1 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7 2007-08-21 Richard Guenther <rguenther@suse.de>
9 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
11 2007-08-21 Richard Guenther <rguenther@suse.de>
14 * fold-const.c (fold_binary): Remove index +p PTR folding.
15 Fix types of POINTER_PLUS_EXPR generated by folding of
18 2007-08-20 Chao-ying Fu <fu@mips.com>
20 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
21 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
22 RID_ONEWAY, so that it can be checked in declspecs_add_type.
23 (c_common_fixed_point_type_for_size): Declare.
24 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
25 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
26 (c_token_starts_declspecs): Likewise.
27 (c_parser_declspecs): Likewise.
28 (c_parser_attributes): Likewise.
29 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
30 (c_declspecs): Add saturating_p.
31 * c-decl.c (build_null_declspecs): Initialize saturating_p.
32 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
34 Avoid using void, bool, char, int, float, double, _Decimal32,
35 _Decimal64, _Decimal128, and complex with _Sat.
36 Handle RID_FRACT and RID_ACCUM.
37 Make sure _Sat is used with _Fract or _Accum.
38 (finish_declspecs): Handle cts_fract and cts_accum.
39 * c-common.c (fixed-value.h): New include.
40 (constant_expression_warning): Handle FIXED_CST.
41 (overflow_warning): Likewise.
42 (warnings_for_convert_and_check): Likewise.
43 (c_common_fixed_point_type_for_size): New.
44 (c_common_type_for_mode): Handle fixed-point modes to
45 return various saturating/non-saturating, signed/unsigned types.
46 (c_common_signed_or_unsigned_type): Support fixed-point types.
47 (shorten_compare): Check fixed-point zero.
48 Handle FIXED_POINT_TYPE.
49 (c_common_truthvalue_conversion): Handle FIXED_CST.
50 Handle FIXED_POINT_TYPE.
51 (c_common_nodes_and_builtins): Record builtin types for fixed-point
53 (handle_mode_attribute): Handle fixed-point modes. Need to check
54 if the signness of base type and fixed-point modes are consistent.
55 (handle_vector_size_attribute): Handle fixed-point modes.
56 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
57 (warn_for_div_by_zero): Check fixed-point zero.
58 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
59 a common fixed-point type based on fbit, ibit, sign, and saturation.
60 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
61 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
62 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
63 (convert_for_assignment): Support FIXED_POINT_TYPE.
64 (digest_init): Handle FIXED_POINT_TYPE.
65 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
66 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
67 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
68 GE_EXPR, LT_EXPR, GT_EXPR.
69 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
70 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
71 * target.h (gcc_target): Add fixed_point_supported_p.
72 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
73 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
74 (default_fixed_point_supported_p): Define.
75 * targhooks.h (default_fixed_point_supported_p): Declare.
76 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
77 * doc/install.texi (Configuration): Add --enable-fixed-point.
78 * configure.ac (--enable-fixed-point): New to enable fixed-point
79 arithmetic extension to C. For mips targets, we enable it by default.
80 * configure, config.in: Regenerate.
82 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
84 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
86 2007-08-20 David Edelsohn <edelsohn@gnu.org>
88 * dwarf2out.c (text_section_used): Move declaration outside ifdef
89 DWARF2_DEBUGGING_INFO.
90 (cold_text_section_used): Same.
91 (cold_text_section): Same.
93 2007-08-20 Richard Guenther <rguenther@suse.de>
95 * c-typeck.c (convert_for_assignment): Use the type of
96 the member for the initialization.
98 2007-08-20 Richard Guenther <rguenther@suse.de>
100 * c-objc-common.c (c_disregard_inline_limits): Remove.
101 * c-objc-common.h (c_disregard_inline_limits): Likewise.
102 * cgraphunit.c (cgraph_process_new_functions): Call
103 disregard_inline_limits_p.
104 (cgraph_preserve_function_body_p): Likewise.
105 * ipa-inline.c (compute_inline_parameters): Likewise.
106 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
108 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
109 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
110 disregard_inline_limits langhook.
111 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
113 * langhooks.h (lang_hooks_for_tree_inlining): Remove
114 disregard_inline_limits langhook.
115 * tree-inline.c (disregard_inline_limits_p): New function.
116 * tree-inline.h (disregard_inline_limits_p): Declare.
118 2007-08-20 Richard Guenther <rguenther@suse.de>
120 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
121 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
122 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
123 auto_var_in_fn_p langhook.
124 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
126 * tree.c (auto_var_in_fn_p): ... here.
127 (find_var_from_fn): Call auto_var_in_fn_p directly.
128 * langhooks.h (lang_hooks_for_tree_inlining): Remove
129 auto_var_in_fn_p langhook.
130 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
131 (copy_body_r): Likewise.
132 (self_inlining_addr_expr): Likewise.
133 * tree.h (auto_var_in_fn_p): Declare.
135 2007-08-20 Richard Guenther <rguenther@suse.de>
137 * tree.c (WALK_SUBTREE): Call walk_tree_1.
138 (walk_type_fields): Take lh parameter.
139 (walk_tree): Rename to ...
140 (walk_tree_1): ... this. Do not call the walk_subtrees
141 langhook but the now passed callback. Pass lh on recursion.
142 (walk_tree_without_duplicates): Rename to ...
143 (walk_tree_without_duplicates_1): ... this. Take lh parameter
144 and call walk_tree_1.
145 * tree.h (walk_tree_lh): New typedef.
146 (walk_tree_1): Declare.
147 (walk_tree_without_duplicates_1): Likewise.
148 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
149 (walk_tree_without_duplicates): New define to
150 walk_tree_without_duplicates_1 with NULL lh parameter.
151 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
152 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
154 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
155 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
156 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
159 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
162 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
163 code in front of the compacting of basic blocks.
164 Move the folding of statements inbetween the cgraph checking
165 and compacting of basic blocks.
167 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
168 Serge Belyshev <belyshev@depni.sinp.msu.ru>
171 * config/alpha/alpha.c (va_list_skip_additions): Check for
172 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
173 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
174 PLUS_EXPR when checking ap.__base.
175 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
176 when doing addition on pointer types. Use size_int instead of
178 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
179 ptr_type in the second operand.
181 2007-08-19 Andrew Pinski <pinskia@gmail.com>
184 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
186 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
189 * cfgexpand.c (expand_one_register_var): Mark pointer
190 DECL_ARTIFICIAL as REG_POINTER also.
191 * stmt.c (expand_decl): Likewise.
193 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
200 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
201 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
202 on_worklist argument and avoid adding things to worklist multiple
204 (add_to_worklist): Ditto.
205 (mark_aliases_call_clobbered): Mark entire structure clobbered if
206 single SFT is clobbered.
207 (set_initial_properties): Ditto.
208 (compute_call_clobbered): Update for changes to function
210 (create_overlap_variables_for): Always create SFT for offset 0.
211 (create_structure_vars): Handle PHI's, since we are in SSA form at
213 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
214 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
216 (add_vars_for_offset): Figure out aliases from access + points-to.
217 (add_virtual_operand): Use add_vars-for_offset.
218 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
219 (add_call_clobber_ops): Remove makes_clobbering_call set.
220 (get_expr_operands): Always pass through the INDIRECT_REF
222 * tree-ssa-structalias.c (struct constraint_graph): Remove
224 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
225 address_taken, pt_used, number_incoming.
226 (FIRST_ADDR_NODE): Removed.
227 (merge_graph_nodes): Remove broken code for the moment.
228 (init_graph): New function.
229 (build_pred_graph): Remove code to init_graph.
230 Add location equivalence support.
231 (struct scc_info): Rename roots to deleted.
233 (init_scc_info): Ditto
234 (init_topo_info): Use graph->size.
235 (compute_topo_order): Ditto.
236 (do_da_constraint): Removed.
237 (do_sd_constraint): Remove calls to find().
238 set_union_with_increment should always get 0 as last arg here.
239 (do_complex_constraint): Replace do_da_constraint with assert.
241 (struct equiv_class_label): New.
242 (pointer_equiv_class_table): Ditto.
243 (location_equiv_class_table): Ditto.
244 (equiv_class_label_hash): Ditto.
245 (equiv_class_label_eq): Ditto
246 (equiv_class_lookup): Ditto.
247 (equiv_class_ladd): Ditto.
248 (pointer_equiv_class): Ditto.
249 (location_equiv_class): Ditto.
250 (condense_visit): Rename and rewrite from label_visit to do only
251 SCC related stuff for HU.
252 (label_visit): Do HU work for HU.
253 (perform_var_substitution): Update to do HU and location
255 (free_var_substitution_info): Update to free HU and location
256 equivalence structures. */
257 (find_equivalent_node): Update for pointer but not location
259 (unite_pointer_equivalences): New function.
260 (move_complex_constraints): Rewrite to only do moving.
261 (rewrite_constraints): Split out of move_complex_constraints.
262 (solve_graph): Use graph->size.
263 (process_constraint_1): Add from_call argument, use it.
264 Split *a = &b into two constraints.
265 (process_constraint): Use new process_constraint_1.
266 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
267 (get_constraint_for): Handle non-pointer integers properly.
268 Remove code that used to handle structures.
269 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
270 with unknown addends.
271 (handle_rhs_call): New function.
272 (find_func_aliases): Use handle_rhs_call.
273 (set_uids_in_ptset): Add an assert.
274 (set_used_smts): Fix bug in not considering unified vars.
275 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
276 (compute_points_to_sets): Update for other function changes.
277 (delete_points_to_sets): Ditto.
278 (ipa_pta_execute): Ditto.
279 (pass_ipa_pta): We need to update SSA after ipa_pta.
281 2007-08-19 Jan Hubicka <jh@suse.cz>
283 * i386.md: Replace "rim" and "mri" constraints by "g".
285 2007-08-19 Joseph Myers <joseph@codesourcery.com>
287 * dwarf2out.c (text_section_used, cold_text_section_used,
288 cold_text_section, dwarf2out_note_section_used): New.
289 (dwarf2out_init): Initialize cold_text_section.
290 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
291 dwarf2out_note_section_used.
292 (size_of_aranges): Only count entry for text section if it was
293 used. Count entry for cold text section if it was used.
294 (output_aranges): Only output entries for text section and cold
295 text section if they were used.
297 2007-08-19 Andrew Pinski <pinskia@gmail.com>
299 * tree-pretty-print.c (debug_generic_expr): Add a comment about
301 (debug_generic_stmt): Likewise.
302 (debug_tree_chain): Likewise.
304 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
306 * tree-data-refs.c (split_constant_offset): Expose.
307 * tree-data-refs.h (split_constant_offset): Add declaration.
309 * tree-vectorizer.h (dr_alignment_support): Renamed
310 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
311 Added a new value dr_explicit_realign.
312 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
313 dr_offset, dr_step, and dr_aligned_to, along with new access
314 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
315 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
316 STMT_VINFO_DR_ALIGNED_TO.
318 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
320 In case of outer-loop vectorization with non-fixed misalignment - use
321 the dr_explicit_realign scheme instead of the optimized realignment
323 (new_stmt_vec_info): Initialize new fields.
325 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
326 'nested_in_vect_loop' case. Change verbosity level.
327 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
328 Don't fail on zero step in the outer-loop for loads.
329 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
330 offset and init relative to the outer-loop.
332 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
333 BSI function argument with a new function argument - at_loop.
334 Simplify the condition that determines STEP. Takes additional argument
335 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
336 case), including zero step in the outer-loop. Call
337 vect_create_addr_base_for_vector_ref with additional argument.
338 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
339 Updated function documentation. Handle the 'nested_in_vect_loop' case.
340 Fixed and simplified calculation of step.
341 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
342 of bsi, and with additional argument. Call bump_vector_ptr with
343 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
344 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
345 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
346 when the realignment setup needs to take place inside the loop. Support
347 the dr_explicit_realign scheme. Allow generating the optimized
348 realignment scheme for outer-loop vectorization. Added documentation.
349 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
350 'nested_in_vect_loop' case, including loads that are invariant in the
351 outer-loop and the realignment schemes. Handle the case when the
352 realignment setup needs to take place inside the loop. Call
353 vect_setup_realignment with additional arguments. Call
354 vect_create_data_ref_ptr with additional argument and with loop instead
355 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
356 (vect_gen_niters_for_prolog_loop): Call
357 vect_create_addr_base_for_vector_ref with additional arguments.
358 (vect_create_cond_for_align_checks): Likewise.
359 (bump_vector_ptr): Updated to support the new dr_explicit_realign
360 scheme: takes additional argument bump; argument ptr_incr is now
361 optional; updated documentation.
362 (vect_init_vector): Takes additional argument (bsi). Use it, if
363 available, to insert the vector initialization.
364 (get_initial_def_for_induction): Pass additional argument in call to
366 (vect_get_vec_def_for_operand): Likewise.
367 (vect_setup_realignment): Likewise.
368 (vectorizable_load): Likewise.
370 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
372 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
373 as argument instead of struct loop.
374 (nested_in_vect_loop_p): New function.
375 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
377 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
378 from other phis in the loop.
379 (destroy_loop_vec_info): Add additional argument to declaration.
381 * tree-vectorizer.c (supportable_widening_operation): Also check if
382 nested_in_vect_loop_p (don't allow changing the order in this case).
383 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
384 of struct loop. Call nested_in_vect_loop_p and don't require
385 flag_unsafe_math_optimizations if it returns true.
386 (new_stmt_vec_info): When setting def_type for phis differentiate
387 loop-header phis from other phis.
388 (bb_in_loop_p): New function.
389 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
390 update their loop_vinfo. Order of BB traversal now matters - call
391 dfs_enumerate_from with bb_in_loop_p.
392 (destroy_loop_vec_info): Takes additional argument to control whether
393 stmt_vinfo of the loop stmts should be destroyed as well.
394 (vect_is_simple_reduction): Allow the "non-reduction" use of a
395 reduction stmt to be defines by a non loop-header phi.
396 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
398 * tree-vect-transform.c (vectorizable_reduction): Call
399 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
400 (vectorizable_call): Likewise.
401 (vectorizable_conversion): Likewise.
402 (vectorizable_operation): Likewise.
403 (vectorizable_type_promotion): Likewise.
404 (vectorizable_type_demotion): Likewise.
405 (vectorizable_store): Likewise.
406 (vectorizable_live_operation): Likewise.
407 (vectorizable_reduction): Likewise. Also pass loop_info to
408 vect_is_simple_reduction instead of loop.
409 (vect_init_vector): Call nested_in_vect_loop_p.
410 (get_initial_def_for_reduction): Likewise.
411 (vect_create_epilog_for_reduction): Likewise.
412 (vect_init_vector): Check which loop to work with, in case there's an
414 (get_initial_def_for_inducion): Extend to handle outer-loop
415 vectorization. Fix indentation.
416 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
417 In the case vect_induction_def get the vector def from the induction
418 phi node, instead of calling get_initial_def_for_inducion.
419 (get_initial_def_for_reduction): Extend to handle outer-loop
421 (vect_create_epilog_for_reduction): Extend to handle outer-loop
423 (vect_transform_loop): Change assert to just skip this case. Add a
425 (vect_finish_stmt_generation): Add a couple asserts.
427 (vect_estimate_min_profitable_iters): Multiply
428 cost of inner-loop stmts (in outer-loop vectorization) by estimated
430 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
431 this is an inner-loop reduction in outer-loop vectorization.
433 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
434 Same code as what used to be vect_analyze_scalar_cycles, only with
435 additional argument loop, and loop_info passed to
436 vect_is_simple_reduction instead of loop.
437 (vect_analyze_scalar_cycles): Code factored out into
438 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
439 Updated documentation.
440 (analyze_operations): Check for inner-loop loop-closed exit-phis during
441 outer-loop vectorization that are live or not used in the outerloop,
442 cause this requires special handling.
443 (vect_enhance_data_refs_alignment): Don't consider versioning for
445 (vect_analyze_data_refs): Check that there are no datarefs in the
447 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
448 and vect_used_in_outer_by_reduction cases.
449 (process_use): Also consider the case of outer-loop stmt defining an
450 inner-loop stmt and vice versa.
451 (vect_analyze_loop_1): New function.
452 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
453 loops. Call vect_analyze_loop_1.
454 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
455 been vectorized. Call destroy_loop_vec_info with additional argument.
457 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
458 in the inner-loop when doing outer-loop vectorization. Add
459 documentation and printout.
460 (vect_recog_dot_prod_pattern): Likewise. Also add check for
461 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
463 2007-08-18 Andrew Pinski <pinskia@gmail.com>
465 * tree-affine.h (print_aff): New prototype.
466 (debug_aff): Likewise.
467 * tree-affine.c (print_aff): New function.
468 (debug_aff): Likewise.
470 2007-08-18 Paul Brook <paul@codesourcery.com>
471 Joseph Myers <joseph@codesourcery.com>
473 * common.opt (-fdebug-prefix-map=): New option.
474 * opts.c: Include debug.h.
475 (common_handle_option): Handle -fdebug-prefix-map.
476 * final.c: Include ggc.h.
477 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
478 remap_debug_filename): New.
479 * Makefile.in (final.o, opts.o): Update dependencies.
480 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
481 * configure.ac: Check for assembler --debug-prefix-map support.
482 * configure, config.in: Regenerate.
483 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
484 (ASM_DEBUG_SPEC): Include ASM_MAP.
485 * doc/install.texi (--with-debug-prefix-map): Document.
486 * doc/invoke.texi (-fdebug-prefix-map): Document.
487 * dbxout.c (dbxout_init, dbxout_start_source_file,
488 dbxout_source_file): Call remap_debug_filename.
489 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
490 dwarf2out_start_source_file, dwarf2out_finish): Call
491 remap_debug_filename.
492 (file_table_relative_p): Do not check d->emitted_number.
493 * toplev.c (output_file_directive): Call remap_debug_filename.
494 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
495 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
497 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
499 * loop-invariant.c (find_invariants_to_move): Add missing macro
502 2007-08-17 Tom Tromey <tromey@redhat.com>
504 * tree.h (struct tree_label_decl): Removed old "java" fields.
506 2007-08-17 Richard Sandiford <richard@codesourcery.com>
507 Nigel Stephens <nigel@mips.com>
509 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
510 Treat -mno-data-in-code and -mcode-xonly as aliases for
511 -mcode-readable=no and -mcode-readable=pcrel respectively.
512 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
513 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
514 (MULTILIB_DIRNAMES): Update accordingly.
516 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
518 * Makefile.in (version.o): Depend on $(REVISION) only if
519 REVISION_s is defined.
521 2007-08-17 Sa Liu <saliu@de.ibm.com>
522 Ulrich Weigand <uweigand@de.ibm.com>
525 * tree.c (reconstruct_complex_type): For a pointer to a vector,
526 use build_qualified_type to retain qualifiers of the base type.
528 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
530 * config/score/score.md : Update pattern tablejump.
531 * config/score/score.c : Update score_initialize_trampoline
533 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
534 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
535 * doc/contrib.texi: Add my entry.
537 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
539 * Makefile.in (REVISION): New.
542 (version.o): Also depend on $(REVISION). Add
543 -DREVISION=$(REVISION_s).
545 * version.c (version_string): Add REVISION.
547 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
549 * tree-eh.c (lower_try_finally_onedest): Reset the locus
550 of GOTO that's relocated to a different block.
552 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
554 * c-common.c (const_strip_array_types): New.
555 * c-common.h (lang_missing_noreturn_ok_p): Delete.
556 (const_strip_array_types): New.
557 * c-objc-common.c (c_disregard_inline_limits,
558 c_warn_unused_global_decl): Constify.
559 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
560 c_vla_type_p, c_incomplete_type_error): Likewise.
561 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
562 * hooks.c (hook_bool_const_tree_false): New.
563 * hooks.h (hook_bool_const_tree_false): Likewise.
564 * langhooks-def.h (lhd_warn_unused_global_decl,
565 lhd_incomplete_type_error, lhd_expr_size,
566 lhd_tree_inlining_disregard_inline_limits,
567 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
568 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
569 * langhooks.c (lhd_warn_unused_global_decl,
570 lhd_incomplete_type_error,
571 lhd_tree_inlining_disregard_inline_limits,
572 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
573 lhd_expr_size): Likewise.
574 * langhooks.h (lang_hooks_for_tree_inlining,
575 lang_hooks_for_tree_dump, lang_hooks_for_types,
576 lang_hooks_for_decls, lang_hooks): Likewise.
577 * pointer-set.c (pointer_set_t, pointer_set_create,
578 pointer_set_contains, insert_aux, pointer_set_insert,
579 pointer_set_traverse, pointer_map_t, pointer_map_create,
580 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
582 * pointer-set.h (pointer_set_contains, pointer_set_insert,
583 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
584 pointer_map_traverse): Likewise.
585 * predict.c (assert_is_empty): Likewise.
586 * tree-affine.c (free_name_expansion): Likewise.
587 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
588 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
589 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
591 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
593 * tree-vectorizer.c (new_loop_vec_info): Initialize new
595 (destroy_loop_vec_info): Add call to VEC_free.
596 * tree-vectorizer.h (may_alias_ddrs): Define.
597 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
598 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
599 Change reporting to dump.
600 (vect_is_duplicate_ddr): New.
601 (vect_mark_for_runtime_alias_test): New.
602 (vect_analyze_data_ref_dependences) Add call to
603 vect_mark_for_runtime_alias_test.
604 (vect_enhance_data_refs_alignment): Define local variable
605 vect_versioning_for_alias_required, don't perform
606 peeling for alignment if versioning for alias is
608 (vect_enhance_data_refs_alignment): Use
609 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
610 PARAM_VECT_MAX_VERSION_CHECKS.
611 * tree-vect-transform.c
612 (vect_create_cond_for_alias_checks): New.
613 (vect_transform_loop): Add call to
614 vect_create_cond_for_alias_checks.
615 (vect_vfa_segment_size): New.
616 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
618 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
619 * gcc/doc/invoke.texi
620 (vect-max-version-for-alignment-checks): Document.
621 (vect-max-version-for-alias-checks): Document.
622 (vect-max-version-checks): Remove.
624 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
627 the same line as the instruction for all asm dialects.
629 (*rep_movsi_rex64): Ditto.
631 (*rep_movqi_rex64): Ditto.
632 (*rep_stosdi_rex64): Ditto.
633 (*rep_stossi): Ditto.
634 (*rep_stossi_rex64): Ditto.
635 (*rep_stosqi): Ditto.
636 (*rep_stosqi_rex64): Ditto.
637 (*cmpstrnqi_nz_1): Ditto.
638 (*cmpstrnqi_nz_rex_1): Ditto.
639 (*cmpstrnqi_1): Ditto.
640 (*cmpstrnqi_rex_1): Ditto.
641 (*strlenqi_1): Ditto.
642 (*strlenqi_rex_1): Ditto.
643 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
644 prefix on the same line as the instruction for all asm dialects.
645 (sync_double_compare_and_swap<mode>): Ditto.
646 (*sync_double_compare_and_swapdi_pic): Ditto.
647 (*sync_compare_and_swap_cc<mode>): Ditto.
648 (sync_double_compare_and_swap_cc<mode>): Ditto.
649 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
650 (sync_old_add<mode>): Ditto.
651 (sync_add<mode>): Ditto.
652 (sync_sub<mode>): Ditto.
653 (sync_ior<mode>): Ditto.
654 (sync_and<mode>): Ditto.
655 (sync_xor<mode>): Ditto.
657 2007-08-16 Richard Sandiford <richard@codesourcery.com>
660 * reload.c (find_reloads): Check that the memory returned by
661 find_reloads_toplev was not the result of forcing a constant
663 (find_reloads_toplev): Always use simplify_gen_subreg to get
664 the subreg of a constant. If the result is also a constant,
665 but not a legitimate one, force it into the constant pool
666 and reload its address.
668 2007-08-15 David Edelsohn <edelsohn@gnu.org>
670 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
673 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
675 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
676 directive for the current vector ABI.
678 2007-08-15 Steve Ellcey <sje@cup.hp.com>
681 * caller-save.c (reg_save_code): Set invalide status on restore code.
683 2007-08-15 Diego Novillo <dnovillo@google.com>
685 * tree-ssa-alias.c (compute_memory_partitions): Use
686 alias_bitmap_obstack to allocate bitmaps.
687 (reset_alias_info): Factor out of init_alias_info.
688 Mark all name tags not associated to an SSA name for renaming.
689 (init_alias_info): Call it.
690 (create_name_tags): Tidy. Add comments.
691 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
693 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
695 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
696 scheduler dependencies.
698 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
700 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
702 (*iorsi_1_zext): Likewise.
703 (*iorsi_1_zext_imm): Likewise.
704 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
705 with "rm"/"xm" constraint.
706 (sse2_vmsqrtv2df2): Likewise.
708 2007-08-15 Jakub Jelinek <jakub@redhat.com>
711 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
714 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
716 * tree-pass.h (PROP_pta): Removed.
717 (TODO_rebuild_alias): New.
718 (pass_may_alias): Removed.
719 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
720 aliasing if we changed something.
721 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
723 (pass_may_alias): Removed.
724 (create_structure_vars): Return TODO_rebuild_alias.
725 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
726 * tree-sra.c (tree_sra): Only rebuild aliasing if something
728 (tree_sra_early): We never affect aliasing right now.
729 * tree-flow.h (compute_may_aliases): New prototype.
730 * passes.c: Remove pass_may_alias from the passes.
731 (execute_function_todo): Support TODO_rebuild_alias.
733 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
735 * i386.c: (legitimize_address): Move dllimported variable check
736 infront of legitimizing pic address of CONST symbols.
738 2007-08-14 Steve Ellcey <sje@cup.hp.com>
740 PR tree-optimization/32941
741 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
742 (goto_queue_cmp): Remove.
743 (find_goto_replacement): Change search method.
744 (maybe_record_in_goto_queue): Add assert.
745 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
746 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
748 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
750 * alias.c (component_uses_parent_alias_set): Constify.
751 * alias.h (component_uses_parent_alias_set): Likewise.
752 * cfgrtl.c (print_rtl_with_bb): Likewise.
753 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
754 mpz_get_double_int): Likewise.
755 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
756 mpz_get_double_int): Likewise.
757 * expr.c (is_aligning_offset, undefined_operand_subword_p,
758 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
760 * expr.h (safe_from_p): Likewise.
761 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
763 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
764 zero_sized_type, goa_lhs_expr_p): Likewise.
765 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
766 * rtl.h (print_rtl_with_bb): Likewise.
767 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
768 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
769 * tree-flow-inline.h (bb_stmt_list): Constify.
770 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
772 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
773 const_first_stmt, const_last_stmt): New.
774 (block_may_fallthru, empty_block_p): Constify.
775 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
776 EXPR_ONLY_BODY): New.
777 (expr_first, expr_last, expr_only): Use macro for body.
778 (const_expr_first, const_expr_last, const_expr_only): New.
779 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
780 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
781 ctsi_prev, ctsi_stmt): New.
782 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
783 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
784 * tree-ssa-loop-niter.c (loop_only_exit_p,
785 derive_constant_upper_bound): Likewise.
786 * tree-ssa-phiopt.c (empty_block_p): Likewise.
787 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
788 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
789 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
790 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
791 * tree.c (get_type_static_bounds): Likewise.
792 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
793 (get_type_static_bounds): Constify.
795 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
798 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
799 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
800 (*<addsub><mode>3_cc_overflow): New.
801 (*add<mode>3_cconly_overflow): New.
802 (*sub<mode>3_cconly_overflow): New.
803 (*<addsub>si3_zext_cc_overflow): New.
804 * config/i386/predicates.md (fcmov_comparison_operator): Accept
805 CCCmode for LTU, GTU, LEU and GEU.
806 (ix86_comparison_operator): Likewise.
807 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
808 * config/i386/i386.c (put_condition_code): Support CCCmode.
809 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
810 or MINUS expressions.
812 2007-08-14 Andrew Pinski <pinskia@gmail.com>
815 * c-typeck.c (build_binary_op): Disallow vector float types with
816 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
818 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
820 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
821 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
822 (dep_def): New typedef.
823 (init_dep_1, sd_debug_dep): Declare functions.
824 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
825 (debug_dep_links): Remove.
826 (struct _deps_list): New field 'n_links'.
827 (DEPS_LIST_N_LINKS): New macro.
828 (FOR_EACH_DEP_LINK): Remove.
829 (create_deps_list, free_deps_list, delete_deps_list): Remove
831 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
832 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
833 (copy_deps_list_change_con, move_dep_link): Ditto.
834 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
835 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
837 (INSN_BACK_DEPS): Remove.
838 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
840 (INSN_DEP_COUNT): Remove.
841 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
842 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
843 Declare global variables.
844 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
845 (add_forw_dep, compute_forward_dependences): Remove declarations.
846 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
847 (add_back_forw_dep, delete_back_forw_dep): Ditto.
848 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
850 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
852 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
853 (sd_list_types_def): New typedef.
854 (sd_next_list): Declare function.
855 (struct _sd_iterator): New type.
856 (sd_iterator_def): New typedef.
857 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
859 (FOR_EACH_DEP): New cycle wrapper.
860 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
862 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
863 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
866 * sched-deps.c (init_dep_1): Make global.
867 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
869 (dump_dep): New static function.
870 (dump_dep_flags): New static variable.
871 (sd_debug_dep): New function.
872 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
874 (move_dep_link): Use remove_from_deps_list (), instead of
876 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
877 (dep_link_is_detached_p): New static function.
878 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
880 (dn_pool, dl_pool): New alloc_pools.
881 (dn_pool_diff, dl_pool_diff): New static variables.
882 (create_dep_node, delete_dep_node): New static function.
883 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
884 (deps_list_empty_p): Make it static. Use 'n_links' field.
885 (deps_pools_are_empty_p): New static function.
886 (alloc_deps_list, delete_deps_list): Remove.
887 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
888 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
889 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
890 (forward_dependency_cache): Remove.
891 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
892 'back' from the names. Change signature to use dep_t instead of
894 (add_back_dep): Ditto. Make global.
895 (check_dep_status): Rename to check_dep ().
896 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
898 (sd_finish_insn): Ditto.
899 (sd_find_dep_between_no_cache): New static function.
900 (sd_find_dep_between): New function.
901 (ask_dependency_caches, set_dependency_caches): New static functions.
902 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
903 (add_or_update_dep_1): Separate pieces of functionality into
904 ask_dependency_caches (), update_dependency_caches (),
905 change_spec_dep_to_hard (), update_dep ().
906 (get_back_and_forw_lists): New static function.
907 (sd_add_dep): Separate setting of dependency caches into
908 set_dependency_caches ().
909 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
911 (sd_delete_dep): Ditto.
912 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
913 (dump_lists): New static function.
914 (sd_debug_lists): New debug function.
915 (delete_all_dependences, fixup_sched_groups): Update to use
917 (sched_analyze_2): Create data-speculative dependency only if
918 data-speculation is enabled.
919 (sched_analyze_insn): If insn cannot be speculative, make all its
920 dependencies non-speculative.
921 (sched_analyze): Use sd_init_insn ().
922 (add_forw_dep, compute_forward_dependencies): Remove.
923 (delete_dep_nodes_in_back_deps): New static function.
924 (sched_free_deps): New function.
925 (init_dependency_caches): Init alloc_pools.
926 (extend_depedency_caches): Update after removing of
927 forward_dependency_cache.
928 (free_dependency_caches): Ditto. Free alloc_pools.
929 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
930 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
932 (add_back_forw_dep, delete_back_forw_dep): Ditto.
933 (add_dependence): Use init_dep ().
934 (get_dep_weak_1): New static function.
935 (get_dep_weak): Move logic to get_dep_weak_1 ().
936 (dump_ds): New static function moved from haifa-sched.c:
937 debug_spec_status ().
938 (debug_ds): New debug function.
939 (check_dep_status): Rename to check_dep (). Update to check whole
942 * haifa-sched.c (spec_info): Make global.
943 (added_recovery_block_p): Rename to
944 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
945 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
946 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
947 to use new interfaces.
948 (ok_for_early_queue_removal): Ditto.
949 (schedule_block): Initialize logical uids of insns emitted by the
951 (sched_init): Initialize new variable.
952 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
954 (extend_global): Initialize insn data.
955 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
956 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
958 (add_to_speculative_block): Update to use new interfaces.
959 (create_recovery_block): Set new variables.
960 (create_check_block_twin, fix_recovery_deps): Update to use new
962 (sched_insn_is_legitimate_for_speculation_p): New function.
963 (speculate_insn): Move checking logic to
964 sched_insn_is_legitimate_for_speculation_p ().
965 (sched_remove_insn): Finalize sched-deps information of instruction.
966 (clear_priorities, add_jump_dependencies): Update to use new
968 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
970 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
971 to use new interfaces.
972 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
973 (new_ready): Try to use control speculation only if it is available.
974 (add_branch_dependences): Update to use new interfaces.
975 (compute_block_backward_dependences): Rename to
976 compute_block_dependences (). Call
977 targetm.sched.dependencies_evaluation_hook ().
978 (free_block_dependencies): New static function.
979 (debug_dependencies): Update to use new interfaces.
980 (schedule_region): Remove separate computation of forward dependencies.
981 Move call of targetm.sched.dependencies_evaluation_hook () to
982 compute_block_dependences (). Free dependencies at the end of
983 scheduling the region.
985 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
987 (add_deps_for_risky_insns): Ditto.
988 (schedule_ebb): Remove separate computation of forward dependencies.
989 Free dependencies at the end of scheduling the ebb.
991 * ddg.c (create_ddg_dependence): Update to use new interfaces.
992 (build_intra_loop_deps): Ditto. Remove separate computation of forward
993 dependencies. Free sched-deps dependencies.
995 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
996 to use new interfaces.
997 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
999 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1001 (is_costly_group): Ditto.
1003 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1005 * alias.c (rtx_equal_for_memref_p): Constify.
1006 * basic-block.h (const_edge, const_basic_block): New.
1007 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1008 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1009 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1010 probably_never_executed_bb_p, edge_probability_reliable_p,
1011 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1012 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1014 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1015 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1017 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1018 flow_nodes_print, dfs_enumerate_from): Likewise.
1019 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1020 control_flow_insn_p, count_basic_blocks): Likewise.
1021 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1022 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1023 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1024 average_num_loop_insns, loop_exit_edge_p,
1025 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1026 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1027 average_num_loop_insns, seq_cost): Likewise.
1028 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1029 * dominance.c (dominated_by_p): Likewise.
1030 * emit-rtl.c (validate_subreg): Likewise.
1031 * except.c (can_throw_internal, can_throw_external): Likewise.
1032 * except.h (can_throw_internal, can_throw_external): Likewise.
1033 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1034 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1035 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1036 simple_mem, store_ops_ok, load_kills_store, find_loads,
1037 store_killed_in_insn, store_killed_after, store_killed_before,
1038 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1040 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1041 noce_mem_write_may_trap_or_fault_p): Likewise.
1042 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1044 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1046 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1047 probably_cold_bb_p, probably_never_executed_bb_p,
1048 edge_probability_reliable_p, br_prob_note_reliable_p,
1049 can_predict_insn_p): Likewise.
1050 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1051 * resource.c (return_insn_p): Likewise.
1052 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1054 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1055 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1056 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1057 verify_gimple_modify_stmt): Likewise.
1058 * tree-chrec.c (is_not_constant_evolution,
1059 is_multivariate_chrec_rec, is_multivariate_chrec,
1060 chrec_contains_symbols, chrec_contains_undetermined,
1061 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1062 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1063 eq_evolutions_p, scev_direction): Likewise.
1064 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1065 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1066 chrec_contains_symbols_defined_in_loop,
1067 chrec_contains_undetermined, tree_contains_chrecs,
1068 evolution_function_is_affine_multivariate_p,
1069 evolution_function_is_univariate_p, chrec_zerop,
1070 evolution_function_is_constant_p, evolution_function_is_affine_p,
1071 evolution_function_is_affine_or_constant_p,
1072 tree_does_not_contain_chrecs, chrec_type): Likewise.
1073 * tree-data-ref.c (tree_fold_divides_p,
1074 object_address_invariant_in_loop_p, dr_may_alias_p,
1075 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1076 same_access_functions, constant_access_functions,
1077 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1079 * tree-flow.h (scev_direction): Likewise.
1080 * tree-gimple.c (is_gimple_stmt): Likewise.
1081 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1083 * tree-pretty-print.c (op_prio): Likewise.
1084 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1085 analyzable_condition, backedge_phi_arg_p): Likewise.
1086 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1087 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1088 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1091 2007-08-13 Dan Hipschman <dsh@google.com>
1094 * c-format.c (check_format_arg): Move check for zero-length
1095 format strings below the check for unterminated strings.
1097 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1100 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1103 2007-08-13 Nick Clifton <nickc@redhat.com>
1105 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1107 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1110 * c-format.c (gcc_gfc_length_specs): New array.
1111 (gcc_gfc_char_table): Add unsigned specifier, and references to
1112 the l length modifier.
1113 (format_types_orig): Use the new gcc_gfc_length_specs.
1115 2007-08-12 Sa Liu <saliu@de.ibm.com>
1117 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1118 and with REG_RETVAL note after split.
1120 2007-08-11 David Daney <ddaney@avtrex.com>
1122 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1123 as ATTRIBUTE_UNUSED.
1125 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1126 Segher Boessenkool <segher@kernel.crashing.org>
1128 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1129 HAVE_LOCAL_CPU_DETECT not defined.
1131 2007-08-11 Jan Hubicka <jh@suse.cz>
1133 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1134 (cgraph_process_new_functions): Honor previous value of
1135 disregard_inline_limits.
1136 * ipa-inline.c (compute_inline_parameters): Likewise.
1138 2007-08-11 Ian Lance Taylor <iant@google.com>
1140 * alias.h (alias_set_type): Define new type.
1141 (ALIAS_SET_MEMORY_BARRIER): Use it.
1142 * rtl.h: Include alias.h.
1143 (struct mem_attrs): Use alias_set_type.
1144 * tree.h: Include alias.h
1145 (struct tree_type): Use alias_set_type.
1146 (struct tree_struct_field_tag): Likewise.
1147 (struct tree_decl_common): Likewise.
1148 * alias.c (struct alias_set_entry): Use alias_set_type.
1149 (get_alias_set_entry, alias_set_subset_of): Likewise.
1150 (alias_sets_conflict_p): Likewise.
1151 (alias_sets_must_conflict_p): Likewise.
1152 (objects_must_conflict_p): Likewise.
1153 (get_alias_set, new_alias_set): Likewise.
1154 (record_alias_subset, record_component_aliases): Likewise.
1155 (varargs_set, frame_set): Change to alias_set_type.
1156 (get_varargs_alias_set): Use alias_set_type.
1157 (get_frame_alias_set): Likewise.
1158 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1159 * dse.c (struct store_info): Use alias_set_type.
1160 (struct read_info, struct clear_alias_mode_holder): Likewise.
1161 (clear_alias_set_lookup, canon_address): Likewise.
1162 (record_store, check_mem_read_rtx): Likewise.
1163 (dse_record_singleton_alias_set): Likewise.
1164 (dse_invalidate_singleton_alias_set): Likewise.
1165 * emit-rtl.c (get_mem_attrs): Likewise.
1166 (set_mem_attributes_minus_bitpos): Likewise.
1167 (set_mem_alias_set): Likewise.
1168 * expr.c (store_constructor_field, store_field): Likewise.
1169 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1170 * langhooks.c (lhd_get_alias_set): Likewise.
1171 * langhooks-def.h (lhd_get_alias_set): Likewise.
1172 * reload1.c (alter_reg): Likewise.
1173 * tree-flow.h (struct fieldoff): Likewise.
1174 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1175 (may_alias_p, get_smt_for, create_sft): Likewise.
1176 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1177 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1178 (merge_smts_into): Likewise.
1179 * varasm.c (const_alias_set): Likewise.
1180 * c-common.c (strict_aliasing_warning): Likewise.
1181 (c_common_get_alias_set): Likewise.
1182 * dse.h (dse_record_singleton_alias_set): Update declaration.
1183 (dse_invalidate_singleton_alias_set): Likewise.
1184 * emit-rtl.h (set_mem_alias_set): Likewise.
1185 * c-common.h (c_common_get_alias_set): Likewise.
1186 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1187 * print-tree.c (print_node): Likewise.
1188 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1190 (alpha_setup_incoming_varargs): Use alias_set_type.
1191 * config/i386/i386.c (setup_incoming_varargs_64): Use
1193 (setup_incoming_varargs_ms_64): Likewise.
1194 (ix86_GOT_alias_set): Likewise.
1195 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1196 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1197 (set): Change to alias_set_type.
1198 (get_TOC_alias_set): Use alias_set_type.
1199 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1201 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1202 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1204 (struct_value_alias_set): Likewise.
1205 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1207 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1209 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1210 * config/vxworks.h (TARGET_VXWORKS): Override.
1211 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1212 "mips" if TARGET_VXWORKS.
1214 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1216 * calls.c (avoid_likely_spilled_reg): New function.
1217 (expand_call): Use it.
1219 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1223 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1225 * config/mips/predicates.md (const_call_insn_operand): Invoke
1226 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1228 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1231 * config/rs6000/driver-rs6000.c: Include link.h.
1232 Use ElfW instead of wordsize-specif typedef.
1234 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1236 * system.h (CONST_CAST): New.
1237 * c-decl.c (c_make_fname_decl): Use it.
1238 * c-lex.c (cb_ident, lex_string): Likewise.
1239 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1240 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1241 give_switch, set_multilib_dir): Likewise.
1242 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1243 * passes.c (execute_one_pass): Likewise.
1244 * prefix.c (update_path): Likewise.
1245 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1246 * tree.c (build_string): Likewise.
1248 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1250 * tree-flow-inline.h (is_exec_stmt): Remove.
1251 (is_label_stmt): Remove.
1252 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1255 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1257 * lower-subreg.c (resolve_shift_zext): Don't adjust
1258 src_reg_num for wordmode operands.
1260 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1261 David Ung <davidu@mips.com>
1263 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1264 (TARGET_SCHED_REORDER2): Define.
1265 (mips_maybe_swap_ready): New.
1266 (mips_last_74k_agen_insn): New.
1267 (mips_74k_agen_init): New.
1268 (mips_74k_agen_reorder): New function to group loads and stores
1270 (mips_sched_init): New.
1271 (mips_sched_reorder): Don't do initialization here. Call
1272 mips_74k_agen_reorder.
1273 (mips_variable_issue): Call mips_74k_agen_init.
1275 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1277 * tree-flow-inline.h (get_filename): Remove.
1279 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1281 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1283 (mips_fetch_insns): Delete in favor of...
1284 (mips_load_store_insns): ...this new function.
1285 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1286 to say whether multiword moves _might_ be split.
1287 (mips_fetch_insns): Delete in favor of...
1288 (mips_load_store_insns): ...this new function.
1289 (mips_rtx_costs): Update the call to mips_address_insns.
1290 (mips_address_cost): Likewise.
1291 * config/mips/mips.md (length): Use mips_load_store_insns instead
1292 of mips_fetch_insns.
1293 * config/mips/constraints.md (R): Use mips_address_insns rather
1294 than mips_fetch_insns. Assume that the move never needs to be split.
1296 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1298 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1299 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1300 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1301 * config/mips/mips.h (mips16_hard_float): Delete.
1302 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1303 definitions, and replace with....
1304 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1305 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1306 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1307 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1308 (override_options): Replace MASK_SOFT_FLOAT references with
1309 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1310 and mips16_hard_float when TARGET_MIPS16.
1312 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1315 * c-typeck.c (build_binary_op): Check for non pointer types before
1316 calling int_fits_type_p.
1318 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1321 * fold-const.c (omit_one_operand): Return only the ommitted expression
1322 if the result is an empty statement.
1323 (pedantic_omit_one_operand): Likewise.
1325 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1327 * c-typeck.c (readonly_error): Improve error for assignment.
1329 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1331 (pp_c_expression): Ditto.
1333 2007-08-09 Simon Baldwin <simonb@google.com>
1335 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1336 break that was preventing simplify_associative_operation() for xor.
1338 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1339 Nigel Stephens <nigel@mips.com>
1341 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1342 Document change in interpretation of value from boolean to
1344 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1345 ffs and ctz using clz.
1346 (expand_unop): Call them.
1347 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1349 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1350 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1351 enable the new ffs expansion on this target.
1353 2007-08-09 Jan Hubicka <jh@suse.cz>
1355 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1356 (expand_ternary_op): Likewise.
1357 (expand_vec_shift_expr): Likewise.
1358 (expand_binop_directly): Likewise.
1359 (expand_binop): Likewise.
1360 (sign_expand_binop): Likewise.
1361 (expand_twoval_unop): Likewise.
1362 (expand_twoval_binop): Likewise.
1363 (expand_twoval_binop_libfunc): Likewise.
1364 (widen_clz): Likewise.
1365 (widen_bswap): Likewise.
1366 (expand_parity): Likewise.
1367 (expand_unop): Likewise.
1368 (expand_abs_nojump): Likewise.
1369 (expand_copysign): Likewise.
1370 (emit_no_conflict_block): Likewise.
1371 (emit_libcall_block): Likewise.
1372 (can_compare_p): Likewise.
1373 (prepare_cmp_insn): Likewise.
1374 (emit_cmp_and_jump_insn_1): Likewise.
1375 (prepare_float_lib_cmp): Likewise.
1376 (emit_conditional_add): Likewise.
1377 (gen_add2_insn): Likewise.
1378 (have_add2_insn): Likewise.
1379 (gen_sub2_insn): Likewise.
1380 (have_sub2_insn): Likewise.
1381 (can_extend_p): Likewise.
1382 (can_fix_p): Likewise.
1383 (can_float_p): Likewise.
1384 (expand_float): Likewise.
1385 (expand_fix): Likewise.
1386 (expand_sfix_optab): Likewise.
1387 (new_optab): Likewise.
1388 (new_convert_optab): Likewise.
1389 (init_libfuncs): Likewise.
1390 (init_interclass_conv_libfuncs): Likewise.
1391 (init_intraclass_conv_libfuncs): Likewise.
1392 (set_conv_libfunc): Likewise.
1393 (init_optabs): Likewise.
1394 (debug_optab_libfuncs): Likewise.
1395 (gen_cond_trap): Likewise.
1396 * optabs.h (optab_handler, convert_optab_hanlder): New.
1397 * genopinit.c: Update optabs generation table.
1398 * reload.c (find_reloads_address_1): Use optabs accestors.
1399 * builtins.c (expand_builtin_mathfn): Likewise.
1400 (expand_builtin_mathfn_2): Likewise.
1401 (expand_builtin_mathfn_3): Likewise.
1402 (expand_builtin_interclass_mathfn): Likewise.
1403 (expand_builtin_sincos): Likewise.
1404 (expand_builtin_cexpi): Likewise.
1405 (expand_builtin_powi): Likewise.
1406 (expand_builtin_strlen): Likewise.
1407 * dojump.c (do_jump): Likewise.
1408 * expr.c (convert_move): Likewise.
1409 (move_by_pieces): Likewise.
1410 (move_by_pieces_ninsns): Likewise.
1411 (can_store_by_pieces): Likewise.
1412 (store_by_pieces_1): Likewise.
1413 (emit_move_via_integer): Likewise.
1414 (emit_move_complex): Likewise.
1415 (emit_move_ccmode): Likewise.
1416 (emit_move_insn_1): Likewise.
1417 (emit_single_push_insn): Likewise.
1418 (store_constructor): Likewise.
1419 (expand_expr_real_1): Likewise.
1420 (do_store_flag): Likewise.
1421 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1422 (enumerate_modes): Likewise.
1423 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1424 (supportable_widening_operation): Likewise.
1425 (supportable_narrowing_operation): Likewise.
1426 * expmed.c (store_bit_field_1): Likewise.
1427 (extract_bit_field_1): Likewise.
1428 (expand_mult_highpart_optab): Likewise.
1429 (expand_smod_pow2): Likewise.
1430 (expand_divmod): Likewise.
1431 (emit_store_flag): Likewise.
1432 * tree-vect-patterns.c
1433 (vect_pattern_recog_1): Likewise.
1434 * tree-ssa-loop-prefetch.c
1435 (nontemporal_store_p): Likewise.
1436 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1437 (vect_create_epilog_for_reduction): Likewise.
1438 (vectorizable_reduction): Likewise.
1439 (vectorizable_operation): Likewise.
1440 (vect_strided_store_supported): Likewise.
1441 (vectorizable_store): Likewise.
1442 (vect_strided_load_supported): Likewise.
1443 (vectorizable_load): Likewise.
1444 * combine.c (simplify_comparison): Likewise.
1445 * tree-vect-generic.c
1446 (type_for_widest_vector_mode): Likewise.
1447 (expand_vector_operations_1): Likewise.
1448 * config/spu/spu.c (spu_expand_mov): Likewise.
1449 (spu_emit_vector_compare): Likewise.
1450 * config/rs6000/rs6000.c
1451 (rs6000_emit_vector_compare): Likewise.
1452 * stmt.c (add_case_node): Likewise.
1453 * reload1.c (gen_reload):
1455 2007-08-09 Michael Matz <matz@suse.de>
1457 * tree.h (fixed_zerop): Declare as taking a const_tree.
1458 * tree.c (fixed_zerop): Take a const_tree.
1460 2007-08-09 Ira Rosen <irar@il.ibm.com>
1462 * tree-vect-transform.c (vectorizable_store): Remove call to
1463 copy_virtual_operands() and call mark_symbols_for_renaming() for
1464 the created vector store.
1465 (vect_setup_realignment): Don't call copy_virtual_operands() and
1466 update_vuses_to_preheader().
1467 (vectorizable_load): Don't call copy_virtual_operands().
1468 (update_vuses_to_preheader): Remove.
1470 2007-08-08 Chao-ying Fu <fu@mips.com>
1472 * tree.def (FIXED_POINT_TYPE): New type.
1473 (FIXED_CST): New constant.
1474 (FIXED_CONVERT_EXPR): New expr.
1475 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1476 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1477 * tree.h (struct tree_base): Add saturating_flag.
1478 Remove one bit of spare for saturating_flag.
1479 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1480 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1481 FIXED_POINT_TYPE_P): Define.
1482 (TYPE_SATURATING): Define.
1483 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1484 (struct tree_fixed_cst): New.
1485 (TYPE_IBIT, TYPE_FBIT): Define.
1486 (tree_node): Add fixed_cst.
1487 (enum tree_index): Add new enumeration values of
1488 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1489 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1490 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1491 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1492 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1493 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1494 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1495 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1496 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1497 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1498 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1499 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1500 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1501 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1502 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1503 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1504 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1505 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1506 (sat_short_fract_type_node, sat_fract_type_node,
1507 sat_long_fract_type_node, sat_long_long_fract_type_node,
1508 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1509 sat_unsigned_long_fract_type_node,
1510 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1511 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1512 unsigned_short_fract_type_node, unsigned_fract_type_node,
1513 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1514 sat_short_accum_type_node, sat_accum_type_node,
1515 sat_long_accum_type_node, sat_long_long_accum_type_node,
1516 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1517 sat_unsigned_long_accum_type_node,
1518 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1519 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1520 unsigned_short_accum_type_node, unsigned_accum_type_node,
1521 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1522 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1523 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1524 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1525 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1526 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1527 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1528 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1529 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1530 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1531 sat_uda_type_node, sat_uta_type_node): New macro.
1532 (make_fract_type, make_accum_type): Declare.
1533 (make_signed_fract_type, make_unsigned_fract_type,
1534 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1535 make_signed_accum_type, make_unsigned_accum_type,
1536 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1537 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1538 make_or_reuse_sat_signed_fract_type,
1539 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1540 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1541 make_or_reuse_sat_unsigned_accum_type): New macro.
1542 (fixed_zerop): Declare.
1543 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1544 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1545 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1546 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1547 * treestruct.def: Add TS_FIXED_CST.
1548 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1550 (tree-dump.o): Likewise.
1551 (print-tree.o): Likewise.
1552 (tree-pretty-print.o): Likewise.
1553 (fold-const.o): Likewise.
1554 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1555 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1556 (is_gimple_min_invariant): Handle FIXED_CST.
1557 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1558 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1559 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1560 (layout_type): Handle FIXED_POINT_TYPE.
1561 (make_fract_type, make_accum_type): New functions.
1562 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1563 * tree-dump.c (fixed-value.h): New include.
1564 (dump_fixed): New function.
1565 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1566 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1567 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1568 * tree-pretty-print.c (fixed-value.h): New include.
1569 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1571 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1572 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1573 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1574 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1575 for non-saturating fixed-point types.
1576 (reassociate_bb): Likewise.
1577 * emit-rtl.c (fixed-value.h): New include.
1578 (fconst0, fconst1): New array.
1579 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1580 * tree-vect-generic.c expand_vector_operation): Support
1581 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1583 (type_for_widest_vector_mode): Add one parameter for the
1585 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1587 Pass the satp parameter to type_for_mode for fixed-point types.
1588 (expand_vector_operations_1): Pass the saturating flag to
1589 type_for_widest_vector_mode.
1590 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1591 and MODE_VECTOR_UACCUM.
1592 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1593 (vectorizable_condition): Likewise.
1594 * tree.c (fixed-value.h): New include.
1595 (tree_code_size): Support FIXED_CST.
1596 (build_fixed): New function.
1597 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1598 (fixed_zerop): New function.
1599 (tree_node_structure): Support FIXED_CST.
1600 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1601 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1602 (type_hash_eq): Handle FIXED_POINT_TYPE.
1603 (simple_cst_equal): Support FIXED_CST.
1604 (iterative_hash_expr): Handle FIXED_CST.
1605 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1606 (get_narrower): Likewise.
1607 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1608 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1609 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1610 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1612 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1613 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1614 (initializer_zerop): Support FIXED_CST.
1615 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1616 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1617 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1618 (is_base_type): Handle FIXED_POINT_TYPE.
1619 (add_type_attribute): Handle FIXED_POINT_TYPE.
1620 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1621 * print-tree.c (fixed-value.h): New include.
1622 (print_node_brief): Support FIXED_CST.
1623 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1624 * c-pretty-print.c (fixed-value.h): New include.
1625 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1626 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1627 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1628 Support fixed-point types for inner items in VECTOR_TYPE.
1629 (pp_c_direct_declarator): Likewise.
1630 (pp_c_declarator): Likewise.
1631 (pp_c_fixed_constant): New function.
1632 (pp_c_constant): Handle FIXED_CST.
1633 (pp_c_primary_expression): Likewise.
1634 (pp_c_expression): Likewise.
1635 * fold-const.c (fixed-value.h): New include.
1636 (negate_expr_p): Return true for FIXED_CST.
1637 (fold_negate_expr): Support FIXED_CST.
1638 (split_tree): Support FIXED_CST.
1639 (const_binop): Support FIXED_CST.
1640 (fold_convert_const_int_from_fixed): New function to convert from
1642 (fold_convert_const_real_from_fixed): New function to convert from
1644 (fold_convert_const_fixed_from_fixed): New function to convert from
1645 fixed to another fixed.
1646 (fold_convert_const_fixed_from_int): New function to convert from
1648 (fold_convert_const_fixed_from_real): New function to convert from
1650 (fold_convert_const): Support conversions from fixed to int, from
1651 fixed to real, from fixed to fixed, from int to fixed, and from real
1653 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1654 (operand_equal_p): Support FIXED_CST.
1655 (make_range): For fixed-point modes, we need to pass the
1656 saturating flag as the 2nd parameter.
1657 (tree_swap_operands_p): Handle FIXED_CST.
1658 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1660 (fold_unary): Support FIXED_CONVERT_EXPR.
1661 (fold_binary): Handle FIXED_CST.
1662 Make sure the type is not saturating, before associating operations.
1663 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1664 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1665 (fold_negate_const): Support FIXED_CST.
1666 (fold_relational_const): Support FIXED_CST.
1667 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1668 (gimplify_expr): Handle FIXED_CST.
1669 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1670 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1671 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1672 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1673 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1674 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1675 LONG_LONG_ACCUM_TYPE_SIZE.
1676 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1677 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1678 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1679 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1680 MODE_ACCUM, and MODE_UACCUM.
1681 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1682 fixed-point types to disable reduction.
1683 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1685 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1687 * config/rs6000/x-rs6000: New file.
1688 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1689 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1690 (EXTRA_SPEC_FUNCTIONS): Define.
1691 (HAVE_LOCAL_CPU_DETECT): Define.
1692 (CC1_CPU_SPEC): Define.
1693 * config/rs6000/driver-rs6000.c: New file.
1694 * config/rs6000/aix.h (CC1_SPEC): Define.
1695 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1696 * config.host: Add x-rs6000 to host_xmake_file if host and target
1697 are rs6000 or powerpc.
1699 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1701 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1703 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1704 Sandra Loosemore <sandra@codesourcery.com>
1705 Chao-ying Fu <fu@mips.com>
1706 Nigel Stephens <nigel@mips.com>
1707 David Ung <davidu@mips.com>
1709 * doc/invoke.texi (-mcode-readable): Document.
1710 * config/mips/mips.opt (mcode-readable): New option.
1711 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1712 * config/mips/mips.h (mips_code_readable_setting): New enum.
1713 (mips_code_readable): Declare.
1714 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1715 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1716 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1717 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1718 boiler-plate comments.
1719 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1720 * config/mips/mips.c (mips_code_readable): New variable.
1721 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1722 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1723 context and -mcode-readable setting to restrict the use of
1724 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1725 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1726 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1727 (mips_blocks_for_constant_p): Only return false for
1728 TARGET_MIPS16_PCREL_LOADS.
1729 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1730 for MIPS16. Handle SYMBOL_32_HIGH.
1731 (mips_const_insns): Allow HIGHs for MIPS16 too.
1732 (mips_unspec_address_offset): New function, split out from...
1733 (mips_unspec_address): ...here.
1734 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1735 16-bit symbolic constants. Assert approropiate conditions for
1736 using the "la" and "dla" macros.
1737 (mips_handle_option): Handle -mcode-readable=.
1738 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1739 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1740 (mips_strip_unspec_address): New function, split out from...
1741 (print_operand_reloc): ...here.
1742 (print_operand): Pass constants through mips_strip_unspec_address.
1743 (print_operand_address): Likewise.
1744 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1745 (mips_select_rtx_section): Remove MIPS16 handling.
1746 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1747 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1748 (mips16_lay_out_constants): Do nothing unless
1749 TARGET_MIPS16_PCREL_LOADS.
1750 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1751 * config/mips/mips.md: Split HIGHs for MIPS16.
1752 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1754 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1756 * config/mips/mips-protos.h (mips_emit_move): Declare.
1757 * config/mips/mips.c (mips_emit_move): New function.
1758 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1759 (mips_legitimize_const_move): Likewise.
1760 (mips_legitimize_move): Likewise.
1761 (mips_split_64bit_move): Likewise.
1762 (mips_restore_gp): Likewise.
1763 (mips_load_call_address): Likewise.
1764 (mips_emit_fcc_reload): Likewise.
1765 (mips_set_return_address): Likewise.
1766 (mips_block_move_straight): Likewise.
1767 (mips_block_move_loop): Likewise.
1768 (mips_setup_incoming_varargs): Likewise.
1769 (mips_save_reg): Likewise.
1770 (mips_expand_prologue): Likewise.
1771 (mips_restore_reg): Likewise.
1772 (mips_expand_epilogue): Likewise.
1773 (mips_output_mi_thunk): Likewise.
1774 (build_mips16_call_stub): Likewise.
1775 (mips_builtin_branch_and_move): Likewise.
1776 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1777 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1778 (fixuns_truncdfdi2): Likewise.
1779 (fixuns_truncsfsi2): Likewise.
1780 (fixuns_truncsfdi2): Likewise.
1781 (loadgp_absolute): Likewise.
1782 (builtin_setjmp_setup): Likewise.
1783 (builtin_longjmp): Likewise.
1784 (untyped_call): Likewise.
1786 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1788 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1789 an "rtx *" argument. Return a bool.
1790 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1791 values and return true if they can be split. Take the same kind of
1792 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1793 and store the lo_sum there if nonnull. Use the symbol type to
1794 determine whether a $gp or HIGH is needed.
1795 (mips_legitimize_address): Update call to mips_split_symbol and
1796 simplify accordingly.
1797 (mips_legitimize_const_move): Likewise.
1798 * config/mips/mips.md: In the combine define_split,
1799 check mips_split_symbol instead of splittable_symbolic_operand.
1800 Update use of mips_split_symbol in the generator code.
1801 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1803 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1805 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1806 (mips_symbol_insns_1): New function, split out from...
1807 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1808 and stores separately from load addresses.
1809 (mips_classify_address): Replace uses of mips_symbolic_address_p
1810 with uses of mips_symbol_insns.
1811 (mips_address_insns): Update calls to mips_symbol_insns.
1812 (mips_const_insns): Likewise.
1813 (mips_legitimize_address): Likewise.
1815 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1817 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1818 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1819 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1820 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1821 non-call contexts if TARGET_MIPS16.
1822 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1823 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1824 code for SYMBOL_ABSOLUTE.
1825 (mips_symbol_insns): Likewise.
1827 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1829 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1830 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1831 (mips_symbolic_constant_p): Likewise. Update the call to
1832 mips_classify_symbol.
1833 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1834 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1835 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1836 (print_operand_reloc): Add a context argument. Update the call to
1837 mips_symbolic_constant_p.
1838 (print_operand): Update the calls to print_operand_reloc.
1839 (print_operand_address): Use print_operand_reloc rather than
1841 (mips_rewrite_small_data_p): Add a context argument. Update the call
1842 to mips_symbolic_constant_p.
1843 (mips_small_data_pattern_1): Make DATA the containing mem.
1844 Update the call to mips_rewrite_small_data_p.
1845 (mips_rewrite_small_data_1): Likewise.
1846 (mips_use_anchors_for_symbol_p): Update the call to
1847 mips_symbolic_constant_p.
1848 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1849 (splittable_symbolic_operand): Likewise.
1850 (move_operand): Likewise.
1851 (absolute_symbolic_operand): Likewise.
1852 (got_disp_operand): Likewise.
1853 (got_page_ofst_operand): Likewise.
1855 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1857 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1858 (SYMBOL_ABSOLUTE): ...this.
1859 (SYMBOL_SMALL_DATA): Rename to...
1860 (SYMBOL_GP_RELATIVE): ...this.
1861 (SYMBOL_CONSTANT_POOL): Rename to...
1862 (SYMBOL_PC_RELATIVE): ...this.
1863 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1864 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1865 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1866 after above changes.
1867 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1868 (general_symbolic_operand): Rename to...
1869 (absolute_symbolic_operand): ...this.
1870 * config/mips/mips.md: Update after above changes.
1872 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1873 Revital Eres <eres@il.ibm.com>
1875 * ddg.c (print_ddg): Add dump information.
1876 * modulo-sched.c (print_node_sched_params): Add parameter and
1878 (calculate_maxii): Remove function.
1879 (undo_generate_reg_moves): Likewise.
1880 (undo_permute_partial_schedule): Likewise.
1881 (kernel_number_of_cycles): Likewise.
1882 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1883 (sms_schedule): Use it. Remove profitability checks.
1884 (sms_schedule_by_order): Fix order of nodes within the cycle.
1886 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1888 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1889 -profile option, add pie support.
1890 (ENDFILE_SPEC): New spec.
1891 * config/gnu.h (LIB_SPEC): Add -profile option.
1893 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1895 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1896 * config/gnu.h (LIB_SPEC): Likewise.
1898 2007-08-07 Yaz Saito <saito@google.com>
1899 Ian Lance Taylor <iant@google.com>
1901 * common.opt (finstrument-functions-exclude-function-list): New
1903 (finstrument-functions-exclude-file-list): New option.
1904 * opts.c (char_p): Define and DEF_VEC.
1905 (flag_instrument_functions_exclude_functions): New static
1907 (flag_instrument_functions_exclude_files): New static variable.
1908 (add_instrument_functions_exclude_list): New static function.
1909 (flag_instrument_functions_exclude_p): New function.
1910 (common_handle_option): Handle new options.
1911 * flags.h (flag_instrument_functions_exclude_p): Declare.
1912 * gimplify.c (gimplify_function_tree): Call
1913 flag_instrument_functions_exclude_p.
1914 * doc/invoke.texi (Option Summary): Mention new options.
1915 (Code Gen Options): Document new options.
1917 2007-08-07 Ian Lance Taylor <iant@google.com>
1919 PR rtl-optimization/32776
1920 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1921 (resolve_use): Likewise.
1922 (decompose_multiword_subregs): Remove "changed" local variable.
1924 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1926 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1927 * configure: Regenerate.
1928 * config.in: Regenerate.
1929 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1932 2007-08-07 Ian Lance Taylor <iant@google.com>
1934 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1935 note, just delete the insn.
1937 2007-08-07 Andreas Schwab <schwab@suse.de>
1940 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1943 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1945 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1946 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1947 (decompose_multiword_subregs): Use the functions above to decompose
1948 multiword shifts and zero-extends.
1950 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1952 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1953 "assemble" descriptions which were swapped.
1955 2007-08-06 Chao-ying Fu <fu@mips.com>
1957 * fixed-value.h: New file.
1958 * fixed-value.c: New file.
1959 * Makefile.in (OBJS-common): Add fixed-value.o.
1960 (fixed-value.o): New rule.
1961 (GTFILES): Add fixed-value.h.
1962 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1963 to compare a.low and b.low.
1964 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1966 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1967 Daniel Jacobowitz <dan@codesourcery.com>
1970 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1972 (x86_64-*-netbsd*): Likewise.
1973 (x86_64-*-linux*): Likewise.
1974 (x86_64-*-kfreebsd*-gnu): Likewise.
1975 (x86_64-*-knetbsd*-gnu): Likewise.
1976 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1978 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1980 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1981 Add -fno-asynchronous-unwind-tables.
1983 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1984 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1985 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1986 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1987 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1989 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1991 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1992 (TARGET_C_MODE_FOR_SUFFIX): New.
1994 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1996 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1998 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2000 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2002 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2004 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2005 before checking function returns in conditional expressions.
2007 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2010 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2012 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2015 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2016 for INTEGRAL_TYPE_P.
2018 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2020 * configure.ac: Remove --enable-checking=df from default settings.
2021 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2022 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2023 if the parameter is true.
2024 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2025 DF_VERIFY_SCHEDULED flag is true.
2026 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2027 (df_finish_pass): Adjust prototype.
2028 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2031 * see.c (pass_see): Add TODO_df_verify.
2032 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2033 * global.c (rest_of_handle_global_alloc): Schedule verification
2035 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2037 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2038 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2039 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2041 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2042 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2043 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2045 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2046 Revital Eres <eres@il.ibm.com>
2048 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2050 * ddg.c (create_ddg_dependence): Rename to...
2051 (create_ddg_dep_from_intra_loop_link): This. Do not check
2052 for interloop edges. Do not create anti dependence edge when
2053 a true dependence edge exists in the opposite direction and
2054 -fmodulo-sched-allow-regmoves is set.
2055 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2056 (add_cross_iteration_register_deps): Create anti dependence edge
2057 when -fno-modulo-sched-allow-regmoves is set.
2058 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2060 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2062 * config/arm/arm.md (movsi): Add braces.
2064 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2067 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2068 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2070 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2072 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2074 * cfgloopmanip.c (remove_path, create_preheaders,
2075 force_single_succ_latches, fix_loop_structure): Ditto.
2076 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2077 tree_duplicate_loop_to_header_edge): Ditto.
2078 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2079 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2081 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2082 cleanup_tree_cfg): Ditto.
2083 * tree-cfg.c (tree_merge_blocks): Ditto.
2084 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2085 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2086 loop_preheader_edge, single_exit): Ditto.
2087 (flow_loops_find): Do not clear loops->state.
2088 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2089 loops_state_clear): New functions.
2091 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2094 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2095 when adding to the base and convert ELT to sizetype instead of type.
2097 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2100 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2101 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2103 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2106 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2107 correct type the negate expression.
2109 2007-08-03 Jan Hubicka <jh@suse.cz>
2111 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2114 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2116 * config/rs6000/rs6000.c (struct processor_cost): Change
2117 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2118 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2120 (rios1_costs, rios2_cost): Correct cache line size.
2121 (rs6000_override_options): Set l2-cache-size parameter.
2123 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2124 Diego Novillo <dnovillo@google.com>
2127 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2128 if the range includes 0.
2130 2007-08-03 Ben Elliston <bje@au.ibm.com>
2132 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2133 mode to unspec expressions to silence a warning from the generator
2136 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2138 * config/ia64/constraints.md ("U"): Make constraint vector only.
2140 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2143 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2144 always_inline attribute on the function decl.
2146 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2149 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2150 if we are compiling with -fPIC.
2152 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2153 Nigel Stephens <nigel@mips.com>
2155 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2156 Define for MIPS32 and MIPS64.
2158 2007-08-02 Nick Clifton <nickc@redhat.com>
2160 * config/host-hpux.c: Change copyright header to refer to version
2161 3 of the GNU General Public License and to point readers at the
2162 COPYING3 file and the FSF's license web page.
2163 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2164 config/alpha/linux.h, config/alpha/alpha.opt,
2165 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2166 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2167 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2168 config/alpha/alpha.h, config/alpha/sync.md,
2169 config/alpha/openbsd.h, config/alpha/alpha.md,
2170 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2171 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2172 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2173 config/alpha/constraints.md, config/alpha/osf.h,
2174 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2175 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2176 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2177 config/frv/frv-asm.h, config/frv/frv-protos.h,
2178 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2179 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2180 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2181 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2182 config/s390/s390.opt, config/s390/s390-modes.def,
2183 config/s390/fixdfdi.h, config/s390/constraints.md,
2184 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2185 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2186 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2187 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2188 config/m32c/prologue.md, config/m32c/m32c.abi,
2189 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2190 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2191 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2192 config/m32c/jump.md, config/m32c/shift.md,
2193 config/m32c/m32c-protos.h, config/libgloss.h,
2194 config/spu/spu-protos.h, config/spu/predicates.md,
2195 config/spu/spu-builtins.h, config/spu/spu.c,
2196 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2197 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2198 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2199 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2200 config/sparc/hypersparc.md, config/sparc/predicates.md,
2201 config/sparc/linux.h, config/sparc/sp64-elf.h,
2202 config/sparc/supersparc.md, config/sparc/cypress.md,
2203 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2204 config/sparc/niagara.md, config/sparc/sparc.md,
2205 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2206 config/sparc/sparc.opt, config/sparc/sync.md,
2207 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2208 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2209 config/sparc/sparc.c, config/sparc/little-endian.opt,
2210 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2211 config/sparc/linux64.h, config/sparc/freebsd.h,
2212 config/sparc/sol2.h, config/sparc/rtemself.h,
2213 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2214 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2215 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2216 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2217 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2218 config/m32r/linux.h, config/m32r/constraints.md,
2219 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2220 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2221 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2222 config/i386/i386.md, config/i386/netware-crt0.c,
2223 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2224 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2225 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2226 config/i386/sol2.h, config/i386/constraints.md,
2227 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2228 config/i386/predicates.md, config/i386/geode.md,
2229 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2230 config/i386/freebsd64.h, config/i386/vxworksae.h,
2231 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2232 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2233 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2234 config/i386/netware.h, config/i386/i386-modes.def,
2235 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2236 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2237 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2238 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2239 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2240 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2241 config/i386/xm-mingw32.h, config/i386/linux64.h,
2242 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2243 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2244 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2245 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2246 config/i386/cygwin2.c, config/i386/i386-protos.h,
2247 config/i386/sync.md, config/i386/openbsd.h,
2248 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2249 config/i386/nto.h, config/i386/biarch64.h,
2250 config/i386/i386-coff.h, config/i386/freebsd.h,
2251 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2252 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2253 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2254 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2255 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2256 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2257 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2258 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2259 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2260 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2261 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2262 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2263 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2264 config/sh/superh64.h, config/sh/rtemself.h,
2265 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2266 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2267 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2268 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2269 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2270 config/avr/predicates.md, config/avr/constraints.md,
2271 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2272 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2273 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2274 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2275 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2276 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2277 config/c4x/predicates.md, config/c4x/c4x.h,
2278 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2279 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2280 config/xtensa/linux.h, config/xtensa/xtensa.h,
2281 config/xtensa/elf.h, config/xtensa/xtensa.md,
2282 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2283 config/xtensa/xtensa-protos.h, config/dbx.h,
2284 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2285 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2286 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2287 config/host-solaris.c, config/fr30/fr30.h,
2288 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2289 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2290 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2291 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2292 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2293 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2294 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2295 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2296 config/cris/predicates.md, config/cris/linux.h,
2297 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2298 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2299 config/cris/aout.opt, config/cris/cris-protos.h,
2300 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2301 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2302 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2303 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2304 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2305 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2306 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2307 config/chorus.h, config/mn10300/mn10300.c,
2308 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2309 config/mn10300/mn10300.h, config/mn10300/linux.h,
2310 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2311 config/mn10300/mn10300.md, config/ia64/predicates.md,
2312 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2313 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2314 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2315 config/ia64/freebsd.h, config/ia64/ia64.md,
2316 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2317 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2318 config/gofast.h, config/rtems.h, config/sol2-10.h,
2319 config/m68k/predicates.md, config/m68k/m68k.md,
2320 config/m68k/linux.h, config/m68k/m68k-modes.def,
2321 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2322 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2323 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2324 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2325 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2326 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2327 config/m68k/constraints.md, config/m68k/rtemself.h,
2328 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2329 config/m68k/uclinux.h, config/rs6000/power4.md,
2330 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2331 config/rs6000/linux.h, config/rs6000/eabi.h,
2332 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2333 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2334 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2335 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2336 config/rs6000/windiss.h, config/rs6000/603.md,
2337 config/rs6000/aix41.h, config/rs6000/cell.md,
2338 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2339 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2340 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2341 config/rs6000/default64.h, config/rs6000/7xx.md,
2342 config/rs6000/darwin.opt, config/rs6000/spe.md,
2343 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2344 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2345 config/rs6000/7450.md, config/rs6000/linux64.h,
2346 config/rs6000/constraints.md, config/rs6000/440.md,
2347 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2348 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2349 config/rs6000/rs6000.h, config/rs6000/power6.md,
2350 config/rs6000/predicates.md, config/rs6000/altivec.md,
2351 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2352 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2353 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2354 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2355 config/rs6000/linux64.opt, config/rs6000/sync.md,
2356 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2357 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2358 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2359 config/rs6000/eabispe.h, config/rs6000/e500.h,
2360 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2361 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2362 config/rs6000/aix.h, config/rs6000/vxworks.h,
2363 config/rs6000/40x.md, config/rs6000/aix51.h,
2364 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2365 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2366 config/arc/arc.h, config/mcore/mcore-elf.h,
2367 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2368 config/mcore/mcore.md, config/mcore/mcore.c,
2369 config/mcore/mcore.opt, config/mcore/mcore.h,
2370 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2371 config/score/predicates.md, config/score/score-version.h,
2372 config/score/score-protos.h, config/score/misc.md,
2373 config/score/elf.h, config/score/score.c, config/score/mac.md,
2374 config/score/score7.md, config/score/score.h,
2375 config/score/score-conv.h, config/score/score-mdaux.c,
2376 config/score/score.md, config/score/score.opt,
2377 config/score/score-modes.def, config/score/score-mdaux.h,
2378 config/score/mul-div.S, config/arm/uclinux-elf.h,
2379 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2380 config/arm/symbian.h, config/arm/linux-elf.h,
2381 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2382 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2383 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2384 config/arm/strongarm-pe.h, config/arm/arm.h,
2385 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2386 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2387 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2388 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2389 config/arm/arm-cores.def, config/arm/arm-protos.h,
2390 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2391 config/arm/wince-pe.h, config/arm/neon.md,
2392 config/arm/constraints.md, config/arm/neon.ml,
2393 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2394 config/arm/arm.opt, config/arm/arm926ejs.md,
2395 config/arm/predicates.md, config/arm/iwmmxt.md,
2396 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2397 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2398 config/arm/neon-testgen.ml, config/arm/arm.md,
2399 config/arm/xscale-coff.h, config/arm/pe.c,
2400 config/arm/arm-generic.md, config/arm/pe.h,
2401 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2402 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2403 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2404 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2405 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2406 config/pa/predicates.md, config/pa/pa64-hpux.h,
2407 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2408 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2409 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2410 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2411 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2412 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2413 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2414 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2415 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2416 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2417 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2418 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2419 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2420 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2421 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2422 config/mips/linux64.h, config/mips/elforion.h,
2423 config/mips/constraints.md, config/mips/generic.md,
2424 config/mips/predicates.md, config/mips/4300.md,
2425 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2426 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2427 config/mips/5k.md, config/mips/vr4120-div.S,
2428 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2429 config/mips/mips-protos.h, config/mips/6000.md,
2430 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2431 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2432 config/mips/mips-modes.def, config/mips/vr.h,
2433 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2434 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2435 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2436 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2437 config/vax/openbsd1.h, config/vax/netbsd.h,
2438 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2439 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2440 config/h8300/rtems.h, config/h8300/predicates.md,
2441 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2442 config/h8300/h8300.md, config/h8300/h8300.opt,
2443 config/h8300/coff.h, config/h8300/h8300-protos.h,
2444 config/v850/v850.md, config/v850/predicates.md,
2445 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2446 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2447 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2448 config/mmix/mmix.h, config/mmix/predicates.md,
2449 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2450 config/mmix/mmix.c, config/mmix/mmix.opt,
2451 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2452 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2453 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2454 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2457 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2459 * emit-rtl.c (reset_used_decls): Rename to...
2460 (set_used_decls): ...this. Set the used flag rather than clearing it.
2461 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2462 DECL_RTLs rather than resetting them.
2464 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2466 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2468 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2470 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2471 argument to find_reloads_address.
2473 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2475 PR tree-optimization/32919
2476 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2477 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2478 (coalesce_ssa_name): Call it.
2480 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2481 David Ung <davidu@mips.com>
2483 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2484 (__mips16_unorddf2, __mips16_floatunsidf): New.
2485 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2487 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2489 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2491 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2492 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2493 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2494 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2495 * omp-low.c (get_ws_args_for, determine_parallel_type,
2496 expand_omp_for_generic, expand_omp_for_static_nochunk,
2497 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2498 Work with more precise CFG.
2499 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2500 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2502 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2503 * gimple-low.c (lower_stmt): Ditto.
2504 * tree-inline.c (estimate_num_insns_1): Ditto.
2505 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2506 (OMP_SECTIONS_SWITCH): New.
2507 * tree-cfgcleanup.c (cleanup_omp_return): New.
2508 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2509 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2510 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2511 (tree_redirect_edge_and_branch): Handle omp constructs.
2513 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2514 with three arguments.
2516 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2518 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2521 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2523 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2524 the loop structures may need fixing.
2525 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2527 (cleanup_tree_cfg_loop): Removed.
2528 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2529 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2530 instead of running cleanup_tree_cfg_loop.
2531 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2532 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2533 (tree_predictive_commoning): Declaration changed.
2534 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2536 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2538 * doc/invoke.texi (l1-cache-size): Update documentation.
2539 (l2-cache-size): Document.
2540 * params.h (L2_CACHE_SIZE): New macro.
2541 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2542 that L1_CACHE_SIZE is in kB now.
2543 (L2_CACHE_SIZE_BYTES): New macro.
2544 (tree_ssa_prefetch_arrays): Show size in kB.
2545 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2546 and l2_cache_size fields.
2547 * config/i386/driver-i386.c (describe_cache): Detect cache size
2549 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2550 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2551 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2552 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2553 (override_options): Set l1-cache-size and l2-cache-size to default
2554 values if not specified otherwise.
2555 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2556 (PARAM_L2_CACHE_SIZE): New.
2558 2007-08-01 Nigel Stephens <nigel@mips.com>
2559 David Ung <davidu@mips.com>
2560 Thiemo Seufer <ths@mips.com>
2561 Chris Dearman <chris@mips.com>
2562 Richard Sandiford <richard@codesourcery.com>
2564 * config.gcc (mips*-sde-elf*): New stanza.
2565 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2566 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2567 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2568 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2569 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2570 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2572 * config/mips/sde.h: New file.
2573 * config/mips/t-libgcc-mips16: Likewise.
2574 * config/mips/t-sde: Likewise.
2575 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2576 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2577 _MIPS_FPSET and _MIPS_SZINT.
2578 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2579 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2580 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2581 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2582 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2583 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2584 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2585 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2586 _MIPS_SZPTR and _MIPS_FPSET.
2587 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2588 architecture is specified.
2589 (MIPS_32BIT_OPTION_SPEC): New macro.
2591 2007-07-31 Dan Hipschman <dsh@google.com>
2593 * gcc.c (end_going_arg): New function.
2594 (do_spec_2): Use it.
2595 (do_spec_1): Use it.
2597 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2599 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2600 only if ENABLE_CHECKING is defined.
2602 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2604 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2605 df_ru_add_problem, df_ru_get_bb_info): Removed.
2606 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2607 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2608 df_ru_free_bb_info, df_ru_alloc,
2609 df_ru_bb_local_compute_process_def,
2610 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2611 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2612 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2613 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2614 df_ru_add_problem): Removed.
2616 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2619 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2620 (casesi32p, casesi64p): Likewise.
2621 (casesi): Adjust for above.
2623 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2625 * mode-switching.c (create_pre_exit): Don't search past calls.
2627 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2629 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2631 2007-07-31 Revital Eres <eres@il.ibm.com>
2633 * ddg.c (add_deps_for_def): Rename to...
2634 (add_cross_iteration_register_deps): This. Change implementation
2635 to use only reaching def and def-use chains to construct the
2636 inter loop dependencies.
2637 (add_deps_for_use): Remove function.
2638 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2639 function to build the inter loop dependencies.
2640 * modulo-sched.c (sms_schedule): Build only
2641 reaching def and def-use chains for the propose of the ddg
2644 2007-07-31 Julian Brown <julian@codesourcery.com>
2646 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2647 New define_insns. Use correct RTL.
2648 (vec_set<mode>): Write as expander.
2650 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2652 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2653 to an unallocated space.
2655 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2658 (split_constant_offset): Enable split_constant_offset to extract
2659 constants from other statements.
2660 * tree-vect-transform.c
2661 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2662 to a temp var. Force base_offset to be simple.
2664 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2666 * df-scan.c (df_scan_verify): Remove artificial limit on
2667 the number of blocks for verification.
2668 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2669 df_simulate_defs): Avoid unnecessary insn checking for defs.
2671 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2673 * config/m68k/lb1sf68.asm (FUNC): New macro.
2675 (__udivsi3): Likewise.
2676 (__divsi3): Likewise.
2677 (__umodsi3): Likewise.
2678 (__modsi3): Likewise.
2679 (__subdf3): Likewise.
2680 (__adddf3): Likewise.
2681 (__muldf3): Likewise.
2682 (__divdf3): Likewise.
2683 (__negdf2): Likewise.
2684 (__cmpdf2): Likewise.
2685 (__subsf3): Likewise.
2686 (__addsf3): Likewise.
2687 (__mulsf3): Likewise.
2688 (__divsf3): Likewise.
2689 (__negsf2): Likewise.
2690 (__cmpsf2): Likewise.
2691 (__eqdf2): Likewise.
2692 (__nedf2): Likewise.
2693 (__gtdf2): Likewise.
2694 (__gedf2): Likewise.
2695 (__ltdf2): Likewise.
2696 (__ledf2): Likewise.
2697 (__eqsf2): Likewise.
2698 (__nesf2): Likewise.
2699 (__gtsf2): Likewise.
2700 (__gesf2): Likewise.
2701 (__ltsf2): Likewise.
2702 (__lesf2): Likewise.
2704 2007-07-30 Ollie Wild <aaw@google.com>
2706 * c-ppoutput.c (print_lines_directives_only): New function.
2707 (scan_translation_unit_directives_only): New function.
2708 (preprocess_file): Add call to scan_translation_unit_directives_only.
2709 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2710 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2711 -fdirectives-only. Add errors for -fdirectives-only conflict with
2712 -Wunused-macros and -traditional.
2713 (finish_options): Add builtin macro initialization for
2714 -fdirectives-only + -fpreprocessed.
2715 * c.opt (fdirectives-only): New.
2716 * doc/cppopts.texi (fdirectives-only): New.
2718 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2720 * alias.c (record_set, memory_modified_1): Constify.
2721 * bt-load.c (note_btr_set): Likewise.
2722 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2723 * combine.c (set_nonzero_bits_and_sign_copies,
2724 expand_field_assignment, record_dead_and_set_regs_1,
2725 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2726 likely_spilled_retval_1): Likewise.
2727 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2728 frv_io_handle_set): Likewise.
2729 * config/mips/mips.c (mips_sim_record_set,
2730 vr4130_true_reg_dependence_p_1): Likewise.
2731 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2732 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2733 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2734 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2735 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2736 * ddg.c (mark_mem_store): Likewise.
2737 * df-problems.c (df_urec_mark_reg_change): Likewise.
2738 * function.c (update_epilogue_consts): Likewise.
2739 * gcse.c (record_set_info, record_last_set_info,
2740 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2741 reg_clear_last_set): Likewise.
2742 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2744 * jump.c (reversed_comparison_code_parts): Likewise.
2745 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2746 reg_is_set): Likewise.
2747 * loop-iv.c (mark_altered): Likewise.
2748 * mode-switching.c (reg_becomes_live): Likewise.
2749 * optabs.c (no_conflict_move_test): Likewise.
2750 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2752 * postreload.c (reload_combine_note_store, move2add_note_store):
2754 * regmove.c (flags_set_1): Likewise.
2755 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2757 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2759 * resource.c (update_live_status): Likewise.
2760 * rtl.h (set_of, note_stores): Likewise.
2761 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2762 note_stores, parms_set): Likewise.
2763 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2764 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2766 * var-tracking.c (count_stores, add_stores): Likewise.
2768 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2770 * alias.c (mems_in_disjoint_alias_sets_p,
2771 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2772 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2773 write_dependence_p, mems_in_disjoint_alias_sets_p,
2774 read_dependence, true_dependence, canon_true_dependence,
2775 anti_dependence, output_dependence): Constify.
2776 * combine.c (extended_count): Likewise.
2777 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2778 * cselib.c (get_value_hash, references_value_p,
2779 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2780 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2781 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2782 * function.c (contains, prologue_epilogue_contains,
2783 sibcall_epilogue_contains): Likewise.
2784 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2785 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2786 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2787 reg_or_subregno): Likewise.
2788 * recog.c (asm_noperands): Likewise.
2789 * reload1.c (function_invariant_p): Likewise.
2790 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2791 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2792 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2793 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2794 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2795 extended_count, prologue_epilogue_contains,
2796 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2797 canon_true_dependence, read_dependence, anti_dependence,
2798 output_dependence): Likewise.
2799 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2801 2007-07-30 Julian Brown <julian@codesourcery.com>
2803 * config/arm/neon.md (V_ext): New mode attribute.
2804 (neon_vget_lane<mode>): Replace with define_expand.
2805 (neon_vget_lane<mode>_sext_internal)
2806 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2807 and quad precision vectors.
2808 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2809 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2810 have typeless 32-bit result.
2812 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2815 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2817 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2818 use sizetype for rest.
2819 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2820 (aff_combination_convert): Don't convert rest for pointer types.
2822 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2824 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2826 * tree-ssa-alias.c: Add alloc-pool.h.
2827 (init_alias_info): Free alias_bitmap_obstack.
2828 (delete_alias_info): Call delete_mem_ref_stats.
2829 (get_mem_sym_stats_for): Use alloc_pool.
2830 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2831 (delete_mem_sym_stats): Removed.
2833 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2835 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2836 functions cannot be represented as classical distance vectors.
2838 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2840 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2841 * builtins.c (validate_arg, builtin_mathfn_code,
2842 validate_arglist): Likewise.
2843 * calls.c (call_expr_flags): Likewise.
2844 * combine.c (reg_nonzero_bits_for_combine,
2845 reg_num_sign_bit_copies_for_combine, get_last_value,
2846 reg_truncated_to_mode): Likewise.
2847 * emit-rtl.c (subreg_lowpart_p): Likewise.
2848 * expr.c (highest_pow2_factor_for_target,
2849 categorize_ctor_elements_1, categorize_ctor_elements,
2850 count_type_elements, contains_packed_reference,
2851 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2852 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2853 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2854 native_encode_int, native_encode_real, native_encode_complex,
2855 native_encode_vector, native_encode_expr, native_interpret_int,
2856 native_interpret_real, native_interpret_complex,
2857 native_interpret_vector, native_interpret_expr): Likewise.
2858 * function.c (use_register_for_decl): Likewise.
2859 * gimplify.c (get_name): Likewise.
2860 * langhooks-def.h (lhd_return_null_const_tree): New.
2861 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2862 * langhooks.c (lhd_return_null_const_tree): New.
2863 * langhooks.h (lang_get_callee_fndecl): Constify.
2864 * output.h (constructor_static_from_elts_p): Likewise.
2865 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2866 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2867 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2868 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2869 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2870 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2871 * rtlhooks-def.h (reg_nonzero_bits_general,
2872 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2874 * rtlhooks.c (reg_num_sign_bit_copies_general,
2875 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2877 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2878 * stor-layout.c (mode_for_size_tree): Likewise.
2879 * tree-ssa-loop-im.c (memref_eq): Likewise.
2880 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2881 * tree.c (contains_placeholder_p, type_list_equal,
2882 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2884 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2885 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2886 contains_placeholder_p, contains_packed_reference,
2887 get_callee_fndecl, operand_equal_for_phi_arg_p,
2888 warn_if_unused_value, is_body_block, native_encode_expr,
2889 native_interpret_expr, fold_convertible_p, operand_equal_p,
2890 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2891 validate_arglist, simple_cst_equal, type_list_equal,
2892 use_register_for_decl, call_expr_flags, get_name,
2893 highest_pow2_factor): Likewise.
2894 (const_call_expr_arg_iterator_d,
2895 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2896 first_const_call_expr_arg, more_const_call_expr_args_p,
2897 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2898 * varasm.c (constructor_static_from_elts_p): Constify.
2900 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2902 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2903 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2904 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2905 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2906 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2907 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2908 spelling conventions.
2909 * doc/invoke.texi: Follow spelling conventions.
2911 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2912 Revital Eres <eres@il.ibm.com>
2914 * modulo-sched.c (sms_schedule): Avoid loops which includes
2915 auto-increment instructions.
2917 2007-07-28 Richard Guenther <rguenther@suse.de>
2920 * fold-const.c (fold_cond_expr_with_comparison): Convert
2921 operand zero of MIN/MAX_EXPR to correct type.
2923 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2925 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2926 flags_from_decl_or_type): Constify.
2927 * gcc.c (do_spec_1): Likewise.
2928 * print-tree.c (dump_addr, print_node_brief): Likewise.
2929 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2930 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2931 tree_purge_all_dead_eh_edges): Likewise.
2932 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2933 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2935 * tree.c (expr_location, expr_has_location, expr_locus,
2936 expr_filename, expr_lineno, get_inner_array_type,
2937 fields_compatible_p): Likewise.
2938 * tree.h (get_inner_array_type, fields_compatible_p,
2939 expr_location, expr_has_location, expr_locus, expr_filename,
2940 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2941 setjmp_call_p, alloca_call_p): Likewise.
2943 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2945 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2946 TV_FLOW_INSENSITIVE.
2948 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2950 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2951 (compute_flow_insensitive_aliasing): Ditto for
2952 TV_FLOW_INSENSITIVE.
2954 2007-07-27 Jan Hubicka <jh@suse.cz>
2956 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2959 * attribs.c: Include hashtab.h
2960 (attribute_hash): New.
2961 (substring): New structure.
2962 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2964 (init_attributes): Initialize attribute hash.
2965 (decl_attributes): Use attribute hash.
2966 * Makefile.in (attribs.c): Depend on hashtab.h.
2968 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2970 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2972 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2974 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2975 __mips_dspr2 and __mips_dsp_rev macros.
2976 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2978 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2980 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2982 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2986 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2987 and the updating of the live and do_not_gen sets.
2988 (df_note_bb_compute): Added updating of live and do_not_gen sets
2989 for regular defs so that the case of clobber inside conditional
2990 call is processed correctly.
2992 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2994 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2995 operands with compatible type.
2997 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2999 * expr.h (store_bit_field): Don't return a value.
3000 * expmed.c (check_predicate_volatile_ok): New function.
3001 (store_bit_field_1): New function, extracted from store_bit_field.
3002 Take a fallback_p argument and return true if the operation succeeded.
3003 Only use store_fixed_bit_field if fallback_p. Don't recompute
3004 mode_for_extraction; use op_mode instead. Try forcing memories
3005 into registers if the insv expander fails.
3006 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3007 Don't return a value.
3008 (convert_extracted_bit_field): New function, extracted from
3010 (extract_bit_field_1): Likewise. Take a fallback_p argument
3011 and return NULL if the operation succeeded. Only use
3012 extract_fixed_bit_field if fallback_p. Only calculate one
3013 extraction mode. Combine code for extv and extzv. Try forcing
3014 memories into registers if the ext(z)v expander fails.
3015 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3017 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3019 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3021 (df_ref): Likewise. Put regno with other integer fields.
3023 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3025 * df.h (df_mw_hardreg): Remove "loc" field.
3026 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3028 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3029 split out from df_set_unused_notes_for_mw. Return false for
3030 partial references. Assert that mw_reg is a REG when returning true.
3031 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3032 (df_whole_mw_reg_dead_p): New function, split out from
3033 df_set_dead_notes_for_mw. Return false for partial references.
3034 Assert that mw_reg is a REG when returning true.
3035 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3036 Remove redundant bitmap check.
3038 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3040 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3041 ($(T)crtend.o): Likwise.
3042 ($(T)crtbeginS.o): Likwise.
3043 ($(T)crtendS.o): Likwise.
3044 ($(T)crtfastmath.o): Likwise.
3046 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3048 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3049 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3050 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3051 and x_n_bbs_in_dom_tree fields.
3053 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3055 PR tree-optimization/32087
3056 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3057 Do not call scale_bbs_frequencies_int with prob of zero.
3059 2007-07-26 Julian Brown <julian@codesourcery.com>
3061 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3062 (neon_element_bits): Add prototypes.
3063 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3064 (neon_const_bounds, neon_element_bits): New functions.
3065 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3066 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3067 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3068 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3069 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3070 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3071 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3072 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3073 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3074 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3075 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3076 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3077 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3079 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3081 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3082 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3084 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3085 Julian Brown <julian@codesourcery.com>
3087 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3088 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3089 * config/arm/cortex-a8.md: New.
3090 * config/arm/cortex-a8-neon.md: New.
3091 * config/arm/neon-schedgen.ml: New.
3092 * config/arm/neon.md (vqh_mnem): New.
3094 (Is_float_mode): New.
3095 (Scalar_mul_8_16): New.
3097 (V_mode_nunits): New.
3098 (All instruction patterns): Annotate with neon_type attribute
3100 * config/arm/arm.md: Include cortex-a8.md.
3101 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3103 Annotate instruction patterns accordingly.
3104 (generic_sched): Do not use generic scheduling for Cortex-A8.
3105 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3107 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3109 * fold-const.c (fold_read_from_constant_string): Use
3111 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3113 2007-07-26 Nick Clifton <nickc@redhat.com>
3115 * tree-ssa-operands.h: Change copyright header to refer to version
3116 3 of the GNU General Public License and to point readers at the
3117 COPYING3 file and the FSF's license web page.
3118 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3119 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3120 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3121 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3122 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3123 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3124 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3125 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3126 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3127 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3128 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3129 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3130 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3131 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3132 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3133 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3134 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3135 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3136 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3137 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3138 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3139 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3140 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3141 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3142 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3143 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3144 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3145 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3146 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3147 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3148 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3149 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3150 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3151 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3152 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3153 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3154 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3155 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3156 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3157 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3158 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3159 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3160 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3161 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3162 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3163 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3164 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3165 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3166 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3167 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3168 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3169 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3170 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3171 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3172 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3173 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3174 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3175 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3176 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3177 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3178 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3179 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3180 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3181 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3182 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3183 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3184 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3185 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3186 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3187 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3188 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3189 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3190 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3191 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3192 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3193 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3194 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3195 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3196 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3197 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3198 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3199 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3200 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3201 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3202 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3203 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3204 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3205 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3206 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3207 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3208 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3209 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3210 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3211 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3212 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3213 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3214 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3215 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3216 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3217 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3218 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3219 convert.c, convert.h, langhooks-def.h, reload1.c,
3220 tree-ssa-operands.c: Likewise.
3222 2007-07-26 Jan Hubicka <jh@suse.cz>
3224 * tree-ssa-live.c: Include debug.h and flags.h.
3225 (mark_scope_block_unused): New function.
3226 (remove_unused_scope_block_p): New function.
3227 (remove_unused_locals): Remove unused blocks too.
3229 2007-07-25 Ian Lance Taylor <iant@google.com>
3231 * combine.c (combine_max_regno): Remove. Remove all uses.
3232 (struct reg_stat_struct): Rename from struct reg_stat.
3233 (reg_stat_type): Define, and declare VECs.
3234 (reg_stat): Change from pointer to VEC. Change all uses.
3235 (combine_split_insns): New static function.
3236 (try_combine, find_split_point): Call it instead of split_insns.
3238 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3240 * cfghooks.c (split_block): Fix the information about loop latch.
3242 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3244 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3246 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3248 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3249 Scan the new edge for loop exit info.
3251 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3253 * config/darwin.c: Include debug.h.
3255 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3258 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3260 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3262 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3263 (HARD_REGNO_MODE_OK): Ditto.
3264 (MODES_TIEABLE_P): Ditto.
3265 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3266 (CLASS_MAX_NREGS): Ditto.
3267 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3268 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3269 (divdf3_internal_thr): Removed.
3270 * config/ia64/div.md: New file.
3271 * config/ia64/constraints.md: Add H constraint.
3273 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3275 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3276 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3277 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3278 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3279 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3280 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3281 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3282 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3283 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3284 dump_sbitmap_file, debug_sbitmap, popcount_table,
3285 sbitmap_popcount): Constify.
3286 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3287 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3288 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3289 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3290 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3291 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3292 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3293 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3294 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3295 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3296 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3298 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3300 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3301 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3302 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3303 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3304 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3305 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3306 bitmap_intersect_p, bitmap_intersect_compl_p,
3307 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3308 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3310 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3311 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3312 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3313 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3314 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3315 debug_bitmap, debug_bitmap_file, bitmap_print,
3316 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3317 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3319 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3321 * config/darwin.c (darwin_override_options): Additional fix for
3322 debug info formats that don't support var tracking.
3324 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3326 * cselib.c (entry_and_rtx_equal_p): Constify.
3327 * gengtype.c (output_mangled_typename, write_types, write_local):
3329 * gengtype.h (const_type_p): New.
3330 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3332 * tlink.c (scan_linker_output): De-constify.
3333 * tree-ssa-loop-im.c (memref_eq): Constify.
3334 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3335 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3337 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3339 * c-common.c (fname_as_string, c_type_hash): Constify.
3340 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3341 * cgraph.c (edge_hash, edge_eq): Likewise.
3342 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3343 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3344 reg_attrs_htab_eq): Likewise.
3345 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3347 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3348 const_decl_t, const_state_t, const_automata_list_el_t): New.
3349 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3350 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3351 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3352 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3353 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3354 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3355 compare_max_occ_cycle_nums, out_state_arcs_num,
3356 compare_transition_els_num, units_cmp, state_reservs_cmp):
3358 * genmodes.c (cmp_modes): Likewise.
3359 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3360 * gimplify.c (compare_case_labels): Likewise.
3361 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3362 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3363 * matrix-reorg.c (mtt_info_hash): Likewise.
3364 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3365 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3366 (htab_hash_bucket, htab_hash_elem): Constify.
3367 * tree-browser.c (TB_parent_eq): Likewise.
3368 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3369 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3370 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3371 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3373 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3374 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3375 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3376 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3377 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3379 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3380 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3381 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3382 * tree-ssa-threadupdate.c (redirection_data_hash,
3383 redirection_data_eq): Likewise.
3384 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3385 * tree-ssa.c (var_ann_eq): Likewise.
3386 * tree-vrp.c (compare_case_labels): Likewise.
3387 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3388 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3389 tree_not_check_failed, tree_class_check_failed,
3390 tree_range_check_failed, tree_not_class_check_failed,
3391 omp_clause_check_failed, omp_clause_range_check_failed,
3392 tree_contains_struct_check_failed, tree_operand_check_failed):
3394 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3395 tree_not_check_failed, tree_class_check_failed,
3396 tree_range_check_failed, tree_not_class_check_failed,
3397 tree_operand_check_failed, omp_clause_operand_check_failed,
3398 tree_operand_length): Likewise.
3399 * var-tracking.c (const_variable): New.
3400 (variable_htab_hash, variable_htab_eq): Constify.
3401 * varasm.c (const_desc_hash): Likewise.
3403 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3405 * expr.c (handled_component_p): Constify.
3406 * fold-const.c (fit_double_type): Likewise.
3407 * real.h (real_value_from_int_cst): Likewise.
3408 * tree-flow-inline.h (gimple_in_ssa_p,
3409 gimple_aliases_computed_p, gimple_addressable_vars,
3410 gimple_call_clobbered_vars, gimple_referenced_vars,
3411 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3412 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3413 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3414 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3415 is_label_stmt, is_global_var, phi_ssa_name_p,
3416 factoring_name_p, is_call_clobbered, tree_common_ann,
3417 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3418 unmodifiable_var_p, array_ref_contains_indirect_ref,
3419 ref_contains_array_ref, lookup_subvars_for_var,
3420 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3421 gimple_mem_ref_stats): Likewise.
3422 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3423 may_aliases, is_exec_stmt, is_label_stmt,
3424 ref_contains_array_ref, array_ref_contains_indirect_ref,
3425 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3426 unmodifiable_var_p): Likewise.
3427 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3428 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3429 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3430 cst_and_fits_in_hwi, real_value_from_int_cst,
3431 build_real_from_int_cst, integer_zerop, integer_onep,
3432 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3433 tree_floor_log2, real_zerop, real_onep, real_twop,
3434 real_minus_onep, really_constant_p, purpose_member, chain_member,
3435 list_length, fields_length, int_size_in_bytes, bit_position,
3436 int_bit_position, byte_position, int_byte_position, expr_align,
3437 array_type_nelts, tree_node_structure,
3438 type_contains_placeholder_1, iterative_hash_pointer,
3439 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3440 tree_map_base_eq, type_hash_list, type_hash_eq,
3441 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3442 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3443 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3444 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3445 int_fits_type_p, get_containing_scope, decl_function_context,
3446 decl_type_context, omp_clause_operand_check_failed,
3447 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3448 * tree.h (omp_clause_operand_check_failed, tree_size,
3449 build_real_from_int_cst, array_type_nelts, purpose_member,
3450 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3451 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3452 is_attribute_p, check_qualified_type, expr_align,
3453 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3454 int_byte_position, list_length, fields_length, initializer_zerop,
3455 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3456 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3457 tree_node_structure, handled_component_p, get_containing_scope,
3458 decl_function_context, decl_type_context, real_zerop,
3459 type_num_arguments, fit_double_type, really_constant_p,
3460 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3461 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3462 real_twop, real_minus_onep, int_cst_value): Likewise.
3464 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3466 * cfglayout.c (insn_scope, insn_line): Constify.
3467 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3468 const_double_htab_hash, const_double_htab_eq,
3469 mem_attrs_htab_hash): Likewise.
3470 * loop-iv.c (biv_eq): Likewise.
3471 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3472 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3473 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3475 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3476 error_for_asm, warning_for_asm, _fatal_insn,
3477 _fatal_insn_not_found): Likewise.
3478 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3479 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3480 rtl_check_failed_type2, rtl_check_failed_code1,
3481 rtl_check_failed_code2, rtl_check_failed_code_mode,
3482 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3483 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3484 rtl_check_failed_type2, rtl_check_failed_code1,
3485 rtl_check_failed_code2, rtl_check_failed_code_mode,
3486 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3487 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3488 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3489 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3490 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3491 rtx_unstable_p, get_integer_term, get_related_value,
3492 offset_within_block_p, reg_mentioned_p, count_occurrences,
3493 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3494 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3495 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3496 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3497 find_constant_src, find_reg_fusage, find_regno_fusage,
3498 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3499 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3500 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3501 computed_jump_p, auto_inc_p, in_expr_list_p,
3502 remove_node_from_expr_list, loc_mentioned_in_p,
3503 label_is_jump_target_p, reversed_comparison_code_parts,
3504 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3505 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3506 print_inline_rtx): Likewise.
3507 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3508 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3509 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3510 get_integer_term, get_related_value, offset_within_block_p,
3511 count_occurrences, reg_mentioned_p, no_labels_between_p,
3512 reg_used_between_p, reg_referenced_p, single_set_2,
3513 multiple_sets, set_noop_p, refers_to_regno_p,
3514 reg_overlap_mentioned_p, dead_or_set_p,
3515 covers_regno_no_parallel_p, covers_regno_p,
3516 dead_or_set_regno_p, find_reg_note, find_regno_note,
3517 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3518 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3519 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3520 side_effects_p, may_trap_p_1, may_trap_p,
3521 may_trap_after_code_motion_p, may_trap_or_fault_p,
3522 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3523 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3524 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3525 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3526 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3528 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3529 warning_for_asm): Likewise.
3530 * tree.h (print_rtl): Likewise.
3531 * varasm.c (get_pool_mode): Likewise.
3533 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3535 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3536 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3537 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3538 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3539 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3540 * ddg.c (compare_sccs): Likewise.
3541 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3542 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3543 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3544 decimal_do_fix_trunc, decimal_real_to_integer,
3545 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3546 * dse.c (const_group_info_t): New.
3547 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3548 * dwarf2out.c (const_dw_die_ref): New.
3549 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3550 * tree-browser.c (TB_parent_eq): Likewise.
3551 * unwind-dw2-fde.c (__register_frame_info_bases,
3552 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3553 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3555 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3556 * unwind-dw2.c (uw_frame_state_for): Likewise.
3557 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3558 * value-prof.h (const_histogram_value): New.
3560 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3562 * config/mips/mips.c (machine_function): Add
3563 initialized_mips16_gp_pseudo_p.
3564 (mips16_gp_pseudo_reg): Do not emit the initialization of
3565 mips16_gp_pseudo_rtx when being called from the gimple cost-
3566 calculation routines; emit it on the first use outside those
3569 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3571 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3574 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3575 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3576 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3577 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3578 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3579 Preserve const-ness of parameters through use of __typeof(),
3580 also constify and tidy.
3582 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3583 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3584 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3585 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3586 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3587 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3588 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3589 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3590 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3592 2007-07-25 Julian Brown <julian@codesourcery.com>
3593 Mark Shinwell <shinwell@codesourcery.com>
3595 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3596 (alpha_mangle_type): This.
3597 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3598 (TARGET_MANGLE_TYPE): Define this instead.
3599 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3600 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3601 (arm_init_neon_builtins): Fix comment.
3602 (arm_mangle_map_entry): New.
3603 (arm_mangle_map): New.
3604 (arm_mangle_type): New.
3605 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3606 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3607 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3608 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3609 (TARGET_MANGLE_TYPE): Define this instead.
3610 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3611 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3612 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3613 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3614 (TARGET_MANGLE_TYPE): Define this instead.
3615 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3617 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3618 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3619 (TARGET_MANGLE_TYPE): Define this instead.
3620 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3621 (s390_mangle_type): This.
3622 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3623 (TARGET_MANGLE_TYPE): Define this instead.
3624 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3625 (sparc_mangle_type): This.
3626 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3627 (TARGET_MANGLE_TYPE): Define this instead.
3628 * cp/mangle.c (write_type): Call mangle_type target hook on all
3629 types before mangling. Use original type, not main variant, as
3631 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3632 (TARGET_MANGLE_TYPE): This.
3633 * target.h (gcc_target): Rename mangle_fundamental_type to
3635 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3636 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3638 2007-07-25 Julian Brown <julian@codesourcery.com>
3639 Paul Brook <paul@codesourcery.com>
3640 Joseph Myers <joseph@codesourcery.com>
3641 Mark Shinwell <shinwell@codesourcery.com>
3643 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3644 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3645 (with_fpu): Allow --with-fpu=neon.
3646 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3647 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3648 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3649 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3650 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3651 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3652 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3653 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3654 (output_move_neon): Add prototypes.
3655 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3656 (all_fpus): Add FPUTYPE_NEON.
3657 (fp_model_for_fpu): Add NEON field.
3658 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3659 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3661 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3663 (thumb2_legitimate_address_p): Likewise.
3664 (neon_valid_immediate): Recognize and prepare constants suitable for
3666 (neon_immediate_valid_for_move): New function. Recognize and prepare
3667 immediates for NEON move instructions.
3668 (neon_immediate_valid_for_logic): New function. Recognize and
3669 prepare immediates for NEON logic instructions.
3670 (neon_output_logic_immediate): New function. Create asm string
3671 suitable for outputting immediate logic instructions.
3672 (neon_pairwise_reduce): New function. Implement reduction using
3673 pairwise operations.
3674 (neon_expand_vector_init): New function. Expand a (possibly
3675 non-constant) vector initialization.
3676 (neon_vector_mem_operand): New function. Memory operands supported
3677 for quad-word loads/stores to/from ARM or NEON registers. Don't
3678 allow base+offset addressing for core regs.
3679 (neon_struct_mem_operand): New function. Valid mems for NEON
3681 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3682 from neon_vector_mem_operand addresses without a secondary register.
3683 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3684 (add_minipool_backward_ref): Likewise.
3685 (dump_minipool): Likewise.
3686 (push_minipool_fix): Likewise.
3687 (output_move_quad): New function. Output quad-word moves, loads and
3688 stores using ARM registers.
3689 (output_move_vfp): Add support for vectors in VFP (NEON) D
3691 (output_move_neon): Output a NEON load/store to/from a quadword
3693 (arm_print_operand): Implement new codes:
3694 - 'c' for unadorned integers (without a # sign).
3695 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3697 - 'e', 'f' for the low and high D parts of a NEON Q register.
3698 - 'q' outputs a NEON Q register.
3699 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3700 - 'T' prints NEON opcode features from a coded bitmask.
3701 - 'F' is similar to T, but signed/unsigned codes both print as
3703 - 't' is similar to T, but 'u' is printed instead of 'p'.
3704 - 'O' prints 'r' if NEON instruction should perform rounding (as
3705 specified by bitmask), else prints nothing.
3706 - '#' is a punctuation character to stop operand numbers from
3707 running together with following digits in the assembler
3708 strings for instructions (when using mode attributes).
3709 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3710 constant vectors in big-endian mode, where necessary.
3711 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3712 Handle EI, OI, CI, XI modes.
3713 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3714 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3715 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3716 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3717 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3719 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3720 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3721 to turn v8qi, etc. into bits defined above.
3722 (neon_itype): New enumeration. Classifications of NEON builtins.
3723 (neon_builtin_datum): Define struct. Contains information about
3724 a single builtin (with multiple modes).
3725 (CF): Define helper macro for...
3726 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3728 (neon_builtin_data): New array. Define information about builtins
3729 for use during initialization/expansion.
3730 (arm_init_neon_builtins): New function.
3731 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3733 (neon_builtin_compare): New function.
3734 (locate_neon_builtin_icode): New function. Find an insn code for a
3735 builtin given a function code for that builtin. Also return type of
3736 builtin (NEON_BINOP, NEON_UNOP etc.).
3737 (builtin_arg): New enumeration. Types of arguments for builtins.
3738 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3739 Takes a variable argument list of builtin_arg types, terminated by
3741 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3742 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3743 (neon_emit_pair_result_insn): New function. Support returning pairs
3744 of vectors via a pointer.
3745 (neon_disambiguate_copy): New function. Set up operands for a
3746 multi-word copy such that registers do not get clobbered.
3747 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3748 ARM_BUILTIN_NEON_BASE.
3749 (arm_file_start): Set float-abi attribute for NEON.
3750 (arm_vector_mode_supported_p): Enable NEON vector modes.
3751 (arm_mangle_map_entry): New.
3752 (arm_mangle_map): New.
3753 (arm_mangle_vector_type): New.
3754 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3756 (TARGET_NEON): New macro. Target supports NEON.
3757 (fputype): Add FPUTYPE_NEON.
3758 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3759 for vectorization based on command-line arg.
3760 (NEON_REGNO_OK_FOR_NREGS): Define.
3761 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3762 (VALID_NEON_STRUCT_MODE): Define.
3763 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3764 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3765 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3766 (consttable_16): Add pattern for outputting 16-byte minipool
3768 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3770 (vec-common.md, neon.md): Include md files.
3771 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3772 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3773 (memory_constraint "Ut", "Un", "Us"): Define.
3774 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3775 (MMX_char): New mode attribute.
3776 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3777 (*add<mode>3_iwmmxt): New insn pattern.
3778 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3779 (*sub<mode>3_iwmmxt): New insn pattern.
3780 (mulv4hi3): Rename to...
3781 (*mulv4hi3_iwmmxt): This.
3782 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3783 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3784 (uminv4hi3, uminv2si3): Remove. Replace with...
3785 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3786 (*umin<mode>3_iwmmxt): These.
3787 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3788 (ashr<mode>3_iwmmxt): This new pattern.
3789 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3790 (lshr<mode>3_iwmmxt): This new pattern.
3791 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3792 (ashl<mode>3_iwmmxt): This new pattern.
3793 * config/arm/neon-docgen.ml: New file. Generate documentation for
3795 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3796 * config/arm/arm_neon.h: New (autogenerated).
3797 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3799 * config/arm/neon.md: New file. Define NEON instructions.
3800 * config/arm/neon.ml: New file. Abstract description of NEON
3801 instructions, used to generate arm_neon.h header, documentation and
3803 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3804 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3806 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3808 (ARM NEON Intrinsics): New subsection.
3809 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3811 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3813 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3816 2007-07-24 Jan Hubicka <jh@suse.cz>
3818 * regclass.c (move_table): New type.
3819 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3820 (init_move_cost): Break out from ...
3821 (init_reg_sets_1): ... here; simplify computation of
3822 have_regs-of_mode and contains_reg_of_mode.
3823 (record_reg_classes): Unswitch internal loops.
3824 (copy_cost): Trigger lazy initialization of move cost
3825 (record_address_regs): Likewise.
3827 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3829 * config/darwin.c (darwin_override_options): Don't force on
3830 flag_var_tracking_uninit when no debug info is requested.
3832 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3834 * cfgloop.c (init_loops_structure): New function.
3835 (flow_loops_find): Create root of the loop tree unconditionally.
3837 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3839 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3841 2007-07-24 Jan Hubicka <jh@suse.cz>
3843 * caller-save.c: Include ggc.h, gt-caller-save.h
3844 (reg_save_code, reg_restore_code): Rename to ...
3845 (cached_reg_save_code, cached_reg_restore_code): ... those.
3846 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3847 (reg_save_code, reg_restore_code): New functions.
3848 (init_caller_save): Do not intialize
3849 reg_save_code/reg_restore_code tables.
3850 * Makefile.in: (gt-caller-save.h): New.
3852 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3854 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3855 with the mode of the original operand instead of
3858 2007-07-23 Jan Hubicka <jH@suse.cz>
3860 * i386.c (ix86_secondary_memory_needed): Break out to...
3861 (inline_secondary_memory_needed): ... here.
3862 (ix86_memory_move_cost): Break out to ...
3863 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3864 maximum of input and output; fix handling of Q_REGS on 64bit.
3865 (ix86_secondary_memory_needed): Microoptimize.
3867 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3869 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3870 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3871 stmts_from_loop, known_dependences_p, build_rdg): New.
3872 * tree-data-ref.h: Depends on graphds.h.
3873 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3874 (build_rdg): Declared.
3875 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3877 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3879 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3882 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3883 Jakub Jelinek <jakub@redhat.com>
3885 PR middle-end/PR28690
3886 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3887 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3888 and MEM_POINTER operands over REG and MEM operands.
3889 (swap_commutative_operands_p): Change return value to bool.
3890 * rtl.h: Update the corresponding prototype.
3891 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3892 instead of gen_rtx_PLUS.
3893 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3894 value to bool. Change function arguments to rtx's and update code
3896 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3897 calls to match the new declaration.
3898 * simplify-rtx.c (simplify_associative_operation): Don't
3899 reorder simplify_binary_operation arguments.
3901 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3903 * config/mips/mips.c (override_options): Use mips_costs to derive
3904 the default branch cost.
3905 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3907 * config/mips/mips.opt (mbranch-cost=): New option.
3908 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3910 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3912 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3913 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3914 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3915 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3917 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3919 * config/mips/constraints.md (ks): New constraint.
3920 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3921 (*add<mode>3_mips16): ...here.
3923 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3925 * optabs.h (enum optab_index): Add new OTI_signbit.
3926 (signbit_optab): Define corresponding macro.
3927 (enum insn_code signbit_optab[]): Remove array.
3928 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3929 (expand_copysign_absneg): If back end provides signbit insn, use it
3930 instead of bit operations on floating point argument.
3931 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3932 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3933 availability of signbit insn.
3935 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3936 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3937 SSE mode is not active.
3938 (isinf<mode>2): Disable for mfpmath=sse,387.
3940 2007-07-22 Ben Elliston <bje@au.ibm.com>
3942 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3944 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3946 2007-07-20 Richard Guenther <rguenther@suse.de>
3948 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3949 integral typed condition.
3950 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3951 booleanness. Only preserve conversions from a non-base
3952 type to a base type, not in general between types with
3953 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3954 * tree.def (COND_EXPR): Document that the condition
3955 can be of any integral type.
3957 2007-07-20 Nigel Stephens <nigel@mips.com>
3958 Richard Sandiford <richard@codesourcery.com>
3960 * config/mips/mips.h (mips_dwarf_regno): Declare.
3961 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3962 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3963 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3964 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3965 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3966 (REG_CLASS_NAMES): Update accordingly.
3967 * config/mips/mips.c (mips_dwarf_regno): New array.
3968 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3969 (mips_subword): Remove special handling for accumulator registers.
3970 (override_options): Initiailize mips_dwarf_regno. Remove use
3972 (mips_swap_registers): New function.
3973 (mips_conditional_register_usage): Swap accumulator registers
3974 around if TARGET_LITTLE_ENDIAN.
3975 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3976 * config/mips/constraints.md (h, l): Use the endianness to choose
3977 between MD0_REG and MD1_REG.
3978 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3979 alternative-dependent template.
3981 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3983 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3986 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3988 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3989 predecessor fallthru flags.
3991 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3993 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3994 of compare to the same type.
3995 * cfgloopmanip.c (add_loop): Update information about loop exits.
3996 (loop_version): Remove the innermost loop requirement.
3997 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3998 to sizetype for pointers.
4000 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4002 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4003 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4004 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4006 * config/dfp-bit.c: Empty for TFmode conversions.
4008 2007-07-18 Caroline Tice <ctice@apple.com>
4010 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4011 and handle them correctly; check that src is not NULL before
4013 (find_src_set_src): Likewise.
4015 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4017 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4018 (struct alignment_context, init_alignment_context): New.
4019 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4020 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4021 (XCHAL_HAVE_S32C1I): Likewise.
4022 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4023 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4024 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4025 (ATOMIC, HQI): New macros.
4026 (memory_barrier, *memory_barrier): New.
4027 (sync_lock_releasesi): New.
4028 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4029 (sync_lock_test_and_set<mode>): New.
4030 (sync_<atomic><mode>): New.
4031 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4032 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4033 (xtensa_expand_atomic): New.
4035 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4039 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4040 transformation for builtin ISNORMAL.
4041 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4042 * builtins.def (BUILT_IN_ISNORMAL): New.
4043 * doc/extend.texi: Document isnormal.
4045 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4049 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4050 optabs infrastructure. Provide generic implementation for
4052 (expand_builtin): Handle FINITE/ISFINITE.
4053 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4054 (fold_builtin_1): Likewise.
4056 * builtins.def (BUILT_IN_ISFINITE): New.
4058 * doc/extend.texi: Document isfinite.
4060 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4065 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4066 generic fallback for isinf.
4067 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4068 calculation code ...
4069 * real.c (get_max_float): ... to here.
4070 * real.h (get_max_float): New.
4072 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4076 * builtin-attrs.def (ATTR_TYPEGENERIC,
4077 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4079 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4080 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4081 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4082 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4084 * c-common.c (handle_type_generic_attribute): New.
4085 (c_common_attribute_table): Add "type generic".
4087 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4089 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4091 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4092 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4095 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4098 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4099 checking that the operand is an expression.
4101 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4102 Danny Smith <dannysmith@users.sourceforge.net>
4105 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4106 file mapping object in local namespace if Windows version later
4109 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4111 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4112 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4113 arm_cannot_force_const_mem.
4114 (arm_cannot_force_const_mem): New function.
4115 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4116 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4117 of arm_tls_referenced_p.
4118 * config/arm/arm.md (movsi): Split out-of-section constants when
4119 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4120 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4122 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4124 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4126 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4128 * config/mips/mips.md (*extendqihi2): Convert the destination
4131 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4133 * config/pa/fptr.c: Update license header.
4134 * config/pa/milli64.S: Likewise.
4136 2007-07-17 Nick Clifton <nickc@redhat.com>
4138 * COPYING_v3: New file. Contains version 3 of the GNU General
4140 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4141 Lesser General Public License.
4142 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4143 the GNU General Public License.
4145 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4147 PR rtl-optimization/32773
4148 * cfglayout.c (force_one_exit_fallthru): New function.
4149 (cfg_layout_finalize): Use it.
4151 2007-07-16 Richard Guenther <rguenther@suse.de>
4152 Uros Bizjak <ubizjak@gmail.com>
4154 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4155 before forcing it to gimple operand.
4157 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4158 David Ung <davidu@mips.com>
4160 * config/mips/mips.h (TUNE_24K): Define.
4161 (TUNE_MACC_CHAINS): Add TUNE_24K.
4162 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4164 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4165 (r74k_int_madd): .. this new reservation.
4166 (define_bypass): Fixed bypasses for r74k_int_madd to use
4168 * config/mips/24k.md (define_bypass): Define new
4169 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4171 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4172 Nigel Stephens <nigel@mips.com>
4174 * config/mips/mips.md: Include 20kc.md.
4175 * config/mips/20kc.md: New file.
4176 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4177 (mips_adjust_cost): Tweak for 20Kc.
4178 (mips_issue_rate): Likewise.
4179 * config/mips/mips.h (TUNE_20KC): Define.
4181 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4183 * config/rs6000/rs6000.c (struct processor_cost): Add
4184 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4186 (*_cost): Add cache information.
4187 (rs6000_override_options): Set cache parameters.
4189 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4192 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4193 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4195 2007-07-16 Paul Brook <paul@codesourcery.com>
4198 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4199 (cirrus_thumb2_movsi_insn): Ditto.
4201 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4203 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4206 2007-07-15 Andrew Haley <aph@redhat.com>
4208 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4209 before looking in the context.
4211 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4215 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4216 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4217 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4218 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4219 to generate .CALLINFO statement.
4220 (hppa_expand_prologue): Set rp_saved.
4221 (hppa_expand_epilogue): Use rp_saved.
4222 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4223 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4225 2007-07-14 Dirk Mueller <dmueller@suse.de>
4227 * omega.c (coalesce): Fix memory leak on early exit.
4228 * matrix-reorg.c (check_allocation_function): Likewise.
4229 * tree-vect-transform.c (vect_get_new_vect_var): free result
4231 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4232 pass pointer to edge vector
4233 (partition_hot_cold_basic_blocks): Fix memory leak.
4234 * collect2.c (prefix_from_string): Free temporary storage.
4235 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4237 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4239 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4240 (DO_GLOBAL_DTORS_BODY): Likewise.
4242 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4243 Nigel Stephens <nigel@mips.com>
4245 * config/mips/mips.c (mips_classify_symbol): Don't return
4246 SYMBOL_SMALL_DATA for constant pool addresses if
4247 TARGET_EMBEDDED_DATA is true.
4249 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4251 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4252 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4253 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4254 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4255 __builtin_ia32_storehps, __builtin_ia32_storelps,
4256 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4257 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4258 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4259 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4260 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4261 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4262 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4263 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4264 using def_builtin_const.
4266 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4268 PR tree-optimization/32705
4269 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4270 (simplify_binary_expression): Use SSA_VAL consistently.
4272 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4274 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4275 (SPEFSCR_REGNO): Delete definition.
4276 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4277 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4278 * config/rs6000/rs6000.h: Do not define *_REGNO.
4279 LINK_REGISTER_REGNUM -> LR_REGNO.
4280 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4281 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4282 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4283 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4284 R_VRSAVE, R_VSCR. Use them.
4285 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4286 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4287 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4288 * config/rs6000/aix.h: Define R_LR. Use it.
4290 2007-07-13 Caroline Tice <ctice@apple.com>
4292 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4293 flag_var_tracking is explicitly turned off (i.e. when variable
4294 tracking is not feasible); otherwise, turn flag_var_tracking on when
4295 flag_var_tracking_uninit is on.
4296 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4297 note definitions, to allow recording of initialization status in the
4299 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4300 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4301 determine if two note locations are equal.
4302 (output_loc_list): Don't output list entries whose start & end labels
4304 (reg_loc_descriptor): Add parameter for initialization status; pass it
4305 to other loc descriptor functions.
4306 (one_reg_loc_descriptor): Add parameter for initialization status;
4307 check its value and add DW_OP_GNU_uninit to returned loc descr if
4309 (multiple_reg_loc_descriptor): Add parameter for initialization
4311 pass init status argument to other loc descriptor functions; check
4312 value of intialization parameter and add DW_OP_GNU_uninit to returned
4313 loc descr if appropriate.
4314 (based_loc_descr): Add parameter for initialization status; add new
4315 variable for return value; check value of initialization parameter and
4316 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4317 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4318 pass init status argument to other loc descriptor functions; check
4319 value of intialization parameter and add DW_OP_GNU_uninit to returned
4320 loc descr if appropriate.
4321 (mem_loc_descriptor): Likewise.
4322 (concat_loc_descriptor): Likewise.
4323 (concatn_loc_descriptor): Likewise.
4324 (loc_descriptor): Add parameter for initialization status; pass it as
4325 argument to other loc descriptor function calls.
4326 (loc_descriptor_from_tree_1): Add appropriate initialization status
4327 to loc descriptor function calls.
4328 (add_location_or_const_value_attribute): Get initialization status
4329 from VAR_LOCATION note; add initialization status to loc descriptor
4331 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4332 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4333 status is uninitialized, add "[uninint]" to output.
4334 * common.opt (fvar-tracking-uninit): New option, similar to
4335 fvar-tracking, to turn on tracking of uninitialized variables; creates
4336 a new global flag, flag_var_tracking_uninit.
4337 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4338 (enum var_init_status): New type, for var initialization status field.
4339 * var-tracking.c (struct location_chain_def): Two new fields, init,
4340 for initialization status, and set_src for the assignment value expr.
4341 (unshare_variable): New parameter for initialization status;
4342 initialize new init and set_src fields.
4343 (var_reg_set): New parameters for initialization status and value;
4344 pass them to set_variable_part.
4345 (var_mem_set): Likewise.
4346 (get_init_value): New function.
4347 (var_reg_delete_and_set): New initialization status & value
4348 parameters; add call to get_init_value if status is unknown; pass new
4349 parameters to clobber_variable_part and var_reg_set.
4350 (var_mem_delete_and_set): Likewise.
4351 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4352 (var_mem_delete): Likewise.
4353 (variable_union): Pass status to unshare_variable; initialize new init
4354 and set_src fields. If flag_var_tracking_uninit is not set, force
4355 status to initialized.
4356 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4357 used later to get the set_src value.
4358 (find_src_status): New function.
4359 (find_src_set_src): New function.
4360 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4361 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4362 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4363 and var_mem_delete_and_set.
4364 (dump_variable): Print out "[uninit]" if appropriate.
4365 (set_variable_part): Add new initialization and set_src parameters;
4366 pass status to unshare_variable; set node->init and node- >set_src
4367 fields and modify slot in hash table appropriately; save the init and
4368 set_src values if appropriate and assign to the new node.
4369 (clobber_variable_part): New set_src parameter; if two nodes have
4370 same variable and same location but different set_src (assignment)
4371 values, clobber old node.
4372 (delete_variable_part): Pass init status to unshare_variable.
4373 (emit_note_insn_var_location): Add initialized var; assign var's init
4374 status to new 'initialized'; pass new init status field to calls to
4375 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4376 status to initialized.
4377 (emit_notes_in_bb): Pass initialization status to calls to
4378 var_reg_set, var_mem_set, var_reg_delete_and_set and
4379 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4380 var_reg_delete_and_set and var_mem_delete_and_set; call
4381 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4382 make up for change in add_stores.
4383 (vt_add_function_parameters): Add status to calls to
4385 * config/darwin.c (darwin_override_options): Turn on uninitialized
4386 tracking automatically, if var_tracking is on and the system is
4389 2007-07-13 Sa Liu <saliu@de.ibm.com>
4391 * config.gcc: Add options for arch and tune on SPU.
4392 * config/spu/predicates.md: Add constant operands 0 and 1.
4393 * config/spu/spu-builtins.def: Add builtins for double precision
4394 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4395 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4397 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4399 * config/spu/spu-protos.h: Add new function prototypes.
4400 * config/spu/spu.c (spu_override_options): Check options -march and
4402 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4403 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4405 (spu_const_from_int): New. Create a vector constant from 4 ints.
4406 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4407 (spu_emit_vector_compare): New. Emit vector compare.
4408 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4409 * config/spu/spu.h: Add options -march and -mtune. Define processor
4410 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4411 CANONICALIZE_COMPARISON.
4412 * config/spu/spu.md: Add new insns for double precision compare
4413 and double precision vector compare. Add vcond and smax/smin patterns
4414 to enable DFmode vector conditional expression.
4415 * config/spu/spu.opt: Add options -march and -mtune.
4416 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4417 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4418 both CELL and CELLEDP targets: spu_testsv.
4419 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4422 2007-07-13 Richard Guenther <rguenther@suse.de>
4424 PR tree-optimization/32721
4425 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4426 TREE_THIS_VOLATILE on the folded reference.
4427 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4428 if the array reference has TREE_THIS_VOLATILE set.
4430 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4433 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4435 2007-07-13 Andreas Schwab <schwab@suse.de>
4437 * gengtype-lex.l: Allow declarations to be indented.
4439 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4441 * ginclude/tgmath.h: New.
4442 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4443 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4444 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4445 * configure: Regenerate.
4447 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4449 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4450 correct index when setting register save state for xd
4453 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4455 * config/sh/sh.c (mark_use): Remove.
4457 2007-07-12 Paul Brook <paul@codesourcery.com>
4459 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4460 reg does not overlap return value.
4462 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4464 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4465 (set_expression_vuses): Ditto.
4466 (init_pre): Initialize expression_vuses.
4468 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4470 * config/i386/sse.md (storentdf, storentsf): New.
4472 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4474 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4476 * tree.c (build_decl_stat): Move code from here...
4477 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4478 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4479 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4480 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4481 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4484 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4485 Devang Patel <dpatel@apple.com>
4487 PR tree-optimization/25413
4488 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4489 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4490 * tree.h (contains_packed_reference): New.
4491 * expr.c (contains_packed_reference): New.
4492 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4493 (vect_enhance_data_refs_alignment): Call
4494 vector_alignment_reachable_p.
4495 * target.h (vector_alignment_reachable): New builtin.
4496 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4497 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4498 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4500 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4502 * target.h (builtin_vectorization_cost): Add new target builtin.
4503 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4504 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4505 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4506 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4507 uninitialized variables.
4508 * tree-vect-transform.c (cost_for_stmt): New function.
4509 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4510 using cost 1 for all scalar stmts. Be less conservative when
4511 estimating the number of prologue/epulogue iterations. Call
4512 targetm.vectorize.builtin_vectorization_cost. Return
4513 min_profitable_iters-1.
4514 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4515 initialization cost instead of TARG_VEC_STMT_COST. Use
4516 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4517 epilogue code. Fix epilogue cost computation.
4518 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4519 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4520 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4521 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4522 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4523 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4525 2007-07-12 Richard Guenther <rguenther@suse.de>
4527 * gimplify.c (gimplify_conversion): Make sure that the result
4528 from maybe_fold_offset_to_reference is trivially convertible
4529 to the desired type before doing the simplification.
4530 (gimplify_expr): Likewise.
4531 * fold-const.c (fold_binary): Use the correct types for
4532 building the simplified expression.
4534 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4536 PR rtl-optimization/32729
4537 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4538 that fallthru to exit.
4540 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4542 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4543 (symDTPOFF2reg): Likewise.
4545 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4547 PR tree-optimization/32663
4549 * tree.h (VALUE_HANDLE_VUSES): Remove.
4550 (struct tree_value_handle): Remove vuses.
4552 * tree-vn.c (create_value_handle_for_expr): Don't set
4555 * tree-ssa-pre.c (expression_vuses): New.
4556 (alloc_expression_id): Set up expression_vuses.
4557 (get_expression_vuses): New.
4558 (set_expression_vuses): Ditto.
4559 (clear_expression_ids): Modify for expression_vuses.
4560 (phi_translate_1): Ditto.
4561 (phi_translate_set): Ditto.
4562 (value_dies_in_block_x): Ditto
4563 (valid_in_sets): Ditto.
4564 (add_to_sets): Ditto.
4565 (find_existing_value_expr): Ditto.
4566 (create_value_handle_for_expr): Ditto.
4567 (make_values_for_stmt): Ditto.
4568 (vuse_equiv): Remove.
4570 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4572 * Makefile.in (mostlyclean): Remove object files.
4574 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4576 * toplev.c (no_new_pseudos): Deleted.
4577 * rtl.h (no_new_pseudos): Deleted.
4578 * tree-pass.h (pass_no_new_pseudos): Deleted.
4579 * passes.c (pass_no_new_pseudos): Deleted.
4580 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4581 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4582 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4584 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4585 * rtlhooks.c (gen_lowpart_general): Ditto.
4586 * optabs.c (prepare_operand): Ditto.
4587 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4589 * modulo-sched.c (rest_of_handle_sms): Ditto.
4590 * see.c (rest_of_handle_see): Ditto.
4591 * ifcvt.c (if_convert): Ditto.
4592 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4594 * init-regs.c (gate_initialize_regs): Deleted set of
4596 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4597 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4598 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4600 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4603 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4604 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4605 (*vec_extractv2di_1_rex64): New insn pattern.
4607 2007-07-11 David Daney <ddaney@avtrex.com>
4609 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4610 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4611 for SIGNAL_UNWIND_RETURN_COLUMN.
4612 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4613 (DWARF_FRAME_REGNUM): Rewrite.
4614 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4616 2007-07-11 Nick Clifton <nickc@redhat.com>
4618 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4619 delta and use gen_int_mode in place of GET_INT instead.
4621 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4623 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4626 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4628 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4629 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4631 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4632 (USE_CANONICAL_TYPES): New.
4633 * doc/invoke.texi (verify-canonical-types): Remove.
4634 (use-canonical-types): Add.
4636 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4638 * config/spu/spu.c (spu_optimization_options): Remove setting of
4639 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4640 (spu_override_options): Move it here.
4642 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4644 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4645 * config/mips/mips.c (mips_cpu_info_table): Mention
4646 MIPS_ISA_LEVEL_SPEC in the comment.
4648 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4650 PR tree-optimization/32713
4651 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4653 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4656 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4657 conditional to flag_isoc99.
4658 (c_common_init_options): Do it here, unconditionally.
4660 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4662 PR tree-optimization/32589
4663 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4664 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4665 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4666 predicate, extracted from...
4667 (set_rhs): ...here. Call it for the expression on entry.
4668 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4669 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4670 (simplify_binary_expression): Use valid_gimple_expression_p
4671 to validate the simplification.
4672 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4674 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4676 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4677 DWARF2_DEBUG on 32 bit target too.
4678 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4680 2007-07-11 Nick Clifton <nickc@redhat.com>
4682 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4683 version for 64-bit hosts.
4685 2007-07-10 David Daney <ddaney@avtrex.com>
4687 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4689 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4691 * config/mips/mips.c (mips_expand_synci_loop): New function.
4692 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4693 (UNSPEC_RDHWR): Same.
4694 (UNSPEC_SYNCI): Same.
4695 (UNSPEC_SYNC): Same.
4696 (clear_cache): New expand.
4700 (clear_hazard): Same.
4701 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4703 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4704 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4706 2007-07-10 Ian Lance Taylor <iant@google.com>
4708 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4711 2007-07-10 David Daney <ddaney@avtrex.com>
4713 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4714 * builtins.c (expand_builtin___clear_cache): New function.
4715 (expand_builtin): Call expand_builtin___clear_cache for
4716 BUILT_IN_CLEAR_CACHE case.
4717 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4718 * doc/md.texi (clear_cache): Document new instruction pattern.
4719 * testsuite/gcc.dg/builtins-64.c: New test.
4721 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4723 * config/cris/cris.md ("movsi"): Fix typo in last change.
4725 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4728 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4730 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4731 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4732 for FUNCTION_DECLs. Don't use align_functions_log if
4734 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4735 even for FUNCTION_DECLs.
4736 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4738 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4739 (DECL_FUNCTION_CODE): Update for new location and name of
4741 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4742 (struct tree_decl_common): Move 'align' and 'off_align' out
4743 of union, ensure they're still on a 32-bit boundary. Remove
4744 other fields in union 'u1'.
4745 (struct tree_function_decl): Add field 'function_code' replacing
4746 'u1.f' in tree_decl_common.
4747 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4748 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4749 (Variable Attributes): Cross-reference 'aligned' attribute
4750 to Function Attributes.
4751 * flags.h (force_align_functions_log): Delete.
4752 * toplev.c (force_align_functions_log): Delete.
4754 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4757 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4758 (*vec_concatv2di_rex): New insn pattern.
4760 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4763 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4765 2007-07-10 Ian Lance Taylor <iant@google.com>
4767 Replace no_new_pseudos in backends.
4768 * rtl.h (can_create_pseudo_p): Define.
4769 * config/darwin.c (machopic_indirect_data_reference): Use
4770 can_create_pseudo_p () instead of no_new_pseudos.
4771 (machopic_indirect_data_reference): Likewise.
4772 (machopic_legitimize_pic_address): Likewise.
4773 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4774 (alpha_emit_set_const_1): Likewise.
4775 (alpha_emit_set_const): Likewise.
4776 (alpha_emit_conditional_move): Likewise.
4777 (alpha_split_conditional_move): Likewise.
4778 * config/alpha/alpha.md (various splitters): Likewise.
4780 * config/arm/arm.c (legitimize_pic_address): Likewise.
4781 (arm_load_pic_register): Likewise.
4782 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4783 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4784 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4785 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4786 * config/cris/cris.md (movsi): Likewise.
4787 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4788 (symGOTOFF2reg_hilo): Likewise.
4789 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4790 * config/h8300/h8300.md (insv, extzv): Likewise.
4791 * config/i386/i386.c (ix86_expand_move): Likewise.
4792 (ix86_expand_vector_move): Likewise.
4793 (ix86_prepare_fp_compare_args): Likewise.
4794 (ix86_expand_carry_flag_compare): Likewise.
4795 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4796 (tls_dynamic_gnu2_combine_32): Likewise.
4797 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4798 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4799 (ia64_expand_movxf_movrf): Likewise.
4800 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4801 (m32c_split_move): Likewise.
4802 (m32c_expand_insv): Likewise.
4803 * config/m68k/m68k.md (movsi): Likewise.
4804 * config/mips/mips.c (mips_force_temporary): Likewise.
4805 (mips_split_symbol): Likewise.
4806 (mips_move_integer): Likewise.
4807 (mips_legitimize_const_move): Likewise.
4808 * config/mn10300/mn10300.md (movsi): Likewise.
4809 * config/pa/pa.c (emit_move_sequence): Likewise.
4810 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4811 (rs6000_got_register): Likewise.
4812 (create_TOC_reference): Likewise.
4813 (rs6000_machopic_legitimize_pic_address): Likewise.
4814 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4815 (various splitters): Likewise.
4816 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4817 (movsi_got): Likewise.
4818 * config/s390/s390.c (emit_symbolic_move): Likewise.
4819 * config/s390/s390.md (movhi, movqi): Likewise.
4820 (load_multiple, store_multiple): Likewise.
4821 * config/score/score.c (score_force_temporary): Likewise.
4822 * config/sh/sh.c (prepare_move_operands): Likewise.
4823 (prepare_cbranch_operands): Likewise.
4824 (emit_fpu_switch): Likewise.
4825 (fpscr_set_from_mem): Likewise.
4826 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4827 (adddi3, subsi3): Likewise.
4828 (various splitters): Likewise.
4829 (divsi_inv_fp_combine): Likewise.
4830 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4831 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4833 * config/sh/predicates.md (xor_operand): Likewise.
4834 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4835 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4836 (movdi_pic_label_ref): Likewise.
4837 * config/spu/spu.c (spu_split_immediate): Likewise.
4838 * config/alpha/alpha.md (various splitters): Remove test
4839 !no_new_pseudos || reload_completed.
4840 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4842 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4843 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4844 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4845 * config/score/score.c (th_output_mi_thunk): Likewise.
4846 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4847 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4849 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4851 PR rtl-optimization/32664
4852 * mode-switching.c (create_pre_exit): Skip barrier insns.
4854 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4856 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4857 force_gimple_operand_bsi.
4858 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4859 rewrite_use_compare): Ditto.
4860 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4862 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4863 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4864 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4865 * tree-profile.c (prepare_instrumented_value,
4866 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4867 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4868 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4869 tree_gen_ior_profiler): Ditto.
4870 * tree-ssa-reassoc.c (negate_value): Ditto.
4871 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4872 Use force_gimple_operand_bsi.
4873 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4874 * tree-if-conv.c (add_to_dst_predicate_list,
4875 find_phi_replacement_condition): Ditto.
4876 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4877 Call mark_symbols_for_renaming for new statements.
4878 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4880 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4882 * cfghooks.c (remove_edge): New function.
4883 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4885 * cfghooks.h (remove_edge): Declare.
4886 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4887 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4889 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4891 * optabs.h: Added declaration for signbit_optab.
4892 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4893 * genoptinit.c (optabs): Added entry for signbit insns.
4894 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4896 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4897 * config/s390/s390.md (signbit<mode>2): New expander.
4899 2007-07-09 Richard Guenther <rguenther@suse.de>
4902 * fold-const.c (fold_plusminus_mult_expr): Move constant
4903 arguments second to allow decomposing.
4905 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4908 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4910 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4911 Disregard DECL_FROM_INLINE.
4913 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4916 * doc/invoke.texi: Add ftree-reassoc flag.
4917 * common.opt (ftree-reassoc): New flag.
4918 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4919 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4921 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4923 PR tree-optimization/32681
4924 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4925 saved in second_edge->aux when first_bb is a loop header.
4927 2007-07-09 Jan HUbicka <jh@suse.cz>
4929 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4931 2007-07-09 Richard Guenther <rguenther@suse.de>
4933 * c-decl.c (start_function): Do not promote return type.
4935 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4937 * function.c (do_warn_unused_parameter): Do not warn if
4938 TREE_NO_WARNING is set.
4940 2007-07-08 Andreas Schwab <schwab@suse.de>
4942 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4944 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4947 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4949 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4950 apply to assembly language, too.
4951 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4953 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4955 Revert (note the sccvn portions are *not* reverted)
4956 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4958 Fix PR tree-optimization/23488
4960 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4962 * tree-flow-inline.h (get_value_handle): Ditto.
4963 * tree-ssa-pre.c (decl_vh_map): New.
4964 (decl_node_pool): New.
4965 (can_value_number_operation): Support DECL_P.
4966 (can_PRE_operation): Ditto.
4967 (create_expression_by_pieces): Ditto.
4968 (find_existing_value_expr): Modify to differnetiate between
4969 addressing and top level.
4970 (create_value_handle_for_expr): Handle DECL's.
4971 (poolify_tree): Ditto.
4972 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4973 (make_values_for_stmt): Handle DECL's properly.
4974 (init_pre): Reorg to not init useless things during FRE.
4976 * tree-flow.h: Include pointer-set.h.
4977 (decl_vh_map): Declare.
4978 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4980 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4982 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4983 the constraint description.
4984 * doc/md.texi: Update documentation of AVR constraints.
4986 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4988 * auto-inc-dec.c, config/arm/arm.c,
4989 config/m32r/constraints.md, config/mips/mips.md,
4990 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4991 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4992 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4993 typos. Follow spelling conventions.
4994 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4996 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4997 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4999 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5000 realloc_vuse): Remove.
5001 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5004 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5006 Fix PR tree-optimization/23488
5008 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5009 (try_to_simplify): Ditto.
5011 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5013 * tree-flow-inline.h (get_value_handle): Ditto.
5014 * tree-ssa-pre.c (decl_vh_map): New.
5015 (decl_node_pool): New.
5016 (can_value_number_operation): Support DECL_P.
5017 (can_PRE_operation): Ditto.
5018 (create_expression_by_pieces): Ditto.
5019 (find_existing_value_expr): Modify to differnetiate between
5020 addressing and top level.
5021 (create_value_handle_for_expr): Handle DECL's.
5022 (poolify_tree): Ditto.
5023 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5024 (make_values_for_stmt): Handle DECL's properly.
5025 (init_pre): Reorg to not init useless things during FRE.
5027 * tree-flow.h: Include pointer-set.h.
5028 (decl_vh_map): Declare.
5029 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5031 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5033 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5034 apply to assembly language, too.
5035 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5037 2007-07-06 Ian Lance Taylor <iant@google.com>
5038 Zack Weinberg <zackw@panix.com>
5041 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5043 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5045 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5046 (prefetch): Likewise if "pref" would be used.
5048 2007-07-06 Josh Conner <jconner@apple.com>
5052 * calls.c (store_one_arg): Handle arguments which are partially
5053 on the stack when detecting argument overlap.
5055 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5057 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5058 chosen during find_reloads.
5060 2007-07-06 Richard Guenther <rguenther@suse.de>
5062 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5063 TYPE_ARG_TYPES for verification of argument types. Use
5064 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5065 parameters as variable arguments.
5067 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5069 * libgcc2.h (word_type): Type definition removed.
5070 (cmp_return_type, shift_count_type): Type definitions added.
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 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5076 changed from word_type to Wtype.
5077 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5078 replaced with shift_count_type.
5079 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5081 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5082 and libgcc_shift_count attribute added.
5083 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5084 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5085 (TARGET_INITIALIZER): New target hooks added.
5086 * targhooks.c (default_libgcc_cmp_return_mode,
5087 default_libgcc_shift_count_mode): Default implementations for the new
5089 * targhooks.h (default_libgcc_cmp_return_mode,
5090 default_libgcc_shift_count_mode): Function prototypes added.
5091 * target.h (struct gcc_target): Fields for the new target hooks added.
5092 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5094 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5097 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5098 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5100 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5101 s390_libgcc_shift_count_mode): Functions added.
5102 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5103 Target hooks defined.
5105 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5107 * config/mips/mips.c (compute_frame_size): Restore the original
5108 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5109 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5110 Document why the difference is needed.
5112 2007-07-06 Richard Guenther <rguenther@suse.de>
5114 * c-common.c (boolean_increment): Use correctly typed
5117 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5119 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5120 the topmost argument register is not also included in the save mask.
5121 (mips16e_collect_argument_save_p): Take a pointer to the argument
5122 register, rather than a pointer to the number of arguments.
5123 (mips16e_collect_argument_saves): Only include argument saves
5124 that aren't in the register mask.
5126 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5128 PR rtl-optimization/32450
5129 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5130 to ensure that instructions are not moved into the prologue when
5131 profiling is on. Remove unused prologue_end variable.
5132 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5133 as a scheduling barrier.
5135 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5138 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5139 Disregard DECL_FROM_INLINE.
5141 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5143 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5144 IORing with a constant.
5146 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5148 PR rtl-optimization/32475
5149 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5150 for every definition of the stack pointer.
5152 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5154 * arm.c (vfp3_const_double_index): Copy signed results of
5155 REAL_VALUE_TO_INT into unsigned vars.
5157 2007-07-05 Richard Guenther <rguenther@suse.de>
5160 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5162 * tree-ssa.c (useless_type_conversion_p): Check canonical
5165 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5167 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5168 zero_extendhisi2): Change to define_insn_and_split.
5169 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5171 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5173 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5174 pass_match_asm_constraints): New.
5175 * passes.c (init_optimization_passes): Add new pass.
5176 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5177 * function.h (struct function): Add has_asm_statement bit.
5178 (current_function_has_asm_statement): New.
5179 * tree-pass.h (pass_match_asm_constraints): New.
5181 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5183 * config/mips/mips.c (mips_file_start): Avoid declaration
5186 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5188 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5190 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5192 * rtl.def (NOTE): Change print format string to print
5193 operand 5 as a note insn name.
5195 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5196 David Ung <davidu@mips.com>
5198 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5199 * doc/invoke.texi: (MIPS Options): Document them.
5201 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5202 David Ung <davidu@mips.com>
5204 Add support for SmartMIPS ASE.
5206 * optabs.c (expand_binop_directly): New, broken out from...
5207 (expand_binop): Here. Make it try rotating in the other
5208 direction even when the second operand isn't constant.
5209 * config/mips/mips.md (*lwxs): New.
5210 * config/mips/mips.opt (msmartmips): New.
5211 * config/mips/mips.c (mips_lwxs_address_p): New.
5212 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5213 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5214 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5215 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5216 (ISA_HAS_LWXS): New.
5217 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5218 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5219 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5220 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5221 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5222 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5223 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5225 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5227 * tree-vectorizer.c (new_loop_vec_info): Initialize
5228 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5229 * tree-vectorizer.h (_loop_vec_info): Added new filed
5230 min_profitable_iters.
5231 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5232 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5233 * tree-vect-analyze.c (vect_analyze_operations): Set
5234 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5235 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5236 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5237 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5238 and prologue cost to after they are computed.
5239 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5241 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5242 of creating vectors from scalars according to dt.
5243 (vect_model_store_cost): Likewise.
5244 (vectorizable_call): Use dt array instead of scalar dt. Call
5245 vect_model_simple_cost with additional argument dt.
5246 (vectorizable_assignment): Likewise.
5247 (vectorizable_operation): Likewise.
5248 (vectorizable_type_demotion): Likewise.
5249 (vectorizable_type_promotion): Likewise.
5250 (vectorizable_store): Use dt array instead of scalar dt. Call
5251 vect_model_store_cost with additional argument dt.
5252 (vect_do_peeling_for_loop_bound): Don't call
5253 vect_estimate_min_profitable_iters. Instead, lookup
5254 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5255 "may not be profitable".
5257 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5260 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5261 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5262 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5263 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5265 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5267 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5268 addressing modes cheaper.
5270 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5272 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5273 (dw_ranges_struct): Rename block_num to num. Adjust.
5274 (dw_ranges_by_label_struct): New.
5275 (ranges_by_label, ranges_by_label_allocated,
5276 ranges_by_label_in_use): New variables.
5277 (add_ranges_num): Factored most of the code out of...
5278 (add_ranges): ... this one. Rewrite in terms of the former.
5279 (add_ranges_by_labels): New.
5280 (output_ranges): Output by-label ranges.
5281 (dwarf2out_finish): Output range for multiple-section
5282 compile_unit. Output standard DW_AT_low_pc in addition to
5283 unexpected DW_AT_entry_pc.
5285 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5287 PR tree-optimization/32604
5288 PR tree-optimization/32606
5290 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5291 (compute_antic_safe): Removed.
5292 (ANTIC_SAFE_LOADS): Ditto.
5293 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5294 (execute_pre): Don't call compute_antic_safe.
5295 (vuse_equiv): New function.
5296 (make_values_for_stmt): Use it
5297 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5300 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5303 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5305 (avr_attribute_table): Make "naked" attribute apply to function types
5306 rather than to decls.
5307 (avr_handle_fntype_attribute): New function.
5309 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5311 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5314 2007-07-04 David Ung <davidu@mips.com>
5315 Joseph Myers <joseph@codesourcery.com>
5317 * config/mips/mips.md (type): Add logical, signext and move.
5318 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5319 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5320 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5321 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5322 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5323 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5324 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5325 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5326 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5327 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5328 movv2sf_hardfloat_64bit): Use the new types.
5329 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5330 *movdf_softfloat, *movdf_mips16): Use "multi".
5331 (extendqihi2): Replace with a define_expand.
5332 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5333 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5334 * config/mips/74k.md (r74k_int_logical): New reservation and
5336 (r74k_int_arith): Remove "slt".
5337 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5338 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5339 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5340 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5341 reservations for "arith".
5343 2007-07-04 Richard Guenther <rguenther@suse.de>
5345 * tree-ssa.c (useless_type_conversion_p): Add handling for
5346 scalar float and vector types. Only call the types_compatible_p
5347 langhook for aggregate types as last resort. Follow the
5350 2007-07-04 Richard Guenther <rguenther@suse.de>
5352 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5353 the same as NOP_EXPR.
5355 2007-07-04 Nick Clifton <nickc@redhat.com>
5357 * target.h (struct gcc_target): Add target_help field.
5358 * target-def.h (TARGET_HELP): New.
5359 (TARGET_INITIALIZER): Use TARGET_HELP.
5360 * opts.c (command_handle_option): Invoke target_help function, if
5361 defined, when the user has specified --target-help on the command
5363 * doc/invoke.texi: Mention that --target-help might print
5364 additional information.
5365 * doc/tm.texi: Document TARGET_HELP hook.
5367 * arm.c (TARGET_HELP): Override default definition.
5368 (arm_target_help): New - display a wrapped list of cores and
5369 architectures supported.
5371 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5373 * config/v850/v850.c (expand_prologue): Make sure
5374 GEN_INT() argument is sign extended rather than zero extended.
5375 (expand_epilogue): Likewise.
5376 (output_move_double): Delete.
5377 * config/v850/v850-protos.h (output_move_double): Delete.
5378 * config/v850/v850.md (movdi): Delete.
5379 (*movdi_internal): Delete.
5381 (*movdf_internal): Delete.
5383 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5385 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5386 unless compiling RTP PIC.
5388 2007-07-04 Richard Guenther <rguenther@suse.de>
5390 PR tree-optimization/32482
5391 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5392 original ssa name if we didn't find a shift expression.
5393 Fix shift constant for bit zero test.
5395 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5397 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5399 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5401 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5402 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5403 * config/arm/vxworks.h (ASM_SPEC): Delete.
5404 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5406 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5408 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5409 (DDR_REVERSED_P): New.
5410 * tree-data-ref.c (initialize_data_dependence_relation,
5411 build_classic_dist_vector): Set DDR_REVERSED_P.
5413 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5416 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5417 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5418 init_omega_for_ddr_1): Use non conservative number of iterations
5420 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5421 (analyze_siv_subscript): Remove FIXME and reinitialization of
5422 last_conflicts to chrec_dont_know.
5423 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5425 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5427 * tree.c (maybe_canonicalize_argtypes): Improve description.
5429 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5431 * tree.c (maybe_canonicalize_argtypes): New.
5432 (build_function_type): Set canonical type.
5433 (build_method_type_directly): Ditto.
5434 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5437 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5439 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5441 (rewrite_use_nonlinear_expr): Likewise.
5443 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5445 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5447 2007-07-04 Ben Elliston <bje@au.ibm.com>
5449 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5452 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5454 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5455 (Exception Handling): Likewise.
5457 2007-07-03 Jan Hubicka <jh@suse.cz>
5459 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5461 2007-07-03 Eric Christopher <echristo@apple.com>
5463 * doc/cppopts.texi: Add conflicting option note to -dM.
5464 * doc/invoke.texi: Add note about possible conflicts with
5465 -E for -dCHARS and note that -dM will not produce
5466 any results if there is no machine dependent reorg.
5468 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5470 * tree.h (DECL_ALIGN): Back out previous change.
5472 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5474 * configure.ac: Test for .dtprelword support on MIPS.
5475 * configure, config.in: Regenerate.
5476 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5477 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5479 2007-07-03 Julian Brown <julian@codesourcery.com>
5481 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5482 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5483 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5484 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5486 (all_fpus): Add FPUTYPE_VFP3.
5487 (fp_model_for_fpu): Add VFPv3 field.
5488 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5489 (vfp3_const_double_index): New function. Return integer index of
5490 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5492 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5493 and argument represents a valid RTX for a VFPv3 constant.
5494 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5496 (vfp_emit_fstmd): Similar, for fstmd.
5497 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5498 constants, represented as integer indices.
5499 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5500 VFP_REGNO_OK_FOR_DOUBLE macros.
5501 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5502 (arm_file_start): Set float-abi attribute for VFPv3, and output
5503 correct ".fpu" assembler directive.
5504 (arm_dbx_register_numbering): Add FIXME.
5505 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5506 (fputype): Add FPUTYPE_VFP3.
5507 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5508 (CALL_USED_REGISTERS): Likewise.
5509 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5510 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5511 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5512 (D7_VFP_REGNUM): New.
5513 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5514 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5515 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5516 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5517 (REG_ALLOC_ORDER): Adjust for VFPv3.
5518 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5519 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5520 VFP_LO_REGS, VFP_HI_REGS.
5521 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5522 (IS_VFP_CLASS): Define macro.
5523 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5525 (REGISTER_MOVE_COST): Likewise.
5526 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5527 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5528 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5529 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5530 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5531 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5532 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5533 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5534 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5535 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5536 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5537 where appropriate for single-word registers.
5538 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5539 As above. Fix type attributes.
5540 * config/arm/constraints.md (register_contraint "t"): Define.
5541 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5543 (register_constraint "x"): Define.
5544 (constraint "Dv"): Define.
5546 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5548 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5550 2007-07-03 Tom Tromey <tromey@redhat.com>
5552 * c-parser.c (objc_pq_context): Removed.
5553 (objc_need_raw_identifier): Likewise.
5554 (c_parser) <objc_pq_context>: New field.
5555 <objc_need_raw_identifier>: Likewise.
5556 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5557 (c_lex_one_token): Update.
5558 (c_parser_objc_protocol_definition): Update.
5559 (c_parser_objc_method_definition): Update.
5560 (c_parser_objc_methodproto): Update.
5561 (c_parser_declspecs): Update.
5563 2007-07-03 David Ung <davidu@mips.com>
5565 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5567 2007-07-03 David Ung <davidu@mips.com>
5568 Richard Sandiford <richard@codesourcery.com>
5570 * doc/invoke.texi: Document -march=74kf3_2.
5571 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5572 (TUNE_74K): Check for it.
5573 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5574 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5575 * config/mips/mips.md (cpu): Add 74kf3_2.
5576 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5577 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5578 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5579 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5580 74kf3_2 to the CPU list.
5581 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5582 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5583 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5584 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5585 (r74kf3_2_fxfer_from_c1): New insn reservations.
5587 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5588 David Ung <davidu@mips.com>
5590 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5591 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5592 and 74k[fx]. Document aliases for the new options.
5593 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5594 (PROCESSOR_24KF2_1): ...this.
5595 (PROCESSOR_24KX): Rename to...
5596 (PROCESSOR_24KF1_1): ...this.
5597 (PROCESSOR_74KF): Rename to...
5598 (PROCESSOR_74KF2_1): ...this.
5599 (PROCESSOR_74KX): Rename to...
5600 (PROCESSOR_74KF1_1): ...this.
5601 (TUNE_74K): Update PROCESSOR_* names.
5602 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5603 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5604 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5605 (mips_rtx_cost_data): Update processor names in comments.
5606 (mips_issue_rate): Update PROCESSOR_* names.
5607 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5608 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5609 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5610 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5611 Update cpu attribute names.
5612 (r24k_fpu_iss): Rename this reservation to...
5613 (r24kf2_1_fpu_iss): ...this and update all uses.
5614 (r24kx_fpu_iss): Rename this reservation to...
5615 (r24kf1_1_fpu_iss): ...this and update all uses.
5616 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5617 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5618 Update cpu attribute names.
5620 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5622 * config/m32r/constraints.md: New file.
5623 * config/m32r/m32r.c: Include tm-constrs.h.
5624 (small_data_operand): Use satisfies_constraint_* instead of macro.
5625 (addr24_operand, gen_compare): Likewise.
5626 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5627 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5628 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5629 EXTRA_CONSTRAINT): Likewise.
5630 * config/m32r/m32r.md: Include constraints.md.
5631 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5632 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5633 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5634 (two_insn_const_operand, int8_operand, uint16_operand,
5635 reg_or_int16_operand, reg_or_uint16_operand,
5636 reg_or_cmp_int16_operand, cmp_int16_operand,
5637 seth_add3_operand): Likewise.
5639 2007-07-03 Eric Christopher <echristo@gmail.com>
5641 * libgcc2.h: Conditionally declare __bswapsi2 and
5644 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5646 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5649 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5652 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5653 (__gthrw_pragma): Provide default definition.
5655 * gthr-posix.c (__gthrw_pragma): Define.
5657 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5659 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5660 before declaring inequality.
5662 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5664 * combine.c (recog_for_combine): Log the success or failure of
5665 matching new insn patterns against the machine description in
5668 2007-07-03 Revital Eres <eres@il.ibm.com>
5670 * ddg.c (print_sccs): New function.
5671 (check_sccs): New function.
5672 (create_ddg_all_sccs): Use it.
5673 * ddg.h (print_sccs): Declare.
5674 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5676 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5678 * targhooks.h (default_mode_for_suffix): New function declaration.
5679 * targhooks.c (default_mode_for_suffix): New default target hook.
5680 * target.h (struct c): New structure in the targetm struct.
5681 (mode_for_suffix): New target hook as part of struct c.
5682 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5683 default_mode_for_suffix.
5684 (TARGET_C): New define.
5685 * c-lex.c: Include "target.h".
5686 (interpret_float): Use targetm.c.mode_for_suffix to determine
5687 the mode for a given non-standard suffix.
5688 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5690 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5691 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5693 * doc/extend.texi (Floating Types): New node. Document __float80 and
5694 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5696 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5699 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5700 predicate instead of target_operand.
5701 (divsi3_i1_media, divsi3_media_2): Likewise.
5703 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5705 * tree.h (alias_sets_might_conflict_p): Rename into
5706 alias_sets_must_conflict_p.
5707 * alias.c (alias_sets_might_conflict_p): Likewise.
5708 (alias_sets_conflict_p): Use it.
5709 (objects_must_conflict_p): Likewise.
5710 * c-common.c (strict_aliasing_warning): Adjust.
5712 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5714 * rtlhooks.c (gen_lowpart_if_possible): Check for
5715 invalid subreg before calling gen_lowpart_SUBREG.
5717 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5719 * config/darwin9.h: Add copyright notice.
5720 (LINK_COMMAND_SPEC): Add comment.
5721 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5722 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5723 DARWIN_LIBSYSTEM_HAS_UNWIND.
5725 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5728 * omp-low.c (check_combined_parallel): New function.
5729 (lower_omp_parallel): Call it via walk_stmts, set
5730 OMP_PARALLEL_COMBINED if appropriate.
5731 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5732 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5733 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5734 don't consider it as combined parallel.
5736 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5738 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5739 (gcc_tooldir): Likewise.
5740 * configure: Regenerate.
5741 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5742 old configure.ac gcc_tooldir setting.
5743 (prefix_to_exec_prefix): New variable.
5744 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5745 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5747 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5749 Fix PR tree-optimization/32583
5750 Fix PR tree-optimization/32584
5751 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5752 (phi_translate_set): Use phi_translate directly now.
5753 (make_values_for_stmt): Don't value number RHS if we already know
5756 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5757 Jim Wilson <wilson@specifix.com>
5760 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5763 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5764 Richard Sandiford <richard@codesourcery.com>
5765 Nigel Stephens <nigel@mips.com>
5767 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5768 (mips16e_output_save_restore): Declare.
5769 (mips16e_save_restore_pattern_p): Likewise.
5770 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5771 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5772 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5773 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5774 (BITSET_P): New global macro, extracted from...
5775 (mips_for_each_saved_reg): ...here.
5776 (mips16e_save_restore_info): New struct.
5777 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5778 (mips16e_save_restore_regs): New variable.
5779 (mips_split_plus, mips16e_find_first_register): New functions.
5780 (mips16e_mask_registers): New function.
5781 (compute_frame_size): Expand the commentary before the function.
5782 Enforce the MIPS16e save and restore register range restrictions.
5783 Pad the general register save area at the low end.
5784 (mips16e_save_restore_reg, mips16e_build_save_restore)
5785 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5786 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5787 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5789 (mips_expand_prologue, mips_expand_epilogue): Handle
5790 GENERATE_MIPS16E_SAVE_RESTORE.
5791 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5793 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5795 PR tree-optimization/31966
5796 PR tree-optimization/32533
5797 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5798 "basic_block" description as its third argument. Update function
5799 calls to get destination bb from "edge" argument. Save "cond" into
5800 aux field of the edge. Update prototype for changed arguments.
5801 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5803 (find_phi_replacement_condition): Operate on incoming edges, not
5804 on predecessor blocks. If there is a condition saved in the
5805 incoming edge aux field, AND it with incoming bb predicate.
5806 Return source bb of the first edge.
5807 (clean_predicate_lists): Clean aux field of outgoing node edges.
5808 (tree_if_conversion): Do not initialize cond variable. Move
5809 variable declaration into the loop.
5810 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5811 initializations of new_stmt, arg0 and arg1 variables.
5813 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5815 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5816 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5818 2007-07-02 Richard Guenther <rguenther@suse.de>
5820 * tree-ssa.c (useless_type_conversion_p): Document
5821 future intent as defining the middle-end type system.
5822 Re-structure to call langhook last, group by type class,
5823 mark questionable parts.
5825 2007-07-02 Richard Guenther <rguenther@suse.de>
5827 * tree-flow.h (types_compatible_p): Declare.
5828 * tree-ssa.c (types_compatible_p): New function.
5829 * ipa-type-escape.c (discover_unique_type): Use
5830 types_compatible_p instead of lang_hooks.types_compatible_p.
5831 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5832 * tree-vn.c (expressions_equal_p): Likewise.
5833 * tree.c (fields_compatible_p): Likewise.
5834 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5835 (cprop_operand): Use useless_type_conversion_p instead of
5836 lang_hooks.types_compatible_p.
5837 * tree-inline.c (setup_one_parameter): Likewise.
5838 (declare_return_variable): Likewise.
5839 * tree-nrv.c (tree_nrv): Likewise.
5840 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5841 (maybe_fold_offset_to_component_ref): Likewise.
5842 (maybe_fold_offset_to_reference): Likewise.
5843 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5844 (merge_alias_info): Likewise.
5845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5846 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5847 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5848 * tree-tailcall.c (find_tail_calls): Likewise.
5849 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5850 * gimplify.c (canonicalize_addr_expr): Likewise.
5851 (fold_indirect_ref_rhs): Likewise.
5852 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5853 (cpt_same_type): Likewise.
5854 (check_pointer_types_r): Swap parameters to cpt_same_type
5856 * fold-const.c (fold_convert): Revert fix for PR15988.
5857 * tree-inline.c (setup_one_parameter): Instead fix it here by
5858 using fold_build1 instead of fold_convert and checking for
5859 error_mark_node. Convert only if the conversion is necessary.
5861 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5863 * configure.ac: Check for .gnu_attribute on Power.
5864 * configure: Regenerate.
5865 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5866 attribute for floating-point ABI.
5868 2007-07-02 Ira Rosen <irar@il.ibm.com>
5870 PR tree-optimization/32230
5871 PR tree-optimization/32477
5872 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5873 address is a constant.
5875 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5877 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5878 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5879 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5880 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5881 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5882 64-bit targets. Add support for *-elfoabi*.
5883 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5884 different settings if $(tm_defines) does not select the EABI.
5885 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5886 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5887 (MIPS_ARCH_OPTION_SPEC): Likewise.
5888 (MIPS_ISA_LEVEL_SPEC): Likewise.
5889 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5890 * config/mips/elfoabi.h: New file.
5892 2007-07-02 Richard Guenther <rguenther@suse.de>
5894 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5895 (useless_type_conversion_p): ... this.
5896 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5897 (useless_type_conversion_p): ... this.
5898 * builtins.c (fold_builtin_memory_op): Rename
5899 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5900 * tree-cfg.c (verify_expr): Likewise.
5901 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5902 * tree-ssa-ccp.c (ccp_fold): Likewise.
5903 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5904 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5905 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5906 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5907 * tree-ssa-pre.c (eliminate): Likewise.
5908 * tree-ssa.c (delete_tree_ssa): Likewise.
5909 (tree_ssa_useless_type_conversion): Likewise.
5910 * tree.c (build2_stat): Likewise.
5912 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5914 Fix PR tree-optimization/32571
5915 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5918 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5920 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5921 and other expected operations explicitly, change default to
5924 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5926 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5928 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5929 (tls_load_dot_plus_eight): Move the label number into the unspec.
5930 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5932 2007-07-01 Andreas Schwab <schwab@suse.de>
5934 * dwarf2out.c (initial_return_save): Define only if used.
5936 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5938 Unreverting Richard's Revert of:
5940 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5942 * dce.c (deletable_insn_p_1): New function, split out from...
5943 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5944 specially, not those inside PARALLELs. Remove BODY argument
5945 and adjust recursive call accordingly.
5946 (prescan_insns_for_dce): Update call to delete_insn_p.
5948 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5949 Revital Eres <eres@il.ibm.com>
5951 * ddg.c (create_ddg_all_sccs): Fix missed
5952 initialization of scc_nodes.
5954 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5957 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5958 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5960 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5962 * configure.ac: Check for .gnu_attribute on MIPS.
5963 * configure, config.in: Regenerate.
5964 * config/mips/mips.c (mips_file_start): If supported, output
5965 attribute for floating-point ABI.
5967 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5970 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5971 (ffs_cmove): New expander to expand using ctz pattern.
5972 (*ffs_cmove): Remove pattern.
5973 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5974 (ffsdi2): Expand using ctz pattern.
5975 (*ffs_rex64): Remove pattern.
5977 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5979 PR rtl-optimization/32296
5980 * pa.md (return): Delete pattern.
5981 (return_internal): Remove "(const_int 1)" from pattern.
5982 (epilogue): Use return_internal pattern for trivial returns.
5983 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5984 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5986 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5988 * tree-ssa-pre.c (is_exception_related): New function
5989 (can_value_number_operation): Use it.
5991 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5993 Fix PR tree-optimization/32540
5994 Fix PR tree-optimization/31651
5996 * tree-ssa-sccvn.c: New file.
5998 * tree-ssa-sccvn.h: Ditto.
6000 * tree-vn.c: Include tree-ssa-sccvn.h
6001 (val_expr_paid_d): Removed.
6002 (value_table): Ditto.
6003 (vn_compute): Ditto.
6004 (val_expr_pair_hash): Ditto.
6005 (val_expr_pair_expr_eq): Ditto.
6006 (copy_vuses_from_stmt): Ditto.
6009 (shared_vuses_from_stmt): Ditto.
6010 (print_creation_to_file): Moved up.
6011 (sort_vuses): Ditto.
6012 (sort_vuses_heap): Ditto.
6013 (set_value_handle): Make non-static.
6014 (make_value_handle): Ditto.
6015 (vn_add): Rewritten to use sccvn lookups.
6016 (vn_add_with_vuses): Ditto.
6017 (vn_lookup): Ditto (and second argument removed).
6018 (vn_lookup_with_vuses): Ditto.
6019 (vn_lookup_or_add): Ditto (and second argument removed);
6020 (vn_lookup_or_add_with_vuses): Ditto.
6021 (vn_lookup_with_stmt): New.
6022 (vn_lookup_or_add_with_stmt): Ditto.
6023 (create_value_handle_for_expr): Ditto.
6025 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6026 (seen_during_translate): New function.
6027 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6028 (phi_trans_add): Ditto.
6029 (constant_expr_p): FIELD_DECL is always constant.
6030 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6031 Use constant_expr_p.
6032 Avoid infinite recursion on mutually valued expressions.
6033 Change callers of vn_lookup_or_add.
6034 (phi_translate): New function.
6035 (compute_antic_safe): Allow phi nodes.
6036 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6037 (find_or_generate_expression): Rewrite slightly.
6038 (create_expression_by_pieces): Updated for vn_lookup_or_add
6040 Update VN_INFO for new names.
6041 (insert_into_preds_of_block): Update for new names.
6042 (add_to_exp_gen): New function.
6043 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6044 (find_existing_value_expr): Rewrite to changed vn_lookup.
6045 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6046 (try_look_through_load): Removed.
6047 (try_combine_conversion): Ditto.
6048 (get_sccvn_value): New function.
6049 (make_values_for_phi): Ditto.
6050 (make_values_for_stmt): Ditto.
6051 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6053 (init_pre): Update for SCCVN changes.
6055 (execute_pre): Ditto.
6057 * tree-flow.h (make_value_handle): Declare.
6058 (set_value_handle): Ditto.
6059 (sort_vuses_heap): Ditto.
6060 (vn_lookup_or_add_with_stmt): Ditto.
6061 (vn_lookup_with_stmt): Ditto.
6062 (vn_compute): Remove.
6065 (vn_lookup): Update arguments.
6067 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6069 (tree-ssa-sccvn.o): New.
6070 (OBJS-common): Add tree-ssa-sccvn.o
6072 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6075 * c-typeck.c (build_external_ref): Don't mark as used if called
6077 * calls.c (rtx_for_function_call): Likewise.
6079 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6083 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6085 * dce.c (deletable_insn_p_1): New function, split out from...
6086 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6087 specially, not those inside PARALLELs. Remove BODY argument
6088 and adjust recursive call accordingly.
6089 (prescan_insns_for_dce): Update call to delete_insn_p.
6091 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6093 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6094 (try_combine): Move potential calls to undo_all() so they happen
6095 before we commit to using the combined insns.
6097 2006-06-30 Jan Hubicka <jh@suse.cz>
6099 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6102 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6104 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6105 (cgraph_remove_unreachable_nodes): Likewise.
6106 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6107 * ipa-inline.c (update_caller_keys): Cast according to the coding
6109 (cgraph_decide_recursive_inlining): Likewise.
6110 (cgraph_decide_inlining_of_small_function): Likewise.
6111 (try_inline): Likewise.
6112 (cgraph_decide_inlining_incrementally): Likewise.
6113 * ipa-pure-const.c (get_function_state): Likewise.
6114 (scan_function): Likewise.
6115 (analyze_function): Likewise.
6116 (static_execute): Likewise.
6117 * ipa-reference.c (scan_for_static_refs): Likewise.
6118 (merge_callee_local_info): Likewise.
6119 (analyze_function): Use type safe memory macros.
6120 (static_execute): Likewise. Cast according to the coding conventions.
6121 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6123 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6125 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6126 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6129 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6132 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6133 for complex modes (both int and real).
6135 2007-06-29 Jan Hubicka <jh@suse.cz>
6137 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6139 2007-06-29 Jan Hubicka <jh@suse.cz>
6142 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6145 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6148 * config/avr/avr.c: Include dataflow header file.
6149 (expand_prologue): Adjust for prologue insn change.
6150 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6153 2007-06-29 Richard Guenther <rguenther@suse.de>
6156 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6157 during type verification.
6159 2007-06-29 Jan Hubicka <jh@suse.cz>
6161 * recog.c (validate_change_rtx_1): Unshare TO argument.
6163 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6165 PR tree-optimization/24659
6166 * tree-vect-transform.c (vectorizable_call): Handle
6167 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6169 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6170 * config/i386/i386.c (enum ix86_builtins)
6171 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6172 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6174 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6175 const using def_builtin_const.
6176 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6177 input operands in the same modes as the result.
6178 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6180 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6182 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6183 (df_set_dead_notes_for_mw): Likewise.
6185 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6187 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6189 2007-06-28 DJ Delorie <dj@redhat.com>
6191 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6193 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6195 * doc/invoke.texi (C++ Dialect Options): Document
6196 fvisibility-ms-compat.
6197 * c.opt (fvisibility-ms-compat): New.
6199 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6202 * tree-affine.c (aff_combination_add_elt): Handle
6203 pointer addition specially.
6205 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6207 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6208 decl is non-external for AIX ABI.
6210 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6212 * config/rs6000/predicates.md (current_file_function_operand):
6213 Ensure the symbol is non-external for AIX ABI.
6215 2007-06-28 Nick Clifton <nickc@redhat.com>
6217 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6218 (fdce, fdse, fpredictive-commoning): Likewise.
6220 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6223 * gcc.c (process_command): Recognize the new -static-libgfortran
6226 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6229 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6230 Use a call clobbered hard reg instead of a pseudo reg.
6232 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6234 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6236 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6239 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6240 REG_LIBCALL and REG_RETVAL notes.
6241 (divsi3, mulsi3): Likewise.
6242 (mulhisi3): Likewise. Use emit_libcall_block.
6243 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6245 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6247 PR rtl-optimization/32481
6248 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6250 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6252 * dce.c (deletable_insn_p_1): New function, split out from...
6253 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6254 specially, not those inside PARALLELs. Remove BODY argument
6255 and adjust recursive call accordingly.
6256 (prescan_insns_for_dce): Update call to delete_insn_p.
6258 2007-06-27 Richard Guenther <rguenther@suse.de>
6261 * tree.h (fold_convertible_p): Declare.
6262 * fold-const.c (fold_convertible_p): New function.
6263 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6264 instead of lang_hooks.types_compatible_p.
6266 2007-06-26 Jan Hubicka <jh@suse.cz>
6268 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6269 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6270 early use validate_unshare_change.
6271 (reload_combine): Likewise.
6272 * recog.c (change_t): New field unshare.
6273 (validate_change_1): Rename from validate_change; add argument unshare.
6274 (validate_change): Turn into wrapper of validate_change_1; update
6275 prototype for bools.
6276 (validate_unshare_change): New.
6277 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6278 calls of df_insn_rescan.
6279 * recog.h (validate_change): Replace ints by bools.
6280 (validate_unshare_change): Declare.
6282 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6284 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6286 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6288 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6290 2007-06-25 Jan Hubicka <jh@suse.cz>
6292 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6294 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6295 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6296 places other call site specific checks are performed.
6298 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6301 * tree-vect-transform.c (vectorizable_operation): Convert
6302 POINTER_PLUS_EXPR over to PLUS_EXPR.
6304 2007-06-25 Chao-ying Fu <fu@mips.com>
6306 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6307 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6308 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6309 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6311 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6312 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6313 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6314 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6315 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6316 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6317 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6318 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6319 ALL_FIXED_POINT_MODE_P): New define.
6320 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6322 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6324 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6325 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6326 MODE_VECTOR_UACCUM): New mode classes.
6328 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6329 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6330 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6333 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6334 (blank_mode): Initialize ibit and fbit.
6335 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6336 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6338 (new_adjust): Change required_class to required_class_from and
6339 required_class_to for testing within a range.
6340 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6341 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6343 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6344 (make_fixed_point_mode): New.
6345 (_ADD_ADJUST): Change C to C1 and C2.
6346 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6347 use a range for machine classes.
6348 (ADJUST_IBIT, ADJUST_FBIT): New.
6349 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6351 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6352 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6353 Emit adjustment for ibit and fbit.
6354 (emit_mode_ibit, emit_mode_fbit): New.
6355 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6357 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6359 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6360 as the source of the set.
6362 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6364 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6365 FP_REGNO_P): Use IN_RANGE.
6366 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6367 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6368 (DATA_REG_P): Use DATA_REGNO_P.
6369 (FP_REG_P): Use FP_REGNO_P.
6370 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6371 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6372 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6374 2007-06-24 Jan Hubicka <jh@suse.cz>
6377 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6379 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6382 * fold-const.c (fold_binary): Strip nops of operand 0
6383 of BIT_NOT_EXPR before calling operand_equal_p.
6384 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6385 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6387 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6389 * doc/extend.texi: Document that dllimport and dllexport imply
6391 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6392 imported or exported declaration, including type declarations.
6393 * c-common.c (handle_visibility_attribute): Check for conflicts
6394 with dllimport/dllexport.
6395 (c_determine_visibility): Handle dllimport/dllexport as an
6396 explicit visibility atttribute.
6398 2007-06-23 Richard Guenther <rguenther@suse.de>
6400 PR tree-optimization/16876
6402 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6404 * tree-inline.c (initialize_inlined_parameters): Do not call
6405 lang_hooks.tree_inlining.convert_parm_for_inlining.
6406 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6407 reason for mismatched types.
6408 * gimplify.c (gimplify_call_expr): Verify the call expression
6409 arguments match the called function type signature. Otherwise
6410 mark the call expression to be not considered for inlining
6411 using CALL_CANNOT_INLINE_P flag.
6412 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6413 edges call expression.
6414 (cgraph_decide_inlining_of_small_function): Likewise.
6415 (cgraph_decide_inlining): Likewise.
6416 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6418 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6419 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6420 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6422 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6423 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6425 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6426 convert_parm_for_inlining member.
6428 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6431 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6432 Remove optimization for GT.
6434 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6437 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6439 (prescan_insns_for_dce): Add extra parameter.
6441 2007-06-23 Jan Hubicka <jh@suse.cz>
6444 * gimplify.c (mark_addressable): New function.
6445 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6447 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6450 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6452 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6455 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6456 moves between MMX/SSE registers to at least 8 units to prevent
6457 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6459 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6461 * config/i386/i386.c (override_options): Correct x86_sahf
6464 2007-06-21 David Daney <ddaney@avtrex.com>
6467 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6468 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6469 (exception_receiver): Renamed to ...
6470 (nonlocal_goto_receiver): ... this.
6472 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6474 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6475 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6476 partial register accesses.
6478 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6480 * fold-const.c (debug_fold_checksum): Move it under
6481 ENABLE_FOLD_CHECKING.
6483 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6486 * tree.h (debug_fold_checksum): Declared.
6487 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6488 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6489 build_fold_addr_expr_with_type_1.
6490 (fold_addr_expr, debug_fold_checksum): New.
6491 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6492 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6495 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6497 PR tree-optimization/19590
6498 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6499 of scev is a constant.
6500 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6502 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6504 * df-problems.c (df_note_bb_compute): Made computation of live
6505 info consistent with df_lr.
6507 2007-06-21 Richard Guenther <rguenther@suse.de>
6509 PR tree-optimization/32453
6510 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6511 for pointer anti-range.
6513 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6515 * config/i386/i386.c (processor_target_table): Increase maximum
6516 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6519 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6520 byte alignment if > 8 byte alignment is preferred.
6521 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6523 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6525 PR tree-optimization/31866
6526 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6527 if ASM_EXPR's input is not a SSA_NAME.
6530 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6531 but decl is a global var, instead return decl.
6532 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6533 even for is_global_var decls, if they are private in some outer
6536 2007-06-21 Richard Guenther <rguenther@suse.de>
6538 PR tree-optimization/32451
6539 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6541 2007-06-21 Christian Bruel <christian.bruel@st.com>
6543 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6544 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6545 (push_regs): Changed saving order or banked registers.
6546 (sh_expand_epilogue): Likewise.
6547 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6548 (FIRST_BANKED_REG): Likewise.
6549 (LAST_BANKED_REG): Likewise.
6550 * config/sh/sh.md (banked) New attribute.
6551 (in_delay_slot): Check banked attribute.
6553 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6555 PR tree-optimization/32075
6556 * tree-data-ref.c (subscript_dependence_tester_1,
6557 analyze_miv_subscript, analyze_overlapping_iterations,
6558 add_distance_for_zero_overlaps, build_classic_dist_vector,
6559 subscript_dependence_tester_1, analyze_overlapping_iterations,
6560 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6561 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6562 to evolution_function_is_affine_multivariate_p.
6564 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6566 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6568 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6571 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6573 * config/m32c/prologue.md (epilogue_exitd_16): New.
6574 (epilogue_reit_16): New.
6575 (epilogue_exitd): Rename to epilogue_exitd_24.
6576 (epilogue_reit): Rename to epilogue_reit_24.
6578 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6579 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6581 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6583 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6584 if dbg_cnt (sched_insn) reaches the limit.
6585 (choose_ready): New parameter INSN_PTR and new return value.
6586 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6587 the new return value from choose_ready.
6588 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6589 (rest_of_handle_global_alloc): New global_alloc_at_func.
6591 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6593 PR tree-optimization/25737
6594 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6595 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6596 * tree-flow.h (struct fieldoff): Add new field alias_set.
6597 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6598 argument addressable_type. Set alias_set of fieldoff.
6599 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6600 (create_overlap_variables_for): Pass alias_set from fieldoff to
6602 * alias.c (get_alias_set): Use alias_set from SFT if set.
6604 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6606 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6607 of a variable as an unsigned HOST_WIDE_INT integer.
6609 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6611 PR rtl-optimization/32405
6612 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6614 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6616 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6619 * builtins.c: Include diagnostic.h.
6620 (expand_builtin_expect): Make gcc_assert more permissive.
6621 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6624 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6628 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6629 if ACCUMULATE_OUTGOING_ARGS.
6631 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6633 * config/m68hc11/m68hc11.c: Include dataflow header file.
6634 (m68hc11_reorg): Port to dataflow.
6636 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6638 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6639 (struct df_problem.free_blocks_on_set_blocks): New field.
6640 (struct dataflow.optional_p): New field.
6641 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6642 (df_live_set_all_dirty): New function.
6643 * df-scan.c (df_scan_alloc): Initialize optional_p.
6644 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6645 * df-core.c (df_set_blocks): Removed use of
6646 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6647 df_problem.free_blocks_on_set_blocks to determine which blocks are
6649 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6650 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6651 uses dataflow.optional_p to determine if problem should be
6653 (rest_of_handle_df_initialize): Only start live problem if
6655 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6656 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6657 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6658 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6659 problem_NOTE): Initialize free_blocks_on_set_blocks.
6660 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6662 (df_live_set_all_dirty, df_note_alloc): New function.
6663 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6665 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6666 * postreload.c (reload_combine): Ditto.
6667 * cse.c (cse_extended_basic_block): Ditto.
6668 * regmove.c (mark_flags_life_zones): Ditto.
6669 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6670 erase_matching_seqs): Ditto.
6671 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6672 * integrate (allocate_initial_values): Ditto.
6673 * combine.c (reg_dead_at_p): Ditto.
6674 * resource.c (mark_target_live_regs): Ditto.
6675 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6676 * config/sh/sh.c (find_r0_life_regions): Ditto.
6677 * global.c (rest_of_handle_global_alloc): Only add back df_live
6679 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6681 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6683 (if_convert): Make sure df_live is there at -O == 1.
6684 (pass_if_after_combine): Cleanup flags.
6685 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6686 is there at -O == 1.
6688 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6690 * config/arm/arm.c (arm_get_frame_offsets): Set
6691 offsets->locals_base to avoid negative stack size.
6692 (thumb1_expand_prologue): Assert on negative stack size.
6694 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6696 PR tree-optimization/32367
6697 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6698 of the chrec has no evolution in that loop.
6699 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6701 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6703 * config/xtensa/xtensa.c: Include "df.h".
6704 (xtensa_builtin_saveregs): Use adjust_address instead of
6706 (xtensa_va_start): Invoke make_tree with sizetype for
6707 expand_builtin_saveregs and then convert the result to a pointer.
6708 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6709 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6710 Subtract argument size from index value as integers and then use
6711 POINTER_PLUS_EXPR to add the result to the array address.
6713 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6716 * config/m32c/m32c.c: Include dataflow header file.
6717 (m32c_emit_prologue): Adjust for prologue insn change.
6718 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6719 once inside a PARALLEL. Assume frame size passed in operand 0
6720 includes space to save the fb register.
6721 (prologue_enter_24): Likewise.
6722 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6724 2007-06-19 David Daney <ddaney@avtrex.com
6727 * config/mips/mips.md (cprestore): Mark $gp as used.
6729 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6732 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6733 (frv_ifcvt_modify_insn): Likewise.
6735 2007-06-19 Richard Guenther <rguenther@suse.de>
6737 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6738 only handle positive offsets that fit in a HOST_WIDE_INT.
6740 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6742 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6743 result of rsqrt insn for zero input argument to avoid NaN.
6745 2007-06-19 Richard Guenther <rguenther@suse.de>
6748 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6750 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6752 PR tree-optimization/32353
6753 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6755 2007-06-19 Nick Clifton <nickc@redhat.com>
6757 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6759 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6763 * config/i386/i386.c (assign_386_stack_local): Assert that
6764 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6765 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6766 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6767 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6769 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6771 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6773 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6775 PR rtl-optimization/32321
6776 * gcse.c (replace_store_insn): Update the note before
6777 calling emit_insn_after.
6779 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6782 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6784 * df-problems.c (df_note_bb_compute): Fix dumping info.
6786 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6788 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6789 insn with emit_jump_insn.
6791 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6793 PR tree-optimization/32383
6794 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6795 * targhooks.h (default_builtin_reciprocal): Update prototype.
6796 * target.h (struct gcc_target): Update builtin_reciprocal.
6797 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6798 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6799 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6800 when fndecl is in BUILT_IN_MD class.
6801 (execute_convert_to_rsqrt): Ditto.
6803 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6804 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6805 Convert BUILT_IN_SQRTF code only when md_fn is false.
6807 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6809 * bt-load.c (move_btr_def): Fix the order of arguments
6810 to validate_replace_rtx.
6812 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6814 * config/m68k/m68k-devices.def: Add 54450..54455.
6816 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6818 PR rtl-optimization/32366
6819 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6820 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6823 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6826 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6827 this is true, rescan insn being modified.
6828 (sms_schedule): Added rescan parameter.
6829 (rest_of_handle_sms): Moved freeing of dominance info to before
6830 getting out of cfg_layout.
6832 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6834 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6835 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6838 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6839 FL_CF_EMAC from the entry for isac.
6841 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6842 (const_sibcall_operand): New.
6843 (sibcall_operand): Use it.
6844 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6845 (m68k_isas): ISAC does not imply FPU or EMAC.
6846 (override_options): Add ISA_C logic for symbolic jump & call.
6848 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6850 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6851 return mode from the builtin itself.
6852 (sparc_fold_builtin): Fix cast of zero constant.
6854 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6856 * targhooks.c (default_builtin_reciprocal): New default target hook.
6857 * targhooks.h (default_builtin_reciprocal): Add prototype.
6858 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6859 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6860 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6861 default_builtin_reciprocal.
6863 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6866 * hooks.c (hook_tree_tree_bool_null): New hook.
6867 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6868 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6869 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6870 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6871 and convert it to reciprocal a*rfunc(b).
6872 (execute_convert_to_rsqrt): New function.
6873 (gate_convert_to_rsqrt): New function.
6874 (pass_convert_to_rsqrt): New pass definition.
6875 * target.h (struct gcc_target): Add builtin_reciprocal.
6876 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6877 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6878 TARGET_BUILTIN_RECIPROCAL.
6879 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6881 * config/i386/i386.h (TARGET_RECIP): New define.
6882 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
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 (*rcpsf2_sse): New insn pattern.
6887 (*rsqrtsf2_sse): Ditto.
6888 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6889 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6890 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6891 and not optimizing for size.
6892 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6893 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6894 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6895 and not optimizing for size.
6896 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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.
6900 (*sse_rsqrtv4sf2): Do not export.
6902 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6903 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6904 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6905 and not optimizing for size.
6907 * config/i386/i386.opt (mrecip): New option.
6908 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6909 (ix86_emit_swsqrtsf): Ditto.
6910 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6911 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6913 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6914 ix86_expand_unop1_builtin.
6915 (ix86_emit_swdivsf): New function.
6916 (ix86_emit_swsqrtsf): Ditto.
6917 (ix86_builtin_reciprocal): New function.
6918 (TARGET_BUILTIN_RECIPROCAL): Use it.
6919 (ix86_vectorize_builtin_conversion): Rename from
6920 ix86_builtin_conversion.
6921 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6922 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6923 "i386 and x86_64 Options" section.
6924 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6926 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6927 Zdenek Dvorak <dvorakz@suse.cz>
6928 Richard Guenther <rguenther@suse.de>
6929 Kaz Kojima <kkojima@gcc.gnu.org>
6931 * tree-vrp.c (compare_values_warnv): Convert val2 to
6933 (extract_range_from_assert): Create
6934 POINTER_PLUS_EXPR for pointer types.
6935 (extract_range_from_binary_expr): Handle
6936 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6938 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6939 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6940 POINTER_PLUS_EXPR as PLUS_EXPR.
6941 (number_of_iterations_lt_to_ne):
6942 For pointer types, use sizetype when
6943 creating MINUS_EXPR/PLUS_EXPRs.
6944 (assert_loop_rolls_lt): For pointer types, use sizetype when
6945 creating MINUS_EXPR/PLUS_EXPRs.
6946 (number_of_iterations_le): Likewise.
6947 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6948 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6949 like PLUS_EXPR and MINUS_EXPR.
6950 * tree-pretty-print.c (dump_generic_node): Handle
6952 (op_prio): Likewise.
6953 (op_symbol_1): Likewise.
6954 * optabs.c (optab_for_tree_code): Likewise.
6955 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6957 * tree-tailcall.c (process_assignment): Mention
6958 POINTER_PLUS_EXPR in a TODO comment.
6959 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6960 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6961 not used with a pointer and an integer type.
6962 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6963 increment using chrec_convert_rhs instead of chrec_convert.
6964 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6965 PLUS_EXPR except for the right hand side's type will be
6967 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6968 (fold_used_pointer_cast): Kill.
6969 (pointer_offset_p): Kill.
6970 (fold_used_pointer): Kill.
6971 (pointer_used_p): Kill.
6972 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6973 call fold_used_pointer.
6974 (instantiate_parameters_1): Convert the increment
6975 using chrec_convert_rhs instead of chrec_convert.
6976 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6977 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6978 instead of PLUS_EXPR.
6979 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6980 PLUS_EXPR for pointers.
6981 (std_gimplify_va_arg_expr): Likewise.
6982 (fold_builtin_memory_op): Likewise.
6983 (fold_builtin_strstr): Likewise.
6984 (fold_builtin_strchr): Likewise.
6985 (fold_builtin_strrchr): Likewise.
6986 (fold_builtin_strpbrk): Likewise.
6987 (expand_builtin_memory_chk): Likewise.
6988 (fold_builtin_memory_chk): Likewise.
6989 (std_expand_builtin_va_start): Use
6990 sizetype for the call to make_tree and then convert
6991 to the pointer type.
6992 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6993 instead of PLUS_EXPR for adding to a pointer.
6994 (std_gimplify_va_arg_expr): Use fold_build2 for
6995 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6996 the operands to sizetype first and then cast the BIT_AND_EXPR
6997 back to the pointer type.
6998 * fold-const.c (build_range_check): Handle pointer types
7000 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7001 of PLUS_EXPR's. Make sure the offset is converted to
7003 (try_move_mult_to_index): Strip the NOPs from the offset.
7004 Remove code argument and replace all uses with PLUS_EXPR.
7005 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7006 specially. Don't use a pointer type for MINUS_EXPR.
7007 (fold_unary): Handle for (T1)(X op Y),
7008 only p+ as that is the only as that can be handled for
7009 binary operators now.
7010 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7012 <case PLUS_EXPR>: Add folding of PTR+INT into
7014 Don't call try_move_mult_to_index.
7015 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7016 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7017 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7018 Don't call try_move_mult_to_index.
7019 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7020 (tree_expr_nonzero_p): Likewise.
7021 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7022 of PLUS_EXPR for the complex expression folding.
7023 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7024 first chrec is a pointer type, then the second should
7025 be sizetype and not the first's type.
7026 For POINTER_PLUS_EXPR, use a different right hand side type.
7027 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7028 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7029 different right hand side type.
7030 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7031 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7032 instead of PLUS_EXPR.
7033 When either operand is zero, convert the other operand.
7034 (chrec_apply): Use chrec_convert_rhs
7035 on the argument x instead of chrec_convert.
7036 (reset_evolution_in_loop): For pointer types, the new_evol
7038 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7039 different right hand side type.
7040 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7041 (chrec_convert_rhs): New function.
7042 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7043 different right hand side type.
7044 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7045 * tree-chrec.h (chrec_convert_rhs): New prototype.
7046 (build_polynomial_chrec): For pointer types, the right hand
7047 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7048 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7049 Remove subtraction case as it is always addition now.
7050 Make sure the offset is converted to sizetype.
7051 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7052 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7053 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7054 PLUS_EXPR in pointer type.
7055 Handle POINTER_PLUS_EXPR.
7056 (tree_to_aff_combination): Likewise.
7057 (force_expr_to_var_cost): Likewise.
7058 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7059 instead of PLUS_EXPR for pointers.
7060 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7061 instead of PLUS_EXPR of pointer types.
7062 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7064 (check_va_list_escapes): Likewise.
7065 (check_all_va_list_escapes): Likewise.
7066 * dwarf2out.c (loc_descriptor_from_tree_1):
7067 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7068 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7069 (string_constant): Likewise.
7070 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7071 the offset to the base, use POINTER_PLUS_EXPR.
7072 (add_to_parts): Convert the index to sizetype.
7073 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7074 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7075 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7076 Offset only holds something for PLUS_EXPR.
7077 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7079 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7081 (analyze_accesses_for_modify_stmt): Likewise.
7082 Remove comment about the type being integral type as it is
7084 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7086 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7088 Correct the type which the artimentic is done in (is now
7091 * tree-data-ref.c (split_constant_offset): Handle
7093 * tree-affine.c (tree_to_aff_combination): Likewise.
7094 * c-typeck.c (build_unary_op): For pointers create the increment
7095 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7097 * gimplify.c (gimplify_self_mod_expr): Create a
7098 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7099 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7100 * tree.def (POINTER_PLUS_EXPR): New tree code.
7101 * tree-predcom.c (ref_at_iteration): If we have a pointer
7102 type do the multiplication in sizetype.
7103 * tree-mudflap.c (mf_xform_derefs_1): Create a
7104 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7105 * tree-ssa-forwprop.c
7106 (forward_propagate_addr_into_variable_array_index):
7107 Don't expect there to be a cast for the index as that
7108 does not exist anymore.
7109 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7110 instead of PLUS_EXPR.
7111 Don't check for the first operand of the POINTER_PLUS_EXPR
7112 was the index as it cannot be.
7113 Call forward_propagate_addr_into_variable_array_index with
7114 the SSA_NAME instead of the statement.
7115 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7116 (compare_constant): Likewise.
7117 (copy_constant): Likewise.
7118 (compute_reloc_for_constant): Likewise.
7119 (output_addressed_constants): Likewise.
7120 (initializer_constant_valid_p): Likewise.
7121 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7122 Convert the MIN/MAX of the inner type to the outer
7123 type before comparing them.
7124 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7125 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7126 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7127 of PLUS_EXPR for pointers.
7128 * tree-inline.c (estimate_num_insns_1): Handle
7130 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7131 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7132 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7133 instead of PLUS_EXPR for the pointer increment statement.
7134 (vect_update_ivs_after_vectorizer): For pointer types, create
7135 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7136 MULT_EXPR in sizetype.
7137 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7139 * tree-object-size.c (plus_expr_object_size): Handle
7140 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7141 code which is trying to figure out which side is a pointer and
7143 (check_for_plus_in_loops_1): Likewise.
7144 (check_for_plus_in_loops): Likewise.
7145 * c-common.c (pointer_int_sum): Create a
7146 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7147 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7148 only POINTER_PLUS_EXPR. Removing all the extra
7149 code which is trying to figure out which side is a pointer and
7151 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7152 PLUS_EXPR and MINUS_EXPR.
7153 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7155 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7156 with make_tree, instead of a pointer type.
7157 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7158 for pointers instead of PLUS_EXPR.
7159 (s390_gimplify_va_arg): Likewise.
7160 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7161 instead of PLUS_EXPR when doing addition on pointer
7162 types. Use sizetype for the second operand.
7163 (spu_gimplify_va_arg_expr): Likewise.
7164 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7165 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7166 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7167 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7168 for the pointer addition and also use size_int/sizetype
7170 (ix86_gimplify_va_arg): Likewise.
7171 Perform BIT_AND_EXPR on sizetype arguments.
7172 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7173 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7174 for the pointer additions and also use size_int for the offsets.
7175 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7176 additions and also use size_int for the offsets. Perform
7177 BIT_AND_EXPR on sizetype arguments.
7178 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7179 POINTER_PLUS_EXPR for pointers and create the
7180 BIT_AND_EXPR in sizetype.
7181 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7182 instead of PLUS_EXPR for pointer addition.
7183 (rs6000_va_start): Likewise.
7184 Also use sizetype for the offset.
7185 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7186 as PLUS_EXPR/MINUS_EXPR.
7187 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7188 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7189 Don't use BIT_AND_EXPR on a pointer type, convert the
7190 expression to sizetype first.
7191 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7193 (mips_gimplify_va_arg_expr): Likewise.
7194 Don't create BIT_AND_EXPR in a pointer type.
7196 2007-06-15 Eric Christopher <echristo@apple.com>
7198 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7199 (x86_64-*-darwin*): Ditto.
7200 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7203 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7205 * doc/extend.texi: Document behavior of __attribute__((aligned))
7208 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7210 * rtlanal.c (note_stores): Improve documentation.
7212 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7214 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7215 LOCAL_LABEL_PREFIX): Delete.
7216 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7217 (bfin_internal_label): Delete.
7219 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7221 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7222 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7223 otherwise define to LIBGCC2_TF_CEXT.
7224 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7225 (LIBGCC_TF_CEXT): Ditto.
7228 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7230 PR rtl-optimization/32339
7231 * df-scan.c (df_uses_record): Don't modify flags but just add to
7232 it for df_ref_record.
7234 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7236 * tree-mudflap.c: Fix whitespace issues.
7238 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7240 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7242 2007-06-14 Eric Christopher <echristo@apple.com>
7244 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7245 (movv4sf): Use gcc_unreachable instead of abort.
7247 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/sfp-machine.h (CMPtype): New define.
7251 (mach stubs): Use CMPtype instead of int as a return type.
7253 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7255 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7256 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7257 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7258 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7259 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7260 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7261 config/soft-fp/soft-fp.h: Update from glibc CVS.
7263 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7265 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7267 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7270 * config/v850/v850.c: Include dataflow header file.
7271 (substitute_ep_register): Fix typo.
7273 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7275 * configure.ac: Fix earlier checkin.
7276 * configure: Regenerated.
7278 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7280 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7281 * aclocal.m4: Regenerate.
7282 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7283 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7284 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7285 * configure: Regenerate.
7286 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7288 * Makefile.in (quickstrap): Build libgcc too.
7290 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7292 * configure.ac: Add --enable-checking=df. Explicitly mention that
7293 the variables are initialized as for "release".
7294 * df-core.c: Use it.
7295 * configure: Regenerate.
7296 * config.in: Regenerate.
7298 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7300 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7301 validate_replace_rtx instead of replace_rtx.
7302 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7304 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7306 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7307 (DWARF2_UNWIND_INFO): Override default if configured with
7309 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7310 (ENDFILE_SPEC): Add crtend.o.
7311 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7312 (ENDFILE_SPEC): Add crtend.o.
7313 (TARGET_USE_JCR_SECTION): Define.
7314 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7316 * config/i386/cygming-crtbegin.c: New file.
7317 * config/i386/cygming-crtend.c: New file.
7319 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7321 * config/i386/w32-unwind.h: New file.
7323 2007-06-13 Eric Christopher <echristo@apple.com>
7325 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7326 the user set a value below STACK_BOUNDARY.
7328 2007-06-13 Thiemo Seufer <ths@networkno.de>
7330 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7331 imply -lpthread for -pthread.
7333 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7335 * basic-block.h: Remove the prototype for
7336 free_basic_block_vars.
7337 * cfglayout.h: Remove the prototype for
7338 insn_locators_initialize.
7339 * tree.h: Remove the prototype for emit_line_note.
7341 * tree-ssa-pre.c (mergephitemp): Remove.
7342 (init_pre): Don't use mergephitemp.
7344 2007-06-13 Eric Christopher <echristo@apple.com>
7346 * config/i386/i386.c (override_options): If we've specified
7347 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7349 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7351 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7354 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7356 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7357 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7358 (eh_store_handler): New pattern.
7359 (eh_return): Emit it instead of a plain move.
7361 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7363 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7364 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7365 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7368 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7370 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7371 (find_next_insn_start, find_load): New functions.
7372 (bfin_reorg): Use them to deal with the fact that parallel insns are
7373 no longer represented as a SEQUENCE.
7375 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7377 * config/sparc/sparc.c (sparc_override_options): Initialize
7380 2007-06-13 Dave Korn <dave.korn@artimi.com>
7382 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7385 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7387 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7388 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7389 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7390 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7391 tree-vect-transform.c: Fix comment typos. Follow spelling
7394 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7396 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7397 to the exit block use set.
7398 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7399 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7400 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7402 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7404 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7405 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7406 to indicate an error.
7407 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7409 (dbg_cnt_process_opt): Print an error on a bad argument.
7410 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7411 * common.opt (-fdbg-cnt-list): New.
7412 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7414 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7416 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7417 flag on ref-all pointers.
7419 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7422 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7423 for the offset with the modifier as EXPAND_INITIALIZER
7424 if the modifier is EXPAND_INITIALIZER.
7425 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7426 a register if we had an overflow.
7428 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7430 * real.c (real_isfinite): New.
7431 (real_sqrt): Use it.
7432 * real.h (real_isfinite): New.
7433 * builtins.c: Use it.
7435 2007-06-12 Ian Lance Taylor <iant@google.com>
7436 Daniel Berlin <dberlin@dberlin.org>
7439 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7440 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7441 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7442 (DECL_NO_TBAA_P): Define.
7443 (struct tree_decl_common): Add no_tbaa_flag field.
7444 * tree-ssa-structalias.c (struct variable_info): Add
7445 no_tbaa_pruning field.
7446 (new_var_info): Initialize no_tbaa_pruning field.
7447 (unify_nodes): Copy no_tbaa_pruning field.
7448 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7449 (dump_solution_for_var): Print no_tbaa_pruning flag.
7450 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7452 (compute_tbaa_pruning): New static function.
7453 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7454 Call compute_tbaa_pruning.
7455 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7456 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7457 * gimple-low.c (lower_stmt): Likewise.
7458 * tree-gimple.c (is_gimple_stmt): Likewise.
7459 * tree-ssa-operands.c (get_expr_operands): Likewise.
7460 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7461 * tree-inline.c (estimate_num_insns_1): Likewise.
7462 (copy_result_decl_to_var): Likewise.
7463 * expr.c (expand_expr_real_1): Likewise.
7464 * tree-pretty-print.c (dump_generic_node): Likewise.
7465 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7466 * omp-low.c (omp_copy_decl_2): Likewise.
7467 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7468 * doc/c-tree.texi (Expression trees): Document
7469 CHANGE_DYNAMIC_TYPE_EXPR.
7471 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7473 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7474 with !HONOR_NANS and !HONOR_INFINITIES.
7475 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7477 2007-06-12 Tristan Gingold <gingold@adacore.com>
7479 * gcov.c: Comments updated.
7480 (source_info): Add file_time field.
7481 (source_index): New variable.
7482 (mutiple_files): New variable.
7483 (generate_results): New function extracted from process_file.
7484 (process_file): Save and restore chain of functions, generate
7485 results and free structures only if not merging results.
7486 (release_structures): File names are now freed in create_file_names
7487 (create_file_names): Free previous file names.
7488 (find_source): File date is now read here and modifications in
7489 source files is checked here.
7490 (read_graph_file): Only reverse order of functions for the current
7492 (make_gcov_file_name): Do not generate long names if input_name is
7494 (output_lines): If merging results do not display graph, data and
7496 Checking source file modification is done in find_source.
7498 * doc/gcov.texi: Append an s to sourcefile.
7500 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7502 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7503 (forced_nop): New pattern.
7504 * config/bfin/bfin.c: Include "df.h".
7505 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7506 (bfin_discover_loop): Use df_get_live_in instead of
7507 global_live_at_start.
7508 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7509 df_analyze when done.
7510 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7511 the insns. Use QImode for the final insn in a bundle. Call
7512 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7514 (reorder_var_tracking_notes): New function.
7515 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7516 update_life_info. Call df_analyze after scheduling and bundle
7517 generation. Call reorder_var_tracking_notes if generating these
7518 notes. Call df_finish_pass at the end.
7520 2007-06-12 Dirk Mueller <dmueller@suse.de>
7522 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7523 a comparison, not an assignment.
7525 2007-06-12 Olivier Hainque <hainque@adacore.com>
7527 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7528 Request walking the subtrees only, leaving the current is_lhs/val_only
7530 (convert_non_local_reference): Likewise.
7532 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7534 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7536 2007-06-12 Richard Guenther <rguenther@suse.de>
7538 PR tree-optimization/15353
7539 PR tree-optimization/31657
7540 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7541 * timevar.def: Add TV_TREE_IFCOMBINE.
7542 * tree-pass.h (pass_tree_ifcombine): Declare.
7543 * tree-ssa-ifcombine.c: New file.
7544 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7545 * tree-flow.h (blocks_in_phiopt_order): Declare.
7546 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7547 (tree-ssa-ifcombine.o): New dependencies.
7549 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7551 PR rtl-optimization/32293
7552 * combine.c (simplify_if_then_else): Truncate return from
7553 nonzero_bits() to correct mode.
7555 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7557 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7558 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7560 2007-06-11 Diego Novillo <dnovillo@google.com>
7562 * Makefile.in (reload1.o-warn): Remove.
7564 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7566 * combine.c (subst): Use reg_overlap_mentioned_p
7567 instead of comparing register numbers directly.
7569 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7571 * reload1.c (mark_home_live_1): Use the mode parameter.
7573 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7575 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7576 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7580 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7582 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7584 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7586 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7587 from integer registers.
7588 (FP mode splitters): Handle TFmode.
7590 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7592 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7593 for ref-all pointers that point-to anything.
7595 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7597 * config/arm/arm.c (arm_output_dwarf_dtprel,
7598 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7600 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7602 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7603 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7606 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7608 * tree.c (signed_or_unsigned_type_for): New.
7609 (unsigned_type_for): Use signed_or_unsigned_type_for.
7610 (signed_type_for): Use signed_or_unsigned_type_for.
7611 * tree.h (signed_or_unsigned_type_for): New.
7612 (get_signed_or_unsigned_type): Remove.
7613 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7614 lang_hooks.types.signed_type
7615 (size_diffop): Likewise.
7616 (all_ones_mask_p): Likewise.
7617 (build_range_check): Likewise.
7618 (fold_cond_expr_with_comparison): Likewise.
7619 (fold_cond_expr_with_comparison): Likewise.
7620 (unextend): Likewise.
7621 (extract_muldiv_1): Likewise.
7622 (fold_single_bit_test_into_sign_test): Likewise.
7623 (fold_binary): Likewise.
7624 (fold_ternary): Likewise.
7625 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7626 instead of get_signed_or_unsigned_type.
7627 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7628 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7629 * expr.c (signed_or_unsigned_type_for): Use
7630 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7631 * langhooks.c (get_signed_or_unsigned_type): Remove.
7632 (lhd_signed_or_unsigned_type): Remove.
7633 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7634 signed_or_unsigned_type.
7635 (lhd_signed_or_unsigned_type): Remove.
7636 * expmed.c (make_tree): Use signed_type_for instead of
7637 lang_hooks.types.signed_type.
7638 * c-common.c (same_scalar_type_ignoring_signedness): Use
7639 c_common_signed_type instead of lang_hooks.types.signed_type.
7640 (c_common_unsigned_type): New.
7641 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7642 (shorten_compare): Use c_common_unsigned_type instead of
7643 c_common_signed_or_unsigned_type.
7644 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7646 * convert.c (convert_to_integer): Use signed_type_for instead of
7647 lang_hooks.types.signed_type.
7648 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7649 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7650 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7651 * c-format.c (check_format_types): Use c_common_unsigned_type
7652 instead of unsigned_type_for.
7653 * c-decl.c (groakdeclarator): Likewise.
7654 * c-typeck.c (convert_for_assignment): Likewise.
7655 * c-common.h (c_common_unsigned_type): New.
7657 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7660 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7661 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7663 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7666 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7667 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7669 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7670 Sebastian Pop <sebpop@gmail.com>
7672 * lambda-code.c (remove_iv): New.
7673 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7675 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7677 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7678 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7679 * tree-ssa-loop-prefetch.c: Include optabs.h.
7680 (FENCE_FOLLOWING_MOVNT): New macro.
7681 (struct mem_ref): Add independent_p and storent_p fields.
7682 (record_ref): Initalize the new fields.
7683 (gather_memory_references_ref): Return true if the reference
7685 (gather_memory_references): Check whether all memory accesses
7686 in loop were recorded.
7687 (should_issue_prefetch_p): Return false for nontemporal stores.
7688 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7689 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7690 (determine_loop_nest_reuse): Detect independent memory references.
7691 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7692 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7693 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7694 * config/i386/i386.h (x86_mfence): Declare.
7695 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7696 * config/i386/i386.c (x86_mfence): New variable.
7697 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7699 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7700 * optabs.c (init_optabs): Initialize storent_optab.
7701 * optabs.h (enum optab_index): Add OTI_storent.
7702 (storent_optab): Declare.
7703 * genopinit.c (optabs): Add initialization for storent_optab.
7704 * tree.h (MOVE_NONTEMPORAL): New macro.
7705 * expr.c (expand_assignment, store_expr, store_constructor_field,
7706 store_constructor, store_field, expand_expr_real_1): Propagate
7707 nontemporality of the expanded store.
7708 (emit_storent_insn): New function.
7709 * expr.h (expand_assignment, store_expr): Declaration changed.
7710 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7711 to expand_assignment.
7712 * stmt.c (expand_asm_expr): Ditto.
7713 * calls.c (initialize_argument_information): Pass false as
7714 nontemporality to store_expr.
7715 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7718 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7720 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7722 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7724 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7726 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7727 and allow DECL_P here.
7729 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7731 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7732 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7733 track of the size of the expression.
7734 * cfghooks.c (merge_blocks): Remove block from loops structure only
7735 after call of the merge_blocks hook.
7737 2007-06-09 Tom Tromey <tromey@redhat.com>
7739 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7740 (deprecated_state): Removed.
7741 (start_decl): Update.
7742 (enum deprecated_states): Moved earlier.
7743 (groktypename): Update.
7744 (push_parm_decl): Likewise.
7745 (grokfield): Likewise.
7746 (start_function): Likewise.
7748 2007-06-09 Ian Lance Taylor <iant@google.com>
7750 PR tree-optimization/32169
7751 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7752 CONVERT_EXPR, check whether min and max both converted to an
7753 overflow infinity representation.
7755 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7757 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7758 not inserted on the edge.
7760 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7762 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7763 instructions if they are supported.
7764 (__divsi3, __umodsi3, __modsi3): Likewise.
7765 (__ashldi3, __ashrdi3, __lshrdi3): New.
7766 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7768 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7769 Tony Linthicum <tony.linthicum@amd.com>
7771 * doc/invoke.texi: Add fvect-cost-model flag.
7772 * common.opt (fvect-cost-model): New flag.
7773 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7774 cost fields in stmt_vec_info struct for STMT.
7775 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7776 fields in stmt_vec_info struct and access functions for the same.
7777 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7778 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7779 load, store and vector to scalar operation.
7780 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7781 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7782 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7783 (TARG_VEC_STORE_COST): Define cost of vector store.
7784 (vect_estimate_min_profitable_iters): Define new function.
7785 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7786 check to evaluate if loop iterations are less than minimum profitable
7787 iterations determined by cost model or minimum vect loop bound defined
7788 by user, whichever is more conservative.
7789 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7790 run-time check to evaluate if loop iterations are less than minimum
7791 profitable iterations determined by cost model or minimum vect loop
7792 bound defined by user, whichever is more conservative.
7793 (vect_estimate_min_profitable_iterations): New function to estimate
7794 mimimimum iterartions required for vector version of loop to be
7795 profitable over scalar version.
7796 (vect_model_reduction_cost): New function.
7797 (vect_model_induction_cost): New function.
7798 (vect_model_simple_cost): New function.
7799 (vect_cost_strided_group_size): New function.
7800 (vect_model_store_cost): New function.
7801 (vect_model_load_cost): New function.
7802 (vectorizable_reduction): Call vect_model_reduction_cost during
7804 (vectorizable_induction): Call vect_model_induction_cost during
7806 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7807 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7808 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7809 vectorizable_promotion, vectorizable_demotion): Call
7810 vect_model_simple_cost during analysis phase.
7812 2007-06-08 Simon Baldwin <simonb@google.com>
7814 * reg-stack.c (get_true_reg): Readability change. Moved default case
7815 label into direct switch statement scope.
7817 2007-06-08 Simon Baldwin <simonb@google.com>
7819 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7820 in gcc_assert() with '==' comparison.
7822 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7824 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7825 TARGET_ABM handling of x86_popcnt variable.
7827 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7829 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7830 __builtin_copysignq and __builtin_infq built-in functions.
7832 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7834 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7835 SSE4.2 section. Correct built-in function names in SSE4A section.
7837 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7839 PR tree-optimization/32243
7840 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7841 for ncopies after ratio check between nunits_out and nunits_in.
7842 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7844 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7846 PR tree-optimization/32224
7847 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7848 vectorization upon a non GIMPLE_MODIFY_STMT.
7850 2007-06-08 Christian Bruel <christian.bruel@st.com>
7853 * config/sh/sh.md (doloop_end): New pattern and splitter.
7854 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7856 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7859 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7861 (verify_dominators): Do not change dominance tree.
7863 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7865 * config/sh/constraints.md: New file.
7866 * config/sh/sh.c: Include tm-constrs.h.
7867 (reg_class_from_letter): Remove.
7868 (prepare_cbranch_operands): Use satisfies_constraint_*
7869 function instead of macro.
7870 (andcosts, broken_move, sh_secondary_reload): Likewise.
7871 * config/sh/predicates.md (trapping_target_operand): Likewise.
7872 (and_operand, arith_operand, arith_reg_or_0_operand,
7873 cmp_operand, logical_operand, target_operand,
7874 ua_address_operand, ua_offset, xor_operand): Likewise.
7875 * config/sh/sh.md: Include constraints.md.
7876 (*movsicc_t_false): Use satisfies_constraint_* function
7878 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7879 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7880 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7881 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7882 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7883 (REG_CLASS_FROM_CONSTRAINT): Remove.
7884 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7885 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7886 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7887 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7888 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7889 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7890 function instead of macro.
7891 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7892 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7893 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7894 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7895 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7896 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7897 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7898 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7899 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7900 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7901 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7902 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7903 EXTRA_CONSTRAINT_STR): Likewise.
7904 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7906 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7908 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7910 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7913 * c-common.h (flag_cpp0x): Replaced by...
7914 (cxx_dialect): ... this new variable specifying the C++ dialect that
7916 * c-common.c (flag_cpp0x): Removed.
7917 (cxx_dialect): Defined.
7918 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7920 * c-opts.c (c_common_post_options): Likewise.
7921 (set_std_cxx98): Set cxx_dialect to cxx98.
7922 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7924 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7925 Hui-May Chang <hm.chang@apple.com>
7927 * doc/invoke.texi (Darwin Options): Update documentation for
7928 -mmacosx-version-min.
7929 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7930 * config/darwin-driver.c: New file.
7931 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7932 * config/t-darwin (darwin-driver.o): New rule.
7934 * config/darwin-c.c (version_as_macro): Ignore low digit.
7936 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7938 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7939 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7940 (CSGNMODE): New mode macro.
7941 (CSGNVMODE): New mode attribute.
7942 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7943 expander using CSGNMODE mode macro. Handle TFmode.
7944 (copysign<mode>3_const): Rename from copysignsf3_const and
7945 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7947 (copysign<mode>3_var): Rename from copysignsf3_var and
7948 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7950 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7951 mode macro. Handle TFmode.
7952 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7953 (iortf3, *iortf3): Ditto.
7954 (xortf3, *xortf3): Ditto.
7955 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7956 TFmode and TImode masks.
7957 (ix86_expand_copysign): Expand TFmode copysign insn.
7958 (IX86_BUILTIN_INFQ): New.
7959 (IX86_BUILTIN_FABSQ): Ditto.
7960 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7961 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7962 [__builtin_fabsq]: Ditto.
7963 [__builtin_copysignq]: Ditto.
7964 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7965 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7966 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7967 ix86_expand_binop_builtin().
7969 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7971 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7973 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7976 * rtl.h (push_to_sequence2): New.
7977 * emit-rtl.c (push_to_sequence2): New.
7978 * function.c (assign_parm_data_all): Add new fields.
7979 (assign_parm_setup_block): Call push_to_sequence2 instead of
7981 (assign_parm_setup_reg): Ditto.
7982 (assign_parm_setup_stack): Ditto.
7983 (assign_parms_unsplit_complex): Ditto.
7984 (assign_parms): Change field name.
7986 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7988 PR tree-optimization/32220
7989 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7990 phi node is reached before defining statement.
7992 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7995 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7996 after changing the right hand side of the assignment.
7998 2007-06-06 Eric Christopher <echristo@apple.com>
8000 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8001 (x86_64-*-darwin*): Ditto.
8002 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8003 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8005 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8007 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8009 (add_key): Likewise.
8010 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8011 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8013 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8015 (add_cost_one_coalesce): Likewise.
8016 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8017 variable names. Rename orig to orig_name for consistency.
8018 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8020 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8022 (record_equivalences_from_stmt): Likewise.
8023 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8024 the coding conventions.
8025 (memory_ssa_name_same): Likewise.
8026 (dse_optimize_stmt): Likewise.
8027 (dse_record_phis): Likewise.
8028 (dse_finalize_block): Likewise.
8029 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8030 keywords as variable names.
8031 (may_move_till): Cast according to the coding conventions.
8032 (force_move_till_expr): Avoid using C++ keywords as variable names.
8033 (force_move_till): Cast according to the coding conventions.
8034 (memref_hash): Likewise.
8035 (memref_eq): Likewise.
8036 (gather_mem_refs_stmt): Likewise.
8037 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8038 using C++ keywords as variable names.
8039 (idx_find_step): Cast according to the coding conventions.
8040 (idx_record_use): Likewise.
8041 (find_depends): Likewise.
8042 (prepare_decl_rtl): Likewise.
8043 (mbc_entry_hash): Likewise.
8044 (mbc_entry_eq): Likewise.
8045 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8046 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8047 (idx_infer_loop_bounds): Cast according to the coding conventions.
8048 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8049 * tree-ssa-math-opts.c (occ_new ): Likwise.
8050 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8052 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8054 (add_use_op): Likewise.
8055 (add_vop): Likewise.
8056 (add_vuse_op): Likewise.
8057 (add_vdef_op): Likewise.
8058 (get_expr_operands): Likewise.
8059 (push_stmt_changes): Use type safe memory macros.
8060 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8061 keywords as variable names.
8062 (conditional_replacement): Likewise.
8063 (minmax_replacement): Likewise.
8064 (abs_replacement): Likewise.
8065 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8067 (insert_fake_stores): Avoid using C++ keywords as variable names.
8068 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8070 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8071 (heapvar_insert): Use type safe memory macros.
8072 (new_var_info): Cast according to the coding conventions.
8073 (new_constraint): Likewise.
8074 (remove_preds_and_fake_succs): Use type safe memory macros.
8075 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8077 (thread_single_edge): Likewise.
8078 (thread_through_loop_header): Likewise.
8080 2007-06-06 Eric Christopher <echristo@apple.com>
8082 * config/i386/i386.c (override_options): Move handling
8083 of TARGET_SUBTARGET* earlier.
8085 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8087 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8090 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8092 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8093 emited outside of basic block.
8094 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8096 * rtl.h (delete_insn_chain): Declaration changed.
8097 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8099 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8100 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8101 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8102 to delete_insn_chain.
8103 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8104 do not have bb field set.
8105 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8107 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8108 * cfgcleanup.c (try_optimize_cfg): Ditto.
8110 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8112 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8113 (lambda_body_vector_new): Use type safe memory macros.
8114 (lambda_linear_expression_new): Likewise.
8115 (lambda_loopnest_new): Likewise.
8116 (lambda_lattice_new): Likewise.
8117 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8118 conventions. Use type safe memory macros.
8119 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8120 (lambda_body_vector_s): Likewise.
8121 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8122 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8124 2007-06-06 Richard Guenther <rguenther@suse.de>
8126 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8127 if we need to schedule cfg_cleanup.
8128 (tree_ssa_forward_propagate_single_use_vars): Do so.
8130 2007-06-06 Ian Lance Taylor <iant@google.com>
8132 * fold-const.c (merge_ranges): If range_successor or
8133 range_predecessor fail, just return 0.
8135 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8137 PR tree-optimization/32216
8138 * tree-vectorizer.c (supportable_widening_operation): Determine
8139 signedness of FIX_TRUNC_EXPR from output operand.
8140 (supportable_narrowing_operation): Ditto.
8141 * tree-vect-generic.c (expand_vector_operations_1): Determine
8142 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8145 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8147 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8148 (struct pta): ...from here. Change flags to unsigned to avoid
8149 excessive casting (as it is used as a bit mask).
8150 (override_options): Add casts according to the coding convenventions.
8151 (x86_64_elf_unique_section): Likewise.
8152 (examine_argument): Avoid using C++ keywords as variable names.
8153 (construct_container): Likewise.
8154 (legitimize_pic_address): Likewise.
8155 (get_dllimport_decl): Cast according to the coding conventions. Use
8156 type safe memory macros.
8157 (legitimize_address): Cast according to the coding conventions.
8158 (emit_i387_cw_initialization): Corrected the type of slot to enum
8160 (ix86_init_machine_status): Use type safe memory macros.
8161 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8162 (bdesc_pcmpistr): Likewise.
8163 (bdesc_crc32): Likewise.
8164 (bdesc_sse_3arg): Likewise.
8165 (bdesc_2arg): Likewise.
8166 (bdesc_1arg): Likewise.
8167 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8168 (ix86_expand_sse_pcmpistr): Likewise.
8169 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8170 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8171 int to match the langhook definition.
8172 (ix86_builtin_conversion): Change the type of code to unsigned init to
8173 match the langhook definition.
8174 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8176 (ix86_preferred_output_reload_class): Likewise.
8177 (ix86_cannot_change_mode_class): Likewise.
8178 (ix86_memory_move_cost): Likewise.
8179 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8180 avoid excessive casting later on.
8181 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8183 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8185 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8186 as flags setting insn.
8187 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8189 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8191 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8192 (UNSPEC_ROUND): New.
8193 ("sse4_1_round<mode>2"): New insn pattern.
8194 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8196 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8197 expander using SSEMODEF mode macro. Expand using
8198 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8199 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8200 expander using SSEMODEF mode macro. Expand using
8201 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8202 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8203 expander using SSEMODEF mode macro. Expand using
8204 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8205 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8206 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8207 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8210 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8211 Sebastian Pop <sebpop@gmail.com>
8213 * lambda.h (build_linear_expr): New.
8214 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8215 Use build_linear_expr, call fold and force_gimple_operand.
8216 (lambda_loopnest_to_gcc_loopnest): Check that there is
8217 something to insert.
8218 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8220 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8222 PR preprocessor/23479
8223 * doc/extend.texi: Document the 0b-prefixed binary integer
8226 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8228 PR tree-optimization/32215
8229 * tree-vectorizer.c (supportable_widening_operation): Return false
8230 for unsupported FIX_TRUNC_EXPR tree code.
8231 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8233 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8235 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8236 register on SPE targets. Change documentation to reflect
8238 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8239 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8240 out of the register allocation pool.
8241 (rs6000_reg_live_or_pic_offset_p): New function.
8242 (rs6000_emit_prologue): Move the actual saving of LR up to free
8243 r0 for holding r11. Split saving of SPE 64-bit registers into
8244 its own case. Ensure that offsets will always be in-range for
8245 'evstdd' by using r11 as a scratch register to point at the start
8246 of the SPE save area. Save r11 if necessary, as it is the static
8248 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8249 into its own case. Ensure that offsets will always be in-range
8250 for 'evldd' by using r11 as a scratch register to point at the
8251 start of the SPE save area. Also adjust r11 when restoring
8252 the stack pointer to compensate for pre-loading r11.
8254 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8256 * cfg.c (init_flow): Use type safe memory macros.
8257 (alloc_block): Likewise.
8258 (unchecked_make_edge): Likewise.
8259 (dump_flow_info): Avoid using C++ keywords as variable names.
8260 (copy_original_table_clear): Cast according to the coding conventions.
8261 (copy_original_table_set): Likewise.
8262 * cfgexpand (label_rtx_for_bb): Likewise.
8263 (expand_gimple_basic_block): Likewise.
8264 * cfghooks.c (dump_bb): Likewise.
8265 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8267 (lv_add_condition_to_bb): Likewise.
8268 * cfglayout (relink_block_chain): Cast according to the coding
8270 (fixup_reorder_chain): Likewise.
8271 (fixup_fallthru_exit_predecessor): Likewise.
8272 * cfgloop.c (glb_enum_p): Likewise.
8273 (get_exit_description): Likewise.
8274 (dump_recorded_exit): Likewise.
8275 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8276 (struct loop): ... from here.
8277 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8279 * cfgrtl.c (rtl_create_basic_block): Likewise.
8280 (rtl_split_block): Likewise.
8281 (rtl_dump_bb): Likewise.
8282 (cfg_layout_split_block): Likewise.
8283 (init_rtl_bb_info): Use typesafe memory macros.
8285 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8286 * graphds.h: Updated all usages of edge to graph_edge.
8287 * graphds.c: Likewise.
8288 * cfgloopanal.c: Likewise.
8290 2007-06-05 Ian Lance Taylor <iant@google.com>
8292 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8293 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8294 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8296 (test_for_singularity): Likewise.
8298 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8300 * config/i386/constraints.md ("Y2"): Replaced by ...
8302 * config/i386/i386.md: Likewise.
8303 * config/i386/mmx.md: Likewise.
8304 * config/i386/sse.md: Likewise.
8306 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8308 * config/i386/constraints.md ("z"): Replaced by ...
8310 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8311 (sse4_1_blendvps): Likewise.
8312 (sse4_1_pblendvb): Likewise.
8313 (sse4_2_pcmpestr): Likewise.
8314 (sse4_2_pcmpestrm): Likewise.
8315 (sse4_2_pcmpestr_cconly): Likewise.
8316 (sse4_2_pcmpistr): Likewise.
8317 (sse4_2_pcmpistrm): Likewise.
8318 (sse4_2_pcmpistr_cconly): Likewise.
8320 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8322 * matrix-reorg.c (transform_access_sites): Fix computation.
8323 (transform_allocation_sites): Same.
8325 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8327 * config/i386/i386.c (override_options): Use
8328 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8330 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8332 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8333 (nonimm_not_xmm0_operand): Ditto.
8334 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8335 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8336 as operand[2] predicate. Require "z" class XMM register for
8337 operand[3]. Adjust asm template.
8338 ("sse4_1_blendvpd"): Ditto.
8339 ("sse4_1_pblendvb"): Ditto.
8340 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8341 force op2 into xmm0 register for variable blend instructions.
8343 2007-06-04 Tom Tromey <tromey@redhat.com>
8345 * c-tree.h (start_enum): Update.
8346 (build_enumerator): Likewise.
8347 * c-decl.c (enum_next_value): Removed.
8348 (enum_overflow): Likewise.
8349 (start_enum): Add c_enum_contents argument. Don't use globals.
8350 (build_enumerator): Likewise.
8351 * c-tree.h (struct c_enum_contents): New struct.
8353 2007-06-04 Tom Tromey <tromey@redhat.com>
8355 * c-common.c (c_common_get_alias_set): Fix indentation.
8357 2007-06-04 Ian Lance Taylor <iant@google.com>
8359 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8360 to overflow, reduce overflow infinity to regular infinity.
8361 (vrp_var_may_overflow): New static function.
8362 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8364 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8366 * stor-layout.c (layout_type): Remove duplicate code.
8368 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8371 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8372 before build_common_builtin_nodes ().
8374 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8377 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8379 2007-06-04 Jan Hubicka <jh@suse.cz>
8381 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8382 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8383 instead of _stat version.
8385 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8387 PR tree-optimization/32194
8388 * tree-predcom.c (determine_offset): Check that both references have
8391 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8393 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8394 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8395 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8396 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8397 Add argument to iterate_fix_dominators call.
8398 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8399 * gcse.c (hoist_code): Change domby to vector.
8400 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8401 Add argument to iterate_fix_dominators call.
8402 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8403 recompute_dominator.
8404 * lambda-code.c (perfect_nestify): Ditto.
8405 * cfgloopanal.c: Include graphds.h.
8406 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8407 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8408 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8410 * graphds.c: New file.
8411 * graphds.h: New file.
8412 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8413 (get_dominated_by, get_dominated_by_region): Change return type to
8415 (verify_dominators): Recompute all dominators and compare the results.
8416 (recount_dominator): Renamed to ...
8417 (recompute_dominator): ... this. Do not check that the block is
8419 (iterate_fix_dominators): Reimplemented.
8420 (prune_bbs_to_update_dominators, root_of_dom_tree,
8421 determine_dominators_for_sons): New functions.
8422 * et-forest.c (et_root): New function.
8423 * et-forest.h (et_root): Declare.
8424 * Makefile.in (graphds.o): Add.
8425 (cfgloopanal.o): Add graphds.h dependency.
8426 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8427 * basic-block.h (get_dominated_by, get_dominated_by_region,
8428 iterate_fix_dominators): Declaration changed.
8429 (recount_dominator): Renamed to ...
8430 (recompute_dominator): ... this.
8431 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8432 (thread_through_all_blocks): Do not free dominance info.
8434 2007-06-03 Andreas Schwab <schwab@suse.de>
8436 * config/m68k/m68k.c (override_options): Don't override
8438 * config/m68k/m68k-modes.def (SF, DF): Define to use
8439 motorola_single_format and motorola_double_format, resp.
8440 * real.c (motorola_single_format): Renamed from
8441 coldfire_single_format.
8442 (motorola_double_format): Renamed from coldfire_double_format.
8443 (encode_ieee_extended): Generate a proper canonical NaN image
8444 respecting canonical_nan_lsbs_set.
8445 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8447 * real.h: Adjust declarations.
8449 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8452 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8453 the symbol is generated with the stack protector.
8455 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8457 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8458 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8460 * doc/extend.texi (interrupt): Mention m68k.
8462 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8464 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8465 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8466 (ix86_expand_sse_pcmpestr): Do not check operands for
8467 "register_operand", when insn operand predicate is "register_operand".
8468 (ix86_expand_sse_pcmpistr): Ditto.
8470 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8471 Uros Bizjak <ubizjak@gmail.com>
8473 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8474 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8475 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8476 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8477 * config/i386/constraints.md ("z"): New register constraint
8478 for members of SSE_FIRST_REG class.
8479 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8480 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8481 SSE_FIRST_REG class.
8482 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8483 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8484 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8485 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8486 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8487 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8488 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8489 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8490 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8491 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8492 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8493 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8494 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8495 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8496 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8497 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8498 (struct builtin_description): Change "flag" field to unsigned.
8499 (bdesc_pcmpestr): New builtin description table.
8500 (bdesc_pcmpistr): Likewise.
8501 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8502 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8503 Initialize pcmp[ei]str[im] insns for SSE4.2.
8504 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8505 (ix86_expand_sse_pcmpistr): Likewise.
8506 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8507 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8508 (UNSPEC_PCMPISTR): Likewise.
8509 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8510 (sse4_2_pcmpestri):New isns pattern.
8511 (sse4_2_pcmpestrm): Likewise.
8512 (sse4_2_pcmpestr_cconly): Likewise.
8513 (sse4_2_pcmpistr): New insn patern and splitter.
8514 (sse4_2_pcmpistri):New isns pattern.
8515 (sse4_2_pcmpistrm): Likewise.
8516 (sse4_2_pcmpistr_cconly): Likewise.
8517 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8520 2007-06-01 David Daney <ddaney@avtrex.com>
8522 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8523 LOADGP_ABSOLUTE and not binds_local_p.
8525 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8527 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8529 2007-06-01 Ian Lance Taylor <iant@google.com>
8531 * tree-vrp.c (compare_name_with_value): Always set
8532 used_strict_overflow if we get a result from the variable itself.
8534 2007-06-01 Ian Lance Taylor <iant@google.com>
8536 PR rtl-optimization/31455
8537 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8538 subregs which have a cast between modes which are not tieable.
8540 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8542 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8543 breaks after return statements.
8545 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8547 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8548 only after no_new_pseudos.
8550 2007-05-31 Eric Christopher <echristo@apple.com>
8552 * expr.c (convert_move): Assert that we don't have a BLKmode
8554 (store_expr): Handle BLKmode moves by calling emit_block_move.
8556 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8558 * c-typeck.c (build_indirect_ref): Include type in error message.
8559 (build_binary_op): Pass types to binary_op_error.
8560 * c-common.c (binary_op_error): Take two type arguments, print out
8562 * c-common.h (binary_op_error): Update prototype.
8564 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8566 * config/i386/i386.c: Correct coments on -mno-sse4.
8568 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8570 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8571 (x86_64-*-*): Likewise.
8572 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8573 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8574 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8575 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8576 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8577 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8578 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8579 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8580 (OPTION_MASK_ISA_SSE4): Likewise.
8581 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8582 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8583 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8584 (override_options): Support SSE4.2.
8585 (ix86_build_const_vector): Support SImode and DImode.
8586 (ix86_build_signbit_mask): Likewise.
8587 (ix86_expand_int_vcond): Support V2DImode.
8588 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8589 (IX86_BUILTIN_CRC32HI): Likewise.
8590 (IX86_BUILTIN_CRC32SI): Likewise.
8591 (IX86_BUILTIN_CRC32DI): Likewise.
8592 (IX86_BUILTIN_PCMPGTQ): Likewise.
8593 (bdesc_crc32): Likewise.
8594 (bdesc_sse_3arg): Likewise.
8595 (ix86_expand_crc32): Likewise.
8596 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8597 (ix86_expand_builtin): Likewise.
8598 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8599 __SSE4_2__ for -msse4.2.
8600 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8601 (CRC32MODE): Likewise.
8602 (crc32modesuffix): Likewise.
8603 (crc32modeconstraint): Likewise.
8604 (sse4_2_crc32<mode>): Likewise.
8605 (sse4_2_crc32di): Likewise.
8606 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8608 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8609 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8610 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8611 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8612 (vcondu<mode>): Likewise.
8613 * doc/extend.texi: Document SSE4.2 built-in functions.
8614 * doc/invoke.texi: Document -msse4.2/-msse4.
8616 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8618 PR tree-optimization/32160
8619 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8620 variable as gimple reg.
8621 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8623 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8625 * gcc.c (main): Don't consider linker options when issuing the
8626 warning about a linker input file not being used.
8628 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8630 * tree-vrp.c (compare_names): Initialize sop.
8632 2007-05-30 Dirk Mueller <dmueller@suse.de>
8634 * cgraphunit.c (cgraph_analyze_function): Remove
8635 computation of inline parameters.
8637 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8639 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8641 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8643 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8644 Add vx-common.h. Include vxworks.h between vx-common.h and
8646 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8648 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8649 (TARGET_ASM_DESTRUCTOR): Likewise.
8650 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8651 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8652 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8653 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8654 (VXWORKS_ENDIAN_SPEC): Define.
8655 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8656 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8657 VXWORKS_* equivalents.
8658 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8659 (ASM_FILE_START): Delete.
8660 (TARGET_VERSION): Reformat.
8661 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8662 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8663 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8664 (FPBIT, DPBIT): Define.
8665 (fp-bit.c, dp-bit.c): New rules.
8666 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8667 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8668 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8669 * config/arm/arm.h: Include vxworks-dummy.h.
8670 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8671 Mark with ATTRIBUTE_UNUSED.
8672 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8673 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8674 make it incompatible with -msingle-pic-base.
8675 (arm_function_ok_for_sibcall): Return false for calls that might
8676 go through a VxWorks PIC PLT entry.
8677 (require_pic_register): New function, split out from...
8678 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8680 (arm_load_pic_register): Handle the VxWorks RTP initialization
8681 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8682 (arm_emit_call_insn): New function.
8683 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8684 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8685 (pic_offset_arm): New pattern.
8686 (call, call_value): Use arm_emit_call_insn.
8687 (call_internal, call_value_internal): New expanders.
8688 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8689 VxWorks unless __PIC__.
8691 2007-05-30 Eric Christopher <echristo@gmail.com>
8693 * genrecog.c: Include regs.h in generated file.
8694 * genemit.c: Ditto. Fix up formatting.
8695 * config/mn10300/constraints.md: New.
8696 * config/mn10300/mn10300.md: Include.
8697 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8698 Fix up for removed macro.
8699 * config/mn10300/predicates.md (call_address_operand): Ditto.
8700 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8701 (CONST_OK_FOR_I): Ditto.
8702 (CONST_OK_FOR_J): Ditto.
8703 (CONST_OK_FOR_K): Ditto.
8704 (CONST_OK_FOR_L): Ditto.
8705 (CONST_OK_FOR_M): Ditto.
8706 (CONST_OK_FOR_N): Ditto.
8707 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8711 (EXTRA_CONSTRAINT): Ditto.
8713 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8715 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8717 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8718 OPTION_MASK_ISA_64BIT.
8719 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8721 2007-05-30 Richard Guenther <rguenther@suse.de>
8724 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8725 types for comparison.
8726 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8727 with original typed arguments.
8728 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8730 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8732 PR tree-optimization/31769
8733 * except.c (duplicate_eh_regions): Clear prev_try if
8734 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8736 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8738 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8739 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8740 bsi of the location where statements should be inserted.
8741 (sink_code_in_bb): Take bsi from statement_sink_location.
8742 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8743 instead of bsi_start.
8744 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8746 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8747 (bsi_move_before): Document inconsistency with bsi_move_after.
8748 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8750 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8752 * config/i386/i386.h (TARGET_ABM): New define.
8753 (TARGET_POPCNT): Ditto.
8754 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8755 New temporary defines to redefine from OPTION_ISA_* defines.
8756 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8757 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8758 (ix86_isa_flags): New extern int declaration.
8759 (TARGET_SUBTARGET_DEFAULT): New define.
8760 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8761 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8762 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8763 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8764 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8765 * config/i386/darwin.h: Change TARGET_64BIT define to
8768 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8769 using existing "ix86_isa_flags" varible.
8770 (m32, m64): Use existing "ix86_isa_flags" variable.
8771 (mmmx, m3dnow): Ditto.
8772 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8773 (mabm): Define as non-negative option using "x86_abm" variable.
8774 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8776 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8777 Rewrite feature test bitmap.
8778 (ix86_isa_flags): New initialized global int varible.
8779 (ix86_isa_flags_explicit): New static int variable.
8780 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8781 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8782 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8783 target_flags_explicit.
8784 (override_options): Remove "target_enable" and "target_disable" fields
8785 from "struct ptt". Update processor_target_table accordingly. Remove
8786 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8787 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8788 "target_flags" and "ix86_isa_flags_explicit" instead of
8789 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8790 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8791 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8792 to true when either of PTA_POPCNT or PTA_ABM is set in
8793 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8794 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8795 processor_alias_table flags entry. Remove handling of
8796 "target_enable" and "target_disable" fields of processor_target_table.
8797 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8798 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8799 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8800 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8801 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8803 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8805 2007-05-29 David Daney <ddaney@avtrex.com>
8808 * config/mips/mips.c (mips_output_mi_thunk): Emit
8809 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8811 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8812 * config/i386/i386.c (ix86_function_regparm): Added checking of
8813 ix86_force_align_arg_pointer to determine the number of
8814 register parameters.
8816 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8818 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8819 (SET_DR_MISALIGNMENT): New.
8820 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8821 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8822 Use SET_DR_MISALIGNMENT.
8823 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8825 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8826 find_loop_nest): Export.
8827 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8828 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8829 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8830 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8832 (struct mem_ref): Add field reuse_distance.
8833 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8834 Initialize reuse_distance field.
8835 (issue_prefetch_ref): Select temporality of prefetch according to
8837 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8838 self_reuse_distance, determine_loop_nest_reuse): New functions.
8839 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8840 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8841 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8844 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8846 * tree-ssa-alias.c: Add aliasing overview.
8848 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8849 Danny Smith <dannysmith@users.sourceforge.net>
8852 * config/i386/t-crtfm: Compile crtfastmath.o with
8853 -minline-all-stringops.
8854 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8855 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8857 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8859 * doc/md.texi: Document constraints on HP PA-RISC.
8861 * pa/constraints.md: New file.
8862 * pa.md: Include constraints.md.
8863 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8864 (integer_store_memory_operand, ldil_cint_p): New functions.
8865 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8866 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8867 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8868 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8869 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8871 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8874 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8875 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8876 case POSTDECREMENT_EXPR>): Return the error_mark_node
8877 if either the real or imaginary parts would an
8880 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8882 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8883 name when we remove it from a call.
8885 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8887 * targhooks.c (default_narrow_bitfield): Remove.
8888 * targhooks.h: Remove the prototype for
8889 default_narrow_bitfield.
8891 * langhooks-def.h: Remove the prototype for
8892 hook_get_alias_set_0.
8893 * langhooks.c (hook_get_alias_set_0): Remove.
8895 * global.c (EXECUTE_IF_CONFLICT): Remove.
8897 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8900 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8901 return true when truth_value_p is true and the type
8904 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8906 * doc/install.texi (Prerequisites): We no longer require Autoconf
8907 2.13 for the top-level.
8909 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8911 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8912 memory access via x86_expand_vector_move_misalign() only for
8913 TImode values on 32-bit targets.
8915 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8917 * matrix-reorg.c: New file. Implement matrix flattening and
8918 transposing optimization.
8919 * tree-pass.h: Add matrix reorg pass.
8920 * common.opt: Add fipa-mreorg flag.
8921 * Makefile.in: Add matrix-reorg.c.
8922 * passes.c: Add matrix reorg pass.
8923 * varpool.c (add_new_static_var): New function.
8924 * cgraph.h (add_new_static_var): Declare.
8926 2007-05-27 Eric Christopher <echristo@apple.com>
8928 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8929 sp_offset depending on stack size. Save r12 depending
8930 on registers we're saving later.
8931 (rs6000_emit_epilogue): Update sp_offset depending only
8934 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8936 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8937 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8938 * ifcvt.c (if_convert): Ditto.
8939 * tree-ssa-threadupdate.c (thread_block): Ditto.
8940 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8941 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8942 verify_loop_closed_ssa): Check number_of_loops instead of
8944 * predict.c (tree_estimate_probability): Ditto.
8945 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8946 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8947 * modulo-sched.c (sms_schedule): Ditto.
8948 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8949 (scev_finalize): Do not do anything if scev analysis was not
8951 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8952 current_loops == NULL.
8953 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8954 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8956 (loop_optimizer_finalize): Assert that loops were analyzed.
8957 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8958 rtl_doloop): Check number_of_loops instead of current_loops.
8959 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8960 current_loops == NULL.
8961 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8962 gate_tree_vectorize tree_linear_transform, check_data_deps,
8963 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8964 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8965 Check number_of_loops instead of current_loops.
8966 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8967 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8968 free loops if available.
8969 (execute_pre): Do not pass do_fre to fini_pre.
8971 2007-05-27 Tobias Burnus <burnus@net-b.de>
8974 * real.c (mpfr_from_real): Fix sign of -Inf.
8976 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8978 * tree-vect-transform.c (vectorizable_conversion): Initialize
8979 tree_code variables to ERROR_MARK.
8980 (vectorizable_type_demotion): Likewise.
8981 (vectorizable_type_promotion): Likewise.
8983 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8986 * config/i386/i386.md (movti): Handle push operands via
8989 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8991 * basic-block.h: Remove the prototype for merge_seq_blocks.
8992 * cfgcleanup.c (merge_seq_blocks): Remove.
8994 * tree-flow.h: Remove the prototype for is_aliased_with.
8995 * tree-ssa-alias.c (is_aliased_with): Remove.
8997 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8999 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9001 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9003 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9004 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9005 (vec_unpacks_hi_v16qi): Likewise.
9006 (vec_unpacku_lo_v16qi): Likewise.
9007 (vec_unpacks_lo_v16qi): Likewise.
9008 (vec_unpacku_hi_v8hi): Likewise.
9009 (vec_unpacks_hi_v8hi): Likewise.
9010 (vec_unpacku_lo_v8hi): Likewise.
9011 (vec_unpacks_lo_v8hi): Likewise.
9012 (vec_unpacku_hi_v4si): Likewise.
9013 (vec_unpacks_hi_v4si): Likewise.
9014 (vec_unpacku_lo_v4si): Likewise.
9015 (vec_unpacks_lo_v4si): Likewise.
9017 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9019 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9020 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9021 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9022 follow spelling conventions in various
9023 warning/error/diagnostic messages.
9025 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9026 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9027 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9028 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9029 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9030 * doc/tm.texi: Follow spelling conventions.
9032 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9035 * tree-ssa-forwprop.c
9036 (forward_propagate_addr_into_variable_array_index): Remove
9037 the lhs argument. Use the type of def_rhs instead of lhs.
9038 (forward_propagate_addr_expr_1): Update use of
9039 forward_propagate_addr_into_variable_array_index.
9041 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9042 Nigel Stephens <nigel@mips.com>
9044 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9045 function attributes, "far" being an alias for "long_call".
9046 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9047 (mips_near_type_p, mips_far_type_p): New.
9048 (mips_comp_type_attributes): New function to check that attributes
9049 attached to a function type are compatible.
9050 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9051 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9052 to the target function of the thunk.
9053 (mips_encode_section_info): Check for "near" and "far" function
9054 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9056 * config/mips/predicates.md (const_call_insn_operand): Test only
9057 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9059 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9062 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9063 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9064 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9065 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9067 2007-05-25 Eric Christopher <echristo@apple.com>
9069 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9070 to x86-darwin configurations.
9071 * config/i386/t-darwin: Add softfp support.
9072 * config/i386/t-darwin64: Ditto.
9073 * config/i386/sfp-machine.h: If mach then don't use
9074 aliasing, emit a stub to call.
9076 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9078 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9079 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9080 tree-predcom.c, tree-ssa-alias-warnings.c,
9081 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9082 comment typos. Follow spelling conventions.
9083 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9085 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9088 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9089 constants into memory. Expand unaligned memory references for
9090 SSE modes via x86_expand_vector_move_misalign() function.
9092 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9094 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9095 "memory" attribute for "sseishft" type insn without operands[2].
9097 2007-05-25 Dirk Mueller <dmueller@suse.de>
9098 Marcus Meissner <meissner@suse.de>
9100 * doc/extend.texi (alloc_size): New attribute.
9101 * c-common.c (handle_alloc_size_attribute): New.
9102 * tree-object-size.c (alloc_object_size): Use alloc_size
9103 attribute, if available.
9105 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9107 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9109 (__builtin_ia32_vec_ext_v2di): Likewise.
9110 (__builtin_ia32_vec_ext_v4si): Likewise.
9111 (__builtin_ia32_vec_ext_v8hi): Likewise.
9112 (__builtin_ia32_vec_ext_v16qi): Likewise.
9113 (__builtin_ia32_vec_set_v8hi): Likewise.
9115 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9117 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9119 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9121 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9122 (arm_is_longcall_p): Rename to...
9123 (arm_is_long_call_p): ...this. Take a single tree argument and
9125 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9126 (CUMULATIVE_ARGS): Remove call_cookie.
9127 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9128 (ENCODED_LONG_CALL_ATTR_P): Delete.
9129 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9130 LONG_CALL_FLAG_CHAR cases.
9131 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9132 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9133 ARM_DECLARE_FUNCTION_SIZE.
9134 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9135 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9136 (arm_encode_call_attribute, current_file_function_operand): Delete.
9137 (arm_function_in_section_p): New function.
9138 (arm_is_longcall_p): Rename to...
9139 (arm_is_long_call_p): ...this. Take the target function as a single
9140 argument and return a bool. Do not rely on call cookies. Check
9141 whether the target symbol is in the same section as the current
9142 function, not just the same compilation unit.
9143 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9144 (arm_encode_section_info): Don't encode a call type.
9145 * config/arm/arm.md (call, call_value): Update calls to
9146 arm_is_long(_)call_p. Simplify logic.
9147 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9148 Update calls to arm_is_long(_)call_p.
9150 2007-05-25 Richard Guenther <rguenther@suse.de>
9152 PR tree-optimization/31982
9153 * tree-ssa-forwprop.c
9154 (forward_propagate_addr_into_variable_array_index): Handle arrays
9155 with element size one.
9157 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9159 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9160 (umulsi3_highpart): Likewise.
9162 2007-05-24 Ian Lance Taylor <iant@google.com>
9164 PR rtl-optimization/32069
9165 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9168 2007-05-24 Ollie Wild <aaw@google.com>
9170 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9173 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9175 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9176 (oprs_unchanged_p): Use it to check all registers in a REG.
9177 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9178 (reg_set_between_after_reload_p): Delete.
9179 (reg_used_between_after_reload_p): Likewise.
9180 (reg_set_or_used_since_bb_start): Likewise.
9181 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9182 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9183 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9184 * rtlanal.c (reg_set_p): Check whether REG overlaps
9185 regs_invalidated_by_call, rather than just checking the
9186 membership of REGNO (REG).
9188 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9190 * doc/passes.texi: Document predictive commoning.
9191 * doc/invoke.texi (-fpredictive-commoning): Document.
9192 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9193 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9194 adding indices to the generated name.
9195 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9196 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9197 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9198 (op_symbol_code): ... and exported.
9199 (dump_omp_clause, op_symbol): Use op_symbol_code
9200 instead of op_symbol_1.
9201 * tree-pass.h (pass_predcom): Declare.
9202 * timevar.def (TV_PREDCOM): New timevar.
9203 * tree-ssa-loop.c (run_tree_predictive_commoning,
9204 gate_tree_predictive_commoning, pass_predcom): New.
9205 * tree-data-ref.c (find_data_references_in_loop): Find the
9206 references in dominance order.
9207 (canonicalize_base_object_address): Ensure that the result has
9209 (dr_analyze_innermost): Export.
9210 (create_data_ref): Code to fail for references with invariant
9212 (find_data_references_in_stmt): ... here.
9213 * tree-data-ref.h (dr_analyze_innermost): Declare.
9214 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9215 (aff_combination_find_elt, name_expansion_hash,
9216 name_expansion_eq, tree_to_aff_combination_expand,
9217 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9219 * tree-affine.h (aff_combination_constant_multiple_p,
9220 tree_to_aff_combination_expand): Declare.
9221 * tree-predcom.c: New file.
9222 * common.opt (fpredictive-commoning): New option.
9223 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9224 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9225 * Makefile.in (tree-predcom.o): Add.
9226 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9227 * passes.c (init_optimization_passes): Add dceloop after
9228 copy propagation in loop optimizer. Add predictive commoning
9229 to loop optimizer passes.
9231 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9233 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9236 2007-05-24 Jan Hubicka <jh@suse.cz>
9238 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9240 (genheader): Include statistics.h.
9242 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9244 * print-rtl.c (flag_dump_unnumbered): Update comments.
9245 (print_rtl): Fix my previous change.
9246 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9249 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9252 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9254 (thread_through_all_blocks): Call initialize_original_copy_tables
9255 and free_original_copy_tables.
9256 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9258 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9259 * cfghooks.c (duplicate_block): Use get_loop_copy.
9260 * cfg.c: Include cfgloop.h.
9261 (loop_copy): New hash table.
9262 (initialize_original_copy_tables): Initialize loop_copy table.
9263 (free_original_copy_tables): Free loop_copy table.
9264 (copy_original_table_clear, copy_original_table_set,
9265 set_loop_copy, get_loop_copy): New functions.
9266 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9267 * cfgloop.h (struct loop): Remove copy field.
9268 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9269 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9271 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9273 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9274 -msse/-msse2/-msse3.
9276 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9278 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9279 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9281 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9284 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9285 * targhooks.h (default_mangle_decl_assembler_name): Declare
9287 * targhooks.c (default_mangle_decl_assembler_name): Define
9289 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9291 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9292 * langhooks.c (lhd_set_decl_assembler_name): Call
9293 targetm.mangle_decl_assembler_name for names with global scope.
9295 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9297 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9298 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9300 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9301 New. Factored out of i386_pe_encode_section_info.
9302 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9303 Move check for prior decoration of stdcall
9304 symbols to i386_pe_encode_section_info.
9305 (i386_pe_encode_section_info): Adjust call to
9306 gen_stdcall_or_fastcall_suffix. Use
9307 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9308 (i386_pe_mangle_decl_assembler_name): New. Wrap
9309 i386_pe_maybe_mangle_decl_assembler_name.
9311 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9313 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9314 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9315 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9316 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9317 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9320 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9321 Nigel Stephens <nigel@mips.com>
9322 Richard Sandiford <richard@codesourcery.com>
9324 Fix up MIPS16 hard float and add support for complex.
9326 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9327 (TARGET_SOFT_FLOAT_ABI): New.
9328 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9329 __mips_soft_float to reflect the ABI in use, not whether the
9330 FPU is directly accessible (e.g., in MIPS16 mode).
9331 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9332 (UNITS_PER_FPVALUE): Likewise.
9334 * config/mips/mips.c (mips_expand_call): Remove redundant
9335 TARGET_MIPS16 check.
9336 (mips_arg_regno): New.
9337 (function_arg_advance): When setting bits in cum->fp_code for
9338 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9340 (function_arg): Use mips_arg_regno.
9341 (mips_return_mode_in_fpr_p): New.
9342 (mips16_call_stub_mode_suffix): New.
9343 (mips16_cfun_returns_in_fpr_p): New.
9344 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9345 (mips_output_function_prologue): Test mips16_hard_float, not
9346 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9347 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9348 return value into a floating-point register.
9349 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9350 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9351 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9352 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9353 word of double arguments from or to the high bits of 64-bit
9354 floating point registers.
9355 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9356 (mips16_fpret_double): New helper function.
9357 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9358 support for complex modes. Fill in DECL_RESULT for stubdecl.
9359 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9361 * config/mips/mips16.S
9362 (RET, ARG1, ARG2): New.
9363 (MERGE_GPRf, MERGE_GPRt): New.
9364 (DELAYt, DELAYf): New.
9365 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9366 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9367 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9368 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9369 (SFOP): Renamed to...
9370 (OPSF3): This, and macro-ified. Updated all uses.
9371 (SFOP2): Renamed to...
9372 (OPSF2): This, and macro-ified. Updated all uses.
9373 (SFCMP): Renamed to...
9374 (CMPSF): This, and macro-ified. Updated all uses.
9375 (SFREVCMP): Renamed to...
9376 (REVCMPSF): This, and macro-ified. Updated all uses.
9377 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9378 (LDDBL1, LDDBL2, RETDBL): Deleted.
9379 (DFOP): Renamed to...
9380 (OPDF3): This, and macro-ified. Updated all uses.
9381 (DFOP2): Renamed to...
9382 (OPDF2): This, and macro-ified. Updated all uses.
9383 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9384 (DFCMP): Renamed to...
9385 (CMPDF): This, and macro-ified. Updated all uses.
9386 (DFREVCMP): Renamed to...
9387 (REVCMPDF): This, and macro-ified. Updated all uses.
9388 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9389 (RET_FUNCTION): New.
9390 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9391 (__mips16_ret_sc, __mips16_ret_dc): New.
9392 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9393 STUB_ARGS_6, STUB_ARGS_10): New.
9394 (CALL_STUB_NO_RET): New.
9395 (__mips16_call_stub_1): Macro-ified.
9396 (__mips16_call_stub_5): Macro-ified.
9397 (__mips16_call_stub_2): Macro-ified.
9398 (__mips16_call_stub_6): Macro-ified.
9399 (__mips16_call_stub_9): Macro-ified.
9400 (__mips16_call_stub_10): Macro-ified.
9401 (CALL_STUB_RET): New.
9402 (__mips16_call_stub_sf_0): Macro-ified.
9403 (__mips16_call_stub_sf_1): Macro-ified.
9404 (__mips16_call_stub_sf_5): Macro-ified.
9405 (__mips16_call_stub_sf_2): Macro-ified.
9406 (__mips16_call_stub_sf_6): Macro-ified.
9407 (__mips16_call_stub_sf_9): Macro-ified.
9408 (__mips16_call_stub_sf_10): Macro-ified.
9409 (__mips16_call_stub_df_0): Macro-ified.
9410 (__mips16_call_stub_df_1): Macro-ified.
9411 (__mips16_call_stub_df_5): Macro-ified.
9412 (__mips16_call_stub_df_2): Macro-ified.
9413 (__mips16_call_stub_df_6): Macro-ified.
9414 (__mips16_call_stub_df_9): Macro-ified.
9415 (__mips16_call_stub_df_10): Macro-ified.
9416 (__mips16_call_stub_sc_0): New.
9417 (__mips16_call_stub_sc_1): New.
9418 (__mips16_call_stub_sc_5): New.
9419 (__mips16_call_stub_sc_2): New.
9420 (__mips16_call_stub_sc_6): New.
9421 (__mips16_call_stub_sc_9): New.
9422 (__mips16_call_stub_sc_10): New.
9423 (__mips16_call_stub_dc_0): New.
9424 (__mips16_call_stub_dc_1): New.
9425 (__mips16_call_stub_dc_5): New.
9426 (__mips16_call_stub_dc_2): New.
9427 (__mips16_call_stub_dc_6): New.
9428 (__mips16_call_stub_dc_9): New.
9429 (__mips16_call_stub_dc_10): New.
9431 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9432 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9433 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9435 2007-05-23 Ian Lance Taylor <iant@google.com>
9437 * doc/invoke.texi (Invoking GCC): Document that the order of the
9440 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9443 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9444 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9445 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9449 * config/score/score.c (score_print_operand): Make sure that only
9450 lower bits are used.
9452 2007-05-22 Ian Lance Taylor <iant@google.com>
9454 * tree-vrp.c (avoid_overflow_infinity): New static function,
9455 broken out of set_value_range_to_value.
9456 (set_value_range_to_value): Call avoid_overflow_infinity.
9457 (extract_range_from_assert): Likewise.
9459 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9462 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9463 change the type before looking for a COMPOUND_EXPR.
9465 2007-05-22 Ian Lance Taylor <iant@google.com>
9467 * lower-subreg.c (decompose_multiword_subregs): If we change an
9468 insn, call remove_retval_note on it.
9470 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9472 * regs.h (end_hard_regno): New function.
9473 (END_HARD_REGNO, END_REGNO): New macros.
9474 (add_to_hard_reg_set): New function.
9475 (remove_from_hard_reg_set): Likewise.
9476 (in_hard_reg_set_p): Likewise.
9477 (overlaps_hard_reg_set_p): Likewise.
9478 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9479 (note_btr_set): Use END_HARD_REGNO.
9480 * caller-save.c (setup_save_areas): Use end_hard_regno.
9481 (mark_set_regs): Use END_HARD_REGNO.
9482 (add_stored_regs): Use end_hard_regno.
9483 (mark_referenced_regs): Use add_to_hard_reg_set.
9484 * combine.c (update_table_tick): Use END_REGNO.
9485 (record_value_for_reg): Likewise.
9486 (record_dead_and_set_regs): Likewise.
9487 (get_last_value_validate): Likewise.
9488 (use_crosses_set_p): Likewise.
9489 (reg_dead_at_p_1): Likewise.
9490 (reg_dead_at_p): Likewise.
9491 (mark_used_regs_combine): Use add_to_hard_reg_set.
9492 (move_deaths): Use END_HARD_REGNO.
9493 (reg_bitfield_target_p): Use end_hard_regno.
9494 (distribute_notes): Use END_HARD_REGNO.
9495 * cse.c (mention_regs): Use END_REGNO.
9496 (insert): Use add_to_hard_reg_set.
9497 (invalidate): Use END_HARD_REGNO.
9498 (invalidate_for_call): Likewise.
9499 (exp_equiv_p): Use END_REGNO.
9500 (cse_insn): Likewise.
9501 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9502 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9503 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9504 * function.c (keep_stack_depressed): Use end_hard_regno.
9505 * global.c (global_alloc): Use end_hard_regno.
9506 (global_conflicts): Use add_to_hard_reg_set instead of
9508 (find_reg): Likewise.
9509 (mark_reg_store): Likewise.
9510 (mark_reg_conflicts): Likewise.
9511 (mark_reg_death): Use remove_from_hard_reg_set.
9512 (mark_reg_live_nc): Delete.
9513 (set_preference): Use end_hard_regno.
9514 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9515 remove_from_hard_reg_set.
9516 (post_mark_life): Use add_to_hard_reg_set.
9517 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9518 (reg_becomes_live): Use add_to_hard_reg_set.
9519 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9520 (peep2_find_free_register): Use add_to_hard_reg_set.
9521 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9522 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9523 * regrename.c (note_sets): Use add_to_hard_reg_set.
9524 (clear_dead_regs): Use remove_from_hard_reg_set.
9525 (regrename_optimize): Use add_to_hard_reg_set.
9526 (find_oldest_value_reg): Use in_hard_reg_set_p.
9527 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9528 (hard_reg_set_here_p): Use end_hard_regno.
9529 (decompose): Likewise.
9530 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9531 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9532 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9533 (mark_home_live): Use end_hard_regno.
9534 (spill_hard_reg): Likewise.
9535 (clear_reload_reg_in_use): Likewise.
9536 * reorg.c (delete_prior_computation): Use END_REGNO.
9537 * resource.c (update_live_status): Use END_HARD_REGNO.
9538 (mark_referenced_resources): Use add_to_hard_reg_set.
9539 (mark_set_resources): Likewise.
9540 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9541 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9542 (reg_overlap_mentioned_p): Likewise.
9543 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9544 (covers_regno_no_parallel_p): Use END_REGNO.
9545 (find_regno_note): Likewise.
9546 (find_reg_fusage): Use END_HARD_REGNO.
9547 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9548 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9550 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9552 * mode-switching.c (reg_dies): Change type of second argument to
9554 (optimize_mode_switching): Update accordingly.
9556 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9558 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9560 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9561 (hard_reg_set_empty_p): ...these new functions.
9562 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9563 GO_IF_HARD_REG_SUBSET.
9564 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9565 instead of GO_IF_HARD_REG_EQUAL.
9566 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9567 instead of GO_IF_HARD_REG_EQUAL.
9568 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9569 GO_IF_HARD_REG_SUBSET.
9570 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9571 GO_IF_HARD_REG_EQUAL.
9572 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9573 of GO_IF_HARD_REG_SUBSET.
9574 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9575 instead of GO_IF_HARD_REG_EQUAL.
9576 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9577 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9578 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9579 of GO_IF_HARD_REG_SUBSET,
9580 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9581 GO_IF_HARD_REG_SUBSET.
9582 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9583 instead of GO_IF_HARD_REG_EQUAL.
9584 * config/sh/sh.c (push_regs, calc_live_regs): Use
9585 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9586 (hard_regs_intersect_p): Delete.
9588 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9590 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9592 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9593 Richard Henderson <rth@redhat.com>
9595 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9597 (x86_64-*-*): Likewise.
9599 * i386/i386-modes.def (V2QI): New.
9601 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9603 (override_options): Support SSE4.1.
9604 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9605 (IX86_BUILTIN_BLENDPS): Likewise.
9606 (IX86_BUILTIN_BLENDVPD): Likewise.
9607 (IX86_BUILTIN_BLENDVPS): Likewise.
9608 (IX86_BUILTIN_PBLENDVB128): Likewise.
9609 (IX86_BUILTIN_PBLENDW128): Likewise.
9610 (IX86_BUILTIN_DPPD): Likewise.
9611 (IX86_BUILTIN_DPPS): Likewise.
9612 (IX86_BUILTIN_INSERTPS128): Likewise.
9613 (IX86_BUILTIN_MOVNTDQA): Likewise.
9614 (IX86_BUILTIN_MPSADBW128): Likewise.
9615 (IX86_BUILTIN_PACKUSDW128): Likewise.
9616 (IX86_BUILTIN_PCMPEQQ): Likewise.
9617 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9618 (IX86_BUILTIN_PMAXSB128): Likewise.
9619 (IX86_BUILTIN_PMAXSD128): Likewise.
9620 (IX86_BUILTIN_PMAXUD128): Likewise.
9621 (IX86_BUILTIN_PMAXUW128): Likewise.
9622 (IX86_BUILTIN_PMINSB128): Likewise.
9623 (IX86_BUILTIN_PMINSD128): Likewise.
9624 (IX86_BUILTIN_PMINUD128): Likewise.
9625 (IX86_BUILTIN_PMINUW128): Likewise.
9626 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9627 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9628 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9629 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9630 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9631 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9632 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9633 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9634 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9635 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9636 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9637 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9638 (IX86_BUILTIN_PMULDQ128): Likewise.
9639 (IX86_BUILTIN_PMULLD128): Likewise.
9640 (IX86_BUILTIN_ROUNDPD): Likewise.
9641 (IX86_BUILTIN_ROUNDPS): Likewise.
9642 (IX86_BUILTIN_ROUNDSD): Likewise.
9643 (IX86_BUILTIN_ROUNDSS): Likewise.
9644 (IX86_BUILTIN_PTESTZ): Likewise.
9645 (IX86_BUILTIN_PTESTC): Likewise.
9646 (IX86_BUILTIN_PTESTNZC): Likewise.
9647 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9648 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9649 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9650 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9651 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9653 (bdesc_sse_3arg): Likewise.
9654 (bdesc_2arg): Likewise.
9655 (bdesc_1arg): Likewise.
9656 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9658 (ix86_expand_sse_4_operands_builtin): New.
9659 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9660 smaller than 8 bits as the 2nd arg.
9661 (ix86_expand_sse_ptest): New.
9662 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9663 (ix86_expand_vector_set): Support SSE4.1.
9664 (ix86_expand_vector_extract): Likewise.
9666 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9667 __SSE4_1__ for -msse4.1.
9669 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9670 (UNSPEC_INSERTPS): Likewise.
9671 (UNSPEC_DP): Likewise.
9672 (UNSPEC_MOVNTDQA): Likewise.
9673 (UNSPEC_MPSADBW): Likewise.
9674 (UNSPEC_PHMINPOSUW): Likewise.
9675 (UNSPEC_PTEST): Likewise.
9676 (UNSPEC_ROUNDP): Likewise.
9677 (UNSPEC_ROUNDS): Likewise.
9679 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9681 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9682 (const_pow2_1_to_32768_operand): Likewise.
9684 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9687 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9689 (sse4_1_insertps): Likewise.
9690 (*sse4_1_extractps): Likewise.
9691 (sse4_1_ptest): Likewise.
9692 (sse4_1_mulv2siv2di3): Likewise.
9693 (*sse4_1_mulv4si3): Likewise.
9694 (*sse4_1_smax<mode>3): Likewise.
9695 (*sse4_1_umax<mode>3): Likewise.
9696 (*sse4_1_smin<mode>3): Likewise.
9697 (*sse4_1_umin<mode>3): Likewise.
9698 (sse4_1_eqv2di3): Likewise.
9699 (*sse4_1_pinsrb): Likewise.
9700 (*sse4_1_pinsrd): Likewise.
9701 (*sse4_1_pinsrq): Likewise.
9702 (*sse4_1_pextrb): Likewise.
9703 (*sse4_1_pextrb_memory): Likewise.
9704 (*sse4_1_pextrw_memory): Likewise.
9705 (*sse4_1_pextrq): Likewise.
9706 (sse4_1_blendpd): Likewise.
9707 (sse4_1_blendps): Likewise.
9708 (sse4_1_blendvpd): Likewise.
9709 (sse4_1_blendvps): Likewise.
9710 (sse4_1_dppd): Likewise.
9711 (sse4_1_dpps): Likewise.
9712 (sse4_1_movntdqa): Likewise.
9713 (sse4_1_mpsadbw): Likewise.
9714 (sse4_1_packusdw): Likewise.
9715 (sse4_1_pblendvb): Likewise.
9716 (sse4_1_pblendw): Likewise.
9717 (sse4_1_phminposuw): Likewise.
9718 (sse4_1_extendv8qiv8hi2): Likewise.
9719 (*sse4_1_extendv8qiv8hi2): Likewise.
9720 (sse4_1_extendv4qiv4si2): Likewise.
9721 (*sse4_1_extendv4qiv4si2): Likewise.
9722 (sse4_1_extendv2qiv2di2): Likewise.
9723 (*sse4_1_extendv2qiv2di2): Likewise.
9724 (sse4_1_extendv4hiv4si2): Likewise.
9725 (*sse4_1_extendv4hiv4si2): Likewise.
9726 (sse4_1_extendv2hiv2di2): Likewise.
9727 (*sse4_1_extendv2hiv2di2): Likewise.
9728 (sse4_1_extendv2siv2di2): Likewise.
9729 (*sse4_1_extendv2siv2di2): Likewise.
9730 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9731 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9732 (sse4_1_zero_extendv4qiv4si2): Likewise.
9733 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9734 (sse4_1_zero_extendv2qiv2di2): Likewise.
9735 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9736 (sse4_1_zero_extendv4hiv4si2): Likewise.
9737 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9738 (sse4_1_zero_extendv2hiv2di2): Likewise.
9739 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9740 (sse4_1_zero_extendv2siv2di2): Likewise.
9741 (*sse4_1_zero_extendv2siv2di2): Likewise.
9742 (sse4_1_roundpd): Likewise.
9743 (sse4_1_roundps): Likewise.
9744 (sse4_1_roundsd): Likewise.
9745 (sse4_1_roundss): Likewise.
9746 (mulv4si3): Don't expand for SSE4.1.
9747 (smax<mode>3): Likewise.
9748 (umaxv4si3): Likewise.
9749 (uminv16qi3): Likewise.
9750 (umin<mode>3): Likewise.
9751 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9753 * doc/extend.texi: Document SSE4.1 built-in functions.
9755 * doc/invoke.texi: Document -msse4.1.
9757 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9759 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9760 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9761 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9762 (ASM_SPEC): Add asm_pcrel_spec.
9763 (EXTRA_SPECS): Add asm_pcrel_spec.
9765 2007-05-21 David Daney <ddaney@avtrex.com>
9767 * doc/install.texi (Building a cross compiler): Add requirements
9768 for Java cross compiler.
9770 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9773 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9774 Add loopno argument. Use evolution_function_is_invariant_rec_p
9775 instead of evolution_function_is_constant_p.
9776 Update calls to evolution_function_is_affine_multivariate_p.
9777 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9778 Add loopno argument.
9779 * tree-scalar-evolution.c (gather_chrec_stats): Call
9780 evolution_function_is_affine_multivariate_p with a loop
9782 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9783 (analyze_overlapping_iterations): Likewise.
9784 (access_functions_are_affine_or_constant_p): Likewise.
9785 (build_classic_dist_vector_1): If the access functions
9786 are equal, don't do anything.
9788 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9789 Paolo Carlini <pcarlini@suse.de>
9790 Uros Bizjak <ubizjak@gmail.com>
9792 * c-cppbuiltin.c (c_cpp_builtins): Define
9793 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9794 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9795 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9796 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9798 2007-05-21 Mike Stump <mrs@apple.com>
9800 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9802 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9804 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9806 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9807 implementation if __OPTIMIZE__ is not defined.
9808 (_mm_alignr_pi8): Ditto.
9809 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9810 (_mm_inserti_si64): Ditto.
9811 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9812 (_mm_slli_epi16): Ditto.
9813 (_mm_slli_epi32): Ditto.
9814 (_mm_slli_epi64): Ditto.
9815 (_mm_srai_epi16): Ditto.
9816 (_mm_srai_epi32): Ditto.
9817 (_mm_srli_si128): Ditto.
9818 (_mm_slli_si128): Ditto.
9819 (_mm_srli_epi16): Ditto.
9820 (_mm_srli_epi32): Ditto.
9821 (_mm_srli_epi64): Ditto.
9822 (_mm_extract_epi16): Ditto.
9823 (_mm_insert_epi16): Ditto.
9824 (_mm_shufflehi_epi16): Ditto.
9825 (_mm_shufflelo_epi16): Ditto.
9826 (_mm_shuffle_epi32): Ditto.
9827 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9829 (_mm_insert_pi16): Ditto.
9831 (_mm_shuffle_pi16): Ditto.
9833 (_mm_shufle_ps): Ditto.
9834 (_mm_prefetch): Ditto.
9836 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9838 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9839 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9840 * real.c (encode_i370_single, decode_i370_single,
9841 encode_i370_double, decode_i370_double): Functions removed.
9842 (i370_single_format, i370_double_format): Initializations removed.
9843 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9844 Consider the log2_b field to always be one.
9845 (ieee_single_format, mips_single_format, coldfire_single_format,
9846 ieee_double_format, mips_double_format, coldfire_double_format,
9847 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9848 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9849 ibm_extended_format, mips_extended_format, ieee_quad_format,
9850 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9851 decimal_single_format, decimal_double_format, decimal_quad_format,
9852 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9853 initialization of log2_b.
9854 * real.h (i370_single_format, i370_double_format): Declarations
9856 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9857 field to always be one.
9859 2007-05-21 Andreas Schwab <schwab@suse.de>
9861 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9862 NOTE_INSN_BASIC_BLOCK_P.
9863 (process_for_unwind_directive): Likewise.
9865 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9867 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9868 * function.h (struct function): Move va_list_gpr_size,
9869 va_list_fpr_size, function_frequency to front of bitfields. Add
9871 (current_function_calls_unwind_init): New.
9872 * except.c (expand_builtin_unwind_init): Set
9873 current_function_calls_unwind_init not
9874 current_function_has_nonlocal_label.
9875 * reload1.c (has_nonexceptional_receiver): New.
9876 (reload): Use it and current_function_calls_unwind_init to
9877 determine whether call-saved regs must be saved.
9879 2007-05-20 Jan Hubicka <jh@suse.cz>
9881 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9882 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9883 * ddg.c (create_ddg): LIkewise.
9884 * final.c (final): Remove hunk moving line number notes around since
9885 they are no longer present at this stage.
9886 (final_scan_insn): Use NOTE_KIND instead of
9887 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9888 (output_asm_label): Likewise.
9889 * reorg.c (dbr_schedule): Likewise.
9890 * haifa-sched.c (unlink_other_notes): Likewise.
9891 * mode-switching.c (optimize_mode_switching): Likewise.
9892 * graph.c (start_bb): Likewise.
9893 * rtl.def (NOTE): Update description.
9894 * jump.c (squeeze_notes): Delete.
9895 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9896 NOTE_INSN_BASIC_BLOCK_P when possible.
9897 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9898 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9899 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9900 (dwarf2out_var_location): Likewise.
9901 * cfgbuild.c (make_edges): Likewise.
9902 (find_basic_blocks_1): Likewise.
9903 * function.c (reorder_blocks_1): Likewise.
9904 (epilogue_done): Likewise.
9905 (reposition_prologue_and_epilogue_notes): Likewise.
9906 * print-rtl.c (print_rtx): Likewise; drop code for printing
9908 (print_rtl): Likewise.
9909 (print_rtl_single): Likewise.
9910 * gcse.c (insert_insn_start_bb): Likewise.
9911 * alias.c (init_alias_analysis): Likewise.
9912 * calls.c (fixup_tail_calls): Likewise.
9913 * except.c (sjlj_emit_function_enter): Likewise.
9914 * emit-rtl.c (add_insn_after): Likeiwse.
9915 (emit_label_before): Likewise.
9916 (emit_label_after): Likewise.
9917 (emit_note_before, emit_note_after, emit_note): Update
9918 parameter to be enum insn_note; do not deal with source
9920 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9921 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9923 (merge_blocks_move_successor_nojumps): Simplify now when
9924 we don't have BLOCK notes.
9925 (try_optimize_cfg): Likewise.
9926 * cfglayout.c (skip_insns_after_block): Likewise.
9927 (record_effective_endpoints): Likewise.
9928 (duplicate_insn_chain): Likewise.
9929 * varasm.c (output_constant_pool_1): Likewise.
9930 * sched-deps.c (sched_analyze): Likewise.
9931 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9933 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9934 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9935 (SET_INSN_DELETED): Simplify.
9936 (NOTE_LINE_NUMBER): Exterminate.
9937 (NOTE_LINE_KIND): New.
9938 (NOTE_INSN_BASIC_BLOCK_P): Update.
9939 (enum insn_note): Simplify.
9940 (GET_NOTE_INSN_NAME) Simplify.
9941 (emit_note_before, emit_note_after, emit_note): Update prototype.
9942 (squeeze_notes): Remove.
9943 * sched-int.h (NOTE_NOT_BB_P): Update.
9944 * resource.c (mark_target_live_regs): Update.
9945 * sched-rgn.c (debug_dependencies): Update.
9946 * sched-vis.c (print_insn): Update.
9947 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9948 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9949 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9950 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9951 (split_branches): Update.
9952 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9954 (sh_adjust_unroll_max): Exterminate.
9955 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9956 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9957 (m68hc11_reorg): Likewise.
9958 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9959 (emit_predicate_relation_info): Update.
9960 (process_for_unwind_directive): Update.
9961 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9962 (output_call): Update.
9963 * config/pa/pa.c (output_lbranch): Update.
9964 (output_millicode_call): Update.
9965 (output_call): Update.
9966 (pa_combine_instructions): Update.
9967 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9968 * config/bfin/bfin.c (gen_one_bundle): Update.
9969 * cfgrtl.c (can_delete_note_p): Update.
9970 (delete_insn): Update.
9971 (rtl_merge_blocks): Update.
9972 (commit_one_edge_insertion): Update.
9973 (rtl_verify_flow_info): Update.
9974 * stmt.c (expand_case): Do not call squeeze_notes.
9976 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9983 * c.opt (Wtype-limits): New.
9984 * doc/invoke.texi (Wtype-limits): Document it.
9985 (Wextra): Enabled by -Wextra.
9986 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9987 * c-common.c (shorten_compare): Warn with Wtype-limits.
9989 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9991 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9992 inlined function, not as a macro.
9993 (_mm_alignr_pi8): Ditto.
9994 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9995 (_mm_inserti_si64): Ditto.
9996 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9997 (_mm_extract_epi16): Ditto.
9998 (_mm_insert_epi16): Ditto.
9999 (_mm_shufflehi_epi16): Ditto.
10000 (_mm_shufflelo_epi16): Ditto.
10001 (_mm_shuffle_epi32): Ditto.
10002 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10003 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10005 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10007 (_m_to_float): Use C89 compatible assignment.
10009 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10012 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10014 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10017 * doc/invoke.texi (Wreturn-type): Complete description.
10018 (Wextra): Delete item about return-type warning.
10019 * c-decl.c: Delete redundant Wextra warning.
10021 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10024 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10025 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10026 inlined function, not as a macro.
10027 (_mm_prefetch): Ditto.
10028 (_m_pextrw): Ditto.
10029 (_mm_insert_pi16): Ditto.
10030 (_m_pinsrw): Ditto.
10031 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10032 (_m_pshufw): Ditto. Add const to __N argument.
10033 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10034 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10035 (_mm_slli_epi32): Ditto.
10036 (_mm_srli_si128): Implement as always inlined function, not as a
10037 macro. Add __inline to function declaration.
10038 (_mm_slli_si128): Ditto.
10040 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10042 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10043 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10045 (struct fenv): New structure.
10046 (FP_HANDLE_EXCEPTIONS): New define.
10047 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10048 (_FP_DECL_EXP): New define.
10049 (FP_INIT_ROUNDMODE): New define.
10050 (FP_ROUNDMODE): New define.
10052 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10054 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10055 (Wconversion): Update description.
10056 (Wconversion-sign): New.
10057 * c.opt (Wconversion-sign): New.
10058 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10059 means disabled for C++. Otherwise, take the status of Wconversion.
10060 * c-common.c (conversion_warning): Warn with either Wconversion or
10062 (warnings_for_convert_and_check): Conditions are already checked by
10063 conversion_warning.
10064 (convert_and_check): Don't check warnings if the conversion failed.
10066 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10067 Anatoly Sokolov <aesok@dol.ru>
10069 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10070 avr_epilogue_uses) : Add declaration.
10071 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10072 * config/avr/constraints.md (R): New constraint.
10073 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10074 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10075 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10076 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10077 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10078 call_prologue_saves, epilogue_restores, return_from_epilogue,
10079 return_from_main_epilogue, return_from_interrupt_epilogue,
10080 return_from_naked_epilogue, prologue, epilogue): New patterns.
10081 (jump): Handle symbol reference.
10082 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10083 avr_output_function_prologue, avr_output_function_epilogue): Remove
10085 (avr_init_machine_status, expand_prologue, expand_epilogue,
10086 avr_asm_function_end_prologue, avr_epilogue_uses,
10087 avr_asm_function_begin_epilogue): New functions.
10088 (prologue_size, epilogue_size, jump_tables_size): Remove global
10090 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10091 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10092 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10093 (avr_override_options): Initialise init_machine_status.
10094 (output_movhi): Handle all stack pointer loads.
10095 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10096 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10097 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10098 (EPILOGUE_USES) Redefine.
10099 (machine_function) Declare.
10101 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10103 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10104 Use a single return statement.
10106 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10108 PR middle-end/30250
10109 * builtins.c (do_mpfr_lgamma_r): New.
10110 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10111 * tree.h (CASE_FLT_FN_REENT): New.
10113 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10115 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10116 (output_die): Use 'unsigned long' with %x.
10117 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10118 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10119 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10121 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10123 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10128 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10129 true if function has no argument.
10131 2007-05-18 DJ Delorie <dj@redhat.com>
10133 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10134 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10136 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10138 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10139 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10140 count_trailing_zeros.
10141 (__i386__): Implement count_leading_zeros using __builtin_clz().
10142 Implement count_trailing_zeros usign __builtin_ctz().
10144 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10146 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10148 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10150 PR middle-end/31344
10151 * expr.c (emit_move_change_mode): Change mode of push operands here.
10153 2007-05-17 Ian Lance Taylor <iant@google.com>
10155 PR tree-optimization/31953
10156 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10157 Change all callers.
10158 (set_value_range_to_null): Call set_value_range_to_value.
10159 (extract_range_from_comparison): Likewise.
10161 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10163 * toplev.c (print_version): Output GMP/MPFR version info.
10165 * builtins.c (CASE_MATHFN_REENT): New macro.
10166 (mathfn_built_in): Use it.
10167 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10168 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10169 BUILT_IN_LGAMMAL_R): New.
10170 * doc/extend.texi: Document new builtins.
10172 PR middle-end/31796
10173 * builtins.c (do_mpfr_remquo): New.
10174 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10175 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10177 PR middle-end/30251
10178 * builtins.c (fold_builtin_1): Handle y0, y1.
10179 (fold_builtin_2): Handle yn.
10181 PR middle-end/30251
10182 * builtins.c (do_mpfr_bessel_n): New.
10183 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10184 (fold_builtin_2): Handle BUILT_IN_JN.
10186 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10189 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10190 TYPE_PRECISION (intmax_type_node).
10192 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10195 * reload.c (subst_reloads): Remove checking.
10197 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10199 PR rtl-optimization/31691
10200 * combine.c (simplify_set): Build a new src pattern instead of
10201 substituting its operands in the COMPARE case.
10203 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10205 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10206 (execute_vrp): Preserve loops through jump threading.
10207 * tree-ssa-threadupdate.c (thread_single_edge,
10208 dbds_continue_enumeration_p, determine_bb_domination_status,
10209 thread_through_loop_header): New functions.
10210 (create_edge_and_update_destination_phis,
10211 create_edge_and_update_destination_phis): Set loops for the new blocks.
10212 (prune_undesirable_thread_requests): Removed.
10213 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10215 (thread_block): Do not call prune_undesirable_thread_requests.
10217 (mark_threaded_blocks): Select edges to thread here.
10218 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10219 Thread edges through loop headers independently.
10220 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10221 * tree-pass.h (TODO_mark_first_instance): New.
10222 (first_pass_instance): Declare.
10223 * cfghooks.c (duplicate_block): Put the block to the original loop
10224 if copy is not specified.
10225 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10226 jump threading. Pass may_peel_loop_headers to
10227 thread_through_all_blocks according to first_pass_instance.
10228 * cfgloop.h (create_preheader): Declare.
10229 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10230 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10231 * passes.c (first_pass_instance): New variable.
10232 (next_pass_1): Set TODO_mark_first_instance.
10233 (execute_todo): Set first_pass_instance.
10235 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10237 PR tree-optimization/24659
10238 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10239 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10240 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10241 OTI_vec_pack_ufix_trunc.
10242 (vec_unpacks_float_hi_optab): Define new macro.
10243 (vec_unpacks_float_lo_optab): Ditto.
10244 (vec_unpacku_float_hi_optab): Ditto.
10245 (vec_unpacku_float_lo_optab): Ditto.
10246 (vec_pack_sfix_trunc_optab): Ditto.
10247 (vec_pack_ufix_trunc_optab): Ditto.
10248 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10249 and vec_pack_[s|u]fix_trunc_optab using
10250 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10251 * tree-vectorizer.c (supportable_widening_operation): Handle
10252 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10253 (supportable_narrowing_operation): New function.
10254 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10255 * tree-vect-transform.c (vectorizable_conversion): Handle
10256 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10257 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10258 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10259 to check for target support.
10260 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10261 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10262 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10263 for VEC_PACK_FIX_TRUNC_EXPR.
10264 (expand_binop): Special case mode of the result for
10265 vec_pack_[u|s]fix_trunc_optab.
10266 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10267 vec_pack_[u|s]fix_trunc_optab.
10269 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10270 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10271 * tree-pretty-print.c (dump_generic_node): Handle
10272 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10273 VEC_PACK_FIX_TRUNC_EXPR.
10275 * expr.c (expand_expr_real_1): Ditto.
10276 * tree-inline.c (estimate_num_insns_1): Ditto.
10277 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10279 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10280 (vec_unpacks_float_lo_v8hi): Ditto.
10281 (vec_unpacku_float_hi_v8hi): Ditto.
10282 (vec_unpacku_float_lo_v8hi): Ditto.
10283 (vec_unpacks_float_hi_v4si): Ditto.
10284 (vec_unpacks_float_lo_v4si): Ditto.
10285 (vec_pack_sfix_trunc_v2df): Ditto.
10287 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10289 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10290 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10291 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10292 [vec_pack_ufix_trunc]: Ditto.
10293 [vec_unpacks_float_hi]: Ditto.
10294 [vec_unpacks_float_lo]: Ditto.
10295 [vec_unpacku_float_hi]: Ditto.
10296 [vec_unpacku_float_lo]: Ditto.
10298 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10300 * soft-fp/README: Update for new files.
10301 * soft-fp/floattisf.c: New file.
10302 * soft-fp/floattidf.c: New file.
10303 * soft-fp/floattitf.c: New file.
10304 * soft-fp/floatuntisf.c: New file.
10305 * soft-fp/floatuntidf.c: New file.
10306 * soft-fp/floatuntitf.c: New file.
10307 * soft-fp/fixsfti.c: New file.
10308 * soft-fp/fixdfti.c: New file.
10309 * soft-fp/fixtfti.c: New file.
10310 * soft-fp/fixunssfti.c: New file.
10311 * soft-fp/fixunsdfti.c: New file.
10312 * soft-fp/fixunstfti.c: New file.
10313 * soft-fp/extendxftf.c: New file.
10314 * soft-fp/trunctfxf.c: New file.
10316 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10317 (__trunctfxf2): Ditto.
10319 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10320 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10321 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10322 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10323 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10324 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10326 * config/i386/t-fprules-softfp64: New file.
10327 * config/i386/sfp-machine.h: New file.
10328 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10329 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10330 and soft-fp/t-softfp to tmake_file.
10331 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10332 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10334 * config/i386/t-linux64 (softfp_wrap_start): New.
10335 (softfp_wrap_end): New.
10336 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10337 supported for TARGET_64BIT.
10339 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10341 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10342 c_common_unsigned_type behavior.
10344 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10346 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10349 2007-05-16 Eric Christopher <echristo@apple.com>
10351 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10352 saving after stack push. Set sp_offset whenever we push.
10353 (rs6000_emit_epilogue): Move altivec register restore before
10356 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10358 * configure.ac: Allow sysroots to be relocated under $prefix as
10359 well as $exec_prefix.
10360 * configure: Regenerate.
10362 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10366 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10368 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10369 (gcc_tooldir): Likewise.
10370 * configure: Regenerate.
10371 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10372 old configure.ac gcc_tooldir setting.
10373 (prefix_to_exec_prefix): New variable.
10374 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10375 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10377 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10379 * c-typeck.c (build_binary_op): Return early for error.
10381 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10383 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10384 struct nb_iter_bound.
10385 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10386 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10387 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10388 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10389 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10390 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10391 (del_scev_info): Use ggc_free.
10392 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10393 * loop-init.c: Include ggc.h.
10394 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10395 (loop_optimizer_finalize): Use ggc_free.
10396 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10397 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10398 pass_iv_optimize): Add TODO_ggc_collect.
10399 * function.h (struct function): Remove skip marker from
10401 * cfgloop.c: Include ggc.h.
10402 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10404 (establish_preds): Vector superloops is gc allocated.
10405 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10407 (flow_loops_find): Vector larray is gc allocated.
10408 (loop_exit_free): Use ggc_free.
10409 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10410 that head of exits list is now not a part of struct loop.
10411 (record_loop_exits): Allocate exits table in gc memory.
10412 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10413 that head of exits list is now not a part of struct loop.
10414 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10415 struct loop_exit): Add GTY marker.
10416 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10417 Add skip marker to aux field. Make head of exits list a separate
10419 (struct loops): Add GTY marker. Make larray vector gc allocated.
10420 Add param marker to exits table.
10421 (get_loops): Type changed.
10422 * Makefile.in (tree-scalar-evolution.o): Add
10423 gt-tree-scalar-evolution.h dependency.
10424 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10425 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10426 * basic-block.h (struct basic_block_def): Remove skip marker from
10429 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10431 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10432 of 0 in the call to expand_expr().
10433 (expand_builtin_mathfn_3): Ditto.
10434 (expand_builtin_interclass_mathfn): Ditto.
10435 (expand_builtin_cexpi): Ditto.
10436 (expand_builtin_int_roundingfn): Ditto.
10437 (expand_builtin_int_roundingfn_2): Ditto.
10438 (expand_builtin_pow): Ditto.
10439 (expand_builtin_powi): Ditto.
10440 (expand_builtin_bswap): Ditto.
10441 (expand_builtin_unop): Ditto.
10442 (expand_builtin_fabs): Ditto.
10443 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10444 the call to expand_expr().
10445 (expand_builtin_sync_operation): Ditto.
10446 (expand_builtin_compare_and_swap): Ditto.
10447 (expand_builtin_lock_test_and_set): Ditto.
10448 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10449 instead of 0 in the call to expand_expr().
10450 (expand_builtin_extract_return_addr): Ditto.
10451 (expand_builtin_eh_return): Ditto.
10452 (expand_eh_return): Ditto.
10453 * explow.c (expr_size): Ditto.
10454 * expr.c (optimize_bitfield_assignment_op): Ditto.
10455 (expand_assignement): Ditto.
10456 (store_expr): Ditto.
10457 (store_field): Ditto.
10458 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10459 the call to expand_expr().
10460 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10461 in the call to expand_expr().
10462 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10463 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10464 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10466 * optabs.c (expand_vec_shift_expr): Ditto.
10467 (expand_vec_cond_expr): Ditto.
10468 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10469 call to expand_expr().
10470 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10471 in the call to expand_expr().
10473 2007-05-14 Dave Korn <dave.korn@artimi.com>
10475 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10477 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10479 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10480 instead of c_common_unsigned_type.
10481 (c_common_unsigned_type): Remove.
10482 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10483 c_common_unsigned_type.
10484 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10485 c_common_unsigned_type.
10486 * c-common.h (c_common_unsigned_type): Remove.
10487 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10488 c_common_unsigned_type.
10489 * c-format.c (check_format_types): Use unsigned_type_for instead of
10490 c_common_unsigned_type.
10491 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10492 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10493 of c_common_unsigned_type.
10494 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10495 lang_hooks.types.unsigned_type.
10496 * expmed.c (make_tree): Use unsigned_type_for instead of
10497 lang_hooks.types.unsigned_type.
10498 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10499 lang_hooks.types.unsigned_type.
10500 (build_range_check): Likewise.
10501 (fold_unary): Likewise.
10502 (fold_binary): Likewise.
10503 (fold_ternary): Likewise.
10504 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10505 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10506 * tree.c (get_unsigned_type): New.
10507 (unsigned_type_for): Use get_unsigned_type instead of
10508 lang_hooks.types.unsigned_type.
10510 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10512 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10513 to m68k_get_function_kind. Update its prototype.
10514 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10516 (m68k_interrupt_function_p): Return enum m68k_function_type
10517 instead of bool. Rename to m68k_get_function_kind.
10518 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10519 target is not fido.
10520 (m68k_compute_frame_layout): Don't mark any register for save
10521 if an interrupt_thread attribute is specified.
10522 (m68k_hard_regno_rename_ok): Update a use of
10523 m68k_interrupt_function_p.
10524 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10525 m68k_interrupt_function_p.
10526 (m68k_function_type): New.
10527 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10528 for a function with an interrupt_thread attribute.
10529 * doc/extend.texi: Document the interrupt_thread attribute.
10531 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10533 Fix PR tree-optimization/31911
10534 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10535 if they didn't change the expression.
10537 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10539 * tree-scalar-evolution.c (resolve_mixers): Exported.
10540 * tree-scalar-evolution.h (resolve_mixers): Declare.
10541 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10542 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10543 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10544 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10545 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10546 strip_conversion, analyze_offset_expr, address_analysis,
10547 object_analysis, analyze_offset): Removed.
10548 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10549 split_constant_offset, canonicalize_base_object_address,
10550 object_address_invariant_in_loop_p, disjoint_objects_p,
10551 dr_may_alias_p, dr_address_invariant_p): New functions.
10552 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10553 and dr_analyze_alias.
10554 (initialize_data_dependence_relation): Use dr_may_alias_p
10555 and object_address_invariant_in_loop_p.
10556 (compute_self_dependence): Handle the case when
10557 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10558 (find_data_references_in_stmt): Restrict the analysis of data
10559 references to the given loop nest.
10560 (find_data_references_in_loop): Made static. Pass loop nest to
10561 find_data_references_in_stmt.
10562 (compute_data_dependences_for_loop): Use DR_VOPS.
10563 (free_data_ref): Free DR_VOPS.
10564 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10565 (struct innermost_loop_behavior): ... new.
10566 (struct base_object_info): Replaced by ...
10567 (struct indices): ... new.
10568 (struct dr_alias): New.
10569 (enum data_ref_type): Removed.
10570 (struct data_reference): Consist of struct innermost_loop_behavior,
10571 struct indices and struct dr_alias.
10572 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10573 (DR_MEMTAG): Renamed to ...
10574 (DR_SYMBOL_TAG): ... this.
10575 (find_data_references_in_loop): Declaration removed.
10576 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10577 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10578 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10579 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10581 2007-05-13 Revital Eres <eres@il.ibm.com>
10583 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10584 which walks virtual def-use chains to find redundant stores.
10585 (dse_optimize_stmt): Call it.
10587 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10589 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10590 * passes.c (init_optimization_passes): Move pass_jump_bypass
10593 * basic-block.h (bb_has_eh_pred): Fix style issue.
10595 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10597 PR rtl-optimization/31848
10598 * loop-invariant.c (move_invariant_reg): If we move an insn
10599 with a REG_EQUAL note, and that insn is not always executed,
10600 remove the REG_EQUAL note.
10602 2007-05-12 Richard Guenther <rguenther@suse.de>
10604 PR tree-optimization/31797
10605 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10606 propagate into a stmt that has volatile ops.
10608 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10610 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10611 (gcc_tooldir): Likewise.
10612 * configure: Regenerate.
10613 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10614 old configure.ac gcc_tooldir setting.
10615 (prefix_to_exec_prefix): New variable.
10616 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10617 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10619 2007-05-11 Silvius Rus <rus@google.com>
10621 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10622 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10623 * c-common.h (strict_aliasing_warning): Change return type.
10624 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10625 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10626 (build_c_cast): Condition call to strict_aliasing_warning.
10627 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10628 * flags.h (set_Wstrict_aliasing): Declare.
10629 * opts.c (set_Wstrict_alising): Define, add call to.
10630 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10631 * tree-ssa-alias-warnings.c: New file.
10632 * tree-ssa-alias.c (compute_may_aliases): Add call to
10633 strict_aliasing_warning_backend.
10635 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10637 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10638 Use loop_depth and loop_outer accessor functions.
10639 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10640 determine_invariantness_stmt, move_computations_stmt): Ditto.
10641 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10642 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10643 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10644 * tree-scalar-evolution.c (interpret_loop_phi,
10645 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10646 instantiate_parameters_1, scev_const_prop): Ditto.
10647 * cfghooks.c (make_forwarder_block): Ditto.
10648 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10649 * modulo-sched.c (loop_canon_p): Ditto.
10650 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10651 slpeel_can_duplicate_loop_p): Ditto.
10652 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10653 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10654 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10655 cancel_loop, verify_loop_structure): Ditto.
10656 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10657 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10658 superloops vector instead of "pred" array.
10659 (establish_preds): Take father loop as an argument. Initialize the
10661 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10662 Do not initialize loop->outer.
10663 (flow_loop_tree_node_remove): Truncate the superloops vector.
10664 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10665 "pred" merged to "superloops" vector.
10666 (loop_depth, loop_outer): New.
10667 (fel_init): Use loop_outer.
10669 2007-05-11 Jan Hubicka <jh@suse.cz>
10671 * cgraphunit.c: Include gt-cgraphunit.h
10672 (static_ctors, static_dtors): New static vars.
10673 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10674 based on implementation in c-common.c
10675 (cgraph_finalize_function): Call record_cdtor_fn.
10676 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10677 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10678 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10679 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10680 build_cdtor, c_build_cdtor_fns): Remove.
10681 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10682 c_build_cdtor_fns): Remove prototype.
10684 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10687 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10688 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10689 * builtins.c (fold_builtin_memchr): New.
10690 (expand_builtin_memchr): Call the latter.
10691 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10692 * doc/extend.texi ([Other built-in functions provided by GCC]):
10695 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10697 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10698 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10699 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10700 PFPO_OP1_TYPE_SHIFT): Constants added.
10701 (DFP_ALL): Mode macro defined.
10702 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10703 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10704 Insn definitions added.
10705 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10706 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10709 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10711 PR tree-optimization/31885
10712 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10713 NULL_TREE to be undetermined.
10714 (automatically_generated_chrec_p): Return false for NULL.
10716 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10718 * config/bfin/bfin.h (MOVE_RATIO): Define.
10720 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10722 * config.gcc (sparc-wrs-vxworks): New target.
10723 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10724 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10725 * config/sparc/sparc.h: Include vxworks-dummy.h.
10726 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10727 include LABEL_REFs too.
10728 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10729 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10731 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10733 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10734 (sparc_emit_call_insn): New function.
10735 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10736 functions when generating VxWorks PIC.
10737 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10738 (call, call_value): Use sparc_emit_call_insn instead of
10741 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10743 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10745 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10747 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10748 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10749 split_double instead of operand_subword.
10751 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10753 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10754 * config/bfin/bfin.c (bfin_local_alignment): New function.
10755 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10757 2007-05-08 Chao-ying Fu <fu@mips.com>
10759 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10760 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10761 (smsub_widen_optab, umsub_widen_optab): Define.
10762 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10764 * genopinit.c (optabs): Fill in smsub_widen_optab and
10766 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10767 and umsub_widen_optab to implement multiply-subtract sequences.
10768 * config/mips/mips.md (*msac<u>_di): Rename to...
10769 (<u>msubsidi4): ...this. Extend condition to include
10770 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10771 of operand 0 to "ka" and use the three-operand form of msub<u>
10773 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10776 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10778 PR rtl-optimization/28011
10779 * reload.c (push_reload): Set dont_share if IN appears in OUT
10780 also when IN is a PLUS rtx.
10781 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10784 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10786 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10787 call unshare_all_decls.
10788 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10789 (unshare_all_decls): Remove.
10791 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10794 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10797 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10798 Nigel Stephens <nigel@mips.com>
10800 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10801 Update comments and all uses.
10802 (MIN_FPRS_PER_FMT): Define.
10803 * config/mips/mips.c (function_arg): Fix to correctly handle
10804 the -mips32r2 -mfp64 -mabi=32 case.
10805 (override_options): Enable use of odd-numbered registers for
10806 SFmode values on MIPS32.
10807 (mips_save_reg_p): Save whole floating-point register pair if
10808 either half is used.
10809 (compute_frame_size): Fix comment.
10811 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10813 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10814 argument of type bool.
10815 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10816 argument. Safely select temporary P register according to it.
10817 (do_link): Change call site of add_to_reg accordingly.
10818 (do_unlink): Add epilogue_p as a fourth argument and pass it
10820 (expand_interrupt_handler_epilogue): Change call of do_unlink
10822 (bfin_expand_prologue): Add a third argument sibcall_p.
10823 * config/bfin/bfin.md (epilogue): Change call of
10824 bfin_expand_epilogue accordingly.
10825 (sibcall_epilogue): Likewise.
10826 (eh_return_internal): Likewise.
10828 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10829 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10830 * config/bfin/bfin.c (bfin_handle_option): Handle
10831 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10832 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10833 Support bf534, bf536 and bf561.
10834 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10836 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10839 * config/i386/i386.c (ix86_function_regparm): Process local
10840 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10842 2007-05-07 Mike Stump <mrs@apple.com>
10844 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10845 also checks for and while statements in C++.
10847 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10849 * gcc.c (at_file_supplied): New variable.
10850 (main): Set it if we expanded argv.
10851 (do_spec_1): Pass an @-file to the linker if we were called with
10852 an @-file argument and HAVE_GNU_LD.
10853 * collect2.c (at_file_supplied): New variable.
10854 (response_file): New variable.
10855 (collect_exit): Unlink response_file if necessary.
10856 (handler): Likewise.
10857 (do_wait): Likewise.
10858 (main): Set at_file_supplied if we expanded argv.
10859 (collect_execute): Pass an @-file to subprocesses if we were called
10860 with an @-file argument.
10861 * configure.ac: Add define for HAVE_GNU_LD.
10862 * configure: Regenerate.
10863 * config.in: Regenerate.
10865 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10867 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10868 operand to HI mode.
10873 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10875 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10876 (TARGET_ENCODE_SECTION_INFO): Re-define.
10877 (m32c_encode_section_info): New
10878 (function_vector_handler): New
10879 (current_function_special_page_vector): New
10880 (m32c_special_page_vector_p): New.
10881 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10883 * config/m32c/jump.md: Added instruction JSRS for functions
10884 with attribute "function_vector".
10885 * doc/extend.texi (function_vector): Added description
10886 for M16C, M32C targets.
10888 2007-05-07 DJ Delorie <dj@redhat.com>
10891 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10892 ashrpsi3, lshrpsi3): Update shift count constraint.
10894 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10895 Nathan Froyd <froydnj@codesourcery.com>
10898 * c-incpath.c (add_path): Strip trailing path separators.
10900 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10902 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10903 Free dominance info before purging EH edges.
10904 (eliminate_degenerate_phis): Likewise.
10905 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10907 2007-05-07 Jan Hubicka <jh@suse.cz>
10909 * gimplify.c (gimplify_expr): Do not crash when folding
10910 (void *)(int)&a + 4.
10912 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10915 * c-opts.c (lang_fortran): Make it non static.
10916 * c-common.h (lang_fortran): New prototype.
10917 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10918 -lang-fortran option was passed by the driver.
10920 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10922 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10923 of ASSERT_CHECKING. Tweak message.
10925 2007-05-06 Revital Eres <eres@il.ibm.com>
10928 * loop-unroll.c (insert_var_expansion_initialization):
10929 Initialize the expansions with -zero instead of +zero.
10931 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10933 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10934 into pic and non-pic versions. Mark r19 as used for
10935 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10936 for tgd_load, tld_load and tie_load .
10937 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10938 version of tgd_load, tld_load and tie_load depending on the
10941 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10942 Jakub Jelinek <jakub@redhat.com>
10944 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10945 (__do_global_dtors_aux): Use more paranoid loop to run
10946 destructors if HIDDEN_DTOR_LIST_END.
10947 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10949 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10951 * varasm.c (align_variable): Don't increase alignment for
10952 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10953 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10955 2007-05-04 Josh Conner <jconner@apple.com>
10957 * basic-block.h (cdi_direction): Assign values to all enumeration
10959 (dom_computed): Remove.
10960 (dom_info_state): New.
10961 (set_dom_info_availability): New.
10962 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10963 walk_data.dom_direction.
10964 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10965 instead of dom_computed[].
10966 (split_edge): Likewise.
10967 (create_basic_block): Likewise.
10968 (merge_blocks): Likewise.
10969 * ifcvt.c (find_if_header): Likewise.
10970 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10971 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10972 * tree-ssa.c (verify_ssa): Likewise.
10973 * tree-cfg.c (tree_verify_flow_info): Likewise.
10974 (remove_edge_and_dominated_blocks): Likewise.
10975 * dominance.c (dom_computed): Make static.
10976 (calc_dfs_tree_nonrec): Change third param to a bool.
10977 (calc_dfs_tree): Change second param to a bool.
10978 (calc_idioms): Change second param to a bool. Use
10979 dom_convert_dir_to_idx.
10980 (init_dom_info): Validate dir before using.
10981 (dom_convert_dir_to_idx): New.
10982 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10983 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10984 (free_dominance_info): Use dom_convert_dir_to_idx.
10985 (get_immediate_dominator): Likewise.
10986 (set_immediate_dominator): Likewise.
10987 (get_dominated_by): Likewise.
10988 (redirect_immediate_dominators): Likewise.
10989 (nearest_common_denominator): Likewise.
10990 (dominated_by_p): Likewise.
10991 (bb_dom_dfs_in): Likewise.
10992 (bb_dom_dfs_out): Likewise.
10993 (recount_dominator): Likewise.
10994 (iterate_fix_dominators): Likewise.
10995 (add_to_dominance_info): Likewise.
10996 (delete_from_dominance_info): Likewise.
10997 (first_dom_son): Likewise.
10998 (next_dom_son): Likewise.
10999 (dom_info_available_p): Likewise.
11000 (dom_info_state): New.
11001 (set_dom_info_availability): New.
11003 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11005 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11007 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11009 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11011 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11012 (subdi3, subdi_carry): Delete.
11014 2007-05-04 Jan Hubicka <jh@suse.cz>
11015 Richard Guenther <rguenther@suse.de>
11017 * opts.c (decode_options): Do not fiddle with inlining
11018 parameters in case of optimizing for size.
11019 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11020 for size do nothing.
11021 (cgraph_decide_inlining_of_small_function): When optimizing for
11022 size never inline functions increasing caller size.
11023 (cgraph_early_inlining): Inline for size when optimizing for size.
11025 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11027 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11028 logical operations piecewise.
11029 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11030 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11031 subdi_sesidi_di): Delete.
11032 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11033 the generated sequence. Allow three-reg add in constraints. Rewrite
11034 the rtl expression for carry to avoid zero_extend of a constant.
11035 (sub_with_carry): New pattern.
11036 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11037 different sequence not involving jumps.
11038 (notbi): Now a named pattern.
11040 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11042 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11043 Add the note about a significant loss of accuracy of some
11044 mathematical routines when these options are used.
11046 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11048 * haifa-sched.c (rtx_vec_t): New typedef.
11049 (contributes_to_priority_p): Extract piece of priority () into new
11051 (priority): Use the function. Add assertion.
11052 (rank_for_schedule, set_priorities): Add assertion to check that
11053 insn's priority is initialized.
11054 (clear_priorities, calc_priorities): Change signature. Make it update
11055 all relevant insns. Update all callers ('add_to_speculative_block ()'
11056 and 'create_block_check_twin ()').
11057 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11058 Add new field 'priority_status'.
11059 (INSN_PRIORITY_STATUS): New macro.
11060 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11062 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11064 * sched-ebb.c (debug_ebb_dependencies): New static function.
11065 (init_ready_list): Use it.
11067 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11068 with changed signature and 'debug_rgn_dependencies ()'.
11069 (debug_rgn_dependencies): New static function.
11070 (init_ready_list): Use it.
11072 * sched-int.h (debug_dependencies): Declare.
11074 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11076 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11078 2007-05-04 Dirk Mueller <dmueller@suse.de>
11080 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11082 2007-05-03 Jan Hubicka <jh@suse.cz>
11084 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11085 ((T1)X op (T1)Y), for pointer type in more cases than before.
11087 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11089 * tree-object-size.c (plus_expr_object_size): When operand size is
11090 unknown, return unknown.
11092 2007-05-03 Dirk Mueller <dmueller@suse.de>
11094 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11096 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11099 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11101 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11103 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11105 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11107 * config/soft-fp/double.h, config/soft-fp/extended.h,
11108 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11109 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11110 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11111 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11114 2007-05-03 Ian Lance Taylor <iant@google.com>
11116 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11117 MASK_PPC_GFXOPT for 8540 or 8548.
11119 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11121 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11122 vect_print_dump_info() to output debug information.
11124 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11127 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11128 operands of size 2 when operand is not MEM_P.
11130 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11132 PR tree-optimization/30565
11133 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11135 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11137 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11138 (umulsi3_highpart): Use them.
11139 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11140 for final accumulator to D regisster tranfser.
11142 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11144 PR tree-optimization/31699
11145 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11147 (vect_enhance_data_refs_alignment): Compute peel amount using
11148 TYPE_VECTOR_SUBPARTS instead of vf.
11149 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11151 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11154 * system.h: Remove inclusion of double-int.h
11155 * tree.h: Include double-int.h
11156 * gengtype.c: Likewise
11157 * cfgloop.h: Likewise
11158 * Makefile.in: Adjust dependencies on double-int.h
11160 2007-05-02 Eric Christopher <echristo@apple.com>
11162 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11163 -shared to -Zdynamiclib.
11165 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11168 * c-common.c (strip_pointer_or_array_types): New function.
11169 * c-common.h (strip_pointer_or_array_types): New function declaration.
11171 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11173 PR tree-optimization/31771
11174 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11176 2007-05-02 Paul Brook <paul@codesourcery.com>
11178 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11180 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11182 PR middle-end/29715
11183 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11186 2007-05-02 Nick Clifton <nickc@redhat.com>
11188 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11190 2007-05-02 Richard Guenther <rguenther@suse.de>
11192 PR tree-optimization/31146
11193 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11194 argument, single_use_p. If we have a single use that is
11195 a conversion to the definition rhs type, propagate that rhs.
11196 (forward_propagate_addr_expr): Pass single_use_p argument
11197 to forward_propagate_addr_expr_1.
11199 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11201 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11204 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11206 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11207 'AMD Family 10 core'.
11209 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11211 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11212 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11213 with SSE3 instruction set support.
11214 * doc/invoke.texi: Likewise.
11216 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11218 * config/i386/i386.c (override_options): Tuning 32-byte loop
11219 alignment for amdfam10 architecture. Increasing the max loop
11220 alignment to 24 bytes.
11222 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11224 * config/m68k/constraints.md: New.
11225 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11226 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11227 EXTRA_CONSTRAINT): Remove.
11228 * config/m68k/m68k.md: Include constraints.md.
11229 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11231 2007-05-01 Ian Lance Taylor <iant@google.com>
11233 PR tree-optimization/31739
11234 * tree-vrp.c (vrp_val_is_max): New static function.
11235 (vrp_val_is_min): New static function.
11236 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11238 (set_value_range): Use vrp_val_is_{max,min}.
11239 (extract_range_from_assert): Likewise.
11240 (extract_range_from_binary_expr): Likewise.
11241 (extract_range_from_unary_expr): Likewise.
11242 (dump_value_range, vrp_meet): Likewise.
11243 (vrp_visit_phi_node): Likewise.
11244 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11246 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11248 * config/i386/gmon-sol2.c (size_t): New type.
11249 (intptr_t): Likewise.
11250 (s_textsize): Declare as size_t.
11252 (monstartup): Use size_t for sizes.
11253 (_mcount): Save and restore registers.
11254 (internal_mcount): Pass 0 as the first argument to monstartup
11256 (moncontrol): Convert pointer to appropriately sized integer
11257 before passing to profil.
11259 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11261 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11262 __NO_FPRS__, not just if _SOFT_DOUBLE.
11263 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11264 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11265 also for E500 double.
11266 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11267 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11270 2007-05-01 Richard Guenther <rguenther@suse.de>
11272 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11275 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11277 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11279 2007-05-01 Jan Hubicka <jh@suse.cz>
11281 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11284 2007-05-01 Jan Hubicka <jh@suse.cz>
11286 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11287 (maybe_fold_offset_to_reference): Declare.
11288 * fold-const.c (fold_unary): Do not fold
11289 (type *)&A into &A->field_of_type_and_offset_0
11290 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11291 size is unknown, give up.
11292 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11294 (maybe_fold_offset_to_reference): New.
11295 (maybe_fold_stmt_indirect): Use it.
11296 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11297 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11299 (gimplify_expr): Likewise for plus_expr.
11301 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11303 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11304 bsi_after_labels. Always insert statements before bsi.
11305 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11306 * predict.c (apply_return_prediction): Check for empty blocks.
11307 * cfgexpand.c (lab_rtx_for_bb): New variable.
11308 (label_rtx_for_bb): Do not create new tree labels.
11309 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11310 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11311 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11313 (label_for_bb): Add field used.
11314 (update_eh_label, main_block_label): Mark the label used.
11315 (cleanup_dead_labels): Remove unused labels.
11317 2007-05-01 Richard Guenther <rguenther@suse.de>
11319 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11320 if it is not about to be set.
11321 (get_value_range): Do not pre-allocate equiv bitmap.
11322 (update_value_range): No need to clear equiv field.
11323 (add_equivalence): Change prototype to get bitmap pointer.
11324 Allocate bitmap here if it is not already.
11325 (extract_range_from_assert): Do not allocate bitmap here.
11326 Update callers to add_equivalence.
11327 (extract_range_from_ssa_name): Likewise.
11328 (get_vr_for_comparison): New static helper.
11329 (compare_name_with_value): Handle NULL equiv bitmap by
11330 peeling the first iteration of the comparison loop.
11331 Use get_vr_for_comparison.
11332 (compare_names): Handle NULL equiv bitmaps by using fake
11333 ones. Use get_vr_for_comparison.
11335 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11337 * double-int.c (mpz_set_double_int): Moved from
11338 tree-ssa-loop-niter.c.
11339 (mpz_get_double_int): Likewise; also, add option to wrap
11340 out-of-range integers.
11341 * double-int.h: New prototypes for above.
11342 * tree.c (get_static_type_bounds): Moved from
11343 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11344 TYPE_MAX_VALUE if they exist..
11345 * tree.h: New prototype for above.
11346 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11347 get_type_bounds calls.
11348 (mpz_set_double_int): Move to double-int.c.
11349 (get_type_bounds): Move to tree.c, rename to
11350 get_static_type_bounds.
11351 (mpz_to_double_int): Move to double-int.c, rename to
11352 mpz_get_double_int.
11354 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11356 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11357 DIV0 exception can fall through to a normal return.
11359 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11361 PR middle-end/22156
11362 Temporarily revert:
11363 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11364 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11365 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11366 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11367 initialize align to silence bogus warning.
11368 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11369 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11371 (struct sra_walk_fns): Remove use_all parameter from use.
11372 (sra_hash_tree): Handle BIT_FIELD_REFs.
11373 (sra_elt_hash): Don't hash bitfld blocks.
11374 (sra_elt_eq): Skip them in parent compares as well. Handle
11376 (sra_walk_expr): Don't maintain or pass down use_all_p.
11377 (scan_use): Remove use_all parameter.
11378 (scalarize_use): Likewise. Re-expand assignment to
11379 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11380 output, and re-scalarize after output. Don't mark anything
11382 (scalarize_ldst): Adjust.
11383 (scalarize_walk_gimple_modify_statement): Likewise.
11384 (build_element_name_1): Handle BIT_FIELD_REFs.
11385 (instantiate_element): Don't warn for any element whose parent
11386 is used as a whole.
11387 (instantiate_missing_elements_1): Return the sra_elt.
11388 (canon_type_for_field): New.
11389 (try_instantiate_multiple_fields): New.
11390 (instantiate_missing_elemnts): Use them.
11391 (mark_no_warning): Removed.
11392 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11393 (REPLDUP, sra_build_elt_assignment): New.
11394 (generate_copy_inout): Use them.
11395 (generate_element_copy): Likewise. Handle bitfld differences.
11396 (generate_element_zero): Don't recurse for blocks. Use
11397 sra_build_elt_assignment.
11398 (generate_one_element_int): Take elt instead of var. Use
11399 sra_build_elt_assignment.
11400 (generate_element_init_1): Adjust.
11401 (scalarize_use, scalarize_copy): Use REPLDUP.
11402 (scalarize_ldst): Move assert before dereference.
11403 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11405 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11408 * tree.c (reconstruct_complex_type): Reconstruct a reference
11410 Also use the same mode for the pointer as the old pointer type.
11412 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11414 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11417 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11419 PR rtl-optimization/31676
11420 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11421 (df_refs_record): Call it.
11423 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11425 * rtl.def (SS_ABS): New code.
11426 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11427 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11428 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11429 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11430 (bfin_init_builtins): Define them.
11431 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11432 (bfin_expand_builtin): ... and handle the others here.
11433 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11434 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11435 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11436 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11437 operand is only HImode.
11439 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11441 * regclass.c (scan_one_insn): Remove splitting of
11444 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11445 Nigel Stephens <nigel@mips.com>
11447 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11449 2007-04-28 Jan Hubicka <jh@suse.cz>
11451 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11452 insn_locators_alloc instead of insn_locators_initialize;
11453 call reset_block_changes.
11454 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11455 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11456 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11457 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11458 * config/score/score.c (th_output_mi_thunk): Likewise.
11459 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11460 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11461 tolerate uninitialized locator info.
11464 * function.c (init_function_start): Don't init line number info.
11465 (expand_function_end): Update.
11466 (reset_block_changes, record_block_change, finalize_block_changes,
11467 check_block_change, free_block_changes): Kill.
11468 * function.h (reset_block_changes, record_block_change,
11469 finalize_block_changes, check_block_change, free_block_changes):
11471 (struct function): Remove ib_boundaries_block.
11472 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11473 Use curr_insn_locator to initialize locator.
11474 (emit_line_note): Remove.
11475 * cfgexpand.c (expand_gimple_cond_expr): Update.
11476 (construct_exit_block): Likewise.
11477 (tree_expand_cfg): Initialize/finalize locators.
11478 * expr.c (expand_expr_real): Update.
11479 * cfglayout.c (line_locators_locs, line_locators_lines,
11480 file_locators_locs, file_locators_files): Remove.
11481 (set_block_levels): Move to cfgexpand.c.
11482 (insn_locators_initialize): Remove.
11483 (pass_insn_locators_initialize): Remove.
11484 (locations_locators_locs, locations_locators_vals): New static vars.
11485 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11487 (insn_locators_alloc, insn_locators_finalize,
11488 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11490 (locator_location): New.
11491 (locator_line, locator_file): Rewrite.
11492 * rtl.h (emit_line_note): Kill.
11493 (insn_locators_alloc, insn_locators_finalize,
11494 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11496 * tree-inline.c (initialize_cfun): Do not initialize
11497 ib_boundaries_block.
11498 * passes.c (pass_insn_locators_initialize): Remove.
11500 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11502 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11503 info. Update last_basic_block correctly.
11505 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11508 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11509 register itself to hold the offset constant. Tell flow the use
11510 of r4 and r5 when they are used.
11512 2007-04-27 Richard Guenther <rguenther@suse.de>
11514 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11515 if we simplified anything.
11516 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11517 warnings until we did a simplification and the stmt was not
11518 marked as TREE_NO_WARNING.
11520 2007-04-27 Mike Stump <mrs@apple.com>
11522 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11524 2007-04-27 Ian Lance Taylor <iant@google.com>
11526 PR middle-end/31710
11527 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11528 TYPE_MAX_VALUE exist, convert them to the new type.
11530 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11532 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11533 if it claims to be available.
11534 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11535 edge is redirected.
11536 (perform_tree_ssa_dce): Always free postdominators.
11538 2007-04-27 Richard Henderson <rth@redhat.com>
11540 * config/alpha/predicates.md (aligned_memory_operand): Mark
11541 as define_special_predicate.
11542 (unaligned_memory_operand, normal_memory_operand): Likewise.
11543 (reg_or_unaligned_mem_operand): Remove.
11544 (any_memory_operand): Match the documentation and check for
11545 non-renumbered pseudos during reload.
11546 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11547 alpha_secondary_reload_class, update to new interface, make static.
11548 Handle CQImode like HImode. Remove FP subreg check.
11549 (alpha_expand_mov): Use replace_equiv_address.
11550 (alpha_expand_mov_nobwx): Use any_memory_operand.
11551 (TARGET_SECONDARY_RELOAD): New.
11552 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11553 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11554 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11555 * config/alpha/alpha.md: ... here.
11556 (RELOAD12, reloadmode): New.
11558 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11559 Don't handle the aligned case here.
11560 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11561 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11562 reload_inhi_help. Don't expect a scratch register.
11563 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11565 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11567 2007-04-27 Richard Guenther <rguenther@suse.de>
11569 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11571 2007-04-27 Richard Guenther <rguenther@suse.de>
11573 PR tree-optimization/30965
11574 PR tree-optimization/30978
11575 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11576 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11577 (find_equivalent_equality_comparison): Likewise.
11578 (simplify_cond): Likewise.
11579 (get_prop_source_stmt): New helper.
11580 (get_prop_dest_stmt): Likewise.
11581 (can_propagate_from): Likewise.
11582 (remove_prop_source_from_use): Likewise.
11583 (combine_cond_expr_cond): Likewise.
11584 (forward_propagate_comparison): New function.
11585 (forward_propagate_into_cond): Rewrite to use fold for
11587 (tree_ssa_forward_propagate_single_use_vars): Call
11588 forward_propagate_comparison to propagate comparisons.
11590 2007-04-27 Richard Guenther <rguenther@suse.de>
11592 PR tree-optimization/31715
11593 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11594 sure to do computation on the offset in an appropriate
11597 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11599 * reload.h (elimination_target_reg_p): Declare.
11600 * reload.c (find_reloads): Don't apply the reg_rtx move
11601 optimization if the SET_DEST satisfies elimination_target_reg_p.
11602 * reload1.c (elimination_target_reg_p): New function.
11603 (gen_reload): In the move/add2 fallback, make sure that op0
11604 does not overlap the destination register.
11606 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11608 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11609 transform only GIMPLE_MODIFY_STMTs.
11610 * tree-complex.c (expand_complex_operations_1): Ditto.
11611 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11612 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11613 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11615 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11616 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11617 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11618 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11619 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11620 slpeel_add_loop_guard): Ditto.
11621 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11622 * lambda-code.c (perfect_nestify): Ditto.
11623 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11624 before the first statement.
11625 * tree-optimize.c (execute_free_datastructures): Fix comments.
11626 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11627 * tree-flow.h (disband_implicit_edges): Declaration removed.
11628 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11630 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11631 COND_EXPRs without gotos.
11632 (disband_implicit_edges, has_label_p): Removed.
11633 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11634 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11636 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11638 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11639 also for COND_EXPRs.
11640 * cfgexpand.c (label_rtx_for_bb): New function.
11641 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11642 Use label_rtx_for_bb to find the labels.
11643 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11644 last block. Detect fallthru edges.
11646 2007-04-26 Ian Lance Taylor <iant@google.com>
11649 * reload.c (find_reloads_subreg_address): If the address was valid
11650 in the original mode but not in the new mode, reload the whole
11653 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11655 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11656 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11657 (cleanup_control_expr_graph): Do not invalidate dominance info.
11658 Record altered blocks.
11659 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11660 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11661 cleanup_tree_cfg_bb): New functions.
11662 (remove_forwarder_block): Do not maintain the worklist of blocks.
11663 Record altered blocks.
11664 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11665 not over whole cfg.
11666 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11667 delete_unreachable_blocks if dominators are not available.
11668 * tree-inline.c (optimize_inline_calls): Free dominance information
11670 * tree-flow.h (remove_edge_and_dominated_blocks,
11671 cfgcleanup_altered_bbs): Altered.
11672 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11674 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11676 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11677 do not invalidate dominators.
11679 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11681 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11682 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11683 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11684 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11686 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11688 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11690 2007-04-26 Richard Guenther <rguenther@suse.de>
11692 PR tree-optimization/31703
11693 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11694 the right type for the target of the bittest.
11696 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11698 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11699 ix86_sol10_return_in_memory.
11701 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11703 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11706 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11709 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11711 PR tree-optimization/30558
11712 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11713 clear this_state.prev_try.
11715 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11716 Mark Mitchell <mark@codesourcery.com>
11718 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11719 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11720 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11722 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11725 * doc/invoke.texi (%:print-asm-header): Document.
11726 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11728 (static_spec_functions): Add print-asm-header.
11729 (main): Print a banner before the --target-help linker options.
11730 (print_asm_header_spec_function): New function.
11732 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11735 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11736 (movsf_ie): Likewise.
11738 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11740 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11742 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11744 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11745 exception for divide-by-zero.
11746 (__umodsi3, __modsi3): Likewise.
11748 2007-04-25 Dirk Mueller <dmueller@suse.de>
11750 * c-typeck.c (build_compound_expr): Annotate warning()
11751 call with OPT_Wunused_value.
11752 * tree-ssa.c (warn_uninit): Annotate warning with
11754 * c-common.c (handle_sentinel_attribute): Annotate warning
11755 call with OPT_Wattributes.
11757 2007-04-25 Thiemo Seufer <ths@mips.com>
11759 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11760 (mips16): Fix typo.
11761 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11762 on to the assembler. Improve handling of -mno-mips16. Add handling
11763 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11764 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11765 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11766 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11768 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11771 * config/i386/winnt.c (i386_pe_file_end): Strip only
11772 USER_LABEL_PREFIX when writing export name.
11774 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11776 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11777 sh/elf.h, vx-common.h and vxworks.h.
11778 * config/sh/sh.h: Include config/vxworks-dummy.h.
11779 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11780 (OVERRIDE_OPTIONS): Use it.
11781 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11782 (vxworks_picreg): New pattern.
11783 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11784 VXWORKS_OS_CPP_BUILTINS.
11785 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11786 to their VXWORKS_* equivalents.
11787 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11788 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11789 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11790 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11791 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11792 -mrtp/-fPIC multilibs.
11793 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11794 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11795 (MULTILIB_OSDIRNAMES): Delete.
11797 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11800 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11802 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11804 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11805 rounding mode to be specified by the caller.
11806 (real_to_mpfr) Likewise.
11807 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11808 include new arguments.
11809 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11811 2007-04-24 Ian Lance Taylor <iant@google.com>
11813 PR tree-optimization/31605
11814 * tree-vrp.c (set_value_range): Check that min and max are not
11815 both overflow infinities.
11816 (set_value_range_to_value): New static function.
11817 (extract_range_from_binary_expr): Call set_value_range_to_value.
11818 (extract_range_from_cond_expr): Likewise.
11819 (extract_range_from_expr): Likewise.
11820 (extract_range_from_unary_expr): Likewise. Don't create a range
11821 which overflows on both sides.
11822 (vrp_meet): Check for a useless range.
11823 (vrp_visit_phi_node): If we see a constant which looks like an
11824 overflow infinity, turn off the TREE_OVERFLOW flag.
11826 2007-04-24 Ian Lance Taylor <iant@google.com>
11828 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11830 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11832 PR diagnostic/25923
11833 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11834 diagnostic message is being built.
11835 * tree-pretty-print.c (dump_generic_node): Only write the
11836 formatted text into BUFFER's stream if we are not building a
11837 diagnostic message.
11838 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11840 * Makefile.in (toplev.o): Depend on tree-pass.h.
11842 2007-04-24 Ian Lance Taylor <iant@google.com>
11844 PR tree-optimization/31602
11845 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11846 conditionals in the copied loop header.
11847 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11848 warnings if TREE_NO_WARNING is set.
11849 * doc/invoke.texi (Warning Options): Clarify that
11850 -Wstrict-overflow does not warn about loops.
11852 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11854 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11855 expand on the comment about _Decimal128 arguments and check the
11856 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11857 that _Decimal128 argument uses even/odd register pair.
11858 (function_arg): Ditto.
11860 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11862 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11863 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11865 2007-04-24 Richard Guenther <rguenther@suse.de>
11866 Olga Golovanevsky <olga@il.ibm.com>
11868 * fold-const.c (multiple_of_p): Check for bottom
11871 2007-04-24 Richard Henderson <rth@redhat.com>
11873 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11874 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11875 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11876 looking for non-zero bits shifted out. Avoid a recursive call
11877 when constructing the scalar.
11878 (__floatundisf): Likewise.
11880 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11882 * dwarf2out.c (field_byte_offset): Move the existing logic
11883 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11884 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11886 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11889 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11890 length argument of 0 for memset.
11891 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11892 unsigned shift instead of the signed variant.
11894 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11896 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11897 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11898 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11899 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11900 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11901 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11902 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11903 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11904 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11905 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11906 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11907 "mul<mode>3", "div<mode>3"): Insn definitions added.
11908 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11909 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11910 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11911 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11912 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11913 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11914 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11915 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11916 TARGET_FLOAT_FORMAT): Macro definitions removed.
11917 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11918 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11919 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11920 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11921 (s390_gen_rtx_const_DI): Function removed.
11922 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11924 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11926 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11927 over an external ffs function.
11929 2007-04-24 Chao-ying Fu <fu@mips.com>
11930 Richard Sandiford <richard@nildram.co.uk>
11932 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11933 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11934 (smadd_widen_optab, umadd_widen_optab): Define.
11935 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11937 * genopinit.c (optabs): Fill in smadd_widen_optab and
11939 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11940 and umadd_widen_optab to implement multiply-add sequences.
11941 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11942 (<u>maddsidi4): ...this. Extend condition to include
11943 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11944 of operand 0 to "ka" and use the three-operand form of madd<u>
11946 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11948 * config/mips/constraints.md (ka): New register constraint.
11950 2007-04-24 Jan Hubicka <j@suse.cz>
11954 2007-04-23 Jan Hubicka <jh@suse.cz>
11955 * function.c (init_function_start): Don't init line number info.
11956 (expand_function_end): Update.
11957 (reset_block_changes, record_block_change, finalize_block_changes,
11958 check_block_change, free_block_changes): Kill.
11959 * function.h (reset_block_changes, record_block_change,
11960 finalize_block_changes, check_block_change, free_block_changes):
11962 (struct function): Remove ib_boundaries_block.
11963 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11964 Use curr_insn_locator to initialize locator.
11965 (emit_line_note): Remove.
11966 * cfgexpand.c (expand_gimple_cond_expr): Update.
11967 (construct_exit_block): Likewise.
11968 (tree_expand_cfg): Initialize/finalize locators.
11969 * expr.c (expand_expr_real): Update.
11970 * cfglayout.c (line_locators_locs, line_locators_lines,
11971 file_locators_locs, file_locators_files): Remove.
11972 (set_block_levels): Move to cfgexpand.c.
11973 (insn_locators_initialize): Remove.
11974 (pass_insn_locators_initialize): Remove.
11975 (locations_locators_locs, locations_locators_vals): New static vars.
11976 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11978 (insn_locators_alloc, insn_locators_finalize,
11979 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11981 (locator_location): New.
11982 (locator_line, locator_file): Rewrite.
11983 * rtl.h (emit_line_note): Kill.
11984 (insn_locators_alloc, insn_locators_finalize,
11985 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11987 * tree-inline.c (initialize_cfun): Do not initialize
11988 ib_boundaries_block.
11989 * passes.c (pass_insn_locators_initialize): Remove.
11991 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11993 * doc/invoke.texi: Removed leading '-' from option index entries.
11995 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11997 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11999 (create_phi_node): Use set_phi_nodes.
12000 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12001 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12002 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12003 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12004 (bsi_start, bsi_last): Use bb_stmt_list.
12005 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12006 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12007 Traverse the statements using tsi iterator.
12008 * basic-block.h (struct basic_block_def): Fields stmt_list
12009 and phi_nodes moved to ...
12010 (struct tree_bb_info): ... new structure.
12011 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12012 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12013 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12014 (tree_verify_flow_info): Verify that il.tree is not set for
12015 entry and exit block.
12016 (tree_split_block): Use set_bb_stmt_list.
12018 2007-04-23 Mike Stump <mrs@apple.com>
12020 * config/i386/i386.c (ix86_tune_features
12021 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12024 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12026 * config/i386/i386.md (prefix_extra): New attribute.
12027 (length): Add prefix_extra.
12029 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12030 (sse2_movntv2di): Likewise.
12031 (sse2_cvtps2dq): Likewise.
12032 (sse2_cvtpd2pi): Likewise.
12033 (sse2_cvttpd2pi): Likewise.
12034 (*sse2_cvtpd2ps): Likewise.
12035 (*add<mode>3): Likewise.
12036 (sse2_ssadd<mode>3): Likewise.
12037 (sse2_usadd<mode>3): Likewise.
12038 (*sub<mode>3): Likewise.
12039 (sse2_sssub<mode>3): Likewise.
12040 (sse2_ussub<mode>3): Likewise.
12041 (*mulv8hi3): Likewise.
12042 (*smulv8hi3_highpart): Likewise.
12043 (*umulv8hi3_highpart): Likewise.
12044 (sse2_umulv2siv2di3): Likewise.
12045 (sse2_pmaddwd): Likewise.
12046 (ashr<mode>3): Likewise.
12047 (lshr<mode>3): Likewise.
12048 (ashl<mode>3): Likewise.
12049 (sse2_ashlti3): Likewise.
12050 (sse2_lshrti3): Likewise.
12051 (*umaxv16qi3): Likewise.
12052 (*smaxv8hi3): Likewise.
12053 (*uminv16qi3): Likewise.
12054 (*sminv8hi3): Likewise.
12055 (sse2_eq<mode>3): Likewise.
12056 (sse2_gt<mode>3): Likewise.
12057 (*and<mode>3): Likewise.
12058 (sse2_nand<mode>3): Likewise.
12059 (*ior<mode>3): Likewise.
12060 (*xor<mode>3): Likewise.
12061 (sse2_packsswb): Likewise.
12062 (sse2_packssdw): Likewise.
12063 (sse2_packuswb): Likewise.
12064 (sse2_punpckhbw): Likewise.
12065 (sse2_punpcklbw): Likewise.
12066 (sse2_punpckhwd): Likewise.
12067 (sse2_punpcklwd): Likewise.
12068 (sse2_punpckhdq): Likewise.
12069 (sse2_punpckldq): Likewise.
12070 (sse2_punpckhqdq): Likewise.
12071 (sse2_punpcklqdq): Likewise.
12072 (*sse2_pinsrw): Likewise.
12073 (*sse2_pextrw): Likewise.
12074 (sse2_pshufd_1): Likewise.
12075 (sse2_uavgv16qi3): Likewise.
12076 (sse2_uavgv8hi3): Likewise.
12077 (sse2_psadbw): Likewise.
12078 (sse2_pmovmskb): Likewise.
12079 (*sse2_maskmovdqu): Likewise.
12080 (*sse2_maskmovdqu_rex64): Likewise.
12081 (sse4a_extrqi): Likewise.
12082 (sse4a_extrq): Likewise.
12083 (sse3_lddqu): Set prefix_rep.
12084 (sse3_addsubv4sf3): Likewise.
12085 (sse3_haddv4sf3): Likewise.
12086 (sse3_hsubv4sf3): Likewise.
12087 (sse_cvtss2si): Likewise.
12088 (sse_cvtss2si_2): Likewise.
12089 (sse_cvtss2siq): Likewise.
12090 (sse_cvtss2siq_2): Likewise.
12091 (sse_cvttss2si): Likewise.
12092 (sse_cvttss2siq): Likewise.
12093 (sse2_cvttps2dq): Likewise.
12094 (sse3_movshdup): Likewise.
12095 (sse3_movsldup): Likewise.
12096 (sse2_cvtsd2si): Likewise.
12097 (sse2_cvtsd2si_2): Likewise.
12098 (sse2_cvtsd2siq): Likewise.
12099 (sse2_cvtsd2siq_2): Likewise.
12100 (sse2_cvttsd2si): Likewise.
12101 (sse2_cvttsd2siq): Likewise.
12102 (*sse2_cvtpd2dq): Likewise.
12103 (*sse2_cvttpd2dq): Likewise.
12104 (sse2_pshuflw_1): Likewise.
12105 (sse2_pshufhw_1): Likewise.
12106 (sse4a_insertqi): Likewise.
12107 (sse4a_insertq): Likewise.
12108 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12109 (ssse3_phadddv4si3): Likewise.
12110 (ssse3_phaddswv8hi3): Likewise.
12111 (ssse3_phsubwv8hi3): Likewise.
12112 (ssse3_phsubdv4si3): Likewise.
12113 (ssse3_phsubswv8hi3): Likewise.
12114 (ssse3_pmaddubswv8hi3): Likewise.
12115 (ssse3_pmulhrswv8hi3): Likewise.
12116 (ssse3_pshufbv16qi3): Likewise.
12117 (ssse3_psign<mode>3): Likewise.
12118 (ssse3_palignrti): Likewise.
12119 (abs<mode>2): Likewise.
12120 (ssse3_phaddwv4hi3): Set prefix_extra.
12121 (ssse3_phadddv2si3): Likewise.
12122 (ssse3_phaddswv4hi3): Likewise.
12123 (ssse3_phsubwv4hi3): Likewise.
12124 (ssse3_phsubdv2si3): Likewise.
12125 (ssse3_phsubswv4hi3): Likewise.
12126 (ssse3_pmaddubswv4hi3): Likewise.
12127 (ssse3_pmulhrswv4hi3): Likewise.
12128 (ssse3_pshufbv8qi3): Likewise.
12129 (ssse3_psign<mode>3): Likewise.
12130 (ssse3_palignrdi): Likewise.
12131 (abs<mode>2): Likewise.
12132 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12133 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12134 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12136 2007-04-23 Nick Clifton <nickc@redhat.com>
12138 * params.def: Fix formatting of emacs local variables.
12140 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12142 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12143 move if inter-unit move isn't allowed.
12144 Don't split moving the first element of V2DI to DI to inter-unit
12145 move if inter-unit move isn't allowed.
12147 2007-04-23 Richard Guenther <rguenther@suse.de>
12149 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12150 and CDI_POST_DOMINATORS separately.
12152 2007-04-23 Nick Clifton <nickc@redhat.com>
12154 * c.opt (Wformat-contains-nul): Add warning attribute.
12156 2007-04-23 Jan Hubicka <jh@suse.cz>
12158 * function.c (init_function_start): Don't init line number info.
12159 (expand_function_end): Update.
12160 (reset_block_changes, record_block_change, finalize_block_changes,
12161 check_block_change, free_block_changes): Kill.
12162 * function.h (reset_block_changes, record_block_change,
12163 finalize_block_changes, check_block_change, free_block_changes):
12165 (struct function): Remove ib_boundaries_block.
12166 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12167 Use curr_insn_locator to initialize locator.
12168 (emit_line_note): Remove.
12169 * cfgexpand.c (expand_gimple_cond_expr): Update.
12170 (construct_exit_block): Likewise.
12171 (tree_expand_cfg): Initialize/finalize locators.
12172 * expr.c (expand_expr_real): Update.
12173 * cfglayout.c (line_locators_locs, line_locators_lines,
12174 file_locators_locs, file_locators_files): Remove.
12175 (set_block_levels): Move to cfgexpand.c.
12176 (insn_locators_initialize): Remove.
12177 (pass_insn_locators_initialize): Remove.
12178 (locations_locators_locs, locations_locators_vals): New static vars.
12179 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12181 (insn_locators_alloc, insn_locators_finalize,
12182 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12184 (locator_location): New.
12185 (locator_line, locator_file): Rewrite.
12186 * rtl.h (emit_line_note): Kill.
12187 (insn_locators_alloc, insn_locators_finalize,
12188 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12190 * tree-inline.c (initialize_cfun): Do not initialize
12191 ib_boundaries_block.
12192 * passes.c (pass_insn_locators_initialize): Remove.
12194 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12196 PR middle-end/31448
12197 * expr.c (reduce_to_bit_field_precision): Handle
12200 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12202 PR tree-optimization/24659
12203 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12204 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12205 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12206 * genopinit.c (optabs): Rename vec_pack_mod_optab
12207 to vec_pack_trunc_optab.
12208 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12209 early for scalar floating point operands for NOP_EXPR.
12210 (vectorizable_type_promotion): Ditto.
12211 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12212 vec_pack_trunc_optab.
12213 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12215 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12216 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12217 Rename from VEC_PACK_MOD_EXPR.
12218 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12219 * expr.c (expand_expr_real_1): Ditto.
12220 * tree-inline.c (estimate_num_insns_1): Ditto.
12221 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12223 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12224 (vec_unpacks_lo_v4sf): Ditto.
12225 (vec_pack_trunc_v2df): Ditto.
12226 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12227 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12228 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12230 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12232 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12234 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12235 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12236 packing of floating point operands.
12237 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12238 represent unpacking of floating point operands.
12239 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12240 [vec_unpacks_hi]: Ditto.
12241 [vec_unpacks_lo]: Ditto.
12243 2007-04-22 Jan Hubicka <jh@suse.cz>
12245 * final.c (rest_of_handle_final): Call
12246 targetm.asm_out.constructor/targetm.asm_out.destructor
12247 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12248 proper priority via decl_*_priority_insert.
12249 * c-common.c (c_expand_body): Likewise.
12251 2007-04-22 Richard Guenther <rguenther@suse.de>
12253 PR tree-optimization/29789
12254 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12255 (rewrite_reciprocal): New helper split out from
12256 determine_invariantness_stmt.
12257 (rewrite_bittest): Likewise.
12258 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12259 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12262 2007-04-22 Revital Eres <eres@il.ibm.com>
12264 * loop-unroll.c (var_to_expand): New field to support also
12265 insns of the form x = something + x.
12266 (analyze_insn_to_expand_var): Use it.
12267 (expand_var_during_unrolling): Likewise.
12269 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12271 * predict.c: Include pointer-set.h.
12272 (bb_predictions): New variable.
12273 (tree_predicted_by_p, tree_predict_edge,
12274 remove_predictions_associated_with_edge): Use bb_predictions map
12275 instead of bb->predictions.
12276 (clear_bb_predictions, assert_is_empty): New functions.
12277 (combine_predictions_for_bb): Use bb_predictions map. Call
12278 clear_bb_predictions.
12279 (tree_estimate_probability): Create and free bb_predictions map.
12280 * Makefile.in (predict.o): Add pointer-set.h dependency.
12281 * basic-block.h (struct basic_block_def): Remove predictions
12283 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12285 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12288 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12291 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12293 * timevar.c (timevar_print): Change reference of --disable-checking to
12294 --enable-checking=release. Also warn if assert checking is disabled.
12296 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12299 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12300 decl as addressable if the compound literal was marked as
12302 Mark the decl as a gimple register if it is a complex or
12303 vector decl and does not live in memory.
12305 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12307 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12308 (GENERIC_NEXT): New function macro.
12309 (PHI_CHAIN): Use phi_node's new chain variable.
12310 (tree_phi_node): Change tree_common to tree_base
12311 and add the chain field.
12312 * tree-phinodes.c (make_phi_node): Don't set
12313 TREE_TYPE on the new node.
12314 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12315 instead of checking GIMPLE_TUPLE_P in chain_next.
12316 * tree-vect-transform.c
12317 (get_initial_def_for_induction): Look at
12318 PHI_RESULT_TREE for the type of the phi node.
12319 (update_vuses_to_preheader): Use PHI_CHAIN
12320 instead of TREE_CHAIN on the phi node.
12321 * tree-ssa-structalias.c (compute_points_to_sets):
12323 (ipa_pta_execute): Likewise.
12325 2007-04-21 Richard Guenther <rguenther@suse.de>
12327 PR middle-end/31136
12328 * fold-const.c (fold_unary): Call fold_convert_const on the
12331 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12333 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12334 (store_killed_in_pat): New.
12336 2007-04-20 Richard Henderson <rth@redhat.com>
12339 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12340 TREE_LIST with a void_type_node value, not void_list_node exactly.
12342 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12344 * doc/standards.texi: Re-arrange into language-specific
12345 subsections. Add a C++ section, documenting which standards we
12348 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12350 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12351 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12353 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12355 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12356 ecrti.o and crtbegin.o.
12357 (LIB_DEFAULT_SPEC): Include -lc.
12358 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12360 2007-04-20 Richard Henderson <rth@redhat.com>
12363 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12364 argument; update all callers.
12365 (get_unaligned_offset): New.
12366 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12367 get_unaligned_address, just pass on the address directly.
12368 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12369 the subreg in the helper patterns.
12370 (unaligned_extendqidi_le): Use get_unaligned_offset.
12371 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12372 (unaligned_extendhidi_be): Likewise.
12373 (unaligned_extendhidi): Tidy.
12374 * config/alpha/alpha-protos.h: Update.
12376 2007-04-20 Richard Henderson <rth@redhat.com>
12378 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12379 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12380 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12381 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12382 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12383 (CPP_SPEC): Don't include %(cpp_subtarget).
12384 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12385 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12386 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12388 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12390 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12391 for __builtin_ia32_cmpordss.
12393 PR tree-optimization/31632
12394 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12395 and arg1 for optimizations of comparison against min/max values.
12396 Fold arg0 to arg1's type for optimizations of comparison against
12397 min+1 and max-1 values.
12399 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12401 * reload.c (combine_reloads): When trying to use a dying register,
12402 check whether it's uninitialized and don't use if so.
12404 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12406 * fold-const.c: Remove prototypes for native_encode_expr and
12407 native_interpret_expr.
12408 (native_encode_expr): Make non-static.
12409 (native_interpret_expr): Likewise.
12410 * tree.h: Add prototypes for the above.
12412 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12414 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12415 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12416 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12417 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12418 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12419 Add length attributes.
12421 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12423 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12426 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12427 __STDC_WANT_DEC_FP__.
12429 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12431 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12432 for long double compatibility.
12433 * configure: Regenerate.
12435 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12437 PR rtl-optimization/29841
12438 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12440 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12441 that may cause control flow transfer from being moved.
12443 2007-04-18 Jan Hubicka <jh@suse.cz>
12445 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12448 2007-04-18 Eric Christopher <echristo@apple.com>
12450 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12451 only. Update operands.
12452 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12453 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12454 link register to pic register.
12456 2007-04-18 Dirk Mueller <dmueller@suse.de>
12458 PR diagnostic/31227
12459 * tree-vrp.c (search_for_addr_array): New.
12460 (check_array_bounds): Suppress warning about
12461 address taken of array refs if its not de-referenced.
12463 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12465 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12466 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12468 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12469 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12470 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12472 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12474 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12476 (vect_analyze_scalar_cycles): Fix indentation.
12477 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12478 (vect_mark_relevant): Include phis in relevance analysis.
12480 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12482 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12484 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12485 output_operand_lossage().
12487 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12489 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12490 the unused code for reduction without adjust-in-epilog to simplify the
12493 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12495 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12496 (S390_TDC_NEGATIVE_ZERO): New constant.
12497 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12498 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12499 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12500 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12501 (S390_TDC_POSITIVE_INFINITY): New constant.
12502 (S390_TDC_NEGATIVE_INFINITY): New constant.
12503 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12504 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12505 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12506 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12507 (S390_TDC_INFINITY): New constant.
12508 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12509 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12510 optimization for UNSPEC_CCZ_TO_INT.
12511 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12512 ("*ccz_to_int"): New insn.
12513 ("isinf<mode>2"): New insn.
12514 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12515 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12516 (UNSPEC_CCZ_TO_INT): New constant.
12518 2007-04-18 Richard Guenther <rguenther@suse.de>
12520 PR tree-optimization/19431
12521 PR tree-optimization/21463
12522 * tree-pass.h (pass_phiprop): Declare.
12523 * passes.c (init_optimization_passes): New phiprop pass.
12524 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12525 (phivn_valid_p): New helper function.
12526 (phiprop_insert_phi): Likewise.
12527 (propagate_with_phi): Likewise.
12528 (tree_ssa_phiprop): New propagator propagating loads
12529 through phi nodes if profitable.
12531 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12533 * tree-vect-analyze.c (process_use): New function.
12534 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12535 Check phis in all bbs.
12536 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12539 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12541 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12544 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12547 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12550 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12552 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12554 (sse_vmmulv4sf3): Likewise.
12555 (sse2_vmaddv2df3): Likewise.
12556 (sse2_vmmulv2df3): Likewise.
12558 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12560 PR rtl-optimization/31360
12561 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12562 (target_reg_cost): New.
12563 (init_set_costs): Initialize target_reg_cost. Add comments
12564 regarding the rationale of the costs.
12565 (global_cost_for_size): Renamed to...
12566 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12567 of register pressure.
12568 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12569 estimate_reg_pressure_cost. Add number of ivs.
12570 (determine_set_costs): Dump target_reg_cost.
12571 * loop-invariant.c (gain_for_invariant): Use
12572 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12573 (best_gain_for_invariant, find_invariants_to_move): Remove
12575 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12576 (target_reg_cost): Declare.
12577 (global_cost_for_size): Declaration removed.
12578 (estimate_reg_pressure_cost): Declare.
12580 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12582 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12583 regnos into even/odd register pairs.
12584 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12585 TDmode similar to the other floating point modes.
12586 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12587 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12589 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12590 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12591 (movdd_hardfloat64): Use TARGET_MFPGPR.
12593 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12595 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12598 2005-01-05 Richard Henderson <rth@redhat.com>
12600 * reload1.c (do_input_reload): Restrict the optimization deleteing
12601 a previous output reload to RELOAD_FOR_INPUT.
12603 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12605 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12606 induc_vec_info_type.
12607 (vectorizable_induction): New function declaration.
12608 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12609 check if already vectorized. Find first place in BB where new stmts
12610 can be inserted. Takes only one argument.
12611 (vectorizable_induction): New function.
12612 (vect_transform_stmt): Add case for induc_vec_info_type to call
12613 vectorizable_induction.
12614 (vect_transform_loop): Consider phis for vectorization.
12615 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12617 (analyze_operations): Call vectorizable_induction when analyzing phis.
12619 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12620 (vect_mark_relevant): Include phis in relevance analysis.
12621 (vect_mark_stmts_to_be_vectorize): Likewise.
12622 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12624 2007-04-16 Lawrence Crowl <crowl@google.com>
12626 * doc/invoke.texi (Debugging Options): Add documentation for the
12627 -femit-struct-debug options -femit-struct-debug-baseonly,
12628 -femit-struct-debug-reduced, and
12629 -femit-struct-debug-detailed[=...].
12631 * c-opts.c (c_common_handle_option): Add
12632 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12633 and OPT_femit_struct_debug_detailed_.
12634 * c.opt: Add specifications for
12635 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12636 and -femit-struct-debug-detailed[=...].
12637 * opts.c (set_struct_debug_option): Parse the
12638 -femit-struct-debug-... options.
12639 * opts.c (matches_main_base, main_input_basename,
12640 main_input_baselength, base_of_path, matches_main_base): Add
12641 variables and functions to compare header base name to compilation
12643 * opts.c (should_emit_struct_debug): Add to determine to emit a
12644 structure based on the option.
12645 (dump_struct_debug) Also disabled function to debug this
12647 * opts.c (handle_options): Save the base name of the
12650 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12651 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12652 This hook indicates if a type is generic. Set it by default
12653 to "never generic".
12654 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12655 to determine if a struct type is generic or not.
12656 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12657 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12658 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12659 with live C++ hook.
12661 * flags.h (enum debug_info_usage): Add an enumeration to describe
12662 a program's use of a structure type.
12663 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12664 to indicate the program's usage of the type. Filter structs based
12665 on the -femit-struct-debug-... specification.
12666 (gen_type_die): Split into two routines, gen_type_die and
12667 gen_type_die_with_usage. gen_type_die is now a wrapper
12668 that assumes direct usage.
12669 (gen_type_die_with_usage): Replace calls to gen_type_die
12670 with gen_type_die_with_usage adding the program usage of
12671 the referenced type.
12672 (dwarf2out_imported_module_or_decl): Suppress struct debug
12673 information using should_emit_struct_debug when appropriate.
12675 2007-04-16 Ian Lance Taylor <iant@google.com>
12677 PR tree-optimization/31522
12678 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12679 (vrp_initialize): Allocate vr_phi_edge_counts.
12680 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12681 executable edge. Drop test for all constants.
12682 (vrp_finalize): Free vrp_phi_edge_counts.
12684 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12685 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12687 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12688 predecessors at head rather than tail.
12690 2007-04-16 Matthias Klose <doko@debian.org>
12692 * config/alpha/linux.h (CPP_SPEC): Define.
12693 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12695 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12697 * function.h: Remove sequence_stack extern declaration.
12699 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12701 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12703 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12706 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12708 * config/avr/avr.c (avr_arch_types): Rearranging array.
12709 (enum avr_arch): Add.
12710 (avr_mcu_types): Use avr_arch enumeration constants instead of
12712 * config/avr/avr.h (LINK_SPEC): Simplify.
12714 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12716 * config/m68k/m68k.c (m68k_libcall_value,
12717 m68k_function_value): Use macros for register names more.
12719 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12721 (M68K_REGNAME): Use A6_REG.
12722 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12724 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12726 PR middle-end/28071
12727 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12728 'pending_read_list_length' and 'pending_write_list_length'. Update
12730 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12731 to handle two length counters instead of one. Update all uses.
12732 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12733 two length counters instead of one.
12734 * sched-rgn.c (propagate_deps): Update to handle two length counters
12737 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12740 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12741 copy of source, pass it to ix86_expand_vector_set and return
12744 2007-04-16 David Ung <davidu@mips.com>
12745 Joseph Myers <joseph@codesourcery.com>
12747 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12748 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12749 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12750 Add 74K processor information.
12751 * config/mips/mips.md: Include 74k.md.
12752 (cpu): Add 74kc,74kf,74kx.
12753 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12754 * config/mips/74k.md: New.
12755 * doc/invoke.texi (MIPS Options): Document 74K support.
12757 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12759 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12760 vectorizable_* functions.
12761 * tree-vect-transform.c (vectorizable_call): Add check for
12762 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12763 (vectorizable_store): likewise.
12764 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12766 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12767 (vectorizable_type_promotion, vectorizable_load): Likewise.
12768 (vectorizable_live_operation, vectorizable_condition): Likewise.
12769 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12771 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12773 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12775 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12776 register numbers more.
12777 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12778 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12779 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12780 FUNCTION_VALUE_REGNO_P): Likewise.
12781 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12782 STATIC_CHAIN_REGNUM): Likewise.
12783 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12784 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12785 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12786 * config/m68k/m68k.md (FP_REG): New.
12788 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12790 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12793 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12795 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12796 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12799 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12801 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12804 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12807 * c-decl.c (finish_decl): Grab the type of the decl after the call
12808 to store_init_value.
12810 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12812 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12814 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12817 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12818 dominators, post dominators and cleanup cfg before returning.
12820 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12822 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12823 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12825 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12827 * config.gcc: Recognize fido.
12828 * config/m68k/m68k-devices.def (fidoa): New.
12829 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12831 (FL_FIDOA, TARGET_FIDOA): New.
12832 * config/m68k/m68k.opt (mfidoa): New.
12834 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12836 PR middle-end/31322
12837 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12838 when a personality function is used.
12840 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12842 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12844 2007-04-13 Mike Stump <mrs@apple.com>
12846 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12848 * config/darwin.opt (fapple-kext): Make C++ only.
12849 * config/darwin.c (darwin_override_options): Remove code to ensure
12850 -fapple-kext is given for C++ only.
12852 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12854 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12855 * config/mips/mips.c (override_options): Call
12856 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12858 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12860 * config/i386/i386.opt (msvr3-shlib): Removed.
12862 * doc/invoke.texi: Remove -msvr3-shlib.
12864 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12866 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12867 with "popcnt" instruction.
12869 2007-04-13 Richard Guenther <rguenther@suse.de>
12871 PR tree-optimization/21258
12872 * tree-vrp.c (compare_case_labels): New helper.
12873 (find_switch_asserts): New function.
12874 (find_assert_locations): Call it for SWITCH_EXPRs.
12876 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12878 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12879 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12880 check is now implied in X87_FLOAT_MODE_P.
12881 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12882 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12883 (fix_trunc<mode>_i386_fisttp): Ditto.
12884 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12885 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12886 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12887 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12888 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12889 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12890 (unnamed_splitters): Ditto.
12891 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12892 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12893 FIRST_SSE_REG for local functions when SSE math is enabled or
12894 for functions with sseregparm attribute.
12895 (standard_80387_constant_p): Return -1 if mode is not
12897 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12898 (ix86_expand_compare): Ditto.
12899 (ix86_expand_carry_flag_compare): Ditto.
12900 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12901 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12902 DECIMAL_FLOAT_MODE_P.
12903 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12904 of SCALAR_FLOAT_MODE_P.
12905 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12906 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12907 checks before FLOAT_MODE_P.
12908 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12909 before FLOAT_MODE_P.
12914 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12916 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12917 Charles Wilson <libtool@cwilson.fastmail.fm>
12919 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12920 (libgcc.mvars): Don't depend on them.
12921 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12922 * exec-tool.in: New.
12924 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12926 * doc/invoke.text (--help): Document --help=common.
12928 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12930 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12932 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12934 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12935 * genemit.c (main): Emit #include "integrate.h".
12936 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12937 (LOADGP_RTP): New mips_loadgp_style.
12938 * config/mips/mips.h: Include config/vxworks-dummy.h.
12939 (TARGET_RTP_PIC): New macro.
12940 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12941 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12942 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12943 for TARGET_RTP_PIC.
12944 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12945 -mvxworks-pic when using -mrtp and a PIC option.
12946 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12948 (mips_symbolic_constant_p, mips_symbolic_address_p)
12949 (mips_symbol_insns): Handle SYMBOL_HALF.
12950 (override_options): Warn about -G and -mrtp being used together.
12951 Initialize mips_lo_relocs[SYMBOL_HALF].
12952 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12953 (mips_emit_loadgp): Handle LOADGP_RTP.
12954 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12955 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12956 (tablejump): Handle function-relative case table entries if
12958 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12960 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12962 * config/mips/mips.md (load_call<mode>): Allow any general register.
12964 (sibcall_value_internal, sibcall_value_multiple_internal)
12965 (call_value_internal, call_value_split, call_value_multiple_internal)
12966 (call_value_multiple_split): Remove constraints from operand 0.
12968 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12970 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12971 rather than loadgp_noshared.
12972 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12973 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12975 * config/mips/mips.md (loadgp): Rename to...
12976 (loadgp_newabi): ...this.
12977 (loadgp_noshared): Rename to...
12978 (loadgp_absolute): ...this.
12980 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12982 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12983 false for locally-binding symbols.
12984 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12986 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12988 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12989 (SYMBOL_GOT_PAGE_OFST): ...this.
12990 (SYMBOL_GOT_GLOBAL): Rename to...
12991 (SYMBOL_GOT_DISP): ...this.
12992 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12993 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12994 * config/mips/mips.c (mips_global_symbol_p): New function.
12995 (mips_symbol_binds_local_p): Likewise.
12996 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12997 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12998 mips_global_symbol_p and mips_symbol_binds_local_p.
12999 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13000 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13001 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13002 SYMBOL_GOTOFF_DISP.
13003 (mips_ok_for_lazy_binding_p): New function.
13004 (mips_load_call_address, mips_expand_call): Use it.
13005 (mips_dangerous_for_la25_p): Likewise.
13006 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13007 (*got_disp<mode>): Use got_disp_operand instead of
13008 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13009 SYMBOL_GOTOFF_GLOBAL.
13010 (*got_page<mode>): Use got_page_ofst_operand instead of
13012 * config/mips/predicates.md (const_call_insn_operand): Use
13013 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13014 (global_got_operand): Rename to...
13015 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13017 (local_got_operand): Rename to...
13018 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13019 of SYMBOL_GOT_LOCAL.
13021 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13023 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13024 TARGET_CALL_CLOBBERED_GP.
13025 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13026 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13027 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13028 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13029 of TARGET_ABICALLS && !TARGET_NEWABI.
13030 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13031 * config/mips/mips.c (mips_load_call_address): Check
13032 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13033 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13034 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13035 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13036 TARGET_ABICALLS && TARGET_NEWABI.
13037 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13039 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13040 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13041 TARGET_ABICALLS && TARGET_NEWABI.
13042 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13043 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13044 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13045 whether indirect calls must use $25.
13046 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13048 * config/mips/mips.md (jal_macro): Check flag_pic and
13049 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13050 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13051 instead of TARGET_ABICALLS.
13052 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13053 TARGET_ABICALLS && TARGET_OLDABI.
13054 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13055 (sibcall): In the comment above the define_insn, mention
13056 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13057 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13058 instead of TARGET_ABICALLS.
13060 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13062 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13063 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13064 (MACFLAGS_MATCH_P): New macro.
13065 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13066 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13067 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13068 the other MACFLAG constants.
13069 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13070 (flag_machi): Tighten constraints. Renumber some of the operands.
13071 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13073 (flag_machi_parts_acconly): New pattern.
13074 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13076 (flag_macinit1hi): Tighten constraints.
13077 (flag_mul_macv2hi_parts_acconly): New pattern.
13079 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13080 Use a more efficient implementation.
13081 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13082 inline sequences when not optimizing for size.
13084 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13085 movhi_high2low): Delete, merge functionality into...
13086 (packv2hi): ... this pattern.
13088 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13089 * config/bfin/bfin.opt (msim): New option.
13090 (mcpu=): New option.
13091 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13092 (bfin_cpu_t): Typedef of enum bfin_cpu.
13093 (bfin_cpu_type): New declaration.
13094 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13095 -msim and -mcpu= options.
13096 (LIB_SPEC): Likewise.
13097 * config/bfin/bfin.c (bfin_cpu_type): Define.
13098 (bfin_handle_option): Handle -mcpu= option.
13099 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13100 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13101 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13103 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13105 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13106 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13107 (powerpc-wrs-vxworksae): Use ${tm_file}.
13108 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13109 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13110 * config/i386/vx-common.h: New file.
13112 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13114 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13117 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13119 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13122 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13126 * c-common.c (c_build_qualified_type): Set canonical type
13129 2007-04-12 Richard Guenther <rguenther@suse.de>
13131 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13132 lower bound and element size if lower bound is not zero
13133 or either of the ARRAY_REF operands is set.
13135 2007-04-12 Richard Guenther <rguenther@suse.de>
13137 PR tree-optimization/24689
13138 PR tree-optimization/31307
13139 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13141 * gimplify.c (canonicalize_addr_expr): To be consistent with
13142 gimplify_compound_lval only set operands two and three of
13143 ARRAY_REFs if they are not gimple_min_invariant. This makes
13144 it never at this place.
13145 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13147 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13149 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13150 null before emitting a .nsubspa directive.
13152 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13154 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13155 need_to_partition_p if there are no memory statements in the
13158 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13160 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13161 (gcd_of_steps_may_divide_p): New function.
13162 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13164 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13166 * reload.c (find_reloads_toplev, find_reloads_address,
13167 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13168 not a pointer equality test, to decide if we need to call
13169 push_reg_equiv_alt_mem.
13171 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13173 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13174 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13176 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13178 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13180 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13181 vector to be positive.
13183 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13187 * doc/invoke.texi: Document --params max-aliased-vops and
13189 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13190 debug_memory_partitions): Move to tree-flow.h
13191 * params.h (AVG_ALIASED_VOPS): Define.
13192 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13194 (mp_info_t): Likewise.
13195 (get_mem_sym_stats_for): New.
13196 (set_memory_partition): Move from tree-flow-inline.h.
13197 (mark_non_addressable): Only clear the set of symbols for the
13198 partition if it exists.
13199 (dump_memory_partitions): Move from tree-ssa-operands.c
13200 (debug_memory_partitions): Likewise.
13201 (need_to_partition_p): New.
13202 (dump_mem_ref_stats): New.
13203 (debug_mem_ref_stats): New.
13204 (dump_mem_sym_stats): New.
13205 (debug_mem_sym_stats): New.
13206 (update_mem_sym_stats_from_stmt): New.
13207 (compare_mp_info_entries): New.
13208 (mp_info_cmp): Call it.
13209 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13211 (get_mpt_for): Move from tree-ssa-operands.c.
13212 (find_partition_for): New.
13213 (create_partition_for): Remove.
13214 (estimate_vop_reduction): New.
13215 (update_reference_counts): New.
13216 (build_mp_info): New.
13217 (compute_memory_partitions): Refactor.
13218 Document new heuristic.
13219 Call build_mp_info, update_reference_counts,
13220 find_partition_for and estimate_vop_reduction.
13221 (compute_may_aliases): Populate virtual operands before
13222 calling debugging dumps.
13223 (delete_mem_sym_stats): New.
13224 (delete_mem_ref_stats): New.
13225 (init_mem_ref_stats): New.
13226 (init_alias_info): Call it.
13227 (maybe_create_global_var): Remove alias_info argument.
13228 Get number of call sites and number of pure/const call sites
13229 from gimple_mem_ref_stats().
13230 (dump_alias_info): Call dump_memory_partitions first.
13231 (dump_points_to_info_for): Show how many times a pointer has
13233 * opts.c (decode_options): For -O2 set --param
13234 max-aliased-vops to 500.
13235 For -O3 set --param max-aliased-vops to 1000 and --param
13236 avg-aliased-vops to 3.
13237 * fortran/options.c (gfc_init_options): Remove assignment to
13239 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13240 * tree-dfa.c (dump_variable): Dump memory reference
13242 Dump NO_ALIAS* settings.
13243 (referenced_var_lookup): Tidy.
13244 (mem_sym_stats): New.
13245 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13246 and ORIG are different SSA names for a memory partition.
13247 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13248 * tree-flow.h (struct mem_sym_stats_d): Define.
13249 (mem_sym_stats_t): Define.
13250 (struct mem_ref_stats_d): Define.
13251 (struct gimple_df): Add field mem_ref_stats.
13252 (enum noalias_state): Define.
13253 (struct var_ann_d): Add bitfield noalias_state.
13254 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13255 debug_mem_ref_stats, debug_memory_partitions,
13256 debug_mem_sym_stats): Declare.
13257 * tree-ssa-structalias.c (update_alias_info): Update call
13258 sites, pure/const call sites and asm sites in structure
13259 returned by gimple_mem_ref_stats.
13260 Remove local variable IS_POTENTIAL_DEREF.
13261 Increase NUM_DEREFS if the memory expression is a potential
13263 Call update_mem_sym_stats_from_stmt.
13264 If the memory references memory, call
13265 update_mem_sym_stats_from_stmt for all the direct memory
13266 symbol references found.
13267 (intra_create_variable_infos): Set noalias_state field for
13268 pointer arguments according to the value of
13269 flag_argument_noalias.
13270 * tree-ssa-structalias.h (struct alias_info): Remove fields
13271 num_calls_found and num_pure_const_calls_found.
13272 (update_mem_sym_stats_from_stmt): Declare.
13273 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13274 Set default value to 100.
13275 (PARAM_AVG_ALIASED_VOPS): Define.
13277 2007-04-11 Richard Guenther <rguenther@suse.de>
13279 PR middle-end/31530
13280 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13281 a * -b + c as c - a * b if we honor sign dependent rounding.
13283 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13285 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13286 bfin_expand_strmov.
13287 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13288 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13290 (initialize_trampoline): Don't use old-style function definition.
13291 (bfin_secondary_reload): Mark IN_P argument as unused.
13293 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13295 PR tree-optimization/31343
13296 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13297 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13298 * testsuite/gcc.dg/vect/pr31343.c: New.
13300 2007-04-10 Eric Christopher <echristo@apple.com>
13302 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13303 * config/i386/i386.md (*cmpfp0): Use.
13304 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13305 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13306 (fix_trunc<mode>_i386_fisttp): Ditto.
13307 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13308 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13309 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13310 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13311 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13312 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13313 (unnamed_splitters): Ditto.
13314 * config/i386/i386.c (output_fix_trunc): Assert that
13315 we're not being passed a TFmode operand.
13317 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13319 PR tree-optimization/31526
13320 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13321 n_basic_blocks to find newly added blocks.
13323 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13325 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13327 (fix_trunc<mode>si_sse): Ditto.
13328 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13329 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13330 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13331 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13332 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13333 expander using SSEMODEF mode macro.
13334 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13335 expander using SSEMODEF mode macro.
13336 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13337 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13338 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13339 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13340 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13341 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13342 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13343 Macroize insn using X87MODEF mode macro.
13345 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13347 * config/i386/sse.md (sse2_pinsrw): Removed.
13348 (sse2_pextrw): Renamed to ...
13349 (*sse2_pextrw): This.
13351 2007-04-09 Jan Hubicka <jh@suse.cz>
13354 * config/i386/sse.md
13355 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13356 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13357 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13358 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13360 2007-04-09 Jan Hubicka <jh@suse.cz>
13362 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13363 multiple fields of union.
13365 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13367 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13368 (create_preheaders): Check that loops are available.
13369 (fix_loop_structure): Clean up, improve comments.
13370 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13371 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13373 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13374 * predict.c (tree_estimate_probability): Do not call
13375 calculate_dominance_info. Call create_preheaders.
13376 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13377 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13379 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13380 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13381 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13382 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13385 2007-04-08 Jan Hubicka <jh@suse.cz>
13387 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13388 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13389 * fold-const.c (fold_unary): Use it.
13391 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13393 * varasm.c (assemble_variable): Remove call to
13394 lang_hooks.decls.prepare_assemble_variable.
13395 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13396 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13397 * langhooks.h (lang_hooks_for_decls): Remove
13398 prepare_assemble_variable.
13400 2007-04-08 Mike Stump <mrs@apple.com>
13402 * config/i386/i386.c: Use inc/dec on Core2.
13404 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13406 * langhooks.c (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.
13409 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13410 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13411 end_inlining hooks.
13412 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13413 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13414 lhd_tree_inlining_end_inlining): Remove prototypes.
13415 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13416 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13417 LANG_HOOKS_TREE_INLINING_START_INLINING,
13418 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13420 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13423 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13426 * config/avr/predicates.md (io_address_operand): Delete predicate.
13427 (low_io_address_operand): Don't use 'mode' argument.
13428 (higth_io_address_operand): Rename ...
13429 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13430 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13433 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13435 Revert change removing staticp.
13437 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13440 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13443 2007-04-07 Bruce Korb <bkorb@gnu.org>
13445 * c.opt: Add -Wformat-contains-nul.
13446 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13448 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13449 the NUL byte warning.
13451 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13453 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13455 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13457 * tree.c (staticp): No longer use staticp langhook.
13458 * langhooks.c (lhd_staticp): Removed.
13459 * langhooks.h (struct lang_hooks): Remove staticp.
13460 * c-common.c (c_staticp): Remove.
13461 * c-common.h (c_staticp): Ditto.
13462 * langhooks-defs.h (lhd_staticp): Ditto.
13463 (LHD_HOOKS_STATICP): Ditto
13464 * tree.h (gcc_assert_lowered): New macro.
13466 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13468 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13469 argument "reliable".
13470 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13471 Add argument "reliable". Propagate it through calls.
13472 (infer_loop_bounds_from_undefined): Derive number of iterations
13473 estimates from references in blocks that do not dominate loop latch.
13474 (gcov_type_to_double_int): New function.
13475 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13476 and expected_loop_iterations_unbounded.
13477 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13478 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13479 * tree-data-ref.c (estimated_loop_iterations): Export.
13480 (get_references_in_stmt): Fix -- do not return addresses of local
13482 * cfgloop.h (expected_loop_iterations_unbounded,
13483 estimated_loop_iterations): Declare.
13485 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13487 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13489 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13491 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13492 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13493 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13494 Use output_387_reg_move().
13495 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13496 expander using X87MODEF12 mode macro.
13497 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13498 choosing register preferences. Use output_387_reg_move().
13499 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13500 instead of "x". Use output_387_reg_move().
13501 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13502 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13503 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13504 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13505 Use output_387_reg_move().
13506 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13508 (*truncxf?f_i387 splitter): Ditto.
13510 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13512 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13513 LANG_HOOKS_SAFE_FROM_P.
13514 * expr.c (safe_from_p): Remove langhook call.
13515 * langhooks.h (lang_hooks): Remove safe_from_p.
13516 (lhd_safe_from_p): Remove prototype.
13517 * langhooks.c (lhd_safe_from_p): Remove.
13519 2007-04-06 Jan Hubicka <jh@suse.cz>
13521 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13524 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13526 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13527 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13528 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13529 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13531 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13532 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13534 2007-04-05 Richard Henderson <rth@redhat.com>
13536 * config/alpha/alpha.c (print_operand) [+]: Remove.
13537 (alpha_end_function): Print nop if call at end of function.
13538 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13539 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13540 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13541 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13542 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13543 the call pattern. Update peepholes to match.
13545 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13547 * doc/extend.texi (Other Builtins): Add decimal float variants
13549 * builtins.def: Ditto.
13550 * builtins.c (expand_builtin): Ditto.
13552 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13553 H.J. Lu <hongjiu.lu@intel.com>
13556 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13557 of V8HImode when calling ix86_binary_operator_ok.
13558 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13559 (sdot_prodv8hi): Operands 1 and 2 must be register.
13561 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13563 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13564 initialize align to silence bogus warning.
13566 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13568 PR middle-end/22156
13569 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13571 (struct sra_walk_fns): Remove use_all parameter from use.
13572 (sra_hash_tree): Handle BIT_FIELD_REFs.
13573 (sra_elt_hash): Don't hash bitfld blocks.
13574 (sra_elt_eq): Skip them in parent compares as well. Handle
13576 (sra_walk_expr): Don't maintain or pass down use_all_p.
13577 (scan_use): Remove use_all parameter.
13578 (scalarize_use): Likewise. Re-expand assignment to
13579 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13580 output, and re-scalarize after output. Don't mark anything
13582 (scalarize_ldst): Adjust.
13583 (scalarize_walk_gimple_modify_statement): Likewise.
13584 (build_element_name_1): Handle BIT_FIELD_REFs.
13585 (instantiate_element): Don't warn for any element whose parent
13586 is used as a whole.
13587 (instantiate_missing_elements_1): Return the sra_elt.
13588 (canon_type_for_field): New.
13589 (try_instantiate_multiple_fields): New.
13590 (instantiate_missing_elemnts): Use them.
13591 (mark_no_warning): Removed.
13592 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13593 (REPLDUP, sra_build_elt_assignment): New.
13594 (generate_copy_inout): Use them.
13595 (generate_element_copy): Likewise. Handle bitfld differences.
13596 (generate_element_zero): Don't recurse for blocks. Use
13597 sra_build_elt_assignment.
13598 (generate_one_element_int): Take elt instead of var. Use
13599 sra_build_elt_assignment.
13600 (generate_element_init_1): Adjust.
13601 (scalarize_use, scalarize_copy): Use REPLDUP.
13602 (scalarize_ldst): Move assert before dereference.
13603 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13605 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13607 * regmove.c: Fix unused variable warnings due to previous commit.
13609 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13611 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13612 (regmove_bb_head): Remove.
13613 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13614 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13615 problems with fixup_match_1.
13616 Don't initialize/free regmove_bb_head.
13618 (reg_is_remote_constant_p): If an insn is in the same basic block
13619 but not before INSN, consider it remote, too.
13621 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13624 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13625 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13627 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13629 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13630 (CONDITIONAL_REGISTER_USAGE): Likewise.
13632 2007-04-04 Richard Henderson <rth@redhat.com>
13634 * config/alpha/lib1funcs.asm: Remove unused file.
13636 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13639 * opts.c (print_specific_help): Fix --help=<language>
13641 (common_handle_option): Support --help=common.
13643 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13646 * gcc.c (main): Do not run the linker if
13647 print_subprocess_help indicates that it shouldn't be
13650 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13653 * doc/invoke.texi (--help=): Document <languages> value, fix
13654 formatting in tables of values.
13656 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13658 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13659 dllimport attribute of virtual methods.
13661 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13663 * config/score/crti.asm: Change _bss_start to __bss_start.
13664 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13665 (OUTGOING_REG_PARM_STACK_SPACE) update.
13666 * config/score/score.opt: add options to make backend support
13667 score5, score5u, score7 and score7d.
13668 * config/score/score.md: Likewise.
13669 * config/score/misc.md: Likewise.
13670 * config/score/mac.md: Likewise.
13671 * doc/invoke.texi: Likewise.
13672 * doc/md.texi: update constraints define.
13674 2007-04-03 Richard Henderson <rth@redhat.com>
13676 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13677 an appropriate type, use the mode instead.
13679 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13681 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13682 Set the default --with-arch setting to mips2.
13683 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13684 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13685 (MULTILIB_OSDIRNAMES): Delete.
13686 (MULTILIB_DIRNAMES): Define.
13687 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13688 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13689 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13690 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13691 VXWORKS_OS_CPP_BUILTINS.
13692 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13693 (MIPS_DEBUGGING_INFO): Undefine.
13694 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13696 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13698 PR middle-end/30704
13699 * fold-const.c (native_encode_real): Encode real.c provided longs
13700 as a series of 32-bit native integers.
13701 (native_interpret_real): Interpret buffer as a series of 32-bit
13704 2007-04-03 Richard Guenther <rguenther@suse.de>
13706 * genpreds.c (write_insn_constraint_len): Write function
13707 optimized for CONSTRAINT_LEN implementation.
13708 (write_tm_preds_h): Output insn_constraint_len inline and
13709 use it for CONSTRAINT_LEN.
13710 (write_insn_preds_c): Don't output insn_constraint_len.
13711 * doc/md.texi (define_register_constraint): Document multi-letter
13712 constraints shall have the same length if they start with the same
13715 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13718 * config/i386/i386.md (isinf<mode>2): Expand only when
13719 TARGET_C99_FUNCTIONS is set.
13721 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13723 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13724 (x86_64-*-linux*): Ditto.
13725 * config/i386/i386.opt (mpc): New option.
13726 * config/i386/i386.c (overrride_options): Handle
13727 ix87_precision_string.
13728 * config/i386/crtprec.c: New file.
13729 * config/i386/t-crtpc: Ditto.
13730 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13731 and -mpc80 options.
13732 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13733 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13734 crtprec32.o, crtprec64.o and crtprec80.o.
13736 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13737 and -mpc80 options.
13738 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13740 2007-04-02 Eric Christopher <echristo@apple.com>
13742 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13743 limitations on darwin.
13745 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13748 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13750 2007-04-02 Dave Korn <dave.korn@artimi.com>
13752 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13754 2007-04-02 Dave Korn <dave.korn@artimi.com>
13756 * libgcc2.h (exception_descriptor): Don't forward-declare.
13757 (__get_eh_table_language, __get_eh_table_version): Delete
13758 prototypes of long-dead functions.
13760 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13762 * ebitmap.h: New file
13763 * ebitmap.c: New file
13764 * Makefile.in (ebitmap.o): New target.
13766 2007-04-01 Jan Hubicka <jh@suse.cz>
13768 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13769 before very first instruction.
13771 2007-04-01 Jan Hubicka <jh@suse.cz>
13773 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13774 waring on 64bit hosts.
13775 * bitmap.h: Fix typo in bitmap_head_def.
13777 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13779 PR rtl-optimization/31391
13780 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13781 into a DELETED_LABEL note, and the label is in an empty basic
13782 block, update BB_END as well as BB_HEAD.
13784 2007-04-01 Richard Henderson <rth@redhat.com>
13786 PR tree-optimization/31169
13787 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13788 to varying if the range is outside [0, prec-1].
13790 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13793 * config/mips/mips.md (load_const_gp): New insn.
13794 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13795 the MIPS16 GP pseudo register if no_new_pseudos.
13796 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13798 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13801 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13803 (call_value): Likewise.
13805 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13806 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13809 * doc/invoke.texi: (optimization options): Reword description
13810 of -ffast-math. Document its primary purpose.
13812 2007-03-31 Richard Guenther <rguenther@suse.de>
13814 * omp-low.c (splay-tree.h): Include.
13815 (lookup_decl): Replace splay-tree usage by pointer-map.
13816 (maybe_lookup_decl): Likewise.
13817 (new_omp_context): Likewise.
13818 (delete_omp_context): Likewise.
13819 * gimplify.c (splay-tree.h): Include.
13820 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13822 (remap_ssa_name): Likewise.
13823 (remap_decl): Likewise.
13824 (remap_type_1): Likewise.
13825 (remap_type): Likewise.
13826 (copy_body_r): Likewise.
13827 (expand_call_inline): Likewise.
13828 (clone_body): Likewise.
13829 (copy_tree_r): Likewise.
13830 (remap_save_expr): Likewise.
13831 (unsave_r): Likewise.
13832 (unsave_expr_now): Likewise.
13833 (tree_function_versioning): Likewise.
13834 (build_duplicate_type): Likewise.
13835 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13836 (struct copy_body_data): Replace splay-tree by pointer-map.
13837 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13838 not $(SPLAY_TREE_H).
13839 (gimplify.o): Depend on $(SPLAY_TREE_H).
13840 (omp-low.p): Likewise.
13842 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13844 * config/avr/predicates.md (even_register_operand,
13845 odd_register_operand): New predicates.
13846 * config/avr/avr.md (movw peephole2): New.
13847 (movw_r peephole2): New.
13849 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13851 * tree.h (get_signed_or_unsigned_type): New.
13852 * fold-const.c (operand_equal_for_comparison_p): Use
13853 get_signed_or_unsigned_type instead of
13854 lang_hooks.types.signed_or_unsigned_type.
13855 * expr.c (store_expr): Ditto.
13856 * langhooks.c (get_signed_or_unsigned_type): New.
13857 (lhd_signed_or_unsigned_type): New.
13858 * langhooks.h (lhd_signed_or_unsigned_type): New.
13859 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13861 2007-03-30 Richard Henderson <rth@redhat.com>
13863 * tree-ssa-loop-ivopts.c: Include target.h.
13864 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13865 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13866 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13867 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13869 2007-03-30 Richard Henderson <rth@redhat.com>
13870 Kai Tietz <kai.tietz@onevision.com>
13872 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13873 default for 64-bit.
13874 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13875 (TARGET_64BIT_MS_ABI): New.
13876 (DBX_REGISTER_NUMBER): Handle 64-bit.
13877 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13878 (LONG_TYPE_SIZE): Force to 32.
13879 (REG_PARM_STACK_SPACE): New.
13880 (OUTGOING_REG_PARM_STACK_SPACE): New.
13881 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13882 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13883 (STACK_BOUNDARY): Use 128 for 64-bit.
13884 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13885 Add 64-bit implementation.
13886 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13888 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13889 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13890 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13891 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13892 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13893 TARGET_64BIT_MS_ABI.
13894 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13895 (ix86_pass_by_reference): Likewise.
13896 (ix86_function_value_regno_p): Likewise.
13897 (ix86_build_builtin_va_list): Likewise.
13898 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13899 (function_arg_advance_ms_64): New.
13900 (function_arg_advance): Call it.
13901 (function_arg_ms_64): New.
13902 (function_arg): Call it.
13903 (function_value_ms_64): New.
13904 (ix86_function_value_1): Call it.
13905 (return_in_memory_ms_64): New.
13906 (ix86_return_in_memory): Call it.
13907 (setup_incoming_varargs_ms_64): New.
13908 (ix86_setup_incoming_varargs): Call it.
13909 (ix86_expand_prologue): Handle 64-bit stack probing.
13910 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13911 (output_pic_addr_const): Likewise.
13912 (x86_this_parameter): Likewise.
13913 (x86_output_mi_thunk): Likewise.
13914 (x86_function_profiler): Likewise.
13915 (TARGET_STRICT_ARGUMENT_NAMING): New.
13916 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13917 (TARGET_64BIT_MS_ABI): New.
13918 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13919 * config/i386/i386.md (allocate_stack_worker): Remove.
13920 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13921 describe the clobber of eax without a match_scratch.
13922 (allocate_stack_worker_postreload): Remove.
13923 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13924 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13925 (allocate_stack_worker_rex64_postreload): Remove.
13926 (allocate_stack): Handle 64-bit.
13927 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13928 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13929 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13930 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13931 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13932 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13933 * config.build (x86_64-*-mingw*): New host.
13934 * config.host (x86_64-*-mingw*): New host.
13935 * config.gcc (x86_64-*-mingw*): New target.
13936 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13938 2007-03-30 Richard Henderson <rth@redhat.com>
13939 Kai Tietz <kai.tietz@onevision.com>
13941 * c-pragma.c (struct def_pragma_macro_value): New.
13942 (struct def_pragma_macro): New.
13943 (pushed_macro_table): New.
13944 (dpm_hash, dpm_eq): New.
13945 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13946 (init_pragma): Install them.
13947 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13949 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13951 * config/avr/avr.c (avr_override_options): Clear
13952 'flag_delete_null_pointer_checks'.
13954 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13957 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13958 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13959 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13960 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13961 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13962 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13963 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13965 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13967 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13969 * regmove.c: Move all of pass_stack_adjustments from here...
13970 * combine-stack-adj.c: ...to this new file.
13971 * Makefile.in: Add rules for combine-stack-adj.o.
13973 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13975 PR tree-optimization/31383
13976 * tree-data-ref.c (affine_function_equal_p): Do not require the
13977 vectors to have the same length.
13979 2007-03-30 Jan Hubicka <jh@suse.cz>
13981 PR middle-end/30700
13982 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13983 availablility; add more sanity checking; ask varpool only about
13986 2007-03-29 Richard Henderson <rth@redhat.com>
13988 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13989 to decide, but __SIZEOF_LONG_LONG__.
13991 2007-03-29 Richard Henderson <rth@redhat.com>
13993 * emutls.c (struct __emutls_array): New.
13994 (emutls_destroy): Use it instead of casting element 0 from void*.
13995 (__emutls_get_address): Likewise.
13997 2007-03-29 Richard Henderson <rth@redhat.com>
13999 * varasm.c (initializer_constant_valid_p): Don't deny
14000 DECL_DLLIMPORT_P on functions.
14002 * config/i386/cygming.h: Remove function declarations.
14003 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14004 (ASM_OUTPUT_LABELREF): Remove.
14005 (COMMON_ASM_OP): Remove.
14006 (ASM_OUTPUT_COMMON): Remove.
14007 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14008 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14009 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14010 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14011 Rename from TARGET_ENCODE_SECTION_INFO.
14012 * config/i386/netware.h: Likewise.
14013 * config/i386/i386-protos.h: Update.
14014 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14015 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14016 (legitimate_constant_p): Reject dllimports.
14017 (dllimport_map, get_dllimport_decl): New.
14018 (legitimize_dllimport_symbol): New.
14019 (legitimize_address, ix86_expand_move): Use it.
14020 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14021 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14022 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14023 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14024 * config/i386/predicates.md (constant_call_address_operand): Only
14025 accept symbols; reject dllimport_p symbols.
14026 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14027 i386_pe_maybe_record_exported_symbol.
14028 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14029 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14030 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14031 trust the setting of DECL_DLLIMPORT_P.
14032 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14033 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14034 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14035 tidy the argument scanning loop.
14036 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14037 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14038 (i386_pe_strip_name_encoding): Remove.
14039 (i386_pe_binds_local_p): New.
14040 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14041 (i386_pe_output_labelref): Remove.
14042 (i386_pe_asm_output_aligned_decl_common): New.
14043 (i386_pe_maybe_record_exported_symbol): Rename from
14044 i386_pe_record_exported_symbol; check for dllexported symbols.
14046 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14048 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14049 add comment explaining why vsnprintf cannot be used.
14051 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14053 PR tree-optimization/30666
14054 * tree.c (build_complex_type): When creating type names for DWARF2
14055 debug info, create TYPE_DECLs for TYPE_NAME instead of
14057 (build_common_tree_nodes_2): Use build_complex_type when building
14058 predefined complex types, to preserve canonical types.
14060 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14062 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14063 (noce_get_alt_condition): Look at it to determine whether to
14064 reverse the condition or not.
14065 (noce_get_condition): Substitute the truth for lies.
14066 (noce_find_if_block): Set the then_else_reversed field.
14068 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14070 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14071 destination of this insn.
14072 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14073 than calling gen_rtx_SET directly. Use r0 to hold the value of
14074 'address + 4' rather than a stack based temporary which can be
14075 mis-optimized away.
14077 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14079 * config/s390/s390.c (s390_secondary_input_reload_class,
14080 s390_secondary_output_reload_class): Functions removed.
14081 (s390_secondary_reload): New function.
14082 (TARGET_SECONDARY_RELOAD): Target macro defined.
14083 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14084 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14085 * config/s390/s390.md ("reload_outti", "reload_outdi",
14086 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14087 "reload_out<mode>"): Expanders removed.
14088 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14089 "reload<mode>_nonoffmem_out"): Expanders added.
14091 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14093 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14094 action if SRC->DEST replacement failed anyway.
14096 2007-03-28 Mike Stump <mrs@apple.com>
14098 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14099 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14100 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14102 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14104 * config.gcc: Accept barcelona as a variant of amdfam10.
14105 * config/i386/i386.c (override_options): Likewise.
14106 * doc/invoke.texi: Likewise.
14108 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14110 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14111 offsets for BIT_FIELD_REF and COMPONENT_REF.
14113 2007-03-28 Richard Guenther <rguenther@suse.de>
14115 * tree.c (is_global_var): Move ...
14116 * tree-flow-inline.h (is_global_var): ... here.
14117 * tree.h (is_global_var): Remove declaration.
14119 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14121 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14123 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14124 * config/i386/i386.c (ix86_tune_features): Initialize new
14126 * config/i386/predicates.md (promotable_binary_operator): Use
14127 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14129 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14132 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14134 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14136 * config/fr30/fr30.md (movsi_internal): Change destination
14137 constraint from m to V and add m to the end.
14139 2007-03-28 Christian Bruel <christian.bruel@st.com>
14141 * config/sh/sh.md (movsi_i): Fix type attribute.
14143 2007-03-28 Christian Bruel <christian.bruel@st.com>
14145 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14146 (movsf_ie): Likewise.
14148 2007-03-28 Christian Bruel <christian.bruel@st.com>
14150 * config.gcc: Add sh4-300 to multilib.
14151 * config/sh/t-mlib-sh4-300: New file.
14153 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14155 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14156 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14157 fix_trunc<mode>di2.
14158 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14159 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14160 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14161 "fixuns_trunctddi2"): Whitespace fix.
14163 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14165 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14166 the definition of struct sh_args.
14167 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14168 CALL_COOKIE_INT_REG_GET): Likewise.
14170 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14172 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14173 transformations are applied successfully.
14175 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14177 * tree.c (tree_contains_struct): Permit 512 tree codes.
14178 * tree.h (tree_contains_struct): Ditto.
14179 (MAX_TREE_CODES): Ditto.
14180 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14181 SPARE member to store remaining padding bits.
14183 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14185 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14188 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14190 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14191 * configure: Regenerate.
14193 * configure: Regenerate using the correct version of autoconf.
14195 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14197 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14199 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14200 regs to "__SP_L__" and "__SP_H__".
14202 2007-03-27 Richard Guenther <rguenther@suse.de>
14204 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14205 computations with it with a HOST_WIDE_INT variable.
14207 2007-03-26 Mike Stump <mrs@apple.com>
14209 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14210 objective-c-header, objective-c++-header and objc++-cpp-output
14212 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14214 2007-03-26 Richard Henderson <rth@redhat.com>
14217 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14218 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14219 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14220 IX86_BUILTIN_PSRLQ128): New.
14221 (ix86_init_mmx_sse_builtins): Add them.
14222 (ix86_expand_builtin): Expand them.
14223 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14224 operand 2 be TImode.
14225 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14226 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14227 _mm_srli_epi64): Mark __B const.
14228 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14229 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14230 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14231 new two-vector shift builtins.
14233 2007-03-26 Ian Lance Taylor <iant@google.com>
14235 PR tree-optimization/31345
14236 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14237 [+INF, +INF(OVF)] into VARYING.
14239 2007-03-26 Zack Weinberg <zackw@panix.com>
14241 * gengtype-parse.c: New file.
14242 * gengtype-yacc.y: Delete.
14243 * gengtype-lex.l: Don't include gengtype-yacc.h.
14244 Define YY_DECL and yyterminate appropriately for recursive
14245 descent parser. yylval is now a string out-parameter to yylex.
14246 (HWS, EOID): New shorthand.
14247 (IWORD): Add a couple more types.
14248 (yylex): Add a setup stanza. Remove the complex rules for
14249 detecting GTY'ed types and typedefs; replace with simple
14250 keyword detectors. Adjust everything for the changed
14251 definition of yylval. Ignore all pp-directives, not just #define.
14253 (parse_file): Rename yybegin; do not call yyparse.
14255 * gengtype.c (xasprintf): Export again.
14256 (this_file): New. Use everywhere __FILE__ was being used.
14257 (get_lang_bitmap): Special case types defined in gengtype.c.
14258 (do_typedef, new_structure): Suppress definition of certain types.
14259 (new_structure): Improve diagnostics of duplicate definitions.
14260 Make sure location_s is associated with input.h.
14261 (nreverse_pairs, define_location_structures): New functions.
14262 (main): Improve tagging of kludge types. Remove old kludges
14263 for input.h types; use define_location_structures.
14264 * gengtype.h: Update prototypes. Define token codes here.
14265 * Makefile.in: Remove all references to gengtype-yacc.
14266 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14268 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14269 add GTY((skip)) to the field that's only conditionally there.
14270 * doc/install.texi: Document that Bison is no longer required
14271 unless building treelang.
14273 * gengtype.c: Don't include gtyp-gen.h.
14274 (srcdir): Declare here.
14275 (base_files, lang_dir_names): Allocate dynamically.
14276 (gt_files, num_gt_files, num_lang_dirs): New globals.
14277 (measure_input_list, read_input_line, read_input_list)
14278 (set_lang_bitmap): New functions.
14279 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14280 simplify, relying on read_input_list to set up the bitmaps.
14281 (main): Arguments are no longer unused. Check for correct number
14282 of command line arguments, set srcdir and srcdir_len, then call
14283 read_input_list, before doing anything else. No need to worry
14284 about duplicates in main loop.
14285 * configure.ac: Simplify the calculation of all_gtfiles.
14286 Put language tags in there. Don't set or substitute
14287 all_gtfiles_files_langs or all_gtfiles_files_frags.
14288 * Makefile.in: Revamp the way gengtype is invoked, now that it
14289 takes a file on its command line with a much simpler format.
14290 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14291 (GTFILES): Remove duplicates and C source files.
14292 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14293 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14294 * configure: Regenerate.
14296 * gengtype.h: Remove all type definitions to gengtype.c; leave
14297 only definitions of options_p, type_p, and pair_p as opaque
14298 pointers. Update prototypes.
14299 * gengtype.c: Many type definitions moved here from gengtype.h.
14300 Consolidate type definitions at the top of the file.
14301 (xvasprintf): Delete.
14302 (xasprintf): Make static.
14303 (create_nested_pointer_option): Add 'next' parameter.
14304 (create_field_all, create_field_at): New functions.
14305 (create_field): Now a thin wrapper around create_field_all.
14306 (create_optional_field): Rename create_optional_field_ and add
14307 line argument. Original name is now a macro which supplies
14309 (oprintf): Use vsnprintf directly.
14310 (close_output_files): Use fatal rather than perror/exit.
14311 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14312 (main): Set progname. Don't use exit.
14313 * gengtype-yacc.y (struct_fields): Use create_field_at.
14314 (option, optionseqopt): Delete.
14315 (optionseq): Consolidate productions from option here so we
14316 can use the first argument to create_option.
14318 * gengtype-lex.l: Distinguish unions from structures in the
14319 token type. Don't call find_structure; return the tag as a string.
14320 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14321 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14322 string. Reorganize typedef_struct production accordingly.
14323 Use create_nested_ptr_option.
14324 * gengtype.c (create_nested_ptr_option): New function.
14325 * gengtype.h: Declare it.
14327 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14328 (string_type): Don't declare.
14329 (do_scalar_typedef): Declare.
14330 (create_scalar_type): Update prototype.
14331 * gengtype.c (string_type): Make static.
14332 (scalar_nonchar, scalar_char): New.
14333 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14334 (resolve_typedef): Use scalar_nonchar for error recovery.
14335 (create_scalar_type): Remove name_len field. Return scalar_char
14336 or scalar_nonchar as appropriate.
14337 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14338 to use string_type.
14339 (throughout): Use scalar_nonchar instead of calling
14340 create_scalar_type, whenever possible.
14341 (main): Initialize scalar_char and scalar_nonchar before calling
14343 * gengtype-lex.l: Adjust for removal of second argument to
14344 create_scalar_type. Use yylval.s instead of yylval.t when
14346 * gengtype-yacc.y: Type of SCALAR is string. Call
14347 create_scalar_type from type:SCALAR rule. Adjust for removal of
14348 second argument to create_scalar_type.
14350 * vec.h: Remove all #if IN_GENGTYPE blocks.
14351 Add comment saying that changes may require adjustments to gengtype.
14352 * gengtype.c: Don't include coretypes.h or tm.h.
14353 Add comment to inclusion of errors.h.
14354 (note_def_vec, note_def_vec_alloc): New functions.
14355 * gengtype.h: Declare new functions.
14356 * gengtype-lex.l: Don't include coretypes.h.
14357 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14359 (update_lineno): Remove unnecessary prototype.
14360 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14361 (VEC rule): Just return VEC_TOKEN.
14362 * gengtype-yacc.y (VEC_TOKEN): New token type.
14363 (type): Add a production for VEC(a,b).
14364 * Makefile.in: Update dependencies.
14366 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14367 typedefs that use the old PARAMS macro.
14369 * gengtype-lex.l: Remove all rules and states relating to yacc
14371 * gengtype-yacc.y: Similarly.
14372 * gengtype.c (note_yacc_type): Delete function.
14373 * gengtype.h: Update prototypes.
14375 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14377 * tree-pretty-print.c (dump_generic_node): Report precision of
14378 unnamed integer types.
14380 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14382 * ifcvt.c (noce_try_store_flag_constants): Don't check
14383 no_new_pseudos here.
14384 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14385 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14386 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14387 noce_try_sign_mask): Likewise.
14388 (if_convert): Check no_new_pseudos here.
14390 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14392 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14393 (noce_get_condition): Handle new then_else_reversed argument.
14394 (noce_init_if_info): Remove, fold into noce_find_if_block.
14395 (noce_process_if_block): Take a struct noce_if_info as the
14396 argument. Don't set up one based on ce_if_info. Update pointer
14397 references accordingly.
14398 (cond_move_process_if_block): Likewise.
14399 (process_if_block): Removed.
14400 (find_if_block): Removed. Move functionality two new functions,
14401 noce_find_if_block and cond_exec_find_if_block.
14402 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14403 blocks and the symmetric IF-ELSE-JOIN case.
14404 (cond_exec_find_if_block): Also new function mostly based on old
14405 find_if_block and process_if_block.
14406 (find_if_header): Replace find_if_block call with separately
14407 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14408 (find_cond_trap): Update noce_get_condition call.
14409 (dead_or_predicable): Likewise.
14411 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14413 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14415 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14416 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14417 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14418 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14419 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14420 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14421 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14422 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14423 __builtin_ia32_psrad128 builtins.
14425 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14427 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14428 * config/i386/constraints.md
14429 (define_constraint "I"): Use IN_RANGE macro.
14430 (define_constraint "J"): Ditto.
14431 (define_constraint "K"): Ditto.
14432 (define_constraint "M"): Ditto.
14433 (define_constraint "N"): Ditto.
14434 (define_constraint "O"): Ditto.
14435 * config/i386/predicates.md
14436 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14437 (define_predicate "const_0_to_3_operand"): Ditto.
14438 (define_predicate "const_0_to_7_operand"): Ditto.
14439 (define_predicate "const_0_to_15_operand"): Ditto.
14440 (define_predicate "const_0_to_63_operand"): Ditto.
14441 (define_predicate "const_0_to_255_operand"): Ditto.
14442 (define_predicate "const_1_to_31_operand"): Ditto.
14443 (define_predicate "const_2_to_3_operand"): Ditto.
14444 (define_predicate "const_4_to_7_operand"): Ditto.
14446 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14448 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14449 in SImode for save_world.
14450 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14453 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14455 PR tree-optimization/30784
14456 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14459 2007-03-25 Revital Eres <eres@il.ibm.com>
14461 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14462 Fold movement_possibility function into it.
14464 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14466 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14467 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14468 (call_indirect_nonlocal_darwin64): Same.
14469 (call_nonlocal_darwin64): Same.
14470 (call_value_indirect_nonlocal_darwin64): Same.
14471 (call_value_nonlocal_darwin64): Same.
14472 (sibcall_nonlocal_darwin64): Same.
14473 (sibcall_value_nonlocal_darwin64): Same.
14474 (sibcall_symbolic_64): Same.
14475 (sibcall_value_symbolic_64): Same.
14476 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14478 (rs6000_emit_load_toc_table): Same.
14479 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14480 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14482 (divss_call): Same.
14483 (divus_call): Same.
14484 (quoss_call): Same.
14485 (quous_call): Same.
14486 (load_toc_v4_pic_si): Same
14487 (load_toc_v4_PIC_1): Same.
14488 (load_toc_v4_PIC_1b): Same.
14489 (call_indirect_aix{32,64}): Same.
14490 (call_value_indirect_aix{32,64}): Same.
14492 (call_value): Same.
14493 (call_local{32,64}): Same.
14494 (call_value_local{32,64}): Same.
14495 (call_indirect_nonlocal_aix{32,64}): Same.
14496 (call_nonlocal_aix{32,64}): Same.
14497 (call_value_indirect_nonlocal_aix{32,64}): Same.
14498 (call_value_nonlocal_aix{32,64}): Same.
14499 (call_indirect_nonlocal_sysv<mode>): Same.
14500 (call_nonlocal_sysv<mode>): Same.
14501 (call_value_indirect_nonlocal_sysv<mode>): Same.
14502 (call_value_nonlocal_sysv<mode>): Same.
14504 (sibcall_local{32,64}): Same.
14505 (sibcall_value_local{32,64}): Same.
14506 (sibcall_nonlocal_aix{32,64}): Same.
14507 (sibcall_value_nonlocal_aix{32,64}): Same.
14508 (sibcall_nonlocal_sysv<mode>): Same.
14509 (sibcall_value): Same.
14510 (sibcall_value_nonlocal_sysv<mode>): Same.
14512 2007-03-24 Paul Brook <paul@codesourcery.com>
14514 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14515 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14517 2007-03-24 Richard Henderson <rth@redhat.com>
14519 * config/ia64/constraints.md: New file.
14520 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14521 satisfies_constraint_?.
14522 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14523 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14524 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14525 ia64_output_mi_thunk): Likewise.
14526 (ia64_const_ok_for_letter_p): Remove.
14527 (ia64_const_double_ok_for_letter_p): Remove.
14528 (ia64_extra_constraint): Remove.
14529 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14530 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14531 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14532 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14533 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14534 EXTRA_MEMORY_CONSTRAINT): Remove.
14535 * config/ia64/ia64.md: Include constriants.md. Replace
14536 CONST_OK_FOR_? with satisfies_constraint_?.
14538 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14539 H.J. Lu <hongjiu.lu@intel.com>
14541 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14543 (name macros): Use DPD_BID_NAME to convert names properly.
14545 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14546 decimal floating point format.
14547 (init_floating_libfuncs): Change decimal functions so that they
14548 have a "bid_" prefix if the decimal system uses the BID format,
14549 and "dpd_" prefix if the decimal system uses the DPD format.
14550 (init_interclass_conv_libfuncs): Ditto.
14551 (init_intraclass_conv_libfuncs): Ditto.
14553 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14554 using the BID format.
14556 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14557 whether we are using the BID decimal format.
14558 * configure: Regenerate.
14560 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14561 the compiler has decimal floating point enabled. Define
14562 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14565 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14566 using the BID format.
14568 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14569 whether we are using the BID decimal format.
14570 * configure: Regenerate.
14572 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14573 the compiler has decimal floating point enabled. Define
14574 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14577 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14578 options, and that it is enabled for i386/x86_64 systems.
14580 * Makefile.in (enable_decimal_float): New.
14582 (DECNUMINC): Add -I$(DECNUMFMT).
14583 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14584 to $(DECNUMFMT) from $(DECNUM).
14586 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14587 Substitute enable_decimal_float.
14588 * configure: Regenerated.
14591 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14594 * configure.ac: Enable decimal float for x86_64-*-linux*.
14595 * configure: Regenerated.
14598 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14599 decimal128ClearSign to flip and clear the sign bit in decimal128.
14600 (decimal_real_maxval): Set decimal128SetSign to set the sign
14603 2007-03-23 Ian Lance Taylor <iant@google.com>
14605 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14607 2007-03-23 Ian Lance Taylor <iant@google.com>
14609 * tree-dump.c (dump_files): Correct comment.
14611 2007-03-23 Ian Lance Taylor <iant@google.com>
14613 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14615 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14617 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14618 in cfglayout mode. Don't go into and out of cfglayout mode.
14619 Link the blocks in the order of the constructed traces.
14620 (rest_of_handle_tracer): Adjust call to tracer.
14621 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14622 Don't go into cfglayout mode.
14623 (rtl_loop_done): Don't go out of cfglayout mode.
14624 * cfglayout.c (relink_block_chain): New function, split out from...
14625 (fixup_reorder_chain): ...here. Remove redundant checking.
14626 (cfg_layout_finalize): Don't clear the header, footer, and aux
14627 fields here, move the code to do so to relink_block_chain. Likewise
14628 for free_original_copy_tables.
14629 * rtl.h (tracer): Update prototype.
14630 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14631 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14632 mode. Use relink_block_chain to serialize the CFG according to the
14633 new basic block order. Move targetm.cannot_modify_jumps_p check from
14635 (gate_handle_reorder_blocks): ...to here.
14636 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14638 (gate_duplicate_computed_gotos): ...to here.
14639 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14640 something always changes when going into and out of cfglayout mode.
14641 Perform an expensive cfg cleanup while going into cfglayout mode.
14642 Always update liveness information on HAVE_conditional_execution
14643 targets. Reserialize the basic blocks and go out of cfglayout mode.
14644 * reg-stack.c: Include cfglayout.h.
14645 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14646 the call to reorder_basic_blocks.
14647 * basic-block.h (reorder_basic_blocks): Update prototype.
14648 (relink_block_chain): New prototype.
14649 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14651 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14653 * config/mips/mips.md (type, hazard, *movdi_32bit,
14654 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14655 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14656 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14657 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14658 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14660 (movcc): Change first xfer to multi.
14661 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14662 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14663 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14664 config/mips/generic.md: Change reservations using "xfer" to use
14666 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14667 using match_operand.
14668 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14669 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14671 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14673 2007-03-22 Richard Henderson <rth@redhat.com>
14675 * config/i386/i386.c: Remove unnecessary function declarations.
14676 Move targetm definition, and all related macros, to the end of
14677 the file. Resort some functions to put definitions before uses.
14678 (ix86_attribute_table): Make static. Move to end of file.
14679 (ix86_gimplify_va_arg): Make static.
14681 2007-03-22 Richard Henderson <rth@redhat.com>
14683 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14684 don't increase local_regparm with force_align_arg_pointer check.
14685 (ix86_function_sseregparm): Assert 32-bit.
14686 (type_has_variadic_args_p): New.
14687 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14688 type_has_variadic_args_p.
14689 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14690 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14691 use memset instead. Do maybe_vaarg check first; skip attribute
14692 tests if true; skip attribute tests for 64-bit.
14693 (construct_container): Remove TARGET_DEBUG_ARG.
14694 (function_arg_advance_32, function_arg_advance_64): Split out ...
14695 (function_arg_advance): ... from here.
14696 (function_arg_32, function_arg_64): Split out ...
14697 (function_arg): ... from here.
14698 (ix86_pass_by_reference): Tidy.
14699 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14700 (function_value_32): New, from parts of ix86_function_value
14701 and ix86_value_regno.
14702 (function_value_64): New, from parts of ix86_function_value
14703 and ix86_libcall_value.
14704 (ix86_function_value_1): New.
14705 (ix86_function_value, ix86_libcall_value): Use it.
14706 (return_in_memory_32, return_in_memory_64): Split out ...
14707 (ix86_return_in_memory): ... from here.
14708 (ix86_struct_value_rtx): Skip for 64-bit.
14709 (ix86_libcall_value, ix86_value_regno): Remove.
14710 (setup_incoming_varargs_64): Split out ...
14711 (ix86_setup_incoming_varargs): ... from here.
14712 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14713 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14714 * config/i386/i386-protos.h (ix86_function_value): Remove.
14715 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14717 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14720 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14721 infinities not supported, otherwise emit warning if -Woverflow. On
14722 underflow, emit warning if -Woverflow.
14723 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14725 * real.h (real_from_string): Update declaration
14727 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14728 Richard Henderson <rth@redhat.com>
14730 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14731 * calls.c (compute_argument_block_size, expand_call,
14732 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14733 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14734 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14735 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14736 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14737 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14738 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14739 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14742 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14744 * c-incpath.c (add_sysroot_to_chain): New.
14745 (merge_include_chains): Add sysroot argument. Call
14746 add_sysroot_to_chain if sysrooted.
14747 (register_include_chains): Update call to merge_include_chains.
14748 * doc/cppopts.texi: Document use of '=' in include directory
14751 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14753 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14754 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14755 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14756 insn pattern using X87MODEF12 mode macro.
14758 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14760 * regmove.c (regmove_optimize): Use reg_mentioned_p
14761 instead of reg_overlap_mentioned_p for DST.
14763 2007-03-21 Mike Stump <mrs@apple.com>
14765 * c.opt: Fixup for Objective-C/C++.
14767 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14769 * explow.c (convert_memory_address): Fold memory reference when
14770 POINTERS_EXTEND_UNSIGNED < 0
14772 2007-03-21 Richard Henderson <rth@redhat.com>
14775 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14776 * config/i386/mmintrin.h (__m64): Likewise.
14777 * config/i386/xmmintrin.h (__m128): Likewise.
14779 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14781 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14782 (VXWORKS_OS_CPP_BUILTINS): Define.
14783 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14784 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14786 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14788 * rtl.h (constant_pool_reference_p): Delete.
14789 (find_constant_src): Declare.
14790 * rtlanal.c (find_constant_src): New function.
14791 * simplify-rtx.c (constant_pool_reference_p): Delete.
14792 * config/i386/i386.md: Use find_constant_src instead of
14793 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14795 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14797 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14798 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14800 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14802 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14803 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14804 (arm_elf_asm_constructor): Use it.
14805 (arm_elf_asm_destructor): New function.
14807 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14809 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14811 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14813 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14815 2007-03-19 Andrew Haley <aph@redhat.com>
14817 PR tree-optimization/31264
14818 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14819 VIEW_CONVERT_EXPRs.
14821 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14823 PR rtl-optimization/30907
14824 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14825 (fwprop_init): Always call loop_optimizer_initialize.
14826 (fwprop_done): Always call loop_optimizer_finalize.
14827 (fwprop): We always have loop info now.
14828 (gate_fwprop_addr): Remove.
14829 (pass_fwprop_addr): Use gate_fwprop as gate.
14831 PR rtl-optimization/30841
14832 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14833 df_chain_alloc): Call df_reorganize_refs unconditionally.
14834 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14835 refs_organized to refs_organized_size.
14836 (df_ref_create_structure): Use refs_organized_size instead of
14837 bitmap_size if refs had been organized, and keep refs_organized_size
14839 * df.h (struct df_ref_info): Change refs_organized to
14840 refs_organized_size.
14841 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14844 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14846 * except.c (output_function_exception_table): Do not reference the
14847 EH personality routine for functions that do not require an
14850 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14853 * c-typeck.c (convert_for_assignment): Call comptypes for
14854 RECORD_TYPE or UNION_TYPE.
14856 PR inline-asm/30505
14857 * reload1.c (reload): Do invalid ASM checking after
14858 cleanup_subreg_operands.
14860 2007-03-19 Jeff Law <law@redhat.com>
14862 * tree-cfg.c (find_taken_edge): Tighten conditions for
14863 optimizing computed gotos.
14865 2007-03-19 Michael Matz <matz@suse.de>
14867 * builtins.c (expand_builtin_sync_operation,
14868 expand_builtin_compare_and_swap,
14869 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14872 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14873 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14876 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14878 * doc/tm.texi: Add brackets around the return type of
14879 TARGET_SECONDARY_RELOAD.
14881 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14882 Richard Guenther <rguenther@suse.de>
14884 PR tree-optimization/31254
14885 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14886 Use handled_component_p () where appropriate. Continue
14887 propagating into the rhs if we propagated into an INDIRECT_REF
14890 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14892 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14893 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14894 (xde, xdee): Mode attributes adjusted to support DFP modes.
14895 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14896 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14897 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14898 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14899 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14900 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14901 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14903 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14904 "movsf"): Insn definitions removed.
14905 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14906 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14907 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14909 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14910 "reload_in<mode>", "reload_out<mode>"): Expander added.
14911 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14914 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14916 * config/s390/s390.md: Only non-functional changes. Renamed
14917 FPR mode macro to BFP all over the file.
14919 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14921 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14922 (op_type attribute): RRF instruction type added.
14923 (fT0): New mode attribute.
14924 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14925 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14926 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14927 instruction no secondary memory is needed when moving DFmode values
14928 between GPRs and FPRs.
14930 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14932 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14933 inverted and documentation adjusted.
14934 ("mhard-dfp", "msoft-dfp"): New options.
14935 * config/s390/s390.c (s390_handle_arch_option): New architecture
14937 (override_options): Sanity checks for the new options added.
14938 * config.gcc: New architecture switch: z9-ec.
14939 * config/s390/s390.h (processor_flags): PF_DFP added.
14940 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14941 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14942 when the bit is NOT set so remove it from the defaults.
14944 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14946 * genemit.c (main): Print include statement for dfp.h.
14947 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14950 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14952 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14954 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14957 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14958 instead of PATTERN.
14960 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14962 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14963 attr_length_call, output_call, output_indirect_call): Cleanup
14964 formatting of targetm calls.
14966 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14968 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14970 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14972 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14973 reservation, bypass and anti-bypass descriptions for these
14974 instructions. Update move patterns.
14975 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14978 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14980 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14981 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14982 (get_initial_def_for_reduction): Likewise.
14984 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14986 Fix PR tree-optimization/29922
14987 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14988 (get_representative): Removed.
14989 (value_dies_in_block_x): Update for rvuse removal.
14990 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14991 (compute_antic_aux): Handle when PHI nodes appear in
14992 non-single-successors.
14993 (dump_bitmap_of_names): Removed.
14994 (compute_antic_safe): Renamed and removed rvuse calculation.
14995 Calculate only antic safe.
14996 (insert_into_preds_of_block): Remove assert.
14997 (execute_pre): Update for renamed functions.
14998 (defer_or_phi_translate_block): New function.
15000 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15002 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15003 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15005 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15006 Follow spelling conventions.
15008 * tree-data-ref.h: Remove the prototype for analyze_array.
15010 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15012 PR tree-optimization/31041
15013 * tree-vect-transform.c (get_initial_def_for_induction): Call
15014 force_gimple_operand.
15016 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15018 * ipa-type-escape.c (look_for_casts) : Revert code to use
15019 handled_component_p due to ada test a-numaux.adb.
15021 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15023 * final.c (final_scan_insn): Alter the condition of a
15024 conditional trap if we have nonstandard CC.
15026 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15028 * configure.ac: Remove excess quoting from asm line 0 test.
15029 * configure: Rebuilt.
15031 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15033 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15034 * c-common.c (convert_and_check): Move warning logic to...
15035 (warnings_for_convert_and_check): ...here. Define.
15036 * c-common.h (warnings_for_convert_and_check): Declare.
15038 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15040 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15041 (output_call): Likewise.
15043 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15045 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15047 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15049 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15051 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15053 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15054 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15056 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15058 PR tree-optimization/31183
15059 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15060 Use double_int instead of unsigned int for representing access_strides.
15061 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15063 2007-03-16 Richard Guenther <rguenther@suse.de>
15065 PR tree-optimization/31146
15066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15067 to allow recursion of forward_propagate_addr_expr.
15068 (forward_propagate_addr_into_variable_array_index): Likewise.
15069 (forward_propagate_addr_expr): Likewise.
15070 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15071 (forward_propagate_addr_expr_1): Recurse on simple copies
15072 instead of propagating into them. Do so for useless conversions
15074 (forward_propagate_addr_expr): Clean up unused statements after
15077 2007-03-16 Richard Guenther <rguenther@suse.de>
15079 * builtins.c (expand_builtin_cexpi): Use the right argument
15080 for the expansion via cexp.
15082 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15084 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15085 * configure: Rebuilt.
15087 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15090 * dwarf2out.c (force_type_die): Adjust comment.
15091 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15093 2007-03-15 DJ Delorie <dj@redhat.com>
15095 * config/frv/predicates.md (minmax_operator): Don't check operands
15098 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15100 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15101 Update constant estimates of number of iterations.
15102 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15103 argument renamed to "realistic".
15104 (compute_estimated_nb_iterations): Removed.
15105 (record_niter_bound): New function.
15106 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15107 call record_nonwrapping_iv with upper = false.
15108 (infer_loop_bounds_from_signedness): Pass upper argument to
15109 record_nonwrapping_iv.
15110 (estimate_numbers_of_iterations_loop): Do not call
15111 compute_estimated_nb_iterations. Record estimate based on profile
15112 information. Initialize the constant estimates of number of
15114 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15116 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15117 number of iterations is too small.
15118 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15119 (EST_NOT_AVAILABLE): Removed.
15120 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15121 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15124 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15126 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15127 Handle NE_EXPR guards.
15129 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15132 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15133 Set also -pedantic-errors by default for the preprocessor unless
15134 -fpermissive is given.
15136 2007-03-15 Richard Guenther <rguenther@suse.de>
15138 PR middle-end/29719
15139 PR middle-end/31161
15140 * builtins.c (expand_builtin_cexpi): As a fallback if we
15141 don't have builtins for sincos or cexp create a function
15142 declaration for cexp and expand to a call to that.
15143 (expand_builtin_int_roundingfn): Always fall
15144 back to floor/ceil and its variants even if they may be
15147 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15149 PR middle-end/31159
15150 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15151 jump tables, move the call to delete_dead_jumptables from here...
15152 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15153 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15154 don't allow merging of blocks that try_redirect_by_replacing_jump
15155 also does not handle when not optimizing.
15157 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15158 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15160 * config/i386/i386.md (x86_sahf_1): Correctly handle
15163 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15166 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15167 x86_64_general_operand as operand[2] predicate. Remove "iF"
15168 from operand constraints and use "e" constraint instead.
15169 (*subti3_1, *subti3_1 splitter): Ditto.
15170 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15171 operand[1] predicate.
15173 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15175 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15176 arrays, multiply the access strides by the size of the sub-array.
15177 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15179 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15181 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15182 the configured assembler supports the sahf mnemonic.
15183 * configure: Regenerate.
15184 * config.in: Regenerate.
15186 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15187 emit "sahf" or ".byte\t0x9e" as asm template.
15189 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15192 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15193 option to replace hard coded TARGET_xxx in md file.
15194 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15195 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15196 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15197 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15198 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15199 (X86_TUNE_NOT_VECTORMODE): Ditto.
15200 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15201 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15202 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15203 (TUNE_SLOW_IMUL_IMM8): Ditto.
15204 (TUNE_MOVE_M1_VIA_OR): Ditto.
15205 (TUNE_NOT_UNPAIRABLE): Ditto.
15206 (TUNE_NOT_VECTORMODE): Ditto.
15208 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15211 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15212 tuning options instead of hard coded TARGET_xxx.
15213 (fix ssemode peephole2's): Ditto.
15214 (imul peephole2's): Ditto.
15216 (movdi_or_rex64): Ditto.
15217 (move peephole2): Ditto.
15218 (not peephole2's): Ditto.
15220 2007-03-14 Dirk Mueller <dmueller@suse.de>
15222 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15223 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15224 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15226 * c-parser.c (c_parser_do_statement): Warn about empty body in
15227 do/while statement.
15228 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15229 * doc/invoke.texi (-Wempty-body): Update documentation.
15231 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15234 * c-common.h (warn_for_div_by_zero): Declare.
15235 * c-common.c (warn_for_div_by_zero): Define.
15236 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15239 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15241 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15242 to PREFIX and STANDARD_PREFIX.
15244 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15245 Phil Edwards <phil@codesourcery.com>
15247 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15248 (__gthread_once_t): Remove busy field for RTPs.
15249 (__GTHREAD_ONCE_INIT): Update accordingly.
15251 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15253 * doc/invoke.texi: Document VxWorks options.
15255 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15257 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15259 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15261 PR tree-optimization/30590
15262 * tree-nrv.c (tree_nrv): Check for the partial update of the
15265 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15267 * flags.h (flag_random_seed): Remove declaration, in favor of...
15268 * toplev.h (get_random_seed, set_random_seed): ... these.
15269 * tree.c (get_file_function_name): Use the former.
15270 * opts.c (common_handle_option): Use the latter.
15273 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15275 PR middle-end/31127
15276 * cse.c (cse_find_path): Do not bail out if a basic block that
15277 we already visited now becomes part of a path that starts at a
15278 different basic block. Just disallow this, to make sure we
15279 visit each basic block at most once.
15281 2007-03-13 Jan Hubicka <jh@suse.cz>
15283 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15284 attributes, when profile esitmate is present, calls with very low
15285 frequency are cold.
15287 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15289 PR tree-optimization/30730
15290 PR tree-optimization/26900
15291 * tree-ssa-loop-niter.c: Include gmp.h.
15292 (bounds): New type.
15293 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15294 split_to_var_and_offset, determine_value_range,
15295 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15296 bound_difference, bounds_add, bounds_negate,
15297 number_of_iterations_ne_max, dump_affine_iv): New functions.
15298 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15299 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15300 difference of initial and final value of control iv to validate
15302 (number_of_iterations_cond): Add loop parameter. Determine bounds
15303 on the difference of the extremes of the control iv. Add dumps.
15304 (expand_simple_operations): Handle phi nodes.
15305 (simplify_using_initial_conditions): Do not record used conditions.
15306 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15307 Do not set additional_info.
15308 (implies_nonnegative_p, implies_ge_p): Removed.
15309 (derive_constant_upper_bound): Do not use parameter `additional'.
15310 (record_estimate): Parameter `additional' removed. Parameter
15311 `i_bound' added. Do not call derive_constant_upper_bound.
15312 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15313 bound the number of iterations estimate.
15314 (estimate_numbers_of_iterations_loop): Pass the estimate from
15315 the number of iterations analysis to record_estimate.
15316 * tree.h (multiple_of_p): Declare.
15317 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15318 (scev_const_prop): Do not check expression_expensive_p.
15319 * fold-const.c (multiple_of_p): Exported.
15320 * double-int.c (double_int_mask): Exported.
15321 * double-int.h (double_int_mask): Declare.
15322 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15323 field. Added max field.
15325 2007-03-13 David Taylor <taylor@candd.org>
15328 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15331 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15334 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15335 two unamed patterns.
15337 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15339 * config/i386/i386.opt (mcx16, msahf): New options.
15340 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15341 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15343 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15344 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15345 Output -mcx16 and -msahf options when corresponding bit is set.
15347 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15348 and -msahf options.
15350 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15352 * configure.ac: Test for assembler tolerance to # 0 "".
15353 * configure, config.in: Rebuilt.
15354 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15356 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15358 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15360 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15361 (handle_syscall): Handle direct system calls.
15362 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15364 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15366 * doc/invoke.texi: Fix cpp.info cross-reference.
15367 * doc/passes.texi: Fix gcc.info cross-reference.
15369 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15371 PR tree-optimization/30835
15372 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15373 bb_for_stmt is not NULL before accessing it.
15375 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15377 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15380 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15383 * doc/install.texi: Document --enable-stage1-languages
15385 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15387 * tree-pass.h (pass_into_cfg_layout_mode,
15388 pass_outof_cfg_layout_mode): Declare.
15389 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15390 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15391 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15392 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15394 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15396 * c-decl.c (warn_variable_length_array): New function.
15397 Refactored from grokdeclarator to handle warn_vla
15398 and handle unnamed array case.
15399 (grokdeclarator): Refactored VLA warning case.
15400 * c.opt (Wvla): New flag.
15401 * doc/invoke.texi (Wvla): New warning.
15403 2007-03-12 Richard Henderson <rth@redhat.com>
15405 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15406 (TARGET_SECTION_TYPE_FLAGS): New.
15408 2007-03-12 Richard Henderson <rth@redhat.com>
15410 * config/darwin.c (machopic_reloc_rw_mask): New.
15411 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15412 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15414 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15416 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15417 * cppdefault.h (cpp_PREFIX): Document.
15418 (cpp_PREFIX_len): Likewise.
15419 (cpp_EXEC_PREFIX): New variable.
15420 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15421 * c-incpath.c (add_standard_paths): Correct logic for relocating
15422 paths within prefix.
15424 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15426 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15427 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15429 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15430 fix_truncdfdi_sse using SSEMODEF mode macro.
15431 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15432 fix_truncdfsi_sse using SSEMODEF mode macro.
15433 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15434 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15436 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15438 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15439 elfos.h to tm_file.
15441 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15443 * tree.h : Add multiple_of_p declaration.
15444 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15445 * ipa-type-escape.c (results_of_malloc): Redundant.
15446 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15447 (cast_type): Extended with new members.
15448 (check_cast): Returns cast_type.
15449 (cast): New structure for data of walk_use_def_chains.
15450 (is_malloc_result, is_cast_from_non_pointer_1,
15451 is_cast_from_non_pointer,
15452 is_array_access_through_pointer_and_index): New functions.
15453 (look_for_casts): Returns cast types.
15454 (check_call): Returns void.
15455 (okay_pointer_operation): Use support of pointer plus index,
15456 pointer plus constant and allow all multiplications.
15458 2007-03-11 Richard Guenther <rguenther@suse.de>
15460 PR tree-optimization/31115
15461 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15462 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15463 A shift count of zero is not special as with *_DIV_EXPR.
15464 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15467 2007-03-11 Ian Lance Taylor <iant@google.com>
15469 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15470 the *_DIV_EXPR codes correctly with overflow infinities.
15472 2007-03-11 Ira Rosen <irar@il.ibm.com>
15474 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15475 indicate success/failure of the analysis. Add negation to subtrahend
15476 in case of subtraction. Fail if both operands contain constants.
15477 (create_data_ref): Fail if analyze_offset fails.
15479 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15481 * config/i386/i386.md (frndintxf2): Rename to ...
15482 (rintxf2): ... this. Remove expander having same name.
15483 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15484 (roundsf2, rounddf2): Ditto.
15485 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15486 (lround<mode>di2, lround<mode>si2): Ditto.
15488 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15490 * lower-subreg.c: Include except.h.
15491 (decompose_multiword_subregs): Verify that the only control flow
15492 insns we can split are loads to multi-words pseudos.
15493 Handle breaking such blocks after splitting, instead of calling
15494 find_many_sub_basic_blocks.
15496 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15497 on the new basic block. Add a lengthy comment explaining why we
15498 thought this was necessary.
15499 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15501 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15504 * tree.c (walk_type_fields): Recurse into the element type of
15505 ARRAY_TYPEs if there is a pointer set.
15507 2007-03-10 Dirk Mueller <dmueller@suse.de>
15509 * c-common.c (warn_logical_operator): Fix condition.
15511 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15513 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15515 * config/darwin.c (machopic_select_section): Remove superfluous
15516 argument in call to categorize_decl_for_section. Remove unused
15519 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15521 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15523 * configure: Regenerate.
15525 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15528 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15529 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15530 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15531 Add LABEL_NUSES to emitted label.
15532 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15533 branch probability value to emitted jump insn.
15534 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15535 Do not check life information and do not re-arrange input operands
15536 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15538 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15540 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15541 the change of decode_asm_operands.
15543 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15545 * mode-switching.c (create_pre_exit): Skip blockage insn.
15547 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15549 * tree-pass.h (TODO_update_smt_usage): Remove.
15551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15555 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15557 * pa.c (attr_length_call): Revise condition for long
15558 pc-relative branch.
15559 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15560 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15561 sequence on SOM target.
15563 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15565 * gcc.c: Document %{, in big comment at top.
15566 (input_suffix_matches): Remove special handling for .s and
15568 (input_spec_matches): New.
15569 (handle_braces): Handle %{,.
15570 (validate_switches): ',' indicates a value which is not a switch.
15571 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15572 to detect assembler input.
15573 * config/i386/sol2.h (CPP_SPEC): Likewise.
15574 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15575 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15576 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15577 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15578 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15579 -m64 causes deployment target to default to 10.5.
15580 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15582 2007-03-09 Richard Henderson <rth@redhat.com>
15585 * target.h (targetm.asm.out.reloc_rw_mask): New.
15586 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15587 (TARGET_ASM_OUT): Use it.
15588 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15589 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15590 use the new reloc_rw_mask target hook instead.
15591 (default_section_type_flags_1): Merge into...
15592 (default_section_type_flags): ... here.
15593 (decl_readonly_section_1): Merge into...
15594 (decl_readonly_section): ... here.
15595 (default_elf_select_section_1): Merge into...
15596 (default_elf_select_section): ... here.
15597 (default_unique_section_1): Merge into...
15598 (default_unique_section): ... here.
15599 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15600 (default_select_rtx_section): Use it.
15601 (default_elf_select_rtx_section): Likewise.
15602 * output.h: Update to match.
15603 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15604 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15605 (TARGET_ASM_RELOC_RW_MASK): New.
15606 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15607 to categorize_decl_for_section.
15608 (x86_64_elf_unique_section): Likewise.
15609 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15610 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15611 (TARGET_ASM_RELOC_RW_MASK): New.
15612 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15613 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15614 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15615 (TARGET_RWRELOC): Remove.
15616 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15617 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15618 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15619 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15620 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15621 (rs6000_xcoff_select_section): Use decl_readonly_section.
15622 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15623 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15624 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15625 (TARGET_SECTION_TYPE_FLAGS): Remove.
15626 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15628 2007-03-09 Roger Sayle <roger@eyesopen.com>
15630 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15631 complex constant equality/inequality comparisons for here.
15632 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15633 known at compile-time or can be simplified to a scalar comparison.
15634 (fold_relational_const): Move compile-time evaluation of complex
15635 constant equality/inequality comparisons to here.
15637 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15639 PR rtl-optimization/30643
15640 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15642 (fold_rtx): Recurse, like before 2006-11-03.
15644 2007-03-09 DJ Delorie <dj@redhat.com>
15646 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15649 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15651 PR tree-optimization/30375
15652 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15653 LHS of statements is not the same.
15654 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15656 2007-03-09 Chao-ying Fu <fu@mips.com>
15658 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15660 * doc/invoke.texi (-mdspr2): Document new option.
15661 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15662 New unspec for DSP REV 2.
15663 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15664 these instructions are extended in DSP REV 2.
15665 (mips-dspr2.md): Include.
15666 * config/mips/mips.opt (mdspr2): New option.
15667 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15668 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15669 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15670 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15671 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15672 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15673 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15675 (bdesc_map): Add one field of unsupported_target_flags.
15676 (bdesc_arrays): Update entries to have extra fields. Add
15678 (mips_init_builtins): Initialize new function types.
15679 Check unsupported_target_fileds to filter out builtins.
15680 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15682 (ASM_SPEC): Pass mdspr2 to the assembler.
15683 * config/mips/mips-dspr2.md: New file.
15685 2007-03-09 Sa Liu <saliu@de.ibm.com>
15687 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15689 2007-03-09 Ian Lance Taylor <iant@google.com>
15691 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15692 argument) like -Wstrict-overflow=2.
15693 * doc/invoke.texi (Warning Options): Update documentation.
15695 2007-03-09 Dirk Mueller <dmueller@suse.de>
15698 * doc/invoke.texi (-Wlogical-op): Document.
15699 * common.opt (-Wlogical-op): New.
15700 * c-common.h (warn_logical_operator): Declare.
15701 * c-common.c (warn_logical_operator): Define.
15702 * c-typeck.c (parser_build_binary_op): Call
15703 warn_logical_operator.
15705 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15707 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15708 * final.c (final_scan_insn): Test for non-"" file name.
15710 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15712 * doc/loop.texi: Document the Omega linear constraints solver.
15713 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15714 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15715 omega-hash-table-size, omega-max-keys, and
15716 omega-eliminate-redundant-constraints.
15717 * tree-pass.h (pass_check_data_deps): Declared.
15720 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15721 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15722 pass_check_data_deps): New.
15723 * tree-data-ref.c (init_data_ref): Remove declaration.
15724 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15725 (analyze_array): Renamed init_array_ref, move up initializations.
15726 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15727 Removed arguments that are set to NULL.
15728 (analyze_indirect_ref): Correct indentation, correct call to
15730 (object_analysis): Call init_array_ref instead of analyze_array.
15731 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15732 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15733 of DR_ACCESS_FNS_ADDR.
15734 (init_omega_eq_with_af, omega_extract_distance_vectors,
15735 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15736 ddr_consistent_p): New.
15737 (compute_affine_dependence): Check consistency of ddrs when
15738 flag_check_data_deps is passed.
15739 (analyze_all_data_dependences): Uncomment.
15740 (tree_check_data_deps): New.
15741 * tree-data-ref.h: Include omega.h.
15742 (DR_ACCESS_FNS_ADDR): Removed.
15743 (data_dependence_relation): Add inner_loop.
15744 (DDR_INNER_LOOP): New.
15745 * common.opt (fcheck-data-deps): New.
15746 * tree-flow.h (tree_check_data_deps): Declare.
15747 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15748 (OBJS-common): Depend on omega.o.
15750 * passes.c (pass_check_data_deps): Scheduled.
15751 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15752 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15753 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15754 PARAM_VECT_MAX_VERSION_CHECKS,
15755 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15757 2007-03-09 Richard Guenther <rguenther@suse.de>
15759 PR tree-optimization/30904
15760 PR middle-end/31058
15761 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15762 the same way as *_DIV_EXPR.
15764 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15766 * recog.c (decode_asm_operands): No mixed declarations and code.
15768 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15770 * rtl.def (ASM_INPUT): Add location.
15771 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15772 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15773 (decode_asm_operands): Add loc operand.
15774 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15775 * stmt.c (expand_asm): Rename to...
15776 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15777 gen_rtx_ASM_INPUT_loc.
15778 (expand_asm_expr): Adjust.
15779 * recog.c (decode_asm_operands): Add loc operand.
15780 (check_asm_operands, extract_insn): Adjust.
15781 * reload1.c (maybe_fix_stack_asms): Likewise.
15782 * final.c (asm_insn_count): Likewise.
15783 (final_scan_insn): Output # line before and after asm.
15785 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15787 * tree-ssa-structalias.c (variable_info): Remove
15789 (new_var_info): Ditto.
15790 (shared_bitmap_info_t): New structure.
15791 (shared_bitmap_table): New variable.
15792 (shared_bitmap_hash): New function.
15793 (shared_bitmap_eq): Ditto
15794 (shared_bitmap_lookup): Ditto.
15795 (shared_bitmap_add): Ditto.
15796 (merge_smts_into): Change to take bitmap directly.
15797 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15798 (init_alias_vars): Init shared bitmap hashtable.
15799 (delete_points_to_sets): Delete shared bitmap hashtable.
15800 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15801 is_aliased removal as a change that was still necessary was
15804 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15806 * config/i386/i386.h (override_options): Conditionally disable
15807 x86_sahf for 64bit targets only.
15809 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15812 * c-decl.c (merge_decls): Don't call make_var_volatile.
15813 * varasm.c (make_var_volatile): Remove.
15814 * output.h (make_var_volatile): Remove.
15816 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15818 PR tree-optimization/31085
15819 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15821 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15823 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15824 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15825 ATTR_CONST_NOTHROW_LIST.
15827 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15830 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15832 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15834 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15837 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15839 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15840 passed, use shared libgcc.
15842 2007-03-08 Roger Sayle <roger@eyesopen.com>
15844 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15845 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15846 (honor_protect_cleanup_actions, lower_try_finally_switch):
15848 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15849 ifc_temp_var): Likewise.
15850 * tree-inline.c (setup_one_parameter): Likewise.
15851 * tree-mudflap.c (mf_decl_cache_locals,
15852 mf_build_check_statement_for): Likewise.
15853 * tree-nested.c (init_tmp_var, save_tmp_var,
15854 finalize_nesting_tree_1): Likewise.
15855 * tree-outof-ssa.c (insert_copy_on_edge,
15856 insert_backedge_copies): Likewise.
15857 * tree-profile.c (tree_gen_edge_profiler,
15858 tree_gen_ic_profiler): Likewise.
15859 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15860 * tree-sra.c (sra_build_assignment): Likewise.
15861 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15862 * tree-ssa-math-opts.c (insert_reciprocals,
15863 execute_cse_sincos_1): Likewise.
15864 * tree-tailcall.c (adjust_accumulator_values,
15865 adjust_return_value): Likewise.
15866 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15867 * tree-vect-transform.c (vect_create_data_ref_ptr,
15868 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15869 vect_create_epilog_for_reduction, vectorizable_reduction,
15870 vectorizable_call, vectorizable_conversion,
15871 vectorizable_assignment, vectorizable_operation,
15872 vectorizable_type_demotion, vect_gen_widened_results_half,
15873 vect_permute_store_chain, vectorizable_store,
15874 vect_setup_realignment, vect_permute_load_chain,
15875 vectorizable_load, vectorizable_condition,
15876 vect_create_cond_for_align_checks): Likewise.
15877 * tree-vrp.c (build_assert_expr_for): Likewise.
15879 2007-03-08 Ian Lance Taylor <iant@google.com>
15881 * tree-vrp.c: Include "intl.h".
15882 (usable_range_p): New static function.
15883 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15884 overflowed values, juts set *strict_overflow_p.
15885 (compare_values): Only return -2 if one of the operands is not a
15887 (compare_ranges): Call usable_range_p.
15888 (compare_range_with_value): Likewise.
15889 (vrp_evaluate_conditional_warnv): Rename from
15890 vrp_evaluate_conditional. Make static. Change all callers.
15891 (vrp_evaluate_conditional): New function.
15892 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15893 on signed overflow.
15894 (simplify_abs_using_ranges): Likewise.
15895 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15896 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15897 within_stmt parameter.
15898 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15899 vrp_evaluate_conditional.
15900 * tree-ssa-threadedge.c
15901 (record_temporary_equivalences_from_stmts_at_dest): Change
15902 simplify parameter to take a second tree parameter.
15903 (simplify_control_stmt_condition): Likewise.
15904 (thread_across_edge): Likewise.
15905 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15906 (thread_across_edge): Likewise.
15907 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15909 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15911 * config/i386/i386.h (TARGET_SAHF): New define.
15912 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15913 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15914 (x86_sahf): New global variable.
15915 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15916 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15917 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15918 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15920 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15921 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15922 when expanding fcomi/sahf based tests.
15923 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15924 expanding sahf based alternative. Emit sahf based sequence when
15925 optimizing for code size.
15926 * config/i386/i386.md (x86_sahf_1): Do not disable for
15927 TARGET_64BIT, enable for TARGET_SAHF.
15929 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15931 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15932 spurious whitespace from error message.
15934 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15937 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15939 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15941 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15943 * tree-sra.c (instantiate_element): Propagate disabled warnings
15944 from the element itself to the created variable.
15946 2007-03-07 Richard Henderson <rth@redhat.com>
15949 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15950 silently fix up the stack in the case of a missing register.
15952 2007-03-07 Paul Brook <paul@codesourcery.com>
15954 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15956 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15958 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15960 (phase1_vrs): Use them.
15961 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15962 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15963 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15964 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15965 __gnu_Unwind_Restore_WMMXC if required.
15966 (_Unwind_VRS_Pop): Implement iWMMXt support.
15967 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15968 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15969 gnu_Unwind_Save_WMMXC): Define.
15971 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15973 * config/vxworks.h (vxworks_override_options): Declare.
15974 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15975 * config/vxworks.c: Include target.h and toplev.h.
15976 (vxworks_override_options): New function.
15977 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15979 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15981 * config/s390/s390.c (override_options): Don't emit an error when
15982 -mstack-size is used without providing -mstack-guard.
15983 (s390_emit_prologue): Choose stack_guard value automatically if not
15984 provided via command line.
15985 * doc/invoke.texi: Adjust description of -mstack-guard and
15988 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15990 * config/i386/i386.c (output_set_got): Add a GOT initialization
15991 sequence for VxWorks PIC.
15992 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15993 around labels as well as symbols. Use gotoff_operand instead
15994 of local_symbolic_operand.
15995 (legitimize_pic_address): Use gotoff_operand instead of
15996 local_symbolic_operand. Use @GOT accesses for labels as
15998 (ix86_output_addr_diff_elt): Use PC-relative rather than
15999 GP-relative offsets for VxWorks PIC.
16000 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16001 no_new_pseudos. Check whether the returned register is op0.
16002 * config/i386/i386.md (tablejump): Use PC-relative rather than
16003 GP-relative offsets for VxWorks PIC.
16004 * config/i386/predicates.md (gotoff_operand): New predicate.
16006 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16008 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16010 * config/vxworks-dummy.h: New file.
16011 * config/i386/i386.h: Include it.
16013 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16015 * dwarf2out.c (is_inlined_entry_point): New
16016 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16017 DW_AT_ranges if the first subblock is the entry point.
16019 2007-03-06 David Daney <ddaney@avtrex.com>
16021 * doc/install.texi (mips-*-*): Change recommended binutils
16024 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16026 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16027 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16029 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16030 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16032 2007-03-06 Jan Hubicka <jh@suse.cz>
16034 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16035 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16037 (probably_cold_bb_p): Cold functions are cold.
16038 (probably_never_executed_bb_p): Cold functions are cold.
16039 (tree_bb_level_predictions): Predict calls to cold functions as not
16041 (compute_function_frequency): Check hot/cold attributes.
16042 * function.h (function_frequency): Update comments.
16043 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16044 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16045 (c_common_att): Add cold and hot.
16047 * doc/extend.texi (hot,cold attributes): Document.
16049 2007-03-06 Andrew Haley <aph@redhat.com>
16051 * function.c (expand_function_end): Move blockage to just after we
16052 emit the label for the naked return from the function.
16054 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16056 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16059 2007-03-06 Jan Hubicka <jh@suse.cz>
16061 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16062 loaded for constant large models. Non-large 64bit PIC can do.
16063 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16064 * cmodel.h: Add LARGE PIC.
16065 * i386.md (UNSPEC_PLTOFF): New.
16066 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16068 (*call_1_rex64): Disable for large models.
16069 (*call_1_rex64_large): New.
16070 (*call_value_1_rex64): Disable for large models.
16071 (*call_value_1_rex64_large): New.
16072 (set_rip_rex4): New.
16073 (set_got_offset_rex64): New.
16074 * predicates.md (constant_call_address_operand): For large model
16075 constant calls are not possible.
16076 * i386-protos.h (construct_plt_address): Declare.
16077 * i386.c (override_options): Accept large models.
16078 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16079 (legitimate_constant_p): Add new UNSPECs.
16080 (legitimate_pic_operand_p): Likewise.
16081 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16082 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16084 (output_pic_addr_const): Add PLTOFF.
16085 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16086 (ix86_expand_move): Legitimize pic address when in PIC mode.
16087 (construct_plt_address): New function.
16088 (ix86_expand_call): Offload the address to register and use GOT
16089 pointer for large model.
16090 * invoke.texi (mcmodel=large): Update documentation.
16092 2007-03-06 Richard Henderson <rth@redhat.com>
16094 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16095 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16096 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16097 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16098 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16099 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16100 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16101 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16102 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16103 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16104 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16105 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16106 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16107 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16108 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16109 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16110 x86_schedule, x86_use_bt, x86_pad_returns,
16111 x86_use_xchgb): Merge into ...
16112 (ix86_tune_features): ... here. New array.
16113 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16114 x86_bswap): Merge into ...
16115 (ix86_arch_features): ... here. New array.
16116 (x86_3dnow_a): Remove.
16117 (x86_accumulate_outgoing_args): Make static.
16118 (x86_arch_always_fancy_math_387): Make static.
16119 (ix86_tune_mask, ix86_arch_mask): Move ...
16120 (override_options): ... to local variables here. Apply the
16121 appropriate mask to each element of ix86_arch_features and
16122 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16123 as were done in the old macros.
16124 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16125 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16126 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16127 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16128 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16129 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16130 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16131 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16132 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16133 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16134 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16135 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16136 x86_accumulate_outgoing_args, x86_prologue_using_move,
16137 x86_epilogue_using_move, x86_decompose_lea,
16138 x86_arch_always_fancy_math_387, x86_shift1,
16139 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16140 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16141 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16142 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16143 x86_use_incdec, x86_pad_returns, x86_bswap,
16144 x86_partial_flag_reg_stall): Remove.
16145 (enum ix86_tune_indices): New.
16146 (ix86_tune_features): New.
16147 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16148 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16149 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16150 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16151 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16152 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16153 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16154 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16155 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16156 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16157 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16158 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16159 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16160 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16161 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16162 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16163 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16164 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16165 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16166 TARGET_EXT_80387_CONSTANTS): Use it.
16167 (enum ix86_arch_indices): New.
16168 (ix86_arch_features): New.
16169 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16170 TARGET_BSWAP): Use it.
16171 (ix86_tune_mask, ix86_arch_mask): Remove.
16173 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16176 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16177 Define using $${sysroot_headers_suffix}.
16178 * configure: Regenerate.
16179 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16180 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16182 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16183 * gcc.c (print_sysroot_headers_suffix): New.
16184 (option_map): Include --print-sysroot-headers-suffix.
16185 (display_help): Mention -print-sysroot-headers-suffix.
16186 (process_command): Handle -print-sysroot-headers-suffix.
16187 (do_spec_1): Append multilib directory to include-fixed path if
16188 sysroot suffixes in use.
16189 (main): Handle -print-sysroot-headers-suffix.
16190 * Makefile.in (start.encap): Don't depend on xlimits.h
16191 (xlimits.h): Remove.
16192 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16193 limits.h for each multilib in fixinc_list.
16194 (fixinc_list, s-fixinc_list): New.
16195 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16196 generate them for each multilib in fixinc_list.
16197 (stmp-fixproto): Use include-fixed. Run fixproto for each
16198 multilib in fixinc_list.
16199 (mostlyclean): Don't remove xlimits.h.
16200 (clean): Remove include-fixed.
16201 (real-install-headers-tar, real-install-headers-cpio,
16202 real-install-headers-cp): Don't copy include, only include-fixed.
16203 (install-mkheaders): Depend on fixinc_list. Don't depend on
16204 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16205 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16206 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16208 2007-03-06 Jan Hubicka <jh@suse.cz>
16210 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16213 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16215 * configure.ac: Allow tm_file to contain build-directory files.
16216 * configure: Regenerate.
16217 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16218 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16219 * config/m68k/print-sysroot-suffix.sh: New file.
16221 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16223 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16224 of pic_offset_table_rtx if reload_completed.
16225 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16226 PIC_OFFSET_TABLE_REGNUM.
16227 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16229 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16230 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16232 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16234 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16235 functions that call eh_return.
16237 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16239 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16240 functions that need a constant pool.
16242 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16245 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16246 (m68k_preferred_reload_class): Likewise.
16247 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16248 (SECONDARY_RELOAD_CLASS): Define.
16249 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16250 (LIMIT_RELOAD_CLASS): Delete.
16251 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16252 registers from storing bytes.
16253 (m68k_secondary_reload_class): New function.
16254 (m68k_preferred_reload_class): Likewise.
16256 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16258 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16260 (m68k_expand_prologue): Likewise.
16262 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16264 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16265 (mips_expand_epilogue): Add a bool parameter.
16266 (m68k_legitimize_sibcall_address): Declare.
16267 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16268 (m68k_expand_epilogue): Add a parameter to select between sibling
16269 and normal epilogues. Only generate a return for the latter.
16270 (m68k_ok_for_sibcall_p): New function.
16271 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16272 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16273 (sibcall_value, *sibcall_value): Likewise.
16274 (*call, *call_value): Require !SIBLING_CALL_P.
16275 (epilogue): Update call to m68k_expand_epilogue.
16276 (sibcall_epilogue): New pattern.
16277 * config/m68k/predicates.md (const_call_operand): Say that this
16278 predicate applies to sibling calls too.
16279 (sibcall_operand): New predicate.
16281 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16283 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16284 alternatives as movsi_cf.
16285 (movsf_cf_hard): Add commentary.
16287 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16288 Richard Sandiford <richard@codesourcery.com>
16290 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16291 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16292 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16293 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16294 as being live on exit from an interrupt function.
16295 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16296 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16297 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16298 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16299 (m68k_interrupt_function_p): Globalize.
16300 (m68k_compute_frame_layout): Remove reverse mask code.
16301 (m68k_emit_movem, m68k_set_frame_related): New functions.
16302 (m68k_output_function_prologue): Delete in favor of...
16303 (m68k_expand_prologue): ...this new function.
16304 (m68k_output_function_epilogue): Delete in favor of...
16305 (m68k_expand_epilogue): ...this new function.
16306 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16308 (print_operand): Handle %?.
16309 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16310 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16311 (prologue, epilogue): New patterns.
16312 (return): Turn into a define_expand.
16313 (*return): New pattern, derived from old "return" pattern. Use rte
16314 rather than rts for interrupt functions. Only use rtd if the pop
16316 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16317 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16318 (link, *link, unlink, *unlink, load_got): Likewise.
16320 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16324 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16325 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16326 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16327 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16328 and m68k_matches_u_p.
16329 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16330 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16331 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16332 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16333 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16334 (REG_STRICT_P): New macro.
16335 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16336 PCREL_GENERAL_OPERAND_OK.
16337 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16338 m68k_legitimate_base_reg_p.
16339 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16340 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16341 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16342 * config/m68k/m68k.c (m68k_address): New structure.
16343 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16344 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16345 (m68k_jump_table_ref_p, m68k_decompose_address)
16346 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16347 (m68k_matches_u_p): New functions.
16348 (print_operand_address): Rewrite to use m68k_decompose_index.
16350 2007-03-05 David Taylor <dtaylor@emc.com>
16352 * gcc.c: Correct copyright date in --version output.
16354 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16356 * pa.md: In unamed move patterns, disparge copies between general
16357 and floating point registers using '?' modifier. Don't include 'f'
16358 constraint for register preferences in DImode, SImode, HImode and
16359 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16360 Remove constraints for copies between general and floating registers
16361 in soft-float DFmode pattern.
16362 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16366 2007-03-05 Mike Stump <mrs@apple.com>
16368 * c-common.c (targetcm): Add.
16369 * c-opts.c (c_common_handle_option): Handle language specific
16371 * opts.c (handle_option): Verify language for target options, if
16373 * opth-gen.awk: Add CL_LANG_ALL.
16374 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16375 (TARGETCM_INITIALIZER): Add.
16376 * target.h (struct gcc_targetcm): Add.
16378 * targhooks.c (default_handle_c_option): Add.
16379 * targhooks.h (default_handle_c_option): Add.
16380 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16382 * config/darwin.opt (iframework): Add.
16383 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16384 * config/darwin-c.c (handle_c_option): Add.
16385 (TARGET_HANDLE_C_OPTION): Add.
16387 * doc/invoke.texi (Darwin Options): Add -iframework.
16389 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16391 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16394 2007-03-05 Ian Lance Taylor <iant@google.com>
16396 * c.opt (fgnu89-inline): New option.
16397 * c-opts.c (c_common_post_options): Set default value for
16399 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16400 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16402 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16403 (grokdeclarator, start_function): Likewise.
16404 * c-cppbuiltin.c (c_cpp_builtins): Define either
16405 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16406 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16407 (C Dialect Options): Document -fgnu89-inline.
16408 * doc/extend.texi (Function Attributes): Explain what the
16409 gnu_inline attribute does.
16410 * doc/cpp.texi (Common Predefined Macros): Document
16411 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16413 2007-03-05 Ian Lance Taylor <iant@google.com>
16415 PR tree-optimization/31034
16416 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16417 half-range if the other side is an overflow infinity.
16419 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16421 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16422 (bfin*-linux-uclibc*): New configuration.
16423 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16425 * config/bfin/linux.h: New file.
16426 * config/bfin/libgcc-bfin.ver: New file.
16427 * config/bfin/t-bfin-uclinux: New file.
16428 * config/bfin/t-bfin-linux: New file.
16429 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16430 (TARGET_OS_CPP_BUILTINS): New macro.
16432 2007-03-05 Richard Guenther <rguenther@suse.de>
16434 * fold-const.c (fold_binary): Remove duplicate folding
16435 of comparison of non-null ADDR_EXPR against null.
16437 2007-03-05 Richard Guenther <rguenther@suse.de>
16438 Dorit Nuzman <dorit@il.ibm.com>
16440 PR tree-optimization/26420
16441 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16442 are no loops in the function. Only print the number of
16443 vectorized loops if it is greater than zero or we are supposed
16444 to print information about unvectorized loops.
16446 2007-03-05 Revital Eres <eres@il.ibm.com>
16448 * gcc.dg/var-expand1.c: New test.
16449 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16450 when an accumulator is expanded.
16452 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16455 * c-common.c (convert_and_check): Don't give warnings for
16456 conversion if 'expr' already overflowed.
16458 2007-03-04 Roger Sayle <roger@eyesopen.com>
16460 PR middle-end/30744
16461 * fold-const.c (fold_comparison): Enforce type consistency when
16462 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16464 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16466 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16467 containing a cast to the base of TARGET_MEM_REF.
16469 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16471 * tree.c (tree_contains_struct_check_failed): Remove spurious
16472 whitespace from error message.
16474 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16477 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16478 instead of precision.
16480 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16481 Nathan Sidwell <nathan@codesourcery.com>
16483 * emit-rtl.c (find_auto_inc): New.
16484 (try_split): recreate REG_INC notes,
16485 Use regular for loops rather than whiles.
16487 2007-03-03 Andreas Schwab <schwab@suse.de>
16489 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16490 * configure: Regenerate.
16492 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16494 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16495 flag_rounding_math, not flag_unsafe_math_optimizations.
16497 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16499 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16500 alpha_fold_vector_minmax): Likewise.
16501 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16502 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16504 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16506 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16507 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16508 if the lhs has side-effects.
16509 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16511 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16513 * config/i386/i386.h (TUNEMASK): Remove define.
16514 (ARCHMASK): Remove define.
16515 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16516 Use ix86_arch_mask variable instead of ARCHMASK.
16517 * config/i386/i386.c (override_options): Ditto.
16518 (standard_80387_constant_p): Ditto.
16520 2007-03-02 Ian Lance Taylor <iant@google.com>
16522 Used signed infinities in VRP.
16523 * tree-vrp.c (uses_overflow_infinity): New static function.
16524 (supports_overflow_infinity): New static function.
16525 (make_overflow_infinity): New static function.
16526 (negative_overflow_infinity): New static function.
16527 (positive_overflow_infinity): New static function.
16528 (is_negative_overflow_infinity): New static function.
16529 (is_positive_overflow_infinity): New static function.
16530 (is_overflow_infinity): New static function.
16531 (overflow_infinity_range_p): New static function.
16532 (compare_values_warnv): New function split out of compare_values.
16533 (compare_value): Call it.
16534 (set_value_range_to_nonnegative): Add overflow_infinity
16535 parameter. Change caller.
16536 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16538 (vrp_expr_computes_nonzero): Likewise.
16539 (compare_ranges, compare_range_with_value): Likewise.
16540 (compare_name_with_value, compare_names): Likewise.
16541 (vrp_evaluate_conditional): Likewise.
16542 (set_value_range): Handle infinity
16543 (vrp_operand_equal_p, operand_less_p): Likewise.
16544 (extract_range_from_assert): Likewise.
16545 (vrp_int_const_binop): Likewise.
16546 (extract_range_from_binary_expr): Likewise.
16547 (extract_range_from_unary_expr): Likewise.
16548 (extract_range_from_comparison): Likewise.
16549 (extract_range_from_expr): Likewise.
16550 (dump_value_range): Likewise.
16551 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16552 (test_for_singularity): Likewise.
16553 (vrp_int_const_binop): Remove inline qualifier.
16554 (adjust_range_with_scev): Add comment.
16555 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16557 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16559 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16560 (get_constraint_for): Likewise.
16561 (do_structure_copy): Likewise.
16562 (find_func_aliases): Fix references to MODIFY_EXPR.
16563 (intra_create_variable_infos): Tidy.
16564 * tree-ssa-operands.c (add_virtual_operand): Add argument
16566 When adding members of alias sets, if IS_CALL_SITE is true and
16567 the symbol is not call-clobbered, skip it.
16568 Adjust all callers.
16570 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16572 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16573 entry by means of emit_insn_at_entry.
16575 2007-03-02 Richard Henderson <rth@redhat.com>
16577 * expr.h (promoted_input_arg): Remove decl.
16578 * function.c (promoted_input_arg): Merge into ...
16579 * combine.c (setup_incoming_promotions): ... only caller.
16580 Rearrange to avoid double loop.
16582 2007-03-02 Ben Elliston <bje@au.ibm.com>
16583 Peter Bergner <bergner@vnet.ibm.com>
16584 Janis Johnson <janis187@us.ibm.com>
16586 * config/rs6000/dfp.md: New file.
16587 * config/rs6000/rs6000.md: Include dfp.md.
16588 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16589 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16590 and TDmode decimal float modes in FP registers.
16591 (num_insns_constant): Likewise.
16592 (rs6000_legitimate_offset_address_p): Likewise.
16593 (rs6000_legitimize_address): Likewise.
16594 (rs6000_legitimize_reload_address): Likewise.
16595 (rs6000_legitimate_address): Likewise.
16596 (rs6000_emit_move): Likewise.
16597 (function_arg_boundary): Likewise.
16598 (function_arg_advance): Likewise.
16599 (rs6000_darwin64_record_arg_recurse): Likewise.
16600 (function_arg): Likewise.
16601 (rs6000_gimplify_va_arg): Likewise.
16602 (rs6000_split_multireg_move): Likewise.
16603 (rs6000_output_function_epilogue): Likewise.
16604 (rs6000_output_function_epilogue): Likewise.
16605 (rs6000_register_move_cost): Likewise.
16606 (rs6000_function_value): Likewise.
16607 (rs6000_libcall_value): Likewise.
16609 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16611 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16613 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16615 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16616 Use $MULTIDIR to choose between the kernel and RTP headers,
16617 and use $WIND_BASE and $WIND_USR to locate them.
16619 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16621 * config/i386/i386.c (override_options): Put initialization of
16622 ix86_tune_mask and ix86_arch_mask to the correct place.
16624 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16625 Michael Meissner <michael.meissner@amd.com>
16628 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16629 (ARCHMASK): Define.
16630 (TARGET_CMOVE): Use ARCHMASK.
16631 (TARGET_CMPXCHG): Ditto.
16632 (TARGET_CMPXCHG8B): Ditto.
16633 (TARGET_XADD): Ditto.
16634 (TARGET_BSWAP): Ditto.
16635 * config/i386/i386.c (ix86_tune_mask): New global variable.
16636 (ix86_arch_mask): Ditto.
16637 (override_options): Initialize ix86_tune_mask and
16638 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16641 2007-03-02 Ben Elliston <bje@au.ibm.com>
16644 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16646 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16648 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16649 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16650 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16651 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16653 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16654 rs6000_init_dwarf_reg_sizes_extra): New.
16655 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16656 SPE register high parts.
16658 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16660 * Makefile.in: Add install-pdf target as
16661 copied from automake v1.10 rules.
16662 * configure.ac: Add install-pdf to target list.
16663 * configure: Regenerate.
16665 2007-03-01 Paul Brook <paul@codesourcery.com>
16667 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16668 modes to LDRD for DImode.
16669 (output_move_double): Fixup out of range ldrd/strd.
16670 (vfp_secondary_reload_class): Rename...
16671 (coproc_secondary_reload_class): ... to this. Add wb argument.
16672 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16673 coproc_secondary_reload_class for CLASS_IWMMXT.
16674 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16675 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16677 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16679 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16680 unroll factor by the estimated number of iterations.
16681 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16682 than prefetch latency.
16684 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16685 decode_caches_intel, detect_caches_intel): New functions.
16686 (host_detect_local_cpu): Use detect_caches_amd and
16687 detect_caches_intel.
16689 2007-03-01 Richard Henderson <rth@redhat.com>
16691 * expr.c (emit_move_complex_push): Export.
16692 (emit_move_complex_parts): Split out from ...
16693 (emit_move_complex): ... here.
16694 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16695 * config/i386/i386.md (movcdi): New.
16697 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16699 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16700 size of mode1 to check for tieable modes in MMX case.
16702 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16704 * Makefile.in (rtlanal.o): Depend on tree.h.
16705 * rtl.h (offset_within_section_p, split_const): Declare.
16706 * rtlanal.c: Include tree.h.
16707 (offset_within_block_p): New function, taken from
16708 mips_offset_within_object_p.
16709 (split_const): New function, taken from mips_split_const.
16710 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16712 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16713 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16714 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16715 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16716 (m68k_illegitimate_symbolic_constant_p): New function.
16717 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16718 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16719 symbolic constant that might be outside the symbol's section,
16720 move the symbol first and then add the offset.
16721 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16723 * config/mips/mips.c (mips_split_const): Delete.
16724 (mips_offset_within_object_p): Delete.
16725 (mips_symbolic_constant_p): Use offset_within_section_p and
16726 split_const instead of mips_offset_within_object_p and
16728 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16729 (mips_legitimize_const_move, print_operand_reloc)
16730 (mips_dangerous_for_la25_p): Use split_const instead of
16733 2007-02-28 Eric Christopher <echristo@apple.com>
16735 * Makefile.in (install-include-dir): Don't rm -rf include.
16737 2007-02-28 Richard Guenther <rguenther@suse.de>
16739 PR middle-end/30364
16740 * fold-const.c (fold_binary): Do not associate expressions
16741 with more than one variable for integer types that do not wrap.
16743 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16745 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16746 Delete, and replace with...
16747 (fold_builtin_call_array): This. Update callers to use it.
16748 * fold-const.c (fold_build_call_list): Delete, and replace with...
16749 (fold_build_call_array): This.
16750 (fold_build_call_list_initializer): Delete, and replace with...
16751 (fold_build_call_array_initializer): This.
16752 * tree.h: Update declarations to reflect above changes.
16754 * c-typeck.c (build_function_call): Store converted arguments
16755 in a stack-allocated array instead of building a list.
16756 (convert_arguments): Store arguments in the array passed in as an
16757 argument, and return the actual number of arguments.
16758 * c-format.c: (check_function_format): Pass arguments in an
16759 array instead of a list.
16760 * c-common.c (check_function_nonnull): Likewise.
16761 (check_function_sentinel): Likewise.
16762 (check_function_arguments): Likewise.
16763 * c-common.h: Update declarations to reflect above changes.
16765 2007-02-28 Jan Hubicka <jh@suse.cz>
16767 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16768 PRED_NEGATIVE_RETURN): Update outcomes.
16770 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16772 * calls.c (emit_library_call_value_1): Handle partial registers
16773 correctly when building up CALL_INSN_FUNCTION_USAGE.
16775 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16777 * pa/predicates.md (move_src_operand): Allow zero for mode.
16778 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16781 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16784 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16785 *movv2df_internal): Enable pattern only for valid operand
16787 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16788 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16790 2007-02-27 Mike Stump <mrs@apple.com>
16792 * config/darwin-crt3.c: Avoid compilation when compiling for a
16795 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16797 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16799 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16800 for fixed headers and limits.h.
16801 (install-include-dir, install-headers-tar, install-headers-cpio,
16802 install-headers-cp, real-install-headers-tar,
16803 real-install-headers-cpio, real-install-headers-cp): Handle
16804 include-fixed as well as include.
16805 (install-mkheaders): Don't install files that go only in include
16807 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16808 from GCC_INCLUDE_DIR.
16809 * gcc.c (process_command): Remove special -BstageN/ handling.
16810 (do_spec_1): Add include-fixed directories.
16812 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16814 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16816 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16818 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16821 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16823 * c-common.c (get_priority): Add check for
16824 SUPPORTS_INIT_PRIORITY.
16826 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16828 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16830 * config/bfin/bfin.c: Include "cfglayout.h".
16831 (MAX_LSETUP_DISTANCE): New macro.
16832 (struct loop_info): New members incoming, incoming_src and
16833 incoming_dest. Delete member predecessor.
16834 (length_for_loop): New function.
16835 (bfin_optimize_loop): Handle more different loop structures.
16836 (bfin_discover_loop): Rework detection of predecessor blocks by
16837 examining incoming edges.
16838 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16840 (bfin_reorder_loops): New function.
16841 (bfin_reorg_loops): Use these three new functions.
16843 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16844 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16845 (CONSTRAINT_LEN): Add entry for 'q'.
16846 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16847 Add 'q' constraints.
16848 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16849 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16851 * config/bfin/bfin.md (add_with_carry): New pattern.
16852 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16853 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16854 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16855 support unsigned multiplies too. Removed incorrect commutativity from
16856 operand 1 constraint where appropriate.
16857 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16859 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16860 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16862 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16863 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16864 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16865 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16866 usmulhisi_hh_huh): New patterns.
16868 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16869 lshifthi3): Fix output template to use half reg for operand 2.
16871 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16874 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16876 2007-02-27 Andreas Schwab <schwab@suse.de>
16878 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16880 2007-02-27 Jan Hubicka <jh@suse.cz>
16882 * predict.c (last_basic_block_p): Remove.
16883 (tree_estimate_probability): Update return heuristic for commonized
16886 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16888 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16890 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16892 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16893 * doc/cpp.texi: Standardize title page.
16894 * doc/cppinternals.texi: Likewise.
16895 * doc/gcc.texi: Standardize title page, remove version number
16896 from copyright page.
16897 * doc/gccint.texi: Likewise.
16898 * doc/install.texi: Standardize title page, add table of
16901 2007-02-26 Jan Hubicka <jh@suse.cz>
16903 * predict.def: Set outcomes according to more recent results.
16904 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16905 Remove dead predictors.
16906 * predict.c (return_prediction): Fix pasto.
16908 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16910 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16911 change; avoid a memory leak when returning early.
16913 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16915 * c-decl.c (static_ctors): Move to c-common.c.
16916 (static_dtors): Likewise.
16917 (finish_function): Use c_record_cdtor_fn.
16918 (build_cdtor): Move to c-common.c.
16919 (c_write_global_declarations): Use c_build_cdtor_fns.
16920 * c-common.h (static_ctors): Declare.
16921 (static_dtors): Likewise.
16922 (c_record_cdtor_fn): Likewise.
16923 (c_build_cdtor_fns): Likewise.
16924 * c-common.c (static_ctors): New variable.
16925 (static_dtors): Likewise.
16926 (c_record_cdtor_fn): New function.
16927 (build_cdtor): Move from c-decl.c
16928 (c_build_cdtor_fns): New function.
16930 * output.h (assemble_addr_to_section): Declare.
16931 (get_cdtor_priority_section): Likewise.
16932 * varasm.c (assemble_addr_to_section): New function.
16933 (get_cdtor_priority_section): Likewise.
16934 (default_named_section_asm_out_destructor): Use them.
16935 (destor_dtor_section_asm_out_destructor): Likewise.
16936 (default_named_section_asm_out_constructor): Likewise.
16937 (default_ctor_section_asm_out_constructor): Likewise.
16938 * config.gcc (*-*-vxworks*): Include vxworks.o.
16939 * config/t-vxworks (vxworks.o): New target.
16940 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16941 (TARGET_ASM_CONSTRUCTOR): Define.
16942 (TARGET_ASM_DESTRUCTOR): Likewise.
16943 (vxworks_asm_out_constructor): Declare.
16944 (vxworks_asm_out_destructor): Likewise.
16946 * c-common.c (get_priority): Check that we have not just an
16947 INTEGER_CST, but an integer constant with integeral type.
16949 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16951 PR tree-optimization/30938
16952 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16953 use &dt[nargs-1] instead of &dt[nargs] in the call to
16954 vect_is_simple_use().
16956 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16958 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16959 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16960 Do not attempt to handle MEM inside auto-inc expressions.
16961 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16962 of a register modified by an auto-inc expression. However, do handle
16963 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16964 (elimination_effects): Prohibit elimination of a register modified
16965 by an auto-inc expression. Disable register elimination rules whose
16966 target register is modified by an auto-inc expression with variable
16969 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16971 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16973 (array_at_struct_end_p): New function.
16974 (idx_infer_loop_bounds): Use it.
16975 (estimate_numbers_of_iterations_loop): Export.
16976 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16977 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16978 (tree_estimate_probability): Call record_loop_exits.
16979 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16980 (estimated_loop_iterations, estimated_loop_iterations_int,
16981 estimated_loop_iterations_tree): New functions.
16982 (analyze_siv_subscript_cst_affine,
16983 compute_overlap_steps_for_affine_1_2,
16984 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16985 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16986 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16987 (PRED_LOOP_ITERATIONS_GUESSED): New.
16988 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16989 * cfgloop.h (estimate_numbers_of_iterations_loop,
16990 estimated_loop_iterations_int): Declare.
16992 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16994 * doc/extend.texi: Document optional priority argument to
16995 constructors and destructors.
16996 * tree.c (init_priority_for_decl): Adjust GTY markers.
16997 (init_ttree): Use priority-info hash functions for
16998 init_priority_for_decl.
16999 (tree_map_eq): Rename to ...
17000 (tree_map_base_eq): ... this.
17001 (tree_map_marked_p): Rename to ...
17002 (tree_map_base_marked_p): ... this.
17003 (tree_map_base_hash): New function.
17004 (decl_init_priority_lookup): Rework.
17005 (decl_fini_priority_lookup): New function.
17006 (decl_priority_info): New function.
17007 (decl_init_priority_insert): Use it.
17008 (decl_fini_priority_insert): Likewise.
17009 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17011 (decl_restrict_base_insert): Likewise.
17012 (decl_debug_expr_insert): Likewise.
17013 (decl_value_expr_lookup): Likewise.
17014 (decl_value_expr_insert): Likewise.
17015 * tree.h (priority_type): New type.
17016 (decl_init_priority_lookup): Use priority_type.
17017 (decl_fini_priority_lookup): New function.
17018 (decl_init_priority_insert): Use priority_type.
17019 (decl_fini_priority_insert): New function.
17020 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17021 (DECL_INIT_PRIORITY): Likewise.
17022 (SET_DECL_INIT_PRIORITY): Add comment.
17023 (DECL_FINI_PRIORITY): New macro.
17024 (SET_DECL_FINI_PRIORITY): Likewise.
17025 (DEFAULT_INIT_PRIORITY): Document.
17026 (MAX_INIT_PRIORITY): Likewise.
17027 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17028 (tree_map_base): New type.
17029 (tree_map_base_eq): New function.
17030 (tree_map_base_hash): Likewise.
17031 (tree_map_base_marked_p): Likewise.
17032 (tree_map): Inherit from tree_map_base.
17033 (tree_map_eq): Make it a macro.
17034 (tree_map_marked_p): Likewise.
17035 (tree_int_map): Inherit from tree_map_base.
17036 (tree_int_map_eq): Make it a macro.
17037 (tree_int_map_hash): Likewise.
17038 (tree_int_map_marked_p): Likewise.
17039 (tree_priority_map): New type.
17040 (tree_priority_map_eq): New macro.
17041 (tree_priority_map_hash): Likewise.
17042 (tree_priority_map_marked_p): Likewise.
17043 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17045 (emutls_common_1): Likewise.
17046 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17047 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17048 of tree_map hierarchy.
17049 * tree-cfg.c (move_stmt_r): Likewise.
17050 (new_label_mapper): Likewise.
17051 * c-tree.h (c_expand_body): Move to ...
17052 * c-common.h (c_expand_body): ... here.
17053 * c-decl.c (c_expand_body): Move to ...
17054 * c-common.c (c_expand_body): ... here.
17055 (c_common_attribute_table): Allow 1 argument for the constructor
17056 and destructor attributes.
17057 (get_priority): New function.
17058 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17059 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17061 2007-02-24 Jan Hubicka <jh@suse.cz>
17063 PR middle-end/30509
17064 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17065 copying for inlining.
17067 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17068 Jan Hubicka <jh@suse.cz>
17071 * i386.c (counter_mode): New function.
17072 (expand_set_or_movmem_via_loop): Use it.
17073 (expand_movmem_epilogue): Likewise; fix pasto.
17074 (ix86_expand_movmem): Do emit guard even for constant counts.
17075 (ix86_expand_setmem): Likewise.
17077 2007-02-25 Nick Clifton <nickc@redhat.com>
17079 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17080 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17082 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17085 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17086 count argument with 0x10, not with 0x16.
17087 (expand_setmem_epilogue): Ditto.
17089 2007-02-24 Mike Stump <mrs@apple.com>
17091 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17094 2007-02-24 Richard Guenther <rguenther@suse.de>
17096 PR middle-end/30951
17097 * fold-const.c (fold_binary): Fold x +- CST op x for
17098 EQ_EXPR and NE_EXPR.
17100 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17102 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17104 2007-02-24 Jan Hubicka <jh@suse.cz>
17106 * cgraphunit.c (decide_is_function_needed): Honor
17107 -fkeep-inline-functions.
17109 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17111 * builtins.c (fold_builtin_modf): New.
17112 (fold_builtin_2): Use it.
17114 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17116 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17117 (determine_max_iter): Take additional LOOP arg; all callers changed.
17118 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17119 one using simplifications.
17120 (simplify_using_initial_values): Return if the expression becomes
17121 invalid due to altered regs.
17123 2007-02-23 DJ Delorie <dj@redhat.com>
17125 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17127 2007-02-23 Mike Stump <mrs@apple.com>
17129 * tlink.c (scan_linker_output): Parse linker messages from
17130 darwin9's linker better.
17132 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17135 * varpool.c (varpool_assemble_pending_decls): Set
17136 varpool_last_needed_node to null.
17138 2007-02-23 DJ Delorie <dj@redhat.com>
17140 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17141 alignment bigger than the object file can handle.
17143 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17146 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17147 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17148 (*movsf_1): Penalize MMX moves.
17150 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17152 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17153 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17155 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17157 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17159 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17160 (fold_builtin_1): Use them.
17161 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17162 BUILT_IN_SIGNIFICAND.
17164 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17166 * config/i386/i386.c (bdesc_1arg): Initialize
17167 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17168 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17169 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17170 and IX86_BUILTIN_MOVSLDUP.
17172 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17174 PR rtl-optimization/30841
17175 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17177 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17179 * builtins.c (fold_builtin_frexp): New.
17180 (fold_builtin_2): Use it.
17182 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17184 * doc/invoke.texi (Spec Files): Document getenv spec function.
17186 * gcc.c (getenv_spec_function): New function.
17187 (static_spec_functions): Add it.
17188 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17189 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17192 2007-02-22 Michael Matz <matz@suse.de
17195 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17196 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17198 2007-02-22 Ian Lance Taylor <iant@google.com>
17201 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17202 (mem_loc_descriptor): Call it.
17204 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17205 Ira Rosen <irar@il.ibm.com>
17207 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17209 2007-02-22 Ira Rosen <irar@il.ibm.com>
17211 PR tree-optimization/30843
17212 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17213 stores only after all the group is vectorized.
17215 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17217 PR tree-optimization/30858
17218 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17219 in the reduction cycle have a single use in the loop.
17220 * tree-vectorizer.h (relevant): Add documentation.
17222 2007-02-20 Mike Stump <mrs@apple.com>
17224 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17225 * configure: Regenerate.
17227 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17229 Change the defaults of some parameters and options.
17230 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17231 * config/spu/spu.c (spu_optimization_options): Add.
17232 (spu_override_options): Change params in spu_optimization_options.
17233 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17235 Register 127 is only 16 byte aligned when used as a frame pointer.
17236 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17237 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17238 HARD_FRAME_POINTER_REGNUM.
17239 (spu_legitimate_address): Use regno_aligned_for_reload.
17240 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17241 aligned when frame_pointer_needed is true.
17242 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17244 * config/spu/spu.h (INIT_EXPANDERS): Define.
17246 Make sure shift and rotate instructions have valid immediate operands.
17247 * config/spu/predicates.md (spu_shift_operand): Remove.
17248 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17249 * config/spu/constraints.md (W, O): Extend range.
17250 * config/spu/spu.md (umask, nmask): Define.
17251 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17252 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17253 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17254 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17255 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17256 (lshr<mode>3_reg): Fix rtl description.
17258 Make sure mulhisi immediate operands are valid.
17259 * config/spu/predicates.md (imm_K_operand): Add.
17260 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17262 Generate constants using fsmbi and andi.
17263 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17264 (print_operand, spu_split_immediate, classify_immediate,
17265 fsmbi_const_p): Handle IC_FSMBI2.
17267 Correctly handle a CONST_VECTOR containing symbols.
17268 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17269 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17270 (immediate_load_p): Allow symbols that use 2 instructions to create.
17271 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17272 with symbols when flag_pic is set.
17273 (const_vector_immediate_p): New.
17274 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17275 accept a CONST_VECTOR with symbols.
17276 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17277 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17279 * config/spu/spu.md (high, low): Delete.
17280 (low_<mode>): Define.
17282 Remove INTRmode and INTR_REGNUM, which didn't work.
17283 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17285 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17286 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17287 peephole2 pattern): Don't use INTR or 131.
17288 (movintrcc): Delete.
17289 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17290 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17291 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17292 (UNSPEC_SET_INTR): Add.
17293 * config/spu/spu-modes.def (INTR): Remove.
17295 More accurate warnings about run-time relocations.
17296 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17298 Correctly warn about immediate arguments to specific intrinsics.
17299 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17300 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17301 the instruction predicate.
17303 Fix tree check errors with latest update.
17304 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17306 (spu_expand_builtin): Use CALL_EXPR_FN.
17308 Add missing specific intrinsics.
17309 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17311 * config/spu/spu_internals.h: Ditto.
17313 Fix incorrect operand modifiers.
17314 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17315 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17317 Optimize one case of zero_extend of a vec_select.
17318 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17320 Accept any immediate for hbr.
17321 * config/spu/spu.md (hbr): Change s constraints to i.
17323 2007-02-21 Paul Brook <paul@codesourcery.com>
17325 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17326 condexec_count when skipping USE and CLOBBER.
17328 2007-02-21 Nick Clifton <nickc@redhat.com>
17330 * common.opt (Warray-bounds): Add Warning attribute.
17331 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17333 (fsized-zeroes): Add Optimization attribute.
17334 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17335 * c.opt (Wc++0x-compat): Add Warning attribute.
17337 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17339 PR middle-end/30761
17340 * reload1.c (eliminate_regs_in_insn): In the single_set special
17341 case, attempt to re-recognize the insn before falling back to
17342 having reload fix it up.
17344 2007-02-20 Eric Christopher <echristo@gmail.com>
17346 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17347 Rewrite accordingly.
17348 (frv_read_iacc_argument): Ditto.
17349 (frv_expand_set_builtin): Take a call instead of arglist, update for
17351 (frv_expand_unop_builtin): Ditto.
17352 (frv_expand_binop_builtin): Ditto.
17353 (frv_expand_cut_builtin): Ditto.
17354 (frv_expand_binopimm_builtin): Ditto.
17355 (frv_expand_voidbinop_builtin): Ditto.
17356 (frv_expand_int_void2arg): Ditto.
17357 (frv_expand_prefetches): Ditto.
17358 (frv_expand_voidtriop_builtin): Ditto.
17359 (frv_expand_voidaccop_builtin): Ditto.
17360 (frv_expand_load_builtin): Ditto.
17361 (frv_expand_store_builtin): Ditto.
17362 (frv_expand_mdpackh_builtin): Ditto.
17363 (frv_expand_mclracc_builtin): Ditto.
17364 (frv_expand_mrdacc_builtin): Ditto.
17365 (frv_expand_mwtacc_builtin): Ditto.
17366 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17369 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17371 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17372 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17374 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17375 point instructions.
17376 * configure: Regenerate.
17377 * config.in: Regenerate.
17378 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17379 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17380 masks to power6 and power6x and to POWERPC_MASKS.
17381 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17383 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17384 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17385 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17386 Access PROTOTYPE as variable, not mask.
17388 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17390 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17391 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17392 * combine.c (adjust_for_new_dest): Use it.
17393 * postreload.c (reload_combine): Likewise.
17395 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17397 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17398 notes on an insn with multiple sets, even if single_set returns
17399 non-NULL for that insn.
17401 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17403 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17404 scalbn and scalbln.
17406 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17408 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17409 if user didn't pass it.
17410 * config/i386/darwin.h (CC1_SPEC): Likewise.
17411 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17412 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17413 -mmacosx-version-min.
17415 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17416 Uros Bizjak <ubizjak@gmail.com>
17418 * optabs.h (enum optab_index): Add new OTI_scalb.
17419 (scalb_optab): Define corresponding macro.
17420 * optabs.c (init_optabs): Initialize scalb_optab.
17421 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17423 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17424 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17425 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17426 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17427 flag_unsafe_math_optimizations is set.
17429 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17430 to implement scalbf, scalb and scalbl built-ins as inline x87
17433 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17434 DJ Delorie <dj@redhat.com>
17437 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17438 (diagnostic_report_diagnostic): ... here, and turn them into real
17439 errors. If warnings are inhibited, no need to do anything.
17441 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17443 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17444 better code generation.
17446 2007-02-20 Ben Elliston <bje@au.ibm.com>
17448 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17450 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17452 * config/alpha/alpha.c, config/alpha/alpha.md,
17453 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17454 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17455 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17456 config/arm/lib1funcs.asm: Follow spelling conventions.
17458 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17459 config/fr30/fr30.md, config/i386/i386.h,
17460 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17461 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17462 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17463 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17464 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17465 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17466 config/sparc/sparc.c, config/sparc/sparc.h,
17467 config/sparc/sparc.md, config/spu/constraints.md,
17468 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17471 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17474 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17477 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17479 * doc/invoke.texi (-ftree-lrs): Remove.
17481 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17483 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17486 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17488 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17489 new CALL_EXPR_FN macro for retrieving the function
17490 declaration of the input expression.
17492 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17494 * c.opt (Waddress): New.
17495 * common.opt (Walways-true): Delete.
17496 (Wstring-literal-comparison): Delete.
17497 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17498 -Wstring-literal-comparison. Add -Waddress.
17500 (Walways-true): Delete.
17501 (Wstring-literal-comparison): Delete.
17502 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17503 consistently instead of -Walways-true in example.
17504 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17505 * c-typeck.c (parser_build_binary_op): Replace
17506 -Wstring-literal-comparison and -Walways-true with -Waddress.
17507 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17510 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17512 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17513 without DECL_STRUCT_FUNCTION initialized.
17515 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17517 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17518 due to calls to functions taking pointers as parameters.
17520 2007-02-19 Richard Henderson <rth@redhat.com>
17523 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17526 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17528 * config/s390/s390.c (s390_call_saved_register_used,
17529 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17530 accessed to the new scheme.
17532 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17534 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17535 (cris_print_index, cris_print_operand, cris_print_operand_address)
17536 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17537 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17538 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17539 GET_CODE () == xxx.
17540 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17541 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17542 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17543 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17544 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17545 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17546 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17547 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17548 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17549 (uminsi3, call, call_value): Ditto.
17550 (define_split: indir_to_reg_split, unnamed): Ditto.
17552 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17554 PR tree-optimization/30975
17555 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17558 2007-02-18 Eric Christopher <echristo@gmail.com>
17560 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17561 Remove use of arglist.
17562 (mips_expand_builtin): Remove use of arglist, pass in expr.
17563 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17564 (mips_expand_builtin_movtf): Ditto.
17565 (mips_expand_builtin_compare): Ditto.
17567 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17569 * tree-sra.c (sra_build_assignment): Replace assertion
17570 checking with a comment explaining why it can't be done.
17572 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17574 PR middle-end/30833
17575 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17576 during CALL_EXPR representation conversion.
17577 * tree-ssa-propagate.c (set_rhs): Likewise.
17579 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17581 * tree-sra.c (sra_build_assignment): Disable assertion checking
17584 2007-02-18 Roger Sayle <roger@eyesopen.com>
17586 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17587 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17588 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17590 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17591 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17592 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17593 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17594 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17595 force_gimple_operand): Likewise.
17596 * ipa-cp.c (constant_val_insert): Likewise.
17597 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17598 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17599 perfect_nestify): Likewise.
17600 * langhooks.c (lhd_omp_assignment): Likewise.
17601 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17602 lower_copyprivate_clauses, lower_send_clauses,
17603 lower_send_shared_vars, expand_parallel_call,
17604 expand_omp_for_generic, expand_omp_for_static_nochunk,
17605 expand_omp_for_static_chunk, expand_omp_sections,
17606 lower_omp_single_copy, lower_omp_for_lastprivate,
17607 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17608 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17609 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17612 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17614 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17615 config/sh/sh.md: Follow spelling conventions.
17617 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17618 config/frv/predicates.md: Follow spelling conventions.
17620 * config/m68k/linux-unwind.h: Fix a comment typo.
17621 * target.h: Follow spelling conventions.
17623 2007-02-18 Roger Sayle <roger@eyesopen.com>
17625 PR rtl-optimization/28173
17626 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17627 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17628 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17629 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17630 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17632 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17634 * builtins.c (fold_builtin_load_exponent): New.
17635 (fold_builtin_2): Use it.
17637 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17639 PR rtl-optimization/30773
17640 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17641 if we fail to attach a REG_EQUIV note.
17643 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17644 Roger Sayle <roger@eyesopen.com>
17646 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17648 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17650 * calls.c (initialize_argument_information): Pass original EXP
17651 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17652 code to split complex arguments here, as part of initializing the
17654 (expand_call): Remove code that builds a list of arguments and
17655 inserts implicit arguments into it. Instead, just count how many
17656 implicit arguments there will be so we can determine the size of
17657 the ARGS array, and let initialize_argument_information do the work.
17658 (split_complex_values): Delete unused function.
17660 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17662 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17664 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17666 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17667 for arg pointer based indexed addressing.
17669 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17671 * config/ia64/ia64.h, config/ia64/ia64.md,
17672 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17673 spelling conventions.
17675 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17677 * config/m68k/m68k.c (split_di): New.
17678 * config/m68k/m68k-protos.h: Declare split_di.
17679 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17680 Improve predicate handling and split constant shifts.
17682 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17684 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17685 parameter for register bitfield operations, general predicates
17688 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17690 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17691 * config/m68k/linux-unwind.h: New file.
17693 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17695 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17696 config/i386/athlon.md, config/ia64/ia64.md,
17697 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17698 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17699 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17700 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17701 tree-vect-transform.c: Fix comment typos.
17703 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17705 * sched-deps.c (find_insn_list): Remove.
17706 * sched-int.h: Remove the prototype for find_insn_list.
17708 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17710 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17712 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17713 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17714 darwin_rs6000_override_options.
17715 (C_COMMON_OVERRIDE_OPTIONS): Expect
17716 darwin_macosx_version_min to be non-NULL always.
17717 (TARGET_C99_FUNCTIONS): Likewise.
17718 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17719 (DARWIN_MINVERSION_SPEC): New.
17720 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17721 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17723 (DARWIN_MINVERSION_SPEC): New.
17724 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17726 * config/darwin-c.c (darwin_cpp_builtins): Expect
17727 darwin_macosx_version_min to be non-NULL always.
17729 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17731 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17733 * config/i386/i386.h (x86_use_xchgb): New.
17734 (TARGET_USE_XCHGB): New macro.
17735 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17736 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17737 Split after reload into bswaphi for shifts of 8.
17738 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17739 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17740 or when optimizing for size.
17742 2007-02-16 Richard Guenther <rguenther@suse.de>
17743 Christian Bruel <christian.bruel@st.com>
17745 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17746 DECLs but prefer SSA_NAMEs over DECLs.
17748 2007-02-16 Richard Guenther <rguenther@suse.de>
17750 * tree-flow-inline.h (single_imm_use_p): Remove.
17751 (zero_imm_uses_p): Likewise.
17752 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17753 instead of single_imm_use_p.
17754 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17757 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17760 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17761 nested double- and backquotes.
17763 2007-02-15 Roger Sayle <roger@eyesopen.com>
17765 PR middle-end/30391
17766 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17767 should be unreachable.
17768 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17769 For the time being redirect GIMPLE_MODIFY_STMT to the new
17770 (renamed) build_gimple_modify_stmt_stat.
17771 (build2_gimple_stat): Rename to...
17772 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17773 Always build a GIMPLE_MODIFY_STMT node.
17774 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17775 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17778 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17779 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17780 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17781 expand_complex_div_wide): Likewise.
17782 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17783 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17784 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17785 * tree-ssa-loop-manip.c (create_iv): Likewise.
17786 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17787 abs_replacement): Likewise.
17788 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17789 realify_fake_stores): Likewise.
17791 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17792 node rather than a GIMPLE_MODIFY_STMT node.
17793 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17794 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17796 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17797 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17798 GIMPLE_MODIFY_STMT.
17800 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17802 PR middle-end/30433
17803 * fold-const.c (fold_comparison): Add back the
17804 folding of constant complex comparisions.
17806 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17808 PR middle-end/30729
17809 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17810 effects unknown to this function, return early.
17812 2007-02-15 Ian Lance Taylor <iant@google.com>
17814 * lower-subreg.c (move_eh_region_note): New static function.
17815 (resolve_simple_move): Call it.
17816 (decompose_multiword_subregs): Track blocks for which we resolve a
17817 simple move which is also a control flow insn. Pass them to
17818 find_many_sub_basic_blocks.
17819 (pass_lower_subreg): Add TODO_verify_flow.
17820 (pass_lower_subreg2): Likewise.
17822 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17823 Brooks Moses <brooks.moses@codesourcery.com>
17824 Lee Millward <lee.millward@codesourcery.com>
17826 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17827 (VL_EXP_CLASS_P): New.
17828 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17830 (TREE_OPERAND_CHECK_CODE): Likewise.
17831 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17832 (TREE_RTL_OPERAND_CHECK): Likewise.
17833 (tree_operand_check_failed): Make second parameter the whole tree
17834 instead of its code. Fixed callers.
17835 (VL_EXP_CHECK): New.
17836 (TREE_OPERAND_LENGTH): New.
17837 (VL_EXP_OPERAND_LENGTH): New.
17838 (CALL_EXPR_FN): New.
17839 (CALL_EXPR_STATIC_CHAIN): New.
17840 (CALL_EXPR_ARGS): New.
17841 (CALL_EXPR_ARG): New.
17842 (call_expr_nargs): New.
17843 (CALL_EXPR_ARGP): New.
17844 (build_nt_call_list): Declare.
17845 (build_vl_exp_stat): Declare.
17846 (build_vl_exp): New.
17847 (build_call_list): Declare.
17848 (build_call_nary): Declare.
17849 (build_call_valist): Declare.
17850 (build_call_array): Declare.
17851 (call_expr_arg): Declare.
17852 (call_expr_argp): Declare.
17853 (call_expr_arglist): Declare.
17854 (fold_build_call_list): Declare.
17855 (fold_build_call_list_initializer): Declare.
17856 (fold_call_expr): Declare to replace fold_builtin.
17857 (fold_builtin_fputs): Update to agree with modified definition.
17858 (fold_builtin_strcpy): Likewise.
17859 (fold_builtin_strncpy): Likewise.
17860 (fold_builtin_memory_chk): Likewise.
17861 (fold_builtin_stxcpy_chk): Likewise.
17862 (fold_builtin_strncpy_chk): Likewise.
17863 (fold_builtin_next_arg): Likewise.
17864 (fold_build_call_expr): Declare.
17865 (fold_builtin_call_list): Declare.
17866 (fold_builtin_call_valist): Declare.
17867 (build_call_expr): Declare.
17868 (validate_arglist): Update to agree with modified definition.
17869 (tree_operand_length): New.
17870 (call_expr_arg_iterator): New.
17871 (init_call_expr_arg_iterator): New.
17872 (next_call_expr_arg): New.
17873 (first_call_expr_arg): New.
17874 (more_call_expr_args_p): New.
17875 (FOR_EACH_CALL_EXPR_ARG): New.
17877 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17878 and tcc_gimple_stmt.
17879 (tree_code_size): Update documentation. Use sizeof (tree) rather
17880 than sizeof (char *).
17881 (tree_size): Likewise. Add case for tcc_vl_exp.
17882 (tree_node_structure): Add case for tcc_vl_exp.
17883 (contains_placeholder_p): Likewise.
17884 (substitute_in_expr): Likewise.
17885 (substitute_placeholder_in_expr): Likewise.
17886 (stabilize_reference_1): Likewise.
17887 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17888 to diagnose breakage of this interface for constructing CALL_EXPRs.
17889 (build_nt): Add similar assertion here.
17890 (build_nt_call_list): New.
17891 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17892 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17894 (get_callee_fndecl): Use new CALL_EXPR accessors.
17895 (tree_operand_check_failed): Change parameters to pass entire node
17896 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17897 (process_call_operands): New.
17898 (build_vl_exp_stat): New.
17899 (build_call_list): New.
17900 (build_call_nary): New.
17901 (build_call_valist): New.
17902 (build_call_array): New.
17903 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17904 (call_expr_arglist): New.
17906 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17907 tcc_vl_exp instead of a fixed-size tcc_expression.
17909 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17910 accessors for CALL_EXPRs.
17911 (AGGR_INIT_EXPR): Likewise.
17913 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17914 Brooks Moses <brooks.moses@codesourcery.com>
17915 Lee Millward <lee.millward@codesourcery.com>
17917 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17918 (expand_builtin_nonlocal_goto): Change parameter to be entire
17919 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17920 (expand_builtin_prefetch): Likewise.
17921 (expand_builtin_classify_type): Likewise.
17922 (mathfn_built_in): Return NULL_TREE instead of 0.
17923 (expand_errno_check): Use new CALL_EXPR accessors.
17924 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17925 Return NULL_RTX instead of 0.
17926 (expand_builtin_mathfn_2): Likewise.
17927 (expand_builtin_mathfn_3): Likewise.
17928 (expand_builtin_interclass_mathfn): Likewise.
17929 (expand_builtin_sincos): Likewise.
17930 (expand_builtin_cexpi): Likewise.
17931 (expand_builtin_int_roundingfn): Likewise.
17932 (expand_builtin_int_roundingfn_2): Likewise.
17933 (expand_builtin_pow): Likewise.
17934 (expand_builtin_powi): Likewise.
17935 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17936 of arglist, fixing callers appropriately. Use new CALL_EXPR
17937 accessors and constructors. Return NULL_RTX instead of 0.
17938 (expand_builtin_strstr): Likewise.
17939 (expand_builtin_strchr): Likewise.
17940 (expand_builtin_strrchr): Likewise.
17941 (expand_builtin_strpbrk): Likewise.
17942 (expand_builtin_memcpy): Likewise.
17943 (expand_builtin_mempcpy): Likewise.
17944 (expand_builtin_mempcpy_args): New.
17945 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17946 (expand_builtin_memmove_args): New.
17947 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17948 (expand_movstr): Likewise.
17949 (expand_builtin_strcpy): Likewise.
17950 (expand_builtin_strcpy_args): New.
17951 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17952 (expand_builtin_strncpy): Likewise.
17953 (expand_builtin_memset): Likewise.
17954 (expand_builtin_memset_args): New.
17955 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17956 (expand_builtin_memcmp): Likewise.
17957 (expand_builtin_strcmp): Likewise.
17958 (expand_builtin_strncmp): Likewise.
17959 (expand_builtin_strcat): Likewise.
17960 (expand_builtin_strncat): Likewise.
17961 (expand_builtin_strspn): Likewise.
17962 (expand_builtin_strcspn): Likewise.
17963 (expand_builtin_args_info): Likewise.
17964 (expand_builtin_va_start): Likewise.
17965 (gimplify_va_arg_expr): Likewise.
17966 (expand_builtin_va_end): Likewise.
17967 (expand_builtin_va_copy): Likewise.
17968 (expand_builtin_frame_address): Likewise.
17969 (expand_builtin_alloca): Likewise.
17970 (expand_builtin_bswap): Likewise.
17971 (expand_builtin_unop): Likewise.
17972 (expand_builtin_fputs): Likewise.
17973 (expand_builtin_expect): Likewise.
17974 (expand_builtin_fabs): Likewise.
17975 (expand_builtin_copysign): Likewise.
17976 (expand_builtin_printf): Likewise.
17977 (expand_builtin_fprintf): Likewise.
17978 (expand_builtin_sprintf): Likewise.
17979 (expand_builtin_init_trampoline): Likewise.
17980 (expand_builtin_signbit): Likewise.
17981 (expand_builtin_fork_or_exec): Likewise.
17982 (expand_builtin_sync_operation): Likewise.
17983 (expand_builtin_compare_and_swap): Likewise.
17984 (expand_builtin_lock_test_and_set): Likewise.
17985 (expand_builtin_lock_release): Likewise.
17986 (expand_builtin): Likewise.
17987 (builtin_mathfn_code): Likewise.
17989 (fold_builtin_constant_p): Pass call arguments individually instead
17990 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17991 accessors and constructors. Return NULL_TREE instead of 0.
17992 (fold_builtin_expect): Likewise.
17993 (fold_builtin_classify_type): Likewise.
17994 (fold_builtin_strlen): Likewise.
17995 (fold_builtin_nan): Likewise.
17996 (integer_valued_real_p): Likewise.
17997 (fold_trunc_transparent_mathfn): Likewise.
17998 (fold_fixed_mathfn): Likewise.
17999 (fold_builtin_cabs): Likewise.
18000 (fold_builtin_sqrt): Likewise.
18001 (fold_builtin_cbrt): Likewise.
18002 (fold_builtin_cos): Likewise.
18003 (fold_builtin_cosh): Likewise.
18004 (fold_builtin_tan): Likewise.
18005 (fold_builtin_sincos): Likewise.
18006 (fold_builtin_cexp): Likewise.
18007 (fold_builtin_trunc): Likewise.
18008 (fold_builtin_floor): Likewise.
18009 (fold_builtin_ceil): Likewise.
18010 (fold_builtin_round): Likewise.
18011 (fold_builtin_int_roundingfn): Likewise.
18012 (fold_builtin_bitop): Likewise.
18013 (fold_builtin_bswap): Likewise.
18014 (fold_builtin_logarithm): Likewise.
18015 (fold_builtin_hypot): Likewise.
18016 (fold_builtin_pow): Likewise.
18017 (fold_builtin_powi): Likewise.
18018 (fold_builtin_exponent): Likewise.
18019 (fold_builtin_memset): Likewise.
18020 (fold_builtin_bzero): Likewise.
18021 (fold_builtin_memory_op): Likewise.
18022 (fold_builtin_bcopy): Deleted; call site changed to invoke
18023 fold_builtin_memory_op directly.
18024 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18025 (fold_builtin_strncpy): Likewise.
18026 (fold_builtin_memcmp): Likewise.
18027 (fold_builtin_strcmp): Likewise.
18028 (fold_builtin_strncmp): Likewise.
18029 (fold_builtin_signbit): Likewise.
18030 (fold_builtin_copysign): Likewise.
18031 (fold_builtin_isascii): Likewise.
18032 (fold_builtin_toascii): Likewise.
18033 (fold_builtin_isdigit): Likewise.
18034 (fold_builtin_fabs): Likewise.
18035 (fold_builtin_abs): Likewise.
18036 (fold_builtin_fmin_fmax): Likewise.
18037 (fold_builtin_carg): Likewise.
18038 (fold_builtin_classify): Likewise.
18039 (fold_builtin_unordered_cmp): Likewise.
18041 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18042 New functions split out from fold_builtin_1.
18043 (fold_builtin_n): New.
18044 (fold_builtin_varargs): New.
18045 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18047 (fold_call_expr): New.
18048 (build_function_call_expr): Rewrite to use new helper function.
18049 (fold_builtin_call_list): New.
18050 (build_call_expr): New.
18051 (fold_builtin_call_valist): New.
18052 (rewrite_call_expr): New.
18053 (validate_arg): New.
18054 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18055 of an arglist. Change return type to bool. Use new CALL_EXPR
18058 (fold_builtin_strstr): Pass call arguments individually instead
18059 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18060 accessors and constructors. Return NULL_TREE instead of 0.
18061 (fold_builtin_strchr): Likewise.
18062 (fold_builtin_strrchr): Likewise.
18063 (fold_builtin_strpbrk): Likewise.
18064 (fold_builtin_strcat): Likewise.
18065 (fold_builtin_strncat): Likewise.
18066 (fold_builtin_strspn): Likewise.
18067 (fold_builtin_strcspn): Likewise.
18068 (fold_builtin_fputs): Likewise.
18069 (fold_builtin_next_arg): Likewise.
18070 (fold_builtin_sprintf): Likewise.
18072 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18073 NULL_RTX instead of 0.
18074 (expand_builtin_memory_chk): Likewise.
18075 (maybe_emit_chk_warning): Likewise.
18076 (maybe_emit_sprintf_chk_warning): Likewise.
18078 (fold_builtin_object_size): Pass call arguments individually instead
18079 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18080 accessors and constructors. Return NULL_TREE instead of 0.
18081 (fold_builtin_memory_chk): Likewise.
18082 (fold_builtin_stxcpy_chk): Likewise.
18083 (fold_builtin_strncpy_chk): Likewise.
18084 (fold_builtin_strcat_chk): Likewise.
18085 (fold_builtin_strcat_chk): Likewise.
18086 (fold_builtin_strncat_chk): Likewise.
18087 (fold_builtin_sprintf_chk): Likewise.
18088 (fold_builtin_snprintf_chk): Likewise.
18089 (fold_builtin_printf): Likewise.
18090 (fold_builtin_vprintf): Likewise.
18092 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18094 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18095 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18096 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18097 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18098 (fold_unary): Likewise.
18099 (fold_binary): Likewise.
18100 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18101 ternary expressions.
18102 (fold): Add logic for tcc_vl_exp.
18103 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18104 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18105 (fold_build3_stat): Add assertion to flag broken interface for
18106 constructing CALL_EXPRs.
18107 (fold_build_call_list): New.
18108 (fold_build_call_list_initializer): New.
18109 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18111 (fold_strip_sign_ops): Likewise.
18113 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18114 Brooks Moses <brooks.moses@codesourcery.com>
18115 Lee Millward <lee.millward@codesourcery.com>
18117 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18118 accessors and dump arguments explicitly.
18120 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18122 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18124 (print_call_name): Use new CALL_EXPR accessors.
18126 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18127 CALL_EXPR arguments explicitly instead of as a list. Use
18128 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18130 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18131 (vrp_visit_stmt): Likewise.
18133 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18134 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18136 (force_move_till_expr): Likewise.
18138 * targhooks.c (default_external_stack_protect_fail): Use
18139 build_call_expr instead of build_function_call_expr.
18140 (default_hidden_stack_protect_fail): Likewise.
18142 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18145 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18146 and walk arguments explicitly.
18148 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18149 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18150 (expand_simple_operations): Likewise.
18151 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18153 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18154 of TREE_CODE_LENGTH.
18155 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18157 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18158 instead of TREE_CODE_LENGTH.
18160 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18161 (tree_ic_transform): Likewise.
18162 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18163 parameter instead of arglist. Fix callers.
18164 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18165 (tree_stringops_transform): Likewise.
18166 (tree_indirect_call_to_profile): Likewise.
18167 (tree_stringops_values_to_profile): Likewise.
18169 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18170 (eliminate_tail_call): Likewise.
18172 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18174 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18175 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18177 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18179 * omp-low.c (build_omp_barrier): Use build_call_expr.
18180 (lower_rec_input_clauses): Likewise.
18181 (lower_reduction_clauses): Likewise.
18182 (expand_parallel_call): Likewise.
18183 (maybe_catch_exception): Likewise.
18184 (expand_omp_for_generic): Likewise.
18185 (expand_omp_for_static_nochunk): Likewise.
18186 (expand_omp_sections): Likewise.
18187 (lower_omp_single_simple): Likewise.
18188 (lower_omp_single_copy): Likewise.
18189 (lower_omp_master): Likewise.
18190 (lower_omp_ordered): Likewise.
18191 (lower_omp_critical): Likewise.
18193 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18194 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18196 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18197 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18198 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18200 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18201 and generalize to handle any number of operands.
18202 (chrec_contains_undetermined): Likewise.
18203 (tree_contains_chrecs): Likewise.
18204 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18206 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18208 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18209 fold_call_expr instead of fold_builtin.
18210 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18211 match declarations there.
18212 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18215 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18216 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18218 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18219 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18221 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18224 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18225 (execute_cse_sincos): Use new CALL_EXPR accessors.
18227 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18229 * gimple-low.c (lower_function_body): Use build_call_expr.
18230 (lower_builtin_setjmp): Likewise.
18232 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18233 (set_storage_via_libcall): Likewise.
18234 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18235 instead of TREE_CODE_LENGTH.
18236 (expand_expr_real_1): Use new CALL_EXPR accessors.
18238 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18239 generalize to handle any number of operands.
18240 (TB_parent_eq): Likewise.
18242 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18243 (strip_builtin_expect): Likewise.
18245 * function.c (gimplify_parameters): Use build_call_expr.
18247 * tree-vectorizer.c (vect_is_simple_reduction): Use
18248 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18250 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18251 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18253 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18256 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18257 (gimplify_decl_expr): Likewise.
18258 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18259 Use new CALL_EXPR iterators.
18260 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18261 (gimplify_modify_expr_to_memset): Likewise.
18262 (gimplify_variable_sized_compare): Likewise.
18263 (gimplify_omp_atomic_fetch_op): Likewise.
18264 (gimplify_omp_atomic_pipeline): Likewise.
18265 (gimplify_omp_atomic_mutex): Likewise.
18266 (gimplify_function_tree): Likewise.
18268 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18269 (call_expr_flags): Likewise.
18270 (expand_call): Likewise.
18272 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18273 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18276 * coverage.c (create_coverage): Use build_call_expr.
18278 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18279 (temp_call_expr_obstack): New.
18280 (pool_copy_list): Delete.
18281 (temp_copy_call_expr): New.
18282 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18283 CALL_EXPR accessors. Get rid of special goo for copying argument
18284 lists and use temp_copy_call_expr instead.
18285 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18286 CALL_EXPR accessors.
18287 (create_expression_by_pieces): Likewise. Use build_call_array
18288 to construct the result instead of fold_build3.
18289 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18290 dealing with argument lists.
18291 (init_pre): Remove references to expression_node_pool and
18292 list_node_pool. Init temp_call_expr_obstack instead.
18293 (fini_pre): Remove references to expression_node_pool and
18296 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18297 and walk arguments explicitly instead of as a list.
18299 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18300 (mx_register_decls): Likewise.
18301 (mudflap_register_call): Likewise.
18302 (mudflap_finish_file): Likewise.
18304 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18305 (ipa_callsite_compute_param): Likewise.
18307 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18308 accessors and constructor.
18310 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18311 accessors and constructor.
18312 (convert_tramp_reference): Likewise.
18313 (convert_call_expr): Likewise.
18314 (finalize_nesting_tree_1): Likewise.
18316 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18319 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18321 * tree-inline.c (initialize_inlined_parameters): Pass entire
18322 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18324 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18325 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18327 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18328 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18329 (vectorizable_reduction): Likewise.
18330 (vectorizable_call): Use new CALL_EXPR iterators.
18331 (vectorizable_conversion): Use build_call_expr.
18332 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18333 (vect_gen_widened_results_half): Use build_call_expr.
18334 (vect_setup_realignment): Likewise.
18335 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18337 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18338 (pass_through_call): Likewise.
18339 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18342 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18343 (tree_gen_pow2_profiler): Likewise.
18344 (tree_gen_one_value_profiler): Likewise.
18345 (tree_gen_ic_func_profiler): Likewise.
18346 (tree_gen_average_profiler): Likewise.
18347 (tree_gen_ior_profiler): Likewise.
18349 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18350 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18351 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18353 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18354 of TREE_CODE_LENGTH.
18356 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18357 of TREE_CODE_LENGTH.
18359 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18361 (convert_to_integer): Likewise.
18363 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18366 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18367 Brooks Moses <brooks.moses@codesourcery.com>
18368 Lee Millward <lee.millward@codesourcery.com>
18370 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18372 * config/frv/frv.c (frv_expand_builtin): Likewise.
18373 * config/s390/s390.c (s390_expand_builtin): Likewise.
18375 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18376 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18378 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18379 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18380 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18381 (ix86_expand_store_builtin): Likewise.
18382 (ix86_expand_unop_builtin): Likewise.
18383 (ix86_expand_unop1_builtin): Likewise.
18384 (ix86_expand_sse_compare): Likewise.
18385 (ix86_expand_sse_comi): Likewise.
18386 (ix86_expand_vec_init_builtin): Likewise.
18387 (ix86_expand_vec_ext_builtin): Likewise.
18388 (ix86_expand_vec_set_builtin): Likewise.
18389 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18391 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18392 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18394 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18395 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18396 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18398 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18400 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18401 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18402 arglist. Use new CALL_EXPR accessors. Fix callers.
18403 (altivec_expand_abs_builtin): Likewise.
18404 (rs6000_expand_binop_builtin): Likewise.
18405 (altivec_expand_predicate_builtin): Likewise.
18406 (altivec_expand_lv_builtin): Likewise.
18407 (spe_expand_stv_builtin): Likewise.
18408 (altivec_expand_stv_builtin): Likewise.
18409 (rs6000_expand_ternop_builtin): Likewise.
18410 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18411 (altivec_expand_st_builtin): Likewise.
18412 (altivec_expand_dst_builtin): Likewise.
18413 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18414 arglist. Use new CALL_EXPR accessors. Fix callers.
18415 (altivec_expand_vec_set_builtin): Likewise.
18416 (altivec_expand_vec_ext_builtin): Likewise.
18417 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18418 (spe_expand_builtin): Likewise.
18419 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18420 arglist. Use new CALL_EXPR accessors. Fix callers.
18421 (spe_expand_evsel_builtin): Likewise.
18422 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18423 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18425 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18426 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18427 (arm_expand_unop_builtin): Likewise.
18428 (arm_expand_builtin): Use new CALL_EXPR accessors.
18430 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18433 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18434 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18436 (bfin_expand_unop_builtin): Likewise.
18437 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18439 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18440 Brooks Moses <brooks.moses@codesourcery.com>
18441 Lee Millward <lee.millward@codesourcery.com>
18443 * c-semantics.c (build_stmt): Add internal diagnostic check.
18445 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18446 accessors. Print arguments explicitly instead of as a list.
18448 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18450 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18451 (c_finish_omp_flish): Likewise.
18453 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18454 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18455 instead of TREE_CODE_LENGTH.
18456 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18457 (c_warn_unused_result): Likewise.
18459 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18462 * doc/invoke.texi (Warning Options): Remove
18463 -Werror-implicit-function-declaration.
18464 (Wimplicit-function-declaration): Update description.
18465 * opts.c (common_handle_option): Move handling of -Werror=* to...
18466 (enable_warning_as_error): ...here.
18467 * opts.h (enable_warning_as_error): Declare.
18468 * c-decl.c (implicit_decl_warning): Unless
18469 -Wno-implicit-function-declaration is given, emit a pedwarn if
18470 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18471 * c.opt (Wimplicit-function-declaration): Replace
18472 mesg_implicit_function_declaration with
18473 warn_implicit_function_declaration.
18474 * c-opts.c (c_common_handle_option):
18475 -Werror-implicit-function-declaration is exactly equal as
18476 -Werror=implicit-function-declaration.
18477 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18478 warn_implicit_function_declaration.
18479 (c_common_post_options): -Wimplict-function-declaration is enabled
18480 by default by -std=c99, otherwise is disabled by default.
18481 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18483 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18485 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18486 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18487 former is ignored but not the latter.
18489 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18491 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18492 is made and the reference doesn't use the alias set of its type,
18493 do not create the temporary using that type.
18495 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18497 * jump.c: Remove prototypes for delete_computation and
18498 delete_prior_computation.
18500 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18502 * jump.c (get_label_after): Delete.
18503 (get_label_before, delete_computation, delete_jump,
18504 delete_prior_computation, follow_jumps): Move...
18505 * reorg.c (delete_computation, delete_prior_computation): ... here...
18506 (get_label_before, delete_jump): ... making these static ...
18507 (follow_jumps): ... and simplifying this since it only runs after
18509 * rtl.h (get_label_after, get_label_before, delete_jump,
18510 follow_jumps): Delete prototypes.
18512 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18514 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18516 2007-02-15 Nick Clifton <nickc@redhat.com>
18518 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18519 order to prevent it from being munged by the target.
18521 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18523 * config/i386/i386.md: Remove misleading comment.
18525 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18527 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18528 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18531 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18533 * tree-sra.c (instantiate_missing_elements): Canonicalize
18535 (sra_build_assignment): New.
18536 (generate_copy_inout, generate_element_copy,
18537 generate_element_zero, generate_one_element_init): Use it.
18539 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18541 * tree-sra.c (instantiate_missing_elements): Canonicalize
18543 (sra_build_assignment): New.
18544 (generate_copy_inout, generate_element_copy,
18545 generate_element_zero, generate_one_element_init): Use it.
18547 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18549 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18552 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18554 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18555 types as aggregates not scalars.
18556 * function.c (assign_stack_temp_for_type): Likewise.
18558 2007-02-14 Roger Sayle <roger@eyesopen.com>
18559 Zdenek Dvorak <dvorakz@suse.cz>
18561 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18564 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18566 * passes.c (next_pass_1): Clear the next field of the copied
18569 2007-02-14 Richard Henderson <rth@redhat.com>
18571 * tree-sra.c (early_sra): New.
18572 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18573 (tree_sra_early, pass_sra_early): New.
18574 * tree-pass.h (pass_sra_early): Declare.
18575 * passes.c (init_optimization_passes): Use it.
18577 2007-02-14 Richard Guenther <rguenther@suse.de>
18579 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18581 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18583 PR tree-optimization/30771
18584 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18586 (vect_analyze_operations): Induction phis can now be marked as
18588 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18589 Update documentation accordingly.
18591 2007-02-14 Nick Clifton <nickc@redhat.com>
18593 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18594 most 3 arguments are supported.
18595 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18597 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18599 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18600 Ensure dst->current is valid.
18602 2007-02-13 Paul Brook <paul@codesourcery.com>
18604 * config.gcc: Add arm*-*-uclinux-*eabi.
18605 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18606 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18607 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18608 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18609 (LINK_SPEC): Define.
18610 (LIB_SPEC): Define.
18611 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18613 * config/arm/uclinux-eabi.h: New file.
18614 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18615 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18618 2007-02-13 Ian Lance Taylor <iant@google.com>
18620 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18621 * flags.h (warn_strict_overflow): Declare.
18622 (enum warn_strict_overflow_code): Define.
18623 (issue_strict_overflow_warning): New static inline function.
18624 * opts.c (warn_strict_overflow): New variable.
18625 (common_handle_option): Handle OPT_Wstrict_overflow and
18626 OPT_Wstrict_overflow_.
18627 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18629 * fold-const.c: Include intl.h.
18630 (fold_deferring_overflow_warnings): New static variable.
18631 (fold_deferred_overflow_warning): New static variable.
18632 (fold_deferred_overflow_code): New static variable.
18633 (fold_defer_overflow_warnings): New function.
18634 (fold_undefer_overflow_warnings): New function.
18635 (fold_undefer_and_ignore_overflow_warnings): New function.
18636 (fold_deferring_overflow_warnings_p): New function.
18637 (fold_overflow_warning): New static function.
18638 (make_range): Add strict_overflow_p parameter. Change all
18640 (extract_muldiv, extract_muldiv_1): Likewise.
18641 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18642 tree_expr_nonnegative_p.
18643 (fold_negate_expr): Call fold_overflow_warning.
18644 (fold_range_test): Likewise.
18645 (fold_comparison): Likewise.
18646 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18647 instead of tree_expr_nonnegative_p.
18648 (tree_expr_nonnegative_warnv_p): Rename from
18649 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18650 (tree_expr_nonnegative_p): New function.
18651 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18652 strict_overflow_p parameter.
18653 (tree_expr_nonzero_p): New function.
18654 * passes.c (verify_interpass_invariants): New static function.
18655 (execute_one_pass): Call it.
18656 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18658 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18659 (estimate_numbers_of_iterations): Likewise.
18660 (scev_probably_wraps_p): Likewise.
18661 * tree-ssa-ccp.c: Include "toplev.h".
18662 (evaluate_stmt): Defer fold overflow warnings until we know we are
18664 (struct fold_stmt_r_data): Add stmt field.
18665 (fold_stmt_r): Defer fold overflow warnings until we know we
18667 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18668 (fold_stmt_inplace): Likewise.
18669 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18670 (cleanup_control_expr_graph): Defer fold overflow warnings until
18671 we know we are going to optimize.
18672 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18673 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18675 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18676 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18677 * tree-ssa-loop-manip.c (create_iv): Likewise.
18678 * c-typeck.c (build_conditional_expr): Likewise.
18679 (build_binary_op): Likewise.
18680 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18681 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18682 (extract_range_from_unary_expr): Likewise.
18683 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18684 assuming that signed overflow does not occur.
18685 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18686 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18687 (fold_defer_overflow_warnings): Declare.
18688 (fold_undefer_overflow_warnings): Declare.
18689 (fold_undefer_and_ignore_overflow_warnings): Declare.
18690 (fold_deferring_overflow_warnings_p): Declare.
18691 (tree_expr_nonzero_warnv_p): Declare.
18692 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18693 of warning options.
18694 (Warning Options): Document -Wstrict-overflow.
18695 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18696 (tree-ssa-ccp.o): Likewise.
18697 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18698 (fold-const.o): Depend on intl.h.
18700 2007-02-13 Ian Lance Taylor <iant@google.com>
18702 PR middle-end/30751
18703 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18706 2007-02-13 Stuart Hastings <stuart@apple.com>
18708 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18710 2007-02-13 Richard Henderson <rth@redhat.com>
18712 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18713 handled_component_p before looking for the indirect_ref.
18715 2007-02-13 Richard Henderson <rth@redhat.com>
18717 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18718 remove flags clobber.
18719 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18720 (bswaphi_lowpart): New.
18721 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18722 remove TARGET_BSWAP test. Delete expander of the same name.
18724 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18725 (expand_unop): Use them.
18727 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18729 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18730 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18731 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18732 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18733 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18734 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18735 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18736 assembler dialect choice from asm templates.
18738 2007-02-12 Richard Henderson <rth@redhat.com>
18740 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18741 (fixuns_trunc<SSEMODEF>si2): Use it.
18742 * config/i386/sse.md (vec_setv4sf_0): Export.
18743 * config/i386/i386.c (ix86_build_const_vector): Export.
18744 (ix86_split_convert_uns_si_sse): Rename from
18745 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18746 * config/i386/i386-protos.h: Update.
18748 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18751 * c-typeck.c (c_finish_return): Improve warning message.
18753 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18755 * alias.c (find_symbolic_term): Delete unused function.
18757 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18759 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18760 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18761 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18763 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18765 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18766 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18767 the function, temporarily point the debug interface to the null one.
18769 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18771 * dwarf2out.c (round_up_to_align): New static function.
18772 (field_byte_offset): Use it to round the offset.
18774 2007-02-12 Richard Henderson <rth@redhat.com>
18776 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18777 (inswl_const): Export.
18779 2007-02-12 Richard Henderson <rth@redhat.com>
18781 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18782 result mode of the libcall, convert back to outmode.
18784 2007-02-12 Roger Sayle <roger@eyesopen.com>
18786 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18787 (bswapdi2): New define_expand to implement 32-bit implementation.
18789 2007-02-12 Nick Clifton <nickc@redhat.com>
18791 * doc/invoke.texi (Overall Options): Document --help=.
18792 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18793 (cc1_options): Pass --help= on to cc1.
18794 (display_help): Add description of --help=.
18795 (process_command): Add code to handle --help=. Allow translated
18796 --help and --target-help switches to be passed on to compiler
18798 (main): Remove unused if statement.
18799 * opts.c (columns): Remove.
18800 (LEFT_COLUMN): Define.
18801 (wrap_help): Add columns argument.
18802 (print_filtered_help): Change parameters to be an include bitmask,
18803 an exclude bitmask, an any bitmask and the column width. Move the
18804 code to display the params list here. Add code to display the
18805 status of options rather than their descriptions if the quiet flag
18807 (print_specific_help): Change parameters to be an include bitmask,
18808 an exclude bitmask and an any bitmask. Move code to look up the
18809 column width here. Decide upon the title for an options listing.
18810 (common_handle_options): Add code to handle --help=. Adapt code
18811 for --help and --target-help to use the revised form of the
18812 print_specific_help function.
18813 (print_help): Delete.
18814 (print_param_help): Delete.
18815 (print_switch): Delete.
18816 * opts.h (cl_lang_count): Add prototype.
18817 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18818 CL_MAX_OPTION_CLASS): New defines.
18819 * optc-gen.awk: Add construction of cl_lang_count.
18820 * c.opt: Add Warning attribute to warning options and Optimization
18821 attribute to optimization options.
18822 * common.opt: Likewise.
18824 Add -fhelp and -ftarget-help as aliases for the transformed --help
18825 and --target-help options.
18826 * opt-functions.awk: Add code to handle Warning and Optimization
18829 2007-02-12 Richard Henderson <rth@redhat.com>
18831 * config/alpha/constraints.md: New file.
18832 * config/alpha/alpha.c: Include tm-constrs.h.
18833 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18834 alpha_extra_constraint): Remove.
18835 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18836 * config/alpha/alpha-protos.h: Update.
18837 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18838 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18839 (EXTRA_CONSTRAINT): Remove.
18840 * config/alpha/alpha.md: Include constraints.md.
18841 (adddi splitter): Use satisfies_constraint_*.
18842 * config/alpha/predicates.md (add_operand): Likewise.
18843 (sext_add_operand, addition_operation): Likewise.
18845 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18847 PR tree-optimization/29145
18848 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18849 in our handling of restrict qualified pointers.
18851 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18854 * doc/invoke.texi (Wunused-value): Update description.
18855 (Wextra): Delete item.
18856 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18857 value of Wunused-value.
18858 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18859 (c_finish_stmt_expr): Don't check extra_warnings.
18860 (emit_side_effect_warnings): The caller is responsible to check
18863 2007-02-11 Roger Sayle <roger@eyesopen.com>
18864 Matt Thomas <matt@3am-software.com>
18866 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18868 2007-02-11 Roger Sayle <roger@eyesopen.com>
18870 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18871 comparisons of POPCOUNT against zero.
18872 (simplify_const_relational_operation): Likewise.
18874 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18876 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18878 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18880 * dwarf2out.c (root_type): Delete unused function.
18882 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18884 * genattrtab.c (contained_in_p): Delete unused function.
18885 (write_expr_attr_cache): Likewise.
18887 2007-02-11 Jan Hubicka <jh@suse.cz>
18889 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18892 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18894 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18895 to add the REG_EQ* note.
18896 * see.c (see_merge_one_use_extension): Likewise.
18897 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18898 turn REG_EQUAL notes into REG_EQUIV notes if the target
18899 register may have more than one set.
18900 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18901 * gcse.c (try_replace_reg): Likewise.
18902 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18903 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18904 more than one REG_EQUIV note.
18905 * reload1.c (gen_reload): Use set_unique_reg_note.
18907 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18909 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18910 (ix86_builtin_conversion): New function.
18912 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18915 * tree.h (DECL_REPLACEABLE_P): New macro.
18916 * except.c (set_nothrow_function_flags): Likewise.
18918 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18919 Ira Rosen <irar@il.ibm.com>
18920 Dorit Nuzman <dorit@il.ibm.com>
18922 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18923 * targhooks.c (default_builtin_vectorized_conversion): New.
18924 * targhooks.h (default_builtin_vectorized_function): New declaration.
18925 * target.h (struct vectorize): Add builtin_conversion field.
18926 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18927 stmt_vec_info_type value.
18928 (vectorizable_conversion): New declaration.
18929 * tree-vect-analyze.c (vect_analyze_operations): Add
18930 vectorizable_conversion call.
18931 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18932 * tree-vect-transform.c (vectorizable_conversion): New function.
18933 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18934 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18936 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18937 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18938 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18939 or ALTIVEC_BUILTIN_VCFSX.
18941 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18944 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18945 CONST_DOUBLE and operand 0 is a hard register.
18946 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18947 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18948 is a hard floating-point register.
18950 2007-02-10 Richard Henderson <rth@redhat.com>
18951 Jakub Jelinek <jakub@redhat.com>
18952 Alexandre Oliva <aoliva@redhat.com>
18954 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18955 * builtin-types.def (BT_WORD): Make unsigned.
18956 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18957 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18958 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18959 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18960 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18961 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18963 * expr.c (emutls_var_address): New.
18964 (expand_expr_real_1): Expand emulated tls.
18965 (expand_expr_addr_expr_1): Likewise.
18966 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18967 * output.h (emutls_finish): Declare.
18968 * toplev.c (compile_file): Call it.
18969 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18970 address before wrapping in CONST.
18971 * varasm.c (emutls_htab, emutls_object_type): New.
18972 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18973 (get_emutls_object_name, get_emutls_object_type): New.
18974 (get_emutls_init_templ_addr, emutls_decl): New.
18975 (emutls_common_1, emutls_finish): New.
18976 (assemble_variable): When emulating tls, swap decls; generate
18977 constructor for the emutls objects.
18978 (do_assemble_alias): When emulating tls, swap decl and target name.
18979 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18981 * varpool.c (decide_is_variable_needed): Look at force_output.
18982 Recurse for emulated tls.
18983 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18984 with decide_is_variable_needed.
18985 * emutls.c: New file.
18986 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18987 tls_object for real tls.
18989 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18991 PR rtl-optimization/29599
18992 * reload1.c (eliminate_regs_in_insn): Take the destination
18993 mode into account when computing the offset.
18995 2007-02-09 Stuart Hastings <stuart@apple.com>
18996 Richard Henderson <rth@redhat.com>
18998 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18999 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19000 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19001 fixuns_truncdfhi2): New.
19002 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19003 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19004 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19005 (floatunssidf2): Allow nonimmediate source.
19006 * config/i386/sse.md (movdi_to_sse): New.
19007 (vec_concatv2di): Drop '*'.
19008 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19009 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19010 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19012 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19013 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19014 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19015 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19016 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19017 ix86_build_const_vector.
19018 (x86_emit_floatuns): Rewrite.
19020 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19022 * genautomata.c (longest_path_length): Delete unused function.
19023 (struct state): Delete unused longest_path_length.
19024 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19025 (get_free_state): Delete unused.
19027 2007-02-09 Jan Hubicka <jh@suse.cz>
19029 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19030 * doc/invoke.texi (inline-unit-growth): Update default value.
19032 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19033 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19034 (rebuild_cgraph_edges): Likewise.
19035 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19036 (dump_cgraph_node): Dump frequencies.
19037 (cgraph_clone_edge): Add frequency scales.
19038 (cgraph_clone_node): Add freuqnecy.
19039 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19040 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19041 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19042 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19043 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19044 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19045 (save_inline_function_body): Likewise.
19046 * ipa-inline.c: inluce rtl.h
19047 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19048 (cgraph_edge_badness): Use frequencies.
19049 (cgraph_decide_recursive_inlining): Update clonning.
19050 (cgraph_decide_inlining_of_small_function): Dump frequency.
19051 * predict.c (estimate_bb_frequencies): Export.
19052 * predict.h (estimate_bb_frequencies): Declare.
19053 * tree-inline.c (copy_bb): Watch overflows.
19054 (expand_call_inline): Update call of cgraph_create_edge.
19055 (optimize_inline_calls): Use TODO flags to update frequnecies.
19056 * passes.h: Include predict.h
19057 (init_optimization_passes): Move profile ahead.
19058 (execute_function_todo): Handle TODO_rebuild_frequencies.
19060 2007-02-09 Roger Sayle <roger@eyesopen.com>
19062 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19063 the insbl or inswl pattern into a register.
19065 2007-02-09 Roger Sayle <roger@eyesopen.com>
19067 * config/ia64/ia64.md (bswapdi2): New define_insn.
19069 2007-02-09 Richard Henderson <rth@redhat.com>
19071 * config/i386/constraints.md (Ym): New constraint.
19072 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19073 (movdi_1_rex64): Split sse and xmm general register moves from
19074 memory move alternatives. Use conditional register constraints.
19075 (movsf_1, movdf_integer): Likewise.
19076 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19077 (movdf_integer_rex64): New.
19078 (pushsf_rex64): Fix output constraints.
19079 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19080 (sse2_stored): Likewise.
19081 (sse2_storeq_rex64): New.
19082 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19083 amd and not generic.
19084 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19085 for optimize_size. Remove SF/DFmode hack.
19087 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19089 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19092 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19093 Richard Sandiford <richard@codesourcery.com>
19095 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19096 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19097 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19098 m68k/t-mlib to tmake_file.
19099 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19100 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19101 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19102 Allow it to be cf or m68k. Set m68k_arch_family. If that
19103 variable is not empty, add t-$m68k_arch_family to tmake_file.
19104 Add t-mlibs to tmake_file.
19105 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19106 * config/m68k/t-cf: New file.
19107 * config/m68k/t-m68k: Likewise.
19108 * config/m68k/t-mlibs: Likewise.
19109 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19110 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19111 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19112 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19113 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19115 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19116 (INSTALL_LIBGCC): Delete.
19117 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19118 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19119 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19120 (M68K_MLIB_CPU): Define.
19121 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19122 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19123 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19125 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19126 Richard Guenther <rguenther@suse.de>
19128 PR middle-end/23361
19129 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19130 against INT_MIN/INT_MAX.
19131 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19132 file if a loop is removed.
19134 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19136 * calls.c (store_one_arg): Pass correct alignment to
19137 emit_push_insn for non-BLKmode values.
19138 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19139 unaligned stack slot via a suitably aligned slot.
19141 2007-02-08 DJ Delorie <dj@redhat.com>
19143 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19145 (legal_subregs): Use unsigned char, make const.
19146 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19148 2007-02-08 Paul Brook <paul@codesourcery.com>
19150 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19151 special interworking needed.
19153 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19155 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19156 conditional to __SSE2__.
19157 (Entries below should have been added to first ChangeLog
19158 entry for amdfam10 dated 2007-02-05)
19159 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19161 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19163 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19166 2007-02-08 DJ Delorie <dj@redhat.com>
19168 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19169 * config/m32c/m32c.c (legal_subregs): New.
19170 (m32c_illegal_subreg_p): New.
19171 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19172 unsupported subregs of hard regs.
19174 2007-02-08 Jan Hubicka <jh@suse.cz>
19176 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19177 the same one; always update histograms.
19179 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19181 * passes.c (init_optimization_passes): Tidy comment.
19183 2007-02-08 Roger Sayle <roger@eyesopen.com>
19185 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19186 strip zero_extend, bswap and rotates from POCOUNT's argument.
19187 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19188 zero_extend and rotates from PARITY's argument.
19189 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19190 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19191 of an integer constant at compile-time.
19193 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19196 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19198 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19201 * tree-ssa-live.c (remove_unused_locals): Do not remove
19202 TREE_ADDRESSABLE variables.
19203 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19204 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19205 FOR_CLOBBER. Update all users.
19206 If VAR has an associated alias set, add a virtual operand for
19207 it if no alias is found to conflict with the memory reference.
19209 2007-02-07 Jan Hubicka <jh@suse.cz>
19210 Robert Kidd <rkidd@crhc.uiuc.edu>
19212 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19214 2007-02-07 Ian Lance Taylor <iant@google.com>
19216 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19218 2007-02-07 Roger Sayle <roger@eyesopen.com>
19220 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19221 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19222 tablejumpdi, movsi_to_cr_one): Remove constraints from
19223 define_expand's match_operands.
19225 2007-02-07 Roger Sayle <roger@eyesopen.com>
19227 * global.c (compute_regsets): Move declatation of "i" inside of
19228 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19230 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19233 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19234 of INDIRECT_REF <RESULT_DECL>.
19236 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19238 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19239 Kaz Kojima <kkojima@gcc.gnu.org>
19242 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19244 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19246 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19248 * doc/loop.texi: Document possibility not to perform disambiguation
19249 of loops with multiple latches.
19250 * cfgloopmanip.c (alp_enum_p): Removed.
19251 (add_loop): Handle subloops. Use get_loop_body_with_size.
19252 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19253 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19254 the new forwarder block.
19255 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19256 Handle the case latch is NULL.
19257 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19258 modifications when marking loop exits.
19259 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19261 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19262 disambiguate_loops_with_multiple_latches.
19263 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19264 before fix_loop_structure.
19265 * cfgloop.c: Include pointer-set.h and output.h.
19266 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19267 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19268 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19269 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19270 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19271 disambiguate_multiple_latches, get_loop_body_with_size,
19272 disambiguate_loops_with_multiple_latches): New functions.
19273 (flow_loop_dump): Dump multiple latch edges.
19274 (flow_loop_nodes_find): Handle loops with multiple latches.
19275 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19276 (glb_enum_p): Modified.
19277 (get_loop_body): Use get_loop_body_with_size.
19278 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19279 (AVOID_CFG_MODIFICATIONS): New constant.
19280 (disambiguate_loops_with_multiple_latches, add_loop,
19281 get_loop_body_with_size): Declare.
19282 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19284 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19286 PR inline-asm/28686
19287 * global.c (compute_regsets): New function.
19288 (global_alloc): Refactored ELIMINABLE_REGSET
19289 and NO_GLOBAL_ALLOC_REGS computation out.
19290 (rest_of_handle_global_alloc): Call compute_regsets()
19291 for non-optimizing case.
19293 2007-02-06 Richard Henderson <rth@redhat.com>
19295 * config/i386/constraints.md (Y2): Rename from Y.
19296 (Yi): New constraint.
19297 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19298 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19299 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19300 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19301 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19302 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19303 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19304 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19305 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19306 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19307 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19308 vec_extractv2si_1): Change Y constraints to Y2.
19309 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19310 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19311 Change Y constraints to Y2.
19312 (sse2_loadld): Change Y constraints to x.
19314 2007-02-06 Roger Sayle <roger@eyesopen.com>
19316 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19317 (parity<mode>2): New define_expand using rs6000_emit_parity.
19318 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19319 rs6000_emit_parity): New functions.
19320 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19321 rs6000_emit_parity): Prototype here.
19323 2007-02-06 Ian Lance Taylor <iant@google.com>
19325 * lower-subreg.c (simple_move_operand): Reject CONST.
19326 (resolve_clobber): Call validate_change rather than directly
19327 assigning to XEXP (pat, 0).
19329 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19331 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19332 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19333 (tree-cfg.o): Remove hashtab.h dependency.
19335 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19336 (struct ivopts_data): Change niters to pointer_map_t.
19337 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19338 (niter_for_exit): Create pointer_map on demand. Change for
19340 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19341 (free_loop_data): Destroy data->niters if created and reset field.
19342 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19343 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19345 * tree-ssa-reassoc.c: Include pointer-set.h.
19346 (bb_rank): Change to long *.
19347 (operand_rank): Change to pointer_map_t.
19348 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19349 (insert_operand_rank): Accept long.
19350 (operand_entry_hash, operand_entry_eq): Remove.
19351 (get_rank): Return long. Adjust for changes above.
19352 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19354 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19356 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19357 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19358 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19360 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19361 directly since it cannot be NULL.
19362 (get_vi_for_tree): Rewrite for pointer_map API.
19363 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19364 (init_alias_vars): Create vi_for_tree as pointer_map.
19365 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19367 * tree-cfg.c: Don't include hashtab.h.
19368 (edge_to_cases): Declare as pointer_map.
19369 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19371 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19372 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19373 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19375 (record_switch_edge): Delete.
19376 (get_cases_for_edge): Adjust for pointer_map API, inline
19377 record_switch_edge (rewritten for new API), remove goto.
19379 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19381 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19382 * tree-nested.c: Include pointer-set.h.
19383 (var_map_elt, var_map_eq, var_map_hash): Delete.
19384 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19385 to pointer_map_t's.
19386 (nesting_info_bitmap_obstack): New.
19387 (lookup_field_for_decl): Adjust for pointer_map API.
19388 (lookup_tramp_for_decl): Adjust for pointer_map API.
19389 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19390 (get_local_debug_decl): Adjust for pointer_map API.
19391 (convert_nl_goto_reference): Adjust for pointer_map API.
19392 (convert_nl_goto_receiver): Adjust for pointer_map API.
19393 (create_nesting_tree): Create outside GGC space. Create bitmap on
19394 the new obstack. Create field_map and var_map as pointer_maps.
19395 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19397 (lower_nested_functions): Move root here, no need to NULL it.
19398 Initialize and release the obstack.
19400 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19402 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19403 Remove prototypes and make them non-static.
19404 (struct tree_int_map): Remove.
19405 * tree.h (struct tree_int_map): Move here, turning TO into an
19407 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19409 * tree.h (TREE_COMPLEXITY): Remove.
19410 (struct tree_exp): Remove complexity field.
19411 * tree.c (build1_stat): Don't set it.
19413 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19414 Victor Kaplansky <victork@il.ibm.com>
19416 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19417 (vect_is_simple_reduction): Support reduction with induction as
19418 one of the operands.
19419 (vect_is_simple_iv_evolution): Fix formatting.
19420 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19421 formatting. Don't mark induction phis for vectorization.
19422 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19423 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19424 (vect_get_vec_def_for_operand): Support induction.
19425 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19427 (vectorizable_reduction): Support reduction with induction as one of
19429 (vectorizable_type_demotion): Use def-type of stmt argument rather
19430 than dummy def-type.
19432 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19433 flag_tree_scev_cprop.
19434 * common.opt (tree-scev-cprop): New flag.
19436 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19437 call to vect_get_new_vect_var.
19439 2007-02-06 Ira Rosen <irar@il.ibm.com>
19441 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19442 vectype is not NULL.
19443 (vect_pattern_recog_1): Likewise.
19445 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19447 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19448 (fold_negate_expr): Likewise.
19450 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19453 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19454 even if cv-qualification is the same.
19456 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19458 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19459 __enable_execute_stack on completion.
19461 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19463 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19464 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19465 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19466 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19467 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19468 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19469 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19470 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19472 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19474 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19475 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19476 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19477 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19478 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19479 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19480 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19481 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19482 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19483 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19484 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19485 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19486 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19487 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19488 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19489 sqrtextenddfxf2_i387): Added amdfam10_decode.
19491 * config/i386/athlon.md (athlon_idirect_amdfam10,
19492 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19493 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19494 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19495 athlon_ivector_store_amdfam10): New define_insn_reservation.
19496 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19499 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19501 * config/i386/athlon.md (athlon_call_amdfam10,
19502 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19503 define_insn_reservation.
19504 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19505 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19506 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19508 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19510 * config/i386/athlon.md (athlon_sseld_amdfam10,
19511 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19512 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19514 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19516 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19517 define_insn_reservation.
19518 * config/i386/i386.md (sseins): Added sseins to define_attr type
19519 and define_attr unit.
19520 * config/i386/sse.md: Set type attribute to sseins for insertq
19523 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19525 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19526 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19527 ssecomi_load_amdfam10, ssecomi_amdfam10,
19528 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19529 define_insn_reservation.
19530 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19532 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19534 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19535 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19536 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19537 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19538 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19539 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19540 define_insn_reservation.
19542 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19543 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19544 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19545 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19546 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19548 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19550 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19551 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19552 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19553 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19554 athlon_ssemul_load_k8): Added amdfam10.
19556 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19558 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19559 (x86_sse_unaligned_move_optimal): New variable.
19561 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19563 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19564 for unaligned vector SSE double/single precision loads for AMDFAM10.
19566 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19568 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19569 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19570 Define TARGET_CPU_DEFAULT_amdfam10.
19571 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19572 (processor_type): Add PROCESSOR_AMDFAM10.
19574 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19575 processor_type in config/i386/i386.h.
19576 Enable imul peepholes for TARGET_AMDFAM10.
19578 * config.gcc: Add support for --with-cpu option for amdfam10.
19580 * config/i386/i386.c (amdfam10_cost): New variable.
19581 (m_AMDFAM10): New macro.
19582 (m_ATHLON_K8_AMDFAM10): New macro.
19583 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19584 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19585 x86_promote_QImode, x86_integer_DFmode_moves,
19586 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19587 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19588 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19589 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19590 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19591 Enable/disable for amdfam10.
19592 (override_options): Add amdfam10_cost to processor_target_table.
19593 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19594 processor_alias_table.
19595 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19596 (ix86_adjust_cost): Add code for amdfam10.
19598 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19600 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19601 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19602 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19603 * config/i386/i386.h: Add builtin definition for SSE4A.
19604 * config/i386/i386.md: Add support for ABM instructions
19605 (popcnt and lzcnt).
19606 * config/i386/sse.md: Add support for SSE4A instructions
19607 (movntss, movntsd, extrq, insertq).
19608 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19609 Add -march=amdfam10 flag.
19610 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19611 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19613 * doc/extend.texi: Add documentation for SSE4A builtins.
19615 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19617 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19619 2007-02-05 Richard Guenther <rguenther@suse.de>
19621 * tree-vectorizer.h (vectorizable_function): Add argument type
19622 argument, change return type.
19623 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19624 * tree-vect-transform.c (vectorizable_function): Handle extra
19625 argument, return vectorized function decl.
19626 (build_vectorized_function_call): Remove.
19627 (vectorizable_call): Handle calls with result and argument types
19628 differing. Handle loop vectorization factor correctly.
19629 * targhooks.c (default_builtin_vectorized_function): Adjust for
19631 * targhooks.h (default_builtin_vectorized_function): Likewise.
19632 * target.h (builtin_vectorized_function): Add argument type
19634 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19635 extra argument, allow vectorizing of lrintf.
19636 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19637 documentation of target hook.
19639 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19642 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19643 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19644 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19646 2007-02-05 Roger Sayle <roger@eyesopen.com>
19648 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19649 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19650 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19651 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19652 before canonicalizing sincos to cexpi.
19653 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19655 2007-02-05 Roger Sayle <roger@eyesopen.com>
19657 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19658 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19659 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19661 2007-02-05 Roger Sayle <roger@eyesopen.com>
19663 * mips-tfile.c (initialize_init_file): Correct endianness test.
19665 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19667 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19668 the 'y' constraint.
19670 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19672 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19673 saves in a PARALLEL before the register assignments.
19675 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19677 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19678 DWARF_FRAME_RETURN_COLUMN to be a general register.
19679 * dwarf2out.c (init_return_column_size): New function, split from...
19680 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19681 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19682 to be nongeneral registers.
19683 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19685 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19686 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19688 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19690 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19692 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19694 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19695 (remove_path): Use can_remove_branch_p and remove_branch instead
19696 of loop_delete_branch_edge.
19697 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19698 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19699 Update profile using scale_dominated_blocks_in_loop.
19700 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19701 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19702 (can_remove_branch_p, remove_branch): Declare.
19703 * tree-cfg.c (tree_can_remove_branch_p): New function.
19704 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19705 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19706 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19708 2007-02-05 Jan Hubicka <jh@suse.cz>
19710 PR middle-end/30696
19711 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19712 nodes in cgraph, don't remove offline copy of the function.
19714 2007-02-04 Jan Hubicka <jh@suse.cz>
19716 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19717 vectors might cause maybe_lookup_element_for_expr to be called
19718 on non-sra-candidate.
19720 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19722 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19723 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19724 spelling conventions.
19726 2007-02-04 Richard Guenther <rguenther@suse.de>
19728 PR middle-end/30636
19729 * fold-const.c (try_move_mult_to_index): Make sure to not
19730 overflow one dimension of a multi-dimensional array access.
19732 2007-02-04 Jan Hubicka <jh@suse.cz>
19734 * passes.c (init_optimization_passes): Reindent.
19736 2007-02-04 Jan Hubicka <jh@suse.cz>
19737 Eric Botcazou <ebotcazou@adacore.com>
19739 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19740 (execute_fixup_cfg): Break out the abnormal goto code.
19741 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19742 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19743 (optimize_inline_calls): Call make_nonlocal_label_edges.
19745 2007-02-04 Jan Hubicka <jh@suse.cz>
19747 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19748 true when something was changed.
19749 (rename_ssa_copies): When something was changed, do
19750 TODO_remove_unused_locals.
19751 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19752 add TODO_remove_unused_locals when instruction was removed.
19754 2007-02-04 Jan Hubicka <jh@suse.cz>
19756 * ipa-inline.c (try_inline): Improve debug output; work on already
19758 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19759 call try_inline for already inlined edges too when flattening;
19760 inline also functions that make callee growth but overall unit size
19763 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19765 * config/m32c/bitops.md, config/m32c/jump.md,
19766 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19767 config/m32r/m32r.h, config/m32r/m32r.md,
19768 config/m32r/predicates.md, config/m68hc11/larith.asm,
19769 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19770 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19771 config/mips/mips-protos.h, config/mips/mips.c,
19772 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19773 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19774 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19775 spelling conventions.
19777 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19778 Follow spelling conventions.
19780 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19782 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19783 warn about C++0x compatibility.
19785 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19787 * config/h8300/h8300.c, config/h8300/h8300.h,
19788 config/h8300/h8300.md: Follow spelling conventions.
19790 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19792 PR middle-end/30667
19793 * combine.c (try_combine): Do not substitute source operand
19794 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19796 2007-02-03 Jan Hubicka <jh@suse.cz>
19798 PR gcov-profile/30650
19799 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19800 do not divide by zero for never executed counters.
19801 (tree_find_values_to_profile): Fix counters.
19802 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19804 2007-02-03 Ian Lance Taylor <iant@google.com>
19806 * lower-subreg.c (simple_move_operand): New static function,
19807 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19809 (simple_move): Call simple_move_operand.
19810 (find_decomposable_subregs): Add special handling of MEMs.
19811 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19812 meaning of return value. If we see a hard register, test whether
19813 it can store a word_mode value. Change all callers.
19815 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19817 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19818 ftrapv insns and expanders.
19819 (subdi3): Change define_expand operand 1 to arith11_operand, and
19820 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19821 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19822 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19825 PR middle-end/30174
19826 * varasm.c (notice_global_symbol): Treat global objects as weak when
19827 flag_shlib is true.
19829 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19831 * emit-rtl.c (dconstpi): Delete.
19832 (dconstsqrt2): New.
19833 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19834 * real.h (dconstpi): Delete.
19835 (dconstsqrt2): New.
19836 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19837 (fold_builtin_hypot): Likewise.
19839 2007-02-03 Tom Tromey <tromey@redhat.com>
19842 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19843 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19845 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19847 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19848 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19849 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19850 config/rs6000/cell.md, config/rs6000/darwin.h,
19851 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19852 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19853 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19854 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19855 typos. Follow spelling conventions.
19856 * doc/invoke.texi: Follow spelling conventions.
19858 2007-02-03 Roger Sayle <roger@eyesopen.com>
19860 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19861 canonicalization transformations that attempt to simplify integer
19862 constant comparisons to become comparisons against zero.
19864 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19866 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19868 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19869 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19871 2007-02-02 Mike Stump <mrs@apple.com>
19873 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19874 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19875 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19876 generate a branch island.
19878 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19880 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19881 (xtensa_legitimate_address_p): New.
19882 (xtensa_legitimize_address): New.
19883 (xtensa_output_addr_const_extra): New.
19884 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19886 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19887 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19888 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19889 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19890 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19891 (xtensa_legitimize_address): New.
19892 (xtensa_output_addr_const_extra): New.
19894 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19896 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19898 2007-02-02 Ian Lance Taylor <iant@google.com>
19900 * expmed.c (expand_divmod): Add comment.
19902 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19904 * emit-rtl.c (renumber_insns): Remove.
19905 * flags.h: Remove the extern for flag_renumber_insns.
19906 * rtl.h: Remove the prototype for renumber_insns.
19907 * toplev.c (flag_renumber_insns): Remove.
19909 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19911 Revert for x86 darwin:
19912 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19914 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19915 code before the following patch under TARGET_MACHO.
19916 (ix86_function_value_regno_p): Likewise.
19918 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19920 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19923 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19926 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19927 loads to general or fp registers. Add comments.
19928 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19930 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19932 * pointer-set.c (insert_aux): Only return insertion slot.
19933 (pointer_set_insert): Adjust.
19934 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19935 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19936 pointer_map_traverse): New.
19937 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19938 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19939 pointer_map_contains, pointer_map_traverse): Declare.
19941 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19943 PR middle-end/30473
19944 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19945 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19947 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19949 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19951 (struct _dep): New type.
19952 (dep_t): New typedef.
19953 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19954 (DEP_STATUS): New access macro. The macro with the same name was
19955 renamed to DEP_LINK_STATUS.
19956 (dep_init): Declare function
19958 (struct _dep_link): New type.
19959 (dep_link_t): New typedef.
19960 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19961 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19962 (DEP_LINK_STATUS): New macro.
19963 (debug_dep_links): New debug function.
19965 (struct _deps_list): New type.
19966 (deps_list_t): New typedef.
19967 (DEPS_LIST_FIRST): New access macro.
19968 (FOR_EACH_DEP_LINK): New cycle macro.
19969 (create_deps_list, free_deps_list, delete_deps_list): Declare
19971 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19972 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19973 (copy_deps_list_change_con): Ditto.
19975 (move_dep_link): Declare function.
19977 (struct _dep_node): New type.
19978 (dep_node_t): New typedef.
19979 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19981 (struct haifa_insn_data.back_deps): New field to hold backward
19982 dependencies of the insn.
19983 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19985 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19986 Change its type to deps_list_t.
19987 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19988 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19989 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19991 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19993 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19995 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19997 (dep_cost): Declare.
19999 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20000 (ds_to_dk, dk_to_ds): New functions.
20002 (init_dep_1): New static function.
20003 (init_dep): New function.
20004 (copy_dep): New static function.
20006 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20008 (detach_dep_link): New static function.
20009 (move_dep_link): New function.
20011 (dep_links_consistent_p, dump_dep_links): New static functions.
20012 (debug_dep_links): New debugging function.
20014 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20016 (alloc_deps_list, init_deps_list): New static functions.
20017 (create_deps_list): New function.
20018 (clear_deps_list): New static function.
20019 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20020 (deps_list_consistent_p, dump_deps_list): New static functions.
20021 (debug_deps_list): New function.
20022 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20024 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20026 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20027 use new scheduler dependencies lists.
20028 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20029 (sched_analyze): Ditto. Initialize dependencies lists.
20030 (add_forw_dep, compute_forward_dependences): Update to use new
20031 scheduler dependencies lists.
20033 (init_dependency_caches): Init deps_obstack.
20034 (free_dependency_caches): Free deps_obstack.
20036 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20037 new scheduler dependencies lists.
20038 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20039 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20041 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20042 Update to use new scheduler dependencies lists.
20043 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20044 (debug_dependencies): Ditto.
20045 (schedule_region): Update comments.
20047 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20048 scheduler dependencies lists.
20049 (schedule_ebb): Update comments.
20051 * rtl.def (DEPS_LIST): Remove.
20053 * lists.c (unused_deps_list): Remove.
20054 (free_list): Update assertions.
20056 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20057 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20059 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20060 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20062 * haifa-sched.c (comments): Update.
20063 (insn_cost1): Remove. Inline the code into insn_cost ().
20064 (insn_cost): Update to use new scheduler dependencies lists. Move
20065 processing of the dependency cost to dep_cost ().
20066 (dep_cost): New function. Use it instead of insn_cost () when
20067 evaluating cost of the dependency. Use compatible interface to
20068 interact with the target.
20069 (priority): Update to use new scheduler dependencies lists.
20070 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20071 with greater number of insns that depend on the insn.
20072 (schedule_insn): Update to use new scheduler dependencies lists. Add
20073 code to free backward dependencies lists. Inline and optimize code
20074 from resolve_dep () - see PR28071.
20075 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20076 lists. Update call to targetm.sched.is_costly_dependence hook.
20078 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20079 scheduler dependencies lists.
20081 (resolve_dep): Remove. Move the logic to schedule_insn ().
20082 (init_h_i_d): Initialize dependencies lists.
20084 (process_insn_depend_be_in_spec): Rename to
20085 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20086 dependencies lists.
20087 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20088 Update to use new scheduler dependencies lists.
20089 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20091 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20092 new scheduler dependencies lists.
20093 (build_intra_loop_deps): Ditto.
20095 * target.h (struct _dep): Declare to use in
20096 gcc_target.sched.is_costly_dependence.
20097 (struct gcc_target.sched.adjust_cost): Fix typo.
20098 (struct gcc_target.sched.is_costly_dependence): Change signature to
20099 use single dep_t parameter instead of an equivalent triad.
20100 (struct gcc_target.sched.adjust_cost_2): Remove.
20102 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20104 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20106 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20108 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20110 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20111 (REG_DEP_TRUE): Document.
20113 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20114 Change signature to correspond to the targetm.sched.adjust_cost hook.
20115 Update use in TARGET_SCHED_ADJUST_COST_2.
20116 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20117 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20118 new scheduler dependencies lists.
20119 (ia64_gen_check): Ditto.
20121 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20122 scheduler dependencies lists.
20124 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20125 signature to correspond to the targetm.sched.is_costly_dependence hook.
20126 (is_costly_group): Update to use new scheduler dependencies lists.
20128 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20129 instead of INSN_COST () macro.
20131 2007-02-01 Ian Lance Taylor <iant@google.com>
20133 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20135 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20137 * pa.md (tp_load): Correct mfctl instruction syntax.
20139 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20141 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20142 altivec_padding_size calculation on AIX. Improve comment, add
20143 assert to verify that it's right.
20145 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20148 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20150 PR inline-asm/28686
20151 * global.c (global_alloc): Add mising initialization of
20154 2007-02-01 Roger Sayle <roger@eyesopen.com>
20156 * alias.c (init_alias_analysis): Correct whitespace.
20157 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20158 partition_hot_cold_basic_blocks): Likewise.
20159 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20160 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20161 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20162 fold_builtin_snprintf_chk, fold_builtin_printf,
20163 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20164 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20165 * cfgcleanup.c (cleanup_cfg): Likewise.
20166 * cfgexpand.c (tree_expand_cfg): Likewise.
20167 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20168 * function.c (get_next_funcdef_no): Likewise.
20169 * gengtype.c (main): Likewise.
20170 * genmodes.c (main): Likewise.
20171 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20172 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20173 * ifcvt.c (noce_emit_move_insn): Likewise.
20174 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20176 * stor-layout.c (get_best_mode): Likewise.
20177 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20178 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20179 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20180 perform_var_substitution, solve_graph): Likewise.
20181 * tree-vrp.c (vrp_finalize): Likewise.
20183 2007-02-01 Ian Lance Taylor <iant@google.com>
20185 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20186 high part of a paradoxical subreg, return a constant zero.
20188 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20190 * toplev.c (lang_dependent_init): Call init_set_costs.
20191 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20193 2007-02-01 Richard Guenther <rguenther@suse.de>
20195 PR middle-end/30656
20196 * fold-const.c (fold_negate_expr): Allow negating a
20197 constant if overflow does not change.
20199 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20201 * doc/c-tree.texi (Expression trees): Improve markup.
20202 * doc/tm.texi (Register Classes, Addressing Modes)
20203 (Floating Point): Fix spacing after abbreviations. Fix some
20206 2007-02-01 Ben Elliston <bje@au.ibm.com>
20208 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20209 * doc/contrib.texi: Likewise.
20210 * doc/install.texi: Likewise.
20212 2007-01-31 Richard Henderson <rth@redhat.com>
20213 Ian Lance Taylor <iant@google.com>
20215 * lower-subreg.c: New file.
20216 * rtl.def (CONCATN): Define.
20217 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20218 pass_lower_subreg2.
20219 * emit-rtl.c (update_reg_offset): New static function, broken out
20220 of gen_rtx_REG_offset.
20221 (gen_rtx_REG_offset): Call update_reg_offset.
20222 (gen_reg_rtx_offset): New function.
20223 * regclass.c: Revert patch of 2006-03-05, restoring
20225 (clear_reg_info_regno): New function.
20226 * dwarf2out.c (concatn_loc_descriptor): New static function.
20227 (loc_descriptor): Handle CONCATN.
20228 * common.opt (fsplit_wide_types): New option.
20229 * opts.c (decode_options): Set flag_split_wide_types when
20231 * timevar.def (TV_LOWER_SUBREG): Define.
20232 * rtl.h (gen_reg_rtx_offset): Declare.
20233 (reg_scan_update): Declare.
20234 * regs.h (clear_reg_info_regno): Declare.
20235 * tree-pass.h (pass_lower_subreg): Declare.
20236 (pass_lower_subreg2): Declare.
20237 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20238 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20239 -fsplit-wide-types.
20240 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20241 * Makefile.in (OBJS-common): Add lower-subreg.o.
20242 (lower-subreg.o): New target.
20244 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20246 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20248 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20251 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20253 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20255 PR middle-end/29335
20256 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20258 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20260 * cfgloop.h: Include vec-prim.h.
20261 (enum li_flags): Remove LI_ONLY_OLD.
20262 (loop_iterator): Changed.
20263 (fel_next, fel_init): Iterate over loop tree.
20264 (FOR_EACH_LOOP_BREAK): New macro.
20265 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20267 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20268 * modulo-sched.c (sms_schedule): Ditto.
20269 * tree-vectorizer.c (vectorize_loops): Ditto.
20270 * doc/loop.texi: Update information on loop numbering and behavior of
20271 FOR_EACH_LOOP wrto new loops.
20272 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20273 add_to_evolution_1): Test nestedness of loops instead of comparing
20275 * tree-chrec.c (chrec_fold_plus_poly_poly,
20276 chrec_fold_multiply_poly_poly, chrec_evaluate,
20277 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20278 reset_evolution_in_loop): Ditto.
20279 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20281 2007-01-31 Dirk Mueller <dmueller@suse.de>
20283 * c-common.c (warn_about_parentheses): Separate warning about
20284 un-parenthized sequence of comparison operators from the one
20285 which is supposed to warn about x <= y <= z.
20287 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20289 * optabs.h (enum optab_index): Add new OTI_isinf.
20290 (isinf_optab): Define corresponding macro.
20291 * optabs.c (init_optabs): Initialize isinf_optab.
20292 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20294 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20295 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20297 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20298 expand_builtin_interclass_mathfn.
20299 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20300 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20301 (fxam<mode>2_i387): New insn pattern.
20302 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20303 built-in functions as x87 inline asm.
20305 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20307 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20309 2007-01-30 Eric Christopher <echristo@apple.com>
20311 * config.gcc: Add geode.
20313 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20315 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20316 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20317 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20318 value-prof.c: Fix comment typos.
20320 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20323 * doc/invoke.texi (Wpointer-arith): Document warning.
20325 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20327 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20328 the list of discrepancies from the draft TR.
20330 2007-01-30 Dirk Mueller <dmueller@suse.de>
20333 * doc/invoke.texi (-Wreturn-type): Update description to
20334 match new behavior.
20336 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20338 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20340 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20342 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20343 to handle optabs that operate on floating point input argument and
20344 output to integer output.
20345 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20346 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20347 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20348 expand_builtin_interclass_mathfn ().
20349 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20350 (ilogbsi2): Remove.
20351 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20352 ilogbl built-in functions as x87 intrinsics.
20354 2007-01-30 Richard Guenther <rguenther@suse.de>
20356 PR middle-end/27657
20357 * dwarf2out.c (reference_to_unused): Query varpool if the
20358 variable was output.
20360 2007-01-30 Richard Guenther <rguenther@suse.de>
20362 PR middle-end/30313
20363 * passes.c (execute_one_pass): Reset in_gimple_form to not
20364 confuse non-unit-at-a-time mode.
20366 2007-01-29 Roger Sayle <roger@eyesopen.com>
20367 Richard Guenther <rguenther@suse.de>
20369 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20370 avoid undefined behaviour on overflow. Use force_fit_type_double
20371 to construct the constant with the specified TREE_OVERFLOW.
20373 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20375 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20376 * config/dfp-bit.h: Ditto.
20378 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20380 * c-decl.c (pop_scope): Replace warnings with call to
20381 warn_for_unused_label.
20382 * c-common.h (warn_for_unused_label): Declare.
20383 * c-common.c (warn_for_unused_label): Define.
20385 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20387 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20390 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20392 * Makefile.in (USER_H): Remove decfloat.h.
20393 * ginclude/decfloat.h: Delete, moving contents to ...
20394 * ginclude/float.h: Add support for decimal floating point,
20395 guarded by __STDC_WANT_DEC_FP__.
20397 2007-01-29 Mike Stump <mrs@apple.com>
20399 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20400 Analysis and Representation to resolve case insensitive conflict.
20401 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20403 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20405 * tree.h (struct tree_memory_tag): Add aliases member.
20406 (MTAG_ALIASES): New macro.
20407 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20408 (add_may_alias): Remove pointer-set. Update for may_aliases being
20410 (mark_aliases_call_clobbered): Update for may_aliases being a
20412 (compute_tag_properties): Ditto.
20413 (create_partition_for): Ditto.
20414 (compute_memory_partitions): Ditto.
20415 (dump_may_aliases_for): Ditto.
20416 (is_aliased_with): Ditto.
20417 (add_may_alias_for_new_tag): Ditto.
20418 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20419 (compute_is_aliased): New function.
20420 (compute_may_aliases): Call compute_is_aliased).
20421 (init_alias_info): Initialize alias_bitmap_obstack.
20422 (union_alias_set_into): New function.
20423 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20424 (have_common_aliases_p): Rewrite to take two bitmaps and use
20426 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20427 Update for bitmaps.
20428 (finalize_ref_all_pointers): Update for add_may_alias changes.
20429 (new_type_alias): Ditto.
20430 * tree-flow-inline.h (may_aliases): Return a bitmap.
20431 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20432 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20433 may_aliases being a bitmap.
20434 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20435 may_aliases now returns a bitmap.
20436 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20438 * tree-ssa-operands.c (add_virtual_operand): Update for
20439 may_aliases being a bitmap.
20441 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20443 PR tree-optimization/30630
20444 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20445 variable as changed.
20447 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20450 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20451 expanded only once even if an error occurs.
20453 2007-01-29 Ben Elliston <bje@au.ibm.com>
20455 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20456 (__gcov_average_profiler): Likewise.
20457 (__gcov_ior_profiler): Likewise.
20458 (__gcov_merge_ior): Likewise.
20460 2007-01-28 Jan Hubicka <jh@suse.cz>
20462 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20463 * value-prof.c (stringop_block_profile): Likewise.
20465 2007-01-28 Jan Hubicka <jh@suse.cz>
20467 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20468 Add variant handling histograms; add wrapper.
20469 (clear_storage_via_libcall): Export.
20470 (emit_block_move_hints): Break out from ...; add histograms.
20471 (emit_block_move): ... this one.
20472 (clear_storage_hints): Break out from ...; add histograms.
20473 (clear_storage): ... this one.
20474 (set_storage_via_memset): Handle histogram.
20475 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20476 (clear_storage_hints, clear_storage_via_libcall): Declare.
20477 (set_storage_via_setmem): Update prototype.
20478 * doc/md.texi (movmem, setmem): Document new arguments.
20480 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20481 Add new histograms.
20482 (stringop_block_profile): New global function.
20483 (tree_stringops_values_to_profile): Profile block size and alignment.
20484 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20486 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20487 (stringop_block_profile): Declare.
20488 * builtins.c: Include value-prof.h.
20489 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20490 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20491 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20492 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20493 * profile.c (instrument_values): Add new counters.
20494 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20496 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20497 (tree_init_edge_profiler): Build new profilers.
20498 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20499 (pass_tree_profile): Add dump.
20500 (tree_profile_hooks): Update.
20501 * Makefile.in (LIBGCOV): Add new constants.
20502 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20503 __gcov_ior_profiler): New.
20504 * i386.md (movmem/setmem expanders): Add new optional arguments.
20506 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20508 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20510 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20512 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20513 (tree_unswitch_single_loop): Pass eni_size_weights to
20514 tree_num_loop_insns.
20515 * tree-ssa-loop-manip.c: Include tree-inline.h.
20516 (can_unroll_loop_p): Pass eni_size_weights to
20517 tree_num_loop_insns.
20518 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20519 Pass eni_size_weights to estimate_num_insns.
20520 * tree.h (init_inline_once): Export.
20521 * toplev.c (backend_init): Call init_inline_once.
20522 * cgraphunit.c (cgraph_process_new_functions,
20523 cgraph_analyze_function): Pass eni_inlining_weights to
20524 estimate_num_insns.
20525 * ipa-inline.c (compute_inline_parameters): Ditto.
20526 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20527 to estimate_num_insns.
20528 (try_unroll_loop_completely): Pass eni_size_weights to
20529 tree_num_loop_insns.
20530 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20531 ot estimate_num_insns.
20532 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20533 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20534 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20535 eni_time_weights): New variables.
20536 (init_inline_once): Initialize them.
20537 (struct eni_data): Mew.
20538 (estimate_num_insns_1, estimate_num_insns): Use weights.
20539 * tree-inline.h (struct eni_weights_d): New.
20540 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20541 (estimate_num_insns): Declaration changed.
20542 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20543 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20544 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20546 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20548 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20549 relations in the conflict function is valid.
20551 2007-01-27 Ian Lance Taylor <iant@google.com>
20553 * common.opt: Add fstrict-overflow.
20554 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20555 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20556 (TYPE_OVERFLOW_UNDEFINED): Define.
20557 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20559 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20560 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20561 (fold_negate_expr): Likewise.
20562 (make_range): Likewise.
20563 (extract_muldiv_1): Likewise.
20564 (maybe_canonicalize_comparison): Likewise.
20565 (fold_comparison): Likewise.
20566 (fold_binary): Likewise.
20567 (tree_expr_nonnegative_p): Likewise.
20568 (tree_expr_nonzero_p): Likewise.
20569 * tree-vrp.c (compare_values): Likewise.
20570 (extract_range_from_binary_expr): Likewise.
20571 (extract_range_from_unary_expr): Likewise.
20572 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20574 (nowrap_type_p): Likewise.
20575 * tree-scalar-evolution.c (simple_iv): Likewise.
20576 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20577 (build_range_check): Likewise.
20578 (extract_muldiv_1): Likewise.
20579 (fold_comparison): Likewise.
20580 * tree-vrp.c (vrp_int_const_binop): Likewise.
20581 (extract_range_from_unary_expr): Likewise.
20582 * convert.c (convert_to_integer): Likewise.
20583 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20584 (fold_comparison): Likewise.
20585 (fold_binary): Likewise.
20586 * optabs.c (optab_for_tree_code): Likewise.
20587 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20588 * simplify-rtx.c (simplify_const_relational_operation): Check
20589 flag_strict_overflow and flag_trapv.
20590 (simplify_const_relational_operation): Likewise.
20591 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20592 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20595 2007-01-27 Roger Sayle <roger@eyesopen.com>
20597 * tree.c (tree_fold_gcd): Delete.
20598 * tree.h (tree_fold_gcd): Remove prototype.
20599 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20600 test whether one constant integer is a multiple of another. Instead
20601 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20602 * fold-const.c (multiple_of_p): We've determined both TOP and
20603 BOTTOM are integer constants so we can call int_const_binop directly
20604 instead of the more generic const_binop.
20606 2007-01-27 Roger Sayle <roger@eyesopen.com>
20608 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20609 1*X check that the constant hasn't overflowed, to preserve the
20611 (round_up): Provide an efficient implementation when rouding-up an
20612 INTEGER_CST to a power-of-two.
20614 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20616 * doc/sourcebuild.texi: Add comma for clarity.
20617 * doc/extend.texi: Fix some typos.
20618 * doc/passes.texi: Likewise.
20619 * doc/cppinternals.texi: Likewise.
20620 * doc/c-tree.texi: Likewise.
20621 * doc/tree-ssa.texi: Likewise.
20622 * doc/install.texi: Likewise.
20624 2007-01-27 Jan Hubicka <jh@suse.cz>
20626 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20627 (pass_sra): Do not require alias information.
20628 * passes.c (init_optimization_passes): Add SRA
20630 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20632 * tracer.c (rest_of_handle_tracer): We already cleaned
20633 up the CFG in tracer() so don't do it here again.
20634 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20635 cleanup_cfg here, either. And don't call renumber_insns.
20637 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20638 and BB_HEAD are in the insn stream here. Instead make sure
20639 that BB_INSN is valid on all insns. Also, do check here that
20640 there are no pending branch predictions...
20641 (rtl_verify_flow_info): ...instead of doing it here. Checks
20642 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20645 2007-01-26 Roger Sayle <roger@eyesopen.com>
20647 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20648 function to simplify/factorize operand order canonicalization.
20649 (ix86_fixup_binary_operands): Reorganize using the above function.
20650 (ix86_binary_operator_ok): Likewise.
20652 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20654 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20655 file scope from optimize_attrs.
20656 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20658 (optimize_attrs): Clear insn_code_values after freeing it.
20660 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20662 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20663 a parts.base assignment.
20665 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20667 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20668 (compute_subscript_distance, initialize_data_dependence_relation,
20669 finalize_ddr_dependent, analyze_ziv_subscript,
20670 analyze_siv_subscript_cst_affine,
20671 compute_overlap_steps_for_affine_univar,
20672 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20673 analyze_siv_subscript, analyze_miv_subscript,
20674 analyze_overlapping_iterations, subscript_dependence_tester_1,
20675 compute_self_dependence, free_dependence_relation): Work
20676 with affine_fn instead of chrecs.
20677 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20678 common_affine_function, affine_function_base,
20679 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20680 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20681 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20682 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20683 (all_chrecs_equal_p): Removed.
20684 * tree-data-ref.h (affine_fn, conflict_function): New types.
20685 (struct subscript): Change type of conflicting_iterations_in_a
20686 and conflicting_iterations_in_b.
20688 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20691 * config/pa/pa.h (TARGET_HPUX_11): New.
20692 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20693 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20695 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20696 Richard Guenther <rguenther@suse.de>
20698 * tree-ssa-structalias.c (solve_graph): Handle case
20699 we merged the variable to another.
20701 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20703 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20706 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20707 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20709 2007-01-25 DJ Delorie <dj@redhat.com>
20711 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20712 allow changes to modes which don't fit in those registers.
20714 * reload1.c (choose_reload_regs): Check for invalid subregs before
20715 computing their locations, not after.
20717 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20720 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20721 save Altivec registers in an eh_return function.
20722 (compute_vrsave_mask): Likewise.
20723 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20724 for saving Altivec registers.
20725 (rs6000_emit_prologue): Don't allocate stack twice in
20726 eh_return function. Correct expected value of altivec_save_offset
20727 when using save_world. Describe save of R0 to stack when using
20728 save_world. Describe stack pointer adjustment when using
20729 save_world. Remove duplicated eh_return parameter register saving.
20730 Update sp_offset variable after save_world.
20731 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20733 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20734 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20737 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20739 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20741 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20744 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20745 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20747 2007-01-25 Richard Guenther <rguenther@suse.de>
20749 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20750 * common.opt (-Wcoverage-mismatch): New warning option.
20751 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20752 if -Wcoverage-mismatch is given.
20754 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20756 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20757 (ipcp_driver): Change to static definition.
20758 Add dumping of the ifunctions.
20759 (constant_val_insert): Remove unused parameter. Support for SSA.
20760 (ipcp_propagate_const): Support for SSA.
20761 (ipcp_profile_bb_print): Print only analyzed nodes.
20762 (ipcp_replace_map_create): Remove support for Fortran constant
20764 * ipa-prop.c (ipa_method_modify_stmt,
20765 ipa_callsite_compute_param): Support for SSA.
20766 * ipa-prop.h (ipcp_driver): Remove declaration.
20767 (IS_VALID_TREE_MAP_INDEX): Add define.
20769 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20771 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20773 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20775 PR middle-end/30447
20776 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20777 constant argument to cabs and do it without checking for
20778 -funsafe-math-optimizations.
20780 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20782 * c-common.h (RID_FIRST_CXX0X): New.
20783 (RID_LAST_CXX0X): New.
20784 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20786 * c.opt (Wc++0x-compat): New.
20787 * doc/invoke.texi (-Wc++0x-compat): Document.
20789 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20791 * builtins.c (fold_builtin_carg): New.
20792 (fold_builtin_1): Use it.
20794 2007-01-24 Jan Hubicka <jh@suse.cz>
20796 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20798 * ipa-inline.c (initial_insns, max_insns): Delete.
20799 (compute_max_insns): New function.
20800 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20801 amount of insns as base for code growth.
20802 (cgraph_decide_inlining): Make initial_insns local; do not compute
20804 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20805 * doc/invoke.texi (inline-unit-growth): Update docs.
20807 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20809 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20810 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20811 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20812 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20813 for CPUs that have PTA_CX16 set.
20815 PR middle-end/27416
20816 * gimplify.c (omp_check_private): New function.
20817 (gimplify_scan_omp_clauses): Use it for
20818 firstprivate/lastprivate/reduction.
20820 PR middle-end/30494
20821 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20822 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20824 PR middle-end/30421
20825 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20826 If lower_lastprivate_clauses emits some statements, append them
20827 to dlist rather than body_p and to body_p append an initializer.
20828 (lower_omp_for): Adjust caller.
20830 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20832 * target.h (globalize_decl_name): New.
20833 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20834 * output.h (default_globalize_decl_name): New.
20835 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20837 (globalize_decl): Ditto.
20838 (default_globalize_decl_name): New.
20839 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20840 (ia64_handle_version_id_attribute): New.
20841 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20842 (ia64_asm_output_external): Use globalize_decl_name instead
20843 of globalize_label.
20844 * doc/extend.texi (version_id): New pragma.
20845 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20847 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20849 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20850 _uleb128_t and _Unwind_SWord with _sleb128_t.
20851 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20852 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20854 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20855 * unwind-pe.h (read_uleb128, read_sleb128,
20856 read_encoded_value_with_base): Likewise.
20857 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20859 2007-01-24 Richard Guenther <rguenther@suse.de>
20861 * builtins.c (expand_builtin_cexpi): Get the fndecl
20862 for cexp in the correct way.
20864 2007-01-24 Jan Hubicka <jh@suse.cz>
20866 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20869 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20871 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20872 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20873 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20874 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20875 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20876 __SIZEOF_PTRDIFF_T__.
20877 * doc/cpp.texi: Documentation for the new builtin macros added.
20879 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20881 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20882 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20883 instead of operands[2] to avoid access past the end of array.
20885 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20887 * reload1.c (emit_reload_insns): Pass the reload register
20888 for a non-spill output reload through forget_old_reloads_1.
20890 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20892 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20893 _SOFT_DOUBLE if doubles use software floating-point.
20894 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20895 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20896 * config/rs6000/darwin-ldouble.c: Also compile functions for
20897 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20898 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20899 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20900 commented-out long double override.
20901 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20902 * config/rs6000/eabispe.h: Likewise.
20903 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20904 long double for non-SPE.
20905 (rs6000_handle_option): Likewise.
20906 (invalid_e500_subreg): Disallow more subregs involding DImode,
20907 DFmode, TImode or TFmode.
20908 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20910 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20912 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20913 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20915 (rs6000_legitimate_address): Also check for TFmode for E500
20917 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20918 (spe_build_register_parallel): Handle TFmode and TCmode.
20919 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20921 (function_arg): Handle TFmode and TCmode for E500 double.
20922 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20924 (print_operand): Handle TFmode and TImode for %y.
20925 (rs6000_generate_compare): Handle TFmode comparisons for E500
20927 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20928 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20929 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20930 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20931 TFmode for E500 double.
20932 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20933 (floatsidf2): Enable for E500 double.
20934 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20935 (extenddftf2): Change to extenddftf2_fprs.
20936 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20937 depending on TARGET_E500_DOUBLE.
20938 (extendsftf2): Enable for E500 double.
20939 (trunctfdf2): Enable for E500 double.
20940 (trunctfsf2): Change to trunctfsf2_fprs.
20941 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20942 depending on TARGET_E500_DOUBLE.
20943 (floatsitf2): Enable for E500 double.
20944 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20945 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20946 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20947 (negtf2): Change to negtf2_internal.
20948 (negtf2): New expander.
20949 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20950 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20951 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20952 (movdi_internal32): Use rs6000_nonimmediate_operand.
20953 (unnamed splitter): Likewise.
20954 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20955 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20956 (SPE64TF, DITI): New mode macros.
20957 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20960 (frob_<mode>_di_2): New.
20961 (frob_tf_di_8_2): New.
20962 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20964 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20966 (frob_ti_<mode>_8_2): New.
20967 (frob_ti_tf_2): New.
20968 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20969 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20971 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20972 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20973 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20974 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20975 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20976 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20979 2007-01-23 Ian Lance Taylor <iant@google.com>
20981 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20983 (OBJS-archive): Reformat, alphabetize.
20984 (OBJS): Change out_object_file to OBJS-md.
20986 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20988 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20989 JUMP_P and CALL_P predicates where applicable.
20990 * config/i386/i386.c: Ditto.
20991 * config/i386/i386.md: Ditto.
20992 * config/i386/mmx.md: Ditto.
20993 * config/i386/predicates.md: Ditto.
20995 2007-01-22 Andreas Schwab <schwab@suse.de>
20997 * config/m68k/m68k.h: Fix comment.
20999 2007-01-22 Jan Hubicka <jh@suse.cz>
21001 * passes.c (init_optimization_passes): Do not rerun
21002 pass_early_warn_uninitialized.
21004 2007-01-22 Richard Guenther <rguenther@suse.de>
21006 PR tree-optimization/30038
21007 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21009 (execute_cse_sincos_1): Likewise.
21010 (execute_cse_sincos): Likewise.
21011 (gate_cse_sincos): Likewise.
21012 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21013 the cexpi() canonicalization of sincos().
21014 * tree-pass.h (pass_cse_sincos): Declare.
21015 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21017 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21019 PR rtl-optimization/29329
21020 * combine.c (replaced_rhs_insn): Rename to i2mod.
21021 (replaced_rhs_value): Rename to i2mod_new_rhs.
21022 (i2mod_old_rhs): New global variable.
21023 (combine_instructions): Adjust for above change. Save a copy of
21024 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21025 note are substituted in the second instruction.
21026 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21027 ditch the note if it pertains to the second eliminated register
21028 and this register is mentioned in i2mod_old_rhs.
21031 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21033 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21034 the insn to which the note was originally attached.
21036 2007-01-21 Jan Hubicka <jh@suse.cz>
21038 * ipa-inline.c (inlining_mode): Comment, move up.
21039 (cgraph_decide_inlining_incrementally): Do not perform inlining
21040 itself; fix handling of flattening of self recursive functions.
21041 (cgraph_find_cycles): Remove.
21042 (cgraph_flatten_node): Remove.
21043 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21044 (try_inline): New function.
21045 (cgraph_early_inlining): Update call of
21046 cgraph_decide_inlining_incrementally. Apply inlining here.
21047 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21049 2007-01-21 Dirk Mueller <dmueller@suse.de>
21052 * tree-vrp.c (check_array_bounds): do not warn
21053 about ADDR_EXPR's of ARRAY_REF's which are immediately
21054 used in binary expressions.
21056 2007-01-21 Ira Rosen <irar@il.ibm.com>
21058 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21059 read_write_dep and macros for its access.
21060 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21061 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21062 argument, call vect_check_interleaving for every independent pair of
21063 data-refs. Mark loads that access the same memory location as a store
21065 (vect_check_dependences): Remove.
21066 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21067 call, fix the call to vect_analyze_data_ref_dependence.
21068 (vect_analyze_data_ref_access): For statements that access the same
21069 data-ref, check that they are not stores; for loads, check that there
21070 is no store that access the same location.
21072 2007-01-20 Roger Sayle <roger@eyesopen.com>
21073 Joseph Myers <joseph@codesourcery.com>
21075 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21076 (-fdump-rtl-stack): Likewise.
21077 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21078 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21079 (-mpt-fixed): Use @minus{} for minus sign.
21080 (Using Precompiled Headers): Fix under/overfull hbox.
21082 2007-01-20 Jan Hubicka <jh@suse.cz>
21084 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21085 place within annotation.
21087 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21089 * pa.c (output_move_double): Change array size of xoperands to 4.
21091 2007-01-20 Jan Hubicka <jh@suse.cz>
21093 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21096 2007-01-19 Ian Lance Taylor <iant@google.com>
21098 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21099 constant to unsigned HOST_WIDE_INT before negating.
21101 2007-01-19 Ian Lance Taylor <iant@google.com>
21103 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21105 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21106 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21107 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21108 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21109 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21110 (realloc_vdef, realloc_vuse): Change second parameter to
21112 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21113 fields to unsigned.
21114 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21115 unsigned. Change x and lim locals to unsigned.
21116 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21118 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21119 (copy_virtual_operands): Change i and n locals to unsigned.
21121 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21123 PR middle-end/29335
21124 * builtins.c (fold_builtin_1): Handle builtin fdim.
21126 2007-01-20 Jan Hubicka <jh@suse.cz>
21128 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21129 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21130 init_alias_heapvars.
21131 (init_alias_heapvars): Initialize only when not already initialized.
21132 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21134 2007-01-19 Roger Sayle <roger@eyesopen.com>
21136 * common.opt (fsigned-zeros): New command line option.
21137 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21138 of flag_unsafe_math_optimizations.
21139 * opts.c (set_fast_math_flags): The -ffast-math command line option
21140 implies -fno-signed-zeros.
21141 (fast_math_flags_set_p): Likewise.
21143 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21144 the documentation of -ffast-math appropriately. Wrap long lines.
21146 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21148 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21149 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21151 2007-01-19 Tomas Bily <tbily@suse.cz>
21153 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21155 (tree_init_ic_make_global_vars): New function
21156 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21157 (tree_gen_ic_profiler): New function
21158 (tree_gen_ic_func_profiler): New function
21159 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21160 (tree_profile_hooks): Added hook for indirec/virtual calls
21161 * value-prof.c (tree_find_values_to_profile): New case for
21163 (tree_values_to_profile): Call for determining indirect/virtual
21165 (tree_indirect_call_to_profile): New function
21166 (tree_ic_transform): New function
21167 (tree_ic): New function
21168 (find_func_by_pid): New function
21169 (init_pid_map): New function
21170 (tree_value_profile_transformations): Added check for
21171 indirect/virtual call transformation
21172 * value-prof.h (enum hist_type): New counter type for
21173 indirect/virtual calls
21174 (profile_hooks): Added new hook for profiling indirect/virtual
21176 * profile.c (instrument_values): New case for indirect/virtual
21178 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21179 (GCOV_COUNTER_V_INDIR): New counter type
21180 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21181 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21183 * cgraph.c: Definition of cgraph_max_pid
21184 (cgraph_create_node): Default init of pid attribute
21185 * cgraph.h: Declaration of cgraph_max_pid
21186 (struct cgraph_node): Added pid attribute
21187 * libgcov.c (__gcov_indirect_call_profiler): New function
21188 (__gcov_one_value_profiler_body): New function
21189 (__gcov_one_value_profiler): Body was moved to
21190 __gcov_one_value_profiler_body and calls it
21192 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21194 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21195 * gengtype.c (write_types_data, write_func_for_structure,
21196 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21197 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21198 (walk_type, write_func_for_structure): Generate the mark_hook if
21201 2007-01-19 Jan Hubicka <jh@suse.cz>
21203 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21204 'early' argument take inlining mode argument specifying whether to
21205 inline for size/speeed or all functions; add support for flattening;
21207 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21209 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21212 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21213 the name of the declared identifier.
21215 2007-01-19 Dirk Mueller <dmueller@suse.de>
21217 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21218 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21219 duplicate evaluation.
21221 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21223 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21224 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21225 to XFMode, use acosxf2 and truncate result to requested mode.
21226 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21227 (asin<mode>2): Similarly, with asin expanders.
21228 (*fscalexf4_i387): Rename from *fscalexf4.
21229 (expNcorexf3): New expander.
21230 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21231 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21232 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21233 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21234 patterns for SSE math.
21235 (exp10<mode>2): Similarly, with exp10 expanders.
21236 (exp2<mode>2): Similarly, with exp2 expanders.
21237 (expm1<mode>2): Similarly, with expm1 expanders.
21238 (ldexp<mode>3): Similarly, with ldexp expanders.
21239 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21240 Use gen_truncxf<mode>2_i387_noop to truncate result.
21242 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21244 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21245 for ColdFire targets.
21247 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21248 Richard Sandiford <richard@codesourcery.com>
21250 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21251 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21252 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21253 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21254 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21255 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21257 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21259 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21260 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21261 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21262 (*adddi_dilshr32_cf): New pattern.
21263 (adddi3, subdi3): Remove first alternatives.
21265 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21267 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21268 implemented using move.l, do not use its cc result for floating-point
21271 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21273 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21274 from accepting 's' constraints if flag_pic.
21276 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21278 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21279 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21280 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21281 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21283 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21285 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21286 ColdFire alternatives.
21287 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21288 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21289 architectures that support ff1 instruction.
21291 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21292 Julian Brown <julian@codesourcery.com>
21294 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21295 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21296 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21299 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21301 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21303 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21304 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21305 HOST_WIDE_INT instead of an rtx.
21306 (m68k_rtx_costs): Update call accordingly.
21307 (output_move_const_into_data_reg): Likewise. Fix formatting.
21308 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21310 (output_move_simode_const): Update calls after above changes.
21311 Rework to use automatic variables and predicates like MEM_P.
21312 * config/m68k/m68k.md (pushexthisi_const): Update call to
21315 2007-01-19 Dirk Mueller <dmueller@suse.de>
21317 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21318 in dump_flags test.
21320 2007-01-19 Richard Guenther <rguenther@suse.de>
21322 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21323 via cexp in case sincos is not available.
21325 2007-01-19 Richard Guenther <rguenther@suse.de>
21327 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21328 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21329 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21330 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21331 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21332 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21333 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21334 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21336 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21338 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21340 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21341 (atan2xf3): Directly generate RTL pattern.
21342 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21343 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21344 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21345 disable patterns for SSE math.
21346 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21347 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21348 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21349 disable patterns for SSE math.
21351 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21353 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21355 2007-01-18 Roger Sayle <roger@eyesopen.com>
21357 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21358 VIEW_CONVERT_EXPR to the same type as it's operand.
21360 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21362 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21363 configured for long double 128.
21365 2007-01-18 Mike Stump <mrs@apple.com>
21367 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21370 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21372 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21375 2007-01-18 Jan Hubicka <jh@suse.cz>
21377 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21378 greater than NUM_VOP_FREE_BUCKETS.
21380 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21382 * tree-ssa-structalias.c: Update comments.
21383 (ptabitmap_obstack): Removed.
21384 (pta_obstack): New.
21385 (oldpta_obstack): Ditto.
21386 (stats): Add a few members.
21387 (struct variable_info): Remove node, complex, address_taken, and
21388 indirect_target members. Add oldsolution member.
21389 (new_var_info): Do not initialize removed members.
21390 (constraint_expr_type): Remove INCLUDES.
21391 (constraint_graph): Add size, implicit_preds, rep,
21392 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21393 (FIRST_REF_NODE): New macro.
21394 (LAST_REF_NODE): Ditto.
21395 (FIRST_ADDR_NODE): Ditto.
21396 (find): New function.
21398 (dump_constraint): Do not handle INCLUDES.
21399 (insert_into_complex): Do not insert duplicate constraints.
21400 (condense_varmap_nodes): Renamed and rewritten into ...
21401 (merge_node_constraints): This. Also fix bug in handling of
21402 offseted copy constraints.
21403 (clear_edges_for_node): No longer need to deal with preds at all,
21404 or removing associated preds/succs.
21405 (merge_graph_nodes): Deal with indirect_cycles.
21406 Don't deal with predecessors.
21407 (add_implicit_graph_edge): New function.
21408 (add_pred_graph_edge): Ditto.
21409 (add_graph_edge): Don't deal with predecessors.
21410 (build_constraint_graph): Removed.
21411 (build_pred_graph): New function.
21412 (build_succ_graph): Ditto.
21413 (struct scc_info): Removed in_component. Added roots, dfs, and
21414 node_mapping. Remove visited_index, unification_queue.
21415 (scc_visit): Deal with union-find we do now.
21416 Deal with cycles with REF nodes.
21417 (collapse_nodes): Renamed and rewritten to ...
21418 (unify_nodes): This.
21419 (process_unification_queue): Removed.
21420 (topo_visit): Cleanup
21421 (do_da_constraint): Use find.
21422 (do_sd_constraint): Ditto.
21423 (do_ds_constraint): Ditto.
21424 (do_complex_constraint): Ditto.
21425 (init_scc_info): Update for removed and added members.
21426 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21427 (find_indirect_cycles): This.
21428 (equivalence_class): New variable.
21429 (label_visit): New function.
21430 (perform_variable_substitution): Rewritten.
21431 (free_var_substitution_info): New function.
21432 (find_equivalent_node): Ditto.
21433 (move_complex_constraints): Ditto.
21434 (eliminate_indirect_cycles): Ditto.
21435 (solve_graph): Only propagate changed bits.
21436 Use indirect cycle elimination.
21438 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21439 (tree_id_eq): Renamed to ...
21440 (tree_vi_eq): This. Update for member change
21441 (insert_id_for_tree): Renamed and rewritten to ...
21442 (insert_vi_for_tree): This.
21443 (lookup_id_for_tree): Renamed and rewritten to ...
21444 (lookup_vi_for_tree): This.
21445 (get_id_for_tree): Renamed and rewritten to ...
21446 (get_vi_for_tree): Ditto.
21447 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21448 (process_constraint): Don't handle INCLUDES.
21449 Remove special ADDRESSOF case.
21450 (find_func_aliases): Rewrite to use vi functions instead of id
21452 (create_function_info_for): Ditto.
21453 (create_variable_info_for): Ditto.
21454 (intra_create_variable_infos): Ditto.
21455 (merge_smts_into): Ditto.
21456 (find_what_p_points_to): Ditto.
21457 (init_base_vars): Ditto.
21458 (init_alias_vars): Ditto.
21459 (remove_preds_and_fake_succs): New function.
21460 (dump_sa_points_to_info): Dump new stats.
21461 (dump_solution_for_var): Use find.
21462 (set_used_smts): Fix formatting.
21463 (compute_points_to_sets): Updated for new functions.
21464 (ipa_pta_execute): Ditto.
21466 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21467 Richard Sandiford <richard@codesourcery.com>
21469 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21471 * calls.c (expand_call): If the return value is a PARALLEL,
21472 extract its first member.
21473 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21474 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21475 use FUNCTION_EXTRA_EPILOGUE.
21476 (m68k_function_value): Return a PARALLEL if the return value
21477 is of a pointer type.
21478 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21479 (FUNCTION_EXTRA_EPILOGUE): Remove.
21480 * config/m68k/m68k.md (D0_REG): New constant.
21482 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21484 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21485 output a NOP for empty epilogues.
21487 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21489 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21490 before function. Extend register save check to include all
21491 registers, not just integer ones.
21493 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21495 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21496 (m68k_use_return_insn): ...this.
21497 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21498 * config/m68k/m68k.c (use_return_insn): Rename to...
21499 (m68k_use_return_insn): ...this.
21500 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21501 of USE_RETURN_INSN.
21503 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21505 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21506 nearest even, fix denormal rounding overflow.
21508 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21510 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21511 f%$smove and f%$move.
21512 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21513 (extendsfdf2_cf): Use fdmove instead of f%&move.
21514 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21515 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21517 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21519 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21522 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21524 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21525 (coldfire_single_format): Declare.
21526 (coldfire_double_format): Likewise.
21527 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21528 of qnan_msb_set to determine the lower bits of a canonical
21530 (encode_ieee_double): Likewise.
21531 (encode_ieee_quad): Likewise.
21532 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21533 (mips_single_format): Likewise.
21534 (ieee_double_format): Likewise.
21535 (mips_double_format): Likewise.
21536 (ieee_extended_motorola_format): Likewise.
21537 (ieee_extended_intel_96_format): Likewise.
21538 (ieee_extended_intel_128_format): Likewise.
21539 (ieee_extended_intel_96_round_53_format): Likewise.
21540 (ibm_extended_format): Likewise.
21541 (mips_extended_format): Likewise.
21542 (ieee_quad_format): Likewise.
21543 (mips_quad_format): Likewise.
21544 (vax_f_format): Likewise.
21545 (vax_d_format): Likewise.
21546 (vax_g_format): Likewise.
21547 (i370_single_format): Likewise.
21548 (i370_double_format): Likewise.
21549 (decimal_single_format): Likewise.
21550 (decimal_double_format): Likewise.
21551 (decimal_quad_format): Likewise.
21552 (c4x_single_format): Likewise.
21553 (c4x_extended_format): Likewise.
21554 (real_internal_format): Likewise.
21555 (coldfire_single_format): New real_format.
21556 (coldfire_double_format): Likewise.
21557 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21558 canonical_nan_lsbs_set.
21559 (pdp11_d_format): Likewise.
21560 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21561 if TARGET_COLDFIRE_CPU.
21563 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21565 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21566 (output_call, m68k_legitimize_call_address): Declare.
21567 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21568 parenthesees. Add support for a 'W' constraint.
21569 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21570 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21571 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21572 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21574 (override_options): Initialize them. Do not set flag_no_function_cse
21575 for TARGET_ID_SHARED_LIBRARY.
21576 (m68k_output_pic_call): Delete.
21577 (m68k_legitimize_call_address): New function.
21578 (print_operand): Remove the %o prefix. Handle the %p prefix.
21579 (output_call): New function.
21580 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21581 target address from the GOT if symbolic jumps are not allowed.
21582 * config/m68k/m68k.md (call, general_operand): Do not set
21583 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21584 Merge separate flag_pic and !flag_pic define_insns into...
21585 (*call, *call_value): ...these new patterns. Match the address
21586 rather than the containing MEM and require it to be a call_operand.
21587 Use output_call to generate the asm template.
21588 * config/m68k/predicates.md (const_call_operand): New predicate.
21589 (call_operand): Likewise.
21591 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21593 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21594 (STACK_GROWS_DOWNWARD): Define to 1.
21595 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21596 comments, emphasizing that these values are only defaults.
21597 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21598 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21600 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21602 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21604 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21605 Richard Sandiford <richard@codesourcery.com>
21607 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21608 (FP_REGNO_P): New macros.
21609 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21610 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21611 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21612 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21614 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21616 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21617 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21619 * config/m68k/t-floatlib: New file, extracting common code from...
21620 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21621 * config/m68k/t-uclinux: Here.
21622 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21623 routines on ColdFire targets.
21625 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21627 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21628 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21629 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21630 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21631 explicitly set MOTOROLA to 1.
21632 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21634 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21635 Nathan Sidwell <nathan@codesourcery.com>
21637 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21638 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21639 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21640 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21641 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21642 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21643 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21644 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21645 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21646 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21647 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21648 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21649 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21650 (DBX_REGISTER_NUMBER): Delete.
21651 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21652 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21653 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21655 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21657 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21658 * config/flat.h: New file.
21659 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21660 OBJECT_FORMAT_FLAT.
21661 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21662 indirect references for -msep-data or -mid-shared-library.
21663 Do not use PC-relative code addresses either.
21664 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21666 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21667 for shared libraries and crt1.o for executables. Use crti.o and
21669 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21670 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21671 Do not add -elf2flt or -shared-lib-id options here.
21672 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21673 Pass -shared-lib-id if -mid-shared-library, taking the library
21674 identifier from -mshared-library-id if given, otherwise
21676 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21677 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21678 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21679 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21680 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21681 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21683 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21684 jump sequence for ISA A and ISA A+.
21685 (PICJUMP): Likewise.
21687 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21689 * config.gcc (m68k-*-uclinux*): Base the port on the common
21690 and m68k GNU/Linux files rather than on the generic ELF ones.
21691 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21692 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21694 2007-01-18 Julian Brown <julian@codesourcery.com>
21695 Richard Sandiford <richard@codesourcery.com>
21697 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21698 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21699 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21701 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21702 80 unconditionally.
21703 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21707 * doc/install.texi: Document m68k-uclinuxoldabi.
21708 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21709 * config/m68k/uclinux-oldabi.h: New file, copied from
21710 config/m68k/uclinux.h.
21712 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21714 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21715 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21716 (m32r_compute_frame_size): Use unsigned for regno.
21717 (m32r_reload_lr): Use gen_frame_mem.
21719 (m32r_output_function_epilogue): Don't output the function epilogue
21721 (m32r_expand_epilogue): New.
21722 (direct_return): Return false if the function has the interrupt
21724 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21725 * config/m32r/m32r.md (epilogue): New expander.
21726 (return_lr, return_rte): New insns.
21727 (return): Make it expander.
21728 (return_normal): New expander.
21730 2007-01-18 Josh Conner <jconner@apple.com>
21733 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21734 support for UNLE, UNLT, UNGE, and UNGT.
21736 2007-01-18 Jan Hubicka <jh@suse.cz>
21738 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21739 * tree-tailcall (add_virtual_phis): Likewise.
21740 (optimize_tail_call): Return TODOs.
21741 (execute_tail_calls): Return TODOs.
21742 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21743 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21745 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21746 Cleanup cfg using TODO.
21747 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21748 * passes.c (execute_function_todo): When cleanup did something, remove
21750 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21751 (make_edges): Don't cleanup_cfg.
21753 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21755 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21756 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21757 operate on the top of stack.
21758 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21759 register handling of instructions that output to the second
21761 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21762 (move_for_stack_reg): Special-case check for dead destination
21763 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21765 * config/i386/i386.md (UNSPEC_TAN): New constant.
21766 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21767 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21768 to correctly model move of constant 1.0 to top stack slot.
21769 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21770 (unnamed peephole2 pattern): Remove corresponding peephole2
21771 pattern that optimizes tan insn and loading of constant 1.0.
21772 (tanxf2): Use fptanxf4_i387.
21773 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21774 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21775 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21776 disable patterns for SSE math.
21777 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21778 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21780 2007-01-18 Dirk Mueller <dmueller@suse.de>
21781 Richard Guenther <rguenther@suse.de>
21784 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21785 * common.opt (Warray-bounds): Add new warning option.
21786 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21788 * Makefile.in: make tree-vrp.o depend on toplev.h
21789 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21791 (check_array_refs, check_array_bounds, check_array_ref): New.
21793 2007-01-18 Jan Hubicka <jh@suse.cz>
21795 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21796 (execute_ssa_ccp): Return flags conditionally.
21797 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21799 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21801 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21803 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21804 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21806 * Makefile.c (GTFILES): Add cfglayout.h.
21807 * gengtype.c (open_base_files): Likewise.
21808 * cfglayout.c (cfg_layout_function_footer,
21809 cfg_layout_function_header) Reindent to make gengtype happy.
21810 * cfglayout.h (cfg_layout_function_footer,
21811 cfg_layout_function_header): Add GTY(()) marker.
21813 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21815 2007-01-18 Ben Elliston <bje@au.ibm.com>
21817 * genautomata.c (write_automata): Include xstrerror output in the
21818 error message if writing the DFA description file fails.
21820 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21822 * config/mips/mips-protos.h (mips_output_external): Make it
21824 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21825 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21826 (extern_list): Likewise.
21827 (extern_head): Likewise.
21828 (TARGET_ASM_FILE_END): Likewise.
21829 (mips_file_end): Likewise.
21830 (mips_output_external): Rewritten.
21832 2007-01-18 Ben Elliston <bje@au.ibm.com>
21834 * genpreds.c (write_insn_preds_c): Only write out the function
21835 body for regclass_for_constraint if we have register constraints.
21837 2007-01-17 Tom Tromey <tromey@redhat.com>
21839 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21840 * doc/install.texi (Testing): Use sourceware.org.
21841 (Binaries): Likewise.
21842 (Specific): Likewise.
21843 * doc/contrib.texi (Contributors): Use sourceware.org.
21845 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21847 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21848 (AVR_ENHANCED): Rename to ...
21849 (AVR_HAVE_MUL): ... new.
21850 (avr_enhanced_p): Rename to ...
21851 (avr_have_mul_p): ... new.
21852 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21853 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21854 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21855 (avr_have_mul_p): ... new.
21856 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21857 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21858 'avr_enhanced_p' and 'enhanced'.
21859 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21860 AVR_HAVE_MUL instead of AVR_ENHANCED.
21861 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21862 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21863 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21864 instead of AVR_ENHANCED.
21865 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21866 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21867 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21869 2007-01-17 Ian Lance Taylor <iant@google.com>
21871 * vec.h (VEC_reserve_exact): Define.
21872 (vec_gc_p_reserve_exact): Declare.
21873 (vec_gc_o_reserve_exact): Declare.
21874 (vec_heap_p_reserve_exact): Declare.
21875 (vec_heap_o_reserve_exact): Declare.
21876 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21878 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21879 negative parameter.
21880 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21881 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21882 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21883 * vec.c (calculate_allocation): Add exact parameter. Change all
21885 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21886 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21887 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21888 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21889 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21890 (vec_heap_p_reserve_exact): New function.
21891 (vec_heap_o_reserve_exact): New function.
21893 2007-01-17 Jan Hubicka <jh@suse.cz>
21895 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21897 2007-01-17 Eric Christopher <echristo@apple.com>
21899 * config.gcc: Support core2 processor.
21901 2007-01-16 Jan Hubicka <jh@suse.cz>
21903 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21904 the names, just unlink the chain so we don't crash on dangling
21908 2007-01-16 Jan Hubicka <jh@suse.cz>
21910 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21911 * tree-pass.h: Reorder to make IPA passes appear toegher.
21912 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21914 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21915 parameters, do not call early inliner.
21916 * ipa-inline.c: Update comments. Include tree-flow.h
21917 (cgraph_decide_inlining): Do not compute inlining parameters.
21918 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21919 be called with function context set up.
21920 (pass_ipa_inline): Remove unreachable functions before pass.
21921 (cgraph_early_inlining): Simplify assuming to be called from the
21923 (pass_early_inline): New pass.
21924 (cgraph_gate_ipa_early_inlining): New gate.
21925 (pass_ipa_early_inline): Turn into simple wrapper.
21926 (compute_inline_parameters): New function.
21927 (gate_inline_passes): New gate.
21928 (pass_inline_parameters): New pass.
21929 (apply_inline): Move here from tree-optimize.c
21930 (pass_apply_inline): New pass.
21931 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21933 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21934 doing them by hand.
21935 (tree_function_versioning): Do not allocate dummy struct function.
21936 * tree-inline.h (optimize_inline_calls): Update prototype.
21937 * tree-optimize.c (execute_fixup_cfg): Export.
21938 (pass_fixup_cfg): Remove
21939 (tree_rest_of_compilation): Do not apply inlines.
21940 * tree-flow.h (execute_fixup_cfg): Declare.
21941 * Makefile.in (gt-passes.c): New.
21942 * passes.c: Include gt-passes.h
21943 (init_optimization_passes): New passes.
21944 (nnodes, order): New static vars.
21945 (do_per_function_toporder): New function.
21946 (execute_one_pass): Dump current pass here.
21947 (execute_ipa_pass_list): Don't dump current pass here.
21949 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21951 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21952 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21954 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21956 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21957 (strong_alias): Define.
21958 (__gcc_qmul): Provide non-FMA for soft-float.
21959 (__gcc_qdiv): Same.
21964 (__gcc_qunord): New.
21974 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21975 soft-float functions.
21976 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21977 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21978 about long double soft float.
21980 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21981 Tehila Meyzels <tehila@il.ibm.com>
21983 * tree-vectorizer.h (is_pattern_stmt_p): New.
21984 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21985 formatting (tabs instead of spaces). Cleanup and clarify setting
21986 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21987 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21988 (vectorizable_type_demotion): Check that types are integral.
21989 (vectorizable_type_promotion): Likewise.
21990 (vectorizable_store): Fix typo. Eliminate new-line at end of
21993 2007-01-16 Jan Hubicka <jh@suse.cz>
21995 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21998 2007-01-15 Eric Christopher <echristo@apple.com>
22000 * ifcvt.c: Include vec.h, vecprim.h.
22001 (check_cond_move_block): New argument regs.
22002 Reorganize. Add registers used to regs.
22003 (cond_move_process_if_block): Use regs set above as
22006 2007-01-15 Eric Christopher <echristo@apple.com>
22008 * config/darwin.h: Update copyright.
22009 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22010 (LINK_COMMAND_SPEC): Add -u.
22011 (LINK_SPEC): Fix umbrella for above.
22013 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22015 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22018 2007-01-15 Tom Tromey <tromey@redhat.com>
22020 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22021 * doc/install.texi (Testing): Don't mention jacks.
22022 (Configuration): Document --enable-java-maintainer-mode. Move
22023 --with-java-home to libgcj-specific section. Document
22025 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22027 2007-01-15 Jan Hubicka <jh@suse.cz>
22029 * tree-ssa-dce.c (DCE_TODOs): New.
22030 (propagate_necessity): Return if something changed.
22031 (eliminate_unnecessary_stmts): Likewise.
22032 (perform_tree_ssa_dce): Return TODO flags when needed.
22033 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22035 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22037 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22038 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22039 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22040 patterns using X87MODEF12 mode macro. Extend operand 1
22041 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22042 (log10<mode>2): Ditto.
22043 (log2<mode>2): Ditto.
22044 (log1p<mode>2): Ditto.
22045 (logb<mode>2): Ditto.
22046 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22047 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22048 (*fxtractxf3_i387): Rename from *fxtractxf3.
22049 (fxtract_extend<mode>xf3_i387): New insn pattern.
22050 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22051 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22052 and gen_fyl2xxf3_i387().
22054 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22056 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22057 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22058 get_loop_exit_edges. Changed return type to bool.
22059 * cfgloop.h (fix_loop_placement): Declaration removed.
22061 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22063 * param.h (MIN_VECT_LOOP_BOUND): New.
22064 * params.def (MIN_VECT_LOOP_BOUND): New.
22065 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22066 argument - minimum threshold for number of iterations.
22067 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22068 argument to declaration.
22069 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22070 MIN_VECT_LOOP_BOUND.
22071 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22072 slpeel_tree_peel_loop_to_edge with additional argument.
22073 (vect_do_peeling_for_alignment): Likewise.
22074 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22076 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22079 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22080 operands of size 1.
22082 2007-01-14 Jan Hubicka <jh@suse.cz>
22084 * tree-dfa.c (remove_referenced_var): New function.
22085 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22086 prune referenced vars list too.
22087 * tree-flow.h (remove_referenced_var): Declare.
22089 2007-01-14 Jan Hubicka <jh@suse.cz>
22091 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22093 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22094 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22095 * except.h (verify_eh_throw_table_statements): Kill prototype.
22096 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22097 into call exrepssions.
22098 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22100 * tree-cfg.c: Include pointer-set.h.
22101 (verify_node_sharing): Work on pointer set.
22102 (verify_eh_throw_stmt_node): New.
22103 (verify_stmts): Use pointers sets, verify throw_stmt.
22105 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22107 * ipa-reference.c (analyze_function): Consider also addresses taken
22110 2007-01-12 Roger Sayle <roger@eyesopen.com>
22112 * c-typeck.c (null_pointer_constant_p): Replace use of
22113 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22114 (build_c_cast): Likewise.
22116 2007-01-12 Roger Sayle <roger@eyesopen.com>
22118 * tree.h (force_fit_type_double): Remove unused final argument.
22119 * c-common.c (constant_expression_warning): Replace use of
22120 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22121 (convert_and_check): Likewise.
22122 (shorten_compare): Update call to force_fit_type_double.
22123 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22124 * convert.c (convert_to_pointer): Update call to
22125 force_fit_type_double.
22126 * fold-const.c (force_fit_type_double): Remove overflowed_const
22128 (int_const_binop, fold_convert_const_int_from_int,
22129 fold_convert_const_int_from_real, fold_div_compare,
22130 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22131 fold_abs_const, fold_not_const): Remove the final argument from
22132 calls to force_fit_type_double.
22134 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22136 * configure.ac: Set insn to "nop" for spu-*-* also.
22137 * configure: Regenerate.
22139 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22141 * builtins.def : Add BUILT_IN_FREE.
22143 2007-01-12 Jan Hubicka <jh@suse.cz>
22145 PR tree-optimization/30443
22146 * tree-inline.c (tree_function_versioning): Do not optimize when
22147 cloning for inlining.
22149 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22151 * doc/loop.texi: Document recording of loop exits.
22152 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22153 (update_single_exits_after_duplication,
22154 update_single_exit_for_duplicated_loop,
22155 update_single_exit_for_duplicated_loops): Removed.
22156 (duplicate_loop_to_header_edge): Do not call
22157 update_single_exits_after_duplication and
22158 update_single_exit_for_duplicated_loops.
22159 (loop_version): Do not update single_exit information.
22160 (fix_loop_structure): Use record_loop_exits instead of
22161 mark_single_exit_loops.
22162 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22163 the lists of loop exits.
22164 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22165 split_edge, merge_blocks): Update the lists of loop exits.
22166 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22167 loop_optimizer_init.
22168 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22169 of mark_single_exit_loops.
22170 (loop_optimizer_finalize): Call release_recorded_exits.
22171 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22172 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22173 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22174 update single exit information.
22175 * lambda-code.c (perfect_nestify): Ditto.
22176 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22177 (mark_single_exit_loops): Removed.
22178 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22179 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22180 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22182 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22183 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22184 (verify_loop_structure): Verify consistency of the exit lists.
22185 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22186 (set_single_exit): Removed.
22187 * cfgloop.h (struct loop_exit): New function.
22188 (struct loop): single_exit_ field replaced by exits field.
22189 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22190 LOOPS_HAVE_RECORDED_EXITS.
22191 (struct loops): Added exits hash.
22192 (mark_single_exit_loops, set_single_exit): Declaration removed.
22193 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22195 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22197 * doc/invoke.texi: Avoid use of @headitem.
22199 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22201 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22203 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22205 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22208 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22209 Richard Sandiford <richard@codesourcery.com>
22211 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22212 * config/m68k/m68k.opt: Resort options.
22213 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22215 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22216 Richard Sandiford <richard@codesourcery.com>
22218 * doc/invoke.texi: Document the macros that are defined by
22219 m68k's -mtune and -mhard-float options.
22220 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22221 (m68k_cpp_cpu_family): Likewise.
22222 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22223 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22224 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22225 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22226 (m68k_cpp_cpu_family): Likewise.
22228 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22230 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22231 macros besides mc68000 as tuning macros. Use a switch statement
22232 to set them and mcpu32.
22234 2007-01-12 Julian Brown <julian@codesourcery.com>
22236 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22237 (TARGET_68040_ONLY): Rename to...
22238 (TARGET_68040): ...this.
22239 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22240 * config/m68k/m68k.md: Likewise.
22242 2007-01-12 Julian Brown <julian@codesourcery.com>
22243 Nathan Sidwell <nathan@codesourcery.com>
22244 Richard Sandiford <richard@codesourcery.com>
22246 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22247 the -mcpu= argument associated with the --with-cpu setting.
22248 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22249 if different from the one implied by the -mcpu setting.
22250 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22251 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22252 * doc/invoke.texi: Mention ColdFire in the introduction to the
22253 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22254 -mno-div and -mhard-float options. Make -m68881 a synonym for
22255 -mhard-float. Document the previously-undocumented -m5206e,
22256 -m528x, -m5307 and -m5407 options. Tweak the existing option
22257 documentation for consistency.
22258 * doc/install.texi: Mention new --with-cpu arguments.
22259 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22260 default CPU if neither -mcpu nor -march are specified.
22261 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22262 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22263 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22264 using m68k_tune to decide between families that implement the
22265 same ISA. Use m68k_tune to set __mcfv4e__.
22266 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22267 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22268 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22269 (FL_ISA_C, FL_ISA_MMU): New macros.
22270 (MASK_COLDFIRE): Delete.
22271 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22272 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22273 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22274 (TARGET_HARD_FLOAT): Do not define here.
22275 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22276 (TUNE_68000): New macro.
22277 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22278 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22279 (TUNE_CFV2): Redefine in terms of m68k_tune.
22280 (uarch_type, target_device, fpu_type): New enums.
22281 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22282 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22283 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22284 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22285 (FL_FOR_isa_c): New macros.
22286 (m68k_isa): New enum.
22287 (m68k_target_selection): New structure.
22288 (all_devices, all_isas, all_microarchs): New tables.
22289 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22290 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22291 (MASK_ALL_CPU_BITS): Delete.
22292 (m68k_find_selection): New function.
22293 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22294 Map the legacy target options to a combination of the new ones.
22295 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22296 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22297 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22299 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22300 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22302 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22303 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22304 * config/m68k/m68k-devices.def: New file.
22306 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22307 Nathan Sidwell <nathan@codesourcery.com>
22309 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22310 (SUBTARGET_EXTRA_SPECS): New macros.
22311 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22312 use %(asm_cpu_spec) instead.
22313 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22314 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22315 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22316 (EXTRA_SPECS): Rename to...
22317 (SUBTARGET_EXTRA_SPECS): ...this.
22319 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22320 Richard Sandiford <richard@codesourcery.com>
22321 Julian Brown <julian@codesourcery.com>
22323 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22324 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22325 to the configuration's default CPU.
22326 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22327 Remove default masks.
22328 (m680[012]0-*-*): Set the default with_cpu to the first part of
22330 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22331 (m68k*-*-linux): Extend the --with-cpu handling to...
22332 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22333 and m68010. Don't set target_cpu_default2.
22334 * doc/install.texi: Document --with-cpu for m68k.
22335 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22336 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22337 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22338 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22339 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22340 (ASM_SPEC): Remove use of %(asm_cpu_default).
22341 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22342 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22343 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22344 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22345 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22346 (TARGET_DEFAULT): Delete.
22347 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22348 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22349 (CPP_CPU_SPEC): Delete.
22350 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22351 the appropriate string.
22352 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22353 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22354 (ASM_SPEC): Don't use %(asm_default_spec).
22355 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22356 TARGET_DEFAULT and add MASK_68881.
22357 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22359 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22361 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22362 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22363 MASK_68010 alongside MASK_68020.
22364 * doc/invoke.texi: Document -m68010.
22365 * config/m68k/m68k.opt (m68010): New.
22366 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22368 (TUNE_68010): New macro.
22369 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22370 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22371 (M68K_CPU_m68332): Add MASK_68010.
22372 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22373 fallback definition.
22374 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22376 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22377 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22378 to all entries that use MASK_68020.
22379 (output_move_simode_const, output_move_himode, output_move_qimode)
22380 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22381 instead of TARGET_68020 to select clr behavior. Remove comment
22382 about there being no TARGET_68010.
22383 * config/m68k/m68k.md: Likewise throughout.
22385 2007-01-12 Julian Brown <julian@codesourcery.com>
22387 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22388 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22389 * config/m68k/m68k.md: Likewise.
22391 2007-01-12 Julian Brown <julian@codesourcery.com>
22393 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22394 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22396 2007-01-12 Julian Brown <julian@codesourcery.com>
22398 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22399 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22400 * config/m68k/m68k.md: Likewise.
22402 2007-01-12 Julian Brown <julian@codesourcery.com>
22403 Richard Sandiford <richard@codesourcery.com>
22405 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22406 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22407 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22409 (TARGET_CPU32): Rename to...
22410 (TUNE_CPU32): ...this.
22411 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22412 (TUNE_CFV2): New macros.
22413 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22414 remove conditions that are implied by TARGET_68020.
22415 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22416 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22417 (m68k_output_function_epilogue): Likewise.
22418 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22419 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22420 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22421 non-68000 timings. Refactor multiplication and division costs.
22422 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22423 TUNE_CPU32 instead of TARGET_CPU32.
22424 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22425 and TUNE_68060 instead of TARGET_68060.
22426 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22427 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22429 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22430 && !TARGET_COLDFIRE" to choose between moveq and clr.
22431 Likewise in the unnamed movsf pattern.
22432 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22433 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22436 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22438 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22439 of tabbing before backslashes.
22441 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22443 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22444 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22445 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22447 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22449 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22450 find_interesting_uses_cond.
22451 (find_interesting_uses_cond): Use extract_cond_operands.
22452 (rewrite_use_compare): Use extract_cond_operands and
22453 force_gimple_operand_bsi. Do not call update_stmt.
22454 (determine_use_iv_cost_condition): Use extract_cond_operands.
22455 Return cheaper of using original bound and changing the exit bound.
22457 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22459 PR tree-optimization/29516
22460 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22461 most_expensive_mult_to_index, addr_to_parts,
22462 create_mem_ref, maybe_fold_tmr): Make the type of
22463 fields of TARGET_MEM_REF sizetype.
22464 (move_fixed_address_to_symbol, move_pointer_to_base):
22466 * tree.def (TARGET_MEM_REF): Add comment on types of
22469 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22471 * c-common.c (vector_types_convertible_p): Treat opaque types as
22472 always convertible if they have the same size, but not otherwise.
22474 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22476 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22477 Remove the b_unconditional field.
22478 (noce_try_sign_mask): Do not look at b_unconditional.
22479 (noce_process_if_block): Do not use merge_if_blocks. Update
22480 the CFG here. Do not set b_unconditional.
22481 (cond_move_process_if_block): Likewise.
22482 (find_cond_trap): Likewise.
22483 (check_cond_move_block): Require simple jump insns at the end
22484 of the basic block.
22486 2007-01-11 Jan Hubicka <jh@suse.cz>
22488 PR tree-optimization/1046
22489 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22490 when alias info is not ready.
22491 (pass_tail_recursion): Do not require aliasing.
22492 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22493 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22494 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22495 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22496 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22497 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22498 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22500 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22501 When aliasing is not build, mark statement as volatile.
22503 2007-01-11 Tom Tromey <tromey@redhat.com>
22505 PR preprocessor/15185, PR preprocessor/20989:
22506 * doc/cppopts.texi <-MT>: Update description of algorithm for
22507 computing default target.
22508 <-M, -MD>: Reword "basename" text.
22510 2007-01-11 Roger Sayle <roger@eyesopen.com>
22512 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22513 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22514 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22515 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22516 fold_builtin_bswap, real_constp, fold_builtin_pow,
22517 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22518 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22519 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22520 * convert.c (convert_to_pointer): Likewise.
22521 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22522 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22523 const_binop, fold_convert_const_int_from_int,
22524 fold_convert_const_int_from_real,
22525 fold_convert_const_real_from_real, sign_bit_p,
22526 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22527 fold_sign_changed_comparison, fold_unary, fold_comparison,
22528 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22529 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22530 * print-tree.c (print_node_brief, print_node): Likewise.
22531 * stor-layout.c (place_field, layout_type): Likewise.
22532 * tree-chrec.c (keep_cast): Likewise.
22533 * tree.c (build_vector, build_real, build_real_from_int_cst,
22534 build_complex): Likewise.
22536 2007-01-11 Roger Sayle <roger@eyesopen.com>
22538 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22539 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22541 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22543 * configure.ac (strict1_warn): Rename to strict_warn.
22544 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22545 cc_set_by_configure, quoted_cc_set_by_configure,
22546 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22547 all_boot_languages, all_stagestuff): Remove.
22548 (target_list): Remove bootstrap targets.
22549 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22550 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22551 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22552 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22553 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22554 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22555 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22556 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22557 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22558 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22559 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22560 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22561 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22562 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22563 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22564 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22565 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22566 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22567 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22568 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22569 (mostlyclean): Adjust.
22570 (clean, distclean): Don't mention bootstrap stuff.
22571 * configure: Regenerate.
22572 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22573 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22574 treelang/config-lang.in (stagestuff): Remove.
22575 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22576 stageprofile, stagefeedback, stagestuff): Remove mention.
22578 2007-01-11 Nick Clifton <nickc@redhat.com>
22580 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22582 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22583 (mcore_arith_K_S_operand): Run the test for the S constraint not
22584 the test for the M constraint.
22585 (mcore_addsub_operand): Do not accept integer values that are
22586 larger than 32 bits.
22587 * config/mcore/mcore.md: Remove unused constraints from split.
22588 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22589 (addsi3): Likewise.
22590 (allocate_stack): Likewise.
22591 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22592 operands to 32 bits.
22593 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22595 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22596 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22597 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22598 mcore_output_bclri, mcore_output_andn, output_inline_const,
22599 mcore_output_move, mcore_output_movedouble): Likewise.
22600 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22601 (output_inline_const): Likewise.
22602 (output_inline_const): Fix format strings used in sprintf
22604 * config/mcore/mcore-protos.h: Update prototypes for changed
22605 functions in mcore.c.
22606 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22607 HOST_WIDE_INT and not int.
22608 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22609 CONST_OK_FOR_N): Likewise.
22610 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22611 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22614 2007-01-10 Jan Hubicka <jh@suse.cz>
22616 * tree-vrp.c (remove_range_assertions): Release defs.
22617 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22618 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22620 2007-01-10 Paul Brook <paul@codesourcery.com>
22622 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22623 * config/arm/arm.md (mulsi3subsi): New insn.
22625 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22627 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22628 (tree_transform_and_unroll_loop): New.
22629 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22632 2007-01-10 Robert Kennedy <jimbob@google.com>
22634 * fold-const.c (fold_comparison): Fold comparisons like (x *
22635 1000 < 0) to (x < 0).
22637 2007-01-10 Ian Lance Taylor <iant@google.com>
22639 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22640 operands have the same priority.
22642 2007-01-10 Tom Tromey <tromey@redhat.com>
22644 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22645 (fold_binary): Likewise.
22646 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22647 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22648 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22649 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22650 * langhooks.h (struct lang_hooks): Removed field
22651 'can_use_bit_fields_p'.
22653 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22655 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22657 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22659 * function.c (get_last_funcdef_no): New function.
22660 * function.h (get_last_funcdef_no): Declare.
22661 * tree-inline.c (initialize_cfun): Add initialization.
22662 (tree_function_versioning): Cleanup.
22664 2007-01-10 Jan Hubicka <jh@suse.cz>
22666 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22669 2007-01-10 Sa Liu <saliu@de.ibm.com>
22670 Ben Elliston <bje@au.ibm.com>
22672 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22673 for SAVE_NONLOCAL and Pmode for any other save level.
22674 * spu-protos.h (spu_restore_stack_block): Declare.
22675 * spu.md (save_stack_block): Remove.
22676 (restore_stack_block): Call spu_restore_stack_block.
22677 * spu.c (spu_restore_stack_block): New function.
22678 (spu_expand_epilogue): Remove old comment.
22680 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22682 PR tree-optimization/30322
22683 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22684 (cand_value_at): Return the value as aff_tree.
22685 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22686 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22687 aff_combination_mult): New functions.
22688 (aff_combination_add): Use aff_combination_add_cst.
22689 (aff_combination_convert): Allow conversions to a wider type.
22690 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22691 * tree-affine.h (aff_combination_mult): Declare.
22693 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22695 * doc/tm.texi: Update documentation to reflect reality of exec
22696 and start file search behaviours. Update copyright year.
22697 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22698 header file directories.
22700 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22702 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22703 (*cosxf2): Rename to cosxf2_i387.
22704 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22705 using X87MODEF12 mode macro. Rename patterns to
22706 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22708 (*cosdf2, *cossf2): Ditto.
22709 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22710 to match extended input operands.
22711 (sincos<mode>3): New expander.
22712 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22713 insn patterns and corresponding splitters.
22715 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22717 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22718 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22720 2007-01-09 Nicolas Pitre <nico@cam.org>
22723 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22725 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22727 * target.h (struct gcc_target): New field library_rtti_comdat.
22728 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22729 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22730 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22731 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22733 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22735 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22737 2007-01-08 Richard Guenther <rguenther@suse.de>
22739 * tree.h (force_fit_type_double): Export.
22740 (force_fit_type): Remove.
22741 * fold-const.c (force_fit_type_double): New function.
22742 (force_fit_type): Remove.
22743 (int_const_binop): Use it.
22744 (fold_convert_const_int_from_int): Likewise.
22745 (fold_convert_const_int_from_real): Likewise.
22746 (fold_div_compare): Likewise.
22747 (fold_sign_changed_comparison): Likewise.
22748 (fold_unary): Likewise.
22749 (fold_negate_const): Likewise.
22750 (fold_abs_const): Likewise.
22751 (fold_not_const): Likewise.
22752 * c-common.c (shorten_compare): Use force_fit_type_double.
22753 * convert.c (convert_to_pointer): Likewise.
22755 2007-01-08 Richard Guenther <rguenther@suse.de>
22757 * tree.h (build_int_cst_wide_type): Export.
22758 * tree.c (build_int_cst_wide_type): New function.
22759 (build_int_cst_wide): Fix comment.
22760 * builtins.c (fold_builtin_object_size): Use build_int_cst
22761 to build -1 or 0 of the correct type. Use fit_double_type
22762 to check for overflow.
22763 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22765 (decode_field_reference): Likewise.
22766 (all_ones_mask_p): Likewise.
22767 (native_interpret_int): Use build_int_cst_wide_type.
22768 (fold_binary): Use build_int_cst_type to build an all-ones
22770 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22772 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22774 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22776 2007-01-09 Ben Elliston <bje@au.ibm.com>
22778 * genautomata.c (STATS_OPTION): New option.
22779 (stats_flag): New flag.
22780 (gen_automata_option): Handle it.
22781 (initiate_automaton_gen): Ditto.
22782 (write_automata): Output statistics only if stats_flag is
22783 set. Likewise, output time statistics only if time_flag is set.
22784 * doc/md.texi (Processor pipeline description): Document new flag.
22786 2007-01-08 Richard Guenther <rguenther@suse.de>
22788 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22789 * tree.c (build_int_cst_type): Likewise.
22790 (size_in_bytes): Don't call force_fit_type on the result.
22791 (int_fits_type_p): Use fit_double_type.
22792 * fold-const.c (fit_double_type): New function.
22793 (force_fit_type): Use it.
22794 * tree.h (fit_double_type): Export.
22796 2007-01-08 Jan Hubicka <jh@suse.cz>
22798 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22799 * ipa.c (function_and_variable_visibility): Fix return type.
22801 2007-01-08 Richard Guenther <rguenther@suse.de>
22803 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22804 of offset to build the index.
22805 * tree-pretty-print.c (dump_generic_node): Don't build negated
22806 const just for printing.
22807 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22808 * builtins.c (fold_builtin_int_roundingfn): Check if result
22809 fits the type by using force_fit_type and comparing the result.
22810 * predict.c (predict_loops): Use compare_tree_int for comparison.
22811 * tree.c (build_int_cst): Fall back to integer_type_node for
22813 (build_int_cst_wide): Assert type is non-null.
22815 2007-01-08 Roberto Costa <roberto.costa@st.com>
22817 * tree-vrp.c (extract_range_from_cond_expr): New.
22818 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22819 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22821 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22822 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22823 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22824 used as expressions.
22825 * tree-object-size.c (cond_expr_object_size): New.
22826 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22828 2007-01-08 Jan Hubicka <jh@suse.cz>
22830 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22831 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22834 2007-01-08 Richard Guenther <rguenther@suse.de>
22836 PR tree-optimization/23603
22837 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22838 (extract_range_from_binary): Fall back to truthvalue instead of
22839 varying for TRUTH_*_EXPR.
22840 (extract_range_from_comparison): Fall back to truthvalue instead of
22842 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22843 if all visited PHI values were constant.
22845 2007-01-08 Jan Hubicka <jh@suse.cz>
22847 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22848 (cgraph_analyze_function): break out from ...
22849 (cgraph_finalize_compilation_unit): ... here.
22850 (cgraph_expand_function): Remove forgoten commented out line.
22851 (cgraph_optimize): Analyze functions.
22853 2007-01-08 Jan Hubicka <jh@suse.cz>
22855 * tree-pas.h (TODO_remove_function): New flag.
22856 (TODO_update*): Renumber.
22857 (pass_ipa_increase_alignment,
22858 pass_ipa_function_and_variable_visibility): New passes.
22859 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22860 (cgraph_function_and_variable_visibility): Move to ipa.c
22861 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22862 cgraph_increase_alignment.
22863 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22864 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22865 calling tree-inline.
22866 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22867 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22868 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22869 (gate_increase_alignment): New function.
22870 (pass_ipa_increase_alignment): New pass.
22871 * ipa.c: Inline tree-pass.h and timevar.h
22872 (function_and_variable_visibility): Move here from cgraphunit.c
22873 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22874 * passes.c (init_optimization_passes): Add the two new passes.
22875 (execute_todo): Handle cgraph_remove_functions.
22877 2007-01-08 Nick Clifton <nickc@redhat.com>
22879 * config/frv/predicates.md (reg_or_0_operand): Accept
22882 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22884 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22885 * config.gcc: Add bfin*-rtems*.
22887 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22889 * c.opt: Add -flax-vector-conversions.
22890 * c-typeck.c (convert_for_assignment): Pass flag to
22891 vector_types_convertible_p to allow emission of note.
22892 (digest_init): Likewise.
22893 * c-opts.c: Handle -flax-vector-conversions.
22894 * c-common.c (flag_lax_vector_conversions): New.
22895 (vector_types_convertible_p): Unless -flax-vector conversions
22896 has been passed, disallow conversions between vectors with
22897 differing numbers of subparts and/or element types. If such
22898 a conversion is disallowed, possibly emit a note on the first
22899 occasion only to inform the user of -flax-vector-conversions.
22900 The new last argument specifies this.
22901 * c-common.h (flag_lax_vector_conversions): New.
22902 (vector_types_convertible_p): Add extra argument.
22903 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22904 char_type_node for V*QI type vectors.
22905 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22906 Update to satisfy new typechecking rules.
22907 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22908 C and C++ variants.
22909 * doc/invoke.texi (C Dialect Options): Document
22910 -flax-vector-conversions.
22912 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22914 PR tree-optimization/29877
22915 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22916 a register variable on the RHS to not be replaceable.
22918 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22919 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22920 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22921 const_simm15, const_pow2, const_npow2): Added.
22922 * config/score/misc.md (insv, extv, extzv, movmemsi,
22923 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22924 * config/score/score.c (score_address_cost, score_select_cc_mode):
22926 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22927 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22928 Update score_print_operand.
22929 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22930 Adjust register allocate order and update some macro define.
22931 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22932 mdx_block_move_straight, mdx_block_move_loop_head,
22933 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22934 mdx_block_move_loop, mdx_block_move): Added.
22935 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22936 mdp_limm): Updated and fix some bug and typo.
22937 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22938 (movsf, movdf, doloop_end): Added.
22940 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22942 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22943 config/arm/thumb2.md: Fix comment typos.
22944 * doc/extend.texi: Fix a typo.
22946 2007-01-07 Eric Christopher <echristo@apple.com>
22948 * configure.ac: Check for __stack_chk_fail for darwin.
22949 * configure: Regenerate.
22951 2007-01-07 Richard Guenther <rguenther@suse.de>
22953 * tree-vrp.c (extract_range_from_assert): CSE calls to
22954 compare_values where possible.
22955 (extract_range_from_unary_expr): Likewise.
22957 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22959 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22960 * config/avr/avr.c (call_insn_operand): Delete function.
22961 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22962 instead of register number. Use predicates.
22963 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22964 call_insn_operand): Add.
22966 2007-01-06 Jan Hubicka <jh@suse.cz>
22968 * tree-pass.h (pass_build_cgraph_edges): Declare.
22969 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22970 (visited_nodes): Remove.
22971 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22972 build_cgrpah_edges; make visited_nodes local.
22973 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22974 (record_references_in_initializer): Move to cgraphbuild.c
22975 (initialize_inline_failed, rebuild_cgraph_edges,
22976 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22977 (verify_cgraph_node): Make visited_nodes local.
22978 (cgraph_analyze_function): Do not call cgraph_create_edges and
22979 initialize_inline_failed.
22980 (cgraph_expand_function): Do not call cgraph_lower_function;
22981 assert that function is already lowered.
22982 * Makefile.in (cgraphbuild.o): New.
22983 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22984 at the end of lowering passes.
22986 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22988 * ifcvt.c (cond_move_convert_if_block): New function, code
22989 factored out from...
22990 (cond_move_process_if_block): ...here. Call the new function
22991 on the THEN and ELSE blocks.
22992 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22993 already takes care of this.
22995 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22998 * tree.h (TREE_OVERFLOW_P): New.
22999 * c-typeck.c (parser_build_unary_op): Warn only if result
23000 overflowed and operands did not.
23001 (parser_build_binary_op): Likewise.
23002 (convert_for_assignment): Remove redundant overflow_warning.
23003 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23005 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23007 * c-typeck.c (store_init_value): Split over two lines to follow
23008 the GNU coding style.
23010 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23012 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23013 __GXX_EXPERIMENTAL_CXX0X__.
23014 * doc/cpp.texi: Same.
23016 2007-01-05 Richard Guenther <rguenther@suse.de>
23018 PR middle-end/27826
23019 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23020 with mismatched types. Instead explicitly build a
23021 conversion NOP_EXPR.
23023 2007-01-05 Ian Lance Taylor <iant@google.com>
23025 * c-common.c (decl_with_nonnull_addr_p): New function.
23026 (c_common_truthvalue_conversion): Call it.
23027 * c-typeck.c (build_binary_op): Likewise.
23028 * c-common.h (decl_with_nonnull_addr_p): Declare.
23030 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23033 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23036 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23038 * doc/install.texi (Final install): Document the fact that
23039 the GNAT runtime should not be stripped.
23041 2007-01-04 Jan Hubicka <jh@suse.cz>
23043 * tree-inline.c (fold_marked_statements): Update operand caches
23044 and EH after folding
23046 2007-01-04 Ian Lance Taylor <iant@google.com>
23048 * c-common.c (check_function_nonnull): Whitespace fix.
23050 2007-01-04 Jan Hubicka <jh@suse.cz>
23052 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23053 comitted older version of patch.
23054 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23055 function, celanup cfg and collect garbage.
23057 2007-01-04 Mike Stump <mrs@apple.com>
23059 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23062 2007-01-04 Eric Christopher <echristo@apple.com>
23064 * libgcc2.c (__bswapsi2): Use SItype.
23065 (__bswapdi2): Use DItype.
23066 * libgcc2.h: Update for above.
23068 2007-01-04 Paul Brook <paul@codesourcery.com>
23070 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23071 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23072 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23073 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23074 umulsi3_highpart): Make conditional on !arm_arch6.
23075 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23076 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23077 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23078 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23079 umulsi3_highpart_v6): New insns.
23081 2007-01-04 Roger Sayle <roger@eyesopen.com>
23083 * fold-const.c (fold_convert): When casting an expression to void,
23084 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23085 have a type. Instead of attempting to build a NOP_EXPR, return
23086 these "special" trees directly.
23088 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23090 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23091 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23092 rs6000_cost->fp not 0 as adjustment for outer NEG.
23094 2007-01-04 Jan Hubicka <jh@suse.cz>
23096 * cgraph.c (cgraph_release_function_body): New function.
23097 (cgraph_remove_node): Use it.
23098 * cgraph.h (cgraph_release_function_body): Declare.
23099 * cgraphunit.c (cgraph_expand_function): Use it.
23100 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23101 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23102 is initialized and while compilation of other function is running.
23103 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23104 statement CFG annotations from here to ...
23105 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23107 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23109 * cfgloop.h (enum li_flags): Make the constants powers of two.
23111 2007-01-04 Jan Hubicka <jh@suse.cz>
23113 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23115 (fold_marked_statements): New function.
23116 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23117 * tree-inline.h (copy_body_data): Add statements_to_fold.
23119 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23121 * config.gcc: Mention libgcc/config.host.
23122 * Makefile.in: Update comments mentioning libgcc.
23123 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23124 (all.cross, start.encap, rest.encap, rest.cross): Update
23125 dependencies for libgcc move.
23126 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23127 (clean-target, clean-target-libgcc): Delete.
23128 (srcdirify, GCC_EXTRA_PARTS): New macros.
23129 (libgcc-support, libgcc.mvars): New rules.
23130 (distclean): Remove mention of mklibgcc.
23131 (install): Don't reference INSTALL_LIBGCC.
23132 (install-common): Don't reference EXTRA_PARTS.
23133 (install-libgcc, install-multilib): Delete rules.
23134 * mklibgcc.in: Delete file.
23135 * doc/configfiles.texi: Don't mention mklibgcc.
23137 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23138 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23139 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23140 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23141 (mklibgcc, ldblspecs): Likewise.
23143 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23144 (posixpre.def): Use $(T).
23145 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23146 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23147 (SHLIB_LINK): Make dummy.
23148 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23150 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23152 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23153 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23154 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23155 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23157 * configure.ac (all_outputs): Remove mklibgcc.
23158 * configure: Regenerated.
23160 2007-01-03 Josh Conner <jconner@apple.com>
23162 PR middle-end/29683
23163 * calls.c (compute_argument_addresses): Set stack and stack_slot
23164 for partial args, too.
23165 (store_one_arg): Use locate.size.constant for the size when
23166 generating a save_area.
23168 2007-01-03 Robert Kennedy <jimbob@google.com>
23170 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23171 whose definitions are deleted due to basic block merging.
23173 2007-01-03 Paul Brook <paul@codesourcery.com>
23176 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23178 (use_return_insn): Return 0 for Thumb interrupt functions.
23179 (print_multi_reg): Add rfe argument for IRQ returns.
23180 (arm_output_epilogue): Pop interrupt return address directly into PC.
23181 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23183 2007-01-03 Paul Brook <paul@codesourcery.com>
23185 Merge from sourcerygxx-4_1.
23186 * config/arm/thumb2.md: New file.
23187 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23189 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23190 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23191 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23192 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23194 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23195 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23197 * config/arm/ieee754-sf.S: Ditto.
23198 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23199 (thumb1_base_register_rtx_p): ... to this.
23200 (thumb_index_register_rtx_p): Rename...
23201 (thumb1_index_register_rtx_p): ... to this.
23202 (thumb_output_function_prologue): Rename...
23203 (thumb1_output_function_prologue): ... to this.
23204 (thumb_legitimate_address_p): Rename...
23205 (thumb1_legitimate_address_p): ... to this.
23206 (thumb_rtx_costs): Rename...
23207 (thumb1_rtx_costs): ... to this.
23208 (thumb_compute_save_reg_mask): Rename...
23209 (thumb1_compute_save_reg_mask): ... to this.
23210 (thumb_final_prescan_insn): Rename...
23211 (thumb1_final_prescan_insn): ... to this.
23212 (thumb_expand_epilogue): Rename...
23213 (thumb1_expand_epilogue): ... to this.
23214 (arm_unwind_emit_stm): Rename...
23215 (arm_unwind_emit_sequence): ... to this.
23216 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23217 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23218 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23219 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23220 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23221 thumb2_output_casesi): New functions.
23222 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23223 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23224 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23225 THUMB2_WORK_REGS): Define.
23226 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23227 arm_condexec_mask, arm_condexec_masklen)): New variables.
23228 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23229 (arm_override_options): Check new CPU capabilities.
23230 Set new architecture flag variables.
23231 (arm_isr_value): Handle v7m interrupt functions.
23232 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23234 (const_ok_for_arm): Handle Thumb-2 constants.
23235 (arm_gen_constant): Ditto. Use movw when available.
23236 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23238 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23239 (thumb_find_work_register, arm_load_pic_register,
23240 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23241 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23242 print_multi_reg, output_mov_long_double_fpa_from_arm,
23243 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23244 output_mov_double_fpa_from_arm, output_move_double,
23245 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23246 output_return_instruction, arm_output_function_prologue,
23247 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23248 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23249 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23250 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23251 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23252 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23254 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23255 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23256 (arm_file_start): Output directive for unified syntax.
23257 (arm_unwind_emit_set): Handle stack alignment instruction.
23258 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23259 Add v6t2, v7, v7a, v7r and v7m.
23260 (RETLDM): Add Thumb-2 code.
23261 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23262 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23263 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23264 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23265 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23266 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23267 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23268 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23269 ADJUST_INSN_LENGTH): Define.
23270 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23271 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23272 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23273 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23274 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23275 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23276 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23277 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23278 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23279 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23280 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23281 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23282 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23283 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23284 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23285 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23286 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23288 * config/arm/arm-tune.md: Regenerate.
23289 * config/arm/arm-protos.h: Update prototypes.
23290 * config/arm/vfp.md: Enable patterns for Thumb-2.
23291 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23292 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23293 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23294 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23295 * config/arm/libunwind.S: Add Thumb-2 code.
23296 * config/arm/constraints.md: Update include Thumb-2.
23297 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23298 * config/arm/ieee754-df.S: Ditto.
23299 * config/arm/bpabi.S: Ditto.
23300 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23301 * config/arm/predicates.md (low_register_operand,
23302 low_reg_or_int_operand, thumb_16bit_operator): New.
23303 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23304 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23305 * config/arm/t-arm-elf: Add armv7 multilib.
23306 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23308 (UNSPEC_STACK_ALIGN, ce_count): New.
23309 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23310 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23312 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23313 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23314 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23315 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23316 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23317 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23319 * doc/extend.texi: Document ARMv7-M interrupt functions.
23320 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23322 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23324 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23325 (struct _Unwind_Context): Rename args_size to flags, remove
23326 signal_frame field, add a new args_size field and version field.
23327 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23328 _Unwind_IsExtendedContext): New inline functions.
23329 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23330 Assume by_value array is only present if _Unwind_IsExtendedContext.
23331 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23332 _Unwind_IsSignalFrame.
23333 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23334 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23335 (uw_init_context_1): Initialize context->flags to
23336 EXTENDED_CONTEXT_BIT.
23337 * config/rs6000/linux-unwind.h (frob_update_context): Use
23338 _Unwind_SetSignalFrame.
23340 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23342 PR middle-end/30353
23343 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23344 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23347 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23349 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23350 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23351 RET, AT_SP): Remove.
23352 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23355 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23356 * cfgbuild.c (find_basic_blocks): Likewise.
23357 * cfgrtl.c (rtl_create_basic_block): Likewise.
23358 * function.c (temp_slots_at_level): Likewise.
23359 * reg-stack.c (stack_regs_mentioned): Likewise.
23360 * regclass.c (allocate_reg_info): Likewise.
23361 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23362 set_bb_for_stmt, move_block_to_fn): Likewise.
23363 * tree-complex.c (tree_lower_complex): Likewise.
23364 * vec.h (VEC_safe_grow_cleared): New.
23366 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23368 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23370 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23371 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23373 * cfgloopmanip.c (scale_loop_frequencies): Export.
23374 (loopify): Scale the frequencies by prescribed coefficients.
23375 (set_zero_probability): New function.
23376 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23377 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23378 and frequencies according to arguments.
23379 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23381 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23382 * modulo-sched.c (sms_schedule): Set probabilities for entering
23383 versioned loop correctly.
23384 * tree-vect-transform.c (vect_transform_loop): Ditto.
23385 * cfgloop.h (loopify, loop_version): Declaration changed.
23386 (scale_loop_frequencies): Declared.
23388 2007-01-02 Jan Hubicka <jh@suse.cz>
23390 * cgraph.c: Include tree-flow.h
23391 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23392 early_local_passes.
23393 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23394 * tree-pass.h (pass_all_early_optimizations): Declare.
23395 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23396 early_local_passes.
23397 (cgraph_analyze_function): Do early_local_passes.
23398 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23399 Do not add referenced vars.
23400 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23402 (gate_all_early_local_passes): New gate.
23403 (pass_early_local_passes): Use new gate.
23404 (execute_early_local_optimizations): New functions.
23405 (gate_all_early_optimizations): New gate.
23406 (pass_all_early_optimizations): New pass.
23407 (execute_free_datastructures): Free SSA only when initialized.
23408 (gate_init_datastructures): Init only when optimizing.
23409 (tree_lowering_passes): Do early local passes when called late.
23410 * tree-profile.c (do_tree_profiling): Don't profile functions added
23412 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23413 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23415 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23416 during early_local_passes.
23417 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23420 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23422 * Makefile.in: Update copyright year.
23424 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23426 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23427 in $(lang_checks) and check-consistency targets.
23429 2007-01-02 Jan Hubicka <jh@suse.cz>
23431 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23432 Do not add referenced vars.
23433 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23435 * passes.c (init_optimization_passes): Put mudflap_2 after
23436 free_datastructures.
23438 2007-01-02 Jan Hubicka <jh@suse.cz>
23440 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23441 Set NOTHROW flag on call statements proved to be nothrow.
23442 Update statement of local calls so new pure/const functions are
23443 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23445 (tree_rest_of_compilation): Register hooks and initialize bitmap
23446 early. Do not set after_inlining flag.
23448 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23450 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23451 HOST_BITS_PER_LONGLONG
23453 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23456 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23457 warning for non-static initializers.
23459 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23461 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23462 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23463 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23464 Always use set_unique_reg_note to add REG_EQUAL notes.
23466 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23469 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23471 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23472 * cfgbuild.c (find_basic_blocks): Likewise.
23473 * cfgrtl.c (rtl_create_basic_block): Likewise.
23474 * function.c (temp_slots_at_level): Likewise.
23475 * reg-stack.c (stack_regs_mentioned): Likewise.
23476 * regclass.c (allocate_reg_info): Likewise.
23477 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23478 set_bb_for_stmt, move_block_to_fn): Likewise.
23479 * tree-complex.c (tree_lower_complex): Likewise.
23480 * vec.h (VEC_safe_grow_cleared): New.
23482 2007-01-02 Ian Lance Taylor <iant@google.com>
23484 * c-common.c (c_common_truthvalue_conversion): When warning about
23485 using an assignment as a truth value, set TREE_NO_WARNING.
23487 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23490 * c.opt (Wold-style-declaration): New.
23491 * doc/invoke.texi (C-only Warning Options): New.
23492 (Wold-style-declaration): Document it.
23493 (Wextra): Enabled by -Wextra.
23494 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23495 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23496 -Wold-style-declaration.
23498 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23500 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23501 * cfgbuild.c (find_basic_blocks): Likewise.
23502 * cfgrtl.c (rtl_create_basic_block): Likewise.
23503 * function.c (temp_slots_at_level): Likewise.
23504 * reg-stack.c (stack_regs_mentioned): Likewise.
23505 * regclass.c (allocate_reg_info): Likewise.
23506 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23507 set_bb_for_stmt, move_block_to_fn): Likewise.
23508 * tree-complex.c (tree_lower_complex): Likewise.
23509 * vec.h (VEC_safe_grow_cleared): New.
23511 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23513 * c-common.c (c_common_nodes_and_builtins): Since variants of
23514 void_type_node get built before it is given a name, we need to
23515 give those variants the name, too.
23516 (complete_array_type): We need to work with the canonical main
23517 type of the array, from which we will build the qualified version.
23518 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23519 * print-tree.c (print_node): Display canonical type information
23521 * stor-layout.c (layout_type): When we don't know the
23522 alignment of a type for which we're building an array, we end up
23523 guessing wrong, so make the type require structural equality.
23524 * tree.c (make_node_stat): When we build a new type, it is its
23525 own canonical type.
23526 (build_type_attribute_qual_variant): When building an attribute
23527 variant, its canonical type is the non-attribute variant. However,
23528 if the attributes are target-dependent and they differ, we need to
23529 use structural equality checks for this type.
23530 (build_qualified_type): A qualified type is not equivalent to its
23531 unqualified variant; set the canonical type appropriately.
23532 (build_distinct_type_copy): When building a distinct type from
23533 another type, the new type is its own canonical type.
23534 (build_variant_type_copy): When building a new type variant, we
23535 assume that it is equivalent to the original type.
23536 (build_pointer_type_for_mode): When building a pointer type, also
23537 build a canonical type pointer.
23538 (build_reference_type_for_mode): When building a reference type,
23539 also build a canonical type reference.
23540 (build_index_type): When we can't hash an index type (e.g.,
23541 because its maximum value is negative), the index type requires
23542 structural equality tests.
23543 (build_array_type): Build the canonical form of an array type.
23544 (build_function_type): Function types require structural equality,
23545 because they contain default arguments, attributes, etc.
23546 (build_method_type_directly): Ditto for method types.
23547 (build_offset_type): Build the canonical offset type.
23548 (build_complex_type): Build the canonical vector type.
23549 (make_vector_type): Build the canonical vector type.
23550 * tree.h (TYPE_CANONICAL): New.
23551 (TYPE_STRUCTURAL_EQUALITY_P): New.
23552 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23553 (struct tree_type): Added "canonical" field.
23554 * params.h (VERIFY_CANONICAL_TYPES): New.
23555 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23556 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23557 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23558 * doc/invoke.texi (verify-canonical-types): Document --param
23559 parameter for verifying canonical types.
23561 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23563 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23564 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23565 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23566 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23568 * config/rs6000/e500.h: New.
23569 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23570 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23572 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23573 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23574 TARGET_E500_DOUBLE): Remove.
23575 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23576 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23577 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23578 * config/rs6000/rs6000.c (rs6000_override_options): Use
23579 CHECK_E500_OPTIONS.
23581 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23583 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23584 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23585 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23586 rs6000_emit_cmove): Don't check TARGET_E500.
23587 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23588 sordered): Don't check TARGET_E500.
23590 2007-01-01 Eric Christopher <echristo@apple.com>
23592 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23593 HARD_REGISTER_NUM_P.
23595 2007-01-01 Roger Sayle <roger@eyesopen.com>
23597 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23598 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23599 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23602 2007-01-01 Mike Stump <mrs@apple.com>
23604 * configure.ac: Remove support for building with Apple's gcc-3.1.
23606 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23608 PR middle-end/30311
23609 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23610 REG is a hard register. Do not modify REG before calling
23612 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23613 multiple of the size of YMODE for certain lowpart cases.
23615 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23617 PR middle-end/30253
23618 * gimplify (voidify_wrapper_expr): Update for
23619 GIMPLE_MODIFY_STMT.
23621 2007-01-01 Andreas Schwab <schwab@suse.de>
23624 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23625 save of BR0 in extra_spill_size instead of spill_size.
23626 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23628 (ia64_expand_epilogue): Restore BR0 from its new location.
23630 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23632 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23633 Use a temporary variable if the left hand side is not a gimple
23636 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23638 * gimplify.c (gimplify_return_expr): Make the temporary variable
23639 for the return expression, a gimple register variable.
23641 2007-01-01 Jan Hubicka <jh@suse.cz>
23643 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23646 2007-01-01 Mike Stump <mrs@apple.com>
23648 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23650 * config/darwin.c (machopic_select_rtx_section): Use
23651 HAVE_GAS_LITERAL16.
23652 (darwin_mergeable_constant_section): Likewise.
23653 * configure: Regenerate.
23654 * config.in: Regenerate.
23656 2007-01-01 Jan Hubicka <jh@suse.cz>
23657 Andrew Pinski <pinskia@gmail.com>
23659 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23660 before starting IPA passes.