1 2007-08-21 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (fold_binary): Remove index +p PTR folding.
5 Fix types of POINTER_PLUS_EXPR generated by folding of
8 2007-08-20 Chao-ying Fu <fu@mips.com>
10 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
11 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
12 RID_ONEWAY, so that it can be checked in declspecs_add_type.
13 (c_common_fixed_point_type_for_size): Declare.
14 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
15 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
16 (c_token_starts_declspecs): Likewise.
17 (c_parser_declspecs): Likewise.
18 (c_parser_attributes): Likewise.
19 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
20 (c_declspecs): Add saturating_p.
21 * c-decl.c (build_null_declspecs): Initialize saturating_p.
22 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
24 Avoid using void, bool, char, int, float, double, _Decimal32,
25 _Decimal64, _Decimal128, and complex with _Sat.
26 Handle RID_FRACT and RID_ACCUM.
27 Make sure _Sat is used with _Fract or _Accum.
28 (finish_declspecs): Handle cts_fract and cts_accum.
29 * c-common.c (fixed-value.h): New include.
30 (constant_expression_warning): Handle FIXED_CST.
31 (overflow_warning): Likewise.
32 (warnings_for_convert_and_check): Likewise.
33 (c_common_fixed_point_type_for_size): New.
34 (c_common_type_for_mode): Handle fixed-point modes to
35 return various saturating/non-saturating, signed/unsigned types.
36 (c_common_signed_or_unsigned_type): Support fixed-point types.
37 (shorten_compare): Check fixed-point zero.
38 Handle FIXED_POINT_TYPE.
39 (c_common_truthvalue_conversion): Handle FIXED_CST.
40 Handle FIXED_POINT_TYPE.
41 (c_common_nodes_and_builtins): Record builtin types for fixed-point
43 (handle_mode_attribute): Handle fixed-point modes. Need to check
44 if the signness of base type and fixed-point modes are consistent.
45 (handle_vector_size_attribute): Handle fixed-point modes.
46 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
47 (warn_for_div_by_zero): Check fixed-point zero.
48 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
49 a common fixed-point type based on fbit, ibit, sign, and saturation.
50 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
51 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
52 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
53 (convert_for_assignment): Support FIXED_POINT_TYPE.
54 (digest_init): Handle FIXED_POINT_TYPE.
55 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
56 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
57 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
58 GE_EXPR, LT_EXPR, GT_EXPR.
59 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
60 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
61 * target.h (gcc_target): Add fixed_point_supported_p.
62 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
63 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
64 (default_fixed_point_supported_p): Define.
65 * targhooks.h (default_fixed_point_supported_p): Declare.
66 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
67 * doc/install.texi (Configuration): Add --enable-fixed-point.
68 * configure.ac (--enable-fixed-point): New to enable fixed-point
69 arithmetic extension to C. For mips targets, we enable it by default.
70 * configure, config.in: Regenerate.
72 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
74 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
76 2007-08-20 David Edelsohn <edelsohn@gnu.org>
78 * dwarf2out.c (text_section_used): Move declaration outside ifdef
79 DWARF2_DEBUGGING_INFO.
80 (cold_text_section_used): Same.
81 (cold_text_section): Same.
83 2007-08-20 Richard Guenther <rguenther@suse.de>
85 * c-typeck.c (convert_for_assignment): Use the type of
86 the member for the initialization.
88 2007-08-20 Richard Guenther <rguenther@suse.de>
90 * c-objc-common.c (c_disregard_inline_limits): Remove.
91 * c-objc-common.h (c_disregard_inline_limits): Likewise.
92 * cgraphunit.c (cgraph_process_new_functions): Call
93 disregard_inline_limits_p.
94 (cgraph_preserve_function_body_p): Likewise.
95 * ipa-inline.c (compute_inline_parameters): Likewise.
96 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
98 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
99 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
100 disregard_inline_limits langhook.
101 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
103 * langhooks.h (lang_hooks_for_tree_inlining): Remove
104 disregard_inline_limits langhook.
105 * tree-inline.c (disregard_inline_limits_p): New function.
106 * tree-inline.h (disregard_inline_limits_p): Declare.
108 2007-08-20 Richard Guenther <rguenther@suse.de>
110 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
111 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
112 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
113 auto_var_in_fn_p langhook.
114 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
116 * tree.c (auto_var_in_fn_p): ... here.
117 (find_var_from_fn): Call auto_var_in_fn_p directly.
118 * langhooks.h (lang_hooks_for_tree_inlining): Remove
119 auto_var_in_fn_p langhook.
120 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
121 (copy_body_r): Likewise.
122 (self_inlining_addr_expr): Likewise.
123 * tree.h (auto_var_in_fn_p): Declare.
125 2007-08-20 Richard Guenther <rguenther@suse.de>
127 * tree.c (WALK_SUBTREE): Call walk_tree_1.
128 (walk_type_fields): Take lh parameter.
129 (walk_tree): Rename to ...
130 (walk_tree_1): ... this. Do not call the walk_subtrees
131 langhook but the now passed callback. Pass lh on recursion.
132 (walk_tree_without_duplicates): Rename to ...
133 (walk_tree_without_duplicates_1): ... this. Take lh parameter
134 and call walk_tree_1.
135 * tree.h (walk_tree_lh): New typedef.
136 (walk_tree_1): Declare.
137 (walk_tree_without_duplicates_1): Likewise.
138 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
139 (walk_tree_without_duplicates): New define to
140 walk_tree_without_duplicates_1 with NULL lh parameter.
141 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
142 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
144 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
145 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
146 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
149 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
152 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
153 code in front of the compacting of basic blocks.
154 Move the folding of statements inbetween the cgraph checking
155 and compacting of basic blocks.
157 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
158 Serge Belyshev <belyshev@depni.sinp.msu.ru>
161 * config/alpha/alpha.c (va_list_skip_additions): Check for
162 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
163 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
164 PLUS_EXPR when checking ap.__base.
165 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
166 when doing addition on pointer types. Use size_int instead of
168 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
169 ptr_type in the second operand.
171 2007-08-19 Andrew Pinski <pinskia@gmail.com>
174 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
176 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
179 * cfgexpand.c (expand_one_register_var): Mark pointer
180 DECL_ARTIFICIAL as REG_POINTER also.
181 * stmt.c (expand_decl): Likewise.
183 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
190 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
191 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
192 on_worklist argument and avoid adding things to worklist multiple
194 (add_to_worklist): Ditto.
195 (mark_aliases_call_clobbered): Mark entire structure clobbered if
196 single SFT is clobbered.
197 (set_initial_properties): Ditto.
198 (compute_call_clobbered): Update for changes to function
200 (create_overlap_variables_for): Always create SFT for offset 0.
201 (create_structure_vars): Handle PHI's, since we are in SSA form at
203 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
204 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
206 (add_vars_for_offset): Figure out aliases from access + points-to.
207 (add_virtual_operand): Use add_vars-for_offset.
208 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
209 (add_call_clobber_ops): Remove makes_clobbering_call set.
210 (get_expr_operands): Always pass through the INDIRECT_REF
212 * tree-ssa-structalias.c (struct constraint_graph): Remove
214 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
215 address_taken, pt_used, number_incoming.
216 (FIRST_ADDR_NODE): Removed.
217 (merge_graph_nodes): Remove broken code for the moment.
218 (init_graph): New function.
219 (build_pred_graph): Remove code to init_graph.
220 Add location equivalence support.
221 (struct scc_info): Rename roots to deleted.
223 (init_scc_info): Ditto
224 (init_topo_info): Use graph->size.
225 (compute_topo_order): Ditto.
226 (do_da_constraint): Removed.
227 (do_sd_constraint): Remove calls to find().
228 set_union_with_increment should always get 0 as last arg here.
229 (do_complex_constraint): Replace do_da_constraint with assert.
231 (struct equiv_class_label): New.
232 (pointer_equiv_class_table): Ditto.
233 (location_equiv_class_table): Ditto.
234 (equiv_class_label_hash): Ditto.
235 (equiv_class_label_eq): Ditto
236 (equiv_class_lookup): Ditto.
237 (equiv_class_ladd): Ditto.
238 (pointer_equiv_class): Ditto.
239 (location_equiv_class): Ditto.
240 (condense_visit): Rename and rewrite from label_visit to do only
241 SCC related stuff for HU.
242 (label_visit): Do HU work for HU.
243 (perform_var_substitution): Update to do HU and location
245 (free_var_substitution_info): Update to free HU and location
246 equivalence structures. */
247 (find_equivalent_node): Update for pointer but not location
249 (unite_pointer_equivalences): New function.
250 (move_complex_constraints): Rewrite to only do moving.
251 (rewrite_constraints): Split out of move_complex_constraints.
252 (solve_graph): Use graph->size.
253 (process_constraint_1): Add from_call argument, use it.
254 Split *a = &b into two constraints.
255 (process_constraint): Use new process_constraint_1.
256 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
257 (get_constraint_for): Handle non-pointer integers properly.
258 Remove code that used to handle structures.
259 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
260 with unknown addends.
261 (handle_rhs_call): New function.
262 (find_func_aliases): Use handle_rhs_call.
263 (set_uids_in_ptset): Add an assert.
264 (set_used_smts): Fix bug in not considering unified vars.
265 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
266 (compute_points_to_sets): Update for other function changes.
267 (delete_points_to_sets): Ditto.
268 (ipa_pta_execute): Ditto.
269 (pass_ipa_pta): We need to update SSA after ipa_pta.
271 2007-08-19 Jan Hubicka <jh@suse.cz>
273 * i386.md: Replace "rim" and "mri" constraints by "g".
275 2007-08-19 Joseph Myers <joseph@codesourcery.com>
277 * dwarf2out.c (text_section_used, cold_text_section_used,
278 cold_text_section, dwarf2out_note_section_used): New.
279 (dwarf2out_init): Initialize cold_text_section.
280 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
281 dwarf2out_note_section_used.
282 (size_of_aranges): Only count entry for text section if it was
283 used. Count entry for cold text section if it was used.
284 (output_aranges): Only output entries for text section and cold
285 text section if they were used.
287 2007-08-19 Andrew Pinski <pinskia@gmail.com>
289 * tree-pretty-print.c (debug_generic_expr): Add a comment about
291 (debug_generic_stmt): Likewise.
292 (debug_tree_chain): Likewise.
294 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
296 * tree-data-refs.c (split_constant_offset): Expose.
297 * tree-data-refs.h (split_constant_offset): Add declaration.
299 * tree-vectorizer.h (dr_alignment_support): Renamed
300 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
301 Added a new value dr_explicit_realign.
302 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
303 dr_offset, dr_step, and dr_aligned_to, along with new access
304 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
305 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
306 STMT_VINFO_DR_ALIGNED_TO.
308 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
310 In case of outer-loop vectorization with non-fixed misalignment - use
311 the dr_explicit_realign scheme instead of the optimized realignment
313 (new_stmt_vec_info): Initialize new fields.
315 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
316 'nested_in_vect_loop' case. Change verbosity level.
317 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
318 Don't fail on zero step in the outer-loop for loads.
319 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
320 offset and init relative to the outer-loop.
322 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
323 BSI function argument with a new function argument - at_loop.
324 Simplify the condition that determines STEP. Takes additional argument
325 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
326 case), including zero step in the outer-loop. Call
327 vect_create_addr_base_for_vector_ref with additional argument.
328 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
329 Updated function documentation. Handle the 'nested_in_vect_loop' case.
330 Fixed and simplified calculation of step.
331 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
332 of bsi, and with additional argument. Call bump_vector_ptr with
333 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
334 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
335 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
336 when the realignment setup needs to take place inside the loop. Support
337 the dr_explicit_realign scheme. Allow generating the optimized
338 realignment scheme for outer-loop vectorization. Added documentation.
339 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
340 'nested_in_vect_loop' case, including loads that are invariant in the
341 outer-loop and the realignment schemes. Handle the case when the
342 realignment setup needs to take place inside the loop. Call
343 vect_setup_realignment with additional arguments. Call
344 vect_create_data_ref_ptr with additional argument and with loop instead
345 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
346 (vect_gen_niters_for_prolog_loop): Call
347 vect_create_addr_base_for_vector_ref with additional arguments.
348 (vect_create_cond_for_align_checks): Likewise.
349 (bump_vector_ptr): Updated to support the new dr_explicit_realign
350 scheme: takes additional argument bump; argument ptr_incr is now
351 optional; updated documentation.
352 (vect_init_vector): Takes additional argument (bsi). Use it, if
353 available, to insert the vector initialization.
354 (get_initial_def_for_induction): Pass additional argument in call to
356 (vect_get_vec_def_for_operand): Likewise.
357 (vect_setup_realignment): Likewise.
358 (vectorizable_load): Likewise.
360 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
362 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
363 as argument instead of struct loop.
364 (nested_in_vect_loop_p): New function.
365 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
367 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
368 from other phis in the loop.
369 (destroy_loop_vec_info): Add additional argument to declaration.
371 * tree-vectorizer.c (supportable_widening_operation): Also check if
372 nested_in_vect_loop_p (don't allow changing the order in this case).
373 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
374 of struct loop. Call nested_in_vect_loop_p and don't require
375 flag_unsafe_math_optimizations if it returns true.
376 (new_stmt_vec_info): When setting def_type for phis differentiate
377 loop-header phis from other phis.
378 (bb_in_loop_p): New function.
379 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
380 update their loop_vinfo. Order of BB traversal now matters - call
381 dfs_enumerate_from with bb_in_loop_p.
382 (destroy_loop_vec_info): Takes additional argument to control whether
383 stmt_vinfo of the loop stmts should be destroyed as well.
384 (vect_is_simple_reduction): Allow the "non-reduction" use of a
385 reduction stmt to be defines by a non loop-header phi.
386 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
388 * tree-vect-transform.c (vectorizable_reduction): Call
389 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
390 (vectorizable_call): Likewise.
391 (vectorizable_conversion): Likewise.
392 (vectorizable_operation): Likewise.
393 (vectorizable_type_promotion): Likewise.
394 (vectorizable_type_demotion): Likewise.
395 (vectorizable_store): Likewise.
396 (vectorizable_live_operation): Likewise.
397 (vectorizable_reduction): Likewise. Also pass loop_info to
398 vect_is_simple_reduction instead of loop.
399 (vect_init_vector): Call nested_in_vect_loop_p.
400 (get_initial_def_for_reduction): Likewise.
401 (vect_create_epilog_for_reduction): Likewise.
402 (vect_init_vector): Check which loop to work with, in case there's an
404 (get_initial_def_for_inducion): Extend to handle outer-loop
405 vectorization. Fix indentation.
406 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
407 In the case vect_induction_def get the vector def from the induction
408 phi node, instead of calling get_initial_def_for_inducion.
409 (get_initial_def_for_reduction): Extend to handle outer-loop
411 (vect_create_epilog_for_reduction): Extend to handle outer-loop
413 (vect_transform_loop): Change assert to just skip this case. Add a
415 (vect_finish_stmt_generation): Add a couple asserts.
417 (vect_estimate_min_profitable_iters): Multiply
418 cost of inner-loop stmts (in outer-loop vectorization) by estimated
420 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
421 this is an inner-loop reduction in outer-loop vectorization.
423 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
424 Same code as what used to be vect_analyze_scalar_cycles, only with
425 additional argument loop, and loop_info passed to
426 vect_is_simple_reduction instead of loop.
427 (vect_analyze_scalar_cycles): Code factored out into
428 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
429 Updated documentation.
430 (analyze_operations): Check for inner-loop loop-closed exit-phis during
431 outer-loop vectorization that are live or not used in the outerloop,
432 cause this requires special handling.
433 (vect_enhance_data_refs_alignment): Don't consider versioning for
435 (vect_analyze_data_refs): Check that there are no datarefs in the
437 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
438 and vect_used_in_outer_by_reduction cases.
439 (process_use): Also consider the case of outer-loop stmt defining an
440 inner-loop stmt and vice versa.
441 (vect_analyze_loop_1): New function.
442 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
443 loops. Call vect_analyze_loop_1.
444 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
445 been vectorized. Call destroy_loop_vec_info with additional argument.
447 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
448 in the inner-loop when doing outer-loop vectorization. Add
449 documentation and printout.
450 (vect_recog_dot_prod_pattern): Likewise. Also add check for
451 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
453 2007-08-18 Andrew Pinski <pinskia@gmail.com>
455 * tree-affine.h (print_aff): New prototype.
456 (debug_aff): Likewise.
457 * tree-affine.c (print_aff): New function.
458 (debug_aff): Likewise.
460 2007-08-18 Paul Brook <paul@codesourcery.com>
461 Joseph Myers <joseph@codesourcery.com>
463 * common.opt (-fdebug-prefix-map=): New option.
464 * opts.c: Include debug.h.
465 (common_handle_option): Handle -fdebug-prefix-map.
466 * final.c: Include ggc.h.
467 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
468 remap_debug_filename): New.
469 * Makefile.in (final.o, opts.o): Update dependencies.
470 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
471 * configure.ac: Check for assembler --debug-prefix-map support.
472 * configure, config.in: Regenerate.
473 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
474 (ASM_DEBUG_SPEC): Include ASM_MAP.
475 * doc/install.texi (--with-debug-prefix-map): Document.
476 * doc/invoke.texi (-fdebug-prefix-map): Document.
477 * dbxout.c (dbxout_init, dbxout_start_source_file,
478 dbxout_source_file): Call remap_debug_filename.
479 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
480 dwarf2out_start_source_file, dwarf2out_finish): Call
481 remap_debug_filename.
482 (file_table_relative_p): Do not check d->emitted_number.
483 * toplev.c (output_file_directive): Call remap_debug_filename.
484 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
485 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
487 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
489 * loop-invariant.c (find_invariants_to_move): Add missing macro
492 2007-08-17 Tom Tromey <tromey@redhat.com>
494 * tree.h (struct tree_label_decl): Removed old "java" fields.
496 2007-08-17 Richard Sandiford <richard@codesourcery.com>
497 Nigel Stephens <nigel@mips.com>
499 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
500 Treat -mno-data-in-code and -mcode-xonly as aliases for
501 -mcode-readable=no and -mcode-readable=pcrel respectively.
502 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
503 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
504 (MULTILIB_DIRNAMES): Update accordingly.
506 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
508 * Makefile.in (version.o): Depend on $(REVISION) only if
509 REVISION_s is defined.
511 2007-08-17 Sa Liu <saliu@de.ibm.com>
512 Ulrich Weigand <uweigand@de.ibm.com>
515 * tree.c (reconstruct_complex_type): For a pointer to a vector,
516 use build_qualified_type to retain qualifiers of the base type.
518 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
520 * config/score/score.md : Update pattern tablejump.
521 * config/score/score.c : Update score_initialize_trampoline
523 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
524 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
525 * doc/contrib.texi: Add my entry.
527 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
529 * Makefile.in (REVISION): New.
532 (version.o): Also depend on $(REVISION). Add
533 -DREVISION=$(REVISION_s).
535 * version.c (version_string): Add REVISION.
537 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
539 * tree-eh.c (lower_try_finally_onedest): Reset the locus
540 of GOTO that's relocated to a different block.
542 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
544 * c-common.c (const_strip_array_types): New.
545 * c-common.h (lang_missing_noreturn_ok_p): Delete.
546 (const_strip_array_types): New.
547 * c-objc-common.c (c_disregard_inline_limits,
548 c_warn_unused_global_decl): Constify.
549 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
550 c_vla_type_p, c_incomplete_type_error): Likewise.
551 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
552 * hooks.c (hook_bool_const_tree_false): New.
553 * hooks.h (hook_bool_const_tree_false): Likewise.
554 * langhooks-def.h (lhd_warn_unused_global_decl,
555 lhd_incomplete_type_error, lhd_expr_size,
556 lhd_tree_inlining_disregard_inline_limits,
557 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
558 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
559 * langhooks.c (lhd_warn_unused_global_decl,
560 lhd_incomplete_type_error,
561 lhd_tree_inlining_disregard_inline_limits,
562 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
563 lhd_expr_size): Likewise.
564 * langhooks.h (lang_hooks_for_tree_inlining,
565 lang_hooks_for_tree_dump, lang_hooks_for_types,
566 lang_hooks_for_decls, lang_hooks): Likewise.
567 * pointer-set.c (pointer_set_t, pointer_set_create,
568 pointer_set_contains, insert_aux, pointer_set_insert,
569 pointer_set_traverse, pointer_map_t, pointer_map_create,
570 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
572 * pointer-set.h (pointer_set_contains, pointer_set_insert,
573 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
574 pointer_map_traverse): Likewise.
575 * predict.c (assert_is_empty): Likewise.
576 * tree-affine.c (free_name_expansion): Likewise.
577 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
578 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
579 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
581 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
583 * tree-vectorizer.c (new_loop_vec_info): Initialize new
585 (destroy_loop_vec_info): Add call to VEC_free.
586 * tree-vectorizer.h (may_alias_ddrs): Define.
587 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
588 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
589 Change reporting to dump.
590 (vect_is_duplicate_ddr): New.
591 (vect_mark_for_runtime_alias_test): New.
592 (vect_analyze_data_ref_dependences) Add call to
593 vect_mark_for_runtime_alias_test.
594 (vect_enhance_data_refs_alignment): Define local variable
595 vect_versioning_for_alias_required, don't perform
596 peeling for alignment if versioning for alias is
598 (vect_enhance_data_refs_alignment): Use
599 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
600 PARAM_VECT_MAX_VERSION_CHECKS.
601 * tree-vect-transform.c
602 (vect_create_cond_for_alias_checks): New.
603 (vect_transform_loop): Add call to
604 vect_create_cond_for_alias_checks.
605 (vect_vfa_segment_size): New.
606 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
608 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
609 * gcc/doc/invoke.texi
610 (vect-max-version-for-alignment-checks): Document.
611 (vect-max-version-for-alias-checks): Document.
612 (vect-max-version-checks): Remove.
614 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
616 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
617 the same line as the instruction for all asm dialects.
619 (*rep_movsi_rex64): Ditto.
621 (*rep_movqi_rex64): Ditto.
622 (*rep_stosdi_rex64): Ditto.
623 (*rep_stossi): Ditto.
624 (*rep_stossi_rex64): Ditto.
625 (*rep_stosqi): Ditto.
626 (*rep_stosqi_rex64): Ditto.
627 (*cmpstrnqi_nz_1): Ditto.
628 (*cmpstrnqi_nz_rex_1): Ditto.
629 (*cmpstrnqi_1): Ditto.
630 (*cmpstrnqi_rex_1): Ditto.
631 (*strlenqi_1): Ditto.
632 (*strlenqi_rex_1): Ditto.
633 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
634 prefix on the same line as the instruction for all asm dialects.
635 (sync_double_compare_and_swap<mode>): Ditto.
636 (*sync_double_compare_and_swapdi_pic): Ditto.
637 (*sync_compare_and_swap_cc<mode>): Ditto.
638 (sync_double_compare_and_swap_cc<mode>): Ditto.
639 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
640 (sync_old_add<mode>): Ditto.
641 (sync_add<mode>): Ditto.
642 (sync_sub<mode>): Ditto.
643 (sync_ior<mode>): Ditto.
644 (sync_and<mode>): Ditto.
645 (sync_xor<mode>): Ditto.
647 2007-08-16 Richard Sandiford <richard@codesourcery.com>
650 * reload.c (find_reloads): Check that the memory returned by
651 find_reloads_toplev was not the result of forcing a constant
653 (find_reloads_toplev): Always use simplify_gen_subreg to get
654 the subreg of a constant. If the result is also a constant,
655 but not a legitimate one, force it into the constant pool
656 and reload its address.
658 2007-08-15 David Edelsohn <edelsohn@gnu.org>
660 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
663 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
665 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
666 directive for the current vector ABI.
668 2007-08-15 Steve Ellcey <sje@cup.hp.com>
671 * caller-save.c (reg_save_code): Set invalide status on restore code.
673 2007-08-15 Diego Novillo <dnovillo@google.com>
675 * tree-ssa-alias.c (compute_memory_partitions): Use
676 alias_bitmap_obstack to allocate bitmaps.
677 (reset_alias_info): Factor out of init_alias_info.
678 Mark all name tags not associated to an SSA name for renaming.
679 (init_alias_info): Call it.
680 (create_name_tags): Tidy. Add comments.
681 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
683 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
685 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
686 scheduler dependencies.
688 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
690 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
692 (*iorsi_1_zext): Likewise.
693 (*iorsi_1_zext_imm): Likewise.
694 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
695 with "rm"/"xm" constraint.
696 (sse2_vmsqrtv2df2): Likewise.
698 2007-08-15 Jakub Jelinek <jakub@redhat.com>
701 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
704 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
706 * tree-pass.h (PROP_pta): Removed.
707 (TODO_rebuild_alias): New.
708 (pass_may_alias): Removed.
709 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
710 aliasing if we changed something.
711 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
713 (pass_may_alias): Removed.
714 (create_structure_vars): Return TODO_rebuild_alias.
715 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
716 * tree-sra.c (tree_sra): Only rebuild aliasing if something
718 (tree_sra_early): We never affect aliasing right now.
719 * tree-flow.h (compute_may_aliases): New prototype.
720 * passes.c: Remove pass_may_alias from the passes.
721 (execute_function_todo): Support TODO_rebuild_alias.
723 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
725 * i386.c: (legitimize_address): Move dllimported variable check
726 infront of legitimizing pic address of CONST symbols.
728 2007-08-14 Steve Ellcey <sje@cup.hp.com>
730 PR tree-optimization/32941
731 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
732 (goto_queue_cmp): Remove.
733 (find_goto_replacement): Change search method.
734 (maybe_record_in_goto_queue): Add assert.
735 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
736 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
738 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
740 * alias.c (component_uses_parent_alias_set): Constify.
741 * alias.h (component_uses_parent_alias_set): Likewise.
742 * cfgrtl.c (print_rtl_with_bb): Likewise.
743 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
744 mpz_get_double_int): Likewise.
745 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
746 mpz_get_double_int): Likewise.
747 * expr.c (is_aligning_offset, undefined_operand_subword_p,
748 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
750 * expr.h (safe_from_p): Likewise.
751 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
753 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
754 zero_sized_type, goa_lhs_expr_p): Likewise.
755 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
756 * rtl.h (print_rtl_with_bb): Likewise.
757 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
758 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
759 * tree-flow-inline.h (bb_stmt_list): Constify.
760 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
762 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
763 const_first_stmt, const_last_stmt): New.
764 (block_may_fallthru, empty_block_p): Constify.
765 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
766 EXPR_ONLY_BODY): New.
767 (expr_first, expr_last, expr_only): Use macro for body.
768 (const_expr_first, const_expr_last, const_expr_only): New.
769 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
770 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
771 ctsi_prev, ctsi_stmt): New.
772 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
773 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
774 * tree-ssa-loop-niter.c (loop_only_exit_p,
775 derive_constant_upper_bound): Likewise.
776 * tree-ssa-phiopt.c (empty_block_p): Likewise.
777 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
778 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
779 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
780 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
781 * tree.c (get_type_static_bounds): Likewise.
782 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
783 (get_type_static_bounds): Constify.
785 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
788 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
789 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
790 (*<addsub><mode>3_cc_overflow): New.
791 (*add<mode>3_cconly_overflow): New.
792 (*sub<mode>3_cconly_overflow): New.
793 (*<addsub>si3_zext_cc_overflow): New.
794 * config/i386/predicates.md (fcmov_comparison_operator): Accept
795 CCCmode for LTU, GTU, LEU and GEU.
796 (ix86_comparison_operator): Likewise.
797 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
798 * config/i386/i386.c (put_condition_code): Support CCCmode.
799 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
800 or MINUS expressions.
802 2007-08-14 Andrew Pinski <pinskia@gmail.com>
805 * c-typeck.c (build_binary_op): Disallow vector float types with
806 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
808 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
810 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
811 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
812 (dep_def): New typedef.
813 (init_dep_1, sd_debug_dep): Declare functions.
814 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
815 (debug_dep_links): Remove.
816 (struct _deps_list): New field 'n_links'.
817 (DEPS_LIST_N_LINKS): New macro.
818 (FOR_EACH_DEP_LINK): Remove.
819 (create_deps_list, free_deps_list, delete_deps_list): Remove
821 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
822 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
823 (copy_deps_list_change_con, move_dep_link): Ditto.
824 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
825 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
827 (INSN_BACK_DEPS): Remove.
828 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
830 (INSN_DEP_COUNT): Remove.
831 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
832 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
833 Declare global variables.
834 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
835 (add_forw_dep, compute_forward_dependences): Remove declarations.
836 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
837 (add_back_forw_dep, delete_back_forw_dep): Ditto.
838 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
840 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
842 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
843 (sd_list_types_def): New typedef.
844 (sd_next_list): Declare function.
845 (struct _sd_iterator): New type.
846 (sd_iterator_def): New typedef.
847 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
849 (FOR_EACH_DEP): New cycle wrapper.
850 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
852 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
853 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
856 * sched-deps.c (init_dep_1): Make global.
857 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
859 (dump_dep): New static function.
860 (dump_dep_flags): New static variable.
861 (sd_debug_dep): New function.
862 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
864 (move_dep_link): Use remove_from_deps_list (), instead of
866 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
867 (dep_link_is_detached_p): New static function.
868 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
870 (dn_pool, dl_pool): New alloc_pools.
871 (dn_pool_diff, dl_pool_diff): New static variables.
872 (create_dep_node, delete_dep_node): New static function.
873 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
874 (deps_list_empty_p): Make it static. Use 'n_links' field.
875 (deps_pools_are_empty_p): New static function.
876 (alloc_deps_list, delete_deps_list): Remove.
877 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
878 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
879 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
880 (forward_dependency_cache): Remove.
881 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
882 'back' from the names. Change signature to use dep_t instead of
884 (add_back_dep): Ditto. Make global.
885 (check_dep_status): Rename to check_dep ().
886 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
888 (sd_finish_insn): Ditto.
889 (sd_find_dep_between_no_cache): New static function.
890 (sd_find_dep_between): New function.
891 (ask_dependency_caches, set_dependency_caches): New static functions.
892 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
893 (add_or_update_dep_1): Separate pieces of functionality into
894 ask_dependency_caches (), update_dependency_caches (),
895 change_spec_dep_to_hard (), update_dep ().
896 (get_back_and_forw_lists): New static function.
897 (sd_add_dep): Separate setting of dependency caches into
898 set_dependency_caches ().
899 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
901 (sd_delete_dep): Ditto.
902 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
903 (dump_lists): New static function.
904 (sd_debug_lists): New debug function.
905 (delete_all_dependences, fixup_sched_groups): Update to use
907 (sched_analyze_2): Create data-speculative dependency only if
908 data-speculation is enabled.
909 (sched_analyze_insn): If insn cannot be speculative, make all its
910 dependencies non-speculative.
911 (sched_analyze): Use sd_init_insn ().
912 (add_forw_dep, compute_forward_dependencies): Remove.
913 (delete_dep_nodes_in_back_deps): New static function.
914 (sched_free_deps): New function.
915 (init_dependency_caches): Init alloc_pools.
916 (extend_depedency_caches): Update after removing of
917 forward_dependency_cache.
918 (free_dependency_caches): Ditto. Free alloc_pools.
919 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
920 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
922 (add_back_forw_dep, delete_back_forw_dep): Ditto.
923 (add_dependence): Use init_dep ().
924 (get_dep_weak_1): New static function.
925 (get_dep_weak): Move logic to get_dep_weak_1 ().
926 (dump_ds): New static function moved from haifa-sched.c:
927 debug_spec_status ().
928 (debug_ds): New debug function.
929 (check_dep_status): Rename to check_dep (). Update to check whole
932 * haifa-sched.c (spec_info): Make global.
933 (added_recovery_block_p): Rename to
934 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
935 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
936 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
937 to use new interfaces.
938 (ok_for_early_queue_removal): Ditto.
939 (schedule_block): Initialize logical uids of insns emitted by the
941 (sched_init): Initialize new variable.
942 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
944 (extend_global): Initialize insn data.
945 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
946 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
948 (add_to_speculative_block): Update to use new interfaces.
949 (create_recovery_block): Set new variables.
950 (create_check_block_twin, fix_recovery_deps): Update to use new
952 (sched_insn_is_legitimate_for_speculation_p): New function.
953 (speculate_insn): Move checking logic to
954 sched_insn_is_legitimate_for_speculation_p ().
955 (sched_remove_insn): Finalize sched-deps information of instruction.
956 (clear_priorities, add_jump_dependencies): Update to use new
958 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
960 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
961 to use new interfaces.
962 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
963 (new_ready): Try to use control speculation only if it is available.
964 (add_branch_dependences): Update to use new interfaces.
965 (compute_block_backward_dependences): Rename to
966 compute_block_dependences (). Call
967 targetm.sched.dependencies_evaluation_hook ().
968 (free_block_dependencies): New static function.
969 (debug_dependencies): Update to use new interfaces.
970 (schedule_region): Remove separate computation of forward dependencies.
971 Move call of targetm.sched.dependencies_evaluation_hook () to
972 compute_block_dependences (). Free dependencies at the end of
973 scheduling the region.
975 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
977 (add_deps_for_risky_insns): Ditto.
978 (schedule_ebb): Remove separate computation of forward dependencies.
979 Free dependencies at the end of scheduling the ebb.
981 * ddg.c (create_ddg_dependence): Update to use new interfaces.
982 (build_intra_loop_deps): Ditto. Remove separate computation of forward
983 dependencies. Free sched-deps dependencies.
985 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
986 to use new interfaces.
987 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
989 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
991 (is_costly_group): Ditto.
993 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
995 * alias.c (rtx_equal_for_memref_p): Constify.
996 * basic-block.h (const_edge, const_basic_block): New.
997 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
998 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
999 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1000 probably_never_executed_bb_p, edge_probability_reliable_p,
1001 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1002 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1004 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1005 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1007 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1008 flow_nodes_print, dfs_enumerate_from): Likewise.
1009 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1010 control_flow_insn_p, count_basic_blocks): Likewise.
1011 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1012 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1013 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1014 average_num_loop_insns, loop_exit_edge_p,
1015 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1016 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1017 average_num_loop_insns, seq_cost): Likewise.
1018 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1019 * dominance.c (dominated_by_p): Likewise.
1020 * emit-rtl.c (validate_subreg): Likewise.
1021 * except.c (can_throw_internal, can_throw_external): Likewise.
1022 * except.h (can_throw_internal, can_throw_external): Likewise.
1023 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1024 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1025 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1026 simple_mem, store_ops_ok, load_kills_store, find_loads,
1027 store_killed_in_insn, store_killed_after, store_killed_before,
1028 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1030 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1031 noce_mem_write_may_trap_or_fault_p): Likewise.
1032 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1034 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1036 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1037 probably_cold_bb_p, probably_never_executed_bb_p,
1038 edge_probability_reliable_p, br_prob_note_reliable_p,
1039 can_predict_insn_p): Likewise.
1040 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1041 * resource.c (return_insn_p): Likewise.
1042 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1044 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1045 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1046 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1047 verify_gimple_modify_stmt): Likewise.
1048 * tree-chrec.c (is_not_constant_evolution,
1049 is_multivariate_chrec_rec, is_multivariate_chrec,
1050 chrec_contains_symbols, chrec_contains_undetermined,
1051 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1052 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1053 eq_evolutions_p, scev_direction): Likewise.
1054 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1055 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1056 chrec_contains_symbols_defined_in_loop,
1057 chrec_contains_undetermined, tree_contains_chrecs,
1058 evolution_function_is_affine_multivariate_p,
1059 evolution_function_is_univariate_p, chrec_zerop,
1060 evolution_function_is_constant_p, evolution_function_is_affine_p,
1061 evolution_function_is_affine_or_constant_p,
1062 tree_does_not_contain_chrecs, chrec_type): Likewise.
1063 * tree-data-ref.c (tree_fold_divides_p,
1064 object_address_invariant_in_loop_p, dr_may_alias_p,
1065 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1066 same_access_functions, constant_access_functions,
1067 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1069 * tree-flow.h (scev_direction): Likewise.
1070 * tree-gimple.c (is_gimple_stmt): Likewise.
1071 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1073 * tree-pretty-print.c (op_prio): Likewise.
1074 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1075 analyzable_condition, backedge_phi_arg_p): Likewise.
1076 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1077 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1078 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1081 2007-08-13 Dan Hipschman <dsh@google.com>
1084 * c-format.c (check_format_arg): Move check for zero-length
1085 format strings below the check for unterminated strings.
1087 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1090 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1093 2007-08-13 Nick Clifton <nickc@redhat.com>
1095 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1097 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1100 * c-format.c (gcc_gfc_length_specs): New array.
1101 (gcc_gfc_char_table): Add unsigned specifier, and references to
1102 the l length modifier.
1103 (format_types_orig): Use the new gcc_gfc_length_specs.
1105 2007-08-12 Sa Liu <saliu@de.ibm.com>
1107 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1108 and with REG_RETVAL note after split.
1110 2007-08-11 David Daney <ddaney@avtrex.com>
1112 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1113 as ATTRIBUTE_UNUSED.
1115 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1116 Segher Boessenkool <segher@kernel.crashing.org>
1118 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1119 HAVE_LOCAL_CPU_DETECT not defined.
1121 2007-08-11 Jan Hubicka <jh@suse.cz>
1123 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1124 (cgraph_process_new_functions): Honor previous value of
1125 disregard_inline_limits.
1126 * ipa-inline.c (compute_inline_parameters): Likewise.
1128 2007-08-11 Ian Lance Taylor <iant@google.com>
1130 * alias.h (alias_set_type): Define new type.
1131 (ALIAS_SET_MEMORY_BARRIER): Use it.
1132 * rtl.h: Include alias.h.
1133 (struct mem_attrs): Use alias_set_type.
1134 * tree.h: Include alias.h
1135 (struct tree_type): Use alias_set_type.
1136 (struct tree_struct_field_tag): Likewise.
1137 (struct tree_decl_common): Likewise.
1138 * alias.c (struct alias_set_entry): Use alias_set_type.
1139 (get_alias_set_entry, alias_set_subset_of): Likewise.
1140 (alias_sets_conflict_p): Likewise.
1141 (alias_sets_must_conflict_p): Likewise.
1142 (objects_must_conflict_p): Likewise.
1143 (get_alias_set, new_alias_set): Likewise.
1144 (record_alias_subset, record_component_aliases): Likewise.
1145 (varargs_set, frame_set): Change to alias_set_type.
1146 (get_varargs_alias_set): Use alias_set_type.
1147 (get_frame_alias_set): Likewise.
1148 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1149 * dse.c (struct store_info): Use alias_set_type.
1150 (struct read_info, struct clear_alias_mode_holder): Likewise.
1151 (clear_alias_set_lookup, canon_address): Likewise.
1152 (record_store, check_mem_read_rtx): Likewise.
1153 (dse_record_singleton_alias_set): Likewise.
1154 (dse_invalidate_singleton_alias_set): Likewise.
1155 * emit-rtl.c (get_mem_attrs): Likewise.
1156 (set_mem_attributes_minus_bitpos): Likewise.
1157 (set_mem_alias_set): Likewise.
1158 * expr.c (store_constructor_field, store_field): Likewise.
1159 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1160 * langhooks.c (lhd_get_alias_set): Likewise.
1161 * langhooks-def.h (lhd_get_alias_set): Likewise.
1162 * reload1.c (alter_reg): Likewise.
1163 * tree-flow.h (struct fieldoff): Likewise.
1164 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1165 (may_alias_p, get_smt_for, create_sft): Likewise.
1166 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1167 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1168 (merge_smts_into): Likewise.
1169 * varasm.c (const_alias_set): Likewise.
1170 * c-common.c (strict_aliasing_warning): Likewise.
1171 (c_common_get_alias_set): Likewise.
1172 * dse.h (dse_record_singleton_alias_set): Update declaration.
1173 (dse_invalidate_singleton_alias_set): Likewise.
1174 * emit-rtl.h (set_mem_alias_set): Likewise.
1175 * c-common.h (c_common_get_alias_set): Likewise.
1176 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1177 * print-tree.c (print_node): Likewise.
1178 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1180 (alpha_setup_incoming_varargs): Use alias_set_type.
1181 * config/i386/i386.c (setup_incoming_varargs_64): Use
1183 (setup_incoming_varargs_ms_64): Likewise.
1184 (ix86_GOT_alias_set): Likewise.
1185 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1186 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1187 (set): Change to alias_set_type.
1188 (get_TOC_alias_set): Use alias_set_type.
1189 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1191 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1192 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1194 (struct_value_alias_set): Likewise.
1195 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1197 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1199 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1200 * config/vxworks.h (TARGET_VXWORKS): Override.
1201 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1202 "mips" if TARGET_VXWORKS.
1204 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1206 * calls.c (avoid_likely_spilled_reg): New function.
1207 (expand_call): Use it.
1209 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1211 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1213 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1215 * config/mips/predicates.md (const_call_insn_operand): Invoke
1216 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1218 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1221 * config/rs6000/driver-rs6000.c: Include link.h.
1222 Use ElfW instead of wordsize-specif typedef.
1224 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1226 * system.h (CONST_CAST): New.
1227 * c-decl.c (c_make_fname_decl): Use it.
1228 * c-lex.c (cb_ident, lex_string): Likewise.
1229 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1230 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1231 give_switch, set_multilib_dir): Likewise.
1232 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1233 * passes.c (execute_one_pass): Likewise.
1234 * prefix.c (update_path): Likewise.
1235 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1236 * tree.c (build_string): Likewise.
1238 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1240 * tree-flow-inline.h (is_exec_stmt): Remove.
1241 (is_label_stmt): Remove.
1242 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1245 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1247 * lower-subreg.c (resolve_shift_zext): Don't adjust
1248 src_reg_num for wordmode operands.
1250 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1251 David Ung <davidu@mips.com>
1253 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1254 (TARGET_SCHED_REORDER2): Define.
1255 (mips_maybe_swap_ready): New.
1256 (mips_last_74k_agen_insn): New.
1257 (mips_74k_agen_init): New.
1258 (mips_74k_agen_reorder): New function to group loads and stores
1260 (mips_sched_init): New.
1261 (mips_sched_reorder): Don't do initialization here. Call
1262 mips_74k_agen_reorder.
1263 (mips_variable_issue): Call mips_74k_agen_init.
1265 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1267 * tree-flow-inline.h (get_filename): Remove.
1269 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1271 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1273 (mips_fetch_insns): Delete in favor of...
1274 (mips_load_store_insns): ...this new function.
1275 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1276 to say whether multiword moves _might_ be split.
1277 (mips_fetch_insns): Delete in favor of...
1278 (mips_load_store_insns): ...this new function.
1279 (mips_rtx_costs): Update the call to mips_address_insns.
1280 (mips_address_cost): Likewise.
1281 * config/mips/mips.md (length): Use mips_load_store_insns instead
1282 of mips_fetch_insns.
1283 * config/mips/constraints.md (R): Use mips_address_insns rather
1284 than mips_fetch_insns. Assume that the move never needs to be split.
1286 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1288 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1289 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1290 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1291 * config/mips/mips.h (mips16_hard_float): Delete.
1292 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1293 definitions, and replace with....
1294 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1295 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1296 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1297 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1298 (override_options): Replace MASK_SOFT_FLOAT references with
1299 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1300 and mips16_hard_float when TARGET_MIPS16.
1302 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1305 * c-typeck.c (build_binary_op): Check for non pointer types before
1306 calling int_fits_type_p.
1308 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1311 * fold-const.c (omit_one_operand): Return only the ommitted expression
1312 if the result is an empty statement.
1313 (pedantic_omit_one_operand): Likewise.
1315 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1317 * c-typeck.c (readonly_error): Improve error for assignment.
1319 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1321 (pp_c_expression): Ditto.
1323 2007-08-09 Simon Baldwin <simonb@google.com>
1325 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1326 break that was preventing simplify_associative_operation() for xor.
1328 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1329 Nigel Stephens <nigel@mips.com>
1331 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1332 Document change in interpretation of value from boolean to
1334 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1335 ffs and ctz using clz.
1336 (expand_unop): Call them.
1337 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1339 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1340 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1341 enable the new ffs expansion on this target.
1343 2007-08-09 Jan Hubicka <jh@suse.cz>
1345 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1346 (expand_ternary_op): Likewise.
1347 (expand_vec_shift_expr): Likewise.
1348 (expand_binop_directly): Likewise.
1349 (expand_binop): Likewise.
1350 (sign_expand_binop): Likewise.
1351 (expand_twoval_unop): Likewise.
1352 (expand_twoval_binop): Likewise.
1353 (expand_twoval_binop_libfunc): Likewise.
1354 (widen_clz): Likewise.
1355 (widen_bswap): Likewise.
1356 (expand_parity): Likewise.
1357 (expand_unop): Likewise.
1358 (expand_abs_nojump): Likewise.
1359 (expand_copysign): Likewise.
1360 (emit_no_conflict_block): Likewise.
1361 (emit_libcall_block): Likewise.
1362 (can_compare_p): Likewise.
1363 (prepare_cmp_insn): Likewise.
1364 (emit_cmp_and_jump_insn_1): Likewise.
1365 (prepare_float_lib_cmp): Likewise.
1366 (emit_conditional_add): Likewise.
1367 (gen_add2_insn): Likewise.
1368 (have_add2_insn): Likewise.
1369 (gen_sub2_insn): Likewise.
1370 (have_sub2_insn): Likewise.
1371 (can_extend_p): Likewise.
1372 (can_fix_p): Likewise.
1373 (can_float_p): Likewise.
1374 (expand_float): Likewise.
1375 (expand_fix): Likewise.
1376 (expand_sfix_optab): Likewise.
1377 (new_optab): Likewise.
1378 (new_convert_optab): Likewise.
1379 (init_libfuncs): Likewise.
1380 (init_interclass_conv_libfuncs): Likewise.
1381 (init_intraclass_conv_libfuncs): Likewise.
1382 (set_conv_libfunc): Likewise.
1383 (init_optabs): Likewise.
1384 (debug_optab_libfuncs): Likewise.
1385 (gen_cond_trap): Likewise.
1386 * optabs.h (optab_handler, convert_optab_hanlder): New.
1387 * genopinit.c: Update optabs generation table.
1388 * reload.c (find_reloads_address_1): Use optabs accestors.
1389 * builtins.c (expand_builtin_mathfn): Likewise.
1390 (expand_builtin_mathfn_2): Likewise.
1391 (expand_builtin_mathfn_3): Likewise.
1392 (expand_builtin_interclass_mathfn): Likewise.
1393 (expand_builtin_sincos): Likewise.
1394 (expand_builtin_cexpi): Likewise.
1395 (expand_builtin_powi): Likewise.
1396 (expand_builtin_strlen): Likewise.
1397 * dojump.c (do_jump): Likewise.
1398 * expr.c (convert_move): Likewise.
1399 (move_by_pieces): Likewise.
1400 (move_by_pieces_ninsns): Likewise.
1401 (can_store_by_pieces): Likewise.
1402 (store_by_pieces_1): Likewise.
1403 (emit_move_via_integer): Likewise.
1404 (emit_move_complex): Likewise.
1405 (emit_move_ccmode): Likewise.
1406 (emit_move_insn_1): Likewise.
1407 (emit_single_push_insn): Likewise.
1408 (store_constructor): Likewise.
1409 (expand_expr_real_1): Likewise.
1410 (do_store_flag): Likewise.
1411 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1412 (enumerate_modes): Likewise.
1413 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1414 (supportable_widening_operation): Likewise.
1415 (supportable_narrowing_operation): Likewise.
1416 * expmed.c (store_bit_field_1): Likewise.
1417 (extract_bit_field_1): Likewise.
1418 (expand_mult_highpart_optab): Likewise.
1419 (expand_smod_pow2): Likewise.
1420 (expand_divmod): Likewise.
1421 (emit_store_flag): Likewise.
1422 * tree-vect-patterns.c
1423 (vect_pattern_recog_1): Likewise.
1424 * tree-ssa-loop-prefetch.c
1425 (nontemporal_store_p): Likewise.
1426 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1427 (vect_create_epilog_for_reduction): Likewise.
1428 (vectorizable_reduction): Likewise.
1429 (vectorizable_operation): Likewise.
1430 (vect_strided_store_supported): Likewise.
1431 (vectorizable_store): Likewise.
1432 (vect_strided_load_supported): Likewise.
1433 (vectorizable_load): Likewise.
1434 * combine.c (simplify_comparison): Likewise.
1435 * tree-vect-generic.c
1436 (type_for_widest_vector_mode): Likewise.
1437 (expand_vector_operations_1): Likewise.
1438 * config/spu/spu.c (spu_expand_mov): Likewise.
1439 (spu_emit_vector_compare): Likewise.
1440 * config/rs6000/rs6000.c
1441 (rs6000_emit_vector_compare): Likewise.
1442 * stmt.c (add_case_node): Likewise.
1443 * reload1.c (gen_reload):
1445 2007-08-09 Michael Matz <matz@suse.de>
1447 * tree.h (fixed_zerop): Declare as taking a const_tree.
1448 * tree.c (fixed_zerop): Take a const_tree.
1450 2007-08-09 Ira Rosen <irar@il.ibm.com>
1452 * tree-vect-transform.c (vectorizable_store): Remove call to
1453 copy_virtual_operands() and call mark_symbols_for_renaming() for
1454 the created vector store.
1455 (vect_setup_realignment): Don't call copy_virtual_operands() and
1456 update_vuses_to_preheader().
1457 (vectorizable_load): Don't call copy_virtual_operands().
1458 (update_vuses_to_preheader): Remove.
1460 2007-08-08 Chao-ying Fu <fu@mips.com>
1462 * tree.def (FIXED_POINT_TYPE): New type.
1463 (FIXED_CST): New constant.
1464 (FIXED_CONVERT_EXPR): New expr.
1465 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1466 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1467 * tree.h (struct tree_base): Add saturating_flag.
1468 Remove one bit of spare for saturating_flag.
1469 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1470 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1471 FIXED_POINT_TYPE_P): Define.
1472 (TYPE_SATURATING): Define.
1473 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1474 (struct tree_fixed_cst): New.
1475 (TYPE_IBIT, TYPE_FBIT): Define.
1476 (tree_node): Add fixed_cst.
1477 (enum tree_index): Add new enumeration values of
1478 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1479 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1480 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1481 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1482 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1483 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1484 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1485 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1486 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1487 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1488 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1489 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1490 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1491 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1492 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1493 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1494 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1495 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1496 (sat_short_fract_type_node, sat_fract_type_node,
1497 sat_long_fract_type_node, sat_long_long_fract_type_node,
1498 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1499 sat_unsigned_long_fract_type_node,
1500 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1501 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1502 unsigned_short_fract_type_node, unsigned_fract_type_node,
1503 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1504 sat_short_accum_type_node, sat_accum_type_node,
1505 sat_long_accum_type_node, sat_long_long_accum_type_node,
1506 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1507 sat_unsigned_long_accum_type_node,
1508 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1509 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1510 unsigned_short_accum_type_node, unsigned_accum_type_node,
1511 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1512 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1513 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1514 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1515 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1516 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1517 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1518 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1519 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1520 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1521 sat_uda_type_node, sat_uta_type_node): New macro.
1522 (make_fract_type, make_accum_type): Declare.
1523 (make_signed_fract_type, make_unsigned_fract_type,
1524 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1525 make_signed_accum_type, make_unsigned_accum_type,
1526 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1527 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1528 make_or_reuse_sat_signed_fract_type,
1529 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1530 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1531 make_or_reuse_sat_unsigned_accum_type): New macro.
1532 (fixed_zerop): Declare.
1533 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1534 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1535 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1536 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1537 * treestruct.def: Add TS_FIXED_CST.
1538 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1540 (tree-dump.o): Likewise.
1541 (print-tree.o): Likewise.
1542 (tree-pretty-print.o): Likewise.
1543 (fold-const.o): Likewise.
1544 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1545 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1546 (is_gimple_min_invariant): Handle FIXED_CST.
1547 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1548 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1549 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1550 (layout_type): Handle FIXED_POINT_TYPE.
1551 (make_fract_type, make_accum_type): New functions.
1552 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1553 * tree-dump.c (fixed-value.h): New include.
1554 (dump_fixed): New function.
1555 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1556 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1557 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1558 * tree-pretty-print.c (fixed-value.h): New include.
1559 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1561 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1562 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1563 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1564 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1565 for non-saturating fixed-point types.
1566 (reassociate_bb): Likewise.
1567 * emit-rtl.c (fixed-value.h): New include.
1568 (fconst0, fconst1): New array.
1569 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1570 * tree-vect-generic.c expand_vector_operation): Support
1571 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1573 (type_for_widest_vector_mode): Add one parameter for the
1575 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1577 Pass the satp parameter to type_for_mode for fixed-point types.
1578 (expand_vector_operations_1): Pass the saturating flag to
1579 type_for_widest_vector_mode.
1580 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1581 and MODE_VECTOR_UACCUM.
1582 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1583 (vectorizable_condition): Likewise.
1584 * tree.c (fixed-value.h): New include.
1585 (tree_code_size): Support FIXED_CST.
1586 (build_fixed): New function.
1587 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1588 (fixed_zerop): New function.
1589 (tree_node_structure): Support FIXED_CST.
1590 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1591 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1592 (type_hash_eq): Handle FIXED_POINT_TYPE.
1593 (simple_cst_equal): Support FIXED_CST.
1594 (iterative_hash_expr): Handle FIXED_CST.
1595 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1596 (get_narrower): Likewise.
1597 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1598 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1599 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1600 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1602 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1603 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1604 (initializer_zerop): Support FIXED_CST.
1605 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1606 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1607 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1608 (is_base_type): Handle FIXED_POINT_TYPE.
1609 (add_type_attribute): Handle FIXED_POINT_TYPE.
1610 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1611 * print-tree.c (fixed-value.h): New include.
1612 (print_node_brief): Support FIXED_CST.
1613 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1614 * c-pretty-print.c (fixed-value.h): New include.
1615 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1616 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1617 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1618 Support fixed-point types for inner items in VECTOR_TYPE.
1619 (pp_c_direct_declarator): Likewise.
1620 (pp_c_declarator): Likewise.
1621 (pp_c_fixed_constant): New function.
1622 (pp_c_constant): Handle FIXED_CST.
1623 (pp_c_primary_expression): Likewise.
1624 (pp_c_expression): Likewise.
1625 * fold-const.c (fixed-value.h): New include.
1626 (negate_expr_p): Return true for FIXED_CST.
1627 (fold_negate_expr): Support FIXED_CST.
1628 (split_tree): Support FIXED_CST.
1629 (const_binop): Support FIXED_CST.
1630 (fold_convert_const_int_from_fixed): New function to convert from
1632 (fold_convert_const_real_from_fixed): New function to convert from
1634 (fold_convert_const_fixed_from_fixed): New function to convert from
1635 fixed to another fixed.
1636 (fold_convert_const_fixed_from_int): New function to convert from
1638 (fold_convert_const_fixed_from_real): New function to convert from
1640 (fold_convert_const): Support conversions from fixed to int, from
1641 fixed to real, from fixed to fixed, from int to fixed, and from real
1643 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1644 (operand_equal_p): Support FIXED_CST.
1645 (make_range): For fixed-point modes, we need to pass the
1646 saturating flag as the 2nd parameter.
1647 (tree_swap_operands_p): Handle FIXED_CST.
1648 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1650 (fold_unary): Support FIXED_CONVERT_EXPR.
1651 (fold_binary): Handle FIXED_CST.
1652 Make sure the type is not saturating, before associating operations.
1653 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1654 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1655 (fold_negate_const): Support FIXED_CST.
1656 (fold_relational_const): Support FIXED_CST.
1657 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1658 (gimplify_expr): Handle FIXED_CST.
1659 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1660 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1661 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1662 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1663 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1664 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1665 LONG_LONG_ACCUM_TYPE_SIZE.
1666 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1667 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1668 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1669 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1670 MODE_ACCUM, and MODE_UACCUM.
1671 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1672 fixed-point types to disable reduction.
1673 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1675 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1677 * config/rs6000/x-rs6000: New file.
1678 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1679 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1680 (EXTRA_SPEC_FUNCTIONS): Define.
1681 (HAVE_LOCAL_CPU_DETECT): Define.
1682 (CC1_CPU_SPEC): Define.
1683 * config/rs6000/driver-rs6000.c: New file.
1684 * config/rs6000/aix.h (CC1_SPEC): Define.
1685 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1686 * config.host: Add x-rs6000 to host_xmake_file if host and target
1687 are rs6000 or powerpc.
1689 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1691 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1693 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1694 Sandra Loosemore <sandra@codesourcery.com>
1695 Chao-ying Fu <fu@mips.com>
1696 Nigel Stephens <nigel@mips.com>
1697 David Ung <davidu@mips.com>
1699 * doc/invoke.texi (-mcode-readable): Document.
1700 * config/mips/mips.opt (mcode-readable): New option.
1701 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1702 * config/mips/mips.h (mips_code_readable_setting): New enum.
1703 (mips_code_readable): Declare.
1704 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1705 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1706 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1707 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1708 boiler-plate comments.
1709 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1710 * config/mips/mips.c (mips_code_readable): New variable.
1711 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1712 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1713 context and -mcode-readable setting to restrict the use of
1714 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1715 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1716 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1717 (mips_blocks_for_constant_p): Only return false for
1718 TARGET_MIPS16_PCREL_LOADS.
1719 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1720 for MIPS16. Handle SYMBOL_32_HIGH.
1721 (mips_const_insns): Allow HIGHs for MIPS16 too.
1722 (mips_unspec_address_offset): New function, split out from...
1723 (mips_unspec_address): ...here.
1724 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1725 16-bit symbolic constants. Assert approropiate conditions for
1726 using the "la" and "dla" macros.
1727 (mips_handle_option): Handle -mcode-readable=.
1728 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1729 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1730 (mips_strip_unspec_address): New function, split out from...
1731 (print_operand_reloc): ...here.
1732 (print_operand): Pass constants through mips_strip_unspec_address.
1733 (print_operand_address): Likewise.
1734 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1735 (mips_select_rtx_section): Remove MIPS16 handling.
1736 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1737 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1738 (mips16_lay_out_constants): Do nothing unless
1739 TARGET_MIPS16_PCREL_LOADS.
1740 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1741 * config/mips/mips.md: Split HIGHs for MIPS16.
1742 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1744 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1746 * config/mips/mips-protos.h (mips_emit_move): Declare.
1747 * config/mips/mips.c (mips_emit_move): New function.
1748 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1749 (mips_legitimize_const_move): Likewise.
1750 (mips_legitimize_move): Likewise.
1751 (mips_split_64bit_move): Likewise.
1752 (mips_restore_gp): Likewise.
1753 (mips_load_call_address): Likewise.
1754 (mips_emit_fcc_reload): Likewise.
1755 (mips_set_return_address): Likewise.
1756 (mips_block_move_straight): Likewise.
1757 (mips_block_move_loop): Likewise.
1758 (mips_setup_incoming_varargs): Likewise.
1759 (mips_save_reg): Likewise.
1760 (mips_expand_prologue): Likewise.
1761 (mips_restore_reg): Likewise.
1762 (mips_expand_epilogue): Likewise.
1763 (mips_output_mi_thunk): Likewise.
1764 (build_mips16_call_stub): Likewise.
1765 (mips_builtin_branch_and_move): Likewise.
1766 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1767 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1768 (fixuns_truncdfdi2): Likewise.
1769 (fixuns_truncsfsi2): Likewise.
1770 (fixuns_truncsfdi2): Likewise.
1771 (loadgp_absolute): Likewise.
1772 (builtin_setjmp_setup): Likewise.
1773 (builtin_longjmp): Likewise.
1774 (untyped_call): Likewise.
1776 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1778 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1779 an "rtx *" argument. Return a bool.
1780 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1781 values and return true if they can be split. Take the same kind of
1782 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1783 and store the lo_sum there if nonnull. Use the symbol type to
1784 determine whether a $gp or HIGH is needed.
1785 (mips_legitimize_address): Update call to mips_split_symbol and
1786 simplify accordingly.
1787 (mips_legitimize_const_move): Likewise.
1788 * config/mips/mips.md: In the combine define_split,
1789 check mips_split_symbol instead of splittable_symbolic_operand.
1790 Update use of mips_split_symbol in the generator code.
1791 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1793 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1795 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1796 (mips_symbol_insns_1): New function, split out from...
1797 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1798 and stores separately from load addresses.
1799 (mips_classify_address): Replace uses of mips_symbolic_address_p
1800 with uses of mips_symbol_insns.
1801 (mips_address_insns): Update calls to mips_symbol_insns.
1802 (mips_const_insns): Likewise.
1803 (mips_legitimize_address): Likewise.
1805 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1807 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1808 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1809 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1810 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1811 non-call contexts if TARGET_MIPS16.
1812 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1813 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1814 code for SYMBOL_ABSOLUTE.
1815 (mips_symbol_insns): Likewise.
1817 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1819 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1820 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1821 (mips_symbolic_constant_p): Likewise. Update the call to
1822 mips_classify_symbol.
1823 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1824 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1825 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1826 (print_operand_reloc): Add a context argument. Update the call to
1827 mips_symbolic_constant_p.
1828 (print_operand): Update the calls to print_operand_reloc.
1829 (print_operand_address): Use print_operand_reloc rather than
1831 (mips_rewrite_small_data_p): Add a context argument. Update the call
1832 to mips_symbolic_constant_p.
1833 (mips_small_data_pattern_1): Make DATA the containing mem.
1834 Update the call to mips_rewrite_small_data_p.
1835 (mips_rewrite_small_data_1): Likewise.
1836 (mips_use_anchors_for_symbol_p): Update the call to
1837 mips_symbolic_constant_p.
1838 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1839 (splittable_symbolic_operand): Likewise.
1840 (move_operand): Likewise.
1841 (absolute_symbolic_operand): Likewise.
1842 (got_disp_operand): Likewise.
1843 (got_page_ofst_operand): Likewise.
1845 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1847 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1848 (SYMBOL_ABSOLUTE): ...this.
1849 (SYMBOL_SMALL_DATA): Rename to...
1850 (SYMBOL_GP_RELATIVE): ...this.
1851 (SYMBOL_CONSTANT_POOL): Rename to...
1852 (SYMBOL_PC_RELATIVE): ...this.
1853 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1854 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1855 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1856 after above changes.
1857 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1858 (general_symbolic_operand): Rename to...
1859 (absolute_symbolic_operand): ...this.
1860 * config/mips/mips.md: Update after above changes.
1862 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1863 Revital Eres <eres@il.ibm.com>
1865 * ddg.c (print_ddg): Add dump information.
1866 * modulo-sched.c (print_node_sched_params): Add parameter and
1868 (calculate_maxii): Remove function.
1869 (undo_generate_reg_moves): Likewise.
1870 (undo_permute_partial_schedule): Likewise.
1871 (kernel_number_of_cycles): Likewise.
1872 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1873 (sms_schedule): Use it. Remove profitability checks.
1874 (sms_schedule_by_order): Fix order of nodes within the cycle.
1876 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1878 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1879 -profile option, add pie support.
1880 (ENDFILE_SPEC): New spec.
1881 * config/gnu.h (LIB_SPEC): Add -profile option.
1883 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1885 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1886 * config/gnu.h (LIB_SPEC): Likewise.
1888 2007-08-07 Yaz Saito <saito@google.com>
1889 Ian Lance Taylor <iant@google.com>
1891 * common.opt (finstrument-functions-exclude-function-list): New
1893 (finstrument-functions-exclude-file-list): New option.
1894 * opts.c (char_p): Define and DEF_VEC.
1895 (flag_instrument_functions_exclude_functions): New static
1897 (flag_instrument_functions_exclude_files): New static variable.
1898 (add_instrument_functions_exclude_list): New static function.
1899 (flag_instrument_functions_exclude_p): New function.
1900 (common_handle_option): Handle new options.
1901 * flags.h (flag_instrument_functions_exclude_p): Declare.
1902 * gimplify.c (gimplify_function_tree): Call
1903 flag_instrument_functions_exclude_p.
1904 * doc/invoke.texi (Option Summary): Mention new options.
1905 (Code Gen Options): Document new options.
1907 2007-08-07 Ian Lance Taylor <iant@google.com>
1909 PR rtl-optimization/32776
1910 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1911 (resolve_use): Likewise.
1912 (decompose_multiword_subregs): Remove "changed" local variable.
1914 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1916 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1917 * configure: Regenerate.
1918 * config.in: Regenerate.
1919 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1922 2007-08-07 Ian Lance Taylor <iant@google.com>
1924 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1925 note, just delete the insn.
1927 2007-08-07 Andreas Schwab <schwab@suse.de>
1930 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1933 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1935 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1936 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1937 (decompose_multiword_subregs): Use the functions above to decompose
1938 multiword shifts and zero-extends.
1940 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1942 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1943 "assemble" descriptions which were swapped.
1945 2007-08-06 Chao-ying Fu <fu@mips.com>
1947 * fixed-value.h: New file.
1948 * fixed-value.c: New file.
1949 * Makefile.in (OBJS-common): Add fixed-value.o.
1950 (fixed-value.o): New rule.
1951 (GTFILES): Add fixed-value.h.
1952 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1953 to compare a.low and b.low.
1954 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1956 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1957 Daniel Jacobowitz <dan@codesourcery.com>
1960 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1962 (x86_64-*-netbsd*): Likewise.
1963 (x86_64-*-linux*): Likewise.
1964 (x86_64-*-kfreebsd*-gnu): Likewise.
1965 (x86_64-*-knetbsd*-gnu): Likewise.
1966 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1968 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1970 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1971 Add -fno-asynchronous-unwind-tables.
1973 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1974 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1975 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1976 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1977 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1979 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1981 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1982 (TARGET_C_MODE_FOR_SUFFIX): New.
1984 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1986 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1988 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1990 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1992 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1994 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1995 before checking function returns in conditional expressions.
1997 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2000 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2002 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2005 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2006 for INTEGRAL_TYPE_P.
2008 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2010 * configure.ac: Remove --enable-checking=df from default settings.
2011 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2012 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2013 if the parameter is true.
2014 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2015 DF_VERIFY_SCHEDULED flag is true.
2016 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2017 (df_finish_pass): Adjust prototype.
2018 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2021 * see.c (pass_see): Add TODO_df_verify.
2022 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2023 * global.c (rest_of_handle_global_alloc): Schedule verification
2025 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2027 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2028 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2029 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2031 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2032 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2033 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2035 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2036 Revital Eres <eres@il.ibm.com>
2038 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2040 * ddg.c (create_ddg_dependence): Rename to...
2041 (create_ddg_dep_from_intra_loop_link): This. Do not check
2042 for interloop edges. Do not create anti dependence edge when
2043 a true dependence edge exists in the opposite direction and
2044 -fmodulo-sched-allow-regmoves is set.
2045 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2046 (add_cross_iteration_register_deps): Create anti dependence edge
2047 when -fno-modulo-sched-allow-regmoves is set.
2048 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2050 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2052 * config/arm/arm.md (movsi): Add braces.
2054 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2057 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2058 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2060 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2062 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2064 * cfgloopmanip.c (remove_path, create_preheaders,
2065 force_single_succ_latches, fix_loop_structure): Ditto.
2066 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2067 tree_duplicate_loop_to_header_edge): Ditto.
2068 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2069 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2071 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2072 cleanup_tree_cfg): Ditto.
2073 * tree-cfg.c (tree_merge_blocks): Ditto.
2074 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2075 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2076 loop_preheader_edge, single_exit): Ditto.
2077 (flow_loops_find): Do not clear loops->state.
2078 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2079 loops_state_clear): New functions.
2081 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2084 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2085 when adding to the base and convert ELT to sizetype instead of type.
2087 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2090 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2091 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2093 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2096 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2097 correct type the negate expression.
2099 2007-08-03 Jan Hubicka <jh@suse.cz>
2101 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2104 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2106 * config/rs6000/rs6000.c (struct processor_cost): Change
2107 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2108 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2110 (rios1_costs, rios2_cost): Correct cache line size.
2111 (rs6000_override_options): Set l2-cache-size parameter.
2113 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2114 Diego Novillo <dnovillo@google.com>
2117 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2118 if the range includes 0.
2120 2007-08-03 Ben Elliston <bje@au.ibm.com>
2122 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2123 mode to unspec expressions to silence a warning from the generator
2126 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2128 * config/ia64/constraints.md ("U"): Make constraint vector only.
2130 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2133 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2134 always_inline attribute on the function decl.
2136 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2139 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2140 if we are compiling with -fPIC.
2142 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2143 Nigel Stephens <nigel@mips.com>
2145 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2146 Define for MIPS32 and MIPS64.
2148 2007-08-02 Nick Clifton <nickc@redhat.com>
2150 * config/host-hpux.c: Change copyright header to refer to version
2151 3 of the GNU General Public License and to point readers at the
2152 COPYING3 file and the FSF's license web page.
2153 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2154 config/alpha/linux.h, config/alpha/alpha.opt,
2155 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2156 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2157 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2158 config/alpha/alpha.h, config/alpha/sync.md,
2159 config/alpha/openbsd.h, config/alpha/alpha.md,
2160 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2161 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2162 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2163 config/alpha/constraints.md, config/alpha/osf.h,
2164 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2165 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2166 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2167 config/frv/frv-asm.h, config/frv/frv-protos.h,
2168 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2169 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2170 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2171 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2172 config/s390/s390.opt, config/s390/s390-modes.def,
2173 config/s390/fixdfdi.h, config/s390/constraints.md,
2174 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2175 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2176 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2177 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2178 config/m32c/prologue.md, config/m32c/m32c.abi,
2179 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2180 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2181 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2182 config/m32c/jump.md, config/m32c/shift.md,
2183 config/m32c/m32c-protos.h, config/libgloss.h,
2184 config/spu/spu-protos.h, config/spu/predicates.md,
2185 config/spu/spu-builtins.h, config/spu/spu.c,
2186 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2187 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2188 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2189 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2190 config/sparc/hypersparc.md, config/sparc/predicates.md,
2191 config/sparc/linux.h, config/sparc/sp64-elf.h,
2192 config/sparc/supersparc.md, config/sparc/cypress.md,
2193 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2194 config/sparc/niagara.md, config/sparc/sparc.md,
2195 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2196 config/sparc/sparc.opt, config/sparc/sync.md,
2197 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2198 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2199 config/sparc/sparc.c, config/sparc/little-endian.opt,
2200 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2201 config/sparc/linux64.h, config/sparc/freebsd.h,
2202 config/sparc/sol2.h, config/sparc/rtemself.h,
2203 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2204 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2205 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2206 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2207 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2208 config/m32r/linux.h, config/m32r/constraints.md,
2209 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2210 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2211 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2212 config/i386/i386.md, config/i386/netware-crt0.c,
2213 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2214 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2215 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2216 config/i386/sol2.h, config/i386/constraints.md,
2217 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2218 config/i386/predicates.md, config/i386/geode.md,
2219 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2220 config/i386/freebsd64.h, config/i386/vxworksae.h,
2221 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2222 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2223 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2224 config/i386/netware.h, config/i386/i386-modes.def,
2225 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2226 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2227 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2228 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2229 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2230 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2231 config/i386/xm-mingw32.h, config/i386/linux64.h,
2232 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2233 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2234 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2235 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2236 config/i386/cygwin2.c, config/i386/i386-protos.h,
2237 config/i386/sync.md, config/i386/openbsd.h,
2238 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2239 config/i386/nto.h, config/i386/biarch64.h,
2240 config/i386/i386-coff.h, config/i386/freebsd.h,
2241 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2242 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2243 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2244 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2245 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2246 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2247 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2248 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2249 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2250 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2251 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2252 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2253 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2254 config/sh/superh64.h, config/sh/rtemself.h,
2255 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2256 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2257 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2258 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2259 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2260 config/avr/predicates.md, config/avr/constraints.md,
2261 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2262 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2263 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2264 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2265 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2266 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2267 config/c4x/predicates.md, config/c4x/c4x.h,
2268 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2269 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2270 config/xtensa/linux.h, config/xtensa/xtensa.h,
2271 config/xtensa/elf.h, config/xtensa/xtensa.md,
2272 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2273 config/xtensa/xtensa-protos.h, config/dbx.h,
2274 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2275 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2276 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2277 config/host-solaris.c, config/fr30/fr30.h,
2278 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2279 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2280 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2281 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2282 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2283 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2284 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2285 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2286 config/cris/predicates.md, config/cris/linux.h,
2287 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2288 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2289 config/cris/aout.opt, config/cris/cris-protos.h,
2290 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2291 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2292 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2293 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2294 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2295 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2296 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2297 config/chorus.h, config/mn10300/mn10300.c,
2298 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2299 config/mn10300/mn10300.h, config/mn10300/linux.h,
2300 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2301 config/mn10300/mn10300.md, config/ia64/predicates.md,
2302 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2303 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2304 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2305 config/ia64/freebsd.h, config/ia64/ia64.md,
2306 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2307 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2308 config/gofast.h, config/rtems.h, config/sol2-10.h,
2309 config/m68k/predicates.md, config/m68k/m68k.md,
2310 config/m68k/linux.h, config/m68k/m68k-modes.def,
2311 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2312 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2313 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2314 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2315 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2316 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2317 config/m68k/constraints.md, config/m68k/rtemself.h,
2318 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2319 config/m68k/uclinux.h, config/rs6000/power4.md,
2320 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2321 config/rs6000/linux.h, config/rs6000/eabi.h,
2322 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2323 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2324 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2325 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2326 config/rs6000/windiss.h, config/rs6000/603.md,
2327 config/rs6000/aix41.h, config/rs6000/cell.md,
2328 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2329 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2330 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2331 config/rs6000/default64.h, config/rs6000/7xx.md,
2332 config/rs6000/darwin.opt, config/rs6000/spe.md,
2333 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2334 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2335 config/rs6000/7450.md, config/rs6000/linux64.h,
2336 config/rs6000/constraints.md, config/rs6000/440.md,
2337 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2338 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2339 config/rs6000/rs6000.h, config/rs6000/power6.md,
2340 config/rs6000/predicates.md, config/rs6000/altivec.md,
2341 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2342 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2343 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2344 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2345 config/rs6000/linux64.opt, config/rs6000/sync.md,
2346 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2347 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2348 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2349 config/rs6000/eabispe.h, config/rs6000/e500.h,
2350 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2351 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2352 config/rs6000/aix.h, config/rs6000/vxworks.h,
2353 config/rs6000/40x.md, config/rs6000/aix51.h,
2354 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2355 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2356 config/arc/arc.h, config/mcore/mcore-elf.h,
2357 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2358 config/mcore/mcore.md, config/mcore/mcore.c,
2359 config/mcore/mcore.opt, config/mcore/mcore.h,
2360 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2361 config/score/predicates.md, config/score/score-version.h,
2362 config/score/score-protos.h, config/score/misc.md,
2363 config/score/elf.h, config/score/score.c, config/score/mac.md,
2364 config/score/score7.md, config/score/score.h,
2365 config/score/score-conv.h, config/score/score-mdaux.c,
2366 config/score/score.md, config/score/score.opt,
2367 config/score/score-modes.def, config/score/score-mdaux.h,
2368 config/score/mul-div.S, config/arm/uclinux-elf.h,
2369 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2370 config/arm/symbian.h, config/arm/linux-elf.h,
2371 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2372 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2373 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2374 config/arm/strongarm-pe.h, config/arm/arm.h,
2375 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2376 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2377 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2378 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2379 config/arm/arm-cores.def, config/arm/arm-protos.h,
2380 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2381 config/arm/wince-pe.h, config/arm/neon.md,
2382 config/arm/constraints.md, config/arm/neon.ml,
2383 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2384 config/arm/arm.opt, config/arm/arm926ejs.md,
2385 config/arm/predicates.md, config/arm/iwmmxt.md,
2386 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2387 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2388 config/arm/neon-testgen.ml, config/arm/arm.md,
2389 config/arm/xscale-coff.h, config/arm/pe.c,
2390 config/arm/arm-generic.md, config/arm/pe.h,
2391 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2392 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2393 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2394 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2395 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2396 config/pa/predicates.md, config/pa/pa64-hpux.h,
2397 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2398 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2399 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2400 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2401 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2402 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2403 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2404 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2405 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2406 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2407 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2408 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2409 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2410 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2411 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2412 config/mips/linux64.h, config/mips/elforion.h,
2413 config/mips/constraints.md, config/mips/generic.md,
2414 config/mips/predicates.md, config/mips/4300.md,
2415 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2416 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2417 config/mips/5k.md, config/mips/vr4120-div.S,
2418 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2419 config/mips/mips-protos.h, config/mips/6000.md,
2420 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2421 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2422 config/mips/mips-modes.def, config/mips/vr.h,
2423 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2424 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2425 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2426 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2427 config/vax/openbsd1.h, config/vax/netbsd.h,
2428 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2429 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2430 config/h8300/rtems.h, config/h8300/predicates.md,
2431 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2432 config/h8300/h8300.md, config/h8300/h8300.opt,
2433 config/h8300/coff.h, config/h8300/h8300-protos.h,
2434 config/v850/v850.md, config/v850/predicates.md,
2435 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2436 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2437 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2438 config/mmix/mmix.h, config/mmix/predicates.md,
2439 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2440 config/mmix/mmix.c, config/mmix/mmix.opt,
2441 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2442 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2443 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2444 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2447 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2449 * emit-rtl.c (reset_used_decls): Rename to...
2450 (set_used_decls): ...this. Set the used flag rather than clearing it.
2451 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2452 DECL_RTLs rather than resetting them.
2454 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2456 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2458 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2460 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2461 argument to find_reloads_address.
2463 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2465 PR tree-optimization/32919
2466 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2467 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2468 (coalesce_ssa_name): Call it.
2470 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2471 David Ung <davidu@mips.com>
2473 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2474 (__mips16_unorddf2, __mips16_floatunsidf): New.
2475 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2477 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2479 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2481 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2482 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2483 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2484 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2485 * omp-low.c (get_ws_args_for, determine_parallel_type,
2486 expand_omp_for_generic, expand_omp_for_static_nochunk,
2487 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2488 Work with more precise CFG.
2489 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2490 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2492 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2493 * gimple-low.c (lower_stmt): Ditto.
2494 * tree-inline.c (estimate_num_insns_1): Ditto.
2495 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2496 (OMP_SECTIONS_SWITCH): New.
2497 * tree-cfgcleanup.c (cleanup_omp_return): New.
2498 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2499 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2500 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2501 (tree_redirect_edge_and_branch): Handle omp constructs.
2503 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2504 with three arguments.
2506 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2508 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2511 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2513 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2514 the loop structures may need fixing.
2515 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2517 (cleanup_tree_cfg_loop): Removed.
2518 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2519 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2520 instead of running cleanup_tree_cfg_loop.
2521 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2522 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2523 (tree_predictive_commoning): Declaration changed.
2524 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2526 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2528 * doc/invoke.texi (l1-cache-size): Update documentation.
2529 (l2-cache-size): Document.
2530 * params.h (L2_CACHE_SIZE): New macro.
2531 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2532 that L1_CACHE_SIZE is in kB now.
2533 (L2_CACHE_SIZE_BYTES): New macro.
2534 (tree_ssa_prefetch_arrays): Show size in kB.
2535 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2536 and l2_cache_size fields.
2537 * config/i386/driver-i386.c (describe_cache): Detect cache size
2539 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2540 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2541 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2542 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2543 (override_options): Set l1-cache-size and l2-cache-size to default
2544 values if not specified otherwise.
2545 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2546 (PARAM_L2_CACHE_SIZE): New.
2548 2007-08-01 Nigel Stephens <nigel@mips.com>
2549 David Ung <davidu@mips.com>
2550 Thiemo Seufer <ths@mips.com>
2551 Chris Dearman <chris@mips.com>
2552 Richard Sandiford <richard@codesourcery.com>
2554 * config.gcc (mips*-sde-elf*): New stanza.
2555 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2556 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2557 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2558 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2559 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2560 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2562 * config/mips/sde.h: New file.
2563 * config/mips/t-libgcc-mips16: Likewise.
2564 * config/mips/t-sde: Likewise.
2565 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2566 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2567 _MIPS_FPSET and _MIPS_SZINT.
2568 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2569 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2570 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2571 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2572 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2573 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2574 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2575 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2576 _MIPS_SZPTR and _MIPS_FPSET.
2577 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2578 architecture is specified.
2579 (MIPS_32BIT_OPTION_SPEC): New macro.
2581 2007-07-31 Dan Hipschman <dsh@google.com>
2583 * gcc.c (end_going_arg): New function.
2584 (do_spec_2): Use it.
2585 (do_spec_1): Use it.
2587 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2589 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2590 only if ENABLE_CHECKING is defined.
2592 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2594 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2595 df_ru_add_problem, df_ru_get_bb_info): Removed.
2596 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2597 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2598 df_ru_free_bb_info, df_ru_alloc,
2599 df_ru_bb_local_compute_process_def,
2600 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2601 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2602 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2603 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2604 df_ru_add_problem): Removed.
2606 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2609 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2610 (casesi32p, casesi64p): Likewise.
2611 (casesi): Adjust for above.
2613 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2615 * mode-switching.c (create_pre_exit): Don't search past calls.
2617 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2619 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2621 2007-07-31 Revital Eres <eres@il.ibm.com>
2623 * ddg.c (add_deps_for_def): Rename to...
2624 (add_cross_iteration_register_deps): This. Change implementation
2625 to use only reaching def and def-use chains to construct the
2626 inter loop dependencies.
2627 (add_deps_for_use): Remove function.
2628 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2629 function to build the inter loop dependencies.
2630 * modulo-sched.c (sms_schedule): Build only
2631 reaching def and def-use chains for the propose of the ddg
2634 2007-07-31 Julian Brown <julian@codesourcery.com>
2636 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2637 New define_insns. Use correct RTL.
2638 (vec_set<mode>): Write as expander.
2640 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2642 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2643 to an unallocated space.
2645 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2648 (split_constant_offset): Enable split_constant_offset to extract
2649 constants from other statements.
2650 * tree-vect-transform.c
2651 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2652 to a temp var. Force base_offset to be simple.
2654 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2656 * df-scan.c (df_scan_verify): Remove artificial limit on
2657 the number of blocks for verification.
2658 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2659 df_simulate_defs): Avoid unnecessary insn checking for defs.
2661 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2663 * config/m68k/lb1sf68.asm (FUNC): New macro.
2665 (__udivsi3): Likewise.
2666 (__divsi3): Likewise.
2667 (__umodsi3): Likewise.
2668 (__modsi3): Likewise.
2669 (__subdf3): Likewise.
2670 (__adddf3): Likewise.
2671 (__muldf3): Likewise.
2672 (__divdf3): Likewise.
2673 (__negdf2): Likewise.
2674 (__cmpdf2): Likewise.
2675 (__subsf3): Likewise.
2676 (__addsf3): Likewise.
2677 (__mulsf3): Likewise.
2678 (__divsf3): Likewise.
2679 (__negsf2): Likewise.
2680 (__cmpsf2): Likewise.
2681 (__eqdf2): Likewise.
2682 (__nedf2): Likewise.
2683 (__gtdf2): Likewise.
2684 (__gedf2): Likewise.
2685 (__ltdf2): Likewise.
2686 (__ledf2): Likewise.
2687 (__eqsf2): Likewise.
2688 (__nesf2): Likewise.
2689 (__gtsf2): Likewise.
2690 (__gesf2): Likewise.
2691 (__ltsf2): Likewise.
2692 (__lesf2): Likewise.
2694 2007-07-30 Ollie Wild <aaw@google.com>
2696 * c-ppoutput.c (print_lines_directives_only): New function.
2697 (scan_translation_unit_directives_only): New function.
2698 (preprocess_file): Add call to scan_translation_unit_directives_only.
2699 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2700 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2701 -fdirectives-only. Add errors for -fdirectives-only conflict with
2702 -Wunused-macros and -traditional.
2703 (finish_options): Add builtin macro initialization for
2704 -fdirectives-only + -fpreprocessed.
2705 * c.opt (fdirectives-only): New.
2706 * doc/cppopts.texi (fdirectives-only): New.
2708 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2710 * alias.c (record_set, memory_modified_1): Constify.
2711 * bt-load.c (note_btr_set): Likewise.
2712 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2713 * combine.c (set_nonzero_bits_and_sign_copies,
2714 expand_field_assignment, record_dead_and_set_regs_1,
2715 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2716 likely_spilled_retval_1): Likewise.
2717 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2718 frv_io_handle_set): Likewise.
2719 * config/mips/mips.c (mips_sim_record_set,
2720 vr4130_true_reg_dependence_p_1): Likewise.
2721 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2722 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2723 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2724 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2725 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2726 * ddg.c (mark_mem_store): Likewise.
2727 * df-problems.c (df_urec_mark_reg_change): Likewise.
2728 * function.c (update_epilogue_consts): Likewise.
2729 * gcse.c (record_set_info, record_last_set_info,
2730 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2731 reg_clear_last_set): Likewise.
2732 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2734 * jump.c (reversed_comparison_code_parts): Likewise.
2735 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2736 reg_is_set): Likewise.
2737 * loop-iv.c (mark_altered): Likewise.
2738 * mode-switching.c (reg_becomes_live): Likewise.
2739 * optabs.c (no_conflict_move_test): Likewise.
2740 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2742 * postreload.c (reload_combine_note_store, move2add_note_store):
2744 * regmove.c (flags_set_1): Likewise.
2745 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2747 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2749 * resource.c (update_live_status): Likewise.
2750 * rtl.h (set_of, note_stores): Likewise.
2751 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2752 note_stores, parms_set): Likewise.
2753 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2754 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2756 * var-tracking.c (count_stores, add_stores): Likewise.
2758 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2760 * alias.c (mems_in_disjoint_alias_sets_p,
2761 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2762 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2763 write_dependence_p, mems_in_disjoint_alias_sets_p,
2764 read_dependence, true_dependence, canon_true_dependence,
2765 anti_dependence, output_dependence): Constify.
2766 * combine.c (extended_count): Likewise.
2767 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2768 * cselib.c (get_value_hash, references_value_p,
2769 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2770 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2771 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2772 * function.c (contains, prologue_epilogue_contains,
2773 sibcall_epilogue_contains): Likewise.
2774 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2775 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2776 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2777 reg_or_subregno): Likewise.
2778 * recog.c (asm_noperands): Likewise.
2779 * reload1.c (function_invariant_p): Likewise.
2780 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2781 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2782 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2783 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2784 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2785 extended_count, prologue_epilogue_contains,
2786 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2787 canon_true_dependence, read_dependence, anti_dependence,
2788 output_dependence): Likewise.
2789 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2791 2007-07-30 Julian Brown <julian@codesourcery.com>
2793 * config/arm/neon.md (V_ext): New mode attribute.
2794 (neon_vget_lane<mode>): Replace with define_expand.
2795 (neon_vget_lane<mode>_sext_internal)
2796 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2797 and quad precision vectors.
2798 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2799 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2800 have typeless 32-bit result.
2802 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2805 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2807 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2808 use sizetype for rest.
2809 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2810 (aff_combination_convert): Don't convert rest for pointer types.
2812 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2814 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2816 * tree-ssa-alias.c: Add alloc-pool.h.
2817 (init_alias_info): Free alias_bitmap_obstack.
2818 (delete_alias_info): Call delete_mem_ref_stats.
2819 (get_mem_sym_stats_for): Use alloc_pool.
2820 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2821 (delete_mem_sym_stats): Removed.
2823 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2825 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2826 functions cannot be represented as classical distance vectors.
2828 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2830 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2831 * builtins.c (validate_arg, builtin_mathfn_code,
2832 validate_arglist): Likewise.
2833 * calls.c (call_expr_flags): Likewise.
2834 * combine.c (reg_nonzero_bits_for_combine,
2835 reg_num_sign_bit_copies_for_combine, get_last_value,
2836 reg_truncated_to_mode): Likewise.
2837 * emit-rtl.c (subreg_lowpart_p): Likewise.
2838 * expr.c (highest_pow2_factor_for_target,
2839 categorize_ctor_elements_1, categorize_ctor_elements,
2840 count_type_elements, contains_packed_reference,
2841 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2842 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2843 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2844 native_encode_int, native_encode_real, native_encode_complex,
2845 native_encode_vector, native_encode_expr, native_interpret_int,
2846 native_interpret_real, native_interpret_complex,
2847 native_interpret_vector, native_interpret_expr): Likewise.
2848 * function.c (use_register_for_decl): Likewise.
2849 * gimplify.c (get_name): Likewise.
2850 * langhooks-def.h (lhd_return_null_const_tree): New.
2851 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2852 * langhooks.c (lhd_return_null_const_tree): New.
2853 * langhooks.h (lang_get_callee_fndecl): Constify.
2854 * output.h (constructor_static_from_elts_p): Likewise.
2855 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2856 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2857 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2858 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2859 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2860 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2861 * rtlhooks-def.h (reg_nonzero_bits_general,
2862 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2864 * rtlhooks.c (reg_num_sign_bit_copies_general,
2865 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2867 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2868 * stor-layout.c (mode_for_size_tree): Likewise.
2869 * tree-ssa-loop-im.c (memref_eq): Likewise.
2870 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2871 * tree.c (contains_placeholder_p, type_list_equal,
2872 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2874 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2875 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2876 contains_placeholder_p, contains_packed_reference,
2877 get_callee_fndecl, operand_equal_for_phi_arg_p,
2878 warn_if_unused_value, is_body_block, native_encode_expr,
2879 native_interpret_expr, fold_convertible_p, operand_equal_p,
2880 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2881 validate_arglist, simple_cst_equal, type_list_equal,
2882 use_register_for_decl, call_expr_flags, get_name,
2883 highest_pow2_factor): Likewise.
2884 (const_call_expr_arg_iterator_d,
2885 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2886 first_const_call_expr_arg, more_const_call_expr_args_p,
2887 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2888 * varasm.c (constructor_static_from_elts_p): Constify.
2890 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2892 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2893 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2894 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2895 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2896 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2897 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2898 spelling conventions.
2899 * doc/invoke.texi: Follow spelling conventions.
2901 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2902 Revital Eres <eres@il.ibm.com>
2904 * modulo-sched.c (sms_schedule): Avoid loops which includes
2905 auto-increment instructions.
2907 2007-07-28 Richard Guenther <rguenther@suse.de>
2910 * fold-const.c (fold_cond_expr_with_comparison): Convert
2911 operand zero of MIN/MAX_EXPR to correct type.
2913 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2915 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2916 flags_from_decl_or_type): Constify.
2917 * gcc.c (do_spec_1): Likewise.
2918 * print-tree.c (dump_addr, print_node_brief): Likewise.
2919 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2920 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2921 tree_purge_all_dead_eh_edges): Likewise.
2922 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2923 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2925 * tree.c (expr_location, expr_has_location, expr_locus,
2926 expr_filename, expr_lineno, get_inner_array_type,
2927 fields_compatible_p): Likewise.
2928 * tree.h (get_inner_array_type, fields_compatible_p,
2929 expr_location, expr_has_location, expr_locus, expr_filename,
2930 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2931 setjmp_call_p, alloca_call_p): Likewise.
2933 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2935 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2936 TV_FLOW_INSENSITIVE.
2938 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2940 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2941 (compute_flow_insensitive_aliasing): Ditto for
2942 TV_FLOW_INSENSITIVE.
2944 2007-07-27 Jan Hubicka <jh@suse.cz>
2946 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2949 * attribs.c: Include hashtab.h
2950 (attribute_hash): New.
2951 (substring): New structure.
2952 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2954 (init_attributes): Initialize attribute hash.
2955 (decl_attributes): Use attribute hash.
2956 * Makefile.in (attribs.c): Depend on hashtab.h.
2958 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2960 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2962 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2964 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2965 __mips_dspr2 and __mips_dsp_rev macros.
2966 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2968 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2970 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2972 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2976 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2977 and the updating of the live and do_not_gen sets.
2978 (df_note_bb_compute): Added updating of live and do_not_gen sets
2979 for regular defs so that the case of clobber inside conditional
2980 call is processed correctly.
2982 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2984 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2985 operands with compatible type.
2987 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2989 * expr.h (store_bit_field): Don't return a value.
2990 * expmed.c (check_predicate_volatile_ok): New function.
2991 (store_bit_field_1): New function, extracted from store_bit_field.
2992 Take a fallback_p argument and return true if the operation succeeded.
2993 Only use store_fixed_bit_field if fallback_p. Don't recompute
2994 mode_for_extraction; use op_mode instead. Try forcing memories
2995 into registers if the insv expander fails.
2996 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2997 Don't return a value.
2998 (convert_extracted_bit_field): New function, extracted from
3000 (extract_bit_field_1): Likewise. Take a fallback_p argument
3001 and return NULL if the operation succeeded. Only use
3002 extract_fixed_bit_field if fallback_p. Only calculate one
3003 extraction mode. Combine code for extv and extzv. Try forcing
3004 memories into registers if the ext(z)v expander fails.
3005 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3007 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3009 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3011 (df_ref): Likewise. Put regno with other integer fields.
3013 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3015 * df.h (df_mw_hardreg): Remove "loc" field.
3016 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3018 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3019 split out from df_set_unused_notes_for_mw. Return false for
3020 partial references. Assert that mw_reg is a REG when returning true.
3021 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3022 (df_whole_mw_reg_dead_p): New function, split out from
3023 df_set_dead_notes_for_mw. Return false for partial references.
3024 Assert that mw_reg is a REG when returning true.
3025 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3026 Remove redundant bitmap check.
3028 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3030 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3031 ($(T)crtend.o): Likwise.
3032 ($(T)crtbeginS.o): Likwise.
3033 ($(T)crtendS.o): Likwise.
3034 ($(T)crtfastmath.o): Likwise.
3036 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3038 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3039 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3040 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3041 and x_n_bbs_in_dom_tree fields.
3043 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3045 PR tree-optimization/32087
3046 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3047 Do not call scale_bbs_frequencies_int with prob of zero.
3049 2007-07-26 Julian Brown <julian@codesourcery.com>
3051 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3052 (neon_element_bits): Add prototypes.
3053 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3054 (neon_const_bounds, neon_element_bits): New functions.
3055 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3056 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3057 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3058 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3059 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3060 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3061 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3062 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3063 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3064 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3065 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3066 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3067 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3069 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3071 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3072 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3074 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3075 Julian Brown <julian@codesourcery.com>
3077 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3078 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3079 * config/arm/cortex-a8.md: New.
3080 * config/arm/cortex-a8-neon.md: New.
3081 * config/arm/neon-schedgen.ml: New.
3082 * config/arm/neon.md (vqh_mnem): New.
3084 (Is_float_mode): New.
3085 (Scalar_mul_8_16): New.
3087 (V_mode_nunits): New.
3088 (All instruction patterns): Annotate with neon_type attribute
3090 * config/arm/arm.md: Include cortex-a8.md.
3091 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3093 Annotate instruction patterns accordingly.
3094 (generic_sched): Do not use generic scheduling for Cortex-A8.
3095 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3097 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3099 * fold-const.c (fold_read_from_constant_string): Use
3101 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3103 2007-07-26 Nick Clifton <nickc@redhat.com>
3105 * tree-ssa-operands.h: Change copyright header to refer to version
3106 3 of the GNU General Public License and to point readers at the
3107 COPYING3 file and the FSF's license web page.
3108 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3109 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3110 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3111 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3112 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3113 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3114 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3115 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3116 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3117 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3118 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3119 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3120 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3121 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3122 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3123 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3124 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3125 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3126 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3127 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3128 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3129 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3130 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3131 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3132 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3133 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3134 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3135 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3136 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3137 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3138 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3139 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3140 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3141 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3142 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3143 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3144 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3145 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3146 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3147 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3148 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3149 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3150 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3151 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3152 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3153 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3154 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3155 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3156 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3157 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3158 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3159 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3160 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3161 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3162 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3163 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3164 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3165 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3166 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3167 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3168 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3169 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3170 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3171 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3172 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3173 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3174 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3175 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3176 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3177 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3178 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3179 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3180 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3181 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3182 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3183 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3184 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3185 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3186 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3187 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3188 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3189 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3190 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3191 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3192 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3193 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3194 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3195 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3196 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3197 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3198 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3199 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3200 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3201 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3202 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3203 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3204 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3205 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3206 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3207 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3208 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3209 convert.c, convert.h, langhooks-def.h, reload1.c,
3210 tree-ssa-operands.c: Likewise.
3212 2007-07-26 Jan Hubicka <jh@suse.cz>
3214 * tree-ssa-live.c: Include debug.h and flags.h.
3215 (mark_scope_block_unused): New function.
3216 (remove_unused_scope_block_p): New function.
3217 (remove_unused_locals): Remove unused blocks too.
3219 2007-07-25 Ian Lance Taylor <iant@google.com>
3221 * combine.c (combine_max_regno): Remove. Remove all uses.
3222 (struct reg_stat_struct): Rename from struct reg_stat.
3223 (reg_stat_type): Define, and declare VECs.
3224 (reg_stat): Change from pointer to VEC. Change all uses.
3225 (combine_split_insns): New static function.
3226 (try_combine, find_split_point): Call it instead of split_insns.
3228 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3230 * cfghooks.c (split_block): Fix the information about loop latch.
3232 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3234 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3236 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3238 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3239 Scan the new edge for loop exit info.
3241 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3243 * config/darwin.c: Include debug.h.
3245 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3248 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3250 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3252 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3253 (HARD_REGNO_MODE_OK): Ditto.
3254 (MODES_TIEABLE_P): Ditto.
3255 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3256 (CLASS_MAX_NREGS): Ditto.
3257 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3258 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3259 (divdf3_internal_thr): Removed.
3260 * config/ia64/div.md: New file.
3261 * config/ia64/constraints.md: Add H constraint.
3263 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3265 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3266 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3267 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3268 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3269 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3270 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3271 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3272 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3273 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3274 dump_sbitmap_file, debug_sbitmap, popcount_table,
3275 sbitmap_popcount): Constify.
3276 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3277 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3278 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3279 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3280 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3281 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3282 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3283 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3284 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3285 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3286 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3288 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3290 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3291 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3292 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3293 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3294 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3295 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3296 bitmap_intersect_p, bitmap_intersect_compl_p,
3297 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3298 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3300 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3301 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3302 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3303 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3304 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3305 debug_bitmap, debug_bitmap_file, bitmap_print,
3306 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3307 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3309 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3311 * config/darwin.c (darwin_override_options): Additional fix for
3312 debug info formats that don't support var tracking.
3314 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3316 * cselib.c (entry_and_rtx_equal_p): Constify.
3317 * gengtype.c (output_mangled_typename, write_types, write_local):
3319 * gengtype.h (const_type_p): New.
3320 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3322 * tlink.c (scan_linker_output): De-constify.
3323 * tree-ssa-loop-im.c (memref_eq): Constify.
3324 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3325 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3327 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3329 * c-common.c (fname_as_string, c_type_hash): Constify.
3330 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3331 * cgraph.c (edge_hash, edge_eq): Likewise.
3332 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3333 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3334 reg_attrs_htab_eq): Likewise.
3335 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3337 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3338 const_decl_t, const_state_t, const_automata_list_el_t): New.
3339 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3340 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3341 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3342 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3343 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3344 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3345 compare_max_occ_cycle_nums, out_state_arcs_num,
3346 compare_transition_els_num, units_cmp, state_reservs_cmp):
3348 * genmodes.c (cmp_modes): Likewise.
3349 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3350 * gimplify.c (compare_case_labels): Likewise.
3351 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3352 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3353 * matrix-reorg.c (mtt_info_hash): Likewise.
3354 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3355 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3356 (htab_hash_bucket, htab_hash_elem): Constify.
3357 * tree-browser.c (TB_parent_eq): Likewise.
3358 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3359 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3360 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3361 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3363 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3364 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3365 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3366 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3367 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3369 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3370 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3371 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3372 * tree-ssa-threadupdate.c (redirection_data_hash,
3373 redirection_data_eq): Likewise.
3374 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3375 * tree-ssa.c (var_ann_eq): Likewise.
3376 * tree-vrp.c (compare_case_labels): Likewise.
3377 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3378 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3379 tree_not_check_failed, tree_class_check_failed,
3380 tree_range_check_failed, tree_not_class_check_failed,
3381 omp_clause_check_failed, omp_clause_range_check_failed,
3382 tree_contains_struct_check_failed, tree_operand_check_failed):
3384 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3385 tree_not_check_failed, tree_class_check_failed,
3386 tree_range_check_failed, tree_not_class_check_failed,
3387 tree_operand_check_failed, omp_clause_operand_check_failed,
3388 tree_operand_length): Likewise.
3389 * var-tracking.c (const_variable): New.
3390 (variable_htab_hash, variable_htab_eq): Constify.
3391 * varasm.c (const_desc_hash): Likewise.
3393 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3395 * expr.c (handled_component_p): Constify.
3396 * fold-const.c (fit_double_type): Likewise.
3397 * real.h (real_value_from_int_cst): Likewise.
3398 * tree-flow-inline.h (gimple_in_ssa_p,
3399 gimple_aliases_computed_p, gimple_addressable_vars,
3400 gimple_call_clobbered_vars, gimple_referenced_vars,
3401 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3402 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3403 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3404 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3405 is_label_stmt, is_global_var, phi_ssa_name_p,
3406 factoring_name_p, is_call_clobbered, tree_common_ann,
3407 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3408 unmodifiable_var_p, array_ref_contains_indirect_ref,
3409 ref_contains_array_ref, lookup_subvars_for_var,
3410 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3411 gimple_mem_ref_stats): Likewise.
3412 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3413 may_aliases, is_exec_stmt, is_label_stmt,
3414 ref_contains_array_ref, array_ref_contains_indirect_ref,
3415 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3416 unmodifiable_var_p): Likewise.
3417 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3418 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3419 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3420 cst_and_fits_in_hwi, real_value_from_int_cst,
3421 build_real_from_int_cst, integer_zerop, integer_onep,
3422 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3423 tree_floor_log2, real_zerop, real_onep, real_twop,
3424 real_minus_onep, really_constant_p, purpose_member, chain_member,
3425 list_length, fields_length, int_size_in_bytes, bit_position,
3426 int_bit_position, byte_position, int_byte_position, expr_align,
3427 array_type_nelts, tree_node_structure,
3428 type_contains_placeholder_1, iterative_hash_pointer,
3429 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3430 tree_map_base_eq, type_hash_list, type_hash_eq,
3431 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3432 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3433 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3434 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3435 int_fits_type_p, get_containing_scope, decl_function_context,
3436 decl_type_context, omp_clause_operand_check_failed,
3437 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3438 * tree.h (omp_clause_operand_check_failed, tree_size,
3439 build_real_from_int_cst, array_type_nelts, purpose_member,
3440 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3441 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3442 is_attribute_p, check_qualified_type, expr_align,
3443 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3444 int_byte_position, list_length, fields_length, initializer_zerop,
3445 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3446 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3447 tree_node_structure, handled_component_p, get_containing_scope,
3448 decl_function_context, decl_type_context, real_zerop,
3449 type_num_arguments, fit_double_type, really_constant_p,
3450 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3451 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3452 real_twop, real_minus_onep, int_cst_value): Likewise.
3454 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3456 * cfglayout.c (insn_scope, insn_line): Constify.
3457 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3458 const_double_htab_hash, const_double_htab_eq,
3459 mem_attrs_htab_hash): Likewise.
3460 * loop-iv.c (biv_eq): Likewise.
3461 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3462 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3463 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3465 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3466 error_for_asm, warning_for_asm, _fatal_insn,
3467 _fatal_insn_not_found): Likewise.
3468 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3469 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3470 rtl_check_failed_type2, rtl_check_failed_code1,
3471 rtl_check_failed_code2, rtl_check_failed_code_mode,
3472 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3473 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3474 rtl_check_failed_type2, rtl_check_failed_code1,
3475 rtl_check_failed_code2, rtl_check_failed_code_mode,
3476 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3477 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3478 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3479 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3480 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3481 rtx_unstable_p, get_integer_term, get_related_value,
3482 offset_within_block_p, reg_mentioned_p, count_occurrences,
3483 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3484 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3485 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3486 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3487 find_constant_src, find_reg_fusage, find_regno_fusage,
3488 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3489 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3490 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3491 computed_jump_p, auto_inc_p, in_expr_list_p,
3492 remove_node_from_expr_list, loc_mentioned_in_p,
3493 label_is_jump_target_p, reversed_comparison_code_parts,
3494 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3495 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3496 print_inline_rtx): Likewise.
3497 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3498 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3499 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3500 get_integer_term, get_related_value, offset_within_block_p,
3501 count_occurrences, reg_mentioned_p, no_labels_between_p,
3502 reg_used_between_p, reg_referenced_p, single_set_2,
3503 multiple_sets, set_noop_p, refers_to_regno_p,
3504 reg_overlap_mentioned_p, dead_or_set_p,
3505 covers_regno_no_parallel_p, covers_regno_p,
3506 dead_or_set_regno_p, find_reg_note, find_regno_note,
3507 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3508 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3509 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3510 side_effects_p, may_trap_p_1, may_trap_p,
3511 may_trap_after_code_motion_p, may_trap_or_fault_p,
3512 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3513 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3514 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3515 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3516 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3518 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3519 warning_for_asm): Likewise.
3520 * tree.h (print_rtl): Likewise.
3521 * varasm.c (get_pool_mode): Likewise.
3523 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3525 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3526 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3527 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3528 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3529 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3530 * ddg.c (compare_sccs): Likewise.
3531 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3532 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3533 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3534 decimal_do_fix_trunc, decimal_real_to_integer,
3535 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3536 * dse.c (const_group_info_t): New.
3537 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3538 * dwarf2out.c (const_dw_die_ref): New.
3539 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3540 * tree-browser.c (TB_parent_eq): Likewise.
3541 * unwind-dw2-fde.c (__register_frame_info_bases,
3542 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3543 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3545 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3546 * unwind-dw2.c (uw_frame_state_for): Likewise.
3547 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3548 * value-prof.h (const_histogram_value): New.
3550 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3552 * config/mips/mips.c (machine_function): Add
3553 initialized_mips16_gp_pseudo_p.
3554 (mips16_gp_pseudo_reg): Do not emit the initialization of
3555 mips16_gp_pseudo_rtx when being called from the gimple cost-
3556 calculation routines; emit it on the first use outside those
3559 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3561 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3564 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3565 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3566 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3567 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3568 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3569 Preserve const-ness of parameters through use of __typeof(),
3570 also constify and tidy.
3572 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3573 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3574 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3575 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3576 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3577 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3578 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3579 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3580 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3582 2007-07-25 Julian Brown <julian@codesourcery.com>
3583 Mark Shinwell <shinwell@codesourcery.com>
3585 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3586 (alpha_mangle_type): This.
3587 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3588 (TARGET_MANGLE_TYPE): Define this instead.
3589 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3590 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3591 (arm_init_neon_builtins): Fix comment.
3592 (arm_mangle_map_entry): New.
3593 (arm_mangle_map): New.
3594 (arm_mangle_type): New.
3595 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3596 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3597 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3598 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3599 (TARGET_MANGLE_TYPE): Define this instead.
3600 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3601 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3602 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3603 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3604 (TARGET_MANGLE_TYPE): Define this instead.
3605 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3607 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3608 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3609 (TARGET_MANGLE_TYPE): Define this instead.
3610 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3611 (s390_mangle_type): This.
3612 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3613 (TARGET_MANGLE_TYPE): Define this instead.
3614 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3615 (sparc_mangle_type): This.
3616 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3617 (TARGET_MANGLE_TYPE): Define this instead.
3618 * cp/mangle.c (write_type): Call mangle_type target hook on all
3619 types before mangling. Use original type, not main variant, as
3621 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3622 (TARGET_MANGLE_TYPE): This.
3623 * target.h (gcc_target): Rename mangle_fundamental_type to
3625 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3626 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3628 2007-07-25 Julian Brown <julian@codesourcery.com>
3629 Paul Brook <paul@codesourcery.com>
3630 Joseph Myers <joseph@codesourcery.com>
3631 Mark Shinwell <shinwell@codesourcery.com>
3633 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3634 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3635 (with_fpu): Allow --with-fpu=neon.
3636 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3637 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3638 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3639 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3640 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3641 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3642 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3643 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3644 (output_move_neon): Add prototypes.
3645 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3646 (all_fpus): Add FPUTYPE_NEON.
3647 (fp_model_for_fpu): Add NEON field.
3648 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3649 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3651 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3653 (thumb2_legitimate_address_p): Likewise.
3654 (neon_valid_immediate): Recognize and prepare constants suitable for
3656 (neon_immediate_valid_for_move): New function. Recognize and prepare
3657 immediates for NEON move instructions.
3658 (neon_immediate_valid_for_logic): New function. Recognize and
3659 prepare immediates for NEON logic instructions.
3660 (neon_output_logic_immediate): New function. Create asm string
3661 suitable for outputting immediate logic instructions.
3662 (neon_pairwise_reduce): New function. Implement reduction using
3663 pairwise operations.
3664 (neon_expand_vector_init): New function. Expand a (possibly
3665 non-constant) vector initialization.
3666 (neon_vector_mem_operand): New function. Memory operands supported
3667 for quad-word loads/stores to/from ARM or NEON registers. Don't
3668 allow base+offset addressing for core regs.
3669 (neon_struct_mem_operand): New function. Valid mems for NEON
3671 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3672 from neon_vector_mem_operand addresses without a secondary register.
3673 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3674 (add_minipool_backward_ref): Likewise.
3675 (dump_minipool): Likewise.
3676 (push_minipool_fix): Likewise.
3677 (output_move_quad): New function. Output quad-word moves, loads and
3678 stores using ARM registers.
3679 (output_move_vfp): Add support for vectors in VFP (NEON) D
3681 (output_move_neon): Output a NEON load/store to/from a quadword
3683 (arm_print_operand): Implement new codes:
3684 - 'c' for unadorned integers (without a # sign).
3685 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3687 - 'e', 'f' for the low and high D parts of a NEON Q register.
3688 - 'q' outputs a NEON Q register.
3689 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3690 - 'T' prints NEON opcode features from a coded bitmask.
3691 - 'F' is similar to T, but signed/unsigned codes both print as
3693 - 't' is similar to T, but 'u' is printed instead of 'p'.
3694 - 'O' prints 'r' if NEON instruction should perform rounding (as
3695 specified by bitmask), else prints nothing.
3696 - '#' is a punctuation character to stop operand numbers from
3697 running together with following digits in the assembler
3698 strings for instructions (when using mode attributes).
3699 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3700 constant vectors in big-endian mode, where necessary.
3701 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3702 Handle EI, OI, CI, XI modes.
3703 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3704 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3705 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3706 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3707 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3709 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3710 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3711 to turn v8qi, etc. into bits defined above.
3712 (neon_itype): New enumeration. Classifications of NEON builtins.
3713 (neon_builtin_datum): Define struct. Contains information about
3714 a single builtin (with multiple modes).
3715 (CF): Define helper macro for...
3716 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3718 (neon_builtin_data): New array. Define information about builtins
3719 for use during initialization/expansion.
3720 (arm_init_neon_builtins): New function.
3721 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3723 (neon_builtin_compare): New function.
3724 (locate_neon_builtin_icode): New function. Find an insn code for a
3725 builtin given a function code for that builtin. Also return type of
3726 builtin (NEON_BINOP, NEON_UNOP etc.).
3727 (builtin_arg): New enumeration. Types of arguments for builtins.
3728 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3729 Takes a variable argument list of builtin_arg types, terminated by
3731 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3732 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3733 (neon_emit_pair_result_insn): New function. Support returning pairs
3734 of vectors via a pointer.
3735 (neon_disambiguate_copy): New function. Set up operands for a
3736 multi-word copy such that registers do not get clobbered.
3737 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3738 ARM_BUILTIN_NEON_BASE.
3739 (arm_file_start): Set float-abi attribute for NEON.
3740 (arm_vector_mode_supported_p): Enable NEON vector modes.
3741 (arm_mangle_map_entry): New.
3742 (arm_mangle_map): New.
3743 (arm_mangle_vector_type): New.
3744 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3746 (TARGET_NEON): New macro. Target supports NEON.
3747 (fputype): Add FPUTYPE_NEON.
3748 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3749 for vectorization based on command-line arg.
3750 (NEON_REGNO_OK_FOR_NREGS): Define.
3751 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3752 (VALID_NEON_STRUCT_MODE): Define.
3753 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3754 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3755 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3756 (consttable_16): Add pattern for outputting 16-byte minipool
3758 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3760 (vec-common.md, neon.md): Include md files.
3761 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3762 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3763 (memory_constraint "Ut", "Un", "Us"): Define.
3764 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3765 (MMX_char): New mode attribute.
3766 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3767 (*add<mode>3_iwmmxt): New insn pattern.
3768 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3769 (*sub<mode>3_iwmmxt): New insn pattern.
3770 (mulv4hi3): Rename to...
3771 (*mulv4hi3_iwmmxt): This.
3772 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3773 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3774 (uminv4hi3, uminv2si3): Remove. Replace with...
3775 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3776 (*umin<mode>3_iwmmxt): These.
3777 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3778 (ashr<mode>3_iwmmxt): This new pattern.
3779 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3780 (lshr<mode>3_iwmmxt): This new pattern.
3781 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3782 (ashl<mode>3_iwmmxt): This new pattern.
3783 * config/arm/neon-docgen.ml: New file. Generate documentation for
3785 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3786 * config/arm/arm_neon.h: New (autogenerated).
3787 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3789 * config/arm/neon.md: New file. Define NEON instructions.
3790 * config/arm/neon.ml: New file. Abstract description of NEON
3791 instructions, used to generate arm_neon.h header, documentation and
3793 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3794 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3796 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3798 (ARM NEON Intrinsics): New subsection.
3799 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3801 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3803 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3806 2007-07-24 Jan Hubicka <jh@suse.cz>
3808 * regclass.c (move_table): New type.
3809 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3810 (init_move_cost): Break out from ...
3811 (init_reg_sets_1): ... here; simplify computation of
3812 have_regs-of_mode and contains_reg_of_mode.
3813 (record_reg_classes): Unswitch internal loops.
3814 (copy_cost): Trigger lazy initialization of move cost
3815 (record_address_regs): Likewise.
3817 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3819 * config/darwin.c (darwin_override_options): Don't force on
3820 flag_var_tracking_uninit when no debug info is requested.
3822 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3824 * cfgloop.c (init_loops_structure): New function.
3825 (flow_loops_find): Create root of the loop tree unconditionally.
3827 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3829 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3831 2007-07-24 Jan Hubicka <jh@suse.cz>
3833 * caller-save.c: Include ggc.h, gt-caller-save.h
3834 (reg_save_code, reg_restore_code): Rename to ...
3835 (cached_reg_save_code, cached_reg_restore_code): ... those.
3836 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3837 (reg_save_code, reg_restore_code): New functions.
3838 (init_caller_save): Do not intialize
3839 reg_save_code/reg_restore_code tables.
3840 * Makefile.in: (gt-caller-save.h): New.
3842 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3844 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3845 with the mode of the original operand instead of
3848 2007-07-23 Jan Hubicka <jH@suse.cz>
3850 * i386.c (ix86_secondary_memory_needed): Break out to...
3851 (inline_secondary_memory_needed): ... here.
3852 (ix86_memory_move_cost): Break out to ...
3853 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3854 maximum of input and output; fix handling of Q_REGS on 64bit.
3855 (ix86_secondary_memory_needed): Microoptimize.
3857 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3859 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3860 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3861 stmts_from_loop, known_dependences_p, build_rdg): New.
3862 * tree-data-ref.h: Depends on graphds.h.
3863 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3864 (build_rdg): Declared.
3865 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3867 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3869 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3872 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3873 Jakub Jelinek <jakub@redhat.com>
3875 PR middle-end/PR28690
3876 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3877 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3878 and MEM_POINTER operands over REG and MEM operands.
3879 (swap_commutative_operands_p): Change return value to bool.
3880 * rtl.h: Update the corresponding prototype.
3881 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3882 instead of gen_rtx_PLUS.
3883 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3884 value to bool. Change function arguments to rtx's and update code
3886 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3887 calls to match the new declaration.
3888 * simplify-rtx.c (simplify_associative_operation): Don't
3889 reorder simplify_binary_operation arguments.
3891 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3893 * config/mips/mips.c (override_options): Use mips_costs to derive
3894 the default branch cost.
3895 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3897 * config/mips/mips.opt (mbranch-cost=): New option.
3898 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3900 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3902 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3903 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3904 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3905 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3907 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3909 * config/mips/constraints.md (ks): New constraint.
3910 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3911 (*add<mode>3_mips16): ...here.
3913 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3915 * optabs.h (enum optab_index): Add new OTI_signbit.
3916 (signbit_optab): Define corresponding macro.
3917 (enum insn_code signbit_optab[]): Remove array.
3918 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3919 (expand_copysign_absneg): If back end provides signbit insn, use it
3920 instead of bit operations on floating point argument.
3921 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3922 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3923 availability of signbit insn.
3925 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3926 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3927 SSE mode is not active.
3928 (isinf<mode>2): Disable for mfpmath=sse,387.
3930 2007-07-22 Ben Elliston <bje@au.ibm.com>
3932 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3934 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3936 2007-07-20 Richard Guenther <rguenther@suse.de>
3938 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3939 integral typed condition.
3940 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3941 booleanness. Only preserve conversions from a non-base
3942 type to a base type, not in general between types with
3943 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3944 * tree.def (COND_EXPR): Document that the condition
3945 can be of any integral type.
3947 2007-07-20 Nigel Stephens <nigel@mips.com>
3948 Richard Sandiford <richard@codesourcery.com>
3950 * config/mips/mips.h (mips_dwarf_regno): Declare.
3951 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3952 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3953 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3954 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3955 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3956 (REG_CLASS_NAMES): Update accordingly.
3957 * config/mips/mips.c (mips_dwarf_regno): New array.
3958 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3959 (mips_subword): Remove special handling for accumulator registers.
3960 (override_options): Initiailize mips_dwarf_regno. Remove use
3962 (mips_swap_registers): New function.
3963 (mips_conditional_register_usage): Swap accumulator registers
3964 around if TARGET_LITTLE_ENDIAN.
3965 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3966 * config/mips/constraints.md (h, l): Use the endianness to choose
3967 between MD0_REG and MD1_REG.
3968 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3969 alternative-dependent template.
3971 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3973 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3976 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3978 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3979 predecessor fallthru flags.
3981 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3983 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3984 of compare to the same type.
3985 * cfgloopmanip.c (add_loop): Update information about loop exits.
3986 (loop_version): Remove the innermost loop requirement.
3987 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3988 to sizetype for pointers.
3990 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3992 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3993 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3994 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3996 * config/dfp-bit.c: Empty for TFmode conversions.
3998 2007-07-18 Caroline Tice <ctice@apple.com>
4000 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4001 and handle them correctly; check that src is not NULL before
4003 (find_src_set_src): Likewise.
4005 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4007 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4008 (struct alignment_context, init_alignment_context): New.
4009 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4010 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4011 (XCHAL_HAVE_S32C1I): Likewise.
4012 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4013 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4014 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4015 (ATOMIC, HQI): New macros.
4016 (memory_barrier, *memory_barrier): New.
4017 (sync_lock_releasesi): New.
4018 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4019 (sync_lock_test_and_set<mode>): New.
4020 (sync_<atomic><mode>): New.
4021 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4022 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4023 (xtensa_expand_atomic): New.
4025 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4029 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4030 transformation for builtin ISNORMAL.
4031 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4032 * builtins.def (BUILT_IN_ISNORMAL): New.
4033 * doc/extend.texi: Document isnormal.
4035 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4039 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4040 optabs infrastructure. Provide generic implementation for
4042 (expand_builtin): Handle FINITE/ISFINITE.
4043 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4044 (fold_builtin_1): Likewise.
4046 * builtins.def (BUILT_IN_ISFINITE): New.
4048 * doc/extend.texi: Document isfinite.
4050 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4055 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4056 generic fallback for isinf.
4057 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4058 calculation code ...
4059 * real.c (get_max_float): ... to here.
4060 * real.h (get_max_float): New.
4062 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4066 * builtin-attrs.def (ATTR_TYPEGENERIC,
4067 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4069 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4070 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4071 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4072 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4074 * c-common.c (handle_type_generic_attribute): New.
4075 (c_common_attribute_table): Add "type generic".
4077 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4079 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4081 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4082 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4085 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4088 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4089 checking that the operand is an expression.
4091 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4092 Danny Smith <dannysmith@users.sourceforge.net>
4095 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4096 file mapping object in local namespace if Windows version later
4099 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4101 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4102 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4103 arm_cannot_force_const_mem.
4104 (arm_cannot_force_const_mem): New function.
4105 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4106 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4107 of arm_tls_referenced_p.
4108 * config/arm/arm.md (movsi): Split out-of-section constants when
4109 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4110 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4112 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4114 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4116 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4118 * config/mips/mips.md (*extendqihi2): Convert the destination
4121 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4123 * config/pa/fptr.c: Update license header.
4124 * config/pa/milli64.S: Likewise.
4126 2007-07-17 Nick Clifton <nickc@redhat.com>
4128 * COPYING_v3: New file. Contains version 3 of the GNU General
4130 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4131 Lesser General Public License.
4132 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4133 the GNU General Public License.
4135 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4137 PR rtl-optimization/32773
4138 * cfglayout.c (force_one_exit_fallthru): New function.
4139 (cfg_layout_finalize): Use it.
4141 2007-07-16 Richard Guenther <rguenther@suse.de>
4142 Uros Bizjak <ubizjak@gmail.com>
4144 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4145 before forcing it to gimple operand.
4147 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4148 David Ung <davidu@mips.com>
4150 * config/mips/mips.h (TUNE_24K): Define.
4151 (TUNE_MACC_CHAINS): Add TUNE_24K.
4152 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4154 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4155 (r74k_int_madd): .. this new reservation.
4156 (define_bypass): Fixed bypasses for r74k_int_madd to use
4158 * config/mips/24k.md (define_bypass): Define new
4159 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4161 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4162 Nigel Stephens <nigel@mips.com>
4164 * config/mips/mips.md: Include 20kc.md.
4165 * config/mips/20kc.md: New file.
4166 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4167 (mips_adjust_cost): Tweak for 20Kc.
4168 (mips_issue_rate): Likewise.
4169 * config/mips/mips.h (TUNE_20KC): Define.
4171 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4173 * config/rs6000/rs6000.c (struct processor_cost): Add
4174 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4176 (*_cost): Add cache information.
4177 (rs6000_override_options): Set cache parameters.
4179 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4182 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4183 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4185 2007-07-16 Paul Brook <paul@codesourcery.com>
4188 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4189 (cirrus_thumb2_movsi_insn): Ditto.
4191 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4193 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4196 2007-07-15 Andrew Haley <aph@redhat.com>
4198 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4199 before looking in the context.
4201 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4205 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4206 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4207 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4208 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4209 to generate .CALLINFO statement.
4210 (hppa_expand_prologue): Set rp_saved.
4211 (hppa_expand_epilogue): Use rp_saved.
4212 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4213 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4215 2007-07-14 Dirk Mueller <dmueller@suse.de>
4217 * omega.c (coalesce): Fix memory leak on early exit.
4218 * matrix-reorg.c (check_allocation_function): Likewise.
4219 * tree-vect-transform.c (vect_get_new_vect_var): free result
4221 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4222 pass pointer to edge vector
4223 (partition_hot_cold_basic_blocks): Fix memory leak.
4224 * collect2.c (prefix_from_string): Free temporary storage.
4225 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4227 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4229 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4230 (DO_GLOBAL_DTORS_BODY): Likewise.
4232 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4233 Nigel Stephens <nigel@mips.com>
4235 * config/mips/mips.c (mips_classify_symbol): Don't return
4236 SYMBOL_SMALL_DATA for constant pool addresses if
4237 TARGET_EMBEDDED_DATA is true.
4239 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4241 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4242 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4243 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4244 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4245 __builtin_ia32_storehps, __builtin_ia32_storelps,
4246 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4247 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4248 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4249 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4250 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4251 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4252 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4253 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4254 using def_builtin_const.
4256 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4258 PR tree-optimization/32705
4259 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4260 (simplify_binary_expression): Use SSA_VAL consistently.
4262 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4264 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4265 (SPEFSCR_REGNO): Delete definition.
4266 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4267 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4268 * config/rs6000/rs6000.h: Do not define *_REGNO.
4269 LINK_REGISTER_REGNUM -> LR_REGNO.
4270 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4271 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4272 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4273 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4274 R_VRSAVE, R_VSCR. Use them.
4275 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4276 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4277 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4278 * config/rs6000/aix.h: Define R_LR. Use it.
4280 2007-07-13 Caroline Tice <ctice@apple.com>
4282 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4283 flag_var_tracking is explicitly turned off (i.e. when variable
4284 tracking is not feasible); otherwise, turn flag_var_tracking on when
4285 flag_var_tracking_uninit is on.
4286 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4287 note definitions, to allow recording of initialization status in the
4289 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4290 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4291 determine if two note locations are equal.
4292 (output_loc_list): Don't output list entries whose start & end labels
4294 (reg_loc_descriptor): Add parameter for initialization status; pass it
4295 to other loc descriptor functions.
4296 (one_reg_loc_descriptor): Add parameter for initialization status;
4297 check its value and add DW_OP_GNU_uninit to returned loc descr if
4299 (multiple_reg_loc_descriptor): Add parameter for initialization
4301 pass init status argument to other loc descriptor functions; check
4302 value of intialization parameter and add DW_OP_GNU_uninit to returned
4303 loc descr if appropriate.
4304 (based_loc_descr): Add parameter for initialization status; add new
4305 variable for return value; check value of initialization parameter and
4306 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4307 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4308 pass init status argument to other loc descriptor functions; check
4309 value of intialization parameter and add DW_OP_GNU_uninit to returned
4310 loc descr if appropriate.
4311 (mem_loc_descriptor): Likewise.
4312 (concat_loc_descriptor): Likewise.
4313 (concatn_loc_descriptor): Likewise.
4314 (loc_descriptor): Add parameter for initialization status; pass it as
4315 argument to other loc descriptor function calls.
4316 (loc_descriptor_from_tree_1): Add appropriate initialization status
4317 to loc descriptor function calls.
4318 (add_location_or_const_value_attribute): Get initialization status
4319 from VAR_LOCATION note; add initialization status to loc descriptor
4321 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4322 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4323 status is uninitialized, add "[uninint]" to output.
4324 * common.opt (fvar-tracking-uninit): New option, similar to
4325 fvar-tracking, to turn on tracking of uninitialized variables; creates
4326 a new global flag, flag_var_tracking_uninit.
4327 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4328 (enum var_init_status): New type, for var initialization status field.
4329 * var-tracking.c (struct location_chain_def): Two new fields, init,
4330 for initialization status, and set_src for the assignment value expr.
4331 (unshare_variable): New parameter for initialization status;
4332 initialize new init and set_src fields.
4333 (var_reg_set): New parameters for initialization status and value;
4334 pass them to set_variable_part.
4335 (var_mem_set): Likewise.
4336 (get_init_value): New function.
4337 (var_reg_delete_and_set): New initialization status & value
4338 parameters; add call to get_init_value if status is unknown; pass new
4339 parameters to clobber_variable_part and var_reg_set.
4340 (var_mem_delete_and_set): Likewise.
4341 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4342 (var_mem_delete): Likewise.
4343 (variable_union): Pass status to unshare_variable; initialize new init
4344 and set_src fields. If flag_var_tracking_uninit is not set, force
4345 status to initialized.
4346 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4347 used later to get the set_src value.
4348 (find_src_status): New function.
4349 (find_src_set_src): New function.
4350 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4351 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4352 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4353 and var_mem_delete_and_set.
4354 (dump_variable): Print out "[uninit]" if appropriate.
4355 (set_variable_part): Add new initialization and set_src parameters;
4356 pass status to unshare_variable; set node->init and node- >set_src
4357 fields and modify slot in hash table appropriately; save the init and
4358 set_src values if appropriate and assign to the new node.
4359 (clobber_variable_part): New set_src parameter; if two nodes have
4360 same variable and same location but different set_src (assignment)
4361 values, clobber old node.
4362 (delete_variable_part): Pass init status to unshare_variable.
4363 (emit_note_insn_var_location): Add initialized var; assign var's init
4364 status to new 'initialized'; pass new init status field to calls to
4365 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4366 status to initialized.
4367 (emit_notes_in_bb): Pass initialization status to calls to
4368 var_reg_set, var_mem_set, var_reg_delete_and_set and
4369 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4370 var_reg_delete_and_set and var_mem_delete_and_set; call
4371 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4372 make up for change in add_stores.
4373 (vt_add_function_parameters): Add status to calls to
4375 * config/darwin.c (darwin_override_options): Turn on uninitialized
4376 tracking automatically, if var_tracking is on and the system is
4379 2007-07-13 Sa Liu <saliu@de.ibm.com>
4381 * config.gcc: Add options for arch and tune on SPU.
4382 * config/spu/predicates.md: Add constant operands 0 and 1.
4383 * config/spu/spu-builtins.def: Add builtins for double precision
4384 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4385 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4387 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4389 * config/spu/spu-protos.h: Add new function prototypes.
4390 * config/spu/spu.c (spu_override_options): Check options -march and
4392 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4393 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4395 (spu_const_from_int): New. Create a vector constant from 4 ints.
4396 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4397 (spu_emit_vector_compare): New. Emit vector compare.
4398 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4399 * config/spu/spu.h: Add options -march and -mtune. Define processor
4400 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4401 CANONICALIZE_COMPARISON.
4402 * config/spu/spu.md: Add new insns for double precision compare
4403 and double precision vector compare. Add vcond and smax/smin patterns
4404 to enable DFmode vector conditional expression.
4405 * config/spu/spu.opt: Add options -march and -mtune.
4406 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4407 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4408 both CELL and CELLEDP targets: spu_testsv.
4409 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4412 2007-07-13 Richard Guenther <rguenther@suse.de>
4414 PR tree-optimization/32721
4415 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4416 TREE_THIS_VOLATILE on the folded reference.
4417 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4418 if the array reference has TREE_THIS_VOLATILE set.
4420 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4423 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4425 2007-07-13 Andreas Schwab <schwab@suse.de>
4427 * gengtype-lex.l: Allow declarations to be indented.
4429 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4431 * ginclude/tgmath.h: New.
4432 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4433 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4434 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4435 * configure: Regenerate.
4437 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4439 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4440 correct index when setting register save state for xd
4443 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4445 * config/sh/sh.c (mark_use): Remove.
4447 2007-07-12 Paul Brook <paul@codesourcery.com>
4449 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4450 reg does not overlap return value.
4452 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4454 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4455 (set_expression_vuses): Ditto.
4456 (init_pre): Initialize expression_vuses.
4458 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4460 * config/i386/sse.md (storentdf, storentsf): New.
4462 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4464 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4466 * tree.c (build_decl_stat): Move code from here...
4467 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4468 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4469 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4470 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4471 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4474 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4475 Devang Patel <dpatel@apple.com>
4477 PR tree-optimization/25413
4478 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4479 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4480 * tree.h (contains_packed_reference): New.
4481 * expr.c (contains_packed_reference): New.
4482 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4483 (vect_enhance_data_refs_alignment): Call
4484 vector_alignment_reachable_p.
4485 * target.h (vector_alignment_reachable): New builtin.
4486 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4487 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4488 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4490 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4492 * target.h (builtin_vectorization_cost): Add new target builtin.
4493 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4494 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4495 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4496 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4497 uninitialized variables.
4498 * tree-vect-transform.c (cost_for_stmt): New function.
4499 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4500 using cost 1 for all scalar stmts. Be less conservative when
4501 estimating the number of prologue/epulogue iterations. Call
4502 targetm.vectorize.builtin_vectorization_cost. Return
4503 min_profitable_iters-1.
4504 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4505 initialization cost instead of TARG_VEC_STMT_COST. Use
4506 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4507 epilogue code. Fix epilogue cost computation.
4508 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4509 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4510 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4511 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4512 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4513 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4515 2007-07-12 Richard Guenther <rguenther@suse.de>
4517 * gimplify.c (gimplify_conversion): Make sure that the result
4518 from maybe_fold_offset_to_reference is trivially convertible
4519 to the desired type before doing the simplification.
4520 (gimplify_expr): Likewise.
4521 * fold-const.c (fold_binary): Use the correct types for
4522 building the simplified expression.
4524 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4526 PR rtl-optimization/32729
4527 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4528 that fallthru to exit.
4530 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4532 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4533 (symDTPOFF2reg): Likewise.
4535 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4537 PR tree-optimization/32663
4539 * tree.h (VALUE_HANDLE_VUSES): Remove.
4540 (struct tree_value_handle): Remove vuses.
4542 * tree-vn.c (create_value_handle_for_expr): Don't set
4545 * tree-ssa-pre.c (expression_vuses): New.
4546 (alloc_expression_id): Set up expression_vuses.
4547 (get_expression_vuses): New.
4548 (set_expression_vuses): Ditto.
4549 (clear_expression_ids): Modify for expression_vuses.
4550 (phi_translate_1): Ditto.
4551 (phi_translate_set): Ditto.
4552 (value_dies_in_block_x): Ditto
4553 (valid_in_sets): Ditto.
4554 (add_to_sets): Ditto.
4555 (find_existing_value_expr): Ditto.
4556 (create_value_handle_for_expr): Ditto.
4557 (make_values_for_stmt): Ditto.
4558 (vuse_equiv): Remove.
4560 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4562 * Makefile.in (mostlyclean): Remove object files.
4564 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4566 * toplev.c (no_new_pseudos): Deleted.
4567 * rtl.h (no_new_pseudos): Deleted.
4568 * tree-pass.h (pass_no_new_pseudos): Deleted.
4569 * passes.c (pass_no_new_pseudos): Deleted.
4570 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4571 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4572 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4574 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4575 * rtlhooks.c (gen_lowpart_general): Ditto.
4576 * optabs.c (prepare_operand): Ditto.
4577 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4579 * modulo-sched.c (rest_of_handle_sms): Ditto.
4580 * see.c (rest_of_handle_see): Ditto.
4581 * ifcvt.c (if_convert): Ditto.
4582 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4584 * init-regs.c (gate_initialize_regs): Deleted set of
4586 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4587 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4588 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4590 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4593 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4594 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4595 (*vec_extractv2di_1_rex64): New insn pattern.
4597 2007-07-11 David Daney <ddaney@avtrex.com>
4599 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4600 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4601 for SIGNAL_UNWIND_RETURN_COLUMN.
4602 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4603 (DWARF_FRAME_REGNUM): Rewrite.
4604 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4606 2007-07-11 Nick Clifton <nickc@redhat.com>
4608 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4609 delta and use gen_int_mode in place of GET_INT instead.
4611 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4613 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4616 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4618 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4619 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4621 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4622 (USE_CANONICAL_TYPES): New.
4623 * doc/invoke.texi (verify-canonical-types): Remove.
4624 (use-canonical-types): Add.
4626 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4628 * config/spu/spu.c (spu_optimization_options): Remove setting of
4629 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4630 (spu_override_options): Move it here.
4632 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4634 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4635 * config/mips/mips.c (mips_cpu_info_table): Mention
4636 MIPS_ISA_LEVEL_SPEC in the comment.
4638 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4640 PR tree-optimization/32713
4641 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4643 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4646 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4647 conditional to flag_isoc99.
4648 (c_common_init_options): Do it here, unconditionally.
4650 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4652 PR tree-optimization/32589
4653 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4654 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4655 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4656 predicate, extracted from...
4657 (set_rhs): ...here. Call it for the expression on entry.
4658 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4659 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4660 (simplify_binary_expression): Use valid_gimple_expression_p
4661 to validate the simplification.
4662 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4664 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4666 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4667 DWARF2_DEBUG on 32 bit target too.
4668 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4670 2007-07-11 Nick Clifton <nickc@redhat.com>
4672 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4673 version for 64-bit hosts.
4675 2007-07-10 David Daney <ddaney@avtrex.com>
4677 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4679 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4681 * config/mips/mips.c (mips_expand_synci_loop): New function.
4682 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4683 (UNSPEC_RDHWR): Same.
4684 (UNSPEC_SYNCI): Same.
4685 (UNSPEC_SYNC): Same.
4686 (clear_cache): New expand.
4690 (clear_hazard): Same.
4691 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4693 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4694 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4696 2007-07-10 Ian Lance Taylor <iant@google.com>
4698 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4701 2007-07-10 David Daney <ddaney@avtrex.com>
4703 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4704 * builtins.c (expand_builtin___clear_cache): New function.
4705 (expand_builtin): Call expand_builtin___clear_cache for
4706 BUILT_IN_CLEAR_CACHE case.
4707 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4708 * doc/md.texi (clear_cache): Document new instruction pattern.
4709 * testsuite/gcc.dg/builtins-64.c: New test.
4711 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4713 * config/cris/cris.md ("movsi"): Fix typo in last change.
4715 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4718 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4720 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4721 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4722 for FUNCTION_DECLs. Don't use align_functions_log if
4724 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4725 even for FUNCTION_DECLs.
4726 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4728 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4729 (DECL_FUNCTION_CODE): Update for new location and name of
4731 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4732 (struct tree_decl_common): Move 'align' and 'off_align' out
4733 of union, ensure they're still on a 32-bit boundary. Remove
4734 other fields in union 'u1'.
4735 (struct tree_function_decl): Add field 'function_code' replacing
4736 'u1.f' in tree_decl_common.
4737 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4738 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4739 (Variable Attributes): Cross-reference 'aligned' attribute
4740 to Function Attributes.
4741 * flags.h (force_align_functions_log): Delete.
4742 * toplev.c (force_align_functions_log): Delete.
4744 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4748 (*vec_concatv2di_rex): New insn pattern.
4750 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4753 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4755 2007-07-10 Ian Lance Taylor <iant@google.com>
4757 Replace no_new_pseudos in backends.
4758 * rtl.h (can_create_pseudo_p): Define.
4759 * config/darwin.c (machopic_indirect_data_reference): Use
4760 can_create_pseudo_p () instead of no_new_pseudos.
4761 (machopic_indirect_data_reference): Likewise.
4762 (machopic_legitimize_pic_address): Likewise.
4763 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4764 (alpha_emit_set_const_1): Likewise.
4765 (alpha_emit_set_const): Likewise.
4766 (alpha_emit_conditional_move): Likewise.
4767 (alpha_split_conditional_move): Likewise.
4768 * config/alpha/alpha.md (various splitters): Likewise.
4770 * config/arm/arm.c (legitimize_pic_address): Likewise.
4771 (arm_load_pic_register): Likewise.
4772 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4773 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4774 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4775 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4776 * config/cris/cris.md (movsi): Likewise.
4777 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4778 (symGOTOFF2reg_hilo): Likewise.
4779 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4780 * config/h8300/h8300.md (insv, extzv): Likewise.
4781 * config/i386/i386.c (ix86_expand_move): Likewise.
4782 (ix86_expand_vector_move): Likewise.
4783 (ix86_prepare_fp_compare_args): Likewise.
4784 (ix86_expand_carry_flag_compare): Likewise.
4785 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4786 (tls_dynamic_gnu2_combine_32): Likewise.
4787 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4788 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4789 (ia64_expand_movxf_movrf): Likewise.
4790 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4791 (m32c_split_move): Likewise.
4792 (m32c_expand_insv): Likewise.
4793 * config/m68k/m68k.md (movsi): Likewise.
4794 * config/mips/mips.c (mips_force_temporary): Likewise.
4795 (mips_split_symbol): Likewise.
4796 (mips_move_integer): Likewise.
4797 (mips_legitimize_const_move): Likewise.
4798 * config/mn10300/mn10300.md (movsi): Likewise.
4799 * config/pa/pa.c (emit_move_sequence): Likewise.
4800 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4801 (rs6000_got_register): Likewise.
4802 (create_TOC_reference): Likewise.
4803 (rs6000_machopic_legitimize_pic_address): Likewise.
4804 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4805 (various splitters): Likewise.
4806 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4807 (movsi_got): Likewise.
4808 * config/s390/s390.c (emit_symbolic_move): Likewise.
4809 * config/s390/s390.md (movhi, movqi): Likewise.
4810 (load_multiple, store_multiple): Likewise.
4811 * config/score/score.c (score_force_temporary): Likewise.
4812 * config/sh/sh.c (prepare_move_operands): Likewise.
4813 (prepare_cbranch_operands): Likewise.
4814 (emit_fpu_switch): Likewise.
4815 (fpscr_set_from_mem): Likewise.
4816 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4817 (adddi3, subsi3): Likewise.
4818 (various splitters): Likewise.
4819 (divsi_inv_fp_combine): Likewise.
4820 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4821 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4823 * config/sh/predicates.md (xor_operand): Likewise.
4824 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4825 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4826 (movdi_pic_label_ref): Likewise.
4827 * config/spu/spu.c (spu_split_immediate): Likewise.
4828 * config/alpha/alpha.md (various splitters): Remove test
4829 !no_new_pseudos || reload_completed.
4830 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4832 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4833 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4834 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4835 * config/score/score.c (th_output_mi_thunk): Likewise.
4836 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4837 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4839 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4841 PR rtl-optimization/32664
4842 * mode-switching.c (create_pre_exit): Skip barrier insns.
4844 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4846 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4847 force_gimple_operand_bsi.
4848 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4849 rewrite_use_compare): Ditto.
4850 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4852 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4853 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4854 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4855 * tree-profile.c (prepare_instrumented_value,
4856 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4857 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4858 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4859 tree_gen_ior_profiler): Ditto.
4860 * tree-ssa-reassoc.c (negate_value): Ditto.
4861 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4862 Use force_gimple_operand_bsi.
4863 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4864 * tree-if-conv.c (add_to_dst_predicate_list,
4865 find_phi_replacement_condition): Ditto.
4866 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4867 Call mark_symbols_for_renaming for new statements.
4868 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4870 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4872 * cfghooks.c (remove_edge): New function.
4873 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4875 * cfghooks.h (remove_edge): Declare.
4876 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4877 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4879 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4881 * optabs.h: Added declaration for signbit_optab.
4882 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4883 * genoptinit.c (optabs): Added entry for signbit insns.
4884 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4886 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4887 * config/s390/s390.md (signbit<mode>2): New expander.
4889 2007-07-09 Richard Guenther <rguenther@suse.de>
4892 * fold-const.c (fold_plusminus_mult_expr): Move constant
4893 arguments second to allow decomposing.
4895 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4898 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4900 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4901 Disregard DECL_FROM_INLINE.
4903 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4906 * doc/invoke.texi: Add ftree-reassoc flag.
4907 * common.opt (ftree-reassoc): New flag.
4908 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4909 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4911 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4913 PR tree-optimization/32681
4914 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4915 saved in second_edge->aux when first_bb is a loop header.
4917 2007-07-09 Jan HUbicka <jh@suse.cz>
4919 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4921 2007-07-09 Richard Guenther <rguenther@suse.de>
4923 * c-decl.c (start_function): Do not promote return type.
4925 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4927 * function.c (do_warn_unused_parameter): Do not warn if
4928 TREE_NO_WARNING is set.
4930 2007-07-08 Andreas Schwab <schwab@suse.de>
4932 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4934 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4937 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4939 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4940 apply to assembly language, too.
4941 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4943 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4945 Revert (note the sccvn portions are *not* reverted)
4946 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4948 Fix PR tree-optimization/23488
4950 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4952 * tree-flow-inline.h (get_value_handle): Ditto.
4953 * tree-ssa-pre.c (decl_vh_map): New.
4954 (decl_node_pool): New.
4955 (can_value_number_operation): Support DECL_P.
4956 (can_PRE_operation): Ditto.
4957 (create_expression_by_pieces): Ditto.
4958 (find_existing_value_expr): Modify to differnetiate between
4959 addressing and top level.
4960 (create_value_handle_for_expr): Handle DECL's.
4961 (poolify_tree): Ditto.
4962 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4963 (make_values_for_stmt): Handle DECL's properly.
4964 (init_pre): Reorg to not init useless things during FRE.
4966 * tree-flow.h: Include pointer-set.h.
4967 (decl_vh_map): Declare.
4968 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4970 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4972 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4973 the constraint description.
4974 * doc/md.texi: Update documentation of AVR constraints.
4976 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4978 * auto-inc-dec.c, config/arm/arm.c,
4979 config/m32r/constraints.md, config/mips/mips.md,
4980 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4981 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4982 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4983 typos. Follow spelling conventions.
4984 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4986 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4987 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4989 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4990 realloc_vuse): Remove.
4991 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4994 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4996 Fix PR tree-optimization/23488
4998 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4999 (try_to_simplify): Ditto.
5001 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5003 * tree-flow-inline.h (get_value_handle): Ditto.
5004 * tree-ssa-pre.c (decl_vh_map): New.
5005 (decl_node_pool): New.
5006 (can_value_number_operation): Support DECL_P.
5007 (can_PRE_operation): Ditto.
5008 (create_expression_by_pieces): Ditto.
5009 (find_existing_value_expr): Modify to differnetiate between
5010 addressing and top level.
5011 (create_value_handle_for_expr): Handle DECL's.
5012 (poolify_tree): Ditto.
5013 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5014 (make_values_for_stmt): Handle DECL's properly.
5015 (init_pre): Reorg to not init useless things during FRE.
5017 * tree-flow.h: Include pointer-set.h.
5018 (decl_vh_map): Declare.
5019 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5021 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5023 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5024 apply to assembly language, too.
5025 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5027 2007-07-06 Ian Lance Taylor <iant@google.com>
5028 Zack Weinberg <zackw@panix.com>
5031 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5033 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5035 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5036 (prefetch): Likewise if "pref" would be used.
5038 2007-07-06 Josh Conner <jconner@apple.com>
5042 * calls.c (store_one_arg): Handle arguments which are partially
5043 on the stack when detecting argument overlap.
5045 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5047 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5048 chosen during find_reloads.
5050 2007-07-06 Richard Guenther <rguenther@suse.de>
5052 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5053 TYPE_ARG_TYPES for verification of argument types. Use
5054 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5055 parameters as variable arguments.
5057 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5059 * libgcc2.h (word_type): Type definition removed.
5060 (cmp_return_type, shift_count_type): Type definitions added.
5061 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5062 replaced with shift_count_type.
5063 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5065 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5066 changed from word_type to Wtype.
5067 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5068 replaced with shift_count_type.
5069 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5071 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5072 and libgcc_shift_count attribute added.
5073 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5074 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5075 (TARGET_INITIALIZER): New target hooks added.
5076 * targhooks.c (default_libgcc_cmp_return_mode,
5077 default_libgcc_shift_count_mode): Default implementations for the new
5079 * targhooks.h (default_libgcc_cmp_return_mode,
5080 default_libgcc_shift_count_mode): Function prototypes added.
5081 * target.h (struct gcc_target): Fields for the new target hooks added.
5082 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5084 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5087 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5088 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5090 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5091 s390_libgcc_shift_count_mode): Functions added.
5092 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5093 Target hooks defined.
5095 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5097 * config/mips/mips.c (compute_frame_size): Restore the original
5098 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5099 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5100 Document why the difference is needed.
5102 2007-07-06 Richard Guenther <rguenther@suse.de>
5104 * c-common.c (boolean_increment): Use correctly typed
5107 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5109 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5110 the topmost argument register is not also included in the save mask.
5111 (mips16e_collect_argument_save_p): Take a pointer to the argument
5112 register, rather than a pointer to the number of arguments.
5113 (mips16e_collect_argument_saves): Only include argument saves
5114 that aren't in the register mask.
5116 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5118 PR rtl-optimization/32450
5119 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5120 to ensure that instructions are not moved into the prologue when
5121 profiling is on. Remove unused prologue_end variable.
5122 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5123 as a scheduling barrier.
5125 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5128 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5129 Disregard DECL_FROM_INLINE.
5131 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5133 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5134 IORing with a constant.
5136 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5138 PR rtl-optimization/32475
5139 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5140 for every definition of the stack pointer.
5142 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5144 * arm.c (vfp3_const_double_index): Copy signed results of
5145 REAL_VALUE_TO_INT into unsigned vars.
5147 2007-07-05 Richard Guenther <rguenther@suse.de>
5150 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5152 * tree-ssa.c (useless_type_conversion_p): Check canonical
5155 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5157 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5158 zero_extendhisi2): Change to define_insn_and_split.
5159 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5161 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5163 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5164 pass_match_asm_constraints): New.
5165 * passes.c (init_optimization_passes): Add new pass.
5166 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5167 * function.h (struct function): Add has_asm_statement bit.
5168 (current_function_has_asm_statement): New.
5169 * tree-pass.h (pass_match_asm_constraints): New.
5171 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5173 * config/mips/mips.c (mips_file_start): Avoid declaration
5176 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5178 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5180 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5182 * rtl.def (NOTE): Change print format string to print
5183 operand 5 as a note insn name.
5185 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5186 David Ung <davidu@mips.com>
5188 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5189 * doc/invoke.texi: (MIPS Options): Document them.
5191 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5192 David Ung <davidu@mips.com>
5194 Add support for SmartMIPS ASE.
5196 * optabs.c (expand_binop_directly): New, broken out from...
5197 (expand_binop): Here. Make it try rotating in the other
5198 direction even when the second operand isn't constant.
5199 * config/mips/mips.md (*lwxs): New.
5200 * config/mips/mips.opt (msmartmips): New.
5201 * config/mips/mips.c (mips_lwxs_address_p): New.
5202 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5203 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5204 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5205 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5206 (ISA_HAS_LWXS): New.
5207 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5208 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5209 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5210 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5211 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5212 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5213 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5215 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5217 * tree-vectorizer.c (new_loop_vec_info): Initialize
5218 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5219 * tree-vectorizer.h (_loop_vec_info): Added new filed
5220 min_profitable_iters.
5221 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5222 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5223 * tree-vect-analyze.c (vect_analyze_operations): Set
5224 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5225 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5226 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5227 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5228 and prologue cost to after they are computed.
5229 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5231 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5232 of creating vectors from scalars according to dt.
5233 (vect_model_store_cost): Likewise.
5234 (vectorizable_call): Use dt array instead of scalar dt. Call
5235 vect_model_simple_cost with additional argument dt.
5236 (vectorizable_assignment): Likewise.
5237 (vectorizable_operation): Likewise.
5238 (vectorizable_type_demotion): Likewise.
5239 (vectorizable_type_promotion): Likewise.
5240 (vectorizable_store): Use dt array instead of scalar dt. Call
5241 vect_model_store_cost with additional argument dt.
5242 (vect_do_peeling_for_loop_bound): Don't call
5243 vect_estimate_min_profitable_iters. Instead, lookup
5244 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5245 "may not be profitable".
5247 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5250 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5251 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5252 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5253 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5255 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5257 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5258 addressing modes cheaper.
5260 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5262 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5263 (dw_ranges_struct): Rename block_num to num. Adjust.
5264 (dw_ranges_by_label_struct): New.
5265 (ranges_by_label, ranges_by_label_allocated,
5266 ranges_by_label_in_use): New variables.
5267 (add_ranges_num): Factored most of the code out of...
5268 (add_ranges): ... this one. Rewrite in terms of the former.
5269 (add_ranges_by_labels): New.
5270 (output_ranges): Output by-label ranges.
5271 (dwarf2out_finish): Output range for multiple-section
5272 compile_unit. Output standard DW_AT_low_pc in addition to
5273 unexpected DW_AT_entry_pc.
5275 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5277 PR tree-optimization/32604
5278 PR tree-optimization/32606
5280 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5281 (compute_antic_safe): Removed.
5282 (ANTIC_SAFE_LOADS): Ditto.
5283 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5284 (execute_pre): Don't call compute_antic_safe.
5285 (vuse_equiv): New function.
5286 (make_values_for_stmt): Use it
5287 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5290 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5293 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5295 (avr_attribute_table): Make "naked" attribute apply to function types
5296 rather than to decls.
5297 (avr_handle_fntype_attribute): New function.
5299 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5301 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5304 2007-07-04 David Ung <davidu@mips.com>
5305 Joseph Myers <joseph@codesourcery.com>
5307 * config/mips/mips.md (type): Add logical, signext and move.
5308 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5309 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5310 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5311 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5312 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5313 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5314 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5315 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5316 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5317 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5318 movv2sf_hardfloat_64bit): Use the new types.
5319 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5320 *movdf_softfloat, *movdf_mips16): Use "multi".
5321 (extendqihi2): Replace with a define_expand.
5322 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5323 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5324 * config/mips/74k.md (r74k_int_logical): New reservation and
5326 (r74k_int_arith): Remove "slt".
5327 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5328 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5329 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5330 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5331 reservations for "arith".
5333 2007-07-04 Richard Guenther <rguenther@suse.de>
5335 * tree-ssa.c (useless_type_conversion_p): Add handling for
5336 scalar float and vector types. Only call the types_compatible_p
5337 langhook for aggregate types as last resort. Follow the
5340 2007-07-04 Richard Guenther <rguenther@suse.de>
5342 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5343 the same as NOP_EXPR.
5345 2007-07-04 Nick Clifton <nickc@redhat.com>
5347 * target.h (struct gcc_target): Add target_help field.
5348 * target-def.h (TARGET_HELP): New.
5349 (TARGET_INITIALIZER): Use TARGET_HELP.
5350 * opts.c (command_handle_option): Invoke target_help function, if
5351 defined, when the user has specified --target-help on the command
5353 * doc/invoke.texi: Mention that --target-help might print
5354 additional information.
5355 * doc/tm.texi: Document TARGET_HELP hook.
5357 * arm.c (TARGET_HELP): Override default definition.
5358 (arm_target_help): New - display a wrapped list of cores and
5359 architectures supported.
5361 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5363 * config/v850/v850.c (expand_prologue): Make sure
5364 GEN_INT() argument is sign extended rather than zero extended.
5365 (expand_epilogue): Likewise.
5366 (output_move_double): Delete.
5367 * config/v850/v850-protos.h (output_move_double): Delete.
5368 * config/v850/v850.md (movdi): Delete.
5369 (*movdi_internal): Delete.
5371 (*movdf_internal): Delete.
5373 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5375 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5376 unless compiling RTP PIC.
5378 2007-07-04 Richard Guenther <rguenther@suse.de>
5380 PR tree-optimization/32482
5381 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5382 original ssa name if we didn't find a shift expression.
5383 Fix shift constant for bit zero test.
5385 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5387 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5389 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5391 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5392 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5393 * config/arm/vxworks.h (ASM_SPEC): Delete.
5394 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5396 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5398 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5399 (DDR_REVERSED_P): New.
5400 * tree-data-ref.c (initialize_data_dependence_relation,
5401 build_classic_dist_vector): Set DDR_REVERSED_P.
5403 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5406 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5407 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5408 init_omega_for_ddr_1): Use non conservative number of iterations
5410 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5411 (analyze_siv_subscript): Remove FIXME and reinitialization of
5412 last_conflicts to chrec_dont_know.
5413 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5415 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5417 * tree.c (maybe_canonicalize_argtypes): Improve description.
5419 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5421 * tree.c (maybe_canonicalize_argtypes): New.
5422 (build_function_type): Set canonical type.
5423 (build_method_type_directly): Ditto.
5424 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5427 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5429 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5431 (rewrite_use_nonlinear_expr): Likewise.
5433 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5435 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5437 2007-07-04 Ben Elliston <bje@au.ibm.com>
5439 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5442 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5444 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5445 (Exception Handling): Likewise.
5447 2007-07-03 Jan Hubicka <jh@suse.cz>
5449 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5451 2007-07-03 Eric Christopher <echristo@apple.com>
5453 * doc/cppopts.texi: Add conflicting option note to -dM.
5454 * doc/invoke.texi: Add note about possible conflicts with
5455 -E for -dCHARS and note that -dM will not produce
5456 any results if there is no machine dependent reorg.
5458 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5460 * tree.h (DECL_ALIGN): Back out previous change.
5462 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5464 * configure.ac: Test for .dtprelword support on MIPS.
5465 * configure, config.in: Regenerate.
5466 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5467 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5469 2007-07-03 Julian Brown <julian@codesourcery.com>
5471 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5472 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5473 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5474 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5476 (all_fpus): Add FPUTYPE_VFP3.
5477 (fp_model_for_fpu): Add VFPv3 field.
5478 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5479 (vfp3_const_double_index): New function. Return integer index of
5480 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5482 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5483 and argument represents a valid RTX for a VFPv3 constant.
5484 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5486 (vfp_emit_fstmd): Similar, for fstmd.
5487 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5488 constants, represented as integer indices.
5489 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5490 VFP_REGNO_OK_FOR_DOUBLE macros.
5491 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5492 (arm_file_start): Set float-abi attribute for VFPv3, and output
5493 correct ".fpu" assembler directive.
5494 (arm_dbx_register_numbering): Add FIXME.
5495 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5496 (fputype): Add FPUTYPE_VFP3.
5497 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5498 (CALL_USED_REGISTERS): Likewise.
5499 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5500 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5501 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5502 (D7_VFP_REGNUM): New.
5503 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5504 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5505 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5506 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5507 (REG_ALLOC_ORDER): Adjust for VFPv3.
5508 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5509 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5510 VFP_LO_REGS, VFP_HI_REGS.
5511 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5512 (IS_VFP_CLASS): Define macro.
5513 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5515 (REGISTER_MOVE_COST): Likewise.
5516 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5517 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5518 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5519 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5520 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5521 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5522 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5523 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5524 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5525 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5526 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5527 where appropriate for single-word registers.
5528 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5529 As above. Fix type attributes.
5530 * config/arm/constraints.md (register_contraint "t"): Define.
5531 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5533 (register_constraint "x"): Define.
5534 (constraint "Dv"): Define.
5536 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5538 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5540 2007-07-03 Tom Tromey <tromey@redhat.com>
5542 * c-parser.c (objc_pq_context): Removed.
5543 (objc_need_raw_identifier): Likewise.
5544 (c_parser) <objc_pq_context>: New field.
5545 <objc_need_raw_identifier>: Likewise.
5546 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5547 (c_lex_one_token): Update.
5548 (c_parser_objc_protocol_definition): Update.
5549 (c_parser_objc_method_definition): Update.
5550 (c_parser_objc_methodproto): Update.
5551 (c_parser_declspecs): Update.
5553 2007-07-03 David Ung <davidu@mips.com>
5555 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5557 2007-07-03 David Ung <davidu@mips.com>
5558 Richard Sandiford <richard@codesourcery.com>
5560 * doc/invoke.texi: Document -march=74kf3_2.
5561 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5562 (TUNE_74K): Check for it.
5563 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5564 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5565 * config/mips/mips.md (cpu): Add 74kf3_2.
5566 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5567 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5568 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5569 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5570 74kf3_2 to the CPU list.
5571 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5572 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5573 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5574 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5575 (r74kf3_2_fxfer_from_c1): New insn reservations.
5577 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5578 David Ung <davidu@mips.com>
5580 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5581 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5582 and 74k[fx]. Document aliases for the new options.
5583 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5584 (PROCESSOR_24KF2_1): ...this.
5585 (PROCESSOR_24KX): Rename to...
5586 (PROCESSOR_24KF1_1): ...this.
5587 (PROCESSOR_74KF): Rename to...
5588 (PROCESSOR_74KF2_1): ...this.
5589 (PROCESSOR_74KX): Rename to...
5590 (PROCESSOR_74KF1_1): ...this.
5591 (TUNE_74K): Update PROCESSOR_* names.
5592 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5593 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5594 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5595 (mips_rtx_cost_data): Update processor names in comments.
5596 (mips_issue_rate): Update PROCESSOR_* names.
5597 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5598 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5599 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5600 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5601 Update cpu attribute names.
5602 (r24k_fpu_iss): Rename this reservation to...
5603 (r24kf2_1_fpu_iss): ...this and update all uses.
5604 (r24kx_fpu_iss): Rename this reservation to...
5605 (r24kf1_1_fpu_iss): ...this and update all uses.
5606 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5607 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5608 Update cpu attribute names.
5610 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5612 * config/m32r/constraints.md: New file.
5613 * config/m32r/m32r.c: Include tm-constrs.h.
5614 (small_data_operand): Use satisfies_constraint_* instead of macro.
5615 (addr24_operand, gen_compare): Likewise.
5616 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5617 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5618 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5619 EXTRA_CONSTRAINT): Likewise.
5620 * config/m32r/m32r.md: Include constraints.md.
5621 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5622 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5623 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5624 (two_insn_const_operand, int8_operand, uint16_operand,
5625 reg_or_int16_operand, reg_or_uint16_operand,
5626 reg_or_cmp_int16_operand, cmp_int16_operand,
5627 seth_add3_operand): Likewise.
5629 2007-07-03 Eric Christopher <echristo@gmail.com>
5631 * libgcc2.h: Conditionally declare __bswapsi2 and
5634 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5636 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5639 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5642 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5643 (__gthrw_pragma): Provide default definition.
5645 * gthr-posix.c (__gthrw_pragma): Define.
5647 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5649 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5650 before declaring inequality.
5652 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5654 * combine.c (recog_for_combine): Log the success or failure of
5655 matching new insn patterns against the machine description in
5658 2007-07-03 Revital Eres <eres@il.ibm.com>
5660 * ddg.c (print_sccs): New function.
5661 (check_sccs): New function.
5662 (create_ddg_all_sccs): Use it.
5663 * ddg.h (print_sccs): Declare.
5664 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5666 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5668 * targhooks.h (default_mode_for_suffix): New function declaration.
5669 * targhooks.c (default_mode_for_suffix): New default target hook.
5670 * target.h (struct c): New structure in the targetm struct.
5671 (mode_for_suffix): New target hook as part of struct c.
5672 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5673 default_mode_for_suffix.
5674 (TARGET_C): New define.
5675 * c-lex.c: Include "target.h".
5676 (interpret_float): Use targetm.c.mode_for_suffix to determine
5677 the mode for a given non-standard suffix.
5678 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5680 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5681 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5683 * doc/extend.texi (Floating Types): New node. Document __float80 and
5684 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5686 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5689 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5690 predicate instead of target_operand.
5691 (divsi3_i1_media, divsi3_media_2): Likewise.
5693 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5695 * tree.h (alias_sets_might_conflict_p): Rename into
5696 alias_sets_must_conflict_p.
5697 * alias.c (alias_sets_might_conflict_p): Likewise.
5698 (alias_sets_conflict_p): Use it.
5699 (objects_must_conflict_p): Likewise.
5700 * c-common.c (strict_aliasing_warning): Adjust.
5702 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5704 * rtlhooks.c (gen_lowpart_if_possible): Check for
5705 invalid subreg before calling gen_lowpart_SUBREG.
5707 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5709 * config/darwin9.h: Add copyright notice.
5710 (LINK_COMMAND_SPEC): Add comment.
5711 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5712 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5713 DARWIN_LIBSYSTEM_HAS_UNWIND.
5715 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5718 * omp-low.c (check_combined_parallel): New function.
5719 (lower_omp_parallel): Call it via walk_stmts, set
5720 OMP_PARALLEL_COMBINED if appropriate.
5721 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5722 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5723 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5724 don't consider it as combined parallel.
5726 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5728 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5729 (gcc_tooldir): Likewise.
5730 * configure: Regenerate.
5731 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5732 old configure.ac gcc_tooldir setting.
5733 (prefix_to_exec_prefix): New variable.
5734 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5735 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5737 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5739 Fix PR tree-optimization/32583
5740 Fix PR tree-optimization/32584
5741 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5742 (phi_translate_set): Use phi_translate directly now.
5743 (make_values_for_stmt): Don't value number RHS if we already know
5746 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5747 Jim Wilson <wilson@specifix.com>
5750 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5753 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5754 Richard Sandiford <richard@codesourcery.com>
5755 Nigel Stephens <nigel@mips.com>
5757 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5758 (mips16e_output_save_restore): Declare.
5759 (mips16e_save_restore_pattern_p): Likewise.
5760 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5761 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5762 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5763 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5764 (BITSET_P): New global macro, extracted from...
5765 (mips_for_each_saved_reg): ...here.
5766 (mips16e_save_restore_info): New struct.
5767 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5768 (mips16e_save_restore_regs): New variable.
5769 (mips_split_plus, mips16e_find_first_register): New functions.
5770 (mips16e_mask_registers): New function.
5771 (compute_frame_size): Expand the commentary before the function.
5772 Enforce the MIPS16e save and restore register range restrictions.
5773 Pad the general register save area at the low end.
5774 (mips16e_save_restore_reg, mips16e_build_save_restore)
5775 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5776 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5777 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5779 (mips_expand_prologue, mips_expand_epilogue): Handle
5780 GENERATE_MIPS16E_SAVE_RESTORE.
5781 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5783 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5785 PR tree-optimization/31966
5786 PR tree-optimization/32533
5787 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5788 "basic_block" description as its third argument. Update function
5789 calls to get destination bb from "edge" argument. Save "cond" into
5790 aux field of the edge. Update prototype for changed arguments.
5791 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5793 (find_phi_replacement_condition): Operate on incoming edges, not
5794 on predecessor blocks. If there is a condition saved in the
5795 incoming edge aux field, AND it with incoming bb predicate.
5796 Return source bb of the first edge.
5797 (clean_predicate_lists): Clean aux field of outgoing node edges.
5798 (tree_if_conversion): Do not initialize cond variable. Move
5799 variable declaration into the loop.
5800 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5801 initializations of new_stmt, arg0 and arg1 variables.
5803 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5805 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5806 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5808 2007-07-02 Richard Guenther <rguenther@suse.de>
5810 * tree-ssa.c (useless_type_conversion_p): Document
5811 future intent as defining the middle-end type system.
5812 Re-structure to call langhook last, group by type class,
5813 mark questionable parts.
5815 2007-07-02 Richard Guenther <rguenther@suse.de>
5817 * tree-flow.h (types_compatible_p): Declare.
5818 * tree-ssa.c (types_compatible_p): New function.
5819 * ipa-type-escape.c (discover_unique_type): Use
5820 types_compatible_p instead of lang_hooks.types_compatible_p.
5821 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5822 * tree-vn.c (expressions_equal_p): Likewise.
5823 * tree.c (fields_compatible_p): Likewise.
5824 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5825 (cprop_operand): Use useless_type_conversion_p instead of
5826 lang_hooks.types_compatible_p.
5827 * tree-inline.c (setup_one_parameter): Likewise.
5828 (declare_return_variable): Likewise.
5829 * tree-nrv.c (tree_nrv): Likewise.
5830 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5831 (maybe_fold_offset_to_component_ref): Likewise.
5832 (maybe_fold_offset_to_reference): Likewise.
5833 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5834 (merge_alias_info): Likewise.
5835 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5836 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5837 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5838 * tree-tailcall.c (find_tail_calls): Likewise.
5839 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5840 * gimplify.c (canonicalize_addr_expr): Likewise.
5841 (fold_indirect_ref_rhs): Likewise.
5842 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5843 (cpt_same_type): Likewise.
5844 (check_pointer_types_r): Swap parameters to cpt_same_type
5846 * fold-const.c (fold_convert): Revert fix for PR15988.
5847 * tree-inline.c (setup_one_parameter): Instead fix it here by
5848 using fold_build1 instead of fold_convert and checking for
5849 error_mark_node. Convert only if the conversion is necessary.
5851 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5853 * configure.ac: Check for .gnu_attribute on Power.
5854 * configure: Regenerate.
5855 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5856 attribute for floating-point ABI.
5858 2007-07-02 Ira Rosen <irar@il.ibm.com>
5860 PR tree-optimization/32230
5861 PR tree-optimization/32477
5862 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5863 address is a constant.
5865 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5867 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5868 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5869 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5870 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5871 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5872 64-bit targets. Add support for *-elfoabi*.
5873 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5874 different settings if $(tm_defines) does not select the EABI.
5875 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5876 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5877 (MIPS_ARCH_OPTION_SPEC): Likewise.
5878 (MIPS_ISA_LEVEL_SPEC): Likewise.
5879 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5880 * config/mips/elfoabi.h: New file.
5882 2007-07-02 Richard Guenther <rguenther@suse.de>
5884 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5885 (useless_type_conversion_p): ... this.
5886 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5887 (useless_type_conversion_p): ... this.
5888 * builtins.c (fold_builtin_memory_op): Rename
5889 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5890 * tree-cfg.c (verify_expr): Likewise.
5891 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5892 * tree-ssa-ccp.c (ccp_fold): Likewise.
5893 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5894 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5895 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5896 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5897 * tree-ssa-pre.c (eliminate): Likewise.
5898 * tree-ssa.c (delete_tree_ssa): Likewise.
5899 (tree_ssa_useless_type_conversion): Likewise.
5900 * tree.c (build2_stat): Likewise.
5902 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5904 Fix PR tree-optimization/32571
5905 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5908 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5910 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5911 and other expected operations explicitly, change default to
5914 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5916 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5918 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5919 (tls_load_dot_plus_eight): Move the label number into the unspec.
5920 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5922 2007-07-01 Andreas Schwab <schwab@suse.de>
5924 * dwarf2out.c (initial_return_save): Define only if used.
5926 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5928 Unreverting Richard's Revert of:
5930 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5932 * dce.c (deletable_insn_p_1): New function, split out from...
5933 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5934 specially, not those inside PARALLELs. Remove BODY argument
5935 and adjust recursive call accordingly.
5936 (prescan_insns_for_dce): Update call to delete_insn_p.
5938 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5939 Revital Eres <eres@il.ibm.com>
5941 * ddg.c (create_ddg_all_sccs): Fix missed
5942 initialization of scc_nodes.
5944 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5947 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5948 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5950 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5952 * configure.ac: Check for .gnu_attribute on MIPS.
5953 * configure, config.in: Regenerate.
5954 * config/mips/mips.c (mips_file_start): If supported, output
5955 attribute for floating-point ABI.
5957 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5960 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5961 (ffs_cmove): New expander to expand using ctz pattern.
5962 (*ffs_cmove): Remove pattern.
5963 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5964 (ffsdi2): Expand using ctz pattern.
5965 (*ffs_rex64): Remove pattern.
5967 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5969 PR rtl-optimization/32296
5970 * pa.md (return): Delete pattern.
5971 (return_internal): Remove "(const_int 1)" from pattern.
5972 (epilogue): Use return_internal pattern for trivial returns.
5973 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5974 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5976 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5978 * tree-ssa-pre.c (is_exception_related): New function
5979 (can_value_number_operation): Use it.
5981 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5983 Fix PR tree-optimization/32540
5984 Fix PR tree-optimization/31651
5986 * tree-ssa-sccvn.c: New file.
5988 * tree-ssa-sccvn.h: Ditto.
5990 * tree-vn.c: Include tree-ssa-sccvn.h
5991 (val_expr_paid_d): Removed.
5992 (value_table): Ditto.
5993 (vn_compute): Ditto.
5994 (val_expr_pair_hash): Ditto.
5995 (val_expr_pair_expr_eq): Ditto.
5996 (copy_vuses_from_stmt): Ditto.
5999 (shared_vuses_from_stmt): Ditto.
6000 (print_creation_to_file): Moved up.
6001 (sort_vuses): Ditto.
6002 (sort_vuses_heap): Ditto.
6003 (set_value_handle): Make non-static.
6004 (make_value_handle): Ditto.
6005 (vn_add): Rewritten to use sccvn lookups.
6006 (vn_add_with_vuses): Ditto.
6007 (vn_lookup): Ditto (and second argument removed).
6008 (vn_lookup_with_vuses): Ditto.
6009 (vn_lookup_or_add): Ditto (and second argument removed);
6010 (vn_lookup_or_add_with_vuses): Ditto.
6011 (vn_lookup_with_stmt): New.
6012 (vn_lookup_or_add_with_stmt): Ditto.
6013 (create_value_handle_for_expr): Ditto.
6015 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6016 (seen_during_translate): New function.
6017 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6018 (phi_trans_add): Ditto.
6019 (constant_expr_p): FIELD_DECL is always constant.
6020 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6021 Use constant_expr_p.
6022 Avoid infinite recursion on mutually valued expressions.
6023 Change callers of vn_lookup_or_add.
6024 (phi_translate): New function.
6025 (compute_antic_safe): Allow phi nodes.
6026 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6027 (find_or_generate_expression): Rewrite slightly.
6028 (create_expression_by_pieces): Updated for vn_lookup_or_add
6030 Update VN_INFO for new names.
6031 (insert_into_preds_of_block): Update for new names.
6032 (add_to_exp_gen): New function.
6033 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6034 (find_existing_value_expr): Rewrite to changed vn_lookup.
6035 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6036 (try_look_through_load): Removed.
6037 (try_combine_conversion): Ditto.
6038 (get_sccvn_value): New function.
6039 (make_values_for_phi): Ditto.
6040 (make_values_for_stmt): Ditto.
6041 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6043 (init_pre): Update for SCCVN changes.
6045 (execute_pre): Ditto.
6047 * tree-flow.h (make_value_handle): Declare.
6048 (set_value_handle): Ditto.
6049 (sort_vuses_heap): Ditto.
6050 (vn_lookup_or_add_with_stmt): Ditto.
6051 (vn_lookup_with_stmt): Ditto.
6052 (vn_compute): Remove.
6055 (vn_lookup): Update arguments.
6057 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6059 (tree-ssa-sccvn.o): New.
6060 (OBJS-common): Add tree-ssa-sccvn.o
6062 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6065 * c-typeck.c (build_external_ref): Don't mark as used if called
6067 * calls.c (rtx_for_function_call): Likewise.
6069 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6073 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6075 * dce.c (deletable_insn_p_1): New function, split out from...
6076 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6077 specially, not those inside PARALLELs. Remove BODY argument
6078 and adjust recursive call accordingly.
6079 (prescan_insns_for_dce): Update call to delete_insn_p.
6081 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6083 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6084 (try_combine): Move potential calls to undo_all() so they happen
6085 before we commit to using the combined insns.
6087 2006-06-30 Jan Hubicka <jh@suse.cz>
6089 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6092 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6094 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6095 (cgraph_remove_unreachable_nodes): Likewise.
6096 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6097 * ipa-inline.c (update_caller_keys): Cast according to the coding
6099 (cgraph_decide_recursive_inlining): Likewise.
6100 (cgraph_decide_inlining_of_small_function): Likewise.
6101 (try_inline): Likewise.
6102 (cgraph_decide_inlining_incrementally): Likewise.
6103 * ipa-pure-const.c (get_function_state): Likewise.
6104 (scan_function): Likewise.
6105 (analyze_function): Likewise.
6106 (static_execute): Likewise.
6107 * ipa-reference.c (scan_for_static_refs): Likewise.
6108 (merge_callee_local_info): Likewise.
6109 (analyze_function): Use type safe memory macros.
6110 (static_execute): Likewise. Cast according to the coding conventions.
6111 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6113 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6115 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6116 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6119 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6122 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6123 for complex modes (both int and real).
6125 2007-06-29 Jan Hubicka <jh@suse.cz>
6127 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6129 2007-06-29 Jan Hubicka <jh@suse.cz>
6132 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6135 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6138 * config/avr/avr.c: Include dataflow header file.
6139 (expand_prologue): Adjust for prologue insn change.
6140 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6143 2007-06-29 Richard Guenther <rguenther@suse.de>
6146 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6147 during type verification.
6149 2007-06-29 Jan Hubicka <jh@suse.cz>
6151 * recog.c (validate_change_rtx_1): Unshare TO argument.
6153 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6155 PR tree-optimization/24659
6156 * tree-vect-transform.c (vectorizable_call): Handle
6157 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6159 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6160 * config/i386/i386.c (enum ix86_builtins)
6161 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6162 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6164 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6165 const using def_builtin_const.
6166 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6167 input operands in the same modes as the result.
6168 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6170 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6172 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6173 (df_set_dead_notes_for_mw): Likewise.
6175 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6177 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6179 2007-06-28 DJ Delorie <dj@redhat.com>
6181 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6183 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6185 * doc/invoke.texi (C++ Dialect Options): Document
6186 fvisibility-ms-compat.
6187 * c.opt (fvisibility-ms-compat): New.
6189 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6192 * tree-affine.c (aff_combination_add_elt): Handle
6193 pointer addition specially.
6195 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6197 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6198 decl is non-external for AIX ABI.
6200 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6202 * config/rs6000/predicates.md (current_file_function_operand):
6203 Ensure the symbol is non-external for AIX ABI.
6205 2007-06-28 Nick Clifton <nickc@redhat.com>
6207 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6208 (fdce, fdse, fpredictive-commoning): Likewise.
6210 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6213 * gcc.c (process_command): Recognize the new -static-libgfortran
6216 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6219 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6220 Use a call clobbered hard reg instead of a pseudo reg.
6222 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6224 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6226 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6229 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6230 REG_LIBCALL and REG_RETVAL notes.
6231 (divsi3, mulsi3): Likewise.
6232 (mulhisi3): Likewise. Use emit_libcall_block.
6233 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6235 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6237 PR rtl-optimization/32481
6238 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6240 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6242 * dce.c (deletable_insn_p_1): New function, split out from...
6243 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6244 specially, not those inside PARALLELs. Remove BODY argument
6245 and adjust recursive call accordingly.
6246 (prescan_insns_for_dce): Update call to delete_insn_p.
6248 2007-06-27 Richard Guenther <rguenther@suse.de>
6251 * tree.h (fold_convertible_p): Declare.
6252 * fold-const.c (fold_convertible_p): New function.
6253 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6254 instead of lang_hooks.types_compatible_p.
6256 2007-06-26 Jan Hubicka <jh@suse.cz>
6258 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6259 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6260 early use validate_unshare_change.
6261 (reload_combine): Likewise.
6262 * recog.c (change_t): New field unshare.
6263 (validate_change_1): Rename from validate_change; add argument unshare.
6264 (validate_change): Turn into wrapper of validate_change_1; update
6265 prototype for bools.
6266 (validate_unshare_change): New.
6267 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6268 calls of df_insn_rescan.
6269 * recog.h (validate_change): Replace ints by bools.
6270 (validate_unshare_change): Declare.
6272 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6274 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6276 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6278 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6280 2007-06-25 Jan Hubicka <jh@suse.cz>
6282 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6284 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6285 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6286 places other call site specific checks are performed.
6288 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6291 * tree-vect-transform.c (vectorizable_operation): Convert
6292 POINTER_PLUS_EXPR over to PLUS_EXPR.
6294 2007-06-25 Chao-ying Fu <fu@mips.com>
6296 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6297 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6298 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6299 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6301 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6302 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6303 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6304 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6305 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6306 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6307 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6308 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6309 ALL_FIXED_POINT_MODE_P): New define.
6310 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6312 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6314 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6315 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6316 MODE_VECTOR_UACCUM): New mode classes.
6318 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6319 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6320 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6323 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6324 (blank_mode): Initialize ibit and fbit.
6325 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6326 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6328 (new_adjust): Change required_class to required_class_from and
6329 required_class_to for testing within a range.
6330 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6331 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6333 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6334 (make_fixed_point_mode): New.
6335 (_ADD_ADJUST): Change C to C1 and C2.
6336 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6337 use a range for machine classes.
6338 (ADJUST_IBIT, ADJUST_FBIT): New.
6339 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6341 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6342 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6343 Emit adjustment for ibit and fbit.
6344 (emit_mode_ibit, emit_mode_fbit): New.
6345 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6347 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6349 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6350 as the source of the set.
6352 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6354 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6355 FP_REGNO_P): Use IN_RANGE.
6356 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6357 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6358 (DATA_REG_P): Use DATA_REGNO_P.
6359 (FP_REG_P): Use FP_REGNO_P.
6360 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6361 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6362 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6364 2007-06-24 Jan Hubicka <jh@suse.cz>
6367 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6369 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6372 * fold-const.c (fold_binary): Strip nops of operand 0
6373 of BIT_NOT_EXPR before calling operand_equal_p.
6374 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6375 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6377 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6379 * doc/extend.texi: Document that dllimport and dllexport imply
6381 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6382 imported or exported declaration, including type declarations.
6383 * c-common.c (handle_visibility_attribute): Check for conflicts
6384 with dllimport/dllexport.
6385 (c_determine_visibility): Handle dllimport/dllexport as an
6386 explicit visibility atttribute.
6388 2007-06-23 Richard Guenther <rguenther@suse.de>
6390 PR tree-optimization/16876
6392 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6394 * tree-inline.c (initialize_inlined_parameters): Do not call
6395 lang_hooks.tree_inlining.convert_parm_for_inlining.
6396 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6397 reason for mismatched types.
6398 * gimplify.c (gimplify_call_expr): Verify the call expression
6399 arguments match the called function type signature. Otherwise
6400 mark the call expression to be not considered for inlining
6401 using CALL_CANNOT_INLINE_P flag.
6402 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6403 edges call expression.
6404 (cgraph_decide_inlining_of_small_function): Likewise.
6405 (cgraph_decide_inlining): Likewise.
6406 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6408 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6409 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6410 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6412 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6413 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6415 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6416 convert_parm_for_inlining member.
6418 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6421 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6422 Remove optimization for GT.
6424 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6427 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6429 (prescan_insns_for_dce): Add extra parameter.
6431 2007-06-23 Jan Hubicka <jh@suse.cz>
6434 * gimplify.c (mark_addressable): New function.
6435 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6437 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6440 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6442 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6445 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6446 moves between MMX/SSE registers to at least 8 units to prevent
6447 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6449 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6451 * config/i386/i386.c (override_options): Correct x86_sahf
6454 2007-06-21 David Daney <ddaney@avtrex.com>
6457 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6458 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6459 (exception_receiver): Renamed to ...
6460 (nonlocal_goto_receiver): ... this.
6462 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6464 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6465 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6466 partial register accesses.
6468 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6470 * fold-const.c (debug_fold_checksum): Move it under
6471 ENABLE_FOLD_CHECKING.
6473 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6476 * tree.h (debug_fold_checksum): Declared.
6477 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6478 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6479 build_fold_addr_expr_with_type_1.
6480 (fold_addr_expr, debug_fold_checksum): New.
6481 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6482 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6485 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6487 PR tree-optimization/19590
6488 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6489 of scev is a constant.
6490 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6492 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6494 * df-problems.c (df_note_bb_compute): Made computation of live
6495 info consistent with df_lr.
6497 2007-06-21 Richard Guenther <rguenther@suse.de>
6499 PR tree-optimization/32453
6500 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6501 for pointer anti-range.
6503 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6505 * config/i386/i386.c (processor_target_table): Increase maximum
6506 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6509 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6510 byte alignment if > 8 byte alignment is preferred.
6511 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6513 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6515 PR tree-optimization/31866
6516 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6517 if ASM_EXPR's input is not a SSA_NAME.
6520 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6521 but decl is a global var, instead return decl.
6522 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6523 even for is_global_var decls, if they are private in some outer
6526 2007-06-21 Richard Guenther <rguenther@suse.de>
6528 PR tree-optimization/32451
6529 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6531 2007-06-21 Christian Bruel <christian.bruel@st.com>
6533 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6534 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6535 (push_regs): Changed saving order or banked registers.
6536 (sh_expand_epilogue): Likewise.
6537 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6538 (FIRST_BANKED_REG): Likewise.
6539 (LAST_BANKED_REG): Likewise.
6540 * config/sh/sh.md (banked) New attribute.
6541 (in_delay_slot): Check banked attribute.
6543 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6545 PR tree-optimization/32075
6546 * tree-data-ref.c (subscript_dependence_tester_1,
6547 analyze_miv_subscript, analyze_overlapping_iterations,
6548 add_distance_for_zero_overlaps, build_classic_dist_vector,
6549 subscript_dependence_tester_1, analyze_overlapping_iterations,
6550 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6551 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6552 to evolution_function_is_affine_multivariate_p.
6554 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6556 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6558 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6561 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6563 * config/m32c/prologue.md (epilogue_exitd_16): New.
6564 (epilogue_reit_16): New.
6565 (epilogue_exitd): Rename to epilogue_exitd_24.
6566 (epilogue_reit): Rename to epilogue_reit_24.
6568 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6569 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6571 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6573 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6574 if dbg_cnt (sched_insn) reaches the limit.
6575 (choose_ready): New parameter INSN_PTR and new return value.
6576 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6577 the new return value from choose_ready.
6578 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6579 (rest_of_handle_global_alloc): New global_alloc_at_func.
6581 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6583 PR tree-optimization/25737
6584 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6585 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6586 * tree-flow.h (struct fieldoff): Add new field alias_set.
6587 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6588 argument addressable_type. Set alias_set of fieldoff.
6589 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6590 (create_overlap_variables_for): Pass alias_set from fieldoff to
6592 * alias.c (get_alias_set): Use alias_set from SFT if set.
6594 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6596 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6597 of a variable as an unsigned HOST_WIDE_INT integer.
6599 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6601 PR rtl-optimization/32405
6602 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6604 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6606 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6609 * builtins.c: Include diagnostic.h.
6610 (expand_builtin_expect): Make gcc_assert more permissive.
6611 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6614 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6618 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6619 if ACCUMULATE_OUTGOING_ARGS.
6621 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6623 * config/m68hc11/m68hc11.c: Include dataflow header file.
6624 (m68hc11_reorg): Port to dataflow.
6626 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6628 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6629 (struct df_problem.free_blocks_on_set_blocks): New field.
6630 (struct dataflow.optional_p): New field.
6631 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6632 (df_live_set_all_dirty): New function.
6633 * df-scan.c (df_scan_alloc): Initialize optional_p.
6634 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6635 * df-core.c (df_set_blocks): Removed use of
6636 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6637 df_problem.free_blocks_on_set_blocks to determine which blocks are
6639 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6640 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6641 uses dataflow.optional_p to determine if problem should be
6643 (rest_of_handle_df_initialize): Only start live problem if
6645 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6646 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6647 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6648 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6649 problem_NOTE): Initialize free_blocks_on_set_blocks.
6650 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6652 (df_live_set_all_dirty, df_note_alloc): New function.
6653 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6655 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6656 * postreload.c (reload_combine): Ditto.
6657 * cse.c (cse_extended_basic_block): Ditto.
6658 * regmove.c (mark_flags_life_zones): Ditto.
6659 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6660 erase_matching_seqs): Ditto.
6661 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6662 * integrate (allocate_initial_values): Ditto.
6663 * combine.c (reg_dead_at_p): Ditto.
6664 * resource.c (mark_target_live_regs): Ditto.
6665 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6666 * config/sh/sh.c (find_r0_life_regions): Ditto.
6667 * global.c (rest_of_handle_global_alloc): Only add back df_live
6669 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6671 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6673 (if_convert): Make sure df_live is there at -O == 1.
6674 (pass_if_after_combine): Cleanup flags.
6675 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6676 is there at -O == 1.
6678 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6680 * config/arm/arm.c (arm_get_frame_offsets): Set
6681 offsets->locals_base to avoid negative stack size.
6682 (thumb1_expand_prologue): Assert on negative stack size.
6684 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6686 PR tree-optimization/32367
6687 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6688 of the chrec has no evolution in that loop.
6689 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6691 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6693 * config/xtensa/xtensa.c: Include "df.h".
6694 (xtensa_builtin_saveregs): Use adjust_address instead of
6696 (xtensa_va_start): Invoke make_tree with sizetype for
6697 expand_builtin_saveregs and then convert the result to a pointer.
6698 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6699 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6700 Subtract argument size from index value as integers and then use
6701 POINTER_PLUS_EXPR to add the result to the array address.
6703 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6706 * config/m32c/m32c.c: Include dataflow header file.
6707 (m32c_emit_prologue): Adjust for prologue insn change.
6708 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6709 once inside a PARALLEL. Assume frame size passed in operand 0
6710 includes space to save the fb register.
6711 (prologue_enter_24): Likewise.
6712 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6714 2007-06-19 David Daney <ddaney@avtrex.com
6717 * config/mips/mips.md (cprestore): Mark $gp as used.
6719 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6722 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6723 (frv_ifcvt_modify_insn): Likewise.
6725 2007-06-19 Richard Guenther <rguenther@suse.de>
6727 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6728 only handle positive offsets that fit in a HOST_WIDE_INT.
6730 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6732 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6733 result of rsqrt insn for zero input argument to avoid NaN.
6735 2007-06-19 Richard Guenther <rguenther@suse.de>
6738 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6740 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6742 PR tree-optimization/32353
6743 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6745 2007-06-19 Nick Clifton <nickc@redhat.com>
6747 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6749 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6752 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6753 * config/i386/i386.c (assign_386_stack_local): Assert that
6754 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6755 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6756 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6757 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6759 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6761 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6763 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6765 PR rtl-optimization/32321
6766 * gcse.c (replace_store_insn): Update the note before
6767 calling emit_insn_after.
6769 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6772 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6774 * df-problems.c (df_note_bb_compute): Fix dumping info.
6776 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6778 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6779 insn with emit_jump_insn.
6781 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6783 PR tree-optimization/32383
6784 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6785 * targhooks.h (default_builtin_reciprocal): Update prototype.
6786 * target.h (struct gcc_target): Update builtin_reciprocal.
6787 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6788 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6789 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6790 when fndecl is in BUILT_IN_MD class.
6791 (execute_convert_to_rsqrt): Ditto.
6793 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6794 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6795 Convert BUILT_IN_SQRTF code only when md_fn is false.
6797 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6799 * bt-load.c (move_btr_def): Fix the order of arguments
6800 to validate_replace_rtx.
6802 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6804 * config/m68k/m68k-devices.def: Add 54450..54455.
6806 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6808 PR rtl-optimization/32366
6809 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6810 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6813 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6816 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6817 this is true, rescan insn being modified.
6818 (sms_schedule): Added rescan parameter.
6819 (rest_of_handle_sms): Moved freeing of dominance info to before
6820 getting out of cfg_layout.
6822 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6824 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6825 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6828 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6829 FL_CF_EMAC from the entry for isac.
6831 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6832 (const_sibcall_operand): New.
6833 (sibcall_operand): Use it.
6834 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6835 (m68k_isas): ISAC does not imply FPU or EMAC.
6836 (override_options): Add ISA_C logic for symbolic jump & call.
6838 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6840 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6841 return mode from the builtin itself.
6842 (sparc_fold_builtin): Fix cast of zero constant.
6844 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6846 * targhooks.c (default_builtin_reciprocal): New default target hook.
6847 * targhooks.h (default_builtin_reciprocal): Add prototype.
6848 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6849 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6850 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6851 default_builtin_reciprocal.
6853 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6856 * hooks.c (hook_tree_tree_bool_null): New hook.
6857 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6858 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6859 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6860 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6861 and convert it to reciprocal a*rfunc(b).
6862 (execute_convert_to_rsqrt): New function.
6863 (gate_convert_to_rsqrt): New function.
6864 (pass_convert_to_rsqrt): New pass definition.
6865 * target.h (struct gcc_target): Add builtin_reciprocal.
6866 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6867 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6868 TARGET_BUILTIN_RECIPROCAL.
6869 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6871 * config/i386/i386.h (TARGET_RECIP): New define.
6872 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6873 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6874 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6875 and not optimizing for size.
6876 (*rcpsf2_sse): New insn pattern.
6877 (*rsqrtsf2_sse): Ditto.
6878 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6879 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6880 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6881 and not optimizing for size.
6882 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6883 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6884 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6885 and not optimizing for size.
6886 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6887 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6888 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6889 and not optimizing for size.
6890 (*sse_rsqrtv4sf2): Do not export.
6892 (sse_rsqrtv4sf2): New expander. Expand 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.
6897 * config/i386/i386.opt (mrecip): New option.
6898 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6899 (ix86_emit_swsqrtsf): Ditto.
6900 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6901 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6903 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6904 ix86_expand_unop1_builtin.
6905 (ix86_emit_swdivsf): New function.
6906 (ix86_emit_swsqrtsf): Ditto.
6907 (ix86_builtin_reciprocal): New function.
6908 (TARGET_BUILTIN_RECIPROCAL): Use it.
6909 (ix86_vectorize_builtin_conversion): Rename from
6910 ix86_builtin_conversion.
6911 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6912 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6913 "i386 and x86_64 Options" section.
6914 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6916 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6917 Zdenek Dvorak <dvorakz@suse.cz>
6918 Richard Guenther <rguenther@suse.de>
6919 Kaz Kojima <kkojima@gcc.gnu.org>
6921 * tree-vrp.c (compare_values_warnv): Convert val2 to
6923 (extract_range_from_assert): Create
6924 POINTER_PLUS_EXPR for pointer types.
6925 (extract_range_from_binary_expr): Handle
6926 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6928 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6929 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6930 POINTER_PLUS_EXPR as PLUS_EXPR.
6931 (number_of_iterations_lt_to_ne):
6932 For pointer types, use sizetype when
6933 creating MINUS_EXPR/PLUS_EXPRs.
6934 (assert_loop_rolls_lt): For pointer types, use sizetype when
6935 creating MINUS_EXPR/PLUS_EXPRs.
6936 (number_of_iterations_le): Likewise.
6937 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6938 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6939 like PLUS_EXPR and MINUS_EXPR.
6940 * tree-pretty-print.c (dump_generic_node): Handle
6942 (op_prio): Likewise.
6943 (op_symbol_1): Likewise.
6944 * optabs.c (optab_for_tree_code): Likewise.
6945 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6947 * tree-tailcall.c (process_assignment): Mention
6948 POINTER_PLUS_EXPR in a TODO comment.
6949 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6950 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6951 not used with a pointer and an integer type.
6952 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6953 increment using chrec_convert_rhs instead of chrec_convert.
6954 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6955 PLUS_EXPR except for the right hand side's type will be
6957 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6958 (fold_used_pointer_cast): Kill.
6959 (pointer_offset_p): Kill.
6960 (fold_used_pointer): Kill.
6961 (pointer_used_p): Kill.
6962 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6963 call fold_used_pointer.
6964 (instantiate_parameters_1): Convert the increment
6965 using chrec_convert_rhs instead of chrec_convert.
6966 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6967 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6968 instead of PLUS_EXPR.
6969 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6970 PLUS_EXPR for pointers.
6971 (std_gimplify_va_arg_expr): Likewise.
6972 (fold_builtin_memory_op): Likewise.
6973 (fold_builtin_strstr): Likewise.
6974 (fold_builtin_strchr): Likewise.
6975 (fold_builtin_strrchr): Likewise.
6976 (fold_builtin_strpbrk): Likewise.
6977 (expand_builtin_memory_chk): Likewise.
6978 (fold_builtin_memory_chk): Likewise.
6979 (std_expand_builtin_va_start): Use
6980 sizetype for the call to make_tree and then convert
6981 to the pointer type.
6982 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6983 instead of PLUS_EXPR for adding to a pointer.
6984 (std_gimplify_va_arg_expr): Use fold_build2 for
6985 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6986 the operands to sizetype first and then cast the BIT_AND_EXPR
6987 back to the pointer type.
6988 * fold-const.c (build_range_check): Handle pointer types
6990 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6991 of PLUS_EXPR's. Make sure the offset is converted to
6993 (try_move_mult_to_index): Strip the NOPs from the offset.
6994 Remove code argument and replace all uses with PLUS_EXPR.
6995 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6996 specially. Don't use a pointer type for MINUS_EXPR.
6997 (fold_unary): Handle for (T1)(X op Y),
6998 only p+ as that is the only as that can be handled for
6999 binary operators now.
7000 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7002 <case PLUS_EXPR>: Add folding of PTR+INT into
7004 Don't call try_move_mult_to_index.
7005 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7006 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7007 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7008 Don't call try_move_mult_to_index.
7009 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7010 (tree_expr_nonzero_p): Likewise.
7011 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7012 of PLUS_EXPR for the complex expression folding.
7013 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7014 first chrec is a pointer type, then the second should
7015 be sizetype and not the first's type.
7016 For POINTER_PLUS_EXPR, use a different right hand side type.
7017 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7018 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7019 different right hand side type.
7020 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7021 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7022 instead of PLUS_EXPR.
7023 When either operand is zero, convert the other operand.
7024 (chrec_apply): Use chrec_convert_rhs
7025 on the argument x instead of chrec_convert.
7026 (reset_evolution_in_loop): For pointer types, the new_evol
7028 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7029 different right hand side type.
7030 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7031 (chrec_convert_rhs): New function.
7032 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7033 different right hand side type.
7034 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7035 * tree-chrec.h (chrec_convert_rhs): New prototype.
7036 (build_polynomial_chrec): For pointer types, the right hand
7037 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7038 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7039 Remove subtraction case as it is always addition now.
7040 Make sure the offset is converted to sizetype.
7041 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7042 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7043 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7044 PLUS_EXPR in pointer type.
7045 Handle POINTER_PLUS_EXPR.
7046 (tree_to_aff_combination): Likewise.
7047 (force_expr_to_var_cost): Likewise.
7048 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7049 instead of PLUS_EXPR for pointers.
7050 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7051 instead of PLUS_EXPR of pointer types.
7052 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7054 (check_va_list_escapes): Likewise.
7055 (check_all_va_list_escapes): Likewise.
7056 * dwarf2out.c (loc_descriptor_from_tree_1):
7057 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7058 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7059 (string_constant): Likewise.
7060 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7061 the offset to the base, use POINTER_PLUS_EXPR.
7062 (add_to_parts): Convert the index to sizetype.
7063 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7064 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7065 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7066 Offset only holds something for PLUS_EXPR.
7067 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7069 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7071 (analyze_accesses_for_modify_stmt): Likewise.
7072 Remove comment about the type being integral type as it is
7074 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7076 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7078 Correct the type which the artimentic is done in (is now
7081 * tree-data-ref.c (split_constant_offset): Handle
7083 * tree-affine.c (tree_to_aff_combination): Likewise.
7084 * c-typeck.c (build_unary_op): For pointers create the increment
7085 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7087 * gimplify.c (gimplify_self_mod_expr): Create a
7088 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7089 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7090 * tree.def (POINTER_PLUS_EXPR): New tree code.
7091 * tree-predcom.c (ref_at_iteration): If we have a pointer
7092 type do the multiplication in sizetype.
7093 * tree-mudflap.c (mf_xform_derefs_1): Create a
7094 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7095 * tree-ssa-forwprop.c
7096 (forward_propagate_addr_into_variable_array_index):
7097 Don't expect there to be a cast for the index as that
7098 does not exist anymore.
7099 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7100 instead of PLUS_EXPR.
7101 Don't check for the first operand of the POINTER_PLUS_EXPR
7102 was the index as it cannot be.
7103 Call forward_propagate_addr_into_variable_array_index with
7104 the SSA_NAME instead of the statement.
7105 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7106 (compare_constant): Likewise.
7107 (copy_constant): Likewise.
7108 (compute_reloc_for_constant): Likewise.
7109 (output_addressed_constants): Likewise.
7110 (initializer_constant_valid_p): Likewise.
7111 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7112 Convert the MIN/MAX of the inner type to the outer
7113 type before comparing them.
7114 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7115 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7116 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7117 of PLUS_EXPR for pointers.
7118 * tree-inline.c (estimate_num_insns_1): Handle
7120 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7121 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7122 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7123 instead of PLUS_EXPR for the pointer increment statement.
7124 (vect_update_ivs_after_vectorizer): For pointer types, create
7125 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7126 MULT_EXPR in sizetype.
7127 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7129 * tree-object-size.c (plus_expr_object_size): Handle
7130 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7131 code which is trying to figure out which side is a pointer and
7133 (check_for_plus_in_loops_1): Likewise.
7134 (check_for_plus_in_loops): Likewise.
7135 * c-common.c (pointer_int_sum): Create a
7136 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7137 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7138 only POINTER_PLUS_EXPR. Removing all the extra
7139 code which is trying to figure out which side is a pointer and
7141 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7142 PLUS_EXPR and MINUS_EXPR.
7143 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7145 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7146 with make_tree, instead of a pointer type.
7147 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7148 for pointers instead of PLUS_EXPR.
7149 (s390_gimplify_va_arg): Likewise.
7150 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7151 instead of PLUS_EXPR when doing addition on pointer
7152 types. Use sizetype for the second operand.
7153 (spu_gimplify_va_arg_expr): Likewise.
7154 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7155 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7156 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7157 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7158 for the pointer addition and also use size_int/sizetype
7160 (ix86_gimplify_va_arg): Likewise.
7161 Perform BIT_AND_EXPR on sizetype arguments.
7162 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7163 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7164 for the pointer additions and also use size_int for the offsets.
7165 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7166 additions and also use size_int for the offsets. Perform
7167 BIT_AND_EXPR on sizetype arguments.
7168 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7169 POINTER_PLUS_EXPR for pointers and create the
7170 BIT_AND_EXPR in sizetype.
7171 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7172 instead of PLUS_EXPR for pointer addition.
7173 (rs6000_va_start): Likewise.
7174 Also use sizetype for the offset.
7175 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7176 as PLUS_EXPR/MINUS_EXPR.
7177 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7178 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7179 Don't use BIT_AND_EXPR on a pointer type, convert the
7180 expression to sizetype first.
7181 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7183 (mips_gimplify_va_arg_expr): Likewise.
7184 Don't create BIT_AND_EXPR in a pointer type.
7186 2007-06-15 Eric Christopher <echristo@apple.com>
7188 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7189 (x86_64-*-darwin*): Ditto.
7190 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7193 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7195 * doc/extend.texi: Document behavior of __attribute__((aligned))
7198 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7200 * rtlanal.c (note_stores): Improve documentation.
7202 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7204 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7205 LOCAL_LABEL_PREFIX): Delete.
7206 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7207 (bfin_internal_label): Delete.
7209 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7211 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7212 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7213 otherwise define to LIBGCC2_TF_CEXT.
7214 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7215 (LIBGCC_TF_CEXT): Ditto.
7218 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7220 PR rtl-optimization/32339
7221 * df-scan.c (df_uses_record): Don't modify flags but just add to
7222 it for df_ref_record.
7224 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7226 * tree-mudflap.c: Fix whitespace issues.
7228 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7230 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7232 2007-06-14 Eric Christopher <echristo@apple.com>
7234 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7235 (movv4sf): Use gcc_unreachable instead of abort.
7237 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7240 * config/i386/sfp-machine.h (CMPtype): New define.
7241 (mach stubs): Use CMPtype instead of int as a return type.
7243 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7245 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7246 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7247 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7248 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7249 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7250 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7251 config/soft-fp/soft-fp.h: Update from glibc CVS.
7253 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7255 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7257 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7260 * config/v850/v850.c: Include dataflow header file.
7261 (substitute_ep_register): Fix typo.
7263 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7265 * configure.ac: Fix earlier checkin.
7266 * configure: Regenerated.
7268 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7270 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7271 * aclocal.m4: Regenerate.
7272 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7273 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7274 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7275 * configure: Regenerate.
7276 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7278 * Makefile.in (quickstrap): Build libgcc too.
7280 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7282 * configure.ac: Add --enable-checking=df. Explicitly mention that
7283 the variables are initialized as for "release".
7284 * df-core.c: Use it.
7285 * configure: Regenerate.
7286 * config.in: Regenerate.
7288 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7290 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7291 validate_replace_rtx instead of replace_rtx.
7292 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7294 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7296 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7297 (DWARF2_UNWIND_INFO): Override default if configured with
7299 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7300 (ENDFILE_SPEC): Add crtend.o.
7301 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7302 (ENDFILE_SPEC): Add crtend.o.
7303 (TARGET_USE_JCR_SECTION): Define.
7304 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7306 * config/i386/cygming-crtbegin.c: New file.
7307 * config/i386/cygming-crtend.c: New file.
7309 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7311 * config/i386/w32-unwind.h: New file.
7313 2007-06-13 Eric Christopher <echristo@apple.com>
7315 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7316 the user set a value below STACK_BOUNDARY.
7318 2007-06-13 Thiemo Seufer <ths@networkno.de>
7320 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7321 imply -lpthread for -pthread.
7323 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7325 * basic-block.h: Remove the prototype for
7326 free_basic_block_vars.
7327 * cfglayout.h: Remove the prototype for
7328 insn_locators_initialize.
7329 * tree.h: Remove the prototype for emit_line_note.
7331 * tree-ssa-pre.c (mergephitemp): Remove.
7332 (init_pre): Don't use mergephitemp.
7334 2007-06-13 Eric Christopher <echristo@apple.com>
7336 * config/i386/i386.c (override_options): If we've specified
7337 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7339 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7341 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7344 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7346 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7347 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7348 (eh_store_handler): New pattern.
7349 (eh_return): Emit it instead of a plain move.
7351 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7353 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7354 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7355 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7358 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7360 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7361 (find_next_insn_start, find_load): New functions.
7362 (bfin_reorg): Use them to deal with the fact that parallel insns are
7363 no longer represented as a SEQUENCE.
7365 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7367 * config/sparc/sparc.c (sparc_override_options): Initialize
7370 2007-06-13 Dave Korn <dave.korn@artimi.com>
7372 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7375 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7377 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7378 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7379 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7380 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7381 tree-vect-transform.c: Fix comment typos. Follow spelling
7384 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7386 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7387 to the exit block use set.
7388 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7389 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7390 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7392 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7394 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7395 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7396 to indicate an error.
7397 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7399 (dbg_cnt_process_opt): Print an error on a bad argument.
7400 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7401 * common.opt (-fdbg-cnt-list): New.
7402 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7404 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7406 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7407 flag on ref-all pointers.
7409 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7412 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7413 for the offset with the modifier as EXPAND_INITIALIZER
7414 if the modifier is EXPAND_INITIALIZER.
7415 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7416 a register if we had an overflow.
7418 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7420 * real.c (real_isfinite): New.
7421 (real_sqrt): Use it.
7422 * real.h (real_isfinite): New.
7423 * builtins.c: Use it.
7425 2007-06-12 Ian Lance Taylor <iant@google.com>
7426 Daniel Berlin <dberlin@dberlin.org>
7429 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7430 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7431 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7432 (DECL_NO_TBAA_P): Define.
7433 (struct tree_decl_common): Add no_tbaa_flag field.
7434 * tree-ssa-structalias.c (struct variable_info): Add
7435 no_tbaa_pruning field.
7436 (new_var_info): Initialize no_tbaa_pruning field.
7437 (unify_nodes): Copy no_tbaa_pruning field.
7438 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7439 (dump_solution_for_var): Print no_tbaa_pruning flag.
7440 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7442 (compute_tbaa_pruning): New static function.
7443 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7444 Call compute_tbaa_pruning.
7445 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7446 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7447 * gimple-low.c (lower_stmt): Likewise.
7448 * tree-gimple.c (is_gimple_stmt): Likewise.
7449 * tree-ssa-operands.c (get_expr_operands): Likewise.
7450 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7451 * tree-inline.c (estimate_num_insns_1): Likewise.
7452 (copy_result_decl_to_var): Likewise.
7453 * expr.c (expand_expr_real_1): Likewise.
7454 * tree-pretty-print.c (dump_generic_node): Likewise.
7455 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7456 * omp-low.c (omp_copy_decl_2): Likewise.
7457 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7458 * doc/c-tree.texi (Expression trees): Document
7459 CHANGE_DYNAMIC_TYPE_EXPR.
7461 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7463 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7464 with !HONOR_NANS and !HONOR_INFINITIES.
7465 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7467 2007-06-12 Tristan Gingold <gingold@adacore.com>
7469 * gcov.c: Comments updated.
7470 (source_info): Add file_time field.
7471 (source_index): New variable.
7472 (mutiple_files): New variable.
7473 (generate_results): New function extracted from process_file.
7474 (process_file): Save and restore chain of functions, generate
7475 results and free structures only if not merging results.
7476 (release_structures): File names are now freed in create_file_names
7477 (create_file_names): Free previous file names.
7478 (find_source): File date is now read here and modifications in
7479 source files is checked here.
7480 (read_graph_file): Only reverse order of functions for the current
7482 (make_gcov_file_name): Do not generate long names if input_name is
7484 (output_lines): If merging results do not display graph, data and
7486 Checking source file modification is done in find_source.
7488 * doc/gcov.texi: Append an s to sourcefile.
7490 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7492 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7493 (forced_nop): New pattern.
7494 * config/bfin/bfin.c: Include "df.h".
7495 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7496 (bfin_discover_loop): Use df_get_live_in instead of
7497 global_live_at_start.
7498 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7499 df_analyze when done.
7500 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7501 the insns. Use QImode for the final insn in a bundle. Call
7502 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7504 (reorder_var_tracking_notes): New function.
7505 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7506 update_life_info. Call df_analyze after scheduling and bundle
7507 generation. Call reorder_var_tracking_notes if generating these
7508 notes. Call df_finish_pass at the end.
7510 2007-06-12 Dirk Mueller <dmueller@suse.de>
7512 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7513 a comparison, not an assignment.
7515 2007-06-12 Olivier Hainque <hainque@adacore.com>
7517 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7518 Request walking the subtrees only, leaving the current is_lhs/val_only
7520 (convert_non_local_reference): Likewise.
7522 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7524 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7526 2007-06-12 Richard Guenther <rguenther@suse.de>
7528 PR tree-optimization/15353
7529 PR tree-optimization/31657
7530 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7531 * timevar.def: Add TV_TREE_IFCOMBINE.
7532 * tree-pass.h (pass_tree_ifcombine): Declare.
7533 * tree-ssa-ifcombine.c: New file.
7534 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7535 * tree-flow.h (blocks_in_phiopt_order): Declare.
7536 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7537 (tree-ssa-ifcombine.o): New dependencies.
7539 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7541 PR rtl-optimization/32293
7542 * combine.c (simplify_if_then_else): Truncate return from
7543 nonzero_bits() to correct mode.
7545 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7547 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7548 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7550 2007-06-11 Diego Novillo <dnovillo@google.com>
7552 * Makefile.in (reload1.o-warn): Remove.
7554 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7556 * combine.c (subst): Use reg_overlap_mentioned_p
7557 instead of comparing register numbers directly.
7559 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7561 * reload1.c (mark_home_live_1): Use the mode parameter.
7563 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7565 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7566 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7570 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7572 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7574 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7576 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7577 from integer registers.
7578 (FP mode splitters): Handle TFmode.
7580 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7582 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7583 for ref-all pointers that point-to anything.
7585 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7587 * config/arm/arm.c (arm_output_dwarf_dtprel,
7588 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7590 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7592 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7593 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7596 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7598 * tree.c (signed_or_unsigned_type_for): New.
7599 (unsigned_type_for): Use signed_or_unsigned_type_for.
7600 (signed_type_for): Use signed_or_unsigned_type_for.
7601 * tree.h (signed_or_unsigned_type_for): New.
7602 (get_signed_or_unsigned_type): Remove.
7603 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7604 lang_hooks.types.signed_type
7605 (size_diffop): Likewise.
7606 (all_ones_mask_p): Likewise.
7607 (build_range_check): Likewise.
7608 (fold_cond_expr_with_comparison): Likewise.
7609 (fold_cond_expr_with_comparison): Likewise.
7610 (unextend): Likewise.
7611 (extract_muldiv_1): Likewise.
7612 (fold_single_bit_test_into_sign_test): Likewise.
7613 (fold_binary): Likewise.
7614 (fold_ternary): Likewise.
7615 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7616 instead of get_signed_or_unsigned_type.
7617 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7618 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7619 * expr.c (signed_or_unsigned_type_for): Use
7620 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7621 * langhooks.c (get_signed_or_unsigned_type): Remove.
7622 (lhd_signed_or_unsigned_type): Remove.
7623 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7624 signed_or_unsigned_type.
7625 (lhd_signed_or_unsigned_type): Remove.
7626 * expmed.c (make_tree): Use signed_type_for instead of
7627 lang_hooks.types.signed_type.
7628 * c-common.c (same_scalar_type_ignoring_signedness): Use
7629 c_common_signed_type instead of lang_hooks.types.signed_type.
7630 (c_common_unsigned_type): New.
7631 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7632 (shorten_compare): Use c_common_unsigned_type instead of
7633 c_common_signed_or_unsigned_type.
7634 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7636 * convert.c (convert_to_integer): Use signed_type_for instead of
7637 lang_hooks.types.signed_type.
7638 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7639 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7640 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7641 * c-format.c (check_format_types): Use c_common_unsigned_type
7642 instead of unsigned_type_for.
7643 * c-decl.c (groakdeclarator): Likewise.
7644 * c-typeck.c (convert_for_assignment): Likewise.
7645 * c-common.h (c_common_unsigned_type): New.
7647 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7650 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7651 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7653 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7656 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7657 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7659 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7660 Sebastian Pop <sebpop@gmail.com>
7662 * lambda-code.c (remove_iv): New.
7663 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7665 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7667 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7668 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7669 * tree-ssa-loop-prefetch.c: Include optabs.h.
7670 (FENCE_FOLLOWING_MOVNT): New macro.
7671 (struct mem_ref): Add independent_p and storent_p fields.
7672 (record_ref): Initalize the new fields.
7673 (gather_memory_references_ref): Return true if the reference
7675 (gather_memory_references): Check whether all memory accesses
7676 in loop were recorded.
7677 (should_issue_prefetch_p): Return false for nontemporal stores.
7678 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7679 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7680 (determine_loop_nest_reuse): Detect independent memory references.
7681 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7682 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7683 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7684 * config/i386/i386.h (x86_mfence): Declare.
7685 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7686 * config/i386/i386.c (x86_mfence): New variable.
7687 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7689 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7690 * optabs.c (init_optabs): Initialize storent_optab.
7691 * optabs.h (enum optab_index): Add OTI_storent.
7692 (storent_optab): Declare.
7693 * genopinit.c (optabs): Add initialization for storent_optab.
7694 * tree.h (MOVE_NONTEMPORAL): New macro.
7695 * expr.c (expand_assignment, store_expr, store_constructor_field,
7696 store_constructor, store_field, expand_expr_real_1): Propagate
7697 nontemporality of the expanded store.
7698 (emit_storent_insn): New function.
7699 * expr.h (expand_assignment, store_expr): Declaration changed.
7700 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7701 to expand_assignment.
7702 * stmt.c (expand_asm_expr): Ditto.
7703 * calls.c (initialize_argument_information): Pass false as
7704 nontemporality to store_expr.
7705 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7708 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7710 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7712 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7714 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7716 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7717 and allow DECL_P here.
7719 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7721 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7722 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7723 track of the size of the expression.
7724 * cfghooks.c (merge_blocks): Remove block from loops structure only
7725 after call of the merge_blocks hook.
7727 2007-06-09 Tom Tromey <tromey@redhat.com>
7729 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7730 (deprecated_state): Removed.
7731 (start_decl): Update.
7732 (enum deprecated_states): Moved earlier.
7733 (groktypename): Update.
7734 (push_parm_decl): Likewise.
7735 (grokfield): Likewise.
7736 (start_function): Likewise.
7738 2007-06-09 Ian Lance Taylor <iant@google.com>
7740 PR tree-optimization/32169
7741 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7742 CONVERT_EXPR, check whether min and max both converted to an
7743 overflow infinity representation.
7745 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7747 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7748 not inserted on the edge.
7750 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7752 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7753 instructions if they are supported.
7754 (__divsi3, __umodsi3, __modsi3): Likewise.
7755 (__ashldi3, __ashrdi3, __lshrdi3): New.
7756 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7758 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7759 Tony Linthicum <tony.linthicum@amd.com>
7761 * doc/invoke.texi: Add fvect-cost-model flag.
7762 * common.opt (fvect-cost-model): New flag.
7763 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7764 cost fields in stmt_vec_info struct for STMT.
7765 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7766 fields in stmt_vec_info struct and access functions for the same.
7767 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7768 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7769 load, store and vector to scalar operation.
7770 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7771 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7772 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7773 (TARG_VEC_STORE_COST): Define cost of vector store.
7774 (vect_estimate_min_profitable_iters): Define new function.
7775 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7776 check to evaluate if loop iterations are less than minimum profitable
7777 iterations determined by cost model or minimum vect loop bound defined
7778 by user, whichever is more conservative.
7779 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7780 run-time check to evaluate if loop iterations are less than minimum
7781 profitable iterations determined by cost model or minimum vect loop
7782 bound defined by user, whichever is more conservative.
7783 (vect_estimate_min_profitable_iterations): New function to estimate
7784 mimimimum iterartions required for vector version of loop to be
7785 profitable over scalar version.
7786 (vect_model_reduction_cost): New function.
7787 (vect_model_induction_cost): New function.
7788 (vect_model_simple_cost): New function.
7789 (vect_cost_strided_group_size): New function.
7790 (vect_model_store_cost): New function.
7791 (vect_model_load_cost): New function.
7792 (vectorizable_reduction): Call vect_model_reduction_cost during
7794 (vectorizable_induction): Call vect_model_induction_cost during
7796 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7797 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7798 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7799 vectorizable_promotion, vectorizable_demotion): Call
7800 vect_model_simple_cost during analysis phase.
7802 2007-06-08 Simon Baldwin <simonb@google.com>
7804 * reg-stack.c (get_true_reg): Readability change. Moved default case
7805 label into direct switch statement scope.
7807 2007-06-08 Simon Baldwin <simonb@google.com>
7809 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7810 in gcc_assert() with '==' comparison.
7812 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7814 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7815 TARGET_ABM handling of x86_popcnt variable.
7817 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7819 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7820 __builtin_copysignq and __builtin_infq built-in functions.
7822 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7824 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7825 SSE4.2 section. Correct built-in function names in SSE4A section.
7827 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7829 PR tree-optimization/32243
7830 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7831 for ncopies after ratio check between nunits_out and nunits_in.
7832 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7834 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7836 PR tree-optimization/32224
7837 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7838 vectorization upon a non GIMPLE_MODIFY_STMT.
7840 2007-06-08 Christian Bruel <christian.bruel@st.com>
7843 * config/sh/sh.md (doloop_end): New pattern and splitter.
7844 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7846 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7849 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7851 (verify_dominators): Do not change dominance tree.
7853 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7855 * config/sh/constraints.md: New file.
7856 * config/sh/sh.c: Include tm-constrs.h.
7857 (reg_class_from_letter): Remove.
7858 (prepare_cbranch_operands): Use satisfies_constraint_*
7859 function instead of macro.
7860 (andcosts, broken_move, sh_secondary_reload): Likewise.
7861 * config/sh/predicates.md (trapping_target_operand): Likewise.
7862 (and_operand, arith_operand, arith_reg_or_0_operand,
7863 cmp_operand, logical_operand, target_operand,
7864 ua_address_operand, ua_offset, xor_operand): Likewise.
7865 * config/sh/sh.md: Include constraints.md.
7866 (*movsicc_t_false): Use satisfies_constraint_* function
7868 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7869 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7870 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7871 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7872 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7873 (REG_CLASS_FROM_CONSTRAINT): Remove.
7874 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7875 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7876 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7877 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7878 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7879 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7880 function instead of macro.
7881 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7882 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7883 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7884 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7885 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7886 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7887 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7888 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7889 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7890 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7891 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7892 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7893 EXTRA_CONSTRAINT_STR): Likewise.
7894 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7896 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7898 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7900 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7903 * c-common.h (flag_cpp0x): Replaced by...
7904 (cxx_dialect): ... this new variable specifying the C++ dialect that
7906 * c-common.c (flag_cpp0x): Removed.
7907 (cxx_dialect): Defined.
7908 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7910 * c-opts.c (c_common_post_options): Likewise.
7911 (set_std_cxx98): Set cxx_dialect to cxx98.
7912 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7914 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7915 Hui-May Chang <hm.chang@apple.com>
7917 * doc/invoke.texi (Darwin Options): Update documentation for
7918 -mmacosx-version-min.
7919 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7920 * config/darwin-driver.c: New file.
7921 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7922 * config/t-darwin (darwin-driver.o): New rule.
7924 * config/darwin-c.c (version_as_macro): Ignore low digit.
7926 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7928 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7929 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7930 (CSGNMODE): New mode macro.
7931 (CSGNVMODE): New mode attribute.
7932 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7933 expander using CSGNMODE mode macro. Handle TFmode.
7934 (copysign<mode>3_const): Rename from copysignsf3_const and
7935 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7937 (copysign<mode>3_var): Rename from copysignsf3_var and
7938 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7940 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7941 mode macro. Handle TFmode.
7942 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7943 (iortf3, *iortf3): Ditto.
7944 (xortf3, *xortf3): Ditto.
7945 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7946 TFmode and TImode masks.
7947 (ix86_expand_copysign): Expand TFmode copysign insn.
7948 (IX86_BUILTIN_INFQ): New.
7949 (IX86_BUILTIN_FABSQ): Ditto.
7950 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7951 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7952 [__builtin_fabsq]: Ditto.
7953 [__builtin_copysignq]: Ditto.
7954 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7955 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7956 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7957 ix86_expand_binop_builtin().
7959 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7961 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7963 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7966 * rtl.h (push_to_sequence2): New.
7967 * emit-rtl.c (push_to_sequence2): New.
7968 * function.c (assign_parm_data_all): Add new fields.
7969 (assign_parm_setup_block): Call push_to_sequence2 instead of
7971 (assign_parm_setup_reg): Ditto.
7972 (assign_parm_setup_stack): Ditto.
7973 (assign_parms_unsplit_complex): Ditto.
7974 (assign_parms): Change field name.
7976 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7978 PR tree-optimization/32220
7979 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7980 phi node is reached before defining statement.
7982 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7985 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7986 after changing the right hand side of the assignment.
7988 2007-06-06 Eric Christopher <echristo@apple.com>
7990 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7991 (x86_64-*-darwin*): Ditto.
7992 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7993 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7995 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7997 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7999 (add_key): Likewise.
8000 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8001 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8003 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8005 (add_cost_one_coalesce): Likewise.
8006 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8007 variable names. Rename orig to orig_name for consistency.
8008 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8010 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8012 (record_equivalences_from_stmt): Likewise.
8013 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8014 the coding conventions.
8015 (memory_ssa_name_same): Likewise.
8016 (dse_optimize_stmt): Likewise.
8017 (dse_record_phis): Likewise.
8018 (dse_finalize_block): Likewise.
8019 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8020 keywords as variable names.
8021 (may_move_till): Cast according to the coding conventions.
8022 (force_move_till_expr): Avoid using C++ keywords as variable names.
8023 (force_move_till): Cast according to the coding conventions.
8024 (memref_hash): Likewise.
8025 (memref_eq): Likewise.
8026 (gather_mem_refs_stmt): Likewise.
8027 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8028 using C++ keywords as variable names.
8029 (idx_find_step): Cast according to the coding conventions.
8030 (idx_record_use): Likewise.
8031 (find_depends): Likewise.
8032 (prepare_decl_rtl): Likewise.
8033 (mbc_entry_hash): Likewise.
8034 (mbc_entry_eq): Likewise.
8035 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8036 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8037 (idx_infer_loop_bounds): Cast according to the coding conventions.
8038 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8039 * tree-ssa-math-opts.c (occ_new ): Likwise.
8040 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8042 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8044 (add_use_op): Likewise.
8045 (add_vop): Likewise.
8046 (add_vuse_op): Likewise.
8047 (add_vdef_op): Likewise.
8048 (get_expr_operands): Likewise.
8049 (push_stmt_changes): Use type safe memory macros.
8050 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8051 keywords as variable names.
8052 (conditional_replacement): Likewise.
8053 (minmax_replacement): Likewise.
8054 (abs_replacement): Likewise.
8055 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8057 (insert_fake_stores): Avoid using C++ keywords as variable names.
8058 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8060 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8061 (heapvar_insert): Use type safe memory macros.
8062 (new_var_info): Cast according to the coding conventions.
8063 (new_constraint): Likewise.
8064 (remove_preds_and_fake_succs): Use type safe memory macros.
8065 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8067 (thread_single_edge): Likewise.
8068 (thread_through_loop_header): Likewise.
8070 2007-06-06 Eric Christopher <echristo@apple.com>
8072 * config/i386/i386.c (override_options): Move handling
8073 of TARGET_SUBTARGET* earlier.
8075 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8077 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8080 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8082 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8083 emited outside of basic block.
8084 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8086 * rtl.h (delete_insn_chain): Declaration changed.
8087 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8089 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8090 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8091 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8092 to delete_insn_chain.
8093 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8094 do not have bb field set.
8095 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8097 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8098 * cfgcleanup.c (try_optimize_cfg): Ditto.
8100 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8102 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8103 (lambda_body_vector_new): Use type safe memory macros.
8104 (lambda_linear_expression_new): Likewise.
8105 (lambda_loopnest_new): Likewise.
8106 (lambda_lattice_new): Likewise.
8107 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8108 conventions. Use type safe memory macros.
8109 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8110 (lambda_body_vector_s): Likewise.
8111 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8112 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8114 2007-06-06 Richard Guenther <rguenther@suse.de>
8116 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8117 if we need to schedule cfg_cleanup.
8118 (tree_ssa_forward_propagate_single_use_vars): Do so.
8120 2007-06-06 Ian Lance Taylor <iant@google.com>
8122 * fold-const.c (merge_ranges): If range_successor or
8123 range_predecessor fail, just return 0.
8125 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8127 PR tree-optimization/32216
8128 * tree-vectorizer.c (supportable_widening_operation): Determine
8129 signedness of FIX_TRUNC_EXPR from output operand.
8130 (supportable_narrowing_operation): Ditto.
8131 * tree-vect-generic.c (expand_vector_operations_1): Determine
8132 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8135 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8137 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8138 (struct pta): ...from here. Change flags to unsigned to avoid
8139 excessive casting (as it is used as a bit mask).
8140 (override_options): Add casts according to the coding convenventions.
8141 (x86_64_elf_unique_section): Likewise.
8142 (examine_argument): Avoid using C++ keywords as variable names.
8143 (construct_container): Likewise.
8144 (legitimize_pic_address): Likewise.
8145 (get_dllimport_decl): Cast according to the coding conventions. Use
8146 type safe memory macros.
8147 (legitimize_address): Cast according to the coding conventions.
8148 (emit_i387_cw_initialization): Corrected the type of slot to enum
8150 (ix86_init_machine_status): Use type safe memory macros.
8151 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8152 (bdesc_pcmpistr): Likewise.
8153 (bdesc_crc32): Likewise.
8154 (bdesc_sse_3arg): Likewise.
8155 (bdesc_2arg): Likewise.
8156 (bdesc_1arg): Likewise.
8157 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8158 (ix86_expand_sse_pcmpistr): Likewise.
8159 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8160 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8161 int to match the langhook definition.
8162 (ix86_builtin_conversion): Change the type of code to unsigned init to
8163 match the langhook definition.
8164 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8166 (ix86_preferred_output_reload_class): Likewise.
8167 (ix86_cannot_change_mode_class): Likewise.
8168 (ix86_memory_move_cost): Likewise.
8169 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8170 avoid excessive casting later on.
8171 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8173 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8175 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8176 as flags setting insn.
8177 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8179 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8181 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8182 (UNSPEC_ROUND): New.
8183 ("sse4_1_round<mode>2"): New insn pattern.
8184 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8186 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8187 expander using SSEMODEF mode macro. Expand using
8188 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8189 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8190 expander using SSEMODEF mode macro. Expand using
8191 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8192 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8193 expander using SSEMODEF mode macro. Expand using
8194 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8195 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8196 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8197 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8200 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8201 Sebastian Pop <sebpop@gmail.com>
8203 * lambda.h (build_linear_expr): New.
8204 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8205 Use build_linear_expr, call fold and force_gimple_operand.
8206 (lambda_loopnest_to_gcc_loopnest): Check that there is
8207 something to insert.
8208 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8210 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8212 PR preprocessor/23479
8213 * doc/extend.texi: Document the 0b-prefixed binary integer
8216 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8218 PR tree-optimization/32215
8219 * tree-vectorizer.c (supportable_widening_operation): Return false
8220 for unsupported FIX_TRUNC_EXPR tree code.
8221 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8223 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8225 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8226 register on SPE targets. Change documentation to reflect
8228 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8229 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8230 out of the register allocation pool.
8231 (rs6000_reg_live_or_pic_offset_p): New function.
8232 (rs6000_emit_prologue): Move the actual saving of LR up to free
8233 r0 for holding r11. Split saving of SPE 64-bit registers into
8234 its own case. Ensure that offsets will always be in-range for
8235 'evstdd' by using r11 as a scratch register to point at the start
8236 of the SPE save area. Save r11 if necessary, as it is the static
8238 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8239 into its own case. Ensure that offsets will always be in-range
8240 for 'evldd' by using r11 as a scratch register to point at the
8241 start of the SPE save area. Also adjust r11 when restoring
8242 the stack pointer to compensate for pre-loading r11.
8244 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8246 * cfg.c (init_flow): Use type safe memory macros.
8247 (alloc_block): Likewise.
8248 (unchecked_make_edge): Likewise.
8249 (dump_flow_info): Avoid using C++ keywords as variable names.
8250 (copy_original_table_clear): Cast according to the coding conventions.
8251 (copy_original_table_set): Likewise.
8252 * cfgexpand (label_rtx_for_bb): Likewise.
8253 (expand_gimple_basic_block): Likewise.
8254 * cfghooks.c (dump_bb): Likewise.
8255 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8257 (lv_add_condition_to_bb): Likewise.
8258 * cfglayout (relink_block_chain): Cast according to the coding
8260 (fixup_reorder_chain): Likewise.
8261 (fixup_fallthru_exit_predecessor): Likewise.
8262 * cfgloop.c (glb_enum_p): Likewise.
8263 (get_exit_description): Likewise.
8264 (dump_recorded_exit): Likewise.
8265 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8266 (struct loop): ... from here.
8267 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8269 * cfgrtl.c (rtl_create_basic_block): Likewise.
8270 (rtl_split_block): Likewise.
8271 (rtl_dump_bb): Likewise.
8272 (cfg_layout_split_block): Likewise.
8273 (init_rtl_bb_info): Use typesafe memory macros.
8275 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8276 * graphds.h: Updated all usages of edge to graph_edge.
8277 * graphds.c: Likewise.
8278 * cfgloopanal.c: Likewise.
8280 2007-06-05 Ian Lance Taylor <iant@google.com>
8282 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8283 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8284 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8286 (test_for_singularity): Likewise.
8288 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8290 * config/i386/constraints.md ("Y2"): Replaced by ...
8292 * config/i386/i386.md: Likewise.
8293 * config/i386/mmx.md: Likewise.
8294 * config/i386/sse.md: Likewise.
8296 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8298 * config/i386/constraints.md ("z"): Replaced by ...
8300 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8301 (sse4_1_blendvps): Likewise.
8302 (sse4_1_pblendvb): Likewise.
8303 (sse4_2_pcmpestr): Likewise.
8304 (sse4_2_pcmpestrm): Likewise.
8305 (sse4_2_pcmpestr_cconly): Likewise.
8306 (sse4_2_pcmpistr): Likewise.
8307 (sse4_2_pcmpistrm): Likewise.
8308 (sse4_2_pcmpistr_cconly): Likewise.
8310 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8312 * matrix-reorg.c (transform_access_sites): Fix computation.
8313 (transform_allocation_sites): Same.
8315 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8317 * config/i386/i386.c (override_options): Use
8318 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8320 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8322 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8323 (nonimm_not_xmm0_operand): Ditto.
8324 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8325 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8326 as operand[2] predicate. Require "z" class XMM register for
8327 operand[3]. Adjust asm template.
8328 ("sse4_1_blendvpd"): Ditto.
8329 ("sse4_1_pblendvb"): Ditto.
8330 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8331 force op2 into xmm0 register for variable blend instructions.
8333 2007-06-04 Tom Tromey <tromey@redhat.com>
8335 * c-tree.h (start_enum): Update.
8336 (build_enumerator): Likewise.
8337 * c-decl.c (enum_next_value): Removed.
8338 (enum_overflow): Likewise.
8339 (start_enum): Add c_enum_contents argument. Don't use globals.
8340 (build_enumerator): Likewise.
8341 * c-tree.h (struct c_enum_contents): New struct.
8343 2007-06-04 Tom Tromey <tromey@redhat.com>
8345 * c-common.c (c_common_get_alias_set): Fix indentation.
8347 2007-06-04 Ian Lance Taylor <iant@google.com>
8349 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8350 to overflow, reduce overflow infinity to regular infinity.
8351 (vrp_var_may_overflow): New static function.
8352 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8354 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8356 * stor-layout.c (layout_type): Remove duplicate code.
8358 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8361 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8362 before build_common_builtin_nodes ().
8364 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8367 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8369 2007-06-04 Jan Hubicka <jh@suse.cz>
8371 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8372 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8373 instead of _stat version.
8375 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8377 PR tree-optimization/32194
8378 * tree-predcom.c (determine_offset): Check that both references have
8381 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8383 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8384 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8385 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8386 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8387 Add argument to iterate_fix_dominators call.
8388 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8389 * gcse.c (hoist_code): Change domby to vector.
8390 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8391 Add argument to iterate_fix_dominators call.
8392 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8393 recompute_dominator.
8394 * lambda-code.c (perfect_nestify): Ditto.
8395 * cfgloopanal.c: Include graphds.h.
8396 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8397 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8398 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8400 * graphds.c: New file.
8401 * graphds.h: New file.
8402 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8403 (get_dominated_by, get_dominated_by_region): Change return type to
8405 (verify_dominators): Recompute all dominators and compare the results.
8406 (recount_dominator): Renamed to ...
8407 (recompute_dominator): ... this. Do not check that the block is
8409 (iterate_fix_dominators): Reimplemented.
8410 (prune_bbs_to_update_dominators, root_of_dom_tree,
8411 determine_dominators_for_sons): New functions.
8412 * et-forest.c (et_root): New function.
8413 * et-forest.h (et_root): Declare.
8414 * Makefile.in (graphds.o): Add.
8415 (cfgloopanal.o): Add graphds.h dependency.
8416 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8417 * basic-block.h (get_dominated_by, get_dominated_by_region,
8418 iterate_fix_dominators): Declaration changed.
8419 (recount_dominator): Renamed to ...
8420 (recompute_dominator): ... this.
8421 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8422 (thread_through_all_blocks): Do not free dominance info.
8424 2007-06-03 Andreas Schwab <schwab@suse.de>
8426 * config/m68k/m68k.c (override_options): Don't override
8428 * config/m68k/m68k-modes.def (SF, DF): Define to use
8429 motorola_single_format and motorola_double_format, resp.
8430 * real.c (motorola_single_format): Renamed from
8431 coldfire_single_format.
8432 (motorola_double_format): Renamed from coldfire_double_format.
8433 (encode_ieee_extended): Generate a proper canonical NaN image
8434 respecting canonical_nan_lsbs_set.
8435 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8437 * real.h: Adjust declarations.
8439 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8442 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8443 the symbol is generated with the stack protector.
8445 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8447 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8448 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8450 * doc/extend.texi (interrupt): Mention m68k.
8452 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8454 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8455 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8456 (ix86_expand_sse_pcmpestr): Do not check operands for
8457 "register_operand", when insn operand predicate is "register_operand".
8458 (ix86_expand_sse_pcmpistr): Ditto.
8460 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8461 Uros Bizjak <ubizjak@gmail.com>
8463 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8464 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8465 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8466 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8467 * config/i386/constraints.md ("z"): New register constraint
8468 for members of SSE_FIRST_REG class.
8469 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8470 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8471 SSE_FIRST_REG class.
8472 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8473 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8474 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8475 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8476 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8477 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8478 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8479 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8480 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8481 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8482 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8483 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8484 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8485 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8486 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8487 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8488 (struct builtin_description): Change "flag" field to unsigned.
8489 (bdesc_pcmpestr): New builtin description table.
8490 (bdesc_pcmpistr): Likewise.
8491 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8492 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8493 Initialize pcmp[ei]str[im] insns for SSE4.2.
8494 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8495 (ix86_expand_sse_pcmpistr): Likewise.
8496 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8497 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8498 (UNSPEC_PCMPISTR): Likewise.
8499 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8500 (sse4_2_pcmpestri):New isns pattern.
8501 (sse4_2_pcmpestrm): Likewise.
8502 (sse4_2_pcmpestr_cconly): Likewise.
8503 (sse4_2_pcmpistr): New insn patern and splitter.
8504 (sse4_2_pcmpistri):New isns pattern.
8505 (sse4_2_pcmpistrm): Likewise.
8506 (sse4_2_pcmpistr_cconly): Likewise.
8507 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8510 2007-06-01 David Daney <ddaney@avtrex.com>
8512 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8513 LOADGP_ABSOLUTE and not binds_local_p.
8515 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8517 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8519 2007-06-01 Ian Lance Taylor <iant@google.com>
8521 * tree-vrp.c (compare_name_with_value): Always set
8522 used_strict_overflow if we get a result from the variable itself.
8524 2007-06-01 Ian Lance Taylor <iant@google.com>
8526 PR rtl-optimization/31455
8527 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8528 subregs which have a cast between modes which are not tieable.
8530 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8532 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8533 breaks after return statements.
8535 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8537 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8538 only after no_new_pseudos.
8540 2007-05-31 Eric Christopher <echristo@apple.com>
8542 * expr.c (convert_move): Assert that we don't have a BLKmode
8544 (store_expr): Handle BLKmode moves by calling emit_block_move.
8546 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8548 * c-typeck.c (build_indirect_ref): Include type in error message.
8549 (build_binary_op): Pass types to binary_op_error.
8550 * c-common.c (binary_op_error): Take two type arguments, print out
8552 * c-common.h (binary_op_error): Update prototype.
8554 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8556 * config/i386/i386.c: Correct coments on -mno-sse4.
8558 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8560 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8561 (x86_64-*-*): Likewise.
8562 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8563 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8564 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8565 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8566 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8567 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8568 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8569 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8570 (OPTION_MASK_ISA_SSE4): Likewise.
8571 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8572 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8573 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8574 (override_options): Support SSE4.2.
8575 (ix86_build_const_vector): Support SImode and DImode.
8576 (ix86_build_signbit_mask): Likewise.
8577 (ix86_expand_int_vcond): Support V2DImode.
8578 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8579 (IX86_BUILTIN_CRC32HI): Likewise.
8580 (IX86_BUILTIN_CRC32SI): Likewise.
8581 (IX86_BUILTIN_CRC32DI): Likewise.
8582 (IX86_BUILTIN_PCMPGTQ): Likewise.
8583 (bdesc_crc32): Likewise.
8584 (bdesc_sse_3arg): Likewise.
8585 (ix86_expand_crc32): Likewise.
8586 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8587 (ix86_expand_builtin): Likewise.
8588 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8589 __SSE4_2__ for -msse4.2.
8590 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8591 (CRC32MODE): Likewise.
8592 (crc32modesuffix): Likewise.
8593 (crc32modeconstraint): Likewise.
8594 (sse4_2_crc32<mode>): Likewise.
8595 (sse4_2_crc32di): Likewise.
8596 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8598 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8599 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8600 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8601 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8602 (vcondu<mode>): Likewise.
8603 * doc/extend.texi: Document SSE4.2 built-in functions.
8604 * doc/invoke.texi: Document -msse4.2/-msse4.
8606 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8608 PR tree-optimization/32160
8609 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8610 variable as gimple reg.
8611 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8613 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8615 * gcc.c (main): Don't consider linker options when issuing the
8616 warning about a linker input file not being used.
8618 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8620 * tree-vrp.c (compare_names): Initialize sop.
8622 2007-05-30 Dirk Mueller <dmueller@suse.de>
8624 * cgraphunit.c (cgraph_analyze_function): Remove
8625 computation of inline parameters.
8627 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8629 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8631 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8633 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8634 Add vx-common.h. Include vxworks.h between vx-common.h and
8636 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8638 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8639 (TARGET_ASM_DESTRUCTOR): Likewise.
8640 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8641 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8642 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8643 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8644 (VXWORKS_ENDIAN_SPEC): Define.
8645 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8646 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8647 VXWORKS_* equivalents.
8648 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8649 (ASM_FILE_START): Delete.
8650 (TARGET_VERSION): Reformat.
8651 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8652 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8653 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8654 (FPBIT, DPBIT): Define.
8655 (fp-bit.c, dp-bit.c): New rules.
8656 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8657 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8658 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8659 * config/arm/arm.h: Include vxworks-dummy.h.
8660 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8661 Mark with ATTRIBUTE_UNUSED.
8662 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8663 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8664 make it incompatible with -msingle-pic-base.
8665 (arm_function_ok_for_sibcall): Return false for calls that might
8666 go through a VxWorks PIC PLT entry.
8667 (require_pic_register): New function, split out from...
8668 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8670 (arm_load_pic_register): Handle the VxWorks RTP initialization
8671 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8672 (arm_emit_call_insn): New function.
8673 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8674 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8675 (pic_offset_arm): New pattern.
8676 (call, call_value): Use arm_emit_call_insn.
8677 (call_internal, call_value_internal): New expanders.
8678 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8679 VxWorks unless __PIC__.
8681 2007-05-30 Eric Christopher <echristo@gmail.com>
8683 * genrecog.c: Include regs.h in generated file.
8684 * genemit.c: Ditto. Fix up formatting.
8685 * config/mn10300/constraints.md: New.
8686 * config/mn10300/mn10300.md: Include.
8687 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8688 Fix up for removed macro.
8689 * config/mn10300/predicates.md (call_address_operand): Ditto.
8690 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8691 (CONST_OK_FOR_I): Ditto.
8692 (CONST_OK_FOR_J): Ditto.
8693 (CONST_OK_FOR_K): Ditto.
8694 (CONST_OK_FOR_L): Ditto.
8695 (CONST_OK_FOR_M): Ditto.
8696 (CONST_OK_FOR_N): Ditto.
8697 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8701 (EXTRA_CONSTRAINT): Ditto.
8703 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8705 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8707 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8708 OPTION_MASK_ISA_64BIT.
8709 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8711 2007-05-30 Richard Guenther <rguenther@suse.de>
8714 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8715 types for comparison.
8716 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8717 with original typed arguments.
8718 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8720 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8722 PR tree-optimization/31769
8723 * except.c (duplicate_eh_regions): Clear prev_try if
8724 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8726 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8728 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8729 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8730 bsi of the location where statements should be inserted.
8731 (sink_code_in_bb): Take bsi from statement_sink_location.
8732 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8733 instead of bsi_start.
8734 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8736 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8737 (bsi_move_before): Document inconsistency with bsi_move_after.
8738 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8740 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8742 * config/i386/i386.h (TARGET_ABM): New define.
8743 (TARGET_POPCNT): Ditto.
8744 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8745 New temporary defines to redefine from OPTION_ISA_* defines.
8746 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8747 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8748 (ix86_isa_flags): New extern int declaration.
8749 (TARGET_SUBTARGET_DEFAULT): New define.
8750 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8751 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8752 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8753 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8754 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8755 * config/i386/darwin.h: Change TARGET_64BIT define to
8758 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8759 using existing "ix86_isa_flags" varible.
8760 (m32, m64): Use existing "ix86_isa_flags" variable.
8761 (mmmx, m3dnow): Ditto.
8762 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8763 (mabm): Define as non-negative option using "x86_abm" variable.
8764 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8766 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8767 Rewrite feature test bitmap.
8768 (ix86_isa_flags): New initialized global int varible.
8769 (ix86_isa_flags_explicit): New static int variable.
8770 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8771 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8772 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8773 target_flags_explicit.
8774 (override_options): Remove "target_enable" and "target_disable" fields
8775 from "struct ptt". Update processor_target_table accordingly. Remove
8776 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8777 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8778 "target_flags" and "ix86_isa_flags_explicit" instead of
8779 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8780 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8781 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8782 to true when either of PTA_POPCNT or PTA_ABM is set in
8783 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8784 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8785 processor_alias_table flags entry. Remove handling of
8786 "target_enable" and "target_disable" fields of processor_target_table.
8787 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8788 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8789 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8790 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8791 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8793 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8795 2007-05-29 David Daney <ddaney@avtrex.com>
8798 * config/mips/mips.c (mips_output_mi_thunk): Emit
8799 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8801 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8802 * config/i386/i386.c (ix86_function_regparm): Added checking of
8803 ix86_force_align_arg_pointer to determine the number of
8804 register parameters.
8806 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8808 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8809 (SET_DR_MISALIGNMENT): New.
8810 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8811 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8812 Use SET_DR_MISALIGNMENT.
8813 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8815 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8816 find_loop_nest): Export.
8817 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8818 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8819 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8820 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8822 (struct mem_ref): Add field reuse_distance.
8823 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8824 Initialize reuse_distance field.
8825 (issue_prefetch_ref): Select temporality of prefetch according to
8827 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8828 self_reuse_distance, determine_loop_nest_reuse): New functions.
8829 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8830 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8831 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8834 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8836 * tree-ssa-alias.c: Add aliasing overview.
8838 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8839 Danny Smith <dannysmith@users.sourceforge.net>
8842 * config/i386/t-crtfm: Compile crtfastmath.o with
8843 -minline-all-stringops.
8844 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8845 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8847 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8849 * doc/md.texi: Document constraints on HP PA-RISC.
8851 * pa/constraints.md: New file.
8852 * pa.md: Include constraints.md.
8853 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8854 (integer_store_memory_operand, ldil_cint_p): New functions.
8855 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8856 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8857 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8858 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8859 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8861 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8864 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8865 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8866 case POSTDECREMENT_EXPR>): Return the error_mark_node
8867 if either the real or imaginary parts would an
8870 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8872 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8873 name when we remove it from a call.
8875 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8877 * targhooks.c (default_narrow_bitfield): Remove.
8878 * targhooks.h: Remove the prototype for
8879 default_narrow_bitfield.
8881 * langhooks-def.h: Remove the prototype for
8882 hook_get_alias_set_0.
8883 * langhooks.c (hook_get_alias_set_0): Remove.
8885 * global.c (EXECUTE_IF_CONFLICT): Remove.
8887 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8890 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8891 return true when truth_value_p is true and the type
8894 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8896 * doc/install.texi (Prerequisites): We no longer require Autoconf
8897 2.13 for the top-level.
8899 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8901 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8902 memory access via x86_expand_vector_move_misalign() only for
8903 TImode values on 32-bit targets.
8905 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8907 * matrix-reorg.c: New file. Implement matrix flattening and
8908 transposing optimization.
8909 * tree-pass.h: Add matrix reorg pass.
8910 * common.opt: Add fipa-mreorg flag.
8911 * Makefile.in: Add matrix-reorg.c.
8912 * passes.c: Add matrix reorg pass.
8913 * varpool.c (add_new_static_var): New function.
8914 * cgraph.h (add_new_static_var): Declare.
8916 2007-05-27 Eric Christopher <echristo@apple.com>
8918 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8919 sp_offset depending on stack size. Save r12 depending
8920 on registers we're saving later.
8921 (rs6000_emit_epilogue): Update sp_offset depending only
8924 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8926 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8927 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8928 * ifcvt.c (if_convert): Ditto.
8929 * tree-ssa-threadupdate.c (thread_block): Ditto.
8930 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8931 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8932 verify_loop_closed_ssa): Check number_of_loops instead of
8934 * predict.c (tree_estimate_probability): Ditto.
8935 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8936 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8937 * modulo-sched.c (sms_schedule): Ditto.
8938 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8939 (scev_finalize): Do not do anything if scev analysis was not
8941 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8942 current_loops == NULL.
8943 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8944 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8946 (loop_optimizer_finalize): Assert that loops were analyzed.
8947 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8948 rtl_doloop): Check number_of_loops instead of current_loops.
8949 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8950 current_loops == NULL.
8951 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8952 gate_tree_vectorize tree_linear_transform, check_data_deps,
8953 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8954 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8955 Check number_of_loops instead of current_loops.
8956 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8957 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8958 free loops if available.
8959 (execute_pre): Do not pass do_fre to fini_pre.
8961 2007-05-27 Tobias Burnus <burnus@net-b.de>
8964 * real.c (mpfr_from_real): Fix sign of -Inf.
8966 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8968 * tree-vect-transform.c (vectorizable_conversion): Initialize
8969 tree_code variables to ERROR_MARK.
8970 (vectorizable_type_demotion): Likewise.
8971 (vectorizable_type_promotion): Likewise.
8973 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8976 * config/i386/i386.md (movti): Handle push operands via
8979 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8981 * basic-block.h: Remove the prototype for merge_seq_blocks.
8982 * cfgcleanup.c (merge_seq_blocks): Remove.
8984 * tree-flow.h: Remove the prototype for is_aliased_with.
8985 * tree-ssa-alias.c (is_aliased_with): Remove.
8987 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8989 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8991 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8993 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8994 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8995 (vec_unpacks_hi_v16qi): Likewise.
8996 (vec_unpacku_lo_v16qi): Likewise.
8997 (vec_unpacks_lo_v16qi): Likewise.
8998 (vec_unpacku_hi_v8hi): Likewise.
8999 (vec_unpacks_hi_v8hi): Likewise.
9000 (vec_unpacku_lo_v8hi): Likewise.
9001 (vec_unpacks_lo_v8hi): Likewise.
9002 (vec_unpacku_hi_v4si): Likewise.
9003 (vec_unpacks_hi_v4si): Likewise.
9004 (vec_unpacku_lo_v4si): Likewise.
9005 (vec_unpacks_lo_v4si): Likewise.
9007 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9009 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9010 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9011 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9012 follow spelling conventions in various
9013 warning/error/diagnostic messages.
9015 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9016 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9017 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9018 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9019 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9020 * doc/tm.texi: Follow spelling conventions.
9022 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9025 * tree-ssa-forwprop.c
9026 (forward_propagate_addr_into_variable_array_index): Remove
9027 the lhs argument. Use the type of def_rhs instead of lhs.
9028 (forward_propagate_addr_expr_1): Update use of
9029 forward_propagate_addr_into_variable_array_index.
9031 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9032 Nigel Stephens <nigel@mips.com>
9034 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9035 function attributes, "far" being an alias for "long_call".
9036 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9037 (mips_near_type_p, mips_far_type_p): New.
9038 (mips_comp_type_attributes): New function to check that attributes
9039 attached to a function type are compatible.
9040 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9041 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9042 to the target function of the thunk.
9043 (mips_encode_section_info): Check for "near" and "far" function
9044 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9046 * config/mips/predicates.md (const_call_insn_operand): Test only
9047 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9049 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9052 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9053 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9054 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9055 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9057 2007-05-25 Eric Christopher <echristo@apple.com>
9059 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9060 to x86-darwin configurations.
9061 * config/i386/t-darwin: Add softfp support.
9062 * config/i386/t-darwin64: Ditto.
9063 * config/i386/sfp-machine.h: If mach then don't use
9064 aliasing, emit a stub to call.
9066 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9068 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9069 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9070 tree-predcom.c, tree-ssa-alias-warnings.c,
9071 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9072 comment typos. Follow spelling conventions.
9073 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9075 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9078 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9079 constants into memory. Expand unaligned memory references for
9080 SSE modes via x86_expand_vector_move_misalign() function.
9082 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9084 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9085 "memory" attribute for "sseishft" type insn without operands[2].
9087 2007-05-25 Dirk Mueller <dmueller@suse.de>
9088 Marcus Meissner <meissner@suse.de>
9090 * doc/extend.texi (alloc_size): New attribute.
9091 * c-common.c (handle_alloc_size_attribute): New.
9092 * tree-object-size.c (alloc_object_size): Use alloc_size
9093 attribute, if available.
9095 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9097 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9099 (__builtin_ia32_vec_ext_v2di): Likewise.
9100 (__builtin_ia32_vec_ext_v4si): Likewise.
9101 (__builtin_ia32_vec_ext_v8hi): Likewise.
9102 (__builtin_ia32_vec_ext_v16qi): Likewise.
9103 (__builtin_ia32_vec_set_v8hi): Likewise.
9105 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9107 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9109 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9111 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9112 (arm_is_longcall_p): Rename to...
9113 (arm_is_long_call_p): ...this. Take a single tree argument and
9115 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9116 (CUMULATIVE_ARGS): Remove call_cookie.
9117 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9118 (ENCODED_LONG_CALL_ATTR_P): Delete.
9119 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9120 LONG_CALL_FLAG_CHAR cases.
9121 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9122 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9123 ARM_DECLARE_FUNCTION_SIZE.
9124 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9125 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9126 (arm_encode_call_attribute, current_file_function_operand): Delete.
9127 (arm_function_in_section_p): New function.
9128 (arm_is_longcall_p): Rename to...
9129 (arm_is_long_call_p): ...this. Take the target function as a single
9130 argument and return a bool. Do not rely on call cookies. Check
9131 whether the target symbol is in the same section as the current
9132 function, not just the same compilation unit.
9133 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9134 (arm_encode_section_info): Don't encode a call type.
9135 * config/arm/arm.md (call, call_value): Update calls to
9136 arm_is_long(_)call_p. Simplify logic.
9137 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9138 Update calls to arm_is_long(_)call_p.
9140 2007-05-25 Richard Guenther <rguenther@suse.de>
9142 PR tree-optimization/31982
9143 * tree-ssa-forwprop.c
9144 (forward_propagate_addr_into_variable_array_index): Handle arrays
9145 with element size one.
9147 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9149 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9150 (umulsi3_highpart): Likewise.
9152 2007-05-24 Ian Lance Taylor <iant@google.com>
9154 PR rtl-optimization/32069
9155 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9158 2007-05-24 Ollie Wild <aaw@google.com>
9160 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9163 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9165 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9166 (oprs_unchanged_p): Use it to check all registers in a REG.
9167 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9168 (reg_set_between_after_reload_p): Delete.
9169 (reg_used_between_after_reload_p): Likewise.
9170 (reg_set_or_used_since_bb_start): Likewise.
9171 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9172 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9173 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9174 * rtlanal.c (reg_set_p): Check whether REG overlaps
9175 regs_invalidated_by_call, rather than just checking the
9176 membership of REGNO (REG).
9178 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9180 * doc/passes.texi: Document predictive commoning.
9181 * doc/invoke.texi (-fpredictive-commoning): Document.
9182 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9183 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9184 adding indices to the generated name.
9185 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9186 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9187 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9188 (op_symbol_code): ... and exported.
9189 (dump_omp_clause, op_symbol): Use op_symbol_code
9190 instead of op_symbol_1.
9191 * tree-pass.h (pass_predcom): Declare.
9192 * timevar.def (TV_PREDCOM): New timevar.
9193 * tree-ssa-loop.c (run_tree_predictive_commoning,
9194 gate_tree_predictive_commoning, pass_predcom): New.
9195 * tree-data-ref.c (find_data_references_in_loop): Find the
9196 references in dominance order.
9197 (canonicalize_base_object_address): Ensure that the result has
9199 (dr_analyze_innermost): Export.
9200 (create_data_ref): Code to fail for references with invariant
9202 (find_data_references_in_stmt): ... here.
9203 * tree-data-ref.h (dr_analyze_innermost): Declare.
9204 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9205 (aff_combination_find_elt, name_expansion_hash,
9206 name_expansion_eq, tree_to_aff_combination_expand,
9207 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9209 * tree-affine.h (aff_combination_constant_multiple_p,
9210 tree_to_aff_combination_expand): Declare.
9211 * tree-predcom.c: New file.
9212 * common.opt (fpredictive-commoning): New option.
9213 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9214 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9215 * Makefile.in (tree-predcom.o): Add.
9216 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9217 * passes.c (init_optimization_passes): Add dceloop after
9218 copy propagation in loop optimizer. Add predictive commoning
9219 to loop optimizer passes.
9221 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9223 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9226 2007-05-24 Jan Hubicka <jh@suse.cz>
9228 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9230 (genheader): Include statistics.h.
9232 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9234 * print-rtl.c (flag_dump_unnumbered): Update comments.
9235 (print_rtl): Fix my previous change.
9236 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9239 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9242 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9244 (thread_through_all_blocks): Call initialize_original_copy_tables
9245 and free_original_copy_tables.
9246 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9248 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9249 * cfghooks.c (duplicate_block): Use get_loop_copy.
9250 * cfg.c: Include cfgloop.h.
9251 (loop_copy): New hash table.
9252 (initialize_original_copy_tables): Initialize loop_copy table.
9253 (free_original_copy_tables): Free loop_copy table.
9254 (copy_original_table_clear, copy_original_table_set,
9255 set_loop_copy, get_loop_copy): New functions.
9256 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9257 * cfgloop.h (struct loop): Remove copy field.
9258 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9259 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9261 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9263 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9264 -msse/-msse2/-msse3.
9266 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9268 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9269 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9271 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9274 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9275 * targhooks.h (default_mangle_decl_assembler_name): Declare
9277 * targhooks.c (default_mangle_decl_assembler_name): Define
9279 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9281 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9282 * langhooks.c (lhd_set_decl_assembler_name): Call
9283 targetm.mangle_decl_assembler_name for names with global scope.
9285 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9287 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9288 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9290 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9291 New. Factored out of i386_pe_encode_section_info.
9292 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9293 Move check for prior decoration of stdcall
9294 symbols to i386_pe_encode_section_info.
9295 (i386_pe_encode_section_info): Adjust call to
9296 gen_stdcall_or_fastcall_suffix. Use
9297 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9298 (i386_pe_mangle_decl_assembler_name): New. Wrap
9299 i386_pe_maybe_mangle_decl_assembler_name.
9301 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9303 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9304 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9305 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9306 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9307 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9310 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9311 Nigel Stephens <nigel@mips.com>
9312 Richard Sandiford <richard@codesourcery.com>
9314 Fix up MIPS16 hard float and add support for complex.
9316 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9317 (TARGET_SOFT_FLOAT_ABI): New.
9318 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9319 __mips_soft_float to reflect the ABI in use, not whether the
9320 FPU is directly accessible (e.g., in MIPS16 mode).
9321 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9322 (UNITS_PER_FPVALUE): Likewise.
9324 * config/mips/mips.c (mips_expand_call): Remove redundant
9325 TARGET_MIPS16 check.
9326 (mips_arg_regno): New.
9327 (function_arg_advance): When setting bits in cum->fp_code for
9328 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9330 (function_arg): Use mips_arg_regno.
9331 (mips_return_mode_in_fpr_p): New.
9332 (mips16_call_stub_mode_suffix): New.
9333 (mips16_cfun_returns_in_fpr_p): New.
9334 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9335 (mips_output_function_prologue): Test mips16_hard_float, not
9336 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9337 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9338 return value into a floating-point register.
9339 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9340 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9341 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9342 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9343 word of double arguments from or to the high bits of 64-bit
9344 floating point registers.
9345 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9346 (mips16_fpret_double): New helper function.
9347 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9348 support for complex modes. Fill in DECL_RESULT for stubdecl.
9349 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9351 * config/mips/mips16.S
9352 (RET, ARG1, ARG2): New.
9353 (MERGE_GPRf, MERGE_GPRt): New.
9354 (DELAYt, DELAYf): New.
9355 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9356 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9357 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9358 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9359 (SFOP): Renamed to...
9360 (OPSF3): This, and macro-ified. Updated all uses.
9361 (SFOP2): Renamed to...
9362 (OPSF2): This, and macro-ified. Updated all uses.
9363 (SFCMP): Renamed to...
9364 (CMPSF): This, and macro-ified. Updated all uses.
9365 (SFREVCMP): Renamed to...
9366 (REVCMPSF): This, and macro-ified. Updated all uses.
9367 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9368 (LDDBL1, LDDBL2, RETDBL): Deleted.
9369 (DFOP): Renamed to...
9370 (OPDF3): This, and macro-ified. Updated all uses.
9371 (DFOP2): Renamed to...
9372 (OPDF2): This, and macro-ified. Updated all uses.
9373 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9374 (DFCMP): Renamed to...
9375 (CMPDF): This, and macro-ified. Updated all uses.
9376 (DFREVCMP): Renamed to...
9377 (REVCMPDF): This, and macro-ified. Updated all uses.
9378 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9379 (RET_FUNCTION): New.
9380 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9381 (__mips16_ret_sc, __mips16_ret_dc): New.
9382 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9383 STUB_ARGS_6, STUB_ARGS_10): New.
9384 (CALL_STUB_NO_RET): New.
9385 (__mips16_call_stub_1): Macro-ified.
9386 (__mips16_call_stub_5): Macro-ified.
9387 (__mips16_call_stub_2): Macro-ified.
9388 (__mips16_call_stub_6): Macro-ified.
9389 (__mips16_call_stub_9): Macro-ified.
9390 (__mips16_call_stub_10): Macro-ified.
9391 (CALL_STUB_RET): New.
9392 (__mips16_call_stub_sf_0): Macro-ified.
9393 (__mips16_call_stub_sf_1): Macro-ified.
9394 (__mips16_call_stub_sf_5): Macro-ified.
9395 (__mips16_call_stub_sf_2): Macro-ified.
9396 (__mips16_call_stub_sf_6): Macro-ified.
9397 (__mips16_call_stub_sf_9): Macro-ified.
9398 (__mips16_call_stub_sf_10): Macro-ified.
9399 (__mips16_call_stub_df_0): Macro-ified.
9400 (__mips16_call_stub_df_1): Macro-ified.
9401 (__mips16_call_stub_df_5): Macro-ified.
9402 (__mips16_call_stub_df_2): Macro-ified.
9403 (__mips16_call_stub_df_6): Macro-ified.
9404 (__mips16_call_stub_df_9): Macro-ified.
9405 (__mips16_call_stub_df_10): Macro-ified.
9406 (__mips16_call_stub_sc_0): New.
9407 (__mips16_call_stub_sc_1): New.
9408 (__mips16_call_stub_sc_5): New.
9409 (__mips16_call_stub_sc_2): New.
9410 (__mips16_call_stub_sc_6): New.
9411 (__mips16_call_stub_sc_9): New.
9412 (__mips16_call_stub_sc_10): New.
9413 (__mips16_call_stub_dc_0): New.
9414 (__mips16_call_stub_dc_1): New.
9415 (__mips16_call_stub_dc_5): New.
9416 (__mips16_call_stub_dc_2): New.
9417 (__mips16_call_stub_dc_6): New.
9418 (__mips16_call_stub_dc_9): New.
9419 (__mips16_call_stub_dc_10): New.
9421 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9422 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9423 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9425 2007-05-23 Ian Lance Taylor <iant@google.com>
9427 * doc/invoke.texi (Invoking GCC): Document that the order of the
9430 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9433 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9434 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9435 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9439 * config/score/score.c (score_print_operand): Make sure that only
9440 lower bits are used.
9442 2007-05-22 Ian Lance Taylor <iant@google.com>
9444 * tree-vrp.c (avoid_overflow_infinity): New static function,
9445 broken out of set_value_range_to_value.
9446 (set_value_range_to_value): Call avoid_overflow_infinity.
9447 (extract_range_from_assert): Likewise.
9449 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9452 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9453 change the type before looking for a COMPOUND_EXPR.
9455 2007-05-22 Ian Lance Taylor <iant@google.com>
9457 * lower-subreg.c (decompose_multiword_subregs): If we change an
9458 insn, call remove_retval_note on it.
9460 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9462 * regs.h (end_hard_regno): New function.
9463 (END_HARD_REGNO, END_REGNO): New macros.
9464 (add_to_hard_reg_set): New function.
9465 (remove_from_hard_reg_set): Likewise.
9466 (in_hard_reg_set_p): Likewise.
9467 (overlaps_hard_reg_set_p): Likewise.
9468 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9469 (note_btr_set): Use END_HARD_REGNO.
9470 * caller-save.c (setup_save_areas): Use end_hard_regno.
9471 (mark_set_regs): Use END_HARD_REGNO.
9472 (add_stored_regs): Use end_hard_regno.
9473 (mark_referenced_regs): Use add_to_hard_reg_set.
9474 * combine.c (update_table_tick): Use END_REGNO.
9475 (record_value_for_reg): Likewise.
9476 (record_dead_and_set_regs): Likewise.
9477 (get_last_value_validate): Likewise.
9478 (use_crosses_set_p): Likewise.
9479 (reg_dead_at_p_1): Likewise.
9480 (reg_dead_at_p): Likewise.
9481 (mark_used_regs_combine): Use add_to_hard_reg_set.
9482 (move_deaths): Use END_HARD_REGNO.
9483 (reg_bitfield_target_p): Use end_hard_regno.
9484 (distribute_notes): Use END_HARD_REGNO.
9485 * cse.c (mention_regs): Use END_REGNO.
9486 (insert): Use add_to_hard_reg_set.
9487 (invalidate): Use END_HARD_REGNO.
9488 (invalidate_for_call): Likewise.
9489 (exp_equiv_p): Use END_REGNO.
9490 (cse_insn): Likewise.
9491 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9492 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9493 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9494 * function.c (keep_stack_depressed): Use end_hard_regno.
9495 * global.c (global_alloc): Use end_hard_regno.
9496 (global_conflicts): Use add_to_hard_reg_set instead of
9498 (find_reg): Likewise.
9499 (mark_reg_store): Likewise.
9500 (mark_reg_conflicts): Likewise.
9501 (mark_reg_death): Use remove_from_hard_reg_set.
9502 (mark_reg_live_nc): Delete.
9503 (set_preference): Use end_hard_regno.
9504 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9505 remove_from_hard_reg_set.
9506 (post_mark_life): Use add_to_hard_reg_set.
9507 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9508 (reg_becomes_live): Use add_to_hard_reg_set.
9509 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9510 (peep2_find_free_register): Use add_to_hard_reg_set.
9511 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9512 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9513 * regrename.c (note_sets): Use add_to_hard_reg_set.
9514 (clear_dead_regs): Use remove_from_hard_reg_set.
9515 (regrename_optimize): Use add_to_hard_reg_set.
9516 (find_oldest_value_reg): Use in_hard_reg_set_p.
9517 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9518 (hard_reg_set_here_p): Use end_hard_regno.
9519 (decompose): Likewise.
9520 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9521 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9522 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9523 (mark_home_live): Use end_hard_regno.
9524 (spill_hard_reg): Likewise.
9525 (clear_reload_reg_in_use): Likewise.
9526 * reorg.c (delete_prior_computation): Use END_REGNO.
9527 * resource.c (update_live_status): Use END_HARD_REGNO.
9528 (mark_referenced_resources): Use add_to_hard_reg_set.
9529 (mark_set_resources): Likewise.
9530 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9531 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9532 (reg_overlap_mentioned_p): Likewise.
9533 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9534 (covers_regno_no_parallel_p): Use END_REGNO.
9535 (find_regno_note): Likewise.
9536 (find_reg_fusage): Use END_HARD_REGNO.
9537 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9538 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9540 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9542 * mode-switching.c (reg_dies): Change type of second argument to
9544 (optimize_mode_switching): Update accordingly.
9546 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9548 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9550 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9551 (hard_reg_set_empty_p): ...these new functions.
9552 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9553 GO_IF_HARD_REG_SUBSET.
9554 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9555 instead of GO_IF_HARD_REG_EQUAL.
9556 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9557 instead of GO_IF_HARD_REG_EQUAL.
9558 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9559 GO_IF_HARD_REG_SUBSET.
9560 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9561 GO_IF_HARD_REG_EQUAL.
9562 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9563 of GO_IF_HARD_REG_SUBSET.
9564 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9565 instead of GO_IF_HARD_REG_EQUAL.
9566 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9567 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9568 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9569 of GO_IF_HARD_REG_SUBSET,
9570 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9571 GO_IF_HARD_REG_SUBSET.
9572 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9573 instead of GO_IF_HARD_REG_EQUAL.
9574 * config/sh/sh.c (push_regs, calc_live_regs): Use
9575 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9576 (hard_regs_intersect_p): Delete.
9578 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9580 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9582 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9583 Richard Henderson <rth@redhat.com>
9585 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9587 (x86_64-*-*): Likewise.
9589 * i386/i386-modes.def (V2QI): New.
9591 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9593 (override_options): Support SSE4.1.
9594 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9595 (IX86_BUILTIN_BLENDPS): Likewise.
9596 (IX86_BUILTIN_BLENDVPD): Likewise.
9597 (IX86_BUILTIN_BLENDVPS): Likewise.
9598 (IX86_BUILTIN_PBLENDVB128): Likewise.
9599 (IX86_BUILTIN_PBLENDW128): Likewise.
9600 (IX86_BUILTIN_DPPD): Likewise.
9601 (IX86_BUILTIN_DPPS): Likewise.
9602 (IX86_BUILTIN_INSERTPS128): Likewise.
9603 (IX86_BUILTIN_MOVNTDQA): Likewise.
9604 (IX86_BUILTIN_MPSADBW128): Likewise.
9605 (IX86_BUILTIN_PACKUSDW128): Likewise.
9606 (IX86_BUILTIN_PCMPEQQ): Likewise.
9607 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9608 (IX86_BUILTIN_PMAXSB128): Likewise.
9609 (IX86_BUILTIN_PMAXSD128): Likewise.
9610 (IX86_BUILTIN_PMAXUD128): Likewise.
9611 (IX86_BUILTIN_PMAXUW128): Likewise.
9612 (IX86_BUILTIN_PMINSB128): Likewise.
9613 (IX86_BUILTIN_PMINSD128): Likewise.
9614 (IX86_BUILTIN_PMINUD128): Likewise.
9615 (IX86_BUILTIN_PMINUW128): Likewise.
9616 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9617 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9618 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9619 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9620 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9621 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9622 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9623 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9624 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9625 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9626 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9627 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9628 (IX86_BUILTIN_PMULDQ128): Likewise.
9629 (IX86_BUILTIN_PMULLD128): Likewise.
9630 (IX86_BUILTIN_ROUNDPD): Likewise.
9631 (IX86_BUILTIN_ROUNDPS): Likewise.
9632 (IX86_BUILTIN_ROUNDSD): Likewise.
9633 (IX86_BUILTIN_ROUNDSS): Likewise.
9634 (IX86_BUILTIN_PTESTZ): Likewise.
9635 (IX86_BUILTIN_PTESTC): Likewise.
9636 (IX86_BUILTIN_PTESTNZC): Likewise.
9637 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9638 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9639 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9640 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9641 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9643 (bdesc_sse_3arg): Likewise.
9644 (bdesc_2arg): Likewise.
9645 (bdesc_1arg): Likewise.
9646 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9648 (ix86_expand_sse_4_operands_builtin): New.
9649 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9650 smaller than 8 bits as the 2nd arg.
9651 (ix86_expand_sse_ptest): New.
9652 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9653 (ix86_expand_vector_set): Support SSE4.1.
9654 (ix86_expand_vector_extract): Likewise.
9656 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9657 __SSE4_1__ for -msse4.1.
9659 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9660 (UNSPEC_INSERTPS): Likewise.
9661 (UNSPEC_DP): Likewise.
9662 (UNSPEC_MOVNTDQA): Likewise.
9663 (UNSPEC_MPSADBW): Likewise.
9664 (UNSPEC_PHMINPOSUW): Likewise.
9665 (UNSPEC_PTEST): Likewise.
9666 (UNSPEC_ROUNDP): Likewise.
9667 (UNSPEC_ROUNDS): Likewise.
9669 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9671 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9672 (const_pow2_1_to_32768_operand): Likewise.
9674 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9677 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9679 (sse4_1_insertps): Likewise.
9680 (*sse4_1_extractps): Likewise.
9681 (sse4_1_ptest): Likewise.
9682 (sse4_1_mulv2siv2di3): Likewise.
9683 (*sse4_1_mulv4si3): Likewise.
9684 (*sse4_1_smax<mode>3): Likewise.
9685 (*sse4_1_umax<mode>3): Likewise.
9686 (*sse4_1_smin<mode>3): Likewise.
9687 (*sse4_1_umin<mode>3): Likewise.
9688 (sse4_1_eqv2di3): Likewise.
9689 (*sse4_1_pinsrb): Likewise.
9690 (*sse4_1_pinsrd): Likewise.
9691 (*sse4_1_pinsrq): Likewise.
9692 (*sse4_1_pextrb): Likewise.
9693 (*sse4_1_pextrb_memory): Likewise.
9694 (*sse4_1_pextrw_memory): Likewise.
9695 (*sse4_1_pextrq): Likewise.
9696 (sse4_1_blendpd): Likewise.
9697 (sse4_1_blendps): Likewise.
9698 (sse4_1_blendvpd): Likewise.
9699 (sse4_1_blendvps): Likewise.
9700 (sse4_1_dppd): Likewise.
9701 (sse4_1_dpps): Likewise.
9702 (sse4_1_movntdqa): Likewise.
9703 (sse4_1_mpsadbw): Likewise.
9704 (sse4_1_packusdw): Likewise.
9705 (sse4_1_pblendvb): Likewise.
9706 (sse4_1_pblendw): Likewise.
9707 (sse4_1_phminposuw): Likewise.
9708 (sse4_1_extendv8qiv8hi2): Likewise.
9709 (*sse4_1_extendv8qiv8hi2): Likewise.
9710 (sse4_1_extendv4qiv4si2): Likewise.
9711 (*sse4_1_extendv4qiv4si2): Likewise.
9712 (sse4_1_extendv2qiv2di2): Likewise.
9713 (*sse4_1_extendv2qiv2di2): Likewise.
9714 (sse4_1_extendv4hiv4si2): Likewise.
9715 (*sse4_1_extendv4hiv4si2): Likewise.
9716 (sse4_1_extendv2hiv2di2): Likewise.
9717 (*sse4_1_extendv2hiv2di2): Likewise.
9718 (sse4_1_extendv2siv2di2): Likewise.
9719 (*sse4_1_extendv2siv2di2): Likewise.
9720 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9721 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9722 (sse4_1_zero_extendv4qiv4si2): Likewise.
9723 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9724 (sse4_1_zero_extendv2qiv2di2): Likewise.
9725 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9726 (sse4_1_zero_extendv4hiv4si2): Likewise.
9727 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9728 (sse4_1_zero_extendv2hiv2di2): Likewise.
9729 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9730 (sse4_1_zero_extendv2siv2di2): Likewise.
9731 (*sse4_1_zero_extendv2siv2di2): Likewise.
9732 (sse4_1_roundpd): Likewise.
9733 (sse4_1_roundps): Likewise.
9734 (sse4_1_roundsd): Likewise.
9735 (sse4_1_roundss): Likewise.
9736 (mulv4si3): Don't expand for SSE4.1.
9737 (smax<mode>3): Likewise.
9738 (umaxv4si3): Likewise.
9739 (uminv16qi3): Likewise.
9740 (umin<mode>3): Likewise.
9741 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9743 * doc/extend.texi: Document SSE4.1 built-in functions.
9745 * doc/invoke.texi: Document -msse4.1.
9747 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9749 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9750 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9751 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9752 (ASM_SPEC): Add asm_pcrel_spec.
9753 (EXTRA_SPECS): Add asm_pcrel_spec.
9755 2007-05-21 David Daney <ddaney@avtrex.com>
9757 * doc/install.texi (Building a cross compiler): Add requirements
9758 for Java cross compiler.
9760 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9763 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9764 Add loopno argument. Use evolution_function_is_invariant_rec_p
9765 instead of evolution_function_is_constant_p.
9766 Update calls to evolution_function_is_affine_multivariate_p.
9767 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9768 Add loopno argument.
9769 * tree-scalar-evolution.c (gather_chrec_stats): Call
9770 evolution_function_is_affine_multivariate_p with a loop
9772 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9773 (analyze_overlapping_iterations): Likewise.
9774 (access_functions_are_affine_or_constant_p): Likewise.
9775 (build_classic_dist_vector_1): If the access functions
9776 are equal, don't do anything.
9778 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9779 Paolo Carlini <pcarlini@suse.de>
9780 Uros Bizjak <ubizjak@gmail.com>
9782 * c-cppbuiltin.c (c_cpp_builtins): Define
9783 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9784 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9785 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9786 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9788 2007-05-21 Mike Stump <mrs@apple.com>
9790 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9792 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9794 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9796 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9797 implementation if __OPTIMIZE__ is not defined.
9798 (_mm_alignr_pi8): Ditto.
9799 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9800 (_mm_inserti_si64): Ditto.
9801 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9802 (_mm_slli_epi16): Ditto.
9803 (_mm_slli_epi32): Ditto.
9804 (_mm_slli_epi64): Ditto.
9805 (_mm_srai_epi16): Ditto.
9806 (_mm_srai_epi32): Ditto.
9807 (_mm_srli_si128): Ditto.
9808 (_mm_slli_si128): Ditto.
9809 (_mm_srli_epi16): Ditto.
9810 (_mm_srli_epi32): Ditto.
9811 (_mm_srli_epi64): Ditto.
9812 (_mm_extract_epi16): Ditto.
9813 (_mm_insert_epi16): Ditto.
9814 (_mm_shufflehi_epi16): Ditto.
9815 (_mm_shufflelo_epi16): Ditto.
9816 (_mm_shuffle_epi32): Ditto.
9817 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9819 (_mm_insert_pi16): Ditto.
9821 (_mm_shuffle_pi16): Ditto.
9823 (_mm_shufle_ps): Ditto.
9824 (_mm_prefetch): Ditto.
9826 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9828 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9829 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9830 * real.c (encode_i370_single, decode_i370_single,
9831 encode_i370_double, decode_i370_double): Functions removed.
9832 (i370_single_format, i370_double_format): Initializations removed.
9833 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9834 Consider the log2_b field to always be one.
9835 (ieee_single_format, mips_single_format, coldfire_single_format,
9836 ieee_double_format, mips_double_format, coldfire_double_format,
9837 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9838 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9839 ibm_extended_format, mips_extended_format, ieee_quad_format,
9840 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9841 decimal_single_format, decimal_double_format, decimal_quad_format,
9842 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9843 initialization of log2_b.
9844 * real.h (i370_single_format, i370_double_format): Declarations
9846 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9847 field to always be one.
9849 2007-05-21 Andreas Schwab <schwab@suse.de>
9851 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9852 NOTE_INSN_BASIC_BLOCK_P.
9853 (process_for_unwind_directive): Likewise.
9855 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9857 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9858 * function.h (struct function): Move va_list_gpr_size,
9859 va_list_fpr_size, function_frequency to front of bitfields. Add
9861 (current_function_calls_unwind_init): New.
9862 * except.c (expand_builtin_unwind_init): Set
9863 current_function_calls_unwind_init not
9864 current_function_has_nonlocal_label.
9865 * reload1.c (has_nonexceptional_receiver): New.
9866 (reload): Use it and current_function_calls_unwind_init to
9867 determine whether call-saved regs must be saved.
9869 2007-05-20 Jan Hubicka <jh@suse.cz>
9871 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9872 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9873 * ddg.c (create_ddg): LIkewise.
9874 * final.c (final): Remove hunk moving line number notes around since
9875 they are no longer present at this stage.
9876 (final_scan_insn): Use NOTE_KIND instead of
9877 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9878 (output_asm_label): Likewise.
9879 * reorg.c (dbr_schedule): Likewise.
9880 * haifa-sched.c (unlink_other_notes): Likewise.
9881 * mode-switching.c (optimize_mode_switching): Likewise.
9882 * graph.c (start_bb): Likewise.
9883 * rtl.def (NOTE): Update description.
9884 * jump.c (squeeze_notes): Delete.
9885 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9886 NOTE_INSN_BASIC_BLOCK_P when possible.
9887 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9888 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9889 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9890 (dwarf2out_var_location): Likewise.
9891 * cfgbuild.c (make_edges): Likewise.
9892 (find_basic_blocks_1): Likewise.
9893 * function.c (reorder_blocks_1): Likewise.
9894 (epilogue_done): Likewise.
9895 (reposition_prologue_and_epilogue_notes): Likewise.
9896 * print-rtl.c (print_rtx): Likewise; drop code for printing
9898 (print_rtl): Likewise.
9899 (print_rtl_single): Likewise.
9900 * gcse.c (insert_insn_start_bb): Likewise.
9901 * alias.c (init_alias_analysis): Likewise.
9902 * calls.c (fixup_tail_calls): Likewise.
9903 * except.c (sjlj_emit_function_enter): Likewise.
9904 * emit-rtl.c (add_insn_after): Likeiwse.
9905 (emit_label_before): Likewise.
9906 (emit_label_after): Likewise.
9907 (emit_note_before, emit_note_after, emit_note): Update
9908 parameter to be enum insn_note; do not deal with source
9910 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9911 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9913 (merge_blocks_move_successor_nojumps): Simplify now when
9914 we don't have BLOCK notes.
9915 (try_optimize_cfg): Likewise.
9916 * cfglayout.c (skip_insns_after_block): Likewise.
9917 (record_effective_endpoints): Likewise.
9918 (duplicate_insn_chain): Likewise.
9919 * varasm.c (output_constant_pool_1): Likewise.
9920 * sched-deps.c (sched_analyze): Likewise.
9921 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9923 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9924 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9925 (SET_INSN_DELETED): Simplify.
9926 (NOTE_LINE_NUMBER): Exterminate.
9927 (NOTE_LINE_KIND): New.
9928 (NOTE_INSN_BASIC_BLOCK_P): Update.
9929 (enum insn_note): Simplify.
9930 (GET_NOTE_INSN_NAME) Simplify.
9931 (emit_note_before, emit_note_after, emit_note): Update prototype.
9932 (squeeze_notes): Remove.
9933 * sched-int.h (NOTE_NOT_BB_P): Update.
9934 * resource.c (mark_target_live_regs): Update.
9935 * sched-rgn.c (debug_dependencies): Update.
9936 * sched-vis.c (print_insn): Update.
9937 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9938 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9939 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9940 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9941 (split_branches): Update.
9942 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9944 (sh_adjust_unroll_max): Exterminate.
9945 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9946 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9947 (m68hc11_reorg): Likewise.
9948 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9949 (emit_predicate_relation_info): Update.
9950 (process_for_unwind_directive): Update.
9951 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9952 (output_call): Update.
9953 * config/pa/pa.c (output_lbranch): Update.
9954 (output_millicode_call): Update.
9955 (output_call): Update.
9956 (pa_combine_instructions): Update.
9957 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9958 * config/bfin/bfin.c (gen_one_bundle): Update.
9959 * cfgrtl.c (can_delete_note_p): Update.
9960 (delete_insn): Update.
9961 (rtl_merge_blocks): Update.
9962 (commit_one_edge_insertion): Update.
9963 (rtl_verify_flow_info): Update.
9964 * stmt.c (expand_case): Do not call squeeze_notes.
9966 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9973 * c.opt (Wtype-limits): New.
9974 * doc/invoke.texi (Wtype-limits): Document it.
9975 (Wextra): Enabled by -Wextra.
9976 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9977 * c-common.c (shorten_compare): Warn with Wtype-limits.
9979 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9981 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9982 inlined function, not as a macro.
9983 (_mm_alignr_pi8): Ditto.
9984 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9985 (_mm_inserti_si64): Ditto.
9986 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9987 (_mm_extract_epi16): Ditto.
9988 (_mm_insert_epi16): Ditto.
9989 (_mm_shufflehi_epi16): Ditto.
9990 (_mm_shufflelo_epi16): Ditto.
9991 (_mm_shuffle_epi32): Ditto.
9992 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9993 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9995 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9997 (_m_to_float): Use C89 compatible assignment.
9999 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10002 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10004 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10007 * doc/invoke.texi (Wreturn-type): Complete description.
10008 (Wextra): Delete item about return-type warning.
10009 * c-decl.c: Delete redundant Wextra warning.
10011 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10014 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10015 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10016 inlined function, not as a macro.
10017 (_mm_prefetch): Ditto.
10018 (_m_pextrw): Ditto.
10019 (_mm_insert_pi16): Ditto.
10020 (_m_pinsrw): Ditto.
10021 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10022 (_m_pshufw): Ditto. Add const to __N argument.
10023 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10024 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10025 (_mm_slli_epi32): Ditto.
10026 (_mm_srli_si128): Implement as always inlined function, not as a
10027 macro. Add __inline to function declaration.
10028 (_mm_slli_si128): Ditto.
10030 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10032 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10033 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10035 (struct fenv): New structure.
10036 (FP_HANDLE_EXCEPTIONS): New define.
10037 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10038 (_FP_DECL_EXP): New define.
10039 (FP_INIT_ROUNDMODE): New define.
10040 (FP_ROUNDMODE): New define.
10042 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10044 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10045 (Wconversion): Update description.
10046 (Wconversion-sign): New.
10047 * c.opt (Wconversion-sign): New.
10048 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10049 means disabled for C++. Otherwise, take the status of Wconversion.
10050 * c-common.c (conversion_warning): Warn with either Wconversion or
10052 (warnings_for_convert_and_check): Conditions are already checked by
10053 conversion_warning.
10054 (convert_and_check): Don't check warnings if the conversion failed.
10056 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10057 Anatoly Sokolov <aesok@dol.ru>
10059 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10060 avr_epilogue_uses) : Add declaration.
10061 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10062 * config/avr/constraints.md (R): New constraint.
10063 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10064 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10065 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10066 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10067 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10068 call_prologue_saves, epilogue_restores, return_from_epilogue,
10069 return_from_main_epilogue, return_from_interrupt_epilogue,
10070 return_from_naked_epilogue, prologue, epilogue): New patterns.
10071 (jump): Handle symbol reference.
10072 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10073 avr_output_function_prologue, avr_output_function_epilogue): Remove
10075 (avr_init_machine_status, expand_prologue, expand_epilogue,
10076 avr_asm_function_end_prologue, avr_epilogue_uses,
10077 avr_asm_function_begin_epilogue): New functions.
10078 (prologue_size, epilogue_size, jump_tables_size): Remove global
10080 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10081 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10082 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10083 (avr_override_options): Initialise init_machine_status.
10084 (output_movhi): Handle all stack pointer loads.
10085 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10086 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10087 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10088 (EPILOGUE_USES) Redefine.
10089 (machine_function) Declare.
10091 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10093 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10094 Use a single return statement.
10096 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10098 PR middle-end/30250
10099 * builtins.c (do_mpfr_lgamma_r): New.
10100 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10101 * tree.h (CASE_FLT_FN_REENT): New.
10103 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10105 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10106 (output_die): Use 'unsigned long' with %x.
10107 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10108 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10109 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10111 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10113 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10118 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10119 true if function has no argument.
10121 2007-05-18 DJ Delorie <dj@redhat.com>
10123 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10124 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10126 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10128 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10129 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10130 count_trailing_zeros.
10131 (__i386__): Implement count_leading_zeros using __builtin_clz().
10132 Implement count_trailing_zeros usign __builtin_ctz().
10134 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10136 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10138 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10140 PR middle-end/31344
10141 * expr.c (emit_move_change_mode): Change mode of push operands here.
10143 2007-05-17 Ian Lance Taylor <iant@google.com>
10145 PR tree-optimization/31953
10146 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10147 Change all callers.
10148 (set_value_range_to_null): Call set_value_range_to_value.
10149 (extract_range_from_comparison): Likewise.
10151 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10153 * toplev.c (print_version): Output GMP/MPFR version info.
10155 * builtins.c (CASE_MATHFN_REENT): New macro.
10156 (mathfn_built_in): Use it.
10157 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10158 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10159 BUILT_IN_LGAMMAL_R): New.
10160 * doc/extend.texi: Document new builtins.
10162 PR middle-end/31796
10163 * builtins.c (do_mpfr_remquo): New.
10164 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10165 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10167 PR middle-end/30251
10168 * builtins.c (fold_builtin_1): Handle y0, y1.
10169 (fold_builtin_2): Handle yn.
10171 PR middle-end/30251
10172 * builtins.c (do_mpfr_bessel_n): New.
10173 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10174 (fold_builtin_2): Handle BUILT_IN_JN.
10176 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10179 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10180 TYPE_PRECISION (intmax_type_node).
10182 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10185 * reload.c (subst_reloads): Remove checking.
10187 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10189 PR rtl-optimization/31691
10190 * combine.c (simplify_set): Build a new src pattern instead of
10191 substituting its operands in the COMPARE case.
10193 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10195 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10196 (execute_vrp): Preserve loops through jump threading.
10197 * tree-ssa-threadupdate.c (thread_single_edge,
10198 dbds_continue_enumeration_p, determine_bb_domination_status,
10199 thread_through_loop_header): New functions.
10200 (create_edge_and_update_destination_phis,
10201 create_edge_and_update_destination_phis): Set loops for the new blocks.
10202 (prune_undesirable_thread_requests): Removed.
10203 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10205 (thread_block): Do not call prune_undesirable_thread_requests.
10207 (mark_threaded_blocks): Select edges to thread here.
10208 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10209 Thread edges through loop headers independently.
10210 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10211 * tree-pass.h (TODO_mark_first_instance): New.
10212 (first_pass_instance): Declare.
10213 * cfghooks.c (duplicate_block): Put the block to the original loop
10214 if copy is not specified.
10215 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10216 jump threading. Pass may_peel_loop_headers to
10217 thread_through_all_blocks according to first_pass_instance.
10218 * cfgloop.h (create_preheader): Declare.
10219 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10220 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10221 * passes.c (first_pass_instance): New variable.
10222 (next_pass_1): Set TODO_mark_first_instance.
10223 (execute_todo): Set first_pass_instance.
10225 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10227 PR tree-optimization/24659
10228 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10229 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10230 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10231 OTI_vec_pack_ufix_trunc.
10232 (vec_unpacks_float_hi_optab): Define new macro.
10233 (vec_unpacks_float_lo_optab): Ditto.
10234 (vec_unpacku_float_hi_optab): Ditto.
10235 (vec_unpacku_float_lo_optab): Ditto.
10236 (vec_pack_sfix_trunc_optab): Ditto.
10237 (vec_pack_ufix_trunc_optab): Ditto.
10238 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10239 and vec_pack_[s|u]fix_trunc_optab using
10240 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10241 * tree-vectorizer.c (supportable_widening_operation): Handle
10242 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10243 (supportable_narrowing_operation): New function.
10244 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10245 * tree-vect-transform.c (vectorizable_conversion): Handle
10246 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10247 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10248 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10249 to check for target support.
10250 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10251 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10252 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10253 for VEC_PACK_FIX_TRUNC_EXPR.
10254 (expand_binop): Special case mode of the result for
10255 vec_pack_[u|s]fix_trunc_optab.
10256 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10257 vec_pack_[u|s]fix_trunc_optab.
10259 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10260 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10261 * tree-pretty-print.c (dump_generic_node): Handle
10262 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10263 VEC_PACK_FIX_TRUNC_EXPR.
10265 * expr.c (expand_expr_real_1): Ditto.
10266 * tree-inline.c (estimate_num_insns_1): Ditto.
10267 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10269 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10270 (vec_unpacks_float_lo_v8hi): Ditto.
10271 (vec_unpacku_float_hi_v8hi): Ditto.
10272 (vec_unpacku_float_lo_v8hi): Ditto.
10273 (vec_unpacks_float_hi_v4si): Ditto.
10274 (vec_unpacks_float_lo_v4si): Ditto.
10275 (vec_pack_sfix_trunc_v2df): Ditto.
10277 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10279 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10280 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10281 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10282 [vec_pack_ufix_trunc]: Ditto.
10283 [vec_unpacks_float_hi]: Ditto.
10284 [vec_unpacks_float_lo]: Ditto.
10285 [vec_unpacku_float_hi]: Ditto.
10286 [vec_unpacku_float_lo]: Ditto.
10288 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10290 * soft-fp/README: Update for new files.
10291 * soft-fp/floattisf.c: New file.
10292 * soft-fp/floattidf.c: New file.
10293 * soft-fp/floattitf.c: New file.
10294 * soft-fp/floatuntisf.c: New file.
10295 * soft-fp/floatuntidf.c: New file.
10296 * soft-fp/floatuntitf.c: New file.
10297 * soft-fp/fixsfti.c: New file.
10298 * soft-fp/fixdfti.c: New file.
10299 * soft-fp/fixtfti.c: New file.
10300 * soft-fp/fixunssfti.c: New file.
10301 * soft-fp/fixunsdfti.c: New file.
10302 * soft-fp/fixunstfti.c: New file.
10303 * soft-fp/extendxftf.c: New file.
10304 * soft-fp/trunctfxf.c: New file.
10306 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10307 (__trunctfxf2): Ditto.
10309 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10310 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10311 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10312 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10313 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10314 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10316 * config/i386/t-fprules-softfp64: New file.
10317 * config/i386/sfp-machine.h: New file.
10318 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10319 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10320 and soft-fp/t-softfp to tmake_file.
10321 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10322 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10324 * config/i386/t-linux64 (softfp_wrap_start): New.
10325 (softfp_wrap_end): New.
10326 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10327 supported for TARGET_64BIT.
10329 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10331 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10332 c_common_unsigned_type behavior.
10334 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10336 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10339 2007-05-16 Eric Christopher <echristo@apple.com>
10341 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10342 saving after stack push. Set sp_offset whenever we push.
10343 (rs6000_emit_epilogue): Move altivec register restore before
10346 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10348 * configure.ac: Allow sysroots to be relocated under $prefix as
10349 well as $exec_prefix.
10350 * configure: Regenerate.
10352 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10356 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10358 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10359 (gcc_tooldir): Likewise.
10360 * configure: Regenerate.
10361 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10362 old configure.ac gcc_tooldir setting.
10363 (prefix_to_exec_prefix): New variable.
10364 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10365 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10367 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10369 * c-typeck.c (build_binary_op): Return early for error.
10371 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10373 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10374 struct nb_iter_bound.
10375 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10376 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10377 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10378 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10379 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10380 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10381 (del_scev_info): Use ggc_free.
10382 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10383 * loop-init.c: Include ggc.h.
10384 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10385 (loop_optimizer_finalize): Use ggc_free.
10386 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10387 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10388 pass_iv_optimize): Add TODO_ggc_collect.
10389 * function.h (struct function): Remove skip marker from
10391 * cfgloop.c: Include ggc.h.
10392 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10394 (establish_preds): Vector superloops is gc allocated.
10395 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10397 (flow_loops_find): Vector larray is gc allocated.
10398 (loop_exit_free): Use ggc_free.
10399 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10400 that head of exits list is now not a part of struct loop.
10401 (record_loop_exits): Allocate exits table in gc memory.
10402 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10403 that head of exits list is now not a part of struct loop.
10404 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10405 struct loop_exit): Add GTY marker.
10406 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10407 Add skip marker to aux field. Make head of exits list a separate
10409 (struct loops): Add GTY marker. Make larray vector gc allocated.
10410 Add param marker to exits table.
10411 (get_loops): Type changed.
10412 * Makefile.in (tree-scalar-evolution.o): Add
10413 gt-tree-scalar-evolution.h dependency.
10414 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10415 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10416 * basic-block.h (struct basic_block_def): Remove skip marker from
10419 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10421 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10422 of 0 in the call to expand_expr().
10423 (expand_builtin_mathfn_3): Ditto.
10424 (expand_builtin_interclass_mathfn): Ditto.
10425 (expand_builtin_cexpi): Ditto.
10426 (expand_builtin_int_roundingfn): Ditto.
10427 (expand_builtin_int_roundingfn_2): Ditto.
10428 (expand_builtin_pow): Ditto.
10429 (expand_builtin_powi): Ditto.
10430 (expand_builtin_bswap): Ditto.
10431 (expand_builtin_unop): Ditto.
10432 (expand_builtin_fabs): Ditto.
10433 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10434 the call to expand_expr().
10435 (expand_builtin_sync_operation): Ditto.
10436 (expand_builtin_compare_and_swap): Ditto.
10437 (expand_builtin_lock_test_and_set): Ditto.
10438 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10439 instead of 0 in the call to expand_expr().
10440 (expand_builtin_extract_return_addr): Ditto.
10441 (expand_builtin_eh_return): Ditto.
10442 (expand_eh_return): Ditto.
10443 * explow.c (expr_size): Ditto.
10444 * expr.c (optimize_bitfield_assignment_op): Ditto.
10445 (expand_assignement): Ditto.
10446 (store_expr): Ditto.
10447 (store_field): Ditto.
10448 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10449 the call to expand_expr().
10450 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10451 in the call to expand_expr().
10452 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10453 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10454 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10456 * optabs.c (expand_vec_shift_expr): Ditto.
10457 (expand_vec_cond_expr): Ditto.
10458 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10459 call to expand_expr().
10460 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10461 in the call to expand_expr().
10463 2007-05-14 Dave Korn <dave.korn@artimi.com>
10465 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10467 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10469 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10470 instead of c_common_unsigned_type.
10471 (c_common_unsigned_type): Remove.
10472 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10473 c_common_unsigned_type.
10474 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10475 c_common_unsigned_type.
10476 * c-common.h (c_common_unsigned_type): Remove.
10477 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10478 c_common_unsigned_type.
10479 * c-format.c (check_format_types): Use unsigned_type_for instead of
10480 c_common_unsigned_type.
10481 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10482 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10483 of c_common_unsigned_type.
10484 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10485 lang_hooks.types.unsigned_type.
10486 * expmed.c (make_tree): Use unsigned_type_for instead of
10487 lang_hooks.types.unsigned_type.
10488 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10489 lang_hooks.types.unsigned_type.
10490 (build_range_check): Likewise.
10491 (fold_unary): Likewise.
10492 (fold_binary): Likewise.
10493 (fold_ternary): Likewise.
10494 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10495 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10496 * tree.c (get_unsigned_type): New.
10497 (unsigned_type_for): Use get_unsigned_type instead of
10498 lang_hooks.types.unsigned_type.
10500 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10502 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10503 to m68k_get_function_kind. Update its prototype.
10504 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10506 (m68k_interrupt_function_p): Return enum m68k_function_type
10507 instead of bool. Rename to m68k_get_function_kind.
10508 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10509 target is not fido.
10510 (m68k_compute_frame_layout): Don't mark any register for save
10511 if an interrupt_thread attribute is specified.
10512 (m68k_hard_regno_rename_ok): Update a use of
10513 m68k_interrupt_function_p.
10514 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10515 m68k_interrupt_function_p.
10516 (m68k_function_type): New.
10517 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10518 for a function with an interrupt_thread attribute.
10519 * doc/extend.texi: Document the interrupt_thread attribute.
10521 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10523 Fix PR tree-optimization/31911
10524 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10525 if they didn't change the expression.
10527 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10529 * tree-scalar-evolution.c (resolve_mixers): Exported.
10530 * tree-scalar-evolution.h (resolve_mixers): Declare.
10531 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10532 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10533 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10534 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10535 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10536 strip_conversion, analyze_offset_expr, address_analysis,
10537 object_analysis, analyze_offset): Removed.
10538 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10539 split_constant_offset, canonicalize_base_object_address,
10540 object_address_invariant_in_loop_p, disjoint_objects_p,
10541 dr_may_alias_p, dr_address_invariant_p): New functions.
10542 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10543 and dr_analyze_alias.
10544 (initialize_data_dependence_relation): Use dr_may_alias_p
10545 and object_address_invariant_in_loop_p.
10546 (compute_self_dependence): Handle the case when
10547 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10548 (find_data_references_in_stmt): Restrict the analysis of data
10549 references to the given loop nest.
10550 (find_data_references_in_loop): Made static. Pass loop nest to
10551 find_data_references_in_stmt.
10552 (compute_data_dependences_for_loop): Use DR_VOPS.
10553 (free_data_ref): Free DR_VOPS.
10554 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10555 (struct innermost_loop_behavior): ... new.
10556 (struct base_object_info): Replaced by ...
10557 (struct indices): ... new.
10558 (struct dr_alias): New.
10559 (enum data_ref_type): Removed.
10560 (struct data_reference): Consist of struct innermost_loop_behavior,
10561 struct indices and struct dr_alias.
10562 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10563 (DR_MEMTAG): Renamed to ...
10564 (DR_SYMBOL_TAG): ... this.
10565 (find_data_references_in_loop): Declaration removed.
10566 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10567 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10568 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10569 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10571 2007-05-13 Revital Eres <eres@il.ibm.com>
10573 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10574 which walks virtual def-use chains to find redundant stores.
10575 (dse_optimize_stmt): Call it.
10577 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10579 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10580 * passes.c (init_optimization_passes): Move pass_jump_bypass
10583 * basic-block.h (bb_has_eh_pred): Fix style issue.
10585 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10587 PR rtl-optimization/31848
10588 * loop-invariant.c (move_invariant_reg): If we move an insn
10589 with a REG_EQUAL note, and that insn is not always executed,
10590 remove the REG_EQUAL note.
10592 2007-05-12 Richard Guenther <rguenther@suse.de>
10594 PR tree-optimization/31797
10595 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10596 propagate into a stmt that has volatile ops.
10598 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10600 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10601 (gcc_tooldir): Likewise.
10602 * configure: Regenerate.
10603 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10604 old configure.ac gcc_tooldir setting.
10605 (prefix_to_exec_prefix): New variable.
10606 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10607 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10609 2007-05-11 Silvius Rus <rus@google.com>
10611 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10612 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10613 * c-common.h (strict_aliasing_warning): Change return type.
10614 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10615 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10616 (build_c_cast): Condition call to strict_aliasing_warning.
10617 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10618 * flags.h (set_Wstrict_aliasing): Declare.
10619 * opts.c (set_Wstrict_alising): Define, add call to.
10620 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10621 * tree-ssa-alias-warnings.c: New file.
10622 * tree-ssa-alias.c (compute_may_aliases): Add call to
10623 strict_aliasing_warning_backend.
10625 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10627 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10628 Use loop_depth and loop_outer accessor functions.
10629 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10630 determine_invariantness_stmt, move_computations_stmt): Ditto.
10631 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10632 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10633 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10634 * tree-scalar-evolution.c (interpret_loop_phi,
10635 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10636 instantiate_parameters_1, scev_const_prop): Ditto.
10637 * cfghooks.c (make_forwarder_block): Ditto.
10638 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10639 * modulo-sched.c (loop_canon_p): Ditto.
10640 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10641 slpeel_can_duplicate_loop_p): Ditto.
10642 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10643 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10644 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10645 cancel_loop, verify_loop_structure): Ditto.
10646 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10647 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10648 superloops vector instead of "pred" array.
10649 (establish_preds): Take father loop as an argument. Initialize the
10651 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10652 Do not initialize loop->outer.
10653 (flow_loop_tree_node_remove): Truncate the superloops vector.
10654 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10655 "pred" merged to "superloops" vector.
10656 (loop_depth, loop_outer): New.
10657 (fel_init): Use loop_outer.
10659 2007-05-11 Jan Hubicka <jh@suse.cz>
10661 * cgraphunit.c: Include gt-cgraphunit.h
10662 (static_ctors, static_dtors): New static vars.
10663 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10664 based on implementation in c-common.c
10665 (cgraph_finalize_function): Call record_cdtor_fn.
10666 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10667 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10668 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10669 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10670 build_cdtor, c_build_cdtor_fns): Remove.
10671 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10672 c_build_cdtor_fns): Remove prototype.
10674 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10677 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10678 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10679 * builtins.c (fold_builtin_memchr): New.
10680 (expand_builtin_memchr): Call the latter.
10681 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10682 * doc/extend.texi ([Other built-in functions provided by GCC]):
10685 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10687 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10688 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10689 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10690 PFPO_OP1_TYPE_SHIFT): Constants added.
10691 (DFP_ALL): Mode macro defined.
10692 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10693 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10694 Insn definitions added.
10695 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10696 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10699 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10701 PR tree-optimization/31885
10702 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10703 NULL_TREE to be undetermined.
10704 (automatically_generated_chrec_p): Return false for NULL.
10706 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10708 * config/bfin/bfin.h (MOVE_RATIO): Define.
10710 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10712 * config.gcc (sparc-wrs-vxworks): New target.
10713 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10714 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10715 * config/sparc/sparc.h: Include vxworks-dummy.h.
10716 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10717 include LABEL_REFs too.
10718 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10719 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10721 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10723 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10724 (sparc_emit_call_insn): New function.
10725 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10726 functions when generating VxWorks PIC.
10727 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10728 (call, call_value): Use sparc_emit_call_insn instead of
10731 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10733 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10735 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10737 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10738 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10739 split_double instead of operand_subword.
10741 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10743 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10744 * config/bfin/bfin.c (bfin_local_alignment): New function.
10745 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10747 2007-05-08 Chao-ying Fu <fu@mips.com>
10749 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10750 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10751 (smsub_widen_optab, umsub_widen_optab): Define.
10752 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10754 * genopinit.c (optabs): Fill in smsub_widen_optab and
10756 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10757 and umsub_widen_optab to implement multiply-subtract sequences.
10758 * config/mips/mips.md (*msac<u>_di): Rename to...
10759 (<u>msubsidi4): ...this. Extend condition to include
10760 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10761 of operand 0 to "ka" and use the three-operand form of msub<u>
10763 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10766 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10768 PR rtl-optimization/28011
10769 * reload.c (push_reload): Set dont_share if IN appears in OUT
10770 also when IN is a PLUS rtx.
10771 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10774 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10776 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10777 call unshare_all_decls.
10778 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10779 (unshare_all_decls): Remove.
10781 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10784 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10787 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10788 Nigel Stephens <nigel@mips.com>
10790 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10791 Update comments and all uses.
10792 (MIN_FPRS_PER_FMT): Define.
10793 * config/mips/mips.c (function_arg): Fix to correctly handle
10794 the -mips32r2 -mfp64 -mabi=32 case.
10795 (override_options): Enable use of odd-numbered registers for
10796 SFmode values on MIPS32.
10797 (mips_save_reg_p): Save whole floating-point register pair if
10798 either half is used.
10799 (compute_frame_size): Fix comment.
10801 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10803 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10804 argument of type bool.
10805 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10806 argument. Safely select temporary P register according to it.
10807 (do_link): Change call site of add_to_reg accordingly.
10808 (do_unlink): Add epilogue_p as a fourth argument and pass it
10810 (expand_interrupt_handler_epilogue): Change call of do_unlink
10812 (bfin_expand_prologue): Add a third argument sibcall_p.
10813 * config/bfin/bfin.md (epilogue): Change call of
10814 bfin_expand_epilogue accordingly.
10815 (sibcall_epilogue): Likewise.
10816 (eh_return_internal): Likewise.
10818 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10819 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10820 * config/bfin/bfin.c (bfin_handle_option): Handle
10821 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10822 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10823 Support bf534, bf536 and bf561.
10824 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10826 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10829 * config/i386/i386.c (ix86_function_regparm): Process local
10830 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10832 2007-05-07 Mike Stump <mrs@apple.com>
10834 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10835 also checks for and while statements in C++.
10837 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10839 * gcc.c (at_file_supplied): New variable.
10840 (main): Set it if we expanded argv.
10841 (do_spec_1): Pass an @-file to the linker if we were called with
10842 an @-file argument and HAVE_GNU_LD.
10843 * collect2.c (at_file_supplied): New variable.
10844 (response_file): New variable.
10845 (collect_exit): Unlink response_file if necessary.
10846 (handler): Likewise.
10847 (do_wait): Likewise.
10848 (main): Set at_file_supplied if we expanded argv.
10849 (collect_execute): Pass an @-file to subprocesses if we were called
10850 with an @-file argument.
10851 * configure.ac: Add define for HAVE_GNU_LD.
10852 * configure: Regenerate.
10853 * config.in: Regenerate.
10855 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10857 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10858 operand to HI mode.
10863 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10865 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10866 (TARGET_ENCODE_SECTION_INFO): Re-define.
10867 (m32c_encode_section_info): New
10868 (function_vector_handler): New
10869 (current_function_special_page_vector): New
10870 (m32c_special_page_vector_p): New.
10871 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10873 * config/m32c/jump.md: Added instruction JSRS for functions
10874 with attribute "function_vector".
10875 * doc/extend.texi (function_vector): Added description
10876 for M16C, M32C targets.
10878 2007-05-07 DJ Delorie <dj@redhat.com>
10881 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10882 ashrpsi3, lshrpsi3): Update shift count constraint.
10884 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10885 Nathan Froyd <froydnj@codesourcery.com>
10888 * c-incpath.c (add_path): Strip trailing path separators.
10890 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10892 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10893 Free dominance info before purging EH edges.
10894 (eliminate_degenerate_phis): Likewise.
10895 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10897 2007-05-07 Jan Hubicka <jh@suse.cz>
10899 * gimplify.c (gimplify_expr): Do not crash when folding
10900 (void *)(int)&a + 4.
10902 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10905 * c-opts.c (lang_fortran): Make it non static.
10906 * c-common.h (lang_fortran): New prototype.
10907 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10908 -lang-fortran option was passed by the driver.
10910 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10912 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10913 of ASSERT_CHECKING. Tweak message.
10915 2007-05-06 Revital Eres <eres@il.ibm.com>
10918 * loop-unroll.c (insert_var_expansion_initialization):
10919 Initialize the expansions with -zero instead of +zero.
10921 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10923 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10924 into pic and non-pic versions. Mark r19 as used for
10925 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10926 for tgd_load, tld_load and tie_load .
10927 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10928 version of tgd_load, tld_load and tie_load depending on the
10931 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10932 Jakub Jelinek <jakub@redhat.com>
10934 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10935 (__do_global_dtors_aux): Use more paranoid loop to run
10936 destructors if HIDDEN_DTOR_LIST_END.
10937 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10939 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10941 * varasm.c (align_variable): Don't increase alignment for
10942 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10943 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10945 2007-05-04 Josh Conner <jconner@apple.com>
10947 * basic-block.h (cdi_direction): Assign values to all enumeration
10949 (dom_computed): Remove.
10950 (dom_info_state): New.
10951 (set_dom_info_availability): New.
10952 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10953 walk_data.dom_direction.
10954 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10955 instead of dom_computed[].
10956 (split_edge): Likewise.
10957 (create_basic_block): Likewise.
10958 (merge_blocks): Likewise.
10959 * ifcvt.c (find_if_header): Likewise.
10960 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10961 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10962 * tree-ssa.c (verify_ssa): Likewise.
10963 * tree-cfg.c (tree_verify_flow_info): Likewise.
10964 (remove_edge_and_dominated_blocks): Likewise.
10965 * dominance.c (dom_computed): Make static.
10966 (calc_dfs_tree_nonrec): Change third param to a bool.
10967 (calc_dfs_tree): Change second param to a bool.
10968 (calc_idioms): Change second param to a bool. Use
10969 dom_convert_dir_to_idx.
10970 (init_dom_info): Validate dir before using.
10971 (dom_convert_dir_to_idx): New.
10972 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10973 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10974 (free_dominance_info): Use dom_convert_dir_to_idx.
10975 (get_immediate_dominator): Likewise.
10976 (set_immediate_dominator): Likewise.
10977 (get_dominated_by): Likewise.
10978 (redirect_immediate_dominators): Likewise.
10979 (nearest_common_denominator): Likewise.
10980 (dominated_by_p): Likewise.
10981 (bb_dom_dfs_in): Likewise.
10982 (bb_dom_dfs_out): Likewise.
10983 (recount_dominator): Likewise.
10984 (iterate_fix_dominators): Likewise.
10985 (add_to_dominance_info): Likewise.
10986 (delete_from_dominance_info): Likewise.
10987 (first_dom_son): Likewise.
10988 (next_dom_son): Likewise.
10989 (dom_info_available_p): Likewise.
10990 (dom_info_state): New.
10991 (set_dom_info_availability): New.
10993 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10995 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10997 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10999 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11001 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11002 (subdi3, subdi_carry): Delete.
11004 2007-05-04 Jan Hubicka <jh@suse.cz>
11005 Richard Guenther <rguenther@suse.de>
11007 * opts.c (decode_options): Do not fiddle with inlining
11008 parameters in case of optimizing for size.
11009 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11010 for size do nothing.
11011 (cgraph_decide_inlining_of_small_function): When optimizing for
11012 size never inline functions increasing caller size.
11013 (cgraph_early_inlining): Inline for size when optimizing for size.
11015 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11017 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11018 logical operations piecewise.
11019 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11020 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11021 subdi_sesidi_di): Delete.
11022 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11023 the generated sequence. Allow three-reg add in constraints. Rewrite
11024 the rtl expression for carry to avoid zero_extend of a constant.
11025 (sub_with_carry): New pattern.
11026 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11027 different sequence not involving jumps.
11028 (notbi): Now a named pattern.
11030 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11032 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11033 Add the note about a significant loss of accuracy of some
11034 mathematical routines when these options are used.
11036 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11038 * haifa-sched.c (rtx_vec_t): New typedef.
11039 (contributes_to_priority_p): Extract piece of priority () into new
11041 (priority): Use the function. Add assertion.
11042 (rank_for_schedule, set_priorities): Add assertion to check that
11043 insn's priority is initialized.
11044 (clear_priorities, calc_priorities): Change signature. Make it update
11045 all relevant insns. Update all callers ('add_to_speculative_block ()'
11046 and 'create_block_check_twin ()').
11047 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11048 Add new field 'priority_status'.
11049 (INSN_PRIORITY_STATUS): New macro.
11050 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11052 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11054 * sched-ebb.c (debug_ebb_dependencies): New static function.
11055 (init_ready_list): Use it.
11057 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11058 with changed signature and 'debug_rgn_dependencies ()'.
11059 (debug_rgn_dependencies): New static function.
11060 (init_ready_list): Use it.
11062 * sched-int.h (debug_dependencies): Declare.
11064 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11066 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11068 2007-05-04 Dirk Mueller <dmueller@suse.de>
11070 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11072 2007-05-03 Jan Hubicka <jh@suse.cz>
11074 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11075 ((T1)X op (T1)Y), for pointer type in more cases than before.
11077 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11079 * tree-object-size.c (plus_expr_object_size): When operand size is
11080 unknown, return unknown.
11082 2007-05-03 Dirk Mueller <dmueller@suse.de>
11084 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11086 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11089 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11091 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11093 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11095 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11097 * config/soft-fp/double.h, config/soft-fp/extended.h,
11098 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11099 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11100 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11101 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11104 2007-05-03 Ian Lance Taylor <iant@google.com>
11106 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11107 MASK_PPC_GFXOPT for 8540 or 8548.
11109 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11111 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11112 vect_print_dump_info() to output debug information.
11114 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11117 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11118 operands of size 2 when operand is not MEM_P.
11120 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11122 PR tree-optimization/30565
11123 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11125 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11127 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11128 (umulsi3_highpart): Use them.
11129 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11130 for final accumulator to D regisster tranfser.
11132 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11134 PR tree-optimization/31699
11135 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11137 (vect_enhance_data_refs_alignment): Compute peel amount using
11138 TYPE_VECTOR_SUBPARTS instead of vf.
11139 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11141 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11144 * system.h: Remove inclusion of double-int.h
11145 * tree.h: Include double-int.h
11146 * gengtype.c: Likewise
11147 * cfgloop.h: Likewise
11148 * Makefile.in: Adjust dependencies on double-int.h
11150 2007-05-02 Eric Christopher <echristo@apple.com>
11152 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11153 -shared to -Zdynamiclib.
11155 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11158 * c-common.c (strip_pointer_or_array_types): New function.
11159 * c-common.h (strip_pointer_or_array_types): New function declaration.
11161 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11163 PR tree-optimization/31771
11164 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11166 2007-05-02 Paul Brook <paul@codesourcery.com>
11168 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11170 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11172 PR middle-end/29715
11173 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11176 2007-05-02 Nick Clifton <nickc@redhat.com>
11178 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11180 2007-05-02 Richard Guenther <rguenther@suse.de>
11182 PR tree-optimization/31146
11183 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11184 argument, single_use_p. If we have a single use that is
11185 a conversion to the definition rhs type, propagate that rhs.
11186 (forward_propagate_addr_expr): Pass single_use_p argument
11187 to forward_propagate_addr_expr_1.
11189 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11191 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11194 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11196 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11197 'AMD Family 10 core'.
11199 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11201 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11202 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11203 with SSE3 instruction set support.
11204 * doc/invoke.texi: Likewise.
11206 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11208 * config/i386/i386.c (override_options): Tuning 32-byte loop
11209 alignment for amdfam10 architecture. Increasing the max loop
11210 alignment to 24 bytes.
11212 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11214 * config/m68k/constraints.md: New.
11215 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11216 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11217 EXTRA_CONSTRAINT): Remove.
11218 * config/m68k/m68k.md: Include constraints.md.
11219 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11221 2007-05-01 Ian Lance Taylor <iant@google.com>
11223 PR tree-optimization/31739
11224 * tree-vrp.c (vrp_val_is_max): New static function.
11225 (vrp_val_is_min): New static function.
11226 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11228 (set_value_range): Use vrp_val_is_{max,min}.
11229 (extract_range_from_assert): Likewise.
11230 (extract_range_from_binary_expr): Likewise.
11231 (extract_range_from_unary_expr): Likewise.
11232 (dump_value_range, vrp_meet): Likewise.
11233 (vrp_visit_phi_node): Likewise.
11234 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11236 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11238 * config/i386/gmon-sol2.c (size_t): New type.
11239 (intptr_t): Likewise.
11240 (s_textsize): Declare as size_t.
11242 (monstartup): Use size_t for sizes.
11243 (_mcount): Save and restore registers.
11244 (internal_mcount): Pass 0 as the first argument to monstartup
11246 (moncontrol): Convert pointer to appropriately sized integer
11247 before passing to profil.
11249 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11251 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11252 __NO_FPRS__, not just if _SOFT_DOUBLE.
11253 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11254 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11255 also for E500 double.
11256 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11257 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11260 2007-05-01 Richard Guenther <rguenther@suse.de>
11262 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11265 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11267 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11269 2007-05-01 Jan Hubicka <jh@suse.cz>
11271 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11274 2007-05-01 Jan Hubicka <jh@suse.cz>
11276 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11277 (maybe_fold_offset_to_reference): Declare.
11278 * fold-const.c (fold_unary): Do not fold
11279 (type *)&A into &A->field_of_type_and_offset_0
11280 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11281 size is unknown, give up.
11282 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11284 (maybe_fold_offset_to_reference): New.
11285 (maybe_fold_stmt_indirect): Use it.
11286 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11287 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11289 (gimplify_expr): Likewise for plus_expr.
11291 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11293 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11294 bsi_after_labels. Always insert statements before bsi.
11295 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11296 * predict.c (apply_return_prediction): Check for empty blocks.
11297 * cfgexpand.c (lab_rtx_for_bb): New variable.
11298 (label_rtx_for_bb): Do not create new tree labels.
11299 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11300 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11301 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11303 (label_for_bb): Add field used.
11304 (update_eh_label, main_block_label): Mark the label used.
11305 (cleanup_dead_labels): Remove unused labels.
11307 2007-05-01 Richard Guenther <rguenther@suse.de>
11309 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11310 if it is not about to be set.
11311 (get_value_range): Do not pre-allocate equiv bitmap.
11312 (update_value_range): No need to clear equiv field.
11313 (add_equivalence): Change prototype to get bitmap pointer.
11314 Allocate bitmap here if it is not already.
11315 (extract_range_from_assert): Do not allocate bitmap here.
11316 Update callers to add_equivalence.
11317 (extract_range_from_ssa_name): Likewise.
11318 (get_vr_for_comparison): New static helper.
11319 (compare_name_with_value): Handle NULL equiv bitmap by
11320 peeling the first iteration of the comparison loop.
11321 Use get_vr_for_comparison.
11322 (compare_names): Handle NULL equiv bitmaps by using fake
11323 ones. Use get_vr_for_comparison.
11325 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11327 * double-int.c (mpz_set_double_int): Moved from
11328 tree-ssa-loop-niter.c.
11329 (mpz_get_double_int): Likewise; also, add option to wrap
11330 out-of-range integers.
11331 * double-int.h: New prototypes for above.
11332 * tree.c (get_static_type_bounds): Moved from
11333 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11334 TYPE_MAX_VALUE if they exist..
11335 * tree.h: New prototype for above.
11336 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11337 get_type_bounds calls.
11338 (mpz_set_double_int): Move to double-int.c.
11339 (get_type_bounds): Move to tree.c, rename to
11340 get_static_type_bounds.
11341 (mpz_to_double_int): Move to double-int.c, rename to
11342 mpz_get_double_int.
11344 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11346 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11347 DIV0 exception can fall through to a normal return.
11349 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11351 PR middle-end/22156
11352 Temporarily revert:
11353 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11354 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11355 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11356 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11357 initialize align to silence bogus warning.
11358 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11359 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11361 (struct sra_walk_fns): Remove use_all parameter from use.
11362 (sra_hash_tree): Handle BIT_FIELD_REFs.
11363 (sra_elt_hash): Don't hash bitfld blocks.
11364 (sra_elt_eq): Skip them in parent compares as well. Handle
11366 (sra_walk_expr): Don't maintain or pass down use_all_p.
11367 (scan_use): Remove use_all parameter.
11368 (scalarize_use): Likewise. Re-expand assignment to
11369 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11370 output, and re-scalarize after output. Don't mark anything
11372 (scalarize_ldst): Adjust.
11373 (scalarize_walk_gimple_modify_statement): Likewise.
11374 (build_element_name_1): Handle BIT_FIELD_REFs.
11375 (instantiate_element): Don't warn for any element whose parent
11376 is used as a whole.
11377 (instantiate_missing_elements_1): Return the sra_elt.
11378 (canon_type_for_field): New.
11379 (try_instantiate_multiple_fields): New.
11380 (instantiate_missing_elemnts): Use them.
11381 (mark_no_warning): Removed.
11382 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11383 (REPLDUP, sra_build_elt_assignment): New.
11384 (generate_copy_inout): Use them.
11385 (generate_element_copy): Likewise. Handle bitfld differences.
11386 (generate_element_zero): Don't recurse for blocks. Use
11387 sra_build_elt_assignment.
11388 (generate_one_element_int): Take elt instead of var. Use
11389 sra_build_elt_assignment.
11390 (generate_element_init_1): Adjust.
11391 (scalarize_use, scalarize_copy): Use REPLDUP.
11392 (scalarize_ldst): Move assert before dereference.
11393 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11395 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11398 * tree.c (reconstruct_complex_type): Reconstruct a reference
11400 Also use the same mode for the pointer as the old pointer type.
11402 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11404 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11407 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11409 PR rtl-optimization/31676
11410 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11411 (df_refs_record): Call it.
11413 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11415 * rtl.def (SS_ABS): New code.
11416 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11417 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11418 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11419 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11420 (bfin_init_builtins): Define them.
11421 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11422 (bfin_expand_builtin): ... and handle the others here.
11423 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11424 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11425 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11426 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11427 operand is only HImode.
11429 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11431 * regclass.c (scan_one_insn): Remove splitting of
11434 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11435 Nigel Stephens <nigel@mips.com>
11437 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11439 2007-04-28 Jan Hubicka <jh@suse.cz>
11441 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11442 insn_locators_alloc instead of insn_locators_initialize;
11443 call reset_block_changes.
11444 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11445 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11446 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11447 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11448 * config/score/score.c (th_output_mi_thunk): Likewise.
11449 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11450 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11451 tolerate uninitialized locator info.
11454 * function.c (init_function_start): Don't init line number info.
11455 (expand_function_end): Update.
11456 (reset_block_changes, record_block_change, finalize_block_changes,
11457 check_block_change, free_block_changes): Kill.
11458 * function.h (reset_block_changes, record_block_change,
11459 finalize_block_changes, check_block_change, free_block_changes):
11461 (struct function): Remove ib_boundaries_block.
11462 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11463 Use curr_insn_locator to initialize locator.
11464 (emit_line_note): Remove.
11465 * cfgexpand.c (expand_gimple_cond_expr): Update.
11466 (construct_exit_block): Likewise.
11467 (tree_expand_cfg): Initialize/finalize locators.
11468 * expr.c (expand_expr_real): Update.
11469 * cfglayout.c (line_locators_locs, line_locators_lines,
11470 file_locators_locs, file_locators_files): Remove.
11471 (set_block_levels): Move to cfgexpand.c.
11472 (insn_locators_initialize): Remove.
11473 (pass_insn_locators_initialize): Remove.
11474 (locations_locators_locs, locations_locators_vals): New static vars.
11475 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11477 (insn_locators_alloc, insn_locators_finalize,
11478 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11480 (locator_location): New.
11481 (locator_line, locator_file): Rewrite.
11482 * rtl.h (emit_line_note): Kill.
11483 (insn_locators_alloc, insn_locators_finalize,
11484 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11486 * tree-inline.c (initialize_cfun): Do not initialize
11487 ib_boundaries_block.
11488 * passes.c (pass_insn_locators_initialize): Remove.
11490 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11492 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11493 info. Update last_basic_block correctly.
11495 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11498 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11499 register itself to hold the offset constant. Tell flow the use
11500 of r4 and r5 when they are used.
11502 2007-04-27 Richard Guenther <rguenther@suse.de>
11504 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11505 if we simplified anything.
11506 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11507 warnings until we did a simplification and the stmt was not
11508 marked as TREE_NO_WARNING.
11510 2007-04-27 Mike Stump <mrs@apple.com>
11512 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11514 2007-04-27 Ian Lance Taylor <iant@google.com>
11516 PR middle-end/31710
11517 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11518 TYPE_MAX_VALUE exist, convert them to the new type.
11520 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11522 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11523 if it claims to be available.
11524 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11525 edge is redirected.
11526 (perform_tree_ssa_dce): Always free postdominators.
11528 2007-04-27 Richard Henderson <rth@redhat.com>
11530 * config/alpha/predicates.md (aligned_memory_operand): Mark
11531 as define_special_predicate.
11532 (unaligned_memory_operand, normal_memory_operand): Likewise.
11533 (reg_or_unaligned_mem_operand): Remove.
11534 (any_memory_operand): Match the documentation and check for
11535 non-renumbered pseudos during reload.
11536 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11537 alpha_secondary_reload_class, update to new interface, make static.
11538 Handle CQImode like HImode. Remove FP subreg check.
11539 (alpha_expand_mov): Use replace_equiv_address.
11540 (alpha_expand_mov_nobwx): Use any_memory_operand.
11541 (TARGET_SECONDARY_RELOAD): New.
11542 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11543 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11544 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11545 * config/alpha/alpha.md: ... here.
11546 (RELOAD12, reloadmode): New.
11548 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11549 Don't handle the aligned case here.
11550 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11551 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11552 reload_inhi_help. Don't expect a scratch register.
11553 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11555 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11557 2007-04-27 Richard Guenther <rguenther@suse.de>
11559 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11561 2007-04-27 Richard Guenther <rguenther@suse.de>
11563 PR tree-optimization/30965
11564 PR tree-optimization/30978
11565 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11566 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11567 (find_equivalent_equality_comparison): Likewise.
11568 (simplify_cond): Likewise.
11569 (get_prop_source_stmt): New helper.
11570 (get_prop_dest_stmt): Likewise.
11571 (can_propagate_from): Likewise.
11572 (remove_prop_source_from_use): Likewise.
11573 (combine_cond_expr_cond): Likewise.
11574 (forward_propagate_comparison): New function.
11575 (forward_propagate_into_cond): Rewrite to use fold for
11577 (tree_ssa_forward_propagate_single_use_vars): Call
11578 forward_propagate_comparison to propagate comparisons.
11580 2007-04-27 Richard Guenther <rguenther@suse.de>
11582 PR tree-optimization/31715
11583 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11584 sure to do computation on the offset in an appropriate
11587 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11589 * reload.h (elimination_target_reg_p): Declare.
11590 * reload.c (find_reloads): Don't apply the reg_rtx move
11591 optimization if the SET_DEST satisfies elimination_target_reg_p.
11592 * reload1.c (elimination_target_reg_p): New function.
11593 (gen_reload): In the move/add2 fallback, make sure that op0
11594 does not overlap the destination register.
11596 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11598 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11599 transform only GIMPLE_MODIFY_STMTs.
11600 * tree-complex.c (expand_complex_operations_1): Ditto.
11601 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11602 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11603 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11605 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11606 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11607 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11608 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11609 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11610 slpeel_add_loop_guard): Ditto.
11611 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11612 * lambda-code.c (perfect_nestify): Ditto.
11613 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11614 before the first statement.
11615 * tree-optimize.c (execute_free_datastructures): Fix comments.
11616 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11617 * tree-flow.h (disband_implicit_edges): Declaration removed.
11618 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11620 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11621 COND_EXPRs without gotos.
11622 (disband_implicit_edges, has_label_p): Removed.
11623 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11624 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11626 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11628 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11629 also for COND_EXPRs.
11630 * cfgexpand.c (label_rtx_for_bb): New function.
11631 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11632 Use label_rtx_for_bb to find the labels.
11633 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11634 last block. Detect fallthru edges.
11636 2007-04-26 Ian Lance Taylor <iant@google.com>
11639 * reload.c (find_reloads_subreg_address): If the address was valid
11640 in the original mode but not in the new mode, reload the whole
11643 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11645 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11646 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11647 (cleanup_control_expr_graph): Do not invalidate dominance info.
11648 Record altered blocks.
11649 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11650 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11651 cleanup_tree_cfg_bb): New functions.
11652 (remove_forwarder_block): Do not maintain the worklist of blocks.
11653 Record altered blocks.
11654 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11655 not over whole cfg.
11656 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11657 delete_unreachable_blocks if dominators are not available.
11658 * tree-inline.c (optimize_inline_calls): Free dominance information
11660 * tree-flow.h (remove_edge_and_dominated_blocks,
11661 cfgcleanup_altered_bbs): Altered.
11662 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11664 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11666 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11667 do not invalidate dominators.
11669 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11671 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11672 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11673 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11674 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11676 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11678 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11680 2007-04-26 Richard Guenther <rguenther@suse.de>
11682 PR tree-optimization/31703
11683 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11684 the right type for the target of the bittest.
11686 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11688 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11689 ix86_sol10_return_in_memory.
11691 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11693 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11696 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11699 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11701 PR tree-optimization/30558
11702 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11703 clear this_state.prev_try.
11705 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11706 Mark Mitchell <mark@codesourcery.com>
11708 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11709 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11710 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11712 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11715 * doc/invoke.texi (%:print-asm-header): Document.
11716 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11718 (static_spec_functions): Add print-asm-header.
11719 (main): Print a banner before the --target-help linker options.
11720 (print_asm_header_spec_function): New function.
11722 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11725 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11726 (movsf_ie): Likewise.
11728 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11730 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11732 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11734 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11735 exception for divide-by-zero.
11736 (__umodsi3, __modsi3): Likewise.
11738 2007-04-25 Dirk Mueller <dmueller@suse.de>
11740 * c-typeck.c (build_compound_expr): Annotate warning()
11741 call with OPT_Wunused_value.
11742 * tree-ssa.c (warn_uninit): Annotate warning with
11744 * c-common.c (handle_sentinel_attribute): Annotate warning
11745 call with OPT_Wattributes.
11747 2007-04-25 Thiemo Seufer <ths@mips.com>
11749 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11750 (mips16): Fix typo.
11751 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11752 on to the assembler. Improve handling of -mno-mips16. Add handling
11753 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11754 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11755 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11756 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11758 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11761 * config/i386/winnt.c (i386_pe_file_end): Strip only
11762 USER_LABEL_PREFIX when writing export name.
11764 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11766 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11767 sh/elf.h, vx-common.h and vxworks.h.
11768 * config/sh/sh.h: Include config/vxworks-dummy.h.
11769 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11770 (OVERRIDE_OPTIONS): Use it.
11771 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11772 (vxworks_picreg): New pattern.
11773 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11774 VXWORKS_OS_CPP_BUILTINS.
11775 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11776 to their VXWORKS_* equivalents.
11777 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11778 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11779 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11780 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11781 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11782 -mrtp/-fPIC multilibs.
11783 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11784 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11785 (MULTILIB_OSDIRNAMES): Delete.
11787 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11790 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11792 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11794 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11795 rounding mode to be specified by the caller.
11796 (real_to_mpfr) Likewise.
11797 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11798 include new arguments.
11799 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11801 2007-04-24 Ian Lance Taylor <iant@google.com>
11803 PR tree-optimization/31605
11804 * tree-vrp.c (set_value_range): Check that min and max are not
11805 both overflow infinities.
11806 (set_value_range_to_value): New static function.
11807 (extract_range_from_binary_expr): Call set_value_range_to_value.
11808 (extract_range_from_cond_expr): Likewise.
11809 (extract_range_from_expr): Likewise.
11810 (extract_range_from_unary_expr): Likewise. Don't create a range
11811 which overflows on both sides.
11812 (vrp_meet): Check for a useless range.
11813 (vrp_visit_phi_node): If we see a constant which looks like an
11814 overflow infinity, turn off the TREE_OVERFLOW flag.
11816 2007-04-24 Ian Lance Taylor <iant@google.com>
11818 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11820 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11822 PR diagnostic/25923
11823 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11824 diagnostic message is being built.
11825 * tree-pretty-print.c (dump_generic_node): Only write the
11826 formatted text into BUFFER's stream if we are not building a
11827 diagnostic message.
11828 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11830 * Makefile.in (toplev.o): Depend on tree-pass.h.
11832 2007-04-24 Ian Lance Taylor <iant@google.com>
11834 PR tree-optimization/31602
11835 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11836 conditionals in the copied loop header.
11837 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11838 warnings if TREE_NO_WARNING is set.
11839 * doc/invoke.texi (Warning Options): Clarify that
11840 -Wstrict-overflow does not warn about loops.
11842 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11844 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11845 expand on the comment about _Decimal128 arguments and check the
11846 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11847 that _Decimal128 argument uses even/odd register pair.
11848 (function_arg): Ditto.
11850 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11852 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11853 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11855 2007-04-24 Richard Guenther <rguenther@suse.de>
11856 Olga Golovanevsky <olga@il.ibm.com>
11858 * fold-const.c (multiple_of_p): Check for bottom
11861 2007-04-24 Richard Henderson <rth@redhat.com>
11863 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11864 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11865 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11866 looking for non-zero bits shifted out. Avoid a recursive call
11867 when constructing the scalar.
11868 (__floatundisf): Likewise.
11870 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11872 * dwarf2out.c (field_byte_offset): Move the existing logic
11873 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11874 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11876 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11879 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11880 length argument of 0 for memset.
11881 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11882 unsigned shift instead of the signed variant.
11884 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11886 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11887 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11888 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11889 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11890 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11891 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11892 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11893 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11894 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11895 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11896 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11897 "mul<mode>3", "div<mode>3"): Insn definitions added.
11898 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11899 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11900 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11901 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11902 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11903 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11904 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11905 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11906 TARGET_FLOAT_FORMAT): Macro definitions removed.
11907 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11908 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11909 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11910 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11911 (s390_gen_rtx_const_DI): Function removed.
11912 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11914 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11916 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11917 over an external ffs function.
11919 2007-04-24 Chao-ying Fu <fu@mips.com>
11920 Richard Sandiford <richard@nildram.co.uk>
11922 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11923 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11924 (smadd_widen_optab, umadd_widen_optab): Define.
11925 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11927 * genopinit.c (optabs): Fill in smadd_widen_optab and
11929 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11930 and umadd_widen_optab to implement multiply-add sequences.
11931 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11932 (<u>maddsidi4): ...this. Extend condition to include
11933 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11934 of operand 0 to "ka" and use the three-operand form of madd<u>
11936 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11938 * config/mips/constraints.md (ka): New register constraint.
11940 2007-04-24 Jan Hubicka <j@suse.cz>
11944 2007-04-23 Jan Hubicka <jh@suse.cz>
11945 * function.c (init_function_start): Don't init line number info.
11946 (expand_function_end): Update.
11947 (reset_block_changes, record_block_change, finalize_block_changes,
11948 check_block_change, free_block_changes): Kill.
11949 * function.h (reset_block_changes, record_block_change,
11950 finalize_block_changes, check_block_change, free_block_changes):
11952 (struct function): Remove ib_boundaries_block.
11953 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11954 Use curr_insn_locator to initialize locator.
11955 (emit_line_note): Remove.
11956 * cfgexpand.c (expand_gimple_cond_expr): Update.
11957 (construct_exit_block): Likewise.
11958 (tree_expand_cfg): Initialize/finalize locators.
11959 * expr.c (expand_expr_real): Update.
11960 * cfglayout.c (line_locators_locs, line_locators_lines,
11961 file_locators_locs, file_locators_files): Remove.
11962 (set_block_levels): Move to cfgexpand.c.
11963 (insn_locators_initialize): Remove.
11964 (pass_insn_locators_initialize): Remove.
11965 (locations_locators_locs, locations_locators_vals): New static vars.
11966 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11968 (insn_locators_alloc, insn_locators_finalize,
11969 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11971 (locator_location): New.
11972 (locator_line, locator_file): Rewrite.
11973 * rtl.h (emit_line_note): Kill.
11974 (insn_locators_alloc, insn_locators_finalize,
11975 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11977 * tree-inline.c (initialize_cfun): Do not initialize
11978 ib_boundaries_block.
11979 * passes.c (pass_insn_locators_initialize): Remove.
11981 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11983 * doc/invoke.texi: Removed leading '-' from option index entries.
11985 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11987 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11989 (create_phi_node): Use set_phi_nodes.
11990 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11991 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11992 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11993 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11994 (bsi_start, bsi_last): Use bb_stmt_list.
11995 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11996 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11997 Traverse the statements using tsi iterator.
11998 * basic-block.h (struct basic_block_def): Fields stmt_list
11999 and phi_nodes moved to ...
12000 (struct tree_bb_info): ... new structure.
12001 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12002 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12003 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12004 (tree_verify_flow_info): Verify that il.tree is not set for
12005 entry and exit block.
12006 (tree_split_block): Use set_bb_stmt_list.
12008 2007-04-23 Mike Stump <mrs@apple.com>
12010 * config/i386/i386.c (ix86_tune_features
12011 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12014 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12016 * config/i386/i386.md (prefix_extra): New attribute.
12017 (length): Add prefix_extra.
12019 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12020 (sse2_movntv2di): Likewise.
12021 (sse2_cvtps2dq): Likewise.
12022 (sse2_cvtpd2pi): Likewise.
12023 (sse2_cvttpd2pi): Likewise.
12024 (*sse2_cvtpd2ps): Likewise.
12025 (*add<mode>3): Likewise.
12026 (sse2_ssadd<mode>3): Likewise.
12027 (sse2_usadd<mode>3): Likewise.
12028 (*sub<mode>3): Likewise.
12029 (sse2_sssub<mode>3): Likewise.
12030 (sse2_ussub<mode>3): Likewise.
12031 (*mulv8hi3): Likewise.
12032 (*smulv8hi3_highpart): Likewise.
12033 (*umulv8hi3_highpart): Likewise.
12034 (sse2_umulv2siv2di3): Likewise.
12035 (sse2_pmaddwd): Likewise.
12036 (ashr<mode>3): Likewise.
12037 (lshr<mode>3): Likewise.
12038 (ashl<mode>3): Likewise.
12039 (sse2_ashlti3): Likewise.
12040 (sse2_lshrti3): Likewise.
12041 (*umaxv16qi3): Likewise.
12042 (*smaxv8hi3): Likewise.
12043 (*uminv16qi3): Likewise.
12044 (*sminv8hi3): Likewise.
12045 (sse2_eq<mode>3): Likewise.
12046 (sse2_gt<mode>3): Likewise.
12047 (*and<mode>3): Likewise.
12048 (sse2_nand<mode>3): Likewise.
12049 (*ior<mode>3): Likewise.
12050 (*xor<mode>3): Likewise.
12051 (sse2_packsswb): Likewise.
12052 (sse2_packssdw): Likewise.
12053 (sse2_packuswb): Likewise.
12054 (sse2_punpckhbw): Likewise.
12055 (sse2_punpcklbw): Likewise.
12056 (sse2_punpckhwd): Likewise.
12057 (sse2_punpcklwd): Likewise.
12058 (sse2_punpckhdq): Likewise.
12059 (sse2_punpckldq): Likewise.
12060 (sse2_punpckhqdq): Likewise.
12061 (sse2_punpcklqdq): Likewise.
12062 (*sse2_pinsrw): Likewise.
12063 (*sse2_pextrw): Likewise.
12064 (sse2_pshufd_1): Likewise.
12065 (sse2_uavgv16qi3): Likewise.
12066 (sse2_uavgv8hi3): Likewise.
12067 (sse2_psadbw): Likewise.
12068 (sse2_pmovmskb): Likewise.
12069 (*sse2_maskmovdqu): Likewise.
12070 (*sse2_maskmovdqu_rex64): Likewise.
12071 (sse4a_extrqi): Likewise.
12072 (sse4a_extrq): Likewise.
12073 (sse3_lddqu): Set prefix_rep.
12074 (sse3_addsubv4sf3): Likewise.
12075 (sse3_haddv4sf3): Likewise.
12076 (sse3_hsubv4sf3): Likewise.
12077 (sse_cvtss2si): Likewise.
12078 (sse_cvtss2si_2): Likewise.
12079 (sse_cvtss2siq): Likewise.
12080 (sse_cvtss2siq_2): Likewise.
12081 (sse_cvttss2si): Likewise.
12082 (sse_cvttss2siq): Likewise.
12083 (sse2_cvttps2dq): Likewise.
12084 (sse3_movshdup): Likewise.
12085 (sse3_movsldup): Likewise.
12086 (sse2_cvtsd2si): Likewise.
12087 (sse2_cvtsd2si_2): Likewise.
12088 (sse2_cvtsd2siq): Likewise.
12089 (sse2_cvtsd2siq_2): Likewise.
12090 (sse2_cvttsd2si): Likewise.
12091 (sse2_cvttsd2siq): Likewise.
12092 (*sse2_cvtpd2dq): Likewise.
12093 (*sse2_cvttpd2dq): Likewise.
12094 (sse2_pshuflw_1): Likewise.
12095 (sse2_pshufhw_1): Likewise.
12096 (sse4a_insertqi): Likewise.
12097 (sse4a_insertq): Likewise.
12098 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12099 (ssse3_phadddv4si3): Likewise.
12100 (ssse3_phaddswv8hi3): Likewise.
12101 (ssse3_phsubwv8hi3): Likewise.
12102 (ssse3_phsubdv4si3): Likewise.
12103 (ssse3_phsubswv8hi3): Likewise.
12104 (ssse3_pmaddubswv8hi3): Likewise.
12105 (ssse3_pmulhrswv8hi3): Likewise.
12106 (ssse3_pshufbv16qi3): Likewise.
12107 (ssse3_psign<mode>3): Likewise.
12108 (ssse3_palignrti): Likewise.
12109 (abs<mode>2): Likewise.
12110 (ssse3_phaddwv4hi3): Set prefix_extra.
12111 (ssse3_phadddv2si3): Likewise.
12112 (ssse3_phaddswv4hi3): Likewise.
12113 (ssse3_phsubwv4hi3): Likewise.
12114 (ssse3_phsubdv2si3): Likewise.
12115 (ssse3_phsubswv4hi3): Likewise.
12116 (ssse3_pmaddubswv4hi3): Likewise.
12117 (ssse3_pmulhrswv4hi3): Likewise.
12118 (ssse3_pshufbv8qi3): Likewise.
12119 (ssse3_psign<mode>3): Likewise.
12120 (ssse3_palignrdi): Likewise.
12121 (abs<mode>2): Likewise.
12122 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12123 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12124 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12126 2007-04-23 Nick Clifton <nickc@redhat.com>
12128 * params.def: Fix formatting of emacs local variables.
12130 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12132 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12133 move if inter-unit move isn't allowed.
12134 Don't split moving the first element of V2DI to DI to inter-unit
12135 move if inter-unit move isn't allowed.
12137 2007-04-23 Richard Guenther <rguenther@suse.de>
12139 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12140 and CDI_POST_DOMINATORS separately.
12142 2007-04-23 Nick Clifton <nickc@redhat.com>
12144 * c.opt (Wformat-contains-nul): Add warning attribute.
12146 2007-04-23 Jan Hubicka <jh@suse.cz>
12148 * function.c (init_function_start): Don't init line number info.
12149 (expand_function_end): Update.
12150 (reset_block_changes, record_block_change, finalize_block_changes,
12151 check_block_change, free_block_changes): Kill.
12152 * function.h (reset_block_changes, record_block_change,
12153 finalize_block_changes, check_block_change, free_block_changes):
12155 (struct function): Remove ib_boundaries_block.
12156 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12157 Use curr_insn_locator to initialize locator.
12158 (emit_line_note): Remove.
12159 * cfgexpand.c (expand_gimple_cond_expr): Update.
12160 (construct_exit_block): Likewise.
12161 (tree_expand_cfg): Initialize/finalize locators.
12162 * expr.c (expand_expr_real): Update.
12163 * cfglayout.c (line_locators_locs, line_locators_lines,
12164 file_locators_locs, file_locators_files): Remove.
12165 (set_block_levels): Move to cfgexpand.c.
12166 (insn_locators_initialize): Remove.
12167 (pass_insn_locators_initialize): Remove.
12168 (locations_locators_locs, locations_locators_vals): New static vars.
12169 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12171 (insn_locators_alloc, insn_locators_finalize,
12172 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12174 (locator_location): New.
12175 (locator_line, locator_file): Rewrite.
12176 * rtl.h (emit_line_note): Kill.
12177 (insn_locators_alloc, insn_locators_finalize,
12178 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12180 * tree-inline.c (initialize_cfun): Do not initialize
12181 ib_boundaries_block.
12182 * passes.c (pass_insn_locators_initialize): Remove.
12184 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12186 PR middle-end/31448
12187 * expr.c (reduce_to_bit_field_precision): Handle
12190 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12192 PR tree-optimization/24659
12193 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12194 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12195 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12196 * genopinit.c (optabs): Rename vec_pack_mod_optab
12197 to vec_pack_trunc_optab.
12198 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12199 early for scalar floating point operands for NOP_EXPR.
12200 (vectorizable_type_promotion): Ditto.
12201 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12202 vec_pack_trunc_optab.
12203 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12205 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12206 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12207 Rename from VEC_PACK_MOD_EXPR.
12208 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12209 * expr.c (expand_expr_real_1): Ditto.
12210 * tree-inline.c (estimate_num_insns_1): Ditto.
12211 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12213 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12214 (vec_unpacks_lo_v4sf): Ditto.
12215 (vec_pack_trunc_v2df): Ditto.
12216 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12217 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12218 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12220 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12222 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12224 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12225 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12226 packing of floating point operands.
12227 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12228 represent unpacking of floating point operands.
12229 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12230 [vec_unpacks_hi]: Ditto.
12231 [vec_unpacks_lo]: Ditto.
12233 2007-04-22 Jan Hubicka <jh@suse.cz>
12235 * final.c (rest_of_handle_final): Call
12236 targetm.asm_out.constructor/targetm.asm_out.destructor
12237 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12238 proper priority via decl_*_priority_insert.
12239 * c-common.c (c_expand_body): Likewise.
12241 2007-04-22 Richard Guenther <rguenther@suse.de>
12243 PR tree-optimization/29789
12244 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12245 (rewrite_reciprocal): New helper split out from
12246 determine_invariantness_stmt.
12247 (rewrite_bittest): Likewise.
12248 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12249 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12252 2007-04-22 Revital Eres <eres@il.ibm.com>
12254 * loop-unroll.c (var_to_expand): New field to support also
12255 insns of the form x = something + x.
12256 (analyze_insn_to_expand_var): Use it.
12257 (expand_var_during_unrolling): Likewise.
12259 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12261 * predict.c: Include pointer-set.h.
12262 (bb_predictions): New variable.
12263 (tree_predicted_by_p, tree_predict_edge,
12264 remove_predictions_associated_with_edge): Use bb_predictions map
12265 instead of bb->predictions.
12266 (clear_bb_predictions, assert_is_empty): New functions.
12267 (combine_predictions_for_bb): Use bb_predictions map. Call
12268 clear_bb_predictions.
12269 (tree_estimate_probability): Create and free bb_predictions map.
12270 * Makefile.in (predict.o): Add pointer-set.h dependency.
12271 * basic-block.h (struct basic_block_def): Remove predictions
12273 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12275 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12278 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12281 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12283 * timevar.c (timevar_print): Change reference of --disable-checking to
12284 --enable-checking=release. Also warn if assert checking is disabled.
12286 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12289 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12290 decl as addressable if the compound literal was marked as
12292 Mark the decl as a gimple register if it is a complex or
12293 vector decl and does not live in memory.
12295 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12297 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12298 (GENERIC_NEXT): New function macro.
12299 (PHI_CHAIN): Use phi_node's new chain variable.
12300 (tree_phi_node): Change tree_common to tree_base
12301 and add the chain field.
12302 * tree-phinodes.c (make_phi_node): Don't set
12303 TREE_TYPE on the new node.
12304 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12305 instead of checking GIMPLE_TUPLE_P in chain_next.
12306 * tree-vect-transform.c
12307 (get_initial_def_for_induction): Look at
12308 PHI_RESULT_TREE for the type of the phi node.
12309 (update_vuses_to_preheader): Use PHI_CHAIN
12310 instead of TREE_CHAIN on the phi node.
12311 * tree-ssa-structalias.c (compute_points_to_sets):
12313 (ipa_pta_execute): Likewise.
12315 2007-04-21 Richard Guenther <rguenther@suse.de>
12317 PR middle-end/31136
12318 * fold-const.c (fold_unary): Call fold_convert_const on the
12321 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12323 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12324 (store_killed_in_pat): New.
12326 2007-04-20 Richard Henderson <rth@redhat.com>
12329 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12330 TREE_LIST with a void_type_node value, not void_list_node exactly.
12332 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12334 * doc/standards.texi: Re-arrange into language-specific
12335 subsections. Add a C++ section, documenting which standards we
12338 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12340 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12341 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12343 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12345 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12346 ecrti.o and crtbegin.o.
12347 (LIB_DEFAULT_SPEC): Include -lc.
12348 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12350 2007-04-20 Richard Henderson <rth@redhat.com>
12353 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12354 argument; update all callers.
12355 (get_unaligned_offset): New.
12356 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12357 get_unaligned_address, just pass on the address directly.
12358 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12359 the subreg in the helper patterns.
12360 (unaligned_extendqidi_le): Use get_unaligned_offset.
12361 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12362 (unaligned_extendhidi_be): Likewise.
12363 (unaligned_extendhidi): Tidy.
12364 * config/alpha/alpha-protos.h: Update.
12366 2007-04-20 Richard Henderson <rth@redhat.com>
12368 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12369 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12370 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12371 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12372 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12373 (CPP_SPEC): Don't include %(cpp_subtarget).
12374 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12375 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12376 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12378 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12380 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12381 for __builtin_ia32_cmpordss.
12383 PR tree-optimization/31632
12384 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12385 and arg1 for optimizations of comparison against min/max values.
12386 Fold arg0 to arg1's type for optimizations of comparison against
12387 min+1 and max-1 values.
12389 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12391 * reload.c (combine_reloads): When trying to use a dying register,
12392 check whether it's uninitialized and don't use if so.
12394 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12396 * fold-const.c: Remove prototypes for native_encode_expr and
12397 native_interpret_expr.
12398 (native_encode_expr): Make non-static.
12399 (native_interpret_expr): Likewise.
12400 * tree.h: Add prototypes for the above.
12402 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12404 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12405 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12406 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12407 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12408 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12409 Add length attributes.
12411 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12413 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12416 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12417 __STDC_WANT_DEC_FP__.
12419 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12421 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12422 for long double compatibility.
12423 * configure: Regenerate.
12425 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12427 PR rtl-optimization/29841
12428 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12430 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12431 that may cause control flow transfer from being moved.
12433 2007-04-18 Jan Hubicka <jh@suse.cz>
12435 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12438 2007-04-18 Eric Christopher <echristo@apple.com>
12440 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12441 only. Update operands.
12442 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12443 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12444 link register to pic register.
12446 2007-04-18 Dirk Mueller <dmueller@suse.de>
12448 PR diagnostic/31227
12449 * tree-vrp.c (search_for_addr_array): New.
12450 (check_array_bounds): Suppress warning about
12451 address taken of array refs if its not de-referenced.
12453 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12455 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12456 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12458 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12459 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12460 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12462 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12464 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12466 (vect_analyze_scalar_cycles): Fix indentation.
12467 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12468 (vect_mark_relevant): Include phis in relevance analysis.
12470 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12472 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12474 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12475 output_operand_lossage().
12477 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12479 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12480 the unused code for reduction without adjust-in-epilog to simplify the
12483 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12485 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12486 (S390_TDC_NEGATIVE_ZERO): New constant.
12487 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12488 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12489 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12490 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12491 (S390_TDC_POSITIVE_INFINITY): New constant.
12492 (S390_TDC_NEGATIVE_INFINITY): New constant.
12493 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12494 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12495 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12496 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12497 (S390_TDC_INFINITY): New constant.
12498 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12499 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12500 optimization for UNSPEC_CCZ_TO_INT.
12501 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12502 ("*ccz_to_int"): New insn.
12503 ("isinf<mode>2"): New insn.
12504 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12505 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12506 (UNSPEC_CCZ_TO_INT): New constant.
12508 2007-04-18 Richard Guenther <rguenther@suse.de>
12510 PR tree-optimization/19431
12511 PR tree-optimization/21463
12512 * tree-pass.h (pass_phiprop): Declare.
12513 * passes.c (init_optimization_passes): New phiprop pass.
12514 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12515 (phivn_valid_p): New helper function.
12516 (phiprop_insert_phi): Likewise.
12517 (propagate_with_phi): Likewise.
12518 (tree_ssa_phiprop): New propagator propagating loads
12519 through phi nodes if profitable.
12521 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12523 * tree-vect-analyze.c (process_use): New function.
12524 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12525 Check phis in all bbs.
12526 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12529 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12531 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12534 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12537 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12540 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12542 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12544 (sse_vmmulv4sf3): Likewise.
12545 (sse2_vmaddv2df3): Likewise.
12546 (sse2_vmmulv2df3): Likewise.
12548 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12550 PR rtl-optimization/31360
12551 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12552 (target_reg_cost): New.
12553 (init_set_costs): Initialize target_reg_cost. Add comments
12554 regarding the rationale of the costs.
12555 (global_cost_for_size): Renamed to...
12556 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12557 of register pressure.
12558 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12559 estimate_reg_pressure_cost. Add number of ivs.
12560 (determine_set_costs): Dump target_reg_cost.
12561 * loop-invariant.c (gain_for_invariant): Use
12562 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12563 (best_gain_for_invariant, find_invariants_to_move): Remove
12565 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12566 (target_reg_cost): Declare.
12567 (global_cost_for_size): Declaration removed.
12568 (estimate_reg_pressure_cost): Declare.
12570 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12572 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12573 regnos into even/odd register pairs.
12574 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12575 TDmode similar to the other floating point modes.
12576 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12577 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12579 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12580 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12581 (movdd_hardfloat64): Use TARGET_MFPGPR.
12583 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12585 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12588 2005-01-05 Richard Henderson <rth@redhat.com>
12590 * reload1.c (do_input_reload): Restrict the optimization deleteing
12591 a previous output reload to RELOAD_FOR_INPUT.
12593 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12595 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12596 induc_vec_info_type.
12597 (vectorizable_induction): New function declaration.
12598 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12599 check if already vectorized. Find first place in BB where new stmts
12600 can be inserted. Takes only one argument.
12601 (vectorizable_induction): New function.
12602 (vect_transform_stmt): Add case for induc_vec_info_type to call
12603 vectorizable_induction.
12604 (vect_transform_loop): Consider phis for vectorization.
12605 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12607 (analyze_operations): Call vectorizable_induction when analyzing phis.
12609 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12610 (vect_mark_relevant): Include phis in relevance analysis.
12611 (vect_mark_stmts_to_be_vectorize): Likewise.
12612 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12614 2007-04-16 Lawrence Crowl <crowl@google.com>
12616 * doc/invoke.texi (Debugging Options): Add documentation for the
12617 -femit-struct-debug options -femit-struct-debug-baseonly,
12618 -femit-struct-debug-reduced, and
12619 -femit-struct-debug-detailed[=...].
12621 * c-opts.c (c_common_handle_option): Add
12622 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12623 and OPT_femit_struct_debug_detailed_.
12624 * c.opt: Add specifications for
12625 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12626 and -femit-struct-debug-detailed[=...].
12627 * opts.c (set_struct_debug_option): Parse the
12628 -femit-struct-debug-... options.
12629 * opts.c (matches_main_base, main_input_basename,
12630 main_input_baselength, base_of_path, matches_main_base): Add
12631 variables and functions to compare header base name to compilation
12633 * opts.c (should_emit_struct_debug): Add to determine to emit a
12634 structure based on the option.
12635 (dump_struct_debug) Also disabled function to debug this
12637 * opts.c (handle_options): Save the base name of the
12640 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12641 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12642 This hook indicates if a type is generic. Set it by default
12643 to "never generic".
12644 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12645 to determine if a struct type is generic or not.
12646 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12647 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12648 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12649 with live C++ hook.
12651 * flags.h (enum debug_info_usage): Add an enumeration to describe
12652 a program's use of a structure type.
12653 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12654 to indicate the program's usage of the type. Filter structs based
12655 on the -femit-struct-debug-... specification.
12656 (gen_type_die): Split into two routines, gen_type_die and
12657 gen_type_die_with_usage. gen_type_die is now a wrapper
12658 that assumes direct usage.
12659 (gen_type_die_with_usage): Replace calls to gen_type_die
12660 with gen_type_die_with_usage adding the program usage of
12661 the referenced type.
12662 (dwarf2out_imported_module_or_decl): Suppress struct debug
12663 information using should_emit_struct_debug when appropriate.
12665 2007-04-16 Ian Lance Taylor <iant@google.com>
12667 PR tree-optimization/31522
12668 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12669 (vrp_initialize): Allocate vr_phi_edge_counts.
12670 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12671 executable edge. Drop test for all constants.
12672 (vrp_finalize): Free vrp_phi_edge_counts.
12674 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12675 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12677 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12678 predecessors at head rather than tail.
12680 2007-04-16 Matthias Klose <doko@debian.org>
12682 * config/alpha/linux.h (CPP_SPEC): Define.
12683 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12685 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12687 * function.h: Remove sequence_stack extern declaration.
12689 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12691 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12693 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12696 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12698 * config/avr/avr.c (avr_arch_types): Rearranging array.
12699 (enum avr_arch): Add.
12700 (avr_mcu_types): Use avr_arch enumeration constants instead of
12702 * config/avr/avr.h (LINK_SPEC): Simplify.
12704 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12706 * config/m68k/m68k.c (m68k_libcall_value,
12707 m68k_function_value): Use macros for register names more.
12709 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12711 (M68K_REGNAME): Use A6_REG.
12712 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12714 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12716 PR middle-end/28071
12717 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12718 'pending_read_list_length' and 'pending_write_list_length'. Update
12720 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12721 to handle two length counters instead of one. Update all uses.
12722 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12723 two length counters instead of one.
12724 * sched-rgn.c (propagate_deps): Update to handle two length counters
12727 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12730 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12731 copy of source, pass it to ix86_expand_vector_set and return
12734 2007-04-16 David Ung <davidu@mips.com>
12735 Joseph Myers <joseph@codesourcery.com>
12737 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12738 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12739 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12740 Add 74K processor information.
12741 * config/mips/mips.md: Include 74k.md.
12742 (cpu): Add 74kc,74kf,74kx.
12743 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12744 * config/mips/74k.md: New.
12745 * doc/invoke.texi (MIPS Options): Document 74K support.
12747 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12749 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12750 vectorizable_* functions.
12751 * tree-vect-transform.c (vectorizable_call): Add check for
12752 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12753 (vectorizable_store): likewise.
12754 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12756 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12757 (vectorizable_type_promotion, vectorizable_load): Likewise.
12758 (vectorizable_live_operation, vectorizable_condition): Likewise.
12759 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12761 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12763 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12765 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12766 register numbers more.
12767 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12768 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12769 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12770 FUNCTION_VALUE_REGNO_P): Likewise.
12771 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12772 STATIC_CHAIN_REGNUM): Likewise.
12773 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12774 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12775 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12776 * config/m68k/m68k.md (FP_REG): New.
12778 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12780 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12783 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12785 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12786 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12789 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12791 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12794 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12797 * c-decl.c (finish_decl): Grab the type of the decl after the call
12798 to store_init_value.
12800 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12802 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12804 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12807 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12808 dominators, post dominators and cleanup cfg before returning.
12810 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12812 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12813 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12815 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12817 * config.gcc: Recognize fido.
12818 * config/m68k/m68k-devices.def (fidoa): New.
12819 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12821 (FL_FIDOA, TARGET_FIDOA): New.
12822 * config/m68k/m68k.opt (mfidoa): New.
12824 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12826 PR middle-end/31322
12827 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12828 when a personality function is used.
12830 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12832 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12834 2007-04-13 Mike Stump <mrs@apple.com>
12836 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12838 * config/darwin.opt (fapple-kext): Make C++ only.
12839 * config/darwin.c (darwin_override_options): Remove code to ensure
12840 -fapple-kext is given for C++ only.
12842 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12844 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12845 * config/mips/mips.c (override_options): Call
12846 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12848 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12850 * config/i386/i386.opt (msvr3-shlib): Removed.
12852 * doc/invoke.texi: Remove -msvr3-shlib.
12854 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12856 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12857 with "popcnt" instruction.
12859 2007-04-13 Richard Guenther <rguenther@suse.de>
12861 PR tree-optimization/21258
12862 * tree-vrp.c (compare_case_labels): New helper.
12863 (find_switch_asserts): New function.
12864 (find_assert_locations): Call it for SWITCH_EXPRs.
12866 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12868 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12869 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12870 check is now implied in X87_FLOAT_MODE_P.
12871 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12872 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12873 (fix_trunc<mode>_i386_fisttp): Ditto.
12874 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12875 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12876 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12877 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12878 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12879 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12880 (unnamed_splitters): Ditto.
12881 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12882 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12883 FIRST_SSE_REG for local functions when SSE math is enabled or
12884 for functions with sseregparm attribute.
12885 (standard_80387_constant_p): Return -1 if mode is not
12887 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12888 (ix86_expand_compare): Ditto.
12889 (ix86_expand_carry_flag_compare): Ditto.
12890 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12891 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12892 DECIMAL_FLOAT_MODE_P.
12893 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12894 of SCALAR_FLOAT_MODE_P.
12895 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12896 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12897 checks before FLOAT_MODE_P.
12898 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12899 before FLOAT_MODE_P.
12904 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12906 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12907 Charles Wilson <libtool@cwilson.fastmail.fm>
12909 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12910 (libgcc.mvars): Don't depend on them.
12911 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12912 * exec-tool.in: New.
12914 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12916 * doc/invoke.text (--help): Document --help=common.
12918 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12920 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12922 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12924 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12925 * genemit.c (main): Emit #include "integrate.h".
12926 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12927 (LOADGP_RTP): New mips_loadgp_style.
12928 * config/mips/mips.h: Include config/vxworks-dummy.h.
12929 (TARGET_RTP_PIC): New macro.
12930 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12931 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12932 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12933 for TARGET_RTP_PIC.
12934 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12935 -mvxworks-pic when using -mrtp and a PIC option.
12936 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12938 (mips_symbolic_constant_p, mips_symbolic_address_p)
12939 (mips_symbol_insns): Handle SYMBOL_HALF.
12940 (override_options): Warn about -G and -mrtp being used together.
12941 Initialize mips_lo_relocs[SYMBOL_HALF].
12942 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12943 (mips_emit_loadgp): Handle LOADGP_RTP.
12944 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12945 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12946 (tablejump): Handle function-relative case table entries if
12948 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12950 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12952 * config/mips/mips.md (load_call<mode>): Allow any general register.
12954 (sibcall_value_internal, sibcall_value_multiple_internal)
12955 (call_value_internal, call_value_split, call_value_multiple_internal)
12956 (call_value_multiple_split): Remove constraints from operand 0.
12958 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12960 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12961 rather than loadgp_noshared.
12962 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12963 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12965 * config/mips/mips.md (loadgp): Rename to...
12966 (loadgp_newabi): ...this.
12967 (loadgp_noshared): Rename to...
12968 (loadgp_absolute): ...this.
12970 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12972 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12973 false for locally-binding symbols.
12974 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12976 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12978 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12979 (SYMBOL_GOT_PAGE_OFST): ...this.
12980 (SYMBOL_GOT_GLOBAL): Rename to...
12981 (SYMBOL_GOT_DISP): ...this.
12982 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12983 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12984 * config/mips/mips.c (mips_global_symbol_p): New function.
12985 (mips_symbol_binds_local_p): Likewise.
12986 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12987 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12988 mips_global_symbol_p and mips_symbol_binds_local_p.
12989 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12990 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12991 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12992 SYMBOL_GOTOFF_DISP.
12993 (mips_ok_for_lazy_binding_p): New function.
12994 (mips_load_call_address, mips_expand_call): Use it.
12995 (mips_dangerous_for_la25_p): Likewise.
12996 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12997 (*got_disp<mode>): Use got_disp_operand instead of
12998 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12999 SYMBOL_GOTOFF_GLOBAL.
13000 (*got_page<mode>): Use got_page_ofst_operand instead of
13002 * config/mips/predicates.md (const_call_insn_operand): Use
13003 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13004 (global_got_operand): Rename to...
13005 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13007 (local_got_operand): Rename to...
13008 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13009 of SYMBOL_GOT_LOCAL.
13011 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13013 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13014 TARGET_CALL_CLOBBERED_GP.
13015 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13016 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13017 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13018 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13019 of TARGET_ABICALLS && !TARGET_NEWABI.
13020 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13021 * config/mips/mips.c (mips_load_call_address): Check
13022 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13023 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13024 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13025 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13026 TARGET_ABICALLS && TARGET_NEWABI.
13027 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13029 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13030 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13031 TARGET_ABICALLS && TARGET_NEWABI.
13032 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13033 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13034 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13035 whether indirect calls must use $25.
13036 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13038 * config/mips/mips.md (jal_macro): Check flag_pic and
13039 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13040 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13041 instead of TARGET_ABICALLS.
13042 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13043 TARGET_ABICALLS && TARGET_OLDABI.
13044 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13045 (sibcall): In the comment above the define_insn, mention
13046 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13047 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13048 instead of TARGET_ABICALLS.
13050 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13052 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13053 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13054 (MACFLAGS_MATCH_P): New macro.
13055 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13056 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13057 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13058 the other MACFLAG constants.
13059 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13060 (flag_machi): Tighten constraints. Renumber some of the operands.
13061 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13063 (flag_machi_parts_acconly): New pattern.
13064 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13066 (flag_macinit1hi): Tighten constraints.
13067 (flag_mul_macv2hi_parts_acconly): New pattern.
13069 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13070 Use a more efficient implementation.
13071 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13072 inline sequences when not optimizing for size.
13074 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13075 movhi_high2low): Delete, merge functionality into...
13076 (packv2hi): ... this pattern.
13078 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13079 * config/bfin/bfin.opt (msim): New option.
13080 (mcpu=): New option.
13081 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13082 (bfin_cpu_t): Typedef of enum bfin_cpu.
13083 (bfin_cpu_type): New declaration.
13084 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13085 -msim and -mcpu= options.
13086 (LIB_SPEC): Likewise.
13087 * config/bfin/bfin.c (bfin_cpu_type): Define.
13088 (bfin_handle_option): Handle -mcpu= option.
13089 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13090 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13091 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13093 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13095 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13096 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13097 (powerpc-wrs-vxworksae): Use ${tm_file}.
13098 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13099 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13100 * config/i386/vx-common.h: New file.
13102 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13104 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13107 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13109 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13112 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13116 * c-common.c (c_build_qualified_type): Set canonical type
13119 2007-04-12 Richard Guenther <rguenther@suse.de>
13121 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13122 lower bound and element size if lower bound is not zero
13123 or either of the ARRAY_REF operands is set.
13125 2007-04-12 Richard Guenther <rguenther@suse.de>
13127 PR tree-optimization/24689
13128 PR tree-optimization/31307
13129 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13131 * gimplify.c (canonicalize_addr_expr): To be consistent with
13132 gimplify_compound_lval only set operands two and three of
13133 ARRAY_REFs if they are not gimple_min_invariant. This makes
13134 it never at this place.
13135 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13137 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13139 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13140 null before emitting a .nsubspa directive.
13142 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13144 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13145 need_to_partition_p if there are no memory statements in the
13148 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13150 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13151 (gcd_of_steps_may_divide_p): New function.
13152 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13154 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13156 * reload.c (find_reloads_toplev, find_reloads_address,
13157 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13158 not a pointer equality test, to decide if we need to call
13159 push_reg_equiv_alt_mem.
13161 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13163 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13164 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13166 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13168 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13170 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13171 vector to be positive.
13173 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13177 * doc/invoke.texi: Document --params max-aliased-vops and
13179 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13180 debug_memory_partitions): Move to tree-flow.h
13181 * params.h (AVG_ALIASED_VOPS): Define.
13182 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13184 (mp_info_t): Likewise.
13185 (get_mem_sym_stats_for): New.
13186 (set_memory_partition): Move from tree-flow-inline.h.
13187 (mark_non_addressable): Only clear the set of symbols for the
13188 partition if it exists.
13189 (dump_memory_partitions): Move from tree-ssa-operands.c
13190 (debug_memory_partitions): Likewise.
13191 (need_to_partition_p): New.
13192 (dump_mem_ref_stats): New.
13193 (debug_mem_ref_stats): New.
13194 (dump_mem_sym_stats): New.
13195 (debug_mem_sym_stats): New.
13196 (update_mem_sym_stats_from_stmt): New.
13197 (compare_mp_info_entries): New.
13198 (mp_info_cmp): Call it.
13199 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13201 (get_mpt_for): Move from tree-ssa-operands.c.
13202 (find_partition_for): New.
13203 (create_partition_for): Remove.
13204 (estimate_vop_reduction): New.
13205 (update_reference_counts): New.
13206 (build_mp_info): New.
13207 (compute_memory_partitions): Refactor.
13208 Document new heuristic.
13209 Call build_mp_info, update_reference_counts,
13210 find_partition_for and estimate_vop_reduction.
13211 (compute_may_aliases): Populate virtual operands before
13212 calling debugging dumps.
13213 (delete_mem_sym_stats): New.
13214 (delete_mem_ref_stats): New.
13215 (init_mem_ref_stats): New.
13216 (init_alias_info): Call it.
13217 (maybe_create_global_var): Remove alias_info argument.
13218 Get number of call sites and number of pure/const call sites
13219 from gimple_mem_ref_stats().
13220 (dump_alias_info): Call dump_memory_partitions first.
13221 (dump_points_to_info_for): Show how many times a pointer has
13223 * opts.c (decode_options): For -O2 set --param
13224 max-aliased-vops to 500.
13225 For -O3 set --param max-aliased-vops to 1000 and --param
13226 avg-aliased-vops to 3.
13227 * fortran/options.c (gfc_init_options): Remove assignment to
13229 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13230 * tree-dfa.c (dump_variable): Dump memory reference
13232 Dump NO_ALIAS* settings.
13233 (referenced_var_lookup): Tidy.
13234 (mem_sym_stats): New.
13235 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13236 and ORIG are different SSA names for a memory partition.
13237 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13238 * tree-flow.h (struct mem_sym_stats_d): Define.
13239 (mem_sym_stats_t): Define.
13240 (struct mem_ref_stats_d): Define.
13241 (struct gimple_df): Add field mem_ref_stats.
13242 (enum noalias_state): Define.
13243 (struct var_ann_d): Add bitfield noalias_state.
13244 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13245 debug_mem_ref_stats, debug_memory_partitions,
13246 debug_mem_sym_stats): Declare.
13247 * tree-ssa-structalias.c (update_alias_info): Update call
13248 sites, pure/const call sites and asm sites in structure
13249 returned by gimple_mem_ref_stats.
13250 Remove local variable IS_POTENTIAL_DEREF.
13251 Increase NUM_DEREFS if the memory expression is a potential
13253 Call update_mem_sym_stats_from_stmt.
13254 If the memory references memory, call
13255 update_mem_sym_stats_from_stmt for all the direct memory
13256 symbol references found.
13257 (intra_create_variable_infos): Set noalias_state field for
13258 pointer arguments according to the value of
13259 flag_argument_noalias.
13260 * tree-ssa-structalias.h (struct alias_info): Remove fields
13261 num_calls_found and num_pure_const_calls_found.
13262 (update_mem_sym_stats_from_stmt): Declare.
13263 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13264 Set default value to 100.
13265 (PARAM_AVG_ALIASED_VOPS): Define.
13267 2007-04-11 Richard Guenther <rguenther@suse.de>
13269 PR middle-end/31530
13270 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13271 a * -b + c as c - a * b if we honor sign dependent rounding.
13273 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13275 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13276 bfin_expand_strmov.
13277 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13278 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13280 (initialize_trampoline): Don't use old-style function definition.
13281 (bfin_secondary_reload): Mark IN_P argument as unused.
13283 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13285 PR tree-optimization/31343
13286 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13287 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13288 * testsuite/gcc.dg/vect/pr31343.c: New.
13290 2007-04-10 Eric Christopher <echristo@apple.com>
13292 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13293 * config/i386/i386.md (*cmpfp0): Use.
13294 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13295 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13296 (fix_trunc<mode>_i386_fisttp): Ditto.
13297 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13298 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13299 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13300 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13301 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13302 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13303 (unnamed_splitters): Ditto.
13304 * config/i386/i386.c (output_fix_trunc): Assert that
13305 we're not being passed a TFmode operand.
13307 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13309 PR tree-optimization/31526
13310 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13311 n_basic_blocks to find newly added blocks.
13313 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13315 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13317 (fix_trunc<mode>si_sse): Ditto.
13318 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13319 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13320 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13321 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13322 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13323 expander using SSEMODEF mode macro.
13324 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13325 expander using SSEMODEF mode macro.
13326 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13327 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13328 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13329 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13330 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13331 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13332 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13333 Macroize insn using X87MODEF mode macro.
13335 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13337 * config/i386/sse.md (sse2_pinsrw): Removed.
13338 (sse2_pextrw): Renamed to ...
13339 (*sse2_pextrw): This.
13341 2007-04-09 Jan Hubicka <jh@suse.cz>
13344 * config/i386/sse.md
13345 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13346 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13347 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13348 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13350 2007-04-09 Jan Hubicka <jh@suse.cz>
13352 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13353 multiple fields of union.
13355 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13357 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13358 (create_preheaders): Check that loops are available.
13359 (fix_loop_structure): Clean up, improve comments.
13360 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13361 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13363 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13364 * predict.c (tree_estimate_probability): Do not call
13365 calculate_dominance_info. Call create_preheaders.
13366 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13367 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13369 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13370 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13371 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13372 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13375 2007-04-08 Jan Hubicka <jh@suse.cz>
13377 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13378 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13379 * fold-const.c (fold_unary): Use it.
13381 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13383 * varasm.c (assemble_variable): Remove call to
13384 lang_hooks.decls.prepare_assemble_variable.
13385 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13386 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13387 * langhooks.h (lang_hooks_for_decls): Remove
13388 prepare_assemble_variable.
13390 2007-04-08 Mike Stump <mrs@apple.com>
13392 * config/i386/i386.c: Use inc/dec on Core2.
13394 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13396 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13397 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13398 lhd_tree_inlining_end_inlining): Remove.
13399 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13400 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13401 end_inlining hooks.
13402 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13403 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13404 lhd_tree_inlining_end_inlining): Remove prototypes.
13405 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13406 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13407 LANG_HOOKS_TREE_INLINING_START_INLINING,
13408 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13410 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13413 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13416 * config/avr/predicates.md (io_address_operand): Delete predicate.
13417 (low_io_address_operand): Don't use 'mode' argument.
13418 (higth_io_address_operand): Rename ...
13419 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13420 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13423 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13425 Revert change removing staticp.
13427 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13430 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13433 2007-04-07 Bruce Korb <bkorb@gnu.org>
13435 * c.opt: Add -Wformat-contains-nul.
13436 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13438 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13439 the NUL byte warning.
13441 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13443 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13445 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13447 * tree.c (staticp): No longer use staticp langhook.
13448 * langhooks.c (lhd_staticp): Removed.
13449 * langhooks.h (struct lang_hooks): Remove staticp.
13450 * c-common.c (c_staticp): Remove.
13451 * c-common.h (c_staticp): Ditto.
13452 * langhooks-defs.h (lhd_staticp): Ditto.
13453 (LHD_HOOKS_STATICP): Ditto
13454 * tree.h (gcc_assert_lowered): New macro.
13456 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13458 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13459 argument "reliable".
13460 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13461 Add argument "reliable". Propagate it through calls.
13462 (infer_loop_bounds_from_undefined): Derive number of iterations
13463 estimates from references in blocks that do not dominate loop latch.
13464 (gcov_type_to_double_int): New function.
13465 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13466 and expected_loop_iterations_unbounded.
13467 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13468 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13469 * tree-data-ref.c (estimated_loop_iterations): Export.
13470 (get_references_in_stmt): Fix -- do not return addresses of local
13472 * cfgloop.h (expected_loop_iterations_unbounded,
13473 estimated_loop_iterations): Declare.
13475 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13477 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13479 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13481 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13482 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13483 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13484 Use output_387_reg_move().
13485 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13486 expander using X87MODEF12 mode macro.
13487 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13488 choosing register preferences. Use output_387_reg_move().
13489 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13490 instead of "x". Use output_387_reg_move().
13491 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13492 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13493 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13494 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13495 Use output_387_reg_move().
13496 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13498 (*truncxf?f_i387 splitter): Ditto.
13500 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13502 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13503 LANG_HOOKS_SAFE_FROM_P.
13504 * expr.c (safe_from_p): Remove langhook call.
13505 * langhooks.h (lang_hooks): Remove safe_from_p.
13506 (lhd_safe_from_p): Remove prototype.
13507 * langhooks.c (lhd_safe_from_p): Remove.
13509 2007-04-06 Jan Hubicka <jh@suse.cz>
13511 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13514 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13516 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13517 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13518 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13519 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13521 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13522 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13524 2007-04-05 Richard Henderson <rth@redhat.com>
13526 * config/alpha/alpha.c (print_operand) [+]: Remove.
13527 (alpha_end_function): Print nop if call at end of function.
13528 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13529 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13530 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13531 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13532 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13533 the call pattern. Update peepholes to match.
13535 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13537 * doc/extend.texi (Other Builtins): Add decimal float variants
13539 * builtins.def: Ditto.
13540 * builtins.c (expand_builtin): Ditto.
13542 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13543 H.J. Lu <hongjiu.lu@intel.com>
13546 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13547 of V8HImode when calling ix86_binary_operator_ok.
13548 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13549 (sdot_prodv8hi): Operands 1 and 2 must be register.
13551 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13553 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13554 initialize align to silence bogus warning.
13556 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13558 PR middle-end/22156
13559 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13561 (struct sra_walk_fns): Remove use_all parameter from use.
13562 (sra_hash_tree): Handle BIT_FIELD_REFs.
13563 (sra_elt_hash): Don't hash bitfld blocks.
13564 (sra_elt_eq): Skip them in parent compares as well. Handle
13566 (sra_walk_expr): Don't maintain or pass down use_all_p.
13567 (scan_use): Remove use_all parameter.
13568 (scalarize_use): Likewise. Re-expand assignment to
13569 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13570 output, and re-scalarize after output. Don't mark anything
13572 (scalarize_ldst): Adjust.
13573 (scalarize_walk_gimple_modify_statement): Likewise.
13574 (build_element_name_1): Handle BIT_FIELD_REFs.
13575 (instantiate_element): Don't warn for any element whose parent
13576 is used as a whole.
13577 (instantiate_missing_elements_1): Return the sra_elt.
13578 (canon_type_for_field): New.
13579 (try_instantiate_multiple_fields): New.
13580 (instantiate_missing_elemnts): Use them.
13581 (mark_no_warning): Removed.
13582 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13583 (REPLDUP, sra_build_elt_assignment): New.
13584 (generate_copy_inout): Use them.
13585 (generate_element_copy): Likewise. Handle bitfld differences.
13586 (generate_element_zero): Don't recurse for blocks. Use
13587 sra_build_elt_assignment.
13588 (generate_one_element_int): Take elt instead of var. Use
13589 sra_build_elt_assignment.
13590 (generate_element_init_1): Adjust.
13591 (scalarize_use, scalarize_copy): Use REPLDUP.
13592 (scalarize_ldst): Move assert before dereference.
13593 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13595 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13597 * regmove.c: Fix unused variable warnings due to previous commit.
13599 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13601 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13602 (regmove_bb_head): Remove.
13603 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13604 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13605 problems with fixup_match_1.
13606 Don't initialize/free regmove_bb_head.
13608 (reg_is_remote_constant_p): If an insn is in the same basic block
13609 but not before INSN, consider it remote, too.
13611 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13614 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13615 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13617 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13619 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13620 (CONDITIONAL_REGISTER_USAGE): Likewise.
13622 2007-04-04 Richard Henderson <rth@redhat.com>
13624 * config/alpha/lib1funcs.asm: Remove unused file.
13626 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13629 * opts.c (print_specific_help): Fix --help=<language>
13631 (common_handle_option): Support --help=common.
13633 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13636 * gcc.c (main): Do not run the linker if
13637 print_subprocess_help indicates that it shouldn't be
13640 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13643 * doc/invoke.texi (--help=): Document <languages> value, fix
13644 formatting in tables of values.
13646 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13648 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13649 dllimport attribute of virtual methods.
13651 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13653 * config/score/crti.asm: Change _bss_start to __bss_start.
13654 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13655 (OUTGOING_REG_PARM_STACK_SPACE) update.
13656 * config/score/score.opt: add options to make backend support
13657 score5, score5u, score7 and score7d.
13658 * config/score/score.md: Likewise.
13659 * config/score/misc.md: Likewise.
13660 * config/score/mac.md: Likewise.
13661 * doc/invoke.texi: Likewise.
13662 * doc/md.texi: update constraints define.
13664 2007-04-03 Richard Henderson <rth@redhat.com>
13666 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13667 an appropriate type, use the mode instead.
13669 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13671 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13672 Set the default --with-arch setting to mips2.
13673 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13674 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13675 (MULTILIB_OSDIRNAMES): Delete.
13676 (MULTILIB_DIRNAMES): Define.
13677 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13678 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13679 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13680 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13681 VXWORKS_OS_CPP_BUILTINS.
13682 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13683 (MIPS_DEBUGGING_INFO): Undefine.
13684 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13686 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13688 PR middle-end/30704
13689 * fold-const.c (native_encode_real): Encode real.c provided longs
13690 as a series of 32-bit native integers.
13691 (native_interpret_real): Interpret buffer as a series of 32-bit
13694 2007-04-03 Richard Guenther <rguenther@suse.de>
13696 * genpreds.c (write_insn_constraint_len): Write function
13697 optimized for CONSTRAINT_LEN implementation.
13698 (write_tm_preds_h): Output insn_constraint_len inline and
13699 use it for CONSTRAINT_LEN.
13700 (write_insn_preds_c): Don't output insn_constraint_len.
13701 * doc/md.texi (define_register_constraint): Document multi-letter
13702 constraints shall have the same length if they start with the same
13705 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13708 * config/i386/i386.md (isinf<mode>2): Expand only when
13709 TARGET_C99_FUNCTIONS is set.
13711 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13713 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13714 (x86_64-*-linux*): Ditto.
13715 * config/i386/i386.opt (mpc): New option.
13716 * config/i386/i386.c (overrride_options): Handle
13717 ix87_precision_string.
13718 * config/i386/crtprec.c: New file.
13719 * config/i386/t-crtpc: Ditto.
13720 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13721 and -mpc80 options.
13722 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13723 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13724 crtprec32.o, crtprec64.o and crtprec80.o.
13726 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13727 and -mpc80 options.
13728 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13730 2007-04-02 Eric Christopher <echristo@apple.com>
13732 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13733 limitations on darwin.
13735 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13738 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13740 2007-04-02 Dave Korn <dave.korn@artimi.com>
13742 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13744 2007-04-02 Dave Korn <dave.korn@artimi.com>
13746 * libgcc2.h (exception_descriptor): Don't forward-declare.
13747 (__get_eh_table_language, __get_eh_table_version): Delete
13748 prototypes of long-dead functions.
13750 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13752 * ebitmap.h: New file
13753 * ebitmap.c: New file
13754 * Makefile.in (ebitmap.o): New target.
13756 2007-04-01 Jan Hubicka <jh@suse.cz>
13758 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13759 before very first instruction.
13761 2007-04-01 Jan Hubicka <jh@suse.cz>
13763 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13764 waring on 64bit hosts.
13765 * bitmap.h: Fix typo in bitmap_head_def.
13767 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13769 PR rtl-optimization/31391
13770 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13771 into a DELETED_LABEL note, and the label is in an empty basic
13772 block, update BB_END as well as BB_HEAD.
13774 2007-04-01 Richard Henderson <rth@redhat.com>
13776 PR tree-optimization/31169
13777 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13778 to varying if the range is outside [0, prec-1].
13780 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13783 * config/mips/mips.md (load_const_gp): New insn.
13784 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13785 the MIPS16 GP pseudo register if no_new_pseudos.
13786 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13788 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13791 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13793 (call_value): Likewise.
13795 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13796 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13799 * doc/invoke.texi: (optimization options): Reword description
13800 of -ffast-math. Document its primary purpose.
13802 2007-03-31 Richard Guenther <rguenther@suse.de>
13804 * omp-low.c (splay-tree.h): Include.
13805 (lookup_decl): Replace splay-tree usage by pointer-map.
13806 (maybe_lookup_decl): Likewise.
13807 (new_omp_context): Likewise.
13808 (delete_omp_context): Likewise.
13809 * gimplify.c (splay-tree.h): Include.
13810 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13812 (remap_ssa_name): Likewise.
13813 (remap_decl): Likewise.
13814 (remap_type_1): Likewise.
13815 (remap_type): Likewise.
13816 (copy_body_r): Likewise.
13817 (expand_call_inline): Likewise.
13818 (clone_body): Likewise.
13819 (copy_tree_r): Likewise.
13820 (remap_save_expr): Likewise.
13821 (unsave_r): Likewise.
13822 (unsave_expr_now): Likewise.
13823 (tree_function_versioning): Likewise.
13824 (build_duplicate_type): Likewise.
13825 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13826 (struct copy_body_data): Replace splay-tree by pointer-map.
13827 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13828 not $(SPLAY_TREE_H).
13829 (gimplify.o): Depend on $(SPLAY_TREE_H).
13830 (omp-low.p): Likewise.
13832 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13834 * config/avr/predicates.md (even_register_operand,
13835 odd_register_operand): New predicates.
13836 * config/avr/avr.md (movw peephole2): New.
13837 (movw_r peephole2): New.
13839 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13841 * tree.h (get_signed_or_unsigned_type): New.
13842 * fold-const.c (operand_equal_for_comparison_p): Use
13843 get_signed_or_unsigned_type instead of
13844 lang_hooks.types.signed_or_unsigned_type.
13845 * expr.c (store_expr): Ditto.
13846 * langhooks.c (get_signed_or_unsigned_type): New.
13847 (lhd_signed_or_unsigned_type): New.
13848 * langhooks.h (lhd_signed_or_unsigned_type): New.
13849 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13851 2007-03-30 Richard Henderson <rth@redhat.com>
13853 * tree-ssa-loop-ivopts.c: Include target.h.
13854 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13855 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13856 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13857 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13859 2007-03-30 Richard Henderson <rth@redhat.com>
13860 Kai Tietz <kai.tietz@onevision.com>
13862 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13863 default for 64-bit.
13864 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13865 (TARGET_64BIT_MS_ABI): New.
13866 (DBX_REGISTER_NUMBER): Handle 64-bit.
13867 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13868 (LONG_TYPE_SIZE): Force to 32.
13869 (REG_PARM_STACK_SPACE): New.
13870 (OUTGOING_REG_PARM_STACK_SPACE): New.
13871 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13872 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13873 (STACK_BOUNDARY): Use 128 for 64-bit.
13874 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13875 Add 64-bit implementation.
13876 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13878 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13879 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13880 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13881 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13882 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13883 TARGET_64BIT_MS_ABI.
13884 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13885 (ix86_pass_by_reference): Likewise.
13886 (ix86_function_value_regno_p): Likewise.
13887 (ix86_build_builtin_va_list): Likewise.
13888 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13889 (function_arg_advance_ms_64): New.
13890 (function_arg_advance): Call it.
13891 (function_arg_ms_64): New.
13892 (function_arg): Call it.
13893 (function_value_ms_64): New.
13894 (ix86_function_value_1): Call it.
13895 (return_in_memory_ms_64): New.
13896 (ix86_return_in_memory): Call it.
13897 (setup_incoming_varargs_ms_64): New.
13898 (ix86_setup_incoming_varargs): Call it.
13899 (ix86_expand_prologue): Handle 64-bit stack probing.
13900 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13901 (output_pic_addr_const): Likewise.
13902 (x86_this_parameter): Likewise.
13903 (x86_output_mi_thunk): Likewise.
13904 (x86_function_profiler): Likewise.
13905 (TARGET_STRICT_ARGUMENT_NAMING): New.
13906 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13907 (TARGET_64BIT_MS_ABI): New.
13908 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13909 * config/i386/i386.md (allocate_stack_worker): Remove.
13910 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13911 describe the clobber of eax without a match_scratch.
13912 (allocate_stack_worker_postreload): Remove.
13913 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13914 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13915 (allocate_stack_worker_rex64_postreload): Remove.
13916 (allocate_stack): Handle 64-bit.
13917 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13918 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13919 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13920 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13921 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13922 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13923 * config.build (x86_64-*-mingw*): New host.
13924 * config.host (x86_64-*-mingw*): New host.
13925 * config.gcc (x86_64-*-mingw*): New target.
13926 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13928 2007-03-30 Richard Henderson <rth@redhat.com>
13929 Kai Tietz <kai.tietz@onevision.com>
13931 * c-pragma.c (struct def_pragma_macro_value): New.
13932 (struct def_pragma_macro): New.
13933 (pushed_macro_table): New.
13934 (dpm_hash, dpm_eq): New.
13935 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13936 (init_pragma): Install them.
13937 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13939 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13941 * config/avr/avr.c (avr_override_options): Clear
13942 'flag_delete_null_pointer_checks'.
13944 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13947 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13948 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13949 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13950 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13951 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13952 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13953 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13955 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13957 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13959 * regmove.c: Move all of pass_stack_adjustments from here...
13960 * combine-stack-adj.c: ...to this new file.
13961 * Makefile.in: Add rules for combine-stack-adj.o.
13963 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13965 PR tree-optimization/31383
13966 * tree-data-ref.c (affine_function_equal_p): Do not require the
13967 vectors to have the same length.
13969 2007-03-30 Jan Hubicka <jh@suse.cz>
13971 PR middle-end/30700
13972 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13973 availablility; add more sanity checking; ask varpool only about
13976 2007-03-29 Richard Henderson <rth@redhat.com>
13978 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13979 to decide, but __SIZEOF_LONG_LONG__.
13981 2007-03-29 Richard Henderson <rth@redhat.com>
13983 * emutls.c (struct __emutls_array): New.
13984 (emutls_destroy): Use it instead of casting element 0 from void*.
13985 (__emutls_get_address): Likewise.
13987 2007-03-29 Richard Henderson <rth@redhat.com>
13989 * varasm.c (initializer_constant_valid_p): Don't deny
13990 DECL_DLLIMPORT_P on functions.
13992 * config/i386/cygming.h: Remove function declarations.
13993 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13994 (ASM_OUTPUT_LABELREF): Remove.
13995 (COMMON_ASM_OP): Remove.
13996 (ASM_OUTPUT_COMMON): Remove.
13997 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13998 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13999 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14000 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14001 Rename from TARGET_ENCODE_SECTION_INFO.
14002 * config/i386/netware.h: Likewise.
14003 * config/i386/i386-protos.h: Update.
14004 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14005 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14006 (legitimate_constant_p): Reject dllimports.
14007 (dllimport_map, get_dllimport_decl): New.
14008 (legitimize_dllimport_symbol): New.
14009 (legitimize_address, ix86_expand_move): Use it.
14010 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14011 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14012 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14013 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14014 * config/i386/predicates.md (constant_call_address_operand): Only
14015 accept symbols; reject dllimport_p symbols.
14016 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14017 i386_pe_maybe_record_exported_symbol.
14018 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14019 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14020 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14021 trust the setting of DECL_DLLIMPORT_P.
14022 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14023 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14024 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14025 tidy the argument scanning loop.
14026 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14027 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14028 (i386_pe_strip_name_encoding): Remove.
14029 (i386_pe_binds_local_p): New.
14030 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14031 (i386_pe_output_labelref): Remove.
14032 (i386_pe_asm_output_aligned_decl_common): New.
14033 (i386_pe_maybe_record_exported_symbol): Rename from
14034 i386_pe_record_exported_symbol; check for dllexported symbols.
14036 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14038 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14039 add comment explaining why vsnprintf cannot be used.
14041 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14043 PR tree-optimization/30666
14044 * tree.c (build_complex_type): When creating type names for DWARF2
14045 debug info, create TYPE_DECLs for TYPE_NAME instead of
14047 (build_common_tree_nodes_2): Use build_complex_type when building
14048 predefined complex types, to preserve canonical types.
14050 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14052 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14053 (noce_get_alt_condition): Look at it to determine whether to
14054 reverse the condition or not.
14055 (noce_get_condition): Substitute the truth for lies.
14056 (noce_find_if_block): Set the then_else_reversed field.
14058 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14060 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14061 destination of this insn.
14062 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14063 than calling gen_rtx_SET directly. Use r0 to hold the value of
14064 'address + 4' rather than a stack based temporary which can be
14065 mis-optimized away.
14067 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14069 * config/s390/s390.c (s390_secondary_input_reload_class,
14070 s390_secondary_output_reload_class): Functions removed.
14071 (s390_secondary_reload): New function.
14072 (TARGET_SECONDARY_RELOAD): Target macro defined.
14073 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14074 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14075 * config/s390/s390.md ("reload_outti", "reload_outdi",
14076 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14077 "reload_out<mode>"): Expanders removed.
14078 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14079 "reload<mode>_nonoffmem_out"): Expanders added.
14081 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14083 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14084 action if SRC->DEST replacement failed anyway.
14086 2007-03-28 Mike Stump <mrs@apple.com>
14088 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14089 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14090 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14092 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14094 * config.gcc: Accept barcelona as a variant of amdfam10.
14095 * config/i386/i386.c (override_options): Likewise.
14096 * doc/invoke.texi: Likewise.
14098 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14100 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14101 offsets for BIT_FIELD_REF and COMPONENT_REF.
14103 2007-03-28 Richard Guenther <rguenther@suse.de>
14105 * tree.c (is_global_var): Move ...
14106 * tree-flow-inline.h (is_global_var): ... here.
14107 * tree.h (is_global_var): Remove declaration.
14109 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14111 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14113 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14114 * config/i386/i386.c (ix86_tune_features): Initialize new
14116 * config/i386/predicates.md (promotable_binary_operator): Use
14117 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14119 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14122 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14124 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14126 * config/fr30/fr30.md (movsi_internal): Change destination
14127 constraint from m to V and add m to the end.
14129 2007-03-28 Christian Bruel <christian.bruel@st.com>
14131 * config/sh/sh.md (movsi_i): Fix type attribute.
14133 2007-03-28 Christian Bruel <christian.bruel@st.com>
14135 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14136 (movsf_ie): Likewise.
14138 2007-03-28 Christian Bruel <christian.bruel@st.com>
14140 * config.gcc: Add sh4-300 to multilib.
14141 * config/sh/t-mlib-sh4-300: New file.
14143 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14145 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14146 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14147 fix_trunc<mode>di2.
14148 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14149 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14150 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14151 "fixuns_trunctddi2"): Whitespace fix.
14153 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14155 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14156 the definition of struct sh_args.
14157 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14158 CALL_COOKIE_INT_REG_GET): Likewise.
14160 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14162 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14163 transformations are applied successfully.
14165 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14167 * tree.c (tree_contains_struct): Permit 512 tree codes.
14168 * tree.h (tree_contains_struct): Ditto.
14169 (MAX_TREE_CODES): Ditto.
14170 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14171 SPARE member to store remaining padding bits.
14173 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14175 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14178 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14180 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14181 * configure: Regenerate.
14183 * configure: Regenerate using the correct version of autoconf.
14185 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14187 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14189 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14190 regs to "__SP_L__" and "__SP_H__".
14192 2007-03-27 Richard Guenther <rguenther@suse.de>
14194 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14195 computations with it with a HOST_WIDE_INT variable.
14197 2007-03-26 Mike Stump <mrs@apple.com>
14199 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14200 objective-c-header, objective-c++-header and objc++-cpp-output
14202 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14204 2007-03-26 Richard Henderson <rth@redhat.com>
14207 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14208 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14209 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14210 IX86_BUILTIN_PSRLQ128): New.
14211 (ix86_init_mmx_sse_builtins): Add them.
14212 (ix86_expand_builtin): Expand them.
14213 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14214 operand 2 be TImode.
14215 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14216 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14217 _mm_srli_epi64): Mark __B const.
14218 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14219 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14220 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14221 new two-vector shift builtins.
14223 2007-03-26 Ian Lance Taylor <iant@google.com>
14225 PR tree-optimization/31345
14226 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14227 [+INF, +INF(OVF)] into VARYING.
14229 2007-03-26 Zack Weinberg <zackw@panix.com>
14231 * gengtype-parse.c: New file.
14232 * gengtype-yacc.y: Delete.
14233 * gengtype-lex.l: Don't include gengtype-yacc.h.
14234 Define YY_DECL and yyterminate appropriately for recursive
14235 descent parser. yylval is now a string out-parameter to yylex.
14236 (HWS, EOID): New shorthand.
14237 (IWORD): Add a couple more types.
14238 (yylex): Add a setup stanza. Remove the complex rules for
14239 detecting GTY'ed types and typedefs; replace with simple
14240 keyword detectors. Adjust everything for the changed
14241 definition of yylval. Ignore all pp-directives, not just #define.
14243 (parse_file): Rename yybegin; do not call yyparse.
14245 * gengtype.c (xasprintf): Export again.
14246 (this_file): New. Use everywhere __FILE__ was being used.
14247 (get_lang_bitmap): Special case types defined in gengtype.c.
14248 (do_typedef, new_structure): Suppress definition of certain types.
14249 (new_structure): Improve diagnostics of duplicate definitions.
14250 Make sure location_s is associated with input.h.
14251 (nreverse_pairs, define_location_structures): New functions.
14252 (main): Improve tagging of kludge types. Remove old kludges
14253 for input.h types; use define_location_structures.
14254 * gengtype.h: Update prototypes. Define token codes here.
14255 * Makefile.in: Remove all references to gengtype-yacc.
14256 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14258 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14259 add GTY((skip)) to the field that's only conditionally there.
14260 * doc/install.texi: Document that Bison is no longer required
14261 unless building treelang.
14263 * gengtype.c: Don't include gtyp-gen.h.
14264 (srcdir): Declare here.
14265 (base_files, lang_dir_names): Allocate dynamically.
14266 (gt_files, num_gt_files, num_lang_dirs): New globals.
14267 (measure_input_list, read_input_line, read_input_list)
14268 (set_lang_bitmap): New functions.
14269 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14270 simplify, relying on read_input_list to set up the bitmaps.
14271 (main): Arguments are no longer unused. Check for correct number
14272 of command line arguments, set srcdir and srcdir_len, then call
14273 read_input_list, before doing anything else. No need to worry
14274 about duplicates in main loop.
14275 * configure.ac: Simplify the calculation of all_gtfiles.
14276 Put language tags in there. Don't set or substitute
14277 all_gtfiles_files_langs or all_gtfiles_files_frags.
14278 * Makefile.in: Revamp the way gengtype is invoked, now that it
14279 takes a file on its command line with a much simpler format.
14280 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14281 (GTFILES): Remove duplicates and C source files.
14282 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14283 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14284 * configure: Regenerate.
14286 * gengtype.h: Remove all type definitions to gengtype.c; leave
14287 only definitions of options_p, type_p, and pair_p as opaque
14288 pointers. Update prototypes.
14289 * gengtype.c: Many type definitions moved here from gengtype.h.
14290 Consolidate type definitions at the top of the file.
14291 (xvasprintf): Delete.
14292 (xasprintf): Make static.
14293 (create_nested_pointer_option): Add 'next' parameter.
14294 (create_field_all, create_field_at): New functions.
14295 (create_field): Now a thin wrapper around create_field_all.
14296 (create_optional_field): Rename create_optional_field_ and add
14297 line argument. Original name is now a macro which supplies
14299 (oprintf): Use vsnprintf directly.
14300 (close_output_files): Use fatal rather than perror/exit.
14301 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14302 (main): Set progname. Don't use exit.
14303 * gengtype-yacc.y (struct_fields): Use create_field_at.
14304 (option, optionseqopt): Delete.
14305 (optionseq): Consolidate productions from option here so we
14306 can use the first argument to create_option.
14308 * gengtype-lex.l: Distinguish unions from structures in the
14309 token type. Don't call find_structure; return the tag as a string.
14310 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14311 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14312 string. Reorganize typedef_struct production accordingly.
14313 Use create_nested_ptr_option.
14314 * gengtype.c (create_nested_ptr_option): New function.
14315 * gengtype.h: Declare it.
14317 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14318 (string_type): Don't declare.
14319 (do_scalar_typedef): Declare.
14320 (create_scalar_type): Update prototype.
14321 * gengtype.c (string_type): Make static.
14322 (scalar_nonchar, scalar_char): New.
14323 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14324 (resolve_typedef): Use scalar_nonchar for error recovery.
14325 (create_scalar_type): Remove name_len field. Return scalar_char
14326 or scalar_nonchar as appropriate.
14327 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14328 to use string_type.
14329 (throughout): Use scalar_nonchar instead of calling
14330 create_scalar_type, whenever possible.
14331 (main): Initialize scalar_char and scalar_nonchar before calling
14333 * gengtype-lex.l: Adjust for removal of second argument to
14334 create_scalar_type. Use yylval.s instead of yylval.t when
14336 * gengtype-yacc.y: Type of SCALAR is string. Call
14337 create_scalar_type from type:SCALAR rule. Adjust for removal of
14338 second argument to create_scalar_type.
14340 * vec.h: Remove all #if IN_GENGTYPE blocks.
14341 Add comment saying that changes may require adjustments to gengtype.
14342 * gengtype.c: Don't include coretypes.h or tm.h.
14343 Add comment to inclusion of errors.h.
14344 (note_def_vec, note_def_vec_alloc): New functions.
14345 * gengtype.h: Declare new functions.
14346 * gengtype-lex.l: Don't include coretypes.h.
14347 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14349 (update_lineno): Remove unnecessary prototype.
14350 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14351 (VEC rule): Just return VEC_TOKEN.
14352 * gengtype-yacc.y (VEC_TOKEN): New token type.
14353 (type): Add a production for VEC(a,b).
14354 * Makefile.in: Update dependencies.
14356 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14357 typedefs that use the old PARAMS macro.
14359 * gengtype-lex.l: Remove all rules and states relating to yacc
14361 * gengtype-yacc.y: Similarly.
14362 * gengtype.c (note_yacc_type): Delete function.
14363 * gengtype.h: Update prototypes.
14365 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14367 * tree-pretty-print.c (dump_generic_node): Report precision of
14368 unnamed integer types.
14370 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14372 * ifcvt.c (noce_try_store_flag_constants): Don't check
14373 no_new_pseudos here.
14374 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14375 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14376 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14377 noce_try_sign_mask): Likewise.
14378 (if_convert): Check no_new_pseudos here.
14380 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14382 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14383 (noce_get_condition): Handle new then_else_reversed argument.
14384 (noce_init_if_info): Remove, fold into noce_find_if_block.
14385 (noce_process_if_block): Take a struct noce_if_info as the
14386 argument. Don't set up one based on ce_if_info. Update pointer
14387 references accordingly.
14388 (cond_move_process_if_block): Likewise.
14389 (process_if_block): Removed.
14390 (find_if_block): Removed. Move functionality two new functions,
14391 noce_find_if_block and cond_exec_find_if_block.
14392 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14393 blocks and the symmetric IF-ELSE-JOIN case.
14394 (cond_exec_find_if_block): Also new function mostly based on old
14395 find_if_block and process_if_block.
14396 (find_if_header): Replace find_if_block call with separately
14397 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14398 (find_cond_trap): Update noce_get_condition call.
14399 (dead_or_predicable): Likewise.
14401 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14403 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14405 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14406 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14407 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14408 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14409 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14410 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14411 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14412 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14413 __builtin_ia32_psrad128 builtins.
14415 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14417 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14418 * config/i386/constraints.md
14419 (define_constraint "I"): Use IN_RANGE macro.
14420 (define_constraint "J"): Ditto.
14421 (define_constraint "K"): Ditto.
14422 (define_constraint "M"): Ditto.
14423 (define_constraint "N"): Ditto.
14424 (define_constraint "O"): Ditto.
14425 * config/i386/predicates.md
14426 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14427 (define_predicate "const_0_to_3_operand"): Ditto.
14428 (define_predicate "const_0_to_7_operand"): Ditto.
14429 (define_predicate "const_0_to_15_operand"): Ditto.
14430 (define_predicate "const_0_to_63_operand"): Ditto.
14431 (define_predicate "const_0_to_255_operand"): Ditto.
14432 (define_predicate "const_1_to_31_operand"): Ditto.
14433 (define_predicate "const_2_to_3_operand"): Ditto.
14434 (define_predicate "const_4_to_7_operand"): Ditto.
14436 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14438 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14439 in SImode for save_world.
14440 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14443 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14445 PR tree-optimization/30784
14446 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14449 2007-03-25 Revital Eres <eres@il.ibm.com>
14451 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14452 Fold movement_possibility function into it.
14454 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14456 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14457 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14458 (call_indirect_nonlocal_darwin64): Same.
14459 (call_nonlocal_darwin64): Same.
14460 (call_value_indirect_nonlocal_darwin64): Same.
14461 (call_value_nonlocal_darwin64): Same.
14462 (sibcall_nonlocal_darwin64): Same.
14463 (sibcall_value_nonlocal_darwin64): Same.
14464 (sibcall_symbolic_64): Same.
14465 (sibcall_value_symbolic_64): Same.
14466 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14468 (rs6000_emit_load_toc_table): Same.
14469 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14470 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14472 (divss_call): Same.
14473 (divus_call): Same.
14474 (quoss_call): Same.
14475 (quous_call): Same.
14476 (load_toc_v4_pic_si): Same
14477 (load_toc_v4_PIC_1): Same.
14478 (load_toc_v4_PIC_1b): Same.
14479 (call_indirect_aix{32,64}): Same.
14480 (call_value_indirect_aix{32,64}): Same.
14482 (call_value): Same.
14483 (call_local{32,64}): Same.
14484 (call_value_local{32,64}): Same.
14485 (call_indirect_nonlocal_aix{32,64}): Same.
14486 (call_nonlocal_aix{32,64}): Same.
14487 (call_value_indirect_nonlocal_aix{32,64}): Same.
14488 (call_value_nonlocal_aix{32,64}): Same.
14489 (call_indirect_nonlocal_sysv<mode>): Same.
14490 (call_nonlocal_sysv<mode>): Same.
14491 (call_value_indirect_nonlocal_sysv<mode>): Same.
14492 (call_value_nonlocal_sysv<mode>): Same.
14494 (sibcall_local{32,64}): Same.
14495 (sibcall_value_local{32,64}): Same.
14496 (sibcall_nonlocal_aix{32,64}): Same.
14497 (sibcall_value_nonlocal_aix{32,64}): Same.
14498 (sibcall_nonlocal_sysv<mode>): Same.
14499 (sibcall_value): Same.
14500 (sibcall_value_nonlocal_sysv<mode>): Same.
14502 2007-03-24 Paul Brook <paul@codesourcery.com>
14504 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14505 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14507 2007-03-24 Richard Henderson <rth@redhat.com>
14509 * config/ia64/constraints.md: New file.
14510 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14511 satisfies_constraint_?.
14512 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14513 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14514 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14515 ia64_output_mi_thunk): Likewise.
14516 (ia64_const_ok_for_letter_p): Remove.
14517 (ia64_const_double_ok_for_letter_p): Remove.
14518 (ia64_extra_constraint): Remove.
14519 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14520 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14521 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14522 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14523 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14524 EXTRA_MEMORY_CONSTRAINT): Remove.
14525 * config/ia64/ia64.md: Include constriants.md. Replace
14526 CONST_OK_FOR_? with satisfies_constraint_?.
14528 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14529 H.J. Lu <hongjiu.lu@intel.com>
14531 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14533 (name macros): Use DPD_BID_NAME to convert names properly.
14535 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14536 decimal floating point format.
14537 (init_floating_libfuncs): Change decimal functions so that they
14538 have a "bid_" prefix if the decimal system uses the BID format,
14539 and "dpd_" prefix if the decimal system uses the DPD format.
14540 (init_interclass_conv_libfuncs): Ditto.
14541 (init_intraclass_conv_libfuncs): Ditto.
14543 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14544 using the BID format.
14546 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14547 whether we are using the BID decimal format.
14548 * configure: Regenerate.
14550 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14551 the compiler has decimal floating point enabled. Define
14552 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14555 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14556 using the BID format.
14558 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14559 whether we are using the BID decimal format.
14560 * configure: Regenerate.
14562 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14563 the compiler has decimal floating point enabled. Define
14564 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14567 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14568 options, and that it is enabled for i386/x86_64 systems.
14570 * Makefile.in (enable_decimal_float): New.
14572 (DECNUMINC): Add -I$(DECNUMFMT).
14573 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14574 to $(DECNUMFMT) from $(DECNUM).
14576 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14577 Substitute enable_decimal_float.
14578 * configure: Regenerated.
14581 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14584 * configure.ac: Enable decimal float for x86_64-*-linux*.
14585 * configure: Regenerated.
14588 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14589 decimal128ClearSign to flip and clear the sign bit in decimal128.
14590 (decimal_real_maxval): Set decimal128SetSign to set the sign
14593 2007-03-23 Ian Lance Taylor <iant@google.com>
14595 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14597 2007-03-23 Ian Lance Taylor <iant@google.com>
14599 * tree-dump.c (dump_files): Correct comment.
14601 2007-03-23 Ian Lance Taylor <iant@google.com>
14603 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14605 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14607 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14608 in cfglayout mode. Don't go into and out of cfglayout mode.
14609 Link the blocks in the order of the constructed traces.
14610 (rest_of_handle_tracer): Adjust call to tracer.
14611 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14612 Don't go into cfglayout mode.
14613 (rtl_loop_done): Don't go out of cfglayout mode.
14614 * cfglayout.c (relink_block_chain): New function, split out from...
14615 (fixup_reorder_chain): ...here. Remove redundant checking.
14616 (cfg_layout_finalize): Don't clear the header, footer, and aux
14617 fields here, move the code to do so to relink_block_chain. Likewise
14618 for free_original_copy_tables.
14619 * rtl.h (tracer): Update prototype.
14620 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14621 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14622 mode. Use relink_block_chain to serialize the CFG according to the
14623 new basic block order. Move targetm.cannot_modify_jumps_p check from
14625 (gate_handle_reorder_blocks): ...to here.
14626 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14628 (gate_duplicate_computed_gotos): ...to here.
14629 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14630 something always changes when going into and out of cfglayout mode.
14631 Perform an expensive cfg cleanup while going into cfglayout mode.
14632 Always update liveness information on HAVE_conditional_execution
14633 targets. Reserialize the basic blocks and go out of cfglayout mode.
14634 * reg-stack.c: Include cfglayout.h.
14635 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14636 the call to reorder_basic_blocks.
14637 * basic-block.h (reorder_basic_blocks): Update prototype.
14638 (relink_block_chain): New prototype.
14639 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14641 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14643 * config/mips/mips.md (type, hazard, *movdi_32bit,
14644 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14645 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14646 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14647 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14648 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14650 (movcc): Change first xfer to multi.
14651 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14652 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14653 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14654 config/mips/generic.md: Change reservations using "xfer" to use
14656 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14657 using match_operand.
14658 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14659 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14661 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14663 2007-03-22 Richard Henderson <rth@redhat.com>
14665 * config/i386/i386.c: Remove unnecessary function declarations.
14666 Move targetm definition, and all related macros, to the end of
14667 the file. Resort some functions to put definitions before uses.
14668 (ix86_attribute_table): Make static. Move to end of file.
14669 (ix86_gimplify_va_arg): Make static.
14671 2007-03-22 Richard Henderson <rth@redhat.com>
14673 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14674 don't increase local_regparm with force_align_arg_pointer check.
14675 (ix86_function_sseregparm): Assert 32-bit.
14676 (type_has_variadic_args_p): New.
14677 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14678 type_has_variadic_args_p.
14679 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14680 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14681 use memset instead. Do maybe_vaarg check first; skip attribute
14682 tests if true; skip attribute tests for 64-bit.
14683 (construct_container): Remove TARGET_DEBUG_ARG.
14684 (function_arg_advance_32, function_arg_advance_64): Split out ...
14685 (function_arg_advance): ... from here.
14686 (function_arg_32, function_arg_64): Split out ...
14687 (function_arg): ... from here.
14688 (ix86_pass_by_reference): Tidy.
14689 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14690 (function_value_32): New, from parts of ix86_function_value
14691 and ix86_value_regno.
14692 (function_value_64): New, from parts of ix86_function_value
14693 and ix86_libcall_value.
14694 (ix86_function_value_1): New.
14695 (ix86_function_value, ix86_libcall_value): Use it.
14696 (return_in_memory_32, return_in_memory_64): Split out ...
14697 (ix86_return_in_memory): ... from here.
14698 (ix86_struct_value_rtx): Skip for 64-bit.
14699 (ix86_libcall_value, ix86_value_regno): Remove.
14700 (setup_incoming_varargs_64): Split out ...
14701 (ix86_setup_incoming_varargs): ... from here.
14702 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14703 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14704 * config/i386/i386-protos.h (ix86_function_value): Remove.
14705 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14707 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14710 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14711 infinities not supported, otherwise emit warning if -Woverflow. On
14712 underflow, emit warning if -Woverflow.
14713 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14715 * real.h (real_from_string): Update declaration
14717 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14718 Richard Henderson <rth@redhat.com>
14720 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14721 * calls.c (compute_argument_block_size, expand_call,
14722 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14723 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14724 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14725 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14726 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14727 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14728 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14729 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14732 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14734 * c-incpath.c (add_sysroot_to_chain): New.
14735 (merge_include_chains): Add sysroot argument. Call
14736 add_sysroot_to_chain if sysrooted.
14737 (register_include_chains): Update call to merge_include_chains.
14738 * doc/cppopts.texi: Document use of '=' in include directory
14741 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14743 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14744 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14745 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14746 insn pattern using X87MODEF12 mode macro.
14748 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14750 * regmove.c (regmove_optimize): Use reg_mentioned_p
14751 instead of reg_overlap_mentioned_p for DST.
14753 2007-03-21 Mike Stump <mrs@apple.com>
14755 * c.opt: Fixup for Objective-C/C++.
14757 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14759 * explow.c (convert_memory_address): Fold memory reference when
14760 POINTERS_EXTEND_UNSIGNED < 0
14762 2007-03-21 Richard Henderson <rth@redhat.com>
14765 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14766 * config/i386/mmintrin.h (__m64): Likewise.
14767 * config/i386/xmmintrin.h (__m128): Likewise.
14769 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14771 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14772 (VXWORKS_OS_CPP_BUILTINS): Define.
14773 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14774 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14776 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14778 * rtl.h (constant_pool_reference_p): Delete.
14779 (find_constant_src): Declare.
14780 * rtlanal.c (find_constant_src): New function.
14781 * simplify-rtx.c (constant_pool_reference_p): Delete.
14782 * config/i386/i386.md: Use find_constant_src instead of
14783 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14785 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14787 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14788 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14790 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14792 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14793 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14794 (arm_elf_asm_constructor): Use it.
14795 (arm_elf_asm_destructor): New function.
14797 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14799 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14801 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14803 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14805 2007-03-19 Andrew Haley <aph@redhat.com>
14807 PR tree-optimization/31264
14808 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14809 VIEW_CONVERT_EXPRs.
14811 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14813 PR rtl-optimization/30907
14814 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14815 (fwprop_init): Always call loop_optimizer_initialize.
14816 (fwprop_done): Always call loop_optimizer_finalize.
14817 (fwprop): We always have loop info now.
14818 (gate_fwprop_addr): Remove.
14819 (pass_fwprop_addr): Use gate_fwprop as gate.
14821 PR rtl-optimization/30841
14822 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14823 df_chain_alloc): Call df_reorganize_refs unconditionally.
14824 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14825 refs_organized to refs_organized_size.
14826 (df_ref_create_structure): Use refs_organized_size instead of
14827 bitmap_size if refs had been organized, and keep refs_organized_size
14829 * df.h (struct df_ref_info): Change refs_organized to
14830 refs_organized_size.
14831 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14834 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14836 * except.c (output_function_exception_table): Do not reference the
14837 EH personality routine for functions that do not require an
14840 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14843 * c-typeck.c (convert_for_assignment): Call comptypes for
14844 RECORD_TYPE or UNION_TYPE.
14846 PR inline-asm/30505
14847 * reload1.c (reload): Do invalid ASM checking after
14848 cleanup_subreg_operands.
14850 2007-03-19 Jeff Law <law@redhat.com>
14852 * tree-cfg.c (find_taken_edge): Tighten conditions for
14853 optimizing computed gotos.
14855 2007-03-19 Michael Matz <matz@suse.de>
14857 * builtins.c (expand_builtin_sync_operation,
14858 expand_builtin_compare_and_swap,
14859 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14862 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14863 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14866 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14868 * doc/tm.texi: Add brackets around the return type of
14869 TARGET_SECONDARY_RELOAD.
14871 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14872 Richard Guenther <rguenther@suse.de>
14874 PR tree-optimization/31254
14875 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14876 Use handled_component_p () where appropriate. Continue
14877 propagating into the rhs if we propagated into an INDIRECT_REF
14880 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14882 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14883 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14884 (xde, xdee): Mode attributes adjusted to support DFP modes.
14885 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14886 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14887 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14888 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14889 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14890 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14891 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14893 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14894 "movsf"): Insn definitions removed.
14895 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14896 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14897 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14899 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14900 "reload_in<mode>", "reload_out<mode>"): Expander added.
14901 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14904 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14906 * config/s390/s390.md: Only non-functional changes. Renamed
14907 FPR mode macro to BFP all over the file.
14909 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14911 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14912 (op_type attribute): RRF instruction type added.
14913 (fT0): New mode attribute.
14914 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14915 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14916 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14917 instruction no secondary memory is needed when moving DFmode values
14918 between GPRs and FPRs.
14920 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14922 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14923 inverted and documentation adjusted.
14924 ("mhard-dfp", "msoft-dfp"): New options.
14925 * config/s390/s390.c (s390_handle_arch_option): New architecture
14927 (override_options): Sanity checks for the new options added.
14928 * config.gcc: New architecture switch: z9-ec.
14929 * config/s390/s390.h (processor_flags): PF_DFP added.
14930 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14931 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14932 when the bit is NOT set so remove it from the defaults.
14934 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14936 * genemit.c (main): Print include statement for dfp.h.
14937 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14940 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14942 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14944 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14947 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14948 instead of PATTERN.
14950 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14952 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14953 attr_length_call, output_call, output_indirect_call): Cleanup
14954 formatting of targetm calls.
14956 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14958 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14960 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14962 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14963 reservation, bypass and anti-bypass descriptions for these
14964 instructions. Update move patterns.
14965 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14968 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14970 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14971 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14972 (get_initial_def_for_reduction): Likewise.
14974 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14976 Fix PR tree-optimization/29922
14977 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14978 (get_representative): Removed.
14979 (value_dies_in_block_x): Update for rvuse removal.
14980 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14981 (compute_antic_aux): Handle when PHI nodes appear in
14982 non-single-successors.
14983 (dump_bitmap_of_names): Removed.
14984 (compute_antic_safe): Renamed and removed rvuse calculation.
14985 Calculate only antic safe.
14986 (insert_into_preds_of_block): Remove assert.
14987 (execute_pre): Update for renamed functions.
14988 (defer_or_phi_translate_block): New function.
14990 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14992 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14993 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14995 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14996 Follow spelling conventions.
14998 * tree-data-ref.h: Remove the prototype for analyze_array.
15000 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15002 PR tree-optimization/31041
15003 * tree-vect-transform.c (get_initial_def_for_induction): Call
15004 force_gimple_operand.
15006 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15008 * ipa-type-escape.c (look_for_casts) : Revert code to use
15009 handled_component_p due to ada test a-numaux.adb.
15011 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15013 * final.c (final_scan_insn): Alter the condition of a
15014 conditional trap if we have nonstandard CC.
15016 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15018 * configure.ac: Remove excess quoting from asm line 0 test.
15019 * configure: Rebuilt.
15021 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15023 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15024 * c-common.c (convert_and_check): Move warning logic to...
15025 (warnings_for_convert_and_check): ...here. Define.
15026 * c-common.h (warnings_for_convert_and_check): Declare.
15028 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15030 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15031 (output_call): Likewise.
15033 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15035 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15037 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15039 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15041 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15043 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15044 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15046 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15048 PR tree-optimization/31183
15049 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15050 Use double_int instead of unsigned int for representing access_strides.
15051 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15053 2007-03-16 Richard Guenther <rguenther@suse.de>
15055 PR tree-optimization/31146
15056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15057 to allow recursion of forward_propagate_addr_expr.
15058 (forward_propagate_addr_into_variable_array_index): Likewise.
15059 (forward_propagate_addr_expr): Likewise.
15060 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15061 (forward_propagate_addr_expr_1): Recurse on simple copies
15062 instead of propagating into them. Do so for useless conversions
15064 (forward_propagate_addr_expr): Clean up unused statements after
15067 2007-03-16 Richard Guenther <rguenther@suse.de>
15069 * builtins.c (expand_builtin_cexpi): Use the right argument
15070 for the expansion via cexp.
15072 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15074 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15075 * configure: Rebuilt.
15077 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15080 * dwarf2out.c (force_type_die): Adjust comment.
15081 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15083 2007-03-15 DJ Delorie <dj@redhat.com>
15085 * config/frv/predicates.md (minmax_operator): Don't check operands
15088 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15090 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15091 Update constant estimates of number of iterations.
15092 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15093 argument renamed to "realistic".
15094 (compute_estimated_nb_iterations): Removed.
15095 (record_niter_bound): New function.
15096 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15097 call record_nonwrapping_iv with upper = false.
15098 (infer_loop_bounds_from_signedness): Pass upper argument to
15099 record_nonwrapping_iv.
15100 (estimate_numbers_of_iterations_loop): Do not call
15101 compute_estimated_nb_iterations. Record estimate based on profile
15102 information. Initialize the constant estimates of number of
15104 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15106 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15107 number of iterations is too small.
15108 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15109 (EST_NOT_AVAILABLE): Removed.
15110 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15111 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15114 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15116 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15117 Handle NE_EXPR guards.
15119 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15122 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15123 Set also -pedantic-errors by default for the preprocessor unless
15124 -fpermissive is given.
15126 2007-03-15 Richard Guenther <rguenther@suse.de>
15128 PR middle-end/29719
15129 PR middle-end/31161
15130 * builtins.c (expand_builtin_cexpi): As a fallback if we
15131 don't have builtins for sincos or cexp create a function
15132 declaration for cexp and expand to a call to that.
15133 (expand_builtin_int_roundingfn): Always fall
15134 back to floor/ceil and its variants even if they may be
15137 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15139 PR middle-end/31159
15140 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15141 jump tables, move the call to delete_dead_jumptables from here...
15142 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15143 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15144 don't allow merging of blocks that try_redirect_by_replacing_jump
15145 also does not handle when not optimizing.
15147 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15148 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15150 * config/i386/i386.md (x86_sahf_1): Correctly handle
15153 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15156 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15157 x86_64_general_operand as operand[2] predicate. Remove "iF"
15158 from operand constraints and use "e" constraint instead.
15159 (*subti3_1, *subti3_1 splitter): Ditto.
15160 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15161 operand[1] predicate.
15163 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15165 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15166 arrays, multiply the access strides by the size of the sub-array.
15167 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15169 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15171 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15172 the configured assembler supports the sahf mnemonic.
15173 * configure: Regenerate.
15174 * config.in: Regenerate.
15176 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15177 emit "sahf" or ".byte\t0x9e" as asm template.
15179 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15182 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15183 option to replace hard coded TARGET_xxx in md file.
15184 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15185 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15186 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15187 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15188 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15189 (X86_TUNE_NOT_VECTORMODE): Ditto.
15190 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15191 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15192 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15193 (TUNE_SLOW_IMUL_IMM8): Ditto.
15194 (TUNE_MOVE_M1_VIA_OR): Ditto.
15195 (TUNE_NOT_UNPAIRABLE): Ditto.
15196 (TUNE_NOT_VECTORMODE): Ditto.
15198 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15201 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15202 tuning options instead of hard coded TARGET_xxx.
15203 (fix ssemode peephole2's): Ditto.
15204 (imul peephole2's): Ditto.
15206 (movdi_or_rex64): Ditto.
15207 (move peephole2): Ditto.
15208 (not peephole2's): Ditto.
15210 2007-03-14 Dirk Mueller <dmueller@suse.de>
15212 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15213 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15214 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15216 * c-parser.c (c_parser_do_statement): Warn about empty body in
15217 do/while statement.
15218 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15219 * doc/invoke.texi (-Wempty-body): Update documentation.
15221 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15224 * c-common.h (warn_for_div_by_zero): Declare.
15225 * c-common.c (warn_for_div_by_zero): Define.
15226 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15229 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15231 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15232 to PREFIX and STANDARD_PREFIX.
15234 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15235 Phil Edwards <phil@codesourcery.com>
15237 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15238 (__gthread_once_t): Remove busy field for RTPs.
15239 (__GTHREAD_ONCE_INIT): Update accordingly.
15241 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15243 * doc/invoke.texi: Document VxWorks options.
15245 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15247 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15249 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15251 PR tree-optimization/30590
15252 * tree-nrv.c (tree_nrv): Check for the partial update of the
15255 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15257 * flags.h (flag_random_seed): Remove declaration, in favor of...
15258 * toplev.h (get_random_seed, set_random_seed): ... these.
15259 * tree.c (get_file_function_name): Use the former.
15260 * opts.c (common_handle_option): Use the latter.
15263 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15265 PR middle-end/31127
15266 * cse.c (cse_find_path): Do not bail out if a basic block that
15267 we already visited now becomes part of a path that starts at a
15268 different basic block. Just disallow this, to make sure we
15269 visit each basic block at most once.
15271 2007-03-13 Jan Hubicka <jh@suse.cz>
15273 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15274 attributes, when profile esitmate is present, calls with very low
15275 frequency are cold.
15277 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15279 PR tree-optimization/30730
15280 PR tree-optimization/26900
15281 * tree-ssa-loop-niter.c: Include gmp.h.
15282 (bounds): New type.
15283 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15284 split_to_var_and_offset, determine_value_range,
15285 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15286 bound_difference, bounds_add, bounds_negate,
15287 number_of_iterations_ne_max, dump_affine_iv): New functions.
15288 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15289 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15290 difference of initial and final value of control iv to validate
15292 (number_of_iterations_cond): Add loop parameter. Determine bounds
15293 on the difference of the extremes of the control iv. Add dumps.
15294 (expand_simple_operations): Handle phi nodes.
15295 (simplify_using_initial_conditions): Do not record used conditions.
15296 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15297 Do not set additional_info.
15298 (implies_nonnegative_p, implies_ge_p): Removed.
15299 (derive_constant_upper_bound): Do not use parameter `additional'.
15300 (record_estimate): Parameter `additional' removed. Parameter
15301 `i_bound' added. Do not call derive_constant_upper_bound.
15302 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15303 bound the number of iterations estimate.
15304 (estimate_numbers_of_iterations_loop): Pass the estimate from
15305 the number of iterations analysis to record_estimate.
15306 * tree.h (multiple_of_p): Declare.
15307 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15308 (scev_const_prop): Do not check expression_expensive_p.
15309 * fold-const.c (multiple_of_p): Exported.
15310 * double-int.c (double_int_mask): Exported.
15311 * double-int.h (double_int_mask): Declare.
15312 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15313 field. Added max field.
15315 2007-03-13 David Taylor <taylor@candd.org>
15318 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15321 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15324 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15325 two unamed patterns.
15327 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15329 * config/i386/i386.opt (mcx16, msahf): New options.
15330 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15331 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15333 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15334 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15335 Output -mcx16 and -msahf options when corresponding bit is set.
15337 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15338 and -msahf options.
15340 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15342 * configure.ac: Test for assembler tolerance to # 0 "".
15343 * configure, config.in: Rebuilt.
15344 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15346 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15348 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15350 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15351 (handle_syscall): Handle direct system calls.
15352 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15354 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15356 * doc/invoke.texi: Fix cpp.info cross-reference.
15357 * doc/passes.texi: Fix gcc.info cross-reference.
15359 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15361 PR tree-optimization/30835
15362 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15363 bb_for_stmt is not NULL before accessing it.
15365 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15367 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15370 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15373 * doc/install.texi: Document --enable-stage1-languages
15375 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15377 * tree-pass.h (pass_into_cfg_layout_mode,
15378 pass_outof_cfg_layout_mode): Declare.
15379 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15380 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15381 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15382 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15384 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15386 * c-decl.c (warn_variable_length_array): New function.
15387 Refactored from grokdeclarator to handle warn_vla
15388 and handle unnamed array case.
15389 (grokdeclarator): Refactored VLA warning case.
15390 * c.opt (Wvla): New flag.
15391 * doc/invoke.texi (Wvla): New warning.
15393 2007-03-12 Richard Henderson <rth@redhat.com>
15395 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15396 (TARGET_SECTION_TYPE_FLAGS): New.
15398 2007-03-12 Richard Henderson <rth@redhat.com>
15400 * config/darwin.c (machopic_reloc_rw_mask): New.
15401 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15402 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15404 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15406 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15407 * cppdefault.h (cpp_PREFIX): Document.
15408 (cpp_PREFIX_len): Likewise.
15409 (cpp_EXEC_PREFIX): New variable.
15410 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15411 * c-incpath.c (add_standard_paths): Correct logic for relocating
15412 paths within prefix.
15414 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15416 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15417 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15419 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15420 fix_truncdfdi_sse using SSEMODEF mode macro.
15421 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15422 fix_truncdfsi_sse using SSEMODEF mode macro.
15423 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15424 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15426 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15428 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15429 elfos.h to tm_file.
15431 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15433 * tree.h : Add multiple_of_p declaration.
15434 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15435 * ipa-type-escape.c (results_of_malloc): Redundant.
15436 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15437 (cast_type): Extended with new members.
15438 (check_cast): Returns cast_type.
15439 (cast): New structure for data of walk_use_def_chains.
15440 (is_malloc_result, is_cast_from_non_pointer_1,
15441 is_cast_from_non_pointer,
15442 is_array_access_through_pointer_and_index): New functions.
15443 (look_for_casts): Returns cast types.
15444 (check_call): Returns void.
15445 (okay_pointer_operation): Use support of pointer plus index,
15446 pointer plus constant and allow all multiplications.
15448 2007-03-11 Richard Guenther <rguenther@suse.de>
15450 PR tree-optimization/31115
15451 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15452 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15453 A shift count of zero is not special as with *_DIV_EXPR.
15454 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15457 2007-03-11 Ian Lance Taylor <iant@google.com>
15459 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15460 the *_DIV_EXPR codes correctly with overflow infinities.
15462 2007-03-11 Ira Rosen <irar@il.ibm.com>
15464 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15465 indicate success/failure of the analysis. Add negation to subtrahend
15466 in case of subtraction. Fail if both operands contain constants.
15467 (create_data_ref): Fail if analyze_offset fails.
15469 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15471 * config/i386/i386.md (frndintxf2): Rename to ...
15472 (rintxf2): ... this. Remove expander having same name.
15473 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15474 (roundsf2, rounddf2): Ditto.
15475 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15476 (lround<mode>di2, lround<mode>si2): Ditto.
15478 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15480 * lower-subreg.c: Include except.h.
15481 (decompose_multiword_subregs): Verify that the only control flow
15482 insns we can split are loads to multi-words pseudos.
15483 Handle breaking such blocks after splitting, instead of calling
15484 find_many_sub_basic_blocks.
15486 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15487 on the new basic block. Add a lengthy comment explaining why we
15488 thought this was necessary.
15489 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15491 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15494 * tree.c (walk_type_fields): Recurse into the element type of
15495 ARRAY_TYPEs if there is a pointer set.
15497 2007-03-10 Dirk Mueller <dmueller@suse.de>
15499 * c-common.c (warn_logical_operator): Fix condition.
15501 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15503 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15505 * config/darwin.c (machopic_select_section): Remove superfluous
15506 argument in call to categorize_decl_for_section. Remove unused
15509 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15511 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15513 * configure: Regenerate.
15515 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15518 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15519 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15520 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15521 Add LABEL_NUSES to emitted label.
15522 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15523 branch probability value to emitted jump insn.
15524 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15525 Do not check life information and do not re-arrange input operands
15526 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15528 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15530 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15531 the change of decode_asm_operands.
15533 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15535 * mode-switching.c (create_pre_exit): Skip blockage insn.
15537 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15539 * tree-pass.h (TODO_update_smt_usage): Remove.
15541 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15545 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15547 * pa.c (attr_length_call): Revise condition for long
15548 pc-relative branch.
15549 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15550 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15551 sequence on SOM target.
15553 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15555 * gcc.c: Document %{, in big comment at top.
15556 (input_suffix_matches): Remove special handling for .s and
15558 (input_spec_matches): New.
15559 (handle_braces): Handle %{,.
15560 (validate_switches): ',' indicates a value which is not a switch.
15561 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15562 to detect assembler input.
15563 * config/i386/sol2.h (CPP_SPEC): Likewise.
15564 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15565 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15566 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15567 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15568 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15569 -m64 causes deployment target to default to 10.5.
15570 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15572 2007-03-09 Richard Henderson <rth@redhat.com>
15575 * target.h (targetm.asm.out.reloc_rw_mask): New.
15576 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15577 (TARGET_ASM_OUT): Use it.
15578 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15579 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15580 use the new reloc_rw_mask target hook instead.
15581 (default_section_type_flags_1): Merge into...
15582 (default_section_type_flags): ... here.
15583 (decl_readonly_section_1): Merge into...
15584 (decl_readonly_section): ... here.
15585 (default_elf_select_section_1): Merge into...
15586 (default_elf_select_section): ... here.
15587 (default_unique_section_1): Merge into...
15588 (default_unique_section): ... here.
15589 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15590 (default_select_rtx_section): Use it.
15591 (default_elf_select_rtx_section): Likewise.
15592 * output.h: Update to match.
15593 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15594 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15595 (TARGET_ASM_RELOC_RW_MASK): New.
15596 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15597 to categorize_decl_for_section.
15598 (x86_64_elf_unique_section): Likewise.
15599 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15600 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15601 (TARGET_ASM_RELOC_RW_MASK): New.
15602 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15603 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15604 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15605 (TARGET_RWRELOC): Remove.
15606 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15607 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15608 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15609 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15610 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15611 (rs6000_xcoff_select_section): Use decl_readonly_section.
15612 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15613 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15614 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15615 (TARGET_SECTION_TYPE_FLAGS): Remove.
15616 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15618 2007-03-09 Roger Sayle <roger@eyesopen.com>
15620 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15621 complex constant equality/inequality comparisons for here.
15622 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15623 known at compile-time or can be simplified to a scalar comparison.
15624 (fold_relational_const): Move compile-time evaluation of complex
15625 constant equality/inequality comparisons to here.
15627 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15629 PR rtl-optimization/30643
15630 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15632 (fold_rtx): Recurse, like before 2006-11-03.
15634 2007-03-09 DJ Delorie <dj@redhat.com>
15636 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15639 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15641 PR tree-optimization/30375
15642 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15643 LHS of statements is not the same.
15644 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15646 2007-03-09 Chao-ying Fu <fu@mips.com>
15648 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15650 * doc/invoke.texi (-mdspr2): Document new option.
15651 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15652 New unspec for DSP REV 2.
15653 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15654 these instructions are extended in DSP REV 2.
15655 (mips-dspr2.md): Include.
15656 * config/mips/mips.opt (mdspr2): New option.
15657 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15658 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15659 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15660 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15661 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15662 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15663 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15665 (bdesc_map): Add one field of unsupported_target_flags.
15666 (bdesc_arrays): Update entries to have extra fields. Add
15668 (mips_init_builtins): Initialize new function types.
15669 Check unsupported_target_fileds to filter out builtins.
15670 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15672 (ASM_SPEC): Pass mdspr2 to the assembler.
15673 * config/mips/mips-dspr2.md: New file.
15675 2007-03-09 Sa Liu <saliu@de.ibm.com>
15677 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15679 2007-03-09 Ian Lance Taylor <iant@google.com>
15681 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15682 argument) like -Wstrict-overflow=2.
15683 * doc/invoke.texi (Warning Options): Update documentation.
15685 2007-03-09 Dirk Mueller <dmueller@suse.de>
15688 * doc/invoke.texi (-Wlogical-op): Document.
15689 * common.opt (-Wlogical-op): New.
15690 * c-common.h (warn_logical_operator): Declare.
15691 * c-common.c (warn_logical_operator): Define.
15692 * c-typeck.c (parser_build_binary_op): Call
15693 warn_logical_operator.
15695 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15697 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15698 * final.c (final_scan_insn): Test for non-"" file name.
15700 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15702 * doc/loop.texi: Document the Omega linear constraints solver.
15703 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15704 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15705 omega-hash-table-size, omega-max-keys, and
15706 omega-eliminate-redundant-constraints.
15707 * tree-pass.h (pass_check_data_deps): Declared.
15710 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15711 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15712 pass_check_data_deps): New.
15713 * tree-data-ref.c (init_data_ref): Remove declaration.
15714 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15715 (analyze_array): Renamed init_array_ref, move up initializations.
15716 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15717 Removed arguments that are set to NULL.
15718 (analyze_indirect_ref): Correct indentation, correct call to
15720 (object_analysis): Call init_array_ref instead of analyze_array.
15721 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15722 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15723 of DR_ACCESS_FNS_ADDR.
15724 (init_omega_eq_with_af, omega_extract_distance_vectors,
15725 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15726 ddr_consistent_p): New.
15727 (compute_affine_dependence): Check consistency of ddrs when
15728 flag_check_data_deps is passed.
15729 (analyze_all_data_dependences): Uncomment.
15730 (tree_check_data_deps): New.
15731 * tree-data-ref.h: Include omega.h.
15732 (DR_ACCESS_FNS_ADDR): Removed.
15733 (data_dependence_relation): Add inner_loop.
15734 (DDR_INNER_LOOP): New.
15735 * common.opt (fcheck-data-deps): New.
15736 * tree-flow.h (tree_check_data_deps): Declare.
15737 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15738 (OBJS-common): Depend on omega.o.
15740 * passes.c (pass_check_data_deps): Scheduled.
15741 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15742 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15743 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15744 PARAM_VECT_MAX_VERSION_CHECKS,
15745 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15747 2007-03-09 Richard Guenther <rguenther@suse.de>
15749 PR tree-optimization/30904
15750 PR middle-end/31058
15751 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15752 the same way as *_DIV_EXPR.
15754 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15756 * recog.c (decode_asm_operands): No mixed declarations and code.
15758 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15760 * rtl.def (ASM_INPUT): Add location.
15761 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15762 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15763 (decode_asm_operands): Add loc operand.
15764 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15765 * stmt.c (expand_asm): Rename to...
15766 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15767 gen_rtx_ASM_INPUT_loc.
15768 (expand_asm_expr): Adjust.
15769 * recog.c (decode_asm_operands): Add loc operand.
15770 (check_asm_operands, extract_insn): Adjust.
15771 * reload1.c (maybe_fix_stack_asms): Likewise.
15772 * final.c (asm_insn_count): Likewise.
15773 (final_scan_insn): Output # line before and after asm.
15775 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15777 * tree-ssa-structalias.c (variable_info): Remove
15779 (new_var_info): Ditto.
15780 (shared_bitmap_info_t): New structure.
15781 (shared_bitmap_table): New variable.
15782 (shared_bitmap_hash): New function.
15783 (shared_bitmap_eq): Ditto
15784 (shared_bitmap_lookup): Ditto.
15785 (shared_bitmap_add): Ditto.
15786 (merge_smts_into): Change to take bitmap directly.
15787 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15788 (init_alias_vars): Init shared bitmap hashtable.
15789 (delete_points_to_sets): Delete shared bitmap hashtable.
15790 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15791 is_aliased removal as a change that was still necessary was
15794 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15796 * config/i386/i386.h (override_options): Conditionally disable
15797 x86_sahf for 64bit targets only.
15799 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15802 * c-decl.c (merge_decls): Don't call make_var_volatile.
15803 * varasm.c (make_var_volatile): Remove.
15804 * output.h (make_var_volatile): Remove.
15806 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15808 PR tree-optimization/31085
15809 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15811 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15813 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15814 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15815 ATTR_CONST_NOTHROW_LIST.
15817 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15820 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15822 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15824 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15827 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15829 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15830 passed, use shared libgcc.
15832 2007-03-08 Roger Sayle <roger@eyesopen.com>
15834 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15835 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15836 (honor_protect_cleanup_actions, lower_try_finally_switch):
15838 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15839 ifc_temp_var): Likewise.
15840 * tree-inline.c (setup_one_parameter): Likewise.
15841 * tree-mudflap.c (mf_decl_cache_locals,
15842 mf_build_check_statement_for): Likewise.
15843 * tree-nested.c (init_tmp_var, save_tmp_var,
15844 finalize_nesting_tree_1): Likewise.
15845 * tree-outof-ssa.c (insert_copy_on_edge,
15846 insert_backedge_copies): Likewise.
15847 * tree-profile.c (tree_gen_edge_profiler,
15848 tree_gen_ic_profiler): Likewise.
15849 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15850 * tree-sra.c (sra_build_assignment): Likewise.
15851 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15852 * tree-ssa-math-opts.c (insert_reciprocals,
15853 execute_cse_sincos_1): Likewise.
15854 * tree-tailcall.c (adjust_accumulator_values,
15855 adjust_return_value): Likewise.
15856 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15857 * tree-vect-transform.c (vect_create_data_ref_ptr,
15858 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15859 vect_create_epilog_for_reduction, vectorizable_reduction,
15860 vectorizable_call, vectorizable_conversion,
15861 vectorizable_assignment, vectorizable_operation,
15862 vectorizable_type_demotion, vect_gen_widened_results_half,
15863 vect_permute_store_chain, vectorizable_store,
15864 vect_setup_realignment, vect_permute_load_chain,
15865 vectorizable_load, vectorizable_condition,
15866 vect_create_cond_for_align_checks): Likewise.
15867 * tree-vrp.c (build_assert_expr_for): Likewise.
15869 2007-03-08 Ian Lance Taylor <iant@google.com>
15871 * tree-vrp.c: Include "intl.h".
15872 (usable_range_p): New static function.
15873 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15874 overflowed values, juts set *strict_overflow_p.
15875 (compare_values): Only return -2 if one of the operands is not a
15877 (compare_ranges): Call usable_range_p.
15878 (compare_range_with_value): Likewise.
15879 (vrp_evaluate_conditional_warnv): Rename from
15880 vrp_evaluate_conditional. Make static. Change all callers.
15881 (vrp_evaluate_conditional): New function.
15882 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15883 on signed overflow.
15884 (simplify_abs_using_ranges): Likewise.
15885 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15886 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15887 within_stmt parameter.
15888 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15889 vrp_evaluate_conditional.
15890 * tree-ssa-threadedge.c
15891 (record_temporary_equivalences_from_stmts_at_dest): Change
15892 simplify parameter to take a second tree parameter.
15893 (simplify_control_stmt_condition): Likewise.
15894 (thread_across_edge): Likewise.
15895 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15896 (thread_across_edge): Likewise.
15897 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15899 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15901 * config/i386/i386.h (TARGET_SAHF): New define.
15902 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15903 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15904 (x86_sahf): New global variable.
15905 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15906 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15907 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15908 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15910 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15911 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15912 when expanding fcomi/sahf based tests.
15913 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15914 expanding sahf based alternative. Emit sahf based sequence when
15915 optimizing for code size.
15916 * config/i386/i386.md (x86_sahf_1): Do not disable for
15917 TARGET_64BIT, enable for TARGET_SAHF.
15919 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15921 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15922 spurious whitespace from error message.
15924 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15927 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15929 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15931 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15933 * tree-sra.c (instantiate_element): Propagate disabled warnings
15934 from the element itself to the created variable.
15936 2007-03-07 Richard Henderson <rth@redhat.com>
15939 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15940 silently fix up the stack in the case of a missing register.
15942 2007-03-07 Paul Brook <paul@codesourcery.com>
15944 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15946 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15948 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15950 (phase1_vrs): Use them.
15951 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15952 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15953 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15954 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15955 __gnu_Unwind_Restore_WMMXC if required.
15956 (_Unwind_VRS_Pop): Implement iWMMXt support.
15957 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15958 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15959 gnu_Unwind_Save_WMMXC): Define.
15961 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15963 * config/vxworks.h (vxworks_override_options): Declare.
15964 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15965 * config/vxworks.c: Include target.h and toplev.h.
15966 (vxworks_override_options): New function.
15967 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15969 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15971 * config/s390/s390.c (override_options): Don't emit an error when
15972 -mstack-size is used without providing -mstack-guard.
15973 (s390_emit_prologue): Choose stack_guard value automatically if not
15974 provided via command line.
15975 * doc/invoke.texi: Adjust description of -mstack-guard and
15978 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15980 * config/i386/i386.c (output_set_got): Add a GOT initialization
15981 sequence for VxWorks PIC.
15982 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15983 around labels as well as symbols. Use gotoff_operand instead
15984 of local_symbolic_operand.
15985 (legitimize_pic_address): Use gotoff_operand instead of
15986 local_symbolic_operand. Use @GOT accesses for labels as
15988 (ix86_output_addr_diff_elt): Use PC-relative rather than
15989 GP-relative offsets for VxWorks PIC.
15990 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15991 no_new_pseudos. Check whether the returned register is op0.
15992 * config/i386/i386.md (tablejump): Use PC-relative rather than
15993 GP-relative offsets for VxWorks PIC.
15994 * config/i386/predicates.md (gotoff_operand): New predicate.
15996 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15998 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16000 * config/vxworks-dummy.h: New file.
16001 * config/i386/i386.h: Include it.
16003 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16005 * dwarf2out.c (is_inlined_entry_point): New
16006 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16007 DW_AT_ranges if the first subblock is the entry point.
16009 2007-03-06 David Daney <ddaney@avtrex.com>
16011 * doc/install.texi (mips-*-*): Change recommended binutils
16014 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16016 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16017 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16019 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16020 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16022 2007-03-06 Jan Hubicka <jh@suse.cz>
16024 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16025 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16027 (probably_cold_bb_p): Cold functions are cold.
16028 (probably_never_executed_bb_p): Cold functions are cold.
16029 (tree_bb_level_predictions): Predict calls to cold functions as not
16031 (compute_function_frequency): Check hot/cold attributes.
16032 * function.h (function_frequency): Update comments.
16033 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16034 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16035 (c_common_att): Add cold and hot.
16037 * doc/extend.texi (hot,cold attributes): Document.
16039 2007-03-06 Andrew Haley <aph@redhat.com>
16041 * function.c (expand_function_end): Move blockage to just after we
16042 emit the label for the naked return from the function.
16044 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16046 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16049 2007-03-06 Jan Hubicka <jh@suse.cz>
16051 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16052 loaded for constant large models. Non-large 64bit PIC can do.
16053 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16054 * cmodel.h: Add LARGE PIC.
16055 * i386.md (UNSPEC_PLTOFF): New.
16056 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16058 (*call_1_rex64): Disable for large models.
16059 (*call_1_rex64_large): New.
16060 (*call_value_1_rex64): Disable for large models.
16061 (*call_value_1_rex64_large): New.
16062 (set_rip_rex4): New.
16063 (set_got_offset_rex64): New.
16064 * predicates.md (constant_call_address_operand): For large model
16065 constant calls are not possible.
16066 * i386-protos.h (construct_plt_address): Declare.
16067 * i386.c (override_options): Accept large models.
16068 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16069 (legitimate_constant_p): Add new UNSPECs.
16070 (legitimate_pic_operand_p): Likewise.
16071 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16072 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16074 (output_pic_addr_const): Add PLTOFF.
16075 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16076 (ix86_expand_move): Legitimize pic address when in PIC mode.
16077 (construct_plt_address): New function.
16078 (ix86_expand_call): Offload the address to register and use GOT
16079 pointer for large model.
16080 * invoke.texi (mcmodel=large): Update documentation.
16082 2007-03-06 Richard Henderson <rth@redhat.com>
16084 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16085 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16086 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16087 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16088 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16089 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16090 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16091 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16092 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16093 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16094 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16095 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16096 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16097 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16098 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16099 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16100 x86_schedule, x86_use_bt, x86_pad_returns,
16101 x86_use_xchgb): Merge into ...
16102 (ix86_tune_features): ... here. New array.
16103 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16104 x86_bswap): Merge into ...
16105 (ix86_arch_features): ... here. New array.
16106 (x86_3dnow_a): Remove.
16107 (x86_accumulate_outgoing_args): Make static.
16108 (x86_arch_always_fancy_math_387): Make static.
16109 (ix86_tune_mask, ix86_arch_mask): Move ...
16110 (override_options): ... to local variables here. Apply the
16111 appropriate mask to each element of ix86_arch_features and
16112 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16113 as were done in the old macros.
16114 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16115 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16116 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16117 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16118 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16119 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16120 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16121 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16122 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16123 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16124 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16125 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16126 x86_accumulate_outgoing_args, x86_prologue_using_move,
16127 x86_epilogue_using_move, x86_decompose_lea,
16128 x86_arch_always_fancy_math_387, x86_shift1,
16129 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16130 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16131 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16132 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16133 x86_use_incdec, x86_pad_returns, x86_bswap,
16134 x86_partial_flag_reg_stall): Remove.
16135 (enum ix86_tune_indices): New.
16136 (ix86_tune_features): New.
16137 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16138 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16139 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16140 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16141 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16142 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16143 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16144 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16145 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16146 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16147 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16148 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16149 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16150 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16151 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16152 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16153 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16154 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16155 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16156 TARGET_EXT_80387_CONSTANTS): Use it.
16157 (enum ix86_arch_indices): New.
16158 (ix86_arch_features): New.
16159 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16160 TARGET_BSWAP): Use it.
16161 (ix86_tune_mask, ix86_arch_mask): Remove.
16163 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16166 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16167 Define using $${sysroot_headers_suffix}.
16168 * configure: Regenerate.
16169 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16170 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16172 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16173 * gcc.c (print_sysroot_headers_suffix): New.
16174 (option_map): Include --print-sysroot-headers-suffix.
16175 (display_help): Mention -print-sysroot-headers-suffix.
16176 (process_command): Handle -print-sysroot-headers-suffix.
16177 (do_spec_1): Append multilib directory to include-fixed path if
16178 sysroot suffixes in use.
16179 (main): Handle -print-sysroot-headers-suffix.
16180 * Makefile.in (start.encap): Don't depend on xlimits.h
16181 (xlimits.h): Remove.
16182 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16183 limits.h for each multilib in fixinc_list.
16184 (fixinc_list, s-fixinc_list): New.
16185 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16186 generate them for each multilib in fixinc_list.
16187 (stmp-fixproto): Use include-fixed. Run fixproto for each
16188 multilib in fixinc_list.
16189 (mostlyclean): Don't remove xlimits.h.
16190 (clean): Remove include-fixed.
16191 (real-install-headers-tar, real-install-headers-cpio,
16192 real-install-headers-cp): Don't copy include, only include-fixed.
16193 (install-mkheaders): Depend on fixinc_list. Don't depend on
16194 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16195 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16196 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16198 2007-03-06 Jan Hubicka <jh@suse.cz>
16200 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16203 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16205 * configure.ac: Allow tm_file to contain build-directory files.
16206 * configure: Regenerate.
16207 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16208 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16209 * config/m68k/print-sysroot-suffix.sh: New file.
16211 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16213 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16214 of pic_offset_table_rtx if reload_completed.
16215 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16216 PIC_OFFSET_TABLE_REGNUM.
16217 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16219 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16220 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16222 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16224 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16225 functions that call eh_return.
16227 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16229 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16230 functions that need a constant pool.
16232 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16235 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16236 (m68k_preferred_reload_class): Likewise.
16237 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16238 (SECONDARY_RELOAD_CLASS): Define.
16239 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16240 (LIMIT_RELOAD_CLASS): Delete.
16241 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16242 registers from storing bytes.
16243 (m68k_secondary_reload_class): New function.
16244 (m68k_preferred_reload_class): Likewise.
16246 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16248 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16250 (m68k_expand_prologue): Likewise.
16252 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16254 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16255 (mips_expand_epilogue): Add a bool parameter.
16256 (m68k_legitimize_sibcall_address): Declare.
16257 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16258 (m68k_expand_epilogue): Add a parameter to select between sibling
16259 and normal epilogues. Only generate a return for the latter.
16260 (m68k_ok_for_sibcall_p): New function.
16261 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16262 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16263 (sibcall_value, *sibcall_value): Likewise.
16264 (*call, *call_value): Require !SIBLING_CALL_P.
16265 (epilogue): Update call to m68k_expand_epilogue.
16266 (sibcall_epilogue): New pattern.
16267 * config/m68k/predicates.md (const_call_operand): Say that this
16268 predicate applies to sibling calls too.
16269 (sibcall_operand): New predicate.
16271 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16273 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16274 alternatives as movsi_cf.
16275 (movsf_cf_hard): Add commentary.
16277 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16278 Richard Sandiford <richard@codesourcery.com>
16280 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16281 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16282 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16283 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16284 as being live on exit from an interrupt function.
16285 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16286 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16287 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16288 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16289 (m68k_interrupt_function_p): Globalize.
16290 (m68k_compute_frame_layout): Remove reverse mask code.
16291 (m68k_emit_movem, m68k_set_frame_related): New functions.
16292 (m68k_output_function_prologue): Delete in favor of...
16293 (m68k_expand_prologue): ...this new function.
16294 (m68k_output_function_epilogue): Delete in favor of...
16295 (m68k_expand_epilogue): ...this new function.
16296 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16298 (print_operand): Handle %?.
16299 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16300 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16301 (prologue, epilogue): New patterns.
16302 (return): Turn into a define_expand.
16303 (*return): New pattern, derived from old "return" pattern. Use rte
16304 rather than rts for interrupt functions. Only use rtd if the pop
16306 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16307 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16308 (link, *link, unlink, *unlink, load_got): Likewise.
16310 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16314 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16315 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16316 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16317 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16318 and m68k_matches_u_p.
16319 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16320 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16321 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16322 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16323 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16324 (REG_STRICT_P): New macro.
16325 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16326 PCREL_GENERAL_OPERAND_OK.
16327 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16328 m68k_legitimate_base_reg_p.
16329 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16330 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16331 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16332 * config/m68k/m68k.c (m68k_address): New structure.
16333 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16334 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16335 (m68k_jump_table_ref_p, m68k_decompose_address)
16336 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16337 (m68k_matches_u_p): New functions.
16338 (print_operand_address): Rewrite to use m68k_decompose_index.
16340 2007-03-05 David Taylor <dtaylor@emc.com>
16342 * gcc.c: Correct copyright date in --version output.
16344 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16346 * pa.md: In unamed move patterns, disparge copies between general
16347 and floating point registers using '?' modifier. Don't include 'f'
16348 constraint for register preferences in DImode, SImode, HImode and
16349 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16350 Remove constraints for copies between general and floating registers
16351 in soft-float DFmode pattern.
16352 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16356 2007-03-05 Mike Stump <mrs@apple.com>
16358 * c-common.c (targetcm): Add.
16359 * c-opts.c (c_common_handle_option): Handle language specific
16361 * opts.c (handle_option): Verify language for target options, if
16363 * opth-gen.awk: Add CL_LANG_ALL.
16364 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16365 (TARGETCM_INITIALIZER): Add.
16366 * target.h (struct gcc_targetcm): Add.
16368 * targhooks.c (default_handle_c_option): Add.
16369 * targhooks.h (default_handle_c_option): Add.
16370 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16372 * config/darwin.opt (iframework): Add.
16373 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16374 * config/darwin-c.c (handle_c_option): Add.
16375 (TARGET_HANDLE_C_OPTION): Add.
16377 * doc/invoke.texi (Darwin Options): Add -iframework.
16379 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16381 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16384 2007-03-05 Ian Lance Taylor <iant@google.com>
16386 * c.opt (fgnu89-inline): New option.
16387 * c-opts.c (c_common_post_options): Set default value for
16389 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16390 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16392 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16393 (grokdeclarator, start_function): Likewise.
16394 * c-cppbuiltin.c (c_cpp_builtins): Define either
16395 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16396 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16397 (C Dialect Options): Document -fgnu89-inline.
16398 * doc/extend.texi (Function Attributes): Explain what the
16399 gnu_inline attribute does.
16400 * doc/cpp.texi (Common Predefined Macros): Document
16401 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16403 2007-03-05 Ian Lance Taylor <iant@google.com>
16405 PR tree-optimization/31034
16406 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16407 half-range if the other side is an overflow infinity.
16409 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16411 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16412 (bfin*-linux-uclibc*): New configuration.
16413 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16415 * config/bfin/linux.h: New file.
16416 * config/bfin/libgcc-bfin.ver: New file.
16417 * config/bfin/t-bfin-uclinux: New file.
16418 * config/bfin/t-bfin-linux: New file.
16419 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16420 (TARGET_OS_CPP_BUILTINS): New macro.
16422 2007-03-05 Richard Guenther <rguenther@suse.de>
16424 * fold-const.c (fold_binary): Remove duplicate folding
16425 of comparison of non-null ADDR_EXPR against null.
16427 2007-03-05 Richard Guenther <rguenther@suse.de>
16428 Dorit Nuzman <dorit@il.ibm.com>
16430 PR tree-optimization/26420
16431 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16432 are no loops in the function. Only print the number of
16433 vectorized loops if it is greater than zero or we are supposed
16434 to print information about unvectorized loops.
16436 2007-03-05 Revital Eres <eres@il.ibm.com>
16438 * gcc.dg/var-expand1.c: New test.
16439 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16440 when an accumulator is expanded.
16442 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16445 * c-common.c (convert_and_check): Don't give warnings for
16446 conversion if 'expr' already overflowed.
16448 2007-03-04 Roger Sayle <roger@eyesopen.com>
16450 PR middle-end/30744
16451 * fold-const.c (fold_comparison): Enforce type consistency when
16452 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16454 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16456 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16457 containing a cast to the base of TARGET_MEM_REF.
16459 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16461 * tree.c (tree_contains_struct_check_failed): Remove spurious
16462 whitespace from error message.
16464 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16467 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16468 instead of precision.
16470 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16471 Nathan Sidwell <nathan@codesourcery.com>
16473 * emit-rtl.c (find_auto_inc): New.
16474 (try_split): recreate REG_INC notes,
16475 Use regular for loops rather than whiles.
16477 2007-03-03 Andreas Schwab <schwab@suse.de>
16479 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16480 * configure: Regenerate.
16482 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16484 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16485 flag_rounding_math, not flag_unsafe_math_optimizations.
16487 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16489 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16490 alpha_fold_vector_minmax): Likewise.
16491 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16492 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16494 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16496 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16497 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16498 if the lhs has side-effects.
16499 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16501 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16503 * config/i386/i386.h (TUNEMASK): Remove define.
16504 (ARCHMASK): Remove define.
16505 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16506 Use ix86_arch_mask variable instead of ARCHMASK.
16507 * config/i386/i386.c (override_options): Ditto.
16508 (standard_80387_constant_p): Ditto.
16510 2007-03-02 Ian Lance Taylor <iant@google.com>
16512 Used signed infinities in VRP.
16513 * tree-vrp.c (uses_overflow_infinity): New static function.
16514 (supports_overflow_infinity): New static function.
16515 (make_overflow_infinity): New static function.
16516 (negative_overflow_infinity): New static function.
16517 (positive_overflow_infinity): New static function.
16518 (is_negative_overflow_infinity): New static function.
16519 (is_positive_overflow_infinity): New static function.
16520 (is_overflow_infinity): New static function.
16521 (overflow_infinity_range_p): New static function.
16522 (compare_values_warnv): New function split out of compare_values.
16523 (compare_value): Call it.
16524 (set_value_range_to_nonnegative): Add overflow_infinity
16525 parameter. Change caller.
16526 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16528 (vrp_expr_computes_nonzero): Likewise.
16529 (compare_ranges, compare_range_with_value): Likewise.
16530 (compare_name_with_value, compare_names): Likewise.
16531 (vrp_evaluate_conditional): Likewise.
16532 (set_value_range): Handle infinity
16533 (vrp_operand_equal_p, operand_less_p): Likewise.
16534 (extract_range_from_assert): Likewise.
16535 (vrp_int_const_binop): Likewise.
16536 (extract_range_from_binary_expr): Likewise.
16537 (extract_range_from_unary_expr): Likewise.
16538 (extract_range_from_comparison): Likewise.
16539 (extract_range_from_expr): Likewise.
16540 (dump_value_range): Likewise.
16541 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16542 (test_for_singularity): Likewise.
16543 (vrp_int_const_binop): Remove inline qualifier.
16544 (adjust_range_with_scev): Add comment.
16545 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16547 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16549 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16550 (get_constraint_for): Likewise.
16551 (do_structure_copy): Likewise.
16552 (find_func_aliases): Fix references to MODIFY_EXPR.
16553 (intra_create_variable_infos): Tidy.
16554 * tree-ssa-operands.c (add_virtual_operand): Add argument
16556 When adding members of alias sets, if IS_CALL_SITE is true and
16557 the symbol is not call-clobbered, skip it.
16558 Adjust all callers.
16560 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16562 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16563 entry by means of emit_insn_at_entry.
16565 2007-03-02 Richard Henderson <rth@redhat.com>
16567 * expr.h (promoted_input_arg): Remove decl.
16568 * function.c (promoted_input_arg): Merge into ...
16569 * combine.c (setup_incoming_promotions): ... only caller.
16570 Rearrange to avoid double loop.
16572 2007-03-02 Ben Elliston <bje@au.ibm.com>
16573 Peter Bergner <bergner@vnet.ibm.com>
16574 Janis Johnson <janis187@us.ibm.com>
16576 * config/rs6000/dfp.md: New file.
16577 * config/rs6000/rs6000.md: Include dfp.md.
16578 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16579 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16580 and TDmode decimal float modes in FP registers.
16581 (num_insns_constant): Likewise.
16582 (rs6000_legitimate_offset_address_p): Likewise.
16583 (rs6000_legitimize_address): Likewise.
16584 (rs6000_legitimize_reload_address): Likewise.
16585 (rs6000_legitimate_address): Likewise.
16586 (rs6000_emit_move): Likewise.
16587 (function_arg_boundary): Likewise.
16588 (function_arg_advance): Likewise.
16589 (rs6000_darwin64_record_arg_recurse): Likewise.
16590 (function_arg): Likewise.
16591 (rs6000_gimplify_va_arg): Likewise.
16592 (rs6000_split_multireg_move): Likewise.
16593 (rs6000_output_function_epilogue): Likewise.
16594 (rs6000_output_function_epilogue): Likewise.
16595 (rs6000_register_move_cost): Likewise.
16596 (rs6000_function_value): Likewise.
16597 (rs6000_libcall_value): Likewise.
16599 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16601 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16603 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16605 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16606 Use $MULTIDIR to choose between the kernel and RTP headers,
16607 and use $WIND_BASE and $WIND_USR to locate them.
16609 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16611 * config/i386/i386.c (override_options): Put initialization of
16612 ix86_tune_mask and ix86_arch_mask to the correct place.
16614 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16615 Michael Meissner <michael.meissner@amd.com>
16618 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16619 (ARCHMASK): Define.
16620 (TARGET_CMOVE): Use ARCHMASK.
16621 (TARGET_CMPXCHG): Ditto.
16622 (TARGET_CMPXCHG8B): Ditto.
16623 (TARGET_XADD): Ditto.
16624 (TARGET_BSWAP): Ditto.
16625 * config/i386/i386.c (ix86_tune_mask): New global variable.
16626 (ix86_arch_mask): Ditto.
16627 (override_options): Initialize ix86_tune_mask and
16628 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16631 2007-03-02 Ben Elliston <bje@au.ibm.com>
16634 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16636 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16638 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16639 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16640 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16641 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16643 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16644 rs6000_init_dwarf_reg_sizes_extra): New.
16645 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16646 SPE register high parts.
16648 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16650 * Makefile.in: Add install-pdf target as
16651 copied from automake v1.10 rules.
16652 * configure.ac: Add install-pdf to target list.
16653 * configure: Regenerate.
16655 2007-03-01 Paul Brook <paul@codesourcery.com>
16657 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16658 modes to LDRD for DImode.
16659 (output_move_double): Fixup out of range ldrd/strd.
16660 (vfp_secondary_reload_class): Rename...
16661 (coproc_secondary_reload_class): ... to this. Add wb argument.
16662 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16663 coproc_secondary_reload_class for CLASS_IWMMXT.
16664 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16665 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16667 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16669 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16670 unroll factor by the estimated number of iterations.
16671 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16672 than prefetch latency.
16674 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16675 decode_caches_intel, detect_caches_intel): New functions.
16676 (host_detect_local_cpu): Use detect_caches_amd and
16677 detect_caches_intel.
16679 2007-03-01 Richard Henderson <rth@redhat.com>
16681 * expr.c (emit_move_complex_push): Export.
16682 (emit_move_complex_parts): Split out from ...
16683 (emit_move_complex): ... here.
16684 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16685 * config/i386/i386.md (movcdi): New.
16687 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16689 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16690 size of mode1 to check for tieable modes in MMX case.
16692 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16694 * Makefile.in (rtlanal.o): Depend on tree.h.
16695 * rtl.h (offset_within_section_p, split_const): Declare.
16696 * rtlanal.c: Include tree.h.
16697 (offset_within_block_p): New function, taken from
16698 mips_offset_within_object_p.
16699 (split_const): New function, taken from mips_split_const.
16700 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16702 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16703 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16704 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16705 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16706 (m68k_illegitimate_symbolic_constant_p): New function.
16707 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16708 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16709 symbolic constant that might be outside the symbol's section,
16710 move the symbol first and then add the offset.
16711 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16713 * config/mips/mips.c (mips_split_const): Delete.
16714 (mips_offset_within_object_p): Delete.
16715 (mips_symbolic_constant_p): Use offset_within_section_p and
16716 split_const instead of mips_offset_within_object_p and
16718 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16719 (mips_legitimize_const_move, print_operand_reloc)
16720 (mips_dangerous_for_la25_p): Use split_const instead of
16723 2007-02-28 Eric Christopher <echristo@apple.com>
16725 * Makefile.in (install-include-dir): Don't rm -rf include.
16727 2007-02-28 Richard Guenther <rguenther@suse.de>
16729 PR middle-end/30364
16730 * fold-const.c (fold_binary): Do not associate expressions
16731 with more than one variable for integer types that do not wrap.
16733 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16735 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16736 Delete, and replace with...
16737 (fold_builtin_call_array): This. Update callers to use it.
16738 * fold-const.c (fold_build_call_list): Delete, and replace with...
16739 (fold_build_call_array): This.
16740 (fold_build_call_list_initializer): Delete, and replace with...
16741 (fold_build_call_array_initializer): This.
16742 * tree.h: Update declarations to reflect above changes.
16744 * c-typeck.c (build_function_call): Store converted arguments
16745 in a stack-allocated array instead of building a list.
16746 (convert_arguments): Store arguments in the array passed in as an
16747 argument, and return the actual number of arguments.
16748 * c-format.c: (check_function_format): Pass arguments in an
16749 array instead of a list.
16750 * c-common.c (check_function_nonnull): Likewise.
16751 (check_function_sentinel): Likewise.
16752 (check_function_arguments): Likewise.
16753 * c-common.h: Update declarations to reflect above changes.
16755 2007-02-28 Jan Hubicka <jh@suse.cz>
16757 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16758 PRED_NEGATIVE_RETURN): Update outcomes.
16760 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16762 * calls.c (emit_library_call_value_1): Handle partial registers
16763 correctly when building up CALL_INSN_FUNCTION_USAGE.
16765 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16767 * pa/predicates.md (move_src_operand): Allow zero for mode.
16768 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16771 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16774 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16775 *movv2df_internal): Enable pattern only for valid operand
16777 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16778 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16780 2007-02-27 Mike Stump <mrs@apple.com>
16782 * config/darwin-crt3.c: Avoid compilation when compiling for a
16785 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16787 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16789 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16790 for fixed headers and limits.h.
16791 (install-include-dir, install-headers-tar, install-headers-cpio,
16792 install-headers-cp, real-install-headers-tar,
16793 real-install-headers-cpio, real-install-headers-cp): Handle
16794 include-fixed as well as include.
16795 (install-mkheaders): Don't install files that go only in include
16797 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16798 from GCC_INCLUDE_DIR.
16799 * gcc.c (process_command): Remove special -BstageN/ handling.
16800 (do_spec_1): Add include-fixed directories.
16802 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16804 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16806 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16808 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16811 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16813 * c-common.c (get_priority): Add check for
16814 SUPPORTS_INIT_PRIORITY.
16816 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16818 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16820 * config/bfin/bfin.c: Include "cfglayout.h".
16821 (MAX_LSETUP_DISTANCE): New macro.
16822 (struct loop_info): New members incoming, incoming_src and
16823 incoming_dest. Delete member predecessor.
16824 (length_for_loop): New function.
16825 (bfin_optimize_loop): Handle more different loop structures.
16826 (bfin_discover_loop): Rework detection of predecessor blocks by
16827 examining incoming edges.
16828 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16830 (bfin_reorder_loops): New function.
16831 (bfin_reorg_loops): Use these three new functions.
16833 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16834 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16835 (CONSTRAINT_LEN): Add entry for 'q'.
16836 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16837 Add 'q' constraints.
16838 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16839 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16841 * config/bfin/bfin.md (add_with_carry): New pattern.
16842 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16843 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16844 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16845 support unsigned multiplies too. Removed incorrect commutativity from
16846 operand 1 constraint where appropriate.
16847 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16849 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16850 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16852 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16853 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16854 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16855 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16856 usmulhisi_hh_huh): New patterns.
16858 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16859 lshifthi3): Fix output template to use half reg for operand 2.
16861 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16864 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16866 2007-02-27 Andreas Schwab <schwab@suse.de>
16868 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16870 2007-02-27 Jan Hubicka <jh@suse.cz>
16872 * predict.c (last_basic_block_p): Remove.
16873 (tree_estimate_probability): Update return heuristic for commonized
16876 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16878 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16880 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16882 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16883 * doc/cpp.texi: Standardize title page.
16884 * doc/cppinternals.texi: Likewise.
16885 * doc/gcc.texi: Standardize title page, remove version number
16886 from copyright page.
16887 * doc/gccint.texi: Likewise.
16888 * doc/install.texi: Standardize title page, add table of
16891 2007-02-26 Jan Hubicka <jh@suse.cz>
16893 * predict.def: Set outcomes according to more recent results.
16894 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16895 Remove dead predictors.
16896 * predict.c (return_prediction): Fix pasto.
16898 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16900 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16901 change; avoid a memory leak when returning early.
16903 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16905 * c-decl.c (static_ctors): Move to c-common.c.
16906 (static_dtors): Likewise.
16907 (finish_function): Use c_record_cdtor_fn.
16908 (build_cdtor): Move to c-common.c.
16909 (c_write_global_declarations): Use c_build_cdtor_fns.
16910 * c-common.h (static_ctors): Declare.
16911 (static_dtors): Likewise.
16912 (c_record_cdtor_fn): Likewise.
16913 (c_build_cdtor_fns): Likewise.
16914 * c-common.c (static_ctors): New variable.
16915 (static_dtors): Likewise.
16916 (c_record_cdtor_fn): New function.
16917 (build_cdtor): Move from c-decl.c
16918 (c_build_cdtor_fns): New function.
16920 * output.h (assemble_addr_to_section): Declare.
16921 (get_cdtor_priority_section): Likewise.
16922 * varasm.c (assemble_addr_to_section): New function.
16923 (get_cdtor_priority_section): Likewise.
16924 (default_named_section_asm_out_destructor): Use them.
16925 (destor_dtor_section_asm_out_destructor): Likewise.
16926 (default_named_section_asm_out_constructor): Likewise.
16927 (default_ctor_section_asm_out_constructor): Likewise.
16928 * config.gcc (*-*-vxworks*): Include vxworks.o.
16929 * config/t-vxworks (vxworks.o): New target.
16930 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16931 (TARGET_ASM_CONSTRUCTOR): Define.
16932 (TARGET_ASM_DESTRUCTOR): Likewise.
16933 (vxworks_asm_out_constructor): Declare.
16934 (vxworks_asm_out_destructor): Likewise.
16936 * c-common.c (get_priority): Check that we have not just an
16937 INTEGER_CST, but an integer constant with integeral type.
16939 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16941 PR tree-optimization/30938
16942 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16943 use &dt[nargs-1] instead of &dt[nargs] in the call to
16944 vect_is_simple_use().
16946 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16948 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16949 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16950 Do not attempt to handle MEM inside auto-inc expressions.
16951 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16952 of a register modified by an auto-inc expression. However, do handle
16953 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16954 (elimination_effects): Prohibit elimination of a register modified
16955 by an auto-inc expression. Disable register elimination rules whose
16956 target register is modified by an auto-inc expression with variable
16959 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16961 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16963 (array_at_struct_end_p): New function.
16964 (idx_infer_loop_bounds): Use it.
16965 (estimate_numbers_of_iterations_loop): Export.
16966 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16967 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16968 (tree_estimate_probability): Call record_loop_exits.
16969 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16970 (estimated_loop_iterations, estimated_loop_iterations_int,
16971 estimated_loop_iterations_tree): New functions.
16972 (analyze_siv_subscript_cst_affine,
16973 compute_overlap_steps_for_affine_1_2,
16974 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16975 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16976 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16977 (PRED_LOOP_ITERATIONS_GUESSED): New.
16978 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16979 * cfgloop.h (estimate_numbers_of_iterations_loop,
16980 estimated_loop_iterations_int): Declare.
16982 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16984 * doc/extend.texi: Document optional priority argument to
16985 constructors and destructors.
16986 * tree.c (init_priority_for_decl): Adjust GTY markers.
16987 (init_ttree): Use priority-info hash functions for
16988 init_priority_for_decl.
16989 (tree_map_eq): Rename to ...
16990 (tree_map_base_eq): ... this.
16991 (tree_map_marked_p): Rename to ...
16992 (tree_map_base_marked_p): ... this.
16993 (tree_map_base_hash): New function.
16994 (decl_init_priority_lookup): Rework.
16995 (decl_fini_priority_lookup): New function.
16996 (decl_priority_info): New function.
16997 (decl_init_priority_insert): Use it.
16998 (decl_fini_priority_insert): Likewise.
16999 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17001 (decl_restrict_base_insert): Likewise.
17002 (decl_debug_expr_insert): Likewise.
17003 (decl_value_expr_lookup): Likewise.
17004 (decl_value_expr_insert): Likewise.
17005 * tree.h (priority_type): New type.
17006 (decl_init_priority_lookup): Use priority_type.
17007 (decl_fini_priority_lookup): New function.
17008 (decl_init_priority_insert): Use priority_type.
17009 (decl_fini_priority_insert): New function.
17010 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17011 (DECL_INIT_PRIORITY): Likewise.
17012 (SET_DECL_INIT_PRIORITY): Add comment.
17013 (DECL_FINI_PRIORITY): New macro.
17014 (SET_DECL_FINI_PRIORITY): Likewise.
17015 (DEFAULT_INIT_PRIORITY): Document.
17016 (MAX_INIT_PRIORITY): Likewise.
17017 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17018 (tree_map_base): New type.
17019 (tree_map_base_eq): New function.
17020 (tree_map_base_hash): Likewise.
17021 (tree_map_base_marked_p): Likewise.
17022 (tree_map): Inherit from tree_map_base.
17023 (tree_map_eq): Make it a macro.
17024 (tree_map_marked_p): Likewise.
17025 (tree_int_map): Inherit from tree_map_base.
17026 (tree_int_map_eq): Make it a macro.
17027 (tree_int_map_hash): Likewise.
17028 (tree_int_map_marked_p): Likewise.
17029 (tree_priority_map): New type.
17030 (tree_priority_map_eq): New macro.
17031 (tree_priority_map_hash): Likewise.
17032 (tree_priority_map_marked_p): Likewise.
17033 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17035 (emutls_common_1): Likewise.
17036 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17037 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17038 of tree_map hierarchy.
17039 * tree-cfg.c (move_stmt_r): Likewise.
17040 (new_label_mapper): Likewise.
17041 * c-tree.h (c_expand_body): Move to ...
17042 * c-common.h (c_expand_body): ... here.
17043 * c-decl.c (c_expand_body): Move to ...
17044 * c-common.c (c_expand_body): ... here.
17045 (c_common_attribute_table): Allow 1 argument for the constructor
17046 and destructor attributes.
17047 (get_priority): New function.
17048 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17049 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17051 2007-02-24 Jan Hubicka <jh@suse.cz>
17053 PR middle-end/30509
17054 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17055 copying for inlining.
17057 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17058 Jan Hubicka <jh@suse.cz>
17061 * i386.c (counter_mode): New function.
17062 (expand_set_or_movmem_via_loop): Use it.
17063 (expand_movmem_epilogue): Likewise; fix pasto.
17064 (ix86_expand_movmem): Do emit guard even for constant counts.
17065 (ix86_expand_setmem): Likewise.
17067 2007-02-25 Nick Clifton <nickc@redhat.com>
17069 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17070 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17072 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17075 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17076 count argument with 0x10, not with 0x16.
17077 (expand_setmem_epilogue): Ditto.
17079 2007-02-24 Mike Stump <mrs@apple.com>
17081 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17084 2007-02-24 Richard Guenther <rguenther@suse.de>
17086 PR middle-end/30951
17087 * fold-const.c (fold_binary): Fold x +- CST op x for
17088 EQ_EXPR and NE_EXPR.
17090 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17092 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17094 2007-02-24 Jan Hubicka <jh@suse.cz>
17096 * cgraphunit.c (decide_is_function_needed): Honor
17097 -fkeep-inline-functions.
17099 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17101 * builtins.c (fold_builtin_modf): New.
17102 (fold_builtin_2): Use it.
17104 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17106 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17107 (determine_max_iter): Take additional LOOP arg; all callers changed.
17108 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17109 one using simplifications.
17110 (simplify_using_initial_values): Return if the expression becomes
17111 invalid due to altered regs.
17113 2007-02-23 DJ Delorie <dj@redhat.com>
17115 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17117 2007-02-23 Mike Stump <mrs@apple.com>
17119 * tlink.c (scan_linker_output): Parse linker messages from
17120 darwin9's linker better.
17122 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17125 * varpool.c (varpool_assemble_pending_decls): Set
17126 varpool_last_needed_node to null.
17128 2007-02-23 DJ Delorie <dj@redhat.com>
17130 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17131 alignment bigger than the object file can handle.
17133 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17136 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17137 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17138 (*movsf_1): Penalize MMX moves.
17140 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17142 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17143 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17145 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17147 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17149 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17150 (fold_builtin_1): Use them.
17151 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17152 BUILT_IN_SIGNIFICAND.
17154 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17156 * config/i386/i386.c (bdesc_1arg): Initialize
17157 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17158 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17159 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17160 and IX86_BUILTIN_MOVSLDUP.
17162 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17164 PR rtl-optimization/30841
17165 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17167 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17169 * builtins.c (fold_builtin_frexp): New.
17170 (fold_builtin_2): Use it.
17172 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17174 * doc/invoke.texi (Spec Files): Document getenv spec function.
17176 * gcc.c (getenv_spec_function): New function.
17177 (static_spec_functions): Add it.
17178 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17179 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17182 2007-02-22 Michael Matz <matz@suse.de
17185 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17186 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17188 2007-02-22 Ian Lance Taylor <iant@google.com>
17191 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17192 (mem_loc_descriptor): Call it.
17194 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17195 Ira Rosen <irar@il.ibm.com>
17197 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17199 2007-02-22 Ira Rosen <irar@il.ibm.com>
17201 PR tree-optimization/30843
17202 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17203 stores only after all the group is vectorized.
17205 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17207 PR tree-optimization/30858
17208 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17209 in the reduction cycle have a single use in the loop.
17210 * tree-vectorizer.h (relevant): Add documentation.
17212 2007-02-20 Mike Stump <mrs@apple.com>
17214 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17215 * configure: Regenerate.
17217 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17219 Change the defaults of some parameters and options.
17220 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17221 * config/spu/spu.c (spu_optimization_options): Add.
17222 (spu_override_options): Change params in spu_optimization_options.
17223 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17225 Register 127 is only 16 byte aligned when used as a frame pointer.
17226 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17227 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17228 HARD_FRAME_POINTER_REGNUM.
17229 (spu_legitimate_address): Use regno_aligned_for_reload.
17230 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17231 aligned when frame_pointer_needed is true.
17232 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17234 * config/spu/spu.h (INIT_EXPANDERS): Define.
17236 Make sure shift and rotate instructions have valid immediate operands.
17237 * config/spu/predicates.md (spu_shift_operand): Remove.
17238 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17239 * config/spu/constraints.md (W, O): Extend range.
17240 * config/spu/spu.md (umask, nmask): Define.
17241 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17242 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17243 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17244 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17245 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17246 (lshr<mode>3_reg): Fix rtl description.
17248 Make sure mulhisi immediate operands are valid.
17249 * config/spu/predicates.md (imm_K_operand): Add.
17250 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17252 Generate constants using fsmbi and andi.
17253 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17254 (print_operand, spu_split_immediate, classify_immediate,
17255 fsmbi_const_p): Handle IC_FSMBI2.
17257 Correctly handle a CONST_VECTOR containing symbols.
17258 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17259 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17260 (immediate_load_p): Allow symbols that use 2 instructions to create.
17261 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17262 with symbols when flag_pic is set.
17263 (const_vector_immediate_p): New.
17264 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17265 accept a CONST_VECTOR with symbols.
17266 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17267 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17269 * config/spu/spu.md (high, low): Delete.
17270 (low_<mode>): Define.
17272 Remove INTRmode and INTR_REGNUM, which didn't work.
17273 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17275 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17276 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17277 peephole2 pattern): Don't use INTR or 131.
17278 (movintrcc): Delete.
17279 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17280 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17281 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17282 (UNSPEC_SET_INTR): Add.
17283 * config/spu/spu-modes.def (INTR): Remove.
17285 More accurate warnings about run-time relocations.
17286 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17288 Correctly warn about immediate arguments to specific intrinsics.
17289 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17290 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17291 the instruction predicate.
17293 Fix tree check errors with latest update.
17294 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17296 (spu_expand_builtin): Use CALL_EXPR_FN.
17298 Add missing specific intrinsics.
17299 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17301 * config/spu/spu_internals.h: Ditto.
17303 Fix incorrect operand modifiers.
17304 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17305 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17307 Optimize one case of zero_extend of a vec_select.
17308 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17310 Accept any immediate for hbr.
17311 * config/spu/spu.md (hbr): Change s constraints to i.
17313 2007-02-21 Paul Brook <paul@codesourcery.com>
17315 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17316 condexec_count when skipping USE and CLOBBER.
17318 2007-02-21 Nick Clifton <nickc@redhat.com>
17320 * common.opt (Warray-bounds): Add Warning attribute.
17321 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17323 (fsized-zeroes): Add Optimization attribute.
17324 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17325 * c.opt (Wc++0x-compat): Add Warning attribute.
17327 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17329 PR middle-end/30761
17330 * reload1.c (eliminate_regs_in_insn): In the single_set special
17331 case, attempt to re-recognize the insn before falling back to
17332 having reload fix it up.
17334 2007-02-20 Eric Christopher <echristo@gmail.com>
17336 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17337 Rewrite accordingly.
17338 (frv_read_iacc_argument): Ditto.
17339 (frv_expand_set_builtin): Take a call instead of arglist, update for
17341 (frv_expand_unop_builtin): Ditto.
17342 (frv_expand_binop_builtin): Ditto.
17343 (frv_expand_cut_builtin): Ditto.
17344 (frv_expand_binopimm_builtin): Ditto.
17345 (frv_expand_voidbinop_builtin): Ditto.
17346 (frv_expand_int_void2arg): Ditto.
17347 (frv_expand_prefetches): Ditto.
17348 (frv_expand_voidtriop_builtin): Ditto.
17349 (frv_expand_voidaccop_builtin): Ditto.
17350 (frv_expand_load_builtin): Ditto.
17351 (frv_expand_store_builtin): Ditto.
17352 (frv_expand_mdpackh_builtin): Ditto.
17353 (frv_expand_mclracc_builtin): Ditto.
17354 (frv_expand_mrdacc_builtin): Ditto.
17355 (frv_expand_mwtacc_builtin): Ditto.
17356 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17359 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17361 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17362 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17364 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17365 point instructions.
17366 * configure: Regenerate.
17367 * config.in: Regenerate.
17368 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17369 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17370 masks to power6 and power6x and to POWERPC_MASKS.
17371 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17373 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17374 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17375 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17376 Access PROTOTYPE as variable, not mask.
17378 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17380 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17381 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17382 * combine.c (adjust_for_new_dest): Use it.
17383 * postreload.c (reload_combine): Likewise.
17385 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17387 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17388 notes on an insn with multiple sets, even if single_set returns
17389 non-NULL for that insn.
17391 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17393 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17394 scalbn and scalbln.
17396 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17398 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17399 if user didn't pass it.
17400 * config/i386/darwin.h (CC1_SPEC): Likewise.
17401 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17402 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17403 -mmacosx-version-min.
17405 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17406 Uros Bizjak <ubizjak@gmail.com>
17408 * optabs.h (enum optab_index): Add new OTI_scalb.
17409 (scalb_optab): Define corresponding macro.
17410 * optabs.c (init_optabs): Initialize scalb_optab.
17411 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17413 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17414 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17415 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17416 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17417 flag_unsafe_math_optimizations is set.
17419 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17420 to implement scalbf, scalb and scalbl built-ins as inline x87
17423 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17424 DJ Delorie <dj@redhat.com>
17427 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17428 (diagnostic_report_diagnostic): ... here, and turn them into real
17429 errors. If warnings are inhibited, no need to do anything.
17431 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17433 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17434 better code generation.
17436 2007-02-20 Ben Elliston <bje@au.ibm.com>
17438 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17440 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17442 * config/alpha/alpha.c, config/alpha/alpha.md,
17443 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17444 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17445 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17446 config/arm/lib1funcs.asm: Follow spelling conventions.
17448 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17449 config/fr30/fr30.md, config/i386/i386.h,
17450 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17451 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17452 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17453 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17454 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17455 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17456 config/sparc/sparc.c, config/sparc/sparc.h,
17457 config/sparc/sparc.md, config/spu/constraints.md,
17458 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17461 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17464 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17467 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17469 * doc/invoke.texi (-ftree-lrs): Remove.
17471 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17473 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17476 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17478 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17479 new CALL_EXPR_FN macro for retrieving the function
17480 declaration of the input expression.
17482 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17484 * c.opt (Waddress): New.
17485 * common.opt (Walways-true): Delete.
17486 (Wstring-literal-comparison): Delete.
17487 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17488 -Wstring-literal-comparison. Add -Waddress.
17490 (Walways-true): Delete.
17491 (Wstring-literal-comparison): Delete.
17492 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17493 consistently instead of -Walways-true in example.
17494 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17495 * c-typeck.c (parser_build_binary_op): Replace
17496 -Wstring-literal-comparison and -Walways-true with -Waddress.
17497 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17500 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17502 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17503 without DECL_STRUCT_FUNCTION initialized.
17505 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17507 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17508 due to calls to functions taking pointers as parameters.
17510 2007-02-19 Richard Henderson <rth@redhat.com>
17513 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17516 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17518 * config/s390/s390.c (s390_call_saved_register_used,
17519 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17520 accessed to the new scheme.
17522 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17524 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17525 (cris_print_index, cris_print_operand, cris_print_operand_address)
17526 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17527 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17528 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17529 GET_CODE () == xxx.
17530 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17531 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17532 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17533 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17534 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17535 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17536 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17537 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17538 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17539 (uminsi3, call, call_value): Ditto.
17540 (define_split: indir_to_reg_split, unnamed): Ditto.
17542 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17544 PR tree-optimization/30975
17545 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17548 2007-02-18 Eric Christopher <echristo@gmail.com>
17550 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17551 Remove use of arglist.
17552 (mips_expand_builtin): Remove use of arglist, pass in expr.
17553 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17554 (mips_expand_builtin_movtf): Ditto.
17555 (mips_expand_builtin_compare): Ditto.
17557 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17559 * tree-sra.c (sra_build_assignment): Replace assertion
17560 checking with a comment explaining why it can't be done.
17562 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17564 PR middle-end/30833
17565 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17566 during CALL_EXPR representation conversion.
17567 * tree-ssa-propagate.c (set_rhs): Likewise.
17569 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17571 * tree-sra.c (sra_build_assignment): Disable assertion checking
17574 2007-02-18 Roger Sayle <roger@eyesopen.com>
17576 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17577 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17578 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17580 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17581 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17582 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17583 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17584 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17585 force_gimple_operand): Likewise.
17586 * ipa-cp.c (constant_val_insert): Likewise.
17587 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17588 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17589 perfect_nestify): Likewise.
17590 * langhooks.c (lhd_omp_assignment): Likewise.
17591 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17592 lower_copyprivate_clauses, lower_send_clauses,
17593 lower_send_shared_vars, expand_parallel_call,
17594 expand_omp_for_generic, expand_omp_for_static_nochunk,
17595 expand_omp_for_static_chunk, expand_omp_sections,
17596 lower_omp_single_copy, lower_omp_for_lastprivate,
17597 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17598 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17599 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17602 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17604 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17605 config/sh/sh.md: Follow spelling conventions.
17607 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17608 config/frv/predicates.md: Follow spelling conventions.
17610 * config/m68k/linux-unwind.h: Fix a comment typo.
17611 * target.h: Follow spelling conventions.
17613 2007-02-18 Roger Sayle <roger@eyesopen.com>
17615 PR rtl-optimization/28173
17616 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17617 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17618 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17619 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17620 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17622 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17624 * builtins.c (fold_builtin_load_exponent): New.
17625 (fold_builtin_2): Use it.
17627 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17629 PR rtl-optimization/30773
17630 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17631 if we fail to attach a REG_EQUIV note.
17633 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17634 Roger Sayle <roger@eyesopen.com>
17636 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17638 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17640 * calls.c (initialize_argument_information): Pass original EXP
17641 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17642 code to split complex arguments here, as part of initializing the
17644 (expand_call): Remove code that builds a list of arguments and
17645 inserts implicit arguments into it. Instead, just count how many
17646 implicit arguments there will be so we can determine the size of
17647 the ARGS array, and let initialize_argument_information do the work.
17648 (split_complex_values): Delete unused function.
17650 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17652 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17654 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17656 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17657 for arg pointer based indexed addressing.
17659 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17661 * config/ia64/ia64.h, config/ia64/ia64.md,
17662 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17663 spelling conventions.
17665 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17667 * config/m68k/m68k.c (split_di): New.
17668 * config/m68k/m68k-protos.h: Declare split_di.
17669 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17670 Improve predicate handling and split constant shifts.
17672 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17674 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17675 parameter for register bitfield operations, general predicates
17678 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17680 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17681 * config/m68k/linux-unwind.h: New file.
17683 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17685 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17686 config/i386/athlon.md, config/ia64/ia64.md,
17687 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17688 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17689 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17690 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17691 tree-vect-transform.c: Fix comment typos.
17693 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17695 * sched-deps.c (find_insn_list): Remove.
17696 * sched-int.h: Remove the prototype for find_insn_list.
17698 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17700 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17702 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17703 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17704 darwin_rs6000_override_options.
17705 (C_COMMON_OVERRIDE_OPTIONS): Expect
17706 darwin_macosx_version_min to be non-NULL always.
17707 (TARGET_C99_FUNCTIONS): Likewise.
17708 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17709 (DARWIN_MINVERSION_SPEC): New.
17710 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17711 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17713 (DARWIN_MINVERSION_SPEC): New.
17714 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17716 * config/darwin-c.c (darwin_cpp_builtins): Expect
17717 darwin_macosx_version_min to be non-NULL always.
17719 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17721 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17723 * config/i386/i386.h (x86_use_xchgb): New.
17724 (TARGET_USE_XCHGB): New macro.
17725 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17726 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17727 Split after reload into bswaphi for shifts of 8.
17728 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17729 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17730 or when optimizing for size.
17732 2007-02-16 Richard Guenther <rguenther@suse.de>
17733 Christian Bruel <christian.bruel@st.com>
17735 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17736 DECLs but prefer SSA_NAMEs over DECLs.
17738 2007-02-16 Richard Guenther <rguenther@suse.de>
17740 * tree-flow-inline.h (single_imm_use_p): Remove.
17741 (zero_imm_uses_p): Likewise.
17742 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17743 instead of single_imm_use_p.
17744 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17747 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17750 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17751 nested double- and backquotes.
17753 2007-02-15 Roger Sayle <roger@eyesopen.com>
17755 PR middle-end/30391
17756 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17757 should be unreachable.
17758 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17759 For the time being redirect GIMPLE_MODIFY_STMT to the new
17760 (renamed) build_gimple_modify_stmt_stat.
17761 (build2_gimple_stat): Rename to...
17762 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17763 Always build a GIMPLE_MODIFY_STMT node.
17764 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17765 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17768 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17769 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17770 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17771 expand_complex_div_wide): Likewise.
17772 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17773 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17774 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17775 * tree-ssa-loop-manip.c (create_iv): Likewise.
17776 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17777 abs_replacement): Likewise.
17778 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17779 realify_fake_stores): Likewise.
17781 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17782 node rather than a GIMPLE_MODIFY_STMT node.
17783 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17784 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17786 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17787 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17788 GIMPLE_MODIFY_STMT.
17790 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17792 PR middle-end/30433
17793 * fold-const.c (fold_comparison): Add back the
17794 folding of constant complex comparisions.
17796 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17798 PR middle-end/30729
17799 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17800 effects unknown to this function, return early.
17802 2007-02-15 Ian Lance Taylor <iant@google.com>
17804 * lower-subreg.c (move_eh_region_note): New static function.
17805 (resolve_simple_move): Call it.
17806 (decompose_multiword_subregs): Track blocks for which we resolve a
17807 simple move which is also a control flow insn. Pass them to
17808 find_many_sub_basic_blocks.
17809 (pass_lower_subreg): Add TODO_verify_flow.
17810 (pass_lower_subreg2): Likewise.
17812 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17813 Brooks Moses <brooks.moses@codesourcery.com>
17814 Lee Millward <lee.millward@codesourcery.com>
17816 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17817 (VL_EXP_CLASS_P): New.
17818 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17820 (TREE_OPERAND_CHECK_CODE): Likewise.
17821 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17822 (TREE_RTL_OPERAND_CHECK): Likewise.
17823 (tree_operand_check_failed): Make second parameter the whole tree
17824 instead of its code. Fixed callers.
17825 (VL_EXP_CHECK): New.
17826 (TREE_OPERAND_LENGTH): New.
17827 (VL_EXP_OPERAND_LENGTH): New.
17828 (CALL_EXPR_FN): New.
17829 (CALL_EXPR_STATIC_CHAIN): New.
17830 (CALL_EXPR_ARGS): New.
17831 (CALL_EXPR_ARG): New.
17832 (call_expr_nargs): New.
17833 (CALL_EXPR_ARGP): New.
17834 (build_nt_call_list): Declare.
17835 (build_vl_exp_stat): Declare.
17836 (build_vl_exp): New.
17837 (build_call_list): Declare.
17838 (build_call_nary): Declare.
17839 (build_call_valist): Declare.
17840 (build_call_array): Declare.
17841 (call_expr_arg): Declare.
17842 (call_expr_argp): Declare.
17843 (call_expr_arglist): Declare.
17844 (fold_build_call_list): Declare.
17845 (fold_build_call_list_initializer): Declare.
17846 (fold_call_expr): Declare to replace fold_builtin.
17847 (fold_builtin_fputs): Update to agree with modified definition.
17848 (fold_builtin_strcpy): Likewise.
17849 (fold_builtin_strncpy): Likewise.
17850 (fold_builtin_memory_chk): Likewise.
17851 (fold_builtin_stxcpy_chk): Likewise.
17852 (fold_builtin_strncpy_chk): Likewise.
17853 (fold_builtin_next_arg): Likewise.
17854 (fold_build_call_expr): Declare.
17855 (fold_builtin_call_list): Declare.
17856 (fold_builtin_call_valist): Declare.
17857 (build_call_expr): Declare.
17858 (validate_arglist): Update to agree with modified definition.
17859 (tree_operand_length): New.
17860 (call_expr_arg_iterator): New.
17861 (init_call_expr_arg_iterator): New.
17862 (next_call_expr_arg): New.
17863 (first_call_expr_arg): New.
17864 (more_call_expr_args_p): New.
17865 (FOR_EACH_CALL_EXPR_ARG): New.
17867 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17868 and tcc_gimple_stmt.
17869 (tree_code_size): Update documentation. Use sizeof (tree) rather
17870 than sizeof (char *).
17871 (tree_size): Likewise. Add case for tcc_vl_exp.
17872 (tree_node_structure): Add case for tcc_vl_exp.
17873 (contains_placeholder_p): Likewise.
17874 (substitute_in_expr): Likewise.
17875 (substitute_placeholder_in_expr): Likewise.
17876 (stabilize_reference_1): Likewise.
17877 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17878 to diagnose breakage of this interface for constructing CALL_EXPRs.
17879 (build_nt): Add similar assertion here.
17880 (build_nt_call_list): New.
17881 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17882 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17884 (get_callee_fndecl): Use new CALL_EXPR accessors.
17885 (tree_operand_check_failed): Change parameters to pass entire node
17886 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17887 (process_call_operands): New.
17888 (build_vl_exp_stat): New.
17889 (build_call_list): New.
17890 (build_call_nary): New.
17891 (build_call_valist): New.
17892 (build_call_array): New.
17893 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17894 (call_expr_arglist): New.
17896 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17897 tcc_vl_exp instead of a fixed-size tcc_expression.
17899 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17900 accessors for CALL_EXPRs.
17901 (AGGR_INIT_EXPR): Likewise.
17903 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17904 Brooks Moses <brooks.moses@codesourcery.com>
17905 Lee Millward <lee.millward@codesourcery.com>
17907 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17908 (expand_builtin_nonlocal_goto): Change parameter to be entire
17909 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17910 (expand_builtin_prefetch): Likewise.
17911 (expand_builtin_classify_type): Likewise.
17912 (mathfn_built_in): Return NULL_TREE instead of 0.
17913 (expand_errno_check): Use new CALL_EXPR accessors.
17914 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17915 Return NULL_RTX instead of 0.
17916 (expand_builtin_mathfn_2): Likewise.
17917 (expand_builtin_mathfn_3): Likewise.
17918 (expand_builtin_interclass_mathfn): Likewise.
17919 (expand_builtin_sincos): Likewise.
17920 (expand_builtin_cexpi): Likewise.
17921 (expand_builtin_int_roundingfn): Likewise.
17922 (expand_builtin_int_roundingfn_2): Likewise.
17923 (expand_builtin_pow): Likewise.
17924 (expand_builtin_powi): Likewise.
17925 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17926 of arglist, fixing callers appropriately. Use new CALL_EXPR
17927 accessors and constructors. Return NULL_RTX instead of 0.
17928 (expand_builtin_strstr): Likewise.
17929 (expand_builtin_strchr): Likewise.
17930 (expand_builtin_strrchr): Likewise.
17931 (expand_builtin_strpbrk): Likewise.
17932 (expand_builtin_memcpy): Likewise.
17933 (expand_builtin_mempcpy): Likewise.
17934 (expand_builtin_mempcpy_args): New.
17935 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17936 (expand_builtin_memmove_args): New.
17937 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17938 (expand_movstr): Likewise.
17939 (expand_builtin_strcpy): Likewise.
17940 (expand_builtin_strcpy_args): New.
17941 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17942 (expand_builtin_strncpy): Likewise.
17943 (expand_builtin_memset): Likewise.
17944 (expand_builtin_memset_args): New.
17945 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17946 (expand_builtin_memcmp): Likewise.
17947 (expand_builtin_strcmp): Likewise.
17948 (expand_builtin_strncmp): Likewise.
17949 (expand_builtin_strcat): Likewise.
17950 (expand_builtin_strncat): Likewise.
17951 (expand_builtin_strspn): Likewise.
17952 (expand_builtin_strcspn): Likewise.
17953 (expand_builtin_args_info): Likewise.
17954 (expand_builtin_va_start): Likewise.
17955 (gimplify_va_arg_expr): Likewise.
17956 (expand_builtin_va_end): Likewise.
17957 (expand_builtin_va_copy): Likewise.
17958 (expand_builtin_frame_address): Likewise.
17959 (expand_builtin_alloca): Likewise.
17960 (expand_builtin_bswap): Likewise.
17961 (expand_builtin_unop): Likewise.
17962 (expand_builtin_fputs): Likewise.
17963 (expand_builtin_expect): Likewise.
17964 (expand_builtin_fabs): Likewise.
17965 (expand_builtin_copysign): Likewise.
17966 (expand_builtin_printf): Likewise.
17967 (expand_builtin_fprintf): Likewise.
17968 (expand_builtin_sprintf): Likewise.
17969 (expand_builtin_init_trampoline): Likewise.
17970 (expand_builtin_signbit): Likewise.
17971 (expand_builtin_fork_or_exec): Likewise.
17972 (expand_builtin_sync_operation): Likewise.
17973 (expand_builtin_compare_and_swap): Likewise.
17974 (expand_builtin_lock_test_and_set): Likewise.
17975 (expand_builtin_lock_release): Likewise.
17976 (expand_builtin): Likewise.
17977 (builtin_mathfn_code): Likewise.
17979 (fold_builtin_constant_p): Pass call arguments individually instead
17980 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17981 accessors and constructors. Return NULL_TREE instead of 0.
17982 (fold_builtin_expect): Likewise.
17983 (fold_builtin_classify_type): Likewise.
17984 (fold_builtin_strlen): Likewise.
17985 (fold_builtin_nan): Likewise.
17986 (integer_valued_real_p): Likewise.
17987 (fold_trunc_transparent_mathfn): Likewise.
17988 (fold_fixed_mathfn): Likewise.
17989 (fold_builtin_cabs): Likewise.
17990 (fold_builtin_sqrt): Likewise.
17991 (fold_builtin_cbrt): Likewise.
17992 (fold_builtin_cos): Likewise.
17993 (fold_builtin_cosh): Likewise.
17994 (fold_builtin_tan): Likewise.
17995 (fold_builtin_sincos): Likewise.
17996 (fold_builtin_cexp): Likewise.
17997 (fold_builtin_trunc): Likewise.
17998 (fold_builtin_floor): Likewise.
17999 (fold_builtin_ceil): Likewise.
18000 (fold_builtin_round): Likewise.
18001 (fold_builtin_int_roundingfn): Likewise.
18002 (fold_builtin_bitop): Likewise.
18003 (fold_builtin_bswap): Likewise.
18004 (fold_builtin_logarithm): Likewise.
18005 (fold_builtin_hypot): Likewise.
18006 (fold_builtin_pow): Likewise.
18007 (fold_builtin_powi): Likewise.
18008 (fold_builtin_exponent): Likewise.
18009 (fold_builtin_memset): Likewise.
18010 (fold_builtin_bzero): Likewise.
18011 (fold_builtin_memory_op): Likewise.
18012 (fold_builtin_bcopy): Deleted; call site changed to invoke
18013 fold_builtin_memory_op directly.
18014 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18015 (fold_builtin_strncpy): Likewise.
18016 (fold_builtin_memcmp): Likewise.
18017 (fold_builtin_strcmp): Likewise.
18018 (fold_builtin_strncmp): Likewise.
18019 (fold_builtin_signbit): Likewise.
18020 (fold_builtin_copysign): Likewise.
18021 (fold_builtin_isascii): Likewise.
18022 (fold_builtin_toascii): Likewise.
18023 (fold_builtin_isdigit): Likewise.
18024 (fold_builtin_fabs): Likewise.
18025 (fold_builtin_abs): Likewise.
18026 (fold_builtin_fmin_fmax): Likewise.
18027 (fold_builtin_carg): Likewise.
18028 (fold_builtin_classify): Likewise.
18029 (fold_builtin_unordered_cmp): Likewise.
18031 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18032 New functions split out from fold_builtin_1.
18033 (fold_builtin_n): New.
18034 (fold_builtin_varargs): New.
18035 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18037 (fold_call_expr): New.
18038 (build_function_call_expr): Rewrite to use new helper function.
18039 (fold_builtin_call_list): New.
18040 (build_call_expr): New.
18041 (fold_builtin_call_valist): New.
18042 (rewrite_call_expr): New.
18043 (validate_arg): New.
18044 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18045 of an arglist. Change return type to bool. Use new CALL_EXPR
18048 (fold_builtin_strstr): Pass call arguments individually instead
18049 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18050 accessors and constructors. Return NULL_TREE instead of 0.
18051 (fold_builtin_strchr): Likewise.
18052 (fold_builtin_strrchr): Likewise.
18053 (fold_builtin_strpbrk): Likewise.
18054 (fold_builtin_strcat): Likewise.
18055 (fold_builtin_strncat): Likewise.
18056 (fold_builtin_strspn): Likewise.
18057 (fold_builtin_strcspn): Likewise.
18058 (fold_builtin_fputs): Likewise.
18059 (fold_builtin_next_arg): Likewise.
18060 (fold_builtin_sprintf): Likewise.
18062 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18063 NULL_RTX instead of 0.
18064 (expand_builtin_memory_chk): Likewise.
18065 (maybe_emit_chk_warning): Likewise.
18066 (maybe_emit_sprintf_chk_warning): Likewise.
18068 (fold_builtin_object_size): Pass call arguments individually instead
18069 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18070 accessors and constructors. Return NULL_TREE instead of 0.
18071 (fold_builtin_memory_chk): Likewise.
18072 (fold_builtin_stxcpy_chk): Likewise.
18073 (fold_builtin_strncpy_chk): Likewise.
18074 (fold_builtin_strcat_chk): Likewise.
18075 (fold_builtin_strcat_chk): Likewise.
18076 (fold_builtin_strncat_chk): Likewise.
18077 (fold_builtin_sprintf_chk): Likewise.
18078 (fold_builtin_snprintf_chk): Likewise.
18079 (fold_builtin_printf): Likewise.
18080 (fold_builtin_vprintf): Likewise.
18082 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18084 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18085 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18086 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18087 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18088 (fold_unary): Likewise.
18089 (fold_binary): Likewise.
18090 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18091 ternary expressions.
18092 (fold): Add logic for tcc_vl_exp.
18093 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18094 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18095 (fold_build3_stat): Add assertion to flag broken interface for
18096 constructing CALL_EXPRs.
18097 (fold_build_call_list): New.
18098 (fold_build_call_list_initializer): New.
18099 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18101 (fold_strip_sign_ops): Likewise.
18103 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18104 Brooks Moses <brooks.moses@codesourcery.com>
18105 Lee Millward <lee.millward@codesourcery.com>
18107 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18108 accessors and dump arguments explicitly.
18110 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18112 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18114 (print_call_name): Use new CALL_EXPR accessors.
18116 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18117 CALL_EXPR arguments explicitly instead of as a list. Use
18118 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18120 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18121 (vrp_visit_stmt): Likewise.
18123 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18124 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18126 (force_move_till_expr): Likewise.
18128 * targhooks.c (default_external_stack_protect_fail): Use
18129 build_call_expr instead of build_function_call_expr.
18130 (default_hidden_stack_protect_fail): Likewise.
18132 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18135 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18136 and walk arguments explicitly.
18138 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18139 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18140 (expand_simple_operations): Likewise.
18141 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18143 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18144 of TREE_CODE_LENGTH.
18145 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18147 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18148 instead of TREE_CODE_LENGTH.
18150 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18151 (tree_ic_transform): Likewise.
18152 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18153 parameter instead of arglist. Fix callers.
18154 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18155 (tree_stringops_transform): Likewise.
18156 (tree_indirect_call_to_profile): Likewise.
18157 (tree_stringops_values_to_profile): Likewise.
18159 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18160 (eliminate_tail_call): Likewise.
18162 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18164 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18165 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18167 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18169 * omp-low.c (build_omp_barrier): Use build_call_expr.
18170 (lower_rec_input_clauses): Likewise.
18171 (lower_reduction_clauses): Likewise.
18172 (expand_parallel_call): Likewise.
18173 (maybe_catch_exception): Likewise.
18174 (expand_omp_for_generic): Likewise.
18175 (expand_omp_for_static_nochunk): Likewise.
18176 (expand_omp_sections): Likewise.
18177 (lower_omp_single_simple): Likewise.
18178 (lower_omp_single_copy): Likewise.
18179 (lower_omp_master): Likewise.
18180 (lower_omp_ordered): Likewise.
18181 (lower_omp_critical): Likewise.
18183 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18184 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18186 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18187 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18188 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18190 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18191 and generalize to handle any number of operands.
18192 (chrec_contains_undetermined): Likewise.
18193 (tree_contains_chrecs): Likewise.
18194 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18196 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18198 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18199 fold_call_expr instead of fold_builtin.
18200 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18201 match declarations there.
18202 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18205 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18206 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18208 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18209 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18211 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18214 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18215 (execute_cse_sincos): Use new CALL_EXPR accessors.
18217 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18219 * gimple-low.c (lower_function_body): Use build_call_expr.
18220 (lower_builtin_setjmp): Likewise.
18222 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18223 (set_storage_via_libcall): Likewise.
18224 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18225 instead of TREE_CODE_LENGTH.
18226 (expand_expr_real_1): Use new CALL_EXPR accessors.
18228 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18229 generalize to handle any number of operands.
18230 (TB_parent_eq): Likewise.
18232 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18233 (strip_builtin_expect): Likewise.
18235 * function.c (gimplify_parameters): Use build_call_expr.
18237 * tree-vectorizer.c (vect_is_simple_reduction): Use
18238 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18240 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18241 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18243 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18246 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18247 (gimplify_decl_expr): Likewise.
18248 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18249 Use new CALL_EXPR iterators.
18250 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18251 (gimplify_modify_expr_to_memset): Likewise.
18252 (gimplify_variable_sized_compare): Likewise.
18253 (gimplify_omp_atomic_fetch_op): Likewise.
18254 (gimplify_omp_atomic_pipeline): Likewise.
18255 (gimplify_omp_atomic_mutex): Likewise.
18256 (gimplify_function_tree): Likewise.
18258 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18259 (call_expr_flags): Likewise.
18260 (expand_call): Likewise.
18262 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18263 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18266 * coverage.c (create_coverage): Use build_call_expr.
18268 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18269 (temp_call_expr_obstack): New.
18270 (pool_copy_list): Delete.
18271 (temp_copy_call_expr): New.
18272 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18273 CALL_EXPR accessors. Get rid of special goo for copying argument
18274 lists and use temp_copy_call_expr instead.
18275 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18276 CALL_EXPR accessors.
18277 (create_expression_by_pieces): Likewise. Use build_call_array
18278 to construct the result instead of fold_build3.
18279 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18280 dealing with argument lists.
18281 (init_pre): Remove references to expression_node_pool and
18282 list_node_pool. Init temp_call_expr_obstack instead.
18283 (fini_pre): Remove references to expression_node_pool and
18286 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18287 and walk arguments explicitly instead of as a list.
18289 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18290 (mx_register_decls): Likewise.
18291 (mudflap_register_call): Likewise.
18292 (mudflap_finish_file): Likewise.
18294 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18295 (ipa_callsite_compute_param): Likewise.
18297 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18298 accessors and constructor.
18300 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18301 accessors and constructor.
18302 (convert_tramp_reference): Likewise.
18303 (convert_call_expr): Likewise.
18304 (finalize_nesting_tree_1): Likewise.
18306 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18309 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18311 * tree-inline.c (initialize_inlined_parameters): Pass entire
18312 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18314 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18315 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18317 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18318 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18319 (vectorizable_reduction): Likewise.
18320 (vectorizable_call): Use new CALL_EXPR iterators.
18321 (vectorizable_conversion): Use build_call_expr.
18322 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18323 (vect_gen_widened_results_half): Use build_call_expr.
18324 (vect_setup_realignment): Likewise.
18325 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18327 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18328 (pass_through_call): Likewise.
18329 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18332 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18333 (tree_gen_pow2_profiler): Likewise.
18334 (tree_gen_one_value_profiler): Likewise.
18335 (tree_gen_ic_func_profiler): Likewise.
18336 (tree_gen_average_profiler): Likewise.
18337 (tree_gen_ior_profiler): Likewise.
18339 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18340 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18341 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18343 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18344 of TREE_CODE_LENGTH.
18346 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18347 of TREE_CODE_LENGTH.
18349 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18351 (convert_to_integer): Likewise.
18353 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18356 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18357 Brooks Moses <brooks.moses@codesourcery.com>
18358 Lee Millward <lee.millward@codesourcery.com>
18360 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18362 * config/frv/frv.c (frv_expand_builtin): Likewise.
18363 * config/s390/s390.c (s390_expand_builtin): Likewise.
18365 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18366 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18368 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18369 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18370 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18371 (ix86_expand_store_builtin): Likewise.
18372 (ix86_expand_unop_builtin): Likewise.
18373 (ix86_expand_unop1_builtin): Likewise.
18374 (ix86_expand_sse_compare): Likewise.
18375 (ix86_expand_sse_comi): Likewise.
18376 (ix86_expand_vec_init_builtin): Likewise.
18377 (ix86_expand_vec_ext_builtin): Likewise.
18378 (ix86_expand_vec_set_builtin): Likewise.
18379 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18381 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18382 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18384 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18385 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18386 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18388 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18390 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18391 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18392 arglist. Use new CALL_EXPR accessors. Fix callers.
18393 (altivec_expand_abs_builtin): Likewise.
18394 (rs6000_expand_binop_builtin): Likewise.
18395 (altivec_expand_predicate_builtin): Likewise.
18396 (altivec_expand_lv_builtin): Likewise.
18397 (spe_expand_stv_builtin): Likewise.
18398 (altivec_expand_stv_builtin): Likewise.
18399 (rs6000_expand_ternop_builtin): Likewise.
18400 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18401 (altivec_expand_st_builtin): Likewise.
18402 (altivec_expand_dst_builtin): Likewise.
18403 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18404 arglist. Use new CALL_EXPR accessors. Fix callers.
18405 (altivec_expand_vec_set_builtin): Likewise.
18406 (altivec_expand_vec_ext_builtin): Likewise.
18407 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18408 (spe_expand_builtin): Likewise.
18409 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18410 arglist. Use new CALL_EXPR accessors. Fix callers.
18411 (spe_expand_evsel_builtin): Likewise.
18412 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18413 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18415 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18416 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18417 (arm_expand_unop_builtin): Likewise.
18418 (arm_expand_builtin): Use new CALL_EXPR accessors.
18420 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18423 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18424 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18426 (bfin_expand_unop_builtin): Likewise.
18427 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18429 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18430 Brooks Moses <brooks.moses@codesourcery.com>
18431 Lee Millward <lee.millward@codesourcery.com>
18433 * c-semantics.c (build_stmt): Add internal diagnostic check.
18435 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18436 accessors. Print arguments explicitly instead of as a list.
18438 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18440 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18441 (c_finish_omp_flish): Likewise.
18443 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18444 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18445 instead of TREE_CODE_LENGTH.
18446 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18447 (c_warn_unused_result): Likewise.
18449 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18452 * doc/invoke.texi (Warning Options): Remove
18453 -Werror-implicit-function-declaration.
18454 (Wimplicit-function-declaration): Update description.
18455 * opts.c (common_handle_option): Move handling of -Werror=* to...
18456 (enable_warning_as_error): ...here.
18457 * opts.h (enable_warning_as_error): Declare.
18458 * c-decl.c (implicit_decl_warning): Unless
18459 -Wno-implicit-function-declaration is given, emit a pedwarn if
18460 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18461 * c.opt (Wimplicit-function-declaration): Replace
18462 mesg_implicit_function_declaration with
18463 warn_implicit_function_declaration.
18464 * c-opts.c (c_common_handle_option):
18465 -Werror-implicit-function-declaration is exactly equal as
18466 -Werror=implicit-function-declaration.
18467 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18468 warn_implicit_function_declaration.
18469 (c_common_post_options): -Wimplict-function-declaration is enabled
18470 by default by -std=c99, otherwise is disabled by default.
18471 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18473 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18475 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18476 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18477 former is ignored but not the latter.
18479 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18481 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18482 is made and the reference doesn't use the alias set of its type,
18483 do not create the temporary using that type.
18485 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18487 * jump.c: Remove prototypes for delete_computation and
18488 delete_prior_computation.
18490 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18492 * jump.c (get_label_after): Delete.
18493 (get_label_before, delete_computation, delete_jump,
18494 delete_prior_computation, follow_jumps): Move...
18495 * reorg.c (delete_computation, delete_prior_computation): ... here...
18496 (get_label_before, delete_jump): ... making these static ...
18497 (follow_jumps): ... and simplifying this since it only runs after
18499 * rtl.h (get_label_after, get_label_before, delete_jump,
18500 follow_jumps): Delete prototypes.
18502 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18504 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18506 2007-02-15 Nick Clifton <nickc@redhat.com>
18508 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18509 order to prevent it from being munged by the target.
18511 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18513 * config/i386/i386.md: Remove misleading comment.
18515 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18517 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18518 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18521 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18523 * tree-sra.c (instantiate_missing_elements): Canonicalize
18525 (sra_build_assignment): New.
18526 (generate_copy_inout, generate_element_copy,
18527 generate_element_zero, generate_one_element_init): Use it.
18529 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18531 * tree-sra.c (instantiate_missing_elements): Canonicalize
18533 (sra_build_assignment): New.
18534 (generate_copy_inout, generate_element_copy,
18535 generate_element_zero, generate_one_element_init): Use it.
18537 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18539 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18542 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18544 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18545 types as aggregates not scalars.
18546 * function.c (assign_stack_temp_for_type): Likewise.
18548 2007-02-14 Roger Sayle <roger@eyesopen.com>
18549 Zdenek Dvorak <dvorakz@suse.cz>
18551 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18554 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18556 * passes.c (next_pass_1): Clear the next field of the copied
18559 2007-02-14 Richard Henderson <rth@redhat.com>
18561 * tree-sra.c (early_sra): New.
18562 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18563 (tree_sra_early, pass_sra_early): New.
18564 * tree-pass.h (pass_sra_early): Declare.
18565 * passes.c (init_optimization_passes): Use it.
18567 2007-02-14 Richard Guenther <rguenther@suse.de>
18569 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18571 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18573 PR tree-optimization/30771
18574 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18576 (vect_analyze_operations): Induction phis can now be marked as
18578 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18579 Update documentation accordingly.
18581 2007-02-14 Nick Clifton <nickc@redhat.com>
18583 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18584 most 3 arguments are supported.
18585 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18587 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18589 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18590 Ensure dst->current is valid.
18592 2007-02-13 Paul Brook <paul@codesourcery.com>
18594 * config.gcc: Add arm*-*-uclinux-*eabi.
18595 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18596 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18597 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18598 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18599 (LINK_SPEC): Define.
18600 (LIB_SPEC): Define.
18601 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18603 * config/arm/uclinux-eabi.h: New file.
18604 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18605 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18608 2007-02-13 Ian Lance Taylor <iant@google.com>
18610 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18611 * flags.h (warn_strict_overflow): Declare.
18612 (enum warn_strict_overflow_code): Define.
18613 (issue_strict_overflow_warning): New static inline function.
18614 * opts.c (warn_strict_overflow): New variable.
18615 (common_handle_option): Handle OPT_Wstrict_overflow and
18616 OPT_Wstrict_overflow_.
18617 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18619 * fold-const.c: Include intl.h.
18620 (fold_deferring_overflow_warnings): New static variable.
18621 (fold_deferred_overflow_warning): New static variable.
18622 (fold_deferred_overflow_code): New static variable.
18623 (fold_defer_overflow_warnings): New function.
18624 (fold_undefer_overflow_warnings): New function.
18625 (fold_undefer_and_ignore_overflow_warnings): New function.
18626 (fold_deferring_overflow_warnings_p): New function.
18627 (fold_overflow_warning): New static function.
18628 (make_range): Add strict_overflow_p parameter. Change all
18630 (extract_muldiv, extract_muldiv_1): Likewise.
18631 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18632 tree_expr_nonnegative_p.
18633 (fold_negate_expr): Call fold_overflow_warning.
18634 (fold_range_test): Likewise.
18635 (fold_comparison): Likewise.
18636 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18637 instead of tree_expr_nonnegative_p.
18638 (tree_expr_nonnegative_warnv_p): Rename from
18639 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18640 (tree_expr_nonnegative_p): New function.
18641 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18642 strict_overflow_p parameter.
18643 (tree_expr_nonzero_p): New function.
18644 * passes.c (verify_interpass_invariants): New static function.
18645 (execute_one_pass): Call it.
18646 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18648 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18649 (estimate_numbers_of_iterations): Likewise.
18650 (scev_probably_wraps_p): Likewise.
18651 * tree-ssa-ccp.c: Include "toplev.h".
18652 (evaluate_stmt): Defer fold overflow warnings until we know we are
18654 (struct fold_stmt_r_data): Add stmt field.
18655 (fold_stmt_r): Defer fold overflow warnings until we know we
18657 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18658 (fold_stmt_inplace): Likewise.
18659 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18660 (cleanup_control_expr_graph): Defer fold overflow warnings until
18661 we know we are going to optimize.
18662 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18663 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18665 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18666 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18667 * tree-ssa-loop-manip.c (create_iv): Likewise.
18668 * c-typeck.c (build_conditional_expr): Likewise.
18669 (build_binary_op): Likewise.
18670 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18671 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18672 (extract_range_from_unary_expr): Likewise.
18673 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18674 assuming that signed overflow does not occur.
18675 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18676 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18677 (fold_defer_overflow_warnings): Declare.
18678 (fold_undefer_overflow_warnings): Declare.
18679 (fold_undefer_and_ignore_overflow_warnings): Declare.
18680 (fold_deferring_overflow_warnings_p): Declare.
18681 (tree_expr_nonzero_warnv_p): Declare.
18682 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18683 of warning options.
18684 (Warning Options): Document -Wstrict-overflow.
18685 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18686 (tree-ssa-ccp.o): Likewise.
18687 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18688 (fold-const.o): Depend on intl.h.
18690 2007-02-13 Ian Lance Taylor <iant@google.com>
18692 PR middle-end/30751
18693 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18696 2007-02-13 Stuart Hastings <stuart@apple.com>
18698 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18700 2007-02-13 Richard Henderson <rth@redhat.com>
18702 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18703 handled_component_p before looking for the indirect_ref.
18705 2007-02-13 Richard Henderson <rth@redhat.com>
18707 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18708 remove flags clobber.
18709 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18710 (bswaphi_lowpart): New.
18711 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18712 remove TARGET_BSWAP test. Delete expander of the same name.
18714 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18715 (expand_unop): Use them.
18717 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18719 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18720 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18721 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18722 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18723 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18724 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18725 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18726 assembler dialect choice from asm templates.
18728 2007-02-12 Richard Henderson <rth@redhat.com>
18730 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18731 (fixuns_trunc<SSEMODEF>si2): Use it.
18732 * config/i386/sse.md (vec_setv4sf_0): Export.
18733 * config/i386/i386.c (ix86_build_const_vector): Export.
18734 (ix86_split_convert_uns_si_sse): Rename from
18735 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18736 * config/i386/i386-protos.h: Update.
18738 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18741 * c-typeck.c (c_finish_return): Improve warning message.
18743 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18745 * alias.c (find_symbolic_term): Delete unused function.
18747 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18749 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18750 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18751 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18753 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18755 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18756 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18757 the function, temporarily point the debug interface to the null one.
18759 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18761 * dwarf2out.c (round_up_to_align): New static function.
18762 (field_byte_offset): Use it to round the offset.
18764 2007-02-12 Richard Henderson <rth@redhat.com>
18766 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18767 (inswl_const): Export.
18769 2007-02-12 Richard Henderson <rth@redhat.com>
18771 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18772 result mode of the libcall, convert back to outmode.
18774 2007-02-12 Roger Sayle <roger@eyesopen.com>
18776 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18777 (bswapdi2): New define_expand to implement 32-bit implementation.
18779 2007-02-12 Nick Clifton <nickc@redhat.com>
18781 * doc/invoke.texi (Overall Options): Document --help=.
18782 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18783 (cc1_options): Pass --help= on to cc1.
18784 (display_help): Add description of --help=.
18785 (process_command): Add code to handle --help=. Allow translated
18786 --help and --target-help switches to be passed on to compiler
18788 (main): Remove unused if statement.
18789 * opts.c (columns): Remove.
18790 (LEFT_COLUMN): Define.
18791 (wrap_help): Add columns argument.
18792 (print_filtered_help): Change parameters to be an include bitmask,
18793 an exclude bitmask, an any bitmask and the column width. Move the
18794 code to display the params list here. Add code to display the
18795 status of options rather than their descriptions if the quiet flag
18797 (print_specific_help): Change parameters to be an include bitmask,
18798 an exclude bitmask and an any bitmask. Move code to look up the
18799 column width here. Decide upon the title for an options listing.
18800 (common_handle_options): Add code to handle --help=. Adapt code
18801 for --help and --target-help to use the revised form of the
18802 print_specific_help function.
18803 (print_help): Delete.
18804 (print_param_help): Delete.
18805 (print_switch): Delete.
18806 * opts.h (cl_lang_count): Add prototype.
18807 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18808 CL_MAX_OPTION_CLASS): New defines.
18809 * optc-gen.awk: Add construction of cl_lang_count.
18810 * c.opt: Add Warning attribute to warning options and Optimization
18811 attribute to optimization options.
18812 * common.opt: Likewise.
18814 Add -fhelp and -ftarget-help as aliases for the transformed --help
18815 and --target-help options.
18816 * opt-functions.awk: Add code to handle Warning and Optimization
18819 2007-02-12 Richard Henderson <rth@redhat.com>
18821 * config/alpha/constraints.md: New file.
18822 * config/alpha/alpha.c: Include tm-constrs.h.
18823 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18824 alpha_extra_constraint): Remove.
18825 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18826 * config/alpha/alpha-protos.h: Update.
18827 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18828 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18829 (EXTRA_CONSTRAINT): Remove.
18830 * config/alpha/alpha.md: Include constraints.md.
18831 (adddi splitter): Use satisfies_constraint_*.
18832 * config/alpha/predicates.md (add_operand): Likewise.
18833 (sext_add_operand, addition_operation): Likewise.
18835 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18837 PR tree-optimization/29145
18838 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18839 in our handling of restrict qualified pointers.
18841 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18844 * doc/invoke.texi (Wunused-value): Update description.
18845 (Wextra): Delete item.
18846 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18847 value of Wunused-value.
18848 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18849 (c_finish_stmt_expr): Don't check extra_warnings.
18850 (emit_side_effect_warnings): The caller is responsible to check
18853 2007-02-11 Roger Sayle <roger@eyesopen.com>
18854 Matt Thomas <matt@3am-software.com>
18856 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18858 2007-02-11 Roger Sayle <roger@eyesopen.com>
18860 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18861 comparisons of POPCOUNT against zero.
18862 (simplify_const_relational_operation): Likewise.
18864 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18866 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18868 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18870 * dwarf2out.c (root_type): Delete unused function.
18872 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18874 * genattrtab.c (contained_in_p): Delete unused function.
18875 (write_expr_attr_cache): Likewise.
18877 2007-02-11 Jan Hubicka <jh@suse.cz>
18879 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18882 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18884 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18885 to add the REG_EQ* note.
18886 * see.c (see_merge_one_use_extension): Likewise.
18887 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18888 turn REG_EQUAL notes into REG_EQUIV notes if the target
18889 register may have more than one set.
18890 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18891 * gcse.c (try_replace_reg): Likewise.
18892 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18893 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18894 more than one REG_EQUIV note.
18895 * reload1.c (gen_reload): Use set_unique_reg_note.
18897 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18899 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18900 (ix86_builtin_conversion): New function.
18902 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18905 * tree.h (DECL_REPLACEABLE_P): New macro.
18906 * except.c (set_nothrow_function_flags): Likewise.
18908 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18909 Ira Rosen <irar@il.ibm.com>
18910 Dorit Nuzman <dorit@il.ibm.com>
18912 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18913 * targhooks.c (default_builtin_vectorized_conversion): New.
18914 * targhooks.h (default_builtin_vectorized_function): New declaration.
18915 * target.h (struct vectorize): Add builtin_conversion field.
18916 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18917 stmt_vec_info_type value.
18918 (vectorizable_conversion): New declaration.
18919 * tree-vect-analyze.c (vect_analyze_operations): Add
18920 vectorizable_conversion call.
18921 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18922 * tree-vect-transform.c (vectorizable_conversion): New function.
18923 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18924 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18926 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18927 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18928 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18929 or ALTIVEC_BUILTIN_VCFSX.
18931 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18934 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18935 CONST_DOUBLE and operand 0 is a hard register.
18936 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18937 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18938 is a hard floating-point register.
18940 2007-02-10 Richard Henderson <rth@redhat.com>
18941 Jakub Jelinek <jakub@redhat.com>
18942 Alexandre Oliva <aoliva@redhat.com>
18944 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18945 * builtin-types.def (BT_WORD): Make unsigned.
18946 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18947 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18948 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18949 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18950 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18951 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18953 * expr.c (emutls_var_address): New.
18954 (expand_expr_real_1): Expand emulated tls.
18955 (expand_expr_addr_expr_1): Likewise.
18956 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18957 * output.h (emutls_finish): Declare.
18958 * toplev.c (compile_file): Call it.
18959 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18960 address before wrapping in CONST.
18961 * varasm.c (emutls_htab, emutls_object_type): New.
18962 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18963 (get_emutls_object_name, get_emutls_object_type): New.
18964 (get_emutls_init_templ_addr, emutls_decl): New.
18965 (emutls_common_1, emutls_finish): New.
18966 (assemble_variable): When emulating tls, swap decls; generate
18967 constructor for the emutls objects.
18968 (do_assemble_alias): When emulating tls, swap decl and target name.
18969 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18971 * varpool.c (decide_is_variable_needed): Look at force_output.
18972 Recurse for emulated tls.
18973 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18974 with decide_is_variable_needed.
18975 * emutls.c: New file.
18976 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18977 tls_object for real tls.
18979 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18981 PR rtl-optimization/29599
18982 * reload1.c (eliminate_regs_in_insn): Take the destination
18983 mode into account when computing the offset.
18985 2007-02-09 Stuart Hastings <stuart@apple.com>
18986 Richard Henderson <rth@redhat.com>
18988 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18989 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18990 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18991 fixuns_truncdfhi2): New.
18992 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18993 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18994 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18995 (floatunssidf2): Allow nonimmediate source.
18996 * config/i386/sse.md (movdi_to_sse): New.
18997 (vec_concatv2di): Drop '*'.
18998 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18999 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19000 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19002 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19003 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19004 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19005 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19006 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19007 ix86_build_const_vector.
19008 (x86_emit_floatuns): Rewrite.
19010 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19012 * genautomata.c (longest_path_length): Delete unused function.
19013 (struct state): Delete unused longest_path_length.
19014 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19015 (get_free_state): Delete unused.
19017 2007-02-09 Jan Hubicka <jh@suse.cz>
19019 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19020 * doc/invoke.texi (inline-unit-growth): Update default value.
19022 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19023 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19024 (rebuild_cgraph_edges): Likewise.
19025 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19026 (dump_cgraph_node): Dump frequencies.
19027 (cgraph_clone_edge): Add frequency scales.
19028 (cgraph_clone_node): Add freuqnecy.
19029 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19030 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19031 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19032 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19033 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19034 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19035 (save_inline_function_body): Likewise.
19036 * ipa-inline.c: inluce rtl.h
19037 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19038 (cgraph_edge_badness): Use frequencies.
19039 (cgraph_decide_recursive_inlining): Update clonning.
19040 (cgraph_decide_inlining_of_small_function): Dump frequency.
19041 * predict.c (estimate_bb_frequencies): Export.
19042 * predict.h (estimate_bb_frequencies): Declare.
19043 * tree-inline.c (copy_bb): Watch overflows.
19044 (expand_call_inline): Update call of cgraph_create_edge.
19045 (optimize_inline_calls): Use TODO flags to update frequnecies.
19046 * passes.h: Include predict.h
19047 (init_optimization_passes): Move profile ahead.
19048 (execute_function_todo): Handle TODO_rebuild_frequencies.
19050 2007-02-09 Roger Sayle <roger@eyesopen.com>
19052 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19053 the insbl or inswl pattern into a register.
19055 2007-02-09 Roger Sayle <roger@eyesopen.com>
19057 * config/ia64/ia64.md (bswapdi2): New define_insn.
19059 2007-02-09 Richard Henderson <rth@redhat.com>
19061 * config/i386/constraints.md (Ym): New constraint.
19062 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19063 (movdi_1_rex64): Split sse and xmm general register moves from
19064 memory move alternatives. Use conditional register constraints.
19065 (movsf_1, movdf_integer): Likewise.
19066 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19067 (movdf_integer_rex64): New.
19068 (pushsf_rex64): Fix output constraints.
19069 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19070 (sse2_stored): Likewise.
19071 (sse2_storeq_rex64): New.
19072 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19073 amd and not generic.
19074 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19075 for optimize_size. Remove SF/DFmode hack.
19077 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19079 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19082 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19083 Richard Sandiford <richard@codesourcery.com>
19085 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19086 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19087 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19088 m68k/t-mlib to tmake_file.
19089 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19090 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19091 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19092 Allow it to be cf or m68k. Set m68k_arch_family. If that
19093 variable is not empty, add t-$m68k_arch_family to tmake_file.
19094 Add t-mlibs to tmake_file.
19095 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19096 * config/m68k/t-cf: New file.
19097 * config/m68k/t-m68k: Likewise.
19098 * config/m68k/t-mlibs: Likewise.
19099 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19100 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19101 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19102 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19103 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19105 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19106 (INSTALL_LIBGCC): Delete.
19107 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19108 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19109 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19110 (M68K_MLIB_CPU): Define.
19111 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19112 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19113 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19115 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19116 Richard Guenther <rguenther@suse.de>
19118 PR middle-end/23361
19119 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19120 against INT_MIN/INT_MAX.
19121 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19122 file if a loop is removed.
19124 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19126 * calls.c (store_one_arg): Pass correct alignment to
19127 emit_push_insn for non-BLKmode values.
19128 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19129 unaligned stack slot via a suitably aligned slot.
19131 2007-02-08 DJ Delorie <dj@redhat.com>
19133 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19135 (legal_subregs): Use unsigned char, make const.
19136 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19138 2007-02-08 Paul Brook <paul@codesourcery.com>
19140 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19141 special interworking needed.
19143 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19145 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19146 conditional to __SSE2__.
19147 (Entries below should have been added to first ChangeLog
19148 entry for amdfam10 dated 2007-02-05)
19149 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19151 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19153 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19156 2007-02-08 DJ Delorie <dj@redhat.com>
19158 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19159 * config/m32c/m32c.c (legal_subregs): New.
19160 (m32c_illegal_subreg_p): New.
19161 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19162 unsupported subregs of hard regs.
19164 2007-02-08 Jan Hubicka <jh@suse.cz>
19166 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19167 the same one; always update histograms.
19169 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19171 * passes.c (init_optimization_passes): Tidy comment.
19173 2007-02-08 Roger Sayle <roger@eyesopen.com>
19175 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19176 strip zero_extend, bswap and rotates from POCOUNT's argument.
19177 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19178 zero_extend and rotates from PARITY's argument.
19179 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19180 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19181 of an integer constant at compile-time.
19183 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19186 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19188 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19191 * tree-ssa-live.c (remove_unused_locals): Do not remove
19192 TREE_ADDRESSABLE variables.
19193 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19194 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19195 FOR_CLOBBER. Update all users.
19196 If VAR has an associated alias set, add a virtual operand for
19197 it if no alias is found to conflict with the memory reference.
19199 2007-02-07 Jan Hubicka <jh@suse.cz>
19200 Robert Kidd <rkidd@crhc.uiuc.edu>
19202 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19204 2007-02-07 Ian Lance Taylor <iant@google.com>
19206 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19208 2007-02-07 Roger Sayle <roger@eyesopen.com>
19210 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19211 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19212 tablejumpdi, movsi_to_cr_one): Remove constraints from
19213 define_expand's match_operands.
19215 2007-02-07 Roger Sayle <roger@eyesopen.com>
19217 * global.c (compute_regsets): Move declatation of "i" inside of
19218 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19220 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19223 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19224 of INDIRECT_REF <RESULT_DECL>.
19226 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19228 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19229 Kaz Kojima <kkojima@gcc.gnu.org>
19232 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19234 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19236 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19238 * doc/loop.texi: Document possibility not to perform disambiguation
19239 of loops with multiple latches.
19240 * cfgloopmanip.c (alp_enum_p): Removed.
19241 (add_loop): Handle subloops. Use get_loop_body_with_size.
19242 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19243 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19244 the new forwarder block.
19245 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19246 Handle the case latch is NULL.
19247 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19248 modifications when marking loop exits.
19249 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19251 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19252 disambiguate_loops_with_multiple_latches.
19253 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19254 before fix_loop_structure.
19255 * cfgloop.c: Include pointer-set.h and output.h.
19256 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19257 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19258 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19259 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19260 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19261 disambiguate_multiple_latches, get_loop_body_with_size,
19262 disambiguate_loops_with_multiple_latches): New functions.
19263 (flow_loop_dump): Dump multiple latch edges.
19264 (flow_loop_nodes_find): Handle loops with multiple latches.
19265 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19266 (glb_enum_p): Modified.
19267 (get_loop_body): Use get_loop_body_with_size.
19268 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19269 (AVOID_CFG_MODIFICATIONS): New constant.
19270 (disambiguate_loops_with_multiple_latches, add_loop,
19271 get_loop_body_with_size): Declare.
19272 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19274 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19276 PR inline-asm/28686
19277 * global.c (compute_regsets): New function.
19278 (global_alloc): Refactored ELIMINABLE_REGSET
19279 and NO_GLOBAL_ALLOC_REGS computation out.
19280 (rest_of_handle_global_alloc): Call compute_regsets()
19281 for non-optimizing case.
19283 2007-02-06 Richard Henderson <rth@redhat.com>
19285 * config/i386/constraints.md (Y2): Rename from Y.
19286 (Yi): New constraint.
19287 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19288 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19289 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19290 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19291 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19292 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19293 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19294 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19295 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19296 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19297 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19298 vec_extractv2si_1): Change Y constraints to Y2.
19299 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19300 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19301 Change Y constraints to Y2.
19302 (sse2_loadld): Change Y constraints to x.
19304 2007-02-06 Roger Sayle <roger@eyesopen.com>
19306 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19307 (parity<mode>2): New define_expand using rs6000_emit_parity.
19308 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19309 rs6000_emit_parity): New functions.
19310 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19311 rs6000_emit_parity): Prototype here.
19313 2007-02-06 Ian Lance Taylor <iant@google.com>
19315 * lower-subreg.c (simple_move_operand): Reject CONST.
19316 (resolve_clobber): Call validate_change rather than directly
19317 assigning to XEXP (pat, 0).
19319 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19321 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19322 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19323 (tree-cfg.o): Remove hashtab.h dependency.
19325 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19326 (struct ivopts_data): Change niters to pointer_map_t.
19327 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19328 (niter_for_exit): Create pointer_map on demand. Change for
19330 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19331 (free_loop_data): Destroy data->niters if created and reset field.
19332 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19333 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19335 * tree-ssa-reassoc.c: Include pointer-set.h.
19336 (bb_rank): Change to long *.
19337 (operand_rank): Change to pointer_map_t.
19338 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19339 (insert_operand_rank): Accept long.
19340 (operand_entry_hash, operand_entry_eq): Remove.
19341 (get_rank): Return long. Adjust for changes above.
19342 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19344 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19346 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19347 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19348 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19350 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19351 directly since it cannot be NULL.
19352 (get_vi_for_tree): Rewrite for pointer_map API.
19353 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19354 (init_alias_vars): Create vi_for_tree as pointer_map.
19355 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19357 * tree-cfg.c: Don't include hashtab.h.
19358 (edge_to_cases): Declare as pointer_map.
19359 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19361 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19362 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19363 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19365 (record_switch_edge): Delete.
19366 (get_cases_for_edge): Adjust for pointer_map API, inline
19367 record_switch_edge (rewritten for new API), remove goto.
19369 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19371 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19372 * tree-nested.c: Include pointer-set.h.
19373 (var_map_elt, var_map_eq, var_map_hash): Delete.
19374 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19375 to pointer_map_t's.
19376 (nesting_info_bitmap_obstack): New.
19377 (lookup_field_for_decl): Adjust for pointer_map API.
19378 (lookup_tramp_for_decl): Adjust for pointer_map API.
19379 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19380 (get_local_debug_decl): Adjust for pointer_map API.
19381 (convert_nl_goto_reference): Adjust for pointer_map API.
19382 (convert_nl_goto_receiver): Adjust for pointer_map API.
19383 (create_nesting_tree): Create outside GGC space. Create bitmap on
19384 the new obstack. Create field_map and var_map as pointer_maps.
19385 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19387 (lower_nested_functions): Move root here, no need to NULL it.
19388 Initialize and release the obstack.
19390 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19392 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19393 Remove prototypes and make them non-static.
19394 (struct tree_int_map): Remove.
19395 * tree.h (struct tree_int_map): Move here, turning TO into an
19397 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19399 * tree.h (TREE_COMPLEXITY): Remove.
19400 (struct tree_exp): Remove complexity field.
19401 * tree.c (build1_stat): Don't set it.
19403 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19404 Victor Kaplansky <victork@il.ibm.com>
19406 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19407 (vect_is_simple_reduction): Support reduction with induction as
19408 one of the operands.
19409 (vect_is_simple_iv_evolution): Fix formatting.
19410 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19411 formatting. Don't mark induction phis for vectorization.
19412 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19413 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19414 (vect_get_vec_def_for_operand): Support induction.
19415 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19417 (vectorizable_reduction): Support reduction with induction as one of
19419 (vectorizable_type_demotion): Use def-type of stmt argument rather
19420 than dummy def-type.
19422 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19423 flag_tree_scev_cprop.
19424 * common.opt (tree-scev-cprop): New flag.
19426 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19427 call to vect_get_new_vect_var.
19429 2007-02-06 Ira Rosen <irar@il.ibm.com>
19431 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19432 vectype is not NULL.
19433 (vect_pattern_recog_1): Likewise.
19435 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19437 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19438 (fold_negate_expr): Likewise.
19440 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19443 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19444 even if cv-qualification is the same.
19446 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19448 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19449 __enable_execute_stack on completion.
19451 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19453 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19454 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19455 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19456 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19457 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19458 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19459 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19460 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19462 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19464 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19465 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19466 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19467 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19468 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19469 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19470 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19471 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19472 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19473 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19474 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19475 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19476 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19477 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19478 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19479 sqrtextenddfxf2_i387): Added amdfam10_decode.
19481 * config/i386/athlon.md (athlon_idirect_amdfam10,
19482 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19483 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19484 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19485 athlon_ivector_store_amdfam10): New define_insn_reservation.
19486 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19489 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19491 * config/i386/athlon.md (athlon_call_amdfam10,
19492 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19493 define_insn_reservation.
19494 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19495 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19496 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19498 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19500 * config/i386/athlon.md (athlon_sseld_amdfam10,
19501 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19502 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19504 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19506 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19507 define_insn_reservation.
19508 * config/i386/i386.md (sseins): Added sseins to define_attr type
19509 and define_attr unit.
19510 * config/i386/sse.md: Set type attribute to sseins for insertq
19513 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19515 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19516 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19517 ssecomi_load_amdfam10, ssecomi_amdfam10,
19518 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19519 define_insn_reservation.
19520 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19522 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19524 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19525 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19526 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19527 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19528 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19529 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19530 define_insn_reservation.
19532 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19533 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19534 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19535 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19536 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19540 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19541 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19542 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19543 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19544 athlon_ssemul_load_k8): Added amdfam10.
19546 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19548 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19549 (x86_sse_unaligned_move_optimal): New variable.
19551 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19553 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19554 for unaligned vector SSE double/single precision loads for AMDFAM10.
19556 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19558 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19559 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19560 Define TARGET_CPU_DEFAULT_amdfam10.
19561 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19562 (processor_type): Add PROCESSOR_AMDFAM10.
19564 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19565 processor_type in config/i386/i386.h.
19566 Enable imul peepholes for TARGET_AMDFAM10.
19568 * config.gcc: Add support for --with-cpu option for amdfam10.
19570 * config/i386/i386.c (amdfam10_cost): New variable.
19571 (m_AMDFAM10): New macro.
19572 (m_ATHLON_K8_AMDFAM10): New macro.
19573 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19574 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19575 x86_promote_QImode, x86_integer_DFmode_moves,
19576 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19577 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19578 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19579 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19580 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19581 Enable/disable for amdfam10.
19582 (override_options): Add amdfam10_cost to processor_target_table.
19583 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19584 processor_alias_table.
19585 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19586 (ix86_adjust_cost): Add code for amdfam10.
19588 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19590 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19591 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19592 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19593 * config/i386/i386.h: Add builtin definition for SSE4A.
19594 * config/i386/i386.md: Add support for ABM instructions
19595 (popcnt and lzcnt).
19596 * config/i386/sse.md: Add support for SSE4A instructions
19597 (movntss, movntsd, extrq, insertq).
19598 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19599 Add -march=amdfam10 flag.
19600 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19601 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19603 * doc/extend.texi: Add documentation for SSE4A builtins.
19605 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19607 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19609 2007-02-05 Richard Guenther <rguenther@suse.de>
19611 * tree-vectorizer.h (vectorizable_function): Add argument type
19612 argument, change return type.
19613 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19614 * tree-vect-transform.c (vectorizable_function): Handle extra
19615 argument, return vectorized function decl.
19616 (build_vectorized_function_call): Remove.
19617 (vectorizable_call): Handle calls with result and argument types
19618 differing. Handle loop vectorization factor correctly.
19619 * targhooks.c (default_builtin_vectorized_function): Adjust for
19621 * targhooks.h (default_builtin_vectorized_function): Likewise.
19622 * target.h (builtin_vectorized_function): Add argument type
19624 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19625 extra argument, allow vectorizing of lrintf.
19626 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19627 documentation of target hook.
19629 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19632 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19633 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19634 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19636 2007-02-05 Roger Sayle <roger@eyesopen.com>
19638 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19639 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19640 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19641 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19642 before canonicalizing sincos to cexpi.
19643 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19645 2007-02-05 Roger Sayle <roger@eyesopen.com>
19647 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19648 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19649 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19651 2007-02-05 Roger Sayle <roger@eyesopen.com>
19653 * mips-tfile.c (initialize_init_file): Correct endianness test.
19655 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19657 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19658 the 'y' constraint.
19660 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19662 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19663 saves in a PARALLEL before the register assignments.
19665 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19667 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19668 DWARF_FRAME_RETURN_COLUMN to be a general register.
19669 * dwarf2out.c (init_return_column_size): New function, split from...
19670 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19671 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19672 to be nongeneral registers.
19673 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19675 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19676 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19678 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19680 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19682 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19684 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19685 (remove_path): Use can_remove_branch_p and remove_branch instead
19686 of loop_delete_branch_edge.
19687 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19688 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19689 Update profile using scale_dominated_blocks_in_loop.
19690 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19691 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19692 (can_remove_branch_p, remove_branch): Declare.
19693 * tree-cfg.c (tree_can_remove_branch_p): New function.
19694 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19695 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19696 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19698 2007-02-05 Jan Hubicka <jh@suse.cz>
19700 PR middle-end/30696
19701 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19702 nodes in cgraph, don't remove offline copy of the function.
19704 2007-02-04 Jan Hubicka <jh@suse.cz>
19706 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19707 vectors might cause maybe_lookup_element_for_expr to be called
19708 on non-sra-candidate.
19710 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19712 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19713 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19714 spelling conventions.
19716 2007-02-04 Richard Guenther <rguenther@suse.de>
19718 PR middle-end/30636
19719 * fold-const.c (try_move_mult_to_index): Make sure to not
19720 overflow one dimension of a multi-dimensional array access.
19722 2007-02-04 Jan Hubicka <jh@suse.cz>
19724 * passes.c (init_optimization_passes): Reindent.
19726 2007-02-04 Jan Hubicka <jh@suse.cz>
19727 Eric Botcazou <ebotcazou@adacore.com>
19729 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19730 (execute_fixup_cfg): Break out the abnormal goto code.
19731 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19732 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19733 (optimize_inline_calls): Call make_nonlocal_label_edges.
19735 2007-02-04 Jan Hubicka <jh@suse.cz>
19737 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19738 true when something was changed.
19739 (rename_ssa_copies): When something was changed, do
19740 TODO_remove_unused_locals.
19741 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19742 add TODO_remove_unused_locals when instruction was removed.
19744 2007-02-04 Jan Hubicka <jh@suse.cz>
19746 * ipa-inline.c (try_inline): Improve debug output; work on already
19748 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19749 call try_inline for already inlined edges too when flattening;
19750 inline also functions that make callee growth but overall unit size
19753 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19755 * config/m32c/bitops.md, config/m32c/jump.md,
19756 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19757 config/m32r/m32r.h, config/m32r/m32r.md,
19758 config/m32r/predicates.md, config/m68hc11/larith.asm,
19759 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19760 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19761 config/mips/mips-protos.h, config/mips/mips.c,
19762 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19763 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19764 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19765 spelling conventions.
19767 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19768 Follow spelling conventions.
19770 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19772 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19773 warn about C++0x compatibility.
19775 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19777 * config/h8300/h8300.c, config/h8300/h8300.h,
19778 config/h8300/h8300.md: Follow spelling conventions.
19780 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19782 PR middle-end/30667
19783 * combine.c (try_combine): Do not substitute source operand
19784 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19786 2007-02-03 Jan Hubicka <jh@suse.cz>
19788 PR gcov-profile/30650
19789 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19790 do not divide by zero for never executed counters.
19791 (tree_find_values_to_profile): Fix counters.
19792 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19794 2007-02-03 Ian Lance Taylor <iant@google.com>
19796 * lower-subreg.c (simple_move_operand): New static function,
19797 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19799 (simple_move): Call simple_move_operand.
19800 (find_decomposable_subregs): Add special handling of MEMs.
19801 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19802 meaning of return value. If we see a hard register, test whether
19803 it can store a word_mode value. Change all callers.
19805 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19807 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19808 ftrapv insns and expanders.
19809 (subdi3): Change define_expand operand 1 to arith11_operand, and
19810 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19811 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19812 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19815 PR middle-end/30174
19816 * varasm.c (notice_global_symbol): Treat global objects as weak when
19817 flag_shlib is true.
19819 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19821 * emit-rtl.c (dconstpi): Delete.
19822 (dconstsqrt2): New.
19823 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19824 * real.h (dconstpi): Delete.
19825 (dconstsqrt2): New.
19826 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19827 (fold_builtin_hypot): Likewise.
19829 2007-02-03 Tom Tromey <tromey@redhat.com>
19832 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19833 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19835 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19837 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19838 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19839 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19840 config/rs6000/cell.md, config/rs6000/darwin.h,
19841 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19842 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19843 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19844 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19845 typos. Follow spelling conventions.
19846 * doc/invoke.texi: Follow spelling conventions.
19848 2007-02-03 Roger Sayle <roger@eyesopen.com>
19850 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19851 canonicalization transformations that attempt to simplify integer
19852 constant comparisons to become comparisons against zero.
19854 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19856 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19858 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19859 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19861 2007-02-02 Mike Stump <mrs@apple.com>
19863 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19864 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19865 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19866 generate a branch island.
19868 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19870 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19871 (xtensa_legitimate_address_p): New.
19872 (xtensa_legitimize_address): New.
19873 (xtensa_output_addr_const_extra): New.
19874 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19876 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19877 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19878 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19879 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19880 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19881 (xtensa_legitimize_address): New.
19882 (xtensa_output_addr_const_extra): New.
19884 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19886 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19888 2007-02-02 Ian Lance Taylor <iant@google.com>
19890 * expmed.c (expand_divmod): Add comment.
19892 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19894 * emit-rtl.c (renumber_insns): Remove.
19895 * flags.h: Remove the extern for flag_renumber_insns.
19896 * rtl.h: Remove the prototype for renumber_insns.
19897 * toplev.c (flag_renumber_insns): Remove.
19899 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19901 Revert for x86 darwin:
19902 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19904 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19905 code before the following patch under TARGET_MACHO.
19906 (ix86_function_value_regno_p): Likewise.
19908 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19910 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19913 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19916 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19917 loads to general or fp registers. Add comments.
19918 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19920 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19922 * pointer-set.c (insert_aux): Only return insertion slot.
19923 (pointer_set_insert): Adjust.
19924 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19925 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19926 pointer_map_traverse): New.
19927 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19928 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19929 pointer_map_contains, pointer_map_traverse): Declare.
19931 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19933 PR middle-end/30473
19934 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19935 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19937 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19939 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19941 (struct _dep): New type.
19942 (dep_t): New typedef.
19943 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19944 (DEP_STATUS): New access macro. The macro with the same name was
19945 renamed to DEP_LINK_STATUS.
19946 (dep_init): Declare function
19948 (struct _dep_link): New type.
19949 (dep_link_t): New typedef.
19950 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19951 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19952 (DEP_LINK_STATUS): New macro.
19953 (debug_dep_links): New debug function.
19955 (struct _deps_list): New type.
19956 (deps_list_t): New typedef.
19957 (DEPS_LIST_FIRST): New access macro.
19958 (FOR_EACH_DEP_LINK): New cycle macro.
19959 (create_deps_list, free_deps_list, delete_deps_list): Declare
19961 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19962 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19963 (copy_deps_list_change_con): Ditto.
19965 (move_dep_link): Declare function.
19967 (struct _dep_node): New type.
19968 (dep_node_t): New typedef.
19969 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19971 (struct haifa_insn_data.back_deps): New field to hold backward
19972 dependencies of the insn.
19973 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19975 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19976 Change its type to deps_list_t.
19977 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19978 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19979 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19981 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19983 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19985 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19987 (dep_cost): Declare.
19989 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19990 (ds_to_dk, dk_to_ds): New functions.
19992 (init_dep_1): New static function.
19993 (init_dep): New function.
19994 (copy_dep): New static function.
19996 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19998 (detach_dep_link): New static function.
19999 (move_dep_link): New function.
20001 (dep_links_consistent_p, dump_dep_links): New static functions.
20002 (debug_dep_links): New debugging function.
20004 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20006 (alloc_deps_list, init_deps_list): New static functions.
20007 (create_deps_list): New function.
20008 (clear_deps_list): New static function.
20009 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20010 (deps_list_consistent_p, dump_deps_list): New static functions.
20011 (debug_deps_list): New function.
20012 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20014 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20016 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20017 use new scheduler dependencies lists.
20018 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20019 (sched_analyze): Ditto. Initialize dependencies lists.
20020 (add_forw_dep, compute_forward_dependences): Update to use new
20021 scheduler dependencies lists.
20023 (init_dependency_caches): Init deps_obstack.
20024 (free_dependency_caches): Free deps_obstack.
20026 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20027 new scheduler dependencies lists.
20028 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20029 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20031 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20032 Update to use new scheduler dependencies lists.
20033 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20034 (debug_dependencies): Ditto.
20035 (schedule_region): Update comments.
20037 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20038 scheduler dependencies lists.
20039 (schedule_ebb): Update comments.
20041 * rtl.def (DEPS_LIST): Remove.
20043 * lists.c (unused_deps_list): Remove.
20044 (free_list): Update assertions.
20046 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20047 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20049 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20050 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20052 * haifa-sched.c (comments): Update.
20053 (insn_cost1): Remove. Inline the code into insn_cost ().
20054 (insn_cost): Update to use new scheduler dependencies lists. Move
20055 processing of the dependency cost to dep_cost ().
20056 (dep_cost): New function. Use it instead of insn_cost () when
20057 evaluating cost of the dependency. Use compatible interface to
20058 interact with the target.
20059 (priority): Update to use new scheduler dependencies lists.
20060 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20061 with greater number of insns that depend on the insn.
20062 (schedule_insn): Update to use new scheduler dependencies lists. Add
20063 code to free backward dependencies lists. Inline and optimize code
20064 from resolve_dep () - see PR28071.
20065 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20066 lists. Update call to targetm.sched.is_costly_dependence hook.
20068 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20069 scheduler dependencies lists.
20071 (resolve_dep): Remove. Move the logic to schedule_insn ().
20072 (init_h_i_d): Initialize dependencies lists.
20074 (process_insn_depend_be_in_spec): Rename to
20075 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20076 dependencies lists.
20077 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20078 Update to use new scheduler dependencies lists.
20079 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20081 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20082 new scheduler dependencies lists.
20083 (build_intra_loop_deps): Ditto.
20085 * target.h (struct _dep): Declare to use in
20086 gcc_target.sched.is_costly_dependence.
20087 (struct gcc_target.sched.adjust_cost): Fix typo.
20088 (struct gcc_target.sched.is_costly_dependence): Change signature to
20089 use single dep_t parameter instead of an equivalent triad.
20090 (struct gcc_target.sched.adjust_cost_2): Remove.
20092 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20094 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20096 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20098 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20100 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20101 (REG_DEP_TRUE): Document.
20103 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20104 Change signature to correspond to the targetm.sched.adjust_cost hook.
20105 Update use in TARGET_SCHED_ADJUST_COST_2.
20106 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20107 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20108 new scheduler dependencies lists.
20109 (ia64_gen_check): Ditto.
20111 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20112 scheduler dependencies lists.
20114 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20115 signature to correspond to the targetm.sched.is_costly_dependence hook.
20116 (is_costly_group): Update to use new scheduler dependencies lists.
20118 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20119 instead of INSN_COST () macro.
20121 2007-02-01 Ian Lance Taylor <iant@google.com>
20123 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20125 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20127 * pa.md (tp_load): Correct mfctl instruction syntax.
20129 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20131 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20132 altivec_padding_size calculation on AIX. Improve comment, add
20133 assert to verify that it's right.
20135 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20138 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20140 PR inline-asm/28686
20141 * global.c (global_alloc): Add mising initialization of
20144 2007-02-01 Roger Sayle <roger@eyesopen.com>
20146 * alias.c (init_alias_analysis): Correct whitespace.
20147 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20148 partition_hot_cold_basic_blocks): Likewise.
20149 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20150 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20151 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20152 fold_builtin_snprintf_chk, fold_builtin_printf,
20153 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20154 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20155 * cfgcleanup.c (cleanup_cfg): Likewise.
20156 * cfgexpand.c (tree_expand_cfg): Likewise.
20157 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20158 * function.c (get_next_funcdef_no): Likewise.
20159 * gengtype.c (main): Likewise.
20160 * genmodes.c (main): Likewise.
20161 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20162 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20163 * ifcvt.c (noce_emit_move_insn): Likewise.
20164 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20166 * stor-layout.c (get_best_mode): Likewise.
20167 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20168 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20169 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20170 perform_var_substitution, solve_graph): Likewise.
20171 * tree-vrp.c (vrp_finalize): Likewise.
20173 2007-02-01 Ian Lance Taylor <iant@google.com>
20175 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20176 high part of a paradoxical subreg, return a constant zero.
20178 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20180 * toplev.c (lang_dependent_init): Call init_set_costs.
20181 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20183 2007-02-01 Richard Guenther <rguenther@suse.de>
20185 PR middle-end/30656
20186 * fold-const.c (fold_negate_expr): Allow negating a
20187 constant if overflow does not change.
20189 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20191 * doc/c-tree.texi (Expression trees): Improve markup.
20192 * doc/tm.texi (Register Classes, Addressing Modes)
20193 (Floating Point): Fix spacing after abbreviations. Fix some
20196 2007-02-01 Ben Elliston <bje@au.ibm.com>
20198 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20199 * doc/contrib.texi: Likewise.
20200 * doc/install.texi: Likewise.
20202 2007-01-31 Richard Henderson <rth@redhat.com>
20203 Ian Lance Taylor <iant@google.com>
20205 * lower-subreg.c: New file.
20206 * rtl.def (CONCATN): Define.
20207 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20208 pass_lower_subreg2.
20209 * emit-rtl.c (update_reg_offset): New static function, broken out
20210 of gen_rtx_REG_offset.
20211 (gen_rtx_REG_offset): Call update_reg_offset.
20212 (gen_reg_rtx_offset): New function.
20213 * regclass.c: Revert patch of 2006-03-05, restoring
20215 (clear_reg_info_regno): New function.
20216 * dwarf2out.c (concatn_loc_descriptor): New static function.
20217 (loc_descriptor): Handle CONCATN.
20218 * common.opt (fsplit_wide_types): New option.
20219 * opts.c (decode_options): Set flag_split_wide_types when
20221 * timevar.def (TV_LOWER_SUBREG): Define.
20222 * rtl.h (gen_reg_rtx_offset): Declare.
20223 (reg_scan_update): Declare.
20224 * regs.h (clear_reg_info_regno): Declare.
20225 * tree-pass.h (pass_lower_subreg): Declare.
20226 (pass_lower_subreg2): Declare.
20227 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20228 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20229 -fsplit-wide-types.
20230 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20231 * Makefile.in (OBJS-common): Add lower-subreg.o.
20232 (lower-subreg.o): New target.
20234 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20236 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20238 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20241 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20243 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20245 PR middle-end/29335
20246 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20248 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20250 * cfgloop.h: Include vec-prim.h.
20251 (enum li_flags): Remove LI_ONLY_OLD.
20252 (loop_iterator): Changed.
20253 (fel_next, fel_init): Iterate over loop tree.
20254 (FOR_EACH_LOOP_BREAK): New macro.
20255 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20257 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20258 * modulo-sched.c (sms_schedule): Ditto.
20259 * tree-vectorizer.c (vectorize_loops): Ditto.
20260 * doc/loop.texi: Update information on loop numbering and behavior of
20261 FOR_EACH_LOOP wrto new loops.
20262 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20263 add_to_evolution_1): Test nestedness of loops instead of comparing
20265 * tree-chrec.c (chrec_fold_plus_poly_poly,
20266 chrec_fold_multiply_poly_poly, chrec_evaluate,
20267 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20268 reset_evolution_in_loop): Ditto.
20269 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20271 2007-01-31 Dirk Mueller <dmueller@suse.de>
20273 * c-common.c (warn_about_parentheses): Separate warning about
20274 un-parenthized sequence of comparison operators from the one
20275 which is supposed to warn about x <= y <= z.
20277 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20279 * optabs.h (enum optab_index): Add new OTI_isinf.
20280 (isinf_optab): Define corresponding macro.
20281 * optabs.c (init_optabs): Initialize isinf_optab.
20282 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20284 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20285 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20287 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20288 expand_builtin_interclass_mathfn.
20289 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20290 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20291 (fxam<mode>2_i387): New insn pattern.
20292 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20293 built-in functions as x87 inline asm.
20295 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20297 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20299 2007-01-30 Eric Christopher <echristo@apple.com>
20301 * config.gcc: Add geode.
20303 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20305 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20306 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20307 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20308 value-prof.c: Fix comment typos.
20310 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20313 * doc/invoke.texi (Wpointer-arith): Document warning.
20315 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20317 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20318 the list of discrepancies from the draft TR.
20320 2007-01-30 Dirk Mueller <dmueller@suse.de>
20323 * doc/invoke.texi (-Wreturn-type): Update description to
20324 match new behavior.
20326 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20328 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20330 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20332 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20333 to handle optabs that operate on floating point input argument and
20334 output to integer output.
20335 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20336 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20337 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20338 expand_builtin_interclass_mathfn ().
20339 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20340 (ilogbsi2): Remove.
20341 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20342 ilogbl built-in functions as x87 intrinsics.
20344 2007-01-30 Richard Guenther <rguenther@suse.de>
20346 PR middle-end/27657
20347 * dwarf2out.c (reference_to_unused): Query varpool if the
20348 variable was output.
20350 2007-01-30 Richard Guenther <rguenther@suse.de>
20352 PR middle-end/30313
20353 * passes.c (execute_one_pass): Reset in_gimple_form to not
20354 confuse non-unit-at-a-time mode.
20356 2007-01-29 Roger Sayle <roger@eyesopen.com>
20357 Richard Guenther <rguenther@suse.de>
20359 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20360 avoid undefined behaviour on overflow. Use force_fit_type_double
20361 to construct the constant with the specified TREE_OVERFLOW.
20363 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20365 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20366 * config/dfp-bit.h: Ditto.
20368 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20370 * c-decl.c (pop_scope): Replace warnings with call to
20371 warn_for_unused_label.
20372 * c-common.h (warn_for_unused_label): Declare.
20373 * c-common.c (warn_for_unused_label): Define.
20375 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20377 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20380 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20382 * Makefile.in (USER_H): Remove decfloat.h.
20383 * ginclude/decfloat.h: Delete, moving contents to ...
20384 * ginclude/float.h: Add support for decimal floating point,
20385 guarded by __STDC_WANT_DEC_FP__.
20387 2007-01-29 Mike Stump <mrs@apple.com>
20389 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20390 Analysis and Representation to resolve case insensitive conflict.
20391 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20393 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20395 * tree.h (struct tree_memory_tag): Add aliases member.
20396 (MTAG_ALIASES): New macro.
20397 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20398 (add_may_alias): Remove pointer-set. Update for may_aliases being
20400 (mark_aliases_call_clobbered): Update for may_aliases being a
20402 (compute_tag_properties): Ditto.
20403 (create_partition_for): Ditto.
20404 (compute_memory_partitions): Ditto.
20405 (dump_may_aliases_for): Ditto.
20406 (is_aliased_with): Ditto.
20407 (add_may_alias_for_new_tag): Ditto.
20408 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20409 (compute_is_aliased): New function.
20410 (compute_may_aliases): Call compute_is_aliased).
20411 (init_alias_info): Initialize alias_bitmap_obstack.
20412 (union_alias_set_into): New function.
20413 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20414 (have_common_aliases_p): Rewrite to take two bitmaps and use
20416 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20417 Update for bitmaps.
20418 (finalize_ref_all_pointers): Update for add_may_alias changes.
20419 (new_type_alias): Ditto.
20420 * tree-flow-inline.h (may_aliases): Return a bitmap.
20421 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20422 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20423 may_aliases being a bitmap.
20424 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20425 may_aliases now returns a bitmap.
20426 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20428 * tree-ssa-operands.c (add_virtual_operand): Update for
20429 may_aliases being a bitmap.
20431 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20433 PR tree-optimization/30630
20434 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20435 variable as changed.
20437 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20440 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20441 expanded only once even if an error occurs.
20443 2007-01-29 Ben Elliston <bje@au.ibm.com>
20445 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20446 (__gcov_average_profiler): Likewise.
20447 (__gcov_ior_profiler): Likewise.
20448 (__gcov_merge_ior): Likewise.
20450 2007-01-28 Jan Hubicka <jh@suse.cz>
20452 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20453 * value-prof.c (stringop_block_profile): Likewise.
20455 2007-01-28 Jan Hubicka <jh@suse.cz>
20457 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20458 Add variant handling histograms; add wrapper.
20459 (clear_storage_via_libcall): Export.
20460 (emit_block_move_hints): Break out from ...; add histograms.
20461 (emit_block_move): ... this one.
20462 (clear_storage_hints): Break out from ...; add histograms.
20463 (clear_storage): ... this one.
20464 (set_storage_via_memset): Handle histogram.
20465 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20466 (clear_storage_hints, clear_storage_via_libcall): Declare.
20467 (set_storage_via_setmem): Update prototype.
20468 * doc/md.texi (movmem, setmem): Document new arguments.
20470 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20471 Add new histograms.
20472 (stringop_block_profile): New global function.
20473 (tree_stringops_values_to_profile): Profile block size and alignment.
20474 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20476 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20477 (stringop_block_profile): Declare.
20478 * builtins.c: Include value-prof.h.
20479 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20480 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20481 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20482 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20483 * profile.c (instrument_values): Add new counters.
20484 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20486 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20487 (tree_init_edge_profiler): Build new profilers.
20488 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20489 (pass_tree_profile): Add dump.
20490 (tree_profile_hooks): Update.
20491 * Makefile.in (LIBGCOV): Add new constants.
20492 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20493 __gcov_ior_profiler): New.
20494 * i386.md (movmem/setmem expanders): Add new optional arguments.
20496 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20498 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20500 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20502 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20503 (tree_unswitch_single_loop): Pass eni_size_weights to
20504 tree_num_loop_insns.
20505 * tree-ssa-loop-manip.c: Include tree-inline.h.
20506 (can_unroll_loop_p): Pass eni_size_weights to
20507 tree_num_loop_insns.
20508 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20509 Pass eni_size_weights to estimate_num_insns.
20510 * tree.h (init_inline_once): Export.
20511 * toplev.c (backend_init): Call init_inline_once.
20512 * cgraphunit.c (cgraph_process_new_functions,
20513 cgraph_analyze_function): Pass eni_inlining_weights to
20514 estimate_num_insns.
20515 * ipa-inline.c (compute_inline_parameters): Ditto.
20516 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20517 to estimate_num_insns.
20518 (try_unroll_loop_completely): Pass eni_size_weights to
20519 tree_num_loop_insns.
20520 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20521 ot estimate_num_insns.
20522 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20523 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20524 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20525 eni_time_weights): New variables.
20526 (init_inline_once): Initialize them.
20527 (struct eni_data): Mew.
20528 (estimate_num_insns_1, estimate_num_insns): Use weights.
20529 * tree-inline.h (struct eni_weights_d): New.
20530 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20531 (estimate_num_insns): Declaration changed.
20532 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20533 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20534 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20536 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20538 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20539 relations in the conflict function is valid.
20541 2007-01-27 Ian Lance Taylor <iant@google.com>
20543 * common.opt: Add fstrict-overflow.
20544 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20545 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20546 (TYPE_OVERFLOW_UNDEFINED): Define.
20547 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20549 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20550 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20551 (fold_negate_expr): Likewise.
20552 (make_range): Likewise.
20553 (extract_muldiv_1): Likewise.
20554 (maybe_canonicalize_comparison): Likewise.
20555 (fold_comparison): Likewise.
20556 (fold_binary): Likewise.
20557 (tree_expr_nonnegative_p): Likewise.
20558 (tree_expr_nonzero_p): Likewise.
20559 * tree-vrp.c (compare_values): Likewise.
20560 (extract_range_from_binary_expr): Likewise.
20561 (extract_range_from_unary_expr): Likewise.
20562 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20564 (nowrap_type_p): Likewise.
20565 * tree-scalar-evolution.c (simple_iv): Likewise.
20566 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20567 (build_range_check): Likewise.
20568 (extract_muldiv_1): Likewise.
20569 (fold_comparison): Likewise.
20570 * tree-vrp.c (vrp_int_const_binop): Likewise.
20571 (extract_range_from_unary_expr): Likewise.
20572 * convert.c (convert_to_integer): Likewise.
20573 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20574 (fold_comparison): Likewise.
20575 (fold_binary): Likewise.
20576 * optabs.c (optab_for_tree_code): Likewise.
20577 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20578 * simplify-rtx.c (simplify_const_relational_operation): Check
20579 flag_strict_overflow and flag_trapv.
20580 (simplify_const_relational_operation): Likewise.
20581 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20582 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20585 2007-01-27 Roger Sayle <roger@eyesopen.com>
20587 * tree.c (tree_fold_gcd): Delete.
20588 * tree.h (tree_fold_gcd): Remove prototype.
20589 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20590 test whether one constant integer is a multiple of another. Instead
20591 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20592 * fold-const.c (multiple_of_p): We've determined both TOP and
20593 BOTTOM are integer constants so we can call int_const_binop directly
20594 instead of the more generic const_binop.
20596 2007-01-27 Roger Sayle <roger@eyesopen.com>
20598 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20599 1*X check that the constant hasn't overflowed, to preserve the
20601 (round_up): Provide an efficient implementation when rouding-up an
20602 INTEGER_CST to a power-of-two.
20604 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20606 * doc/sourcebuild.texi: Add comma for clarity.
20607 * doc/extend.texi: Fix some typos.
20608 * doc/passes.texi: Likewise.
20609 * doc/cppinternals.texi: Likewise.
20610 * doc/c-tree.texi: Likewise.
20611 * doc/tree-ssa.texi: Likewise.
20612 * doc/install.texi: Likewise.
20614 2007-01-27 Jan Hubicka <jh@suse.cz>
20616 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20617 (pass_sra): Do not require alias information.
20618 * passes.c (init_optimization_passes): Add SRA
20620 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20622 * tracer.c (rest_of_handle_tracer): We already cleaned
20623 up the CFG in tracer() so don't do it here again.
20624 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20625 cleanup_cfg here, either. And don't call renumber_insns.
20627 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20628 and BB_HEAD are in the insn stream here. Instead make sure
20629 that BB_INSN is valid on all insns. Also, do check here that
20630 there are no pending branch predictions...
20631 (rtl_verify_flow_info): ...instead of doing it here. Checks
20632 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20635 2007-01-26 Roger Sayle <roger@eyesopen.com>
20637 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20638 function to simplify/factorize operand order canonicalization.
20639 (ix86_fixup_binary_operands): Reorganize using the above function.
20640 (ix86_binary_operator_ok): Likewise.
20642 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20644 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20645 file scope from optimize_attrs.
20646 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20648 (optimize_attrs): Clear insn_code_values after freeing it.
20650 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20652 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20653 a parts.base assignment.
20655 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20657 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20658 (compute_subscript_distance, initialize_data_dependence_relation,
20659 finalize_ddr_dependent, analyze_ziv_subscript,
20660 analyze_siv_subscript_cst_affine,
20661 compute_overlap_steps_for_affine_univar,
20662 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20663 analyze_siv_subscript, analyze_miv_subscript,
20664 analyze_overlapping_iterations, subscript_dependence_tester_1,
20665 compute_self_dependence, free_dependence_relation): Work
20666 with affine_fn instead of chrecs.
20667 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20668 common_affine_function, affine_function_base,
20669 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20670 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20671 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20672 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20673 (all_chrecs_equal_p): Removed.
20674 * tree-data-ref.h (affine_fn, conflict_function): New types.
20675 (struct subscript): Change type of conflicting_iterations_in_a
20676 and conflicting_iterations_in_b.
20678 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20681 * config/pa/pa.h (TARGET_HPUX_11): New.
20682 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20683 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20685 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20686 Richard Guenther <rguenther@suse.de>
20688 * tree-ssa-structalias.c (solve_graph): Handle case
20689 we merged the variable to another.
20691 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20693 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20696 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20697 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20699 2007-01-25 DJ Delorie <dj@redhat.com>
20701 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20702 allow changes to modes which don't fit in those registers.
20704 * reload1.c (choose_reload_regs): Check for invalid subregs before
20705 computing their locations, not after.
20707 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20710 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20711 save Altivec registers in an eh_return function.
20712 (compute_vrsave_mask): Likewise.
20713 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20714 for saving Altivec registers.
20715 (rs6000_emit_prologue): Don't allocate stack twice in
20716 eh_return function. Correct expected value of altivec_save_offset
20717 when using save_world. Describe save of R0 to stack when using
20718 save_world. Describe stack pointer adjustment when using
20719 save_world. Remove duplicated eh_return parameter register saving.
20720 Update sp_offset variable after save_world.
20721 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20723 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20724 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20727 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20729 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20731 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20734 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20735 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20737 2007-01-25 Richard Guenther <rguenther@suse.de>
20739 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20740 * common.opt (-Wcoverage-mismatch): New warning option.
20741 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20742 if -Wcoverage-mismatch is given.
20744 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20746 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20747 (ipcp_driver): Change to static definition.
20748 Add dumping of the ifunctions.
20749 (constant_val_insert): Remove unused parameter. Support for SSA.
20750 (ipcp_propagate_const): Support for SSA.
20751 (ipcp_profile_bb_print): Print only analyzed nodes.
20752 (ipcp_replace_map_create): Remove support for Fortran constant
20754 * ipa-prop.c (ipa_method_modify_stmt,
20755 ipa_callsite_compute_param): Support for SSA.
20756 * ipa-prop.h (ipcp_driver): Remove declaration.
20757 (IS_VALID_TREE_MAP_INDEX): Add define.
20759 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20761 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20763 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20765 PR middle-end/30447
20766 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20767 constant argument to cabs and do it without checking for
20768 -funsafe-math-optimizations.
20770 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20772 * c-common.h (RID_FIRST_CXX0X): New.
20773 (RID_LAST_CXX0X): New.
20774 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20776 * c.opt (Wc++0x-compat): New.
20777 * doc/invoke.texi (-Wc++0x-compat): Document.
20779 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20781 * builtins.c (fold_builtin_carg): New.
20782 (fold_builtin_1): Use it.
20784 2007-01-24 Jan Hubicka <jh@suse.cz>
20786 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20788 * ipa-inline.c (initial_insns, max_insns): Delete.
20789 (compute_max_insns): New function.
20790 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20791 amount of insns as base for code growth.
20792 (cgraph_decide_inlining): Make initial_insns local; do not compute
20794 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20795 * doc/invoke.texi (inline-unit-growth): Update docs.
20797 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20799 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20800 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20801 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20802 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20803 for CPUs that have PTA_CX16 set.
20805 PR middle-end/27416
20806 * gimplify.c (omp_check_private): New function.
20807 (gimplify_scan_omp_clauses): Use it for
20808 firstprivate/lastprivate/reduction.
20810 PR middle-end/30494
20811 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20812 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20814 PR middle-end/30421
20815 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20816 If lower_lastprivate_clauses emits some statements, append them
20817 to dlist rather than body_p and to body_p append an initializer.
20818 (lower_omp_for): Adjust caller.
20820 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20822 * target.h (globalize_decl_name): New.
20823 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20824 * output.h (default_globalize_decl_name): New.
20825 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20827 (globalize_decl): Ditto.
20828 (default_globalize_decl_name): New.
20829 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20830 (ia64_handle_version_id_attribute): New.
20831 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20832 (ia64_asm_output_external): Use globalize_decl_name instead
20833 of globalize_label.
20834 * doc/extend.texi (version_id): New pragma.
20835 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20837 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20839 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20840 _uleb128_t and _Unwind_SWord with _sleb128_t.
20841 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20842 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20844 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20845 * unwind-pe.h (read_uleb128, read_sleb128,
20846 read_encoded_value_with_base): Likewise.
20847 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20849 2007-01-24 Richard Guenther <rguenther@suse.de>
20851 * builtins.c (expand_builtin_cexpi): Get the fndecl
20852 for cexp in the correct way.
20854 2007-01-24 Jan Hubicka <jh@suse.cz>
20856 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20859 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20861 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20862 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20863 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20864 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20865 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20866 __SIZEOF_PTRDIFF_T__.
20867 * doc/cpp.texi: Documentation for the new builtin macros added.
20869 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20871 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20872 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20873 instead of operands[2] to avoid access past the end of array.
20875 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20877 * reload1.c (emit_reload_insns): Pass the reload register
20878 for a non-spill output reload through forget_old_reloads_1.
20880 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20882 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20883 _SOFT_DOUBLE if doubles use software floating-point.
20884 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20885 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20886 * config/rs6000/darwin-ldouble.c: Also compile functions for
20887 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20888 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20889 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20890 commented-out long double override.
20891 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20892 * config/rs6000/eabispe.h: Likewise.
20893 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20894 long double for non-SPE.
20895 (rs6000_handle_option): Likewise.
20896 (invalid_e500_subreg): Disallow more subregs involding DImode,
20897 DFmode, TImode or TFmode.
20898 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20900 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20902 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20903 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20905 (rs6000_legitimate_address): Also check for TFmode for E500
20907 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20908 (spe_build_register_parallel): Handle TFmode and TCmode.
20909 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20911 (function_arg): Handle TFmode and TCmode for E500 double.
20912 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20914 (print_operand): Handle TFmode and TImode for %y.
20915 (rs6000_generate_compare): Handle TFmode comparisons for E500
20917 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20918 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20919 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20920 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20921 TFmode for E500 double.
20922 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20923 (floatsidf2): Enable for E500 double.
20924 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20925 (extenddftf2): Change to extenddftf2_fprs.
20926 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20927 depending on TARGET_E500_DOUBLE.
20928 (extendsftf2): Enable for E500 double.
20929 (trunctfdf2): Enable for E500 double.
20930 (trunctfsf2): Change to trunctfsf2_fprs.
20931 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20932 depending on TARGET_E500_DOUBLE.
20933 (floatsitf2): Enable for E500 double.
20934 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20935 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20936 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20937 (negtf2): Change to negtf2_internal.
20938 (negtf2): New expander.
20939 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20940 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20941 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20942 (movdi_internal32): Use rs6000_nonimmediate_operand.
20943 (unnamed splitter): Likewise.
20944 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20945 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20946 (SPE64TF, DITI): New mode macros.
20947 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20950 (frob_<mode>_di_2): New.
20951 (frob_tf_di_8_2): New.
20952 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20954 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20956 (frob_ti_<mode>_8_2): New.
20957 (frob_ti_tf_2): New.
20958 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20959 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20961 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20962 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20963 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20964 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20965 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20966 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20969 2007-01-23 Ian Lance Taylor <iant@google.com>
20971 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20973 (OBJS-archive): Reformat, alphabetize.
20974 (OBJS): Change out_object_file to OBJS-md.
20976 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20978 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20979 JUMP_P and CALL_P predicates where applicable.
20980 * config/i386/i386.c: Ditto.
20981 * config/i386/i386.md: Ditto.
20982 * config/i386/mmx.md: Ditto.
20983 * config/i386/predicates.md: Ditto.
20985 2007-01-22 Andreas Schwab <schwab@suse.de>
20987 * config/m68k/m68k.h: Fix comment.
20989 2007-01-22 Jan Hubicka <jh@suse.cz>
20991 * passes.c (init_optimization_passes): Do not rerun
20992 pass_early_warn_uninitialized.
20994 2007-01-22 Richard Guenther <rguenther@suse.de>
20996 PR tree-optimization/30038
20997 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20999 (execute_cse_sincos_1): Likewise.
21000 (execute_cse_sincos): Likewise.
21001 (gate_cse_sincos): Likewise.
21002 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21003 the cexpi() canonicalization of sincos().
21004 * tree-pass.h (pass_cse_sincos): Declare.
21005 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21007 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21009 PR rtl-optimization/29329
21010 * combine.c (replaced_rhs_insn): Rename to i2mod.
21011 (replaced_rhs_value): Rename to i2mod_new_rhs.
21012 (i2mod_old_rhs): New global variable.
21013 (combine_instructions): Adjust for above change. Save a copy of
21014 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21015 note are substituted in the second instruction.
21016 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21017 ditch the note if it pertains to the second eliminated register
21018 and this register is mentioned in i2mod_old_rhs.
21021 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21023 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21024 the insn to which the note was originally attached.
21026 2007-01-21 Jan Hubicka <jh@suse.cz>
21028 * ipa-inline.c (inlining_mode): Comment, move up.
21029 (cgraph_decide_inlining_incrementally): Do not perform inlining
21030 itself; fix handling of flattening of self recursive functions.
21031 (cgraph_find_cycles): Remove.
21032 (cgraph_flatten_node): Remove.
21033 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21034 (try_inline): New function.
21035 (cgraph_early_inlining): Update call of
21036 cgraph_decide_inlining_incrementally. Apply inlining here.
21037 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21039 2007-01-21 Dirk Mueller <dmueller@suse.de>
21042 * tree-vrp.c (check_array_bounds): do not warn
21043 about ADDR_EXPR's of ARRAY_REF's which are immediately
21044 used in binary expressions.
21046 2007-01-21 Ira Rosen <irar@il.ibm.com>
21048 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21049 read_write_dep and macros for its access.
21050 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21051 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21052 argument, call vect_check_interleaving for every independent pair of
21053 data-refs. Mark loads that access the same memory location as a store
21055 (vect_check_dependences): Remove.
21056 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21057 call, fix the call to vect_analyze_data_ref_dependence.
21058 (vect_analyze_data_ref_access): For statements that access the same
21059 data-ref, check that they are not stores; for loads, check that there
21060 is no store that access the same location.
21062 2007-01-20 Roger Sayle <roger@eyesopen.com>
21063 Joseph Myers <joseph@codesourcery.com>
21065 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21066 (-fdump-rtl-stack): Likewise.
21067 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21068 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21069 (-mpt-fixed): Use @minus{} for minus sign.
21070 (Using Precompiled Headers): Fix under/overfull hbox.
21072 2007-01-20 Jan Hubicka <jh@suse.cz>
21074 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21075 place within annotation.
21077 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21079 * pa.c (output_move_double): Change array size of xoperands to 4.
21081 2007-01-20 Jan Hubicka <jh@suse.cz>
21083 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21086 2007-01-19 Ian Lance Taylor <iant@google.com>
21088 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21089 constant to unsigned HOST_WIDE_INT before negating.
21091 2007-01-19 Ian Lance Taylor <iant@google.com>
21093 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21095 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21096 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21097 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21098 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21099 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21100 (realloc_vdef, realloc_vuse): Change second parameter to
21102 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21103 fields to unsigned.
21104 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21105 unsigned. Change x and lim locals to unsigned.
21106 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21108 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21109 (copy_virtual_operands): Change i and n locals to unsigned.
21111 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21113 PR middle-end/29335
21114 * builtins.c (fold_builtin_1): Handle builtin fdim.
21116 2007-01-20 Jan Hubicka <jh@suse.cz>
21118 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21119 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21120 init_alias_heapvars.
21121 (init_alias_heapvars): Initialize only when not already initialized.
21122 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21124 2007-01-19 Roger Sayle <roger@eyesopen.com>
21126 * common.opt (fsigned-zeros): New command line option.
21127 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21128 of flag_unsafe_math_optimizations.
21129 * opts.c (set_fast_math_flags): The -ffast-math command line option
21130 implies -fno-signed-zeros.
21131 (fast_math_flags_set_p): Likewise.
21133 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21134 the documentation of -ffast-math appropriately. Wrap long lines.
21136 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21138 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21139 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21141 2007-01-19 Tomas Bily <tbily@suse.cz>
21143 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21145 (tree_init_ic_make_global_vars): New function
21146 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21147 (tree_gen_ic_profiler): New function
21148 (tree_gen_ic_func_profiler): New function
21149 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21150 (tree_profile_hooks): Added hook for indirec/virtual calls
21151 * value-prof.c (tree_find_values_to_profile): New case for
21153 (tree_values_to_profile): Call for determining indirect/virtual
21155 (tree_indirect_call_to_profile): New function
21156 (tree_ic_transform): New function
21157 (tree_ic): New function
21158 (find_func_by_pid): New function
21159 (init_pid_map): New function
21160 (tree_value_profile_transformations): Added check for
21161 indirect/virtual call transformation
21162 * value-prof.h (enum hist_type): New counter type for
21163 indirect/virtual calls
21164 (profile_hooks): Added new hook for profiling indirect/virtual
21166 * profile.c (instrument_values): New case for indirect/virtual
21168 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21169 (GCOV_COUNTER_V_INDIR): New counter type
21170 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21171 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21173 * cgraph.c: Definition of cgraph_max_pid
21174 (cgraph_create_node): Default init of pid attribute
21175 * cgraph.h: Declaration of cgraph_max_pid
21176 (struct cgraph_node): Added pid attribute
21177 * libgcov.c (__gcov_indirect_call_profiler): New function
21178 (__gcov_one_value_profiler_body): New function
21179 (__gcov_one_value_profiler): Body was moved to
21180 __gcov_one_value_profiler_body and calls it
21182 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21184 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21185 * gengtype.c (write_types_data, write_func_for_structure,
21186 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21187 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21188 (walk_type, write_func_for_structure): Generate the mark_hook if
21191 2007-01-19 Jan Hubicka <jh@suse.cz>
21193 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21194 'early' argument take inlining mode argument specifying whether to
21195 inline for size/speeed or all functions; add support for flattening;
21197 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21199 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21202 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21203 the name of the declared identifier.
21205 2007-01-19 Dirk Mueller <dmueller@suse.de>
21207 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21208 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21209 duplicate evaluation.
21211 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21213 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21214 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21215 to XFMode, use acosxf2 and truncate result to requested mode.
21216 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21217 (asin<mode>2): Similarly, with asin expanders.
21218 (*fscalexf4_i387): Rename from *fscalexf4.
21219 (expNcorexf3): New expander.
21220 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21221 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21222 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21223 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21224 patterns for SSE math.
21225 (exp10<mode>2): Similarly, with exp10 expanders.
21226 (exp2<mode>2): Similarly, with exp2 expanders.
21227 (expm1<mode>2): Similarly, with expm1 expanders.
21228 (ldexp<mode>3): Similarly, with ldexp expanders.
21229 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21230 Use gen_truncxf<mode>2_i387_noop to truncate result.
21232 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21234 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21235 for ColdFire targets.
21237 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21238 Richard Sandiford <richard@codesourcery.com>
21240 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21241 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21242 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21243 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21244 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21245 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21247 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21249 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21250 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21251 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21252 (*adddi_dilshr32_cf): New pattern.
21253 (adddi3, subdi3): Remove first alternatives.
21255 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21257 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21258 implemented using move.l, do not use its cc result for floating-point
21261 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21263 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21264 from accepting 's' constraints if flag_pic.
21266 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21268 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21269 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21270 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21271 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21273 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21275 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21276 ColdFire alternatives.
21277 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21278 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21279 architectures that support ff1 instruction.
21281 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21282 Julian Brown <julian@codesourcery.com>
21284 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21285 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21286 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21289 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21291 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21293 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21294 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21295 HOST_WIDE_INT instead of an rtx.
21296 (m68k_rtx_costs): Update call accordingly.
21297 (output_move_const_into_data_reg): Likewise. Fix formatting.
21298 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21300 (output_move_simode_const): Update calls after above changes.
21301 Rework to use automatic variables and predicates like MEM_P.
21302 * config/m68k/m68k.md (pushexthisi_const): Update call to
21305 2007-01-19 Dirk Mueller <dmueller@suse.de>
21307 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21308 in dump_flags test.
21310 2007-01-19 Richard Guenther <rguenther@suse.de>
21312 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21313 via cexp in case sincos is not available.
21315 2007-01-19 Richard Guenther <rguenther@suse.de>
21317 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21318 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21319 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21320 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21321 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21322 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21323 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21324 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21326 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21328 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21330 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21331 (atan2xf3): Directly generate RTL pattern.
21332 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21333 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21334 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21335 disable patterns for SSE math.
21336 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21337 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21338 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21339 disable patterns for SSE math.
21341 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21343 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21345 2007-01-18 Roger Sayle <roger@eyesopen.com>
21347 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21348 VIEW_CONVERT_EXPR to the same type as it's operand.
21350 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21352 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21353 configured for long double 128.
21355 2007-01-18 Mike Stump <mrs@apple.com>
21357 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21360 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21362 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21365 2007-01-18 Jan Hubicka <jh@suse.cz>
21367 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21368 greater than NUM_VOP_FREE_BUCKETS.
21370 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21372 * tree-ssa-structalias.c: Update comments.
21373 (ptabitmap_obstack): Removed.
21374 (pta_obstack): New.
21375 (oldpta_obstack): Ditto.
21376 (stats): Add a few members.
21377 (struct variable_info): Remove node, complex, address_taken, and
21378 indirect_target members. Add oldsolution member.
21379 (new_var_info): Do not initialize removed members.
21380 (constraint_expr_type): Remove INCLUDES.
21381 (constraint_graph): Add size, implicit_preds, rep,
21382 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21383 (FIRST_REF_NODE): New macro.
21384 (LAST_REF_NODE): Ditto.
21385 (FIRST_ADDR_NODE): Ditto.
21386 (find): New function.
21388 (dump_constraint): Do not handle INCLUDES.
21389 (insert_into_complex): Do not insert duplicate constraints.
21390 (condense_varmap_nodes): Renamed and rewritten into ...
21391 (merge_node_constraints): This. Also fix bug in handling of
21392 offseted copy constraints.
21393 (clear_edges_for_node): No longer need to deal with preds at all,
21394 or removing associated preds/succs.
21395 (merge_graph_nodes): Deal with indirect_cycles.
21396 Don't deal with predecessors.
21397 (add_implicit_graph_edge): New function.
21398 (add_pred_graph_edge): Ditto.
21399 (add_graph_edge): Don't deal with predecessors.
21400 (build_constraint_graph): Removed.
21401 (build_pred_graph): New function.
21402 (build_succ_graph): Ditto.
21403 (struct scc_info): Removed in_component. Added roots, dfs, and
21404 node_mapping. Remove visited_index, unification_queue.
21405 (scc_visit): Deal with union-find we do now.
21406 Deal with cycles with REF nodes.
21407 (collapse_nodes): Renamed and rewritten to ...
21408 (unify_nodes): This.
21409 (process_unification_queue): Removed.
21410 (topo_visit): Cleanup
21411 (do_da_constraint): Use find.
21412 (do_sd_constraint): Ditto.
21413 (do_ds_constraint): Ditto.
21414 (do_complex_constraint): Ditto.
21415 (init_scc_info): Update for removed and added members.
21416 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21417 (find_indirect_cycles): This.
21418 (equivalence_class): New variable.
21419 (label_visit): New function.
21420 (perform_variable_substitution): Rewritten.
21421 (free_var_substitution_info): New function.
21422 (find_equivalent_node): Ditto.
21423 (move_complex_constraints): Ditto.
21424 (eliminate_indirect_cycles): Ditto.
21425 (solve_graph): Only propagate changed bits.
21426 Use indirect cycle elimination.
21428 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21429 (tree_id_eq): Renamed to ...
21430 (tree_vi_eq): This. Update for member change
21431 (insert_id_for_tree): Renamed and rewritten to ...
21432 (insert_vi_for_tree): This.
21433 (lookup_id_for_tree): Renamed and rewritten to ...
21434 (lookup_vi_for_tree): This.
21435 (get_id_for_tree): Renamed and rewritten to ...
21436 (get_vi_for_tree): Ditto.
21437 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21438 (process_constraint): Don't handle INCLUDES.
21439 Remove special ADDRESSOF case.
21440 (find_func_aliases): Rewrite to use vi functions instead of id
21442 (create_function_info_for): Ditto.
21443 (create_variable_info_for): Ditto.
21444 (intra_create_variable_infos): Ditto.
21445 (merge_smts_into): Ditto.
21446 (find_what_p_points_to): Ditto.
21447 (init_base_vars): Ditto.
21448 (init_alias_vars): Ditto.
21449 (remove_preds_and_fake_succs): New function.
21450 (dump_sa_points_to_info): Dump new stats.
21451 (dump_solution_for_var): Use find.
21452 (set_used_smts): Fix formatting.
21453 (compute_points_to_sets): Updated for new functions.
21454 (ipa_pta_execute): Ditto.
21456 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21457 Richard Sandiford <richard@codesourcery.com>
21459 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21461 * calls.c (expand_call): If the return value is a PARALLEL,
21462 extract its first member.
21463 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21464 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21465 use FUNCTION_EXTRA_EPILOGUE.
21466 (m68k_function_value): Return a PARALLEL if the return value
21467 is of a pointer type.
21468 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21469 (FUNCTION_EXTRA_EPILOGUE): Remove.
21470 * config/m68k/m68k.md (D0_REG): New constant.
21472 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21474 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21475 output a NOP for empty epilogues.
21477 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21479 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21480 before function. Extend register save check to include all
21481 registers, not just integer ones.
21483 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21485 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21486 (m68k_use_return_insn): ...this.
21487 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21488 * config/m68k/m68k.c (use_return_insn): Rename to...
21489 (m68k_use_return_insn): ...this.
21490 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21491 of USE_RETURN_INSN.
21493 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21495 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21496 nearest even, fix denormal rounding overflow.
21498 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21500 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21501 f%$smove and f%$move.
21502 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21503 (extendsfdf2_cf): Use fdmove instead of f%&move.
21504 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21505 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21507 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21509 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21512 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21514 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21515 (coldfire_single_format): Declare.
21516 (coldfire_double_format): Likewise.
21517 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21518 of qnan_msb_set to determine the lower bits of a canonical
21520 (encode_ieee_double): Likewise.
21521 (encode_ieee_quad): Likewise.
21522 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21523 (mips_single_format): Likewise.
21524 (ieee_double_format): Likewise.
21525 (mips_double_format): Likewise.
21526 (ieee_extended_motorola_format): Likewise.
21527 (ieee_extended_intel_96_format): Likewise.
21528 (ieee_extended_intel_128_format): Likewise.
21529 (ieee_extended_intel_96_round_53_format): Likewise.
21530 (ibm_extended_format): Likewise.
21531 (mips_extended_format): Likewise.
21532 (ieee_quad_format): Likewise.
21533 (mips_quad_format): Likewise.
21534 (vax_f_format): Likewise.
21535 (vax_d_format): Likewise.
21536 (vax_g_format): Likewise.
21537 (i370_single_format): Likewise.
21538 (i370_double_format): Likewise.
21539 (decimal_single_format): Likewise.
21540 (decimal_double_format): Likewise.
21541 (decimal_quad_format): Likewise.
21542 (c4x_single_format): Likewise.
21543 (c4x_extended_format): Likewise.
21544 (real_internal_format): Likewise.
21545 (coldfire_single_format): New real_format.
21546 (coldfire_double_format): Likewise.
21547 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21548 canonical_nan_lsbs_set.
21549 (pdp11_d_format): Likewise.
21550 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21551 if TARGET_COLDFIRE_CPU.
21553 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21555 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21556 (output_call, m68k_legitimize_call_address): Declare.
21557 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21558 parenthesees. Add support for a 'W' constraint.
21559 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21560 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21561 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21562 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21564 (override_options): Initialize them. Do not set flag_no_function_cse
21565 for TARGET_ID_SHARED_LIBRARY.
21566 (m68k_output_pic_call): Delete.
21567 (m68k_legitimize_call_address): New function.
21568 (print_operand): Remove the %o prefix. Handle the %p prefix.
21569 (output_call): New function.
21570 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21571 target address from the GOT if symbolic jumps are not allowed.
21572 * config/m68k/m68k.md (call, general_operand): Do not set
21573 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21574 Merge separate flag_pic and !flag_pic define_insns into...
21575 (*call, *call_value): ...these new patterns. Match the address
21576 rather than the containing MEM and require it to be a call_operand.
21577 Use output_call to generate the asm template.
21578 * config/m68k/predicates.md (const_call_operand): New predicate.
21579 (call_operand): Likewise.
21581 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21583 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21584 (STACK_GROWS_DOWNWARD): Define to 1.
21585 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21586 comments, emphasizing that these values are only defaults.
21587 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21588 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21590 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21592 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21594 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21595 Richard Sandiford <richard@codesourcery.com>
21597 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21598 (FP_REGNO_P): New macros.
21599 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21600 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21601 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21602 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21604 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21606 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21607 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21609 * config/m68k/t-floatlib: New file, extracting common code from...
21610 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21611 * config/m68k/t-uclinux: Here.
21612 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21613 routines on ColdFire targets.
21615 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21617 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21618 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21619 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21620 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21621 explicitly set MOTOROLA to 1.
21622 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21624 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21625 Nathan Sidwell <nathan@codesourcery.com>
21627 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21628 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21629 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21630 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21631 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21632 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21633 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21634 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21635 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21636 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21637 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21638 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21639 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21640 (DBX_REGISTER_NUMBER): Delete.
21641 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21642 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21643 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21645 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21647 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21648 * config/flat.h: New file.
21649 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21650 OBJECT_FORMAT_FLAT.
21651 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21652 indirect references for -msep-data or -mid-shared-library.
21653 Do not use PC-relative code addresses either.
21654 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21656 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21657 for shared libraries and crt1.o for executables. Use crti.o and
21659 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21660 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21661 Do not add -elf2flt or -shared-lib-id options here.
21662 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21663 Pass -shared-lib-id if -mid-shared-library, taking the library
21664 identifier from -mshared-library-id if given, otherwise
21666 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21667 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21668 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21669 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21670 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21671 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21673 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21674 jump sequence for ISA A and ISA A+.
21675 (PICJUMP): Likewise.
21677 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21679 * config.gcc (m68k-*-uclinux*): Base the port on the common
21680 and m68k GNU/Linux files rather than on the generic ELF ones.
21681 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21682 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21684 2007-01-18 Julian Brown <julian@codesourcery.com>
21685 Richard Sandiford <richard@codesourcery.com>
21687 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21688 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21689 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21691 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21692 80 unconditionally.
21693 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21695 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21697 * doc/install.texi: Document m68k-uclinuxoldabi.
21698 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21699 * config/m68k/uclinux-oldabi.h: New file, copied from
21700 config/m68k/uclinux.h.
21702 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21704 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21705 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21706 (m32r_compute_frame_size): Use unsigned for regno.
21707 (m32r_reload_lr): Use gen_frame_mem.
21709 (m32r_output_function_epilogue): Don't output the function epilogue
21711 (m32r_expand_epilogue): New.
21712 (direct_return): Return false if the function has the interrupt
21714 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21715 * config/m32r/m32r.md (epilogue): New expander.
21716 (return_lr, return_rte): New insns.
21717 (return): Make it expander.
21718 (return_normal): New expander.
21720 2007-01-18 Josh Conner <jconner@apple.com>
21723 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21724 support for UNLE, UNLT, UNGE, and UNGT.
21726 2007-01-18 Jan Hubicka <jh@suse.cz>
21728 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21729 * tree-tailcall (add_virtual_phis): Likewise.
21730 (optimize_tail_call): Return TODOs.
21731 (execute_tail_calls): Return TODOs.
21732 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21733 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21735 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21736 Cleanup cfg using TODO.
21737 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21738 * passes.c (execute_function_todo): When cleanup did something, remove
21740 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21741 (make_edges): Don't cleanup_cfg.
21743 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21745 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21746 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21747 operate on the top of stack.
21748 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21749 register handling of instructions that output to the second
21751 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21752 (move_for_stack_reg): Special-case check for dead destination
21753 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21755 * config/i386/i386.md (UNSPEC_TAN): New constant.
21756 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21757 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21758 to correctly model move of constant 1.0 to top stack slot.
21759 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21760 (unnamed peephole2 pattern): Remove corresponding peephole2
21761 pattern that optimizes tan insn and loading of constant 1.0.
21762 (tanxf2): Use fptanxf4_i387.
21763 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21764 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21765 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21766 disable patterns for SSE math.
21767 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21768 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21770 2007-01-18 Dirk Mueller <dmueller@suse.de>
21771 Richard Guenther <rguenther@suse.de>
21774 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21775 * common.opt (Warray-bounds): Add new warning option.
21776 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21778 * Makefile.in: make tree-vrp.o depend on toplev.h
21779 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21781 (check_array_refs, check_array_bounds, check_array_ref): New.
21783 2007-01-18 Jan Hubicka <jh@suse.cz>
21785 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21786 (execute_ssa_ccp): Return flags conditionally.
21787 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21789 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21791 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21793 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21794 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21796 * Makefile.c (GTFILES): Add cfglayout.h.
21797 * gengtype.c (open_base_files): Likewise.
21798 * cfglayout.c (cfg_layout_function_footer,
21799 cfg_layout_function_header) Reindent to make gengtype happy.
21800 * cfglayout.h (cfg_layout_function_footer,
21801 cfg_layout_function_header): Add GTY(()) marker.
21803 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21805 2007-01-18 Ben Elliston <bje@au.ibm.com>
21807 * genautomata.c (write_automata): Include xstrerror output in the
21808 error message if writing the DFA description file fails.
21810 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21812 * config/mips/mips-protos.h (mips_output_external): Make it
21814 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21815 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21816 (extern_list): Likewise.
21817 (extern_head): Likewise.
21818 (TARGET_ASM_FILE_END): Likewise.
21819 (mips_file_end): Likewise.
21820 (mips_output_external): Rewritten.
21822 2007-01-18 Ben Elliston <bje@au.ibm.com>
21824 * genpreds.c (write_insn_preds_c): Only write out the function
21825 body for regclass_for_constraint if we have register constraints.
21827 2007-01-17 Tom Tromey <tromey@redhat.com>
21829 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21830 * doc/install.texi (Testing): Use sourceware.org.
21831 (Binaries): Likewise.
21832 (Specific): Likewise.
21833 * doc/contrib.texi (Contributors): Use sourceware.org.
21835 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21837 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21838 (AVR_ENHANCED): Rename to ...
21839 (AVR_HAVE_MUL): ... new.
21840 (avr_enhanced_p): Rename to ...
21841 (avr_have_mul_p): ... new.
21842 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21843 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21844 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21845 (avr_have_mul_p): ... new.
21846 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21847 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21848 'avr_enhanced_p' and 'enhanced'.
21849 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21850 AVR_HAVE_MUL instead of AVR_ENHANCED.
21851 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21852 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21853 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21854 instead of AVR_ENHANCED.
21855 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21856 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21857 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21859 2007-01-17 Ian Lance Taylor <iant@google.com>
21861 * vec.h (VEC_reserve_exact): Define.
21862 (vec_gc_p_reserve_exact): Declare.
21863 (vec_gc_o_reserve_exact): Declare.
21864 (vec_heap_p_reserve_exact): Declare.
21865 (vec_heap_o_reserve_exact): Declare.
21866 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21868 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21869 negative parameter.
21870 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21871 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21872 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21873 * vec.c (calculate_allocation): Add exact parameter. Change all
21875 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21876 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21877 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21878 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21879 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21880 (vec_heap_p_reserve_exact): New function.
21881 (vec_heap_o_reserve_exact): New function.
21883 2007-01-17 Jan Hubicka <jh@suse.cz>
21885 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21887 2007-01-17 Eric Christopher <echristo@apple.com>
21889 * config.gcc: Support core2 processor.
21891 2007-01-16 Jan Hubicka <jh@suse.cz>
21893 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21894 the names, just unlink the chain so we don't crash on dangling
21898 2007-01-16 Jan Hubicka <jh@suse.cz>
21900 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21901 * tree-pass.h: Reorder to make IPA passes appear toegher.
21902 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21904 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21905 parameters, do not call early inliner.
21906 * ipa-inline.c: Update comments. Include tree-flow.h
21907 (cgraph_decide_inlining): Do not compute inlining parameters.
21908 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21909 be called with function context set up.
21910 (pass_ipa_inline): Remove unreachable functions before pass.
21911 (cgraph_early_inlining): Simplify assuming to be called from the
21913 (pass_early_inline): New pass.
21914 (cgraph_gate_ipa_early_inlining): New gate.
21915 (pass_ipa_early_inline): Turn into simple wrapper.
21916 (compute_inline_parameters): New function.
21917 (gate_inline_passes): New gate.
21918 (pass_inline_parameters): New pass.
21919 (apply_inline): Move here from tree-optimize.c
21920 (pass_apply_inline): New pass.
21921 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21923 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21924 doing them by hand.
21925 (tree_function_versioning): Do not allocate dummy struct function.
21926 * tree-inline.h (optimize_inline_calls): Update prototype.
21927 * tree-optimize.c (execute_fixup_cfg): Export.
21928 (pass_fixup_cfg): Remove
21929 (tree_rest_of_compilation): Do not apply inlines.
21930 * tree-flow.h (execute_fixup_cfg): Declare.
21931 * Makefile.in (gt-passes.c): New.
21932 * passes.c: Include gt-passes.h
21933 (init_optimization_passes): New passes.
21934 (nnodes, order): New static vars.
21935 (do_per_function_toporder): New function.
21936 (execute_one_pass): Dump current pass here.
21937 (execute_ipa_pass_list): Don't dump current pass here.
21939 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21941 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21942 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21944 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21946 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21947 (strong_alias): Define.
21948 (__gcc_qmul): Provide non-FMA for soft-float.
21949 (__gcc_qdiv): Same.
21954 (__gcc_qunord): New.
21964 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21965 soft-float functions.
21966 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21967 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21968 about long double soft float.
21970 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21971 Tehila Meyzels <tehila@il.ibm.com>
21973 * tree-vectorizer.h (is_pattern_stmt_p): New.
21974 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21975 formatting (tabs instead of spaces). Cleanup and clarify setting
21976 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21977 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21978 (vectorizable_type_demotion): Check that types are integral.
21979 (vectorizable_type_promotion): Likewise.
21980 (vectorizable_store): Fix typo. Eliminate new-line at end of
21983 2007-01-16 Jan Hubicka <jh@suse.cz>
21985 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21988 2007-01-15 Eric Christopher <echristo@apple.com>
21990 * ifcvt.c: Include vec.h, vecprim.h.
21991 (check_cond_move_block): New argument regs.
21992 Reorganize. Add registers used to regs.
21993 (cond_move_process_if_block): Use regs set above as
21996 2007-01-15 Eric Christopher <echristo@apple.com>
21998 * config/darwin.h: Update copyright.
21999 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22000 (LINK_COMMAND_SPEC): Add -u.
22001 (LINK_SPEC): Fix umbrella for above.
22003 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22005 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22008 2007-01-15 Tom Tromey <tromey@redhat.com>
22010 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22011 * doc/install.texi (Testing): Don't mention jacks.
22012 (Configuration): Document --enable-java-maintainer-mode. Move
22013 --with-java-home to libgcj-specific section. Document
22015 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22017 2007-01-15 Jan Hubicka <jh@suse.cz>
22019 * tree-ssa-dce.c (DCE_TODOs): New.
22020 (propagate_necessity): Return if something changed.
22021 (eliminate_unnecessary_stmts): Likewise.
22022 (perform_tree_ssa_dce): Return TODO flags when needed.
22023 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22025 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22027 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22028 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22029 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22030 patterns using X87MODEF12 mode macro. Extend operand 1
22031 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22032 (log10<mode>2): Ditto.
22033 (log2<mode>2): Ditto.
22034 (log1p<mode>2): Ditto.
22035 (logb<mode>2): Ditto.
22036 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22037 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22038 (*fxtractxf3_i387): Rename from *fxtractxf3.
22039 (fxtract_extend<mode>xf3_i387): New insn pattern.
22040 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22041 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22042 and gen_fyl2xxf3_i387().
22044 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22046 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22047 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22048 get_loop_exit_edges. Changed return type to bool.
22049 * cfgloop.h (fix_loop_placement): Declaration removed.
22051 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22053 * param.h (MIN_VECT_LOOP_BOUND): New.
22054 * params.def (MIN_VECT_LOOP_BOUND): New.
22055 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22056 argument - minimum threshold for number of iterations.
22057 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22058 argument to declaration.
22059 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22060 MIN_VECT_LOOP_BOUND.
22061 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22062 slpeel_tree_peel_loop_to_edge with additional argument.
22063 (vect_do_peeling_for_alignment): Likewise.
22064 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22066 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22069 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22070 operands of size 1.
22072 2007-01-14 Jan Hubicka <jh@suse.cz>
22074 * tree-dfa.c (remove_referenced_var): New function.
22075 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22076 prune referenced vars list too.
22077 * tree-flow.h (remove_referenced_var): Declare.
22079 2007-01-14 Jan Hubicka <jh@suse.cz>
22081 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22083 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22084 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22085 * except.h (verify_eh_throw_table_statements): Kill prototype.
22086 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22087 into call exrepssions.
22088 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22090 * tree-cfg.c: Include pointer-set.h.
22091 (verify_node_sharing): Work on pointer set.
22092 (verify_eh_throw_stmt_node): New.
22093 (verify_stmts): Use pointers sets, verify throw_stmt.
22095 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22097 * ipa-reference.c (analyze_function): Consider also addresses taken
22100 2007-01-12 Roger Sayle <roger@eyesopen.com>
22102 * c-typeck.c (null_pointer_constant_p): Replace use of
22103 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22104 (build_c_cast): Likewise.
22106 2007-01-12 Roger Sayle <roger@eyesopen.com>
22108 * tree.h (force_fit_type_double): Remove unused final argument.
22109 * c-common.c (constant_expression_warning): Replace use of
22110 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22111 (convert_and_check): Likewise.
22112 (shorten_compare): Update call to force_fit_type_double.
22113 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22114 * convert.c (convert_to_pointer): Update call to
22115 force_fit_type_double.
22116 * fold-const.c (force_fit_type_double): Remove overflowed_const
22118 (int_const_binop, fold_convert_const_int_from_int,
22119 fold_convert_const_int_from_real, fold_div_compare,
22120 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22121 fold_abs_const, fold_not_const): Remove the final argument from
22122 calls to force_fit_type_double.
22124 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22126 * configure.ac: Set insn to "nop" for spu-*-* also.
22127 * configure: Regenerate.
22129 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22131 * builtins.def : Add BUILT_IN_FREE.
22133 2007-01-12 Jan Hubicka <jh@suse.cz>
22135 PR tree-optimization/30443
22136 * tree-inline.c (tree_function_versioning): Do not optimize when
22137 cloning for inlining.
22139 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22141 * doc/loop.texi: Document recording of loop exits.
22142 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22143 (update_single_exits_after_duplication,
22144 update_single_exit_for_duplicated_loop,
22145 update_single_exit_for_duplicated_loops): Removed.
22146 (duplicate_loop_to_header_edge): Do not call
22147 update_single_exits_after_duplication and
22148 update_single_exit_for_duplicated_loops.
22149 (loop_version): Do not update single_exit information.
22150 (fix_loop_structure): Use record_loop_exits instead of
22151 mark_single_exit_loops.
22152 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22153 the lists of loop exits.
22154 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22155 split_edge, merge_blocks): Update the lists of loop exits.
22156 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22157 loop_optimizer_init.
22158 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22159 of mark_single_exit_loops.
22160 (loop_optimizer_finalize): Call release_recorded_exits.
22161 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22162 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22163 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22164 update single exit information.
22165 * lambda-code.c (perfect_nestify): Ditto.
22166 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22167 (mark_single_exit_loops): Removed.
22168 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22169 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22170 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22172 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22173 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22174 (verify_loop_structure): Verify consistency of the exit lists.
22175 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22176 (set_single_exit): Removed.
22177 * cfgloop.h (struct loop_exit): New function.
22178 (struct loop): single_exit_ field replaced by exits field.
22179 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22180 LOOPS_HAVE_RECORDED_EXITS.
22181 (struct loops): Added exits hash.
22182 (mark_single_exit_loops, set_single_exit): Declaration removed.
22183 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22185 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22187 * doc/invoke.texi: Avoid use of @headitem.
22189 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22191 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22193 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22195 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22198 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22199 Richard Sandiford <richard@codesourcery.com>
22201 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22202 * config/m68k/m68k.opt: Resort options.
22203 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22205 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22206 Richard Sandiford <richard@codesourcery.com>
22208 * doc/invoke.texi: Document the macros that are defined by
22209 m68k's -mtune and -mhard-float options.
22210 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22211 (m68k_cpp_cpu_family): Likewise.
22212 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22213 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22214 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22215 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22216 (m68k_cpp_cpu_family): Likewise.
22218 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22220 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22221 macros besides mc68000 as tuning macros. Use a switch statement
22222 to set them and mcpu32.
22224 2007-01-12 Julian Brown <julian@codesourcery.com>
22226 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22227 (TARGET_68040_ONLY): Rename to...
22228 (TARGET_68040): ...this.
22229 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22230 * config/m68k/m68k.md: Likewise.
22232 2007-01-12 Julian Brown <julian@codesourcery.com>
22233 Nathan Sidwell <nathan@codesourcery.com>
22234 Richard Sandiford <richard@codesourcery.com>
22236 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22237 the -mcpu= argument associated with the --with-cpu setting.
22238 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22239 if different from the one implied by the -mcpu setting.
22240 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22241 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22242 * doc/invoke.texi: Mention ColdFire in the introduction to the
22243 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22244 -mno-div and -mhard-float options. Make -m68881 a synonym for
22245 -mhard-float. Document the previously-undocumented -m5206e,
22246 -m528x, -m5307 and -m5407 options. Tweak the existing option
22247 documentation for consistency.
22248 * doc/install.texi: Mention new --with-cpu arguments.
22249 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22250 default CPU if neither -mcpu nor -march are specified.
22251 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22252 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22253 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22254 using m68k_tune to decide between families that implement the
22255 same ISA. Use m68k_tune to set __mcfv4e__.
22256 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22257 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22258 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22259 (FL_ISA_C, FL_ISA_MMU): New macros.
22260 (MASK_COLDFIRE): Delete.
22261 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22262 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22263 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22264 (TARGET_HARD_FLOAT): Do not define here.
22265 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22266 (TUNE_68000): New macro.
22267 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22268 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22269 (TUNE_CFV2): Redefine in terms of m68k_tune.
22270 (uarch_type, target_device, fpu_type): New enums.
22271 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22272 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22273 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22274 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22275 (FL_FOR_isa_c): New macros.
22276 (m68k_isa): New enum.
22277 (m68k_target_selection): New structure.
22278 (all_devices, all_isas, all_microarchs): New tables.
22279 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22280 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22281 (MASK_ALL_CPU_BITS): Delete.
22282 (m68k_find_selection): New function.
22283 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22284 Map the legacy target options to a combination of the new ones.
22285 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22286 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22287 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22289 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22290 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22292 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22293 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22294 * config/m68k/m68k-devices.def: New file.
22296 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22297 Nathan Sidwell <nathan@codesourcery.com>
22299 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22300 (SUBTARGET_EXTRA_SPECS): New macros.
22301 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22302 use %(asm_cpu_spec) instead.
22303 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22304 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22305 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22306 (EXTRA_SPECS): Rename to...
22307 (SUBTARGET_EXTRA_SPECS): ...this.
22309 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22310 Richard Sandiford <richard@codesourcery.com>
22311 Julian Brown <julian@codesourcery.com>
22313 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22314 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22315 to the configuration's default CPU.
22316 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22317 Remove default masks.
22318 (m680[012]0-*-*): Set the default with_cpu to the first part of
22320 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22321 (m68k*-*-linux): Extend the --with-cpu handling to...
22322 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22323 and m68010. Don't set target_cpu_default2.
22324 * doc/install.texi: Document --with-cpu for m68k.
22325 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22326 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22327 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22328 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22329 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22330 (ASM_SPEC): Remove use of %(asm_cpu_default).
22331 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22332 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22333 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22334 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22335 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22336 (TARGET_DEFAULT): Delete.
22337 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22338 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22339 (CPP_CPU_SPEC): Delete.
22340 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22341 the appropriate string.
22342 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22343 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22344 (ASM_SPEC): Don't use %(asm_default_spec).
22345 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22346 TARGET_DEFAULT and add MASK_68881.
22347 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22349 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22351 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22352 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22353 MASK_68010 alongside MASK_68020.
22354 * doc/invoke.texi: Document -m68010.
22355 * config/m68k/m68k.opt (m68010): New.
22356 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22358 (TUNE_68010): New macro.
22359 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22360 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22361 (M68K_CPU_m68332): Add MASK_68010.
22362 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22363 fallback definition.
22364 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22366 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22367 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22368 to all entries that use MASK_68020.
22369 (output_move_simode_const, output_move_himode, output_move_qimode)
22370 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22371 instead of TARGET_68020 to select clr behavior. Remove comment
22372 about there being no TARGET_68010.
22373 * config/m68k/m68k.md: Likewise throughout.
22375 2007-01-12 Julian Brown <julian@codesourcery.com>
22377 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22378 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22379 * config/m68k/m68k.md: Likewise.
22381 2007-01-12 Julian Brown <julian@codesourcery.com>
22383 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22384 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22386 2007-01-12 Julian Brown <julian@codesourcery.com>
22388 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22389 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22390 * config/m68k/m68k.md: Likewise.
22392 2007-01-12 Julian Brown <julian@codesourcery.com>
22393 Richard Sandiford <richard@codesourcery.com>
22395 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22396 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22397 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22399 (TARGET_CPU32): Rename to...
22400 (TUNE_CPU32): ...this.
22401 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22402 (TUNE_CFV2): New macros.
22403 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22404 remove conditions that are implied by TARGET_68020.
22405 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22406 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22407 (m68k_output_function_epilogue): Likewise.
22408 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22409 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22410 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22411 non-68000 timings. Refactor multiplication and division costs.
22412 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22413 TUNE_CPU32 instead of TARGET_CPU32.
22414 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22415 and TUNE_68060 instead of TARGET_68060.
22416 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22417 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22419 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22420 && !TARGET_COLDFIRE" to choose between moveq and clr.
22421 Likewise in the unnamed movsf pattern.
22422 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22423 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22426 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22428 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22429 of tabbing before backslashes.
22431 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22433 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22434 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22435 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22437 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22439 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22440 find_interesting_uses_cond.
22441 (find_interesting_uses_cond): Use extract_cond_operands.
22442 (rewrite_use_compare): Use extract_cond_operands and
22443 force_gimple_operand_bsi. Do not call update_stmt.
22444 (determine_use_iv_cost_condition): Use extract_cond_operands.
22445 Return cheaper of using original bound and changing the exit bound.
22447 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22449 PR tree-optimization/29516
22450 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22451 most_expensive_mult_to_index, addr_to_parts,
22452 create_mem_ref, maybe_fold_tmr): Make the type of
22453 fields of TARGET_MEM_REF sizetype.
22454 (move_fixed_address_to_symbol, move_pointer_to_base):
22456 * tree.def (TARGET_MEM_REF): Add comment on types of
22459 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22461 * c-common.c (vector_types_convertible_p): Treat opaque types as
22462 always convertible if they have the same size, but not otherwise.
22464 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22466 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22467 Remove the b_unconditional field.
22468 (noce_try_sign_mask): Do not look at b_unconditional.
22469 (noce_process_if_block): Do not use merge_if_blocks. Update
22470 the CFG here. Do not set b_unconditional.
22471 (cond_move_process_if_block): Likewise.
22472 (find_cond_trap): Likewise.
22473 (check_cond_move_block): Require simple jump insns at the end
22474 of the basic block.
22476 2007-01-11 Jan Hubicka <jh@suse.cz>
22478 PR tree-optimization/1046
22479 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22480 when alias info is not ready.
22481 (pass_tail_recursion): Do not require aliasing.
22482 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22483 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22484 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22485 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22486 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22487 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22488 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22490 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22491 When aliasing is not build, mark statement as volatile.
22493 2007-01-11 Tom Tromey <tromey@redhat.com>
22495 PR preprocessor/15185, PR preprocessor/20989:
22496 * doc/cppopts.texi <-MT>: Update description of algorithm for
22497 computing default target.
22498 <-M, -MD>: Reword "basename" text.
22500 2007-01-11 Roger Sayle <roger@eyesopen.com>
22502 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22503 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22504 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22505 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22506 fold_builtin_bswap, real_constp, fold_builtin_pow,
22507 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22508 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22509 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22510 * convert.c (convert_to_pointer): Likewise.
22511 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22512 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22513 const_binop, fold_convert_const_int_from_int,
22514 fold_convert_const_int_from_real,
22515 fold_convert_const_real_from_real, sign_bit_p,
22516 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22517 fold_sign_changed_comparison, fold_unary, fold_comparison,
22518 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22519 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22520 * print-tree.c (print_node_brief, print_node): Likewise.
22521 * stor-layout.c (place_field, layout_type): Likewise.
22522 * tree-chrec.c (keep_cast): Likewise.
22523 * tree.c (build_vector, build_real, build_real_from_int_cst,
22524 build_complex): Likewise.
22526 2007-01-11 Roger Sayle <roger@eyesopen.com>
22528 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22529 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22531 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22533 * configure.ac (strict1_warn): Rename to strict_warn.
22534 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22535 cc_set_by_configure, quoted_cc_set_by_configure,
22536 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22537 all_boot_languages, all_stagestuff): Remove.
22538 (target_list): Remove bootstrap targets.
22539 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22540 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22541 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22542 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22543 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22544 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22545 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22546 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22547 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22548 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22549 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22550 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22551 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22552 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22553 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22554 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22555 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22556 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22557 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22558 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22559 (mostlyclean): Adjust.
22560 (clean, distclean): Don't mention bootstrap stuff.
22561 * configure: Regenerate.
22562 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22563 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22564 treelang/config-lang.in (stagestuff): Remove.
22565 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22566 stageprofile, stagefeedback, stagestuff): Remove mention.
22568 2007-01-11 Nick Clifton <nickc@redhat.com>
22570 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22572 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22573 (mcore_arith_K_S_operand): Run the test for the S constraint not
22574 the test for the M constraint.
22575 (mcore_addsub_operand): Do not accept integer values that are
22576 larger than 32 bits.
22577 * config/mcore/mcore.md: Remove unused constraints from split.
22578 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22579 (addsi3): Likewise.
22580 (allocate_stack): Likewise.
22581 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22582 operands to 32 bits.
22583 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22585 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22586 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22587 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22588 mcore_output_bclri, mcore_output_andn, output_inline_const,
22589 mcore_output_move, mcore_output_movedouble): Likewise.
22590 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22591 (output_inline_const): Likewise.
22592 (output_inline_const): Fix format strings used in sprintf
22594 * config/mcore/mcore-protos.h: Update prototypes for changed
22595 functions in mcore.c.
22596 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22597 HOST_WIDE_INT and not int.
22598 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22599 CONST_OK_FOR_N): Likewise.
22600 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22601 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22604 2007-01-10 Jan Hubicka <jh@suse.cz>
22606 * tree-vrp.c (remove_range_assertions): Release defs.
22607 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22608 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22610 2007-01-10 Paul Brook <paul@codesourcery.com>
22612 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22613 * config/arm/arm.md (mulsi3subsi): New insn.
22615 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22617 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22618 (tree_transform_and_unroll_loop): New.
22619 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22622 2007-01-10 Robert Kennedy <jimbob@google.com>
22624 * fold-const.c (fold_comparison): Fold comparisons like (x *
22625 1000 < 0) to (x < 0).
22627 2007-01-10 Ian Lance Taylor <iant@google.com>
22629 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22630 operands have the same priority.
22632 2007-01-10 Tom Tromey <tromey@redhat.com>
22634 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22635 (fold_binary): Likewise.
22636 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22637 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22638 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22639 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22640 * langhooks.h (struct lang_hooks): Removed field
22641 'can_use_bit_fields_p'.
22643 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22645 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22647 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22649 * function.c (get_last_funcdef_no): New function.
22650 * function.h (get_last_funcdef_no): Declare.
22651 * tree-inline.c (initialize_cfun): Add initialization.
22652 (tree_function_versioning): Cleanup.
22654 2007-01-10 Jan Hubicka <jh@suse.cz>
22656 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22659 2007-01-10 Sa Liu <saliu@de.ibm.com>
22660 Ben Elliston <bje@au.ibm.com>
22662 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22663 for SAVE_NONLOCAL and Pmode for any other save level.
22664 * spu-protos.h (spu_restore_stack_block): Declare.
22665 * spu.md (save_stack_block): Remove.
22666 (restore_stack_block): Call spu_restore_stack_block.
22667 * spu.c (spu_restore_stack_block): New function.
22668 (spu_expand_epilogue): Remove old comment.
22670 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22672 PR tree-optimization/30322
22673 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22674 (cand_value_at): Return the value as aff_tree.
22675 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22676 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22677 aff_combination_mult): New functions.
22678 (aff_combination_add): Use aff_combination_add_cst.
22679 (aff_combination_convert): Allow conversions to a wider type.
22680 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22681 * tree-affine.h (aff_combination_mult): Declare.
22683 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22685 * doc/tm.texi: Update documentation to reflect reality of exec
22686 and start file search behaviours. Update copyright year.
22687 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22688 header file directories.
22690 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22692 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22693 (*cosxf2): Rename to cosxf2_i387.
22694 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22695 using X87MODEF12 mode macro. Rename patterns to
22696 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22698 (*cosdf2, *cossf2): Ditto.
22699 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22700 to match extended input operands.
22701 (sincos<mode>3): New expander.
22702 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22703 insn patterns and corresponding splitters.
22705 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22707 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22708 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22710 2007-01-09 Nicolas Pitre <nico@cam.org>
22713 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22715 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22717 * target.h (struct gcc_target): New field library_rtti_comdat.
22718 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22719 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22720 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22721 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22723 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22725 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22727 2007-01-08 Richard Guenther <rguenther@suse.de>
22729 * tree.h (force_fit_type_double): Export.
22730 (force_fit_type): Remove.
22731 * fold-const.c (force_fit_type_double): New function.
22732 (force_fit_type): Remove.
22733 (int_const_binop): Use it.
22734 (fold_convert_const_int_from_int): Likewise.
22735 (fold_convert_const_int_from_real): Likewise.
22736 (fold_div_compare): Likewise.
22737 (fold_sign_changed_comparison): Likewise.
22738 (fold_unary): Likewise.
22739 (fold_negate_const): Likewise.
22740 (fold_abs_const): Likewise.
22741 (fold_not_const): Likewise.
22742 * c-common.c (shorten_compare): Use force_fit_type_double.
22743 * convert.c (convert_to_pointer): Likewise.
22745 2007-01-08 Richard Guenther <rguenther@suse.de>
22747 * tree.h (build_int_cst_wide_type): Export.
22748 * tree.c (build_int_cst_wide_type): New function.
22749 (build_int_cst_wide): Fix comment.
22750 * builtins.c (fold_builtin_object_size): Use build_int_cst
22751 to build -1 or 0 of the correct type. Use fit_double_type
22752 to check for overflow.
22753 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22755 (decode_field_reference): Likewise.
22756 (all_ones_mask_p): Likewise.
22757 (native_interpret_int): Use build_int_cst_wide_type.
22758 (fold_binary): Use build_int_cst_type to build an all-ones
22760 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22762 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22764 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22766 2007-01-09 Ben Elliston <bje@au.ibm.com>
22768 * genautomata.c (STATS_OPTION): New option.
22769 (stats_flag): New flag.
22770 (gen_automata_option): Handle it.
22771 (initiate_automaton_gen): Ditto.
22772 (write_automata): Output statistics only if stats_flag is
22773 set. Likewise, output time statistics only if time_flag is set.
22774 * doc/md.texi (Processor pipeline description): Document new flag.
22776 2007-01-08 Richard Guenther <rguenther@suse.de>
22778 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22779 * tree.c (build_int_cst_type): Likewise.
22780 (size_in_bytes): Don't call force_fit_type on the result.
22781 (int_fits_type_p): Use fit_double_type.
22782 * fold-const.c (fit_double_type): New function.
22783 (force_fit_type): Use it.
22784 * tree.h (fit_double_type): Export.
22786 2007-01-08 Jan Hubicka <jh@suse.cz>
22788 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22789 * ipa.c (function_and_variable_visibility): Fix return type.
22791 2007-01-08 Richard Guenther <rguenther@suse.de>
22793 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22794 of offset to build the index.
22795 * tree-pretty-print.c (dump_generic_node): Don't build negated
22796 const just for printing.
22797 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22798 * builtins.c (fold_builtin_int_roundingfn): Check if result
22799 fits the type by using force_fit_type and comparing the result.
22800 * predict.c (predict_loops): Use compare_tree_int for comparison.
22801 * tree.c (build_int_cst): Fall back to integer_type_node for
22803 (build_int_cst_wide): Assert type is non-null.
22805 2007-01-08 Roberto Costa <roberto.costa@st.com>
22807 * tree-vrp.c (extract_range_from_cond_expr): New.
22808 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22809 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22811 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22812 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22813 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22814 used as expressions.
22815 * tree-object-size.c (cond_expr_object_size): New.
22816 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22818 2007-01-08 Jan Hubicka <jh@suse.cz>
22820 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22821 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22824 2007-01-08 Richard Guenther <rguenther@suse.de>
22826 PR tree-optimization/23603
22827 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22828 (extract_range_from_binary): Fall back to truthvalue instead of
22829 varying for TRUTH_*_EXPR.
22830 (extract_range_from_comparison): Fall back to truthvalue instead of
22832 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22833 if all visited PHI values were constant.
22835 2007-01-08 Jan Hubicka <jh@suse.cz>
22837 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22838 (cgraph_analyze_function): break out from ...
22839 (cgraph_finalize_compilation_unit): ... here.
22840 (cgraph_expand_function): Remove forgoten commented out line.
22841 (cgraph_optimize): Analyze functions.
22843 2007-01-08 Jan Hubicka <jh@suse.cz>
22845 * tree-pas.h (TODO_remove_function): New flag.
22846 (TODO_update*): Renumber.
22847 (pass_ipa_increase_alignment,
22848 pass_ipa_function_and_variable_visibility): New passes.
22849 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22850 (cgraph_function_and_variable_visibility): Move to ipa.c
22851 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22852 cgraph_increase_alignment.
22853 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22854 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22855 calling tree-inline.
22856 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22857 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22858 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22859 (gate_increase_alignment): New function.
22860 (pass_ipa_increase_alignment): New pass.
22861 * ipa.c: Inline tree-pass.h and timevar.h
22862 (function_and_variable_visibility): Move here from cgraphunit.c
22863 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22864 * passes.c (init_optimization_passes): Add the two new passes.
22865 (execute_todo): Handle cgraph_remove_functions.
22867 2007-01-08 Nick Clifton <nickc@redhat.com>
22869 * config/frv/predicates.md (reg_or_0_operand): Accept
22872 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22874 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22875 * config.gcc: Add bfin*-rtems*.
22877 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22879 * c.opt: Add -flax-vector-conversions.
22880 * c-typeck.c (convert_for_assignment): Pass flag to
22881 vector_types_convertible_p to allow emission of note.
22882 (digest_init): Likewise.
22883 * c-opts.c: Handle -flax-vector-conversions.
22884 * c-common.c (flag_lax_vector_conversions): New.
22885 (vector_types_convertible_p): Unless -flax-vector conversions
22886 has been passed, disallow conversions between vectors with
22887 differing numbers of subparts and/or element types. If such
22888 a conversion is disallowed, possibly emit a note on the first
22889 occasion only to inform the user of -flax-vector-conversions.
22890 The new last argument specifies this.
22891 * c-common.h (flag_lax_vector_conversions): New.
22892 (vector_types_convertible_p): Add extra argument.
22893 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22894 char_type_node for V*QI type vectors.
22895 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22896 Update to satisfy new typechecking rules.
22897 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22898 C and C++ variants.
22899 * doc/invoke.texi (C Dialect Options): Document
22900 -flax-vector-conversions.
22902 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22904 PR tree-optimization/29877
22905 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22906 a register variable on the RHS to not be replaceable.
22908 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22909 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22910 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22911 const_simm15, const_pow2, const_npow2): Added.
22912 * config/score/misc.md (insv, extv, extzv, movmemsi,
22913 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22914 * config/score/score.c (score_address_cost, score_select_cc_mode):
22916 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22917 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22918 Update score_print_operand.
22919 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22920 Adjust register allocate order and update some macro define.
22921 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22922 mdx_block_move_straight, mdx_block_move_loop_head,
22923 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22924 mdx_block_move_loop, mdx_block_move): Added.
22925 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22926 mdp_limm): Updated and fix some bug and typo.
22927 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22928 (movsf, movdf, doloop_end): Added.
22930 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22932 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22933 config/arm/thumb2.md: Fix comment typos.
22934 * doc/extend.texi: Fix a typo.
22936 2007-01-07 Eric Christopher <echristo@apple.com>
22938 * configure.ac: Check for __stack_chk_fail for darwin.
22939 * configure: Regenerate.
22941 2007-01-07 Richard Guenther <rguenther@suse.de>
22943 * tree-vrp.c (extract_range_from_assert): CSE calls to
22944 compare_values where possible.
22945 (extract_range_from_unary_expr): Likewise.
22947 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22949 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22950 * config/avr/avr.c (call_insn_operand): Delete function.
22951 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22952 instead of register number. Use predicates.
22953 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22954 call_insn_operand): Add.
22956 2007-01-06 Jan Hubicka <jh@suse.cz>
22958 * tree-pass.h (pass_build_cgraph_edges): Declare.
22959 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22960 (visited_nodes): Remove.
22961 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22962 build_cgrpah_edges; make visited_nodes local.
22963 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22964 (record_references_in_initializer): Move to cgraphbuild.c
22965 (initialize_inline_failed, rebuild_cgraph_edges,
22966 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22967 (verify_cgraph_node): Make visited_nodes local.
22968 (cgraph_analyze_function): Do not call cgraph_create_edges and
22969 initialize_inline_failed.
22970 (cgraph_expand_function): Do not call cgraph_lower_function;
22971 assert that function is already lowered.
22972 * Makefile.in (cgraphbuild.o): New.
22973 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22974 at the end of lowering passes.
22976 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22978 * ifcvt.c (cond_move_convert_if_block): New function, code
22979 factored out from...
22980 (cond_move_process_if_block): ...here. Call the new function
22981 on the THEN and ELSE blocks.
22982 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22983 already takes care of this.
22985 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22988 * tree.h (TREE_OVERFLOW_P): New.
22989 * c-typeck.c (parser_build_unary_op): Warn only if result
22990 overflowed and operands did not.
22991 (parser_build_binary_op): Likewise.
22992 (convert_for_assignment): Remove redundant overflow_warning.
22993 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22995 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22997 * c-typeck.c (store_init_value): Split over two lines to follow
22998 the GNU coding style.
23000 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23002 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23003 __GXX_EXPERIMENTAL_CXX0X__.
23004 * doc/cpp.texi: Same.
23006 2007-01-05 Richard Guenther <rguenther@suse.de>
23008 PR middle-end/27826
23009 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23010 with mismatched types. Instead explicitly build a
23011 conversion NOP_EXPR.
23013 2007-01-05 Ian Lance Taylor <iant@google.com>
23015 * c-common.c (decl_with_nonnull_addr_p): New function.
23016 (c_common_truthvalue_conversion): Call it.
23017 * c-typeck.c (build_binary_op): Likewise.
23018 * c-common.h (decl_with_nonnull_addr_p): Declare.
23020 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23023 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23026 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23028 * doc/install.texi (Final install): Document the fact that
23029 the GNAT runtime should not be stripped.
23031 2007-01-04 Jan Hubicka <jh@suse.cz>
23033 * tree-inline.c (fold_marked_statements): Update operand caches
23034 and EH after folding
23036 2007-01-04 Ian Lance Taylor <iant@google.com>
23038 * c-common.c (check_function_nonnull): Whitespace fix.
23040 2007-01-04 Jan Hubicka <jh@suse.cz>
23042 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23043 comitted older version of patch.
23044 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23045 function, celanup cfg and collect garbage.
23047 2007-01-04 Mike Stump <mrs@apple.com>
23049 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23052 2007-01-04 Eric Christopher <echristo@apple.com>
23054 * libgcc2.c (__bswapsi2): Use SItype.
23055 (__bswapdi2): Use DItype.
23056 * libgcc2.h: Update for above.
23058 2007-01-04 Paul Brook <paul@codesourcery.com>
23060 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23061 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23062 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23063 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23064 umulsi3_highpart): Make conditional on !arm_arch6.
23065 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23066 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23067 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23068 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23069 umulsi3_highpart_v6): New insns.
23071 2007-01-04 Roger Sayle <roger@eyesopen.com>
23073 * fold-const.c (fold_convert): When casting an expression to void,
23074 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23075 have a type. Instead of attempting to build a NOP_EXPR, return
23076 these "special" trees directly.
23078 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23080 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23081 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23082 rs6000_cost->fp not 0 as adjustment for outer NEG.
23084 2007-01-04 Jan Hubicka <jh@suse.cz>
23086 * cgraph.c (cgraph_release_function_body): New function.
23087 (cgraph_remove_node): Use it.
23088 * cgraph.h (cgraph_release_function_body): Declare.
23089 * cgraphunit.c (cgraph_expand_function): Use it.
23090 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23091 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23092 is initialized and while compilation of other function is running.
23093 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23094 statement CFG annotations from here to ...
23095 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23097 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23099 * cfgloop.h (enum li_flags): Make the constants powers of two.
23101 2007-01-04 Jan Hubicka <jh@suse.cz>
23103 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23105 (fold_marked_statements): New function.
23106 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23107 * tree-inline.h (copy_body_data): Add statements_to_fold.
23109 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23111 * config.gcc: Mention libgcc/config.host.
23112 * Makefile.in: Update comments mentioning libgcc.
23113 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23114 (all.cross, start.encap, rest.encap, rest.cross): Update
23115 dependencies for libgcc move.
23116 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23117 (clean-target, clean-target-libgcc): Delete.
23118 (srcdirify, GCC_EXTRA_PARTS): New macros.
23119 (libgcc-support, libgcc.mvars): New rules.
23120 (distclean): Remove mention of mklibgcc.
23121 (install): Don't reference INSTALL_LIBGCC.
23122 (install-common): Don't reference EXTRA_PARTS.
23123 (install-libgcc, install-multilib): Delete rules.
23124 * mklibgcc.in: Delete file.
23125 * doc/configfiles.texi: Don't mention mklibgcc.
23127 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23128 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23129 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23130 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23131 (mklibgcc, ldblspecs): Likewise.
23133 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23134 (posixpre.def): Use $(T).
23135 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23136 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23137 (SHLIB_LINK): Make dummy.
23138 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23140 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23142 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23143 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23144 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23145 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23147 * configure.ac (all_outputs): Remove mklibgcc.
23148 * configure: Regenerated.
23150 2007-01-03 Josh Conner <jconner@apple.com>
23152 PR middle-end/29683
23153 * calls.c (compute_argument_addresses): Set stack and stack_slot
23154 for partial args, too.
23155 (store_one_arg): Use locate.size.constant for the size when
23156 generating a save_area.
23158 2007-01-03 Robert Kennedy <jimbob@google.com>
23160 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23161 whose definitions are deleted due to basic block merging.
23163 2007-01-03 Paul Brook <paul@codesourcery.com>
23166 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23168 (use_return_insn): Return 0 for Thumb interrupt functions.
23169 (print_multi_reg): Add rfe argument for IRQ returns.
23170 (arm_output_epilogue): Pop interrupt return address directly into PC.
23171 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23173 2007-01-03 Paul Brook <paul@codesourcery.com>
23175 Merge from sourcerygxx-4_1.
23176 * config/arm/thumb2.md: New file.
23177 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23179 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23180 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23181 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23182 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23184 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23185 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23187 * config/arm/ieee754-sf.S: Ditto.
23188 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23189 (thumb1_base_register_rtx_p): ... to this.
23190 (thumb_index_register_rtx_p): Rename...
23191 (thumb1_index_register_rtx_p): ... to this.
23192 (thumb_output_function_prologue): Rename...
23193 (thumb1_output_function_prologue): ... to this.
23194 (thumb_legitimate_address_p): Rename...
23195 (thumb1_legitimate_address_p): ... to this.
23196 (thumb_rtx_costs): Rename...
23197 (thumb1_rtx_costs): ... to this.
23198 (thumb_compute_save_reg_mask): Rename...
23199 (thumb1_compute_save_reg_mask): ... to this.
23200 (thumb_final_prescan_insn): Rename...
23201 (thumb1_final_prescan_insn): ... to this.
23202 (thumb_expand_epilogue): Rename...
23203 (thumb1_expand_epilogue): ... to this.
23204 (arm_unwind_emit_stm): Rename...
23205 (arm_unwind_emit_sequence): ... to this.
23206 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23207 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23208 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23209 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23210 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23211 thumb2_output_casesi): New functions.
23212 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23213 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23214 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23215 THUMB2_WORK_REGS): Define.
23216 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23217 arm_condexec_mask, arm_condexec_masklen)): New variables.
23218 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23219 (arm_override_options): Check new CPU capabilities.
23220 Set new architecture flag variables.
23221 (arm_isr_value): Handle v7m interrupt functions.
23222 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23224 (const_ok_for_arm): Handle Thumb-2 constants.
23225 (arm_gen_constant): Ditto. Use movw when available.
23226 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23228 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23229 (thumb_find_work_register, arm_load_pic_register,
23230 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23231 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23232 print_multi_reg, output_mov_long_double_fpa_from_arm,
23233 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23234 output_mov_double_fpa_from_arm, output_move_double,
23235 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23236 output_return_instruction, arm_output_function_prologue,
23237 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23238 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23239 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23240 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23241 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23242 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23244 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23245 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23246 (arm_file_start): Output directive for unified syntax.
23247 (arm_unwind_emit_set): Handle stack alignment instruction.
23248 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23249 Add v6t2, v7, v7a, v7r and v7m.
23250 (RETLDM): Add Thumb-2 code.
23251 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23252 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23253 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23254 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23255 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23256 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23257 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23258 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23259 ADJUST_INSN_LENGTH): Define.
23260 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23261 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23262 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23263 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23264 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23265 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23266 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23267 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23268 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23269 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23270 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23271 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23272 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23273 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23274 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23275 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23276 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23278 * config/arm/arm-tune.md: Regenerate.
23279 * config/arm/arm-protos.h: Update prototypes.
23280 * config/arm/vfp.md: Enable patterns for Thumb-2.
23281 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23282 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23283 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23284 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23285 * config/arm/libunwind.S: Add Thumb-2 code.
23286 * config/arm/constraints.md: Update include Thumb-2.
23287 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23288 * config/arm/ieee754-df.S: Ditto.
23289 * config/arm/bpabi.S: Ditto.
23290 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23291 * config/arm/predicates.md (low_register_operand,
23292 low_reg_or_int_operand, thumb_16bit_operator): New.
23293 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23294 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23295 * config/arm/t-arm-elf: Add armv7 multilib.
23296 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23298 (UNSPEC_STACK_ALIGN, ce_count): New.
23299 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23300 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23302 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23303 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23304 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23305 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23306 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23307 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23309 * doc/extend.texi: Document ARMv7-M interrupt functions.
23310 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23312 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23314 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23315 (struct _Unwind_Context): Rename args_size to flags, remove
23316 signal_frame field, add a new args_size field and version field.
23317 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23318 _Unwind_IsExtendedContext): New inline functions.
23319 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23320 Assume by_value array is only present if _Unwind_IsExtendedContext.
23321 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23322 _Unwind_IsSignalFrame.
23323 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23324 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23325 (uw_init_context_1): Initialize context->flags to
23326 EXTENDED_CONTEXT_BIT.
23327 * config/rs6000/linux-unwind.h (frob_update_context): Use
23328 _Unwind_SetSignalFrame.
23330 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23332 PR middle-end/30353
23333 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23334 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23337 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23339 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23340 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23341 RET, AT_SP): Remove.
23342 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23345 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23346 * cfgbuild.c (find_basic_blocks): Likewise.
23347 * cfgrtl.c (rtl_create_basic_block): Likewise.
23348 * function.c (temp_slots_at_level): Likewise.
23349 * reg-stack.c (stack_regs_mentioned): Likewise.
23350 * regclass.c (allocate_reg_info): Likewise.
23351 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23352 set_bb_for_stmt, move_block_to_fn): Likewise.
23353 * tree-complex.c (tree_lower_complex): Likewise.
23354 * vec.h (VEC_safe_grow_cleared): New.
23356 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23358 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23360 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23361 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23363 * cfgloopmanip.c (scale_loop_frequencies): Export.
23364 (loopify): Scale the frequencies by prescribed coefficients.
23365 (set_zero_probability): New function.
23366 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23367 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23368 and frequencies according to arguments.
23369 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23371 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23372 * modulo-sched.c (sms_schedule): Set probabilities for entering
23373 versioned loop correctly.
23374 * tree-vect-transform.c (vect_transform_loop): Ditto.
23375 * cfgloop.h (loopify, loop_version): Declaration changed.
23376 (scale_loop_frequencies): Declared.
23378 2007-01-02 Jan Hubicka <jh@suse.cz>
23380 * cgraph.c: Include tree-flow.h
23381 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23382 early_local_passes.
23383 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23384 * tree-pass.h (pass_all_early_optimizations): Declare.
23385 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23386 early_local_passes.
23387 (cgraph_analyze_function): Do early_local_passes.
23388 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23389 Do not add referenced vars.
23390 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23392 (gate_all_early_local_passes): New gate.
23393 (pass_early_local_passes): Use new gate.
23394 (execute_early_local_optimizations): New functions.
23395 (gate_all_early_optimizations): New gate.
23396 (pass_all_early_optimizations): New pass.
23397 (execute_free_datastructures): Free SSA only when initialized.
23398 (gate_init_datastructures): Init only when optimizing.
23399 (tree_lowering_passes): Do early local passes when called late.
23400 * tree-profile.c (do_tree_profiling): Don't profile functions added
23402 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23403 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23405 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23406 during early_local_passes.
23407 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23410 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23412 * Makefile.in: Update copyright year.
23414 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23416 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23417 in $(lang_checks) and check-consistency targets.
23419 2007-01-02 Jan Hubicka <jh@suse.cz>
23421 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23422 Do not add referenced vars.
23423 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23425 * passes.c (init_optimization_passes): Put mudflap_2 after
23426 free_datastructures.
23428 2007-01-02 Jan Hubicka <jh@suse.cz>
23430 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23431 Set NOTHROW flag on call statements proved to be nothrow.
23432 Update statement of local calls so new pure/const functions are
23433 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23435 (tree_rest_of_compilation): Register hooks and initialize bitmap
23436 early. Do not set after_inlining flag.
23438 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23440 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23441 HOST_BITS_PER_LONGLONG
23443 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23446 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23447 warning for non-static initializers.
23449 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23451 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23452 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23453 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23454 Always use set_unique_reg_note to add REG_EQUAL notes.
23456 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23459 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23461 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23462 * cfgbuild.c (find_basic_blocks): Likewise.
23463 * cfgrtl.c (rtl_create_basic_block): Likewise.
23464 * function.c (temp_slots_at_level): Likewise.
23465 * reg-stack.c (stack_regs_mentioned): Likewise.
23466 * regclass.c (allocate_reg_info): Likewise.
23467 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23468 set_bb_for_stmt, move_block_to_fn): Likewise.
23469 * tree-complex.c (tree_lower_complex): Likewise.
23470 * vec.h (VEC_safe_grow_cleared): New.
23472 2007-01-02 Ian Lance Taylor <iant@google.com>
23474 * c-common.c (c_common_truthvalue_conversion): When warning about
23475 using an assignment as a truth value, set TREE_NO_WARNING.
23477 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23480 * c.opt (Wold-style-declaration): New.
23481 * doc/invoke.texi (C-only Warning Options): New.
23482 (Wold-style-declaration): Document it.
23483 (Wextra): Enabled by -Wextra.
23484 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23485 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23486 -Wold-style-declaration.
23488 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23490 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23491 * cfgbuild.c (find_basic_blocks): Likewise.
23492 * cfgrtl.c (rtl_create_basic_block): Likewise.
23493 * function.c (temp_slots_at_level): Likewise.
23494 * reg-stack.c (stack_regs_mentioned): Likewise.
23495 * regclass.c (allocate_reg_info): Likewise.
23496 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23497 set_bb_for_stmt, move_block_to_fn): Likewise.
23498 * tree-complex.c (tree_lower_complex): Likewise.
23499 * vec.h (VEC_safe_grow_cleared): New.
23501 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23503 * c-common.c (c_common_nodes_and_builtins): Since variants of
23504 void_type_node get built before it is given a name, we need to
23505 give those variants the name, too.
23506 (complete_array_type): We need to work with the canonical main
23507 type of the array, from which we will build the qualified version.
23508 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23509 * print-tree.c (print_node): Display canonical type information
23511 * stor-layout.c (layout_type): When we don't know the
23512 alignment of a type for which we're building an array, we end up
23513 guessing wrong, so make the type require structural equality.
23514 * tree.c (make_node_stat): When we build a new type, it is its
23515 own canonical type.
23516 (build_type_attribute_qual_variant): When building an attribute
23517 variant, its canonical type is the non-attribute variant. However,
23518 if the attributes are target-dependent and they differ, we need to
23519 use structural equality checks for this type.
23520 (build_qualified_type): A qualified type is not equivalent to its
23521 unqualified variant; set the canonical type appropriately.
23522 (build_distinct_type_copy): When building a distinct type from
23523 another type, the new type is its own canonical type.
23524 (build_variant_type_copy): When building a new type variant, we
23525 assume that it is equivalent to the original type.
23526 (build_pointer_type_for_mode): When building a pointer type, also
23527 build a canonical type pointer.
23528 (build_reference_type_for_mode): When building a reference type,
23529 also build a canonical type reference.
23530 (build_index_type): When we can't hash an index type (e.g.,
23531 because its maximum value is negative), the index type requires
23532 structural equality tests.
23533 (build_array_type): Build the canonical form of an array type.
23534 (build_function_type): Function types require structural equality,
23535 because they contain default arguments, attributes, etc.
23536 (build_method_type_directly): Ditto for method types.
23537 (build_offset_type): Build the canonical offset type.
23538 (build_complex_type): Build the canonical vector type.
23539 (make_vector_type): Build the canonical vector type.
23540 * tree.h (TYPE_CANONICAL): New.
23541 (TYPE_STRUCTURAL_EQUALITY_P): New.
23542 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23543 (struct tree_type): Added "canonical" field.
23544 * params.h (VERIFY_CANONICAL_TYPES): New.
23545 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23546 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23547 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23548 * doc/invoke.texi (verify-canonical-types): Document --param
23549 parameter for verifying canonical types.
23551 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23553 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23554 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23555 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23556 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23558 * config/rs6000/e500.h: New.
23559 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23560 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23562 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23563 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23564 TARGET_E500_DOUBLE): Remove.
23565 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23566 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23567 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23568 * config/rs6000/rs6000.c (rs6000_override_options): Use
23569 CHECK_E500_OPTIONS.
23571 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23573 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23574 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23575 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23576 rs6000_emit_cmove): Don't check TARGET_E500.
23577 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23578 sordered): Don't check TARGET_E500.
23580 2007-01-01 Eric Christopher <echristo@apple.com>
23582 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23583 HARD_REGISTER_NUM_P.
23585 2007-01-01 Roger Sayle <roger@eyesopen.com>
23587 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23588 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23589 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23592 2007-01-01 Mike Stump <mrs@apple.com>
23594 * configure.ac: Remove support for building with Apple's gcc-3.1.
23596 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23598 PR middle-end/30311
23599 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23600 REG is a hard register. Do not modify REG before calling
23602 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23603 multiple of the size of YMODE for certain lowpart cases.
23605 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23607 PR middle-end/30253
23608 * gimplify (voidify_wrapper_expr): Update for
23609 GIMPLE_MODIFY_STMT.
23611 2007-01-01 Andreas Schwab <schwab@suse.de>
23614 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23615 save of BR0 in extra_spill_size instead of spill_size.
23616 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23618 (ia64_expand_epilogue): Restore BR0 from its new location.
23620 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23622 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23623 Use a temporary variable if the left hand side is not a gimple
23626 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23628 * gimplify.c (gimplify_return_expr): Make the temporary variable
23629 for the return expression, a gimple register variable.
23631 2007-01-01 Jan Hubicka <jh@suse.cz>
23633 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23636 2007-01-01 Mike Stump <mrs@apple.com>
23638 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23640 * config/darwin.c (machopic_select_rtx_section): Use
23641 HAVE_GAS_LITERAL16.
23642 (darwin_mergeable_constant_section): Likewise.
23643 * configure: Regenerate.
23644 * config.in: Regenerate.
23646 2007-01-01 Jan Hubicka <jh@suse.cz>
23647 Andrew Pinski <pinskia@gmail.com>
23649 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23650 before starting IPA passes.