception_table): Do not reference the
14841 EH personality routine for functions that do not require an
14844 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14847 * c-typeck.c (convert_for_assignment): Call comptypes for
14848 RECORD_TYPE or UNION_TYPE.
14850 PR inline-asm/30505
14851 * reload1.c (reload): Do invalid ASM checking after
14852 cleanup_subreg_operands.
14854 2007-03-19 Jeff Law <law@redhat.com>
14856 * tree-cfg.c (find_taken_edge): Tighten conditions for
14857 optimizing computed gotos.
14859 2007-03-19 Michael Matz <matz@suse.de>
14861 * builtins.c (expand_builtin_sync_operation,
14862 expand_builtin_compare_and_swap,
14863 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14866 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14867 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14870 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14872 * doc/tm.texi: Add brackets around the return type of
14873 TARGET_SECONDARY_RELOAD.
14875 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14876 Richard Guenther <rguenther@suse.de>
14878 PR tree-optimization/31254
14879 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14880 Use handled_component_p () where appropriate. Continue
14881 propagating into the rhs if we propagated into an INDIRECT_REF
14884 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14886 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14887 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14888 (xde, xdee): Mode attributes adjusted to support DFP modes.
14889 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14890 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14891 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14892 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14893 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14894 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14895 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14897 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14898 "movsf"): Insn definitions removed.
14899 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14900 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14901 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14903 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14904 "reload_in<mode>", "reload_out<mode>"): Expander added.
14905 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14908 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14910 * config/s390/s390.md: Only non-functional changes. Renamed
14911 FPR mode macro to BFP all over the file.
14913 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14915 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14916 (op_type attribute): RRF instruction type added.
14917 (fT0): New mode attribute.
14918 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14919 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14920 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14921 instruction no secondary memory is needed when moving DFmode values
14922 between GPRs and FPRs.
14924 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14926 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14927 inverted and documentation adjusted.
14928 ("mhard-dfp", "msoft-dfp"): New options.
14929 * config/s390/s390.c (s390_handle_arch_option): New architecture
14931 (override_options): Sanity checks for the new options added.
14932 * config.gcc: New architecture switch: z9-ec.
14933 * config/s390/s390.h (processor_flags): PF_DFP added.
14934 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14935 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14936 when the bit is NOT set so remove it from the defaults.
14938 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14940 * genemit.c (main): Print include statement for dfp.h.
14941 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14944 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14946 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14948 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14951 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14952 instead of PATTERN.
14954 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14956 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14957 attr_length_call, output_call, output_indirect_call): Cleanup
14958 formatting of targetm calls.
14960 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14962 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14964 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14966 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14967 reservation, bypass and anti-bypass descriptions for these
14968 instructions. Update move patterns.
14969 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14972 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14974 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14975 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14976 (get_initial_def_for_reduction): Likewise.
14978 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14980 Fix PR tree-optimization/29922
14981 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14982 (get_representative): Removed.
14983 (value_dies_in_block_x): Update for rvuse removal.
14984 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14985 (compute_antic_aux): Handle when PHI nodes appear in
14986 non-single-successors.
14987 (dump_bitmap_of_names): Removed.
14988 (compute_antic_safe): Renamed and removed rvuse calculation.
14989 Calculate only antic safe.
14990 (insert_into_preds_of_block): Remove assert.
14991 (execute_pre): Update for renamed functions.
14992 (defer_or_phi_translate_block): New function.
14994 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14996 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14997 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14999 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15000 Follow spelling conventions.
15002 * tree-data-ref.h: Remove the prototype for analyze_array.
15004 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15006 PR tree-optimization/31041
15007 * tree-vect-transform.c (get_initial_def_for_induction): Call
15008 force_gimple_operand.
15010 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15012 * ipa-type-escape.c (look_for_casts) : Revert code to use
15013 handled_component_p due to ada test a-numaux.adb.
15015 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15017 * final.c (final_scan_insn): Alter the condition of a
15018 conditional trap if we have nonstandard CC.
15020 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15022 * configure.ac: Remove excess quoting from asm line 0 test.
15023 * configure: Rebuilt.
15025 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15027 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15028 * c-common.c (convert_and_check): Move warning logic to...
15029 (warnings_for_convert_and_check): ...here. Define.
15030 * c-common.h (warnings_for_convert_and_check): Declare.
15032 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15034 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15035 (output_call): Likewise.
15037 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15039 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15041 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15043 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15045 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15047 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15048 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15050 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15052 PR tree-optimization/31183
15053 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15054 Use double_int instead of unsigned int for representing access_strides.
15055 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15057 2007-03-16 Richard Guenther <rguenther@suse.de>
15059 PR tree-optimization/31146
15060 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15061 to allow recursion of forward_propagate_addr_expr.
15062 (forward_propagate_addr_into_variable_array_index): Likewise.
15063 (forward_propagate_addr_expr): Likewise.
15064 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15065 (forward_propagate_addr_expr_1): Recurse on simple copies
15066 instead of propagating into them. Do so for useless conversions
15068 (forward_propagate_addr_expr): Clean up unused statements after
15071 2007-03-16 Richard Guenther <rguenther@suse.de>
15073 * builtins.c (expand_builtin_cexpi): Use the right argument
15074 for the expansion via cexp.
15076 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15078 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15079 * configure: Rebuilt.
15081 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15084 * dwarf2out.c (force_type_die): Adjust comment.
15085 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15087 2007-03-15 DJ Delorie <dj@redhat.com>
15089 * config/frv/predicates.md (minmax_operator): Don't check operands
15092 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15094 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15095 Update constant estimates of number of iterations.
15096 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15097 argument renamed to "realistic".
15098 (compute_estimated_nb_iterations): Removed.
15099 (record_niter_bound): New function.
15100 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15101 call record_nonwrapping_iv with upper = false.
15102 (infer_loop_bounds_from_signedness): Pass upper argument to
15103 record_nonwrapping_iv.
15104 (estimate_numbers_of_iterations_loop): Do not call
15105 compute_estimated_nb_iterations. Record estimate based on profile
15106 information. Initialize the constant estimates of number of
15108 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15110 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15111 number of iterations is too small.
15112 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15113 (EST_NOT_AVAILABLE): Removed.
15114 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15115 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15118 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15120 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15121 Handle NE_EXPR guards.
15123 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15126 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15127 Set also -pedantic-errors by default for the preprocessor unless
15128 -fpermissive is given.
15130 2007-03-15 Richard Guenther <rguenther@suse.de>
15132 PR middle-end/29719
15133 PR middle-end/31161
15134 * builtins.c (expand_builtin_cexpi): As a fallback if we
15135 don't have builtins for sincos or cexp create a function
15136 declaration for cexp and expand to a call to that.
15137 (expand_builtin_int_roundingfn): Always fall
15138 back to floor/ceil and its variants even if they may be
15141 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15143 PR middle-end/31159
15144 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15145 jump tables, move the call to delete_dead_jumptables from here...
15146 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15147 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15148 don't allow merging of blocks that try_redirect_by_replacing_jump
15149 also does not handle when not optimizing.
15151 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15152 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15154 * config/i386/i386.md (x86_sahf_1): Correctly handle
15157 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15160 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15161 x86_64_general_operand as operand[2] predicate. Remove "iF"
15162 from operand constraints and use "e" constraint instead.
15163 (*subti3_1, *subti3_1 splitter): Ditto.
15164 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15165 operand[1] predicate.
15167 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15169 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15170 arrays, multiply the access strides by the size of the sub-array.
15171 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15173 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15175 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15176 the configured assembler supports the sahf mnemonic.
15177 * configure: Regenerate.
15178 * config.in: Regenerate.
15180 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15181 emit "sahf" or ".byte\t0x9e" as asm template.
15183 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15186 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15187 option to replace hard coded TARGET_xxx in md file.
15188 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15189 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15190 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15191 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15192 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15193 (X86_TUNE_NOT_VECTORMODE): Ditto.
15194 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15195 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15196 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15197 (TUNE_SLOW_IMUL_IMM8): Ditto.
15198 (TUNE_MOVE_M1_VIA_OR): Ditto.
15199 (TUNE_NOT_UNPAIRABLE): Ditto.
15200 (TUNE_NOT_VECTORMODE): Ditto.
15202 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15205 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15206 tuning options instead of hard coded TARGET_xxx.
15207 (fix ssemode peephole2's): Ditto.
15208 (imul peephole2's): Ditto.
15210 (movdi_or_rex64): Ditto.
15211 (move peephole2): Ditto.
15212 (not peephole2's): Ditto.
15214 2007-03-14 Dirk Mueller <dmueller@suse.de>
15216 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15217 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15218 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15220 * c-parser.c (c_parser_do_statement): Warn about empty body in
15221 do/while statement.
15222 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15223 * doc/invoke.texi (-Wempty-body): Update documentation.
15225 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15228 * c-common.h (warn_for_div_by_zero): Declare.
15229 * c-common.c (warn_for_div_by_zero): Define.
15230 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15233 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15235 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15236 to PREFIX and STANDARD_PREFIX.
15238 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15239 Phil Edwards <phil@codesourcery.com>
15241 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15242 (__gthread_once_t): Remove busy field for RTPs.
15243 (__GTHREAD_ONCE_INIT): Update accordingly.
15245 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15247 * doc/invoke.texi: Document VxWorks options.
15249 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15251 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15253 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15255 PR tree-optimization/30590
15256 * tree-nrv.c (tree_nrv): Check for the partial update of the
15259 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15261 * flags.h (flag_random_seed): Remove declaration, in favor of...
15262 * toplev.h (get_random_seed, set_random_seed): ... these.
15263 * tree.c (get_file_function_name): Use the former.
15264 * opts.c (common_handle_option): Use the latter.
15267 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15269 PR middle-end/31127
15270 * cse.c (cse_find_path): Do not bail out if a basic block that
15271 we already visited now becomes part of a path that starts at a
15272 different basic block. Just disallow this, to make sure we
15273 visit each basic block at most once.
15275 2007-03-13 Jan Hubicka <jh@suse.cz>
15277 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15278 attributes, when profile esitmate is present, calls with very low
15279 frequency are cold.
15281 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15283 PR tree-optimization/30730
15284 PR tree-optimization/26900
15285 * tree-ssa-loop-niter.c: Include gmp.h.
15286 (bounds): New type.
15287 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15288 split_to_var_and_offset, determine_value_range,
15289 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15290 bound_difference, bounds_add, bounds_negate,
15291 number_of_iterations_ne_max, dump_affine_iv): New functions.
15292 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15293 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15294 difference of initial and final value of control iv to validate
15296 (number_of_iterations_cond): Add loop parameter. Determine bounds
15297 on the difference of the extremes of the control iv. Add dumps.
15298 (expand_simple_operations): Handle phi nodes.
15299 (simplify_using_initial_conditions): Do not record used conditions.
15300 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15301 Do not set additional_info.
15302 (implies_nonnegative_p, implies_ge_p): Removed.
15303 (derive_constant_upper_bound): Do not use parameter `additional'.
15304 (record_estimate): Parameter `additional' removed. Parameter
15305 `i_bound' added. Do not call derive_constant_upper_bound.
15306 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15307 bound the number of iterations estimate.
15308 (estimate_numbers_of_iterations_loop): Pass the estimate from
15309 the number of iterations analysis to record_estimate.
15310 * tree.h (multiple_of_p): Declare.
15311 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15312 (scev_const_prop): Do not check expression_expensive_p.
15313 * fold-const.c (multiple_of_p): Exported.
15314 * double-int.c (double_int_mask): Exported.
15315 * double-int.h (double_int_mask): Declare.
15316 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15317 field. Added max field.
15319 2007-03-13 David Taylor <taylor@candd.org>
15322 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15325 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15328 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15329 two unamed patterns.
15331 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15333 * config/i386/i386.opt (mcx16, msahf): New options.
15334 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15335 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15337 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15338 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15339 Output -mcx16 and -msahf options when corresponding bit is set.
15341 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15342 and -msahf options.
15344 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15346 * configure.ac: Test for assembler tolerance to # 0 "".
15347 * configure, config.in: Rebuilt.
15348 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15350 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15352 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15354 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15355 (handle_syscall): Handle direct system calls.
15356 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15358 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15360 * doc/invoke.texi: Fix cpp.info cross-reference.
15361 * doc/passes.texi: Fix gcc.info cross-reference.
15363 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15365 PR tree-optimization/30835
15366 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15367 bb_for_stmt is not NULL before accessing it.
15369 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15371 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15374 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15377 * doc/install.texi: Document --enable-stage1-languages
15379 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15381 * tree-pass.h (pass_into_cfg_layout_mode,
15382 pass_outof_cfg_layout_mode): Declare.
15383 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15384 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15385 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15386 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15388 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15390 * c-decl.c (warn_variable_length_array): New function.
15391 Refactored from grokdeclarator to handle warn_vla
15392 and handle unnamed array case.
15393 (grokdeclarator): Refactored VLA warning case.
15394 * c.opt (Wvla): New flag.
15395 * doc/invoke.texi (Wvla): New warning.
15397 2007-03-12 Richard Henderson <rth@redhat.com>
15399 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15400 (TARGET_SECTION_TYPE_FLAGS): New.
15402 2007-03-12 Richard Henderson <rth@redhat.com>
15404 * config/darwin.c (machopic_reloc_rw_mask): New.
15405 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15406 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15408 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15410 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15411 * cppdefault.h (cpp_PREFIX): Document.
15412 (cpp_PREFIX_len): Likewise.
15413 (cpp_EXEC_PREFIX): New variable.
15414 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15415 * c-incpath.c (add_standard_paths): Correct logic for relocating
15416 paths within prefix.
15418 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15420 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15421 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15423 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15424 fix_truncdfdi_sse using SSEMODEF mode macro.
15425 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15426 fix_truncdfsi_sse using SSEMODEF mode macro.
15427 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15428 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15430 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15432 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15433 elfos.h to tm_file.
15435 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15437 * tree.h : Add multiple_of_p declaration.
15438 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15439 * ipa-type-escape.c (results_of_malloc): Redundant.
15440 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15441 (cast_type): Extended with new members.
15442 (check_cast): Returns cast_type.
15443 (cast): New structure for data of walk_use_def_chains.
15444 (is_malloc_result, is_cast_from_non_pointer_1,
15445 is_cast_from_non_pointer,
15446 is_array_access_through_pointer_and_index): New functions.
15447 (look_for_casts): Returns cast types.
15448 (check_call): Returns void.
15449 (okay_pointer_operation): Use support of pointer plus index,
15450 pointer plus constant and allow all multiplications.
15452 2007-03-11 Richard Guenther <rguenther@suse.de>
15454 PR tree-optimization/31115
15455 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15456 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15457 A shift count of zero is not special as with *_DIV_EXPR.
15458 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15461 2007-03-11 Ian Lance Taylor <iant@google.com>
15463 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15464 the *_DIV_EXPR codes correctly with overflow infinities.
15466 2007-03-11 Ira Rosen <irar@il.ibm.com>
15468 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15469 indicate success/failure of the analysis. Add negation to subtrahend
15470 in case of subtraction. Fail if both operands contain constants.
15471 (create_data_ref): Fail if analyze_offset fails.
15473 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15475 * config/i386/i386.md (frndintxf2): Rename to ...
15476 (rintxf2): ... this. Remove expander having same name.
15477 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15478 (roundsf2, rounddf2): Ditto.
15479 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15480 (lround<mode>di2, lround<mode>si2): Ditto.
15482 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15484 * lower-subreg.c: Include except.h.
15485 (decompose_multiword_subregs): Verify that the only control flow
15486 insns we can split are loads to multi-words pseudos.
15487 Handle breaking such blocks after splitting, instead of calling
15488 find_many_sub_basic_blocks.
15490 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15491 on the new basic block. Add a lengthy comment explaining why we
15492 thought this was necessary.
15493 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15495 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15498 * tree.c (walk_type_fields): Recurse into the element type of
15499 ARRAY_TYPEs if there is a pointer set.
15501 2007-03-10 Dirk Mueller <dmueller@suse.de>
15503 * c-common.c (warn_logical_operator): Fix condition.
15505 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15507 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15509 * config/darwin.c (machopic_select_section): Remove superfluous
15510 argument in call to categorize_decl_for_section. Remove unused
15513 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15515 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15517 * configure: Regenerate.
15519 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15522 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15523 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15524 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15525 Add LABEL_NUSES to emitted label.
15526 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15527 branch probability value to emitted jump insn.
15528 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15529 Do not check life information and do not re-arrange input operands
15530 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15532 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15534 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15535 the change of decode_asm_operands.
15537 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15539 * mode-switching.c (create_pre_exit): Skip blockage insn.
15541 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15543 * tree-pass.h (TODO_update_smt_usage): Remove.
15545 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15549 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15551 * pa.c (attr_length_call): Revise condition for long
15552 pc-relative branch.
15553 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15554 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15555 sequence on SOM target.
15557 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15559 * gcc.c: Document %{, in big comment at top.
15560 (input_suffix_matches): Remove special handling for .s and
15562 (input_spec_matches): New.
15563 (handle_braces): Handle %{,.
15564 (validate_switches): ',' indicates a value which is not a switch.
15565 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15566 to detect assembler input.
15567 * config/i386/sol2.h (CPP_SPEC): Likewise.
15568 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15569 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15570 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15571 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15572 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15573 -m64 causes deployment target to default to 10.5.
15574 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15576 2007-03-09 Richard Henderson <rth@redhat.com>
15579 * target.h (targetm.asm.out.reloc_rw_mask): New.
15580 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15581 (TARGET_ASM_OUT): Use it.
15582 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15583 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15584 use the new reloc_rw_mask target hook instead.
15585 (default_section_type_flags_1): Merge into...
15586 (default_section_type_flags): ... here.
15587 (decl_readonly_section_1): Merge into...
15588 (decl_readonly_section): ... here.
15589 (default_elf_select_section_1): Merge into...
15590 (default_elf_select_section): ... here.
15591 (default_unique_section_1): Merge into...
15592 (default_unique_section): ... here.
15593 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15594 (default_select_rtx_section): Use it.
15595 (default_elf_select_rtx_section): Likewise.
15596 * output.h: Update to match.
15597 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15598 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15599 (TARGET_ASM_RELOC_RW_MASK): New.
15600 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15601 to categorize_decl_for_section.
15602 (x86_64_elf_unique_section): Likewise.
15603 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15604 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15605 (TARGET_ASM_RELOC_RW_MASK): New.
15606 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15607 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15608 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15609 (TARGET_RWRELOC): Remove.
15610 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15611 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15612 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15613 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15614 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15615 (rs6000_xcoff_select_section): Use decl_readonly_section.
15616 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15617 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15618 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15619 (TARGET_SECTION_TYPE_FLAGS): Remove.
15620 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15622 2007-03-09 Roger Sayle <roger@eyesopen.com>
15624 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15625 complex constant equality/inequality comparisons for here.
15626 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15627 known at compile-time or can be simplified to a scalar comparison.
15628 (fold_relational_const): Move compile-time evaluation of complex
15629 constant equality/inequality comparisons to here.
15631 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15633 PR rtl-optimization/30643
15634 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15636 (fold_rtx): Recurse, like before 2006-11-03.
15638 2007-03-09 DJ Delorie <dj@redhat.com>
15640 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15643 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15645 PR tree-optimization/30375
15646 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15647 LHS of statements is not the same.
15648 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15650 2007-03-09 Chao-ying Fu <fu@mips.com>
15652 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15654 * doc/invoke.texi (-mdspr2): Document new option.
15655 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15656 New unspec for DSP REV 2.
15657 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15658 these instructions are extended in DSP REV 2.
15659 (mips-dspr2.md): Include.
15660 * config/mips/mips.opt (mdspr2): New option.
15661 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15662 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15663 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15664 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15665 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15666 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15667 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15669 (bdesc_map): Add one field of unsupported_target_flags.
15670 (bdesc_arrays): Update entries to have extra fields. Add
15672 (mips_init_builtins): Initialize new function types.
15673 Check unsupported_target_fileds to filter out builtins.
15674 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15676 (ASM_SPEC): Pass mdspr2 to the assembler.
15677 * config/mips/mips-dspr2.md: New file.
15679 2007-03-09 Sa Liu <saliu@de.ibm.com>
15681 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15683 2007-03-09 Ian Lance Taylor <iant@google.com>
15685 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15686 argument) like -Wstrict-overflow=2.
15687 * doc/invoke.texi (Warning Options): Update documentation.
15689 2007-03-09 Dirk Mueller <dmueller@suse.de>
15692 * doc/invoke.texi (-Wlogical-op): Document.
15693 * common.opt (-Wlogical-op): New.
15694 * c-common.h (warn_logical_operator): Declare.
15695 * c-common.c (warn_logical_operator): Define.
15696 * c-typeck.c (parser_build_binary_op): Call
15697 warn_logical_operator.
15699 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15701 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15702 * final.c (final_scan_insn): Test for non-"" file name.
15704 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15706 * doc/loop.texi: Document the Omega linear constraints solver.
15707 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15708 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15709 omega-hash-table-size, omega-max-keys, and
15710 omega-eliminate-redundant-constraints.
15711 * tree-pass.h (pass_check_data_deps): Declared.
15714 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15715 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15716 pass_check_data_deps): New.
15717 * tree-data-ref.c (init_data_ref): Remove declaration.
15718 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15719 (analyze_array): Renamed init_array_ref, move up initializations.
15720 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15721 Removed arguments that are set to NULL.
15722 (analyze_indirect_ref): Correct indentation, correct call to
15724 (object_analysis): Call init_array_ref instead of analyze_array.
15725 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15726 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15727 of DR_ACCESS_FNS_ADDR.
15728 (init_omega_eq_with_af, omega_extract_distance_vectors,
15729 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15730 ddr_consistent_p): New.
15731 (compute_affine_dependence): Check consistency of ddrs when
15732 flag_check_data_deps is passed.
15733 (analyze_all_data_dependences): Uncomment.
15734 (tree_check_data_deps): New.
15735 * tree-data-ref.h: Include omega.h.
15736 (DR_ACCESS_FNS_ADDR): Removed.
15737 (data_dependence_relation): Add inner_loop.
15738 (DDR_INNER_LOOP): New.
15739 * common.opt (fcheck-data-deps): New.
15740 * tree-flow.h (tree_check_data_deps): Declare.
15741 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15742 (OBJS-common): Depend on omega.o.
15744 * passes.c (pass_check_data_deps): Scheduled.
15745 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15746 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15747 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15748 PARAM_VECT_MAX_VERSION_CHECKS,
15749 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15751 2007-03-09 Richard Guenther <rguenther@suse.de>
15753 PR tree-optimization/30904
15754 PR middle-end/31058
15755 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15756 the same way as *_DIV_EXPR.
15758 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15760 * recog.c (decode_asm_operands): No mixed declarations and code.
15762 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15764 * rtl.def (ASM_INPUT): Add location.
15765 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15766 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15767 (decode_asm_operands): Add loc operand.
15768 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15769 * stmt.c (expand_asm): Rename to...
15770 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15771 gen_rtx_ASM_INPUT_loc.
15772 (expand_asm_expr): Adjust.
15773 * recog.c (decode_asm_operands): Add loc operand.
15774 (check_asm_operands, extract_insn): Adjust.
15775 * reload1.c (maybe_fix_stack_asms): Likewise.
15776 * final.c (asm_insn_count): Likewise.
15777 (final_scan_insn): Output # line before and after asm.
15779 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15781 * tree-ssa-structalias.c (variable_info): Remove
15783 (new_var_info): Ditto.
15784 (shared_bitmap_info_t): New structure.
15785 (shared_bitmap_table): New variable.
15786 (shared_bitmap_hash): New function.
15787 (shared_bitmap_eq): Ditto
15788 (shared_bitmap_lookup): Ditto.
15789 (shared_bitmap_add): Ditto.
15790 (merge_smts_into): Change to take bitmap directly.
15791 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15792 (init_alias_vars): Init shared bitmap hashtable.
15793 (delete_points_to_sets): Delete shared bitmap hashtable.
15794 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15795 is_aliased removal as a change that was still necessary was
15798 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15800 * config/i386/i386.h (override_options): Conditionally disable
15801 x86_sahf for 64bit targets only.
15803 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15806 * c-decl.c (merge_decls): Don't call make_var_volatile.
15807 * varasm.c (make_var_volatile): Remove.
15808 * output.h (make_var_volatile): Remove.
15810 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15812 PR tree-optimization/31085
15813 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15815 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15817 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15818 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15819 ATTR_CONST_NOTHROW_LIST.
15821 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15824 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15826 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15828 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15831 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15833 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15834 passed, use shared libgcc.
15836 2007-03-08 Roger Sayle <roger@eyesopen.com>
15838 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15839 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15840 (honor_protect_cleanup_actions, lower_try_finally_switch):
15842 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15843 ifc_temp_var): Likewise.
15844 * tree-inline.c (setup_one_parameter): Likewise.
15845 * tree-mudflap.c (mf_decl_cache_locals,
15846 mf_build_check_statement_for): Likewise.
15847 * tree-nested.c (init_tmp_var, save_tmp_var,
15848 finalize_nesting_tree_1): Likewise.
15849 * tree-outof-ssa.c (insert_copy_on_edge,
15850 insert_backedge_copies): Likewise.
15851 * tree-profile.c (tree_gen_edge_profiler,
15852 tree_gen_ic_profiler): Likewise.
15853 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15854 * tree-sra.c (sra_build_assignment): Likewise.
15855 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15856 * tree-ssa-math-opts.c (insert_reciprocals,
15857 execute_cse_sincos_1): Likewise.
15858 * tree-tailcall.c (adjust_accumulator_values,
15859 adjust_return_value): Likewise.
15860 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15861 * tree-vect-transform.c (vect_create_data_ref_ptr,
15862 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15863 vect_create_epilog_for_reduction, vectorizable_reduction,
15864 vectorizable_call, vectorizable_conversion,
15865 vectorizable_assignment, vectorizable_operation,
15866 vectorizable_type_demotion, vect_gen_widened_results_half,
15867 vect_permute_store_chain, vectorizable_store,
15868 vect_setup_realignment, vect_permute_load_chain,
15869 vectorizable_load, vectorizable_condition,
15870 vect_create_cond_for_align_checks): Likewise.
15871 * tree-vrp.c (build_assert_expr_for): Likewise.
15873 2007-03-08 Ian Lance Taylor <iant@google.com>
15875 * tree-vrp.c: Include "intl.h".
15876 (usable_range_p): New static function.
15877 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15878 overflowed values, juts set *strict_overflow_p.
15879 (compare_values): Only return -2 if one of the operands is not a
15881 (compare_ranges): Call usable_range_p.
15882 (compare_range_with_value): Likewise.
15883 (vrp_evaluate_conditional_warnv): Rename from
15884 vrp_evaluate_conditional. Make static. Change all callers.
15885 (vrp_evaluate_conditional): New function.
15886 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15887 on signed overflow.
15888 (simplify_abs_using_ranges): Likewise.
15889 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15890 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15891 within_stmt parameter.
15892 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15893 vrp_evaluate_conditional.
15894 * tree-ssa-threadedge.c
15895 (record_temporary_equivalences_from_stmts_at_dest): Change
15896 simplify parameter to take a second tree parameter.
15897 (simplify_control_stmt_condition): Likewise.
15898 (thread_across_edge): Likewise.
15899 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15900 (thread_across_edge): Likewise.
15901 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15903 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15905 * config/i386/i386.h (TARGET_SAHF): New define.
15906 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15907 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15908 (x86_sahf): New global variable.
15909 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15910 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15911 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15912 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15914 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15915 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15916 when expanding fcomi/sahf based tests.
15917 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15918 expanding sahf based alternative. Emit sahf based sequence when
15919 optimizing for code size.
15920 * config/i386/i386.md (x86_sahf_1): Do not disable for
15921 TARGET_64BIT, enable for TARGET_SAHF.
15923 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15925 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15926 spurious whitespace from error message.
15928 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15931 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15933 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15935 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15937 * tree-sra.c (instantiate_element): Propagate disabled warnings
15938 from the element itself to the created variable.
15940 2007-03-07 Richard Henderson <rth@redhat.com>
15943 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15944 silently fix up the stack in the case of a missing register.
15946 2007-03-07 Paul Brook <paul@codesourcery.com>
15948 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15950 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15952 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15954 (phase1_vrs): Use them.
15955 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15956 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15957 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15958 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15959 __gnu_Unwind_Restore_WMMXC if required.
15960 (_Unwind_VRS_Pop): Implement iWMMXt support.
15961 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15962 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15963 gnu_Unwind_Save_WMMXC): Define.
15965 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15967 * config/vxworks.h (vxworks_override_options): Declare.
15968 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15969 * config/vxworks.c: Include target.h and toplev.h.
15970 (vxworks_override_options): New function.
15971 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15973 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15975 * config/s390/s390.c (override_options): Don't emit an error when
15976 -mstack-size is used without providing -mstack-guard.
15977 (s390_emit_prologue): Choose stack_guard value automatically if not
15978 provided via command line.
15979 * doc/invoke.texi: Adjust description of -mstack-guard and
15982 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15984 * config/i386/i386.c (output_set_got): Add a GOT initialization
15985 sequence for VxWorks PIC.
15986 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15987 around labels as well as symbols. Use gotoff_operand instead
15988 of local_symbolic_operand.
15989 (legitimize_pic_address): Use gotoff_operand instead of
15990 local_symbolic_operand. Use @GOT accesses for labels as
15992 (ix86_output_addr_diff_elt): Use PC-relative rather than
15993 GP-relative offsets for VxWorks PIC.
15994 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15995 no_new_pseudos. Check whether the returned register is op0.
15996 * config/i386/i386.md (tablejump): Use PC-relative rather than
15997 GP-relative offsets for VxWorks PIC.
15998 * config/i386/predicates.md (gotoff_operand): New predicate.
16000 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16002 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16004 * config/vxworks-dummy.h: New file.
16005 * config/i386/i386.h: Include it.
16007 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16009 * dwarf2out.c (is_inlined_entry_point): New
16010 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16011 DW_AT_ranges if the first subblock is the entry point.
16013 2007-03-06 David Daney <ddaney@avtrex.com>
16015 * doc/install.texi (mips-*-*): Change recommended binutils
16018 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16020 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16021 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16023 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16024 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16026 2007-03-06 Jan Hubicka <jh@suse.cz>
16028 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16029 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16031 (probably_cold_bb_p): Cold functions are cold.
16032 (probably_never_executed_bb_p): Cold functions are cold.
16033 (tree_bb_level_predictions): Predict calls to cold functions as not
16035 (compute_function_frequency): Check hot/cold attributes.
16036 * function.h (function_frequency): Update comments.
16037 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16038 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16039 (c_common_att): Add cold and hot.
16041 * doc/extend.texi (hot,cold attributes): Document.
16043 2007-03-06 Andrew Haley <aph@redhat.com>
16045 * function.c (expand_function_end): Move blockage to just after we
16046 emit the label for the naked return from the function.
16048 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16050 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16053 2007-03-06 Jan Hubicka <jh@suse.cz>
16055 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16056 loaded for constant large models. Non-large 64bit PIC can do.
16057 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16058 * cmodel.h: Add LARGE PIC.
16059 * i386.md (UNSPEC_PLTOFF): New.
16060 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16062 (*call_1_rex64): Disable for large models.
16063 (*call_1_rex64_large): New.
16064 (*call_value_1_rex64): Disable for large models.
16065 (*call_value_1_rex64_large): New.
16066 (set_rip_rex4): New.
16067 (set_got_offset_rex64): New.
16068 * predicates.md (constant_call_address_operand): For large model
16069 constant calls are not possible.
16070 * i386-protos.h (construct_plt_address): Declare.
16071 * i386.c (override_options): Accept large models.
16072 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16073 (legitimate_constant_p): Add new UNSPECs.
16074 (legitimate_pic_operand_p): Likewise.
16075 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16076 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16078 (output_pic_addr_const): Add PLTOFF.
16079 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16080 (ix86_expand_move): Legitimize pic address when in PIC mode.
16081 (construct_plt_address): New function.
16082 (ix86_expand_call): Offload the address to register and use GOT
16083 pointer for large model.
16084 * invoke.texi (mcmodel=large): Update documentation.
16086 2007-03-06 Richard Henderson <rth@redhat.com>
16088 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16089 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16090 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16091 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16092 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16093 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16094 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16095 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16096 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16097 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16098 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16099 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16100 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16101 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16102 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16103 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16104 x86_schedule, x86_use_bt, x86_pad_returns,
16105 x86_use_xchgb): Merge into ...
16106 (ix86_tune_features): ... here. New array.
16107 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16108 x86_bswap): Merge into ...
16109 (ix86_arch_features): ... here. New array.
16110 (x86_3dnow_a): Remove.
16111 (x86_accumulate_outgoing_args): Make static.
16112 (x86_arch_always_fancy_math_387): Make static.
16113 (ix86_tune_mask, ix86_arch_mask): Move ...
16114 (override_options): ... to local variables here. Apply the
16115 appropriate mask to each element of ix86_arch_features and
16116 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16117 as were done in the old macros.
16118 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16119 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16120 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16121 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16122 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16123 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16124 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16125 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16126 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16127 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16128 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16129 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16130 x86_accumulate_outgoing_args, x86_prologue_using_move,
16131 x86_epilogue_using_move, x86_decompose_lea,
16132 x86_arch_always_fancy_math_387, x86_shift1,
16133 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16134 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16135 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16136 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16137 x86_use_incdec, x86_pad_returns, x86_bswap,
16138 x86_partial_flag_reg_stall): Remove.
16139 (enum ix86_tune_indices): New.
16140 (ix86_tune_features): New.
16141 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16142 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16143 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16144 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16145 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16146 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16147 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16148 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16149 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16150 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16151 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16152 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16153 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16154 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16155 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16156 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16157 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16158 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16159 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16160 TARGET_EXT_80387_CONSTANTS): Use it.
16161 (enum ix86_arch_indices): New.
16162 (ix86_arch_features): New.
16163 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16164 TARGET_BSWAP): Use it.
16165 (ix86_tune_mask, ix86_arch_mask): Remove.
16167 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16170 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16171 Define using $${sysroot_headers_suffix}.
16172 * configure: Regenerate.
16173 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16174 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16176 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16177 * gcc.c (print_sysroot_headers_suffix): New.
16178 (option_map): Include --print-sysroot-headers-suffix.
16179 (display_help): Mention -print-sysroot-headers-suffix.
16180 (process_command): Handle -print-sysroot-headers-suffix.
16181 (do_spec_1): Append multilib directory to include-fixed path if
16182 sysroot suffixes in use.
16183 (main): Handle -print-sysroot-headers-suffix.
16184 * Makefile.in (start.encap): Don't depend on xlimits.h
16185 (xlimits.h): Remove.
16186 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16187 limits.h for each multilib in fixinc_list.
16188 (fixinc_list, s-fixinc_list): New.
16189 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16190 generate them for each multilib in fixinc_list.
16191 (stmp-fixproto): Use include-fixed. Run fixproto for each
16192 multilib in fixinc_list.
16193 (mostlyclean): Don't remove xlimits.h.
16194 (clean): Remove include-fixed.
16195 (real-install-headers-tar, real-install-headers-cpio,
16196 real-install-headers-cp): Don't copy include, only include-fixed.
16197 (install-mkheaders): Depend on fixinc_list. Don't depend on
16198 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16199 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16200 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16202 2007-03-06 Jan Hubicka <jh@suse.cz>
16204 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16207 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16209 * configure.ac: Allow tm_file to contain build-directory files.
16210 * configure: Regenerate.
16211 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16212 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16213 * config/m68k/print-sysroot-suffix.sh: New file.
16215 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16217 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16218 of pic_offset_table_rtx if reload_completed.
16219 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16220 PIC_OFFSET_TABLE_REGNUM.
16221 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16223 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16224 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16226 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16228 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16229 functions that call eh_return.
16231 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16233 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16234 functions that need a constant pool.
16236 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16239 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16240 (m68k_preferred_reload_class): Likewise.
16241 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16242 (SECONDARY_RELOAD_CLASS): Define.
16243 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16244 (LIMIT_RELOAD_CLASS): Delete.
16245 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16246 registers from storing bytes.
16247 (m68k_secondary_reload_class): New function.
16248 (m68k_preferred_reload_class): Likewise.
16250 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16252 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16254 (m68k_expand_prologue): Likewise.
16256 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16258 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16259 (mips_expand_epilogue): Add a bool parameter.
16260 (m68k_legitimize_sibcall_address): Declare.
16261 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16262 (m68k_expand_epilogue): Add a parameter to select between sibling
16263 and normal epilogues. Only generate a return for the latter.
16264 (m68k_ok_for_sibcall_p): New function.
16265 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16266 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16267 (sibcall_value, *sibcall_value): Likewise.
16268 (*call, *call_value): Require !SIBLING_CALL_P.
16269 (epilogue): Update call to m68k_expand_epilogue.
16270 (sibcall_epilogue): New pattern.
16271 * config/m68k/predicates.md (const_call_operand): Say that this
16272 predicate applies to sibling calls too.
16273 (sibcall_operand): New predicate.
16275 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16277 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16278 alternatives as movsi_cf.
16279 (movsf_cf_hard): Add commentary.
16281 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16282 Richard Sandiford <richard@codesourcery.com>
16284 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16285 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16286 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16287 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16288 as being live on exit from an interrupt function.
16289 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16290 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16291 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16292 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16293 (m68k_interrupt_function_p): Globalize.
16294 (m68k_compute_frame_layout): Remove reverse mask code.
16295 (m68k_emit_movem, m68k_set_frame_related): New functions.
16296 (m68k_output_function_prologue): Delete in favor of...
16297 (m68k_expand_prologue): ...this new function.
16298 (m68k_output_function_epilogue): Delete in favor of...
16299 (m68k_expand_epilogue): ...this new function.
16300 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16302 (print_operand): Handle %?.
16303 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16304 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16305 (prologue, epilogue): New patterns.
16306 (return): Turn into a define_expand.
16307 (*return): New pattern, derived from old "return" pattern. Use rte
16308 rather than rts for interrupt functions. Only use rtd if the pop
16310 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16311 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16312 (link, *link, unlink, *unlink, load_got): Likewise.
16314 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16318 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16319 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16320 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16321 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16322 and m68k_matches_u_p.
16323 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16324 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16325 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16326 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16327 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16328 (REG_STRICT_P): New macro.
16329 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16330 PCREL_GENERAL_OPERAND_OK.
16331 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16332 m68k_legitimate_base_reg_p.
16333 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16334 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16335 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16336 * config/m68k/m68k.c (m68k_address): New structure.
16337 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16338 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16339 (m68k_jump_table_ref_p, m68k_decompose_address)
16340 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16341 (m68k_matches_u_p): New functions.
16342 (print_operand_address): Rewrite to use m68k_decompose_index.
16344 2007-03-05 David Taylor <dtaylor@emc.com>
16346 * gcc.c: Correct copyright date in --version output.
16348 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16350 * pa.md: In unamed move patterns, disparge copies between general
16351 and floating point registers using '?' modifier. Don't include 'f'
16352 constraint for register preferences in DImode, SImode, HImode and
16353 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16354 Remove constraints for copies between general and floating registers
16355 in soft-float DFmode pattern.
16356 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16360 2007-03-05 Mike Stump <mrs@apple.com>
16362 * c-common.c (targetcm): Add.
16363 * c-opts.c (c_common_handle_option): Handle language specific
16365 * opts.c (handle_option): Verify language for target options, if
16367 * opth-gen.awk: Add CL_LANG_ALL.
16368 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16369 (TARGETCM_INITIALIZER): Add.
16370 * target.h (struct gcc_targetcm): Add.
16372 * targhooks.c (default_handle_c_option): Add.
16373 * targhooks.h (default_handle_c_option): Add.
16374 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16376 * config/darwin.opt (iframework): Add.
16377 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16378 * config/darwin-c.c (handle_c_option): Add.
16379 (TARGET_HANDLE_C_OPTION): Add.
16381 * doc/invoke.texi (Darwin Options): Add -iframework.
16383 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16385 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16388 2007-03-05 Ian Lance Taylor <iant@google.com>
16390 * c.opt (fgnu89-inline): New option.
16391 * c-opts.c (c_common_post_options): Set default value for
16393 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16394 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16396 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16397 (grokdeclarator, start_function): Likewise.
16398 * c-cppbuiltin.c (c_cpp_builtins): Define either
16399 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16400 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16401 (C Dialect Options): Document -fgnu89-inline.
16402 * doc/extend.texi (Function Attributes): Explain what the
16403 gnu_inline attribute does.
16404 * doc/cpp.texi (Common Predefined Macros): Document
16405 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16407 2007-03-05 Ian Lance Taylor <iant@google.com>
16409 PR tree-optimization/31034
16410 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16411 half-range if the other side is an overflow infinity.
16413 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16415 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16416 (bfin*-linux-uclibc*): New configuration.
16417 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16419 * config/bfin/linux.h: New file.
16420 * config/bfin/libgcc-bfin.ver: New file.
16421 * config/bfin/t-bfin-uclinux: New file.
16422 * config/bfin/t-bfin-linux: New file.
16423 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16424 (TARGET_OS_CPP_BUILTINS): New macro.
16426 2007-03-05 Richard Guenther <rguenther@suse.de>
16428 * fold-const.c (fold_binary): Remove duplicate folding
16429 of comparison of non-null ADDR_EXPR against null.
16431 2007-03-05 Richard Guenther <rguenther@suse.de>
16432 Dorit Nuzman <dorit@il.ibm.com>
16434 PR tree-optimization/26420
16435 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16436 are no loops in the function. Only print the number of
16437 vectorized loops if it is greater than zero or we are supposed
16438 to print information about unvectorized loops.
16440 2007-03-05 Revital Eres <eres@il.ibm.com>
16442 * gcc.dg/var-expand1.c: New test.
16443 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16444 when an accumulator is expanded.
16446 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16449 * c-common.c (convert_and_check): Don't give warnings for
16450 conversion if 'expr' already overflowed.
16452 2007-03-04 Roger Sayle <roger@eyesopen.com>
16454 PR middle-end/30744
16455 * fold-const.c (fold_comparison): Enforce type consistency when
16456 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16458 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16460 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16461 containing a cast to the base of TARGET_MEM_REF.
16463 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16465 * tree.c (tree_contains_struct_check_failed): Remove spurious
16466 whitespace from error message.
16468 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16471 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16472 instead of precision.
16474 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16475 Nathan Sidwell <nathan@codesourcery.com>
16477 * emit-rtl.c (find_auto_inc): New.
16478 (try_split): recreate REG_INC notes,
16479 Use regular for loops rather than whiles.
16481 2007-03-03 Andreas Schwab <schwab@suse.de>
16483 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16484 * configure: Regenerate.
16486 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16488 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16489 flag_rounding_math, not flag_unsafe_math_optimizations.
16491 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16493 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16494 alpha_fold_vector_minmax): Likewise.
16495 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16496 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16498 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16500 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16501 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16502 if the lhs has side-effects.
16503 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16505 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16507 * config/i386/i386.h (TUNEMASK): Remove define.
16508 (ARCHMASK): Remove define.
16509 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16510 Use ix86_arch_mask variable instead of ARCHMASK.
16511 * config/i386/i386.c (override_options): Ditto.
16512 (standard_80387_constant_p): Ditto.
16514 2007-03-02 Ian Lance Taylor <iant@google.com>
16516 Used signed infinities in VRP.
16517 * tree-vrp.c (uses_overflow_infinity): New static function.
16518 (supports_overflow_infinity): New static function.
16519 (make_overflow_infinity): New static function.
16520 (negative_overflow_infinity): New static function.
16521 (positive_overflow_infinity): New static function.
16522 (is_negative_overflow_infinity): New static function.
16523 (is_positive_overflow_infinity): New static function.
16524 (is_overflow_infinity): New static function.
16525 (overflow_infinity_range_p): New static function.
16526 (compare_values_warnv): New function split out of compare_values.
16527 (compare_value): Call it.
16528 (set_value_range_to_nonnegative): Add overflow_infinity
16529 parameter. Change caller.
16530 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16532 (vrp_expr_computes_nonzero): Likewise.
16533 (compare_ranges, compare_range_with_value): Likewise.
16534 (compare_name_with_value, compare_names): Likewise.
16535 (vrp_evaluate_conditional): Likewise.
16536 (set_value_range): Handle infinity
16537 (vrp_operand_equal_p, operand_less_p): Likewise.
16538 (extract_range_from_assert): Likewise.
16539 (vrp_int_const_binop): Likewise.
16540 (extract_range_from_binary_expr): Likewise.
16541 (extract_range_from_unary_expr): Likewise.
16542 (extract_range_from_comparison): Likewise.
16543 (extract_range_from_expr): Likewise.
16544 (dump_value_range): Likewise.
16545 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16546 (test_for_singularity): Likewise.
16547 (vrp_int_const_binop): Remove inline qualifier.
16548 (adjust_range_with_scev): Add comment.
16549 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16551 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16553 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16554 (get_constraint_for): Likewise.
16555 (do_structure_copy): Likewise.
16556 (find_func_aliases): Fix references to MODIFY_EXPR.
16557 (intra_create_variable_infos): Tidy.
16558 * tree-ssa-operands.c (add_virtual_operand): Add argument
16560 When adding members of alias sets, if IS_CALL_SITE is true and
16561 the symbol is not call-clobbered, skip it.
16562 Adjust all callers.
16564 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16566 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16567 entry by means of emit_insn_at_entry.
16569 2007-03-02 Richard Henderson <rth@redhat.com>
16571 * expr.h (promoted_input_arg): Remove decl.
16572 * function.c (promoted_input_arg): Merge into ...
16573 * combine.c (setup_incoming_promotions): ... only caller.
16574 Rearrange to avoid double loop.
16576 2007-03-02 Ben Elliston <bje@au.ibm.com>
16577 Peter Bergner <bergner@vnet.ibm.com>
16578 Janis Johnson <janis187@us.ibm.com>
16580 * config/rs6000/dfp.md: New file.
16581 * config/rs6000/rs6000.md: Include dfp.md.
16582 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16583 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16584 and TDmode decimal float modes in FP registers.
16585 (num_insns_constant): Likewise.
16586 (rs6000_legitimate_offset_address_p): Likewise.
16587 (rs6000_legitimize_address): Likewise.
16588 (rs6000_legitimize_reload_address): Likewise.
16589 (rs6000_legitimate_address): Likewise.
16590 (rs6000_emit_move): Likewise.
16591 (function_arg_boundary): Likewise.
16592 (function_arg_advance): Likewise.
16593 (rs6000_darwin64_record_arg_recurse): Likewise.
16594 (function_arg): Likewise.
16595 (rs6000_gimplify_va_arg): Likewise.
16596 (rs6000_split_multireg_move): Likewise.
16597 (rs6000_output_function_epilogue): Likewise.
16598 (rs6000_output_function_epilogue): Likewise.
16599 (rs6000_register_move_cost): Likewise.
16600 (rs6000_function_value): Likewise.
16601 (rs6000_libcall_value): Likewise.
16603 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16605 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16607 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16609 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16610 Use $MULTIDIR to choose between the kernel and RTP headers,
16611 and use $WIND_BASE and $WIND_USR to locate them.
16613 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16615 * config/i386/i386.c (override_options): Put initialization of
16616 ix86_tune_mask and ix86_arch_mask to the correct place.
16618 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16619 Michael Meissner <michael.meissner@amd.com>
16622 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16623 (ARCHMASK): Define.
16624 (TARGET_CMOVE): Use ARCHMASK.
16625 (TARGET_CMPXCHG): Ditto.
16626 (TARGET_CMPXCHG8B): Ditto.
16627 (TARGET_XADD): Ditto.
16628 (TARGET_BSWAP): Ditto.
16629 * config/i386/i386.c (ix86_tune_mask): New global variable.
16630 (ix86_arch_mask): Ditto.
16631 (override_options): Initialize ix86_tune_mask and
16632 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16635 2007-03-02 Ben Elliston <bje@au.ibm.com>
16638 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16640 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16642 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16643 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16644 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16645 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16647 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16648 rs6000_init_dwarf_reg_sizes_extra): New.
16649 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16650 SPE register high parts.
16652 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16654 * Makefile.in: Add install-pdf target as
16655 copied from automake v1.10 rules.
16656 * configure.ac: Add install-pdf to target list.
16657 * configure: Regenerate.
16659 2007-03-01 Paul Brook <paul@codesourcery.com>
16661 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16662 modes to LDRD for DImode.
16663 (output_move_double): Fixup out of range ldrd/strd.
16664 (vfp_secondary_reload_class): Rename...
16665 (coproc_secondary_reload_class): ... to this. Add wb argument.
16666 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16667 coproc_secondary_reload_class for CLASS_IWMMXT.
16668 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16669 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16671 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16673 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16674 unroll factor by the estimated number of iterations.
16675 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16676 than prefetch latency.
16678 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16679 decode_caches_intel, detect_caches_intel): New functions.
16680 (host_detect_local_cpu): Use detect_caches_amd and
16681 detect_caches_intel.
16683 2007-03-01 Richard Henderson <rth@redhat.com>
16685 * expr.c (emit_move_complex_push): Export.
16686 (emit_move_complex_parts): Split out from ...
16687 (emit_move_complex): ... here.
16688 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16689 * config/i386/i386.md (movcdi): New.
16691 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16693 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16694 size of mode1 to check for tieable modes in MMX case.
16696 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16698 * Makefile.in (rtlanal.o): Depend on tree.h.
16699 * rtl.h (offset_within_section_p, split_const): Declare.
16700 * rtlanal.c: Include tree.h.
16701 (offset_within_block_p): New function, taken from
16702 mips_offset_within_object_p.
16703 (split_const): New function, taken from mips_split_const.
16704 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16706 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16707 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16708 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16709 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16710 (m68k_illegitimate_symbolic_constant_p): New function.
16711 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16712 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16713 symbolic constant that might be outside the symbol's section,
16714 move the symbol first and then add the offset.
16715 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16717 * config/mips/mips.c (mips_split_const): Delete.
16718 (mips_offset_within_object_p): Delete.
16719 (mips_symbolic_constant_p): Use offset_within_section_p and
16720 split_const instead of mips_offset_within_object_p and
16722 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16723 (mips_legitimize_const_move, print_operand_reloc)
16724 (mips_dangerous_for_la25_p): Use split_const instead of
16727 2007-02-28 Eric Christopher <echristo@apple.com>
16729 * Makefile.in (install-include-dir): Don't rm -rf include.
16731 2007-02-28 Richard Guenther <rguenther@suse.de>
16733 PR middle-end/30364
16734 * fold-const.c (fold_binary): Do not associate expressions
16735 with more than one variable for integer types that do not wrap.
16737 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16739 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16740 Delete, and replace with...
16741 (fold_builtin_call_array): This. Update callers to use it.
16742 * fold-const.c (fold_build_call_list): Delete, and replace with...
16743 (fold_build_call_array): This.
16744 (fold_build_call_list_initializer): Delete, and replace with...
16745 (fold_build_call_array_initializer): This.
16746 * tree.h: Update declarations to reflect above changes.
16748 * c-typeck.c (build_function_call): Store converted arguments
16749 in a stack-allocated array instead of building a list.
16750 (convert_arguments): Store arguments in the array passed in as an
16751 argument, and return the actual number of arguments.
16752 * c-format.c: (check_function_format): Pass arguments in an
16753 array instead of a list.
16754 * c-common.c (check_function_nonnull): Likewise.
16755 (check_function_sentinel): Likewise.
16756 (check_function_arguments): Likewise.
16757 * c-common.h: Update declarations to reflect above changes.
16759 2007-02-28 Jan Hubicka <jh@suse.cz>
16761 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16762 PRED_NEGATIVE_RETURN): Update outcomes.
16764 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16766 * calls.c (emit_library_call_value_1): Handle partial registers
16767 correctly when building up CALL_INSN_FUNCTION_USAGE.
16769 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16771 * pa/predicates.md (move_src_operand): Allow zero for mode.
16772 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16775 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16778 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16779 *movv2df_internal): Enable pattern only for valid operand
16781 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16782 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16784 2007-02-27 Mike Stump <mrs@apple.com>
16786 * config/darwin-crt3.c: Avoid compilation when compiling for a
16789 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16791 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16793 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16794 for fixed headers and limits.h.
16795 (install-include-dir, install-headers-tar, install-headers-cpio,
16796 install-headers-cp, real-install-headers-tar,
16797 real-install-headers-cpio, real-install-headers-cp): Handle
16798 include-fixed as well as include.
16799 (install-mkheaders): Don't install files that go only in include
16801 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16802 from GCC_INCLUDE_DIR.
16803 * gcc.c (process_command): Remove special -BstageN/ handling.
16804 (do_spec_1): Add include-fixed directories.
16806 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16808 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16810 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16812 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16815 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16817 * c-common.c (get_priority): Add check for
16818 SUPPORTS_INIT_PRIORITY.
16820 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16822 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16824 * config/bfin/bfin.c: Include "cfglayout.h".
16825 (MAX_LSETUP_DISTANCE): New macro.
16826 (struct loop_info): New members incoming, incoming_src and
16827 incoming_dest. Delete member predecessor.
16828 (length_for_loop): New function.
16829 (bfin_optimize_loop): Handle more different loop structures.
16830 (bfin_discover_loop): Rework detection of predecessor blocks by
16831 examining incoming edges.
16832 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16834 (bfin_reorder_loops): New function.
16835 (bfin_reorg_loops): Use these three new functions.
16837 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16838 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16839 (CONSTRAINT_LEN): Add entry for 'q'.
16840 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16841 Add 'q' constraints.
16842 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16843 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16845 * config/bfin/bfin.md (add_with_carry): New pattern.
16846 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16847 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16848 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16849 support unsigned multiplies too. Removed incorrect commutativity from
16850 operand 1 constraint where appropriate.
16851 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16853 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16854 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16856 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16857 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16858 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16859 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16860 usmulhisi_hh_huh): New patterns.
16862 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16863 lshifthi3): Fix output template to use half reg for operand 2.
16865 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16868 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16870 2007-02-27 Andreas Schwab <schwab@suse.de>
16872 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16874 2007-02-27 Jan Hubicka <jh@suse.cz>
16876 * predict.c (last_basic_block_p): Remove.
16877 (tree_estimate_probability): Update return heuristic for commonized
16880 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16882 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16884 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16886 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16887 * doc/cpp.texi: Standardize title page.
16888 * doc/cppinternals.texi: Likewise.
16889 * doc/gcc.texi: Standardize title page, remove version number
16890 from copyright page.
16891 * doc/gccint.texi: Likewise.
16892 * doc/install.texi: Standardize title page, add table of
16895 2007-02-26 Jan Hubicka <jh@suse.cz>
16897 * predict.def: Set outcomes according to more recent results.
16898 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16899 Remove dead predictors.
16900 * predict.c (return_prediction): Fix pasto.
16902 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16904 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16905 change; avoid a memory leak when returning early.
16907 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16909 * c-decl.c (static_ctors): Move to c-common.c.
16910 (static_dtors): Likewise.
16911 (finish_function): Use c_record_cdtor_fn.
16912 (build_cdtor): Move to c-common.c.
16913 (c_write_global_declarations): Use c_build_cdtor_fns.
16914 * c-common.h (static_ctors): Declare.
16915 (static_dtors): Likewise.
16916 (c_record_cdtor_fn): Likewise.
16917 (c_build_cdtor_fns): Likewise.
16918 * c-common.c (static_ctors): New variable.
16919 (static_dtors): Likewise.
16920 (c_record_cdtor_fn): New function.
16921 (build_cdtor): Move from c-decl.c
16922 (c_build_cdtor_fns): New function.
16924 * output.h (assemble_addr_to_section): Declare.
16925 (get_cdtor_priority_section): Likewise.
16926 * varasm.c (assemble_addr_to_section): New function.
16927 (get_cdtor_priority_section): Likewise.
16928 (default_named_section_asm_out_destructor): Use them.
16929 (destor_dtor_section_asm_out_destructor): Likewise.
16930 (default_named_section_asm_out_constructor): Likewise.
16931 (default_ctor_section_asm_out_constructor): Likewise.
16932 * config.gcc (*-*-vxworks*): Include vxworks.o.
16933 * config/t-vxworks (vxworks.o): New target.
16934 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16935 (TARGET_ASM_CONSTRUCTOR): Define.
16936 (TARGET_ASM_DESTRUCTOR): Likewise.
16937 (vxworks_asm_out_constructor): Declare.
16938 (vxworks_asm_out_destructor): Likewise.
16940 * c-common.c (get_priority): Check that we have not just an
16941 INTEGER_CST, but an integer constant with integeral type.
16943 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16945 PR tree-optimization/30938
16946 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16947 use &dt[nargs-1] instead of &dt[nargs] in the call to
16948 vect_is_simple_use().
16950 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16952 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16953 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16954 Do not attempt to handle MEM inside auto-inc expressions.
16955 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16956 of a register modified by an auto-inc expression. However, do handle
16957 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16958 (elimination_effects): Prohibit elimination of a register modified
16959 by an auto-inc expression. Disable register elimination rules whose
16960 target register is modified by an auto-inc expression with variable
16963 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16965 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16967 (array_at_struct_end_p): New function.
16968 (idx_infer_loop_bounds): Use it.
16969 (estimate_numbers_of_iterations_loop): Export.
16970 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16971 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16972 (tree_estimate_probability): Call record_loop_exits.
16973 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16974 (estimated_loop_iterations, estimated_loop_iterations_int,
16975 estimated_loop_iterations_tree): New functions.
16976 (analyze_siv_subscript_cst_affine,
16977 compute_overlap_steps_for_affine_1_2,
16978 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16979 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16980 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16981 (PRED_LOOP_ITERATIONS_GUESSED): New.
16982 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16983 * cfgloop.h (estimate_numbers_of_iterations_loop,
16984 estimated_loop_iterations_int): Declare.
16986 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16988 * doc/extend.texi: Document optional priority argument to
16989 constructors and destructors.
16990 * tree.c (init_priority_for_decl): Adjust GTY markers.
16991 (init_ttree): Use priority-info hash functions for
16992 init_priority_for_decl.
16993 (tree_map_eq): Rename to ...
16994 (tree_map_base_eq): ... this.
16995 (tree_map_marked_p): Rename to ...
16996 (tree_map_base_marked_p): ... this.
16997 (tree_map_base_hash): New function.
16998 (decl_init_priority_lookup): Rework.
16999 (decl_fini_priority_lookup): New function.
17000 (decl_priority_info): New function.
17001 (decl_init_priority_insert): Use it.
17002 (decl_fini_priority_insert): Likewise.
17003 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17005 (decl_restrict_base_insert): Likewise.
17006 (decl_debug_expr_insert): Likewise.
17007 (decl_value_expr_lookup): Likewise.
17008 (decl_value_expr_insert): Likewise.
17009 * tree.h (priority_type): New type.
17010 (decl_init_priority_lookup): Use priority_type.
17011 (decl_fini_priority_lookup): New function.
17012 (decl_init_priority_insert): Use priority_type.
17013 (decl_fini_priority_insert): New function.
17014 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17015 (DECL_INIT_PRIORITY): Likewise.
17016 (SET_DECL_INIT_PRIORITY): Add comment.
17017 (DECL_FINI_PRIORITY): New macro.
17018 (SET_DECL_FINI_PRIORITY): Likewise.
17019 (DEFAULT_INIT_PRIORITY): Document.
17020 (MAX_INIT_PRIORITY): Likewise.
17021 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17022 (tree_map_base): New type.
17023 (tree_map_base_eq): New function.
17024 (tree_map_base_hash): Likewise.
17025 (tree_map_base_marked_p): Likewise.
17026 (tree_map): Inherit from tree_map_base.
17027 (tree_map_eq): Make it a macro.
17028 (tree_map_marked_p): Likewise.
17029 (tree_int_map): Inherit from tree_map_base.
17030 (tree_int_map_eq): Make it a macro.
17031 (tree_int_map_hash): Likewise.
17032 (tree_int_map_marked_p): Likewise.
17033 (tree_priority_map): New type.
17034 (tree_priority_map_eq): New macro.
17035 (tree_priority_map_hash): Likewise.
17036 (tree_priority_map_marked_p): Likewise.
17037 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17039 (emutls_common_1): Likewise.
17040 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17041 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17042 of tree_map hierarchy.
17043 * tree-cfg.c (move_stmt_r): Likewise.
17044 (new_label_mapper): Likewise.
17045 * c-tree.h (c_expand_body): Move to ...
17046 * c-common.h (c_expand_body): ... here.
17047 * c-decl.c (c_expand_body): Move to ...
17048 * c-common.c (c_expand_body): ... here.
17049 (c_common_attribute_table): Allow 1 argument for the constructor
17050 and destructor attributes.
17051 (get_priority): New function.
17052 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17053 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17055 2007-02-24 Jan Hubicka <jh@suse.cz>
17057 PR middle-end/30509
17058 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17059 copying for inlining.
17061 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17062 Jan Hubicka <jh@suse.cz>
17065 * i386.c (counter_mode): New function.
17066 (expand_set_or_movmem_via_loop): Use it.
17067 (expand_movmem_epilogue): Likewise; fix pasto.
17068 (ix86_expand_movmem): Do emit guard even for constant counts.
17069 (ix86_expand_setmem): Likewise.
17071 2007-02-25 Nick Clifton <nickc@redhat.com>
17073 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17074 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17076 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17079 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17080 count argument with 0x10, not with 0x16.
17081 (expand_setmem_epilogue): Ditto.
17083 2007-02-24 Mike Stump <mrs@apple.com>
17085 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17088 2007-02-24 Richard Guenther <rguenther@suse.de>
17090 PR middle-end/30951
17091 * fold-const.c (fold_binary): Fold x +- CST op x for
17092 EQ_EXPR and NE_EXPR.
17094 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17096 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17098 2007-02-24 Jan Hubicka <jh@suse.cz>
17100 * cgraphunit.c (decide_is_function_needed): Honor
17101 -fkeep-inline-functions.
17103 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17105 * builtins.c (fold_builtin_modf): New.
17106 (fold_builtin_2): Use it.
17108 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17110 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17111 (determine_max_iter): Take additional LOOP arg; all callers changed.
17112 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17113 one using simplifications.
17114 (simplify_using_initial_values): Return if the expression becomes
17115 invalid due to altered regs.
17117 2007-02-23 DJ Delorie <dj@redhat.com>
17119 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17121 2007-02-23 Mike Stump <mrs@apple.com>
17123 * tlink.c (scan_linker_output): Parse linker messages from
17124 darwin9's linker better.
17126 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17129 * varpool.c (varpool_assemble_pending_decls): Set
17130 varpool_last_needed_node to null.
17132 2007-02-23 DJ Delorie <dj@redhat.com>
17134 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17135 alignment bigger than the object file can handle.
17137 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17140 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17141 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17142 (*movsf_1): Penalize MMX moves.
17144 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17146 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17147 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17149 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17151 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17153 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17154 (fold_builtin_1): Use them.
17155 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17156 BUILT_IN_SIGNIFICAND.
17158 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17160 * config/i386/i386.c (bdesc_1arg): Initialize
17161 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17162 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17163 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17164 and IX86_BUILTIN_MOVSLDUP.
17166 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17168 PR rtl-optimization/30841
17169 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17171 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17173 * builtins.c (fold_builtin_frexp): New.
17174 (fold_builtin_2): Use it.
17176 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17178 * doc/invoke.texi (Spec Files): Document getenv spec function.
17180 * gcc.c (getenv_spec_function): New function.
17181 (static_spec_functions): Add it.
17182 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17183 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17186 2007-02-22 Michael Matz <matz@suse.de
17189 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17190 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17192 2007-02-22 Ian Lance Taylor <iant@google.com>
17195 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17196 (mem_loc_descriptor): Call it.
17198 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17199 Ira Rosen <irar@il.ibm.com>
17201 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17203 2007-02-22 Ira Rosen <irar@il.ibm.com>
17205 PR tree-optimization/30843
17206 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17207 stores only after all the group is vectorized.
17209 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17211 PR tree-optimization/30858
17212 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17213 in the reduction cycle have a single use in the loop.
17214 * tree-vectorizer.h (relevant): Add documentation.
17216 2007-02-20 Mike Stump <mrs@apple.com>
17218 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17219 * configure: Regenerate.
17221 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17223 Change the defaults of some parameters and options.
17224 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17225 * config/spu/spu.c (spu_optimization_options): Add.
17226 (spu_override_options): Change params in spu_optimization_options.
17227 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17229 Register 127 is only 16 byte aligned when used as a frame pointer.
17230 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17231 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17232 HARD_FRAME_POINTER_REGNUM.
17233 (spu_legitimate_address): Use regno_aligned_for_reload.
17234 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17235 aligned when frame_pointer_needed is true.
17236 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17238 * config/spu/spu.h (INIT_EXPANDERS): Define.
17240 Make sure shift and rotate instructions have valid immediate operands.
17241 * config/spu/predicates.md (spu_shift_operand): Remove.
17242 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17243 * config/spu/constraints.md (W, O): Extend range.
17244 * config/spu/spu.md (umask, nmask): Define.
17245 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17246 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17247 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17248 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17249 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17250 (lshr<mode>3_reg): Fix rtl description.
17252 Make sure mulhisi immediate operands are valid.
17253 * config/spu/predicates.md (imm_K_operand): Add.
17254 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17256 Generate constants using fsmbi and andi.
17257 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17258 (print_operand, spu_split_immediate, classify_immediate,
17259 fsmbi_const_p): Handle IC_FSMBI2.
17261 Correctly handle a CONST_VECTOR containing symbols.
17262 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17263 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17264 (immediate_load_p): Allow symbols that use 2 instructions to create.
17265 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17266 with symbols when flag_pic is set.
17267 (const_vector_immediate_p): New.
17268 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17269 accept a CONST_VECTOR with symbols.
17270 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17271 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17273 * config/spu/spu.md (high, low): Delete.
17274 (low_<mode>): Define.
17276 Remove INTRmode and INTR_REGNUM, which didn't work.
17277 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17279 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17280 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17281 peephole2 pattern): Don't use INTR or 131.
17282 (movintrcc): Delete.
17283 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17284 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17285 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17286 (UNSPEC_SET_INTR): Add.
17287 * config/spu/spu-modes.def (INTR): Remove.
17289 More accurate warnings about run-time relocations.
17290 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17292 Correctly warn about immediate arguments to specific intrinsics.
17293 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17294 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17295 the instruction predicate.
17297 Fix tree check errors with latest update.
17298 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17300 (spu_expand_builtin): Use CALL_EXPR_FN.
17302 Add missing specific intrinsics.
17303 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17305 * config/spu/spu_internals.h: Ditto.
17307 Fix incorrect operand modifiers.
17308 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17309 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17311 Optimize one case of zero_extend of a vec_select.
17312 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17314 Accept any immediate for hbr.
17315 * config/spu/spu.md (hbr): Change s constraints to i.
17317 2007-02-21 Paul Brook <paul@codesourcery.com>
17319 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17320 condexec_count when skipping USE and CLOBBER.
17322 2007-02-21 Nick Clifton <nickc@redhat.com>
17324 * common.opt (Warray-bounds): Add Warning attribute.
17325 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17327 (fsized-zeroes): Add Optimization attribute.
17328 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17329 * c.opt (Wc++0x-compat): Add Warning attribute.
17331 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17333 PR middle-end/30761
17334 * reload1.c (eliminate_regs_in_insn): In the single_set special
17335 case, attempt to re-recognize the insn before falling back to
17336 having reload fix it up.
17338 2007-02-20 Eric Christopher <echristo@gmail.com>
17340 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17341 Rewrite accordingly.
17342 (frv_read_iacc_argument): Ditto.
17343 (frv_expand_set_builtin): Take a call instead of arglist, update for
17345 (frv_expand_unop_builtin): Ditto.
17346 (frv_expand_binop_builtin): Ditto.
17347 (frv_expand_cut_builtin): Ditto.
17348 (frv_expand_binopimm_builtin): Ditto.
17349 (frv_expand_voidbinop_builtin): Ditto.
17350 (frv_expand_int_void2arg): Ditto.
17351 (frv_expand_prefetches): Ditto.
17352 (frv_expand_voidtriop_builtin): Ditto.
17353 (frv_expand_voidaccop_builtin): Ditto.
17354 (frv_expand_load_builtin): Ditto.
17355 (frv_expand_store_builtin): Ditto.
17356 (frv_expand_mdpackh_builtin): Ditto.
17357 (frv_expand_mclracc_builtin): Ditto.
17358 (frv_expand_mrdacc_builtin): Ditto.
17359 (frv_expand_mwtacc_builtin): Ditto.
17360 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17363 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17365 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17366 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17368 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17369 point instructions.
17370 * configure: Regenerate.
17371 * config.in: Regenerate.
17372 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17373 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17374 masks to power6 and power6x and to POWERPC_MASKS.
17375 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17377 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17378 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17379 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17380 Access PROTOTYPE as variable, not mask.
17382 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17384 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17385 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17386 * combine.c (adjust_for_new_dest): Use it.
17387 * postreload.c (reload_combine): Likewise.
17389 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17391 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17392 notes on an insn with multiple sets, even if single_set returns
17393 non-NULL for that insn.
17395 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17397 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17398 scalbn and scalbln.
17400 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17402 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17403 if user didn't pass it.
17404 * config/i386/darwin.h (CC1_SPEC): Likewise.
17405 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17406 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17407 -mmacosx-version-min.
17409 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17410 Uros Bizjak <ubizjak@gmail.com>
17412 * optabs.h (enum optab_index): Add new OTI_scalb.
17413 (scalb_optab): Define corresponding macro.
17414 * optabs.c (init_optabs): Initialize scalb_optab.
17415 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17417 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17418 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17419 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17420 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17421 flag_unsafe_math_optimizations is set.
17423 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17424 to implement scalbf, scalb and scalbl built-ins as inline x87
17427 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17428 DJ Delorie <dj@redhat.com>
17431 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17432 (diagnostic_report_diagnostic): ... here, and turn them into real
17433 errors. If warnings are inhibited, no need to do anything.
17435 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17437 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17438 better code generation.
17440 2007-02-20 Ben Elliston <bje@au.ibm.com>
17442 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17444 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17446 * config/alpha/alpha.c, config/alpha/alpha.md,
17447 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17448 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17449 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17450 config/arm/lib1funcs.asm: Follow spelling conventions.
17452 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17453 config/fr30/fr30.md, config/i386/i386.h,
17454 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17455 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17456 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17457 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17458 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17459 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17460 config/sparc/sparc.c, config/sparc/sparc.h,
17461 config/sparc/sparc.md, config/spu/constraints.md,
17462 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17465 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17468 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17471 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17473 * doc/invoke.texi (-ftree-lrs): Remove.
17475 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17477 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17480 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17482 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17483 new CALL_EXPR_FN macro for retrieving the function
17484 declaration of the input expression.
17486 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17488 * c.opt (Waddress): New.
17489 * common.opt (Walways-true): Delete.
17490 (Wstring-literal-comparison): Delete.
17491 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17492 -Wstring-literal-comparison. Add -Waddress.
17494 (Walways-true): Delete.
17495 (Wstring-literal-comparison): Delete.
17496 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17497 consistently instead of -Walways-true in example.
17498 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17499 * c-typeck.c (parser_build_binary_op): Replace
17500 -Wstring-literal-comparison and -Walways-true with -Waddress.
17501 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17504 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17506 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17507 without DECL_STRUCT_FUNCTION initialized.
17509 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17511 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17512 due to calls to functions taking pointers as parameters.
17514 2007-02-19 Richard Henderson <rth@redhat.com>
17517 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17520 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17522 * config/s390/s390.c (s390_call_saved_register_used,
17523 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17524 accessed to the new scheme.
17526 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17528 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17529 (cris_print_index, cris_print_operand, cris_print_operand_address)
17530 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17531 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17532 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17533 GET_CODE () == xxx.
17534 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17535 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17536 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17537 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17538 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17539 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17540 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17541 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17542 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17543 (uminsi3, call, call_value): Ditto.
17544 (define_split: indir_to_reg_split, unnamed): Ditto.
17546 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17548 PR tree-optimization/30975
17549 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17552 2007-02-18 Eric Christopher <echristo@gmail.com>
17554 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17555 Remove use of arglist.
17556 (mips_expand_builtin): Remove use of arglist, pass in expr.
17557 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17558 (mips_expand_builtin_movtf): Ditto.
17559 (mips_expand_builtin_compare): Ditto.
17561 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17563 * tree-sra.c (sra_build_assignment): Replace assertion
17564 checking with a comment explaining why it can't be done.
17566 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17568 PR middle-end/30833
17569 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17570 during CALL_EXPR representation conversion.
17571 * tree-ssa-propagate.c (set_rhs): Likewise.
17573 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17575 * tree-sra.c (sra_build_assignment): Disable assertion checking
17578 2007-02-18 Roger Sayle <roger@eyesopen.com>
17580 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17581 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17582 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17584 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17585 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17586 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17587 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17588 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17589 force_gimple_operand): Likewise.
17590 * ipa-cp.c (constant_val_insert): Likewise.
17591 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17592 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17593 perfect_nestify): Likewise.
17594 * langhooks.c (lhd_omp_assignment): Likewise.
17595 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17596 lower_copyprivate_clauses, lower_send_clauses,
17597 lower_send_shared_vars, expand_parallel_call,
17598 expand_omp_for_generic, expand_omp_for_static_nochunk,
17599 expand_omp_for_static_chunk, expand_omp_sections,
17600 lower_omp_single_copy, lower_omp_for_lastprivate,
17601 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17602 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17603 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17606 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17608 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17609 config/sh/sh.md: Follow spelling conventions.
17611 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17612 config/frv/predicates.md: Follow spelling conventions.
17614 * config/m68k/linux-unwind.h: Fix a comment typo.
17615 * target.h: Follow spelling conventions.
17617 2007-02-18 Roger Sayle <roger@eyesopen.com>
17619 PR rtl-optimization/28173
17620 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17621 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17622 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17623 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17624 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17626 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17628 * builtins.c (fold_builtin_load_exponent): New.
17629 (fold_builtin_2): Use it.
17631 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17633 PR rtl-optimization/30773
17634 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17635 if we fail to attach a REG_EQUIV note.
17637 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17638 Roger Sayle <roger@eyesopen.com>
17640 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17642 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17644 * calls.c (initialize_argument_information): Pass original EXP
17645 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17646 code to split complex arguments here, as part of initializing the
17648 (expand_call): Remove code that builds a list of arguments and
17649 inserts implicit arguments into it. Instead, just count how many
17650 implicit arguments there will be so we can determine the size of
17651 the ARGS array, and let initialize_argument_information do the work.
17652 (split_complex_values): Delete unused function.
17654 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17656 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17658 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17660 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17661 for arg pointer based indexed addressing.
17663 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17665 * config/ia64/ia64.h, config/ia64/ia64.md,
17666 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17667 spelling conventions.
17669 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17671 * config/m68k/m68k.c (split_di): New.
17672 * config/m68k/m68k-protos.h: Declare split_di.
17673 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17674 Improve predicate handling and split constant shifts.
17676 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17678 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17679 parameter for register bitfield operations, general predicates
17682 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17684 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17685 * config/m68k/linux-unwind.h: New file.
17687 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17689 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17690 config/i386/athlon.md, config/ia64/ia64.md,
17691 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17692 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17693 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17694 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17695 tree-vect-transform.c: Fix comment typos.
17697 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17699 * sched-deps.c (find_insn_list): Remove.
17700 * sched-int.h: Remove the prototype for find_insn_list.
17702 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17704 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17706 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17707 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17708 darwin_rs6000_override_options.
17709 (C_COMMON_OVERRIDE_OPTIONS): Expect
17710 darwin_macosx_version_min to be non-NULL always.
17711 (TARGET_C99_FUNCTIONS): Likewise.
17712 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17713 (DARWIN_MINVERSION_SPEC): New.
17714 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17715 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17717 (DARWIN_MINVERSION_SPEC): New.
17718 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17720 * config/darwin-c.c (darwin_cpp_builtins): Expect
17721 darwin_macosx_version_min to be non-NULL always.
17723 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17725 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17727 * config/i386/i386.h (x86_use_xchgb): New.
17728 (TARGET_USE_XCHGB): New macro.
17729 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17730 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17731 Split after reload into bswaphi for shifts of 8.
17732 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17733 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17734 or when optimizing for size.
17736 2007-02-16 Richard Guenther <rguenther@suse.de>
17737 Christian Bruel <christian.bruel@st.com>
17739 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17740 DECLs but prefer SSA_NAMEs over DECLs.
17742 2007-02-16 Richard Guenther <rguenther@suse.de>
17744 * tree-flow-inline.h (single_imm_use_p): Remove.
17745 (zero_imm_uses_p): Likewise.
17746 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17747 instead of single_imm_use_p.
17748 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17751 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17754 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17755 nested double- and backquotes.
17757 2007-02-15 Roger Sayle <roger@eyesopen.com>
17759 PR middle-end/30391
17760 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17761 should be unreachable.
17762 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17763 For the time being redirect GIMPLE_MODIFY_STMT to the new
17764 (renamed) build_gimple_modify_stmt_stat.
17765 (build2_gimple_stat): Rename to...
17766 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17767 Always build a GIMPLE_MODIFY_STMT node.
17768 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17769 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17772 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17773 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17774 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17775 expand_complex_div_wide): Likewise.
17776 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17777 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17778 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17779 * tree-ssa-loop-manip.c (create_iv): Likewise.
17780 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17781 abs_replacement): Likewise.
17782 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17783 realify_fake_stores): Likewise.
17785 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17786 node rather than a GIMPLE_MODIFY_STMT node.
17787 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17788 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17790 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17791 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17792 GIMPLE_MODIFY_STMT.
17794 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17796 PR middle-end/30433
17797 * fold-const.c (fold_comparison): Add back the
17798 folding of constant complex comparisions.
17800 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17802 PR middle-end/30729
17803 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17804 effects unknown to this function, return early.
17806 2007-02-15 Ian Lance Taylor <iant@google.com>
17808 * lower-subreg.c (move_eh_region_note): New static function.
17809 (resolve_simple_move): Call it.
17810 (decompose_multiword_subregs): Track blocks for which we resolve a
17811 simple move which is also a control flow insn. Pass them to
17812 find_many_sub_basic_blocks.
17813 (pass_lower_subreg): Add TODO_verify_flow.
17814 (pass_lower_subreg2): Likewise.
17816 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17817 Brooks Moses <brooks.moses@codesourcery.com>
17818 Lee Millward <lee.millward@codesourcery.com>
17820 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17821 (VL_EXP_CLASS_P): New.
17822 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17824 (TREE_OPERAND_CHECK_CODE): Likewise.
17825 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17826 (TREE_RTL_OPERAND_CHECK): Likewise.
17827 (tree_operand_check_failed): Make second parameter the whole tree
17828 instead of its code. Fixed callers.
17829 (VL_EXP_CHECK): New.
17830 (TREE_OPERAND_LENGTH): New.
17831 (VL_EXP_OPERAND_LENGTH): New.
17832 (CALL_EXPR_FN): New.
17833 (CALL_EXPR_STATIC_CHAIN): New.
17834 (CALL_EXPR_ARGS): New.
17835 (CALL_EXPR_ARG): New.
17836 (call_expr_nargs): New.
17837 (CALL_EXPR_ARGP): New.
17838 (build_nt_call_list): Declare.
17839 (build_vl_exp_stat): Declare.
17840 (build_vl_exp): New.
17841 (build_call_list): Declare.
17842 (build_call_nary): Declare.
17843 (build_call_valist): Declare.
17844 (build_call_array): Declare.
17845 (call_expr_arg): Declare.
17846 (call_expr_argp): Declare.
17847 (call_expr_arglist): Declare.
17848 (fold_build_call_list): Declare.
17849 (fold_build_call_list_initializer): Declare.
17850 (fold_call_expr): Declare to replace fold_builtin.
17851 (fold_builtin_fputs): Update to agree with modified definition.
17852 (fold_builtin_strcpy): Likewise.
17853 (fold_builtin_strncpy): Likewise.
17854 (fold_builtin_memory_chk): Likewise.
17855 (fold_builtin_stxcpy_chk): Likewise.
17856 (fold_builtin_strncpy_chk): Likewise.
17857 (fold_builtin_next_arg): Likewise.
17858 (fold_build_call_expr): Declare.
17859 (fold_builtin_call_list): Declare.
17860 (fold_builtin_call_valist): Declare.
17861 (build_call_expr): Declare.
17862 (validate_arglist): Update to agree with modified definition.
17863 (tree_operand_length): New.
17864 (call_expr_arg_iterator): New.
17865 (init_call_expr_arg_iterator): New.
17866 (next_call_expr_arg): New.
17867 (first_call_expr_arg): New.
17868 (more_call_expr_args_p): New.
17869 (FOR_EACH_CALL_EXPR_ARG): New.
17871 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17872 and tcc_gimple_stmt.
17873 (tree_code_size): Update documentation. Use sizeof (tree) rather
17874 than sizeof (char *).
17875 (tree_size): Likewise. Add case for tcc_vl_exp.
17876 (tree_node_structure): Add case for tcc_vl_exp.
17877 (contains_placeholder_p): Likewise.
17878 (substitute_in_expr): Likewise.
17879 (substitute_placeholder_in_expr): Likewise.
17880 (stabilize_reference_1): Likewise.
17881 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17882 to diagnose breakage of this interface for constructing CALL_EXPRs.
17883 (build_nt): Add similar assertion here.
17884 (build_nt_call_list): New.
17885 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17886 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17888 (get_callee_fndecl): Use new CALL_EXPR accessors.
17889 (tree_operand_check_failed): Change parameters to pass entire node
17890 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17891 (process_call_operands): New.
17892 (build_vl_exp_stat): New.
17893 (build_call_list): New.
17894 (build_call_nary): New.
17895 (build_call_valist): New.
17896 (build_call_array): New.
17897 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17898 (call_expr_arglist): New.
17900 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17901 tcc_vl_exp instead of a fixed-size tcc_expression.
17903 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17904 accessors for CALL_EXPRs.
17905 (AGGR_INIT_EXPR): Likewise.
17907 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17908 Brooks Moses <brooks.moses@codesourcery.com>
17909 Lee Millward <lee.millward@codesourcery.com>
17911 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17912 (expand_builtin_nonlocal_goto): Change parameter to be entire
17913 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17914 (expand_builtin_prefetch): Likewise.
17915 (expand_builtin_classify_type): Likewise.
17916 (mathfn_built_in): Return NULL_TREE instead of 0.
17917 (expand_errno_check): Use new CALL_EXPR accessors.
17918 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17919 Return NULL_RTX instead of 0.
17920 (expand_builtin_mathfn_2): Likewise.
17921 (expand_builtin_mathfn_3): Likewise.
17922 (expand_builtin_interclass_mathfn): Likewise.
17923 (expand_builtin_sincos): Likewise.
17924 (expand_builtin_cexpi): Likewise.
17925 (expand_builtin_int_roundingfn): Likewise.
17926 (expand_builtin_int_roundingfn_2): Likewise.
17927 (expand_builtin_pow): Likewise.
17928 (expand_builtin_powi): Likewise.
17929 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17930 of arglist, fixing callers appropriately. Use new CALL_EXPR
17931 accessors and constructors. Return NULL_RTX instead of 0.
17932 (expand_builtin_strstr): Likewise.
17933 (expand_builtin_strchr): Likewise.
17934 (expand_builtin_strrchr): Likewise.
17935 (expand_builtin_strpbrk): Likewise.
17936 (expand_builtin_memcpy): Likewise.
17937 (expand_builtin_mempcpy): Likewise.
17938 (expand_builtin_mempcpy_args): New.
17939 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17940 (expand_builtin_memmove_args): New.
17941 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17942 (expand_movstr): Likewise.
17943 (expand_builtin_strcpy): Likewise.
17944 (expand_builtin_strcpy_args): New.
17945 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17946 (expand_builtin_strncpy): Likewise.
17947 (expand_builtin_memset): Likewise.
17948 (expand_builtin_memset_args): New.
17949 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17950 (expand_builtin_memcmp): Likewise.
17951 (expand_builtin_strcmp): Likewise.
17952 (expand_builtin_strncmp): Likewise.
17953 (expand_builtin_strcat): Likewise.
17954 (expand_builtin_strncat): Likewise.
17955 (expand_builtin_strspn): Likewise.
17956 (expand_builtin_strcspn): Likewise.
17957 (expand_builtin_args_info): Likewise.
17958 (expand_builtin_va_start): Likewise.
17959 (gimplify_va_arg_expr): Likewise.
17960 (expand_builtin_va_end): Likewise.
17961 (expand_builtin_va_copy): Likewise.
17962 (expand_builtin_frame_address): Likewise.
17963 (expand_builtin_alloca): Likewise.
17964 (expand_builtin_bswap): Likewise.
17965 (expand_builtin_unop): Likewise.
17966 (expand_builtin_fputs): Likewise.
17967 (expand_builtin_expect): Likewise.
17968 (expand_builtin_fabs): Likewise.
17969 (expand_builtin_copysign): Likewise.
17970 (expand_builtin_printf): Likewise.
17971 (expand_builtin_fprintf): Likewise.
17972 (expand_builtin_sprintf): Likewise.
17973 (expand_builtin_init_trampoline): Likewise.
17974 (expand_builtin_signbit): Likewise.
17975 (expand_builtin_fork_or_exec): Likewise.
17976 (expand_builtin_sync_operation): Likewise.
17977 (expand_builtin_compare_and_swap): Likewise.
17978 (expand_builtin_lock_test_and_set): Likewise.
17979 (expand_builtin_lock_release): Likewise.
17980 (expand_builtin): Likewise.
17981 (builtin_mathfn_code): Likewise.
17983 (fold_builtin_constant_p): Pass call arguments individually instead
17984 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17985 accessors and constructors. Return NULL_TREE instead of 0.
17986 (fold_builtin_expect): Likewise.
17987 (fold_builtin_classify_type): Likewise.
17988 (fold_builtin_strlen): Likewise.
17989 (fold_builtin_nan): Likewise.
17990 (integer_valued_real_p): Likewise.
17991 (fold_trunc_transparent_mathfn): Likewise.
17992 (fold_fixed_mathfn): Likewise.
17993 (fold_builtin_cabs): Likewise.
17994 (fold_builtin_sqrt): Likewise.
17995 (fold_builtin_cbrt): Likewise.
17996 (fold_builtin_cos): Likewise.
17997 (fold_builtin_cosh): Likewise.
17998 (fold_builtin_tan): Likewise.
17999 (fold_builtin_sincos): Likewise.
18000 (fold_builtin_cexp): Likewise.
18001 (fold_builtin_trunc): Likewise.
18002 (fold_builtin_floor): Likewise.
18003 (fold_builtin_ceil): Likewise.
18004 (fold_builtin_round): Likewise.
18005 (fold_builtin_int_roundingfn): Likewise.
18006 (fold_builtin_bitop): Likewise.
18007 (fold_builtin_bswap): Likewise.
18008 (fold_builtin_logarithm): Likewise.
18009 (fold_builtin_hypot): Likewise.
18010 (fold_builtin_pow): Likewise.
18011 (fold_builtin_powi): Likewise.
18012 (fold_builtin_exponent): Likewise.
18013 (fold_builtin_memset): Likewise.
18014 (fold_builtin_bzero): Likewise.
18015 (fold_builtin_memory_op): Likewise.
18016 (fold_builtin_bcopy): Deleted; call site changed to invoke
18017 fold_builtin_memory_op directly.
18018 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18019 (fold_builtin_strncpy): Likewise.
18020 (fold_builtin_memcmp): Likewise.
18021 (fold_builtin_strcmp): Likewise.
18022 (fold_builtin_strncmp): Likewise.
18023 (fold_builtin_signbit): Likewise.
18024 (fold_builtin_copysign): Likewise.
18025 (fold_builtin_isascii): Likewise.
18026 (fold_builtin_toascii): Likewise.
18027 (fold_builtin_isdigit): Likewise.
18028 (fold_builtin_fabs): Likewise.
18029 (fold_builtin_abs): Likewise.
18030 (fold_builtin_fmin_fmax): Likewise.
18031 (fold_builtin_carg): Likewise.
18032 (fold_builtin_classify): Likewise.
18033 (fold_builtin_unordered_cmp): Likewise.
18035 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18036 New functions split out from fold_builtin_1.
18037 (fold_builtin_n): New.
18038 (fold_builtin_varargs): New.
18039 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18041 (fold_call_expr): New.
18042 (build_function_call_expr): Rewrite to use new helper function.
18043 (fold_builtin_call_list): New.
18044 (build_call_expr): New.
18045 (fold_builtin_call_valist): New.
18046 (rewrite_call_expr): New.
18047 (validate_arg): New.
18048 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18049 of an arglist. Change return type to bool. Use new CALL_EXPR
18052 (fold_builtin_strstr): Pass call arguments individually instead
18053 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18054 accessors and constructors. Return NULL_TREE instead of 0.
18055 (fold_builtin_strchr): Likewise.
18056 (fold_builtin_strrchr): Likewise.
18057 (fold_builtin_strpbrk): Likewise.
18058 (fold_builtin_strcat): Likewise.
18059 (fold_builtin_strncat): Likewise.
18060 (fold_builtin_strspn): Likewise.
18061 (fold_builtin_strcspn): Likewise.
18062 (fold_builtin_fputs): Likewise.
18063 (fold_builtin_next_arg): Likewise.
18064 (fold_builtin_sprintf): Likewise.
18066 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18067 NULL_RTX instead of 0.
18068 (expand_builtin_memory_chk): Likewise.
18069 (maybe_emit_chk_warning): Likewise.
18070 (maybe_emit_sprintf_chk_warning): Likewise.
18072 (fold_builtin_object_size): Pass call arguments individually instead
18073 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18074 accessors and constructors. Return NULL_TREE instead of 0.
18075 (fold_builtin_memory_chk): Likewise.
18076 (fold_builtin_stxcpy_chk): Likewise.
18077 (fold_builtin_strncpy_chk): Likewise.
18078 (fold_builtin_strcat_chk): Likewise.
18079 (fold_builtin_strcat_chk): Likewise.
18080 (fold_builtin_strncat_chk): Likewise.
18081 (fold_builtin_sprintf_chk): Likewise.
18082 (fold_builtin_snprintf_chk): Likewise.
18083 (fold_builtin_printf): Likewise.
18084 (fold_builtin_vprintf): Likewise.
18086 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18088 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18089 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18090 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18091 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18092 (fold_unary): Likewise.
18093 (fold_binary): Likewise.
18094 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18095 ternary expressions.
18096 (fold): Add logic for tcc_vl_exp.
18097 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18098 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18099 (fold_build3_stat): Add assertion to flag broken interface for
18100 constructing CALL_EXPRs.
18101 (fold_build_call_list): New.
18102 (fold_build_call_list_initializer): New.
18103 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18105 (fold_strip_sign_ops): Likewise.
18107 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18108 Brooks Moses <brooks.moses@codesourcery.com>
18109 Lee Millward <lee.millward@codesourcery.com>
18111 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18112 accessors and dump arguments explicitly.
18114 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18116 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18118 (print_call_name): Use new CALL_EXPR accessors.
18120 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18121 CALL_EXPR arguments explicitly instead of as a list. Use
18122 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18124 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18125 (vrp_visit_stmt): Likewise.
18127 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18128 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18130 (force_move_till_expr): Likewise.
18132 * targhooks.c (default_external_stack_protect_fail): Use
18133 build_call_expr instead of build_function_call_expr.
18134 (default_hidden_stack_protect_fail): Likewise.
18136 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18139 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18140 and walk arguments explicitly.
18142 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18143 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18144 (expand_simple_operations): Likewise.
18145 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18147 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18148 of TREE_CODE_LENGTH.
18149 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18151 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18152 instead of TREE_CODE_LENGTH.
18154 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18155 (tree_ic_transform): Likewise.
18156 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18157 parameter instead of arglist. Fix callers.
18158 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18159 (tree_stringops_transform): Likewise.
18160 (tree_indirect_call_to_profile): Likewise.
18161 (tree_stringops_values_to_profile): Likewise.
18163 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18164 (eliminate_tail_call): Likewise.
18166 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18168 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18169 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18171 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18173 * omp-low.c (build_omp_barrier): Use build_call_expr.
18174 (lower_rec_input_clauses): Likewise.
18175 (lower_reduction_clauses): Likewise.
18176 (expand_parallel_call): Likewise.
18177 (maybe_catch_exception): Likewise.
18178 (expand_omp_for_generic): Likewise.
18179 (expand_omp_for_static_nochunk): Likewise.
18180 (expand_omp_sections): Likewise.
18181 (lower_omp_single_simple): Likewise.
18182 (lower_omp_single_copy): Likewise.
18183 (lower_omp_master): Likewise.
18184 (lower_omp_ordered): Likewise.
18185 (lower_omp_critical): Likewise.
18187 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18188 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18190 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18191 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18192 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18194 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18195 and generalize to handle any number of operands.
18196 (chrec_contains_undetermined): Likewise.
18197 (tree_contains_chrecs): Likewise.
18198 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18200 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18202 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18203 fold_call_expr instead of fold_builtin.
18204 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18205 match declarations there.
18206 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18209 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18210 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18212 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18213 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18215 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18218 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18219 (execute_cse_sincos): Use new CALL_EXPR accessors.
18221 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18223 * gimple-low.c (lower_function_body): Use build_call_expr.
18224 (lower_builtin_setjmp): Likewise.
18226 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18227 (set_storage_via_libcall): Likewise.
18228 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18229 instead of TREE_CODE_LENGTH.
18230 (expand_expr_real_1): Use new CALL_EXPR accessors.
18232 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18233 generalize to handle any number of operands.
18234 (TB_parent_eq): Likewise.
18236 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18237 (strip_builtin_expect): Likewise.
18239 * function.c (gimplify_parameters): Use build_call_expr.
18241 * tree-vectorizer.c (vect_is_simple_reduction): Use
18242 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18244 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18245 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18247 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18250 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18251 (gimplify_decl_expr): Likewise.
18252 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18253 Use new CALL_EXPR iterators.
18254 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18255 (gimplify_modify_expr_to_memset): Likewise.
18256 (gimplify_variable_sized_compare): Likewise.
18257 (gimplify_omp_atomic_fetch_op): Likewise.
18258 (gimplify_omp_atomic_pipeline): Likewise.
18259 (gimplify_omp_atomic_mutex): Likewise.
18260 (gimplify_function_tree): Likewise.
18262 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18263 (call_expr_flags): Likewise.
18264 (expand_call): Likewise.
18266 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18267 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18270 * coverage.c (create_coverage): Use build_call_expr.
18272 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18273 (temp_call_expr_obstack): New.
18274 (pool_copy_list): Delete.
18275 (temp_copy_call_expr): New.
18276 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18277 CALL_EXPR accessors. Get rid of special goo for copying argument
18278 lists and use temp_copy_call_expr instead.
18279 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18280 CALL_EXPR accessors.
18281 (create_expression_by_pieces): Likewise. Use build_call_array
18282 to construct the result instead of fold_build3.
18283 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18284 dealing with argument lists.
18285 (init_pre): Remove references to expression_node_pool and
18286 list_node_pool. Init temp_call_expr_obstack instead.
18287 (fini_pre): Remove references to expression_node_pool and
18290 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18291 and walk arguments explicitly instead of as a list.
18293 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18294 (mx_register_decls): Likewise.
18295 (mudflap_register_call): Likewise.
18296 (mudflap_finish_file): Likewise.
18298 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18299 (ipa_callsite_compute_param): Likewise.
18301 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18302 accessors and constructor.
18304 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18305 accessors and constructor.
18306 (convert_tramp_reference): Likewise.
18307 (convert_call_expr): Likewise.
18308 (finalize_nesting_tree_1): Likewise.
18310 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18313 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18315 * tree-inline.c (initialize_inlined_parameters): Pass entire
18316 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18318 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18319 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18321 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18322 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18323 (vectorizable_reduction): Likewise.
18324 (vectorizable_call): Use new CALL_EXPR iterators.
18325 (vectorizable_conversion): Use build_call_expr.
18326 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18327 (vect_gen_widened_results_half): Use build_call_expr.
18328 (vect_setup_realignment): Likewise.
18329 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18331 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18332 (pass_through_call): Likewise.
18333 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18336 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18337 (tree_gen_pow2_profiler): Likewise.
18338 (tree_gen_one_value_profiler): Likewise.
18339 (tree_gen_ic_func_profiler): Likewise.
18340 (tree_gen_average_profiler): Likewise.
18341 (tree_gen_ior_profiler): Likewise.
18343 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18344 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18345 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18347 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18348 of TREE_CODE_LENGTH.
18350 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18351 of TREE_CODE_LENGTH.
18353 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18355 (convert_to_integer): Likewise.
18357 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18360 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18361 Brooks Moses <brooks.moses@codesourcery.com>
18362 Lee Millward <lee.millward@codesourcery.com>
18364 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18366 * config/frv/frv.c (frv_expand_builtin): Likewise.
18367 * config/s390/s390.c (s390_expand_builtin): Likewise.
18369 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18370 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18372 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18373 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18374 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18375 (ix86_expand_store_builtin): Likewise.
18376 (ix86_expand_unop_builtin): Likewise.
18377 (ix86_expand_unop1_builtin): Likewise.
18378 (ix86_expand_sse_compare): Likewise.
18379 (ix86_expand_sse_comi): Likewise.
18380 (ix86_expand_vec_init_builtin): Likewise.
18381 (ix86_expand_vec_ext_builtin): Likewise.
18382 (ix86_expand_vec_set_builtin): Likewise.
18383 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18385 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18386 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18388 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18389 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18390 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18392 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18394 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18395 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18396 arglist. Use new CALL_EXPR accessors. Fix callers.
18397 (altivec_expand_abs_builtin): Likewise.
18398 (rs6000_expand_binop_builtin): Likewise.
18399 (altivec_expand_predicate_builtin): Likewise.
18400 (altivec_expand_lv_builtin): Likewise.
18401 (spe_expand_stv_builtin): Likewise.
18402 (altivec_expand_stv_builtin): Likewise.
18403 (rs6000_expand_ternop_builtin): Likewise.
18404 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18405 (altivec_expand_st_builtin): Likewise.
18406 (altivec_expand_dst_builtin): Likewise.
18407 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18408 arglist. Use new CALL_EXPR accessors. Fix callers.
18409 (altivec_expand_vec_set_builtin): Likewise.
18410 (altivec_expand_vec_ext_builtin): Likewise.
18411 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18412 (spe_expand_builtin): Likewise.
18413 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18414 arglist. Use new CALL_EXPR accessors. Fix callers.
18415 (spe_expand_evsel_builtin): Likewise.
18416 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18417 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18419 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18420 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18421 (arm_expand_unop_builtin): Likewise.
18422 (arm_expand_builtin): Use new CALL_EXPR accessors.
18424 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18427 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18428 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18430 (bfin_expand_unop_builtin): Likewise.
18431 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18433 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18434 Brooks Moses <brooks.moses@codesourcery.com>
18435 Lee Millward <lee.millward@codesourcery.com>
18437 * c-semantics.c (build_stmt): Add internal diagnostic check.
18439 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18440 accessors. Print arguments explicitly instead of as a list.
18442 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18444 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18445 (c_finish_omp_flish): Likewise.
18447 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18448 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18449 instead of TREE_CODE_LENGTH.
18450 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18451 (c_warn_unused_result): Likewise.
18453 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18456 * doc/invoke.texi (Warning Options): Remove
18457 -Werror-implicit-function-declaration.
18458 (Wimplicit-function-declaration): Update description.
18459 * opts.c (common_handle_option): Move handling of -Werror=* to...
18460 (enable_warning_as_error): ...here.
18461 * opts.h (enable_warning_as_error): Declare.
18462 * c-decl.c (implicit_decl_warning): Unless
18463 -Wno-implicit-function-declaration is given, emit a pedwarn if
18464 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18465 * c.opt (Wimplicit-function-declaration): Replace
18466 mesg_implicit_function_declaration with
18467 warn_implicit_function_declaration.
18468 * c-opts.c (c_common_handle_option):
18469 -Werror-implicit-function-declaration is exactly equal as
18470 -Werror=implicit-function-declaration.
18471 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18472 warn_implicit_function_declaration.
18473 (c_common_post_options): -Wimplict-function-declaration is enabled
18474 by default by -std=c99, otherwise is disabled by default.
18475 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18477 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18479 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18480 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18481 former is ignored but not the latter.
18483 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18485 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18486 is made and the reference doesn't use the alias set of its type,
18487 do not create the temporary using that type.
18489 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18491 * jump.c: Remove prototypes for delete_computation and
18492 delete_prior_computation.
18494 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18496 * jump.c (get_label_after): Delete.
18497 (get_label_before, delete_computation, delete_jump,
18498 delete_prior_computation, follow_jumps): Move...
18499 * reorg.c (delete_computation, delete_prior_computation): ... here...
18500 (get_label_before, delete_jump): ... making these static ...
18501 (follow_jumps): ... and simplifying this since it only runs after
18503 * rtl.h (get_label_after, get_label_before, delete_jump,
18504 follow_jumps): Delete prototypes.
18506 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18508 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18510 2007-02-15 Nick Clifton <nickc@redhat.com>
18512 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18513 order to prevent it from being munged by the target.
18515 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18517 * config/i386/i386.md: Remove misleading comment.
18519 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18521 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18522 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18525 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18527 * tree-sra.c (instantiate_missing_elements): Canonicalize
18529 (sra_build_assignment): New.
18530 (generate_copy_inout, generate_element_copy,
18531 generate_element_zero, generate_one_element_init): Use it.
18533 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18535 * tree-sra.c (instantiate_missing_elements): Canonicalize
18537 (sra_build_assignment): New.
18538 (generate_copy_inout, generate_element_copy,
18539 generate_element_zero, generate_one_element_init): Use it.
18541 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18543 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18546 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18548 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18549 types as aggregates not scalars.
18550 * function.c (assign_stack_temp_for_type): Likewise.
18552 2007-02-14 Roger Sayle <roger@eyesopen.com>
18553 Zdenek Dvorak <dvorakz@suse.cz>
18555 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18558 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18560 * passes.c (next_pass_1): Clear the next field of the copied
18563 2007-02-14 Richard Henderson <rth@redhat.com>
18565 * tree-sra.c (early_sra): New.
18566 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18567 (tree_sra_early, pass_sra_early): New.
18568 * tree-pass.h (pass_sra_early): Declare.
18569 * passes.c (init_optimization_passes): Use it.
18571 2007-02-14 Richard Guenther <rguenther@suse.de>
18573 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18575 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18577 PR tree-optimization/30771
18578 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18580 (vect_analyze_operations): Induction phis can now be marked as
18582 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18583 Update documentation accordingly.
18585 2007-02-14 Nick Clifton <nickc@redhat.com>
18587 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18588 most 3 arguments are supported.
18589 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18591 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18593 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18594 Ensure dst->current is valid.
18596 2007-02-13 Paul Brook <paul@codesourcery.com>
18598 * config.gcc: Add arm*-*-uclinux-*eabi.
18599 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18600 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18601 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18602 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18603 (LINK_SPEC): Define.
18604 (LIB_SPEC): Define.
18605 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18607 * config/arm/uclinux-eabi.h: New file.
18608 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18609 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18612 2007-02-13 Ian Lance Taylor <iant@google.com>
18614 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18615 * flags.h (warn_strict_overflow): Declare.
18616 (enum warn_strict_overflow_code): Define.
18617 (issue_strict_overflow_warning): New static inline function.
18618 * opts.c (warn_strict_overflow): New variable.
18619 (common_handle_option): Handle OPT_Wstrict_overflow and
18620 OPT_Wstrict_overflow_.
18621 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18623 * fold-const.c: Include intl.h.
18624 (fold_deferring_overflow_warnings): New static variable.
18625 (fold_deferred_overflow_warning): New static variable.
18626 (fold_deferred_overflow_code): New static variable.
18627 (fold_defer_overflow_warnings): New function.
18628 (fold_undefer_overflow_warnings): New function.
18629 (fold_undefer_and_ignore_overflow_warnings): New function.
18630 (fold_deferring_overflow_warnings_p): New function.
18631 (fold_overflow_warning): New static function.
18632 (make_range): Add strict_overflow_p parameter. Change all
18634 (extract_muldiv, extract_muldiv_1): Likewise.
18635 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18636 tree_expr_nonnegative_p.
18637 (fold_negate_expr): Call fold_overflow_warning.
18638 (fold_range_test): Likewise.
18639 (fold_comparison): Likewise.
18640 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18641 instead of tree_expr_nonnegative_p.
18642 (tree_expr_nonnegative_warnv_p): Rename from
18643 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18644 (tree_expr_nonnegative_p): New function.
18645 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18646 strict_overflow_p parameter.
18647 (tree_expr_nonzero_p): New function.
18648 * passes.c (verify_interpass_invariants): New static function.
18649 (execute_one_pass): Call it.
18650 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18652 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18653 (estimate_numbers_of_iterations): Likewise.
18654 (scev_probably_wraps_p): Likewise.
18655 * tree-ssa-ccp.c: Include "toplev.h".
18656 (evaluate_stmt): Defer fold overflow warnings until we know we are
18658 (struct fold_stmt_r_data): Add stmt field.
18659 (fold_stmt_r): Defer fold overflow warnings until we know we
18661 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18662 (fold_stmt_inplace): Likewise.
18663 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18664 (cleanup_control_expr_graph): Defer fold overflow warnings until
18665 we know we are going to optimize.
18666 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18667 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18669 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18670 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18671 * tree-ssa-loop-manip.c (create_iv): Likewise.
18672 * c-typeck.c (build_conditional_expr): Likewise.
18673 (build_binary_op): Likewise.
18674 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18675 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18676 (extract_range_from_unary_expr): Likewise.
18677 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18678 assuming that signed overflow does not occur.
18679 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18680 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18681 (fold_defer_overflow_warnings): Declare.
18682 (fold_undefer_overflow_warnings): Declare.
18683 (fold_undefer_and_ignore_overflow_warnings): Declare.
18684 (fold_deferring_overflow_warnings_p): Declare.
18685 (tree_expr_nonzero_warnv_p): Declare.
18686 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18687 of warning options.
18688 (Warning Options): Document -Wstrict-overflow.
18689 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18690 (tree-ssa-ccp.o): Likewise.
18691 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18692 (fold-const.o): Depend on intl.h.
18694 2007-02-13 Ian Lance Taylor <iant@google.com>
18696 PR middle-end/30751
18697 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18700 2007-02-13 Stuart Hastings <stuart@apple.com>
18702 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18704 2007-02-13 Richard Henderson <rth@redhat.com>
18706 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18707 handled_component_p before looking for the indirect_ref.
18709 2007-02-13 Richard Henderson <rth@redhat.com>
18711 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18712 remove flags clobber.
18713 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18714 (bswaphi_lowpart): New.
18715 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18716 remove TARGET_BSWAP test. Delete expander of the same name.
18718 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18719 (expand_unop): Use them.
18721 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18723 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18724 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18725 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18726 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18727 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18728 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18729 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18730 assembler dialect choice from asm templates.
18732 2007-02-12 Richard Henderson <rth@redhat.com>
18734 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18735 (fixuns_trunc<SSEMODEF>si2): Use it.
18736 * config/i386/sse.md (vec_setv4sf_0): Export.
18737 * config/i386/i386.c (ix86_build_const_vector): Export.
18738 (ix86_split_convert_uns_si_sse): Rename from
18739 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18740 * config/i386/i386-protos.h: Update.
18742 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18745 * c-typeck.c (c_finish_return): Improve warning message.
18747 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18749 * alias.c (find_symbolic_term): Delete unused function.
18751 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18753 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18754 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18755 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18757 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18759 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18760 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18761 the function, temporarily point the debug interface to the null one.
18763 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18765 * dwarf2out.c (round_up_to_align): New static function.
18766 (field_byte_offset): Use it to round the offset.
18768 2007-02-12 Richard Henderson <rth@redhat.com>
18770 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18771 (inswl_const): Export.
18773 2007-02-12 Richard Henderson <rth@redhat.com>
18775 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18776 result mode of the libcall, convert back to outmode.
18778 2007-02-12 Roger Sayle <roger@eyesopen.com>
18780 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18781 (bswapdi2): New define_expand to implement 32-bit implementation.
18783 2007-02-12 Nick Clifton <nickc@redhat.com>
18785 * doc/invoke.texi (Overall Options): Document --help=.
18786 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18787 (cc1_options): Pass --help= on to cc1.
18788 (display_help): Add description of --help=.
18789 (process_command): Add code to handle --help=. Allow translated
18790 --help and --target-help switches to be passed on to compiler
18792 (main): Remove unused if statement.
18793 * opts.c (columns): Remove.
18794 (LEFT_COLUMN): Define.
18795 (wrap_help): Add columns argument.
18796 (print_filtered_help): Change parameters to be an include bitmask,
18797 an exclude bitmask, an any bitmask and the column width. Move the
18798 code to display the params list here. Add code to display the
18799 status of options rather than their descriptions if the quiet flag
18801 (print_specific_help): Change parameters to be an include bitmask,
18802 an exclude bitmask and an any bitmask. Move code to look up the
18803 column width here. Decide upon the title for an options listing.
18804 (common_handle_options): Add code to handle --help=. Adapt code
18805 for --help and --target-help to use the revised form of the
18806 print_specific_help function.
18807 (print_help): Delete.
18808 (print_param_help): Delete.
18809 (print_switch): Delete.
18810 * opts.h (cl_lang_count): Add prototype.
18811 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18812 CL_MAX_OPTION_CLASS): New defines.
18813 * optc-gen.awk: Add construction of cl_lang_count.
18814 * c.opt: Add Warning attribute to warning options and Optimization
18815 attribute to optimization options.
18816 * common.opt: Likewise.
18818 Add -fhelp and -ftarget-help as aliases for the transformed --help
18819 and --target-help options.
18820 * opt-functions.awk: Add code to handle Warning and Optimization
18823 2007-02-12 Richard Henderson <rth@redhat.com>
18825 * config/alpha/constraints.md: New file.
18826 * config/alpha/alpha.c: Include tm-constrs.h.
18827 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18828 alpha_extra_constraint): Remove.
18829 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18830 * config/alpha/alpha-protos.h: Update.
18831 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18832 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18833 (EXTRA_CONSTRAINT): Remove.
18834 * config/alpha/alpha.md: Include constraints.md.
18835 (adddi splitter): Use satisfies_constraint_*.
18836 * config/alpha/predicates.md (add_operand): Likewise.
18837 (sext_add_operand, addition_operation): Likewise.
18839 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18841 PR tree-optimization/29145
18842 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18843 in our handling of restrict qualified pointers.
18845 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18848 * doc/invoke.texi (Wunused-value): Update description.
18849 (Wextra): Delete item.
18850 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18851 value of Wunused-value.
18852 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18853 (c_finish_stmt_expr): Don't check extra_warnings.
18854 (emit_side_effect_warnings): The caller is responsible to check
18857 2007-02-11 Roger Sayle <roger@eyesopen.com>
18858 Matt Thomas <matt@3am-software.com>
18860 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18862 2007-02-11 Roger Sayle <roger@eyesopen.com>
18864 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18865 comparisons of POPCOUNT against zero.
18866 (simplify_const_relational_operation): Likewise.
18868 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18870 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18872 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18874 * dwarf2out.c (root_type): Delete unused function.
18876 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18878 * genattrtab.c (contained_in_p): Delete unused function.
18879 (write_expr_attr_cache): Likewise.
18881 2007-02-11 Jan Hubicka <jh@suse.cz>
18883 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18886 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18888 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18889 to add the REG_EQ* note.
18890 * see.c (see_merge_one_use_extension): Likewise.
18891 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18892 turn REG_EQUAL notes into REG_EQUIV notes if the target
18893 register may have more than one set.
18894 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18895 * gcse.c (try_replace_reg): Likewise.
18896 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18897 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18898 more than one REG_EQUIV note.
18899 * reload1.c (gen_reload): Use set_unique_reg_note.
18901 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18903 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18904 (ix86_builtin_conversion): New function.
18906 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18909 * tree.h (DECL_REPLACEABLE_P): New macro.
18910 * except.c (set_nothrow_function_flags): Likewise.
18912 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18913 Ira Rosen <irar@il.ibm.com>
18914 Dorit Nuzman <dorit@il.ibm.com>
18916 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18917 * targhooks.c (default_builtin_vectorized_conversion): New.
18918 * targhooks.h (default_builtin_vectorized_function): New declaration.
18919 * target.h (struct vectorize): Add builtin_conversion field.
18920 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18921 stmt_vec_info_type value.
18922 (vectorizable_conversion): New declaration.
18923 * tree-vect-analyze.c (vect_analyze_operations): Add
18924 vectorizable_conversion call.
18925 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18926 * tree-vect-transform.c (vectorizable_conversion): New function.
18927 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18928 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18930 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18931 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18932 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18933 or ALTIVEC_BUILTIN_VCFSX.
18935 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18938 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18939 CONST_DOUBLE and operand 0 is a hard register.
18940 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18941 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18942 is a hard floating-point register.
18944 2007-02-10 Richard Henderson <rth@redhat.com>
18945 Jakub Jelinek <jakub@redhat.com>
18946 Alexandre Oliva <aoliva@redhat.com>
18948 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18949 * builtin-types.def (BT_WORD): Make unsigned.
18950 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18951 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18952 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18953 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18954 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18955 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18957 * expr.c (emutls_var_address): New.
18958 (expand_expr_real_1): Expand emulated tls.
18959 (expand_expr_addr_expr_1): Likewise.
18960 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18961 * output.h (emutls_finish): Declare.
18962 * toplev.c (compile_file): Call it.
18963 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18964 address before wrapping in CONST.
18965 * varasm.c (emutls_htab, emutls_object_type): New.
18966 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18967 (get_emutls_object_name, get_emutls_object_type): New.
18968 (get_emutls_init_templ_addr, emutls_decl): New.
18969 (emutls_common_1, emutls_finish): New.
18970 (assemble_variable): When emulating tls, swap decls; generate
18971 constructor for the emutls objects.
18972 (do_assemble_alias): When emulating tls, swap decl and target name.
18973 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18975 * varpool.c (decide_is_variable_needed): Look at force_output.
18976 Recurse for emulated tls.
18977 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18978 with decide_is_variable_needed.
18979 * emutls.c: New file.
18980 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18981 tls_object for real tls.
18983 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18985 PR rtl-optimization/29599
18986 * reload1.c (eliminate_regs_in_insn): Take the destination
18987 mode into account when computing the offset.
18989 2007-02-09 Stuart Hastings <stuart@apple.com>
18990 Richard Henderson <rth@redhat.com>
18992 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18993 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18994 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18995 fixuns_truncdfhi2): New.
18996 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18997 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18998 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18999 (floatunssidf2): Allow nonimmediate source.
19000 * config/i386/sse.md (movdi_to_sse): New.
19001 (vec_concatv2di): Drop '*'.
19002 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19003 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19004 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19006 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19007 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19008 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19009 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19010 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19011 ix86_build_const_vector.
19012 (x86_emit_floatuns): Rewrite.
19014 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19016 * genautomata.c (longest_path_length): Delete unused function.
19017 (struct state): Delete unused longest_path_length.
19018 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19019 (get_free_state): Delete unused.
19021 2007-02-09 Jan Hubicka <jh@suse.cz>
19023 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19024 * doc/invoke.texi (inline-unit-growth): Update default value.
19026 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19027 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19028 (rebuild_cgraph_edges): Likewise.
19029 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19030 (dump_cgraph_node): Dump frequencies.
19031 (cgraph_clone_edge): Add frequency scales.
19032 (cgraph_clone_node): Add freuqnecy.
19033 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19034 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19035 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19036 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19037 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19038 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19039 (save_inline_function_body): Likewise.
19040 * ipa-inline.c: inluce rtl.h
19041 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19042 (cgraph_edge_badness): Use frequencies.
19043 (cgraph_decide_recursive_inlining): Update clonning.
19044 (cgraph_decide_inlining_of_small_function): Dump frequency.
19045 * predict.c (estimate_bb_frequencies): Export.
19046 * predict.h (estimate_bb_frequencies): Declare.
19047 * tree-inline.c (copy_bb): Watch overflows.
19048 (expand_call_inline): Update call of cgraph_create_edge.
19049 (optimize_inline_calls): Use TODO flags to update frequnecies.
19050 * passes.h: Include predict.h
19051 (init_optimization_passes): Move profile ahead.
19052 (execute_function_todo): Handle TODO_rebuild_frequencies.
19054 2007-02-09 Roger Sayle <roger@eyesopen.com>
19056 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19057 the insbl or inswl pattern into a register.
19059 2007-02-09 Roger Sayle <roger@eyesopen.com>
19061 * config/ia64/ia64.md (bswapdi2): New define_insn.
19063 2007-02-09 Richard Henderson <rth@redhat.com>
19065 * config/i386/constraints.md (Ym): New constraint.
19066 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19067 (movdi_1_rex64): Split sse and xmm general register moves from
19068 memory move alternatives. Use conditional register constraints.
19069 (movsf_1, movdf_integer): Likewise.
19070 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19071 (movdf_integer_rex64): New.
19072 (pushsf_rex64): Fix output constraints.
19073 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19074 (sse2_stored): Likewise.
19075 (sse2_storeq_rex64): New.
19076 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19077 amd and not generic.
19078 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19079 for optimize_size. Remove SF/DFmode hack.
19081 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19083 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19086 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19087 Richard Sandiford <richard@codesourcery.com>
19089 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19090 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19091 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19092 m68k/t-mlib to tmake_file.
19093 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19094 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19095 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19096 Allow it to be cf or m68k. Set m68k_arch_family. If that
19097 variable is not empty, add t-$m68k_arch_family to tmake_file.
19098 Add t-mlibs to tmake_file.
19099 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19100 * config/m68k/t-cf: New file.
19101 * config/m68k/t-m68k: Likewise.
19102 * config/m68k/t-mlibs: Likewise.
19103 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19104 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19105 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19106 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19107 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19109 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19110 (INSTALL_LIBGCC): Delete.
19111 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19112 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19113 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19114 (M68K_MLIB_CPU): Define.
19115 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19116 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19117 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19119 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19120 Richard Guenther <rguenther@suse.de>
19122 PR middle-end/23361
19123 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19124 against INT_MIN/INT_MAX.
19125 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19126 file if a loop is removed.
19128 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19130 * calls.c (store_one_arg): Pass correct alignment to
19131 emit_push_insn for non-BLKmode values.
19132 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19133 unaligned stack slot via a suitably aligned slot.
19135 2007-02-08 DJ Delorie <dj@redhat.com>
19137 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19139 (legal_subregs): Use unsigned char, make const.
19140 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19142 2007-02-08 Paul Brook <paul@codesourcery.com>
19144 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19145 special interworking needed.
19147 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19149 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19150 conditional to __SSE2__.
19151 (Entries below should have been added to first ChangeLog
19152 entry for amdfam10 dated 2007-02-05)
19153 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19155 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19157 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19160 2007-02-08 DJ Delorie <dj@redhat.com>
19162 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19163 * config/m32c/m32c.c (legal_subregs): New.
19164 (m32c_illegal_subreg_p): New.
19165 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19166 unsupported subregs of hard regs.
19168 2007-02-08 Jan Hubicka <jh@suse.cz>
19170 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19171 the same one; always update histograms.
19173 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19175 * passes.c (init_optimization_passes): Tidy comment.
19177 2007-02-08 Roger Sayle <roger@eyesopen.com>
19179 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19180 strip zero_extend, bswap and rotates from POCOUNT's argument.
19181 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19182 zero_extend and rotates from PARITY's argument.
19183 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19184 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19185 of an integer constant at compile-time.
19187 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19190 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19192 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19195 * tree-ssa-live.c (remove_unused_locals): Do not remove
19196 TREE_ADDRESSABLE variables.
19197 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19198 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19199 FOR_CLOBBER. Update all users.
19200 If VAR has an associated alias set, add a virtual operand for
19201 it if no alias is found to conflict with the memory reference.
19203 2007-02-07 Jan Hubicka <jh@suse.cz>
19204 Robert Kidd <rkidd@crhc.uiuc.edu>
19206 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19208 2007-02-07 Ian Lance Taylor <iant@google.com>
19210 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19212 2007-02-07 Roger Sayle <roger@eyesopen.com>
19214 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19215 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19216 tablejumpdi, movsi_to_cr_one): Remove constraints from
19217 define_expand's match_operands.
19219 2007-02-07 Roger Sayle <roger@eyesopen.com>
19221 * global.c (compute_regsets): Move declatation of "i" inside of
19222 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19224 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19227 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19228 of INDIRECT_REF <RESULT_DECL>.
19230 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19232 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19233 Kaz Kojima <kkojima@gcc.gnu.org>
19236 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19238 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19240 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19242 * doc/loop.texi: Document possibility not to perform disambiguation
19243 of loops with multiple latches.
19244 * cfgloopmanip.c (alp_enum_p): Removed.
19245 (add_loop): Handle subloops. Use get_loop_body_with_size.
19246 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19247 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19248 the new forwarder block.
19249 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19250 Handle the case latch is NULL.
19251 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19252 modifications when marking loop exits.
19253 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19255 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19256 disambiguate_loops_with_multiple_latches.
19257 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19258 before fix_loop_structure.
19259 * cfgloop.c: Include pointer-set.h and output.h.
19260 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19261 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19262 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19263 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19264 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19265 disambiguate_multiple_latches, get_loop_body_with_size,
19266 disambiguate_loops_with_multiple_latches): New functions.
19267 (flow_loop_dump): Dump multiple latch edges.
19268 (flow_loop_nodes_find): Handle loops with multiple latches.
19269 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19270 (glb_enum_p): Modified.
19271 (get_loop_body): Use get_loop_body_with_size.
19272 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19273 (AVOID_CFG_MODIFICATIONS): New constant.
19274 (disambiguate_loops_with_multiple_latches, add_loop,
19275 get_loop_body_with_size): Declare.
19276 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19278 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19280 PR inline-asm/28686
19281 * global.c (compute_regsets): New function.
19282 (global_alloc): Refactored ELIMINABLE_REGSET
19283 and NO_GLOBAL_ALLOC_REGS computation out.
19284 (rest_of_handle_global_alloc): Call compute_regsets()
19285 for non-optimizing case.
19287 2007-02-06 Richard Henderson <rth@redhat.com>
19289 * config/i386/constraints.md (Y2): Rename from Y.
19290 (Yi): New constraint.
19291 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19292 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19293 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19294 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19295 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19296 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19297 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19298 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19299 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19300 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19301 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19302 vec_extractv2si_1): Change Y constraints to Y2.
19303 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19304 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19305 Change Y constraints to Y2.
19306 (sse2_loadld): Change Y constraints to x.
19308 2007-02-06 Roger Sayle <roger@eyesopen.com>
19310 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19311 (parity<mode>2): New define_expand using rs6000_emit_parity.
19312 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19313 rs6000_emit_parity): New functions.
19314 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19315 rs6000_emit_parity): Prototype here.
19317 2007-02-06 Ian Lance Taylor <iant@google.com>
19319 * lower-subreg.c (simple_move_operand): Reject CONST.
19320 (resolve_clobber): Call validate_change rather than directly
19321 assigning to XEXP (pat, 0).
19323 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19325 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19326 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19327 (tree-cfg.o): Remove hashtab.h dependency.
19329 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19330 (struct ivopts_data): Change niters to pointer_map_t.
19331 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19332 (niter_for_exit): Create pointer_map on demand. Change for
19334 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19335 (free_loop_data): Destroy data->niters if created and reset field.
19336 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19337 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19339 * tree-ssa-reassoc.c: Include pointer-set.h.
19340 (bb_rank): Change to long *.
19341 (operand_rank): Change to pointer_map_t.
19342 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19343 (insert_operand_rank): Accept long.
19344 (operand_entry_hash, operand_entry_eq): Remove.
19345 (get_rank): Return long. Adjust for changes above.
19346 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19348 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19350 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19351 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19352 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19354 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19355 directly since it cannot be NULL.
19356 (get_vi_for_tree): Rewrite for pointer_map API.
19357 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19358 (init_alias_vars): Create vi_for_tree as pointer_map.
19359 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19361 * tree-cfg.c: Don't include hashtab.h.
19362 (edge_to_cases): Declare as pointer_map.
19363 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19365 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19366 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19367 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19369 (record_switch_edge): Delete.
19370 (get_cases_for_edge): Adjust for pointer_map API, inline
19371 record_switch_edge (rewritten for new API), remove goto.
19373 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19375 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19376 * tree-nested.c: Include pointer-set.h.
19377 (var_map_elt, var_map_eq, var_map_hash): Delete.
19378 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19379 to pointer_map_t's.
19380 (nesting_info_bitmap_obstack): New.
19381 (lookup_field_for_decl): Adjust for pointer_map API.
19382 (lookup_tramp_for_decl): Adjust for pointer_map API.
19383 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19384 (get_local_debug_decl): Adjust for pointer_map API.
19385 (convert_nl_goto_reference): Adjust for pointer_map API.
19386 (convert_nl_goto_receiver): Adjust for pointer_map API.
19387 (create_nesting_tree): Create outside GGC space. Create bitmap on
19388 the new obstack. Create field_map and var_map as pointer_maps.
19389 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19391 (lower_nested_functions): Move root here, no need to NULL it.
19392 Initialize and release the obstack.
19394 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19396 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19397 Remove prototypes and make them non-static.
19398 (struct tree_int_map): Remove.
19399 * tree.h (struct tree_int_map): Move here, turning TO into an
19401 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19403 * tree.h (TREE_COMPLEXITY): Remove.
19404 (struct tree_exp): Remove complexity field.
19405 * tree.c (build1_stat): Don't set it.
19407 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19408 Victor Kaplansky <victork@il.ibm.com>
19410 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19411 (vect_is_simple_reduction): Support reduction with induction as
19412 one of the operands.
19413 (vect_is_simple_iv_evolution): Fix formatting.
19414 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19415 formatting. Don't mark induction phis for vectorization.
19416 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19417 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19418 (vect_get_vec_def_for_operand): Support induction.
19419 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19421 (vectorizable_reduction): Support reduction with induction as one of
19423 (vectorizable_type_demotion): Use def-type of stmt argument rather
19424 than dummy def-type.
19426 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19427 flag_tree_scev_cprop.
19428 * common.opt (tree-scev-cprop): New flag.
19430 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19431 call to vect_get_new_vect_var.
19433 2007-02-06 Ira Rosen <irar@il.ibm.com>
19435 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19436 vectype is not NULL.
19437 (vect_pattern_recog_1): Likewise.
19439 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19441 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19442 (fold_negate_expr): Likewise.
19444 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19447 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19448 even if cv-qualification is the same.
19450 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19452 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19453 __enable_execute_stack on completion.
19455 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19457 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19458 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19459 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19460 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19461 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19462 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19463 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19464 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19466 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19468 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19469 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19470 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19471 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19472 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19473 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19474 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19475 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19476 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19477 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19478 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19479 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19480 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19481 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19482 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19483 sqrtextenddfxf2_i387): Added amdfam10_decode.
19485 * config/i386/athlon.md (athlon_idirect_amdfam10,
19486 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19487 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19488 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19489 athlon_ivector_store_amdfam10): New define_insn_reservation.
19490 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19493 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19495 * config/i386/athlon.md (athlon_call_amdfam10,
19496 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19497 define_insn_reservation.
19498 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19499 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19500 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19502 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19504 * config/i386/athlon.md (athlon_sseld_amdfam10,
19505 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19506 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19508 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19510 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19511 define_insn_reservation.
19512 * config/i386/i386.md (sseins): Added sseins to define_attr type
19513 and define_attr unit.
19514 * config/i386/sse.md: Set type attribute to sseins for insertq
19517 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19519 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19520 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19521 ssecomi_load_amdfam10, ssecomi_amdfam10,
19522 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19523 define_insn_reservation.
19524 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19526 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19528 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19529 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19530 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19531 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19532 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19533 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19534 define_insn_reservation.
19536 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19537 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19538 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19539 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19540 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19542 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19544 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19545 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19546 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19547 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19548 athlon_ssemul_load_k8): Added amdfam10.
19550 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19552 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19553 (x86_sse_unaligned_move_optimal): New variable.
19555 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19557 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19558 for unaligned vector SSE double/single precision loads for AMDFAM10.
19560 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19562 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19563 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19564 Define TARGET_CPU_DEFAULT_amdfam10.
19565 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19566 (processor_type): Add PROCESSOR_AMDFAM10.
19568 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19569 processor_type in config/i386/i386.h.
19570 Enable imul peepholes for TARGET_AMDFAM10.
19572 * config.gcc: Add support for --with-cpu option for amdfam10.
19574 * config/i386/i386.c (amdfam10_cost): New variable.
19575 (m_AMDFAM10): New macro.
19576 (m_ATHLON_K8_AMDFAM10): New macro.
19577 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19578 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19579 x86_promote_QImode, x86_integer_DFmode_moves,
19580 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19581 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19582 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19583 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19584 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19585 Enable/disable for amdfam10.
19586 (override_options): Add amdfam10_cost to processor_target_table.
19587 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19588 processor_alias_table.
19589 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19590 (ix86_adjust_cost): Add code for amdfam10.
19592 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19594 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19595 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19596 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19597 * config/i386/i386.h: Add builtin definition for SSE4A.
19598 * config/i386/i386.md: Add support for ABM instructions
19599 (popcnt and lzcnt).
19600 * config/i386/sse.md: Add support for SSE4A instructions
19601 (movntss, movntsd, extrq, insertq).
19602 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19603 Add -march=amdfam10 flag.
19604 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19605 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19607 * doc/extend.texi: Add documentation for SSE4A builtins.
19609 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19611 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19613 2007-02-05 Richard Guenther <rguenther@suse.de>
19615 * tree-vectorizer.h (vectorizable_function): Add argument type
19616 argument, change return type.
19617 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19618 * tree-vect-transform.c (vectorizable_function): Handle extra
19619 argument, return vectorized function decl.
19620 (build_vectorized_function_call): Remove.
19621 (vectorizable_call): Handle calls with result and argument types
19622 differing. Handle loop vectorization factor correctly.
19623 * targhooks.c (default_builtin_vectorized_function): Adjust for
19625 * targhooks.h (default_builtin_vectorized_function): Likewise.
19626 * target.h (builtin_vectorized_function): Add argument type
19628 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19629 extra argument, allow vectorizing of lrintf.
19630 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19631 documentation of target hook.
19633 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19636 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19637 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19638 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19640 2007-02-05 Roger Sayle <roger@eyesopen.com>
19642 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19643 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19644 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19645 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19646 before canonicalizing sincos to cexpi.
19647 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19649 2007-02-05 Roger Sayle <roger@eyesopen.com>
19651 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19652 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19653 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19655 2007-02-05 Roger Sayle <roger@eyesopen.com>
19657 * mips-tfile.c (initialize_init_file): Correct endianness test.
19659 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19661 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19662 the 'y' constraint.
19664 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19666 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19667 saves in a PARALLEL before the register assignments.
19669 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19671 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19672 DWARF_FRAME_RETURN_COLUMN to be a general register.
19673 * dwarf2out.c (init_return_column_size): New function, split from...
19674 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19675 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19676 to be nongeneral registers.
19677 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19679 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19680 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19682 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19684 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19686 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19688 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19689 (remove_path): Use can_remove_branch_p and remove_branch instead
19690 of loop_delete_branch_edge.
19691 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19692 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19693 Update profile using scale_dominated_blocks_in_loop.
19694 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19695 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19696 (can_remove_branch_p, remove_branch): Declare.
19697 * tree-cfg.c (tree_can_remove_branch_p): New function.
19698 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19699 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19700 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19702 2007-02-05 Jan Hubicka <jh@suse.cz>
19704 PR middle-end/30696
19705 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19706 nodes in cgraph, don't remove offline copy of the function.
19708 2007-02-04 Jan Hubicka <jh@suse.cz>
19710 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19711 vectors might cause maybe_lookup_element_for_expr to be called
19712 on non-sra-candidate.
19714 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19716 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19717 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19718 spelling conventions.
19720 2007-02-04 Richard Guenther <rguenther@suse.de>
19722 PR middle-end/30636
19723 * fold-const.c (try_move_mult_to_index): Make sure to not
19724 overflow one dimension of a multi-dimensional array access.
19726 2007-02-04 Jan Hubicka <jh@suse.cz>
19728 * passes.c (init_optimization_passes): Reindent.
19730 2007-02-04 Jan Hubicka <jh@suse.cz>
19731 Eric Botcazou <ebotcazou@adacore.com>
19733 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19734 (execute_fixup_cfg): Break out the abnormal goto code.
19735 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19736 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19737 (optimize_inline_calls): Call make_nonlocal_label_edges.
19739 2007-02-04 Jan Hubicka <jh@suse.cz>
19741 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19742 true when something was changed.
19743 (rename_ssa_copies): When something was changed, do
19744 TODO_remove_unused_locals.
19745 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19746 add TODO_remove_unused_locals when instruction was removed.
19748 2007-02-04 Jan Hubicka <jh@suse.cz>
19750 * ipa-inline.c (try_inline): Improve debug output; work on already
19752 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19753 call try_inline for already inlined edges too when flattening;
19754 inline also functions that make callee growth but overall unit size
19757 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19759 * config/m32c/bitops.md, config/m32c/jump.md,
19760 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19761 config/m32r/m32r.h, config/m32r/m32r.md,
19762 config/m32r/predicates.md, config/m68hc11/larith.asm,
19763 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19764 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19765 config/mips/mips-protos.h, config/mips/mips.c,
19766 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19767 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19768 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19769 spelling conventions.
19771 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19772 Follow spelling conventions.
19774 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19776 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19777 warn about C++0x compatibility.
19779 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19781 * config/h8300/h8300.c, config/h8300/h8300.h,
19782 config/h8300/h8300.md: Follow spelling conventions.
19784 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19786 PR middle-end/30667
19787 * combine.c (try_combine): Do not substitute source operand
19788 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19790 2007-02-03 Jan Hubicka <jh@suse.cz>
19792 PR gcov-profile/30650
19793 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19794 do not divide by zero for never executed counters.
19795 (tree_find_values_to_profile): Fix counters.
19796 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19798 2007-02-03 Ian Lance Taylor <iant@google.com>
19800 * lower-subreg.c (simple_move_operand): New static function,
19801 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19803 (simple_move): Call simple_move_operand.
19804 (find_decomposable_subregs): Add special handling of MEMs.
19805 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19806 meaning of return value. If we see a hard register, test whether
19807 it can store a word_mode value. Change all callers.
19809 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19811 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19812 ftrapv insns and expanders.
19813 (subdi3): Change define_expand operand 1 to arith11_operand, and
19814 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19815 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19816 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19819 PR middle-end/30174
19820 * varasm.c (notice_global_symbol): Treat global objects as weak when
19821 flag_shlib is true.
19823 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19825 * emit-rtl.c (dconstpi): Delete.
19826 (dconstsqrt2): New.
19827 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19828 * real.h (dconstpi): Delete.
19829 (dconstsqrt2): New.
19830 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19831 (fold_builtin_hypot): Likewise.
19833 2007-02-03 Tom Tromey <tromey@redhat.com>
19836 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19837 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19839 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19841 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19842 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19843 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19844 config/rs6000/cell.md, config/rs6000/darwin.h,
19845 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19846 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19847 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19848 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19849 typos. Follow spelling conventions.
19850 * doc/invoke.texi: Follow spelling conventions.
19852 2007-02-03 Roger Sayle <roger@eyesopen.com>
19854 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19855 canonicalization transformations that attempt to simplify integer
19856 constant comparisons to become comparisons against zero.
19858 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19860 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19862 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19863 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19865 2007-02-02 Mike Stump <mrs@apple.com>
19867 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19868 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19869 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19870 generate a branch island.
19872 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19874 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19875 (xtensa_legitimate_address_p): New.
19876 (xtensa_legitimize_address): New.
19877 (xtensa_output_addr_const_extra): New.
19878 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19880 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19881 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19882 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19883 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19884 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19885 (xtensa_legitimize_address): New.
19886 (xtensa_output_addr_const_extra): New.
19888 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19890 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19892 2007-02-02 Ian Lance Taylor <iant@google.com>
19894 * expmed.c (expand_divmod): Add comment.
19896 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19898 * emit-rtl.c (renumber_insns): Remove.
19899 * flags.h: Remove the extern for flag_renumber_insns.
19900 * rtl.h: Remove the prototype for renumber_insns.
19901 * toplev.c (flag_renumber_insns): Remove.
19903 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19905 Revert for x86 darwin:
19906 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19908 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19909 code before the following patch under TARGET_MACHO.
19910 (ix86_function_value_regno_p): Likewise.
19912 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19914 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19917 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19920 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19921 loads to general or fp registers. Add comments.
19922 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19924 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19926 * pointer-set.c (insert_aux): Only return insertion slot.
19927 (pointer_set_insert): Adjust.
19928 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19929 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19930 pointer_map_traverse): New.
19931 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19932 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19933 pointer_map_contains, pointer_map_traverse): Declare.
19935 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19937 PR middle-end/30473
19938 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19939 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19941 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19943 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19945 (struct _dep): New type.
19946 (dep_t): New typedef.
19947 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19948 (DEP_STATUS): New access macro. The macro with the same name was
19949 renamed to DEP_LINK_STATUS.
19950 (dep_init): Declare function
19952 (struct _dep_link): New type.
19953 (dep_link_t): New typedef.
19954 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19955 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19956 (DEP_LINK_STATUS): New macro.
19957 (debug_dep_links): New debug function.
19959 (struct _deps_list): New type.
19960 (deps_list_t): New typedef.
19961 (DEPS_LIST_FIRST): New access macro.
19962 (FOR_EACH_DEP_LINK): New cycle macro.
19963 (create_deps_list, free_deps_list, delete_deps_list): Declare
19965 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19966 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19967 (copy_deps_list_change_con): Ditto.
19969 (move_dep_link): Declare function.
19971 (struct _dep_node): New type.
19972 (dep_node_t): New typedef.
19973 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19975 (struct haifa_insn_data.back_deps): New field to hold backward
19976 dependencies of the insn.
19977 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19979 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19980 Change its type to deps_list_t.
19981 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19982 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19983 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19985 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19987 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19989 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19991 (dep_cost): Declare.
19993 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19994 (ds_to_dk, dk_to_ds): New functions.
19996 (init_dep_1): New static function.
19997 (init_dep): New function.
19998 (copy_dep): New static function.
20000 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20002 (detach_dep_link): New static function.
20003 (move_dep_link): New function.
20005 (dep_links_consistent_p, dump_dep_links): New static functions.
20006 (debug_dep_links): New debugging function.
20008 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20010 (alloc_deps_list, init_deps_list): New static functions.
20011 (create_deps_list): New function.
20012 (clear_deps_list): New static function.
20013 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20014 (deps_list_consistent_p, dump_deps_list): New static functions.
20015 (debug_deps_list): New function.
20016 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20018 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20020 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20021 use new scheduler dependencies lists.
20022 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20023 (sched_analyze): Ditto. Initialize dependencies lists.
20024 (add_forw_dep, compute_forward_dependences): Update to use new
20025 scheduler dependencies lists.
20027 (init_dependency_caches): Init deps_obstack.
20028 (free_dependency_caches): Free deps_obstack.
20030 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20031 new scheduler dependencies lists.
20032 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20033 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20035 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20036 Update to use new scheduler dependencies lists.
20037 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20038 (debug_dependencies): Ditto.
20039 (schedule_region): Update comments.
20041 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20042 scheduler dependencies lists.
20043 (schedule_ebb): Update comments.
20045 * rtl.def (DEPS_LIST): Remove.
20047 * lists.c (unused_deps_list): Remove.
20048 (free_list): Update assertions.
20050 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20051 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20053 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20054 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20056 * haifa-sched.c (comments): Update.
20057 (insn_cost1): Remove. Inline the code into insn_cost ().
20058 (insn_cost): Update to use new scheduler dependencies lists. Move
20059 processing of the dependency cost to dep_cost ().
20060 (dep_cost): New function. Use it instead of insn_cost () when
20061 evaluating cost of the dependency. Use compatible interface to
20062 interact with the target.
20063 (priority): Update to use new scheduler dependencies lists.
20064 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20065 with greater number of insns that depend on the insn.
20066 (schedule_insn): Update to use new scheduler dependencies lists. Add
20067 code to free backward dependencies lists. Inline and optimize code
20068 from resolve_dep () - see PR28071.
20069 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20070 lists. Update call to targetm.sched.is_costly_dependence hook.
20072 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20073 scheduler dependencies lists.
20075 (resolve_dep): Remove. Move the logic to schedule_insn ().
20076 (init_h_i_d): Initialize dependencies lists.
20078 (process_insn_depend_be_in_spec): Rename to
20079 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20080 dependencies lists.
20081 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20082 Update to use new scheduler dependencies lists.
20083 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20085 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20086 new scheduler dependencies lists.
20087 (build_intra_loop_deps): Ditto.
20089 * target.h (struct _dep): Declare to use in
20090 gcc_target.sched.is_costly_dependence.
20091 (struct gcc_target.sched.adjust_cost): Fix typo.
20092 (struct gcc_target.sched.is_costly_dependence): Change signature to
20093 use single dep_t parameter instead of an equivalent triad.
20094 (struct gcc_target.sched.adjust_cost_2): Remove.
20096 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20098 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20100 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20102 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20104 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20105 (REG_DEP_TRUE): Document.
20107 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20108 Change signature to correspond to the targetm.sched.adjust_cost hook.
20109 Update use in TARGET_SCHED_ADJUST_COST_2.
20110 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20111 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20112 new scheduler dependencies lists.
20113 (ia64_gen_check): Ditto.
20115 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20116 scheduler dependencies lists.
20118 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20119 signature to correspond to the targetm.sched.is_costly_dependence hook.
20120 (is_costly_group): Update to use new scheduler dependencies lists.
20122 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20123 instead of INSN_COST () macro.
20125 2007-02-01 Ian Lance Taylor <iant@google.com>
20127 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20129 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20131 * pa.md (tp_load): Correct mfctl instruction syntax.
20133 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20135 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20136 altivec_padding_size calculation on AIX. Improve comment, add
20137 assert to verify that it's right.
20139 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20142 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20144 PR inline-asm/28686
20145 * global.c (global_alloc): Add mising initialization of
20148 2007-02-01 Roger Sayle <roger@eyesopen.com>
20150 * alias.c (init_alias_analysis): Correct whitespace.
20151 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20152 partition_hot_cold_basic_blocks): Likewise.
20153 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20154 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20155 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20156 fold_builtin_snprintf_chk, fold_builtin_printf,
20157 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20158 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20159 * cfgcleanup.c (cleanup_cfg): Likewise.
20160 * cfgexpand.c (tree_expand_cfg): Likewise.
20161 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20162 * function.c (get_next_funcdef_no): Likewise.
20163 * gengtype.c (main): Likewise.
20164 * genmodes.c (main): Likewise.
20165 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20166 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20167 * ifcvt.c (noce_emit_move_insn): Likewise.
20168 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20170 * stor-layout.c (get_best_mode): Likewise.
20171 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20172 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20173 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20174 perform_var_substitution, solve_graph): Likewise.
20175 * tree-vrp.c (vrp_finalize): Likewise.
20177 2007-02-01 Ian Lance Taylor <iant@google.com>
20179 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20180 high part of a paradoxical subreg, return a constant zero.
20182 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20184 * toplev.c (lang_dependent_init): Call init_set_costs.
20185 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20187 2007-02-01 Richard Guenther <rguenther@suse.de>
20189 PR middle-end/30656
20190 * fold-const.c (fold_negate_expr): Allow negating a
20191 constant if overflow does not change.
20193 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20195 * doc/c-tree.texi (Expression trees): Improve markup.
20196 * doc/tm.texi (Register Classes, Addressing Modes)
20197 (Floating Point): Fix spacing after abbreviations. Fix some
20200 2007-02-01 Ben Elliston <bje@au.ibm.com>
20202 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20203 * doc/contrib.texi: Likewise.
20204 * doc/install.texi: Likewise.
20206 2007-01-31 Richard Henderson <rth@redhat.com>
20207 Ian Lance Taylor <iant@google.com>
20209 * lower-subreg.c: New file.
20210 * rtl.def (CONCATN): Define.
20211 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20212 pass_lower_subreg2.
20213 * emit-rtl.c (update_reg_offset): New static function, broken out
20214 of gen_rtx_REG_offset.
20215 (gen_rtx_REG_offset): Call update_reg_offset.
20216 (gen_reg_rtx_offset): New function.
20217 * regclass.c: Revert patch of 2006-03-05, restoring
20219 (clear_reg_info_regno): New function.
20220 * dwarf2out.c (concatn_loc_descriptor): New static function.
20221 (loc_descriptor): Handle CONCATN.
20222 * common.opt (fsplit_wide_types): New option.
20223 * opts.c (decode_options): Set flag_split_wide_types when
20225 * timevar.def (TV_LOWER_SUBREG): Define.
20226 * rtl.h (gen_reg_rtx_offset): Declare.
20227 (reg_scan_update): Declare.
20228 * regs.h (clear_reg_info_regno): Declare.
20229 * tree-pass.h (pass_lower_subreg): Declare.
20230 (pass_lower_subreg2): Declare.
20231 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20232 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20233 -fsplit-wide-types.
20234 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20235 * Makefile.in (OBJS-common): Add lower-subreg.o.
20236 (lower-subreg.o): New target.
20238 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20240 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20242 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20245 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20247 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20249 PR middle-end/29335
20250 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20252 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20254 * cfgloop.h: Include vec-prim.h.
20255 (enum li_flags): Remove LI_ONLY_OLD.
20256 (loop_iterator): Changed.
20257 (fel_next, fel_init): Iterate over loop tree.
20258 (FOR_EACH_LOOP_BREAK): New macro.
20259 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20261 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20262 * modulo-sched.c (sms_schedule): Ditto.
20263 * tree-vectorizer.c (vectorize_loops): Ditto.
20264 * doc/loop.texi: Update information on loop numbering and behavior of
20265 FOR_EACH_LOOP wrto new loops.
20266 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20267 add_to_evolution_1): Test nestedness of loops instead of comparing
20269 * tree-chrec.c (chrec_fold_plus_poly_poly,
20270 chrec_fold_multiply_poly_poly, chrec_evaluate,
20271 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20272 reset_evolution_in_loop): Ditto.
20273 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20275 2007-01-31 Dirk Mueller <dmueller@suse.de>
20277 * c-common.c (warn_about_parentheses): Separate warning about
20278 un-parenthized sequence of comparison operators from the one
20279 which is supposed to warn about x <= y <= z.
20281 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20283 * optabs.h (enum optab_index): Add new OTI_isinf.
20284 (isinf_optab): Define corresponding macro.
20285 * optabs.c (init_optabs): Initialize isinf_optab.
20286 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20288 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20289 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20291 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20292 expand_builtin_interclass_mathfn.
20293 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20294 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20295 (fxam<mode>2_i387): New insn pattern.
20296 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20297 built-in functions as x87 inline asm.
20299 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20301 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20303 2007-01-30 Eric Christopher <echristo@apple.com>
20305 * config.gcc: Add geode.
20307 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20309 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20310 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20311 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20312 value-prof.c: Fix comment typos.
20314 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20317 * doc/invoke.texi (Wpointer-arith): Document warning.
20319 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20321 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20322 the list of discrepancies from the draft TR.
20324 2007-01-30 Dirk Mueller <dmueller@suse.de>
20327 * doc/invoke.texi (-Wreturn-type): Update description to
20328 match new behavior.
20330 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20332 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20334 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20336 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20337 to handle optabs that operate on floating point input argument and
20338 output to integer output.
20339 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20340 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20341 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20342 expand_builtin_interclass_mathfn ().
20343 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20344 (ilogbsi2): Remove.
20345 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20346 ilogbl built-in functions as x87 intrinsics.
20348 2007-01-30 Richard Guenther <rguenther@suse.de>
20350 PR middle-end/27657
20351 * dwarf2out.c (reference_to_unused): Query varpool if the
20352 variable was output.
20354 2007-01-30 Richard Guenther <rguenther@suse.de>
20356 PR middle-end/30313
20357 * passes.c (execute_one_pass): Reset in_gimple_form to not
20358 confuse non-unit-at-a-time mode.
20360 2007-01-29 Roger Sayle <roger@eyesopen.com>
20361 Richard Guenther <rguenther@suse.de>
20363 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20364 avoid undefined behaviour on overflow. Use force_fit_type_double
20365 to construct the constant with the specified TREE_OVERFLOW.
20367 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20369 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20370 * config/dfp-bit.h: Ditto.
20372 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20374 * c-decl.c (pop_scope): Replace warnings with call to
20375 warn_for_unused_label.
20376 * c-common.h (warn_for_unused_label): Declare.
20377 * c-common.c (warn_for_unused_label): Define.
20379 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20381 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20384 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20386 * Makefile.in (USER_H): Remove decfloat.h.
20387 * ginclude/decfloat.h: Delete, moving contents to ...
20388 * ginclude/float.h: Add support for decimal floating point,
20389 guarded by __STDC_WANT_DEC_FP__.
20391 2007-01-29 Mike Stump <mrs@apple.com>
20393 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20394 Analysis and Representation to resolve case insensitive conflict.
20395 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20397 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20399 * tree.h (struct tree_memory_tag): Add aliases member.
20400 (MTAG_ALIASES): New macro.
20401 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20402 (add_may_alias): Remove pointer-set. Update for may_aliases being
20404 (mark_aliases_call_clobbered): Update for may_aliases being a
20406 (compute_tag_properties): Ditto.
20407 (create_partition_for): Ditto.
20408 (compute_memory_partitions): Ditto.
20409 (dump_may_aliases_for): Ditto.
20410 (is_aliased_with): Ditto.
20411 (add_may_alias_for_new_tag): Ditto.
20412 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20413 (compute_is_aliased): New function.
20414 (compute_may_aliases): Call compute_is_aliased).
20415 (init_alias_info): Initialize alias_bitmap_obstack.
20416 (union_alias_set_into): New function.
20417 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20418 (have_common_aliases_p): Rewrite to take two bitmaps and use
20420 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20421 Update for bitmaps.
20422 (finalize_ref_all_pointers): Update for add_may_alias changes.
20423 (new_type_alias): Ditto.
20424 * tree-flow-inline.h (may_aliases): Return a bitmap.
20425 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20426 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20427 may_aliases being a bitmap.
20428 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20429 may_aliases now returns a bitmap.
20430 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20432 * tree-ssa-operands.c (add_virtual_operand): Update for
20433 may_aliases being a bitmap.
20435 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20437 PR tree-optimization/30630
20438 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20439 variable as changed.
20441 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20444 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20445 expanded only once even if an error occurs.
20447 2007-01-29 Ben Elliston <bje@au.ibm.com>
20449 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20450 (__gcov_average_profiler): Likewise.
20451 (__gcov_ior_profiler): Likewise.
20452 (__gcov_merge_ior): Likewise.
20454 2007-01-28 Jan Hubicka <jh@suse.cz>
20456 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20457 * value-prof.c (stringop_block_profile): Likewise.
20459 2007-01-28 Jan Hubicka <jh@suse.cz>
20461 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20462 Add variant handling histograms; add wrapper.
20463 (clear_storage_via_libcall): Export.
20464 (emit_block_move_hints): Break out from ...; add histograms.
20465 (emit_block_move): ... this one.
20466 (clear_storage_hints): Break out from ...; add histograms.
20467 (clear_storage): ... this one.
20468 (set_storage_via_memset): Handle histogram.
20469 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20470 (clear_storage_hints, clear_storage_via_libcall): Declare.
20471 (set_storage_via_setmem): Update prototype.
20472 * doc/md.texi (movmem, setmem): Document new arguments.
20474 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20475 Add new histograms.
20476 (stringop_block_profile): New global function.
20477 (tree_stringops_values_to_profile): Profile block size and alignment.
20478 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20480 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20481 (stringop_block_profile): Declare.
20482 * builtins.c: Include value-prof.h.
20483 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20484 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20485 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20486 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20487 * profile.c (instrument_values): Add new counters.
20488 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20490 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20491 (tree_init_edge_profiler): Build new profilers.
20492 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20493 (pass_tree_profile): Add dump.
20494 (tree_profile_hooks): Update.
20495 * Makefile.in (LIBGCOV): Add new constants.
20496 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20497 __gcov_ior_profiler): New.
20498 * i386.md (movmem/setmem expanders): Add new optional arguments.
20500 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20502 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20504 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20506 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20507 (tree_unswitch_single_loop): Pass eni_size_weights to
20508 tree_num_loop_insns.
20509 * tree-ssa-loop-manip.c: Include tree-inline.h.
20510 (can_unroll_loop_p): Pass eni_size_weights to
20511 tree_num_loop_insns.
20512 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20513 Pass eni_size_weights to estimate_num_insns.
20514 * tree.h (init_inline_once): Export.
20515 * toplev.c (backend_init): Call init_inline_once.
20516 * cgraphunit.c (cgraph_process_new_functions,
20517 cgraph_analyze_function): Pass eni_inlining_weights to
20518 estimate_num_insns.
20519 * ipa-inline.c (compute_inline_parameters): Ditto.
20520 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20521 to estimate_num_insns.
20522 (try_unroll_loop_completely): Pass eni_size_weights to
20523 tree_num_loop_insns.
20524 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20525 ot estimate_num_insns.
20526 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20527 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20528 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20529 eni_time_weights): New variables.
20530 (init_inline_once): Initialize them.
20531 (struct eni_data): Mew.
20532 (estimate_num_insns_1, estimate_num_insns): Use weights.
20533 * tree-inline.h (struct eni_weights_d): New.
20534 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20535 (estimate_num_insns): Declaration changed.
20536 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20537 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20538 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20540 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20542 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20543 relations in the conflict function is valid.
20545 2007-01-27 Ian Lance Taylor <iant@google.com>
20547 * common.opt: Add fstrict-overflow.
20548 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20549 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20550 (TYPE_OVERFLOW_UNDEFINED): Define.
20551 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20553 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20554 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20555 (fold_negate_expr): Likewise.
20556 (make_range): Likewise.
20557 (extract_muldiv_1): Likewise.
20558 (maybe_canonicalize_comparison): Likewise.
20559 (fold_comparison): Likewise.
20560 (fold_binary): Likewise.
20561 (tree_expr_nonnegative_p): Likewise.
20562 (tree_expr_nonzero_p): Likewise.
20563 * tree-vrp.c (compare_values): Likewise.
20564 (extract_range_from_binary_expr): Likewise.
20565 (extract_range_from_unary_expr): Likewise.
20566 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20568 (nowrap_type_p): Likewise.
20569 * tree-scalar-evolution.c (simple_iv): Likewise.
20570 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20571 (build_range_check): Likewise.
20572 (extract_muldiv_1): Likewise.
20573 (fold_comparison): Likewise.
20574 * tree-vrp.c (vrp_int_const_binop): Likewise.
20575 (extract_range_from_unary_expr): Likewise.
20576 * convert.c (convert_to_integer): Likewise.
20577 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20578 (fold_comparison): Likewise.
20579 (fold_binary): Likewise.
20580 * optabs.c (optab_for_tree_code): Likewise.
20581 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20582 * simplify-rtx.c (simplify_const_relational_operation): Check
20583 flag_strict_overflow and flag_trapv.
20584 (simplify_const_relational_operation): Likewise.
20585 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20586 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20589 2007-01-27 Roger Sayle <roger@eyesopen.com>
20591 * tree.c (tree_fold_gcd): Delete.
20592 * tree.h (tree_fold_gcd): Remove prototype.
20593 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20594 test whether one constant integer is a multiple of another. Instead
20595 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20596 * fold-const.c (multiple_of_p): We've determined both TOP and
20597 BOTTOM are integer constants so we can call int_const_binop directly
20598 instead of the more generic const_binop.
20600 2007-01-27 Roger Sayle <roger@eyesopen.com>
20602 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20603 1*X check that the constant hasn't overflowed, to preserve the
20605 (round_up): Provide an efficient implementation when rouding-up an
20606 INTEGER_CST to a power-of-two.
20608 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20610 * doc/sourcebuild.texi: Add comma for clarity.
20611 * doc/extend.texi: Fix some typos.
20612 * doc/passes.texi: Likewise.
20613 * doc/cppinternals.texi: Likewise.
20614 * doc/c-tree.texi: Likewise.
20615 * doc/tree-ssa.texi: Likewise.
20616 * doc/install.texi: Likewise.
20618 2007-01-27 Jan Hubicka <jh@suse.cz>
20620 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20621 (pass_sra): Do not require alias information.
20622 * passes.c (init_optimization_passes): Add SRA
20624 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20626 * tracer.c (rest_of_handle_tracer): We already cleaned
20627 up the CFG in tracer() so don't do it here again.
20628 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20629 cleanup_cfg here, either. And don't call renumber_insns.
20631 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20632 and BB_HEAD are in the insn stream here. Instead make sure
20633 that BB_INSN is valid on all insns. Also, do check here that
20634 there are no pending branch predictions...
20635 (rtl_verify_flow_info): ...instead of doing it here. Checks
20636 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20639 2007-01-26 Roger Sayle <roger@eyesopen.com>
20641 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20642 function to simplify/factorize operand order canonicalization.
20643 (ix86_fixup_binary_operands): Reorganize using the above function.
20644 (ix86_binary_operator_ok): Likewise.
20646 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20648 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20649 file scope from optimize_attrs.
20650 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20652 (optimize_attrs): Clear insn_code_values after freeing it.
20654 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20656 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20657 a parts.base assignment.
20659 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20661 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20662 (compute_subscript_distance, initialize_data_dependence_relation,
20663 finalize_ddr_dependent, analyze_ziv_subscript,
20664 analyze_siv_subscript_cst_affine,
20665 compute_overlap_steps_for_affine_univar,
20666 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20667 analyze_siv_subscript, analyze_miv_subscript,
20668 analyze_overlapping_iterations, subscript_dependence_tester_1,
20669 compute_self_dependence, free_dependence_relation): Work
20670 with affine_fn instead of chrecs.
20671 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20672 common_affine_function, affine_function_base,
20673 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20674 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20675 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20676 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20677 (all_chrecs_equal_p): Removed.
20678 * tree-data-ref.h (affine_fn, conflict_function): New types.
20679 (struct subscript): Change type of conflicting_iterations_in_a
20680 and conflicting_iterations_in_b.
20682 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20685 * config/pa/pa.h (TARGET_HPUX_11): New.
20686 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20687 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20689 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20690 Richard Guenther <rguenther@suse.de>
20692 * tree-ssa-structalias.c (solve_graph): Handle case
20693 we merged the variable to another.
20695 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20697 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20700 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20701 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20703 2007-01-25 DJ Delorie <dj@redhat.com>
20705 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20706 allow changes to modes which don't fit in those registers.
20708 * reload1.c (choose_reload_regs): Check for invalid subregs before
20709 computing their locations, not after.
20711 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20714 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20715 save Altivec registers in an eh_return function.
20716 (compute_vrsave_mask): Likewise.
20717 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20718 for saving Altivec registers.
20719 (rs6000_emit_prologue): Don't allocate stack twice in
20720 eh_return function. Correct expected value of altivec_save_offset
20721 when using save_world. Describe save of R0 to stack when using
20722 save_world. Describe stack pointer adjustment when using
20723 save_world. Remove duplicated eh_return parameter register saving.
20724 Update sp_offset variable after save_world.
20725 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20727 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20728 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20731 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20733 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20735 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20738 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20739 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20741 2007-01-25 Richard Guenther <rguenther@suse.de>
20743 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20744 * common.opt (-Wcoverage-mismatch): New warning option.
20745 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20746 if -Wcoverage-mismatch is given.
20748 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20750 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20751 (ipcp_driver): Change to static definition.
20752 Add dumping of the ifunctions.
20753 (constant_val_insert): Remove unused parameter. Support for SSA.
20754 (ipcp_propagate_const): Support for SSA.
20755 (ipcp_profile_bb_print): Print only analyzed nodes.
20756 (ipcp_replace_map_create): Remove support for Fortran constant
20758 * ipa-prop.c (ipa_method_modify_stmt,
20759 ipa_callsite_compute_param): Support for SSA.
20760 * ipa-prop.h (ipcp_driver): Remove declaration.
20761 (IS_VALID_TREE_MAP_INDEX): Add define.
20763 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20765 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20767 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20769 PR middle-end/30447
20770 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20771 constant argument to cabs and do it without checking for
20772 -funsafe-math-optimizations.
20774 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20776 * c-common.h (RID_FIRST_CXX0X): New.
20777 (RID_LAST_CXX0X): New.
20778 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20780 * c.opt (Wc++0x-compat): New.
20781 * doc/invoke.texi (-Wc++0x-compat): Document.
20783 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20785 * builtins.c (fold_builtin_carg): New.
20786 (fold_builtin_1): Use it.
20788 2007-01-24 Jan Hubicka <jh@suse.cz>
20790 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20792 * ipa-inline.c (initial_insns, max_insns): Delete.
20793 (compute_max_insns): New function.
20794 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20795 amount of insns as base for code growth.
20796 (cgraph_decide_inlining): Make initial_insns local; do not compute
20798 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20799 * doc/invoke.texi (inline-unit-growth): Update docs.
20801 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20803 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20804 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20805 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20806 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20807 for CPUs that have PTA_CX16 set.
20809 PR middle-end/27416
20810 * gimplify.c (omp_check_private): New function.
20811 (gimplify_scan_omp_clauses): Use it for
20812 firstprivate/lastprivate/reduction.
20814 PR middle-end/30494
20815 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20816 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20818 PR middle-end/30421
20819 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20820 If lower_lastprivate_clauses emits some statements, append them
20821 to dlist rather than body_p and to body_p append an initializer.
20822 (lower_omp_for): Adjust caller.
20824 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20826 * target.h (globalize_decl_name): New.
20827 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20828 * output.h (default_globalize_decl_name): New.
20829 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20831 (globalize_decl): Ditto.
20832 (default_globalize_decl_name): New.
20833 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20834 (ia64_handle_version_id_attribute): New.
20835 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20836 (ia64_asm_output_external): Use globalize_decl_name instead
20837 of globalize_label.
20838 * doc/extend.texi (version_id): New pragma.
20839 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20841 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20843 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20844 _uleb128_t and _Unwind_SWord with _sleb128_t.
20845 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20846 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20848 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20849 * unwind-pe.h (read_uleb128, read_sleb128,
20850 read_encoded_value_with_base): Likewise.
20851 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20853 2007-01-24 Richard Guenther <rguenther@suse.de>
20855 * builtins.c (expand_builtin_cexpi): Get the fndecl
20856 for cexp in the correct way.
20858 2007-01-24 Jan Hubicka <jh@suse.cz>
20860 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20863 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20865 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20866 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20867 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20868 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20869 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20870 __SIZEOF_PTRDIFF_T__.
20871 * doc/cpp.texi: Documentation for the new builtin macros added.
20873 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20875 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20876 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20877 instead of operands[2] to avoid access past the end of array.
20879 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20881 * reload1.c (emit_reload_insns): Pass the reload register
20882 for a non-spill output reload through forget_old_reloads_1.
20884 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20886 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20887 _SOFT_DOUBLE if doubles use software floating-point.
20888 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20889 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20890 * config/rs6000/darwin-ldouble.c: Also compile functions for
20891 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20892 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20893 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20894 commented-out long double override.
20895 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20896 * config/rs6000/eabispe.h: Likewise.
20897 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20898 long double for non-SPE.
20899 (rs6000_handle_option): Likewise.
20900 (invalid_e500_subreg): Disallow more subregs involding DImode,
20901 DFmode, TImode or TFmode.
20902 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20904 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20906 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20907 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20909 (rs6000_legitimate_address): Also check for TFmode for E500
20911 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20912 (spe_build_register_parallel): Handle TFmode and TCmode.
20913 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20915 (function_arg): Handle TFmode and TCmode for E500 double.
20916 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20918 (print_operand): Handle TFmode and TImode for %y.
20919 (rs6000_generate_compare): Handle TFmode comparisons for E500
20921 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20922 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20923 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20924 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20925 TFmode for E500 double.
20926 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20927 (floatsidf2): Enable for E500 double.
20928 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20929 (extenddftf2): Change to extenddftf2_fprs.
20930 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20931 depending on TARGET_E500_DOUBLE.
20932 (extendsftf2): Enable for E500 double.
20933 (trunctfdf2): Enable for E500 double.
20934 (trunctfsf2): Change to trunctfsf2_fprs.
20935 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20936 depending on TARGET_E500_DOUBLE.
20937 (floatsitf2): Enable for E500 double.
20938 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20939 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20940 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20941 (negtf2): Change to negtf2_internal.
20942 (negtf2): New expander.
20943 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20944 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20945 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20946 (movdi_internal32): Use rs6000_nonimmediate_operand.
20947 (unnamed splitter): Likewise.
20948 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20949 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20950 (SPE64TF, DITI): New mode macros.
20951 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20954 (frob_<mode>_di_2): New.
20955 (frob_tf_di_8_2): New.
20956 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20958 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20960 (frob_ti_<mode>_8_2): New.
20961 (frob_ti_tf_2): New.
20962 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20963 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20965 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20966 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20967 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20968 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20969 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20970 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20973 2007-01-23 Ian Lance Taylor <iant@google.com>
20975 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20977 (OBJS-archive): Reformat, alphabetize.
20978 (OBJS): Change out_object_file to OBJS-md.
20980 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20982 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20983 JUMP_P and CALL_P predicates where applicable.
20984 * config/i386/i386.c: Ditto.
20985 * config/i386/i386.md: Ditto.
20986 * config/i386/mmx.md: Ditto.
20987 * config/i386/predicates.md: Ditto.
20989 2007-01-22 Andreas Schwab <schwab@suse.de>
20991 * config/m68k/m68k.h: Fix comment.
20993 2007-01-22 Jan Hubicka <jh@suse.cz>
20995 * passes.c (init_optimization_passes): Do not rerun
20996 pass_early_warn_uninitialized.
20998 2007-01-22 Richard Guenther <rguenther@suse.de>
21000 PR tree-optimization/30038
21001 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21003 (execute_cse_sincos_1): Likewise.
21004 (execute_cse_sincos): Likewise.
21005 (gate_cse_sincos): Likewise.
21006 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21007 the cexpi() canonicalization of sincos().
21008 * tree-pass.h (pass_cse_sincos): Declare.
21009 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21011 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21013 PR rtl-optimization/29329
21014 * combine.c (replaced_rhs_insn): Rename to i2mod.
21015 (replaced_rhs_value): Rename to i2mod_new_rhs.
21016 (i2mod_old_rhs): New global variable.
21017 (combine_instructions): Adjust for above change. Save a copy of
21018 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21019 note are substituted in the second instruction.
21020 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21021 ditch the note if it pertains to the second eliminated register
21022 and this register is mentioned in i2mod_old_rhs.
21025 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21027 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21028 the insn to which the note was originally attached.
21030 2007-01-21 Jan Hubicka <jh@suse.cz>
21032 * ipa-inline.c (inlining_mode): Comment, move up.
21033 (cgraph_decide_inlining_incrementally): Do not perform inlining
21034 itself; fix handling of flattening of self recursive functions.
21035 (cgraph_find_cycles): Remove.
21036 (cgraph_flatten_node): Remove.
21037 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21038 (try_inline): New function.
21039 (cgraph_early_inlining): Update call of
21040 cgraph_decide_inlining_incrementally. Apply inlining here.
21041 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21043 2007-01-21 Dirk Mueller <dmueller@suse.de>
21046 * tree-vrp.c (check_array_bounds): do not warn
21047 about ADDR_EXPR's of ARRAY_REF's which are immediately
21048 used in binary expressions.
21050 2007-01-21 Ira Rosen <irar@il.ibm.com>
21052 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21053 read_write_dep and macros for its access.
21054 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21055 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21056 argument, call vect_check_interleaving for every independent pair of
21057 data-refs. Mark loads that access the same memory location as a store
21059 (vect_check_dependences): Remove.
21060 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21061 call, fix the call to vect_analyze_data_ref_dependence.
21062 (vect_analyze_data_ref_access): For statements that access the same
21063 data-ref, check that they are not stores; for loads, check that there
21064 is no store that access the same location.
21066 2007-01-20 Roger Sayle <roger@eyesopen.com>
21067 Joseph Myers <joseph@codesourcery.com>
21069 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21070 (-fdump-rtl-stack): Likewise.
21071 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21072 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21073 (-mpt-fixed): Use @minus{} for minus sign.
21074 (Using Precompiled Headers): Fix under/overfull hbox.
21076 2007-01-20 Jan Hubicka <jh@suse.cz>
21078 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21079 place within annotation.
21081 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21083 * pa.c (output_move_double): Change array size of xoperands to 4.
21085 2007-01-20 Jan Hubicka <jh@suse.cz>
21087 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21090 2007-01-19 Ian Lance Taylor <iant@google.com>
21092 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21093 constant to unsigned HOST_WIDE_INT before negating.
21095 2007-01-19 Ian Lance Taylor <iant@google.com>
21097 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21099 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21100 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21101 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21102 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21103 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21104 (realloc_vdef, realloc_vuse): Change second parameter to
21106 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21107 fields to unsigned.
21108 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21109 unsigned. Change x and lim locals to unsigned.
21110 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21112 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21113 (copy_virtual_operands): Change i and n locals to unsigned.
21115 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21117 PR middle-end/29335
21118 * builtins.c (fold_builtin_1): Handle builtin fdim.
21120 2007-01-20 Jan Hubicka <jh@suse.cz>
21122 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21123 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21124 init_alias_heapvars.
21125 (init_alias_heapvars): Initialize only when not already initialized.
21126 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21128 2007-01-19 Roger Sayle <roger@eyesopen.com>
21130 * common.opt (fsigned-zeros): New command line option.
21131 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21132 of flag_unsafe_math_optimizations.
21133 * opts.c (set_fast_math_flags): The -ffast-math command line option
21134 implies -fno-signed-zeros.
21135 (fast_math_flags_set_p): Likewise.
21137 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21138 the documentation of -ffast-math appropriately. Wrap long lines.
21140 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21142 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21143 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21145 2007-01-19 Tomas Bily <tbily@suse.cz>
21147 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21149 (tree_init_ic_make_global_vars): New function
21150 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21151 (tree_gen_ic_profiler): New function
21152 (tree_gen_ic_func_profiler): New function
21153 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21154 (tree_profile_hooks): Added hook for indirec/virtual calls
21155 * value-prof.c (tree_find_values_to_profile): New case for
21157 (tree_values_to_profile): Call for determining indirect/virtual
21159 (tree_indirect_call_to_profile): New function
21160 (tree_ic_transform): New function
21161 (tree_ic): New function
21162 (find_func_by_pid): New function
21163 (init_pid_map): New function
21164 (tree_value_profile_transformations): Added check for
21165 indirect/virtual call transformation
21166 * value-prof.h (enum hist_type): New counter type for
21167 indirect/virtual calls
21168 (profile_hooks): Added new hook for profiling indirect/virtual
21170 * profile.c (instrument_values): New case for indirect/virtual
21172 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21173 (GCOV_COUNTER_V_INDIR): New counter type
21174 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21175 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21177 * cgraph.c: Definition of cgraph_max_pid
21178 (cgraph_create_node): Default init of pid attribute
21179 * cgraph.h: Declaration of cgraph_max_pid
21180 (struct cgraph_node): Added pid attribute
21181 * libgcov.c (__gcov_indirect_call_profiler): New function
21182 (__gcov_one_value_profiler_body): New function
21183 (__gcov_one_value_profiler): Body was moved to
21184 __gcov_one_value_profiler_body and calls it
21186 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21188 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21189 * gengtype.c (write_types_data, write_func_for_structure,
21190 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21191 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21192 (walk_type, write_func_for_structure): Generate the mark_hook if
21195 2007-01-19 Jan Hubicka <jh@suse.cz>
21197 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21198 'early' argument take inlining mode argument specifying whether to
21199 inline for size/speeed or all functions; add support for flattening;
21201 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21203 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21206 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21207 the name of the declared identifier.
21209 2007-01-19 Dirk Mueller <dmueller@suse.de>
21211 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21212 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21213 duplicate evaluation.
21215 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21217 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21218 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21219 to XFMode, use acosxf2 and truncate result to requested mode.
21220 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21221 (asin<mode>2): Similarly, with asin expanders.
21222 (*fscalexf4_i387): Rename from *fscalexf4.
21223 (expNcorexf3): New expander.
21224 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21225 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21226 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21227 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21228 patterns for SSE math.
21229 (exp10<mode>2): Similarly, with exp10 expanders.
21230 (exp2<mode>2): Similarly, with exp2 expanders.
21231 (expm1<mode>2): Similarly, with expm1 expanders.
21232 (ldexp<mode>3): Similarly, with ldexp expanders.
21233 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21234 Use gen_truncxf<mode>2_i387_noop to truncate result.
21236 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21238 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21239 for ColdFire targets.
21241 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21242 Richard Sandiford <richard@codesourcery.com>
21244 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21245 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21246 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21247 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21248 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21249 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21251 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21253 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21254 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21255 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21256 (*adddi_dilshr32_cf): New pattern.
21257 (adddi3, subdi3): Remove first alternatives.
21259 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21261 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21262 implemented using move.l, do not use its cc result for floating-point
21265 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21267 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21268 from accepting 's' constraints if flag_pic.
21270 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21272 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21273 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21274 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21275 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21277 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21279 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21280 ColdFire alternatives.
21281 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21282 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21283 architectures that support ff1 instruction.
21285 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21286 Julian Brown <julian@codesourcery.com>
21288 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21289 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21290 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21293 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21295 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21297 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21298 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21299 HOST_WIDE_INT instead of an rtx.
21300 (m68k_rtx_costs): Update call accordingly.
21301 (output_move_const_into_data_reg): Likewise. Fix formatting.
21302 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21304 (output_move_simode_const): Update calls after above changes.
21305 Rework to use automatic variables and predicates like MEM_P.
21306 * config/m68k/m68k.md (pushexthisi_const): Update call to
21309 2007-01-19 Dirk Mueller <dmueller@suse.de>
21311 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21312 in dump_flags test.
21314 2007-01-19 Richard Guenther <rguenther@suse.de>
21316 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21317 via cexp in case sincos is not available.
21319 2007-01-19 Richard Guenther <rguenther@suse.de>
21321 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21322 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21323 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21324 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21325 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21326 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21327 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21328 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21330 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21332 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21334 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21335 (atan2xf3): Directly generate RTL pattern.
21336 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21337 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21338 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21339 disable patterns for SSE math.
21340 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21341 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21342 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21343 disable patterns for SSE math.
21345 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21347 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21349 2007-01-18 Roger Sayle <roger@eyesopen.com>
21351 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21352 VIEW_CONVERT_EXPR to the same type as it's operand.
21354 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21356 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21357 configured for long double 128.
21359 2007-01-18 Mike Stump <mrs@apple.com>
21361 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21364 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21366 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21369 2007-01-18 Jan Hubicka <jh@suse.cz>
21371 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21372 greater than NUM_VOP_FREE_BUCKETS.
21374 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21376 * tree-ssa-structalias.c: Update comments.
21377 (ptabitmap_obstack): Removed.
21378 (pta_obstack): New.
21379 (oldpta_obstack): Ditto.
21380 (stats): Add a few members.
21381 (struct variable_info): Remove node, complex, address_taken, and
21382 indirect_target members. Add oldsolution member.
21383 (new_var_info): Do not initialize removed members.
21384 (constraint_expr_type): Remove INCLUDES.
21385 (constraint_graph): Add size, implicit_preds, rep,
21386 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21387 (FIRST_REF_NODE): New macro.
21388 (LAST_REF_NODE): Ditto.
21389 (FIRST_ADDR_NODE): Ditto.
21390 (find): New function.
21392 (dump_constraint): Do not handle INCLUDES.
21393 (insert_into_complex): Do not insert duplicate constraints.
21394 (condense_varmap_nodes): Renamed and rewritten into ...
21395 (merge_node_constraints): This. Also fix bug in handling of
21396 offseted copy constraints.
21397 (clear_edges_for_node): No longer need to deal with preds at all,
21398 or removing associated preds/succs.
21399 (merge_graph_nodes): Deal with indirect_cycles.
21400 Don't deal with predecessors.
21401 (add_implicit_graph_edge): New function.
21402 (add_pred_graph_edge): Ditto.
21403 (add_graph_edge): Don't deal with predecessors.
21404 (build_constraint_graph): Removed.
21405 (build_pred_graph): New function.
21406 (build_succ_graph): Ditto.
21407 (struct scc_info): Removed in_component. Added roots, dfs, and
21408 node_mapping. Remove visited_index, unification_queue.
21409 (scc_visit): Deal with union-find we do now.
21410 Deal with cycles with REF nodes.
21411 (collapse_nodes): Renamed and rewritten to ...
21412 (unify_nodes): This.
21413 (process_unification_queue): Removed.
21414 (topo_visit): Cleanup
21415 (do_da_constraint): Use find.
21416 (do_sd_constraint): Ditto.
21417 (do_ds_constraint): Ditto.
21418 (do_complex_constraint): Ditto.
21419 (init_scc_info): Update for removed and added members.
21420 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21421 (find_indirect_cycles): This.
21422 (equivalence_class): New variable.
21423 (label_visit): New function.
21424 (perform_variable_substitution): Rewritten.
21425 (free_var_substitution_info): New function.
21426 (find_equivalent_node): Ditto.
21427 (move_complex_constraints): Ditto.
21428 (eliminate_indirect_cycles): Ditto.
21429 (solve_graph): Only propagate changed bits.
21430 Use indirect cycle elimination.
21432 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21433 (tree_id_eq): Renamed to ...
21434 (tree_vi_eq): This. Update for member change
21435 (insert_id_for_tree): Renamed and rewritten to ...
21436 (insert_vi_for_tree): This.
21437 (lookup_id_for_tree): Renamed and rewritten to ...
21438 (lookup_vi_for_tree): This.
21439 (get_id_for_tree): Renamed and rewritten to ...
21440 (get_vi_for_tree): Ditto.
21441 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21442 (process_constraint): Don't handle INCLUDES.
21443 Remove special ADDRESSOF case.
21444 (find_func_aliases): Rewrite to use vi functions instead of id
21446 (create_function_info_for): Ditto.
21447 (create_variable_info_for): Ditto.
21448 (intra_create_variable_infos): Ditto.
21449 (merge_smts_into): Ditto.
21450 (find_what_p_points_to): Ditto.
21451 (init_base_vars): Ditto.
21452 (init_alias_vars): Ditto.
21453 (remove_preds_and_fake_succs): New function.
21454 (dump_sa_points_to_info): Dump new stats.
21455 (dump_solution_for_var): Use find.
21456 (set_used_smts): Fix formatting.
21457 (compute_points_to_sets): Updated for new functions.
21458 (ipa_pta_execute): Ditto.
21460 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21461 Richard Sandiford <richard@codesourcery.com>
21463 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21465 * calls.c (expand_call): If the return value is a PARALLEL,
21466 extract its first member.
21467 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21468 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21469 use FUNCTION_EXTRA_EPILOGUE.
21470 (m68k_function_value): Return a PARALLEL if the return value
21471 is of a pointer type.
21472 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21473 (FUNCTION_EXTRA_EPILOGUE): Remove.
21474 * config/m68k/m68k.md (D0_REG): New constant.
21476 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21478 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21479 output a NOP for empty epilogues.
21481 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21483 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21484 before function. Extend register save check to include all
21485 registers, not just integer ones.
21487 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21489 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21490 (m68k_use_return_insn): ...this.
21491 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21492 * config/m68k/m68k.c (use_return_insn): Rename to...
21493 (m68k_use_return_insn): ...this.
21494 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21495 of USE_RETURN_INSN.
21497 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21499 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21500 nearest even, fix denormal rounding overflow.
21502 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21504 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21505 f%$smove and f%$move.
21506 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21507 (extendsfdf2_cf): Use fdmove instead of f%&move.
21508 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21509 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21511 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21513 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21516 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21518 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21519 (coldfire_single_format): Declare.
21520 (coldfire_double_format): Likewise.
21521 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21522 of qnan_msb_set to determine the lower bits of a canonical
21524 (encode_ieee_double): Likewise.
21525 (encode_ieee_quad): Likewise.
21526 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21527 (mips_single_format): Likewise.
21528 (ieee_double_format): Likewise.
21529 (mips_double_format): Likewise.
21530 (ieee_extended_motorola_format): Likewise.
21531 (ieee_extended_intel_96_format): Likewise.
21532 (ieee_extended_intel_128_format): Likewise.
21533 (ieee_extended_intel_96_round_53_format): Likewise.
21534 (ibm_extended_format): Likewise.
21535 (mips_extended_format): Likewise.
21536 (ieee_quad_format): Likewise.
21537 (mips_quad_format): Likewise.
21538 (vax_f_format): Likewise.
21539 (vax_d_format): Likewise.
21540 (vax_g_format): Likewise.
21541 (i370_single_format): Likewise.
21542 (i370_double_format): Likewise.
21543 (decimal_single_format): Likewise.
21544 (decimal_double_format): Likewise.
21545 (decimal_quad_format): Likewise.
21546 (c4x_single_format): Likewise.
21547 (c4x_extended_format): Likewise.
21548 (real_internal_format): Likewise.
21549 (coldfire_single_format): New real_format.
21550 (coldfire_double_format): Likewise.
21551 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21552 canonical_nan_lsbs_set.
21553 (pdp11_d_format): Likewise.
21554 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21555 if TARGET_COLDFIRE_CPU.
21557 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21559 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21560 (output_call, m68k_legitimize_call_address): Declare.
21561 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21562 parenthesees. Add support for a 'W' constraint.
21563 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21564 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21565 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21566 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21568 (override_options): Initialize them. Do not set flag_no_function_cse
21569 for TARGET_ID_SHARED_LIBRARY.
21570 (m68k_output_pic_call): Delete.
21571 (m68k_legitimize_call_address): New function.
21572 (print_operand): Remove the %o prefix. Handle the %p prefix.
21573 (output_call): New function.
21574 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21575 target address from the GOT if symbolic jumps are not allowed.
21576 * config/m68k/m68k.md (call, general_operand): Do not set
21577 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21578 Merge separate flag_pic and !flag_pic define_insns into...
21579 (*call, *call_value): ...these new patterns. Match the address
21580 rather than the containing MEM and require it to be a call_operand.
21581 Use output_call to generate the asm template.
21582 * config/m68k/predicates.md (const_call_operand): New predicate.
21583 (call_operand): Likewise.
21585 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21587 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21588 (STACK_GROWS_DOWNWARD): Define to 1.
21589 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21590 comments, emphasizing that these values are only defaults.
21591 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21592 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21594 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21596 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21598 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21599 Richard Sandiford <richard@codesourcery.com>
21601 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21602 (FP_REGNO_P): New macros.
21603 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21604 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21605 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21606 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21608 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21610 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21611 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21613 * config/m68k/t-floatlib: New file, extracting common code from...
21614 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21615 * config/m68k/t-uclinux: Here.
21616 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21617 routines on ColdFire targets.
21619 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21621 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21622 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21623 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21624 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21625 explicitly set MOTOROLA to 1.
21626 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21628 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21629 Nathan Sidwell <nathan@codesourcery.com>
21631 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21632 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21633 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21634 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21635 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21636 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21637 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21638 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21639 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21640 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21641 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21642 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21643 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21644 (DBX_REGISTER_NUMBER): Delete.
21645 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21646 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21647 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21649 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21651 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21652 * config/flat.h: New file.
21653 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21654 OBJECT_FORMAT_FLAT.
21655 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21656 indirect references for -msep-data or -mid-shared-library.
21657 Do not use PC-relative code addresses either.
21658 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21660 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21661 for shared libraries and crt1.o for executables. Use crti.o and
21663 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21664 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21665 Do not add -elf2flt or -shared-lib-id options here.
21666 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21667 Pass -shared-lib-id if -mid-shared-library, taking the library
21668 identifier from -mshared-library-id if given, otherwise
21670 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21671 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21672 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21673 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21674 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21675 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21677 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21678 jump sequence for ISA A and ISA A+.
21679 (PICJUMP): Likewise.
21681 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21683 * config.gcc (m68k-*-uclinux*): Base the port on the common
21684 and m68k GNU/Linux files rather than on the generic ELF ones.
21685 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21686 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21688 2007-01-18 Julian Brown <julian@codesourcery.com>
21689 Richard Sandiford <richard@codesourcery.com>
21691 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21692 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21693 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21695 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21696 80 unconditionally.
21697 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21699 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21701 * doc/install.texi: Document m68k-uclinuxoldabi.
21702 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21703 * config/m68k/uclinux-oldabi.h: New file, copied from
21704 config/m68k/uclinux.h.
21706 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21708 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21709 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21710 (m32r_compute_frame_size): Use unsigned for regno.
21711 (m32r_reload_lr): Use gen_frame_mem.
21713 (m32r_output_function_epilogue): Don't output the function epilogue
21715 (m32r_expand_epilogue): New.
21716 (direct_return): Return false if the function has the interrupt
21718 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21719 * config/m32r/m32r.md (epilogue): New expander.
21720 (return_lr, return_rte): New insns.
21721 (return): Make it expander.
21722 (return_normal): New expander.
21724 2007-01-18 Josh Conner <jconner@apple.com>
21727 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21728 support for UNLE, UNLT, UNGE, and UNGT.
21730 2007-01-18 Jan Hubicka <jh@suse.cz>
21732 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21733 * tree-tailcall (add_virtual_phis): Likewise.
21734 (optimize_tail_call): Return TODOs.
21735 (execute_tail_calls): Return TODOs.
21736 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21737 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21739 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21740 Cleanup cfg using TODO.
21741 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21742 * passes.c (execute_function_todo): When cleanup did something, remove
21744 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21745 (make_edges): Don't cleanup_cfg.
21747 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21749 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21750 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21751 operate on the top of stack.
21752 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21753 register handling of instructions that output to the second
21755 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21756 (move_for_stack_reg): Special-case check for dead destination
21757 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21759 * config/i386/i386.md (UNSPEC_TAN): New constant.
21760 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21761 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21762 to correctly model move of constant 1.0 to top stack slot.
21763 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21764 (unnamed peephole2 pattern): Remove corresponding peephole2
21765 pattern that optimizes tan insn and loading of constant 1.0.
21766 (tanxf2): Use fptanxf4_i387.
21767 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21768 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21769 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21770 disable patterns for SSE math.
21771 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21772 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21774 2007-01-18 Dirk Mueller <dmueller@suse.de>
21775 Richard Guenther <rguenther@suse.de>
21778 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21779 * common.opt (Warray-bounds): Add new warning option.
21780 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21782 * Makefile.in: make tree-vrp.o depend on toplev.h
21783 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21785 (check_array_refs, check_array_bounds, check_array_ref): New.
21787 2007-01-18 Jan Hubicka <jh@suse.cz>
21789 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21790 (execute_ssa_ccp): Return flags conditionally.
21791 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21793 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21795 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21797 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21798 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21800 * Makefile.c (GTFILES): Add cfglayout.h.
21801 * gengtype.c (open_base_files): Likewise.
21802 * cfglayout.c (cfg_layout_function_footer,
21803 cfg_layout_function_header) Reindent to make gengtype happy.
21804 * cfglayout.h (cfg_layout_function_footer,
21805 cfg_layout_function_header): Add GTY(()) marker.
21807 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21809 2007-01-18 Ben Elliston <bje@au.ibm.com>
21811 * genautomata.c (write_automata): Include xstrerror output in the
21812 error message if writing the DFA description file fails.
21814 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21816 * config/mips/mips-protos.h (mips_output_external): Make it
21818 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21819 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21820 (extern_list): Likewise.
21821 (extern_head): Likewise.
21822 (TARGET_ASM_FILE_END): Likewise.
21823 (mips_file_end): Likewise.
21824 (mips_output_external): Rewritten.
21826 2007-01-18 Ben Elliston <bje@au.ibm.com>
21828 * genpreds.c (write_insn_preds_c): Only write out the function
21829 body for regclass_for_constraint if we have register constraints.
21831 2007-01-17 Tom Tromey <tromey@redhat.com>
21833 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21834 * doc/install.texi (Testing): Use sourceware.org.
21835 (Binaries): Likewise.
21836 (Specific): Likewise.
21837 * doc/contrib.texi (Contributors): Use sourceware.org.
21839 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21841 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21842 (AVR_ENHANCED): Rename to ...
21843 (AVR_HAVE_MUL): ... new.
21844 (avr_enhanced_p): Rename to ...
21845 (avr_have_mul_p): ... new.
21846 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21847 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21848 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21849 (avr_have_mul_p): ... new.
21850 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21851 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21852 'avr_enhanced_p' and 'enhanced'.
21853 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21854 AVR_HAVE_MUL instead of AVR_ENHANCED.
21855 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21856 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21857 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21858 instead of AVR_ENHANCED.
21859 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21860 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21861 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21863 2007-01-17 Ian Lance Taylor <iant@google.com>
21865 * vec.h (VEC_reserve_exact): Define.
21866 (vec_gc_p_reserve_exact): Declare.
21867 (vec_gc_o_reserve_exact): Declare.
21868 (vec_heap_p_reserve_exact): Declare.
21869 (vec_heap_o_reserve_exact): Declare.
21870 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21872 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21873 negative parameter.
21874 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21875 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21876 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21877 * vec.c (calculate_allocation): Add exact parameter. Change all
21879 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21880 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21881 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21882 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21883 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21884 (vec_heap_p_reserve_exact): New function.
21885 (vec_heap_o_reserve_exact): New function.
21887 2007-01-17 Jan Hubicka <jh@suse.cz>
21889 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21891 2007-01-17 Eric Christopher <echristo@apple.com>
21893 * config.gcc: Support core2 processor.
21895 2007-01-16 Jan Hubicka <jh@suse.cz>
21897 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21898 the names, just unlink the chain so we don't crash on dangling
21902 2007-01-16 Jan Hubicka <jh@suse.cz>
21904 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21905 * tree-pass.h: Reorder to make IPA passes appear toegher.
21906 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21908 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21909 parameters, do not call early inliner.
21910 * ipa-inline.c: Update comments. Include tree-flow.h
21911 (cgraph_decide_inlining): Do not compute inlining parameters.
21912 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21913 be called with function context set up.
21914 (pass_ipa_inline): Remove unreachable functions before pass.
21915 (cgraph_early_inlining): Simplify assuming to be called from the
21917 (pass_early_inline): New pass.
21918 (cgraph_gate_ipa_early_inlining): New gate.
21919 (pass_ipa_early_inline): Turn into simple wrapper.
21920 (compute_inline_parameters): New function.
21921 (gate_inline_passes): New gate.
21922 (pass_inline_parameters): New pass.
21923 (apply_inline): Move here from tree-optimize.c
21924 (pass_apply_inline): New pass.
21925 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21927 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21928 doing them by hand.
21929 (tree_function_versioning): Do not allocate dummy struct function.
21930 * tree-inline.h (optimize_inline_calls): Update prototype.
21931 * tree-optimize.c (execute_fixup_cfg): Export.
21932 (pass_fixup_cfg): Remove
21933 (tree_rest_of_compilation): Do not apply inlines.
21934 * tree-flow.h (execute_fixup_cfg): Declare.
21935 * Makefile.in (gt-passes.c): New.
21936 * passes.c: Include gt-passes.h
21937 (init_optimization_passes): New passes.
21938 (nnodes, order): New static vars.
21939 (do_per_function_toporder): New function.
21940 (execute_one_pass): Dump current pass here.
21941 (execute_ipa_pass_list): Don't dump current pass here.
21943 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21945 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21946 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21948 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21950 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21951 (strong_alias): Define.
21952 (__gcc_qmul): Provide non-FMA for soft-float.
21953 (__gcc_qdiv): Same.
21958 (__gcc_qunord): New.
21968 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21969 soft-float functions.
21970 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21971 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21972 about long double soft float.
21974 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21975 Tehila Meyzels <tehila@il.ibm.com>
21977 * tree-vectorizer.h (is_pattern_stmt_p): New.
21978 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21979 formatting (tabs instead of spaces). Cleanup and clarify setting
21980 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21981 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21982 (vectorizable_type_demotion): Check that types are integral.
21983 (vectorizable_type_promotion): Likewise.
21984 (vectorizable_store): Fix typo. Eliminate new-line at end of
21987 2007-01-16 Jan Hubicka <jh@suse.cz>
21989 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21992 2007-01-15 Eric Christopher <echristo@apple.com>
21994 * ifcvt.c: Include vec.h, vecprim.h.
21995 (check_cond_move_block): New argument regs.
21996 Reorganize. Add registers used to regs.
21997 (cond_move_process_if_block): Use regs set above as
22000 2007-01-15 Eric Christopher <echristo@apple.com>
22002 * config/darwin.h: Update copyright.
22003 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22004 (LINK_COMMAND_SPEC): Add -u.
22005 (LINK_SPEC): Fix umbrella for above.
22007 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22009 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22012 2007-01-15 Tom Tromey <tromey@redhat.com>
22014 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22015 * doc/install.texi (Testing): Don't mention jacks.
22016 (Configuration): Document --enable-java-maintainer-mode. Move
22017 --with-java-home to libgcj-specific section. Document
22019 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22021 2007-01-15 Jan Hubicka <jh@suse.cz>
22023 * tree-ssa-dce.c (DCE_TODOs): New.
22024 (propagate_necessity): Return if something changed.
22025 (eliminate_unnecessary_stmts): Likewise.
22026 (perform_tree_ssa_dce): Return TODO flags when needed.
22027 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22029 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22031 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22032 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22033 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22034 patterns using X87MODEF12 mode macro. Extend operand 1
22035 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22036 (log10<mode>2): Ditto.
22037 (log2<mode>2): Ditto.
22038 (log1p<mode>2): Ditto.
22039 (logb<mode>2): Ditto.
22040 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22041 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22042 (*fxtractxf3_i387): Rename from *fxtractxf3.
22043 (fxtract_extend<mode>xf3_i387): New insn pattern.
22044 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22045 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22046 and gen_fyl2xxf3_i387().
22048 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22050 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22051 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22052 get_loop_exit_edges. Changed return type to bool.
22053 * cfgloop.h (fix_loop_placement): Declaration removed.
22055 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22057 * param.h (MIN_VECT_LOOP_BOUND): New.
22058 * params.def (MIN_VECT_LOOP_BOUND): New.
22059 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22060 argument - minimum threshold for number of iterations.
22061 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22062 argument to declaration.
22063 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22064 MIN_VECT_LOOP_BOUND.
22065 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22066 slpeel_tree_peel_loop_to_edge with additional argument.
22067 (vect_do_peeling_for_alignment): Likewise.
22068 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22070 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22073 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22074 operands of size 1.
22076 2007-01-14 Jan Hubicka <jh@suse.cz>
22078 * tree-dfa.c (remove_referenced_var): New function.
22079 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22080 prune referenced vars list too.
22081 * tree-flow.h (remove_referenced_var): Declare.
22083 2007-01-14 Jan Hubicka <jh@suse.cz>
22085 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22087 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22088 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22089 * except.h (verify_eh_throw_table_statements): Kill prototype.
22090 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22091 into call exrepssions.
22092 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22094 * tree-cfg.c: Include pointer-set.h.
22095 (verify_node_sharing): Work on pointer set.
22096 (verify_eh_throw_stmt_node): New.
22097 (verify_stmts): Use pointers sets, verify throw_stmt.
22099 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22101 * ipa-reference.c (analyze_function): Consider also addresses taken
22104 2007-01-12 Roger Sayle <roger@eyesopen.com>
22106 * c-typeck.c (null_pointer_constant_p): Replace use of
22107 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22108 (build_c_cast): Likewise.
22110 2007-01-12 Roger Sayle <roger@eyesopen.com>
22112 * tree.h (force_fit_type_double): Remove unused final argument.
22113 * c-common.c (constant_expression_warning): Replace use of
22114 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22115 (convert_and_check): Likewise.
22116 (shorten_compare): Update call to force_fit_type_double.
22117 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22118 * convert.c (convert_to_pointer): Update call to
22119 force_fit_type_double.
22120 * fold-const.c (force_fit_type_double): Remove overflowed_const
22122 (int_const_binop, fold_convert_const_int_from_int,
22123 fold_convert_const_int_from_real, fold_div_compare,
22124 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22125 fold_abs_const, fold_not_const): Remove the final argument from
22126 calls to force_fit_type_double.
22128 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22130 * configure.ac: Set insn to "nop" for spu-*-* also.
22131 * configure: Regenerate.
22133 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22135 * builtins.def : Add BUILT_IN_FREE.
22137 2007-01-12 Jan Hubicka <jh@suse.cz>
22139 PR tree-optimization/30443
22140 * tree-inline.c (tree_function_versioning): Do not optimize when
22141 cloning for inlining.
22143 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22145 * doc/loop.texi: Document recording of loop exits.
22146 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22147 (update_single_exits_after_duplication,
22148 update_single_exit_for_duplicated_loop,
22149 update_single_exit_for_duplicated_loops): Removed.
22150 (duplicate_loop_to_header_edge): Do not call
22151 update_single_exits_after_duplication and
22152 update_single_exit_for_duplicated_loops.
22153 (loop_version): Do not update single_exit information.
22154 (fix_loop_structure): Use record_loop_exits instead of
22155 mark_single_exit_loops.
22156 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22157 the lists of loop exits.
22158 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22159 split_edge, merge_blocks): Update the lists of loop exits.
22160 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22161 loop_optimizer_init.
22162 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22163 of mark_single_exit_loops.
22164 (loop_optimizer_finalize): Call release_recorded_exits.
22165 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22166 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22167 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22168 update single exit information.
22169 * lambda-code.c (perfect_nestify): Ditto.
22170 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22171 (mark_single_exit_loops): Removed.
22172 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22173 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22174 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22176 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22177 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22178 (verify_loop_structure): Verify consistency of the exit lists.
22179 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22180 (set_single_exit): Removed.
22181 * cfgloop.h (struct loop_exit): New function.
22182 (struct loop): single_exit_ field replaced by exits field.
22183 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22184 LOOPS_HAVE_RECORDED_EXITS.
22185 (struct loops): Added exits hash.
22186 (mark_single_exit_loops, set_single_exit): Declaration removed.
22187 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22189 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22191 * doc/invoke.texi: Avoid use of @headitem.
22193 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22195 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22197 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22199 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22202 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22203 Richard Sandiford <richard@codesourcery.com>
22205 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22206 * config/m68k/m68k.opt: Resort options.
22207 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22209 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22210 Richard Sandiford <richard@codesourcery.com>
22212 * doc/invoke.texi: Document the macros that are defined by
22213 m68k's -mtune and -mhard-float options.
22214 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22215 (m68k_cpp_cpu_family): Likewise.
22216 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22217 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22218 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22219 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22220 (m68k_cpp_cpu_family): Likewise.
22222 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22224 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22225 macros besides mc68000 as tuning macros. Use a switch statement
22226 to set them and mcpu32.
22228 2007-01-12 Julian Brown <julian@codesourcery.com>
22230 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22231 (TARGET_68040_ONLY): Rename to...
22232 (TARGET_68040): ...this.
22233 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22234 * config/m68k/m68k.md: Likewise.
22236 2007-01-12 Julian Brown <julian@codesourcery.com>
22237 Nathan Sidwell <nathan@codesourcery.com>
22238 Richard Sandiford <richard@codesourcery.com>
22240 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22241 the -mcpu= argument associated with the --with-cpu setting.
22242 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22243 if different from the one implied by the -mcpu setting.
22244 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22245 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22246 * doc/invoke.texi: Mention ColdFire in the introduction to the
22247 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22248 -mno-div and -mhard-float options. Make -m68881 a synonym for
22249 -mhard-float. Document the previously-undocumented -m5206e,
22250 -m528x, -m5307 and -m5407 options. Tweak the existing option
22251 documentation for consistency.
22252 * doc/install.texi: Mention new --with-cpu arguments.
22253 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22254 default CPU if neither -mcpu nor -march are specified.
22255 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22256 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22257 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22258 using m68k_tune to decide between families that implement the
22259 same ISA. Use m68k_tune to set __mcfv4e__.
22260 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22261 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22262 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22263 (FL_ISA_C, FL_ISA_MMU): New macros.
22264 (MASK_COLDFIRE): Delete.
22265 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22266 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22267 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22268 (TARGET_HARD_FLOAT): Do not define here.
22269 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22270 (TUNE_68000): New macro.
22271 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22272 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22273 (TUNE_CFV2): Redefine in terms of m68k_tune.
22274 (uarch_type, target_device, fpu_type): New enums.
22275 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22276 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22277 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22278 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22279 (FL_FOR_isa_c): New macros.
22280 (m68k_isa): New enum.
22281 (m68k_target_selection): New structure.
22282 (all_devices, all_isas, all_microarchs): New tables.
22283 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22284 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22285 (MASK_ALL_CPU_BITS): Delete.
22286 (m68k_find_selection): New function.
22287 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22288 Map the legacy target options to a combination of the new ones.
22289 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22290 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22291 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22293 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22294 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22296 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22297 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22298 * config/m68k/m68k-devices.def: New file.
22300 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22301 Nathan Sidwell <nathan@codesourcery.com>
22303 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22304 (SUBTARGET_EXTRA_SPECS): New macros.
22305 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22306 use %(asm_cpu_spec) instead.
22307 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22308 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22309 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22310 (EXTRA_SPECS): Rename to...
22311 (SUBTARGET_EXTRA_SPECS): ...this.
22313 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22314 Richard Sandiford <richard@codesourcery.com>
22315 Julian Brown <julian@codesourcery.com>
22317 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22318 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22319 to the configuration's default CPU.
22320 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22321 Remove default masks.
22322 (m680[012]0-*-*): Set the default with_cpu to the first part of
22324 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22325 (m68k*-*-linux): Extend the --with-cpu handling to...
22326 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22327 and m68010. Don't set target_cpu_default2.
22328 * doc/install.texi: Document --with-cpu for m68k.
22329 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22330 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22331 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22332 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22333 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22334 (ASM_SPEC): Remove use of %(asm_cpu_default).
22335 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22336 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22337 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22338 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22339 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22340 (TARGET_DEFAULT): Delete.
22341 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22342 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22343 (CPP_CPU_SPEC): Delete.
22344 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22345 the appropriate string.
22346 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22347 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22348 (ASM_SPEC): Don't use %(asm_default_spec).
22349 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22350 TARGET_DEFAULT and add MASK_68881.
22351 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22353 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22355 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22356 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22357 MASK_68010 alongside MASK_68020.
22358 * doc/invoke.texi: Document -m68010.
22359 * config/m68k/m68k.opt (m68010): New.
22360 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22362 (TUNE_68010): New macro.
22363 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22364 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22365 (M68K_CPU_m68332): Add MASK_68010.
22366 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22367 fallback definition.
22368 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22370 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22371 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22372 to all entries that use MASK_68020.
22373 (output_move_simode_const, output_move_himode, output_move_qimode)
22374 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22375 instead of TARGET_68020 to select clr behavior. Remove comment
22376 about there being no TARGET_68010.
22377 * config/m68k/m68k.md: Likewise throughout.
22379 2007-01-12 Julian Brown <julian@codesourcery.com>
22381 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22382 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22383 * config/m68k/m68k.md: Likewise.
22385 2007-01-12 Julian Brown <julian@codesourcery.com>
22387 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22388 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22390 2007-01-12 Julian Brown <julian@codesourcery.com>
22392 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22393 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22394 * config/m68k/m68k.md: Likewise.
22396 2007-01-12 Julian Brown <julian@codesourcery.com>
22397 Richard Sandiford <richard@codesourcery.com>
22399 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22400 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22401 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22403 (TARGET_CPU32): Rename to...
22404 (TUNE_CPU32): ...this.
22405 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22406 (TUNE_CFV2): New macros.
22407 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22408 remove conditions that are implied by TARGET_68020.
22409 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22410 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22411 (m68k_output_function_epilogue): Likewise.
22412 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22413 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22414 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22415 non-68000 timings. Refactor multiplication and division costs.
22416 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22417 TUNE_CPU32 instead of TARGET_CPU32.
22418 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22419 and TUNE_68060 instead of TARGET_68060.
22420 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22421 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22423 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22424 && !TARGET_COLDFIRE" to choose between moveq and clr.
22425 Likewise in the unnamed movsf pattern.
22426 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22427 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22430 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22432 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22433 of tabbing before backslashes.
22435 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22437 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22438 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22439 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22441 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22443 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22444 find_interesting_uses_cond.
22445 (find_interesting_uses_cond): Use extract_cond_operands.
22446 (rewrite_use_compare): Use extract_cond_operands and
22447 force_gimple_operand_bsi. Do not call update_stmt.
22448 (determine_use_iv_cost_condition): Use extract_cond_operands.
22449 Return cheaper of using original bound and changing the exit bound.
22451 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22453 PR tree-optimization/29516
22454 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22455 most_expensive_mult_to_index, addr_to_parts,
22456 create_mem_ref, maybe_fold_tmr): Make the type of
22457 fields of TARGET_MEM_REF sizetype.
22458 (move_fixed_address_to_symbol, move_pointer_to_base):
22460 * tree.def (TARGET_MEM_REF): Add comment on types of
22463 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22465 * c-common.c (vector_types_convertible_p): Treat opaque types as
22466 always convertible if they have the same size, but not otherwise.
22468 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22470 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22471 Remove the b_unconditional field.
22472 (noce_try_sign_mask): Do not look at b_unconditional.
22473 (noce_process_if_block): Do not use merge_if_blocks. Update
22474 the CFG here. Do not set b_unconditional.
22475 (cond_move_process_if_block): Likewise.
22476 (find_cond_trap): Likewise.
22477 (check_cond_move_block): Require simple jump insns at the end
22478 of the basic block.
22480 2007-01-11 Jan Hubicka <jh@suse.cz>
22482 PR tree-optimization/1046
22483 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22484 when alias info is not ready.
22485 (pass_tail_recursion): Do not require aliasing.
22486 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22487 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22488 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22489 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22490 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22491 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22492 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22494 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22495 When aliasing is not build, mark statement as volatile.
22497 2007-01-11 Tom Tromey <tromey@redhat.com>
22499 PR preprocessor/15185, PR preprocessor/20989:
22500 * doc/cppopts.texi <-MT>: Update description of algorithm for
22501 computing default target.
22502 <-M, -MD>: Reword "basename" text.
22504 2007-01-11 Roger Sayle <roger@eyesopen.com>
22506 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22507 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22508 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22509 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22510 fold_builtin_bswap, real_constp, fold_builtin_pow,
22511 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22512 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22513 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22514 * convert.c (convert_to_pointer): Likewise.
22515 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22516 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22517 const_binop, fold_convert_const_int_from_int,
22518 fold_convert_const_int_from_real,
22519 fold_convert_const_real_from_real, sign_bit_p,
22520 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22521 fold_sign_changed_comparison, fold_unary, fold_comparison,
22522 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22523 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22524 * print-tree.c (print_node_brief, print_node): Likewise.
22525 * stor-layout.c (place_field, layout_type): Likewise.
22526 * tree-chrec.c (keep_cast): Likewise.
22527 * tree.c (build_vector, build_real, build_real_from_int_cst,
22528 build_complex): Likewise.
22530 2007-01-11 Roger Sayle <roger@eyesopen.com>
22532 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22533 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22535 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22537 * configure.ac (strict1_warn): Rename to strict_warn.
22538 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22539 cc_set_by_configure, quoted_cc_set_by_configure,
22540 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22541 all_boot_languages, all_stagestuff): Remove.
22542 (target_list): Remove bootstrap targets.
22543 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22544 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22545 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22546 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22547 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22548 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22549 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22550 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22551 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22552 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22553 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22554 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22555 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22556 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22557 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22558 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22559 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22560 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22561 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22562 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22563 (mostlyclean): Adjust.
22564 (clean, distclean): Don't mention bootstrap stuff.
22565 * configure: Regenerate.
22566 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22567 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22568 treelang/config-lang.in (stagestuff): Remove.
22569 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22570 stageprofile, stagefeedback, stagestuff): Remove mention.
22572 2007-01-11 Nick Clifton <nickc@redhat.com>
22574 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22576 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22577 (mcore_arith_K_S_operand): Run the test for the S constraint not
22578 the test for the M constraint.
22579 (mcore_addsub_operand): Do not accept integer values that are
22580 larger than 32 bits.
22581 * config/mcore/mcore.md: Remove unused constraints from split.
22582 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22583 (addsi3): Likewise.
22584 (allocate_stack): Likewise.
22585 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22586 operands to 32 bits.
22587 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22589 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22590 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22591 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22592 mcore_output_bclri, mcore_output_andn, output_inline_const,
22593 mcore_output_move, mcore_output_movedouble): Likewise.
22594 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22595 (output_inline_const): Likewise.
22596 (output_inline_const): Fix format strings used in sprintf
22598 * config/mcore/mcore-protos.h: Update prototypes for changed
22599 functions in mcore.c.
22600 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22601 HOST_WIDE_INT and not int.
22602 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22603 CONST_OK_FOR_N): Likewise.
22604 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22605 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22608 2007-01-10 Jan Hubicka <jh@suse.cz>
22610 * tree-vrp.c (remove_range_assertions): Release defs.
22611 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22612 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22614 2007-01-10 Paul Brook <paul@codesourcery.com>
22616 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22617 * config/arm/arm.md (mulsi3subsi): New insn.
22619 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22621 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22622 (tree_transform_and_unroll_loop): New.
22623 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22626 2007-01-10 Robert Kennedy <jimbob@google.com>
22628 * fold-const.c (fold_comparison): Fold comparisons like (x *
22629 1000 < 0) to (x < 0).
22631 2007-01-10 Ian Lance Taylor <iant@google.com>
22633 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22634 operands have the same priority.
22636 2007-01-10 Tom Tromey <tromey@redhat.com>
22638 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22639 (fold_binary): Likewise.
22640 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22641 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22642 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22643 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22644 * langhooks.h (struct lang_hooks): Removed field
22645 'can_use_bit_fields_p'.
22647 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22649 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22651 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22653 * function.c (get_last_funcdef_no): New function.
22654 * function.h (get_last_funcdef_no): Declare.
22655 * tree-inline.c (initialize_cfun): Add initialization.
22656 (tree_function_versioning): Cleanup.
22658 2007-01-10 Jan Hubicka <jh@suse.cz>
22660 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22663 2007-01-10 Sa Liu <saliu@de.ibm.com>
22664 Ben Elliston <bje@au.ibm.com>
22666 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22667 for SAVE_NONLOCAL and Pmode for any other save level.
22668 * spu-protos.h (spu_restore_stack_block): Declare.
22669 * spu.md (save_stack_block): Remove.
22670 (restore_stack_block): Call spu_restore_stack_block.
22671 * spu.c (spu_restore_stack_block): New function.
22672 (spu_expand_epilogue): Remove old comment.
22674 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22676 PR tree-optimization/30322
22677 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22678 (cand_value_at): Return the value as aff_tree.
22679 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22680 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22681 aff_combination_mult): New functions.
22682 (aff_combination_add): Use aff_combination_add_cst.
22683 (aff_combination_convert): Allow conversions to a wider type.
22684 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22685 * tree-affine.h (aff_combination_mult): Declare.
22687 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22689 * doc/tm.texi: Update documentation to reflect reality of exec
22690 and start file search behaviours. Update copyright year.
22691 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22692 header file directories.
22694 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22696 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22697 (*cosxf2): Rename to cosxf2_i387.
22698 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22699 using X87MODEF12 mode macro. Rename patterns to
22700 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22702 (*cosdf2, *cossf2): Ditto.
22703 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22704 to match extended input operands.
22705 (sincos<mode>3): New expander.
22706 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22707 insn patterns and corresponding splitters.
22709 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22711 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22712 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22714 2007-01-09 Nicolas Pitre <nico@cam.org>
22717 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22719 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22721 * target.h (struct gcc_target): New field library_rtti_comdat.
22722 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22723 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22724 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22725 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22727 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22729 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22731 2007-01-08 Richard Guenther <rguenther@suse.de>
22733 * tree.h (force_fit_type_double): Export.
22734 (force_fit_type): Remove.
22735 * fold-const.c (force_fit_type_double): New function.
22736 (force_fit_type): Remove.
22737 (int_const_binop): Use it.
22738 (fold_convert_const_int_from_int): Likewise.
22739 (fold_convert_const_int_from_real): Likewise.
22740 (fold_div_compare): Likewise.
22741 (fold_sign_changed_comparison): Likewise.
22742 (fold_unary): Likewise.
22743 (fold_negate_const): Likewise.
22744 (fold_abs_const): Likewise.
22745 (fold_not_const): Likewise.
22746 * c-common.c (shorten_compare): Use force_fit_type_double.
22747 * convert.c (convert_to_pointer): Likewise.
22749 2007-01-08 Richard Guenther <rguenther@suse.de>
22751 * tree.h (build_int_cst_wide_type): Export.
22752 * tree.c (build_int_cst_wide_type): New function.
22753 (build_int_cst_wide): Fix comment.
22754 * builtins.c (fold_builtin_object_size): Use build_int_cst
22755 to build -1 or 0 of the correct type. Use fit_double_type
22756 to check for overflow.
22757 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22759 (decode_field_reference): Likewise.
22760 (all_ones_mask_p): Likewise.
22761 (native_interpret_int): Use build_int_cst_wide_type.
22762 (fold_binary): Use build_int_cst_type to build an all-ones
22764 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22766 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22768 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22770 2007-01-09 Ben Elliston <bje@au.ibm.com>
22772 * genautomata.c (STATS_OPTION): New option.
22773 (stats_flag): New flag.
22774 (gen_automata_option): Handle it.
22775 (initiate_automaton_gen): Ditto.
22776 (write_automata): Output statistics only if stats_flag is
22777 set. Likewise, output time statistics only if time_flag is set.
22778 * doc/md.texi (Processor pipeline description): Document new flag.
22780 2007-01-08 Richard Guenther <rguenther@suse.de>
22782 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22783 * tree.c (build_int_cst_type): Likewise.
22784 (size_in_bytes): Don't call force_fit_type on the result.
22785 (int_fits_type_p): Use fit_double_type.
22786 * fold-const.c (fit_double_type): New function.
22787 (force_fit_type): Use it.
22788 * tree.h (fit_double_type): Export.
22790 2007-01-08 Jan Hubicka <jh@suse.cz>
22792 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22793 * ipa.c (function_and_variable_visibility): Fix return type.
22795 2007-01-08 Richard Guenther <rguenther@suse.de>
22797 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22798 of offset to build the index.
22799 * tree-pretty-print.c (dump_generic_node): Don't build negated
22800 const just for printing.
22801 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22802 * builtins.c (fold_builtin_int_roundingfn): Check if result
22803 fits the type by using force_fit_type and comparing the result.
22804 * predict.c (predict_loops): Use compare_tree_int for comparison.
22805 * tree.c (build_int_cst): Fall back to integer_type_node for
22807 (build_int_cst_wide): Assert type is non-null.
22809 2007-01-08 Roberto Costa <roberto.costa@st.com>
22811 * tree-vrp.c (extract_range_from_cond_expr): New.
22812 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22813 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22815 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22816 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22817 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22818 used as expressions.
22819 * tree-object-size.c (cond_expr_object_size): New.
22820 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22822 2007-01-08 Jan Hubicka <jh@suse.cz>
22824 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22825 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22828 2007-01-08 Richard Guenther <rguenther@suse.de>
22830 PR tree-optimization/23603
22831 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22832 (extract_range_from_binary): Fall back to truthvalue instead of
22833 varying for TRUTH_*_EXPR.
22834 (extract_range_from_comparison): Fall back to truthvalue instead of
22836 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22837 if all visited PHI values were constant.
22839 2007-01-08 Jan Hubicka <jh@suse.cz>
22841 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22842 (cgraph_analyze_function): break out from ...
22843 (cgraph_finalize_compilation_unit): ... here.
22844 (cgraph_expand_function): Remove forgoten commented out line.
22845 (cgraph_optimize): Analyze functions.
22847 2007-01-08 Jan Hubicka <jh@suse.cz>
22849 * tree-pas.h (TODO_remove_function): New flag.
22850 (TODO_update*): Renumber.
22851 (pass_ipa_increase_alignment,
22852 pass_ipa_function_and_variable_visibility): New passes.
22853 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22854 (cgraph_function_and_variable_visibility): Move to ipa.c
22855 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22856 cgraph_increase_alignment.
22857 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22858 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22859 calling tree-inline.
22860 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22861 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22862 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22863 (gate_increase_alignment): New function.
22864 (pass_ipa_increase_alignment): New pass.
22865 * ipa.c: Inline tree-pass.h and timevar.h
22866 (function_and_variable_visibility): Move here from cgraphunit.c
22867 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22868 * passes.c (init_optimization_passes): Add the two new passes.
22869 (execute_todo): Handle cgraph_remove_functions.
22871 2007-01-08 Nick Clifton <nickc@redhat.com>
22873 * config/frv/predicates.md (reg_or_0_operand): Accept
22876 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22878 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22879 * config.gcc: Add bfin*-rtems*.
22881 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22883 * c.opt: Add -flax-vector-conversions.
22884 * c-typeck.c (convert_for_assignment): Pass flag to
22885 vector_types_convertible_p to allow emission of note.
22886 (digest_init): Likewise.
22887 * c-opts.c: Handle -flax-vector-conversions.
22888 * c-common.c (flag_lax_vector_conversions): New.
22889 (vector_types_convertible_p): Unless -flax-vector conversions
22890 has been passed, disallow conversions between vectors with
22891 differing numbers of subparts and/or element types. If such
22892 a conversion is disallowed, possibly emit a note on the first
22893 occasion only to inform the user of -flax-vector-conversions.
22894 The new last argument specifies this.
22895 * c-common.h (flag_lax_vector_conversions): New.
22896 (vector_types_convertible_p): Add extra argument.
22897 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22898 char_type_node for V*QI type vectors.
22899 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22900 Update to satisfy new typechecking rules.
22901 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22902 C and C++ variants.
22903 * doc/invoke.texi (C Dialect Options): Document
22904 -flax-vector-conversions.
22906 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22908 PR tree-optimization/29877
22909 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22910 a register variable on the RHS to not be replaceable.
22912 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22913 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22914 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22915 const_simm15, const_pow2, const_npow2): Added.
22916 * config/score/misc.md (insv, extv, extzv, movmemsi,
22917 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22918 * config/score/score.c (score_address_cost, score_select_cc_mode):
22920 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22921 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22922 Update score_print_operand.
22923 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22924 Adjust register allocate order and update some macro define.
22925 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22926 mdx_block_move_straight, mdx_block_move_loop_head,
22927 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22928 mdx_block_move_loop, mdx_block_move): Added.
22929 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22930 mdp_limm): Updated and fix some bug and typo.
22931 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22932 (movsf, movdf, doloop_end): Added.
22934 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22936 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22937 config/arm/thumb2.md: Fix comment typos.
22938 * doc/extend.texi: Fix a typo.
22940 2007-01-07 Eric Christopher <echristo@apple.com>
22942 * configure.ac: Check for __stack_chk_fail for darwin.
22943 * configure: Regenerate.
22945 2007-01-07 Richard Guenther <rguenther@suse.de>
22947 * tree-vrp.c (extract_range_from_assert): CSE calls to
22948 compare_values where possible.
22949 (extract_range_from_unary_expr): Likewise.
22951 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22953 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22954 * config/avr/avr.c (call_insn_operand): Delete function.
22955 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22956 instead of register number. Use predicates.
22957 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22958 call_insn_operand): Add.
22960 2007-01-06 Jan Hubicka <jh@suse.cz>
22962 * tree-pass.h (pass_build_cgraph_edges): Declare.
22963 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22964 (visited_nodes): Remove.
22965 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22966 build_cgrpah_edges; make visited_nodes local.
22967 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22968 (record_references_in_initializer): Move to cgraphbuild.c
22969 (initialize_inline_failed, rebuild_cgraph_edges,
22970 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22971 (verify_cgraph_node): Make visited_nodes local.
22972 (cgraph_analyze_function): Do not call cgraph_create_edges and
22973 initialize_inline_failed.
22974 (cgraph_expand_function): Do not call cgraph_lower_function;
22975 assert that function is already lowered.
22976 * Makefile.in (cgraphbuild.o): New.
22977 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22978 at the end of lowering passes.
22980 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22982 * ifcvt.c (cond_move_convert_if_block): New function, code
22983 factored out from...
22984 (cond_move_process_if_block): ...here. Call the new function
22985 on the THEN and ELSE blocks.
22986 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22987 already takes care of this.
22989 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22992 * tree.h (TREE_OVERFLOW_P): New.
22993 * c-typeck.c (parser_build_unary_op): Warn only if result
22994 overflowed and operands did not.
22995 (parser_build_binary_op): Likewise.
22996 (convert_for_assignment): Remove redundant overflow_warning.
22997 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22999 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23001 * c-typeck.c (store_init_value): Split over two lines to follow
23002 the GNU coding style.
23004 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23006 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23007 __GXX_EXPERIMENTAL_CXX0X__.
23008 * doc/cpp.texi: Same.
23010 2007-01-05 Richard Guenther <rguenther@suse.de>
23012 PR middle-end/27826
23013 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23014 with mismatched types. Instead explicitly build a
23015 conversion NOP_EXPR.
23017 2007-01-05 Ian Lance Taylor <iant@google.com>
23019 * c-common.c (decl_with_nonnull_addr_p): New function.
23020 (c_common_truthvalue_conversion): Call it.
23021 * c-typeck.c (build_binary_op): Likewise.
23022 * c-common.h (decl_with_nonnull_addr_p): Declare.
23024 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23027 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23030 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23032 * doc/install.texi (Final install): Document the fact that
23033 the GNAT runtime should not be stripped.
23035 2007-01-04 Jan Hubicka <jh@suse.cz>
23037 * tree-inline.c (fold_marked_statements): Update operand caches
23038 and EH after folding
23040 2007-01-04 Ian Lance Taylor <iant@google.com>
23042 * c-common.c (check_function_nonnull): Whitespace fix.
23044 2007-01-04 Jan Hubicka <jh@suse.cz>
23046 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23047 comitted older version of patch.
23048 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23049 function, celanup cfg and collect garbage.
23051 2007-01-04 Mike Stump <mrs@apple.com>
23053 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23056 2007-01-04 Eric Christopher <echristo@apple.com>
23058 * libgcc2.c (__bswapsi2): Use SItype.
23059 (__bswapdi2): Use DItype.
23060 * libgcc2.h: Update for above.
23062 2007-01-04 Paul Brook <paul@codesourcery.com>
23064 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23065 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23066 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23067 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23068 umulsi3_highpart): Make conditional on !arm_arch6.
23069 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23070 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23071 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23072 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23073 umulsi3_highpart_v6): New insns.
23075 2007-01-04 Roger Sayle <roger@eyesopen.com>
23077 * fold-const.c (fold_convert): When casting an expression to void,
23078 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23079 have a type. Instead of attempting to build a NOP_EXPR, return
23080 these "special" trees directly.
23082 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23084 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23085 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23086 rs6000_cost->fp not 0 as adjustment for outer NEG.
23088 2007-01-04 Jan Hubicka <jh@suse.cz>
23090 * cgraph.c (cgraph_release_function_body): New function.
23091 (cgraph_remove_node): Use it.
23092 * cgraph.h (cgraph_release_function_body): Declare.
23093 * cgraphunit.c (cgraph_expand_function): Use it.
23094 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23095 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23096 is initialized and while compilation of other function is running.
23097 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23098 statement CFG annotations from here to ...
23099 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23101 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23103 * cfgloop.h (enum li_flags): Make the constants powers of two.
23105 2007-01-04 Jan Hubicka <jh@suse.cz>
23107 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23109 (fold_marked_statements): New function.
23110 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23111 * tree-inline.h (copy_body_data): Add statements_to_fold.
23113 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23115 * config.gcc: Mention libgcc/config.host.
23116 * Makefile.in: Update comments mentioning libgcc.
23117 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23118 (all.cross, start.encap, rest.encap, rest.cross): Update
23119 dependencies for libgcc move.
23120 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23121 (clean-target, clean-target-libgcc): Delete.
23122 (srcdirify, GCC_EXTRA_PARTS): New macros.
23123 (libgcc-support, libgcc.mvars): New rules.
23124 (distclean): Remove mention of mklibgcc.
23125 (install): Don't reference INSTALL_LIBGCC.
23126 (install-common): Don't reference EXTRA_PARTS.
23127 (install-libgcc, install-multilib): Delete rules.
23128 * mklibgcc.in: Delete file.
23129 * doc/configfiles.texi: Don't mention mklibgcc.
23131 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23132 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23133 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23134 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23135 (mklibgcc, ldblspecs): Likewise.
23137 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23138 (posixpre.def): Use $(T).
23139 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23140 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23141 (SHLIB_LINK): Make dummy.
23142 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23144 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23146 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23147 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23148 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23149 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23151 * configure.ac (all_outputs): Remove mklibgcc.
23152 * configure: Regenerated.
23154 2007-01-03 Josh Conner <jconner@apple.com>
23156 PR middle-end/29683
23157 * calls.c (compute_argument_addresses): Set stack and stack_slot
23158 for partial args, too.
23159 (store_one_arg): Use locate.size.constant for the size when
23160 generating a save_area.
23162 2007-01-03 Robert Kennedy <jimbob@google.com>
23164 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23165 whose definitions are deleted due to basic block merging.
23167 2007-01-03 Paul Brook <paul@codesourcery.com>
23170 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23172 (use_return_insn): Return 0 for Thumb interrupt functions.
23173 (print_multi_reg): Add rfe argument for IRQ returns.
23174 (arm_output_epilogue): Pop interrupt return address directly into PC.
23175 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23177 2007-01-03 Paul Brook <paul@codesourcery.com>
23179 Merge from sourcerygxx-4_1.
23180 * config/arm/thumb2.md: New file.
23181 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23183 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23184 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23185 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23186 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23188 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23189 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23191 * config/arm/ieee754-sf.S: Ditto.
23192 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23193 (thumb1_base_register_rtx_p): ... to this.
23194 (thumb_index_register_rtx_p): Rename...
23195 (thumb1_index_register_rtx_p): ... to this.
23196 (thumb_output_function_prologue): Rename...
23197 (thumb1_output_function_prologue): ... to this.
23198 (thumb_legitimate_address_p): Rename...
23199 (thumb1_legitimate_address_p): ... to this.
23200 (thumb_rtx_costs): Rename...
23201 (thumb1_rtx_costs): ... to this.
23202 (thumb_compute_save_reg_mask): Rename...
23203 (thumb1_compute_save_reg_mask): ... to this.
23204 (thumb_final_prescan_insn): Rename...
23205 (thumb1_final_prescan_insn): ... to this.
23206 (thumb_expand_epilogue): Rename...
23207 (thumb1_expand_epilogue): ... to this.
23208 (arm_unwind_emit_stm): Rename...
23209 (arm_unwind_emit_sequence): ... to this.
23210 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23211 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23212 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23213 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23214 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23215 thumb2_output_casesi): New functions.
23216 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23217 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23218 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23219 THUMB2_WORK_REGS): Define.
23220 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23221 arm_condexec_mask, arm_condexec_masklen)): New variables.
23222 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23223 (arm_override_options): Check new CPU capabilities.
23224 Set new architecture flag variables.
23225 (arm_isr_value): Handle v7m interrupt functions.
23226 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23228 (const_ok_for_arm): Handle Thumb-2 constants.
23229 (arm_gen_constant): Ditto. Use movw when available.
23230 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23232 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23233 (thumb_find_work_register, arm_load_pic_register,
23234 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23235 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23236 print_multi_reg, output_mov_long_double_fpa_from_arm,
23237 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23238 output_mov_double_fpa_from_arm, output_move_double,
23239 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23240 output_return_instruction, arm_output_function_prologue,
23241 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23242 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23243 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23244 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23245 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23246 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23248 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23249 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23250 (arm_file_start): Output directive for unified syntax.
23251 (arm_unwind_emit_set): Handle stack alignment instruction.
23252 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23253 Add v6t2, v7, v7a, v7r and v7m.
23254 (RETLDM): Add Thumb-2 code.
23255 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23256 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23257 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23258 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23259 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23260 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23261 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23262 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23263 ADJUST_INSN_LENGTH): Define.
23264 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23265 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23266 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23267 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23268 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23269 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23270 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23271 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23272 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23273 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23274 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23275 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23276 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23277 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23278 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23279 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23280 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23282 * config/arm/arm-tune.md: Regenerate.
23283 * config/arm/arm-protos.h: Update prototypes.
23284 * config/arm/vfp.md: Enable patterns for Thumb-2.
23285 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23286 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23287 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23288 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23289 * config/arm/libunwind.S: Add Thumb-2 code.
23290 * config/arm/constraints.md: Update include Thumb-2.
23291 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23292 * config/arm/ieee754-df.S: Ditto.
23293 * config/arm/bpabi.S: Ditto.
23294 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23295 * config/arm/predicates.md (low_register_operand,
23296 low_reg_or_int_operand, thumb_16bit_operator): New.
23297 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23298 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23299 * config/arm/t-arm-elf: Add armv7 multilib.
23300 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23302 (UNSPEC_STACK_ALIGN, ce_count): New.
23303 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23304 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23306 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23307 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23308 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23309 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23310 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23311 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23313 * doc/extend.texi: Document ARMv7-M interrupt functions.
23314 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23316 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23318 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23319 (struct _Unwind_Context): Rename args_size to flags, remove
23320 signal_frame field, add a new args_size field and version field.
23321 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23322 _Unwind_IsExtendedContext): New inline functions.
23323 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23324 Assume by_value array is only present if _Unwind_IsExtendedContext.
23325 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23326 _Unwind_IsSignalFrame.
23327 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23328 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23329 (uw_init_context_1): Initialize context->flags to
23330 EXTENDED_CONTEXT_BIT.
23331 * config/rs6000/linux-unwind.h (frob_update_context): Use
23332 _Unwind_SetSignalFrame.
23334 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23336 PR middle-end/30353
23337 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23338 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23341 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23343 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23344 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23345 RET, AT_SP): Remove.
23346 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23349 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23350 * cfgbuild.c (find_basic_blocks): Likewise.
23351 * cfgrtl.c (rtl_create_basic_block): Likewise.
23352 * function.c (temp_slots_at_level): Likewise.
23353 * reg-stack.c (stack_regs_mentioned): Likewise.
23354 * regclass.c (allocate_reg_info): Likewise.
23355 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23356 set_bb_for_stmt, move_block_to_fn): Likewise.
23357 * tree-complex.c (tree_lower_complex): Likewise.
23358 * vec.h (VEC_safe_grow_cleared): New.
23360 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23362 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23364 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23365 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23367 * cfgloopmanip.c (scale_loop_frequencies): Export.
23368 (loopify): Scale the frequencies by prescribed coefficients.
23369 (set_zero_probability): New function.
23370 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23371 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23372 and frequencies according to arguments.
23373 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23375 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23376 * modulo-sched.c (sms_schedule): Set probabilities for entering
23377 versioned loop correctly.
23378 * tree-vect-transform.c (vect_transform_loop): Ditto.
23379 * cfgloop.h (loopify, loop_version): Declaration changed.
23380 (scale_loop_frequencies): Declared.
23382 2007-01-02 Jan Hubicka <jh@suse.cz>
23384 * cgraph.c: Include tree-flow.h
23385 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23386 early_local_passes.
23387 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23388 * tree-pass.h (pass_all_early_optimizations): Declare.
23389 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23390 early_local_passes.
23391 (cgraph_analyze_function): Do early_local_passes.
23392 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23393 Do not add referenced vars.
23394 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23396 (gate_all_early_local_passes): New gate.
23397 (pass_early_local_passes): Use new gate.
23398 (execute_early_local_optimizations): New functions.
23399 (gate_all_early_optimizations): New gate.
23400 (pass_all_early_optimizations): New pass.
23401 (execute_free_datastructures): Free SSA only when initialized.
23402 (gate_init_datastructures): Init only when optimizing.
23403 (tree_lowering_passes): Do early local passes when called late.
23404 * tree-profile.c (do_tree_profiling): Don't profile functions added
23406 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23407 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23409 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23410 during early_local_passes.
23411 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23414 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23416 * Makefile.in: Update copyright year.
23418 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23420 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23421 in $(lang_checks) and check-consistency targets.
23423 2007-01-02 Jan Hubicka <jh@suse.cz>
23425 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23426 Do not add referenced vars.
23427 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23429 * passes.c (init_optimization_passes): Put mudflap_2 after
23430 free_datastructures.
23432 2007-01-02 Jan Hubicka <jh@suse.cz>
23434 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23435 Set NOTHROW flag on call statements proved to be nothrow.
23436 Update statement of local calls so new pure/const functions are
23437 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23439 (tree_rest_of_compilation): Register hooks and initialize bitmap
23440 early. Do not set after_inlining flag.
23442 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23444 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23445 HOST_BITS_PER_LONGLONG
23447 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23450 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23451 warning for non-static initializers.
23453 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23455 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23456 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23457 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23458 Always use set_unique_reg_note to add REG_EQUAL notes.
23460 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23463 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23465 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23466 * cfgbuild.c (find_basic_blocks): Likewise.
23467 * cfgrtl.c (rtl_create_basic_block): Likewise.
23468 * function.c (temp_slots_at_level): Likewise.
23469 * reg-stack.c (stack_regs_mentioned): Likewise.
23470 * regclass.c (allocate_reg_info): Likewise.
23471 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23472 set_bb_for_stmt, move_block_to_fn): Likewise.
23473 * tree-complex.c (tree_lower_complex): Likewise.
23474 * vec.h (VEC_safe_grow_cleared): New.
23476 2007-01-02 Ian Lance Taylor <iant@google.com>
23478 * c-common.c (c_common_truthvalue_conversion): When warning about
23479 using an assignment as a truth value, set TREE_NO_WARNING.
23481 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23484 * c.opt (Wold-style-declaration): New.
23485 * doc/invoke.texi (C-only Warning Options): New.
23486 (Wold-style-declaration): Document it.
23487 (Wextra): Enabled by -Wextra.
23488 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23489 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23490 -Wold-style-declaration.
23492 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23494 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23495 * cfgbuild.c (find_basic_blocks): Likewise.
23496 * cfgrtl.c (rtl_create_basic_block): Likewise.
23497 * function.c (temp_slots_at_level): Likewise.
23498 * reg-stack.c (stack_regs_mentioned): Likewise.
23499 * regclass.c (allocate_reg_info): Likewise.
23500 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23501 set_bb_for_stmt, move_block_to_fn): Likewise.
23502 * tree-complex.c (tree_lower_complex): Likewise.
23503 * vec.h (VEC_safe_grow_cleared): New.
23505 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23507 * c-common.c (c_common_nodes_and_builtins): Since variants of
23508 void_type_node get built before it is given a name, we need to
23509 give those variants the name, too.
23510 (complete_array_type): We need to work with the canonical main
23511 type of the array, from which we will build the qualified version.
23512 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23513 * print-tree.c (print_node): Display canonical type information
23515 * stor-layout.c (layout_type): When we don't know the
23516 alignment of a type for which we're building an array, we end up
23517 guessing wrong, so make the type require structural equality.
23518 * tree.c (make_node_stat): When we build a new type, it is its
23519 own canonical type.
23520 (build_type_attribute_qual_variant): When building an attribute
23521 variant, its canonical type is the non-attribute variant. However,
23522 if the attributes are target-dependent and they differ, we need to
23523 use structural equality checks for this type.
23524 (build_qualified_type): A qualified type is not equivalent to its
23525 unqualified variant; set the canonical type appropriately.
23526 (build_distinct_type_copy): When building a distinct type from
23527 another type, the new type is its own canonical type.
23528 (build_variant_type_copy): When building a new type variant, we
23529 assume that it is equivalent to the original type.
23530 (build_pointer_type_for_mode): When building a pointer type, also
23531 build a canonical type pointer.
23532 (build_reference_type_for_mode): When building a reference type,
23533 also build a canonical type reference.
23534 (build_index_type): When we can't hash an index type (e.g.,
23535 because its maximum value is negative), the index type requires
23536 structural equality tests.
23537 (build_array_type): Build the canonical form of an array type.
23538 (build_function_type): Function types require structural equality,
23539 because they contain default arguments, attributes, etc.
23540 (build_method_type_directly): Ditto for method types.
23541 (build_offset_type): Build the canonical offset type.
23542 (build_complex_type): Build the canonical vector type.
23543 (make_vector_type): Build the canonical vector type.
23544 * tree.h (TYPE_CANONICAL): New.
23545 (TYPE_STRUCTURAL_EQUALITY_P): New.
23546 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23547 (struct tree_type): Added "canonical" field.
23548 * params.h (VERIFY_CANONICAL_TYPES): New.
23549 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23550 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23551 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23552 * doc/invoke.texi (verify-canonical-types): Document --param
23553 parameter for verifying canonical types.
23555 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23557 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23558 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23559 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23560 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23562 * config/rs6000/e500.h: New.
23563 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23564 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23566 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23567 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23568 TARGET_E500_DOUBLE): Remove.
23569 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23570 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23571 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23572 * config/rs6000/rs6000.c (rs6000_override_options): Use
23573 CHECK_E500_OPTIONS.
23575 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23577 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23578 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23579 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23580 rs6000_emit_cmove): Don't check TARGET_E500.
23581 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23582 sordered): Don't check TARGET_E500.
23584 2007-01-01 Eric Christopher <echristo@apple.com>
23586 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23587 HARD_REGISTER_NUM_P.
23589 2007-01-01 Roger Sayle <roger@eyesopen.com>
23591 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23592 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23593 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23596 2007-01-01 Mike Stump <mrs@apple.com>
23598 * configure.ac: Remove support for building with Apple's gcc-3.1.
23600 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23602 PR middle-end/30311
23603 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23604 REG is a hard register. Do not modify REG before calling
23606 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23607 multiple of the size of YMODE for certain lowpart cases.
23609 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23611 PR middle-end/30253
23612 * gimplify (voidify_wrapper_expr): Update for
23613 GIMPLE_MODIFY_STMT.
23615 2007-01-01 Andreas Schwab <schwab@suse.de>
23618 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23619 save of BR0 in extra_spill_size instead of spill_size.
23620 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23622 (ia64_expand_epilogue): Restore BR0 from its new location.
23624 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23626 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23627 Use a temporary variable if the left hand side is not a gimple
23630 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23632 * gimplify.c (gimplify_return_expr): Make the temporary variable
23633 for the return expression, a gimple register variable.
23635 2007-01-01 Jan Hubicka <jh@suse.cz>
23637 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23640 2007-01-01 Mike Stump <mrs@apple.com>
23642 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23644 * config/darwin.c (machopic_select_rtx_section): Use
23645 HAVE_GAS_LITERAL16.
23646 (darwin_mergeable_constant_section): Likewise.
23647 * configure: Regenerate.
23648 * config.in: Regenerate.
23650 2007-01-01 Jan Hubicka <jh@suse.cz>
23651 Andrew Pinski <pinskia@gmail.com>
23653 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23654 before starting IPA passes.