1 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
6 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9 cases to set eight bytes at a time.
10 (expand_block_move): Likewise.
12 2007-08-21 Jakub Jelinek <jakub@redhat.com>
15 * dwarf2out.c (gen_decl_die): Don't call
16 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
18 2007-08-21 Paul Brook <paul@codesourcery.com>
19 Nathan Sidwell <nathan@codesourcery.com>
20 Mark Mitchell <mark@codesourcery.com>
21 Joseph Myers <joseph@codesourcery.com>
23 * configure.ac: Add --with-pkgversion and --with-bugurl.
24 * configure: Regenerate.
25 * doc/install.texi: Document them.
26 * version.c (version_string): Remove VERSUFFIX.
28 (pkgversion_string): New.
29 (bug_report_url): Do not hard-code initializer.
30 * version.h (pkgversion_string): Declare.
31 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
33 (version.o): Define PKGVERSION and BUGURL.
34 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
35 (%.pod): Define BUGURL.
36 * gcc.c (process_command, main): Use pkgversion_string.
37 * toplev.c (compile_file, print_version): Likewise.
38 * protoize.c (main): Likewise.
39 * gcov.c (print_version): Likewise. Update copyright date.
40 * gcov-dump.c (print_version): Likewise. Update copyright date.
41 * mips-tdump.c (main): Likewise. Update copyright date.
42 * mips-tfile.c (main): Likewise. Update copyright date.
43 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
44 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
46 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
47 * doc/gccint.texi: Likewise.
48 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
49 Update copyright date.
51 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
53 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
54 (ix86_expand_strlensi_unroll_1): Ditto.
55 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
56 (ix86_expand_carry_flag_compare): Update comment.
58 2007-08-21 Jakub Jelinek <jakub@redhat.com>
61 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
62 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
64 2007-08-21 Richard Guenther <rguenther@suse.de>
66 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
68 2007-08-21 Richard Guenther <rguenther@suse.de>
71 * fold-const.c (fold_binary): Remove index +p PTR folding.
72 Fix types of POINTER_PLUS_EXPR generated by folding of
75 2007-08-20 Chao-ying Fu <fu@mips.com>
77 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
78 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
79 RID_ONEWAY, so that it can be checked in declspecs_add_type.
80 (c_common_fixed_point_type_for_size): Declare.
81 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
82 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
83 (c_token_starts_declspecs): Likewise.
84 (c_parser_declspecs): Likewise.
85 (c_parser_attributes): Likewise.
86 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
87 (c_declspecs): Add saturating_p.
88 * c-decl.c (build_null_declspecs): Initialize saturating_p.
89 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
91 Avoid using void, bool, char, int, float, double, _Decimal32,
92 _Decimal64, _Decimal128, and complex with _Sat.
93 Handle RID_FRACT and RID_ACCUM.
94 Make sure _Sat is used with _Fract or _Accum.
95 (finish_declspecs): Handle cts_fract and cts_accum.
96 * c-common.c (fixed-value.h): New include.
97 (constant_expression_warning): Handle FIXED_CST.
98 (overflow_warning): Likewise.
99 (warnings_for_convert_and_check): Likewise.
100 (c_common_fixed_point_type_for_size): New.
101 (c_common_type_for_mode): Handle fixed-point modes to
102 return various saturating/non-saturating, signed/unsigned types.
103 (c_common_signed_or_unsigned_type): Support fixed-point types.
104 (shorten_compare): Check fixed-point zero.
105 Handle FIXED_POINT_TYPE.
106 (c_common_truthvalue_conversion): Handle FIXED_CST.
107 Handle FIXED_POINT_TYPE.
108 (c_common_nodes_and_builtins): Record builtin types for fixed-point
110 (handle_mode_attribute): Handle fixed-point modes. Need to check
111 if the signness of base type and fixed-point modes are consistent.
112 (handle_vector_size_attribute): Handle fixed-point modes.
113 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
114 (warn_for_div_by_zero): Check fixed-point zero.
115 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
116 a common fixed-point type based on fbit, ibit, sign, and saturation.
117 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
118 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
119 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
120 (convert_for_assignment): Support FIXED_POINT_TYPE.
121 (digest_init): Handle FIXED_POINT_TYPE.
122 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
123 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
124 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
125 GE_EXPR, LT_EXPR, GT_EXPR.
126 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
127 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
128 * target.h (gcc_target): Add fixed_point_supported_p.
129 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
130 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
131 (default_fixed_point_supported_p): Define.
132 * targhooks.h (default_fixed_point_supported_p): Declare.
133 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
134 * doc/install.texi (Configuration): Add --enable-fixed-point.
135 * configure.ac (--enable-fixed-point): New to enable fixed-point
136 arithmetic extension to C. For mips targets, we enable it by default.
137 * configure, config.in: Regenerate.
139 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
141 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
143 2007-08-20 David Edelsohn <edelsohn@gnu.org>
145 * dwarf2out.c (text_section_used): Move declaration outside ifdef
146 DWARF2_DEBUGGING_INFO.
147 (cold_text_section_used): Same.
148 (cold_text_section): Same.
150 2007-08-20 Richard Guenther <rguenther@suse.de>
152 * c-typeck.c (convert_for_assignment): Use the type of
153 the member for the initialization.
155 2007-08-20 Richard Guenther <rguenther@suse.de>
157 * c-objc-common.c (c_disregard_inline_limits): Remove.
158 * c-objc-common.h (c_disregard_inline_limits): Likewise.
159 * cgraphunit.c (cgraph_process_new_functions): Call
160 disregard_inline_limits_p.
161 (cgraph_preserve_function_body_p): Likewise.
162 * ipa-inline.c (compute_inline_parameters): Likewise.
163 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
165 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
166 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
167 disregard_inline_limits langhook.
168 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
170 * langhooks.h (lang_hooks_for_tree_inlining): Remove
171 disregard_inline_limits langhook.
172 * tree-inline.c (disregard_inline_limits_p): New function.
173 * tree-inline.h (disregard_inline_limits_p): Declare.
175 2007-08-20 Richard Guenther <rguenther@suse.de>
177 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
178 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
179 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
180 auto_var_in_fn_p langhook.
181 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
183 * tree.c (auto_var_in_fn_p): ... here.
184 (find_var_from_fn): Call auto_var_in_fn_p directly.
185 * langhooks.h (lang_hooks_for_tree_inlining): Remove
186 auto_var_in_fn_p langhook.
187 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
188 (copy_body_r): Likewise.
189 (self_inlining_addr_expr): Likewise.
190 * tree.h (auto_var_in_fn_p): Declare.
192 2007-08-20 Richard Guenther <rguenther@suse.de>
194 * tree.c (WALK_SUBTREE): Call walk_tree_1.
195 (walk_type_fields): Take lh parameter.
196 (walk_tree): Rename to ...
197 (walk_tree_1): ... this. Do not call the walk_subtrees
198 langhook but the now passed callback. Pass lh on recursion.
199 (walk_tree_without_duplicates): Rename to ...
200 (walk_tree_without_duplicates_1): ... this. Take lh parameter
201 and call walk_tree_1.
202 * tree.h (walk_tree_lh): New typedef.
203 (walk_tree_1): Declare.
204 (walk_tree_without_duplicates_1): Likewise.
205 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
206 (walk_tree_without_duplicates): New define to
207 walk_tree_without_duplicates_1 with NULL lh parameter.
208 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
209 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
211 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
212 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
213 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
216 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
219 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
220 code in front of the compacting of basic blocks.
221 Move the folding of statements inbetween the cgraph checking
222 and compacting of basic blocks.
224 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
225 Serge Belyshev <belyshev@depni.sinp.msu.ru>
228 * config/alpha/alpha.c (va_list_skip_additions): Check for
229 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
230 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
231 PLUS_EXPR when checking ap.__base.
232 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
233 when doing addition on pointer types. Use size_int instead of
235 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
236 ptr_type in the second operand.
238 2007-08-19 Andrew Pinski <pinskia@gmail.com>
241 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
243 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
246 * cfgexpand.c (expand_one_register_var): Mark pointer
247 DECL_ARTIFICIAL as REG_POINTER also.
248 * stmt.c (expand_decl): Likewise.
250 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
257 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
258 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
259 on_worklist argument and avoid adding things to worklist multiple
261 (add_to_worklist): Ditto.
262 (mark_aliases_call_clobbered): Mark entire structure clobbered if
263 single SFT is clobbered.
264 (set_initial_properties): Ditto.
265 (compute_call_clobbered): Update for changes to function
267 (create_overlap_variables_for): Always create SFT for offset 0.
268 (create_structure_vars): Handle PHI's, since we are in SSA form at
270 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
271 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
273 (add_vars_for_offset): Figure out aliases from access + points-to.
274 (add_virtual_operand): Use add_vars-for_offset.
275 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
276 (add_call_clobber_ops): Remove makes_clobbering_call set.
277 (get_expr_operands): Always pass through the INDIRECT_REF
279 * tree-ssa-structalias.c (struct constraint_graph): Remove
281 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
282 address_taken, pt_used, number_incoming.
283 (FIRST_ADDR_NODE): Removed.
284 (merge_graph_nodes): Remove broken code for the moment.
285 (init_graph): New function.
286 (build_pred_graph): Remove code to init_graph.
287 Add location equivalence support.
288 (struct scc_info): Rename roots to deleted.
290 (init_scc_info): Ditto
291 (init_topo_info): Use graph->size.
292 (compute_topo_order): Ditto.
293 (do_da_constraint): Removed.
294 (do_sd_constraint): Remove calls to find().
295 set_union_with_increment should always get 0 as last arg here.
296 (do_complex_constraint): Replace do_da_constraint with assert.
298 (struct equiv_class_label): New.
299 (pointer_equiv_class_table): Ditto.
300 (location_equiv_class_table): Ditto.
301 (equiv_class_label_hash): Ditto.
302 (equiv_class_label_eq): Ditto
303 (equiv_class_lookup): Ditto.
304 (equiv_class_ladd): Ditto.
305 (pointer_equiv_class): Ditto.
306 (location_equiv_class): Ditto.
307 (condense_visit): Rename and rewrite from label_visit to do only
308 SCC related stuff for HU.
309 (label_visit): Do HU work for HU.
310 (perform_var_substitution): Update to do HU and location
312 (free_var_substitution_info): Update to free HU and location
313 equivalence structures. */
314 (find_equivalent_node): Update for pointer but not location
316 (unite_pointer_equivalences): New function.
317 (move_complex_constraints): Rewrite to only do moving.
318 (rewrite_constraints): Split out of move_complex_constraints.
319 (solve_graph): Use graph->size.
320 (process_constraint_1): Add from_call argument, use it.
321 Split *a = &b into two constraints.
322 (process_constraint): Use new process_constraint_1.
323 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
324 (get_constraint_for): Handle non-pointer integers properly.
325 Remove code that used to handle structures.
326 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
327 with unknown addends.
328 (handle_rhs_call): New function.
329 (find_func_aliases): Use handle_rhs_call.
330 (set_uids_in_ptset): Add an assert.
331 (set_used_smts): Fix bug in not considering unified vars.
332 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
333 (compute_points_to_sets): Update for other function changes.
334 (delete_points_to_sets): Ditto.
335 (ipa_pta_execute): Ditto.
336 (pass_ipa_pta): We need to update SSA after ipa_pta.
338 2007-08-19 Jan Hubicka <jh@suse.cz>
340 * i386.md: Replace "rim" and "mri" constraints by "g".
342 2007-08-19 Joseph Myers <joseph@codesourcery.com>
344 * dwarf2out.c (text_section_used, cold_text_section_used,
345 cold_text_section, dwarf2out_note_section_used): New.
346 (dwarf2out_init): Initialize cold_text_section.
347 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
348 dwarf2out_note_section_used.
349 (size_of_aranges): Only count entry for text section if it was
350 used. Count entry for cold text section if it was used.
351 (output_aranges): Only output entries for text section and cold
352 text section if they were used.
354 2007-08-19 Andrew Pinski <pinskia@gmail.com>
356 * tree-pretty-print.c (debug_generic_expr): Add a comment about
358 (debug_generic_stmt): Likewise.
359 (debug_tree_chain): Likewise.
361 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
363 * tree-data-refs.c (split_constant_offset): Expose.
364 * tree-data-refs.h (split_constant_offset): Add declaration.
366 * tree-vectorizer.h (dr_alignment_support): Renamed
367 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
368 Added a new value dr_explicit_realign.
369 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
370 dr_offset, dr_step, and dr_aligned_to, along with new access
371 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
372 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
373 STMT_VINFO_DR_ALIGNED_TO.
375 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
377 In case of outer-loop vectorization with non-fixed misalignment - use
378 the dr_explicit_realign scheme instead of the optimized realignment
380 (new_stmt_vec_info): Initialize new fields.
382 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
383 'nested_in_vect_loop' case. Change verbosity level.
384 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
385 Don't fail on zero step in the outer-loop for loads.
386 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
387 offset and init relative to the outer-loop.
389 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
390 BSI function argument with a new function argument - at_loop.
391 Simplify the condition that determines STEP. Takes additional argument
392 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
393 case), including zero step in the outer-loop. Call
394 vect_create_addr_base_for_vector_ref with additional argument.
395 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
396 Updated function documentation. Handle the 'nested_in_vect_loop' case.
397 Fixed and simplified calculation of step.
398 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
399 of bsi, and with additional argument. Call bump_vector_ptr with
400 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
401 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
402 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
403 when the realignment setup needs to take place inside the loop. Support
404 the dr_explicit_realign scheme. Allow generating the optimized
405 realignment scheme for outer-loop vectorization. Added documentation.
406 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
407 'nested_in_vect_loop' case, including loads that are invariant in the
408 outer-loop and the realignment schemes. Handle the case when the
409 realignment setup needs to take place inside the loop. Call
410 vect_setup_realignment with additional arguments. Call
411 vect_create_data_ref_ptr with additional argument and with loop instead
412 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
413 (vect_gen_niters_for_prolog_loop): Call
414 vect_create_addr_base_for_vector_ref with additional arguments.
415 (vect_create_cond_for_align_checks): Likewise.
416 (bump_vector_ptr): Updated to support the new dr_explicit_realign
417 scheme: takes additional argument bump; argument ptr_incr is now
418 optional; updated documentation.
419 (vect_init_vector): Takes additional argument (bsi). Use it, if
420 available, to insert the vector initialization.
421 (get_initial_def_for_induction): Pass additional argument in call to
423 (vect_get_vec_def_for_operand): Likewise.
424 (vect_setup_realignment): Likewise.
425 (vectorizable_load): Likewise.
427 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
429 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
430 as argument instead of struct loop.
431 (nested_in_vect_loop_p): New function.
432 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
434 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
435 from other phis in the loop.
436 (destroy_loop_vec_info): Add additional argument to declaration.
438 * tree-vectorizer.c (supportable_widening_operation): Also check if
439 nested_in_vect_loop_p (don't allow changing the order in this case).
440 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
441 of struct loop. Call nested_in_vect_loop_p and don't require
442 flag_unsafe_math_optimizations if it returns true.
443 (new_stmt_vec_info): When setting def_type for phis differentiate
444 loop-header phis from other phis.
445 (bb_in_loop_p): New function.
446 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
447 update their loop_vinfo. Order of BB traversal now matters - call
448 dfs_enumerate_from with bb_in_loop_p.
449 (destroy_loop_vec_info): Takes additional argument to control whether
450 stmt_vinfo of the loop stmts should be destroyed as well.
451 (vect_is_simple_reduction): Allow the "non-reduction" use of a
452 reduction stmt to be defines by a non loop-header phi.
453 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
455 * tree-vect-transform.c (vectorizable_reduction): Call
456 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
457 (vectorizable_call): Likewise.
458 (vectorizable_conversion): Likewise.
459 (vectorizable_operation): Likewise.
460 (vectorizable_type_promotion): Likewise.
461 (vectorizable_type_demotion): Likewise.
462 (vectorizable_store): Likewise.
463 (vectorizable_live_operation): Likewise.
464 (vectorizable_reduction): Likewise. Also pass loop_info to
465 vect_is_simple_reduction instead of loop.
466 (vect_init_vector): Call nested_in_vect_loop_p.
467 (get_initial_def_for_reduction): Likewise.
468 (vect_create_epilog_for_reduction): Likewise.
469 (vect_init_vector): Check which loop to work with, in case there's an
471 (get_initial_def_for_inducion): Extend to handle outer-loop
472 vectorization. Fix indentation.
473 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
474 In the case vect_induction_def get the vector def from the induction
475 phi node, instead of calling get_initial_def_for_inducion.
476 (get_initial_def_for_reduction): Extend to handle outer-loop
478 (vect_create_epilog_for_reduction): Extend to handle outer-loop
480 (vect_transform_loop): Change assert to just skip this case. Add a
482 (vect_finish_stmt_generation): Add a couple asserts.
484 (vect_estimate_min_profitable_iters): Multiply
485 cost of inner-loop stmts (in outer-loop vectorization) by estimated
487 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
488 this is an inner-loop reduction in outer-loop vectorization.
490 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
491 Same code as what used to be vect_analyze_scalar_cycles, only with
492 additional argument loop, and loop_info passed to
493 vect_is_simple_reduction instead of loop.
494 (vect_analyze_scalar_cycles): Code factored out into
495 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
496 Updated documentation.
497 (analyze_operations): Check for inner-loop loop-closed exit-phis during
498 outer-loop vectorization that are live or not used in the outerloop,
499 cause this requires special handling.
500 (vect_enhance_data_refs_alignment): Don't consider versioning for
502 (vect_analyze_data_refs): Check that there are no datarefs in the
504 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
505 and vect_used_in_outer_by_reduction cases.
506 (process_use): Also consider the case of outer-loop stmt defining an
507 inner-loop stmt and vice versa.
508 (vect_analyze_loop_1): New function.
509 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
510 loops. Call vect_analyze_loop_1.
511 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
512 been vectorized. Call destroy_loop_vec_info with additional argument.
514 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
515 in the inner-loop when doing outer-loop vectorization. Add
516 documentation and printout.
517 (vect_recog_dot_prod_pattern): Likewise. Also add check for
518 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
520 2007-08-18 Andrew Pinski <pinskia@gmail.com>
522 * tree-affine.h (print_aff): New prototype.
523 (debug_aff): Likewise.
524 * tree-affine.c (print_aff): New function.
525 (debug_aff): Likewise.
527 2007-08-18 Paul Brook <paul@codesourcery.com>
528 Joseph Myers <joseph@codesourcery.com>
530 * common.opt (-fdebug-prefix-map=): New option.
531 * opts.c: Include debug.h.
532 (common_handle_option): Handle -fdebug-prefix-map.
533 * final.c: Include ggc.h.
534 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
535 remap_debug_filename): New.
536 * Makefile.in (final.o, opts.o): Update dependencies.
537 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
538 * configure.ac: Check for assembler --debug-prefix-map support.
539 * configure, config.in: Regenerate.
540 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
541 (ASM_DEBUG_SPEC): Include ASM_MAP.
542 * doc/install.texi (--with-debug-prefix-map): Document.
543 * doc/invoke.texi (-fdebug-prefix-map): Document.
544 * dbxout.c (dbxout_init, dbxout_start_source_file,
545 dbxout_source_file): Call remap_debug_filename.
546 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
547 dwarf2out_start_source_file, dwarf2out_finish): Call
548 remap_debug_filename.
549 (file_table_relative_p): Do not check d->emitted_number.
550 * toplev.c (output_file_directive): Call remap_debug_filename.
551 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
552 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
554 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
556 * loop-invariant.c (find_invariants_to_move): Add missing macro
559 2007-08-17 Tom Tromey <tromey@redhat.com>
561 * tree.h (struct tree_label_decl): Removed old "java" fields.
563 2007-08-17 Richard Sandiford <richard@codesourcery.com>
564 Nigel Stephens <nigel@mips.com>
566 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
567 Treat -mno-data-in-code and -mcode-xonly as aliases for
568 -mcode-readable=no and -mcode-readable=pcrel respectively.
569 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
570 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
571 (MULTILIB_DIRNAMES): Update accordingly.
573 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
575 * Makefile.in (version.o): Depend on $(REVISION) only if
576 REVISION_s is defined.
578 2007-08-17 Sa Liu <saliu@de.ibm.com>
579 Ulrich Weigand <uweigand@de.ibm.com>
582 * tree.c (reconstruct_complex_type): For a pointer to a vector,
583 use build_qualified_type to retain qualifiers of the base type.
585 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
587 * config/score/score.md : Update pattern tablejump.
588 * config/score/score.c : Update score_initialize_trampoline
590 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
591 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
592 * doc/contrib.texi: Add my entry.
594 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
596 * Makefile.in (REVISION): New.
599 (version.o): Also depend on $(REVISION). Add
600 -DREVISION=$(REVISION_s).
602 * version.c (version_string): Add REVISION.
604 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
606 * tree-eh.c (lower_try_finally_onedest): Reset the locus
607 of GOTO that's relocated to a different block.
609 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
611 * c-common.c (const_strip_array_types): New.
612 * c-common.h (lang_missing_noreturn_ok_p): Delete.
613 (const_strip_array_types): New.
614 * c-objc-common.c (c_disregard_inline_limits,
615 c_warn_unused_global_decl): Constify.
616 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
617 c_vla_type_p, c_incomplete_type_error): Likewise.
618 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
619 * hooks.c (hook_bool_const_tree_false): New.
620 * hooks.h (hook_bool_const_tree_false): Likewise.
621 * langhooks-def.h (lhd_warn_unused_global_decl,
622 lhd_incomplete_type_error, lhd_expr_size,
623 lhd_tree_inlining_disregard_inline_limits,
624 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
625 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
626 * langhooks.c (lhd_warn_unused_global_decl,
627 lhd_incomplete_type_error,
628 lhd_tree_inlining_disregard_inline_limits,
629 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
630 lhd_expr_size): Likewise.
631 * langhooks.h (lang_hooks_for_tree_inlining,
632 lang_hooks_for_tree_dump, lang_hooks_for_types,
633 lang_hooks_for_decls, lang_hooks): Likewise.
634 * pointer-set.c (pointer_set_t, pointer_set_create,
635 pointer_set_contains, insert_aux, pointer_set_insert,
636 pointer_set_traverse, pointer_map_t, pointer_map_create,
637 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
639 * pointer-set.h (pointer_set_contains, pointer_set_insert,
640 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
641 pointer_map_traverse): Likewise.
642 * predict.c (assert_is_empty): Likewise.
643 * tree-affine.c (free_name_expansion): Likewise.
644 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
645 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
646 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
648 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
650 * tree-vectorizer.c (new_loop_vec_info): Initialize new
652 (destroy_loop_vec_info): Add call to VEC_free.
653 * tree-vectorizer.h (may_alias_ddrs): Define.
654 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
655 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
656 Change reporting to dump.
657 (vect_is_duplicate_ddr): New.
658 (vect_mark_for_runtime_alias_test): New.
659 (vect_analyze_data_ref_dependences) Add call to
660 vect_mark_for_runtime_alias_test.
661 (vect_enhance_data_refs_alignment): Define local variable
662 vect_versioning_for_alias_required, don't perform
663 peeling for alignment if versioning for alias is
665 (vect_enhance_data_refs_alignment): Use
666 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
667 PARAM_VECT_MAX_VERSION_CHECKS.
668 * tree-vect-transform.c
669 (vect_create_cond_for_alias_checks): New.
670 (vect_transform_loop): Add call to
671 vect_create_cond_for_alias_checks.
672 (vect_vfa_segment_size): New.
673 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
675 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
676 * gcc/doc/invoke.texi
677 (vect-max-version-for-alignment-checks): Document.
678 (vect-max-version-for-alias-checks): Document.
679 (vect-max-version-checks): Remove.
681 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
683 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
684 the same line as the instruction for all asm dialects.
686 (*rep_movsi_rex64): Ditto.
688 (*rep_movqi_rex64): Ditto.
689 (*rep_stosdi_rex64): Ditto.
690 (*rep_stossi): Ditto.
691 (*rep_stossi_rex64): Ditto.
692 (*rep_stosqi): Ditto.
693 (*rep_stosqi_rex64): Ditto.
694 (*cmpstrnqi_nz_1): Ditto.
695 (*cmpstrnqi_nz_rex_1): Ditto.
696 (*cmpstrnqi_1): Ditto.
697 (*cmpstrnqi_rex_1): Ditto.
698 (*strlenqi_1): Ditto.
699 (*strlenqi_rex_1): Ditto.
700 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
701 prefix on the same line as the instruction for all asm dialects.
702 (sync_double_compare_and_swap<mode>): Ditto.
703 (*sync_double_compare_and_swapdi_pic): Ditto.
704 (*sync_compare_and_swap_cc<mode>): Ditto.
705 (sync_double_compare_and_swap_cc<mode>): Ditto.
706 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
707 (sync_old_add<mode>): Ditto.
708 (sync_add<mode>): Ditto.
709 (sync_sub<mode>): Ditto.
710 (sync_ior<mode>): Ditto.
711 (sync_and<mode>): Ditto.
712 (sync_xor<mode>): Ditto.
714 2007-08-16 Richard Sandiford <richard@codesourcery.com>
717 * reload.c (find_reloads): Check that the memory returned by
718 find_reloads_toplev was not the result of forcing a constant
720 (find_reloads_toplev): Always use simplify_gen_subreg to get
721 the subreg of a constant. If the result is also a constant,
722 but not a legitimate one, force it into the constant pool
723 and reload its address.
725 2007-08-15 David Edelsohn <edelsohn@gnu.org>
727 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
730 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
732 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
733 directive for the current vector ABI.
735 2007-08-15 Steve Ellcey <sje@cup.hp.com>
738 * caller-save.c (reg_save_code): Set invalide status on restore code.
740 2007-08-15 Diego Novillo <dnovillo@google.com>
742 * tree-ssa-alias.c (compute_memory_partitions): Use
743 alias_bitmap_obstack to allocate bitmaps.
744 (reset_alias_info): Factor out of init_alias_info.
745 Mark all name tags not associated to an SSA name for renaming.
746 (init_alias_info): Call it.
747 (create_name_tags): Tidy. Add comments.
748 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
750 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
752 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
753 scheduler dependencies.
755 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
757 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
759 (*iorsi_1_zext): Likewise.
760 (*iorsi_1_zext_imm): Likewise.
761 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
762 with "rm"/"xm" constraint.
763 (sse2_vmsqrtv2df2): Likewise.
765 2007-08-15 Jakub Jelinek <jakub@redhat.com>
768 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
771 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
773 * tree-pass.h (PROP_pta): Removed.
774 (TODO_rebuild_alias): New.
775 (pass_may_alias): Removed.
776 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
777 aliasing if we changed something.
778 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
780 (pass_may_alias): Removed.
781 (create_structure_vars): Return TODO_rebuild_alias.
782 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
783 * tree-sra.c (tree_sra): Only rebuild aliasing if something
785 (tree_sra_early): We never affect aliasing right now.
786 * tree-flow.h (compute_may_aliases): New prototype.
787 * passes.c: Remove pass_may_alias from the passes.
788 (execute_function_todo): Support TODO_rebuild_alias.
790 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
792 * i386.c: (legitimize_address): Move dllimported variable check
793 infront of legitimizing pic address of CONST symbols.
795 2007-08-14 Steve Ellcey <sje@cup.hp.com>
797 PR tree-optimization/32941
798 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
799 (goto_queue_cmp): Remove.
800 (find_goto_replacement): Change search method.
801 (maybe_record_in_goto_queue): Add assert.
802 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
803 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
805 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
807 * alias.c (component_uses_parent_alias_set): Constify.
808 * alias.h (component_uses_parent_alias_set): Likewise.
809 * cfgrtl.c (print_rtl_with_bb): Likewise.
810 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
811 mpz_get_double_int): Likewise.
812 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
813 mpz_get_double_int): Likewise.
814 * expr.c (is_aligning_offset, undefined_operand_subword_p,
815 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
817 * expr.h (safe_from_p): Likewise.
818 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
820 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
821 zero_sized_type, goa_lhs_expr_p): Likewise.
822 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
823 * rtl.h (print_rtl_with_bb): Likewise.
824 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
825 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
826 * tree-flow-inline.h (bb_stmt_list): Constify.
827 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
829 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
830 const_first_stmt, const_last_stmt): New.
831 (block_may_fallthru, empty_block_p): Constify.
832 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
833 EXPR_ONLY_BODY): New.
834 (expr_first, expr_last, expr_only): Use macro for body.
835 (const_expr_first, const_expr_last, const_expr_only): New.
836 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
837 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
838 ctsi_prev, ctsi_stmt): New.
839 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
840 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
841 * tree-ssa-loop-niter.c (loop_only_exit_p,
842 derive_constant_upper_bound): Likewise.
843 * tree-ssa-phiopt.c (empty_block_p): Likewise.
844 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
845 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
846 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
847 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
848 * tree.c (get_type_static_bounds): Likewise.
849 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
850 (get_type_static_bounds): Constify.
852 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
855 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
856 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
857 (*<addsub><mode>3_cc_overflow): New.
858 (*add<mode>3_cconly_overflow): New.
859 (*sub<mode>3_cconly_overflow): New.
860 (*<addsub>si3_zext_cc_overflow): New.
861 * config/i386/predicates.md (fcmov_comparison_operator): Accept
862 CCCmode for LTU, GTU, LEU and GEU.
863 (ix86_comparison_operator): Likewise.
864 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
865 * config/i386/i386.c (put_condition_code): Support CCCmode.
866 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
867 or MINUS expressions.
869 2007-08-14 Andrew Pinski <pinskia@gmail.com>
872 * c-typeck.c (build_binary_op): Disallow vector float types with
873 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
875 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
877 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
878 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
879 (dep_def): New typedef.
880 (init_dep_1, sd_debug_dep): Declare functions.
881 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
882 (debug_dep_links): Remove.
883 (struct _deps_list): New field 'n_links'.
884 (DEPS_LIST_N_LINKS): New macro.
885 (FOR_EACH_DEP_LINK): Remove.
886 (create_deps_list, free_deps_list, delete_deps_list): Remove
888 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
889 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
890 (copy_deps_list_change_con, move_dep_link): Ditto.
891 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
892 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
894 (INSN_BACK_DEPS): Remove.
895 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
897 (INSN_DEP_COUNT): Remove.
898 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
899 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
900 Declare global variables.
901 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
902 (add_forw_dep, compute_forward_dependences): Remove declarations.
903 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
904 (add_back_forw_dep, delete_back_forw_dep): Ditto.
905 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
907 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
909 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
910 (sd_list_types_def): New typedef.
911 (sd_next_list): Declare function.
912 (struct _sd_iterator): New type.
913 (sd_iterator_def): New typedef.
914 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
916 (FOR_EACH_DEP): New cycle wrapper.
917 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
919 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
920 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
923 * sched-deps.c (init_dep_1): Make global.
924 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
926 (dump_dep): New static function.
927 (dump_dep_flags): New static variable.
928 (sd_debug_dep): New function.
929 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
931 (move_dep_link): Use remove_from_deps_list (), instead of
933 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
934 (dep_link_is_detached_p): New static function.
935 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
937 (dn_pool, dl_pool): New alloc_pools.
938 (dn_pool_diff, dl_pool_diff): New static variables.
939 (create_dep_node, delete_dep_node): New static function.
940 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
941 (deps_list_empty_p): Make it static. Use 'n_links' field.
942 (deps_pools_are_empty_p): New static function.
943 (alloc_deps_list, delete_deps_list): Remove.
944 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
945 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
946 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
947 (forward_dependency_cache): Remove.
948 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
949 'back' from the names. Change signature to use dep_t instead of
951 (add_back_dep): Ditto. Make global.
952 (check_dep_status): Rename to check_dep ().
953 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
955 (sd_finish_insn): Ditto.
956 (sd_find_dep_between_no_cache): New static function.
957 (sd_find_dep_between): New function.
958 (ask_dependency_caches, set_dependency_caches): New static functions.
959 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
960 (add_or_update_dep_1): Separate pieces of functionality into
961 ask_dependency_caches (), update_dependency_caches (),
962 change_spec_dep_to_hard (), update_dep ().
963 (get_back_and_forw_lists): New static function.
964 (sd_add_dep): Separate setting of dependency caches into
965 set_dependency_caches ().
966 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
968 (sd_delete_dep): Ditto.
969 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
970 (dump_lists): New static function.
971 (sd_debug_lists): New debug function.
972 (delete_all_dependences, fixup_sched_groups): Update to use
974 (sched_analyze_2): Create data-speculative dependency only if
975 data-speculation is enabled.
976 (sched_analyze_insn): If insn cannot be speculative, make all its
977 dependencies non-speculative.
978 (sched_analyze): Use sd_init_insn ().
979 (add_forw_dep, compute_forward_dependencies): Remove.
980 (delete_dep_nodes_in_back_deps): New static function.
981 (sched_free_deps): New function.
982 (init_dependency_caches): Init alloc_pools.
983 (extend_depedency_caches): Update after removing of
984 forward_dependency_cache.
985 (free_dependency_caches): Ditto. Free alloc_pools.
986 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
987 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
989 (add_back_forw_dep, delete_back_forw_dep): Ditto.
990 (add_dependence): Use init_dep ().
991 (get_dep_weak_1): New static function.
992 (get_dep_weak): Move logic to get_dep_weak_1 ().
993 (dump_ds): New static function moved from haifa-sched.c:
994 debug_spec_status ().
995 (debug_ds): New debug function.
996 (check_dep_status): Rename to check_dep (). Update to check whole
999 * haifa-sched.c (spec_info): Make global.
1000 (added_recovery_block_p): Rename to
1001 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1002 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1003 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1004 to use new interfaces.
1005 (ok_for_early_queue_removal): Ditto.
1006 (schedule_block): Initialize logical uids of insns emitted by the
1008 (sched_init): Initialize new variable.
1009 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1011 (extend_global): Initialize insn data.
1012 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1013 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1015 (add_to_speculative_block): Update to use new interfaces.
1016 (create_recovery_block): Set new variables.
1017 (create_check_block_twin, fix_recovery_deps): Update to use new
1019 (sched_insn_is_legitimate_for_speculation_p): New function.
1020 (speculate_insn): Move checking logic to
1021 sched_insn_is_legitimate_for_speculation_p ().
1022 (sched_remove_insn): Finalize sched-deps information of instruction.
1023 (clear_priorities, add_jump_dependencies): Update to use new
1025 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1027 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1028 to use new interfaces.
1029 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1030 (new_ready): Try to use control speculation only if it is available.
1031 (add_branch_dependences): Update to use new interfaces.
1032 (compute_block_backward_dependences): Rename to
1033 compute_block_dependences (). Call
1034 targetm.sched.dependencies_evaluation_hook ().
1035 (free_block_dependencies): New static function.
1036 (debug_dependencies): Update to use new interfaces.
1037 (schedule_region): Remove separate computation of forward dependencies.
1038 Move call of targetm.sched.dependencies_evaluation_hook () to
1039 compute_block_dependences (). Free dependencies at the end of
1040 scheduling the region.
1042 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1044 (add_deps_for_risky_insns): Ditto.
1045 (schedule_ebb): Remove separate computation of forward dependencies.
1046 Free dependencies at the end of scheduling the ebb.
1048 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1049 (build_intra_loop_deps): Ditto. Remove separate computation of forward
1050 dependencies. Free sched-deps dependencies.
1052 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1053 to use new interfaces.
1054 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1056 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1058 (is_costly_group): Ditto.
1060 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1062 * alias.c (rtx_equal_for_memref_p): Constify.
1063 * basic-block.h (const_edge, const_basic_block): New.
1064 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1065 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1066 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1067 probably_never_executed_bb_p, edge_probability_reliable_p,
1068 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1069 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1071 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1072 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1074 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1075 flow_nodes_print, dfs_enumerate_from): Likewise.
1076 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1077 control_flow_insn_p, count_basic_blocks): Likewise.
1078 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1079 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1080 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1081 average_num_loop_insns, loop_exit_edge_p,
1082 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1083 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1084 average_num_loop_insns, seq_cost): Likewise.
1085 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1086 * dominance.c (dominated_by_p): Likewise.
1087 * emit-rtl.c (validate_subreg): Likewise.
1088 * except.c (can_throw_internal, can_throw_external): Likewise.
1089 * except.h (can_throw_internal, can_throw_external): Likewise.
1090 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1091 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1092 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1093 simple_mem, store_ops_ok, load_kills_store, find_loads,
1094 store_killed_in_insn, store_killed_after, store_killed_before,
1095 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1097 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1098 noce_mem_write_may_trap_or_fault_p): Likewise.
1099 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1101 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1103 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1104 probably_cold_bb_p, probably_never_executed_bb_p,
1105 edge_probability_reliable_p, br_prob_note_reliable_p,
1106 can_predict_insn_p): Likewise.
1107 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1108 * resource.c (return_insn_p): Likewise.
1109 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1111 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1112 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1113 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1114 verify_gimple_modify_stmt): Likewise.
1115 * tree-chrec.c (is_not_constant_evolution,
1116 is_multivariate_chrec_rec, is_multivariate_chrec,
1117 chrec_contains_symbols, chrec_contains_undetermined,
1118 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1119 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1120 eq_evolutions_p, scev_direction): Likewise.
1121 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1122 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1123 chrec_contains_symbols_defined_in_loop,
1124 chrec_contains_undetermined, tree_contains_chrecs,
1125 evolution_function_is_affine_multivariate_p,
1126 evolution_function_is_univariate_p, chrec_zerop,
1127 evolution_function_is_constant_p, evolution_function_is_affine_p,
1128 evolution_function_is_affine_or_constant_p,
1129 tree_does_not_contain_chrecs, chrec_type): Likewise.
1130 * tree-data-ref.c (tree_fold_divides_p,
1131 object_address_invariant_in_loop_p, dr_may_alias_p,
1132 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1133 same_access_functions, constant_access_functions,
1134 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1136 * tree-flow.h (scev_direction): Likewise.
1137 * tree-gimple.c (is_gimple_stmt): Likewise.
1138 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1140 * tree-pretty-print.c (op_prio): Likewise.
1141 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1142 analyzable_condition, backedge_phi_arg_p): Likewise.
1143 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1144 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1145 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1148 2007-08-13 Dan Hipschman <dsh@google.com>
1151 * c-format.c (check_format_arg): Move check for zero-length
1152 format strings below the check for unterminated strings.
1154 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1157 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1160 2007-08-13 Nick Clifton <nickc@redhat.com>
1162 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1164 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1167 * c-format.c (gcc_gfc_length_specs): New array.
1168 (gcc_gfc_char_table): Add unsigned specifier, and references to
1169 the l length modifier.
1170 (format_types_orig): Use the new gcc_gfc_length_specs.
1172 2007-08-12 Sa Liu <saliu@de.ibm.com>
1174 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1175 and with REG_RETVAL note after split.
1177 2007-08-11 David Daney <ddaney@avtrex.com>
1179 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1180 as ATTRIBUTE_UNUSED.
1182 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1183 Segher Boessenkool <segher@kernel.crashing.org>
1185 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1186 HAVE_LOCAL_CPU_DETECT not defined.
1188 2007-08-11 Jan Hubicka <jh@suse.cz>
1190 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1191 (cgraph_process_new_functions): Honor previous value of
1192 disregard_inline_limits.
1193 * ipa-inline.c (compute_inline_parameters): Likewise.
1195 2007-08-11 Ian Lance Taylor <iant@google.com>
1197 * alias.h (alias_set_type): Define new type.
1198 (ALIAS_SET_MEMORY_BARRIER): Use it.
1199 * rtl.h: Include alias.h.
1200 (struct mem_attrs): Use alias_set_type.
1201 * tree.h: Include alias.h
1202 (struct tree_type): Use alias_set_type.
1203 (struct tree_struct_field_tag): Likewise.
1204 (struct tree_decl_common): Likewise.
1205 * alias.c (struct alias_set_entry): Use alias_set_type.
1206 (get_alias_set_entry, alias_set_subset_of): Likewise.
1207 (alias_sets_conflict_p): Likewise.
1208 (alias_sets_must_conflict_p): Likewise.
1209 (objects_must_conflict_p): Likewise.
1210 (get_alias_set, new_alias_set): Likewise.
1211 (record_alias_subset, record_component_aliases): Likewise.
1212 (varargs_set, frame_set): Change to alias_set_type.
1213 (get_varargs_alias_set): Use alias_set_type.
1214 (get_frame_alias_set): Likewise.
1215 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1216 * dse.c (struct store_info): Use alias_set_type.
1217 (struct read_info, struct clear_alias_mode_holder): Likewise.
1218 (clear_alias_set_lookup, canon_address): Likewise.
1219 (record_store, check_mem_read_rtx): Likewise.
1220 (dse_record_singleton_alias_set): Likewise.
1221 (dse_invalidate_singleton_alias_set): Likewise.
1222 * emit-rtl.c (get_mem_attrs): Likewise.
1223 (set_mem_attributes_minus_bitpos): Likewise.
1224 (set_mem_alias_set): Likewise.
1225 * expr.c (store_constructor_field, store_field): Likewise.
1226 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1227 * langhooks.c (lhd_get_alias_set): Likewise.
1228 * langhooks-def.h (lhd_get_alias_set): Likewise.
1229 * reload1.c (alter_reg): Likewise.
1230 * tree-flow.h (struct fieldoff): Likewise.
1231 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1232 (may_alias_p, get_smt_for, create_sft): Likewise.
1233 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1234 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1235 (merge_smts_into): Likewise.
1236 * varasm.c (const_alias_set): Likewise.
1237 * c-common.c (strict_aliasing_warning): Likewise.
1238 (c_common_get_alias_set): Likewise.
1239 * dse.h (dse_record_singleton_alias_set): Update declaration.
1240 (dse_invalidate_singleton_alias_set): Likewise.
1241 * emit-rtl.h (set_mem_alias_set): Likewise.
1242 * c-common.h (c_common_get_alias_set): Likewise.
1243 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1244 * print-tree.c (print_node): Likewise.
1245 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1247 (alpha_setup_incoming_varargs): Use alias_set_type.
1248 * config/i386/i386.c (setup_incoming_varargs_64): Use
1250 (setup_incoming_varargs_ms_64): Likewise.
1251 (ix86_GOT_alias_set): Likewise.
1252 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1253 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1254 (set): Change to alias_set_type.
1255 (get_TOC_alias_set): Use alias_set_type.
1256 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1258 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1259 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1261 (struct_value_alias_set): Likewise.
1262 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1264 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1266 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1267 * config/vxworks.h (TARGET_VXWORKS): Override.
1268 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1269 "mips" if TARGET_VXWORKS.
1271 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1273 * calls.c (avoid_likely_spilled_reg): New function.
1274 (expand_call): Use it.
1276 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1278 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1280 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1282 * config/mips/predicates.md (const_call_insn_operand): Invoke
1283 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1285 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1288 * config/rs6000/driver-rs6000.c: Include link.h.
1289 Use ElfW instead of wordsize-specif typedef.
1291 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1293 * system.h (CONST_CAST): New.
1294 * c-decl.c (c_make_fname_decl): Use it.
1295 * c-lex.c (cb_ident, lex_string): Likewise.
1296 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1297 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1298 give_switch, set_multilib_dir): Likewise.
1299 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1300 * passes.c (execute_one_pass): Likewise.
1301 * prefix.c (update_path): Likewise.
1302 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1303 * tree.c (build_string): Likewise.
1305 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1307 * tree-flow-inline.h (is_exec_stmt): Remove.
1308 (is_label_stmt): Remove.
1309 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1312 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1314 * lower-subreg.c (resolve_shift_zext): Don't adjust
1315 src_reg_num for wordmode operands.
1317 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1318 David Ung <davidu@mips.com>
1320 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1321 (TARGET_SCHED_REORDER2): Define.
1322 (mips_maybe_swap_ready): New.
1323 (mips_last_74k_agen_insn): New.
1324 (mips_74k_agen_init): New.
1325 (mips_74k_agen_reorder): New function to group loads and stores
1327 (mips_sched_init): New.
1328 (mips_sched_reorder): Don't do initialization here. Call
1329 mips_74k_agen_reorder.
1330 (mips_variable_issue): Call mips_74k_agen_init.
1332 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1334 * tree-flow-inline.h (get_filename): Remove.
1336 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1338 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1340 (mips_fetch_insns): Delete in favor of...
1341 (mips_load_store_insns): ...this new function.
1342 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1343 to say whether multiword moves _might_ be split.
1344 (mips_fetch_insns): Delete in favor of...
1345 (mips_load_store_insns): ...this new function.
1346 (mips_rtx_costs): Update the call to mips_address_insns.
1347 (mips_address_cost): Likewise.
1348 * config/mips/mips.md (length): Use mips_load_store_insns instead
1349 of mips_fetch_insns.
1350 * config/mips/constraints.md (R): Use mips_address_insns rather
1351 than mips_fetch_insns. Assume that the move never needs to be split.
1353 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1355 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1356 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1357 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1358 * config/mips/mips.h (mips16_hard_float): Delete.
1359 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1360 definitions, and replace with....
1361 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1362 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1363 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1364 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1365 (override_options): Replace MASK_SOFT_FLOAT references with
1366 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1367 and mips16_hard_float when TARGET_MIPS16.
1369 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1372 * c-typeck.c (build_binary_op): Check for non pointer types before
1373 calling int_fits_type_p.
1375 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1378 * fold-const.c (omit_one_operand): Return only the ommitted expression
1379 if the result is an empty statement.
1380 (pedantic_omit_one_operand): Likewise.
1382 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1384 * c-typeck.c (readonly_error): Improve error for assignment.
1386 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1388 (pp_c_expression): Ditto.
1390 2007-08-09 Simon Baldwin <simonb@google.com>
1392 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1393 break that was preventing simplify_associative_operation() for xor.
1395 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1396 Nigel Stephens <nigel@mips.com>
1398 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1399 Document change in interpretation of value from boolean to
1401 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1402 ffs and ctz using clz.
1403 (expand_unop): Call them.
1404 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1406 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1407 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1408 enable the new ffs expansion on this target.
1410 2007-08-09 Jan Hubicka <jh@suse.cz>
1412 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1413 (expand_ternary_op): Likewise.
1414 (expand_vec_shift_expr): Likewise.
1415 (expand_binop_directly): Likewise.
1416 (expand_binop): Likewise.
1417 (sign_expand_binop): Likewise.
1418 (expand_twoval_unop): Likewise.
1419 (expand_twoval_binop): Likewise.
1420 (expand_twoval_binop_libfunc): Likewise.
1421 (widen_clz): Likewise.
1422 (widen_bswap): Likewise.
1423 (expand_parity): Likewise.
1424 (expand_unop): Likewise.
1425 (expand_abs_nojump): Likewise.
1426 (expand_copysign): Likewise.
1427 (emit_no_conflict_block): Likewise.
1428 (emit_libcall_block): Likewise.
1429 (can_compare_p): Likewise.
1430 (prepare_cmp_insn): Likewise.
1431 (emit_cmp_and_jump_insn_1): Likewise.
1432 (prepare_float_lib_cmp): Likewise.
1433 (emit_conditional_add): Likewise.
1434 (gen_add2_insn): Likewise.
1435 (have_add2_insn): Likewise.
1436 (gen_sub2_insn): Likewise.
1437 (have_sub2_insn): Likewise.
1438 (can_extend_p): Likewise.
1439 (can_fix_p): Likewise.
1440 (can_float_p): Likewise.
1441 (expand_float): Likewise.
1442 (expand_fix): Likewise.
1443 (expand_sfix_optab): Likewise.
1444 (new_optab): Likewise.
1445 (new_convert_optab): Likewise.
1446 (init_libfuncs): Likewise.
1447 (init_interclass_conv_libfuncs): Likewise.
1448 (init_intraclass_conv_libfuncs): Likewise.
1449 (set_conv_libfunc): Likewise.
1450 (init_optabs): Likewise.
1451 (debug_optab_libfuncs): Likewise.
1452 (gen_cond_trap): Likewise.
1453 * optabs.h (optab_handler, convert_optab_hanlder): New.
1454 * genopinit.c: Update optabs generation table.
1455 * reload.c (find_reloads_address_1): Use optabs accestors.
1456 * builtins.c (expand_builtin_mathfn): Likewise.
1457 (expand_builtin_mathfn_2): Likewise.
1458 (expand_builtin_mathfn_3): Likewise.
1459 (expand_builtin_interclass_mathfn): Likewise.
1460 (expand_builtin_sincos): Likewise.
1461 (expand_builtin_cexpi): Likewise.
1462 (expand_builtin_powi): Likewise.
1463 (expand_builtin_strlen): Likewise.
1464 * dojump.c (do_jump): Likewise.
1465 * expr.c (convert_move): Likewise.
1466 (move_by_pieces): Likewise.
1467 (move_by_pieces_ninsns): Likewise.
1468 (can_store_by_pieces): Likewise.
1469 (store_by_pieces_1): Likewise.
1470 (emit_move_via_integer): Likewise.
1471 (emit_move_complex): Likewise.
1472 (emit_move_ccmode): Likewise.
1473 (emit_move_insn_1): Likewise.
1474 (emit_single_push_insn): Likewise.
1475 (store_constructor): Likewise.
1476 (expand_expr_real_1): Likewise.
1477 (do_store_flag): Likewise.
1478 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1479 (enumerate_modes): Likewise.
1480 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1481 (supportable_widening_operation): Likewise.
1482 (supportable_narrowing_operation): Likewise.
1483 * expmed.c (store_bit_field_1): Likewise.
1484 (extract_bit_field_1): Likewise.
1485 (expand_mult_highpart_optab): Likewise.
1486 (expand_smod_pow2): Likewise.
1487 (expand_divmod): Likewise.
1488 (emit_store_flag): Likewise.
1489 * tree-vect-patterns.c
1490 (vect_pattern_recog_1): Likewise.
1491 * tree-ssa-loop-prefetch.c
1492 (nontemporal_store_p): Likewise.
1493 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1494 (vect_create_epilog_for_reduction): Likewise.
1495 (vectorizable_reduction): Likewise.
1496 (vectorizable_operation): Likewise.
1497 (vect_strided_store_supported): Likewise.
1498 (vectorizable_store): Likewise.
1499 (vect_strided_load_supported): Likewise.
1500 (vectorizable_load): Likewise.
1501 * combine.c (simplify_comparison): Likewise.
1502 * tree-vect-generic.c
1503 (type_for_widest_vector_mode): Likewise.
1504 (expand_vector_operations_1): Likewise.
1505 * config/spu/spu.c (spu_expand_mov): Likewise.
1506 (spu_emit_vector_compare): Likewise.
1507 * config/rs6000/rs6000.c
1508 (rs6000_emit_vector_compare): Likewise.
1509 * stmt.c (add_case_node): Likewise.
1510 * reload1.c (gen_reload):
1512 2007-08-09 Michael Matz <matz@suse.de>
1514 * tree.h (fixed_zerop): Declare as taking a const_tree.
1515 * tree.c (fixed_zerop): Take a const_tree.
1517 2007-08-09 Ira Rosen <irar@il.ibm.com>
1519 * tree-vect-transform.c (vectorizable_store): Remove call to
1520 copy_virtual_operands() and call mark_symbols_for_renaming() for
1521 the created vector store.
1522 (vect_setup_realignment): Don't call copy_virtual_operands() and
1523 update_vuses_to_preheader().
1524 (vectorizable_load): Don't call copy_virtual_operands().
1525 (update_vuses_to_preheader): Remove.
1527 2007-08-08 Chao-ying Fu <fu@mips.com>
1529 * tree.def (FIXED_POINT_TYPE): New type.
1530 (FIXED_CST): New constant.
1531 (FIXED_CONVERT_EXPR): New expr.
1532 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1533 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1534 * tree.h (struct tree_base): Add saturating_flag.
1535 Remove one bit of spare for saturating_flag.
1536 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1537 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1538 FIXED_POINT_TYPE_P): Define.
1539 (TYPE_SATURATING): Define.
1540 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1541 (struct tree_fixed_cst): New.
1542 (TYPE_IBIT, TYPE_FBIT): Define.
1543 (tree_node): Add fixed_cst.
1544 (enum tree_index): Add new enumeration values of
1545 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1546 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1547 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1548 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1549 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1550 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1551 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1552 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1553 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1554 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1555 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1556 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1557 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1558 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1559 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1560 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1561 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1562 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1563 (sat_short_fract_type_node, sat_fract_type_node,
1564 sat_long_fract_type_node, sat_long_long_fract_type_node,
1565 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1566 sat_unsigned_long_fract_type_node,
1567 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1568 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1569 unsigned_short_fract_type_node, unsigned_fract_type_node,
1570 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1571 sat_short_accum_type_node, sat_accum_type_node,
1572 sat_long_accum_type_node, sat_long_long_accum_type_node,
1573 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1574 sat_unsigned_long_accum_type_node,
1575 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1576 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1577 unsigned_short_accum_type_node, unsigned_accum_type_node,
1578 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1579 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1580 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1581 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1582 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1583 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1584 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1585 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1586 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1587 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1588 sat_uda_type_node, sat_uta_type_node): New macro.
1589 (make_fract_type, make_accum_type): Declare.
1590 (make_signed_fract_type, make_unsigned_fract_type,
1591 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1592 make_signed_accum_type, make_unsigned_accum_type,
1593 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1594 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1595 make_or_reuse_sat_signed_fract_type,
1596 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1597 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1598 make_or_reuse_sat_unsigned_accum_type): New macro.
1599 (fixed_zerop): Declare.
1600 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1601 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1602 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1603 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1604 * treestruct.def: Add TS_FIXED_CST.
1605 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1607 (tree-dump.o): Likewise.
1608 (print-tree.o): Likewise.
1609 (tree-pretty-print.o): Likewise.
1610 (fold-const.o): Likewise.
1611 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1612 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1613 (is_gimple_min_invariant): Handle FIXED_CST.
1614 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1615 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1616 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1617 (layout_type): Handle FIXED_POINT_TYPE.
1618 (make_fract_type, make_accum_type): New functions.
1619 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1620 * tree-dump.c (fixed-value.h): New include.
1621 (dump_fixed): New function.
1622 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1623 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1624 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1625 * tree-pretty-print.c (fixed-value.h): New include.
1626 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1628 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1629 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1630 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1631 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1632 for non-saturating fixed-point types.
1633 (reassociate_bb): Likewise.
1634 * emit-rtl.c (fixed-value.h): New include.
1635 (fconst0, fconst1): New array.
1636 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1637 * tree-vect-generic.c expand_vector_operation): Support
1638 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1640 (type_for_widest_vector_mode): Add one parameter for the
1642 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1644 Pass the satp parameter to type_for_mode for fixed-point types.
1645 (expand_vector_operations_1): Pass the saturating flag to
1646 type_for_widest_vector_mode.
1647 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1648 and MODE_VECTOR_UACCUM.
1649 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1650 (vectorizable_condition): Likewise.
1651 * tree.c (fixed-value.h): New include.
1652 (tree_code_size): Support FIXED_CST.
1653 (build_fixed): New function.
1654 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1655 (fixed_zerop): New function.
1656 (tree_node_structure): Support FIXED_CST.
1657 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1658 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1659 (type_hash_eq): Handle FIXED_POINT_TYPE.
1660 (simple_cst_equal): Support FIXED_CST.
1661 (iterative_hash_expr): Handle FIXED_CST.
1662 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1663 (get_narrower): Likewise.
1664 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1665 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1666 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1667 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1669 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1670 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1671 (initializer_zerop): Support FIXED_CST.
1672 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1673 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1674 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1675 (is_base_type): Handle FIXED_POINT_TYPE.
1676 (add_type_attribute): Handle FIXED_POINT_TYPE.
1677 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1678 * print-tree.c (fixed-value.h): New include.
1679 (print_node_brief): Support FIXED_CST.
1680 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1681 * c-pretty-print.c (fixed-value.h): New include.
1682 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1683 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1684 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1685 Support fixed-point types for inner items in VECTOR_TYPE.
1686 (pp_c_direct_declarator): Likewise.
1687 (pp_c_declarator): Likewise.
1688 (pp_c_fixed_constant): New function.
1689 (pp_c_constant): Handle FIXED_CST.
1690 (pp_c_primary_expression): Likewise.
1691 (pp_c_expression): Likewise.
1692 * fold-const.c (fixed-value.h): New include.
1693 (negate_expr_p): Return true for FIXED_CST.
1694 (fold_negate_expr): Support FIXED_CST.
1695 (split_tree): Support FIXED_CST.
1696 (const_binop): Support FIXED_CST.
1697 (fold_convert_const_int_from_fixed): New function to convert from
1699 (fold_convert_const_real_from_fixed): New function to convert from
1701 (fold_convert_const_fixed_from_fixed): New function to convert from
1702 fixed to another fixed.
1703 (fold_convert_const_fixed_from_int): New function to convert from
1705 (fold_convert_const_fixed_from_real): New function to convert from
1707 (fold_convert_const): Support conversions from fixed to int, from
1708 fixed to real, from fixed to fixed, from int to fixed, and from real
1710 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1711 (operand_equal_p): Support FIXED_CST.
1712 (make_range): For fixed-point modes, we need to pass the
1713 saturating flag as the 2nd parameter.
1714 (tree_swap_operands_p): Handle FIXED_CST.
1715 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1717 (fold_unary): Support FIXED_CONVERT_EXPR.
1718 (fold_binary): Handle FIXED_CST.
1719 Make sure the type is not saturating, before associating operations.
1720 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1721 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1722 (fold_negate_const): Support FIXED_CST.
1723 (fold_relational_const): Support FIXED_CST.
1724 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1725 (gimplify_expr): Handle FIXED_CST.
1726 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1727 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1728 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1729 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1730 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1731 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1732 LONG_LONG_ACCUM_TYPE_SIZE.
1733 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1734 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1735 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1736 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1737 MODE_ACCUM, and MODE_UACCUM.
1738 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1739 fixed-point types to disable reduction.
1740 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1742 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1744 * config/rs6000/x-rs6000: New file.
1745 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1746 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1747 (EXTRA_SPEC_FUNCTIONS): Define.
1748 (HAVE_LOCAL_CPU_DETECT): Define.
1749 (CC1_CPU_SPEC): Define.
1750 * config/rs6000/driver-rs6000.c: New file.
1751 * config/rs6000/aix.h (CC1_SPEC): Define.
1752 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1753 * config.host: Add x-rs6000 to host_xmake_file if host and target
1754 are rs6000 or powerpc.
1756 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1758 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1760 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1761 Sandra Loosemore <sandra@codesourcery.com>
1762 Chao-ying Fu <fu@mips.com>
1763 Nigel Stephens <nigel@mips.com>
1764 David Ung <davidu@mips.com>
1766 * doc/invoke.texi (-mcode-readable): Document.
1767 * config/mips/mips.opt (mcode-readable): New option.
1768 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1769 * config/mips/mips.h (mips_code_readable_setting): New enum.
1770 (mips_code_readable): Declare.
1771 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1772 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1773 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1774 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1775 boiler-plate comments.
1776 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1777 * config/mips/mips.c (mips_code_readable): New variable.
1778 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1779 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1780 context and -mcode-readable setting to restrict the use of
1781 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1782 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1783 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1784 (mips_blocks_for_constant_p): Only return false for
1785 TARGET_MIPS16_PCREL_LOADS.
1786 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1787 for MIPS16. Handle SYMBOL_32_HIGH.
1788 (mips_const_insns): Allow HIGHs for MIPS16 too.
1789 (mips_unspec_address_offset): New function, split out from...
1790 (mips_unspec_address): ...here.
1791 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1792 16-bit symbolic constants. Assert approropiate conditions for
1793 using the "la" and "dla" macros.
1794 (mips_handle_option): Handle -mcode-readable=.
1795 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1796 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1797 (mips_strip_unspec_address): New function, split out from...
1798 (print_operand_reloc): ...here.
1799 (print_operand): Pass constants through mips_strip_unspec_address.
1800 (print_operand_address): Likewise.
1801 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1802 (mips_select_rtx_section): Remove MIPS16 handling.
1803 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1804 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1805 (mips16_lay_out_constants): Do nothing unless
1806 TARGET_MIPS16_PCREL_LOADS.
1807 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1808 * config/mips/mips.md: Split HIGHs for MIPS16.
1809 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1811 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1813 * config/mips/mips-protos.h (mips_emit_move): Declare.
1814 * config/mips/mips.c (mips_emit_move): New function.
1815 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1816 (mips_legitimize_const_move): Likewise.
1817 (mips_legitimize_move): Likewise.
1818 (mips_split_64bit_move): Likewise.
1819 (mips_restore_gp): Likewise.
1820 (mips_load_call_address): Likewise.
1821 (mips_emit_fcc_reload): Likewise.
1822 (mips_set_return_address): Likewise.
1823 (mips_block_move_straight): Likewise.
1824 (mips_block_move_loop): Likewise.
1825 (mips_setup_incoming_varargs): Likewise.
1826 (mips_save_reg): Likewise.
1827 (mips_expand_prologue): Likewise.
1828 (mips_restore_reg): Likewise.
1829 (mips_expand_epilogue): Likewise.
1830 (mips_output_mi_thunk): Likewise.
1831 (build_mips16_call_stub): Likewise.
1832 (mips_builtin_branch_and_move): Likewise.
1833 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1834 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1835 (fixuns_truncdfdi2): Likewise.
1836 (fixuns_truncsfsi2): Likewise.
1837 (fixuns_truncsfdi2): Likewise.
1838 (loadgp_absolute): Likewise.
1839 (builtin_setjmp_setup): Likewise.
1840 (builtin_longjmp): Likewise.
1841 (untyped_call): Likewise.
1843 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1845 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1846 an "rtx *" argument. Return a bool.
1847 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1848 values and return true if they can be split. Take the same kind of
1849 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1850 and store the lo_sum there if nonnull. Use the symbol type to
1851 determine whether a $gp or HIGH is needed.
1852 (mips_legitimize_address): Update call to mips_split_symbol and
1853 simplify accordingly.
1854 (mips_legitimize_const_move): Likewise.
1855 * config/mips/mips.md: In the combine define_split,
1856 check mips_split_symbol instead of splittable_symbolic_operand.
1857 Update use of mips_split_symbol in the generator code.
1858 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1860 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1862 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1863 (mips_symbol_insns_1): New function, split out from...
1864 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1865 and stores separately from load addresses.
1866 (mips_classify_address): Replace uses of mips_symbolic_address_p
1867 with uses of mips_symbol_insns.
1868 (mips_address_insns): Update calls to mips_symbol_insns.
1869 (mips_const_insns): Likewise.
1870 (mips_legitimize_address): Likewise.
1872 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1874 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1875 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1876 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1877 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1878 non-call contexts if TARGET_MIPS16.
1879 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1880 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1881 code for SYMBOL_ABSOLUTE.
1882 (mips_symbol_insns): Likewise.
1884 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1886 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1887 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1888 (mips_symbolic_constant_p): Likewise. Update the call to
1889 mips_classify_symbol.
1890 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1891 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1892 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1893 (print_operand_reloc): Add a context argument. Update the call to
1894 mips_symbolic_constant_p.
1895 (print_operand): Update the calls to print_operand_reloc.
1896 (print_operand_address): Use print_operand_reloc rather than
1898 (mips_rewrite_small_data_p): Add a context argument. Update the call
1899 to mips_symbolic_constant_p.
1900 (mips_small_data_pattern_1): Make DATA the containing mem.
1901 Update the call to mips_rewrite_small_data_p.
1902 (mips_rewrite_small_data_1): Likewise.
1903 (mips_use_anchors_for_symbol_p): Update the call to
1904 mips_symbolic_constant_p.
1905 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1906 (splittable_symbolic_operand): Likewise.
1907 (move_operand): Likewise.
1908 (absolute_symbolic_operand): Likewise.
1909 (got_disp_operand): Likewise.
1910 (got_page_ofst_operand): Likewise.
1912 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1914 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1915 (SYMBOL_ABSOLUTE): ...this.
1916 (SYMBOL_SMALL_DATA): Rename to...
1917 (SYMBOL_GP_RELATIVE): ...this.
1918 (SYMBOL_CONSTANT_POOL): Rename to...
1919 (SYMBOL_PC_RELATIVE): ...this.
1920 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1921 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1922 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1923 after above changes.
1924 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1925 (general_symbolic_operand): Rename to...
1926 (absolute_symbolic_operand): ...this.
1927 * config/mips/mips.md: Update after above changes.
1929 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1930 Revital Eres <eres@il.ibm.com>
1932 * ddg.c (print_ddg): Add dump information.
1933 * modulo-sched.c (print_node_sched_params): Add parameter and
1935 (calculate_maxii): Remove function.
1936 (undo_generate_reg_moves): Likewise.
1937 (undo_permute_partial_schedule): Likewise.
1938 (kernel_number_of_cycles): Likewise.
1939 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1940 (sms_schedule): Use it. Remove profitability checks.
1941 (sms_schedule_by_order): Fix order of nodes within the cycle.
1943 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1945 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1946 -profile option, add pie support.
1947 (ENDFILE_SPEC): New spec.
1948 * config/gnu.h (LIB_SPEC): Add -profile option.
1950 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1952 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1953 * config/gnu.h (LIB_SPEC): Likewise.
1955 2007-08-07 Yaz Saito <saito@google.com>
1956 Ian Lance Taylor <iant@google.com>
1958 * common.opt (finstrument-functions-exclude-function-list): New
1960 (finstrument-functions-exclude-file-list): New option.
1961 * opts.c (char_p): Define and DEF_VEC.
1962 (flag_instrument_functions_exclude_functions): New static
1964 (flag_instrument_functions_exclude_files): New static variable.
1965 (add_instrument_functions_exclude_list): New static function.
1966 (flag_instrument_functions_exclude_p): New function.
1967 (common_handle_option): Handle new options.
1968 * flags.h (flag_instrument_functions_exclude_p): Declare.
1969 * gimplify.c (gimplify_function_tree): Call
1970 flag_instrument_functions_exclude_p.
1971 * doc/invoke.texi (Option Summary): Mention new options.
1972 (Code Gen Options): Document new options.
1974 2007-08-07 Ian Lance Taylor <iant@google.com>
1976 PR rtl-optimization/32776
1977 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1978 (resolve_use): Likewise.
1979 (decompose_multiword_subregs): Remove "changed" local variable.
1981 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1983 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1984 * configure: Regenerate.
1985 * config.in: Regenerate.
1986 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1989 2007-08-07 Ian Lance Taylor <iant@google.com>
1991 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1992 note, just delete the insn.
1994 2007-08-07 Andreas Schwab <schwab@suse.de>
1997 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2000 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2002 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2003 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2004 (decompose_multiword_subregs): Use the functions above to decompose
2005 multiword shifts and zero-extends.
2007 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2009 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2010 "assemble" descriptions which were swapped.
2012 2007-08-06 Chao-ying Fu <fu@mips.com>
2014 * fixed-value.h: New file.
2015 * fixed-value.c: New file.
2016 * Makefile.in (OBJS-common): Add fixed-value.o.
2017 (fixed-value.o): New rule.
2018 (GTFILES): Add fixed-value.h.
2019 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2020 to compare a.low and b.low.
2021 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2023 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2024 Daniel Jacobowitz <dan@codesourcery.com>
2027 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2029 (x86_64-*-netbsd*): Likewise.
2030 (x86_64-*-linux*): Likewise.
2031 (x86_64-*-kfreebsd*-gnu): Likewise.
2032 (x86_64-*-knetbsd*-gnu): Likewise.
2033 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2035 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2037 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2038 Add -fno-asynchronous-unwind-tables.
2040 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2041 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2042 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2043 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2044 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2046 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2048 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2049 (TARGET_C_MODE_FOR_SUFFIX): New.
2051 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2053 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2055 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2057 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2059 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2061 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2062 before checking function returns in conditional expressions.
2064 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2067 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2069 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2072 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2073 for INTEGRAL_TYPE_P.
2075 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2077 * configure.ac: Remove --enable-checking=df from default settings.
2078 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2079 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2080 if the parameter is true.
2081 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2082 DF_VERIFY_SCHEDULED flag is true.
2083 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2084 (df_finish_pass): Adjust prototype.
2085 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2088 * see.c (pass_see): Add TODO_df_verify.
2089 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2090 * global.c (rest_of_handle_global_alloc): Schedule verification
2092 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2094 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2095 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2096 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2098 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2099 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2100 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2102 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2103 Revital Eres <eres@il.ibm.com>
2105 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2107 * ddg.c (create_ddg_dependence): Rename to...
2108 (create_ddg_dep_from_intra_loop_link): This. Do not check
2109 for interloop edges. Do not create anti dependence edge when
2110 a true dependence edge exists in the opposite direction and
2111 -fmodulo-sched-allow-regmoves is set.
2112 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2113 (add_cross_iteration_register_deps): Create anti dependence edge
2114 when -fno-modulo-sched-allow-regmoves is set.
2115 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2117 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2119 * config/arm/arm.md (movsi): Add braces.
2121 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2124 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2125 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2127 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2129 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2131 * cfgloopmanip.c (remove_path, create_preheaders,
2132 force_single_succ_latches, fix_loop_structure): Ditto.
2133 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2134 tree_duplicate_loop_to_header_edge): Ditto.
2135 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2136 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2138 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2139 cleanup_tree_cfg): Ditto.
2140 * tree-cfg.c (tree_merge_blocks): Ditto.
2141 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2142 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2143 loop_preheader_edge, single_exit): Ditto.
2144 (flow_loops_find): Do not clear loops->state.
2145 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2146 loops_state_clear): New functions.
2148 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2151 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2152 when adding to the base and convert ELT to sizetype instead of type.
2154 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2157 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2158 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2160 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2163 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2164 correct type the negate expression.
2166 2007-08-03 Jan Hubicka <jh@suse.cz>
2168 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2171 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2173 * config/rs6000/rs6000.c (struct processor_cost): Change
2174 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2175 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2177 (rios1_costs, rios2_cost): Correct cache line size.
2178 (rs6000_override_options): Set l2-cache-size parameter.
2180 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2181 Diego Novillo <dnovillo@google.com>
2184 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2185 if the range includes 0.
2187 2007-08-03 Ben Elliston <bje@au.ibm.com>
2189 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2190 mode to unspec expressions to silence a warning from the generator
2193 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2195 * config/ia64/constraints.md ("U"): Make constraint vector only.
2197 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2200 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2201 always_inline attribute on the function decl.
2203 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2206 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2207 if we are compiling with -fPIC.
2209 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2210 Nigel Stephens <nigel@mips.com>
2212 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2213 Define for MIPS32 and MIPS64.
2215 2007-08-02 Nick Clifton <nickc@redhat.com>
2217 * config/host-hpux.c: Change copyright header to refer to version
2218 3 of the GNU General Public License and to point readers at the
2219 COPYING3 file and the FSF's license web page.
2220 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2221 config/alpha/linux.h, config/alpha/alpha.opt,
2222 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2223 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2224 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2225 config/alpha/alpha.h, config/alpha/sync.md,
2226 config/alpha/openbsd.h, config/alpha/alpha.md,
2227 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2228 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2229 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2230 config/alpha/constraints.md, config/alpha/osf.h,
2231 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2232 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2233 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2234 config/frv/frv-asm.h, config/frv/frv-protos.h,
2235 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2236 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2237 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2238 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2239 config/s390/s390.opt, config/s390/s390-modes.def,
2240 config/s390/fixdfdi.h, config/s390/constraints.md,
2241 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2242 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2243 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2244 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2245 config/m32c/prologue.md, config/m32c/m32c.abi,
2246 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2247 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2248 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2249 config/m32c/jump.md, config/m32c/shift.md,
2250 config/m32c/m32c-protos.h, config/libgloss.h,
2251 config/spu/spu-protos.h, config/spu/predicates.md,
2252 config/spu/spu-builtins.h, config/spu/spu.c,
2253 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2254 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2255 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2256 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2257 config/sparc/hypersparc.md, config/sparc/predicates.md,
2258 config/sparc/linux.h, config/sparc/sp64-elf.h,
2259 config/sparc/supersparc.md, config/sparc/cypress.md,
2260 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2261 config/sparc/niagara.md, config/sparc/sparc.md,
2262 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2263 config/sparc/sparc.opt, config/sparc/sync.md,
2264 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2265 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2266 config/sparc/sparc.c, config/sparc/little-endian.opt,
2267 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2268 config/sparc/linux64.h, config/sparc/freebsd.h,
2269 config/sparc/sol2.h, config/sparc/rtemself.h,
2270 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2271 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2272 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2273 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2274 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2275 config/m32r/linux.h, config/m32r/constraints.md,
2276 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2277 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2278 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2279 config/i386/i386.md, config/i386/netware-crt0.c,
2280 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2281 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2282 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2283 config/i386/sol2.h, config/i386/constraints.md,
2284 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2285 config/i386/predicates.md, config/i386/geode.md,
2286 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2287 config/i386/freebsd64.h, config/i386/vxworksae.h,
2288 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2289 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2290 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2291 config/i386/netware.h, config/i386/i386-modes.def,
2292 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2293 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2294 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2295 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2296 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2297 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2298 config/i386/xm-mingw32.h, config/i386/linux64.h,
2299 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2300 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2301 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2302 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2303 config/i386/cygwin2.c, config/i386/i386-protos.h,
2304 config/i386/sync.md, config/i386/openbsd.h,
2305 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2306 config/i386/nto.h, config/i386/biarch64.h,
2307 config/i386/i386-coff.h, config/i386/freebsd.h,
2308 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2309 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2310 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2311 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2312 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2313 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2314 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2315 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2316 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2317 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2318 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2319 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2320 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2321 config/sh/superh64.h, config/sh/rtemself.h,
2322 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2323 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2324 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2325 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2326 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2327 config/avr/predicates.md, config/avr/constraints.md,
2328 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2329 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2330 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2331 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2332 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2333 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2334 config/c4x/predicates.md, config/c4x/c4x.h,
2335 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2336 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2337 config/xtensa/linux.h, config/xtensa/xtensa.h,
2338 config/xtensa/elf.h, config/xtensa/xtensa.md,
2339 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2340 config/xtensa/xtensa-protos.h, config/dbx.h,
2341 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2342 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2343 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2344 config/host-solaris.c, config/fr30/fr30.h,
2345 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2346 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2347 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2348 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2349 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2350 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2351 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2352 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2353 config/cris/predicates.md, config/cris/linux.h,
2354 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2355 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2356 config/cris/aout.opt, config/cris/cris-protos.h,
2357 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2358 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2359 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2360 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2361 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2362 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2363 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2364 config/chorus.h, config/mn10300/mn10300.c,
2365 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2366 config/mn10300/mn10300.h, config/mn10300/linux.h,
2367 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2368 config/mn10300/mn10300.md, config/ia64/predicates.md,
2369 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2370 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2371 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2372 config/ia64/freebsd.h, config/ia64/ia64.md,
2373 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2374 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2375 config/gofast.h, config/rtems.h, config/sol2-10.h,
2376 config/m68k/predicates.md, config/m68k/m68k.md,
2377 config/m68k/linux.h, config/m68k/m68k-modes.def,
2378 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2379 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2380 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2381 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2382 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2383 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2384 config/m68k/constraints.md, config/m68k/rtemself.h,
2385 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2386 config/m68k/uclinux.h, config/rs6000/power4.md,
2387 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2388 config/rs6000/linux.h, config/rs6000/eabi.h,
2389 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2390 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2391 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2392 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2393 config/rs6000/windiss.h, config/rs6000/603.md,
2394 config/rs6000/aix41.h, config/rs6000/cell.md,
2395 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2396 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2397 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2398 config/rs6000/default64.h, config/rs6000/7xx.md,
2399 config/rs6000/darwin.opt, config/rs6000/spe.md,
2400 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2401 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2402 config/rs6000/7450.md, config/rs6000/linux64.h,
2403 config/rs6000/constraints.md, config/rs6000/440.md,
2404 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2405 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2406 config/rs6000/rs6000.h, config/rs6000/power6.md,
2407 config/rs6000/predicates.md, config/rs6000/altivec.md,
2408 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2409 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2410 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2411 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2412 config/rs6000/linux64.opt, config/rs6000/sync.md,
2413 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2414 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2415 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2416 config/rs6000/eabispe.h, config/rs6000/e500.h,
2417 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2418 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2419 config/rs6000/aix.h, config/rs6000/vxworks.h,
2420 config/rs6000/40x.md, config/rs6000/aix51.h,
2421 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2422 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2423 config/arc/arc.h, config/mcore/mcore-elf.h,
2424 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2425 config/mcore/mcore.md, config/mcore/mcore.c,
2426 config/mcore/mcore.opt, config/mcore/mcore.h,
2427 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2428 config/score/predicates.md, config/score/score-version.h,
2429 config/score/score-protos.h, config/score/misc.md,
2430 config/score/elf.h, config/score/score.c, config/score/mac.md,
2431 config/score/score7.md, config/score/score.h,
2432 config/score/score-conv.h, config/score/score-mdaux.c,
2433 config/score/score.md, config/score/score.opt,
2434 config/score/score-modes.def, config/score/score-mdaux.h,
2435 config/score/mul-div.S, config/arm/uclinux-elf.h,
2436 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2437 config/arm/symbian.h, config/arm/linux-elf.h,
2438 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2439 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2440 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2441 config/arm/strongarm-pe.h, config/arm/arm.h,
2442 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2443 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2444 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2445 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2446 config/arm/arm-cores.def, config/arm/arm-protos.h,
2447 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2448 config/arm/wince-pe.h, config/arm/neon.md,
2449 config/arm/constraints.md, config/arm/neon.ml,
2450 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2451 config/arm/arm.opt, config/arm/arm926ejs.md,
2452 config/arm/predicates.md, config/arm/iwmmxt.md,
2453 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2454 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2455 config/arm/neon-testgen.ml, config/arm/arm.md,
2456 config/arm/xscale-coff.h, config/arm/pe.c,
2457 config/arm/arm-generic.md, config/arm/pe.h,
2458 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2459 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2460 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2461 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2462 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2463 config/pa/predicates.md, config/pa/pa64-hpux.h,
2464 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2465 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2466 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2467 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2468 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2469 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2470 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2471 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2472 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2473 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2474 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2475 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2476 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2477 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2478 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2479 config/mips/linux64.h, config/mips/elforion.h,
2480 config/mips/constraints.md, config/mips/generic.md,
2481 config/mips/predicates.md, config/mips/4300.md,
2482 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2483 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2484 config/mips/5k.md, config/mips/vr4120-div.S,
2485 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2486 config/mips/mips-protos.h, config/mips/6000.md,
2487 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2488 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2489 config/mips/mips-modes.def, config/mips/vr.h,
2490 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2491 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2492 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2493 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2494 config/vax/openbsd1.h, config/vax/netbsd.h,
2495 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2496 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2497 config/h8300/rtems.h, config/h8300/predicates.md,
2498 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2499 config/h8300/h8300.md, config/h8300/h8300.opt,
2500 config/h8300/coff.h, config/h8300/h8300-protos.h,
2501 config/v850/v850.md, config/v850/predicates.md,
2502 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2503 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2504 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2505 config/mmix/mmix.h, config/mmix/predicates.md,
2506 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2507 config/mmix/mmix.c, config/mmix/mmix.opt,
2508 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2509 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2510 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2511 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2514 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2516 * emit-rtl.c (reset_used_decls): Rename to...
2517 (set_used_decls): ...this. Set the used flag rather than clearing it.
2518 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2519 DECL_RTLs rather than resetting them.
2521 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2523 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2525 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2527 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2528 argument to find_reloads_address.
2530 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2532 PR tree-optimization/32919
2533 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2534 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2535 (coalesce_ssa_name): Call it.
2537 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2538 David Ung <davidu@mips.com>
2540 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2541 (__mips16_unorddf2, __mips16_floatunsidf): New.
2542 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2544 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2546 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2548 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2549 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2550 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2551 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2552 * omp-low.c (get_ws_args_for, determine_parallel_type,
2553 expand_omp_for_generic, expand_omp_for_static_nochunk,
2554 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2555 Work with more precise CFG.
2556 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2557 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2559 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2560 * gimple-low.c (lower_stmt): Ditto.
2561 * tree-inline.c (estimate_num_insns_1): Ditto.
2562 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2563 (OMP_SECTIONS_SWITCH): New.
2564 * tree-cfgcleanup.c (cleanup_omp_return): New.
2565 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2566 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2567 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2568 (tree_redirect_edge_and_branch): Handle omp constructs.
2570 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2571 with three arguments.
2573 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2575 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2578 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2580 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2581 the loop structures may need fixing.
2582 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2584 (cleanup_tree_cfg_loop): Removed.
2585 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2586 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2587 instead of running cleanup_tree_cfg_loop.
2588 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2589 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2590 (tree_predictive_commoning): Declaration changed.
2591 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2593 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2595 * doc/invoke.texi (l1-cache-size): Update documentation.
2596 (l2-cache-size): Document.
2597 * params.h (L2_CACHE_SIZE): New macro.
2598 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2599 that L1_CACHE_SIZE is in kB now.
2600 (L2_CACHE_SIZE_BYTES): New macro.
2601 (tree_ssa_prefetch_arrays): Show size in kB.
2602 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2603 and l2_cache_size fields.
2604 * config/i386/driver-i386.c (describe_cache): Detect cache size
2606 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2607 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2608 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2609 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2610 (override_options): Set l1-cache-size and l2-cache-size to default
2611 values if not specified otherwise.
2612 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2613 (PARAM_L2_CACHE_SIZE): New.
2615 2007-08-01 Nigel Stephens <nigel@mips.com>
2616 David Ung <davidu@mips.com>
2617 Thiemo Seufer <ths@mips.com>
2618 Chris Dearman <chris@mips.com>
2619 Richard Sandiford <richard@codesourcery.com>
2621 * config.gcc (mips*-sde-elf*): New stanza.
2622 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2623 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2624 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2625 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2626 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2627 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2629 * config/mips/sde.h: New file.
2630 * config/mips/t-libgcc-mips16: Likewise.
2631 * config/mips/t-sde: Likewise.
2632 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2633 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2634 _MIPS_FPSET and _MIPS_SZINT.
2635 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2636 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2637 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2638 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2639 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2640 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2641 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2642 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2643 _MIPS_SZPTR and _MIPS_FPSET.
2644 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2645 architecture is specified.
2646 (MIPS_32BIT_OPTION_SPEC): New macro.
2648 2007-07-31 Dan Hipschman <dsh@google.com>
2650 * gcc.c (end_going_arg): New function.
2651 (do_spec_2): Use it.
2652 (do_spec_1): Use it.
2654 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2656 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2657 only if ENABLE_CHECKING is defined.
2659 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2661 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2662 df_ru_add_problem, df_ru_get_bb_info): Removed.
2663 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2664 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2665 df_ru_free_bb_info, df_ru_alloc,
2666 df_ru_bb_local_compute_process_def,
2667 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2668 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2669 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2670 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2671 df_ru_add_problem): Removed.
2673 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2676 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2677 (casesi32p, casesi64p): Likewise.
2678 (casesi): Adjust for above.
2680 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2682 * mode-switching.c (create_pre_exit): Don't search past calls.
2684 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2686 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2688 2007-07-31 Revital Eres <eres@il.ibm.com>
2690 * ddg.c (add_deps_for_def): Rename to...
2691 (add_cross_iteration_register_deps): This. Change implementation
2692 to use only reaching def and def-use chains to construct the
2693 inter loop dependencies.
2694 (add_deps_for_use): Remove function.
2695 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2696 function to build the inter loop dependencies.
2697 * modulo-sched.c (sms_schedule): Build only
2698 reaching def and def-use chains for the propose of the ddg
2701 2007-07-31 Julian Brown <julian@codesourcery.com>
2703 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2704 New define_insns. Use correct RTL.
2705 (vec_set<mode>): Write as expander.
2707 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2709 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2710 to an unallocated space.
2712 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2715 (split_constant_offset): Enable split_constant_offset to extract
2716 constants from other statements.
2717 * tree-vect-transform.c
2718 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2719 to a temp var. Force base_offset to be simple.
2721 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2723 * df-scan.c (df_scan_verify): Remove artificial limit on
2724 the number of blocks for verification.
2725 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2726 df_simulate_defs): Avoid unnecessary insn checking for defs.
2728 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2730 * config/m68k/lb1sf68.asm (FUNC): New macro.
2732 (__udivsi3): Likewise.
2733 (__divsi3): Likewise.
2734 (__umodsi3): Likewise.
2735 (__modsi3): Likewise.
2736 (__subdf3): Likewise.
2737 (__adddf3): Likewise.
2738 (__muldf3): Likewise.
2739 (__divdf3): Likewise.
2740 (__negdf2): Likewise.
2741 (__cmpdf2): Likewise.
2742 (__subsf3): Likewise.
2743 (__addsf3): Likewise.
2744 (__mulsf3): Likewise.
2745 (__divsf3): Likewise.
2746 (__negsf2): Likewise.
2747 (__cmpsf2): Likewise.
2748 (__eqdf2): Likewise.
2749 (__nedf2): Likewise.
2750 (__gtdf2): Likewise.
2751 (__gedf2): Likewise.
2752 (__ltdf2): Likewise.
2753 (__ledf2): Likewise.
2754 (__eqsf2): Likewise.
2755 (__nesf2): Likewise.
2756 (__gtsf2): Likewise.
2757 (__gesf2): Likewise.
2758 (__ltsf2): Likewise.
2759 (__lesf2): Likewise.
2761 2007-07-30 Ollie Wild <aaw@google.com>
2763 * c-ppoutput.c (print_lines_directives_only): New function.
2764 (scan_translation_unit_directives_only): New function.
2765 (preprocess_file): Add call to scan_translation_unit_directives_only.
2766 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2767 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2768 -fdirectives-only. Add errors for -fdirectives-only conflict with
2769 -Wunused-macros and -traditional.
2770 (finish_options): Add builtin macro initialization for
2771 -fdirectives-only + -fpreprocessed.
2772 * c.opt (fdirectives-only): New.
2773 * doc/cppopts.texi (fdirectives-only): New.
2775 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2777 * alias.c (record_set, memory_modified_1): Constify.
2778 * bt-load.c (note_btr_set): Likewise.
2779 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2780 * combine.c (set_nonzero_bits_and_sign_copies,
2781 expand_field_assignment, record_dead_and_set_regs_1,
2782 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2783 likely_spilled_retval_1): Likewise.
2784 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2785 frv_io_handle_set): Likewise.
2786 * config/mips/mips.c (mips_sim_record_set,
2787 vr4130_true_reg_dependence_p_1): Likewise.
2788 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2789 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2790 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2791 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2792 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2793 * ddg.c (mark_mem_store): Likewise.
2794 * df-problems.c (df_urec_mark_reg_change): Likewise.
2795 * function.c (update_epilogue_consts): Likewise.
2796 * gcse.c (record_set_info, record_last_set_info,
2797 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2798 reg_clear_last_set): Likewise.
2799 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2801 * jump.c (reversed_comparison_code_parts): Likewise.
2802 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2803 reg_is_set): Likewise.
2804 * loop-iv.c (mark_altered): Likewise.
2805 * mode-switching.c (reg_becomes_live): Likewise.
2806 * optabs.c (no_conflict_move_test): Likewise.
2807 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2809 * postreload.c (reload_combine_note_store, move2add_note_store):
2811 * regmove.c (flags_set_1): Likewise.
2812 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2814 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2816 * resource.c (update_live_status): Likewise.
2817 * rtl.h (set_of, note_stores): Likewise.
2818 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2819 note_stores, parms_set): Likewise.
2820 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2821 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2823 * var-tracking.c (count_stores, add_stores): Likewise.
2825 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2827 * alias.c (mems_in_disjoint_alias_sets_p,
2828 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2829 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2830 write_dependence_p, mems_in_disjoint_alias_sets_p,
2831 read_dependence, true_dependence, canon_true_dependence,
2832 anti_dependence, output_dependence): Constify.
2833 * combine.c (extended_count): Likewise.
2834 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2835 * cselib.c (get_value_hash, references_value_p,
2836 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2837 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2838 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2839 * function.c (contains, prologue_epilogue_contains,
2840 sibcall_epilogue_contains): Likewise.
2841 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2842 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2843 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2844 reg_or_subregno): Likewise.
2845 * recog.c (asm_noperands): Likewise.
2846 * reload1.c (function_invariant_p): Likewise.
2847 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2848 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2849 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2850 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2851 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2852 extended_count, prologue_epilogue_contains,
2853 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2854 canon_true_dependence, read_dependence, anti_dependence,
2855 output_dependence): Likewise.
2856 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2858 2007-07-30 Julian Brown <julian@codesourcery.com>
2860 * config/arm/neon.md (V_ext): New mode attribute.
2861 (neon_vget_lane<mode>): Replace with define_expand.
2862 (neon_vget_lane<mode>_sext_internal)
2863 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2864 and quad precision vectors.
2865 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2866 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2867 have typeless 32-bit result.
2869 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2872 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2874 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2875 use sizetype for rest.
2876 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2877 (aff_combination_convert): Don't convert rest for pointer types.
2879 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2881 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2883 * tree-ssa-alias.c: Add alloc-pool.h.
2884 (init_alias_info): Free alias_bitmap_obstack.
2885 (delete_alias_info): Call delete_mem_ref_stats.
2886 (get_mem_sym_stats_for): Use alloc_pool.
2887 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2888 (delete_mem_sym_stats): Removed.
2890 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2892 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2893 functions cannot be represented as classical distance vectors.
2895 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2897 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2898 * builtins.c (validate_arg, builtin_mathfn_code,
2899 validate_arglist): Likewise.
2900 * calls.c (call_expr_flags): Likewise.
2901 * combine.c (reg_nonzero_bits_for_combine,
2902 reg_num_sign_bit_copies_for_combine, get_last_value,
2903 reg_truncated_to_mode): Likewise.
2904 * emit-rtl.c (subreg_lowpart_p): Likewise.
2905 * expr.c (highest_pow2_factor_for_target,
2906 categorize_ctor_elements_1, categorize_ctor_elements,
2907 count_type_elements, contains_packed_reference,
2908 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2909 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2910 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2911 native_encode_int, native_encode_real, native_encode_complex,
2912 native_encode_vector, native_encode_expr, native_interpret_int,
2913 native_interpret_real, native_interpret_complex,
2914 native_interpret_vector, native_interpret_expr): Likewise.
2915 * function.c (use_register_for_decl): Likewise.
2916 * gimplify.c (get_name): Likewise.
2917 * langhooks-def.h (lhd_return_null_const_tree): New.
2918 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2919 * langhooks.c (lhd_return_null_const_tree): New.
2920 * langhooks.h (lang_get_callee_fndecl): Constify.
2921 * output.h (constructor_static_from_elts_p): Likewise.
2922 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2923 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2924 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2925 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2926 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2927 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2928 * rtlhooks-def.h (reg_nonzero_bits_general,
2929 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2931 * rtlhooks.c (reg_num_sign_bit_copies_general,
2932 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2934 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2935 * stor-layout.c (mode_for_size_tree): Likewise.
2936 * tree-ssa-loop-im.c (memref_eq): Likewise.
2937 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2938 * tree.c (contains_placeholder_p, type_list_equal,
2939 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2941 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2942 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2943 contains_placeholder_p, contains_packed_reference,
2944 get_callee_fndecl, operand_equal_for_phi_arg_p,
2945 warn_if_unused_value, is_body_block, native_encode_expr,
2946 native_interpret_expr, fold_convertible_p, operand_equal_p,
2947 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2948 validate_arglist, simple_cst_equal, type_list_equal,
2949 use_register_for_decl, call_expr_flags, get_name,
2950 highest_pow2_factor): Likewise.
2951 (const_call_expr_arg_iterator_d,
2952 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2953 first_const_call_expr_arg, more_const_call_expr_args_p,
2954 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2955 * varasm.c (constructor_static_from_elts_p): Constify.
2957 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2959 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2960 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2961 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2962 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2963 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2964 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2965 spelling conventions.
2966 * doc/invoke.texi: Follow spelling conventions.
2968 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2969 Revital Eres <eres@il.ibm.com>
2971 * modulo-sched.c (sms_schedule): Avoid loops which includes
2972 auto-increment instructions.
2974 2007-07-28 Richard Guenther <rguenther@suse.de>
2977 * fold-const.c (fold_cond_expr_with_comparison): Convert
2978 operand zero of MIN/MAX_EXPR to correct type.
2980 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2982 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2983 flags_from_decl_or_type): Constify.
2984 * gcc.c (do_spec_1): Likewise.
2985 * print-tree.c (dump_addr, print_node_brief): Likewise.
2986 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2987 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2988 tree_purge_all_dead_eh_edges): Likewise.
2989 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2990 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2992 * tree.c (expr_location, expr_has_location, expr_locus,
2993 expr_filename, expr_lineno, get_inner_array_type,
2994 fields_compatible_p): Likewise.
2995 * tree.h (get_inner_array_type, fields_compatible_p,
2996 expr_location, expr_has_location, expr_locus, expr_filename,
2997 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2998 setjmp_call_p, alloca_call_p): Likewise.
3000 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3002 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3003 TV_FLOW_INSENSITIVE.
3005 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3007 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3008 (compute_flow_insensitive_aliasing): Ditto for
3009 TV_FLOW_INSENSITIVE.
3011 2007-07-27 Jan Hubicka <jh@suse.cz>
3013 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
3016 * attribs.c: Include hashtab.h
3017 (attribute_hash): New.
3018 (substring): New structure.
3019 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3021 (init_attributes): Initialize attribute hash.
3022 (decl_attributes): Use attribute hash.
3023 * Makefile.in (attribs.c): Depend on hashtab.h.
3025 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3027 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3029 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3031 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3032 __mips_dspr2 and __mips_dsp_rev macros.
3033 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3035 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3037 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3039 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3043 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3044 and the updating of the live and do_not_gen sets.
3045 (df_note_bb_compute): Added updating of live and do_not_gen sets
3046 for regular defs so that the case of clobber inside conditional
3047 call is processed correctly.
3049 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3051 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3052 operands with compatible type.
3054 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3056 * expr.h (store_bit_field): Don't return a value.
3057 * expmed.c (check_predicate_volatile_ok): New function.
3058 (store_bit_field_1): New function, extracted from store_bit_field.
3059 Take a fallback_p argument and return true if the operation succeeded.
3060 Only use store_fixed_bit_field if fallback_p. Don't recompute
3061 mode_for_extraction; use op_mode instead. Try forcing memories
3062 into registers if the insv expander fails.
3063 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3064 Don't return a value.
3065 (convert_extracted_bit_field): New function, extracted from
3067 (extract_bit_field_1): Likewise. Take a fallback_p argument
3068 and return NULL if the operation succeeded. Only use
3069 extract_fixed_bit_field if fallback_p. Only calculate one
3070 extraction mode. Combine code for extv and extzv. Try forcing
3071 memories into registers if the ext(z)v expander fails.
3072 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3074 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3076 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3078 (df_ref): Likewise. Put regno with other integer fields.
3080 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3082 * df.h (df_mw_hardreg): Remove "loc" field.
3083 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3085 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3086 split out from df_set_unused_notes_for_mw. Return false for
3087 partial references. Assert that mw_reg is a REG when returning true.
3088 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3089 (df_whole_mw_reg_dead_p): New function, split out from
3090 df_set_dead_notes_for_mw. Return false for partial references.
3091 Assert that mw_reg is a REG when returning true.
3092 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3093 Remove redundant bitmap check.
3095 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3097 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3098 ($(T)crtend.o): Likwise.
3099 ($(T)crtbeginS.o): Likwise.
3100 ($(T)crtendS.o): Likwise.
3101 ($(T)crtfastmath.o): Likwise.
3103 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3105 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3106 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3107 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3108 and x_n_bbs_in_dom_tree fields.
3110 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3112 PR tree-optimization/32087
3113 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3114 Do not call scale_bbs_frequencies_int with prob of zero.
3116 2007-07-26 Julian Brown <julian@codesourcery.com>
3118 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3119 (neon_element_bits): Add prototypes.
3120 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3121 (neon_const_bounds, neon_element_bits): New functions.
3122 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3123 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3124 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3125 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3126 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3127 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3128 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3129 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3130 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3131 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3132 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3133 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3134 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3136 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3138 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3139 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3141 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3142 Julian Brown <julian@codesourcery.com>
3144 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3145 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3146 * config/arm/cortex-a8.md: New.
3147 * config/arm/cortex-a8-neon.md: New.
3148 * config/arm/neon-schedgen.ml: New.
3149 * config/arm/neon.md (vqh_mnem): New.
3151 (Is_float_mode): New.
3152 (Scalar_mul_8_16): New.
3154 (V_mode_nunits): New.
3155 (All instruction patterns): Annotate with neon_type attribute
3157 * config/arm/arm.md: Include cortex-a8.md.
3158 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3160 Annotate instruction patterns accordingly.
3161 (generic_sched): Do not use generic scheduling for Cortex-A8.
3162 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3164 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3166 * fold-const.c (fold_read_from_constant_string): Use
3168 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3170 2007-07-26 Nick Clifton <nickc@redhat.com>
3172 * tree-ssa-operands.h: Change copyright header to refer to version
3173 3 of the GNU General Public License and to point readers at the
3174 COPYING3 file and the FSF's license web page.
3175 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3176 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3177 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3178 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3179 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3180 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3181 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3182 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3183 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3184 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3185 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3186 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3187 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3188 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3189 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3190 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3191 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3192 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3193 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3194 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3195 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3196 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3197 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3198 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3199 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3200 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3201 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3202 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3203 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3204 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3205 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3206 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3207 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3208 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3209 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3210 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3211 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3212 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3213 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3214 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3215 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3216 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3217 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3218 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3219 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3220 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3221 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3222 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3223 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3224 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3225 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3226 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3227 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3228 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3229 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3230 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3231 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3232 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3233 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3234 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3235 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3236 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3237 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3238 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3239 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3240 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3241 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3242 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3243 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3244 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3245 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3246 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3247 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3248 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3249 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3250 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3251 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3252 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3253 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3254 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3255 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3256 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3257 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3258 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3259 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3260 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3261 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3262 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3263 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3264 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3265 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3266 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3267 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3268 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3269 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3270 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3271 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3272 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3273 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3274 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3275 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3276 convert.c, convert.h, langhooks-def.h, reload1.c,
3277 tree-ssa-operands.c: Likewise.
3279 2007-07-26 Jan Hubicka <jh@suse.cz>
3281 * tree-ssa-live.c: Include debug.h and flags.h.
3282 (mark_scope_block_unused): New function.
3283 (remove_unused_scope_block_p): New function.
3284 (remove_unused_locals): Remove unused blocks too.
3286 2007-07-25 Ian Lance Taylor <iant@google.com>
3288 * combine.c (combine_max_regno): Remove. Remove all uses.
3289 (struct reg_stat_struct): Rename from struct reg_stat.
3290 (reg_stat_type): Define, and declare VECs.
3291 (reg_stat): Change from pointer to VEC. Change all uses.
3292 (combine_split_insns): New static function.
3293 (try_combine, find_split_point): Call it instead of split_insns.
3295 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3297 * cfghooks.c (split_block): Fix the information about loop latch.
3299 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3301 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3303 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3305 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3306 Scan the new edge for loop exit info.
3308 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3310 * config/darwin.c: Include debug.h.
3312 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3315 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3317 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3319 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3320 (HARD_REGNO_MODE_OK): Ditto.
3321 (MODES_TIEABLE_P): Ditto.
3322 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3323 (CLASS_MAX_NREGS): Ditto.
3324 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3325 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3326 (divdf3_internal_thr): Removed.
3327 * config/ia64/div.md: New file.
3328 * config/ia64/constraints.md: Add H constraint.
3330 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3332 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3333 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3334 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3335 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3336 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3337 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3338 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3339 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3340 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3341 dump_sbitmap_file, debug_sbitmap, popcount_table,
3342 sbitmap_popcount): Constify.
3343 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3344 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3345 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3346 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3347 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3348 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3349 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3350 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3351 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3352 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3353 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3355 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3357 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3358 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3359 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3360 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3361 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3362 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3363 bitmap_intersect_p, bitmap_intersect_compl_p,
3364 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3365 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3367 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3368 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3369 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3370 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3371 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3372 debug_bitmap, debug_bitmap_file, bitmap_print,
3373 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3374 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3376 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3378 * config/darwin.c (darwin_override_options): Additional fix for
3379 debug info formats that don't support var tracking.
3381 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3383 * cselib.c (entry_and_rtx_equal_p): Constify.
3384 * gengtype.c (output_mangled_typename, write_types, write_local):
3386 * gengtype.h (const_type_p): New.
3387 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3389 * tlink.c (scan_linker_output): De-constify.
3390 * tree-ssa-loop-im.c (memref_eq): Constify.
3391 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3392 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3394 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3396 * c-common.c (fname_as_string, c_type_hash): Constify.
3397 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3398 * cgraph.c (edge_hash, edge_eq): Likewise.
3399 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3400 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3401 reg_attrs_htab_eq): Likewise.
3402 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3404 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3405 const_decl_t, const_state_t, const_automata_list_el_t): New.
3406 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3407 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3408 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3409 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3410 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3411 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3412 compare_max_occ_cycle_nums, out_state_arcs_num,
3413 compare_transition_els_num, units_cmp, state_reservs_cmp):
3415 * genmodes.c (cmp_modes): Likewise.
3416 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3417 * gimplify.c (compare_case_labels): Likewise.
3418 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3419 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3420 * matrix-reorg.c (mtt_info_hash): Likewise.
3421 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3422 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3423 (htab_hash_bucket, htab_hash_elem): Constify.
3424 * tree-browser.c (TB_parent_eq): Likewise.
3425 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3426 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3427 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3428 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3430 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3431 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3432 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3433 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3434 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3436 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3437 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3438 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3439 * tree-ssa-threadupdate.c (redirection_data_hash,
3440 redirection_data_eq): Likewise.
3441 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3442 * tree-ssa.c (var_ann_eq): Likewise.
3443 * tree-vrp.c (compare_case_labels): Likewise.
3444 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3445 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3446 tree_not_check_failed, tree_class_check_failed,
3447 tree_range_check_failed, tree_not_class_check_failed,
3448 omp_clause_check_failed, omp_clause_range_check_failed,
3449 tree_contains_struct_check_failed, tree_operand_check_failed):
3451 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3452 tree_not_check_failed, tree_class_check_failed,
3453 tree_range_check_failed, tree_not_class_check_failed,
3454 tree_operand_check_failed, omp_clause_operand_check_failed,
3455 tree_operand_length): Likewise.
3456 * var-tracking.c (const_variable): New.
3457 (variable_htab_hash, variable_htab_eq): Constify.
3458 * varasm.c (const_desc_hash): Likewise.
3460 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3462 * expr.c (handled_component_p): Constify.
3463 * fold-const.c (fit_double_type): Likewise.
3464 * real.h (real_value_from_int_cst): Likewise.
3465 * tree-flow-inline.h (gimple_in_ssa_p,
3466 gimple_aliases_computed_p, gimple_addressable_vars,
3467 gimple_call_clobbered_vars, gimple_referenced_vars,
3468 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3469 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3470 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3471 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3472 is_label_stmt, is_global_var, phi_ssa_name_p,
3473 factoring_name_p, is_call_clobbered, tree_common_ann,
3474 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3475 unmodifiable_var_p, array_ref_contains_indirect_ref,
3476 ref_contains_array_ref, lookup_subvars_for_var,
3477 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3478 gimple_mem_ref_stats): Likewise.
3479 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3480 may_aliases, is_exec_stmt, is_label_stmt,
3481 ref_contains_array_ref, array_ref_contains_indirect_ref,
3482 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3483 unmodifiable_var_p): Likewise.
3484 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3485 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3486 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3487 cst_and_fits_in_hwi, real_value_from_int_cst,
3488 build_real_from_int_cst, integer_zerop, integer_onep,
3489 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3490 tree_floor_log2, real_zerop, real_onep, real_twop,
3491 real_minus_onep, really_constant_p, purpose_member, chain_member,
3492 list_length, fields_length, int_size_in_bytes, bit_position,
3493 int_bit_position, byte_position, int_byte_position, expr_align,
3494 array_type_nelts, tree_node_structure,
3495 type_contains_placeholder_1, iterative_hash_pointer,
3496 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3497 tree_map_base_eq, type_hash_list, type_hash_eq,
3498 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3499 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3500 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3501 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3502 int_fits_type_p, get_containing_scope, decl_function_context,
3503 decl_type_context, omp_clause_operand_check_failed,
3504 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3505 * tree.h (omp_clause_operand_check_failed, tree_size,
3506 build_real_from_int_cst, array_type_nelts, purpose_member,
3507 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3508 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3509 is_attribute_p, check_qualified_type, expr_align,
3510 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3511 int_byte_position, list_length, fields_length, initializer_zerop,
3512 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3513 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3514 tree_node_structure, handled_component_p, get_containing_scope,
3515 decl_function_context, decl_type_context, real_zerop,
3516 type_num_arguments, fit_double_type, really_constant_p,
3517 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3518 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3519 real_twop, real_minus_onep, int_cst_value): Likewise.
3521 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3523 * cfglayout.c (insn_scope, insn_line): Constify.
3524 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3525 const_double_htab_hash, const_double_htab_eq,
3526 mem_attrs_htab_hash): Likewise.
3527 * loop-iv.c (biv_eq): Likewise.
3528 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3529 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3530 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3532 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3533 error_for_asm, warning_for_asm, _fatal_insn,
3534 _fatal_insn_not_found): Likewise.
3535 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3536 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3537 rtl_check_failed_type2, rtl_check_failed_code1,
3538 rtl_check_failed_code2, rtl_check_failed_code_mode,
3539 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3540 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3541 rtl_check_failed_type2, rtl_check_failed_code1,
3542 rtl_check_failed_code2, rtl_check_failed_code_mode,
3543 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3544 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3545 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3546 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3547 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3548 rtx_unstable_p, get_integer_term, get_related_value,
3549 offset_within_block_p, reg_mentioned_p, count_occurrences,
3550 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3551 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3552 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3553 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3554 find_constant_src, find_reg_fusage, find_regno_fusage,
3555 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3556 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3557 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3558 computed_jump_p, auto_inc_p, in_expr_list_p,
3559 remove_node_from_expr_list, loc_mentioned_in_p,
3560 label_is_jump_target_p, reversed_comparison_code_parts,
3561 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3562 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3563 print_inline_rtx): Likewise.
3564 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3565 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3566 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3567 get_integer_term, get_related_value, offset_within_block_p,
3568 count_occurrences, reg_mentioned_p, no_labels_between_p,
3569 reg_used_between_p, reg_referenced_p, single_set_2,
3570 multiple_sets, set_noop_p, refers_to_regno_p,
3571 reg_overlap_mentioned_p, dead_or_set_p,
3572 covers_regno_no_parallel_p, covers_regno_p,
3573 dead_or_set_regno_p, find_reg_note, find_regno_note,
3574 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3575 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3576 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3577 side_effects_p, may_trap_p_1, may_trap_p,
3578 may_trap_after_code_motion_p, may_trap_or_fault_p,
3579 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3580 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3581 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3582 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3583 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3585 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3586 warning_for_asm): Likewise.
3587 * tree.h (print_rtl): Likewise.
3588 * varasm.c (get_pool_mode): Likewise.
3590 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3592 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3593 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3594 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3595 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3596 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3597 * ddg.c (compare_sccs): Likewise.
3598 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3599 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3600 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3601 decimal_do_fix_trunc, decimal_real_to_integer,
3602 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3603 * dse.c (const_group_info_t): New.
3604 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3605 * dwarf2out.c (const_dw_die_ref): New.
3606 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3607 * tree-browser.c (TB_parent_eq): Likewise.
3608 * unwind-dw2-fde.c (__register_frame_info_bases,
3609 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3610 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3612 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3613 * unwind-dw2.c (uw_frame_state_for): Likewise.
3614 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3615 * value-prof.h (const_histogram_value): New.
3617 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3619 * config/mips/mips.c (machine_function): Add
3620 initialized_mips16_gp_pseudo_p.
3621 (mips16_gp_pseudo_reg): Do not emit the initialization of
3622 mips16_gp_pseudo_rtx when being called from the gimple cost-
3623 calculation routines; emit it on the first use outside those
3626 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3628 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3631 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3632 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3633 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3634 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3635 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3636 Preserve const-ness of parameters through use of __typeof(),
3637 also constify and tidy.
3639 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3640 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3641 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3642 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3643 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3644 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3645 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3646 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3647 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3649 2007-07-25 Julian Brown <julian@codesourcery.com>
3650 Mark Shinwell <shinwell@codesourcery.com>
3652 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3653 (alpha_mangle_type): This.
3654 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3655 (TARGET_MANGLE_TYPE): Define this instead.
3656 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3657 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3658 (arm_init_neon_builtins): Fix comment.
3659 (arm_mangle_map_entry): New.
3660 (arm_mangle_map): New.
3661 (arm_mangle_type): New.
3662 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3663 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3664 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3665 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3666 (TARGET_MANGLE_TYPE): Define this instead.
3667 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3668 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3669 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3670 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3671 (TARGET_MANGLE_TYPE): Define this instead.
3672 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3674 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3675 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3676 (TARGET_MANGLE_TYPE): Define this instead.
3677 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3678 (s390_mangle_type): This.
3679 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3680 (TARGET_MANGLE_TYPE): Define this instead.
3681 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3682 (sparc_mangle_type): This.
3683 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3684 (TARGET_MANGLE_TYPE): Define this instead.
3685 * cp/mangle.c (write_type): Call mangle_type target hook on all
3686 types before mangling. Use original type, not main variant, as
3688 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3689 (TARGET_MANGLE_TYPE): This.
3690 * target.h (gcc_target): Rename mangle_fundamental_type to
3692 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3693 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3695 2007-07-25 Julian Brown <julian@codesourcery.com>
3696 Paul Brook <paul@codesourcery.com>
3697 Joseph Myers <joseph@codesourcery.com>
3698 Mark Shinwell <shinwell@codesourcery.com>
3700 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3701 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3702 (with_fpu): Allow --with-fpu=neon.
3703 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3704 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3705 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3706 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3707 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3708 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3709 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3710 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3711 (output_move_neon): Add prototypes.
3712 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3713 (all_fpus): Add FPUTYPE_NEON.
3714 (fp_model_for_fpu): Add NEON field.
3715 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3716 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3718 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3720 (thumb2_legitimate_address_p): Likewise.
3721 (neon_valid_immediate): Recognize and prepare constants suitable for
3723 (neon_immediate_valid_for_move): New function. Recognize and prepare
3724 immediates for NEON move instructions.
3725 (neon_immediate_valid_for_logic): New function. Recognize and
3726 prepare immediates for NEON logic instructions.
3727 (neon_output_logic_immediate): New function. Create asm string
3728 suitable for outputting immediate logic instructions.
3729 (neon_pairwise_reduce): New function. Implement reduction using
3730 pairwise operations.
3731 (neon_expand_vector_init): New function. Expand a (possibly
3732 non-constant) vector initialization.
3733 (neon_vector_mem_operand): New function. Memory operands supported
3734 for quad-word loads/stores to/from ARM or NEON registers. Don't
3735 allow base+offset addressing for core regs.
3736 (neon_struct_mem_operand): New function. Valid mems for NEON
3738 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3739 from neon_vector_mem_operand addresses without a secondary register.
3740 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3741 (add_minipool_backward_ref): Likewise.
3742 (dump_minipool): Likewise.
3743 (push_minipool_fix): Likewise.
3744 (output_move_quad): New function. Output quad-word moves, loads and
3745 stores using ARM registers.
3746 (output_move_vfp): Add support for vectors in VFP (NEON) D
3748 (output_move_neon): Output a NEON load/store to/from a quadword
3750 (arm_print_operand): Implement new codes:
3751 - 'c' for unadorned integers (without a # sign).
3752 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3754 - 'e', 'f' for the low and high D parts of a NEON Q register.
3755 - 'q' outputs a NEON Q register.
3756 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3757 - 'T' prints NEON opcode features from a coded bitmask.
3758 - 'F' is similar to T, but signed/unsigned codes both print as
3760 - 't' is similar to T, but 'u' is printed instead of 'p'.
3761 - 'O' prints 'r' if NEON instruction should perform rounding (as
3762 specified by bitmask), else prints nothing.
3763 - '#' is a punctuation character to stop operand numbers from
3764 running together with following digits in the assembler
3765 strings for instructions (when using mode attributes).
3766 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3767 constant vectors in big-endian mode, where necessary.
3768 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3769 Handle EI, OI, CI, XI modes.
3770 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3771 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3772 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3773 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3774 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3776 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3777 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3778 to turn v8qi, etc. into bits defined above.
3779 (neon_itype): New enumeration. Classifications of NEON builtins.
3780 (neon_builtin_datum): Define struct. Contains information about
3781 a single builtin (with multiple modes).
3782 (CF): Define helper macro for...
3783 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3785 (neon_builtin_data): New array. Define information about builtins
3786 for use during initialization/expansion.
3787 (arm_init_neon_builtins): New function.
3788 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3790 (neon_builtin_compare): New function.
3791 (locate_neon_builtin_icode): New function. Find an insn code for a
3792 builtin given a function code for that builtin. Also return type of
3793 builtin (NEON_BINOP, NEON_UNOP etc.).
3794 (builtin_arg): New enumeration. Types of arguments for builtins.
3795 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3796 Takes a variable argument list of builtin_arg types, terminated by
3798 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3799 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3800 (neon_emit_pair_result_insn): New function. Support returning pairs
3801 of vectors via a pointer.
3802 (neon_disambiguate_copy): New function. Set up operands for a
3803 multi-word copy such that registers do not get clobbered.
3804 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3805 ARM_BUILTIN_NEON_BASE.
3806 (arm_file_start): Set float-abi attribute for NEON.
3807 (arm_vector_mode_supported_p): Enable NEON vector modes.
3808 (arm_mangle_map_entry): New.
3809 (arm_mangle_map): New.
3810 (arm_mangle_vector_type): New.
3811 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3813 (TARGET_NEON): New macro. Target supports NEON.
3814 (fputype): Add FPUTYPE_NEON.
3815 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3816 for vectorization based on command-line arg.
3817 (NEON_REGNO_OK_FOR_NREGS): Define.
3818 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3819 (VALID_NEON_STRUCT_MODE): Define.
3820 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3821 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3822 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3823 (consttable_16): Add pattern for outputting 16-byte minipool
3825 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3827 (vec-common.md, neon.md): Include md files.
3828 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3829 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3830 (memory_constraint "Ut", "Un", "Us"): Define.
3831 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3832 (MMX_char): New mode attribute.
3833 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3834 (*add<mode>3_iwmmxt): New insn pattern.
3835 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3836 (*sub<mode>3_iwmmxt): New insn pattern.
3837 (mulv4hi3): Rename to...
3838 (*mulv4hi3_iwmmxt): This.
3839 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3840 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3841 (uminv4hi3, uminv2si3): Remove. Replace with...
3842 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3843 (*umin<mode>3_iwmmxt): These.
3844 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3845 (ashr<mode>3_iwmmxt): This new pattern.
3846 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3847 (lshr<mode>3_iwmmxt): This new pattern.
3848 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3849 (ashl<mode>3_iwmmxt): This new pattern.
3850 * config/arm/neon-docgen.ml: New file. Generate documentation for
3852 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3853 * config/arm/arm_neon.h: New (autogenerated).
3854 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3856 * config/arm/neon.md: New file. Define NEON instructions.
3857 * config/arm/neon.ml: New file. Abstract description of NEON
3858 instructions, used to generate arm_neon.h header, documentation and
3860 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3861 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3863 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3865 (ARM NEON Intrinsics): New subsection.
3866 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3868 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3870 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3873 2007-07-24 Jan Hubicka <jh@suse.cz>
3875 * regclass.c (move_table): New type.
3876 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3877 (init_move_cost): Break out from ...
3878 (init_reg_sets_1): ... here; simplify computation of
3879 have_regs-of_mode and contains_reg_of_mode.
3880 (record_reg_classes): Unswitch internal loops.
3881 (copy_cost): Trigger lazy initialization of move cost
3882 (record_address_regs): Likewise.
3884 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3886 * config/darwin.c (darwin_override_options): Don't force on
3887 flag_var_tracking_uninit when no debug info is requested.
3889 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3891 * cfgloop.c (init_loops_structure): New function.
3892 (flow_loops_find): Create root of the loop tree unconditionally.
3894 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3896 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3898 2007-07-24 Jan Hubicka <jh@suse.cz>
3900 * caller-save.c: Include ggc.h, gt-caller-save.h
3901 (reg_save_code, reg_restore_code): Rename to ...
3902 (cached_reg_save_code, cached_reg_restore_code): ... those.
3903 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3904 (reg_save_code, reg_restore_code): New functions.
3905 (init_caller_save): Do not intialize
3906 reg_save_code/reg_restore_code tables.
3907 * Makefile.in: (gt-caller-save.h): New.
3909 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3911 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3912 with the mode of the original operand instead of
3915 2007-07-23 Jan Hubicka <jH@suse.cz>
3917 * i386.c (ix86_secondary_memory_needed): Break out to...
3918 (inline_secondary_memory_needed): ... here.
3919 (ix86_memory_move_cost): Break out to ...
3920 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3921 maximum of input and output; fix handling of Q_REGS on 64bit.
3922 (ix86_secondary_memory_needed): Microoptimize.
3924 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3926 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3927 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3928 stmts_from_loop, known_dependences_p, build_rdg): New.
3929 * tree-data-ref.h: Depends on graphds.h.
3930 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3931 (build_rdg): Declared.
3932 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3934 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3936 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3939 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3940 Jakub Jelinek <jakub@redhat.com>
3942 PR middle-end/PR28690
3943 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3944 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3945 and MEM_POINTER operands over REG and MEM operands.
3946 (swap_commutative_operands_p): Change return value to bool.
3947 * rtl.h: Update the corresponding prototype.
3948 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3949 instead of gen_rtx_PLUS.
3950 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3951 value to bool. Change function arguments to rtx's and update code
3953 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3954 calls to match the new declaration.
3955 * simplify-rtx.c (simplify_associative_operation): Don't
3956 reorder simplify_binary_operation arguments.
3958 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3960 * config/mips/mips.c (override_options): Use mips_costs to derive
3961 the default branch cost.
3962 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3964 * config/mips/mips.opt (mbranch-cost=): New option.
3965 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3967 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3969 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3970 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3971 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3972 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3974 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3976 * config/mips/constraints.md (ks): New constraint.
3977 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3978 (*add<mode>3_mips16): ...here.
3980 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3982 * optabs.h (enum optab_index): Add new OTI_signbit.
3983 (signbit_optab): Define corresponding macro.
3984 (enum insn_code signbit_optab[]): Remove array.
3985 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3986 (expand_copysign_absneg): If back end provides signbit insn, use it
3987 instead of bit operations on floating point argument.
3988 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3989 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3990 availability of signbit insn.
3992 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3993 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3994 SSE mode is not active.
3995 (isinf<mode>2): Disable for mfpmath=sse,387.
3997 2007-07-22 Ben Elliston <bje@au.ibm.com>
3999 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4001 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4003 2007-07-20 Richard Guenther <rguenther@suse.de>
4005 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4006 integral typed condition.
4007 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4008 booleanness. Only preserve conversions from a non-base
4009 type to a base type, not in general between types with
4010 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4011 * tree.def (COND_EXPR): Document that the condition
4012 can be of any integral type.
4014 2007-07-20 Nigel Stephens <nigel@mips.com>
4015 Richard Sandiford <richard@codesourcery.com>
4017 * config/mips/mips.h (mips_dwarf_regno): Declare.
4018 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4019 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4020 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4021 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4022 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4023 (REG_CLASS_NAMES): Update accordingly.
4024 * config/mips/mips.c (mips_dwarf_regno): New array.
4025 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4026 (mips_subword): Remove special handling for accumulator registers.
4027 (override_options): Initiailize mips_dwarf_regno. Remove use
4029 (mips_swap_registers): New function.
4030 (mips_conditional_register_usage): Swap accumulator registers
4031 around if TARGET_LITTLE_ENDIAN.
4032 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4033 * config/mips/constraints.md (h, l): Use the endianness to choose
4034 between MD0_REG and MD1_REG.
4035 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4036 alternative-dependent template.
4038 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4040 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4043 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4045 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4046 predecessor fallthru flags.
4048 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4050 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4051 of compare to the same type.
4052 * cfgloopmanip.c (add_loop): Update information about loop exits.
4053 (loop_version): Remove the innermost loop requirement.
4054 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4055 to sizetype for pointers.
4057 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4059 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4060 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4061 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4063 * config/dfp-bit.c: Empty for TFmode conversions.
4065 2007-07-18 Caroline Tice <ctice@apple.com>
4067 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4068 and handle them correctly; check that src is not NULL before
4070 (find_src_set_src): Likewise.
4072 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4074 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4075 (struct alignment_context, init_alignment_context): New.
4076 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4077 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4078 (XCHAL_HAVE_S32C1I): Likewise.
4079 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4080 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4081 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4082 (ATOMIC, HQI): New macros.
4083 (memory_barrier, *memory_barrier): New.
4084 (sync_lock_releasesi): New.
4085 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4086 (sync_lock_test_and_set<mode>): New.
4087 (sync_<atomic><mode>): New.
4088 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4089 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4090 (xtensa_expand_atomic): New.
4092 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4096 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4097 transformation for builtin ISNORMAL.
4098 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4099 * builtins.def (BUILT_IN_ISNORMAL): New.
4100 * doc/extend.texi: Document isnormal.
4102 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4106 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4107 optabs infrastructure. Provide generic implementation for
4109 (expand_builtin): Handle FINITE/ISFINITE.
4110 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4111 (fold_builtin_1): Likewise.
4113 * builtins.def (BUILT_IN_ISFINITE): New.
4115 * doc/extend.texi: Document isfinite.
4117 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4122 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4123 generic fallback for isinf.
4124 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4125 calculation code ...
4126 * real.c (get_max_float): ... to here.
4127 * real.h (get_max_float): New.
4129 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4133 * builtin-attrs.def (ATTR_TYPEGENERIC,
4134 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4136 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4137 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4138 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4139 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4141 * c-common.c (handle_type_generic_attribute): New.
4142 (c_common_attribute_table): Add "type generic".
4144 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4146 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4148 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4149 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4152 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4155 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4156 checking that the operand is an expression.
4158 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4159 Danny Smith <dannysmith@users.sourceforge.net>
4162 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4163 file mapping object in local namespace if Windows version later
4166 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4168 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4169 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4170 arm_cannot_force_const_mem.
4171 (arm_cannot_force_const_mem): New function.
4172 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4173 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4174 of arm_tls_referenced_p.
4175 * config/arm/arm.md (movsi): Split out-of-section constants when
4176 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4177 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4179 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4181 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4183 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4185 * config/mips/mips.md (*extendqihi2): Convert the destination
4188 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4190 * config/pa/fptr.c: Update license header.
4191 * config/pa/milli64.S: Likewise.
4193 2007-07-17 Nick Clifton <nickc@redhat.com>
4195 * COPYING_v3: New file. Contains version 3 of the GNU General
4197 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4198 Lesser General Public License.
4199 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4200 the GNU General Public License.
4202 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4204 PR rtl-optimization/32773
4205 * cfglayout.c (force_one_exit_fallthru): New function.
4206 (cfg_layout_finalize): Use it.
4208 2007-07-16 Richard Guenther <rguenther@suse.de>
4209 Uros Bizjak <ubizjak@gmail.com>
4211 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4212 before forcing it to gimple operand.
4214 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4215 David Ung <davidu@mips.com>
4217 * config/mips/mips.h (TUNE_24K): Define.
4218 (TUNE_MACC_CHAINS): Add TUNE_24K.
4219 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4221 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4222 (r74k_int_madd): .. this new reservation.
4223 (define_bypass): Fixed bypasses for r74k_int_madd to use
4225 * config/mips/24k.md (define_bypass): Define new
4226 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4228 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4229 Nigel Stephens <nigel@mips.com>
4231 * config/mips/mips.md: Include 20kc.md.
4232 * config/mips/20kc.md: New file.
4233 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4234 (mips_adjust_cost): Tweak for 20Kc.
4235 (mips_issue_rate): Likewise.
4236 * config/mips/mips.h (TUNE_20KC): Define.
4238 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4240 * config/rs6000/rs6000.c (struct processor_cost): Add
4241 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4243 (*_cost): Add cache information.
4244 (rs6000_override_options): Set cache parameters.
4246 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4249 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4250 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4252 2007-07-16 Paul Brook <paul@codesourcery.com>
4255 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4256 (cirrus_thumb2_movsi_insn): Ditto.
4258 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4260 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4263 2007-07-15 Andrew Haley <aph@redhat.com>
4265 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4266 before looking in the context.
4268 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4272 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4273 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4274 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4275 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4276 to generate .CALLINFO statement.
4277 (hppa_expand_prologue): Set rp_saved.
4278 (hppa_expand_epilogue): Use rp_saved.
4279 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4280 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4282 2007-07-14 Dirk Mueller <dmueller@suse.de>
4284 * omega.c (coalesce): Fix memory leak on early exit.
4285 * matrix-reorg.c (check_allocation_function): Likewise.
4286 * tree-vect-transform.c (vect_get_new_vect_var): free result
4288 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4289 pass pointer to edge vector
4290 (partition_hot_cold_basic_blocks): Fix memory leak.
4291 * collect2.c (prefix_from_string): Free temporary storage.
4292 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4294 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4296 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4297 (DO_GLOBAL_DTORS_BODY): Likewise.
4299 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4300 Nigel Stephens <nigel@mips.com>
4302 * config/mips/mips.c (mips_classify_symbol): Don't return
4303 SYMBOL_SMALL_DATA for constant pool addresses if
4304 TARGET_EMBEDDED_DATA is true.
4306 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4308 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4309 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4310 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4311 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4312 __builtin_ia32_storehps, __builtin_ia32_storelps,
4313 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4314 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4315 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4316 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4317 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4318 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4319 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4320 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4321 using def_builtin_const.
4323 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4325 PR tree-optimization/32705
4326 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4327 (simplify_binary_expression): Use SSA_VAL consistently.
4329 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4331 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4332 (SPEFSCR_REGNO): Delete definition.
4333 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4334 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4335 * config/rs6000/rs6000.h: Do not define *_REGNO.
4336 LINK_REGISTER_REGNUM -> LR_REGNO.
4337 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4338 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4339 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4340 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4341 R_VRSAVE, R_VSCR. Use them.
4342 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4343 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4344 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4345 * config/rs6000/aix.h: Define R_LR. Use it.
4347 2007-07-13 Caroline Tice <ctice@apple.com>
4349 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4350 flag_var_tracking is explicitly turned off (i.e. when variable
4351 tracking is not feasible); otherwise, turn flag_var_tracking on when
4352 flag_var_tracking_uninit is on.
4353 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4354 note definitions, to allow recording of initialization status in the
4356 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4357 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4358 determine if two note locations are equal.
4359 (output_loc_list): Don't output list entries whose start & end labels
4361 (reg_loc_descriptor): Add parameter for initialization status; pass it
4362 to other loc descriptor functions.
4363 (one_reg_loc_descriptor): Add parameter for initialization status;
4364 check its value and add DW_OP_GNU_uninit to returned loc descr if
4366 (multiple_reg_loc_descriptor): Add parameter for initialization
4368 pass init status argument to other loc descriptor functions; check
4369 value of intialization parameter and add DW_OP_GNU_uninit to returned
4370 loc descr if appropriate.
4371 (based_loc_descr): Add parameter for initialization status; add new
4372 variable for return value; check value of initialization parameter and
4373 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4374 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4375 pass init status argument to other loc descriptor functions; check
4376 value of intialization parameter and add DW_OP_GNU_uninit to returned
4377 loc descr if appropriate.
4378 (mem_loc_descriptor): Likewise.
4379 (concat_loc_descriptor): Likewise.
4380 (concatn_loc_descriptor): Likewise.
4381 (loc_descriptor): Add parameter for initialization status; pass it as
4382 argument to other loc descriptor function calls.
4383 (loc_descriptor_from_tree_1): Add appropriate initialization status
4384 to loc descriptor function calls.
4385 (add_location_or_const_value_attribute): Get initialization status
4386 from VAR_LOCATION note; add initialization status to loc descriptor
4388 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4389 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4390 status is uninitialized, add "[uninint]" to output.
4391 * common.opt (fvar-tracking-uninit): New option, similar to
4392 fvar-tracking, to turn on tracking of uninitialized variables; creates
4393 a new global flag, flag_var_tracking_uninit.
4394 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4395 (enum var_init_status): New type, for var initialization status field.
4396 * var-tracking.c (struct location_chain_def): Two new fields, init,
4397 for initialization status, and set_src for the assignment value expr.
4398 (unshare_variable): New parameter for initialization status;
4399 initialize new init and set_src fields.
4400 (var_reg_set): New parameters for initialization status and value;
4401 pass them to set_variable_part.
4402 (var_mem_set): Likewise.
4403 (get_init_value): New function.
4404 (var_reg_delete_and_set): New initialization status & value
4405 parameters; add call to get_init_value if status is unknown; pass new
4406 parameters to clobber_variable_part and var_reg_set.
4407 (var_mem_delete_and_set): Likewise.
4408 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4409 (var_mem_delete): Likewise.
4410 (variable_union): Pass status to unshare_variable; initialize new init
4411 and set_src fields. If flag_var_tracking_uninit is not set, force
4412 status to initialized.
4413 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4414 used later to get the set_src value.
4415 (find_src_status): New function.
4416 (find_src_set_src): New function.
4417 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4418 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4419 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4420 and var_mem_delete_and_set.
4421 (dump_variable): Print out "[uninit]" if appropriate.
4422 (set_variable_part): Add new initialization and set_src parameters;
4423 pass status to unshare_variable; set node->init and node- >set_src
4424 fields and modify slot in hash table appropriately; save the init and
4425 set_src values if appropriate and assign to the new node.
4426 (clobber_variable_part): New set_src parameter; if two nodes have
4427 same variable and same location but different set_src (assignment)
4428 values, clobber old node.
4429 (delete_variable_part): Pass init status to unshare_variable.
4430 (emit_note_insn_var_location): Add initialized var; assign var's init
4431 status to new 'initialized'; pass new init status field to calls to
4432 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4433 status to initialized.
4434 (emit_notes_in_bb): Pass initialization status to calls to
4435 var_reg_set, var_mem_set, var_reg_delete_and_set and
4436 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4437 var_reg_delete_and_set and var_mem_delete_and_set; call
4438 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4439 make up for change in add_stores.
4440 (vt_add_function_parameters): Add status to calls to
4442 * config/darwin.c (darwin_override_options): Turn on uninitialized
4443 tracking automatically, if var_tracking is on and the system is
4446 2007-07-13 Sa Liu <saliu@de.ibm.com>
4448 * config.gcc: Add options for arch and tune on SPU.
4449 * config/spu/predicates.md: Add constant operands 0 and 1.
4450 * config/spu/spu-builtins.def: Add builtins for double precision
4451 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4452 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4454 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4456 * config/spu/spu-protos.h: Add new function prototypes.
4457 * config/spu/spu.c (spu_override_options): Check options -march and
4459 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4460 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4462 (spu_const_from_int): New. Create a vector constant from 4 ints.
4463 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4464 (spu_emit_vector_compare): New. Emit vector compare.
4465 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4466 * config/spu/spu.h: Add options -march and -mtune. Define processor
4467 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4468 CANONICALIZE_COMPARISON.
4469 * config/spu/spu.md: Add new insns for double precision compare
4470 and double precision vector compare. Add vcond and smax/smin patterns
4471 to enable DFmode vector conditional expression.
4472 * config/spu/spu.opt: Add options -march and -mtune.
4473 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4474 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4475 both CELL and CELLEDP targets: spu_testsv.
4476 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4479 2007-07-13 Richard Guenther <rguenther@suse.de>
4481 PR tree-optimization/32721
4482 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4483 TREE_THIS_VOLATILE on the folded reference.
4484 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4485 if the array reference has TREE_THIS_VOLATILE set.
4487 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4490 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4492 2007-07-13 Andreas Schwab <schwab@suse.de>
4494 * gengtype-lex.l: Allow declarations to be indented.
4496 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4498 * ginclude/tgmath.h: New.
4499 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4500 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4501 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4502 * configure: Regenerate.
4504 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4506 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4507 correct index when setting register save state for xd
4510 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4512 * config/sh/sh.c (mark_use): Remove.
4514 2007-07-12 Paul Brook <paul@codesourcery.com>
4516 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4517 reg does not overlap return value.
4519 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4521 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4522 (set_expression_vuses): Ditto.
4523 (init_pre): Initialize expression_vuses.
4525 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4527 * config/i386/sse.md (storentdf, storentsf): New.
4529 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4531 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4533 * tree.c (build_decl_stat): Move code from here...
4534 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4535 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4536 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4537 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4538 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4541 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4542 Devang Patel <dpatel@apple.com>
4544 PR tree-optimization/25413
4545 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4546 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4547 * tree.h (contains_packed_reference): New.
4548 * expr.c (contains_packed_reference): New.
4549 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4550 (vect_enhance_data_refs_alignment): Call
4551 vector_alignment_reachable_p.
4552 * target.h (vector_alignment_reachable): New builtin.
4553 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4554 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4555 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4557 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4559 * target.h (builtin_vectorization_cost): Add new target builtin.
4560 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4561 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4562 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4563 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4564 uninitialized variables.
4565 * tree-vect-transform.c (cost_for_stmt): New function.
4566 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4567 using cost 1 for all scalar stmts. Be less conservative when
4568 estimating the number of prologue/epulogue iterations. Call
4569 targetm.vectorize.builtin_vectorization_cost. Return
4570 min_profitable_iters-1.
4571 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4572 initialization cost instead of TARG_VEC_STMT_COST. Use
4573 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4574 epilogue code. Fix epilogue cost computation.
4575 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4576 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4577 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4578 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4579 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4580 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4582 2007-07-12 Richard Guenther <rguenther@suse.de>
4584 * gimplify.c (gimplify_conversion): Make sure that the result
4585 from maybe_fold_offset_to_reference is trivially convertible
4586 to the desired type before doing the simplification.
4587 (gimplify_expr): Likewise.
4588 * fold-const.c (fold_binary): Use the correct types for
4589 building the simplified expression.
4591 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4593 PR rtl-optimization/32729
4594 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4595 that fallthru to exit.
4597 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4599 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4600 (symDTPOFF2reg): Likewise.
4602 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4604 PR tree-optimization/32663
4606 * tree.h (VALUE_HANDLE_VUSES): Remove.
4607 (struct tree_value_handle): Remove vuses.
4609 * tree-vn.c (create_value_handle_for_expr): Don't set
4612 * tree-ssa-pre.c (expression_vuses): New.
4613 (alloc_expression_id): Set up expression_vuses.
4614 (get_expression_vuses): New.
4615 (set_expression_vuses): Ditto.
4616 (clear_expression_ids): Modify for expression_vuses.
4617 (phi_translate_1): Ditto.
4618 (phi_translate_set): Ditto.
4619 (value_dies_in_block_x): Ditto
4620 (valid_in_sets): Ditto.
4621 (add_to_sets): Ditto.
4622 (find_existing_value_expr): Ditto.
4623 (create_value_handle_for_expr): Ditto.
4624 (make_values_for_stmt): Ditto.
4625 (vuse_equiv): Remove.
4627 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4629 * Makefile.in (mostlyclean): Remove object files.
4631 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4633 * toplev.c (no_new_pseudos): Deleted.
4634 * rtl.h (no_new_pseudos): Deleted.
4635 * tree-pass.h (pass_no_new_pseudos): Deleted.
4636 * passes.c (pass_no_new_pseudos): Deleted.
4637 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4638 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4639 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4641 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4642 * rtlhooks.c (gen_lowpart_general): Ditto.
4643 * optabs.c (prepare_operand): Ditto.
4644 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4646 * modulo-sched.c (rest_of_handle_sms): Ditto.
4647 * see.c (rest_of_handle_see): Ditto.
4648 * ifcvt.c (if_convert): Ditto.
4649 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4651 * init-regs.c (gate_initialize_regs): Deleted set of
4653 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4654 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4655 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4657 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4660 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4661 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4662 (*vec_extractv2di_1_rex64): New insn pattern.
4664 2007-07-11 David Daney <ddaney@avtrex.com>
4666 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4667 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4668 for SIGNAL_UNWIND_RETURN_COLUMN.
4669 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4670 (DWARF_FRAME_REGNUM): Rewrite.
4671 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4673 2007-07-11 Nick Clifton <nickc@redhat.com>
4675 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4676 delta and use gen_int_mode in place of GET_INT instead.
4678 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4680 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4683 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4685 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4686 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4688 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4689 (USE_CANONICAL_TYPES): New.
4690 * doc/invoke.texi (verify-canonical-types): Remove.
4691 (use-canonical-types): Add.
4693 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4695 * config/spu/spu.c (spu_optimization_options): Remove setting of
4696 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4697 (spu_override_options): Move it here.
4699 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4701 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4702 * config/mips/mips.c (mips_cpu_info_table): Mention
4703 MIPS_ISA_LEVEL_SPEC in the comment.
4705 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4707 PR tree-optimization/32713
4708 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4710 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4713 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4714 conditional to flag_isoc99.
4715 (c_common_init_options): Do it here, unconditionally.
4717 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4719 PR tree-optimization/32589
4720 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4721 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4722 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4723 predicate, extracted from...
4724 (set_rhs): ...here. Call it for the expression on entry.
4725 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4726 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4727 (simplify_binary_expression): Use valid_gimple_expression_p
4728 to validate the simplification.
4729 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4731 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4733 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4734 DWARF2_DEBUG on 32 bit target too.
4735 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4737 2007-07-11 Nick Clifton <nickc@redhat.com>
4739 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4740 version for 64-bit hosts.
4742 2007-07-10 David Daney <ddaney@avtrex.com>
4744 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4746 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4748 * config/mips/mips.c (mips_expand_synci_loop): New function.
4749 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4750 (UNSPEC_RDHWR): Same.
4751 (UNSPEC_SYNCI): Same.
4752 (UNSPEC_SYNC): Same.
4753 (clear_cache): New expand.
4757 (clear_hazard): Same.
4758 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4760 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4761 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4763 2007-07-10 Ian Lance Taylor <iant@google.com>
4765 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4768 2007-07-10 David Daney <ddaney@avtrex.com>
4770 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4771 * builtins.c (expand_builtin___clear_cache): New function.
4772 (expand_builtin): Call expand_builtin___clear_cache for
4773 BUILT_IN_CLEAR_CACHE case.
4774 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4775 * doc/md.texi (clear_cache): Document new instruction pattern.
4776 * testsuite/gcc.dg/builtins-64.c: New test.
4778 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4780 * config/cris/cris.md ("movsi"): Fix typo in last change.
4782 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4785 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4787 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4788 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4789 for FUNCTION_DECLs. Don't use align_functions_log if
4791 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4792 even for FUNCTION_DECLs.
4793 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4795 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4796 (DECL_FUNCTION_CODE): Update for new location and name of
4798 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4799 (struct tree_decl_common): Move 'align' and 'off_align' out
4800 of union, ensure they're still on a 32-bit boundary. Remove
4801 other fields in union 'u1'.
4802 (struct tree_function_decl): Add field 'function_code' replacing
4803 'u1.f' in tree_decl_common.
4804 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4805 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4806 (Variable Attributes): Cross-reference 'aligned' attribute
4807 to Function Attributes.
4808 * flags.h (force_align_functions_log): Delete.
4809 * toplev.c (force_align_functions_log): Delete.
4811 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4814 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4815 (*vec_concatv2di_rex): New insn pattern.
4817 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4820 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4822 2007-07-10 Ian Lance Taylor <iant@google.com>
4824 Replace no_new_pseudos in backends.
4825 * rtl.h (can_create_pseudo_p): Define.
4826 * config/darwin.c (machopic_indirect_data_reference): Use
4827 can_create_pseudo_p () instead of no_new_pseudos.
4828 (machopic_indirect_data_reference): Likewise.
4829 (machopic_legitimize_pic_address): Likewise.
4830 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4831 (alpha_emit_set_const_1): Likewise.
4832 (alpha_emit_set_const): Likewise.
4833 (alpha_emit_conditional_move): Likewise.
4834 (alpha_split_conditional_move): Likewise.
4835 * config/alpha/alpha.md (various splitters): Likewise.
4837 * config/arm/arm.c (legitimize_pic_address): Likewise.
4838 (arm_load_pic_register): Likewise.
4839 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4840 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4841 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4842 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4843 * config/cris/cris.md (movsi): Likewise.
4844 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4845 (symGOTOFF2reg_hilo): Likewise.
4846 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4847 * config/h8300/h8300.md (insv, extzv): Likewise.
4848 * config/i386/i386.c (ix86_expand_move): Likewise.
4849 (ix86_expand_vector_move): Likewise.
4850 (ix86_prepare_fp_compare_args): Likewise.
4851 (ix86_expand_carry_flag_compare): Likewise.
4852 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4853 (tls_dynamic_gnu2_combine_32): Likewise.
4854 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4855 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4856 (ia64_expand_movxf_movrf): Likewise.
4857 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4858 (m32c_split_move): Likewise.
4859 (m32c_expand_insv): Likewise.
4860 * config/m68k/m68k.md (movsi): Likewise.
4861 * config/mips/mips.c (mips_force_temporary): Likewise.
4862 (mips_split_symbol): Likewise.
4863 (mips_move_integer): Likewise.
4864 (mips_legitimize_const_move): Likewise.
4865 * config/mn10300/mn10300.md (movsi): Likewise.
4866 * config/pa/pa.c (emit_move_sequence): Likewise.
4867 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4868 (rs6000_got_register): Likewise.
4869 (create_TOC_reference): Likewise.
4870 (rs6000_machopic_legitimize_pic_address): Likewise.
4871 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4872 (various splitters): Likewise.
4873 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4874 (movsi_got): Likewise.
4875 * config/s390/s390.c (emit_symbolic_move): Likewise.
4876 * config/s390/s390.md (movhi, movqi): Likewise.
4877 (load_multiple, store_multiple): Likewise.
4878 * config/score/score.c (score_force_temporary): Likewise.
4879 * config/sh/sh.c (prepare_move_operands): Likewise.
4880 (prepare_cbranch_operands): Likewise.
4881 (emit_fpu_switch): Likewise.
4882 (fpscr_set_from_mem): Likewise.
4883 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4884 (adddi3, subsi3): Likewise.
4885 (various splitters): Likewise.
4886 (divsi_inv_fp_combine): Likewise.
4887 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4888 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4890 * config/sh/predicates.md (xor_operand): Likewise.
4891 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4892 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4893 (movdi_pic_label_ref): Likewise.
4894 * config/spu/spu.c (spu_split_immediate): Likewise.
4895 * config/alpha/alpha.md (various splitters): Remove test
4896 !no_new_pseudos || reload_completed.
4897 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4899 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4900 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4901 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4902 * config/score/score.c (th_output_mi_thunk): Likewise.
4903 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4904 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4906 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4908 PR rtl-optimization/32664
4909 * mode-switching.c (create_pre_exit): Skip barrier insns.
4911 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4913 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4914 force_gimple_operand_bsi.
4915 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4916 rewrite_use_compare): Ditto.
4917 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4919 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4920 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4921 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4922 * tree-profile.c (prepare_instrumented_value,
4923 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4924 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4925 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4926 tree_gen_ior_profiler): Ditto.
4927 * tree-ssa-reassoc.c (negate_value): Ditto.
4928 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4929 Use force_gimple_operand_bsi.
4930 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4931 * tree-if-conv.c (add_to_dst_predicate_list,
4932 find_phi_replacement_condition): Ditto.
4933 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4934 Call mark_symbols_for_renaming for new statements.
4935 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4937 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4939 * cfghooks.c (remove_edge): New function.
4940 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4942 * cfghooks.h (remove_edge): Declare.
4943 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4944 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4946 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4948 * optabs.h: Added declaration for signbit_optab.
4949 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4950 * genoptinit.c (optabs): Added entry for signbit insns.
4951 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4953 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4954 * config/s390/s390.md (signbit<mode>2): New expander.
4956 2007-07-09 Richard Guenther <rguenther@suse.de>
4959 * fold-const.c (fold_plusminus_mult_expr): Move constant
4960 arguments second to allow decomposing.
4962 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4965 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4967 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4968 Disregard DECL_FROM_INLINE.
4970 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4973 * doc/invoke.texi: Add ftree-reassoc flag.
4974 * common.opt (ftree-reassoc): New flag.
4975 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4976 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4978 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4980 PR tree-optimization/32681
4981 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4982 saved in second_edge->aux when first_bb is a loop header.
4984 2007-07-09 Jan HUbicka <jh@suse.cz>
4986 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4988 2007-07-09 Richard Guenther <rguenther@suse.de>
4990 * c-decl.c (start_function): Do not promote return type.
4992 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4994 * function.c (do_warn_unused_parameter): Do not warn if
4995 TREE_NO_WARNING is set.
4997 2007-07-08 Andreas Schwab <schwab@suse.de>
4999 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5001 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5004 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5006 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5007 apply to assembly language, too.
5008 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5010 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5012 Revert (note the sccvn portions are *not* reverted)
5013 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5015 Fix PR tree-optimization/23488
5017 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5019 * tree-flow-inline.h (get_value_handle): Ditto.
5020 * tree-ssa-pre.c (decl_vh_map): New.
5021 (decl_node_pool): New.
5022 (can_value_number_operation): Support DECL_P.
5023 (can_PRE_operation): Ditto.
5024 (create_expression_by_pieces): Ditto.
5025 (find_existing_value_expr): Modify to differnetiate between
5026 addressing and top level.
5027 (create_value_handle_for_expr): Handle DECL's.
5028 (poolify_tree): Ditto.
5029 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5030 (make_values_for_stmt): Handle DECL's properly.
5031 (init_pre): Reorg to not init useless things during FRE.
5033 * tree-flow.h: Include pointer-set.h.
5034 (decl_vh_map): Declare.
5035 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5037 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5039 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5040 the constraint description.
5041 * doc/md.texi: Update documentation of AVR constraints.
5043 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5045 * auto-inc-dec.c, config/arm/arm.c,
5046 config/m32r/constraints.md, config/mips/mips.md,
5047 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5048 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5049 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5050 typos. Follow spelling conventions.
5051 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5053 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5054 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5056 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5057 realloc_vuse): Remove.
5058 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5061 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5063 Fix PR tree-optimization/23488
5065 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5066 (try_to_simplify): Ditto.
5068 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5070 * tree-flow-inline.h (get_value_handle): Ditto.
5071 * tree-ssa-pre.c (decl_vh_map): New.
5072 (decl_node_pool): New.
5073 (can_value_number_operation): Support DECL_P.
5074 (can_PRE_operation): Ditto.
5075 (create_expression_by_pieces): Ditto.
5076 (find_existing_value_expr): Modify to differnetiate between
5077 addressing and top level.
5078 (create_value_handle_for_expr): Handle DECL's.
5079 (poolify_tree): Ditto.
5080 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5081 (make_values_for_stmt): Handle DECL's properly.
5082 (init_pre): Reorg to not init useless things during FRE.
5084 * tree-flow.h: Include pointer-set.h.
5085 (decl_vh_map): Declare.
5086 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5088 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5090 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5091 apply to assembly language, too.
5092 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5094 2007-07-06 Ian Lance Taylor <iant@google.com>
5095 Zack Weinberg <zackw@panix.com>
5098 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5100 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5102 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5103 (prefetch): Likewise if "pref" would be used.
5105 2007-07-06 Josh Conner <jconner@apple.com>
5109 * calls.c (store_one_arg): Handle arguments which are partially
5110 on the stack when detecting argument overlap.
5112 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5114 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5115 chosen during find_reloads.
5117 2007-07-06 Richard Guenther <rguenther@suse.de>
5119 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5120 TYPE_ARG_TYPES for verification of argument types. Use
5121 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5122 parameters as variable arguments.
5124 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5126 * libgcc2.h (word_type): Type definition removed.
5127 (cmp_return_type, shift_count_type): Type definitions added.
5128 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5129 replaced with shift_count_type.
5130 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5132 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5133 changed from word_type to Wtype.
5134 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5135 replaced with shift_count_type.
5136 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5138 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5139 and libgcc_shift_count attribute added.
5140 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5141 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5142 (TARGET_INITIALIZER): New target hooks added.
5143 * targhooks.c (default_libgcc_cmp_return_mode,
5144 default_libgcc_shift_count_mode): Default implementations for the new
5146 * targhooks.h (default_libgcc_cmp_return_mode,
5147 default_libgcc_shift_count_mode): Function prototypes added.
5148 * target.h (struct gcc_target): Fields for the new target hooks added.
5149 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5151 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5154 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5155 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5157 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5158 s390_libgcc_shift_count_mode): Functions added.
5159 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5160 Target hooks defined.
5162 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5164 * config/mips/mips.c (compute_frame_size): Restore the original
5165 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5166 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5167 Document why the difference is needed.
5169 2007-07-06 Richard Guenther <rguenther@suse.de>
5171 * c-common.c (boolean_increment): Use correctly typed
5174 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5176 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5177 the topmost argument register is not also included in the save mask.
5178 (mips16e_collect_argument_save_p): Take a pointer to the argument
5179 register, rather than a pointer to the number of arguments.
5180 (mips16e_collect_argument_saves): Only include argument saves
5181 that aren't in the register mask.
5183 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5185 PR rtl-optimization/32450
5186 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5187 to ensure that instructions are not moved into the prologue when
5188 profiling is on. Remove unused prologue_end variable.
5189 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5190 as a scheduling barrier.
5192 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5195 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5196 Disregard DECL_FROM_INLINE.
5198 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5200 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5201 IORing with a constant.
5203 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5205 PR rtl-optimization/32475
5206 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5207 for every definition of the stack pointer.
5209 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5211 * arm.c (vfp3_const_double_index): Copy signed results of
5212 REAL_VALUE_TO_INT into unsigned vars.
5214 2007-07-05 Richard Guenther <rguenther@suse.de>
5217 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5219 * tree-ssa.c (useless_type_conversion_p): Check canonical
5222 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5224 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5225 zero_extendhisi2): Change to define_insn_and_split.
5226 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5228 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5230 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5231 pass_match_asm_constraints): New.
5232 * passes.c (init_optimization_passes): Add new pass.
5233 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5234 * function.h (struct function): Add has_asm_statement bit.
5235 (current_function_has_asm_statement): New.
5236 * tree-pass.h (pass_match_asm_constraints): New.
5238 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5240 * config/mips/mips.c (mips_file_start): Avoid declaration
5243 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5245 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5247 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5249 * rtl.def (NOTE): Change print format string to print
5250 operand 5 as a note insn name.
5252 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5253 David Ung <davidu@mips.com>
5255 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5256 * doc/invoke.texi: (MIPS Options): Document them.
5258 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5259 David Ung <davidu@mips.com>
5261 Add support for SmartMIPS ASE.
5263 * optabs.c (expand_binop_directly): New, broken out from...
5264 (expand_binop): Here. Make it try rotating in the other
5265 direction even when the second operand isn't constant.
5266 * config/mips/mips.md (*lwxs): New.
5267 * config/mips/mips.opt (msmartmips): New.
5268 * config/mips/mips.c (mips_lwxs_address_p): New.
5269 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5270 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5271 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5272 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5273 (ISA_HAS_LWXS): New.
5274 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5275 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5276 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5277 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5278 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5279 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5280 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5282 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5284 * tree-vectorizer.c (new_loop_vec_info): Initialize
5285 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5286 * tree-vectorizer.h (_loop_vec_info): Added new filed
5287 min_profitable_iters.
5288 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5289 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5290 * tree-vect-analyze.c (vect_analyze_operations): Set
5291 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5292 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5293 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5294 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5295 and prologue cost to after they are computed.
5296 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5298 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5299 of creating vectors from scalars according to dt.
5300 (vect_model_store_cost): Likewise.
5301 (vectorizable_call): Use dt array instead of scalar dt. Call
5302 vect_model_simple_cost with additional argument dt.
5303 (vectorizable_assignment): Likewise.
5304 (vectorizable_operation): Likewise.
5305 (vectorizable_type_demotion): Likewise.
5306 (vectorizable_type_promotion): Likewise.
5307 (vectorizable_store): Use dt array instead of scalar dt. Call
5308 vect_model_store_cost with additional argument dt.
5309 (vect_do_peeling_for_loop_bound): Don't call
5310 vect_estimate_min_profitable_iters. Instead, lookup
5311 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5312 "may not be profitable".
5314 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5317 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5318 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5319 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5320 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5322 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5324 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5325 addressing modes cheaper.
5327 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5329 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5330 (dw_ranges_struct): Rename block_num to num. Adjust.
5331 (dw_ranges_by_label_struct): New.
5332 (ranges_by_label, ranges_by_label_allocated,
5333 ranges_by_label_in_use): New variables.
5334 (add_ranges_num): Factored most of the code out of...
5335 (add_ranges): ... this one. Rewrite in terms of the former.
5336 (add_ranges_by_labels): New.
5337 (output_ranges): Output by-label ranges.
5338 (dwarf2out_finish): Output range for multiple-section
5339 compile_unit. Output standard DW_AT_low_pc in addition to
5340 unexpected DW_AT_entry_pc.
5342 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5344 PR tree-optimization/32604
5345 PR tree-optimization/32606
5347 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5348 (compute_antic_safe): Removed.
5349 (ANTIC_SAFE_LOADS): Ditto.
5350 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5351 (execute_pre): Don't call compute_antic_safe.
5352 (vuse_equiv): New function.
5353 (make_values_for_stmt): Use it
5354 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5357 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5360 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5362 (avr_attribute_table): Make "naked" attribute apply to function types
5363 rather than to decls.
5364 (avr_handle_fntype_attribute): New function.
5366 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5368 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5371 2007-07-04 David Ung <davidu@mips.com>
5372 Joseph Myers <joseph@codesourcery.com>
5374 * config/mips/mips.md (type): Add logical, signext and move.
5375 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5376 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5377 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5378 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5379 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5380 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5381 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5382 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5383 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5384 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5385 movv2sf_hardfloat_64bit): Use the new types.
5386 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5387 *movdf_softfloat, *movdf_mips16): Use "multi".
5388 (extendqihi2): Replace with a define_expand.
5389 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5390 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5391 * config/mips/74k.md (r74k_int_logical): New reservation and
5393 (r74k_int_arith): Remove "slt".
5394 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5395 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5396 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5397 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5398 reservations for "arith".
5400 2007-07-04 Richard Guenther <rguenther@suse.de>
5402 * tree-ssa.c (useless_type_conversion_p): Add handling for
5403 scalar float and vector types. Only call the types_compatible_p
5404 langhook for aggregate types as last resort. Follow the
5407 2007-07-04 Richard Guenther <rguenther@suse.de>
5409 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5410 the same as NOP_EXPR.
5412 2007-07-04 Nick Clifton <nickc@redhat.com>
5414 * target.h (struct gcc_target): Add target_help field.
5415 * target-def.h (TARGET_HELP): New.
5416 (TARGET_INITIALIZER): Use TARGET_HELP.
5417 * opts.c (command_handle_option): Invoke target_help function, if
5418 defined, when the user has specified --target-help on the command
5420 * doc/invoke.texi: Mention that --target-help might print
5421 additional information.
5422 * doc/tm.texi: Document TARGET_HELP hook.
5424 * arm.c (TARGET_HELP): Override default definition.
5425 (arm_target_help): New - display a wrapped list of cores and
5426 architectures supported.
5428 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5430 * config/v850/v850.c (expand_prologue): Make sure
5431 GEN_INT() argument is sign extended rather than zero extended.
5432 (expand_epilogue): Likewise.
5433 (output_move_double): Delete.
5434 * config/v850/v850-protos.h (output_move_double): Delete.
5435 * config/v850/v850.md (movdi): Delete.
5436 (*movdi_internal): Delete.
5438 (*movdf_internal): Delete.
5440 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5442 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5443 unless compiling RTP PIC.
5445 2007-07-04 Richard Guenther <rguenther@suse.de>
5447 PR tree-optimization/32482
5448 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5449 original ssa name if we didn't find a shift expression.
5450 Fix shift constant for bit zero test.
5452 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5454 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5456 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5458 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5459 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5460 * config/arm/vxworks.h (ASM_SPEC): Delete.
5461 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5463 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5465 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5466 (DDR_REVERSED_P): New.
5467 * tree-data-ref.c (initialize_data_dependence_relation,
5468 build_classic_dist_vector): Set DDR_REVERSED_P.
5470 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5473 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5474 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5475 init_omega_for_ddr_1): Use non conservative number of iterations
5477 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5478 (analyze_siv_subscript): Remove FIXME and reinitialization of
5479 last_conflicts to chrec_dont_know.
5480 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5482 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5484 * tree.c (maybe_canonicalize_argtypes): Improve description.
5486 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5488 * tree.c (maybe_canonicalize_argtypes): New.
5489 (build_function_type): Set canonical type.
5490 (build_method_type_directly): Ditto.
5491 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5494 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5496 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5498 (rewrite_use_nonlinear_expr): Likewise.
5500 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5502 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5504 2007-07-04 Ben Elliston <bje@au.ibm.com>
5506 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5509 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5511 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5512 (Exception Handling): Likewise.
5514 2007-07-03 Jan Hubicka <jh@suse.cz>
5516 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5518 2007-07-03 Eric Christopher <echristo@apple.com>
5520 * doc/cppopts.texi: Add conflicting option note to -dM.
5521 * doc/invoke.texi: Add note about possible conflicts with
5522 -E for -dCHARS and note that -dM will not produce
5523 any results if there is no machine dependent reorg.
5525 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5527 * tree.h (DECL_ALIGN): Back out previous change.
5529 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5531 * configure.ac: Test for .dtprelword support on MIPS.
5532 * configure, config.in: Regenerate.
5533 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5534 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5536 2007-07-03 Julian Brown <julian@codesourcery.com>
5538 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5539 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5540 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5541 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5543 (all_fpus): Add FPUTYPE_VFP3.
5544 (fp_model_for_fpu): Add VFPv3 field.
5545 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5546 (vfp3_const_double_index): New function. Return integer index of
5547 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5549 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5550 and argument represents a valid RTX for a VFPv3 constant.
5551 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5553 (vfp_emit_fstmd): Similar, for fstmd.
5554 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5555 constants, represented as integer indices.
5556 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5557 VFP_REGNO_OK_FOR_DOUBLE macros.
5558 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5559 (arm_file_start): Set float-abi attribute for VFPv3, and output
5560 correct ".fpu" assembler directive.
5561 (arm_dbx_register_numbering): Add FIXME.
5562 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5563 (fputype): Add FPUTYPE_VFP3.
5564 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5565 (CALL_USED_REGISTERS): Likewise.
5566 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5567 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5568 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5569 (D7_VFP_REGNUM): New.
5570 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5571 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5572 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5573 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5574 (REG_ALLOC_ORDER): Adjust for VFPv3.
5575 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5576 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5577 VFP_LO_REGS, VFP_HI_REGS.
5578 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5579 (IS_VFP_CLASS): Define macro.
5580 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5582 (REGISTER_MOVE_COST): Likewise.
5583 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5584 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5585 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5586 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5587 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5588 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5589 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5590 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5591 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5592 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5593 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5594 where appropriate for single-word registers.
5595 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5596 As above. Fix type attributes.
5597 * config/arm/constraints.md (register_contraint "t"): Define.
5598 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5600 (register_constraint "x"): Define.
5601 (constraint "Dv"): Define.
5603 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5605 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5607 2007-07-03 Tom Tromey <tromey@redhat.com>
5609 * c-parser.c (objc_pq_context): Removed.
5610 (objc_need_raw_identifier): Likewise.
5611 (c_parser) <objc_pq_context>: New field.
5612 <objc_need_raw_identifier>: Likewise.
5613 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5614 (c_lex_one_token): Update.
5615 (c_parser_objc_protocol_definition): Update.
5616 (c_parser_objc_method_definition): Update.
5617 (c_parser_objc_methodproto): Update.
5618 (c_parser_declspecs): Update.
5620 2007-07-03 David Ung <davidu@mips.com>
5622 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5624 2007-07-03 David Ung <davidu@mips.com>
5625 Richard Sandiford <richard@codesourcery.com>
5627 * doc/invoke.texi: Document -march=74kf3_2.
5628 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5629 (TUNE_74K): Check for it.
5630 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5631 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5632 * config/mips/mips.md (cpu): Add 74kf3_2.
5633 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5634 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5635 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5636 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5637 74kf3_2 to the CPU list.
5638 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5639 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5640 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5641 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5642 (r74kf3_2_fxfer_from_c1): New insn reservations.
5644 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5645 David Ung <davidu@mips.com>
5647 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5648 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5649 and 74k[fx]. Document aliases for the new options.
5650 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5651 (PROCESSOR_24KF2_1): ...this.
5652 (PROCESSOR_24KX): Rename to...
5653 (PROCESSOR_24KF1_1): ...this.
5654 (PROCESSOR_74KF): Rename to...
5655 (PROCESSOR_74KF2_1): ...this.
5656 (PROCESSOR_74KX): Rename to...
5657 (PROCESSOR_74KF1_1): ...this.
5658 (TUNE_74K): Update PROCESSOR_* names.
5659 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5660 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5661 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5662 (mips_rtx_cost_data): Update processor names in comments.
5663 (mips_issue_rate): Update PROCESSOR_* names.
5664 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5665 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5666 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5667 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5668 Update cpu attribute names.
5669 (r24k_fpu_iss): Rename this reservation to...
5670 (r24kf2_1_fpu_iss): ...this and update all uses.
5671 (r24kx_fpu_iss): Rename this reservation to...
5672 (r24kf1_1_fpu_iss): ...this and update all uses.
5673 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5674 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5675 Update cpu attribute names.
5677 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5679 * config/m32r/constraints.md: New file.
5680 * config/m32r/m32r.c: Include tm-constrs.h.
5681 (small_data_operand): Use satisfies_constraint_* instead of macro.
5682 (addr24_operand, gen_compare): Likewise.
5683 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5684 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5685 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5686 EXTRA_CONSTRAINT): Likewise.
5687 * config/m32r/m32r.md: Include constraints.md.
5688 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5689 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5690 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5691 (two_insn_const_operand, int8_operand, uint16_operand,
5692 reg_or_int16_operand, reg_or_uint16_operand,
5693 reg_or_cmp_int16_operand, cmp_int16_operand,
5694 seth_add3_operand): Likewise.
5696 2007-07-03 Eric Christopher <echristo@gmail.com>
5698 * libgcc2.h: Conditionally declare __bswapsi2 and
5701 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5703 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5706 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5709 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5710 (__gthrw_pragma): Provide default definition.
5712 * gthr-posix.c (__gthrw_pragma): Define.
5714 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5716 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5717 before declaring inequality.
5719 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5721 * combine.c (recog_for_combine): Log the success or failure of
5722 matching new insn patterns against the machine description in
5725 2007-07-03 Revital Eres <eres@il.ibm.com>
5727 * ddg.c (print_sccs): New function.
5728 (check_sccs): New function.
5729 (create_ddg_all_sccs): Use it.
5730 * ddg.h (print_sccs): Declare.
5731 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5733 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5735 * targhooks.h (default_mode_for_suffix): New function declaration.
5736 * targhooks.c (default_mode_for_suffix): New default target hook.
5737 * target.h (struct c): New structure in the targetm struct.
5738 (mode_for_suffix): New target hook as part of struct c.
5739 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5740 default_mode_for_suffix.
5741 (TARGET_C): New define.
5742 * c-lex.c: Include "target.h".
5743 (interpret_float): Use targetm.c.mode_for_suffix to determine
5744 the mode for a given non-standard suffix.
5745 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5747 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5748 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5750 * doc/extend.texi (Floating Types): New node. Document __float80 and
5751 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5753 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5756 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5757 predicate instead of target_operand.
5758 (divsi3_i1_media, divsi3_media_2): Likewise.
5760 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5762 * tree.h (alias_sets_might_conflict_p): Rename into
5763 alias_sets_must_conflict_p.
5764 * alias.c (alias_sets_might_conflict_p): Likewise.
5765 (alias_sets_conflict_p): Use it.
5766 (objects_must_conflict_p): Likewise.
5767 * c-common.c (strict_aliasing_warning): Adjust.
5769 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5771 * rtlhooks.c (gen_lowpart_if_possible): Check for
5772 invalid subreg before calling gen_lowpart_SUBREG.
5774 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5776 * config/darwin9.h: Add copyright notice.
5777 (LINK_COMMAND_SPEC): Add comment.
5778 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5779 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5780 DARWIN_LIBSYSTEM_HAS_UNWIND.
5782 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5785 * omp-low.c (check_combined_parallel): New function.
5786 (lower_omp_parallel): Call it via walk_stmts, set
5787 OMP_PARALLEL_COMBINED if appropriate.
5788 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5789 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5790 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5791 don't consider it as combined parallel.
5793 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5795 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5796 (gcc_tooldir): Likewise.
5797 * configure: Regenerate.
5798 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5799 old configure.ac gcc_tooldir setting.
5800 (prefix_to_exec_prefix): New variable.
5801 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5802 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5804 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5806 Fix PR tree-optimization/32583
5807 Fix PR tree-optimization/32584
5808 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5809 (phi_translate_set): Use phi_translate directly now.
5810 (make_values_for_stmt): Don't value number RHS if we already know
5813 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5814 Jim Wilson <wilson@specifix.com>
5817 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5820 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5821 Richard Sandiford <richard@codesourcery.com>
5822 Nigel Stephens <nigel@mips.com>
5824 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5825 (mips16e_output_save_restore): Declare.
5826 (mips16e_save_restore_pattern_p): Likewise.
5827 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5828 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5829 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5830 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5831 (BITSET_P): New global macro, extracted from...
5832 (mips_for_each_saved_reg): ...here.
5833 (mips16e_save_restore_info): New struct.
5834 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5835 (mips16e_save_restore_regs): New variable.
5836 (mips_split_plus, mips16e_find_first_register): New functions.
5837 (mips16e_mask_registers): New function.
5838 (compute_frame_size): Expand the commentary before the function.
5839 Enforce the MIPS16e save and restore register range restrictions.
5840 Pad the general register save area at the low end.
5841 (mips16e_save_restore_reg, mips16e_build_save_restore)
5842 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5843 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5844 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5846 (mips_expand_prologue, mips_expand_epilogue): Handle
5847 GENERATE_MIPS16E_SAVE_RESTORE.
5848 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5850 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5852 PR tree-optimization/31966
5853 PR tree-optimization/32533
5854 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5855 "basic_block" description as its third argument. Update function
5856 calls to get destination bb from "edge" argument. Save "cond" into
5857 aux field of the edge. Update prototype for changed arguments.
5858 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5860 (find_phi_replacement_condition): Operate on incoming edges, not
5861 on predecessor blocks. If there is a condition saved in the
5862 incoming edge aux field, AND it with incoming bb predicate.
5863 Return source bb of the first edge.
5864 (clean_predicate_lists): Clean aux field of outgoing node edges.
5865 (tree_if_conversion): Do not initialize cond variable. Move
5866 variable declaration into the loop.
5867 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5868 initializations of new_stmt, arg0 and arg1 variables.
5870 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5872 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5873 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5875 2007-07-02 Richard Guenther <rguenther@suse.de>
5877 * tree-ssa.c (useless_type_conversion_p): Document
5878 future intent as defining the middle-end type system.
5879 Re-structure to call langhook last, group by type class,
5880 mark questionable parts.
5882 2007-07-02 Richard Guenther <rguenther@suse.de>
5884 * tree-flow.h (types_compatible_p): Declare.
5885 * tree-ssa.c (types_compatible_p): New function.
5886 * ipa-type-escape.c (discover_unique_type): Use
5887 types_compatible_p instead of lang_hooks.types_compatible_p.
5888 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5889 * tree-vn.c (expressions_equal_p): Likewise.
5890 * tree.c (fields_compatible_p): Likewise.
5891 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5892 (cprop_operand): Use useless_type_conversion_p instead of
5893 lang_hooks.types_compatible_p.
5894 * tree-inline.c (setup_one_parameter): Likewise.
5895 (declare_return_variable): Likewise.
5896 * tree-nrv.c (tree_nrv): Likewise.
5897 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5898 (maybe_fold_offset_to_component_ref): Likewise.
5899 (maybe_fold_offset_to_reference): Likewise.
5900 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5901 (merge_alias_info): Likewise.
5902 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5903 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5904 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5905 * tree-tailcall.c (find_tail_calls): Likewise.
5906 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5907 * gimplify.c (canonicalize_addr_expr): Likewise.
5908 (fold_indirect_ref_rhs): Likewise.
5909 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5910 (cpt_same_type): Likewise.
5911 (check_pointer_types_r): Swap parameters to cpt_same_type
5913 * fold-const.c (fold_convert): Revert fix for PR15988.
5914 * tree-inline.c (setup_one_parameter): Instead fix it here by
5915 using fold_build1 instead of fold_convert and checking for
5916 error_mark_node. Convert only if the conversion is necessary.
5918 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5920 * configure.ac: Check for .gnu_attribute on Power.
5921 * configure: Regenerate.
5922 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5923 attribute for floating-point ABI.
5925 2007-07-02 Ira Rosen <irar@il.ibm.com>
5927 PR tree-optimization/32230
5928 PR tree-optimization/32477
5929 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5930 address is a constant.
5932 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5934 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5935 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5936 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5937 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5938 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5939 64-bit targets. Add support for *-elfoabi*.
5940 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5941 different settings if $(tm_defines) does not select the EABI.
5942 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5943 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5944 (MIPS_ARCH_OPTION_SPEC): Likewise.
5945 (MIPS_ISA_LEVEL_SPEC): Likewise.
5946 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5947 * config/mips/elfoabi.h: New file.
5949 2007-07-02 Richard Guenther <rguenther@suse.de>
5951 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5952 (useless_type_conversion_p): ... this.
5953 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5954 (useless_type_conversion_p): ... this.
5955 * builtins.c (fold_builtin_memory_op): Rename
5956 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5957 * tree-cfg.c (verify_expr): Likewise.
5958 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5959 * tree-ssa-ccp.c (ccp_fold): Likewise.
5960 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5961 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5962 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5963 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5964 * tree-ssa-pre.c (eliminate): Likewise.
5965 * tree-ssa.c (delete_tree_ssa): Likewise.
5966 (tree_ssa_useless_type_conversion): Likewise.
5967 * tree.c (build2_stat): Likewise.
5969 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5971 Fix PR tree-optimization/32571
5972 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5975 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5977 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5978 and other expected operations explicitly, change default to
5981 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5983 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5985 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5986 (tls_load_dot_plus_eight): Move the label number into the unspec.
5987 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5989 2007-07-01 Andreas Schwab <schwab@suse.de>
5991 * dwarf2out.c (initial_return_save): Define only if used.
5993 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5995 Unreverting Richard's Revert of:
5997 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5999 * dce.c (deletable_insn_p_1): New function, split out from...
6000 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6001 specially, not those inside PARALLELs. Remove BODY argument
6002 and adjust recursive call accordingly.
6003 (prescan_insns_for_dce): Update call to delete_insn_p.
6005 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6006 Revital Eres <eres@il.ibm.com>
6008 * ddg.c (create_ddg_all_sccs): Fix missed
6009 initialization of scc_nodes.
6011 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6014 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6015 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6017 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6019 * configure.ac: Check for .gnu_attribute on MIPS.
6020 * configure, config.in: Regenerate.
6021 * config/mips/mips.c (mips_file_start): If supported, output
6022 attribute for floating-point ABI.
6024 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6027 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6028 (ffs_cmove): New expander to expand using ctz pattern.
6029 (*ffs_cmove): Remove pattern.
6030 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6031 (ffsdi2): Expand using ctz pattern.
6032 (*ffs_rex64): Remove pattern.
6034 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6036 PR rtl-optimization/32296
6037 * pa.md (return): Delete pattern.
6038 (return_internal): Remove "(const_int 1)" from pattern.
6039 (epilogue): Use return_internal pattern for trivial returns.
6040 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6041 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6043 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6045 * tree-ssa-pre.c (is_exception_related): New function
6046 (can_value_number_operation): Use it.
6048 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6050 Fix PR tree-optimization/32540
6051 Fix PR tree-optimization/31651
6053 * tree-ssa-sccvn.c: New file.
6055 * tree-ssa-sccvn.h: Ditto.
6057 * tree-vn.c: Include tree-ssa-sccvn.h
6058 (val_expr_paid_d): Removed.
6059 (value_table): Ditto.
6060 (vn_compute): Ditto.
6061 (val_expr_pair_hash): Ditto.
6062 (val_expr_pair_expr_eq): Ditto.
6063 (copy_vuses_from_stmt): Ditto.
6066 (shared_vuses_from_stmt): Ditto.
6067 (print_creation_to_file): Moved up.
6068 (sort_vuses): Ditto.
6069 (sort_vuses_heap): Ditto.
6070 (set_value_handle): Make non-static.
6071 (make_value_handle): Ditto.
6072 (vn_add): Rewritten to use sccvn lookups.
6073 (vn_add_with_vuses): Ditto.
6074 (vn_lookup): Ditto (and second argument removed).
6075 (vn_lookup_with_vuses): Ditto.
6076 (vn_lookup_or_add): Ditto (and second argument removed);
6077 (vn_lookup_or_add_with_vuses): Ditto.
6078 (vn_lookup_with_stmt): New.
6079 (vn_lookup_or_add_with_stmt): Ditto.
6080 (create_value_handle_for_expr): Ditto.
6082 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6083 (seen_during_translate): New function.
6084 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6085 (phi_trans_add): Ditto.
6086 (constant_expr_p): FIELD_DECL is always constant.
6087 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6088 Use constant_expr_p.
6089 Avoid infinite recursion on mutually valued expressions.
6090 Change callers of vn_lookup_or_add.
6091 (phi_translate): New function.
6092 (compute_antic_safe): Allow phi nodes.
6093 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6094 (find_or_generate_expression): Rewrite slightly.
6095 (create_expression_by_pieces): Updated for vn_lookup_or_add
6097 Update VN_INFO for new names.
6098 (insert_into_preds_of_block): Update for new names.
6099 (add_to_exp_gen): New function.
6100 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6101 (find_existing_value_expr): Rewrite to changed vn_lookup.
6102 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6103 (try_look_through_load): Removed.
6104 (try_combine_conversion): Ditto.
6105 (get_sccvn_value): New function.
6106 (make_values_for_phi): Ditto.
6107 (make_values_for_stmt): Ditto.
6108 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6110 (init_pre): Update for SCCVN changes.
6112 (execute_pre): Ditto.
6114 * tree-flow.h (make_value_handle): Declare.
6115 (set_value_handle): Ditto.
6116 (sort_vuses_heap): Ditto.
6117 (vn_lookup_or_add_with_stmt): Ditto.
6118 (vn_lookup_with_stmt): Ditto.
6119 (vn_compute): Remove.
6122 (vn_lookup): Update arguments.
6124 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6126 (tree-ssa-sccvn.o): New.
6127 (OBJS-common): Add tree-ssa-sccvn.o
6129 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6132 * c-typeck.c (build_external_ref): Don't mark as used if called
6134 * calls.c (rtx_for_function_call): Likewise.
6136 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6140 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6142 * dce.c (deletable_insn_p_1): New function, split out from...
6143 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6144 specially, not those inside PARALLELs. Remove BODY argument
6145 and adjust recursive call accordingly.
6146 (prescan_insns_for_dce): Update call to delete_insn_p.
6148 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6150 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6151 (try_combine): Move potential calls to undo_all() so they happen
6152 before we commit to using the combined insns.
6154 2006-06-30 Jan Hubicka <jh@suse.cz>
6156 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6159 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6161 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6162 (cgraph_remove_unreachable_nodes): Likewise.
6163 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6164 * ipa-inline.c (update_caller_keys): Cast according to the coding
6166 (cgraph_decide_recursive_inlining): Likewise.
6167 (cgraph_decide_inlining_of_small_function): Likewise.
6168 (try_inline): Likewise.
6169 (cgraph_decide_inlining_incrementally): Likewise.
6170 * ipa-pure-const.c (get_function_state): Likewise.
6171 (scan_function): Likewise.
6172 (analyze_function): Likewise.
6173 (static_execute): Likewise.
6174 * ipa-reference.c (scan_for_static_refs): Likewise.
6175 (merge_callee_local_info): Likewise.
6176 (analyze_function): Use type safe memory macros.
6177 (static_execute): Likewise. Cast according to the coding conventions.
6178 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6180 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6182 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6183 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6186 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6189 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6190 for complex modes (both int and real).
6192 2007-06-29 Jan Hubicka <jh@suse.cz>
6194 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6196 2007-06-29 Jan Hubicka <jh@suse.cz>
6199 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6202 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6205 * config/avr/avr.c: Include dataflow header file.
6206 (expand_prologue): Adjust for prologue insn change.
6207 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6210 2007-06-29 Richard Guenther <rguenther@suse.de>
6213 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6214 during type verification.
6216 2007-06-29 Jan Hubicka <jh@suse.cz>
6218 * recog.c (validate_change_rtx_1): Unshare TO argument.
6220 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6222 PR tree-optimization/24659
6223 * tree-vect-transform.c (vectorizable_call): Handle
6224 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6226 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6227 * config/i386/i386.c (enum ix86_builtins)
6228 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6229 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6231 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6232 const using def_builtin_const.
6233 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6234 input operands in the same modes as the result.
6235 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6237 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6239 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6240 (df_set_dead_notes_for_mw): Likewise.
6242 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6244 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6246 2007-06-28 DJ Delorie <dj@redhat.com>
6248 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6250 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6252 * doc/invoke.texi (C++ Dialect Options): Document
6253 fvisibility-ms-compat.
6254 * c.opt (fvisibility-ms-compat): New.
6256 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6259 * tree-affine.c (aff_combination_add_elt): Handle
6260 pointer addition specially.
6262 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6264 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6265 decl is non-external for AIX ABI.
6267 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6269 * config/rs6000/predicates.md (current_file_function_operand):
6270 Ensure the symbol is non-external for AIX ABI.
6272 2007-06-28 Nick Clifton <nickc@redhat.com>
6274 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6275 (fdce, fdse, fpredictive-commoning): Likewise.
6277 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6280 * gcc.c (process_command): Recognize the new -static-libgfortran
6283 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6286 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6287 Use a call clobbered hard reg instead of a pseudo reg.
6289 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6291 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6293 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6296 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6297 REG_LIBCALL and REG_RETVAL notes.
6298 (divsi3, mulsi3): Likewise.
6299 (mulhisi3): Likewise. Use emit_libcall_block.
6300 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6302 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6304 PR rtl-optimization/32481
6305 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6307 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6309 * dce.c (deletable_insn_p_1): New function, split out from...
6310 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6311 specially, not those inside PARALLELs. Remove BODY argument
6312 and adjust recursive call accordingly.
6313 (prescan_insns_for_dce): Update call to delete_insn_p.
6315 2007-06-27 Richard Guenther <rguenther@suse.de>
6318 * tree.h (fold_convertible_p): Declare.
6319 * fold-const.c (fold_convertible_p): New function.
6320 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6321 instead of lang_hooks.types_compatible_p.
6323 2007-06-26 Jan Hubicka <jh@suse.cz>
6325 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6326 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6327 early use validate_unshare_change.
6328 (reload_combine): Likewise.
6329 * recog.c (change_t): New field unshare.
6330 (validate_change_1): Rename from validate_change; add argument unshare.
6331 (validate_change): Turn into wrapper of validate_change_1; update
6332 prototype for bools.
6333 (validate_unshare_change): New.
6334 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6335 calls of df_insn_rescan.
6336 * recog.h (validate_change): Replace ints by bools.
6337 (validate_unshare_change): Declare.
6339 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6341 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6343 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6345 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6347 2007-06-25 Jan Hubicka <jh@suse.cz>
6349 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6351 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6352 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6353 places other call site specific checks are performed.
6355 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6358 * tree-vect-transform.c (vectorizable_operation): Convert
6359 POINTER_PLUS_EXPR over to PLUS_EXPR.
6361 2007-06-25 Chao-ying Fu <fu@mips.com>
6363 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6364 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6365 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6366 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6368 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6369 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6370 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6371 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6372 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6373 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6374 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6375 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6376 ALL_FIXED_POINT_MODE_P): New define.
6377 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6379 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6381 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6382 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6383 MODE_VECTOR_UACCUM): New mode classes.
6385 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6386 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6387 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6390 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6391 (blank_mode): Initialize ibit and fbit.
6392 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6393 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6395 (new_adjust): Change required_class to required_class_from and
6396 required_class_to for testing within a range.
6397 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6398 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6400 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6401 (make_fixed_point_mode): New.
6402 (_ADD_ADJUST): Change C to C1 and C2.
6403 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6404 use a range for machine classes.
6405 (ADJUST_IBIT, ADJUST_FBIT): New.
6406 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6408 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6409 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6410 Emit adjustment for ibit and fbit.
6411 (emit_mode_ibit, emit_mode_fbit): New.
6412 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6414 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6416 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6417 as the source of the set.
6419 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6421 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6422 FP_REGNO_P): Use IN_RANGE.
6423 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6424 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6425 (DATA_REG_P): Use DATA_REGNO_P.
6426 (FP_REG_P): Use FP_REGNO_P.
6427 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6428 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6429 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6431 2007-06-24 Jan Hubicka <jh@suse.cz>
6434 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6436 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6439 * fold-const.c (fold_binary): Strip nops of operand 0
6440 of BIT_NOT_EXPR before calling operand_equal_p.
6441 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6442 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6444 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6446 * doc/extend.texi: Document that dllimport and dllexport imply
6448 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6449 imported or exported declaration, including type declarations.
6450 * c-common.c (handle_visibility_attribute): Check for conflicts
6451 with dllimport/dllexport.
6452 (c_determine_visibility): Handle dllimport/dllexport as an
6453 explicit visibility atttribute.
6455 2007-06-23 Richard Guenther <rguenther@suse.de>
6457 PR tree-optimization/16876
6459 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6461 * tree-inline.c (initialize_inlined_parameters): Do not call
6462 lang_hooks.tree_inlining.convert_parm_for_inlining.
6463 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6464 reason for mismatched types.
6465 * gimplify.c (gimplify_call_expr): Verify the call expression
6466 arguments match the called function type signature. Otherwise
6467 mark the call expression to be not considered for inlining
6468 using CALL_CANNOT_INLINE_P flag.
6469 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6470 edges call expression.
6471 (cgraph_decide_inlining_of_small_function): Likewise.
6472 (cgraph_decide_inlining): Likewise.
6473 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6475 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6476 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6477 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6479 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6480 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6482 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6483 convert_parm_for_inlining member.
6485 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6488 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6489 Remove optimization for GT.
6491 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6494 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6496 (prescan_insns_for_dce): Add extra parameter.
6498 2007-06-23 Jan Hubicka <jh@suse.cz>
6501 * gimplify.c (mark_addressable): New function.
6502 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6504 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6507 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6509 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6512 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6513 moves between MMX/SSE registers to at least 8 units to prevent
6514 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6516 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6518 * config/i386/i386.c (override_options): Correct x86_sahf
6521 2007-06-21 David Daney <ddaney@avtrex.com>
6524 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6525 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6526 (exception_receiver): Renamed to ...
6527 (nonlocal_goto_receiver): ... this.
6529 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6531 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6532 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6533 partial register accesses.
6535 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6537 * fold-const.c (debug_fold_checksum): Move it under
6538 ENABLE_FOLD_CHECKING.
6540 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6543 * tree.h (debug_fold_checksum): Declared.
6544 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6545 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6546 build_fold_addr_expr_with_type_1.
6547 (fold_addr_expr, debug_fold_checksum): New.
6548 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6549 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6552 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6554 PR tree-optimization/19590
6555 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6556 of scev is a constant.
6557 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6559 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6561 * df-problems.c (df_note_bb_compute): Made computation of live
6562 info consistent with df_lr.
6564 2007-06-21 Richard Guenther <rguenther@suse.de>
6566 PR tree-optimization/32453
6567 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6568 for pointer anti-range.
6570 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6572 * config/i386/i386.c (processor_target_table): Increase maximum
6573 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6576 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6577 byte alignment if > 8 byte alignment is preferred.
6578 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6580 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6582 PR tree-optimization/31866
6583 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6584 if ASM_EXPR's input is not a SSA_NAME.
6587 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6588 but decl is a global var, instead return decl.
6589 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6590 even for is_global_var decls, if they are private in some outer
6593 2007-06-21 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/32451
6596 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6598 2007-06-21 Christian Bruel <christian.bruel@st.com>
6600 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6601 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6602 (push_regs): Changed saving order or banked registers.
6603 (sh_expand_epilogue): Likewise.
6604 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6605 (FIRST_BANKED_REG): Likewise.
6606 (LAST_BANKED_REG): Likewise.
6607 * config/sh/sh.md (banked) New attribute.
6608 (in_delay_slot): Check banked attribute.
6610 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6612 PR tree-optimization/32075
6613 * tree-data-ref.c (subscript_dependence_tester_1,
6614 analyze_miv_subscript, analyze_overlapping_iterations,
6615 add_distance_for_zero_overlaps, build_classic_dist_vector,
6616 subscript_dependence_tester_1, analyze_overlapping_iterations,
6617 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6618 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6619 to evolution_function_is_affine_multivariate_p.
6621 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6623 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6625 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6628 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6630 * config/m32c/prologue.md (epilogue_exitd_16): New.
6631 (epilogue_reit_16): New.
6632 (epilogue_exitd): Rename to epilogue_exitd_24.
6633 (epilogue_reit): Rename to epilogue_reit_24.
6635 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6636 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6638 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6640 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6641 if dbg_cnt (sched_insn) reaches the limit.
6642 (choose_ready): New parameter INSN_PTR and new return value.
6643 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6644 the new return value from choose_ready.
6645 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6646 (rest_of_handle_global_alloc): New global_alloc_at_func.
6648 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6650 PR tree-optimization/25737
6651 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6652 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6653 * tree-flow.h (struct fieldoff): Add new field alias_set.
6654 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6655 argument addressable_type. Set alias_set of fieldoff.
6656 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6657 (create_overlap_variables_for): Pass alias_set from fieldoff to
6659 * alias.c (get_alias_set): Use alias_set from SFT if set.
6661 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6663 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6664 of a variable as an unsigned HOST_WIDE_INT integer.
6666 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6668 PR rtl-optimization/32405
6669 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6671 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6673 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6676 * builtins.c: Include diagnostic.h.
6677 (expand_builtin_expect): Make gcc_assert more permissive.
6678 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6681 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6685 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6686 if ACCUMULATE_OUTGOING_ARGS.
6688 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6690 * config/m68hc11/m68hc11.c: Include dataflow header file.
6691 (m68hc11_reorg): Port to dataflow.
6693 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6695 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6696 (struct df_problem.free_blocks_on_set_blocks): New field.
6697 (struct dataflow.optional_p): New field.
6698 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6699 (df_live_set_all_dirty): New function.
6700 * df-scan.c (df_scan_alloc): Initialize optional_p.
6701 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6702 * df-core.c (df_set_blocks): Removed use of
6703 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6704 df_problem.free_blocks_on_set_blocks to determine which blocks are
6706 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6707 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6708 uses dataflow.optional_p to determine if problem should be
6710 (rest_of_handle_df_initialize): Only start live problem if
6712 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6713 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6714 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6715 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6716 problem_NOTE): Initialize free_blocks_on_set_blocks.
6717 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6719 (df_live_set_all_dirty, df_note_alloc): New function.
6720 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6722 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6723 * postreload.c (reload_combine): Ditto.
6724 * cse.c (cse_extended_basic_block): Ditto.
6725 * regmove.c (mark_flags_life_zones): Ditto.
6726 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6727 erase_matching_seqs): Ditto.
6728 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6729 * integrate (allocate_initial_values): Ditto.
6730 * combine.c (reg_dead_at_p): Ditto.
6731 * resource.c (mark_target_live_regs): Ditto.
6732 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6733 * config/sh/sh.c (find_r0_life_regions): Ditto.
6734 * global.c (rest_of_handle_global_alloc): Only add back df_live
6736 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6738 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6740 (if_convert): Make sure df_live is there at -O == 1.
6741 (pass_if_after_combine): Cleanup flags.
6742 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6743 is there at -O == 1.
6745 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6747 * config/arm/arm.c (arm_get_frame_offsets): Set
6748 offsets->locals_base to avoid negative stack size.
6749 (thumb1_expand_prologue): Assert on negative stack size.
6751 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6753 PR tree-optimization/32367
6754 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6755 of the chrec has no evolution in that loop.
6756 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6758 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6760 * config/xtensa/xtensa.c: Include "df.h".
6761 (xtensa_builtin_saveregs): Use adjust_address instead of
6763 (xtensa_va_start): Invoke make_tree with sizetype for
6764 expand_builtin_saveregs and then convert the result to a pointer.
6765 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6766 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6767 Subtract argument size from index value as integers and then use
6768 POINTER_PLUS_EXPR to add the result to the array address.
6770 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6773 * config/m32c/m32c.c: Include dataflow header file.
6774 (m32c_emit_prologue): Adjust for prologue insn change.
6775 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6776 once inside a PARALLEL. Assume frame size passed in operand 0
6777 includes space to save the fb register.
6778 (prologue_enter_24): Likewise.
6779 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6781 2007-06-19 David Daney <ddaney@avtrex.com
6784 * config/mips/mips.md (cprestore): Mark $gp as used.
6786 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6789 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6790 (frv_ifcvt_modify_insn): Likewise.
6792 2007-06-19 Richard Guenther <rguenther@suse.de>
6794 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6795 only handle positive offsets that fit in a HOST_WIDE_INT.
6797 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6799 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6800 result of rsqrt insn for zero input argument to avoid NaN.
6802 2007-06-19 Richard Guenther <rguenther@suse.de>
6805 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6807 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6809 PR tree-optimization/32353
6810 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6812 2007-06-19 Nick Clifton <nickc@redhat.com>
6814 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6816 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6819 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6820 * config/i386/i386.c (assign_386_stack_local): Assert that
6821 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6822 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6823 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6824 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6826 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6828 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6830 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6832 PR rtl-optimization/32321
6833 * gcse.c (replace_store_insn): Update the note before
6834 calling emit_insn_after.
6836 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6839 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6841 * df-problems.c (df_note_bb_compute): Fix dumping info.
6843 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6845 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6846 insn with emit_jump_insn.
6848 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6850 PR tree-optimization/32383
6851 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6852 * targhooks.h (default_builtin_reciprocal): Update prototype.
6853 * target.h (struct gcc_target): Update builtin_reciprocal.
6854 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6855 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6856 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6857 when fndecl is in BUILT_IN_MD class.
6858 (execute_convert_to_rsqrt): Ditto.
6860 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6861 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6862 Convert BUILT_IN_SQRTF code only when md_fn is false.
6864 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6866 * bt-load.c (move_btr_def): Fix the order of arguments
6867 to validate_replace_rtx.
6869 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6871 * config/m68k/m68k-devices.def: Add 54450..54455.
6873 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6875 PR rtl-optimization/32366
6876 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6877 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6880 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6883 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6884 this is true, rescan insn being modified.
6885 (sms_schedule): Added rescan parameter.
6886 (rest_of_handle_sms): Moved freeing of dominance info to before
6887 getting out of cfg_layout.
6889 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6891 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6892 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6895 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6896 FL_CF_EMAC from the entry for isac.
6898 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6899 (const_sibcall_operand): New.
6900 (sibcall_operand): Use it.
6901 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6902 (m68k_isas): ISAC does not imply FPU or EMAC.
6903 (override_options): Add ISA_C logic for symbolic jump & call.
6905 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6907 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6908 return mode from the builtin itself.
6909 (sparc_fold_builtin): Fix cast of zero constant.
6911 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6913 * targhooks.c (default_builtin_reciprocal): New default target hook.
6914 * targhooks.h (default_builtin_reciprocal): Add prototype.
6915 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6916 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6917 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6918 default_builtin_reciprocal.
6920 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6923 * hooks.c (hook_tree_tree_bool_null): New hook.
6924 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6925 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6926 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6927 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6928 and convert it to reciprocal a*rfunc(b).
6929 (execute_convert_to_rsqrt): New function.
6930 (gate_convert_to_rsqrt): New function.
6931 (pass_convert_to_rsqrt): New pass definition.
6932 * target.h (struct gcc_target): Add builtin_reciprocal.
6933 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6934 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6935 TARGET_BUILTIN_RECIPROCAL.
6936 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6938 * config/i386/i386.h (TARGET_RECIP): New define.
6939 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6940 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6941 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6942 and not optimizing for size.
6943 (*rcpsf2_sse): New insn pattern.
6944 (*rsqrtsf2_sse): Ditto.
6945 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6946 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6947 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6948 and not optimizing for size.
6949 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6950 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6951 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6952 and not optimizing for size.
6953 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6954 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6955 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6956 and not optimizing for size.
6957 (*sse_rsqrtv4sf2): Do not export.
6959 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6960 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6961 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6962 and not optimizing for size.
6964 * config/i386/i386.opt (mrecip): New option.
6965 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6966 (ix86_emit_swsqrtsf): Ditto.
6967 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6968 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6970 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6971 ix86_expand_unop1_builtin.
6972 (ix86_emit_swdivsf): New function.
6973 (ix86_emit_swsqrtsf): Ditto.
6974 (ix86_builtin_reciprocal): New function.
6975 (TARGET_BUILTIN_RECIPROCAL): Use it.
6976 (ix86_vectorize_builtin_conversion): Rename from
6977 ix86_builtin_conversion.
6978 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6979 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6980 "i386 and x86_64 Options" section.
6981 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6983 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6984 Zdenek Dvorak <dvorakz@suse.cz>
6985 Richard Guenther <rguenther@suse.de>
6986 Kaz Kojima <kkojima@gcc.gnu.org>
6988 * tree-vrp.c (compare_values_warnv): Convert val2 to
6990 (extract_range_from_assert): Create
6991 POINTER_PLUS_EXPR for pointer types.
6992 (extract_range_from_binary_expr): Handle
6993 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6995 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6996 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6997 POINTER_PLUS_EXPR as PLUS_EXPR.
6998 (number_of_iterations_lt_to_ne):
6999 For pointer types, use sizetype when
7000 creating MINUS_EXPR/PLUS_EXPRs.
7001 (assert_loop_rolls_lt): For pointer types, use sizetype when
7002 creating MINUS_EXPR/PLUS_EXPRs.
7003 (number_of_iterations_le): Likewise.
7004 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7005 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7006 like PLUS_EXPR and MINUS_EXPR.
7007 * tree-pretty-print.c (dump_generic_node): Handle
7009 (op_prio): Likewise.
7010 (op_symbol_1): Likewise.
7011 * optabs.c (optab_for_tree_code): Likewise.
7012 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7014 * tree-tailcall.c (process_assignment): Mention
7015 POINTER_PLUS_EXPR in a TODO comment.
7016 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7017 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7018 not used with a pointer and an integer type.
7019 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7020 increment using chrec_convert_rhs instead of chrec_convert.
7021 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7022 PLUS_EXPR except for the right hand side's type will be
7024 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7025 (fold_used_pointer_cast): Kill.
7026 (pointer_offset_p): Kill.
7027 (fold_used_pointer): Kill.
7028 (pointer_used_p): Kill.
7029 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7030 call fold_used_pointer.
7031 (instantiate_parameters_1): Convert the increment
7032 using chrec_convert_rhs instead of chrec_convert.
7033 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7034 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7035 instead of PLUS_EXPR.
7036 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7037 PLUS_EXPR for pointers.
7038 (std_gimplify_va_arg_expr): Likewise.
7039 (fold_builtin_memory_op): Likewise.
7040 (fold_builtin_strstr): Likewise.
7041 (fold_builtin_strchr): Likewise.
7042 (fold_builtin_strrchr): Likewise.
7043 (fold_builtin_strpbrk): Likewise.
7044 (expand_builtin_memory_chk): Likewise.
7045 (fold_builtin_memory_chk): Likewise.
7046 (std_expand_builtin_va_start): Use
7047 sizetype for the call to make_tree and then convert
7048 to the pointer type.
7049 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7050 instead of PLUS_EXPR for adding to a pointer.
7051 (std_gimplify_va_arg_expr): Use fold_build2 for
7052 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7053 the operands to sizetype first and then cast the BIT_AND_EXPR
7054 back to the pointer type.
7055 * fold-const.c (build_range_check): Handle pointer types
7057 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7058 of PLUS_EXPR's. Make sure the offset is converted to
7060 (try_move_mult_to_index): Strip the NOPs from the offset.
7061 Remove code argument and replace all uses with PLUS_EXPR.
7062 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7063 specially. Don't use a pointer type for MINUS_EXPR.
7064 (fold_unary): Handle for (T1)(X op Y),
7065 only p+ as that is the only as that can be handled for
7066 binary operators now.
7067 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7069 <case PLUS_EXPR>: Add folding of PTR+INT into
7071 Don't call try_move_mult_to_index.
7072 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7073 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7074 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7075 Don't call try_move_mult_to_index.
7076 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7077 (tree_expr_nonzero_p): Likewise.
7078 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7079 of PLUS_EXPR for the complex expression folding.
7080 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7081 first chrec is a pointer type, then the second should
7082 be sizetype and not the first's type.
7083 For POINTER_PLUS_EXPR, use a different right hand side type.
7084 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7085 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7086 different right hand side type.
7087 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7088 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7089 instead of PLUS_EXPR.
7090 When either operand is zero, convert the other operand.
7091 (chrec_apply): Use chrec_convert_rhs
7092 on the argument x instead of chrec_convert.
7093 (reset_evolution_in_loop): For pointer types, the new_evol
7095 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7096 different right hand side type.
7097 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7098 (chrec_convert_rhs): New function.
7099 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7100 different right hand side type.
7101 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7102 * tree-chrec.h (chrec_convert_rhs): New prototype.
7103 (build_polynomial_chrec): For pointer types, the right hand
7104 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7105 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7106 Remove subtraction case as it is always addition now.
7107 Make sure the offset is converted to sizetype.
7108 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7109 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7110 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7111 PLUS_EXPR in pointer type.
7112 Handle POINTER_PLUS_EXPR.
7113 (tree_to_aff_combination): Likewise.
7114 (force_expr_to_var_cost): Likewise.
7115 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7116 instead of PLUS_EXPR for pointers.
7117 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7118 instead of PLUS_EXPR of pointer types.
7119 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7121 (check_va_list_escapes): Likewise.
7122 (check_all_va_list_escapes): Likewise.
7123 * dwarf2out.c (loc_descriptor_from_tree_1):
7124 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7125 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7126 (string_constant): Likewise.
7127 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7128 the offset to the base, use POINTER_PLUS_EXPR.
7129 (add_to_parts): Convert the index to sizetype.
7130 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7131 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7132 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7133 Offset only holds something for PLUS_EXPR.
7134 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7136 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7138 (analyze_accesses_for_modify_stmt): Likewise.
7139 Remove comment about the type being integral type as it is
7141 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7143 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7145 Correct the type which the artimentic is done in (is now
7148 * tree-data-ref.c (split_constant_offset): Handle
7150 * tree-affine.c (tree_to_aff_combination): Likewise.
7151 * c-typeck.c (build_unary_op): For pointers create the increment
7152 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7154 * gimplify.c (gimplify_self_mod_expr): Create a
7155 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7156 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7157 * tree.def (POINTER_PLUS_EXPR): New tree code.
7158 * tree-predcom.c (ref_at_iteration): If we have a pointer
7159 type do the multiplication in sizetype.
7160 * tree-mudflap.c (mf_xform_derefs_1): Create a
7161 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7162 * tree-ssa-forwprop.c
7163 (forward_propagate_addr_into_variable_array_index):
7164 Don't expect there to be a cast for the index as that
7165 does not exist anymore.
7166 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7167 instead of PLUS_EXPR.
7168 Don't check for the first operand of the POINTER_PLUS_EXPR
7169 was the index as it cannot be.
7170 Call forward_propagate_addr_into_variable_array_index with
7171 the SSA_NAME instead of the statement.
7172 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7173 (compare_constant): Likewise.
7174 (copy_constant): Likewise.
7175 (compute_reloc_for_constant): Likewise.
7176 (output_addressed_constants): Likewise.
7177 (initializer_constant_valid_p): Likewise.
7178 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7179 Convert the MIN/MAX of the inner type to the outer
7180 type before comparing them.
7181 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7182 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7183 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7184 of PLUS_EXPR for pointers.
7185 * tree-inline.c (estimate_num_insns_1): Handle
7187 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7188 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7189 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7190 instead of PLUS_EXPR for the pointer increment statement.
7191 (vect_update_ivs_after_vectorizer): For pointer types, create
7192 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7193 MULT_EXPR in sizetype.
7194 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7196 * tree-object-size.c (plus_expr_object_size): Handle
7197 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7198 code which is trying to figure out which side is a pointer and
7200 (check_for_plus_in_loops_1): Likewise.
7201 (check_for_plus_in_loops): Likewise.
7202 * c-common.c (pointer_int_sum): Create a
7203 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7204 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7205 only POINTER_PLUS_EXPR. Removing all the extra
7206 code which is trying to figure out which side is a pointer and
7208 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7209 PLUS_EXPR and MINUS_EXPR.
7210 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7212 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7213 with make_tree, instead of a pointer type.
7214 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7215 for pointers instead of PLUS_EXPR.
7216 (s390_gimplify_va_arg): Likewise.
7217 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7218 instead of PLUS_EXPR when doing addition on pointer
7219 types. Use sizetype for the second operand.
7220 (spu_gimplify_va_arg_expr): Likewise.
7221 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7222 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7223 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7224 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7225 for the pointer addition and also use size_int/sizetype
7227 (ix86_gimplify_va_arg): Likewise.
7228 Perform BIT_AND_EXPR on sizetype arguments.
7229 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7230 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7231 for the pointer additions and also use size_int for the offsets.
7232 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7233 additions and also use size_int for the offsets. Perform
7234 BIT_AND_EXPR on sizetype arguments.
7235 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7236 POINTER_PLUS_EXPR for pointers and create the
7237 BIT_AND_EXPR in sizetype.
7238 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7239 instead of PLUS_EXPR for pointer addition.
7240 (rs6000_va_start): Likewise.
7241 Also use sizetype for the offset.
7242 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7243 as PLUS_EXPR/MINUS_EXPR.
7244 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7245 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7246 Don't use BIT_AND_EXPR on a pointer type, convert the
7247 expression to sizetype first.
7248 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7250 (mips_gimplify_va_arg_expr): Likewise.
7251 Don't create BIT_AND_EXPR in a pointer type.
7253 2007-06-15 Eric Christopher <echristo@apple.com>
7255 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7256 (x86_64-*-darwin*): Ditto.
7257 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7260 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7262 * doc/extend.texi: Document behavior of __attribute__((aligned))
7265 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7267 * rtlanal.c (note_stores): Improve documentation.
7269 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7271 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7272 LOCAL_LABEL_PREFIX): Delete.
7273 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7274 (bfin_internal_label): Delete.
7276 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7278 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7279 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7280 otherwise define to LIBGCC2_TF_CEXT.
7281 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7282 (LIBGCC_TF_CEXT): Ditto.
7285 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7287 PR rtl-optimization/32339
7288 * df-scan.c (df_uses_record): Don't modify flags but just add to
7289 it for df_ref_record.
7291 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7293 * tree-mudflap.c: Fix whitespace issues.
7295 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7297 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7299 2007-06-14 Eric Christopher <echristo@apple.com>
7301 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7302 (movv4sf): Use gcc_unreachable instead of abort.
7304 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7307 * config/i386/sfp-machine.h (CMPtype): New define.
7308 (mach stubs): Use CMPtype instead of int as a return type.
7310 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7312 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7313 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7314 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7315 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7316 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7317 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7318 config/soft-fp/soft-fp.h: Update from glibc CVS.
7320 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7322 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7324 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7327 * config/v850/v850.c: Include dataflow header file.
7328 (substitute_ep_register): Fix typo.
7330 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7332 * configure.ac: Fix earlier checkin.
7333 * configure: Regenerated.
7335 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7337 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7338 * aclocal.m4: Regenerate.
7339 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7340 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7341 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7342 * configure: Regenerate.
7343 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7345 * Makefile.in (quickstrap): Build libgcc too.
7347 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7349 * configure.ac: Add --enable-checking=df. Explicitly mention that
7350 the variables are initialized as for "release".
7351 * df-core.c: Use it.
7352 * configure: Regenerate.
7353 * config.in: Regenerate.
7355 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7357 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7358 validate_replace_rtx instead of replace_rtx.
7359 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7361 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7363 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7364 (DWARF2_UNWIND_INFO): Override default if configured with
7366 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7367 (ENDFILE_SPEC): Add crtend.o.
7368 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7369 (ENDFILE_SPEC): Add crtend.o.
7370 (TARGET_USE_JCR_SECTION): Define.
7371 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7373 * config/i386/cygming-crtbegin.c: New file.
7374 * config/i386/cygming-crtend.c: New file.
7376 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7378 * config/i386/w32-unwind.h: New file.
7380 2007-06-13 Eric Christopher <echristo@apple.com>
7382 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7383 the user set a value below STACK_BOUNDARY.
7385 2007-06-13 Thiemo Seufer <ths@networkno.de>
7387 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7388 imply -lpthread for -pthread.
7390 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7392 * basic-block.h: Remove the prototype for
7393 free_basic_block_vars.
7394 * cfglayout.h: Remove the prototype for
7395 insn_locators_initialize.
7396 * tree.h: Remove the prototype for emit_line_note.
7398 * tree-ssa-pre.c (mergephitemp): Remove.
7399 (init_pre): Don't use mergephitemp.
7401 2007-06-13 Eric Christopher <echristo@apple.com>
7403 * config/i386/i386.c (override_options): If we've specified
7404 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7406 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7408 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7411 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7413 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7414 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7415 (eh_store_handler): New pattern.
7416 (eh_return): Emit it instead of a plain move.
7418 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7420 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7421 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7422 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7425 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7427 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7428 (find_next_insn_start, find_load): New functions.
7429 (bfin_reorg): Use them to deal with the fact that parallel insns are
7430 no longer represented as a SEQUENCE.
7432 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7434 * config/sparc/sparc.c (sparc_override_options): Initialize
7437 2007-06-13 Dave Korn <dave.korn@artimi.com>
7439 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7442 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7444 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7445 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7446 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7447 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7448 tree-vect-transform.c: Fix comment typos. Follow spelling
7451 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7453 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7454 to the exit block use set.
7455 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7456 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7457 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7459 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7461 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7462 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7463 to indicate an error.
7464 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7466 (dbg_cnt_process_opt): Print an error on a bad argument.
7467 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7468 * common.opt (-fdbg-cnt-list): New.
7469 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7471 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7473 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7474 flag on ref-all pointers.
7476 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7479 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7480 for the offset with the modifier as EXPAND_INITIALIZER
7481 if the modifier is EXPAND_INITIALIZER.
7482 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7483 a register if we had an overflow.
7485 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7487 * real.c (real_isfinite): New.
7488 (real_sqrt): Use it.
7489 * real.h (real_isfinite): New.
7490 * builtins.c: Use it.
7492 2007-06-12 Ian Lance Taylor <iant@google.com>
7493 Daniel Berlin <dberlin@dberlin.org>
7496 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7497 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7498 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7499 (DECL_NO_TBAA_P): Define.
7500 (struct tree_decl_common): Add no_tbaa_flag field.
7501 * tree-ssa-structalias.c (struct variable_info): Add
7502 no_tbaa_pruning field.
7503 (new_var_info): Initialize no_tbaa_pruning field.
7504 (unify_nodes): Copy no_tbaa_pruning field.
7505 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7506 (dump_solution_for_var): Print no_tbaa_pruning flag.
7507 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7509 (compute_tbaa_pruning): New static function.
7510 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7511 Call compute_tbaa_pruning.
7512 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7513 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7514 * gimple-low.c (lower_stmt): Likewise.
7515 * tree-gimple.c (is_gimple_stmt): Likewise.
7516 * tree-ssa-operands.c (get_expr_operands): Likewise.
7517 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7518 * tree-inline.c (estimate_num_insns_1): Likewise.
7519 (copy_result_decl_to_var): Likewise.
7520 * expr.c (expand_expr_real_1): Likewise.
7521 * tree-pretty-print.c (dump_generic_node): Likewise.
7522 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7523 * omp-low.c (omp_copy_decl_2): Likewise.
7524 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7525 * doc/c-tree.texi (Expression trees): Document
7526 CHANGE_DYNAMIC_TYPE_EXPR.
7528 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7530 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7531 with !HONOR_NANS and !HONOR_INFINITIES.
7532 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7534 2007-06-12 Tristan Gingold <gingold@adacore.com>
7536 * gcov.c: Comments updated.
7537 (source_info): Add file_time field.
7538 (source_index): New variable.
7539 (mutiple_files): New variable.
7540 (generate_results): New function extracted from process_file.
7541 (process_file): Save and restore chain of functions, generate
7542 results and free structures only if not merging results.
7543 (release_structures): File names are now freed in create_file_names
7544 (create_file_names): Free previous file names.
7545 (find_source): File date is now read here and modifications in
7546 source files is checked here.
7547 (read_graph_file): Only reverse order of functions for the current
7549 (make_gcov_file_name): Do not generate long names if input_name is
7551 (output_lines): If merging results do not display graph, data and
7553 Checking source file modification is done in find_source.
7555 * doc/gcov.texi: Append an s to sourcefile.
7557 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7559 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7560 (forced_nop): New pattern.
7561 * config/bfin/bfin.c: Include "df.h".
7562 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7563 (bfin_discover_loop): Use df_get_live_in instead of
7564 global_live_at_start.
7565 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7566 df_analyze when done.
7567 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7568 the insns. Use QImode for the final insn in a bundle. Call
7569 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7571 (reorder_var_tracking_notes): New function.
7572 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7573 update_life_info. Call df_analyze after scheduling and bundle
7574 generation. Call reorder_var_tracking_notes if generating these
7575 notes. Call df_finish_pass at the end.
7577 2007-06-12 Dirk Mueller <dmueller@suse.de>
7579 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7580 a comparison, not an assignment.
7582 2007-06-12 Olivier Hainque <hainque@adacore.com>
7584 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7585 Request walking the subtrees only, leaving the current is_lhs/val_only
7587 (convert_non_local_reference): Likewise.
7589 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7591 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7593 2007-06-12 Richard Guenther <rguenther@suse.de>
7595 PR tree-optimization/15353
7596 PR tree-optimization/31657
7597 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7598 * timevar.def: Add TV_TREE_IFCOMBINE.
7599 * tree-pass.h (pass_tree_ifcombine): Declare.
7600 * tree-ssa-ifcombine.c: New file.
7601 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7602 * tree-flow.h (blocks_in_phiopt_order): Declare.
7603 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7604 (tree-ssa-ifcombine.o): New dependencies.
7606 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7608 PR rtl-optimization/32293
7609 * combine.c (simplify_if_then_else): Truncate return from
7610 nonzero_bits() to correct mode.
7612 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7614 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7615 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7617 2007-06-11 Diego Novillo <dnovillo@google.com>
7619 * Makefile.in (reload1.o-warn): Remove.
7621 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7623 * combine.c (subst): Use reg_overlap_mentioned_p
7624 instead of comparing register numbers directly.
7626 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7628 * reload1.c (mark_home_live_1): Use the mode parameter.
7630 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7632 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7633 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7637 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7639 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7641 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7643 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7644 from integer registers.
7645 (FP mode splitters): Handle TFmode.
7647 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7649 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7650 for ref-all pointers that point-to anything.
7652 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7654 * config/arm/arm.c (arm_output_dwarf_dtprel,
7655 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7657 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7659 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7660 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7663 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7665 * tree.c (signed_or_unsigned_type_for): New.
7666 (unsigned_type_for): Use signed_or_unsigned_type_for.
7667 (signed_type_for): Use signed_or_unsigned_type_for.
7668 * tree.h (signed_or_unsigned_type_for): New.
7669 (get_signed_or_unsigned_type): Remove.
7670 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7671 lang_hooks.types.signed_type
7672 (size_diffop): Likewise.
7673 (all_ones_mask_p): Likewise.
7674 (build_range_check): Likewise.
7675 (fold_cond_expr_with_comparison): Likewise.
7676 (fold_cond_expr_with_comparison): Likewise.
7677 (unextend): Likewise.
7678 (extract_muldiv_1): Likewise.
7679 (fold_single_bit_test_into_sign_test): Likewise.
7680 (fold_binary): Likewise.
7681 (fold_ternary): Likewise.
7682 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7683 instead of get_signed_or_unsigned_type.
7684 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7685 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7686 * expr.c (signed_or_unsigned_type_for): Use
7687 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7688 * langhooks.c (get_signed_or_unsigned_type): Remove.
7689 (lhd_signed_or_unsigned_type): Remove.
7690 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7691 signed_or_unsigned_type.
7692 (lhd_signed_or_unsigned_type): Remove.
7693 * expmed.c (make_tree): Use signed_type_for instead of
7694 lang_hooks.types.signed_type.
7695 * c-common.c (same_scalar_type_ignoring_signedness): Use
7696 c_common_signed_type instead of lang_hooks.types.signed_type.
7697 (c_common_unsigned_type): New.
7698 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7699 (shorten_compare): Use c_common_unsigned_type instead of
7700 c_common_signed_or_unsigned_type.
7701 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7703 * convert.c (convert_to_integer): Use signed_type_for instead of
7704 lang_hooks.types.signed_type.
7705 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7706 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7707 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7708 * c-format.c (check_format_types): Use c_common_unsigned_type
7709 instead of unsigned_type_for.
7710 * c-decl.c (groakdeclarator): Likewise.
7711 * c-typeck.c (convert_for_assignment): Likewise.
7712 * c-common.h (c_common_unsigned_type): New.
7714 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7717 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7718 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7720 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7723 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7724 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7726 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7727 Sebastian Pop <sebpop@gmail.com>
7729 * lambda-code.c (remove_iv): New.
7730 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7732 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7734 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7735 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7736 * tree-ssa-loop-prefetch.c: Include optabs.h.
7737 (FENCE_FOLLOWING_MOVNT): New macro.
7738 (struct mem_ref): Add independent_p and storent_p fields.
7739 (record_ref): Initalize the new fields.
7740 (gather_memory_references_ref): Return true if the reference
7742 (gather_memory_references): Check whether all memory accesses
7743 in loop were recorded.
7744 (should_issue_prefetch_p): Return false for nontemporal stores.
7745 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7746 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7747 (determine_loop_nest_reuse): Detect independent memory references.
7748 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7749 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7750 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7751 * config/i386/i386.h (x86_mfence): Declare.
7752 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7753 * config/i386/i386.c (x86_mfence): New variable.
7754 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7756 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7757 * optabs.c (init_optabs): Initialize storent_optab.
7758 * optabs.h (enum optab_index): Add OTI_storent.
7759 (storent_optab): Declare.
7760 * genopinit.c (optabs): Add initialization for storent_optab.
7761 * tree.h (MOVE_NONTEMPORAL): New macro.
7762 * expr.c (expand_assignment, store_expr, store_constructor_field,
7763 store_constructor, store_field, expand_expr_real_1): Propagate
7764 nontemporality of the expanded store.
7765 (emit_storent_insn): New function.
7766 * expr.h (expand_assignment, store_expr): Declaration changed.
7767 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7768 to expand_assignment.
7769 * stmt.c (expand_asm_expr): Ditto.
7770 * calls.c (initialize_argument_information): Pass false as
7771 nontemporality to store_expr.
7772 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7775 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7777 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7779 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7781 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7783 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7784 and allow DECL_P here.
7786 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7788 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7789 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7790 track of the size of the expression.
7791 * cfghooks.c (merge_blocks): Remove block from loops structure only
7792 after call of the merge_blocks hook.
7794 2007-06-09 Tom Tromey <tromey@redhat.com>
7796 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7797 (deprecated_state): Removed.
7798 (start_decl): Update.
7799 (enum deprecated_states): Moved earlier.
7800 (groktypename): Update.
7801 (push_parm_decl): Likewise.
7802 (grokfield): Likewise.
7803 (start_function): Likewise.
7805 2007-06-09 Ian Lance Taylor <iant@google.com>
7807 PR tree-optimization/32169
7808 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7809 CONVERT_EXPR, check whether min and max both converted to an
7810 overflow infinity representation.
7812 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7814 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7815 not inserted on the edge.
7817 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7819 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7820 instructions if they are supported.
7821 (__divsi3, __umodsi3, __modsi3): Likewise.
7822 (__ashldi3, __ashrdi3, __lshrdi3): New.
7823 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7825 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7826 Tony Linthicum <tony.linthicum@amd.com>
7828 * doc/invoke.texi: Add fvect-cost-model flag.
7829 * common.opt (fvect-cost-model): New flag.
7830 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7831 cost fields in stmt_vec_info struct for STMT.
7832 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7833 fields in stmt_vec_info struct and access functions for the same.
7834 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7835 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7836 load, store and vector to scalar operation.
7837 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7838 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7839 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7840 (TARG_VEC_STORE_COST): Define cost of vector store.
7841 (vect_estimate_min_profitable_iters): Define new function.
7842 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7843 check to evaluate if loop iterations are less than minimum profitable
7844 iterations determined by cost model or minimum vect loop bound defined
7845 by user, whichever is more conservative.
7846 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7847 run-time check to evaluate if loop iterations are less than minimum
7848 profitable iterations determined by cost model or minimum vect loop
7849 bound defined by user, whichever is more conservative.
7850 (vect_estimate_min_profitable_iterations): New function to estimate
7851 mimimimum iterartions required for vector version of loop to be
7852 profitable over scalar version.
7853 (vect_model_reduction_cost): New function.
7854 (vect_model_induction_cost): New function.
7855 (vect_model_simple_cost): New function.
7856 (vect_cost_strided_group_size): New function.
7857 (vect_model_store_cost): New function.
7858 (vect_model_load_cost): New function.
7859 (vectorizable_reduction): Call vect_model_reduction_cost during
7861 (vectorizable_induction): Call vect_model_induction_cost during
7863 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7864 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7865 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7866 vectorizable_promotion, vectorizable_demotion): Call
7867 vect_model_simple_cost during analysis phase.
7869 2007-06-08 Simon Baldwin <simonb@google.com>
7871 * reg-stack.c (get_true_reg): Readability change. Moved default case
7872 label into direct switch statement scope.
7874 2007-06-08 Simon Baldwin <simonb@google.com>
7876 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7877 in gcc_assert() with '==' comparison.
7879 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7881 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7882 TARGET_ABM handling of x86_popcnt variable.
7884 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7886 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7887 __builtin_copysignq and __builtin_infq built-in functions.
7889 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7891 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7892 SSE4.2 section. Correct built-in function names in SSE4A section.
7894 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7896 PR tree-optimization/32243
7897 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7898 for ncopies after ratio check between nunits_out and nunits_in.
7899 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7901 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7903 PR tree-optimization/32224
7904 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7905 vectorization upon a non GIMPLE_MODIFY_STMT.
7907 2007-06-08 Christian Bruel <christian.bruel@st.com>
7910 * config/sh/sh.md (doloop_end): New pattern and splitter.
7911 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7913 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7916 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7918 (verify_dominators): Do not change dominance tree.
7920 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7922 * config/sh/constraints.md: New file.
7923 * config/sh/sh.c: Include tm-constrs.h.
7924 (reg_class_from_letter): Remove.
7925 (prepare_cbranch_operands): Use satisfies_constraint_*
7926 function instead of macro.
7927 (andcosts, broken_move, sh_secondary_reload): Likewise.
7928 * config/sh/predicates.md (trapping_target_operand): Likewise.
7929 (and_operand, arith_operand, arith_reg_or_0_operand,
7930 cmp_operand, logical_operand, target_operand,
7931 ua_address_operand, ua_offset, xor_operand): Likewise.
7932 * config/sh/sh.md: Include constraints.md.
7933 (*movsicc_t_false): Use satisfies_constraint_* function
7935 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7936 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7937 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7938 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7939 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7940 (REG_CLASS_FROM_CONSTRAINT): Remove.
7941 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7942 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7943 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7944 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7945 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7946 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7947 function instead of macro.
7948 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7949 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7950 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7951 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7952 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7953 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7954 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7955 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7956 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7957 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7958 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7959 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7960 EXTRA_CONSTRAINT_STR): Likewise.
7961 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7963 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7965 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7967 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7970 * c-common.h (flag_cpp0x): Replaced by...
7971 (cxx_dialect): ... this new variable specifying the C++ dialect that
7973 * c-common.c (flag_cpp0x): Removed.
7974 (cxx_dialect): Defined.
7975 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7977 * c-opts.c (c_common_post_options): Likewise.
7978 (set_std_cxx98): Set cxx_dialect to cxx98.
7979 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7981 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7982 Hui-May Chang <hm.chang@apple.com>
7984 * doc/invoke.texi (Darwin Options): Update documentation for
7985 -mmacosx-version-min.
7986 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7987 * config/darwin-driver.c: New file.
7988 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7989 * config/t-darwin (darwin-driver.o): New rule.
7991 * config/darwin-c.c (version_as_macro): Ignore low digit.
7993 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7995 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7996 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7997 (CSGNMODE): New mode macro.
7998 (CSGNVMODE): New mode attribute.
7999 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8000 expander using CSGNMODE mode macro. Handle TFmode.
8001 (copysign<mode>3_const): Rename from copysignsf3_const and
8002 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8004 (copysign<mode>3_var): Rename from copysignsf3_var and
8005 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8007 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8008 mode macro. Handle TFmode.
8009 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8010 (iortf3, *iortf3): Ditto.
8011 (xortf3, *xortf3): Ditto.
8012 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8013 TFmode and TImode masks.
8014 (ix86_expand_copysign): Expand TFmode copysign insn.
8015 (IX86_BUILTIN_INFQ): New.
8016 (IX86_BUILTIN_FABSQ): Ditto.
8017 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8018 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8019 [__builtin_fabsq]: Ditto.
8020 [__builtin_copysignq]: Ditto.
8021 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8022 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8023 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8024 ix86_expand_binop_builtin().
8026 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8028 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8030 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8033 * rtl.h (push_to_sequence2): New.
8034 * emit-rtl.c (push_to_sequence2): New.
8035 * function.c (assign_parm_data_all): Add new fields.
8036 (assign_parm_setup_block): Call push_to_sequence2 instead of
8038 (assign_parm_setup_reg): Ditto.
8039 (assign_parm_setup_stack): Ditto.
8040 (assign_parms_unsplit_complex): Ditto.
8041 (assign_parms): Change field name.
8043 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8045 PR tree-optimization/32220
8046 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8047 phi node is reached before defining statement.
8049 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8052 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8053 after changing the right hand side of the assignment.
8055 2007-06-06 Eric Christopher <echristo@apple.com>
8057 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8058 (x86_64-*-darwin*): Ditto.
8059 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8060 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8062 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8064 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8066 (add_key): Likewise.
8067 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8068 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8070 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8072 (add_cost_one_coalesce): Likewise.
8073 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8074 variable names. Rename orig to orig_name for consistency.
8075 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8077 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8079 (record_equivalences_from_stmt): Likewise.
8080 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8081 the coding conventions.
8082 (memory_ssa_name_same): Likewise.
8083 (dse_optimize_stmt): Likewise.
8084 (dse_record_phis): Likewise.
8085 (dse_finalize_block): Likewise.
8086 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8087 keywords as variable names.
8088 (may_move_till): Cast according to the coding conventions.
8089 (force_move_till_expr): Avoid using C++ keywords as variable names.
8090 (force_move_till): Cast according to the coding conventions.
8091 (memref_hash): Likewise.
8092 (memref_eq): Likewise.
8093 (gather_mem_refs_stmt): Likewise.
8094 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8095 using C++ keywords as variable names.
8096 (idx_find_step): Cast according to the coding conventions.
8097 (idx_record_use): Likewise.
8098 (find_depends): Likewise.
8099 (prepare_decl_rtl): Likewise.
8100 (mbc_entry_hash): Likewise.
8101 (mbc_entry_eq): Likewise.
8102 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8103 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8104 (idx_infer_loop_bounds): Cast according to the coding conventions.
8105 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8106 * tree-ssa-math-opts.c (occ_new ): Likwise.
8107 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8109 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8111 (add_use_op): Likewise.
8112 (add_vop): Likewise.
8113 (add_vuse_op): Likewise.
8114 (add_vdef_op): Likewise.
8115 (get_expr_operands): Likewise.
8116 (push_stmt_changes): Use type safe memory macros.
8117 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8118 keywords as variable names.
8119 (conditional_replacement): Likewise.
8120 (minmax_replacement): Likewise.
8121 (abs_replacement): Likewise.
8122 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8124 (insert_fake_stores): Avoid using C++ keywords as variable names.
8125 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8127 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8128 (heapvar_insert): Use type safe memory macros.
8129 (new_var_info): Cast according to the coding conventions.
8130 (new_constraint): Likewise.
8131 (remove_preds_and_fake_succs): Use type safe memory macros.
8132 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8134 (thread_single_edge): Likewise.
8135 (thread_through_loop_header): Likewise.
8137 2007-06-06 Eric Christopher <echristo@apple.com>
8139 * config/i386/i386.c (override_options): Move handling
8140 of TARGET_SUBTARGET* earlier.
8142 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8144 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8147 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8149 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8150 emited outside of basic block.
8151 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8153 * rtl.h (delete_insn_chain): Declaration changed.
8154 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8156 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8157 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8158 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8159 to delete_insn_chain.
8160 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8161 do not have bb field set.
8162 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8164 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8165 * cfgcleanup.c (try_optimize_cfg): Ditto.
8167 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8169 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8170 (lambda_body_vector_new): Use type safe memory macros.
8171 (lambda_linear_expression_new): Likewise.
8172 (lambda_loopnest_new): Likewise.
8173 (lambda_lattice_new): Likewise.
8174 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8175 conventions. Use type safe memory macros.
8176 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8177 (lambda_body_vector_s): Likewise.
8178 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8179 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8181 2007-06-06 Richard Guenther <rguenther@suse.de>
8183 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8184 if we need to schedule cfg_cleanup.
8185 (tree_ssa_forward_propagate_single_use_vars): Do so.
8187 2007-06-06 Ian Lance Taylor <iant@google.com>
8189 * fold-const.c (merge_ranges): If range_successor or
8190 range_predecessor fail, just return 0.
8192 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8194 PR tree-optimization/32216
8195 * tree-vectorizer.c (supportable_widening_operation): Determine
8196 signedness of FIX_TRUNC_EXPR from output operand.
8197 (supportable_narrowing_operation): Ditto.
8198 * tree-vect-generic.c (expand_vector_operations_1): Determine
8199 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8202 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8204 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8205 (struct pta): ...from here. Change flags to unsigned to avoid
8206 excessive casting (as it is used as a bit mask).
8207 (override_options): Add casts according to the coding convenventions.
8208 (x86_64_elf_unique_section): Likewise.
8209 (examine_argument): Avoid using C++ keywords as variable names.
8210 (construct_container): Likewise.
8211 (legitimize_pic_address): Likewise.
8212 (get_dllimport_decl): Cast according to the coding conventions. Use
8213 type safe memory macros.
8214 (legitimize_address): Cast according to the coding conventions.
8215 (emit_i387_cw_initialization): Corrected the type of slot to enum
8217 (ix86_init_machine_status): Use type safe memory macros.
8218 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8219 (bdesc_pcmpistr): Likewise.
8220 (bdesc_crc32): Likewise.
8221 (bdesc_sse_3arg): Likewise.
8222 (bdesc_2arg): Likewise.
8223 (bdesc_1arg): Likewise.
8224 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8225 (ix86_expand_sse_pcmpistr): Likewise.
8226 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8227 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8228 int to match the langhook definition.
8229 (ix86_builtin_conversion): Change the type of code to unsigned init to
8230 match the langhook definition.
8231 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8233 (ix86_preferred_output_reload_class): Likewise.
8234 (ix86_cannot_change_mode_class): Likewise.
8235 (ix86_memory_move_cost): Likewise.
8236 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8237 avoid excessive casting later on.
8238 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8240 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8242 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8243 as flags setting insn.
8244 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8246 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8248 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8249 (UNSPEC_ROUND): New.
8250 ("sse4_1_round<mode>2"): New insn pattern.
8251 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8253 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8254 expander using SSEMODEF mode macro. Expand using
8255 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8256 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8257 expander using SSEMODEF mode macro. Expand using
8258 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8259 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8260 expander using SSEMODEF mode macro. Expand using
8261 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8262 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8263 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8264 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8267 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8268 Sebastian Pop <sebpop@gmail.com>
8270 * lambda.h (build_linear_expr): New.
8271 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8272 Use build_linear_expr, call fold and force_gimple_operand.
8273 (lambda_loopnest_to_gcc_loopnest): Check that there is
8274 something to insert.
8275 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8277 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8279 PR preprocessor/23479
8280 * doc/extend.texi: Document the 0b-prefixed binary integer
8283 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8285 PR tree-optimization/32215
8286 * tree-vectorizer.c (supportable_widening_operation): Return false
8287 for unsupported FIX_TRUNC_EXPR tree code.
8288 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8290 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8292 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8293 register on SPE targets. Change documentation to reflect
8295 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8296 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8297 out of the register allocation pool.
8298 (rs6000_reg_live_or_pic_offset_p): New function.
8299 (rs6000_emit_prologue): Move the actual saving of LR up to free
8300 r0 for holding r11. Split saving of SPE 64-bit registers into
8301 its own case. Ensure that offsets will always be in-range for
8302 'evstdd' by using r11 as a scratch register to point at the start
8303 of the SPE save area. Save r11 if necessary, as it is the static
8305 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8306 into its own case. Ensure that offsets will always be in-range
8307 for 'evldd' by using r11 as a scratch register to point at the
8308 start of the SPE save area. Also adjust r11 when restoring
8309 the stack pointer to compensate for pre-loading r11.
8311 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8313 * cfg.c (init_flow): Use type safe memory macros.
8314 (alloc_block): Likewise.
8315 (unchecked_make_edge): Likewise.
8316 (dump_flow_info): Avoid using C++ keywords as variable names.
8317 (copy_original_table_clear): Cast according to the coding conventions.
8318 (copy_original_table_set): Likewise.
8319 * cfgexpand (label_rtx_for_bb): Likewise.
8320 (expand_gimple_basic_block): Likewise.
8321 * cfghooks.c (dump_bb): Likewise.
8322 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8324 (lv_add_condition_to_bb): Likewise.
8325 * cfglayout (relink_block_chain): Cast according to the coding
8327 (fixup_reorder_chain): Likewise.
8328 (fixup_fallthru_exit_predecessor): Likewise.
8329 * cfgloop.c (glb_enum_p): Likewise.
8330 (get_exit_description): Likewise.
8331 (dump_recorded_exit): Likewise.
8332 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8333 (struct loop): ... from here.
8334 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8336 * cfgrtl.c (rtl_create_basic_block): Likewise.
8337 (rtl_split_block): Likewise.
8338 (rtl_dump_bb): Likewise.
8339 (cfg_layout_split_block): Likewise.
8340 (init_rtl_bb_info): Use typesafe memory macros.
8342 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8343 * graphds.h: Updated all usages of edge to graph_edge.
8344 * graphds.c: Likewise.
8345 * cfgloopanal.c: Likewise.
8347 2007-06-05 Ian Lance Taylor <iant@google.com>
8349 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8350 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8351 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8353 (test_for_singularity): Likewise.
8355 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8357 * config/i386/constraints.md ("Y2"): Replaced by ...
8359 * config/i386/i386.md: Likewise.
8360 * config/i386/mmx.md: Likewise.
8361 * config/i386/sse.md: Likewise.
8363 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8365 * config/i386/constraints.md ("z"): Replaced by ...
8367 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8368 (sse4_1_blendvps): Likewise.
8369 (sse4_1_pblendvb): Likewise.
8370 (sse4_2_pcmpestr): Likewise.
8371 (sse4_2_pcmpestrm): Likewise.
8372 (sse4_2_pcmpestr_cconly): Likewise.
8373 (sse4_2_pcmpistr): Likewise.
8374 (sse4_2_pcmpistrm): Likewise.
8375 (sse4_2_pcmpistr_cconly): Likewise.
8377 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8379 * matrix-reorg.c (transform_access_sites): Fix computation.
8380 (transform_allocation_sites): Same.
8382 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8384 * config/i386/i386.c (override_options): Use
8385 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8387 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8389 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8390 (nonimm_not_xmm0_operand): Ditto.
8391 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8392 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8393 as operand[2] predicate. Require "z" class XMM register for
8394 operand[3]. Adjust asm template.
8395 ("sse4_1_blendvpd"): Ditto.
8396 ("sse4_1_pblendvb"): Ditto.
8397 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8398 force op2 into xmm0 register for variable blend instructions.
8400 2007-06-04 Tom Tromey <tromey@redhat.com>
8402 * c-tree.h (start_enum): Update.
8403 (build_enumerator): Likewise.
8404 * c-decl.c (enum_next_value): Removed.
8405 (enum_overflow): Likewise.
8406 (start_enum): Add c_enum_contents argument. Don't use globals.
8407 (build_enumerator): Likewise.
8408 * c-tree.h (struct c_enum_contents): New struct.
8410 2007-06-04 Tom Tromey <tromey@redhat.com>
8412 * c-common.c (c_common_get_alias_set): Fix indentation.
8414 2007-06-04 Ian Lance Taylor <iant@google.com>
8416 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8417 to overflow, reduce overflow infinity to regular infinity.
8418 (vrp_var_may_overflow): New static function.
8419 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8421 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8423 * stor-layout.c (layout_type): Remove duplicate code.
8425 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8428 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8429 before build_common_builtin_nodes ().
8431 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8434 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8436 2007-06-04 Jan Hubicka <jh@suse.cz>
8438 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8439 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8440 instead of _stat version.
8442 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8444 PR tree-optimization/32194
8445 * tree-predcom.c (determine_offset): Check that both references have
8448 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8450 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8451 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8452 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8453 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8454 Add argument to iterate_fix_dominators call.
8455 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8456 * gcse.c (hoist_code): Change domby to vector.
8457 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8458 Add argument to iterate_fix_dominators call.
8459 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8460 recompute_dominator.
8461 * lambda-code.c (perfect_nestify): Ditto.
8462 * cfgloopanal.c: Include graphds.h.
8463 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8464 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8465 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8467 * graphds.c: New file.
8468 * graphds.h: New file.
8469 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8470 (get_dominated_by, get_dominated_by_region): Change return type to
8472 (verify_dominators): Recompute all dominators and compare the results.
8473 (recount_dominator): Renamed to ...
8474 (recompute_dominator): ... this. Do not check that the block is
8476 (iterate_fix_dominators): Reimplemented.
8477 (prune_bbs_to_update_dominators, root_of_dom_tree,
8478 determine_dominators_for_sons): New functions.
8479 * et-forest.c (et_root): New function.
8480 * et-forest.h (et_root): Declare.
8481 * Makefile.in (graphds.o): Add.
8482 (cfgloopanal.o): Add graphds.h dependency.
8483 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8484 * basic-block.h (get_dominated_by, get_dominated_by_region,
8485 iterate_fix_dominators): Declaration changed.
8486 (recount_dominator): Renamed to ...
8487 (recompute_dominator): ... this.
8488 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8489 (thread_through_all_blocks): Do not free dominance info.
8491 2007-06-03 Andreas Schwab <schwab@suse.de>
8493 * config/m68k/m68k.c (override_options): Don't override
8495 * config/m68k/m68k-modes.def (SF, DF): Define to use
8496 motorola_single_format and motorola_double_format, resp.
8497 * real.c (motorola_single_format): Renamed from
8498 coldfire_single_format.
8499 (motorola_double_format): Renamed from coldfire_double_format.
8500 (encode_ieee_extended): Generate a proper canonical NaN image
8501 respecting canonical_nan_lsbs_set.
8502 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8504 * real.h: Adjust declarations.
8506 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8509 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8510 the symbol is generated with the stack protector.
8512 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8514 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8515 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8517 * doc/extend.texi (interrupt): Mention m68k.
8519 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8521 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8522 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8523 (ix86_expand_sse_pcmpestr): Do not check operands for
8524 "register_operand", when insn operand predicate is "register_operand".
8525 (ix86_expand_sse_pcmpistr): Ditto.
8527 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8528 Uros Bizjak <ubizjak@gmail.com>
8530 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8531 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8532 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8533 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8534 * config/i386/constraints.md ("z"): New register constraint
8535 for members of SSE_FIRST_REG class.
8536 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8537 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8538 SSE_FIRST_REG class.
8539 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8540 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8541 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8542 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8543 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8544 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8545 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8546 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8547 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8548 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8549 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8550 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8551 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8552 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8553 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8554 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8555 (struct builtin_description): Change "flag" field to unsigned.
8556 (bdesc_pcmpestr): New builtin description table.
8557 (bdesc_pcmpistr): Likewise.
8558 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8559 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8560 Initialize pcmp[ei]str[im] insns for SSE4.2.
8561 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8562 (ix86_expand_sse_pcmpistr): Likewise.
8563 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8564 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8565 (UNSPEC_PCMPISTR): Likewise.
8566 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8567 (sse4_2_pcmpestri):New isns pattern.
8568 (sse4_2_pcmpestrm): Likewise.
8569 (sse4_2_pcmpestr_cconly): Likewise.
8570 (sse4_2_pcmpistr): New insn patern and splitter.
8571 (sse4_2_pcmpistri):New isns pattern.
8572 (sse4_2_pcmpistrm): Likewise.
8573 (sse4_2_pcmpistr_cconly): Likewise.
8574 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8577 2007-06-01 David Daney <ddaney@avtrex.com>
8579 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8580 LOADGP_ABSOLUTE and not binds_local_p.
8582 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8584 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8586 2007-06-01 Ian Lance Taylor <iant@google.com>
8588 * tree-vrp.c (compare_name_with_value): Always set
8589 used_strict_overflow if we get a result from the variable itself.
8591 2007-06-01 Ian Lance Taylor <iant@google.com>
8593 PR rtl-optimization/31455
8594 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8595 subregs which have a cast between modes which are not tieable.
8597 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8599 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8600 breaks after return statements.
8602 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8604 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8605 only after no_new_pseudos.
8607 2007-05-31 Eric Christopher <echristo@apple.com>
8609 * expr.c (convert_move): Assert that we don't have a BLKmode
8611 (store_expr): Handle BLKmode moves by calling emit_block_move.
8613 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8615 * c-typeck.c (build_indirect_ref): Include type in error message.
8616 (build_binary_op): Pass types to binary_op_error.
8617 * c-common.c (binary_op_error): Take two type arguments, print out
8619 * c-common.h (binary_op_error): Update prototype.
8621 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8623 * config/i386/i386.c: Correct coments on -mno-sse4.
8625 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8627 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8628 (x86_64-*-*): Likewise.
8629 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8630 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8631 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8632 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8633 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8634 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8635 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8636 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8637 (OPTION_MASK_ISA_SSE4): Likewise.
8638 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8639 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8640 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8641 (override_options): Support SSE4.2.
8642 (ix86_build_const_vector): Support SImode and DImode.
8643 (ix86_build_signbit_mask): Likewise.
8644 (ix86_expand_int_vcond): Support V2DImode.
8645 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8646 (IX86_BUILTIN_CRC32HI): Likewise.
8647 (IX86_BUILTIN_CRC32SI): Likewise.
8648 (IX86_BUILTIN_CRC32DI): Likewise.
8649 (IX86_BUILTIN_PCMPGTQ): Likewise.
8650 (bdesc_crc32): Likewise.
8651 (bdesc_sse_3arg): Likewise.
8652 (ix86_expand_crc32): Likewise.
8653 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8654 (ix86_expand_builtin): Likewise.
8655 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8656 __SSE4_2__ for -msse4.2.
8657 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8658 (CRC32MODE): Likewise.
8659 (crc32modesuffix): Likewise.
8660 (crc32modeconstraint): Likewise.
8661 (sse4_2_crc32<mode>): Likewise.
8662 (sse4_2_crc32di): Likewise.
8663 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8665 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8666 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8667 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8668 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8669 (vcondu<mode>): Likewise.
8670 * doc/extend.texi: Document SSE4.2 built-in functions.
8671 * doc/invoke.texi: Document -msse4.2/-msse4.
8673 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8675 PR tree-optimization/32160
8676 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8677 variable as gimple reg.
8678 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8680 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8682 * gcc.c (main): Don't consider linker options when issuing the
8683 warning about a linker input file not being used.
8685 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8687 * tree-vrp.c (compare_names): Initialize sop.
8689 2007-05-30 Dirk Mueller <dmueller@suse.de>
8691 * cgraphunit.c (cgraph_analyze_function): Remove
8692 computation of inline parameters.
8694 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8696 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8698 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8700 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8701 Add vx-common.h. Include vxworks.h between vx-common.h and
8703 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8705 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8706 (TARGET_ASM_DESTRUCTOR): Likewise.
8707 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8708 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8709 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8710 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8711 (VXWORKS_ENDIAN_SPEC): Define.
8712 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8713 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8714 VXWORKS_* equivalents.
8715 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8716 (ASM_FILE_START): Delete.
8717 (TARGET_VERSION): Reformat.
8718 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8719 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8720 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8721 (FPBIT, DPBIT): Define.
8722 (fp-bit.c, dp-bit.c): New rules.
8723 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8724 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8725 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8726 * config/arm/arm.h: Include vxworks-dummy.h.
8727 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8728 Mark with ATTRIBUTE_UNUSED.
8729 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8730 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8731 make it incompatible with -msingle-pic-base.
8732 (arm_function_ok_for_sibcall): Return false for calls that might
8733 go through a VxWorks PIC PLT entry.
8734 (require_pic_register): New function, split out from...
8735 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8737 (arm_load_pic_register): Handle the VxWorks RTP initialization
8738 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8739 (arm_emit_call_insn): New function.
8740 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8741 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8742 (pic_offset_arm): New pattern.
8743 (call, call_value): Use arm_emit_call_insn.
8744 (call_internal, call_value_internal): New expanders.
8745 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8746 VxWorks unless __PIC__.
8748 2007-05-30 Eric Christopher <echristo@gmail.com>
8750 * genrecog.c: Include regs.h in generated file.
8751 * genemit.c: Ditto. Fix up formatting.
8752 * config/mn10300/constraints.md: New.
8753 * config/mn10300/mn10300.md: Include.
8754 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8755 Fix up for removed macro.
8756 * config/mn10300/predicates.md (call_address_operand): Ditto.
8757 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8758 (CONST_OK_FOR_I): Ditto.
8759 (CONST_OK_FOR_J): Ditto.
8760 (CONST_OK_FOR_K): Ditto.
8761 (CONST_OK_FOR_L): Ditto.
8762 (CONST_OK_FOR_M): Ditto.
8763 (CONST_OK_FOR_N): Ditto.
8764 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8768 (EXTRA_CONSTRAINT): Ditto.
8770 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8772 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8774 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8775 OPTION_MASK_ISA_64BIT.
8776 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8778 2007-05-30 Richard Guenther <rguenther@suse.de>
8781 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8782 types for comparison.
8783 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8784 with original typed arguments.
8785 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8787 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8789 PR tree-optimization/31769
8790 * except.c (duplicate_eh_regions): Clear prev_try if
8791 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8793 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8795 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8796 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8797 bsi of the location where statements should be inserted.
8798 (sink_code_in_bb): Take bsi from statement_sink_location.
8799 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8800 instead of bsi_start.
8801 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8803 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8804 (bsi_move_before): Document inconsistency with bsi_move_after.
8805 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8807 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8809 * config/i386/i386.h (TARGET_ABM): New define.
8810 (TARGET_POPCNT): Ditto.
8811 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8812 New temporary defines to redefine from OPTION_ISA_* defines.
8813 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8814 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8815 (ix86_isa_flags): New extern int declaration.
8816 (TARGET_SUBTARGET_DEFAULT): New define.
8817 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8818 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8819 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8820 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8821 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8822 * config/i386/darwin.h: Change TARGET_64BIT define to
8825 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8826 using existing "ix86_isa_flags" varible.
8827 (m32, m64): Use existing "ix86_isa_flags" variable.
8828 (mmmx, m3dnow): Ditto.
8829 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8830 (mabm): Define as non-negative option using "x86_abm" variable.
8831 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8833 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8834 Rewrite feature test bitmap.
8835 (ix86_isa_flags): New initialized global int varible.
8836 (ix86_isa_flags_explicit): New static int variable.
8837 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8838 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8839 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8840 target_flags_explicit.
8841 (override_options): Remove "target_enable" and "target_disable" fields
8842 from "struct ptt". Update processor_target_table accordingly. Remove
8843 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8844 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8845 "target_flags" and "ix86_isa_flags_explicit" instead of
8846 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8847 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8848 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8849 to true when either of PTA_POPCNT or PTA_ABM is set in
8850 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8851 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8852 processor_alias_table flags entry. Remove handling of
8853 "target_enable" and "target_disable" fields of processor_target_table.
8854 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8855 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8856 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8857 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8858 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8860 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8862 2007-05-29 David Daney <ddaney@avtrex.com>
8865 * config/mips/mips.c (mips_output_mi_thunk): Emit
8866 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8868 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8869 * config/i386/i386.c (ix86_function_regparm): Added checking of
8870 ix86_force_align_arg_pointer to determine the number of
8871 register parameters.
8873 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8875 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8876 (SET_DR_MISALIGNMENT): New.
8877 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8878 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8879 Use SET_DR_MISALIGNMENT.
8880 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8882 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8883 find_loop_nest): Export.
8884 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8885 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8886 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8887 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8889 (struct mem_ref): Add field reuse_distance.
8890 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8891 Initialize reuse_distance field.
8892 (issue_prefetch_ref): Select temporality of prefetch according to
8894 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8895 self_reuse_distance, determine_loop_nest_reuse): New functions.
8896 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8897 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8898 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8901 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8903 * tree-ssa-alias.c: Add aliasing overview.
8905 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8906 Danny Smith <dannysmith@users.sourceforge.net>
8909 * config/i386/t-crtfm: Compile crtfastmath.o with
8910 -minline-all-stringops.
8911 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8912 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8914 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8916 * doc/md.texi: Document constraints on HP PA-RISC.
8918 * pa/constraints.md: New file.
8919 * pa.md: Include constraints.md.
8920 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8921 (integer_store_memory_operand, ldil_cint_p): New functions.
8922 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8923 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8924 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8925 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8926 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8928 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8931 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8932 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8933 case POSTDECREMENT_EXPR>): Return the error_mark_node
8934 if either the real or imaginary parts would an
8937 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8939 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8940 name when we remove it from a call.
8942 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8944 * targhooks.c (default_narrow_bitfield): Remove.
8945 * targhooks.h: Remove the prototype for
8946 default_narrow_bitfield.
8948 * langhooks-def.h: Remove the prototype for
8949 hook_get_alias_set_0.
8950 * langhooks.c (hook_get_alias_set_0): Remove.
8952 * global.c (EXECUTE_IF_CONFLICT): Remove.
8954 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8957 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8958 return true when truth_value_p is true and the type
8961 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8963 * doc/install.texi (Prerequisites): We no longer require Autoconf
8964 2.13 for the top-level.
8966 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8968 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8969 memory access via x86_expand_vector_move_misalign() only for
8970 TImode values on 32-bit targets.
8972 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8974 * matrix-reorg.c: New file. Implement matrix flattening and
8975 transposing optimization.
8976 * tree-pass.h: Add matrix reorg pass.
8977 * common.opt: Add fipa-mreorg flag.
8978 * Makefile.in: Add matrix-reorg.c.
8979 * passes.c: Add matrix reorg pass.
8980 * varpool.c (add_new_static_var): New function.
8981 * cgraph.h (add_new_static_var): Declare.
8983 2007-05-27 Eric Christopher <echristo@apple.com>
8985 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8986 sp_offset depending on stack size. Save r12 depending
8987 on registers we're saving later.
8988 (rs6000_emit_epilogue): Update sp_offset depending only
8991 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8993 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8994 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8995 * ifcvt.c (if_convert): Ditto.
8996 * tree-ssa-threadupdate.c (thread_block): Ditto.
8997 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8998 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8999 verify_loop_closed_ssa): Check number_of_loops instead of
9001 * predict.c (tree_estimate_probability): Ditto.
9002 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9003 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9004 * modulo-sched.c (sms_schedule): Ditto.
9005 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9006 (scev_finalize): Do not do anything if scev analysis was not
9008 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9009 current_loops == NULL.
9010 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9011 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9013 (loop_optimizer_finalize): Assert that loops were analyzed.
9014 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9015 rtl_doloop): Check number_of_loops instead of current_loops.
9016 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9017 current_loops == NULL.
9018 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9019 gate_tree_vectorize tree_linear_transform, check_data_deps,
9020 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9021 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9022 Check number_of_loops instead of current_loops.
9023 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9024 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9025 free loops if available.
9026 (execute_pre): Do not pass do_fre to fini_pre.
9028 2007-05-27 Tobias Burnus <burnus@net-b.de>
9031 * real.c (mpfr_from_real): Fix sign of -Inf.
9033 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9035 * tree-vect-transform.c (vectorizable_conversion): Initialize
9036 tree_code variables to ERROR_MARK.
9037 (vectorizable_type_demotion): Likewise.
9038 (vectorizable_type_promotion): Likewise.
9040 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9043 * config/i386/i386.md (movti): Handle push operands via
9046 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9048 * basic-block.h: Remove the prototype for merge_seq_blocks.
9049 * cfgcleanup.c (merge_seq_blocks): Remove.
9051 * tree-flow.h: Remove the prototype for is_aliased_with.
9052 * tree-ssa-alias.c (is_aliased_with): Remove.
9054 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9056 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9058 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9060 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9061 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9062 (vec_unpacks_hi_v16qi): Likewise.
9063 (vec_unpacku_lo_v16qi): Likewise.
9064 (vec_unpacks_lo_v16qi): Likewise.
9065 (vec_unpacku_hi_v8hi): Likewise.
9066 (vec_unpacks_hi_v8hi): Likewise.
9067 (vec_unpacku_lo_v8hi): Likewise.
9068 (vec_unpacks_lo_v8hi): Likewise.
9069 (vec_unpacku_hi_v4si): Likewise.
9070 (vec_unpacks_hi_v4si): Likewise.
9071 (vec_unpacku_lo_v4si): Likewise.
9072 (vec_unpacks_lo_v4si): Likewise.
9074 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9076 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9077 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9078 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9079 follow spelling conventions in various
9080 warning/error/diagnostic messages.
9082 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9083 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9084 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9085 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9086 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9087 * doc/tm.texi: Follow spelling conventions.
9089 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9092 * tree-ssa-forwprop.c
9093 (forward_propagate_addr_into_variable_array_index): Remove
9094 the lhs argument. Use the type of def_rhs instead of lhs.
9095 (forward_propagate_addr_expr_1): Update use of
9096 forward_propagate_addr_into_variable_array_index.
9098 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9099 Nigel Stephens <nigel@mips.com>
9101 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9102 function attributes, "far" being an alias for "long_call".
9103 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9104 (mips_near_type_p, mips_far_type_p): New.
9105 (mips_comp_type_attributes): New function to check that attributes
9106 attached to a function type are compatible.
9107 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9108 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9109 to the target function of the thunk.
9110 (mips_encode_section_info): Check for "near" and "far" function
9111 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9113 * config/mips/predicates.md (const_call_insn_operand): Test only
9114 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9116 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9119 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9120 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9121 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9122 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9124 2007-05-25 Eric Christopher <echristo@apple.com>
9126 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9127 to x86-darwin configurations.
9128 * config/i386/t-darwin: Add softfp support.
9129 * config/i386/t-darwin64: Ditto.
9130 * config/i386/sfp-machine.h: If mach then don't use
9131 aliasing, emit a stub to call.
9133 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9135 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9136 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9137 tree-predcom.c, tree-ssa-alias-warnings.c,
9138 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9139 comment typos. Follow spelling conventions.
9140 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9142 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9145 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9146 constants into memory. Expand unaligned memory references for
9147 SSE modes via x86_expand_vector_move_misalign() function.
9149 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9151 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9152 "memory" attribute for "sseishft" type insn without operands[2].
9154 2007-05-25 Dirk Mueller <dmueller@suse.de>
9155 Marcus Meissner <meissner@suse.de>
9157 * doc/extend.texi (alloc_size): New attribute.
9158 * c-common.c (handle_alloc_size_attribute): New.
9159 * tree-object-size.c (alloc_object_size): Use alloc_size
9160 attribute, if available.
9162 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9164 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9166 (__builtin_ia32_vec_ext_v2di): Likewise.
9167 (__builtin_ia32_vec_ext_v4si): Likewise.
9168 (__builtin_ia32_vec_ext_v8hi): Likewise.
9169 (__builtin_ia32_vec_ext_v16qi): Likewise.
9170 (__builtin_ia32_vec_set_v8hi): Likewise.
9172 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9174 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9176 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9178 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9179 (arm_is_longcall_p): Rename to...
9180 (arm_is_long_call_p): ...this. Take a single tree argument and
9182 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9183 (CUMULATIVE_ARGS): Remove call_cookie.
9184 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9185 (ENCODED_LONG_CALL_ATTR_P): Delete.
9186 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9187 LONG_CALL_FLAG_CHAR cases.
9188 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9189 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9190 ARM_DECLARE_FUNCTION_SIZE.
9191 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9192 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9193 (arm_encode_call_attribute, current_file_function_operand): Delete.
9194 (arm_function_in_section_p): New function.
9195 (arm_is_longcall_p): Rename to...
9196 (arm_is_long_call_p): ...this. Take the target function as a single
9197 argument and return a bool. Do not rely on call cookies. Check
9198 whether the target symbol is in the same section as the current
9199 function, not just the same compilation unit.
9200 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9201 (arm_encode_section_info): Don't encode a call type.
9202 * config/arm/arm.md (call, call_value): Update calls to
9203 arm_is_long(_)call_p. Simplify logic.
9204 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9205 Update calls to arm_is_long(_)call_p.
9207 2007-05-25 Richard Guenther <rguenther@suse.de>
9209 PR tree-optimization/31982
9210 * tree-ssa-forwprop.c
9211 (forward_propagate_addr_into_variable_array_index): Handle arrays
9212 with element size one.
9214 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9216 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9217 (umulsi3_highpart): Likewise.
9219 2007-05-24 Ian Lance Taylor <iant@google.com>
9221 PR rtl-optimization/32069
9222 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9225 2007-05-24 Ollie Wild <aaw@google.com>
9227 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9230 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9232 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9233 (oprs_unchanged_p): Use it to check all registers in a REG.
9234 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9235 (reg_set_between_after_reload_p): Delete.
9236 (reg_used_between_after_reload_p): Likewise.
9237 (reg_set_or_used_since_bb_start): Likewise.
9238 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9239 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9240 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9241 * rtlanal.c (reg_set_p): Check whether REG overlaps
9242 regs_invalidated_by_call, rather than just checking the
9243 membership of REGNO (REG).
9245 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9247 * doc/passes.texi: Document predictive commoning.
9248 * doc/invoke.texi (-fpredictive-commoning): Document.
9249 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9250 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9251 adding indices to the generated name.
9252 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9253 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9254 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9255 (op_symbol_code): ... and exported.
9256 (dump_omp_clause, op_symbol): Use op_symbol_code
9257 instead of op_symbol_1.
9258 * tree-pass.h (pass_predcom): Declare.
9259 * timevar.def (TV_PREDCOM): New timevar.
9260 * tree-ssa-loop.c (run_tree_predictive_commoning,
9261 gate_tree_predictive_commoning, pass_predcom): New.
9262 * tree-data-ref.c (find_data_references_in_loop): Find the
9263 references in dominance order.
9264 (canonicalize_base_object_address): Ensure that the result has
9266 (dr_analyze_innermost): Export.
9267 (create_data_ref): Code to fail for references with invariant
9269 (find_data_references_in_stmt): ... here.
9270 * tree-data-ref.h (dr_analyze_innermost): Declare.
9271 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9272 (aff_combination_find_elt, name_expansion_hash,
9273 name_expansion_eq, tree_to_aff_combination_expand,
9274 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9276 * tree-affine.h (aff_combination_constant_multiple_p,
9277 tree_to_aff_combination_expand): Declare.
9278 * tree-predcom.c: New file.
9279 * common.opt (fpredictive-commoning): New option.
9280 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9281 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9282 * Makefile.in (tree-predcom.o): Add.
9283 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9284 * passes.c (init_optimization_passes): Add dceloop after
9285 copy propagation in loop optimizer. Add predictive commoning
9286 to loop optimizer passes.
9288 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9290 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9293 2007-05-24 Jan Hubicka <jh@suse.cz>
9295 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9297 (genheader): Include statistics.h.
9299 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9301 * print-rtl.c (flag_dump_unnumbered): Update comments.
9302 (print_rtl): Fix my previous change.
9303 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9306 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9309 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9311 (thread_through_all_blocks): Call initialize_original_copy_tables
9312 and free_original_copy_tables.
9313 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9315 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9316 * cfghooks.c (duplicate_block): Use get_loop_copy.
9317 * cfg.c: Include cfgloop.h.
9318 (loop_copy): New hash table.
9319 (initialize_original_copy_tables): Initialize loop_copy table.
9320 (free_original_copy_tables): Free loop_copy table.
9321 (copy_original_table_clear, copy_original_table_set,
9322 set_loop_copy, get_loop_copy): New functions.
9323 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9324 * cfgloop.h (struct loop): Remove copy field.
9325 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9326 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9328 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9330 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9331 -msse/-msse2/-msse3.
9333 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9335 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9336 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9338 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9341 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9342 * targhooks.h (default_mangle_decl_assembler_name): Declare
9344 * targhooks.c (default_mangle_decl_assembler_name): Define
9346 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9348 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9349 * langhooks.c (lhd_set_decl_assembler_name): Call
9350 targetm.mangle_decl_assembler_name for names with global scope.
9352 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9354 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9355 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9357 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9358 New. Factored out of i386_pe_encode_section_info.
9359 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9360 Move check for prior decoration of stdcall
9361 symbols to i386_pe_encode_section_info.
9362 (i386_pe_encode_section_info): Adjust call to
9363 gen_stdcall_or_fastcall_suffix. Use
9364 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9365 (i386_pe_mangle_decl_assembler_name): New. Wrap
9366 i386_pe_maybe_mangle_decl_assembler_name.
9368 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9370 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9371 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9372 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9373 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9374 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9377 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9378 Nigel Stephens <nigel@mips.com>
9379 Richard Sandiford <richard@codesourcery.com>
9381 Fix up MIPS16 hard float and add support for complex.
9383 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9384 (TARGET_SOFT_FLOAT_ABI): New.
9385 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9386 __mips_soft_float to reflect the ABI in use, not whether the
9387 FPU is directly accessible (e.g., in MIPS16 mode).
9388 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9389 (UNITS_PER_FPVALUE): Likewise.
9391 * config/mips/mips.c (mips_expand_call): Remove redundant
9392 TARGET_MIPS16 check.
9393 (mips_arg_regno): New.
9394 (function_arg_advance): When setting bits in cum->fp_code for
9395 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9397 (function_arg): Use mips_arg_regno.
9398 (mips_return_mode_in_fpr_p): New.
9399 (mips16_call_stub_mode_suffix): New.
9400 (mips16_cfun_returns_in_fpr_p): New.
9401 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9402 (mips_output_function_prologue): Test mips16_hard_float, not
9403 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9404 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9405 return value into a floating-point register.
9406 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9407 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9408 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9409 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9410 word of double arguments from or to the high bits of 64-bit
9411 floating point registers.
9412 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9413 (mips16_fpret_double): New helper function.
9414 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9415 support for complex modes. Fill in DECL_RESULT for stubdecl.
9416 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9418 * config/mips/mips16.S
9419 (RET, ARG1, ARG2): New.
9420 (MERGE_GPRf, MERGE_GPRt): New.
9421 (DELAYt, DELAYf): New.
9422 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9423 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9424 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9425 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9426 (SFOP): Renamed to...
9427 (OPSF3): This, and macro-ified. Updated all uses.
9428 (SFOP2): Renamed to...
9429 (OPSF2): This, and macro-ified. Updated all uses.
9430 (SFCMP): Renamed to...
9431 (CMPSF): This, and macro-ified. Updated all uses.
9432 (SFREVCMP): Renamed to...
9433 (REVCMPSF): This, and macro-ified. Updated all uses.
9434 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9435 (LDDBL1, LDDBL2, RETDBL): Deleted.
9436 (DFOP): Renamed to...
9437 (OPDF3): This, and macro-ified. Updated all uses.
9438 (DFOP2): Renamed to...
9439 (OPDF2): This, and macro-ified. Updated all uses.
9440 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9441 (DFCMP): Renamed to...
9442 (CMPDF): This, and macro-ified. Updated all uses.
9443 (DFREVCMP): Renamed to...
9444 (REVCMPDF): This, and macro-ified. Updated all uses.
9445 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9446 (RET_FUNCTION): New.
9447 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9448 (__mips16_ret_sc, __mips16_ret_dc): New.
9449 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9450 STUB_ARGS_6, STUB_ARGS_10): New.
9451 (CALL_STUB_NO_RET): New.
9452 (__mips16_call_stub_1): Macro-ified.
9453 (__mips16_call_stub_5): Macro-ified.
9454 (__mips16_call_stub_2): Macro-ified.
9455 (__mips16_call_stub_6): Macro-ified.
9456 (__mips16_call_stub_9): Macro-ified.
9457 (__mips16_call_stub_10): Macro-ified.
9458 (CALL_STUB_RET): New.
9459 (__mips16_call_stub_sf_0): Macro-ified.
9460 (__mips16_call_stub_sf_1): Macro-ified.
9461 (__mips16_call_stub_sf_5): Macro-ified.
9462 (__mips16_call_stub_sf_2): Macro-ified.
9463 (__mips16_call_stub_sf_6): Macro-ified.
9464 (__mips16_call_stub_sf_9): Macro-ified.
9465 (__mips16_call_stub_sf_10): Macro-ified.
9466 (__mips16_call_stub_df_0): Macro-ified.
9467 (__mips16_call_stub_df_1): Macro-ified.
9468 (__mips16_call_stub_df_5): Macro-ified.
9469 (__mips16_call_stub_df_2): Macro-ified.
9470 (__mips16_call_stub_df_6): Macro-ified.
9471 (__mips16_call_stub_df_9): Macro-ified.
9472 (__mips16_call_stub_df_10): Macro-ified.
9473 (__mips16_call_stub_sc_0): New.
9474 (__mips16_call_stub_sc_1): New.
9475 (__mips16_call_stub_sc_5): New.
9476 (__mips16_call_stub_sc_2): New.
9477 (__mips16_call_stub_sc_6): New.
9478 (__mips16_call_stub_sc_9): New.
9479 (__mips16_call_stub_sc_10): New.
9480 (__mips16_call_stub_dc_0): New.
9481 (__mips16_call_stub_dc_1): New.
9482 (__mips16_call_stub_dc_5): New.
9483 (__mips16_call_stub_dc_2): New.
9484 (__mips16_call_stub_dc_6): New.
9485 (__mips16_call_stub_dc_9): New.
9486 (__mips16_call_stub_dc_10): New.
9488 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9489 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9490 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9492 2007-05-23 Ian Lance Taylor <iant@google.com>
9494 * doc/invoke.texi (Invoking GCC): Document that the order of the
9497 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9500 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9501 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9502 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9506 * config/score/score.c (score_print_operand): Make sure that only
9507 lower bits are used.
9509 2007-05-22 Ian Lance Taylor <iant@google.com>
9511 * tree-vrp.c (avoid_overflow_infinity): New static function,
9512 broken out of set_value_range_to_value.
9513 (set_value_range_to_value): Call avoid_overflow_infinity.
9514 (extract_range_from_assert): Likewise.
9516 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9519 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9520 change the type before looking for a COMPOUND_EXPR.
9522 2007-05-22 Ian Lance Taylor <iant@google.com>
9524 * lower-subreg.c (decompose_multiword_subregs): If we change an
9525 insn, call remove_retval_note on it.
9527 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9529 * regs.h (end_hard_regno): New function.
9530 (END_HARD_REGNO, END_REGNO): New macros.
9531 (add_to_hard_reg_set): New function.
9532 (remove_from_hard_reg_set): Likewise.
9533 (in_hard_reg_set_p): Likewise.
9534 (overlaps_hard_reg_set_p): Likewise.
9535 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9536 (note_btr_set): Use END_HARD_REGNO.
9537 * caller-save.c (setup_save_areas): Use end_hard_regno.
9538 (mark_set_regs): Use END_HARD_REGNO.
9539 (add_stored_regs): Use end_hard_regno.
9540 (mark_referenced_regs): Use add_to_hard_reg_set.
9541 * combine.c (update_table_tick): Use END_REGNO.
9542 (record_value_for_reg): Likewise.
9543 (record_dead_and_set_regs): Likewise.
9544 (get_last_value_validate): Likewise.
9545 (use_crosses_set_p): Likewise.
9546 (reg_dead_at_p_1): Likewise.
9547 (reg_dead_at_p): Likewise.
9548 (mark_used_regs_combine): Use add_to_hard_reg_set.
9549 (move_deaths): Use END_HARD_REGNO.
9550 (reg_bitfield_target_p): Use end_hard_regno.
9551 (distribute_notes): Use END_HARD_REGNO.
9552 * cse.c (mention_regs): Use END_REGNO.
9553 (insert): Use add_to_hard_reg_set.
9554 (invalidate): Use END_HARD_REGNO.
9555 (invalidate_for_call): Likewise.
9556 (exp_equiv_p): Use END_REGNO.
9557 (cse_insn): Likewise.
9558 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9559 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9560 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9561 * function.c (keep_stack_depressed): Use end_hard_regno.
9562 * global.c (global_alloc): Use end_hard_regno.
9563 (global_conflicts): Use add_to_hard_reg_set instead of
9565 (find_reg): Likewise.
9566 (mark_reg_store): Likewise.
9567 (mark_reg_conflicts): Likewise.
9568 (mark_reg_death): Use remove_from_hard_reg_set.
9569 (mark_reg_live_nc): Delete.
9570 (set_preference): Use end_hard_regno.
9571 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9572 remove_from_hard_reg_set.
9573 (post_mark_life): Use add_to_hard_reg_set.
9574 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9575 (reg_becomes_live): Use add_to_hard_reg_set.
9576 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9577 (peep2_find_free_register): Use add_to_hard_reg_set.
9578 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9579 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9580 * regrename.c (note_sets): Use add_to_hard_reg_set.
9581 (clear_dead_regs): Use remove_from_hard_reg_set.
9582 (regrename_optimize): Use add_to_hard_reg_set.
9583 (find_oldest_value_reg): Use in_hard_reg_set_p.
9584 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9585 (hard_reg_set_here_p): Use end_hard_regno.
9586 (decompose): Likewise.
9587 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9588 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9589 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9590 (mark_home_live): Use end_hard_regno.
9591 (spill_hard_reg): Likewise.
9592 (clear_reload_reg_in_use): Likewise.
9593 * reorg.c (delete_prior_computation): Use END_REGNO.
9594 * resource.c (update_live_status): Use END_HARD_REGNO.
9595 (mark_referenced_resources): Use add_to_hard_reg_set.
9596 (mark_set_resources): Likewise.
9597 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9598 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9599 (reg_overlap_mentioned_p): Likewise.
9600 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9601 (covers_regno_no_parallel_p): Use END_REGNO.
9602 (find_regno_note): Likewise.
9603 (find_reg_fusage): Use END_HARD_REGNO.
9604 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9605 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9607 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9609 * mode-switching.c (reg_dies): Change type of second argument to
9611 (optimize_mode_switching): Update accordingly.
9613 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9615 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9617 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9618 (hard_reg_set_empty_p): ...these new functions.
9619 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9620 GO_IF_HARD_REG_SUBSET.
9621 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9622 instead of GO_IF_HARD_REG_EQUAL.
9623 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9624 instead of GO_IF_HARD_REG_EQUAL.
9625 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9626 GO_IF_HARD_REG_SUBSET.
9627 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9628 GO_IF_HARD_REG_EQUAL.
9629 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9630 of GO_IF_HARD_REG_SUBSET.
9631 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9632 instead of GO_IF_HARD_REG_EQUAL.
9633 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9634 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9635 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9636 of GO_IF_HARD_REG_SUBSET,
9637 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9638 GO_IF_HARD_REG_SUBSET.
9639 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9640 instead of GO_IF_HARD_REG_EQUAL.
9641 * config/sh/sh.c (push_regs, calc_live_regs): Use
9642 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9643 (hard_regs_intersect_p): Delete.
9645 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9647 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9649 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9650 Richard Henderson <rth@redhat.com>
9652 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9654 (x86_64-*-*): Likewise.
9656 * i386/i386-modes.def (V2QI): New.
9658 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9660 (override_options): Support SSE4.1.
9661 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9662 (IX86_BUILTIN_BLENDPS): Likewise.
9663 (IX86_BUILTIN_BLENDVPD): Likewise.
9664 (IX86_BUILTIN_BLENDVPS): Likewise.
9665 (IX86_BUILTIN_PBLENDVB128): Likewise.
9666 (IX86_BUILTIN_PBLENDW128): Likewise.
9667 (IX86_BUILTIN_DPPD): Likewise.
9668 (IX86_BUILTIN_DPPS): Likewise.
9669 (IX86_BUILTIN_INSERTPS128): Likewise.
9670 (IX86_BUILTIN_MOVNTDQA): Likewise.
9671 (IX86_BUILTIN_MPSADBW128): Likewise.
9672 (IX86_BUILTIN_PACKUSDW128): Likewise.
9673 (IX86_BUILTIN_PCMPEQQ): Likewise.
9674 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9675 (IX86_BUILTIN_PMAXSB128): Likewise.
9676 (IX86_BUILTIN_PMAXSD128): Likewise.
9677 (IX86_BUILTIN_PMAXUD128): Likewise.
9678 (IX86_BUILTIN_PMAXUW128): Likewise.
9679 (IX86_BUILTIN_PMINSB128): Likewise.
9680 (IX86_BUILTIN_PMINSD128): Likewise.
9681 (IX86_BUILTIN_PMINUD128): Likewise.
9682 (IX86_BUILTIN_PMINUW128): Likewise.
9683 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9684 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9685 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9686 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9687 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9688 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9689 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9690 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9691 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9692 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9693 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9694 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9695 (IX86_BUILTIN_PMULDQ128): Likewise.
9696 (IX86_BUILTIN_PMULLD128): Likewise.
9697 (IX86_BUILTIN_ROUNDPD): Likewise.
9698 (IX86_BUILTIN_ROUNDPS): Likewise.
9699 (IX86_BUILTIN_ROUNDSD): Likewise.
9700 (IX86_BUILTIN_ROUNDSS): Likewise.
9701 (IX86_BUILTIN_PTESTZ): Likewise.
9702 (IX86_BUILTIN_PTESTC): Likewise.
9703 (IX86_BUILTIN_PTESTNZC): Likewise.
9704 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9705 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9706 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9707 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9708 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9710 (bdesc_sse_3arg): Likewise.
9711 (bdesc_2arg): Likewise.
9712 (bdesc_1arg): Likewise.
9713 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9715 (ix86_expand_sse_4_operands_builtin): New.
9716 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9717 smaller than 8 bits as the 2nd arg.
9718 (ix86_expand_sse_ptest): New.
9719 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9720 (ix86_expand_vector_set): Support SSE4.1.
9721 (ix86_expand_vector_extract): Likewise.
9723 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9724 __SSE4_1__ for -msse4.1.
9726 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9727 (UNSPEC_INSERTPS): Likewise.
9728 (UNSPEC_DP): Likewise.
9729 (UNSPEC_MOVNTDQA): Likewise.
9730 (UNSPEC_MPSADBW): Likewise.
9731 (UNSPEC_PHMINPOSUW): Likewise.
9732 (UNSPEC_PTEST): Likewise.
9733 (UNSPEC_ROUNDP): Likewise.
9734 (UNSPEC_ROUNDS): Likewise.
9736 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9738 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9739 (const_pow2_1_to_32768_operand): Likewise.
9741 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9744 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9746 (sse4_1_insertps): Likewise.
9747 (*sse4_1_extractps): Likewise.
9748 (sse4_1_ptest): Likewise.
9749 (sse4_1_mulv2siv2di3): Likewise.
9750 (*sse4_1_mulv4si3): Likewise.
9751 (*sse4_1_smax<mode>3): Likewise.
9752 (*sse4_1_umax<mode>3): Likewise.
9753 (*sse4_1_smin<mode>3): Likewise.
9754 (*sse4_1_umin<mode>3): Likewise.
9755 (sse4_1_eqv2di3): Likewise.
9756 (*sse4_1_pinsrb): Likewise.
9757 (*sse4_1_pinsrd): Likewise.
9758 (*sse4_1_pinsrq): Likewise.
9759 (*sse4_1_pextrb): Likewise.
9760 (*sse4_1_pextrb_memory): Likewise.
9761 (*sse4_1_pextrw_memory): Likewise.
9762 (*sse4_1_pextrq): Likewise.
9763 (sse4_1_blendpd): Likewise.
9764 (sse4_1_blendps): Likewise.
9765 (sse4_1_blendvpd): Likewise.
9766 (sse4_1_blendvps): Likewise.
9767 (sse4_1_dppd): Likewise.
9768 (sse4_1_dpps): Likewise.
9769 (sse4_1_movntdqa): Likewise.
9770 (sse4_1_mpsadbw): Likewise.
9771 (sse4_1_packusdw): Likewise.
9772 (sse4_1_pblendvb): Likewise.
9773 (sse4_1_pblendw): Likewise.
9774 (sse4_1_phminposuw): Likewise.
9775 (sse4_1_extendv8qiv8hi2): Likewise.
9776 (*sse4_1_extendv8qiv8hi2): Likewise.
9777 (sse4_1_extendv4qiv4si2): Likewise.
9778 (*sse4_1_extendv4qiv4si2): Likewise.
9779 (sse4_1_extendv2qiv2di2): Likewise.
9780 (*sse4_1_extendv2qiv2di2): Likewise.
9781 (sse4_1_extendv4hiv4si2): Likewise.
9782 (*sse4_1_extendv4hiv4si2): Likewise.
9783 (sse4_1_extendv2hiv2di2): Likewise.
9784 (*sse4_1_extendv2hiv2di2): Likewise.
9785 (sse4_1_extendv2siv2di2): Likewise.
9786 (*sse4_1_extendv2siv2di2): Likewise.
9787 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9788 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9789 (sse4_1_zero_extendv4qiv4si2): Likewise.
9790 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9791 (sse4_1_zero_extendv2qiv2di2): Likewise.
9792 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9793 (sse4_1_zero_extendv4hiv4si2): Likewise.
9794 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9795 (sse4_1_zero_extendv2hiv2di2): Likewise.
9796 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9797 (sse4_1_zero_extendv2siv2di2): Likewise.
9798 (*sse4_1_zero_extendv2siv2di2): Likewise.
9799 (sse4_1_roundpd): Likewise.
9800 (sse4_1_roundps): Likewise.
9801 (sse4_1_roundsd): Likewise.
9802 (sse4_1_roundss): Likewise.
9803 (mulv4si3): Don't expand for SSE4.1.
9804 (smax<mode>3): Likewise.
9805 (umaxv4si3): Likewise.
9806 (uminv16qi3): Likewise.
9807 (umin<mode>3): Likewise.
9808 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9810 * doc/extend.texi: Document SSE4.1 built-in functions.
9812 * doc/invoke.texi: Document -msse4.1.
9814 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9816 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9817 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9818 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9819 (ASM_SPEC): Add asm_pcrel_spec.
9820 (EXTRA_SPECS): Add asm_pcrel_spec.
9822 2007-05-21 David Daney <ddaney@avtrex.com>
9824 * doc/install.texi (Building a cross compiler): Add requirements
9825 for Java cross compiler.
9827 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9830 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9831 Add loopno argument. Use evolution_function_is_invariant_rec_p
9832 instead of evolution_function_is_constant_p.
9833 Update calls to evolution_function_is_affine_multivariate_p.
9834 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9835 Add loopno argument.
9836 * tree-scalar-evolution.c (gather_chrec_stats): Call
9837 evolution_function_is_affine_multivariate_p with a loop
9839 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9840 (analyze_overlapping_iterations): Likewise.
9841 (access_functions_are_affine_or_constant_p): Likewise.
9842 (build_classic_dist_vector_1): If the access functions
9843 are equal, don't do anything.
9845 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9846 Paolo Carlini <pcarlini@suse.de>
9847 Uros Bizjak <ubizjak@gmail.com>
9849 * c-cppbuiltin.c (c_cpp_builtins): Define
9850 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9851 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9852 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9853 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9855 2007-05-21 Mike Stump <mrs@apple.com>
9857 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9859 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9861 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9863 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9864 implementation if __OPTIMIZE__ is not defined.
9865 (_mm_alignr_pi8): Ditto.
9866 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9867 (_mm_inserti_si64): Ditto.
9868 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9869 (_mm_slli_epi16): Ditto.
9870 (_mm_slli_epi32): Ditto.
9871 (_mm_slli_epi64): Ditto.
9872 (_mm_srai_epi16): Ditto.
9873 (_mm_srai_epi32): Ditto.
9874 (_mm_srli_si128): Ditto.
9875 (_mm_slli_si128): Ditto.
9876 (_mm_srli_epi16): Ditto.
9877 (_mm_srli_epi32): Ditto.
9878 (_mm_srli_epi64): Ditto.
9879 (_mm_extract_epi16): Ditto.
9880 (_mm_insert_epi16): Ditto.
9881 (_mm_shufflehi_epi16): Ditto.
9882 (_mm_shufflelo_epi16): Ditto.
9883 (_mm_shuffle_epi32): Ditto.
9884 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9886 (_mm_insert_pi16): Ditto.
9888 (_mm_shuffle_pi16): Ditto.
9890 (_mm_shufle_ps): Ditto.
9891 (_mm_prefetch): Ditto.
9893 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9895 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9896 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9897 * real.c (encode_i370_single, decode_i370_single,
9898 encode_i370_double, decode_i370_double): Functions removed.
9899 (i370_single_format, i370_double_format): Initializations removed.
9900 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9901 Consider the log2_b field to always be one.
9902 (ieee_single_format, mips_single_format, coldfire_single_format,
9903 ieee_double_format, mips_double_format, coldfire_double_format,
9904 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9905 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9906 ibm_extended_format, mips_extended_format, ieee_quad_format,
9907 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9908 decimal_single_format, decimal_double_format, decimal_quad_format,
9909 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9910 initialization of log2_b.
9911 * real.h (i370_single_format, i370_double_format): Declarations
9913 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9914 field to always be one.
9916 2007-05-21 Andreas Schwab <schwab@suse.de>
9918 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9919 NOTE_INSN_BASIC_BLOCK_P.
9920 (process_for_unwind_directive): Likewise.
9922 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9924 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9925 * function.h (struct function): Move va_list_gpr_size,
9926 va_list_fpr_size, function_frequency to front of bitfields. Add
9928 (current_function_calls_unwind_init): New.
9929 * except.c (expand_builtin_unwind_init): Set
9930 current_function_calls_unwind_init not
9931 current_function_has_nonlocal_label.
9932 * reload1.c (has_nonexceptional_receiver): New.
9933 (reload): Use it and current_function_calls_unwind_init to
9934 determine whether call-saved regs must be saved.
9936 2007-05-20 Jan Hubicka <jh@suse.cz>
9938 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9939 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9940 * ddg.c (create_ddg): LIkewise.
9941 * final.c (final): Remove hunk moving line number notes around since
9942 they are no longer present at this stage.
9943 (final_scan_insn): Use NOTE_KIND instead of
9944 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9945 (output_asm_label): Likewise.
9946 * reorg.c (dbr_schedule): Likewise.
9947 * haifa-sched.c (unlink_other_notes): Likewise.
9948 * mode-switching.c (optimize_mode_switching): Likewise.
9949 * graph.c (start_bb): Likewise.
9950 * rtl.def (NOTE): Update description.
9951 * jump.c (squeeze_notes): Delete.
9952 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9953 NOTE_INSN_BASIC_BLOCK_P when possible.
9954 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9955 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9956 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9957 (dwarf2out_var_location): Likewise.
9958 * cfgbuild.c (make_edges): Likewise.
9959 (find_basic_blocks_1): Likewise.
9960 * function.c (reorder_blocks_1): Likewise.
9961 (epilogue_done): Likewise.
9962 (reposition_prologue_and_epilogue_notes): Likewise.
9963 * print-rtl.c (print_rtx): Likewise; drop code for printing
9965 (print_rtl): Likewise.
9966 (print_rtl_single): Likewise.
9967 * gcse.c (insert_insn_start_bb): Likewise.
9968 * alias.c (init_alias_analysis): Likewise.
9969 * calls.c (fixup_tail_calls): Likewise.
9970 * except.c (sjlj_emit_function_enter): Likewise.
9971 * emit-rtl.c (add_insn_after): Likeiwse.
9972 (emit_label_before): Likewise.
9973 (emit_label_after): Likewise.
9974 (emit_note_before, emit_note_after, emit_note): Update
9975 parameter to be enum insn_note; do not deal with source
9977 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9978 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9980 (merge_blocks_move_successor_nojumps): Simplify now when
9981 we don't have BLOCK notes.
9982 (try_optimize_cfg): Likewise.
9983 * cfglayout.c (skip_insns_after_block): Likewise.
9984 (record_effective_endpoints): Likewise.
9985 (duplicate_insn_chain): Likewise.
9986 * varasm.c (output_constant_pool_1): Likewise.
9987 * sched-deps.c (sched_analyze): Likewise.
9988 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9990 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9991 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9992 (SET_INSN_DELETED): Simplify.
9993 (NOTE_LINE_NUMBER): Exterminate.
9994 (NOTE_LINE_KIND): New.
9995 (NOTE_INSN_BASIC_BLOCK_P): Update.
9996 (enum insn_note): Simplify.
9997 (GET_NOTE_INSN_NAME) Simplify.
9998 (emit_note_before, emit_note_after, emit_note): Update prototype.
9999 (squeeze_notes): Remove.
10000 * sched-int.h (NOTE_NOT_BB_P): Update.
10001 * resource.c (mark_target_live_regs): Update.
10002 * sched-rgn.c (debug_dependencies): Update.
10003 * sched-vis.c (print_insn): Update.
10004 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10005 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10006 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10007 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10008 (split_branches): Update.
10009 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10011 (sh_adjust_unroll_max): Exterminate.
10012 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10013 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10014 (m68hc11_reorg): Likewise.
10015 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10016 (emit_predicate_relation_info): Update.
10017 (process_for_unwind_directive): Update.
10018 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10019 (output_call): Update.
10020 * config/pa/pa.c (output_lbranch): Update.
10021 (output_millicode_call): Update.
10022 (output_call): Update.
10023 (pa_combine_instructions): Update.
10024 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10025 * config/bfin/bfin.c (gen_one_bundle): Update.
10026 * cfgrtl.c (can_delete_note_p): Update.
10027 (delete_insn): Update.
10028 (rtl_merge_blocks): Update.
10029 (commit_one_edge_insertion): Update.
10030 (rtl_verify_flow_info): Update.
10031 * stmt.c (expand_case): Do not call squeeze_notes.
10033 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10040 * c.opt (Wtype-limits): New.
10041 * doc/invoke.texi (Wtype-limits): Document it.
10042 (Wextra): Enabled by -Wextra.
10043 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10044 * c-common.c (shorten_compare): Warn with Wtype-limits.
10046 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10048 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10049 inlined function, not as a macro.
10050 (_mm_alignr_pi8): Ditto.
10051 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10052 (_mm_inserti_si64): Ditto.
10053 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10054 (_mm_extract_epi16): Ditto.
10055 (_mm_insert_epi16): Ditto.
10056 (_mm_shufflehi_epi16): Ditto.
10057 (_mm_shufflelo_epi16): Ditto.
10058 (_mm_shuffle_epi32): Ditto.
10059 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10060 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10062 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10064 (_m_to_float): Use C89 compatible assignment.
10066 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10069 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10071 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10074 * doc/invoke.texi (Wreturn-type): Complete description.
10075 (Wextra): Delete item about return-type warning.
10076 * c-decl.c: Delete redundant Wextra warning.
10078 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10081 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10082 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10083 inlined function, not as a macro.
10084 (_mm_prefetch): Ditto.
10085 (_m_pextrw): Ditto.
10086 (_mm_insert_pi16): Ditto.
10087 (_m_pinsrw): Ditto.
10088 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10089 (_m_pshufw): Ditto. Add const to __N argument.
10090 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10091 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10092 (_mm_slli_epi32): Ditto.
10093 (_mm_srli_si128): Implement as always inlined function, not as a
10094 macro. Add __inline to function declaration.
10095 (_mm_slli_si128): Ditto.
10097 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10099 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10100 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10102 (struct fenv): New structure.
10103 (FP_HANDLE_EXCEPTIONS): New define.
10104 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10105 (_FP_DECL_EXP): New define.
10106 (FP_INIT_ROUNDMODE): New define.
10107 (FP_ROUNDMODE): New define.
10109 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10111 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10112 (Wconversion): Update description.
10113 (Wconversion-sign): New.
10114 * c.opt (Wconversion-sign): New.
10115 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10116 means disabled for C++. Otherwise, take the status of Wconversion.
10117 * c-common.c (conversion_warning): Warn with either Wconversion or
10119 (warnings_for_convert_and_check): Conditions are already checked by
10120 conversion_warning.
10121 (convert_and_check): Don't check warnings if the conversion failed.
10123 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10124 Anatoly Sokolov <aesok@dol.ru>
10126 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10127 avr_epilogue_uses) : Add declaration.
10128 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10129 * config/avr/constraints.md (R): New constraint.
10130 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10131 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10132 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10133 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10134 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10135 call_prologue_saves, epilogue_restores, return_from_epilogue,
10136 return_from_main_epilogue, return_from_interrupt_epilogue,
10137 return_from_naked_epilogue, prologue, epilogue): New patterns.
10138 (jump): Handle symbol reference.
10139 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10140 avr_output_function_prologue, avr_output_function_epilogue): Remove
10142 (avr_init_machine_status, expand_prologue, expand_epilogue,
10143 avr_asm_function_end_prologue, avr_epilogue_uses,
10144 avr_asm_function_begin_epilogue): New functions.
10145 (prologue_size, epilogue_size, jump_tables_size): Remove global
10147 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10148 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10149 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10150 (avr_override_options): Initialise init_machine_status.
10151 (output_movhi): Handle all stack pointer loads.
10152 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10153 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10154 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10155 (EPILOGUE_USES) Redefine.
10156 (machine_function) Declare.
10158 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10160 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10161 Use a single return statement.
10163 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10165 PR middle-end/30250
10166 * builtins.c (do_mpfr_lgamma_r): New.
10167 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10168 * tree.h (CASE_FLT_FN_REENT): New.
10170 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10172 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10173 (output_die): Use 'unsigned long' with %x.
10174 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10175 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10176 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10178 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10180 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10185 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10186 true if function has no argument.
10188 2007-05-18 DJ Delorie <dj@redhat.com>
10190 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10191 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10193 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10195 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10196 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10197 count_trailing_zeros.
10198 (__i386__): Implement count_leading_zeros using __builtin_clz().
10199 Implement count_trailing_zeros usign __builtin_ctz().
10201 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10203 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10205 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10207 PR middle-end/31344
10208 * expr.c (emit_move_change_mode): Change mode of push operands here.
10210 2007-05-17 Ian Lance Taylor <iant@google.com>
10212 PR tree-optimization/31953
10213 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10214 Change all callers.
10215 (set_value_range_to_null): Call set_value_range_to_value.
10216 (extract_range_from_comparison): Likewise.
10218 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10220 * toplev.c (print_version): Output GMP/MPFR version info.
10222 * builtins.c (CASE_MATHFN_REENT): New macro.
10223 (mathfn_built_in): Use it.
10224 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10225 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10226 BUILT_IN_LGAMMAL_R): New.
10227 * doc/extend.texi: Document new builtins.
10229 PR middle-end/31796
10230 * builtins.c (do_mpfr_remquo): New.
10231 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10232 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10234 PR middle-end/30251
10235 * builtins.c (fold_builtin_1): Handle y0, y1.
10236 (fold_builtin_2): Handle yn.
10238 PR middle-end/30251
10239 * builtins.c (do_mpfr_bessel_n): New.
10240 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10241 (fold_builtin_2): Handle BUILT_IN_JN.
10243 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10246 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10247 TYPE_PRECISION (intmax_type_node).
10249 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10252 * reload.c (subst_reloads): Remove checking.
10254 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10256 PR rtl-optimization/31691
10257 * combine.c (simplify_set): Build a new src pattern instead of
10258 substituting its operands in the COMPARE case.
10260 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10262 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10263 (execute_vrp): Preserve loops through jump threading.
10264 * tree-ssa-threadupdate.c (thread_single_edge,
10265 dbds_continue_enumeration_p, determine_bb_domination_status,
10266 thread_through_loop_header): New functions.
10267 (create_edge_and_update_destination_phis,
10268 create_edge_and_update_destination_phis): Set loops for the new blocks.
10269 (prune_undesirable_thread_requests): Removed.
10270 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10272 (thread_block): Do not call prune_undesirable_thread_requests.
10274 (mark_threaded_blocks): Select edges to thread here.
10275 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10276 Thread edges through loop headers independently.
10277 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10278 * tree-pass.h (TODO_mark_first_instance): New.
10279 (first_pass_instance): Declare.
10280 * cfghooks.c (duplicate_block): Put the block to the original loop
10281 if copy is not specified.
10282 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10283 jump threading. Pass may_peel_loop_headers to
10284 thread_through_all_blocks according to first_pass_instance.
10285 * cfgloop.h (create_preheader): Declare.
10286 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10287 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10288 * passes.c (first_pass_instance): New variable.
10289 (next_pass_1): Set TODO_mark_first_instance.
10290 (execute_todo): Set first_pass_instance.
10292 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10294 PR tree-optimization/24659
10295 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10296 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10297 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10298 OTI_vec_pack_ufix_trunc.
10299 (vec_unpacks_float_hi_optab): Define new macro.
10300 (vec_unpacks_float_lo_optab): Ditto.
10301 (vec_unpacku_float_hi_optab): Ditto.
10302 (vec_unpacku_float_lo_optab): Ditto.
10303 (vec_pack_sfix_trunc_optab): Ditto.
10304 (vec_pack_ufix_trunc_optab): Ditto.
10305 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10306 and vec_pack_[s|u]fix_trunc_optab using
10307 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10308 * tree-vectorizer.c (supportable_widening_operation): Handle
10309 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10310 (supportable_narrowing_operation): New function.
10311 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10312 * tree-vect-transform.c (vectorizable_conversion): Handle
10313 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10314 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10315 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10316 to check for target support.
10317 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10318 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10319 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10320 for VEC_PACK_FIX_TRUNC_EXPR.
10321 (expand_binop): Special case mode of the result for
10322 vec_pack_[u|s]fix_trunc_optab.
10323 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10324 vec_pack_[u|s]fix_trunc_optab.
10326 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10327 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10328 * tree-pretty-print.c (dump_generic_node): Handle
10329 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10330 VEC_PACK_FIX_TRUNC_EXPR.
10332 * expr.c (expand_expr_real_1): Ditto.
10333 * tree-inline.c (estimate_num_insns_1): Ditto.
10334 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10336 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10337 (vec_unpacks_float_lo_v8hi): Ditto.
10338 (vec_unpacku_float_hi_v8hi): Ditto.
10339 (vec_unpacku_float_lo_v8hi): Ditto.
10340 (vec_unpacks_float_hi_v4si): Ditto.
10341 (vec_unpacks_float_lo_v4si): Ditto.
10342 (vec_pack_sfix_trunc_v2df): Ditto.
10344 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10346 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10347 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10348 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10349 [vec_pack_ufix_trunc]: Ditto.
10350 [vec_unpacks_float_hi]: Ditto.
10351 [vec_unpacks_float_lo]: Ditto.
10352 [vec_unpacku_float_hi]: Ditto.
10353 [vec_unpacku_float_lo]: Ditto.
10355 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10357 * soft-fp/README: Update for new files.
10358 * soft-fp/floattisf.c: New file.
10359 * soft-fp/floattidf.c: New file.
10360 * soft-fp/floattitf.c: New file.
10361 * soft-fp/floatuntisf.c: New file.
10362 * soft-fp/floatuntidf.c: New file.
10363 * soft-fp/floatuntitf.c: New file.
10364 * soft-fp/fixsfti.c: New file.
10365 * soft-fp/fixdfti.c: New file.
10366 * soft-fp/fixtfti.c: New file.
10367 * soft-fp/fixunssfti.c: New file.
10368 * soft-fp/fixunsdfti.c: New file.
10369 * soft-fp/fixunstfti.c: New file.
10370 * soft-fp/extendxftf.c: New file.
10371 * soft-fp/trunctfxf.c: New file.
10373 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10374 (__trunctfxf2): Ditto.
10376 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10377 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10378 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10379 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10380 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10381 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10383 * config/i386/t-fprules-softfp64: New file.
10384 * config/i386/sfp-machine.h: New file.
10385 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10386 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10387 and soft-fp/t-softfp to tmake_file.
10388 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10389 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10391 * config/i386/t-linux64 (softfp_wrap_start): New.
10392 (softfp_wrap_end): New.
10393 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10394 supported for TARGET_64BIT.
10396 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10398 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10399 c_common_unsigned_type behavior.
10401 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10403 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10406 2007-05-16 Eric Christopher <echristo@apple.com>
10408 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10409 saving after stack push. Set sp_offset whenever we push.
10410 (rs6000_emit_epilogue): Move altivec register restore before
10413 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10415 * configure.ac: Allow sysroots to be relocated under $prefix as
10416 well as $exec_prefix.
10417 * configure: Regenerate.
10419 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10423 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10425 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10426 (gcc_tooldir): Likewise.
10427 * configure: Regenerate.
10428 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10429 old configure.ac gcc_tooldir setting.
10430 (prefix_to_exec_prefix): New variable.
10431 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10432 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10434 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10436 * c-typeck.c (build_binary_op): Return early for error.
10438 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10440 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10441 struct nb_iter_bound.
10442 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10443 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10444 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10445 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10446 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10447 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10448 (del_scev_info): Use ggc_free.
10449 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10450 * loop-init.c: Include ggc.h.
10451 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10452 (loop_optimizer_finalize): Use ggc_free.
10453 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10454 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10455 pass_iv_optimize): Add TODO_ggc_collect.
10456 * function.h (struct function): Remove skip marker from
10458 * cfgloop.c: Include ggc.h.
10459 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10461 (establish_preds): Vector superloops is gc allocated.
10462 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10464 (flow_loops_find): Vector larray is gc allocated.
10465 (loop_exit_free): Use ggc_free.
10466 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10467 that head of exits list is now not a part of struct loop.
10468 (record_loop_exits): Allocate exits table in gc memory.
10469 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10470 that head of exits list is now not a part of struct loop.
10471 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10472 struct loop_exit): Add GTY marker.
10473 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10474 Add skip marker to aux field. Make head of exits list a separate
10476 (struct loops): Add GTY marker. Make larray vector gc allocated.
10477 Add param marker to exits table.
10478 (get_loops): Type changed.
10479 * Makefile.in (tree-scalar-evolution.o): Add
10480 gt-tree-scalar-evolution.h dependency.
10481 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10482 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10483 * basic-block.h (struct basic_block_def): Remove skip marker from
10486 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10488 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10489 of 0 in the call to expand_expr().
10490 (expand_builtin_mathfn_3): Ditto.
10491 (expand_builtin_interclass_mathfn): Ditto.
10492 (expand_builtin_cexpi): Ditto.
10493 (expand_builtin_int_roundingfn): Ditto.
10494 (expand_builtin_int_roundingfn_2): Ditto.
10495 (expand_builtin_pow): Ditto.
10496 (expand_builtin_powi): Ditto.
10497 (expand_builtin_bswap): Ditto.
10498 (expand_builtin_unop): Ditto.
10499 (expand_builtin_fabs): Ditto.
10500 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10501 the call to expand_expr().
10502 (expand_builtin_sync_operation): Ditto.
10503 (expand_builtin_compare_and_swap): Ditto.
10504 (expand_builtin_lock_test_and_set): Ditto.
10505 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10506 instead of 0 in the call to expand_expr().
10507 (expand_builtin_extract_return_addr): Ditto.
10508 (expand_builtin_eh_return): Ditto.
10509 (expand_eh_return): Ditto.
10510 * explow.c (expr_size): Ditto.
10511 * expr.c (optimize_bitfield_assignment_op): Ditto.
10512 (expand_assignement): Ditto.
10513 (store_expr): Ditto.
10514 (store_field): Ditto.
10515 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10516 the call to expand_expr().
10517 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10518 in the call to expand_expr().
10519 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10520 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10521 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10523 * optabs.c (expand_vec_shift_expr): Ditto.
10524 (expand_vec_cond_expr): Ditto.
10525 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10526 call to expand_expr().
10527 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10528 in the call to expand_expr().
10530 2007-05-14 Dave Korn <dave.korn@artimi.com>
10532 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10534 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10536 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10537 instead of c_common_unsigned_type.
10538 (c_common_unsigned_type): Remove.
10539 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10540 c_common_unsigned_type.
10541 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10542 c_common_unsigned_type.
10543 * c-common.h (c_common_unsigned_type): Remove.
10544 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10545 c_common_unsigned_type.
10546 * c-format.c (check_format_types): Use unsigned_type_for instead of
10547 c_common_unsigned_type.
10548 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10549 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10550 of c_common_unsigned_type.
10551 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10552 lang_hooks.types.unsigned_type.
10553 * expmed.c (make_tree): Use unsigned_type_for instead of
10554 lang_hooks.types.unsigned_type.
10555 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10556 lang_hooks.types.unsigned_type.
10557 (build_range_check): Likewise.
10558 (fold_unary): Likewise.
10559 (fold_binary): Likewise.
10560 (fold_ternary): Likewise.
10561 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10562 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10563 * tree.c (get_unsigned_type): New.
10564 (unsigned_type_for): Use get_unsigned_type instead of
10565 lang_hooks.types.unsigned_type.
10567 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10569 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10570 to m68k_get_function_kind. Update its prototype.
10571 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10573 (m68k_interrupt_function_p): Return enum m68k_function_type
10574 instead of bool. Rename to m68k_get_function_kind.
10575 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10576 target is not fido.
10577 (m68k_compute_frame_layout): Don't mark any register for save
10578 if an interrupt_thread attribute is specified.
10579 (m68k_hard_regno_rename_ok): Update a use of
10580 m68k_interrupt_function_p.
10581 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10582 m68k_interrupt_function_p.
10583 (m68k_function_type): New.
10584 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10585 for a function with an interrupt_thread attribute.
10586 * doc/extend.texi: Document the interrupt_thread attribute.
10588 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10590 Fix PR tree-optimization/31911
10591 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10592 if they didn't change the expression.
10594 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10596 * tree-scalar-evolution.c (resolve_mixers): Exported.
10597 * tree-scalar-evolution.h (resolve_mixers): Declare.
10598 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10599 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10600 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10601 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10602 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10603 strip_conversion, analyze_offset_expr, address_analysis,
10604 object_analysis, analyze_offset): Removed.
10605 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10606 split_constant_offset, canonicalize_base_object_address,
10607 object_address_invariant_in_loop_p, disjoint_objects_p,
10608 dr_may_alias_p, dr_address_invariant_p): New functions.
10609 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10610 and dr_analyze_alias.
10611 (initialize_data_dependence_relation): Use dr_may_alias_p
10612 and object_address_invariant_in_loop_p.
10613 (compute_self_dependence): Handle the case when
10614 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10615 (find_data_references_in_stmt): Restrict the analysis of data
10616 references to the given loop nest.
10617 (find_data_references_in_loop): Made static. Pass loop nest to
10618 find_data_references_in_stmt.
10619 (compute_data_dependences_for_loop): Use DR_VOPS.
10620 (free_data_ref): Free DR_VOPS.
10621 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10622 (struct innermost_loop_behavior): ... new.
10623 (struct base_object_info): Replaced by ...
10624 (struct indices): ... new.
10625 (struct dr_alias): New.
10626 (enum data_ref_type): Removed.
10627 (struct data_reference): Consist of struct innermost_loop_behavior,
10628 struct indices and struct dr_alias.
10629 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10630 (DR_MEMTAG): Renamed to ...
10631 (DR_SYMBOL_TAG): ... this.
10632 (find_data_references_in_loop): Declaration removed.
10633 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10634 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10635 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10636 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10638 2007-05-13 Revital Eres <eres@il.ibm.com>
10640 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10641 which walks virtual def-use chains to find redundant stores.
10642 (dse_optimize_stmt): Call it.
10644 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10646 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10647 * passes.c (init_optimization_passes): Move pass_jump_bypass
10650 * basic-block.h (bb_has_eh_pred): Fix style issue.
10652 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10654 PR rtl-optimization/31848
10655 * loop-invariant.c (move_invariant_reg): If we move an insn
10656 with a REG_EQUAL note, and that insn is not always executed,
10657 remove the REG_EQUAL note.
10659 2007-05-12 Richard Guenther <rguenther@suse.de>
10661 PR tree-optimization/31797
10662 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10663 propagate into a stmt that has volatile ops.
10665 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10667 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10668 (gcc_tooldir): Likewise.
10669 * configure: Regenerate.
10670 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10671 old configure.ac gcc_tooldir setting.
10672 (prefix_to_exec_prefix): New variable.
10673 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10674 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10676 2007-05-11 Silvius Rus <rus@google.com>
10678 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10679 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10680 * c-common.h (strict_aliasing_warning): Change return type.
10681 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10682 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10683 (build_c_cast): Condition call to strict_aliasing_warning.
10684 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10685 * flags.h (set_Wstrict_aliasing): Declare.
10686 * opts.c (set_Wstrict_alising): Define, add call to.
10687 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10688 * tree-ssa-alias-warnings.c: New file.
10689 * tree-ssa-alias.c (compute_may_aliases): Add call to
10690 strict_aliasing_warning_backend.
10692 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10694 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10695 Use loop_depth and loop_outer accessor functions.
10696 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10697 determine_invariantness_stmt, move_computations_stmt): Ditto.
10698 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10699 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10700 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10701 * tree-scalar-evolution.c (interpret_loop_phi,
10702 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10703 instantiate_parameters_1, scev_const_prop): Ditto.
10704 * cfghooks.c (make_forwarder_block): Ditto.
10705 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10706 * modulo-sched.c (loop_canon_p): Ditto.
10707 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10708 slpeel_can_duplicate_loop_p): Ditto.
10709 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10710 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10711 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10712 cancel_loop, verify_loop_structure): Ditto.
10713 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10714 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10715 superloops vector instead of "pred" array.
10716 (establish_preds): Take father loop as an argument. Initialize the
10718 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10719 Do not initialize loop->outer.
10720 (flow_loop_tree_node_remove): Truncate the superloops vector.
10721 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10722 "pred" merged to "superloops" vector.
10723 (loop_depth, loop_outer): New.
10724 (fel_init): Use loop_outer.
10726 2007-05-11 Jan Hubicka <jh@suse.cz>
10728 * cgraphunit.c: Include gt-cgraphunit.h
10729 (static_ctors, static_dtors): New static vars.
10730 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10731 based on implementation in c-common.c
10732 (cgraph_finalize_function): Call record_cdtor_fn.
10733 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10734 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10735 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10736 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10737 build_cdtor, c_build_cdtor_fns): Remove.
10738 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10739 c_build_cdtor_fns): Remove prototype.
10741 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10744 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10745 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10746 * builtins.c (fold_builtin_memchr): New.
10747 (expand_builtin_memchr): Call the latter.
10748 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10749 * doc/extend.texi ([Other built-in functions provided by GCC]):
10752 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10754 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10755 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10756 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10757 PFPO_OP1_TYPE_SHIFT): Constants added.
10758 (DFP_ALL): Mode macro defined.
10759 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10760 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10761 Insn definitions added.
10762 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10763 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10766 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10768 PR tree-optimization/31885
10769 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10770 NULL_TREE to be undetermined.
10771 (automatically_generated_chrec_p): Return false for NULL.
10773 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10775 * config/bfin/bfin.h (MOVE_RATIO): Define.
10777 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10779 * config.gcc (sparc-wrs-vxworks): New target.
10780 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10781 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10782 * config/sparc/sparc.h: Include vxworks-dummy.h.
10783 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10784 include LABEL_REFs too.
10785 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10786 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10788 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10790 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10791 (sparc_emit_call_insn): New function.
10792 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10793 functions when generating VxWorks PIC.
10794 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10795 (call, call_value): Use sparc_emit_call_insn instead of
10798 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10800 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10802 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10804 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10805 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10806 split_double instead of operand_subword.
10808 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10810 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10811 * config/bfin/bfin.c (bfin_local_alignment): New function.
10812 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10814 2007-05-08 Chao-ying Fu <fu@mips.com>
10816 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10817 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10818 (smsub_widen_optab, umsub_widen_optab): Define.
10819 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10821 * genopinit.c (optabs): Fill in smsub_widen_optab and
10823 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10824 and umsub_widen_optab to implement multiply-subtract sequences.
10825 * config/mips/mips.md (*msac<u>_di): Rename to...
10826 (<u>msubsidi4): ...this. Extend condition to include
10827 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10828 of operand 0 to "ka" and use the three-operand form of msub<u>
10830 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10833 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10835 PR rtl-optimization/28011
10836 * reload.c (push_reload): Set dont_share if IN appears in OUT
10837 also when IN is a PLUS rtx.
10838 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10841 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10843 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10844 call unshare_all_decls.
10845 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10846 (unshare_all_decls): Remove.
10848 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10851 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10854 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10855 Nigel Stephens <nigel@mips.com>
10857 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10858 Update comments and all uses.
10859 (MIN_FPRS_PER_FMT): Define.
10860 * config/mips/mips.c (function_arg): Fix to correctly handle
10861 the -mips32r2 -mfp64 -mabi=32 case.
10862 (override_options): Enable use of odd-numbered registers for
10863 SFmode values on MIPS32.
10864 (mips_save_reg_p): Save whole floating-point register pair if
10865 either half is used.
10866 (compute_frame_size): Fix comment.
10868 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10870 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10871 argument of type bool.
10872 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10873 argument. Safely select temporary P register according to it.
10874 (do_link): Change call site of add_to_reg accordingly.
10875 (do_unlink): Add epilogue_p as a fourth argument and pass it
10877 (expand_interrupt_handler_epilogue): Change call of do_unlink
10879 (bfin_expand_prologue): Add a third argument sibcall_p.
10880 * config/bfin/bfin.md (epilogue): Change call of
10881 bfin_expand_epilogue accordingly.
10882 (sibcall_epilogue): Likewise.
10883 (eh_return_internal): Likewise.
10885 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10886 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10887 * config/bfin/bfin.c (bfin_handle_option): Handle
10888 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10889 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10890 Support bf534, bf536 and bf561.
10891 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10893 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10896 * config/i386/i386.c (ix86_function_regparm): Process local
10897 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10899 2007-05-07 Mike Stump <mrs@apple.com>
10901 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10902 also checks for and while statements in C++.
10904 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10906 * gcc.c (at_file_supplied): New variable.
10907 (main): Set it if we expanded argv.
10908 (do_spec_1): Pass an @-file to the linker if we were called with
10909 an @-file argument and HAVE_GNU_LD.
10910 * collect2.c (at_file_supplied): New variable.
10911 (response_file): New variable.
10912 (collect_exit): Unlink response_file if necessary.
10913 (handler): Likewise.
10914 (do_wait): Likewise.
10915 (main): Set at_file_supplied if we expanded argv.
10916 (collect_execute): Pass an @-file to subprocesses if we were called
10917 with an @-file argument.
10918 * configure.ac: Add define for HAVE_GNU_LD.
10919 * configure: Regenerate.
10920 * config.in: Regenerate.
10922 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10924 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10925 operand to HI mode.
10930 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10932 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10933 (TARGET_ENCODE_SECTION_INFO): Re-define.
10934 (m32c_encode_section_info): New
10935 (function_vector_handler): New
10936 (current_function_special_page_vector): New
10937 (m32c_special_page_vector_p): New.
10938 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10940 * config/m32c/jump.md: Added instruction JSRS for functions
10941 with attribute "function_vector".
10942 * doc/extend.texi (function_vector): Added description
10943 for M16C, M32C targets.
10945 2007-05-07 DJ Delorie <dj@redhat.com>
10948 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10949 ashrpsi3, lshrpsi3): Update shift count constraint.
10951 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10952 Nathan Froyd <froydnj@codesourcery.com>
10955 * c-incpath.c (add_path): Strip trailing path separators.
10957 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10959 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10960 Free dominance info before purging EH edges.
10961 (eliminate_degenerate_phis): Likewise.
10962 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10964 2007-05-07 Jan Hubicka <jh@suse.cz>
10966 * gimplify.c (gimplify_expr): Do not crash when folding
10967 (void *)(int)&a + 4.
10969 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10972 * c-opts.c (lang_fortran): Make it non static.
10973 * c-common.h (lang_fortran): New prototype.
10974 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10975 -lang-fortran option was passed by the driver.
10977 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10979 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10980 of ASSERT_CHECKING. Tweak message.
10982 2007-05-06 Revital Eres <eres@il.ibm.com>
10985 * loop-unroll.c (insert_var_expansion_initialization):
10986 Initialize the expansions with -zero instead of +zero.
10988 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10990 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10991 into pic and non-pic versions. Mark r19 as used for
10992 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10993 for tgd_load, tld_load and tie_load .
10994 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10995 version of tgd_load, tld_load and tie_load depending on the
10998 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10999 Jakub Jelinek <jakub@redhat.com>
11001 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11002 (__do_global_dtors_aux): Use more paranoid loop to run
11003 destructors if HIDDEN_DTOR_LIST_END.
11004 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11006 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11008 * varasm.c (align_variable): Don't increase alignment for
11009 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11010 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11012 2007-05-04 Josh Conner <jconner@apple.com>
11014 * basic-block.h (cdi_direction): Assign values to all enumeration
11016 (dom_computed): Remove.
11017 (dom_info_state): New.
11018 (set_dom_info_availability): New.
11019 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11020 walk_data.dom_direction.
11021 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11022 instead of dom_computed[].
11023 (split_edge): Likewise.
11024 (create_basic_block): Likewise.
11025 (merge_blocks): Likewise.
11026 * ifcvt.c (find_if_header): Likewise.
11027 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11028 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11029 * tree-ssa.c (verify_ssa): Likewise.
11030 * tree-cfg.c (tree_verify_flow_info): Likewise.
11031 (remove_edge_and_dominated_blocks): Likewise.
11032 * dominance.c (dom_computed): Make static.
11033 (calc_dfs_tree_nonrec): Change third param to a bool.
11034 (calc_dfs_tree): Change second param to a bool.
11035 (calc_idioms): Change second param to a bool. Use
11036 dom_convert_dir_to_idx.
11037 (init_dom_info): Validate dir before using.
11038 (dom_convert_dir_to_idx): New.
11039 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11040 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11041 (free_dominance_info): Use dom_convert_dir_to_idx.
11042 (get_immediate_dominator): Likewise.
11043 (set_immediate_dominator): Likewise.
11044 (get_dominated_by): Likewise.
11045 (redirect_immediate_dominators): Likewise.
11046 (nearest_common_denominator): Likewise.
11047 (dominated_by_p): Likewise.
11048 (bb_dom_dfs_in): Likewise.
11049 (bb_dom_dfs_out): Likewise.
11050 (recount_dominator): Likewise.
11051 (iterate_fix_dominators): Likewise.
11052 (add_to_dominance_info): Likewise.
11053 (delete_from_dominance_info): Likewise.
11054 (first_dom_son): Likewise.
11055 (next_dom_son): Likewise.
11056 (dom_info_available_p): Likewise.
11057 (dom_info_state): New.
11058 (set_dom_info_availability): New.
11060 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11062 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11064 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11066 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11068 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11069 (subdi3, subdi_carry): Delete.
11071 2007-05-04 Jan Hubicka <jh@suse.cz>
11072 Richard Guenther <rguenther@suse.de>
11074 * opts.c (decode_options): Do not fiddle with inlining
11075 parameters in case of optimizing for size.
11076 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11077 for size do nothing.
11078 (cgraph_decide_inlining_of_small_function): When optimizing for
11079 size never inline functions increasing caller size.
11080 (cgraph_early_inlining): Inline for size when optimizing for size.
11082 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11084 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11085 logical operations piecewise.
11086 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11087 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11088 subdi_sesidi_di): Delete.
11089 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11090 the generated sequence. Allow three-reg add in constraints. Rewrite
11091 the rtl expression for carry to avoid zero_extend of a constant.
11092 (sub_with_carry): New pattern.
11093 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11094 different sequence not involving jumps.
11095 (notbi): Now a named pattern.
11097 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11099 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11100 Add the note about a significant loss of accuracy of some
11101 mathematical routines when these options are used.
11103 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11105 * haifa-sched.c (rtx_vec_t): New typedef.
11106 (contributes_to_priority_p): Extract piece of priority () into new
11108 (priority): Use the function. Add assertion.
11109 (rank_for_schedule, set_priorities): Add assertion to check that
11110 insn's priority is initialized.
11111 (clear_priorities, calc_priorities): Change signature. Make it update
11112 all relevant insns. Update all callers ('add_to_speculative_block ()'
11113 and 'create_block_check_twin ()').
11114 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11115 Add new field 'priority_status'.
11116 (INSN_PRIORITY_STATUS): New macro.
11117 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11119 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11121 * sched-ebb.c (debug_ebb_dependencies): New static function.
11122 (init_ready_list): Use it.
11124 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11125 with changed signature and 'debug_rgn_dependencies ()'.
11126 (debug_rgn_dependencies): New static function.
11127 (init_ready_list): Use it.
11129 * sched-int.h (debug_dependencies): Declare.
11131 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11133 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11135 2007-05-04 Dirk Mueller <dmueller@suse.de>
11137 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11139 2007-05-03 Jan Hubicka <jh@suse.cz>
11141 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11142 ((T1)X op (T1)Y), for pointer type in more cases than before.
11144 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11146 * tree-object-size.c (plus_expr_object_size): When operand size is
11147 unknown, return unknown.
11149 2007-05-03 Dirk Mueller <dmueller@suse.de>
11151 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11153 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11156 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11158 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11160 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11162 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11164 * config/soft-fp/double.h, config/soft-fp/extended.h,
11165 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11166 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11167 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11168 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11171 2007-05-03 Ian Lance Taylor <iant@google.com>
11173 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11174 MASK_PPC_GFXOPT for 8540 or 8548.
11176 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11178 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11179 vect_print_dump_info() to output debug information.
11181 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11184 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11185 operands of size 2 when operand is not MEM_P.
11187 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11189 PR tree-optimization/30565
11190 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11192 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11194 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11195 (umulsi3_highpart): Use them.
11196 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11197 for final accumulator to D regisster tranfser.
11199 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11201 PR tree-optimization/31699
11202 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11204 (vect_enhance_data_refs_alignment): Compute peel amount using
11205 TYPE_VECTOR_SUBPARTS instead of vf.
11206 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11208 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11211 * system.h: Remove inclusion of double-int.h
11212 * tree.h: Include double-int.h
11213 * gengtype.c: Likewise
11214 * cfgloop.h: Likewise
11215 * Makefile.in: Adjust dependencies on double-int.h
11217 2007-05-02 Eric Christopher <echristo@apple.com>
11219 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11220 -shared to -Zdynamiclib.
11222 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11225 * c-common.c (strip_pointer_or_array_types): New function.
11226 * c-common.h (strip_pointer_or_array_types): New function declaration.
11228 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11230 PR tree-optimization/31771
11231 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11233 2007-05-02 Paul Brook <paul@codesourcery.com>
11235 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11237 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11239 PR middle-end/29715
11240 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11243 2007-05-02 Nick Clifton <nickc@redhat.com>
11245 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11247 2007-05-02 Richard Guenther <rguenther@suse.de>
11249 PR tree-optimization/31146
11250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11251 argument, single_use_p. If we have a single use that is
11252 a conversion to the definition rhs type, propagate that rhs.
11253 (forward_propagate_addr_expr): Pass single_use_p argument
11254 to forward_propagate_addr_expr_1.
11256 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11258 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11261 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11263 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11264 'AMD Family 10 core'.
11266 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11268 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11269 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11270 with SSE3 instruction set support.
11271 * doc/invoke.texi: Likewise.
11273 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11275 * config/i386/i386.c (override_options): Tuning 32-byte loop
11276 alignment for amdfam10 architecture. Increasing the max loop
11277 alignment to 24 bytes.
11279 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11281 * config/m68k/constraints.md: New.
11282 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11283 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11284 EXTRA_CONSTRAINT): Remove.
11285 * config/m68k/m68k.md: Include constraints.md.
11286 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11288 2007-05-01 Ian Lance Taylor <iant@google.com>
11290 PR tree-optimization/31739
11291 * tree-vrp.c (vrp_val_is_max): New static function.
11292 (vrp_val_is_min): New static function.
11293 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11295 (set_value_range): Use vrp_val_is_{max,min}.
11296 (extract_range_from_assert): Likewise.
11297 (extract_range_from_binary_expr): Likewise.
11298 (extract_range_from_unary_expr): Likewise.
11299 (dump_value_range, vrp_meet): Likewise.
11300 (vrp_visit_phi_node): Likewise.
11301 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11303 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11305 * config/i386/gmon-sol2.c (size_t): New type.
11306 (intptr_t): Likewise.
11307 (s_textsize): Declare as size_t.
11309 (monstartup): Use size_t for sizes.
11310 (_mcount): Save and restore registers.
11311 (internal_mcount): Pass 0 as the first argument to monstartup
11313 (moncontrol): Convert pointer to appropriately sized integer
11314 before passing to profil.
11316 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11318 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11319 __NO_FPRS__, not just if _SOFT_DOUBLE.
11320 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11321 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11322 also for E500 double.
11323 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11324 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11327 2007-05-01 Richard Guenther <rguenther@suse.de>
11329 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11332 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11334 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11336 2007-05-01 Jan Hubicka <jh@suse.cz>
11338 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11341 2007-05-01 Jan Hubicka <jh@suse.cz>
11343 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11344 (maybe_fold_offset_to_reference): Declare.
11345 * fold-const.c (fold_unary): Do not fold
11346 (type *)&A into &A->field_of_type_and_offset_0
11347 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11348 size is unknown, give up.
11349 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11351 (maybe_fold_offset_to_reference): New.
11352 (maybe_fold_stmt_indirect): Use it.
11353 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11354 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11356 (gimplify_expr): Likewise for plus_expr.
11358 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11360 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11361 bsi_after_labels. Always insert statements before bsi.
11362 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11363 * predict.c (apply_return_prediction): Check for empty blocks.
11364 * cfgexpand.c (lab_rtx_for_bb): New variable.
11365 (label_rtx_for_bb): Do not create new tree labels.
11366 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11367 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11368 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11370 (label_for_bb): Add field used.
11371 (update_eh_label, main_block_label): Mark the label used.
11372 (cleanup_dead_labels): Remove unused labels.
11374 2007-05-01 Richard Guenther <rguenther@suse.de>
11376 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11377 if it is not about to be set.
11378 (get_value_range): Do not pre-allocate equiv bitmap.
11379 (update_value_range): No need to clear equiv field.
11380 (add_equivalence): Change prototype to get bitmap pointer.
11381 Allocate bitmap here if it is not already.
11382 (extract_range_from_assert): Do not allocate bitmap here.
11383 Update callers to add_equivalence.
11384 (extract_range_from_ssa_name): Likewise.
11385 (get_vr_for_comparison): New static helper.
11386 (compare_name_with_value): Handle NULL equiv bitmap by
11387 peeling the first iteration of the comparison loop.
11388 Use get_vr_for_comparison.
11389 (compare_names): Handle NULL equiv bitmaps by using fake
11390 ones. Use get_vr_for_comparison.
11392 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11394 * double-int.c (mpz_set_double_int): Moved from
11395 tree-ssa-loop-niter.c.
11396 (mpz_get_double_int): Likewise; also, add option to wrap
11397 out-of-range integers.
11398 * double-int.h: New prototypes for above.
11399 * tree.c (get_static_type_bounds): Moved from
11400 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11401 TYPE_MAX_VALUE if they exist..
11402 * tree.h: New prototype for above.
11403 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11404 get_type_bounds calls.
11405 (mpz_set_double_int): Move to double-int.c.
11406 (get_type_bounds): Move to tree.c, rename to
11407 get_static_type_bounds.
11408 (mpz_to_double_int): Move to double-int.c, rename to
11409 mpz_get_double_int.
11411 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11413 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11414 DIV0 exception can fall through to a normal return.
11416 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11418 PR middle-end/22156
11419 Temporarily revert:
11420 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11421 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11422 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11423 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11424 initialize align to silence bogus warning.
11425 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11426 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11428 (struct sra_walk_fns): Remove use_all parameter from use.
11429 (sra_hash_tree): Handle BIT_FIELD_REFs.
11430 (sra_elt_hash): Don't hash bitfld blocks.
11431 (sra_elt_eq): Skip them in parent compares as well. Handle
11433 (sra_walk_expr): Don't maintain or pass down use_all_p.
11434 (scan_use): Remove use_all parameter.
11435 (scalarize_use): Likewise. Re-expand assignment to
11436 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11437 output, and re-scalarize after output. Don't mark anything
11439 (scalarize_ldst): Adjust.
11440 (scalarize_walk_gimple_modify_statement): Likewise.
11441 (build_element_name_1): Handle BIT_FIELD_REFs.
11442 (instantiate_element): Don't warn for any element whose parent
11443 is used as a whole.
11444 (instantiate_missing_elements_1): Return the sra_elt.
11445 (canon_type_for_field): New.
11446 (try_instantiate_multiple_fields): New.
11447 (instantiate_missing_elemnts): Use them.
11448 (mark_no_warning): Removed.
11449 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11450 (REPLDUP, sra_build_elt_assignment): New.
11451 (generate_copy_inout): Use them.
11452 (generate_element_copy): Likewise. Handle bitfld differences.
11453 (generate_element_zero): Don't recurse for blocks. Use
11454 sra_build_elt_assignment.
11455 (generate_one_element_int): Take elt instead of var. Use
11456 sra_build_elt_assignment.
11457 (generate_element_init_1): Adjust.
11458 (scalarize_use, scalarize_copy): Use REPLDUP.
11459 (scalarize_ldst): Move assert before dereference.
11460 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11462 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11465 * tree.c (reconstruct_complex_type): Reconstruct a reference
11467 Also use the same mode for the pointer as the old pointer type.
11469 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11471 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11474 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11476 PR rtl-optimization/31676
11477 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11478 (df_refs_record): Call it.
11480 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11482 * rtl.def (SS_ABS): New code.
11483 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11484 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11485 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11486 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11487 (bfin_init_builtins): Define them.
11488 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11489 (bfin_expand_builtin): ... and handle the others here.
11490 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11491 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11492 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11493 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11494 operand is only HImode.
11496 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11498 * regclass.c (scan_one_insn): Remove splitting of
11501 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11502 Nigel Stephens <nigel@mips.com>
11504 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11506 2007-04-28 Jan Hubicka <jh@suse.cz>
11508 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11509 insn_locators_alloc instead of insn_locators_initialize;
11510 call reset_block_changes.
11511 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11512 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11513 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11514 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11515 * config/score/score.c (th_output_mi_thunk): Likewise.
11516 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11517 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11518 tolerate uninitialized locator info.
11521 * function.c (init_function_start): Don't init line number info.
11522 (expand_function_end): Update.
11523 (reset_block_changes, record_block_change, finalize_block_changes,
11524 check_block_change, free_block_changes): Kill.
11525 * function.h (reset_block_changes, record_block_change,
11526 finalize_block_changes, check_block_change, free_block_changes):
11528 (struct function): Remove ib_boundaries_block.
11529 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11530 Use curr_insn_locator to initialize locator.
11531 (emit_line_note): Remove.
11532 * cfgexpand.c (expand_gimple_cond_expr): Update.
11533 (construct_exit_block): Likewise.
11534 (tree_expand_cfg): Initialize/finalize locators.
11535 * expr.c (expand_expr_real): Update.
11536 * cfglayout.c (line_locators_locs, line_locators_lines,
11537 file_locators_locs, file_locators_files): Remove.
11538 (set_block_levels): Move to cfgexpand.c.
11539 (insn_locators_initialize): Remove.
11540 (pass_insn_locators_initialize): Remove.
11541 (locations_locators_locs, locations_locators_vals): New static vars.
11542 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11544 (insn_locators_alloc, insn_locators_finalize,
11545 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11547 (locator_location): New.
11548 (locator_line, locator_file): Rewrite.
11549 * rtl.h (emit_line_note): Kill.
11550 (insn_locators_alloc, insn_locators_finalize,
11551 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11553 * tree-inline.c (initialize_cfun): Do not initialize
11554 ib_boundaries_block.
11555 * passes.c (pass_insn_locators_initialize): Remove.
11557 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11559 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11560 info. Update last_basic_block correctly.
11562 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11565 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11566 register itself to hold the offset constant. Tell flow the use
11567 of r4 and r5 when they are used.
11569 2007-04-27 Richard Guenther <rguenther@suse.de>
11571 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11572 if we simplified anything.
11573 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11574 warnings until we did a simplification and the stmt was not
11575 marked as TREE_NO_WARNING.
11577 2007-04-27 Mike Stump <mrs@apple.com>
11579 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11581 2007-04-27 Ian Lance Taylor <iant@google.com>
11583 PR middle-end/31710
11584 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11585 TYPE_MAX_VALUE exist, convert them to the new type.
11587 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11589 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11590 if it claims to be available.
11591 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11592 edge is redirected.
11593 (perform_tree_ssa_dce): Always free postdominators.
11595 2007-04-27 Richard Henderson <rth@redhat.com>
11597 * config/alpha/predicates.md (aligned_memory_operand): Mark
11598 as define_special_predicate.
11599 (unaligned_memory_operand, normal_memory_operand): Likewise.
11600 (reg_or_unaligned_mem_operand): Remove.
11601 (any_memory_operand): Match the documentation and check for
11602 non-renumbered pseudos during reload.
11603 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11604 alpha_secondary_reload_class, update to new interface, make static.
11605 Handle CQImode like HImode. Remove FP subreg check.
11606 (alpha_expand_mov): Use replace_equiv_address.
11607 (alpha_expand_mov_nobwx): Use any_memory_operand.
11608 (TARGET_SECONDARY_RELOAD): New.
11609 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11610 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11611 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11612 * config/alpha/alpha.md: ... here.
11613 (RELOAD12, reloadmode): New.
11615 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11616 Don't handle the aligned case here.
11617 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11618 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11619 reload_inhi_help. Don't expect a scratch register.
11620 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11622 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11624 2007-04-27 Richard Guenther <rguenther@suse.de>
11626 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11628 2007-04-27 Richard Guenther <rguenther@suse.de>
11630 PR tree-optimization/30965
11631 PR tree-optimization/30978
11632 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11633 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11634 (find_equivalent_equality_comparison): Likewise.
11635 (simplify_cond): Likewise.
11636 (get_prop_source_stmt): New helper.
11637 (get_prop_dest_stmt): Likewise.
11638 (can_propagate_from): Likewise.
11639 (remove_prop_source_from_use): Likewise.
11640 (combine_cond_expr_cond): Likewise.
11641 (forward_propagate_comparison): New function.
11642 (forward_propagate_into_cond): Rewrite to use fold for
11644 (tree_ssa_forward_propagate_single_use_vars): Call
11645 forward_propagate_comparison to propagate comparisons.
11647 2007-04-27 Richard Guenther <rguenther@suse.de>
11649 PR tree-optimization/31715
11650 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11651 sure to do computation on the offset in an appropriate
11654 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11656 * reload.h (elimination_target_reg_p): Declare.
11657 * reload.c (find_reloads): Don't apply the reg_rtx move
11658 optimization if the SET_DEST satisfies elimination_target_reg_p.
11659 * reload1.c (elimination_target_reg_p): New function.
11660 (gen_reload): In the move/add2 fallback, make sure that op0
11661 does not overlap the destination register.
11663 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11665 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11666 transform only GIMPLE_MODIFY_STMTs.
11667 * tree-complex.c (expand_complex_operations_1): Ditto.
11668 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11669 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11670 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11672 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11673 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11674 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11675 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11676 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11677 slpeel_add_loop_guard): Ditto.
11678 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11679 * lambda-code.c (perfect_nestify): Ditto.
11680 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11681 before the first statement.
11682 * tree-optimize.c (execute_free_datastructures): Fix comments.
11683 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11684 * tree-flow.h (disband_implicit_edges): Declaration removed.
11685 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11687 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11688 COND_EXPRs without gotos.
11689 (disband_implicit_edges, has_label_p): Removed.
11690 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11691 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11693 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11695 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11696 also for COND_EXPRs.
11697 * cfgexpand.c (label_rtx_for_bb): New function.
11698 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11699 Use label_rtx_for_bb to find the labels.
11700 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11701 last block. Detect fallthru edges.
11703 2007-04-26 Ian Lance Taylor <iant@google.com>
11706 * reload.c (find_reloads_subreg_address): If the address was valid
11707 in the original mode but not in the new mode, reload the whole
11710 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11712 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11713 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11714 (cleanup_control_expr_graph): Do not invalidate dominance info.
11715 Record altered blocks.
11716 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11717 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11718 cleanup_tree_cfg_bb): New functions.
11719 (remove_forwarder_block): Do not maintain the worklist of blocks.
11720 Record altered blocks.
11721 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11722 not over whole cfg.
11723 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11724 delete_unreachable_blocks if dominators are not available.
11725 * tree-inline.c (optimize_inline_calls): Free dominance information
11727 * tree-flow.h (remove_edge_and_dominated_blocks,
11728 cfgcleanup_altered_bbs): Altered.
11729 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11731 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11733 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11734 do not invalidate dominators.
11736 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11738 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11739 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11740 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11741 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11743 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11745 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11747 2007-04-26 Richard Guenther <rguenther@suse.de>
11749 PR tree-optimization/31703
11750 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11751 the right type for the target of the bittest.
11753 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11755 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11756 ix86_sol10_return_in_memory.
11758 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11760 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11763 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11766 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11768 PR tree-optimization/30558
11769 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11770 clear this_state.prev_try.
11772 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11773 Mark Mitchell <mark@codesourcery.com>
11775 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11776 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11777 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11779 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11782 * doc/invoke.texi (%:print-asm-header): Document.
11783 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11785 (static_spec_functions): Add print-asm-header.
11786 (main): Print a banner before the --target-help linker options.
11787 (print_asm_header_spec_function): New function.
11789 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11792 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11793 (movsf_ie): Likewise.
11795 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11797 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11799 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11801 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11802 exception for divide-by-zero.
11803 (__umodsi3, __modsi3): Likewise.
11805 2007-04-25 Dirk Mueller <dmueller@suse.de>
11807 * c-typeck.c (build_compound_expr): Annotate warning()
11808 call with OPT_Wunused_value.
11809 * tree-ssa.c (warn_uninit): Annotate warning with
11811 * c-common.c (handle_sentinel_attribute): Annotate warning
11812 call with OPT_Wattributes.
11814 2007-04-25 Thiemo Seufer <ths@mips.com>
11816 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11817 (mips16): Fix typo.
11818 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11819 on to the assembler. Improve handling of -mno-mips16. Add handling
11820 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11821 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11822 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11823 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11825 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11828 * config/i386/winnt.c (i386_pe_file_end): Strip only
11829 USER_LABEL_PREFIX when writing export name.
11831 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11833 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11834 sh/elf.h, vx-common.h and vxworks.h.
11835 * config/sh/sh.h: Include config/vxworks-dummy.h.
11836 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11837 (OVERRIDE_OPTIONS): Use it.
11838 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11839 (vxworks_picreg): New pattern.
11840 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11841 VXWORKS_OS_CPP_BUILTINS.
11842 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11843 to their VXWORKS_* equivalents.
11844 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11845 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11846 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11847 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11848 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11849 -mrtp/-fPIC multilibs.
11850 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11851 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11852 (MULTILIB_OSDIRNAMES): Delete.
11854 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11857 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11859 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11861 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11862 rounding mode to be specified by the caller.
11863 (real_to_mpfr) Likewise.
11864 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11865 include new arguments.
11866 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11868 2007-04-24 Ian Lance Taylor <iant@google.com>
11870 PR tree-optimization/31605
11871 * tree-vrp.c (set_value_range): Check that min and max are not
11872 both overflow infinities.
11873 (set_value_range_to_value): New static function.
11874 (extract_range_from_binary_expr): Call set_value_range_to_value.
11875 (extract_range_from_cond_expr): Likewise.
11876 (extract_range_from_expr): Likewise.
11877 (extract_range_from_unary_expr): Likewise. Don't create a range
11878 which overflows on both sides.
11879 (vrp_meet): Check for a useless range.
11880 (vrp_visit_phi_node): If we see a constant which looks like an
11881 overflow infinity, turn off the TREE_OVERFLOW flag.
11883 2007-04-24 Ian Lance Taylor <iant@google.com>
11885 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11887 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11889 PR diagnostic/25923
11890 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11891 diagnostic message is being built.
11892 * tree-pretty-print.c (dump_generic_node): Only write the
11893 formatted text into BUFFER's stream if we are not building a
11894 diagnostic message.
11895 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11897 * Makefile.in (toplev.o): Depend on tree-pass.h.
11899 2007-04-24 Ian Lance Taylor <iant@google.com>
11901 PR tree-optimization/31602
11902 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11903 conditionals in the copied loop header.
11904 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11905 warnings if TREE_NO_WARNING is set.
11906 * doc/invoke.texi (Warning Options): Clarify that
11907 -Wstrict-overflow does not warn about loops.
11909 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11911 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11912 expand on the comment about _Decimal128 arguments and check the
11913 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11914 that _Decimal128 argument uses even/odd register pair.
11915 (function_arg): Ditto.
11917 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11919 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11920 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11922 2007-04-24 Richard Guenther <rguenther@suse.de>
11923 Olga Golovanevsky <olga@il.ibm.com>
11925 * fold-const.c (multiple_of_p): Check for bottom
11928 2007-04-24 Richard Henderson <rth@redhat.com>
11930 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11931 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11932 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11933 looking for non-zero bits shifted out. Avoid a recursive call
11934 when constructing the scalar.
11935 (__floatundisf): Likewise.
11937 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11939 * dwarf2out.c (field_byte_offset): Move the existing logic
11940 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11941 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11943 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11946 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11947 length argument of 0 for memset.
11948 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11949 unsigned shift instead of the signed variant.
11951 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11953 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11954 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11955 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11956 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11957 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11958 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11959 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11960 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11961 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11962 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11963 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11964 "mul<mode>3", "div<mode>3"): Insn definitions added.
11965 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11966 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11967 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11968 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11969 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11970 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11971 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11972 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11973 TARGET_FLOAT_FORMAT): Macro definitions removed.
11974 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11975 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11976 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11977 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11978 (s390_gen_rtx_const_DI): Function removed.
11979 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11981 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11983 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11984 over an external ffs function.
11986 2007-04-24 Chao-ying Fu <fu@mips.com>
11987 Richard Sandiford <richard@nildram.co.uk>
11989 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11990 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11991 (smadd_widen_optab, umadd_widen_optab): Define.
11992 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11994 * genopinit.c (optabs): Fill in smadd_widen_optab and
11996 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11997 and umadd_widen_optab to implement multiply-add sequences.
11998 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11999 (<u>maddsidi4): ...this. Extend condition to include
12000 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12001 of operand 0 to "ka" and use the three-operand form of madd<u>
12003 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12005 * config/mips/constraints.md (ka): New register constraint.
12007 2007-04-24 Jan Hubicka <j@suse.cz>
12011 2007-04-23 Jan Hubicka <jh@suse.cz>
12012 * function.c (init_function_start): Don't init line number info.
12013 (expand_function_end): Update.
12014 (reset_block_changes, record_block_change, finalize_block_changes,
12015 check_block_change, free_block_changes): Kill.
12016 * function.h (reset_block_changes, record_block_change,
12017 finalize_block_changes, check_block_change, free_block_changes):
12019 (struct function): Remove ib_boundaries_block.
12020 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12021 Use curr_insn_locator to initialize locator.
12022 (emit_line_note): Remove.
12023 * cfgexpand.c (expand_gimple_cond_expr): Update.
12024 (construct_exit_block): Likewise.
12025 (tree_expand_cfg): Initialize/finalize locators.
12026 * expr.c (expand_expr_real): Update.
12027 * cfglayout.c (line_locators_locs, line_locators_lines,
12028 file_locators_locs, file_locators_files): Remove.
12029 (set_block_levels): Move to cfgexpand.c.
12030 (insn_locators_initialize): Remove.
12031 (pass_insn_locators_initialize): Remove.
12032 (locations_locators_locs, locations_locators_vals): New static vars.
12033 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12035 (insn_locators_alloc, insn_locators_finalize,
12036 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12038 (locator_location): New.
12039 (locator_line, locator_file): Rewrite.
12040 * rtl.h (emit_line_note): Kill.
12041 (insn_locators_alloc, insn_locators_finalize,
12042 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12044 * tree-inline.c (initialize_cfun): Do not initialize
12045 ib_boundaries_block.
12046 * passes.c (pass_insn_locators_initialize): Remove.
12048 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12050 * doc/invoke.texi: Removed leading '-' from option index entries.
12052 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12054 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12056 (create_phi_node): Use set_phi_nodes.
12057 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12058 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12059 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12060 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12061 (bsi_start, bsi_last): Use bb_stmt_list.
12062 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12063 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12064 Traverse the statements using tsi iterator.
12065 * basic-block.h (struct basic_block_def): Fields stmt_list
12066 and phi_nodes moved to ...
12067 (struct tree_bb_info): ... new structure.
12068 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12069 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12070 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12071 (tree_verify_flow_info): Verify that il.tree is not set for
12072 entry and exit block.
12073 (tree_split_block): Use set_bb_stmt_list.
12075 2007-04-23 Mike Stump <mrs@apple.com>
12077 * config/i386/i386.c (ix86_tune_features
12078 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12081 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12083 * config/i386/i386.md (prefix_extra): New attribute.
12084 (length): Add prefix_extra.
12086 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12087 (sse2_movntv2di): Likewise.
12088 (sse2_cvtps2dq): Likewise.
12089 (sse2_cvtpd2pi): Likewise.
12090 (sse2_cvttpd2pi): Likewise.
12091 (*sse2_cvtpd2ps): Likewise.
12092 (*add<mode>3): Likewise.
12093 (sse2_ssadd<mode>3): Likewise.
12094 (sse2_usadd<mode>3): Likewise.
12095 (*sub<mode>3): Likewise.
12096 (sse2_sssub<mode>3): Likewise.
12097 (sse2_ussub<mode>3): Likewise.
12098 (*mulv8hi3): Likewise.
12099 (*smulv8hi3_highpart): Likewise.
12100 (*umulv8hi3_highpart): Likewise.
12101 (sse2_umulv2siv2di3): Likewise.
12102 (sse2_pmaddwd): Likewise.
12103 (ashr<mode>3): Likewise.
12104 (lshr<mode>3): Likewise.
12105 (ashl<mode>3): Likewise.
12106 (sse2_ashlti3): Likewise.
12107 (sse2_lshrti3): Likewise.
12108 (*umaxv16qi3): Likewise.
12109 (*smaxv8hi3): Likewise.
12110 (*uminv16qi3): Likewise.
12111 (*sminv8hi3): Likewise.
12112 (sse2_eq<mode>3): Likewise.
12113 (sse2_gt<mode>3): Likewise.
12114 (*and<mode>3): Likewise.
12115 (sse2_nand<mode>3): Likewise.
12116 (*ior<mode>3): Likewise.
12117 (*xor<mode>3): Likewise.
12118 (sse2_packsswb): Likewise.
12119 (sse2_packssdw): Likewise.
12120 (sse2_packuswb): Likewise.
12121 (sse2_punpckhbw): Likewise.
12122 (sse2_punpcklbw): Likewise.
12123 (sse2_punpckhwd): Likewise.
12124 (sse2_punpcklwd): Likewise.
12125 (sse2_punpckhdq): Likewise.
12126 (sse2_punpckldq): Likewise.
12127 (sse2_punpckhqdq): Likewise.
12128 (sse2_punpcklqdq): Likewise.
12129 (*sse2_pinsrw): Likewise.
12130 (*sse2_pextrw): Likewise.
12131 (sse2_pshufd_1): Likewise.
12132 (sse2_uavgv16qi3): Likewise.
12133 (sse2_uavgv8hi3): Likewise.
12134 (sse2_psadbw): Likewise.
12135 (sse2_pmovmskb): Likewise.
12136 (*sse2_maskmovdqu): Likewise.
12137 (*sse2_maskmovdqu_rex64): Likewise.
12138 (sse4a_extrqi): Likewise.
12139 (sse4a_extrq): Likewise.
12140 (sse3_lddqu): Set prefix_rep.
12141 (sse3_addsubv4sf3): Likewise.
12142 (sse3_haddv4sf3): Likewise.
12143 (sse3_hsubv4sf3): Likewise.
12144 (sse_cvtss2si): Likewise.
12145 (sse_cvtss2si_2): Likewise.
12146 (sse_cvtss2siq): Likewise.
12147 (sse_cvtss2siq_2): Likewise.
12148 (sse_cvttss2si): Likewise.
12149 (sse_cvttss2siq): Likewise.
12150 (sse2_cvttps2dq): Likewise.
12151 (sse3_movshdup): Likewise.
12152 (sse3_movsldup): Likewise.
12153 (sse2_cvtsd2si): Likewise.
12154 (sse2_cvtsd2si_2): Likewise.
12155 (sse2_cvtsd2siq): Likewise.
12156 (sse2_cvtsd2siq_2): Likewise.
12157 (sse2_cvttsd2si): Likewise.
12158 (sse2_cvttsd2siq): Likewise.
12159 (*sse2_cvtpd2dq): Likewise.
12160 (*sse2_cvttpd2dq): Likewise.
12161 (sse2_pshuflw_1): Likewise.
12162 (sse2_pshufhw_1): Likewise.
12163 (sse4a_insertqi): Likewise.
12164 (sse4a_insertq): Likewise.
12165 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12166 (ssse3_phadddv4si3): Likewise.
12167 (ssse3_phaddswv8hi3): Likewise.
12168 (ssse3_phsubwv8hi3): Likewise.
12169 (ssse3_phsubdv4si3): Likewise.
12170 (ssse3_phsubswv8hi3): Likewise.
12171 (ssse3_pmaddubswv8hi3): Likewise.
12172 (ssse3_pmulhrswv8hi3): Likewise.
12173 (ssse3_pshufbv16qi3): Likewise.
12174 (ssse3_psign<mode>3): Likewise.
12175 (ssse3_palignrti): Likewise.
12176 (abs<mode>2): Likewise.
12177 (ssse3_phaddwv4hi3): Set prefix_extra.
12178 (ssse3_phadddv2si3): Likewise.
12179 (ssse3_phaddswv4hi3): Likewise.
12180 (ssse3_phsubwv4hi3): Likewise.
12181 (ssse3_phsubdv2si3): Likewise.
12182 (ssse3_phsubswv4hi3): Likewise.
12183 (ssse3_pmaddubswv4hi3): Likewise.
12184 (ssse3_pmulhrswv4hi3): Likewise.
12185 (ssse3_pshufbv8qi3): Likewise.
12186 (ssse3_psign<mode>3): Likewise.
12187 (ssse3_palignrdi): Likewise.
12188 (abs<mode>2): Likewise.
12189 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12190 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12191 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12193 2007-04-23 Nick Clifton <nickc@redhat.com>
12195 * params.def: Fix formatting of emacs local variables.
12197 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12199 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12200 move if inter-unit move isn't allowed.
12201 Don't split moving the first element of V2DI to DI to inter-unit
12202 move if inter-unit move isn't allowed.
12204 2007-04-23 Richard Guenther <rguenther@suse.de>
12206 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12207 and CDI_POST_DOMINATORS separately.
12209 2007-04-23 Nick Clifton <nickc@redhat.com>
12211 * c.opt (Wformat-contains-nul): Add warning attribute.
12213 2007-04-23 Jan Hubicka <jh@suse.cz>
12215 * function.c (init_function_start): Don't init line number info.
12216 (expand_function_end): Update.
12217 (reset_block_changes, record_block_change, finalize_block_changes,
12218 check_block_change, free_block_changes): Kill.
12219 * function.h (reset_block_changes, record_block_change,
12220 finalize_block_changes, check_block_change, free_block_changes):
12222 (struct function): Remove ib_boundaries_block.
12223 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12224 Use curr_insn_locator to initialize locator.
12225 (emit_line_note): Remove.
12226 * cfgexpand.c (expand_gimple_cond_expr): Update.
12227 (construct_exit_block): Likewise.
12228 (tree_expand_cfg): Initialize/finalize locators.
12229 * expr.c (expand_expr_real): Update.
12230 * cfglayout.c (line_locators_locs, line_locators_lines,
12231 file_locators_locs, file_locators_files): Remove.
12232 (set_block_levels): Move to cfgexpand.c.
12233 (insn_locators_initialize): Remove.
12234 (pass_insn_locators_initialize): Remove.
12235 (locations_locators_locs, locations_locators_vals): New static vars.
12236 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12238 (insn_locators_alloc, insn_locators_finalize,
12239 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12241 (locator_location): New.
12242 (locator_line, locator_file): Rewrite.
12243 * rtl.h (emit_line_note): Kill.
12244 (insn_locators_alloc, insn_locators_finalize,
12245 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12247 * tree-inline.c (initialize_cfun): Do not initialize
12248 ib_boundaries_block.
12249 * passes.c (pass_insn_locators_initialize): Remove.
12251 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12253 PR middle-end/31448
12254 * expr.c (reduce_to_bit_field_precision): Handle
12257 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12259 PR tree-optimization/24659
12260 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12261 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12262 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12263 * genopinit.c (optabs): Rename vec_pack_mod_optab
12264 to vec_pack_trunc_optab.
12265 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12266 early for scalar floating point operands for NOP_EXPR.
12267 (vectorizable_type_promotion): Ditto.
12268 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12269 vec_pack_trunc_optab.
12270 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12272 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12273 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12274 Rename from VEC_PACK_MOD_EXPR.
12275 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12276 * expr.c (expand_expr_real_1): Ditto.
12277 * tree-inline.c (estimate_num_insns_1): Ditto.
12278 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12280 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12281 (vec_unpacks_lo_v4sf): Ditto.
12282 (vec_pack_trunc_v2df): Ditto.
12283 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12284 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12285 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12287 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12289 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12291 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12292 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12293 packing of floating point operands.
12294 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12295 represent unpacking of floating point operands.
12296 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12297 [vec_unpacks_hi]: Ditto.
12298 [vec_unpacks_lo]: Ditto.
12300 2007-04-22 Jan Hubicka <jh@suse.cz>
12302 * final.c (rest_of_handle_final): Call
12303 targetm.asm_out.constructor/targetm.asm_out.destructor
12304 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12305 proper priority via decl_*_priority_insert.
12306 * c-common.c (c_expand_body): Likewise.
12308 2007-04-22 Richard Guenther <rguenther@suse.de>
12310 PR tree-optimization/29789
12311 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12312 (rewrite_reciprocal): New helper split out from
12313 determine_invariantness_stmt.
12314 (rewrite_bittest): Likewise.
12315 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12316 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12319 2007-04-22 Revital Eres <eres@il.ibm.com>
12321 * loop-unroll.c (var_to_expand): New field to support also
12322 insns of the form x = something + x.
12323 (analyze_insn_to_expand_var): Use it.
12324 (expand_var_during_unrolling): Likewise.
12326 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12328 * predict.c: Include pointer-set.h.
12329 (bb_predictions): New variable.
12330 (tree_predicted_by_p, tree_predict_edge,
12331 remove_predictions_associated_with_edge): Use bb_predictions map
12332 instead of bb->predictions.
12333 (clear_bb_predictions, assert_is_empty): New functions.
12334 (combine_predictions_for_bb): Use bb_predictions map. Call
12335 clear_bb_predictions.
12336 (tree_estimate_probability): Create and free bb_predictions map.
12337 * Makefile.in (predict.o): Add pointer-set.h dependency.
12338 * basic-block.h (struct basic_block_def): Remove predictions
12340 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12342 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12345 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12348 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12350 * timevar.c (timevar_print): Change reference of --disable-checking to
12351 --enable-checking=release. Also warn if assert checking is disabled.
12353 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12356 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12357 decl as addressable if the compound literal was marked as
12359 Mark the decl as a gimple register if it is a complex or
12360 vector decl and does not live in memory.
12362 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12364 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12365 (GENERIC_NEXT): New function macro.
12366 (PHI_CHAIN): Use phi_node's new chain variable.
12367 (tree_phi_node): Change tree_common to tree_base
12368 and add the chain field.
12369 * tree-phinodes.c (make_phi_node): Don't set
12370 TREE_TYPE on the new node.
12371 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12372 instead of checking GIMPLE_TUPLE_P in chain_next.
12373 * tree-vect-transform.c
12374 (get_initial_def_for_induction): Look at
12375 PHI_RESULT_TREE for the type of the phi node.
12376 (update_vuses_to_preheader): Use PHI_CHAIN
12377 instead of TREE_CHAIN on the phi node.
12378 * tree-ssa-structalias.c (compute_points_to_sets):
12380 (ipa_pta_execute): Likewise.
12382 2007-04-21 Richard Guenther <rguenther@suse.de>
12384 PR middle-end/31136
12385 * fold-const.c (fold_unary): Call fold_convert_const on the
12388 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12390 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12391 (store_killed_in_pat): New.
12393 2007-04-20 Richard Henderson <rth@redhat.com>
12396 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12397 TREE_LIST with a void_type_node value, not void_list_node exactly.
12399 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12401 * doc/standards.texi: Re-arrange into language-specific
12402 subsections. Add a C++ section, documenting which standards we
12405 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12407 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12408 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12410 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12412 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12413 ecrti.o and crtbegin.o.
12414 (LIB_DEFAULT_SPEC): Include -lc.
12415 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12417 2007-04-20 Richard Henderson <rth@redhat.com>
12420 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12421 argument; update all callers.
12422 (get_unaligned_offset): New.
12423 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12424 get_unaligned_address, just pass on the address directly.
12425 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12426 the subreg in the helper patterns.
12427 (unaligned_extendqidi_le): Use get_unaligned_offset.
12428 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12429 (unaligned_extendhidi_be): Likewise.
12430 (unaligned_extendhidi): Tidy.
12431 * config/alpha/alpha-protos.h: Update.
12433 2007-04-20 Richard Henderson <rth@redhat.com>
12435 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12436 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12437 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12438 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12439 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12440 (CPP_SPEC): Don't include %(cpp_subtarget).
12441 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12442 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12443 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12445 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12447 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12448 for __builtin_ia32_cmpordss.
12450 PR tree-optimization/31632
12451 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12452 and arg1 for optimizations of comparison against min/max values.
12453 Fold arg0 to arg1's type for optimizations of comparison against
12454 min+1 and max-1 values.
12456 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12458 * reload.c (combine_reloads): When trying to use a dying register,
12459 check whether it's uninitialized and don't use if so.
12461 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12463 * fold-const.c: Remove prototypes for native_encode_expr and
12464 native_interpret_expr.
12465 (native_encode_expr): Make non-static.
12466 (native_interpret_expr): Likewise.
12467 * tree.h: Add prototypes for the above.
12469 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12471 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12472 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12473 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12474 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12475 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12476 Add length attributes.
12478 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12480 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12483 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12484 __STDC_WANT_DEC_FP__.
12486 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12488 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12489 for long double compatibility.
12490 * configure: Regenerate.
12492 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12494 PR rtl-optimization/29841
12495 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12497 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12498 that may cause control flow transfer from being moved.
12500 2007-04-18 Jan Hubicka <jh@suse.cz>
12502 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12505 2007-04-18 Eric Christopher <echristo@apple.com>
12507 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12508 only. Update operands.
12509 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12510 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12511 link register to pic register.
12513 2007-04-18 Dirk Mueller <dmueller@suse.de>
12515 PR diagnostic/31227
12516 * tree-vrp.c (search_for_addr_array): New.
12517 (check_array_bounds): Suppress warning about
12518 address taken of array refs if its not de-referenced.
12520 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12522 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12523 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12525 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12526 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12527 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12529 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12531 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12533 (vect_analyze_scalar_cycles): Fix indentation.
12534 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12535 (vect_mark_relevant): Include phis in relevance analysis.
12537 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12539 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12541 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12542 output_operand_lossage().
12544 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12546 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12547 the unused code for reduction without adjust-in-epilog to simplify the
12550 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12552 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12553 (S390_TDC_NEGATIVE_ZERO): New constant.
12554 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12555 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12556 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12557 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12558 (S390_TDC_POSITIVE_INFINITY): New constant.
12559 (S390_TDC_NEGATIVE_INFINITY): New constant.
12560 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12561 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12562 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12563 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12564 (S390_TDC_INFINITY): New constant.
12565 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12566 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12567 optimization for UNSPEC_CCZ_TO_INT.
12568 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12569 ("*ccz_to_int"): New insn.
12570 ("isinf<mode>2"): New insn.
12571 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12572 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12573 (UNSPEC_CCZ_TO_INT): New constant.
12575 2007-04-18 Richard Guenther <rguenther@suse.de>
12577 PR tree-optimization/19431
12578 PR tree-optimization/21463
12579 * tree-pass.h (pass_phiprop): Declare.
12580 * passes.c (init_optimization_passes): New phiprop pass.
12581 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12582 (phivn_valid_p): New helper function.
12583 (phiprop_insert_phi): Likewise.
12584 (propagate_with_phi): Likewise.
12585 (tree_ssa_phiprop): New propagator propagating loads
12586 through phi nodes if profitable.
12588 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12590 * tree-vect-analyze.c (process_use): New function.
12591 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12592 Check phis in all bbs.
12593 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12596 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12598 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12601 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12604 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12607 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12609 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12611 (sse_vmmulv4sf3): Likewise.
12612 (sse2_vmaddv2df3): Likewise.
12613 (sse2_vmmulv2df3): Likewise.
12615 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12617 PR rtl-optimization/31360
12618 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12619 (target_reg_cost): New.
12620 (init_set_costs): Initialize target_reg_cost. Add comments
12621 regarding the rationale of the costs.
12622 (global_cost_for_size): Renamed to...
12623 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12624 of register pressure.
12625 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12626 estimate_reg_pressure_cost. Add number of ivs.
12627 (determine_set_costs): Dump target_reg_cost.
12628 * loop-invariant.c (gain_for_invariant): Use
12629 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12630 (best_gain_for_invariant, find_invariants_to_move): Remove
12632 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12633 (target_reg_cost): Declare.
12634 (global_cost_for_size): Declaration removed.
12635 (estimate_reg_pressure_cost): Declare.
12637 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12639 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12640 regnos into even/odd register pairs.
12641 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12642 TDmode similar to the other floating point modes.
12643 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12644 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12646 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12647 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12648 (movdd_hardfloat64): Use TARGET_MFPGPR.
12650 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12652 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12655 2005-01-05 Richard Henderson <rth@redhat.com>
12657 * reload1.c (do_input_reload): Restrict the optimization deleteing
12658 a previous output reload to RELOAD_FOR_INPUT.
12660 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12662 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12663 induc_vec_info_type.
12664 (vectorizable_induction): New function declaration.
12665 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12666 check if already vectorized. Find first place in BB where new stmts
12667 can be inserted. Takes only one argument.
12668 (vectorizable_induction): New function.
12669 (vect_transform_stmt): Add case for induc_vec_info_type to call
12670 vectorizable_induction.
12671 (vect_transform_loop): Consider phis for vectorization.
12672 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12674 (analyze_operations): Call vectorizable_induction when analyzing phis.
12676 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12677 (vect_mark_relevant): Include phis in relevance analysis.
12678 (vect_mark_stmts_to_be_vectorize): Likewise.
12679 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12681 2007-04-16 Lawrence Crowl <crowl@google.com>
12683 * doc/invoke.texi (Debugging Options): Add documentation for the
12684 -femit-struct-debug options -femit-struct-debug-baseonly,
12685 -femit-struct-debug-reduced, and
12686 -femit-struct-debug-detailed[=...].
12688 * c-opts.c (c_common_handle_option): Add
12689 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12690 and OPT_femit_struct_debug_detailed_.
12691 * c.opt: Add specifications for
12692 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12693 and -femit-struct-debug-detailed[=...].
12694 * opts.c (set_struct_debug_option): Parse the
12695 -femit-struct-debug-... options.
12696 * opts.c (matches_main_base, main_input_basename,
12697 main_input_baselength, base_of_path, matches_main_base): Add
12698 variables and functions to compare header base name to compilation
12700 * opts.c (should_emit_struct_debug): Add to determine to emit a
12701 structure based on the option.
12702 (dump_struct_debug) Also disabled function to debug this
12704 * opts.c (handle_options): Save the base name of the
12707 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12708 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12709 This hook indicates if a type is generic. Set it by default
12710 to "never generic".
12711 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12712 to determine if a struct type is generic or not.
12713 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12714 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12715 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12716 with live C++ hook.
12718 * flags.h (enum debug_info_usage): Add an enumeration to describe
12719 a program's use of a structure type.
12720 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12721 to indicate the program's usage of the type. Filter structs based
12722 on the -femit-struct-debug-... specification.
12723 (gen_type_die): Split into two routines, gen_type_die and
12724 gen_type_die_with_usage. gen_type_die is now a wrapper
12725 that assumes direct usage.
12726 (gen_type_die_with_usage): Replace calls to gen_type_die
12727 with gen_type_die_with_usage adding the program usage of
12728 the referenced type.
12729 (dwarf2out_imported_module_or_decl): Suppress struct debug
12730 information using should_emit_struct_debug when appropriate.
12732 2007-04-16 Ian Lance Taylor <iant@google.com>
12734 PR tree-optimization/31522
12735 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12736 (vrp_initialize): Allocate vr_phi_edge_counts.
12737 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12738 executable edge. Drop test for all constants.
12739 (vrp_finalize): Free vrp_phi_edge_counts.
12741 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12742 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12744 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12745 predecessors at head rather than tail.
12747 2007-04-16 Matthias Klose <doko@debian.org>
12749 * config/alpha/linux.h (CPP_SPEC): Define.
12750 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12752 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12754 * function.h: Remove sequence_stack extern declaration.
12756 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12758 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12760 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12763 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12765 * config/avr/avr.c (avr_arch_types): Rearranging array.
12766 (enum avr_arch): Add.
12767 (avr_mcu_types): Use avr_arch enumeration constants instead of
12769 * config/avr/avr.h (LINK_SPEC): Simplify.
12771 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12773 * config/m68k/m68k.c (m68k_libcall_value,
12774 m68k_function_value): Use macros for register names more.
12776 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12778 (M68K_REGNAME): Use A6_REG.
12779 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12781 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12783 PR middle-end/28071
12784 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12785 'pending_read_list_length' and 'pending_write_list_length'. Update
12787 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12788 to handle two length counters instead of one. Update all uses.
12789 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12790 two length counters instead of one.
12791 * sched-rgn.c (propagate_deps): Update to handle two length counters
12794 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12797 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12798 copy of source, pass it to ix86_expand_vector_set and return
12801 2007-04-16 David Ung <davidu@mips.com>
12802 Joseph Myers <joseph@codesourcery.com>
12804 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12805 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12806 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12807 Add 74K processor information.
12808 * config/mips/mips.md: Include 74k.md.
12809 (cpu): Add 74kc,74kf,74kx.
12810 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12811 * config/mips/74k.md: New.
12812 * doc/invoke.texi (MIPS Options): Document 74K support.
12814 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12816 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12817 vectorizable_* functions.
12818 * tree-vect-transform.c (vectorizable_call): Add check for
12819 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12820 (vectorizable_store): likewise.
12821 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12823 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12824 (vectorizable_type_promotion, vectorizable_load): Likewise.
12825 (vectorizable_live_operation, vectorizable_condition): Likewise.
12826 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12828 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12830 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12832 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12833 register numbers more.
12834 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12835 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12836 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12837 FUNCTION_VALUE_REGNO_P): Likewise.
12838 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12839 STATIC_CHAIN_REGNUM): Likewise.
12840 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12841 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12842 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12843 * config/m68k/m68k.md (FP_REG): New.
12845 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12847 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12850 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12852 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12853 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12856 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12858 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12861 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12864 * c-decl.c (finish_decl): Grab the type of the decl after the call
12865 to store_init_value.
12867 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12869 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12871 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12874 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12875 dominators, post dominators and cleanup cfg before returning.
12877 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12879 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12880 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12882 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12884 * config.gcc: Recognize fido.
12885 * config/m68k/m68k-devices.def (fidoa): New.
12886 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12888 (FL_FIDOA, TARGET_FIDOA): New.
12889 * config/m68k/m68k.opt (mfidoa): New.
12891 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12893 PR middle-end/31322
12894 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12895 when a personality function is used.
12897 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12899 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12901 2007-04-13 Mike Stump <mrs@apple.com>
12903 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12905 * config/darwin.opt (fapple-kext): Make C++ only.
12906 * config/darwin.c (darwin_override_options): Remove code to ensure
12907 -fapple-kext is given for C++ only.
12909 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12911 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12912 * config/mips/mips.c (override_options): Call
12913 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12915 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12917 * config/i386/i386.opt (msvr3-shlib): Removed.
12919 * doc/invoke.texi: Remove -msvr3-shlib.
12921 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12923 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12924 with "popcnt" instruction.
12926 2007-04-13 Richard Guenther <rguenther@suse.de>
12928 PR tree-optimization/21258
12929 * tree-vrp.c (compare_case_labels): New helper.
12930 (find_switch_asserts): New function.
12931 (find_assert_locations): Call it for SWITCH_EXPRs.
12933 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12935 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12936 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12937 check is now implied in X87_FLOAT_MODE_P.
12938 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12939 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12940 (fix_trunc<mode>_i386_fisttp): Ditto.
12941 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12942 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12943 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12944 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12945 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12946 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12947 (unnamed_splitters): Ditto.
12948 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12949 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12950 FIRST_SSE_REG for local functions when SSE math is enabled or
12951 for functions with sseregparm attribute.
12952 (standard_80387_constant_p): Return -1 if mode is not
12954 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12955 (ix86_expand_compare): Ditto.
12956 (ix86_expand_carry_flag_compare): Ditto.
12957 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12958 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12959 DECIMAL_FLOAT_MODE_P.
12960 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12961 of SCALAR_FLOAT_MODE_P.
12962 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12963 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12964 checks before FLOAT_MODE_P.
12965 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12966 before FLOAT_MODE_P.
12971 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12973 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12974 Charles Wilson <libtool@cwilson.fastmail.fm>
12976 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12977 (libgcc.mvars): Don't depend on them.
12978 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12979 * exec-tool.in: New.
12981 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12983 * doc/invoke.text (--help): Document --help=common.
12985 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12987 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12989 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12991 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12992 * genemit.c (main): Emit #include "integrate.h".
12993 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12994 (LOADGP_RTP): New mips_loadgp_style.
12995 * config/mips/mips.h: Include config/vxworks-dummy.h.
12996 (TARGET_RTP_PIC): New macro.
12997 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12998 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12999 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13000 for TARGET_RTP_PIC.
13001 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13002 -mvxworks-pic when using -mrtp and a PIC option.
13003 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13005 (mips_symbolic_constant_p, mips_symbolic_address_p)
13006 (mips_symbol_insns): Handle SYMBOL_HALF.
13007 (override_options): Warn about -G and -mrtp being used together.
13008 Initialize mips_lo_relocs[SYMBOL_HALF].
13009 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13010 (mips_emit_loadgp): Handle LOADGP_RTP.
13011 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13012 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13013 (tablejump): Handle function-relative case table entries if
13015 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13017 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13019 * config/mips/mips.md (load_call<mode>): Allow any general register.
13021 (sibcall_value_internal, sibcall_value_multiple_internal)
13022 (call_value_internal, call_value_split, call_value_multiple_internal)
13023 (call_value_multiple_split): Remove constraints from operand 0.
13025 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13027 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13028 rather than loadgp_noshared.
13029 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13030 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13032 * config/mips/mips.md (loadgp): Rename to...
13033 (loadgp_newabi): ...this.
13034 (loadgp_noshared): Rename to...
13035 (loadgp_absolute): ...this.
13037 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13039 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13040 false for locally-binding symbols.
13041 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13043 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13045 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13046 (SYMBOL_GOT_PAGE_OFST): ...this.
13047 (SYMBOL_GOT_GLOBAL): Rename to...
13048 (SYMBOL_GOT_DISP): ...this.
13049 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13050 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13051 * config/mips/mips.c (mips_global_symbol_p): New function.
13052 (mips_symbol_binds_local_p): Likewise.
13053 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13054 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13055 mips_global_symbol_p and mips_symbol_binds_local_p.
13056 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13057 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13058 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13059 SYMBOL_GOTOFF_DISP.
13060 (mips_ok_for_lazy_binding_p): New function.
13061 (mips_load_call_address, mips_expand_call): Use it.
13062 (mips_dangerous_for_la25_p): Likewise.
13063 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13064 (*got_disp<mode>): Use got_disp_operand instead of
13065 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13066 SYMBOL_GOTOFF_GLOBAL.
13067 (*got_page<mode>): Use got_page_ofst_operand instead of
13069 * config/mips/predicates.md (const_call_insn_operand): Use
13070 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13071 (global_got_operand): Rename to...
13072 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13074 (local_got_operand): Rename to...
13075 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13076 of SYMBOL_GOT_LOCAL.
13078 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13080 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13081 TARGET_CALL_CLOBBERED_GP.
13082 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13083 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13084 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13085 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13086 of TARGET_ABICALLS && !TARGET_NEWABI.
13087 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13088 * config/mips/mips.c (mips_load_call_address): Check
13089 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13090 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13091 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13092 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13093 TARGET_ABICALLS && TARGET_NEWABI.
13094 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13096 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13097 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13098 TARGET_ABICALLS && TARGET_NEWABI.
13099 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13100 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13101 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13102 whether indirect calls must use $25.
13103 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13105 * config/mips/mips.md (jal_macro): Check flag_pic and
13106 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13107 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13108 instead of TARGET_ABICALLS.
13109 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13110 TARGET_ABICALLS && TARGET_OLDABI.
13111 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13112 (sibcall): In the comment above the define_insn, mention
13113 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13114 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13115 instead of TARGET_ABICALLS.
13117 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13119 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13120 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13121 (MACFLAGS_MATCH_P): New macro.
13122 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13123 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13124 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13125 the other MACFLAG constants.
13126 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13127 (flag_machi): Tighten constraints. Renumber some of the operands.
13128 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13130 (flag_machi_parts_acconly): New pattern.
13131 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13133 (flag_macinit1hi): Tighten constraints.
13134 (flag_mul_macv2hi_parts_acconly): New pattern.
13136 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13137 Use a more efficient implementation.
13138 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13139 inline sequences when not optimizing for size.
13141 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13142 movhi_high2low): Delete, merge functionality into...
13143 (packv2hi): ... this pattern.
13145 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13146 * config/bfin/bfin.opt (msim): New option.
13147 (mcpu=): New option.
13148 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13149 (bfin_cpu_t): Typedef of enum bfin_cpu.
13150 (bfin_cpu_type): New declaration.
13151 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13152 -msim and -mcpu= options.
13153 (LIB_SPEC): Likewise.
13154 * config/bfin/bfin.c (bfin_cpu_type): Define.
13155 (bfin_handle_option): Handle -mcpu= option.
13156 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13157 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13158 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13160 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13162 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13163 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13164 (powerpc-wrs-vxworksae): Use ${tm_file}.
13165 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13166 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13167 * config/i386/vx-common.h: New file.
13169 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13171 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13174 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13176 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13179 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13183 * c-common.c (c_build_qualified_type): Set canonical type
13186 2007-04-12 Richard Guenther <rguenther@suse.de>
13188 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13189 lower bound and element size if lower bound is not zero
13190 or either of the ARRAY_REF operands is set.
13192 2007-04-12 Richard Guenther <rguenther@suse.de>
13194 PR tree-optimization/24689
13195 PR tree-optimization/31307
13196 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13198 * gimplify.c (canonicalize_addr_expr): To be consistent with
13199 gimplify_compound_lval only set operands two and three of
13200 ARRAY_REFs if they are not gimple_min_invariant. This makes
13201 it never at this place.
13202 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13204 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13206 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13207 null before emitting a .nsubspa directive.
13209 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13211 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13212 need_to_partition_p if there are no memory statements in the
13215 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13217 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13218 (gcd_of_steps_may_divide_p): New function.
13219 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13221 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13223 * reload.c (find_reloads_toplev, find_reloads_address,
13224 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13225 not a pointer equality test, to decide if we need to call
13226 push_reg_equiv_alt_mem.
13228 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13230 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13231 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13233 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13235 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13237 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13238 vector to be positive.
13240 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13244 * doc/invoke.texi: Document --params max-aliased-vops and
13246 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13247 debug_memory_partitions): Move to tree-flow.h
13248 * params.h (AVG_ALIASED_VOPS): Define.
13249 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13251 (mp_info_t): Likewise.
13252 (get_mem_sym_stats_for): New.
13253 (set_memory_partition): Move from tree-flow-inline.h.
13254 (mark_non_addressable): Only clear the set of symbols for the
13255 partition if it exists.
13256 (dump_memory_partitions): Move from tree-ssa-operands.c
13257 (debug_memory_partitions): Likewise.
13258 (need_to_partition_p): New.
13259 (dump_mem_ref_stats): New.
13260 (debug_mem_ref_stats): New.
13261 (dump_mem_sym_stats): New.
13262 (debug_mem_sym_stats): New.
13263 (update_mem_sym_stats_from_stmt): New.
13264 (compare_mp_info_entries): New.
13265 (mp_info_cmp): Call it.
13266 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13268 (get_mpt_for): Move from tree-ssa-operands.c.
13269 (find_partition_for): New.
13270 (create_partition_for): Remove.
13271 (estimate_vop_reduction): New.
13272 (update_reference_counts): New.
13273 (build_mp_info): New.
13274 (compute_memory_partitions): Refactor.
13275 Document new heuristic.
13276 Call build_mp_info, update_reference_counts,
13277 find_partition_for and estimate_vop_reduction.
13278 (compute_may_aliases): Populate virtual operands before
13279 calling debugging dumps.
13280 (delete_mem_sym_stats): New.
13281 (delete_mem_ref_stats): New.
13282 (init_mem_ref_stats): New.
13283 (init_alias_info): Call it.
13284 (maybe_create_global_var): Remove alias_info argument.
13285 Get number of call sites and number of pure/const call sites
13286 from gimple_mem_ref_stats().
13287 (dump_alias_info): Call dump_memory_partitions first.
13288 (dump_points_to_info_for): Show how many times a pointer has
13290 * opts.c (decode_options): For -O2 set --param
13291 max-aliased-vops to 500.
13292 For -O3 set --param max-aliased-vops to 1000 and --param
13293 avg-aliased-vops to 3.
13294 * fortran/options.c (gfc_init_options): Remove assignment to
13296 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13297 * tree-dfa.c (dump_variable): Dump memory reference
13299 Dump NO_ALIAS* settings.
13300 (referenced_var_lookup): Tidy.
13301 (mem_sym_stats): New.
13302 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13303 and ORIG are different SSA names for a memory partition.
13304 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13305 * tree-flow.h (struct mem_sym_stats_d): Define.
13306 (mem_sym_stats_t): Define.
13307 (struct mem_ref_stats_d): Define.
13308 (struct gimple_df): Add field mem_ref_stats.
13309 (enum noalias_state): Define.
13310 (struct var_ann_d): Add bitfield noalias_state.
13311 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13312 debug_mem_ref_stats, debug_memory_partitions,
13313 debug_mem_sym_stats): Declare.
13314 * tree-ssa-structalias.c (update_alias_info): Update call
13315 sites, pure/const call sites and asm sites in structure
13316 returned by gimple_mem_ref_stats.
13317 Remove local variable IS_POTENTIAL_DEREF.
13318 Increase NUM_DEREFS if the memory expression is a potential
13320 Call update_mem_sym_stats_from_stmt.
13321 If the memory references memory, call
13322 update_mem_sym_stats_from_stmt for all the direct memory
13323 symbol references found.
13324 (intra_create_variable_infos): Set noalias_state field for
13325 pointer arguments according to the value of
13326 flag_argument_noalias.
13327 * tree-ssa-structalias.h (struct alias_info): Remove fields
13328 num_calls_found and num_pure_const_calls_found.
13329 (update_mem_sym_stats_from_stmt): Declare.
13330 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13331 Set default value to 100.
13332 (PARAM_AVG_ALIASED_VOPS): Define.
13334 2007-04-11 Richard Guenther <rguenther@suse.de>
13336 PR middle-end/31530
13337 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13338 a * -b + c as c - a * b if we honor sign dependent rounding.
13340 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13342 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13343 bfin_expand_strmov.
13344 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13345 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13347 (initialize_trampoline): Don't use old-style function definition.
13348 (bfin_secondary_reload): Mark IN_P argument as unused.
13350 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13352 PR tree-optimization/31343
13353 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13354 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13355 * testsuite/gcc.dg/vect/pr31343.c: New.
13357 2007-04-10 Eric Christopher <echristo@apple.com>
13359 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13360 * config/i386/i386.md (*cmpfp0): Use.
13361 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13362 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13363 (fix_trunc<mode>_i386_fisttp): Ditto.
13364 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13365 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13366 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13367 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13368 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13369 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13370 (unnamed_splitters): Ditto.
13371 * config/i386/i386.c (output_fix_trunc): Assert that
13372 we're not being passed a TFmode operand.
13374 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13376 PR tree-optimization/31526
13377 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13378 n_basic_blocks to find newly added blocks.
13380 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13382 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13384 (fix_trunc<mode>si_sse): Ditto.
13385 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13386 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13387 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13388 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13389 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13390 expander using SSEMODEF mode macro.
13391 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13392 expander using SSEMODEF mode macro.
13393 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13394 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13395 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13396 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13397 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13398 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13399 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13400 Macroize insn using X87MODEF mode macro.
13402 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13404 * config/i386/sse.md (sse2_pinsrw): Removed.
13405 (sse2_pextrw): Renamed to ...
13406 (*sse2_pextrw): This.
13408 2007-04-09 Jan Hubicka <jh@suse.cz>
13411 * config/i386/sse.md
13412 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13413 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13414 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13415 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13417 2007-04-09 Jan Hubicka <jh@suse.cz>
13419 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13420 multiple fields of union.
13422 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13424 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13425 (create_preheaders): Check that loops are available.
13426 (fix_loop_structure): Clean up, improve comments.
13427 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13428 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13430 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13431 * predict.c (tree_estimate_probability): Do not call
13432 calculate_dominance_info. Call create_preheaders.
13433 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13434 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13436 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13437 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13438 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13439 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13442 2007-04-08 Jan Hubicka <jh@suse.cz>
13444 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13445 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13446 * fold-const.c (fold_unary): Use it.
13448 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13450 * varasm.c (assemble_variable): Remove call to
13451 lang_hooks.decls.prepare_assemble_variable.
13452 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13453 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13454 * langhooks.h (lang_hooks_for_decls): Remove
13455 prepare_assemble_variable.
13457 2007-04-08 Mike Stump <mrs@apple.com>
13459 * config/i386/i386.c: Use inc/dec on Core2.
13461 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13463 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13464 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13465 lhd_tree_inlining_end_inlining): Remove.
13466 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13467 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13468 end_inlining hooks.
13469 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13470 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13471 lhd_tree_inlining_end_inlining): Remove prototypes.
13472 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13473 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13474 LANG_HOOKS_TREE_INLINING_START_INLINING,
13475 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13477 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13480 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13483 * config/avr/predicates.md (io_address_operand): Delete predicate.
13484 (low_io_address_operand): Don't use 'mode' argument.
13485 (higth_io_address_operand): Rename ...
13486 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13487 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13490 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13492 Revert change removing staticp.
13494 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13497 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13500 2007-04-07 Bruce Korb <bkorb@gnu.org>
13502 * c.opt: Add -Wformat-contains-nul.
13503 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13505 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13506 the NUL byte warning.
13508 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13510 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13512 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13514 * tree.c (staticp): No longer use staticp langhook.
13515 * langhooks.c (lhd_staticp): Removed.
13516 * langhooks.h (struct lang_hooks): Remove staticp.
13517 * c-common.c (c_staticp): Remove.
13518 * c-common.h (c_staticp): Ditto.
13519 * langhooks-defs.h (lhd_staticp): Ditto.
13520 (LHD_HOOKS_STATICP): Ditto
13521 * tree.h (gcc_assert_lowered): New macro.
13523 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13525 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13526 argument "reliable".
13527 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13528 Add argument "reliable". Propagate it through calls.
13529 (infer_loop_bounds_from_undefined): Derive number of iterations
13530 estimates from references in blocks that do not dominate loop latch.
13531 (gcov_type_to_double_int): New function.
13532 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13533 and expected_loop_iterations_unbounded.
13534 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13535 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13536 * tree-data-ref.c (estimated_loop_iterations): Export.
13537 (get_references_in_stmt): Fix -- do not return addresses of local
13539 * cfgloop.h (expected_loop_iterations_unbounded,
13540 estimated_loop_iterations): Declare.
13542 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13544 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13546 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13548 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13549 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13550 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13551 Use output_387_reg_move().
13552 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13553 expander using X87MODEF12 mode macro.
13554 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13555 choosing register preferences. Use output_387_reg_move().
13556 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13557 instead of "x". Use output_387_reg_move().
13558 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13559 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13560 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13561 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13562 Use output_387_reg_move().
13563 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13565 (*truncxf?f_i387 splitter): Ditto.
13567 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13569 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13570 LANG_HOOKS_SAFE_FROM_P.
13571 * expr.c (safe_from_p): Remove langhook call.
13572 * langhooks.h (lang_hooks): Remove safe_from_p.
13573 (lhd_safe_from_p): Remove prototype.
13574 * langhooks.c (lhd_safe_from_p): Remove.
13576 2007-04-06 Jan Hubicka <jh@suse.cz>
13578 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13581 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13583 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13584 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13585 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13586 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13588 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13589 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13591 2007-04-05 Richard Henderson <rth@redhat.com>
13593 * config/alpha/alpha.c (print_operand) [+]: Remove.
13594 (alpha_end_function): Print nop if call at end of function.
13595 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13596 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13597 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13598 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13599 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13600 the call pattern. Update peepholes to match.
13602 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13604 * doc/extend.texi (Other Builtins): Add decimal float variants
13606 * builtins.def: Ditto.
13607 * builtins.c (expand_builtin): Ditto.
13609 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13610 H.J. Lu <hongjiu.lu@intel.com>
13613 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13614 of V8HImode when calling ix86_binary_operator_ok.
13615 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13616 (sdot_prodv8hi): Operands 1 and 2 must be register.
13618 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13620 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13621 initialize align to silence bogus warning.
13623 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13625 PR middle-end/22156
13626 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13628 (struct sra_walk_fns): Remove use_all parameter from use.
13629 (sra_hash_tree): Handle BIT_FIELD_REFs.
13630 (sra_elt_hash): Don't hash bitfld blocks.
13631 (sra_elt_eq): Skip them in parent compares as well. Handle
13633 (sra_walk_expr): Don't maintain or pass down use_all_p.
13634 (scan_use): Remove use_all parameter.
13635 (scalarize_use): Likewise. Re-expand assignment to
13636 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13637 output, and re-scalarize after output. Don't mark anything
13639 (scalarize_ldst): Adjust.
13640 (scalarize_walk_gimple_modify_statement): Likewise.
13641 (build_element_name_1): Handle BIT_FIELD_REFs.
13642 (instantiate_element): Don't warn for any element whose parent
13643 is used as a whole.
13644 (instantiate_missing_elements_1): Return the sra_elt.
13645 (canon_type_for_field): New.
13646 (try_instantiate_multiple_fields): New.
13647 (instantiate_missing_elemnts): Use them.
13648 (mark_no_warning): Removed.
13649 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13650 (REPLDUP, sra_build_elt_assignment): New.
13651 (generate_copy_inout): Use them.
13652 (generate_element_copy): Likewise. Handle bitfld differences.
13653 (generate_element_zero): Don't recurse for blocks. Use
13654 sra_build_elt_assignment.
13655 (generate_one_element_int): Take elt instead of var. Use
13656 sra_build_elt_assignment.
13657 (generate_element_init_1): Adjust.
13658 (scalarize_use, scalarize_copy): Use REPLDUP.
13659 (scalarize_ldst): Move assert before dereference.
13660 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13662 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13664 * regmove.c: Fix unused variable warnings due to previous commit.
13666 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13668 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13669 (regmove_bb_head): Remove.
13670 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13671 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13672 problems with fixup_match_1.
13673 Don't initialize/free regmove_bb_head.
13675 (reg_is_remote_constant_p): If an insn is in the same basic block
13676 but not before INSN, consider it remote, too.
13678 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13681 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13682 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13684 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13686 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13687 (CONDITIONAL_REGISTER_USAGE): Likewise.
13689 2007-04-04 Richard Henderson <rth@redhat.com>
13691 * config/alpha/lib1funcs.asm: Remove unused file.
13693 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13696 * opts.c (print_specific_help): Fix --help=<language>
13698 (common_handle_option): Support --help=common.
13700 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13703 * gcc.c (main): Do not run the linker if
13704 print_subprocess_help indicates that it shouldn't be
13707 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13710 * doc/invoke.texi (--help=): Document <languages> value, fix
13711 formatting in tables of values.
13713 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13715 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13716 dllimport attribute of virtual methods.
13718 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13720 * config/score/crti.asm: Change _bss_start to __bss_start.
13721 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13722 (OUTGOING_REG_PARM_STACK_SPACE) update.
13723 * config/score/score.opt: add options to make backend support
13724 score5, score5u, score7 and score7d.
13725 * config/score/score.md: Likewise.
13726 * config/score/misc.md: Likewise.
13727 * config/score/mac.md: Likewise.
13728 * doc/invoke.texi: Likewise.
13729 * doc/md.texi: update constraints define.
13731 2007-04-03 Richard Henderson <rth@redhat.com>
13733 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13734 an appropriate type, use the mode instead.
13736 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13738 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13739 Set the default --with-arch setting to mips2.
13740 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13741 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13742 (MULTILIB_OSDIRNAMES): Delete.
13743 (MULTILIB_DIRNAMES): Define.
13744 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13745 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13746 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13747 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13748 VXWORKS_OS_CPP_BUILTINS.
13749 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13750 (MIPS_DEBUGGING_INFO): Undefine.
13751 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13753 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13755 PR middle-end/30704
13756 * fold-const.c (native_encode_real): Encode real.c provided longs
13757 as a series of 32-bit native integers.
13758 (native_interpret_real): Interpret buffer as a series of 32-bit
13761 2007-04-03 Richard Guenther <rguenther@suse.de>
13763 * genpreds.c (write_insn_constraint_len): Write function
13764 optimized for CONSTRAINT_LEN implementation.
13765 (write_tm_preds_h): Output insn_constraint_len inline and
13766 use it for CONSTRAINT_LEN.
13767 (write_insn_preds_c): Don't output insn_constraint_len.
13768 * doc/md.texi (define_register_constraint): Document multi-letter
13769 constraints shall have the same length if they start with the same
13772 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13775 * config/i386/i386.md (isinf<mode>2): Expand only when
13776 TARGET_C99_FUNCTIONS is set.
13778 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13780 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13781 (x86_64-*-linux*): Ditto.
13782 * config/i386/i386.opt (mpc): New option.
13783 * config/i386/i386.c (overrride_options): Handle
13784 ix87_precision_string.
13785 * config/i386/crtprec.c: New file.
13786 * config/i386/t-crtpc: Ditto.
13787 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13788 and -mpc80 options.
13789 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13790 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13791 crtprec32.o, crtprec64.o and crtprec80.o.
13793 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13794 and -mpc80 options.
13795 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13797 2007-04-02 Eric Christopher <echristo@apple.com>
13799 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13800 limitations on darwin.
13802 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13805 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13807 2007-04-02 Dave Korn <dave.korn@artimi.com>
13809 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13811 2007-04-02 Dave Korn <dave.korn@artimi.com>
13813 * libgcc2.h (exception_descriptor): Don't forward-declare.
13814 (__get_eh_table_language, __get_eh_table_version): Delete
13815 prototypes of long-dead functions.
13817 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13819 * ebitmap.h: New file
13820 * ebitmap.c: New file
13821 * Makefile.in (ebitmap.o): New target.
13823 2007-04-01 Jan Hubicka <jh@suse.cz>
13825 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13826 before very first instruction.
13828 2007-04-01 Jan Hubicka <jh@suse.cz>
13830 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13831 waring on 64bit hosts.
13832 * bitmap.h: Fix typo in bitmap_head_def.
13834 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13836 PR rtl-optimization/31391
13837 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13838 into a DELETED_LABEL note, and the label is in an empty basic
13839 block, update BB_END as well as BB_HEAD.
13841 2007-04-01 Richard Henderson <rth@redhat.com>
13843 PR tree-optimization/31169
13844 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13845 to varying if the range is outside [0, prec-1].
13847 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13850 * config/mips/mips.md (load_const_gp): New insn.
13851 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13852 the MIPS16 GP pseudo register if no_new_pseudos.
13853 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13855 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13858 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13860 (call_value): Likewise.
13862 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13863 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13866 * doc/invoke.texi: (optimization options): Reword description
13867 of -ffast-math. Document its primary purpose.
13869 2007-03-31 Richard Guenther <rguenther@suse.de>
13871 * omp-low.c (splay-tree.h): Include.
13872 (lookup_decl): Replace splay-tree usage by pointer-map.
13873 (maybe_lookup_decl): Likewise.
13874 (new_omp_context): Likewise.
13875 (delete_omp_context): Likewise.
13876 * gimplify.c (splay-tree.h): Include.
13877 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13879 (remap_ssa_name): Likewise.
13880 (remap_decl): Likewise.
13881 (remap_type_1): Likewise.
13882 (remap_type): Likewise.
13883 (copy_body_r): Likewise.
13884 (expand_call_inline): Likewise.
13885 (clone_body): Likewise.
13886 (copy_tree_r): Likewise.
13887 (remap_save_expr): Likewise.
13888 (unsave_r): Likewise.
13889 (unsave_expr_now): Likewise.
13890 (tree_function_versioning): Likewise.
13891 (build_duplicate_type): Likewise.
13892 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13893 (struct copy_body_data): Replace splay-tree by pointer-map.
13894 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13895 not $(SPLAY_TREE_H).
13896 (gimplify.o): Depend on $(SPLAY_TREE_H).
13897 (omp-low.p): Likewise.
13899 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13901 * config/avr/predicates.md (even_register_operand,
13902 odd_register_operand): New predicates.
13903 * config/avr/avr.md (movw peephole2): New.
13904 (movw_r peephole2): New.
13906 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13908 * tree.h (get_signed_or_unsigned_type): New.
13909 * fold-const.c (operand_equal_for_comparison_p): Use
13910 get_signed_or_unsigned_type instead of
13911 lang_hooks.types.signed_or_unsigned_type.
13912 * expr.c (store_expr): Ditto.
13913 * langhooks.c (get_signed_or_unsigned_type): New.
13914 (lhd_signed_or_unsigned_type): New.
13915 * langhooks.h (lhd_signed_or_unsigned_type): New.
13916 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13918 2007-03-30 Richard Henderson <rth@redhat.com>
13920 * tree-ssa-loop-ivopts.c: Include target.h.
13921 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13922 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13923 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13924 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13926 2007-03-30 Richard Henderson <rth@redhat.com>
13927 Kai Tietz <kai.tietz@onevision.com>
13929 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13930 default for 64-bit.
13931 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13932 (TARGET_64BIT_MS_ABI): New.
13933 (DBX_REGISTER_NUMBER): Handle 64-bit.
13934 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13935 (LONG_TYPE_SIZE): Force to 32.
13936 (REG_PARM_STACK_SPACE): New.
13937 (OUTGOING_REG_PARM_STACK_SPACE): New.
13938 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13939 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13940 (STACK_BOUNDARY): Use 128 for 64-bit.
13941 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13942 Add 64-bit implementation.
13943 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13945 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13946 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13947 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13948 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13949 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13950 TARGET_64BIT_MS_ABI.
13951 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13952 (ix86_pass_by_reference): Likewise.
13953 (ix86_function_value_regno_p): Likewise.
13954 (ix86_build_builtin_va_list): Likewise.
13955 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13956 (function_arg_advance_ms_64): New.
13957 (function_arg_advance): Call it.
13958 (function_arg_ms_64): New.
13959 (function_arg): Call it.
13960 (function_value_ms_64): New.
13961 (ix86_function_value_1): Call it.
13962 (return_in_memory_ms_64): New.
13963 (ix86_return_in_memory): Call it.
13964 (setup_incoming_varargs_ms_64): New.
13965 (ix86_setup_incoming_varargs): Call it.
13966 (ix86_expand_prologue): Handle 64-bit stack probing.
13967 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13968 (output_pic_addr_const): Likewise.
13969 (x86_this_parameter): Likewise.
13970 (x86_output_mi_thunk): Likewise.
13971 (x86_function_profiler): Likewise.
13972 (TARGET_STRICT_ARGUMENT_NAMING): New.
13973 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13974 (TARGET_64BIT_MS_ABI): New.
13975 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13976 * config/i386/i386.md (allocate_stack_worker): Remove.
13977 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13978 describe the clobber of eax without a match_scratch.
13979 (allocate_stack_worker_postreload): Remove.
13980 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13981 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13982 (allocate_stack_worker_rex64_postreload): Remove.
13983 (allocate_stack): Handle 64-bit.
13984 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13985 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13986 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13987 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13988 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13989 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13990 * config.build (x86_64-*-mingw*): New host.
13991 * config.host (x86_64-*-mingw*): New host.
13992 * config.gcc (x86_64-*-mingw*): New target.
13993 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13995 2007-03-30 Richard Henderson <rth@redhat.com>
13996 Kai Tietz <kai.tietz@onevision.com>
13998 * c-pragma.c (struct def_pragma_macro_value): New.
13999 (struct def_pragma_macro): New.
14000 (pushed_macro_table): New.
14001 (dpm_hash, dpm_eq): New.
14002 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14003 (init_pragma): Install them.
14004 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14006 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14008 * config/avr/avr.c (avr_override_options): Clear
14009 'flag_delete_null_pointer_checks'.
14011 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14014 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14015 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14016 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14017 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14018 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14019 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14020 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14022 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14024 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14026 * regmove.c: Move all of pass_stack_adjustments from here...
14027 * combine-stack-adj.c: ...to this new file.
14028 * Makefile.in: Add rules for combine-stack-adj.o.
14030 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14032 PR tree-optimization/31383
14033 * tree-data-ref.c (affine_function_equal_p): Do not require the
14034 vectors to have the same length.
14036 2007-03-30 Jan Hubicka <jh@suse.cz>
14038 PR middle-end/30700
14039 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14040 availablility; add more sanity checking; ask varpool only about
14043 2007-03-29 Richard Henderson <rth@redhat.com>
14045 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14046 to decide, but __SIZEOF_LONG_LONG__.
14048 2007-03-29 Richard Henderson <rth@redhat.com>
14050 * emutls.c (struct __emutls_array): New.
14051 (emutls_destroy): Use it instead of casting element 0 from void*.
14052 (__emutls_get_address): Likewise.
14054 2007-03-29 Richard Henderson <rth@redhat.com>
14056 * varasm.c (initializer_constant_valid_p): Don't deny
14057 DECL_DLLIMPORT_P on functions.
14059 * config/i386/cygming.h: Remove function declarations.
14060 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14061 (ASM_OUTPUT_LABELREF): Remove.
14062 (COMMON_ASM_OP): Remove.
14063 (ASM_OUTPUT_COMMON): Remove.
14064 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14065 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14066 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14067 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14068 Rename from TARGET_ENCODE_SECTION_INFO.
14069 * config/i386/netware.h: Likewise.
14070 * config/i386/i386-protos.h: Update.
14071 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14072 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14073 (legitimate_constant_p): Reject dllimports.
14074 (dllimport_map, get_dllimport_decl): New.
14075 (legitimize_dllimport_symbol): New.
14076 (legitimize_address, ix86_expand_move): Use it.
14077 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14078 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14079 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14080 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14081 * config/i386/predicates.md (constant_call_address_operand): Only
14082 accept symbols; reject dllimport_p symbols.
14083 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14084 i386_pe_maybe_record_exported_symbol.
14085 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14086 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14087 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14088 trust the setting of DECL_DLLIMPORT_P.
14089 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14090 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14091 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14092 tidy the argument scanning loop.
14093 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14094 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14095 (i386_pe_strip_name_encoding): Remove.
14096 (i386_pe_binds_local_p): New.
14097 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14098 (i386_pe_output_labelref): Remove.
14099 (i386_pe_asm_output_aligned_decl_common): New.
14100 (i386_pe_maybe_record_exported_symbol): Rename from
14101 i386_pe_record_exported_symbol; check for dllexported symbols.
14103 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14105 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14106 add comment explaining why vsnprintf cannot be used.
14108 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14110 PR tree-optimization/30666
14111 * tree.c (build_complex_type): When creating type names for DWARF2
14112 debug info, create TYPE_DECLs for TYPE_NAME instead of
14114 (build_common_tree_nodes_2): Use build_complex_type when building
14115 predefined complex types, to preserve canonical types.
14117 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14119 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14120 (noce_get_alt_condition): Look at it to determine whether to
14121 reverse the condition or not.
14122 (noce_get_condition): Substitute the truth for lies.
14123 (noce_find_if_block): Set the then_else_reversed field.
14125 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14127 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14128 destination of this insn.
14129 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14130 than calling gen_rtx_SET directly. Use r0 to hold the value of
14131 'address + 4' rather than a stack based temporary which can be
14132 mis-optimized away.
14134 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14136 * config/s390/s390.c (s390_secondary_input_reload_class,
14137 s390_secondary_output_reload_class): Functions removed.
14138 (s390_secondary_reload): New function.
14139 (TARGET_SECONDARY_RELOAD): Target macro defined.
14140 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14141 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14142 * config/s390/s390.md ("reload_outti", "reload_outdi",
14143 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14144 "reload_out<mode>"): Expanders removed.
14145 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14146 "reload<mode>_nonoffmem_out"): Expanders added.
14148 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14150 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14151 action if SRC->DEST replacement failed anyway.
14153 2007-03-28 Mike Stump <mrs@apple.com>
14155 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14156 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14157 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14159 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14161 * config.gcc: Accept barcelona as a variant of amdfam10.
14162 * config/i386/i386.c (override_options): Likewise.
14163 * doc/invoke.texi: Likewise.
14165 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14167 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14168 offsets for BIT_FIELD_REF and COMPONENT_REF.
14170 2007-03-28 Richard Guenther <rguenther@suse.de>
14172 * tree.c (is_global_var): Move ...
14173 * tree-flow-inline.h (is_global_var): ... here.
14174 * tree.h (is_global_var): Remove declaration.
14176 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14178 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14180 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14181 * config/i386/i386.c (ix86_tune_features): Initialize new
14183 * config/i386/predicates.md (promotable_binary_operator): Use
14184 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14186 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14189 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14191 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14193 * config/fr30/fr30.md (movsi_internal): Change destination
14194 constraint from m to V and add m to the end.
14196 2007-03-28 Christian Bruel <christian.bruel@st.com>
14198 * config/sh/sh.md (movsi_i): Fix type attribute.
14200 2007-03-28 Christian Bruel <christian.bruel@st.com>
14202 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14203 (movsf_ie): Likewise.
14205 2007-03-28 Christian Bruel <christian.bruel@st.com>
14207 * config.gcc: Add sh4-300 to multilib.
14208 * config/sh/t-mlib-sh4-300: New file.
14210 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14212 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14213 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14214 fix_trunc<mode>di2.
14215 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14216 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14217 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14218 "fixuns_trunctddi2"): Whitespace fix.
14220 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14222 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14223 the definition of struct sh_args.
14224 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14225 CALL_COOKIE_INT_REG_GET): Likewise.
14227 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14229 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14230 transformations are applied successfully.
14232 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14234 * tree.c (tree_contains_struct): Permit 512 tree codes.
14235 * tree.h (tree_contains_struct): Ditto.
14236 (MAX_TREE_CODES): Ditto.
14237 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14238 SPARE member to store remaining padding bits.
14240 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14242 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14245 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14247 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14248 * configure: Regenerate.
14250 * configure: Regenerate using the correct version of autoconf.
14252 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14254 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14256 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14257 regs to "__SP_L__" and "__SP_H__".
14259 2007-03-27 Richard Guenther <rguenther@suse.de>
14261 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14262 computations with it with a HOST_WIDE_INT variable.
14264 2007-03-26 Mike Stump <mrs@apple.com>
14266 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14267 objective-c-header, objective-c++-header and objc++-cpp-output
14269 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14271 2007-03-26 Richard Henderson <rth@redhat.com>
14274 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14275 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14276 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14277 IX86_BUILTIN_PSRLQ128): New.
14278 (ix86_init_mmx_sse_builtins): Add them.
14279 (ix86_expand_builtin): Expand them.
14280 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14281 operand 2 be TImode.
14282 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14283 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14284 _mm_srli_epi64): Mark __B const.
14285 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14286 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14287 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14288 new two-vector shift builtins.
14290 2007-03-26 Ian Lance Taylor <iant@google.com>
14292 PR tree-optimization/31345
14293 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14294 [+INF, +INF(OVF)] into VARYING.
14296 2007-03-26 Zack Weinberg <zackw@panix.com>
14298 * gengtype-parse.c: New file.
14299 * gengtype-yacc.y: Delete.
14300 * gengtype-lex.l: Don't include gengtype-yacc.h.
14301 Define YY_DECL and yyterminate appropriately for recursive
14302 descent parser. yylval is now a string out-parameter to yylex.
14303 (HWS, EOID): New shorthand.
14304 (IWORD): Add a couple more types.
14305 (yylex): Add a setup stanza. Remove the complex rules for
14306 detecting GTY'ed types and typedefs; replace with simple
14307 keyword detectors. Adjust everything for the changed
14308 definition of yylval. Ignore all pp-directives, not just #define.
14310 (parse_file): Rename yybegin; do not call yyparse.
14312 * gengtype.c (xasprintf): Export again.
14313 (this_file): New. Use everywhere __FILE__ was being used.
14314 (get_lang_bitmap): Special case types defined in gengtype.c.
14315 (do_typedef, new_structure): Suppress definition of certain types.
14316 (new_structure): Improve diagnostics of duplicate definitions.
14317 Make sure location_s is associated with input.h.
14318 (nreverse_pairs, define_location_structures): New functions.
14319 (main): Improve tagging of kludge types. Remove old kludges
14320 for input.h types; use define_location_structures.
14321 * gengtype.h: Update prototypes. Define token codes here.
14322 * Makefile.in: Remove all references to gengtype-yacc.
14323 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14325 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14326 add GTY((skip)) to the field that's only conditionally there.
14327 * doc/install.texi: Document that Bison is no longer required
14328 unless building treelang.
14330 * gengtype.c: Don't include gtyp-gen.h.
14331 (srcdir): Declare here.
14332 (base_files, lang_dir_names): Allocate dynamically.
14333 (gt_files, num_gt_files, num_lang_dirs): New globals.
14334 (measure_input_list, read_input_line, read_input_list)
14335 (set_lang_bitmap): New functions.
14336 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14337 simplify, relying on read_input_list to set up the bitmaps.
14338 (main): Arguments are no longer unused. Check for correct number
14339 of command line arguments, set srcdir and srcdir_len, then call
14340 read_input_list, before doing anything else. No need to worry
14341 about duplicates in main loop.
14342 * configure.ac: Simplify the calculation of all_gtfiles.
14343 Put language tags in there. Don't set or substitute
14344 all_gtfiles_files_langs or all_gtfiles_files_frags.
14345 * Makefile.in: Revamp the way gengtype is invoked, now that it
14346 takes a file on its command line with a much simpler format.
14347 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14348 (GTFILES): Remove duplicates and C source files.
14349 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14350 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14351 * configure: Regenerate.
14353 * gengtype.h: Remove all type definitions to gengtype.c; leave
14354 only definitions of options_p, type_p, and pair_p as opaque
14355 pointers. Update prototypes.
14356 * gengtype.c: Many type definitions moved here from gengtype.h.
14357 Consolidate type definitions at the top of the file.
14358 (xvasprintf): Delete.
14359 (xasprintf): Make static.
14360 (create_nested_pointer_option): Add 'next' parameter.
14361 (create_field_all, create_field_at): New functions.
14362 (create_field): Now a thin wrapper around create_field_all.
14363 (create_optional_field): Rename create_optional_field_ and add
14364 line argument. Original name is now a macro which supplies
14366 (oprintf): Use vsnprintf directly.
14367 (close_output_files): Use fatal rather than perror/exit.
14368 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14369 (main): Set progname. Don't use exit.
14370 * gengtype-yacc.y (struct_fields): Use create_field_at.
14371 (option, optionseqopt): Delete.
14372 (optionseq): Consolidate productions from option here so we
14373 can use the first argument to create_option.
14375 * gengtype-lex.l: Distinguish unions from structures in the
14376 token type. Don't call find_structure; return the tag as a string.
14377 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14378 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14379 string. Reorganize typedef_struct production accordingly.
14380 Use create_nested_ptr_option.
14381 * gengtype.c (create_nested_ptr_option): New function.
14382 * gengtype.h: Declare it.
14384 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14385 (string_type): Don't declare.
14386 (do_scalar_typedef): Declare.
14387 (create_scalar_type): Update prototype.
14388 * gengtype.c (string_type): Make static.
14389 (scalar_nonchar, scalar_char): New.
14390 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14391 (resolve_typedef): Use scalar_nonchar for error recovery.
14392 (create_scalar_type): Remove name_len field. Return scalar_char
14393 or scalar_nonchar as appropriate.
14394 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14395 to use string_type.
14396 (throughout): Use scalar_nonchar instead of calling
14397 create_scalar_type, whenever possible.
14398 (main): Initialize scalar_char and scalar_nonchar before calling
14400 * gengtype-lex.l: Adjust for removal of second argument to
14401 create_scalar_type. Use yylval.s instead of yylval.t when
14403 * gengtype-yacc.y: Type of SCALAR is string. Call
14404 create_scalar_type from type:SCALAR rule. Adjust for removal of
14405 second argument to create_scalar_type.
14407 * vec.h: Remove all #if IN_GENGTYPE blocks.
14408 Add comment saying that changes may require adjustments to gengtype.
14409 * gengtype.c: Don't include coretypes.h or tm.h.
14410 Add comment to inclusion of errors.h.
14411 (note_def_vec, note_def_vec_alloc): New functions.
14412 * gengtype.h: Declare new functions.
14413 * gengtype-lex.l: Don't include coretypes.h.
14414 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14416 (update_lineno): Remove unnecessary prototype.
14417 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14418 (VEC rule): Just return VEC_TOKEN.
14419 * gengtype-yacc.y (VEC_TOKEN): New token type.
14420 (type): Add a production for VEC(a,b).
14421 * Makefile.in: Update dependencies.
14423 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14424 typedefs that use the old PARAMS macro.
14426 * gengtype-lex.l: Remove all rules and states relating to yacc
14428 * gengtype-yacc.y: Similarly.
14429 * gengtype.c (note_yacc_type): Delete function.
14430 * gengtype.h: Update prototypes.
14432 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14434 * tree-pretty-print.c (dump_generic_node): Report precision of
14435 unnamed integer types.
14437 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14439 * ifcvt.c (noce_try_store_flag_constants): Don't check
14440 no_new_pseudos here.
14441 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14442 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14443 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14444 noce_try_sign_mask): Likewise.
14445 (if_convert): Check no_new_pseudos here.
14447 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14449 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14450 (noce_get_condition): Handle new then_else_reversed argument.
14451 (noce_init_if_info): Remove, fold into noce_find_if_block.
14452 (noce_process_if_block): Take a struct noce_if_info as the
14453 argument. Don't set up one based on ce_if_info. Update pointer
14454 references accordingly.
14455 (cond_move_process_if_block): Likewise.
14456 (process_if_block): Removed.
14457 (find_if_block): Removed. Move functionality two new functions,
14458 noce_find_if_block and cond_exec_find_if_block.
14459 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14460 blocks and the symmetric IF-ELSE-JOIN case.
14461 (cond_exec_find_if_block): Also new function mostly based on old
14462 find_if_block and process_if_block.
14463 (find_if_header): Replace find_if_block call with separately
14464 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14465 (find_cond_trap): Update noce_get_condition call.
14466 (dead_or_predicable): Likewise.
14468 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14470 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14472 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14473 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14474 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14475 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14476 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14477 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14478 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14479 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14480 __builtin_ia32_psrad128 builtins.
14482 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14484 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14485 * config/i386/constraints.md
14486 (define_constraint "I"): Use IN_RANGE macro.
14487 (define_constraint "J"): Ditto.
14488 (define_constraint "K"): Ditto.
14489 (define_constraint "M"): Ditto.
14490 (define_constraint "N"): Ditto.
14491 (define_constraint "O"): Ditto.
14492 * config/i386/predicates.md
14493 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14494 (define_predicate "const_0_to_3_operand"): Ditto.
14495 (define_predicate "const_0_to_7_operand"): Ditto.
14496 (define_predicate "const_0_to_15_operand"): Ditto.
14497 (define_predicate "const_0_to_63_operand"): Ditto.
14498 (define_predicate "const_0_to_255_operand"): Ditto.
14499 (define_predicate "const_1_to_31_operand"): Ditto.
14500 (define_predicate "const_2_to_3_operand"): Ditto.
14501 (define_predicate "const_4_to_7_operand"): Ditto.
14503 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14505 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14506 in SImode for save_world.
14507 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14510 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14512 PR tree-optimization/30784
14513 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14516 2007-03-25 Revital Eres <eres@il.ibm.com>
14518 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14519 Fold movement_possibility function into it.
14521 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14523 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14524 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14525 (call_indirect_nonlocal_darwin64): Same.
14526 (call_nonlocal_darwin64): Same.
14527 (call_value_indirect_nonlocal_darwin64): Same.
14528 (call_value_nonlocal_darwin64): Same.
14529 (sibcall_nonlocal_darwin64): Same.
14530 (sibcall_value_nonlocal_darwin64): Same.
14531 (sibcall_symbolic_64): Same.
14532 (sibcall_value_symbolic_64): Same.
14533 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14535 (rs6000_emit_load_toc_table): Same.
14536 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14537 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14539 (divss_call): Same.
14540 (divus_call): Same.
14541 (quoss_call): Same.
14542 (quous_call): Same.
14543 (load_toc_v4_pic_si): Same
14544 (load_toc_v4_PIC_1): Same.
14545 (load_toc_v4_PIC_1b): Same.
14546 (call_indirect_aix{32,64}): Same.
14547 (call_value_indirect_aix{32,64}): Same.
14549 (call_value): Same.
14550 (call_local{32,64}): Same.
14551 (call_value_local{32,64}): Same.
14552 (call_indirect_nonlocal_aix{32,64}): Same.
14553 (call_nonlocal_aix{32,64}): Same.
14554 (call_value_indirect_nonlocal_aix{32,64}): Same.
14555 (call_value_nonlocal_aix{32,64}): Same.
14556 (call_indirect_nonlocal_sysv<mode>): Same.
14557 (call_nonlocal_sysv<mode>): Same.
14558 (call_value_indirect_nonlocal_sysv<mode>): Same.
14559 (call_value_nonlocal_sysv<mode>): Same.
14561 (sibcall_local{32,64}): Same.
14562 (sibcall_value_local{32,64}): Same.
14563 (sibcall_nonlocal_aix{32,64}): Same.
14564 (sibcall_value_nonlocal_aix{32,64}): Same.
14565 (sibcall_nonlocal_sysv<mode>): Same.
14566 (sibcall_value): Same.
14567 (sibcall_value_nonlocal_sysv<mode>): Same.
14569 2007-03-24 Paul Brook <paul@codesourcery.com>
14571 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14572 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14574 2007-03-24 Richard Henderson <rth@redhat.com>
14576 * config/ia64/constraints.md: New file.
14577 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14578 satisfies_constraint_?.
14579 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14580 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14581 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14582 ia64_output_mi_thunk): Likewise.
14583 (ia64_const_ok_for_letter_p): Remove.
14584 (ia64_const_double_ok_for_letter_p): Remove.
14585 (ia64_extra_constraint): Remove.
14586 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14587 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14588 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14589 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14590 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14591 EXTRA_MEMORY_CONSTRAINT): Remove.
14592 * config/ia64/ia64.md: Include constriants.md. Replace
14593 CONST_OK_FOR_? with satisfies_constraint_?.
14595 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14596 H.J. Lu <hongjiu.lu@intel.com>
14598 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14600 (name macros): Use DPD_BID_NAME to convert names properly.
14602 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14603 decimal floating point format.
14604 (init_floating_libfuncs): Change decimal functions so that they
14605 have a "bid_" prefix if the decimal system uses the BID format,
14606 and "dpd_" prefix if the decimal system uses the DPD format.
14607 (init_interclass_conv_libfuncs): Ditto.
14608 (init_intraclass_conv_libfuncs): Ditto.
14610 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14611 using the BID format.
14613 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14614 whether we are using the BID decimal format.
14615 * configure: Regenerate.
14617 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14618 the compiler has decimal floating point enabled. Define
14619 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14622 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14623 using the BID format.
14625 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14626 whether we are using the BID decimal format.
14627 * configure: Regenerate.
14629 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14630 the compiler has decimal floating point enabled. Define
14631 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14634 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14635 options, and that it is enabled for i386/x86_64 systems.
14637 * Makefile.in (enable_decimal_float): New.
14639 (DECNUMINC): Add -I$(DECNUMFMT).
14640 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14641 to $(DECNUMFMT) from $(DECNUM).
14643 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14644 Substitute enable_decimal_float.
14645 * configure: Regenerated.
14648 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14651 * configure.ac: Enable decimal float for x86_64-*-linux*.
14652 * configure: Regenerated.
14655 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14656 decimal128ClearSign to flip and clear the sign bit in decimal128.
14657 (decimal_real_maxval): Set decimal128SetSign to set the sign
14660 2007-03-23 Ian Lance Taylor <iant@google.com>
14662 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14664 2007-03-23 Ian Lance Taylor <iant@google.com>
14666 * tree-dump.c (dump_files): Correct comment.
14668 2007-03-23 Ian Lance Taylor <iant@google.com>
14670 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14672 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14674 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14675 in cfglayout mode. Don't go into and out of cfglayout mode.
14676 Link the blocks in the order of the constructed traces.
14677 (rest_of_handle_tracer): Adjust call to tracer.
14678 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14679 Don't go into cfglayout mode.
14680 (rtl_loop_done): Don't go out of cfglayout mode.
14681 * cfglayout.c (relink_block_chain): New function, split out from...
14682 (fixup_reorder_chain): ...here. Remove redundant checking.
14683 (cfg_layout_finalize): Don't clear the header, footer, and aux
14684 fields here, move the code to do so to relink_block_chain. Likewise
14685 for free_original_copy_tables.
14686 * rtl.h (tracer): Update prototype.
14687 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14688 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14689 mode. Use relink_block_chain to serialize the CFG according to the
14690 new basic block order. Move targetm.cannot_modify_jumps_p check from
14692 (gate_handle_reorder_blocks): ...to here.
14693 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14695 (gate_duplicate_computed_gotos): ...to here.
14696 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14697 something always changes when going into and out of cfglayout mode.
14698 Perform an expensive cfg cleanup while going into cfglayout mode.
14699 Always update liveness information on HAVE_conditional_execution
14700 targets. Reserialize the basic blocks and go out of cfglayout mode.
14701 * reg-stack.c: Include cfglayout.h.
14702 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14703 the call to reorder_basic_blocks.
14704 * basic-block.h (reorder_basic_blocks): Update prototype.
14705 (relink_block_chain): New prototype.
14706 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14708 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14710 * config/mips/mips.md (type, hazard, *movdi_32bit,
14711 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14712 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14713 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14714 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14715 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14717 (movcc): Change first xfer to multi.
14718 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14719 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14720 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14721 config/mips/generic.md: Change reservations using "xfer" to use
14723 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14724 using match_operand.
14725 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14726 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14728 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14730 2007-03-22 Richard Henderson <rth@redhat.com>
14732 * config/i386/i386.c: Remove unnecessary function declarations.
14733 Move targetm definition, and all related macros, to the end of
14734 the file. Resort some functions to put definitions before uses.
14735 (ix86_attribute_table): Make static. Move to end of file.
14736 (ix86_gimplify_va_arg): Make static.
14738 2007-03-22 Richard Henderson <rth@redhat.com>
14740 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14741 don't increase local_regparm with force_align_arg_pointer check.
14742 (ix86_function_sseregparm): Assert 32-bit.
14743 (type_has_variadic_args_p): New.
14744 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14745 type_has_variadic_args_p.
14746 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14747 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14748 use memset instead. Do maybe_vaarg check first; skip attribute
14749 tests if true; skip attribute tests for 64-bit.
14750 (construct_container): Remove TARGET_DEBUG_ARG.
14751 (function_arg_advance_32, function_arg_advance_64): Split out ...
14752 (function_arg_advance): ... from here.
14753 (function_arg_32, function_arg_64): Split out ...
14754 (function_arg): ... from here.
14755 (ix86_pass_by_reference): Tidy.
14756 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14757 (function_value_32): New, from parts of ix86_function_value
14758 and ix86_value_regno.
14759 (function_value_64): New, from parts of ix86_function_value
14760 and ix86_libcall_value.
14761 (ix86_function_value_1): New.
14762 (ix86_function_value, ix86_libcall_value): Use it.
14763 (return_in_memory_32, return_in_memory_64): Split out ...
14764 (ix86_return_in_memory): ... from here.
14765 (ix86_struct_value_rtx): Skip for 64-bit.
14766 (ix86_libcall_value, ix86_value_regno): Remove.
14767 (setup_incoming_varargs_64): Split out ...
14768 (ix86_setup_incoming_varargs): ... from here.
14769 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14770 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14771 * config/i386/i386-protos.h (ix86_function_value): Remove.
14772 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14774 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14777 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14778 infinities not supported, otherwise emit warning if -Woverflow. On
14779 underflow, emit warning if -Woverflow.
14780 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14782 * real.h (real_from_string): Update declaration
14784 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14785 Richard Henderson <rth@redhat.com>
14787 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14788 * calls.c (compute_argument_block_size, expand_call,
14789 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14790 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14791 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14792 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14793 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14794 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14795 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14796 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14799 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14801 * c-incpath.c (add_sysroot_to_chain): New.
14802 (merge_include_chains): Add sysroot argument. Call
14803 add_sysroot_to_chain if sysrooted.
14804 (register_include_chains): Update call to merge_include_chains.
14805 * doc/cppopts.texi: Document use of '=' in include directory
14808 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14810 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14811 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14812 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14813 insn pattern using X87MODEF12 mode macro.
14815 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14817 * regmove.c (regmove_optimize): Use reg_mentioned_p
14818 instead of reg_overlap_mentioned_p for DST.
14820 2007-03-21 Mike Stump <mrs@apple.com>
14822 * c.opt: Fixup for Objective-C/C++.
14824 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14826 * explow.c (convert_memory_address): Fold memory reference when
14827 POINTERS_EXTEND_UNSIGNED < 0
14829 2007-03-21 Richard Henderson <rth@redhat.com>
14832 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14833 * config/i386/mmintrin.h (__m64): Likewise.
14834 * config/i386/xmmintrin.h (__m128): Likewise.
14836 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14838 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14839 (VXWORKS_OS_CPP_BUILTINS): Define.
14840 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14841 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14843 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14845 * rtl.h (constant_pool_reference_p): Delete.
14846 (find_constant_src): Declare.
14847 * rtlanal.c (find_constant_src): New function.
14848 * simplify-rtx.c (constant_pool_reference_p): Delete.
14849 * config/i386/i386.md: Use find_constant_src instead of
14850 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14852 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14854 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14855 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14857 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14859 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14860 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14861 (arm_elf_asm_constructor): Use it.
14862 (arm_elf_asm_destructor): New function.
14864 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14866 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14868 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14870 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14872 2007-03-19 Andrew Haley <aph@redhat.com>
14874 PR tree-optimization/31264
14875 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14876 VIEW_CONVERT_EXPRs.
14878 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14880 PR rtl-optimization/30907
14881 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14882 (fwprop_init): Always call loop_optimizer_initialize.
14883 (fwprop_done): Always call loop_optimizer_finalize.
14884 (fwprop): We always have loop info now.
14885 (gate_fwprop_addr): Remove.
14886 (pass_fwprop_addr): Use gate_fwprop as gate.
14888 PR rtl-optimization/30841
14889 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14890 df_chain_alloc): Call df_reorganize_refs unconditionally.
14891 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14892 refs_organized to refs_organized_size.
14893 (df_ref_create_structure): Use refs_organized_size instead of
14894 bitmap_size if refs had been organized, and keep refs_organized_size
14896 * df.h (struct df_ref_info): Change refs_organized to
14897 refs_organized_size.
14898 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14901 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14903 * except.c (output_function_exception_table): Do not reference the
14904 EH personality routine for functions that do not require an
14907 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14910 * c-typeck.c (convert_for_assignment): Call comptypes for
14911 RECORD_TYPE or UNION_TYPE.
14913 PR inline-asm/30505
14914 * reload1.c (reload): Do invalid ASM checking after
14915 cleanup_subreg_operands.
14917 2007-03-19 Jeff Law <law@redhat.com>
14919 * tree-cfg.c (find_taken_edge): Tighten conditions for
14920 optimizing computed gotos.
14922 2007-03-19 Michael Matz <matz@suse.de>
14924 * builtins.c (expand_builtin_sync_operation,
14925 expand_builtin_compare_and_swap,
14926 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14929 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14930 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14933 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14935 * doc/tm.texi: Add brackets around the return type of
14936 TARGET_SECONDARY_RELOAD.
14938 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14939 Richard Guenther <rguenther@suse.de>
14941 PR tree-optimization/31254
14942 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14943 Use handled_component_p () where appropriate. Continue
14944 propagating into the rhs if we propagated into an INDIRECT_REF
14947 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14949 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14950 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14951 (xde, xdee): Mode attributes adjusted to support DFP modes.
14952 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14953 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14954 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14955 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14956 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14957 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14958 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14960 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14961 "movsf"): Insn definitions removed.
14962 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14963 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14964 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14966 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14967 "reload_in<mode>", "reload_out<mode>"): Expander added.
14968 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14971 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14973 * config/s390/s390.md: Only non-functional changes. Renamed
14974 FPR mode macro to BFP all over the file.
14976 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14978 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14979 (op_type attribute): RRF instruction type added.
14980 (fT0): New mode attribute.
14981 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14982 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14983 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14984 instruction no secondary memory is needed when moving DFmode values
14985 between GPRs and FPRs.
14987 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14989 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14990 inverted and documentation adjusted.
14991 ("mhard-dfp", "msoft-dfp"): New options.
14992 * config/s390/s390.c (s390_handle_arch_option): New architecture
14994 (override_options): Sanity checks for the new options added.
14995 * config.gcc: New architecture switch: z9-ec.
14996 * config/s390/s390.h (processor_flags): PF_DFP added.
14997 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14998 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14999 when the bit is NOT set so remove it from the defaults.
15001 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15003 * genemit.c (main): Print include statement for dfp.h.
15004 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15007 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15009 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15011 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15014 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15015 instead of PATTERN.
15017 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15019 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15020 attr_length_call, output_call, output_indirect_call): Cleanup
15021 formatting of targetm calls.
15023 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15025 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15027 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15029 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15030 reservation, bypass and anti-bypass descriptions for these
15031 instructions. Update move patterns.
15032 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15035 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15037 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15038 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15039 (get_initial_def_for_reduction): Likewise.
15041 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15043 Fix PR tree-optimization/29922
15044 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15045 (get_representative): Removed.
15046 (value_dies_in_block_x): Update for rvuse removal.
15047 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15048 (compute_antic_aux): Handle when PHI nodes appear in
15049 non-single-successors.
15050 (dump_bitmap_of_names): Removed.
15051 (compute_antic_safe): Renamed and removed rvuse calculation.
15052 Calculate only antic safe.
15053 (insert_into_preds_of_block): Remove assert.
15054 (execute_pre): Update for renamed functions.
15055 (defer_or_phi_translate_block): New function.
15057 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15059 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15060 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15062 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15063 Follow spelling conventions.
15065 * tree-data-ref.h: Remove the prototype for analyze_array.
15067 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15069 PR tree-optimization/31041
15070 * tree-vect-transform.c (get_initial_def_for_induction): Call
15071 force_gimple_operand.
15073 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15075 * ipa-type-escape.c (look_for_casts) : Revert code to use
15076 handled_component_p due to ada test a-numaux.adb.
15078 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15080 * final.c (final_scan_insn): Alter the condition of a
15081 conditional trap if we have nonstandard CC.
15083 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15085 * configure.ac: Remove excess quoting from asm line 0 test.
15086 * configure: Rebuilt.
15088 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15090 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15091 * c-common.c (convert_and_check): Move warning logic to...
15092 (warnings_for_convert_and_check): ...here. Define.
15093 * c-common.h (warnings_for_convert_and_check): Declare.
15095 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15097 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15098 (output_call): Likewise.
15100 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15102 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15104 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15106 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15108 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15110 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15111 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15113 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15115 PR tree-optimization/31183
15116 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15117 Use double_int instead of unsigned int for representing access_strides.
15118 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15120 2007-03-16 Richard Guenther <rguenther@suse.de>
15122 PR tree-optimization/31146
15123 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15124 to allow recursion of forward_propagate_addr_expr.
15125 (forward_propagate_addr_into_variable_array_index): Likewise.
15126 (forward_propagate_addr_expr): Likewise.
15127 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15128 (forward_propagate_addr_expr_1): Recurse on simple copies
15129 instead of propagating into them. Do so for useless conversions
15131 (forward_propagate_addr_expr): Clean up unused statements after
15134 2007-03-16 Richard Guenther <rguenther@suse.de>
15136 * builtins.c (expand_builtin_cexpi): Use the right argument
15137 for the expansion via cexp.
15139 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15141 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15142 * configure: Rebuilt.
15144 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15147 * dwarf2out.c (force_type_die): Adjust comment.
15148 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15150 2007-03-15 DJ Delorie <dj@redhat.com>
15152 * config/frv/predicates.md (minmax_operator): Don't check operands
15155 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15157 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15158 Update constant estimates of number of iterations.
15159 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15160 argument renamed to "realistic".
15161 (compute_estimated_nb_iterations): Removed.
15162 (record_niter_bound): New function.
15163 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15164 call record_nonwrapping_iv with upper = false.
15165 (infer_loop_bounds_from_signedness): Pass upper argument to
15166 record_nonwrapping_iv.
15167 (estimate_numbers_of_iterations_loop): Do not call
15168 compute_estimated_nb_iterations. Record estimate based on profile
15169 information. Initialize the constant estimates of number of
15171 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15173 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15174 number of iterations is too small.
15175 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15176 (EST_NOT_AVAILABLE): Removed.
15177 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15178 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15181 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15183 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15184 Handle NE_EXPR guards.
15186 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15189 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15190 Set also -pedantic-errors by default for the preprocessor unless
15191 -fpermissive is given.
15193 2007-03-15 Richard Guenther <rguenther@suse.de>
15195 PR middle-end/29719
15196 PR middle-end/31161
15197 * builtins.c (expand_builtin_cexpi): As a fallback if we
15198 don't have builtins for sincos or cexp create a function
15199 declaration for cexp and expand to a call to that.
15200 (expand_builtin_int_roundingfn): Always fall
15201 back to floor/ceil and its variants even if they may be
15204 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15206 PR middle-end/31159
15207 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15208 jump tables, move the call to delete_dead_jumptables from here...
15209 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15210 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15211 don't allow merging of blocks that try_redirect_by_replacing_jump
15212 also does not handle when not optimizing.
15214 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15215 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15217 * config/i386/i386.md (x86_sahf_1): Correctly handle
15220 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15223 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15224 x86_64_general_operand as operand[2] predicate. Remove "iF"
15225 from operand constraints and use "e" constraint instead.
15226 (*subti3_1, *subti3_1 splitter): Ditto.
15227 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15228 operand[1] predicate.
15230 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15232 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15233 arrays, multiply the access strides by the size of the sub-array.
15234 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15236 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15238 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15239 the configured assembler supports the sahf mnemonic.
15240 * configure: Regenerate.
15241 * config.in: Regenerate.
15243 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15244 emit "sahf" or ".byte\t0x9e" as asm template.
15246 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15249 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15250 option to replace hard coded TARGET_xxx in md file.
15251 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15252 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15253 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15254 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15255 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15256 (X86_TUNE_NOT_VECTORMODE): Ditto.
15257 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15258 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15259 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15260 (TUNE_SLOW_IMUL_IMM8): Ditto.
15261 (TUNE_MOVE_M1_VIA_OR): Ditto.
15262 (TUNE_NOT_UNPAIRABLE): Ditto.
15263 (TUNE_NOT_VECTORMODE): Ditto.
15265 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15268 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15269 tuning options instead of hard coded TARGET_xxx.
15270 (fix ssemode peephole2's): Ditto.
15271 (imul peephole2's): Ditto.
15273 (movdi_or_rex64): Ditto.
15274 (move peephole2): Ditto.
15275 (not peephole2's): Ditto.
15277 2007-03-14 Dirk Mueller <dmueller@suse.de>
15279 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15280 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15281 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15283 * c-parser.c (c_parser_do_statement): Warn about empty body in
15284 do/while statement.
15285 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15286 * doc/invoke.texi (-Wempty-body): Update documentation.
15288 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15291 * c-common.h (warn_for_div_by_zero): Declare.
15292 * c-common.c (warn_for_div_by_zero): Define.
15293 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15296 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15298 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15299 to PREFIX and STANDARD_PREFIX.
15301 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15302 Phil Edwards <phil@codesourcery.com>
15304 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15305 (__gthread_once_t): Remove busy field for RTPs.
15306 (__GTHREAD_ONCE_INIT): Update accordingly.
15308 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15310 * doc/invoke.texi: Document VxWorks options.
15312 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15314 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15316 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15318 PR tree-optimization/30590
15319 * tree-nrv.c (tree_nrv): Check for the partial update of the
15322 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15324 * flags.h (flag_random_seed): Remove declaration, in favor of...
15325 * toplev.h (get_random_seed, set_random_seed): ... these.
15326 * tree.c (get_file_function_name): Use the former.
15327 * opts.c (common_handle_option): Use the latter.
15330 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15332 PR middle-end/31127
15333 * cse.c (cse_find_path): Do not bail out if a basic block that
15334 we already visited now becomes part of a path that starts at a
15335 different basic block. Just disallow this, to make sure we
15336 visit each basic block at most once.
15338 2007-03-13 Jan Hubicka <jh@suse.cz>
15340 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15341 attributes, when profile esitmate is present, calls with very low
15342 frequency are cold.
15344 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15346 PR tree-optimization/30730
15347 PR tree-optimization/26900
15348 * tree-ssa-loop-niter.c: Include gmp.h.
15349 (bounds): New type.
15350 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15351 split_to_var_and_offset, determine_value_range,
15352 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15353 bound_difference, bounds_add, bounds_negate,
15354 number_of_iterations_ne_max, dump_affine_iv): New functions.
15355 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15356 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15357 difference of initial and final value of control iv to validate
15359 (number_of_iterations_cond): Add loop parameter. Determine bounds
15360 on the difference of the extremes of the control iv. Add dumps.
15361 (expand_simple_operations): Handle phi nodes.
15362 (simplify_using_initial_conditions): Do not record used conditions.
15363 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15364 Do not set additional_info.
15365 (implies_nonnegative_p, implies_ge_p): Removed.
15366 (derive_constant_upper_bound): Do not use parameter `additional'.
15367 (record_estimate): Parameter `additional' removed. Parameter
15368 `i_bound' added. Do not call derive_constant_upper_bound.
15369 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15370 bound the number of iterations estimate.
15371 (estimate_numbers_of_iterations_loop): Pass the estimate from
15372 the number of iterations analysis to record_estimate.
15373 * tree.h (multiple_of_p): Declare.
15374 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15375 (scev_const_prop): Do not check expression_expensive_p.
15376 * fold-const.c (multiple_of_p): Exported.
15377 * double-int.c (double_int_mask): Exported.
15378 * double-int.h (double_int_mask): Declare.
15379 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15380 field. Added max field.
15382 2007-03-13 David Taylor <taylor@candd.org>
15385 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15388 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15391 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15392 two unamed patterns.
15394 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15396 * config/i386/i386.opt (mcx16, msahf): New options.
15397 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15398 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15400 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15401 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15402 Output -mcx16 and -msahf options when corresponding bit is set.
15404 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15405 and -msahf options.
15407 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15409 * configure.ac: Test for assembler tolerance to # 0 "".
15410 * configure, config.in: Rebuilt.
15411 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15413 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15415 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15417 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15418 (handle_syscall): Handle direct system calls.
15419 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15421 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15423 * doc/invoke.texi: Fix cpp.info cross-reference.
15424 * doc/passes.texi: Fix gcc.info cross-reference.
15426 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15428 PR tree-optimization/30835
15429 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15430 bb_for_stmt is not NULL before accessing it.
15432 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15434 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15437 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15440 * doc/install.texi: Document --enable-stage1-languages
15442 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15444 * tree-pass.h (pass_into_cfg_layout_mode,
15445 pass_outof_cfg_layout_mode): Declare.
15446 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15447 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15448 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15449 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15451 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15453 * c-decl.c (warn_variable_length_array): New function.
15454 Refactored from grokdeclarator to handle warn_vla
15455 and handle unnamed array case.
15456 (grokdeclarator): Refactored VLA warning case.
15457 * c.opt (Wvla): New flag.
15458 * doc/invoke.texi (Wvla): New warning.
15460 2007-03-12 Richard Henderson <rth@redhat.com>
15462 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15463 (TARGET_SECTION_TYPE_FLAGS): New.
15465 2007-03-12 Richard Henderson <rth@redhat.com>
15467 * config/darwin.c (machopic_reloc_rw_mask): New.
15468 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15469 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15471 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15473 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15474 * cppdefault.h (cpp_PREFIX): Document.
15475 (cpp_PREFIX_len): Likewise.
15476 (cpp_EXEC_PREFIX): New variable.
15477 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15478 * c-incpath.c (add_standard_paths): Correct logic for relocating
15479 paths within prefix.
15481 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15483 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15484 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15486 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15487 fix_truncdfdi_sse using SSEMODEF mode macro.
15488 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15489 fix_truncdfsi_sse using SSEMODEF mode macro.
15490 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15491 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15493 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15495 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15496 elfos.h to tm_file.
15498 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15500 * tree.h : Add multiple_of_p declaration.
15501 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15502 * ipa-type-escape.c (results_of_malloc): Redundant.
15503 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15504 (cast_type): Extended with new members.
15505 (check_cast): Returns cast_type.
15506 (cast): New structure for data of walk_use_def_chains.
15507 (is_malloc_result, is_cast_from_non_pointer_1,
15508 is_cast_from_non_pointer,
15509 is_array_access_through_pointer_and_index): New functions.
15510 (look_for_casts): Returns cast types.
15511 (check_call): Returns void.
15512 (okay_pointer_operation): Use support of pointer plus index,
15513 pointer plus constant and allow all multiplications.
15515 2007-03-11 Richard Guenther <rguenther@suse.de>
15517 PR tree-optimization/31115
15518 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15519 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15520 A shift count of zero is not special as with *_DIV_EXPR.
15521 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15524 2007-03-11 Ian Lance Taylor <iant@google.com>
15526 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15527 the *_DIV_EXPR codes correctly with overflow infinities.
15529 2007-03-11 Ira Rosen <irar@il.ibm.com>
15531 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15532 indicate success/failure of the analysis. Add negation to subtrahend
15533 in case of subtraction. Fail if both operands contain constants.
15534 (create_data_ref): Fail if analyze_offset fails.
15536 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15538 * config/i386/i386.md (frndintxf2): Rename to ...
15539 (rintxf2): ... this. Remove expander having same name.
15540 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15541 (roundsf2, rounddf2): Ditto.
15542 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15543 (lround<mode>di2, lround<mode>si2): Ditto.
15545 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15547 * lower-subreg.c: Include except.h.
15548 (decompose_multiword_subregs): Verify that the only control flow
15549 insns we can split are loads to multi-words pseudos.
15550 Handle breaking such blocks after splitting, instead of calling
15551 find_many_sub_basic_blocks.
15553 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15554 on the new basic block. Add a lengthy comment explaining why we
15555 thought this was necessary.
15556 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15558 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15561 * tree.c (walk_type_fields): Recurse into the element type of
15562 ARRAY_TYPEs if there is a pointer set.
15564 2007-03-10 Dirk Mueller <dmueller@suse.de>
15566 * c-common.c (warn_logical_operator): Fix condition.
15568 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15570 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15572 * config/darwin.c (machopic_select_section): Remove superfluous
15573 argument in call to categorize_decl_for_section. Remove unused
15576 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15578 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15580 * configure: Regenerate.
15582 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15585 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15586 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15587 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15588 Add LABEL_NUSES to emitted label.
15589 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15590 branch probability value to emitted jump insn.
15591 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15592 Do not check life information and do not re-arrange input operands
15593 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15595 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15597 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15598 the change of decode_asm_operands.
15600 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15602 * mode-switching.c (create_pre_exit): Skip blockage insn.
15604 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15606 * tree-pass.h (TODO_update_smt_usage): Remove.
15608 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15612 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15614 * pa.c (attr_length_call): Revise condition for long
15615 pc-relative branch.
15616 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15617 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15618 sequence on SOM target.
15620 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15622 * gcc.c: Document %{, in big comment at top.
15623 (input_suffix_matches): Remove special handling for .s and
15625 (input_spec_matches): New.
15626 (handle_braces): Handle %{,.
15627 (validate_switches): ',' indicates a value which is not a switch.
15628 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15629 to detect assembler input.
15630 * config/i386/sol2.h (CPP_SPEC): Likewise.
15631 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15632 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15633 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15634 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15635 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15636 -m64 causes deployment target to default to 10.5.
15637 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15639 2007-03-09 Richard Henderson <rth@redhat.com>
15642 * target.h (targetm.asm.out.reloc_rw_mask): New.
15643 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15644 (TARGET_ASM_OUT): Use it.
15645 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15646 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15647 use the new reloc_rw_mask target hook instead.
15648 (default_section_type_flags_1): Merge into...
15649 (default_section_type_flags): ... here.
15650 (decl_readonly_section_1): Merge into...
15651 (decl_readonly_section): ... here.
15652 (default_elf_select_section_1): Merge into...
15653 (default_elf_select_section): ... here.
15654 (default_unique_section_1): Merge into...
15655 (default_unique_section): ... here.
15656 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15657 (default_select_rtx_section): Use it.
15658 (default_elf_select_rtx_section): Likewise.
15659 * output.h: Update to match.
15660 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15661 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15662 (TARGET_ASM_RELOC_RW_MASK): New.
15663 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15664 to categorize_decl_for_section.
15665 (x86_64_elf_unique_section): Likewise.
15666 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15667 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15668 (TARGET_ASM_RELOC_RW_MASK): New.
15669 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15670 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15671 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15672 (TARGET_RWRELOC): Remove.
15673 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15674 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15675 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15676 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15677 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15678 (rs6000_xcoff_select_section): Use decl_readonly_section.
15679 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15680 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15681 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15682 (TARGET_SECTION_TYPE_FLAGS): Remove.
15683 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15685 2007-03-09 Roger Sayle <roger@eyesopen.com>
15687 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15688 complex constant equality/inequality comparisons for here.
15689 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15690 known at compile-time or can be simplified to a scalar comparison.
15691 (fold_relational_const): Move compile-time evaluation of complex
15692 constant equality/inequality comparisons to here.
15694 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15696 PR rtl-optimization/30643
15697 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15699 (fold_rtx): Recurse, like before 2006-11-03.
15701 2007-03-09 DJ Delorie <dj@redhat.com>
15703 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15706 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15708 PR tree-optimization/30375
15709 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15710 LHS of statements is not the same.
15711 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15713 2007-03-09 Chao-ying Fu <fu@mips.com>
15715 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15717 * doc/invoke.texi (-mdspr2): Document new option.
15718 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15719 New unspec for DSP REV 2.
15720 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15721 these instructions are extended in DSP REV 2.
15722 (mips-dspr2.md): Include.
15723 * config/mips/mips.opt (mdspr2): New option.
15724 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15725 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15726 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15727 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15728 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15729 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15730 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15732 (bdesc_map): Add one field of unsupported_target_flags.
15733 (bdesc_arrays): Update entries to have extra fields. Add
15735 (mips_init_builtins): Initialize new function types.
15736 Check unsupported_target_fileds to filter out builtins.
15737 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15739 (ASM_SPEC): Pass mdspr2 to the assembler.
15740 * config/mips/mips-dspr2.md: New file.
15742 2007-03-09 Sa Liu <saliu@de.ibm.com>
15744 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15746 2007-03-09 Ian Lance Taylor <iant@google.com>
15748 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15749 argument) like -Wstrict-overflow=2.
15750 * doc/invoke.texi (Warning Options): Update documentation.
15752 2007-03-09 Dirk Mueller <dmueller@suse.de>
15755 * doc/invoke.texi (-Wlogical-op): Document.
15756 * common.opt (-Wlogical-op): New.
15757 * c-common.h (warn_logical_operator): Declare.
15758 * c-common.c (warn_logical_operator): Define.
15759 * c-typeck.c (parser_build_binary_op): Call
15760 warn_logical_operator.
15762 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15764 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15765 * final.c (final_scan_insn): Test for non-"" file name.
15767 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15769 * doc/loop.texi: Document the Omega linear constraints solver.
15770 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15771 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15772 omega-hash-table-size, omega-max-keys, and
15773 omega-eliminate-redundant-constraints.
15774 * tree-pass.h (pass_check_data_deps): Declared.
15777 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15778 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15779 pass_check_data_deps): New.
15780 * tree-data-ref.c (init_data_ref): Remove declaration.
15781 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15782 (analyze_array): Renamed init_array_ref, move up initializations.
15783 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15784 Removed arguments that are set to NULL.
15785 (analyze_indirect_ref): Correct indentation, correct call to
15787 (object_analysis): Call init_array_ref instead of analyze_array.
15788 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15789 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15790 of DR_ACCESS_FNS_ADDR.
15791 (init_omega_eq_with_af, omega_extract_distance_vectors,
15792 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15793 ddr_consistent_p): New.
15794 (compute_affine_dependence): Check consistency of ddrs when
15795 flag_check_data_deps is passed.
15796 (analyze_all_data_dependences): Uncomment.
15797 (tree_check_data_deps): New.
15798 * tree-data-ref.h: Include omega.h.
15799 (DR_ACCESS_FNS_ADDR): Removed.
15800 (data_dependence_relation): Add inner_loop.
15801 (DDR_INNER_LOOP): New.
15802 * common.opt (fcheck-data-deps): New.
15803 * tree-flow.h (tree_check_data_deps): Declare.
15804 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15805 (OBJS-common): Depend on omega.o.
15807 * passes.c (pass_check_data_deps): Scheduled.
15808 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15809 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15810 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15811 PARAM_VECT_MAX_VERSION_CHECKS,
15812 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15814 2007-03-09 Richard Guenther <rguenther@suse.de>
15816 PR tree-optimization/30904
15817 PR middle-end/31058
15818 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15819 the same way as *_DIV_EXPR.
15821 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15823 * recog.c (decode_asm_operands): No mixed declarations and code.
15825 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15827 * rtl.def (ASM_INPUT): Add location.
15828 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15829 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15830 (decode_asm_operands): Add loc operand.
15831 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15832 * stmt.c (expand_asm): Rename to...
15833 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15834 gen_rtx_ASM_INPUT_loc.
15835 (expand_asm_expr): Adjust.
15836 * recog.c (decode_asm_operands): Add loc operand.
15837 (check_asm_operands, extract_insn): Adjust.
15838 * reload1.c (maybe_fix_stack_asms): Likewise.
15839 * final.c (asm_insn_count): Likewise.
15840 (final_scan_insn): Output # line before and after asm.
15842 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15844 * tree-ssa-structalias.c (variable_info): Remove
15846 (new_var_info): Ditto.
15847 (shared_bitmap_info_t): New structure.
15848 (shared_bitmap_table): New variable.
15849 (shared_bitmap_hash): New function.
15850 (shared_bitmap_eq): Ditto
15851 (shared_bitmap_lookup): Ditto.
15852 (shared_bitmap_add): Ditto.
15853 (merge_smts_into): Change to take bitmap directly.
15854 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15855 (init_alias_vars): Init shared bitmap hashtable.
15856 (delete_points_to_sets): Delete shared bitmap hashtable.
15857 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15858 is_aliased removal as a change that was still necessary was
15861 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15863 * config/i386/i386.h (override_options): Conditionally disable
15864 x86_sahf for 64bit targets only.
15866 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15869 * c-decl.c (merge_decls): Don't call make_var_volatile.
15870 * varasm.c (make_var_volatile): Remove.
15871 * output.h (make_var_volatile): Remove.
15873 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15875 PR tree-optimization/31085
15876 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15878 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15880 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15881 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15882 ATTR_CONST_NOTHROW_LIST.
15884 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15887 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15889 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15891 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15894 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15896 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15897 passed, use shared libgcc.
15899 2007-03-08 Roger Sayle <roger@eyesopen.com>
15901 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15902 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15903 (honor_protect_cleanup_actions, lower_try_finally_switch):
15905 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15906 ifc_temp_var): Likewise.
15907 * tree-inline.c (setup_one_parameter): Likewise.
15908 * tree-mudflap.c (mf_decl_cache_locals,
15909 mf_build_check_statement_for): Likewise.
15910 * tree-nested.c (init_tmp_var, save_tmp_var,
15911 finalize_nesting_tree_1): Likewise.
15912 * tree-outof-ssa.c (insert_copy_on_edge,
15913 insert_backedge_copies): Likewise.
15914 * tree-profile.c (tree_gen_edge_profiler,
15915 tree_gen_ic_profiler): Likewise.
15916 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15917 * tree-sra.c (sra_build_assignment): Likewise.
15918 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15919 * tree-ssa-math-opts.c (insert_reciprocals,
15920 execute_cse_sincos_1): Likewise.
15921 * tree-tailcall.c (adjust_accumulator_values,
15922 adjust_return_value): Likewise.
15923 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15924 * tree-vect-transform.c (vect_create_data_ref_ptr,
15925 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15926 vect_create_epilog_for_reduction, vectorizable_reduction,
15927 vectorizable_call, vectorizable_conversion,
15928 vectorizable_assignment, vectorizable_operation,
15929 vectorizable_type_demotion, vect_gen_widened_results_half,
15930 vect_permute_store_chain, vectorizable_store,
15931 vect_setup_realignment, vect_permute_load_chain,
15932 vectorizable_load, vectorizable_condition,
15933 vect_create_cond_for_align_checks): Likewise.
15934 * tree-vrp.c (build_assert_expr_for): Likewise.
15936 2007-03-08 Ian Lance Taylor <iant@google.com>
15938 * tree-vrp.c: Include "intl.h".
15939 (usable_range_p): New static function.
15940 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15941 overflowed values, juts set *strict_overflow_p.
15942 (compare_values): Only return -2 if one of the operands is not a
15944 (compare_ranges): Call usable_range_p.
15945 (compare_range_with_value): Likewise.
15946 (vrp_evaluate_conditional_warnv): Rename from
15947 vrp_evaluate_conditional. Make static. Change all callers.
15948 (vrp_evaluate_conditional): New function.
15949 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15950 on signed overflow.
15951 (simplify_abs_using_ranges): Likewise.
15952 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15953 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15954 within_stmt parameter.
15955 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15956 vrp_evaluate_conditional.
15957 * tree-ssa-threadedge.c
15958 (record_temporary_equivalences_from_stmts_at_dest): Change
15959 simplify parameter to take a second tree parameter.
15960 (simplify_control_stmt_condition): Likewise.
15961 (thread_across_edge): Likewise.
15962 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15963 (thread_across_edge): Likewise.
15964 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15966 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15968 * config/i386/i386.h (TARGET_SAHF): New define.
15969 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15970 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15971 (x86_sahf): New global variable.
15972 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15973 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15974 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15975 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15977 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15978 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15979 when expanding fcomi/sahf based tests.
15980 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15981 expanding sahf based alternative. Emit sahf based sequence when
15982 optimizing for code size.
15983 * config/i386/i386.md (x86_sahf_1): Do not disable for
15984 TARGET_64BIT, enable for TARGET_SAHF.
15986 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15988 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15989 spurious whitespace from error message.
15991 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15994 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15996 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15998 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16000 * tree-sra.c (instantiate_element): Propagate disabled warnings
16001 from the element itself to the created variable.
16003 2007-03-07 Richard Henderson <rth@redhat.com>
16006 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16007 silently fix up the stack in the case of a missing register.
16009 2007-03-07 Paul Brook <paul@codesourcery.com>
16011 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16013 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16015 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16017 (phase1_vrs): Use them.
16018 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16019 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16020 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16021 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16022 __gnu_Unwind_Restore_WMMXC if required.
16023 (_Unwind_VRS_Pop): Implement iWMMXt support.
16024 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16025 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16026 gnu_Unwind_Save_WMMXC): Define.
16028 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16030 * config/vxworks.h (vxworks_override_options): Declare.
16031 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16032 * config/vxworks.c: Include target.h and toplev.h.
16033 (vxworks_override_options): New function.
16034 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16036 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16038 * config/s390/s390.c (override_options): Don't emit an error when
16039 -mstack-size is used without providing -mstack-guard.
16040 (s390_emit_prologue): Choose stack_guard value automatically if not
16041 provided via command line.
16042 * doc/invoke.texi: Adjust description of -mstack-guard and
16045 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16047 * config/i386/i386.c (output_set_got): Add a GOT initialization
16048 sequence for VxWorks PIC.
16049 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16050 around labels as well as symbols. Use gotoff_operand instead
16051 of local_symbolic_operand.
16052 (legitimize_pic_address): Use gotoff_operand instead of
16053 local_symbolic_operand. Use @GOT accesses for labels as
16055 (ix86_output_addr_diff_elt): Use PC-relative rather than
16056 GP-relative offsets for VxWorks PIC.
16057 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16058 no_new_pseudos. Check whether the returned register is op0.
16059 * config/i386/i386.md (tablejump): Use PC-relative rather than
16060 GP-relative offsets for VxWorks PIC.
16061 * config/i386/predicates.md (gotoff_operand): New predicate.
16063 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16065 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16067 * config/vxworks-dummy.h: New file.
16068 * config/i386/i386.h: Include it.
16070 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16072 * dwarf2out.c (is_inlined_entry_point): New
16073 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16074 DW_AT_ranges if the first subblock is the entry point.
16076 2007-03-06 David Daney <ddaney@avtrex.com>
16078 * doc/install.texi (mips-*-*): Change recommended binutils
16081 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16083 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16084 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16086 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16087 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16089 2007-03-06 Jan Hubicka <jh@suse.cz>
16091 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16092 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16094 (probably_cold_bb_p): Cold functions are cold.
16095 (probably_never_executed_bb_p): Cold functions are cold.
16096 (tree_bb_level_predictions): Predict calls to cold functions as not
16098 (compute_function_frequency): Check hot/cold attributes.
16099 * function.h (function_frequency): Update comments.
16100 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16101 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16102 (c_common_att): Add cold and hot.
16104 * doc/extend.texi (hot,cold attributes): Document.
16106 2007-03-06 Andrew Haley <aph@redhat.com>
16108 * function.c (expand_function_end): Move blockage to just after we
16109 emit the label for the naked return from the function.
16111 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16113 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16116 2007-03-06 Jan Hubicka <jh@suse.cz>
16118 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16119 loaded for constant large models. Non-large 64bit PIC can do.
16120 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16121 * cmodel.h: Add LARGE PIC.
16122 * i386.md (UNSPEC_PLTOFF): New.
16123 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16125 (*call_1_rex64): Disable for large models.
16126 (*call_1_rex64_large): New.
16127 (*call_value_1_rex64): Disable for large models.
16128 (*call_value_1_rex64_large): New.
16129 (set_rip_rex4): New.
16130 (set_got_offset_rex64): New.
16131 * predicates.md (constant_call_address_operand): For large model
16132 constant calls are not possible.
16133 * i386-protos.h (construct_plt_address): Declare.
16134 * i386.c (override_options): Accept large models.
16135 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16136 (legitimate_constant_p): Add new UNSPECs.
16137 (legitimate_pic_operand_p): Likewise.
16138 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16139 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16141 (output_pic_addr_const): Add PLTOFF.
16142 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16143 (ix86_expand_move): Legitimize pic address when in PIC mode.
16144 (construct_plt_address): New function.
16145 (ix86_expand_call): Offload the address to register and use GOT
16146 pointer for large model.
16147 * invoke.texi (mcmodel=large): Update documentation.
16149 2007-03-06 Richard Henderson <rth@redhat.com>
16151 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16152 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16153 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16154 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16155 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16156 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16157 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16158 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16159 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16160 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16161 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16162 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16163 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16164 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16165 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16166 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16167 x86_schedule, x86_use_bt, x86_pad_returns,
16168 x86_use_xchgb): Merge into ...
16169 (ix86_tune_features): ... here. New array.
16170 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16171 x86_bswap): Merge into ...
16172 (ix86_arch_features): ... here. New array.
16173 (x86_3dnow_a): Remove.
16174 (x86_accumulate_outgoing_args): Make static.
16175 (x86_arch_always_fancy_math_387): Make static.
16176 (ix86_tune_mask, ix86_arch_mask): Move ...
16177 (override_options): ... to local variables here. Apply the
16178 appropriate mask to each element of ix86_arch_features and
16179 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16180 as were done in the old macros.
16181 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16182 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16183 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16184 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16185 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16186 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16187 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16188 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16189 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16190 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16191 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16192 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16193 x86_accumulate_outgoing_args, x86_prologue_using_move,
16194 x86_epilogue_using_move, x86_decompose_lea,
16195 x86_arch_always_fancy_math_387, x86_shift1,
16196 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16197 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16198 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16199 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16200 x86_use_incdec, x86_pad_returns, x86_bswap,
16201 x86_partial_flag_reg_stall): Remove.
16202 (enum ix86_tune_indices): New.
16203 (ix86_tune_features): New.
16204 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16205 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16206 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16207 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16208 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16209 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16210 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16211 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16212 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16213 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16214 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16215 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16216 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16217 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16218 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16219 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16220 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16221 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16222 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16223 TARGET_EXT_80387_CONSTANTS): Use it.
16224 (enum ix86_arch_indices): New.
16225 (ix86_arch_features): New.
16226 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16227 TARGET_BSWAP): Use it.
16228 (ix86_tune_mask, ix86_arch_mask): Remove.
16230 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16233 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16234 Define using $${sysroot_headers_suffix}.
16235 * configure: Regenerate.
16236 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16237 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16239 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16240 * gcc.c (print_sysroot_headers_suffix): New.
16241 (option_map): Include --print-sysroot-headers-suffix.
16242 (display_help): Mention -print-sysroot-headers-suffix.
16243 (process_command): Handle -print-sysroot-headers-suffix.
16244 (do_spec_1): Append multilib directory to include-fixed path if
16245 sysroot suffixes in use.
16246 (main): Handle -print-sysroot-headers-suffix.
16247 * Makefile.in (start.encap): Don't depend on xlimits.h
16248 (xlimits.h): Remove.
16249 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16250 limits.h for each multilib in fixinc_list.
16251 (fixinc_list, s-fixinc_list): New.
16252 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16253 generate them for each multilib in fixinc_list.
16254 (stmp-fixproto): Use include-fixed. Run fixproto for each
16255 multilib in fixinc_list.
16256 (mostlyclean): Don't remove xlimits.h.
16257 (clean): Remove include-fixed.
16258 (real-install-headers-tar, real-install-headers-cpio,
16259 real-install-headers-cp): Don't copy include, only include-fixed.
16260 (install-mkheaders): Depend on fixinc_list. Don't depend on
16261 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16262 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16263 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16265 2007-03-06 Jan Hubicka <jh@suse.cz>
16267 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16270 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16272 * configure.ac: Allow tm_file to contain build-directory files.
16273 * configure: Regenerate.
16274 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16275 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16276 * config/m68k/print-sysroot-suffix.sh: New file.
16278 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16280 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16281 of pic_offset_table_rtx if reload_completed.
16282 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16283 PIC_OFFSET_TABLE_REGNUM.
16284 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16286 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16287 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16289 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16291 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16292 functions that call eh_return.
16294 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16296 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16297 functions that need a constant pool.
16299 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16302 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16303 (m68k_preferred_reload_class): Likewise.
16304 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16305 (SECONDARY_RELOAD_CLASS): Define.
16306 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16307 (LIMIT_RELOAD_CLASS): Delete.
16308 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16309 registers from storing bytes.
16310 (m68k_secondary_reload_class): New function.
16311 (m68k_preferred_reload_class): Likewise.
16313 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16315 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16317 (m68k_expand_prologue): Likewise.
16319 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16321 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16322 (mips_expand_epilogue): Add a bool parameter.
16323 (m68k_legitimize_sibcall_address): Declare.
16324 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16325 (m68k_expand_epilogue): Add a parameter to select between sibling
16326 and normal epilogues. Only generate a return for the latter.
16327 (m68k_ok_for_sibcall_p): New function.
16328 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16329 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16330 (sibcall_value, *sibcall_value): Likewise.
16331 (*call, *call_value): Require !SIBLING_CALL_P.
16332 (epilogue): Update call to m68k_expand_epilogue.
16333 (sibcall_epilogue): New pattern.
16334 * config/m68k/predicates.md (const_call_operand): Say that this
16335 predicate applies to sibling calls too.
16336 (sibcall_operand): New predicate.
16338 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16340 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16341 alternatives as movsi_cf.
16342 (movsf_cf_hard): Add commentary.
16344 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16345 Richard Sandiford <richard@codesourcery.com>
16347 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16348 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16349 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16350 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16351 as being live on exit from an interrupt function.
16352 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16353 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16354 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16355 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16356 (m68k_interrupt_function_p): Globalize.
16357 (m68k_compute_frame_layout): Remove reverse mask code.
16358 (m68k_emit_movem, m68k_set_frame_related): New functions.
16359 (m68k_output_function_prologue): Delete in favor of...
16360 (m68k_expand_prologue): ...this new function.
16361 (m68k_output_function_epilogue): Delete in favor of...
16362 (m68k_expand_epilogue): ...this new function.
16363 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16365 (print_operand): Handle %?.
16366 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16367 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16368 (prologue, epilogue): New patterns.
16369 (return): Turn into a define_expand.
16370 (*return): New pattern, derived from old "return" pattern. Use rte
16371 rather than rts for interrupt functions. Only use rtd if the pop
16373 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16374 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16375 (link, *link, unlink, *unlink, load_got): Likewise.
16377 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16381 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16382 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16383 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16384 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16385 and m68k_matches_u_p.
16386 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16387 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16388 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16389 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16390 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16391 (REG_STRICT_P): New macro.
16392 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16393 PCREL_GENERAL_OPERAND_OK.
16394 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16395 m68k_legitimate_base_reg_p.
16396 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16397 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16398 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16399 * config/m68k/m68k.c (m68k_address): New structure.
16400 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16401 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16402 (m68k_jump_table_ref_p, m68k_decompose_address)
16403 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16404 (m68k_matches_u_p): New functions.
16405 (print_operand_address): Rewrite to use m68k_decompose_index.
16407 2007-03-05 David Taylor <dtaylor@emc.com>
16409 * gcc.c: Correct copyright date in --version output.
16411 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16413 * pa.md: In unamed move patterns, disparge copies between general
16414 and floating point registers using '?' modifier. Don't include 'f'
16415 constraint for register preferences in DImode, SImode, HImode and
16416 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16417 Remove constraints for copies between general and floating registers
16418 in soft-float DFmode pattern.
16419 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16423 2007-03-05 Mike Stump <mrs@apple.com>
16425 * c-common.c (targetcm): Add.
16426 * c-opts.c (c_common_handle_option): Handle language specific
16428 * opts.c (handle_option): Verify language for target options, if
16430 * opth-gen.awk: Add CL_LANG_ALL.
16431 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16432 (TARGETCM_INITIALIZER): Add.
16433 * target.h (struct gcc_targetcm): Add.
16435 * targhooks.c (default_handle_c_option): Add.
16436 * targhooks.h (default_handle_c_option): Add.
16437 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16439 * config/darwin.opt (iframework): Add.
16440 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16441 * config/darwin-c.c (handle_c_option): Add.
16442 (TARGET_HANDLE_C_OPTION): Add.
16444 * doc/invoke.texi (Darwin Options): Add -iframework.
16446 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16448 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16451 2007-03-05 Ian Lance Taylor <iant@google.com>
16453 * c.opt (fgnu89-inline): New option.
16454 * c-opts.c (c_common_post_options): Set default value for
16456 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16457 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16459 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16460 (grokdeclarator, start_function): Likewise.
16461 * c-cppbuiltin.c (c_cpp_builtins): Define either
16462 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16463 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16464 (C Dialect Options): Document -fgnu89-inline.
16465 * doc/extend.texi (Function Attributes): Explain what the
16466 gnu_inline attribute does.
16467 * doc/cpp.texi (Common Predefined Macros): Document
16468 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16470 2007-03-05 Ian Lance Taylor <iant@google.com>
16472 PR tree-optimization/31034
16473 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16474 half-range if the other side is an overflow infinity.
16476 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16478 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16479 (bfin*-linux-uclibc*): New configuration.
16480 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16482 * config/bfin/linux.h: New file.
16483 * config/bfin/libgcc-bfin.ver: New file.
16484 * config/bfin/t-bfin-uclinux: New file.
16485 * config/bfin/t-bfin-linux: New file.
16486 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16487 (TARGET_OS_CPP_BUILTINS): New macro.
16489 2007-03-05 Richard Guenther <rguenther@suse.de>
16491 * fold-const.c (fold_binary): Remove duplicate folding
16492 of comparison of non-null ADDR_EXPR against null.
16494 2007-03-05 Richard Guenther <rguenther@suse.de>
16495 Dorit Nuzman <dorit@il.ibm.com>
16497 PR tree-optimization/26420
16498 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16499 are no loops in the function. Only print the number of
16500 vectorized loops if it is greater than zero or we are supposed
16501 to print information about unvectorized loops.
16503 2007-03-05 Revital Eres <eres@il.ibm.com>
16505 * gcc.dg/var-expand1.c: New test.
16506 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16507 when an accumulator is expanded.
16509 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16512 * c-common.c (convert_and_check): Don't give warnings for
16513 conversion if 'expr' already overflowed.
16515 2007-03-04 Roger Sayle <roger@eyesopen.com>
16517 PR middle-end/30744
16518 * fold-const.c (fold_comparison): Enforce type consistency when
16519 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16521 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16523 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16524 containing a cast to the base of TARGET_MEM_REF.
16526 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16528 * tree.c (tree_contains_struct_check_failed): Remove spurious
16529 whitespace from error message.
16531 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16534 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16535 instead of precision.
16537 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16538 Nathan Sidwell <nathan@codesourcery.com>
16540 * emit-rtl.c (find_auto_inc): New.
16541 (try_split): recreate REG_INC notes,
16542 Use regular for loops rather than whiles.
16544 2007-03-03 Andreas Schwab <schwab@suse.de>
16546 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16547 * configure: Regenerate.
16549 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16551 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16552 flag_rounding_math, not flag_unsafe_math_optimizations.
16554 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16556 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16557 alpha_fold_vector_minmax): Likewise.
16558 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16559 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16561 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16563 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16564 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16565 if the lhs has side-effects.
16566 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16568 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16570 * config/i386/i386.h (TUNEMASK): Remove define.
16571 (ARCHMASK): Remove define.
16572 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16573 Use ix86_arch_mask variable instead of ARCHMASK.
16574 * config/i386/i386.c (override_options): Ditto.
16575 (standard_80387_constant_p): Ditto.
16577 2007-03-02 Ian Lance Taylor <iant@google.com>
16579 Used signed infinities in VRP.
16580 * tree-vrp.c (uses_overflow_infinity): New static function.
16581 (supports_overflow_infinity): New static function.
16582 (make_overflow_infinity): New static function.
16583 (negative_overflow_infinity): New static function.
16584 (positive_overflow_infinity): New static function.
16585 (is_negative_overflow_infinity): New static function.
16586 (is_positive_overflow_infinity): New static function.
16587 (is_overflow_infinity): New static function.
16588 (overflow_infinity_range_p): New static function.
16589 (compare_values_warnv): New function split out of compare_values.
16590 (compare_value): Call it.
16591 (set_value_range_to_nonnegative): Add overflow_infinity
16592 parameter. Change caller.
16593 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16595 (vrp_expr_computes_nonzero): Likewise.
16596 (compare_ranges, compare_range_with_value): Likewise.
16597 (compare_name_with_value, compare_names): Likewise.
16598 (vrp_evaluate_conditional): Likewise.
16599 (set_value_range): Handle infinity
16600 (vrp_operand_equal_p, operand_less_p): Likewise.
16601 (extract_range_from_assert): Likewise.
16602 (vrp_int_const_binop): Likewise.
16603 (extract_range_from_binary_expr): Likewise.
16604 (extract_range_from_unary_expr): Likewise.
16605 (extract_range_from_comparison): Likewise.
16606 (extract_range_from_expr): Likewise.
16607 (dump_value_range): Likewise.
16608 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16609 (test_for_singularity): Likewise.
16610 (vrp_int_const_binop): Remove inline qualifier.
16611 (adjust_range_with_scev): Add comment.
16612 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16614 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16616 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16617 (get_constraint_for): Likewise.
16618 (do_structure_copy): Likewise.
16619 (find_func_aliases): Fix references to MODIFY_EXPR.
16620 (intra_create_variable_infos): Tidy.
16621 * tree-ssa-operands.c (add_virtual_operand): Add argument
16623 When adding members of alias sets, if IS_CALL_SITE is true and
16624 the symbol is not call-clobbered, skip it.
16625 Adjust all callers.
16627 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16629 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16630 entry by means of emit_insn_at_entry.
16632 2007-03-02 Richard Henderson <rth@redhat.com>
16634 * expr.h (promoted_input_arg): Remove decl.
16635 * function.c (promoted_input_arg): Merge into ...
16636 * combine.c (setup_incoming_promotions): ... only caller.
16637 Rearrange to avoid double loop.
16639 2007-03-02 Ben Elliston <bje@au.ibm.com>
16640 Peter Bergner <bergner@vnet.ibm.com>
16641 Janis Johnson <janis187@us.ibm.com>
16643 * config/rs6000/dfp.md: New file.
16644 * config/rs6000/rs6000.md: Include dfp.md.
16645 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16646 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16647 and TDmode decimal float modes in FP registers.
16648 (num_insns_constant): Likewise.
16649 (rs6000_legitimate_offset_address_p): Likewise.
16650 (rs6000_legitimize_address): Likewise.
16651 (rs6000_legitimize_reload_address): Likewise.
16652 (rs6000_legitimate_address): Likewise.
16653 (rs6000_emit_move): Likewise.
16654 (function_arg_boundary): Likewise.
16655 (function_arg_advance): Likewise.
16656 (rs6000_darwin64_record_arg_recurse): Likewise.
16657 (function_arg): Likewise.
16658 (rs6000_gimplify_va_arg): Likewise.
16659 (rs6000_split_multireg_move): Likewise.
16660 (rs6000_output_function_epilogue): Likewise.
16661 (rs6000_output_function_epilogue): Likewise.
16662 (rs6000_register_move_cost): Likewise.
16663 (rs6000_function_value): Likewise.
16664 (rs6000_libcall_value): Likewise.
16666 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16668 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16670 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16672 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16673 Use $MULTIDIR to choose between the kernel and RTP headers,
16674 and use $WIND_BASE and $WIND_USR to locate them.
16676 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16678 * config/i386/i386.c (override_options): Put initialization of
16679 ix86_tune_mask and ix86_arch_mask to the correct place.
16681 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16682 Michael Meissner <michael.meissner@amd.com>
16685 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16686 (ARCHMASK): Define.
16687 (TARGET_CMOVE): Use ARCHMASK.
16688 (TARGET_CMPXCHG): Ditto.
16689 (TARGET_CMPXCHG8B): Ditto.
16690 (TARGET_XADD): Ditto.
16691 (TARGET_BSWAP): Ditto.
16692 * config/i386/i386.c (ix86_tune_mask): New global variable.
16693 (ix86_arch_mask): Ditto.
16694 (override_options): Initialize ix86_tune_mask and
16695 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16698 2007-03-02 Ben Elliston <bje@au.ibm.com>
16701 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16703 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16705 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16706 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16707 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16708 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16710 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16711 rs6000_init_dwarf_reg_sizes_extra): New.
16712 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16713 SPE register high parts.
16715 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16717 * Makefile.in: Add install-pdf target as
16718 copied from automake v1.10 rules.
16719 * configure.ac: Add install-pdf to target list.
16720 * configure: Regenerate.
16722 2007-03-01 Paul Brook <paul@codesourcery.com>
16724 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16725 modes to LDRD for DImode.
16726 (output_move_double): Fixup out of range ldrd/strd.
16727 (vfp_secondary_reload_class): Rename...
16728 (coproc_secondary_reload_class): ... to this. Add wb argument.
16729 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16730 coproc_secondary_reload_class for CLASS_IWMMXT.
16731 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16732 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16734 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16736 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16737 unroll factor by the estimated number of iterations.
16738 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16739 than prefetch latency.
16741 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16742 decode_caches_intel, detect_caches_intel): New functions.
16743 (host_detect_local_cpu): Use detect_caches_amd and
16744 detect_caches_intel.
16746 2007-03-01 Richard Henderson <rth@redhat.com>
16748 * expr.c (emit_move_complex_push): Export.
16749 (emit_move_complex_parts): Split out from ...
16750 (emit_move_complex): ... here.
16751 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16752 * config/i386/i386.md (movcdi): New.
16754 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16756 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16757 size of mode1 to check for tieable modes in MMX case.
16759 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16761 * Makefile.in (rtlanal.o): Depend on tree.h.
16762 * rtl.h (offset_within_section_p, split_const): Declare.
16763 * rtlanal.c: Include tree.h.
16764 (offset_within_block_p): New function, taken from
16765 mips_offset_within_object_p.
16766 (split_const): New function, taken from mips_split_const.
16767 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16769 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16770 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16771 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16772 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16773 (m68k_illegitimate_symbolic_constant_p): New function.
16774 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16775 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16776 symbolic constant that might be outside the symbol's section,
16777 move the symbol first and then add the offset.
16778 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16780 * config/mips/mips.c (mips_split_const): Delete.
16781 (mips_offset_within_object_p): Delete.
16782 (mips_symbolic_constant_p): Use offset_within_section_p and
16783 split_const instead of mips_offset_within_object_p and
16785 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16786 (mips_legitimize_const_move, print_operand_reloc)
16787 (mips_dangerous_for_la25_p): Use split_const instead of
16790 2007-02-28 Eric Christopher <echristo@apple.com>
16792 * Makefile.in (install-include-dir): Don't rm -rf include.
16794 2007-02-28 Richard Guenther <rguenther@suse.de>
16796 PR middle-end/30364
16797 * fold-const.c (fold_binary): Do not associate expressions
16798 with more than one variable for integer types that do not wrap.
16800 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16802 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16803 Delete, and replace with...
16804 (fold_builtin_call_array): This. Update callers to use it.
16805 * fold-const.c (fold_build_call_list): Delete, and replace with...
16806 (fold_build_call_array): This.
16807 (fold_build_call_list_initializer): Delete, and replace with...
16808 (fold_build_call_array_initializer): This.
16809 * tree.h: Update declarations to reflect above changes.
16811 * c-typeck.c (build_function_call): Store converted arguments
16812 in a stack-allocated array instead of building a list.
16813 (convert_arguments): Store arguments in the array passed in as an
16814 argument, and return the actual number of arguments.
16815 * c-format.c: (check_function_format): Pass arguments in an
16816 array instead of a list.
16817 * c-common.c (check_function_nonnull): Likewise.
16818 (check_function_sentinel): Likewise.
16819 (check_function_arguments): Likewise.
16820 * c-common.h: Update declarations to reflect above changes.
16822 2007-02-28 Jan Hubicka <jh@suse.cz>
16824 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16825 PRED_NEGATIVE_RETURN): Update outcomes.
16827 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16829 * calls.c (emit_library_call_value_1): Handle partial registers
16830 correctly when building up CALL_INSN_FUNCTION_USAGE.
16832 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16834 * pa/predicates.md (move_src_operand): Allow zero for mode.
16835 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16838 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16841 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16842 *movv2df_internal): Enable pattern only for valid operand
16844 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16845 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16847 2007-02-27 Mike Stump <mrs@apple.com>
16849 * config/darwin-crt3.c: Avoid compilation when compiling for a
16852 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16854 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16856 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16857 for fixed headers and limits.h.
16858 (install-include-dir, install-headers-tar, install-headers-cpio,
16859 install-headers-cp, real-install-headers-tar,
16860 real-install-headers-cpio, real-install-headers-cp): Handle
16861 include-fixed as well as include.
16862 (install-mkheaders): Don't install files that go only in include
16864 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16865 from GCC_INCLUDE_DIR.
16866 * gcc.c (process_command): Remove special -BstageN/ handling.
16867 (do_spec_1): Add include-fixed directories.
16869 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16871 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16873 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16875 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16878 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16880 * c-common.c (get_priority): Add check for
16881 SUPPORTS_INIT_PRIORITY.
16883 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16885 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16887 * config/bfin/bfin.c: Include "cfglayout.h".
16888 (MAX_LSETUP_DISTANCE): New macro.
16889 (struct loop_info): New members incoming, incoming_src and
16890 incoming_dest. Delete member predecessor.
16891 (length_for_loop): New function.
16892 (bfin_optimize_loop): Handle more different loop structures.
16893 (bfin_discover_loop): Rework detection of predecessor blocks by
16894 examining incoming edges.
16895 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16897 (bfin_reorder_loops): New function.
16898 (bfin_reorg_loops): Use these three new functions.
16900 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16901 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16902 (CONSTRAINT_LEN): Add entry for 'q'.
16903 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16904 Add 'q' constraints.
16905 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16906 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16908 * config/bfin/bfin.md (add_with_carry): New pattern.
16909 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16910 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16911 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16912 support unsigned multiplies too. Removed incorrect commutativity from
16913 operand 1 constraint where appropriate.
16914 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16916 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16917 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16919 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16920 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16921 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16922 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16923 usmulhisi_hh_huh): New patterns.
16925 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16926 lshifthi3): Fix output template to use half reg for operand 2.
16928 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16931 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16933 2007-02-27 Andreas Schwab <schwab@suse.de>
16935 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16937 2007-02-27 Jan Hubicka <jh@suse.cz>
16939 * predict.c (last_basic_block_p): Remove.
16940 (tree_estimate_probability): Update return heuristic for commonized
16943 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16945 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16947 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16949 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16950 * doc/cpp.texi: Standardize title page.
16951 * doc/cppinternals.texi: Likewise.
16952 * doc/gcc.texi: Standardize title page, remove version number
16953 from copyright page.
16954 * doc/gccint.texi: Likewise.
16955 * doc/install.texi: Standardize title page, add table of
16958 2007-02-26 Jan Hubicka <jh@suse.cz>
16960 * predict.def: Set outcomes according to more recent results.
16961 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16962 Remove dead predictors.
16963 * predict.c (return_prediction): Fix pasto.
16965 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16967 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16968 change; avoid a memory leak when returning early.
16970 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16972 * c-decl.c (static_ctors): Move to c-common.c.
16973 (static_dtors): Likewise.
16974 (finish_function): Use c_record_cdtor_fn.
16975 (build_cdtor): Move to c-common.c.
16976 (c_write_global_declarations): Use c_build_cdtor_fns.
16977 * c-common.h (static_ctors): Declare.
16978 (static_dtors): Likewise.
16979 (c_record_cdtor_fn): Likewise.
16980 (c_build_cdtor_fns): Likewise.
16981 * c-common.c (static_ctors): New variable.
16982 (static_dtors): Likewise.
16983 (c_record_cdtor_fn): New function.
16984 (build_cdtor): Move from c-decl.c
16985 (c_build_cdtor_fns): New function.
16987 * output.h (assemble_addr_to_section): Declare.
16988 (get_cdtor_priority_section): Likewise.
16989 * varasm.c (assemble_addr_to_section): New function.
16990 (get_cdtor_priority_section): Likewise.
16991 (default_named_section_asm_out_destructor): Use them.
16992 (destor_dtor_section_asm_out_destructor): Likewise.
16993 (default_named_section_asm_out_constructor): Likewise.
16994 (default_ctor_section_asm_out_constructor): Likewise.
16995 * config.gcc (*-*-vxworks*): Include vxworks.o.
16996 * config/t-vxworks (vxworks.o): New target.
16997 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16998 (TARGET_ASM_CONSTRUCTOR): Define.
16999 (TARGET_ASM_DESTRUCTOR): Likewise.
17000 (vxworks_asm_out_constructor): Declare.
17001 (vxworks_asm_out_destructor): Likewise.
17003 * c-common.c (get_priority): Check that we have not just an
17004 INTEGER_CST, but an integer constant with integeral type.
17006 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17008 PR tree-optimization/30938
17009 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17010 use &dt[nargs-1] instead of &dt[nargs] in the call to
17011 vect_is_simple_use().
17013 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17015 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17016 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17017 Do not attempt to handle MEM inside auto-inc expressions.
17018 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17019 of a register modified by an auto-inc expression. However, do handle
17020 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17021 (elimination_effects): Prohibit elimination of a register modified
17022 by an auto-inc expression. Disable register elimination rules whose
17023 target register is modified by an auto-inc expression with variable
17026 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17028 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17030 (array_at_struct_end_p): New function.
17031 (idx_infer_loop_bounds): Use it.
17032 (estimate_numbers_of_iterations_loop): Export.
17033 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17034 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17035 (tree_estimate_probability): Call record_loop_exits.
17036 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17037 (estimated_loop_iterations, estimated_loop_iterations_int,
17038 estimated_loop_iterations_tree): New functions.
17039 (analyze_siv_subscript_cst_affine,
17040 compute_overlap_steps_for_affine_1_2,
17041 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17042 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17043 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17044 (PRED_LOOP_ITERATIONS_GUESSED): New.
17045 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17046 * cfgloop.h (estimate_numbers_of_iterations_loop,
17047 estimated_loop_iterations_int): Declare.
17049 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17051 * doc/extend.texi: Document optional priority argument to
17052 constructors and destructors.
17053 * tree.c (init_priority_for_decl): Adjust GTY markers.
17054 (init_ttree): Use priority-info hash functions for
17055 init_priority_for_decl.
17056 (tree_map_eq): Rename to ...
17057 (tree_map_base_eq): ... this.
17058 (tree_map_marked_p): Rename to ...
17059 (tree_map_base_marked_p): ... this.
17060 (tree_map_base_hash): New function.
17061 (decl_init_priority_lookup): Rework.
17062 (decl_fini_priority_lookup): New function.
17063 (decl_priority_info): New function.
17064 (decl_init_priority_insert): Use it.
17065 (decl_fini_priority_insert): Likewise.
17066 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17068 (decl_restrict_base_insert): Likewise.
17069 (decl_debug_expr_insert): Likewise.
17070 (decl_value_expr_lookup): Likewise.
17071 (decl_value_expr_insert): Likewise.
17072 * tree.h (priority_type): New type.
17073 (decl_init_priority_lookup): Use priority_type.
17074 (decl_fini_priority_lookup): New function.
17075 (decl_init_priority_insert): Use priority_type.
17076 (decl_fini_priority_insert): New function.
17077 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17078 (DECL_INIT_PRIORITY): Likewise.
17079 (SET_DECL_INIT_PRIORITY): Add comment.
17080 (DECL_FINI_PRIORITY): New macro.
17081 (SET_DECL_FINI_PRIORITY): Likewise.
17082 (DEFAULT_INIT_PRIORITY): Document.
17083 (MAX_INIT_PRIORITY): Likewise.
17084 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17085 (tree_map_base): New type.
17086 (tree_map_base_eq): New function.
17087 (tree_map_base_hash): Likewise.
17088 (tree_map_base_marked_p): Likewise.
17089 (tree_map): Inherit from tree_map_base.
17090 (tree_map_eq): Make it a macro.
17091 (tree_map_marked_p): Likewise.
17092 (tree_int_map): Inherit from tree_map_base.
17093 (tree_int_map_eq): Make it a macro.
17094 (tree_int_map_hash): Likewise.
17095 (tree_int_map_marked_p): Likewise.
17096 (tree_priority_map): New type.
17097 (tree_priority_map_eq): New macro.
17098 (tree_priority_map_hash): Likewise.
17099 (tree_priority_map_marked_p): Likewise.
17100 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17102 (emutls_common_1): Likewise.
17103 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17104 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17105 of tree_map hierarchy.
17106 * tree-cfg.c (move_stmt_r): Likewise.
17107 (new_label_mapper): Likewise.
17108 * c-tree.h (c_expand_body): Move to ...
17109 * c-common.h (c_expand_body): ... here.
17110 * c-decl.c (c_expand_body): Move to ...
17111 * c-common.c (c_expand_body): ... here.
17112 (c_common_attribute_table): Allow 1 argument for the constructor
17113 and destructor attributes.
17114 (get_priority): New function.
17115 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17116 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17118 2007-02-24 Jan Hubicka <jh@suse.cz>
17120 PR middle-end/30509
17121 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17122 copying for inlining.
17124 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17125 Jan Hubicka <jh@suse.cz>
17128 * i386.c (counter_mode): New function.
17129 (expand_set_or_movmem_via_loop): Use it.
17130 (expand_movmem_epilogue): Likewise; fix pasto.
17131 (ix86_expand_movmem): Do emit guard even for constant counts.
17132 (ix86_expand_setmem): Likewise.
17134 2007-02-25 Nick Clifton <nickc@redhat.com>
17136 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17137 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17139 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17142 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17143 count argument with 0x10, not with 0x16.
17144 (expand_setmem_epilogue): Ditto.
17146 2007-02-24 Mike Stump <mrs@apple.com>
17148 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17151 2007-02-24 Richard Guenther <rguenther@suse.de>
17153 PR middle-end/30951
17154 * fold-const.c (fold_binary): Fold x +- CST op x for
17155 EQ_EXPR and NE_EXPR.
17157 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17159 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17161 2007-02-24 Jan Hubicka <jh@suse.cz>
17163 * cgraphunit.c (decide_is_function_needed): Honor
17164 -fkeep-inline-functions.
17166 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17168 * builtins.c (fold_builtin_modf): New.
17169 (fold_builtin_2): Use it.
17171 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17173 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17174 (determine_max_iter): Take additional LOOP arg; all callers changed.
17175 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17176 one using simplifications.
17177 (simplify_using_initial_values): Return if the expression becomes
17178 invalid due to altered regs.
17180 2007-02-23 DJ Delorie <dj@redhat.com>
17182 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17184 2007-02-23 Mike Stump <mrs@apple.com>
17186 * tlink.c (scan_linker_output): Parse linker messages from
17187 darwin9's linker better.
17189 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17192 * varpool.c (varpool_assemble_pending_decls): Set
17193 varpool_last_needed_node to null.
17195 2007-02-23 DJ Delorie <dj@redhat.com>
17197 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17198 alignment bigger than the object file can handle.
17200 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17203 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17204 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17205 (*movsf_1): Penalize MMX moves.
17207 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17209 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17210 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17212 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17214 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17216 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17217 (fold_builtin_1): Use them.
17218 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17219 BUILT_IN_SIGNIFICAND.
17221 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17223 * config/i386/i386.c (bdesc_1arg): Initialize
17224 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17225 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17226 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17227 and IX86_BUILTIN_MOVSLDUP.
17229 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17231 PR rtl-optimization/30841
17232 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17234 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17236 * builtins.c (fold_builtin_frexp): New.
17237 (fold_builtin_2): Use it.
17239 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17241 * doc/invoke.texi (Spec Files): Document getenv spec function.
17243 * gcc.c (getenv_spec_function): New function.
17244 (static_spec_functions): Add it.
17245 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17246 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17249 2007-02-22 Michael Matz <matz@suse.de
17252 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17253 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17255 2007-02-22 Ian Lance Taylor <iant@google.com>
17258 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17259 (mem_loc_descriptor): Call it.
17261 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17262 Ira Rosen <irar@il.ibm.com>
17264 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17266 2007-02-22 Ira Rosen <irar@il.ibm.com>
17268 PR tree-optimization/30843
17269 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17270 stores only after all the group is vectorized.
17272 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17274 PR tree-optimization/30858
17275 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17276 in the reduction cycle have a single use in the loop.
17277 * tree-vectorizer.h (relevant): Add documentation.
17279 2007-02-20 Mike Stump <mrs@apple.com>
17281 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17282 * configure: Regenerate.
17284 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17286 Change the defaults of some parameters and options.
17287 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17288 * config/spu/spu.c (spu_optimization_options): Add.
17289 (spu_override_options): Change params in spu_optimization_options.
17290 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17292 Register 127 is only 16 byte aligned when used as a frame pointer.
17293 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17294 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17295 HARD_FRAME_POINTER_REGNUM.
17296 (spu_legitimate_address): Use regno_aligned_for_reload.
17297 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17298 aligned when frame_pointer_needed is true.
17299 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17301 * config/spu/spu.h (INIT_EXPANDERS): Define.
17303 Make sure shift and rotate instructions have valid immediate operands.
17304 * config/spu/predicates.md (spu_shift_operand): Remove.
17305 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17306 * config/spu/constraints.md (W, O): Extend range.
17307 * config/spu/spu.md (umask, nmask): Define.
17308 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17309 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17310 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17311 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17312 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17313 (lshr<mode>3_reg): Fix rtl description.
17315 Make sure mulhisi immediate operands are valid.
17316 * config/spu/predicates.md (imm_K_operand): Add.
17317 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17319 Generate constants using fsmbi and andi.
17320 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17321 (print_operand, spu_split_immediate, classify_immediate,
17322 fsmbi_const_p): Handle IC_FSMBI2.
17324 Correctly handle a CONST_VECTOR containing symbols.
17325 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17326 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17327 (immediate_load_p): Allow symbols that use 2 instructions to create.
17328 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17329 with symbols when flag_pic is set.
17330 (const_vector_immediate_p): New.
17331 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17332 accept a CONST_VECTOR with symbols.
17333 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17334 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17336 * config/spu/spu.md (high, low): Delete.
17337 (low_<mode>): Define.
17339 Remove INTRmode and INTR_REGNUM, which didn't work.
17340 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17342 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17343 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17344 peephole2 pattern): Don't use INTR or 131.
17345 (movintrcc): Delete.
17346 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17347 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17348 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17349 (UNSPEC_SET_INTR): Add.
17350 * config/spu/spu-modes.def (INTR): Remove.
17352 More accurate warnings about run-time relocations.
17353 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17355 Correctly warn about immediate arguments to specific intrinsics.
17356 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17357 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17358 the instruction predicate.
17360 Fix tree check errors with latest update.
17361 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17363 (spu_expand_builtin): Use CALL_EXPR_FN.
17365 Add missing specific intrinsics.
17366 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17368 * config/spu/spu_internals.h: Ditto.
17370 Fix incorrect operand modifiers.
17371 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17372 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17374 Optimize one case of zero_extend of a vec_select.
17375 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17377 Accept any immediate for hbr.
17378 * config/spu/spu.md (hbr): Change s constraints to i.
17380 2007-02-21 Paul Brook <paul@codesourcery.com>
17382 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17383 condexec_count when skipping USE and CLOBBER.
17385 2007-02-21 Nick Clifton <nickc@redhat.com>
17387 * common.opt (Warray-bounds): Add Warning attribute.
17388 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17390 (fsized-zeroes): Add Optimization attribute.
17391 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17392 * c.opt (Wc++0x-compat): Add Warning attribute.
17394 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17396 PR middle-end/30761
17397 * reload1.c (eliminate_regs_in_insn): In the single_set special
17398 case, attempt to re-recognize the insn before falling back to
17399 having reload fix it up.
17401 2007-02-20 Eric Christopher <echristo@gmail.com>
17403 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17404 Rewrite accordingly.
17405 (frv_read_iacc_argument): Ditto.
17406 (frv_expand_set_builtin): Take a call instead of arglist, update for
17408 (frv_expand_unop_builtin): Ditto.
17409 (frv_expand_binop_builtin): Ditto.
17410 (frv_expand_cut_builtin): Ditto.
17411 (frv_expand_binopimm_builtin): Ditto.
17412 (frv_expand_voidbinop_builtin): Ditto.
17413 (frv_expand_int_void2arg): Ditto.
17414 (frv_expand_prefetches): Ditto.
17415 (frv_expand_voidtriop_builtin): Ditto.
17416 (frv_expand_voidaccop_builtin): Ditto.
17417 (frv_expand_load_builtin): Ditto.
17418 (frv_expand_store_builtin): Ditto.
17419 (frv_expand_mdpackh_builtin): Ditto.
17420 (frv_expand_mclracc_builtin): Ditto.
17421 (frv_expand_mrdacc_builtin): Ditto.
17422 (frv_expand_mwtacc_builtin): Ditto.
17423 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17426 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17428 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17429 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17431 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17432 point instructions.
17433 * configure: Regenerate.
17434 * config.in: Regenerate.
17435 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17436 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17437 masks to power6 and power6x and to POWERPC_MASKS.
17438 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17440 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17441 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17442 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17443 Access PROTOTYPE as variable, not mask.
17445 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17447 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17448 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17449 * combine.c (adjust_for_new_dest): Use it.
17450 * postreload.c (reload_combine): Likewise.
17452 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17454 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17455 notes on an insn with multiple sets, even if single_set returns
17456 non-NULL for that insn.
17458 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17460 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17461 scalbn and scalbln.
17463 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17465 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17466 if user didn't pass it.
17467 * config/i386/darwin.h (CC1_SPEC): Likewise.
17468 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17469 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17470 -mmacosx-version-min.
17472 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17473 Uros Bizjak <ubizjak@gmail.com>
17475 * optabs.h (enum optab_index): Add new OTI_scalb.
17476 (scalb_optab): Define corresponding macro.
17477 * optabs.c (init_optabs): Initialize scalb_optab.
17478 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17480 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17481 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17482 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17483 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17484 flag_unsafe_math_optimizations is set.
17486 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17487 to implement scalbf, scalb and scalbl built-ins as inline x87
17490 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17491 DJ Delorie <dj@redhat.com>
17494 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17495 (diagnostic_report_diagnostic): ... here, and turn them into real
17496 errors. If warnings are inhibited, no need to do anything.
17498 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17500 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17501 better code generation.
17503 2007-02-20 Ben Elliston <bje@au.ibm.com>
17505 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17507 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17509 * config/alpha/alpha.c, config/alpha/alpha.md,
17510 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17511 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17512 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17513 config/arm/lib1funcs.asm: Follow spelling conventions.
17515 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17516 config/fr30/fr30.md, config/i386/i386.h,
17517 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17518 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17519 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17520 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17521 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17522 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17523 config/sparc/sparc.c, config/sparc/sparc.h,
17524 config/sparc/sparc.md, config/spu/constraints.md,
17525 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17528 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17531 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17534 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17536 * doc/invoke.texi (-ftree-lrs): Remove.
17538 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17540 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17543 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17545 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17546 new CALL_EXPR_FN macro for retrieving the function
17547 declaration of the input expression.
17549 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17551 * c.opt (Waddress): New.
17552 * common.opt (Walways-true): Delete.
17553 (Wstring-literal-comparison): Delete.
17554 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17555 -Wstring-literal-comparison. Add -Waddress.
17557 (Walways-true): Delete.
17558 (Wstring-literal-comparison): Delete.
17559 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17560 consistently instead of -Walways-true in example.
17561 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17562 * c-typeck.c (parser_build_binary_op): Replace
17563 -Wstring-literal-comparison and -Walways-true with -Waddress.
17564 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17567 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17569 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17570 without DECL_STRUCT_FUNCTION initialized.
17572 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17574 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17575 due to calls to functions taking pointers as parameters.
17577 2007-02-19 Richard Henderson <rth@redhat.com>
17580 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17583 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17585 * config/s390/s390.c (s390_call_saved_register_used,
17586 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17587 accessed to the new scheme.
17589 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17591 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17592 (cris_print_index, cris_print_operand, cris_print_operand_address)
17593 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17594 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17595 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17596 GET_CODE () == xxx.
17597 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17598 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17599 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17600 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17601 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17602 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17603 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17604 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17605 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17606 (uminsi3, call, call_value): Ditto.
17607 (define_split: indir_to_reg_split, unnamed): Ditto.
17609 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17611 PR tree-optimization/30975
17612 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17615 2007-02-18 Eric Christopher <echristo@gmail.com>
17617 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17618 Remove use of arglist.
17619 (mips_expand_builtin): Remove use of arglist, pass in expr.
17620 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17621 (mips_expand_builtin_movtf): Ditto.
17622 (mips_expand_builtin_compare): Ditto.
17624 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17626 * tree-sra.c (sra_build_assignment): Replace assertion
17627 checking with a comment explaining why it can't be done.
17629 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17631 PR middle-end/30833
17632 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17633 during CALL_EXPR representation conversion.
17634 * tree-ssa-propagate.c (set_rhs): Likewise.
17636 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17638 * tree-sra.c (sra_build_assignment): Disable assertion checking
17641 2007-02-18 Roger Sayle <roger@eyesopen.com>
17643 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17644 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17645 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17647 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17648 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17649 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17650 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17651 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17652 force_gimple_operand): Likewise.
17653 * ipa-cp.c (constant_val_insert): Likewise.
17654 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17655 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17656 perfect_nestify): Likewise.
17657 * langhooks.c (lhd_omp_assignment): Likewise.
17658 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17659 lower_copyprivate_clauses, lower_send_clauses,
17660 lower_send_shared_vars, expand_parallel_call,
17661 expand_omp_for_generic, expand_omp_for_static_nochunk,
17662 expand_omp_for_static_chunk, expand_omp_sections,
17663 lower_omp_single_copy, lower_omp_for_lastprivate,
17664 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17665 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17666 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17669 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17671 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17672 config/sh/sh.md: Follow spelling conventions.
17674 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17675 config/frv/predicates.md: Follow spelling conventions.
17677 * config/m68k/linux-unwind.h: Fix a comment typo.
17678 * target.h: Follow spelling conventions.
17680 2007-02-18 Roger Sayle <roger@eyesopen.com>
17682 PR rtl-optimization/28173
17683 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17684 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17685 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17686 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17687 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17689 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17691 * builtins.c (fold_builtin_load_exponent): New.
17692 (fold_builtin_2): Use it.
17694 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17696 PR rtl-optimization/30773
17697 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17698 if we fail to attach a REG_EQUIV note.
17700 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17701 Roger Sayle <roger@eyesopen.com>
17703 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17705 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17707 * calls.c (initialize_argument_information): Pass original EXP
17708 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17709 code to split complex arguments here, as part of initializing the
17711 (expand_call): Remove code that builds a list of arguments and
17712 inserts implicit arguments into it. Instead, just count how many
17713 implicit arguments there will be so we can determine the size of
17714 the ARGS array, and let initialize_argument_information do the work.
17715 (split_complex_values): Delete unused function.
17717 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17719 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17721 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17723 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17724 for arg pointer based indexed addressing.
17726 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17728 * config/ia64/ia64.h, config/ia64/ia64.md,
17729 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17730 spelling conventions.
17732 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17734 * config/m68k/m68k.c (split_di): New.
17735 * config/m68k/m68k-protos.h: Declare split_di.
17736 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17737 Improve predicate handling and split constant shifts.
17739 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17741 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17742 parameter for register bitfield operations, general predicates
17745 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17747 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17748 * config/m68k/linux-unwind.h: New file.
17750 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17752 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17753 config/i386/athlon.md, config/ia64/ia64.md,
17754 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17755 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17756 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17757 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17758 tree-vect-transform.c: Fix comment typos.
17760 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17762 * sched-deps.c (find_insn_list): Remove.
17763 * sched-int.h: Remove the prototype for find_insn_list.
17765 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17767 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17769 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17770 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17771 darwin_rs6000_override_options.
17772 (C_COMMON_OVERRIDE_OPTIONS): Expect
17773 darwin_macosx_version_min to be non-NULL always.
17774 (TARGET_C99_FUNCTIONS): Likewise.
17775 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17776 (DARWIN_MINVERSION_SPEC): New.
17777 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17778 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17780 (DARWIN_MINVERSION_SPEC): New.
17781 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17783 * config/darwin-c.c (darwin_cpp_builtins): Expect
17784 darwin_macosx_version_min to be non-NULL always.
17786 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17788 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17790 * config/i386/i386.h (x86_use_xchgb): New.
17791 (TARGET_USE_XCHGB): New macro.
17792 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17793 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17794 Split after reload into bswaphi for shifts of 8.
17795 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17796 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17797 or when optimizing for size.
17799 2007-02-16 Richard Guenther <rguenther@suse.de>
17800 Christian Bruel <christian.bruel@st.com>
17802 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17803 DECLs but prefer SSA_NAMEs over DECLs.
17805 2007-02-16 Richard Guenther <rguenther@suse.de>
17807 * tree-flow-inline.h (single_imm_use_p): Remove.
17808 (zero_imm_uses_p): Likewise.
17809 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17810 instead of single_imm_use_p.
17811 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17814 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17817 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17818 nested double- and backquotes.
17820 2007-02-15 Roger Sayle <roger@eyesopen.com>
17822 PR middle-end/30391
17823 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17824 should be unreachable.
17825 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17826 For the time being redirect GIMPLE_MODIFY_STMT to the new
17827 (renamed) build_gimple_modify_stmt_stat.
17828 (build2_gimple_stat): Rename to...
17829 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17830 Always build a GIMPLE_MODIFY_STMT node.
17831 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17832 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17835 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17836 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17837 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17838 expand_complex_div_wide): Likewise.
17839 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17840 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17841 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17842 * tree-ssa-loop-manip.c (create_iv): Likewise.
17843 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17844 abs_replacement): Likewise.
17845 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17846 realify_fake_stores): Likewise.
17848 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17849 node rather than a GIMPLE_MODIFY_STMT node.
17850 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17851 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17853 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17854 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17855 GIMPLE_MODIFY_STMT.
17857 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17859 PR middle-end/30433
17860 * fold-const.c (fold_comparison): Add back the
17861 folding of constant complex comparisions.
17863 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17865 PR middle-end/30729
17866 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17867 effects unknown to this function, return early.
17869 2007-02-15 Ian Lance Taylor <iant@google.com>
17871 * lower-subreg.c (move_eh_region_note): New static function.
17872 (resolve_simple_move): Call it.
17873 (decompose_multiword_subregs): Track blocks for which we resolve a
17874 simple move which is also a control flow insn. Pass them to
17875 find_many_sub_basic_blocks.
17876 (pass_lower_subreg): Add TODO_verify_flow.
17877 (pass_lower_subreg2): Likewise.
17879 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17880 Brooks Moses <brooks.moses@codesourcery.com>
17881 Lee Millward <lee.millward@codesourcery.com>
17883 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17884 (VL_EXP_CLASS_P): New.
17885 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17887 (TREE_OPERAND_CHECK_CODE): Likewise.
17888 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17889 (TREE_RTL_OPERAND_CHECK): Likewise.
17890 (tree_operand_check_failed): Make second parameter the whole tree
17891 instead of its code. Fixed callers.
17892 (VL_EXP_CHECK): New.
17893 (TREE_OPERAND_LENGTH): New.
17894 (VL_EXP_OPERAND_LENGTH): New.
17895 (CALL_EXPR_FN): New.
17896 (CALL_EXPR_STATIC_CHAIN): New.
17897 (CALL_EXPR_ARGS): New.
17898 (CALL_EXPR_ARG): New.
17899 (call_expr_nargs): New.
17900 (CALL_EXPR_ARGP): New.
17901 (build_nt_call_list): Declare.
17902 (build_vl_exp_stat): Declare.
17903 (build_vl_exp): New.
17904 (build_call_list): Declare.
17905 (build_call_nary): Declare.
17906 (build_call_valist): Declare.
17907 (build_call_array): Declare.
17908 (call_expr_arg): Declare.
17909 (call_expr_argp): Declare.
17910 (call_expr_arglist): Declare.
17911 (fold_build_call_list): Declare.
17912 (fold_build_call_list_initializer): Declare.
17913 (fold_call_expr): Declare to replace fold_builtin.
17914 (fold_builtin_fputs): Update to agree with modified definition.
17915 (fold_builtin_strcpy): Likewise.
17916 (fold_builtin_strncpy): Likewise.
17917 (fold_builtin_memory_chk): Likewise.
17918 (fold_builtin_stxcpy_chk): Likewise.
17919 (fold_builtin_strncpy_chk): Likewise.
17920 (fold_builtin_next_arg): Likewise.
17921 (fold_build_call_expr): Declare.
17922 (fold_builtin_call_list): Declare.
17923 (fold_builtin_call_valist): Declare.
17924 (build_call_expr): Declare.
17925 (validate_arglist): Update to agree with modified definition.
17926 (tree_operand_length): New.
17927 (call_expr_arg_iterator): New.
17928 (init_call_expr_arg_iterator): New.
17929 (next_call_expr_arg): New.
17930 (first_call_expr_arg): New.
17931 (more_call_expr_args_p): New.
17932 (FOR_EACH_CALL_EXPR_ARG): New.
17934 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17935 and tcc_gimple_stmt.
17936 (tree_code_size): Update documentation. Use sizeof (tree) rather
17937 than sizeof (char *).
17938 (tree_size): Likewise. Add case for tcc_vl_exp.
17939 (tree_node_structure): Add case for tcc_vl_exp.
17940 (contains_placeholder_p): Likewise.
17941 (substitute_in_expr): Likewise.
17942 (substitute_placeholder_in_expr): Likewise.
17943 (stabilize_reference_1): Likewise.
17944 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17945 to diagnose breakage of this interface for constructing CALL_EXPRs.
17946 (build_nt): Add similar assertion here.
17947 (build_nt_call_list): New.
17948 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17949 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17951 (get_callee_fndecl): Use new CALL_EXPR accessors.
17952 (tree_operand_check_failed): Change parameters to pass entire node
17953 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17954 (process_call_operands): New.
17955 (build_vl_exp_stat): New.
17956 (build_call_list): New.
17957 (build_call_nary): New.
17958 (build_call_valist): New.
17959 (build_call_array): New.
17960 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17961 (call_expr_arglist): New.
17963 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17964 tcc_vl_exp instead of a fixed-size tcc_expression.
17966 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17967 accessors for CALL_EXPRs.
17968 (AGGR_INIT_EXPR): Likewise.
17970 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17971 Brooks Moses <brooks.moses@codesourcery.com>
17972 Lee Millward <lee.millward@codesourcery.com>
17974 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17975 (expand_builtin_nonlocal_goto): Change parameter to be entire
17976 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17977 (expand_builtin_prefetch): Likewise.
17978 (expand_builtin_classify_type): Likewise.
17979 (mathfn_built_in): Return NULL_TREE instead of 0.
17980 (expand_errno_check): Use new CALL_EXPR accessors.
17981 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17982 Return NULL_RTX instead of 0.
17983 (expand_builtin_mathfn_2): Likewise.
17984 (expand_builtin_mathfn_3): Likewise.
17985 (expand_builtin_interclass_mathfn): Likewise.
17986 (expand_builtin_sincos): Likewise.
17987 (expand_builtin_cexpi): Likewise.
17988 (expand_builtin_int_roundingfn): Likewise.
17989 (expand_builtin_int_roundingfn_2): Likewise.
17990 (expand_builtin_pow): Likewise.
17991 (expand_builtin_powi): Likewise.
17992 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17993 of arglist, fixing callers appropriately. Use new CALL_EXPR
17994 accessors and constructors. Return NULL_RTX instead of 0.
17995 (expand_builtin_strstr): Likewise.
17996 (expand_builtin_strchr): Likewise.
17997 (expand_builtin_strrchr): Likewise.
17998 (expand_builtin_strpbrk): Likewise.
17999 (expand_builtin_memcpy): Likewise.
18000 (expand_builtin_mempcpy): Likewise.
18001 (expand_builtin_mempcpy_args): New.
18002 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18003 (expand_builtin_memmove_args): New.
18004 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18005 (expand_movstr): Likewise.
18006 (expand_builtin_strcpy): Likewise.
18007 (expand_builtin_strcpy_args): New.
18008 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18009 (expand_builtin_strncpy): Likewise.
18010 (expand_builtin_memset): Likewise.
18011 (expand_builtin_memset_args): New.
18012 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18013 (expand_builtin_memcmp): Likewise.
18014 (expand_builtin_strcmp): Likewise.
18015 (expand_builtin_strncmp): Likewise.
18016 (expand_builtin_strcat): Likewise.
18017 (expand_builtin_strncat): Likewise.
18018 (expand_builtin_strspn): Likewise.
18019 (expand_builtin_strcspn): Likewise.
18020 (expand_builtin_args_info): Likewise.
18021 (expand_builtin_va_start): Likewise.
18022 (gimplify_va_arg_expr): Likewise.
18023 (expand_builtin_va_end): Likewise.
18024 (expand_builtin_va_copy): Likewise.
18025 (expand_builtin_frame_address): Likewise.
18026 (expand_builtin_alloca): Likewise.
18027 (expand_builtin_bswap): Likewise.
18028 (expand_builtin_unop): Likewise.
18029 (expand_builtin_fputs): Likewise.
18030 (expand_builtin_expect): Likewise.
18031 (expand_builtin_fabs): Likewise.
18032 (expand_builtin_copysign): Likewise.
18033 (expand_builtin_printf): Likewise.
18034 (expand_builtin_fprintf): Likewise.
18035 (expand_builtin_sprintf): Likewise.
18036 (expand_builtin_init_trampoline): Likewise.
18037 (expand_builtin_signbit): Likewise.
18038 (expand_builtin_fork_or_exec): Likewise.
18039 (expand_builtin_sync_operation): Likewise.
18040 (expand_builtin_compare_and_swap): Likewise.
18041 (expand_builtin_lock_test_and_set): Likewise.
18042 (expand_builtin_lock_release): Likewise.
18043 (expand_builtin): Likewise.
18044 (builtin_mathfn_code): Likewise.
18046 (fold_builtin_constant_p): Pass call arguments individually instead
18047 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18048 accessors and constructors. Return NULL_TREE instead of 0.
18049 (fold_builtin_expect): Likewise.
18050 (fold_builtin_classify_type): Likewise.
18051 (fold_builtin_strlen): Likewise.
18052 (fold_builtin_nan): Likewise.
18053 (integer_valued_real_p): Likewise.
18054 (fold_trunc_transparent_mathfn): Likewise.
18055 (fold_fixed_mathfn): Likewise.
18056 (fold_builtin_cabs): Likewise.
18057 (fold_builtin_sqrt): Likewise.
18058 (fold_builtin_cbrt): Likewise.
18059 (fold_builtin_cos): Likewise.
18060 (fold_builtin_cosh): Likewise.
18061 (fold_builtin_tan): Likewise.
18062 (fold_builtin_sincos): Likewise.
18063 (fold_builtin_cexp): Likewise.
18064 (fold_builtin_trunc): Likewise.
18065 (fold_builtin_floor): Likewise.
18066 (fold_builtin_ceil): Likewise.
18067 (fold_builtin_round): Likewise.
18068 (fold_builtin_int_roundingfn): Likewise.
18069 (fold_builtin_bitop): Likewise.
18070 (fold_builtin_bswap): Likewise.
18071 (fold_builtin_logarithm): Likewise.
18072 (fold_builtin_hypot): Likewise.
18073 (fold_builtin_pow): Likewise.
18074 (fold_builtin_powi): Likewise.
18075 (fold_builtin_exponent): Likewise.
18076 (fold_builtin_memset): Likewise.
18077 (fold_builtin_bzero): Likewise.
18078 (fold_builtin_memory_op): Likewise.
18079 (fold_builtin_bcopy): Deleted; call site changed to invoke
18080 fold_builtin_memory_op directly.
18081 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18082 (fold_builtin_strncpy): Likewise.
18083 (fold_builtin_memcmp): Likewise.
18084 (fold_builtin_strcmp): Likewise.
18085 (fold_builtin_strncmp): Likewise.
18086 (fold_builtin_signbit): Likewise.
18087 (fold_builtin_copysign): Likewise.
18088 (fold_builtin_isascii): Likewise.
18089 (fold_builtin_toascii): Likewise.
18090 (fold_builtin_isdigit): Likewise.
18091 (fold_builtin_fabs): Likewise.
18092 (fold_builtin_abs): Likewise.
18093 (fold_builtin_fmin_fmax): Likewise.
18094 (fold_builtin_carg): Likewise.
18095 (fold_builtin_classify): Likewise.
18096 (fold_builtin_unordered_cmp): Likewise.
18098 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18099 New functions split out from fold_builtin_1.
18100 (fold_builtin_n): New.
18101 (fold_builtin_varargs): New.
18102 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18104 (fold_call_expr): New.
18105 (build_function_call_expr): Rewrite to use new helper function.
18106 (fold_builtin_call_list): New.
18107 (build_call_expr): New.
18108 (fold_builtin_call_valist): New.
18109 (rewrite_call_expr): New.
18110 (validate_arg): New.
18111 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18112 of an arglist. Change return type to bool. Use new CALL_EXPR
18115 (fold_builtin_strstr): Pass call arguments individually instead
18116 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18117 accessors and constructors. Return NULL_TREE instead of 0.
18118 (fold_builtin_strchr): Likewise.
18119 (fold_builtin_strrchr): Likewise.
18120 (fold_builtin_strpbrk): Likewise.
18121 (fold_builtin_strcat): Likewise.
18122 (fold_builtin_strncat): Likewise.
18123 (fold_builtin_strspn): Likewise.
18124 (fold_builtin_strcspn): Likewise.
18125 (fold_builtin_fputs): Likewise.
18126 (fold_builtin_next_arg): Likewise.
18127 (fold_builtin_sprintf): Likewise.
18129 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18130 NULL_RTX instead of 0.
18131 (expand_builtin_memory_chk): Likewise.
18132 (maybe_emit_chk_warning): Likewise.
18133 (maybe_emit_sprintf_chk_warning): Likewise.
18135 (fold_builtin_object_size): Pass call arguments individually instead
18136 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18137 accessors and constructors. Return NULL_TREE instead of 0.
18138 (fold_builtin_memory_chk): Likewise.
18139 (fold_builtin_stxcpy_chk): Likewise.
18140 (fold_builtin_strncpy_chk): Likewise.
18141 (fold_builtin_strcat_chk): Likewise.
18142 (fold_builtin_strcat_chk): Likewise.
18143 (fold_builtin_strncat_chk): Likewise.
18144 (fold_builtin_sprintf_chk): Likewise.
18145 (fold_builtin_snprintf_chk): Likewise.
18146 (fold_builtin_printf): Likewise.
18147 (fold_builtin_vprintf): Likewise.
18149 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18151 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18152 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18153 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18154 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18155 (fold_unary): Likewise.
18156 (fold_binary): Likewise.
18157 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18158 ternary expressions.
18159 (fold): Add logic for tcc_vl_exp.
18160 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18161 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18162 (fold_build3_stat): Add assertion to flag broken interface for
18163 constructing CALL_EXPRs.
18164 (fold_build_call_list): New.
18165 (fold_build_call_list_initializer): New.
18166 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18168 (fold_strip_sign_ops): Likewise.
18170 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18171 Brooks Moses <brooks.moses@codesourcery.com>
18172 Lee Millward <lee.millward@codesourcery.com>
18174 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18175 accessors and dump arguments explicitly.
18177 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18179 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18181 (print_call_name): Use new CALL_EXPR accessors.
18183 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18184 CALL_EXPR arguments explicitly instead of as a list. Use
18185 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18187 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18188 (vrp_visit_stmt): Likewise.
18190 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18191 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18193 (force_move_till_expr): Likewise.
18195 * targhooks.c (default_external_stack_protect_fail): Use
18196 build_call_expr instead of build_function_call_expr.
18197 (default_hidden_stack_protect_fail): Likewise.
18199 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18202 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18203 and walk arguments explicitly.
18205 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18206 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18207 (expand_simple_operations): Likewise.
18208 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18210 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18211 of TREE_CODE_LENGTH.
18212 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18214 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18215 instead of TREE_CODE_LENGTH.
18217 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18218 (tree_ic_transform): Likewise.
18219 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18220 parameter instead of arglist. Fix callers.
18221 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18222 (tree_stringops_transform): Likewise.
18223 (tree_indirect_call_to_profile): Likewise.
18224 (tree_stringops_values_to_profile): Likewise.
18226 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18227 (eliminate_tail_call): Likewise.
18229 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18231 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18232 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18234 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18236 * omp-low.c (build_omp_barrier): Use build_call_expr.
18237 (lower_rec_input_clauses): Likewise.
18238 (lower_reduction_clauses): Likewise.
18239 (expand_parallel_call): Likewise.
18240 (maybe_catch_exception): Likewise.
18241 (expand_omp_for_generic): Likewise.
18242 (expand_omp_for_static_nochunk): Likewise.
18243 (expand_omp_sections): Likewise.
18244 (lower_omp_single_simple): Likewise.
18245 (lower_omp_single_copy): Likewise.
18246 (lower_omp_master): Likewise.
18247 (lower_omp_ordered): Likewise.
18248 (lower_omp_critical): Likewise.
18250 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18251 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18253 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18254 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18255 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18257 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18258 and generalize to handle any number of operands.
18259 (chrec_contains_undetermined): Likewise.
18260 (tree_contains_chrecs): Likewise.
18261 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18263 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18265 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18266 fold_call_expr instead of fold_builtin.
18267 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18268 match declarations there.
18269 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18272 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18273 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18275 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18276 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18278 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18281 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18282 (execute_cse_sincos): Use new CALL_EXPR accessors.
18284 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18286 * gimple-low.c (lower_function_body): Use build_call_expr.
18287 (lower_builtin_setjmp): Likewise.
18289 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18290 (set_storage_via_libcall): Likewise.
18291 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18292 instead of TREE_CODE_LENGTH.
18293 (expand_expr_real_1): Use new CALL_EXPR accessors.
18295 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18296 generalize to handle any number of operands.
18297 (TB_parent_eq): Likewise.
18299 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18300 (strip_builtin_expect): Likewise.
18302 * function.c (gimplify_parameters): Use build_call_expr.
18304 * tree-vectorizer.c (vect_is_simple_reduction): Use
18305 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18307 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18308 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18310 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18313 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18314 (gimplify_decl_expr): Likewise.
18315 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18316 Use new CALL_EXPR iterators.
18317 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18318 (gimplify_modify_expr_to_memset): Likewise.
18319 (gimplify_variable_sized_compare): Likewise.
18320 (gimplify_omp_atomic_fetch_op): Likewise.
18321 (gimplify_omp_atomic_pipeline): Likewise.
18322 (gimplify_omp_atomic_mutex): Likewise.
18323 (gimplify_function_tree): Likewise.
18325 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18326 (call_expr_flags): Likewise.
18327 (expand_call): Likewise.
18329 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18330 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18333 * coverage.c (create_coverage): Use build_call_expr.
18335 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18336 (temp_call_expr_obstack): New.
18337 (pool_copy_list): Delete.
18338 (temp_copy_call_expr): New.
18339 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18340 CALL_EXPR accessors. Get rid of special goo for copying argument
18341 lists and use temp_copy_call_expr instead.
18342 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18343 CALL_EXPR accessors.
18344 (create_expression_by_pieces): Likewise. Use build_call_array
18345 to construct the result instead of fold_build3.
18346 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18347 dealing with argument lists.
18348 (init_pre): Remove references to expression_node_pool and
18349 list_node_pool. Init temp_call_expr_obstack instead.
18350 (fini_pre): Remove references to expression_node_pool and
18353 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18354 and walk arguments explicitly instead of as a list.
18356 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18357 (mx_register_decls): Likewise.
18358 (mudflap_register_call): Likewise.
18359 (mudflap_finish_file): Likewise.
18361 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18362 (ipa_callsite_compute_param): Likewise.
18364 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18365 accessors and constructor.
18367 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18368 accessors and constructor.
18369 (convert_tramp_reference): Likewise.
18370 (convert_call_expr): Likewise.
18371 (finalize_nesting_tree_1): Likewise.
18373 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18376 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18378 * tree-inline.c (initialize_inlined_parameters): Pass entire
18379 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18381 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18382 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18384 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18385 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18386 (vectorizable_reduction): Likewise.
18387 (vectorizable_call): Use new CALL_EXPR iterators.
18388 (vectorizable_conversion): Use build_call_expr.
18389 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18390 (vect_gen_widened_results_half): Use build_call_expr.
18391 (vect_setup_realignment): Likewise.
18392 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18394 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18395 (pass_through_call): Likewise.
18396 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18399 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18400 (tree_gen_pow2_profiler): Likewise.
18401 (tree_gen_one_value_profiler): Likewise.
18402 (tree_gen_ic_func_profiler): Likewise.
18403 (tree_gen_average_profiler): Likewise.
18404 (tree_gen_ior_profiler): Likewise.
18406 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18407 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18408 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18410 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18411 of TREE_CODE_LENGTH.
18413 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18414 of TREE_CODE_LENGTH.
18416 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18418 (convert_to_integer): Likewise.
18420 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18423 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18424 Brooks Moses <brooks.moses@codesourcery.com>
18425 Lee Millward <lee.millward@codesourcery.com>
18427 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18429 * config/frv/frv.c (frv_expand_builtin): Likewise.
18430 * config/s390/s390.c (s390_expand_builtin): Likewise.
18432 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18433 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18435 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18436 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18437 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18438 (ix86_expand_store_builtin): Likewise.
18439 (ix86_expand_unop_builtin): Likewise.
18440 (ix86_expand_unop1_builtin): Likewise.
18441 (ix86_expand_sse_compare): Likewise.
18442 (ix86_expand_sse_comi): Likewise.
18443 (ix86_expand_vec_init_builtin): Likewise.
18444 (ix86_expand_vec_ext_builtin): Likewise.
18445 (ix86_expand_vec_set_builtin): Likewise.
18446 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18448 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18449 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18451 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18452 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18453 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18455 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18457 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18458 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18459 arglist. Use new CALL_EXPR accessors. Fix callers.
18460 (altivec_expand_abs_builtin): Likewise.
18461 (rs6000_expand_binop_builtin): Likewise.
18462 (altivec_expand_predicate_builtin): Likewise.
18463 (altivec_expand_lv_builtin): Likewise.
18464 (spe_expand_stv_builtin): Likewise.
18465 (altivec_expand_stv_builtin): Likewise.
18466 (rs6000_expand_ternop_builtin): Likewise.
18467 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18468 (altivec_expand_st_builtin): Likewise.
18469 (altivec_expand_dst_builtin): Likewise.
18470 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18471 arglist. Use new CALL_EXPR accessors. Fix callers.
18472 (altivec_expand_vec_set_builtin): Likewise.
18473 (altivec_expand_vec_ext_builtin): Likewise.
18474 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18475 (spe_expand_builtin): Likewise.
18476 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18477 arglist. Use new CALL_EXPR accessors. Fix callers.
18478 (spe_expand_evsel_builtin): Likewise.
18479 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18480 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18482 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18483 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18484 (arm_expand_unop_builtin): Likewise.
18485 (arm_expand_builtin): Use new CALL_EXPR accessors.
18487 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18490 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18491 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18493 (bfin_expand_unop_builtin): Likewise.
18494 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18496 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18497 Brooks Moses <brooks.moses@codesourcery.com>
18498 Lee Millward <lee.millward@codesourcery.com>
18500 * c-semantics.c (build_stmt): Add internal diagnostic check.
18502 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18503 accessors. Print arguments explicitly instead of as a list.
18505 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18507 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18508 (c_finish_omp_flish): Likewise.
18510 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18511 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18512 instead of TREE_CODE_LENGTH.
18513 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18514 (c_warn_unused_result): Likewise.
18516 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18519 * doc/invoke.texi (Warning Options): Remove
18520 -Werror-implicit-function-declaration.
18521 (Wimplicit-function-declaration): Update description.
18522 * opts.c (common_handle_option): Move handling of -Werror=* to...
18523 (enable_warning_as_error): ...here.
18524 * opts.h (enable_warning_as_error): Declare.
18525 * c-decl.c (implicit_decl_warning): Unless
18526 -Wno-implicit-function-declaration is given, emit a pedwarn if
18527 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18528 * c.opt (Wimplicit-function-declaration): Replace
18529 mesg_implicit_function_declaration with
18530 warn_implicit_function_declaration.
18531 * c-opts.c (c_common_handle_option):
18532 -Werror-implicit-function-declaration is exactly equal as
18533 -Werror=implicit-function-declaration.
18534 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18535 warn_implicit_function_declaration.
18536 (c_common_post_options): -Wimplict-function-declaration is enabled
18537 by default by -std=c99, otherwise is disabled by default.
18538 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18540 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18542 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18543 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18544 former is ignored but not the latter.
18546 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18548 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18549 is made and the reference doesn't use the alias set of its type,
18550 do not create the temporary using that type.
18552 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18554 * jump.c: Remove prototypes for delete_computation and
18555 delete_prior_computation.
18557 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18559 * jump.c (get_label_after): Delete.
18560 (get_label_before, delete_computation, delete_jump,
18561 delete_prior_computation, follow_jumps): Move...
18562 * reorg.c (delete_computation, delete_prior_computation): ... here...
18563 (get_label_before, delete_jump): ... making these static ...
18564 (follow_jumps): ... and simplifying this since it only runs after
18566 * rtl.h (get_label_after, get_label_before, delete_jump,
18567 follow_jumps): Delete prototypes.
18569 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18571 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18573 2007-02-15 Nick Clifton <nickc@redhat.com>
18575 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18576 order to prevent it from being munged by the target.
18578 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18580 * config/i386/i386.md: Remove misleading comment.
18582 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18584 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18585 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18588 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18590 * tree-sra.c (instantiate_missing_elements): Canonicalize
18592 (sra_build_assignment): New.
18593 (generate_copy_inout, generate_element_copy,
18594 generate_element_zero, generate_one_element_init): Use it.
18596 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18598 * tree-sra.c (instantiate_missing_elements): Canonicalize
18600 (sra_build_assignment): New.
18601 (generate_copy_inout, generate_element_copy,
18602 generate_element_zero, generate_one_element_init): Use it.
18604 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18606 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18609 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18611 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18612 types as aggregates not scalars.
18613 * function.c (assign_stack_temp_for_type): Likewise.
18615 2007-02-14 Roger Sayle <roger@eyesopen.com>
18616 Zdenek Dvorak <dvorakz@suse.cz>
18618 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18621 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18623 * passes.c (next_pass_1): Clear the next field of the copied
18626 2007-02-14 Richard Henderson <rth@redhat.com>
18628 * tree-sra.c (early_sra): New.
18629 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18630 (tree_sra_early, pass_sra_early): New.
18631 * tree-pass.h (pass_sra_early): Declare.
18632 * passes.c (init_optimization_passes): Use it.
18634 2007-02-14 Richard Guenther <rguenther@suse.de>
18636 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18638 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18640 PR tree-optimization/30771
18641 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18643 (vect_analyze_operations): Induction phis can now be marked as
18645 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18646 Update documentation accordingly.
18648 2007-02-14 Nick Clifton <nickc@redhat.com>
18650 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18651 most 3 arguments are supported.
18652 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18654 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18656 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18657 Ensure dst->current is valid.
18659 2007-02-13 Paul Brook <paul@codesourcery.com>
18661 * config.gcc: Add arm*-*-uclinux-*eabi.
18662 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18663 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18664 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18665 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18666 (LINK_SPEC): Define.
18667 (LIB_SPEC): Define.
18668 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18670 * config/arm/uclinux-eabi.h: New file.
18671 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18672 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18675 2007-02-13 Ian Lance Taylor <iant@google.com>
18677 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18678 * flags.h (warn_strict_overflow): Declare.
18679 (enum warn_strict_overflow_code): Define.
18680 (issue_strict_overflow_warning): New static inline function.
18681 * opts.c (warn_strict_overflow): New variable.
18682 (common_handle_option): Handle OPT_Wstrict_overflow and
18683 OPT_Wstrict_overflow_.
18684 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18686 * fold-const.c: Include intl.h.
18687 (fold_deferring_overflow_warnings): New static variable.
18688 (fold_deferred_overflow_warning): New static variable.
18689 (fold_deferred_overflow_code): New static variable.
18690 (fold_defer_overflow_warnings): New function.
18691 (fold_undefer_overflow_warnings): New function.
18692 (fold_undefer_and_ignore_overflow_warnings): New function.
18693 (fold_deferring_overflow_warnings_p): New function.
18694 (fold_overflow_warning): New static function.
18695 (make_range): Add strict_overflow_p parameter. Change all
18697 (extract_muldiv, extract_muldiv_1): Likewise.
18698 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18699 tree_expr_nonnegative_p.
18700 (fold_negate_expr): Call fold_overflow_warning.
18701 (fold_range_test): Likewise.
18702 (fold_comparison): Likewise.
18703 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18704 instead of tree_expr_nonnegative_p.
18705 (tree_expr_nonnegative_warnv_p): Rename from
18706 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18707 (tree_expr_nonnegative_p): New function.
18708 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18709 strict_overflow_p parameter.
18710 (tree_expr_nonzero_p): New function.
18711 * passes.c (verify_interpass_invariants): New static function.
18712 (execute_one_pass): Call it.
18713 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18715 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18716 (estimate_numbers_of_iterations): Likewise.
18717 (scev_probably_wraps_p): Likewise.
18718 * tree-ssa-ccp.c: Include "toplev.h".
18719 (evaluate_stmt): Defer fold overflow warnings until we know we are
18721 (struct fold_stmt_r_data): Add stmt field.
18722 (fold_stmt_r): Defer fold overflow warnings until we know we
18724 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18725 (fold_stmt_inplace): Likewise.
18726 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18727 (cleanup_control_expr_graph): Defer fold overflow warnings until
18728 we know we are going to optimize.
18729 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18730 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18732 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18733 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18734 * tree-ssa-loop-manip.c (create_iv): Likewise.
18735 * c-typeck.c (build_conditional_expr): Likewise.
18736 (build_binary_op): Likewise.
18737 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18738 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18739 (extract_range_from_unary_expr): Likewise.
18740 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18741 assuming that signed overflow does not occur.
18742 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18743 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18744 (fold_defer_overflow_warnings): Declare.
18745 (fold_undefer_overflow_warnings): Declare.
18746 (fold_undefer_and_ignore_overflow_warnings): Declare.
18747 (fold_deferring_overflow_warnings_p): Declare.
18748 (tree_expr_nonzero_warnv_p): Declare.
18749 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18750 of warning options.
18751 (Warning Options): Document -Wstrict-overflow.
18752 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18753 (tree-ssa-ccp.o): Likewise.
18754 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18755 (fold-const.o): Depend on intl.h.
18757 2007-02-13 Ian Lance Taylor <iant@google.com>
18759 PR middle-end/30751
18760 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18763 2007-02-13 Stuart Hastings <stuart@apple.com>
18765 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18767 2007-02-13 Richard Henderson <rth@redhat.com>
18769 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18770 handled_component_p before looking for the indirect_ref.
18772 2007-02-13 Richard Henderson <rth@redhat.com>
18774 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18775 remove flags clobber.
18776 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18777 (bswaphi_lowpart): New.
18778 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18779 remove TARGET_BSWAP test. Delete expander of the same name.
18781 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18782 (expand_unop): Use them.
18784 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18786 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18787 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18788 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18789 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18790 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18791 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18792 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18793 assembler dialect choice from asm templates.
18795 2007-02-12 Richard Henderson <rth@redhat.com>
18797 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18798 (fixuns_trunc<SSEMODEF>si2): Use it.
18799 * config/i386/sse.md (vec_setv4sf_0): Export.
18800 * config/i386/i386.c (ix86_build_const_vector): Export.
18801 (ix86_split_convert_uns_si_sse): Rename from
18802 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18803 * config/i386/i386-protos.h: Update.
18805 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18808 * c-typeck.c (c_finish_return): Improve warning message.
18810 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18812 * alias.c (find_symbolic_term): Delete unused function.
18814 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18816 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18817 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18818 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18820 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18822 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18823 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18824 the function, temporarily point the debug interface to the null one.
18826 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18828 * dwarf2out.c (round_up_to_align): New static function.
18829 (field_byte_offset): Use it to round the offset.
18831 2007-02-12 Richard Henderson <rth@redhat.com>
18833 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18834 (inswl_const): Export.
18836 2007-02-12 Richard Henderson <rth@redhat.com>
18838 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18839 result mode of the libcall, convert back to outmode.
18841 2007-02-12 Roger Sayle <roger@eyesopen.com>
18843 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18844 (bswapdi2): New define_expand to implement 32-bit implementation.
18846 2007-02-12 Nick Clifton <nickc@redhat.com>
18848 * doc/invoke.texi (Overall Options): Document --help=.
18849 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18850 (cc1_options): Pass --help= on to cc1.
18851 (display_help): Add description of --help=.
18852 (process_command): Add code to handle --help=. Allow translated
18853 --help and --target-help switches to be passed on to compiler
18855 (main): Remove unused if statement.
18856 * opts.c (columns): Remove.
18857 (LEFT_COLUMN): Define.
18858 (wrap_help): Add columns argument.
18859 (print_filtered_help): Change parameters to be an include bitmask,
18860 an exclude bitmask, an any bitmask and the column width. Move the
18861 code to display the params list here. Add code to display the
18862 status of options rather than their descriptions if the quiet flag
18864 (print_specific_help): Change parameters to be an include bitmask,
18865 an exclude bitmask and an any bitmask. Move code to look up the
18866 column width here. Decide upon the title for an options listing.
18867 (common_handle_options): Add code to handle --help=. Adapt code
18868 for --help and --target-help to use the revised form of the
18869 print_specific_help function.
18870 (print_help): Delete.
18871 (print_param_help): Delete.
18872 (print_switch): Delete.
18873 * opts.h (cl_lang_count): Add prototype.
18874 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18875 CL_MAX_OPTION_CLASS): New defines.
18876 * optc-gen.awk: Add construction of cl_lang_count.
18877 * c.opt: Add Warning attribute to warning options and Optimization
18878 attribute to optimization options.
18879 * common.opt: Likewise.
18881 Add -fhelp and -ftarget-help as aliases for the transformed --help
18882 and --target-help options.
18883 * opt-functions.awk: Add code to handle Warning and Optimization
18886 2007-02-12 Richard Henderson <rth@redhat.com>
18888 * config/alpha/constraints.md: New file.
18889 * config/alpha/alpha.c: Include tm-constrs.h.
18890 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18891 alpha_extra_constraint): Remove.
18892 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18893 * config/alpha/alpha-protos.h: Update.
18894 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18895 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18896 (EXTRA_CONSTRAINT): Remove.
18897 * config/alpha/alpha.md: Include constraints.md.
18898 (adddi splitter): Use satisfies_constraint_*.
18899 * config/alpha/predicates.md (add_operand): Likewise.
18900 (sext_add_operand, addition_operation): Likewise.
18902 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18904 PR tree-optimization/29145
18905 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18906 in our handling of restrict qualified pointers.
18908 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18911 * doc/invoke.texi (Wunused-value): Update description.
18912 (Wextra): Delete item.
18913 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18914 value of Wunused-value.
18915 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18916 (c_finish_stmt_expr): Don't check extra_warnings.
18917 (emit_side_effect_warnings): The caller is responsible to check
18920 2007-02-11 Roger Sayle <roger@eyesopen.com>
18921 Matt Thomas <matt@3am-software.com>
18923 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18925 2007-02-11 Roger Sayle <roger@eyesopen.com>
18927 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18928 comparisons of POPCOUNT against zero.
18929 (simplify_const_relational_operation): Likewise.
18931 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18933 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18935 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18937 * dwarf2out.c (root_type): Delete unused function.
18939 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18941 * genattrtab.c (contained_in_p): Delete unused function.
18942 (write_expr_attr_cache): Likewise.
18944 2007-02-11 Jan Hubicka <jh@suse.cz>
18946 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18949 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18951 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18952 to add the REG_EQ* note.
18953 * see.c (see_merge_one_use_extension): Likewise.
18954 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18955 turn REG_EQUAL notes into REG_EQUIV notes if the target
18956 register may have more than one set.
18957 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18958 * gcse.c (try_replace_reg): Likewise.
18959 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18960 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18961 more than one REG_EQUIV note.
18962 * reload1.c (gen_reload): Use set_unique_reg_note.
18964 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18966 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18967 (ix86_builtin_conversion): New function.
18969 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18972 * tree.h (DECL_REPLACEABLE_P): New macro.
18973 * except.c (set_nothrow_function_flags): Likewise.
18975 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18976 Ira Rosen <irar@il.ibm.com>
18977 Dorit Nuzman <dorit@il.ibm.com>
18979 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18980 * targhooks.c (default_builtin_vectorized_conversion): New.
18981 * targhooks.h (default_builtin_vectorized_function): New declaration.
18982 * target.h (struct vectorize): Add builtin_conversion field.
18983 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18984 stmt_vec_info_type value.
18985 (vectorizable_conversion): New declaration.
18986 * tree-vect-analyze.c (vect_analyze_operations): Add
18987 vectorizable_conversion call.
18988 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18989 * tree-vect-transform.c (vectorizable_conversion): New function.
18990 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18991 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18993 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18994 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18995 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18996 or ALTIVEC_BUILTIN_VCFSX.
18998 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19001 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19002 CONST_DOUBLE and operand 0 is a hard register.
19003 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19004 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19005 is a hard floating-point register.
19007 2007-02-10 Richard Henderson <rth@redhat.com>
19008 Jakub Jelinek <jakub@redhat.com>
19009 Alexandre Oliva <aoliva@redhat.com>
19011 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19012 * builtin-types.def (BT_WORD): Make unsigned.
19013 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19014 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19015 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19016 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19017 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19018 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19020 * expr.c (emutls_var_address): New.
19021 (expand_expr_real_1): Expand emulated tls.
19022 (expand_expr_addr_expr_1): Likewise.
19023 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19024 * output.h (emutls_finish): Declare.
19025 * toplev.c (compile_file): Call it.
19026 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19027 address before wrapping in CONST.
19028 * varasm.c (emutls_htab, emutls_object_type): New.
19029 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19030 (get_emutls_object_name, get_emutls_object_type): New.
19031 (get_emutls_init_templ_addr, emutls_decl): New.
19032 (emutls_common_1, emutls_finish): New.
19033 (assemble_variable): When emulating tls, swap decls; generate
19034 constructor for the emutls objects.
19035 (do_assemble_alias): When emulating tls, swap decl and target name.
19036 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19038 * varpool.c (decide_is_variable_needed): Look at force_output.
19039 Recurse for emulated tls.
19040 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19041 with decide_is_variable_needed.
19042 * emutls.c: New file.
19043 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19044 tls_object for real tls.
19046 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19048 PR rtl-optimization/29599
19049 * reload1.c (eliminate_regs_in_insn): Take the destination
19050 mode into account when computing the offset.
19052 2007-02-09 Stuart Hastings <stuart@apple.com>
19053 Richard Henderson <rth@redhat.com>
19055 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19056 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19057 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19058 fixuns_truncdfhi2): New.
19059 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19060 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19061 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19062 (floatunssidf2): Allow nonimmediate source.
19063 * config/i386/sse.md (movdi_to_sse): New.
19064 (vec_concatv2di): Drop '*'.
19065 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19066 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19067 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19069 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19070 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19071 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19072 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19073 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19074 ix86_build_const_vector.
19075 (x86_emit_floatuns): Rewrite.
19077 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19079 * genautomata.c (longest_path_length): Delete unused function.
19080 (struct state): Delete unused longest_path_length.
19081 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19082 (get_free_state): Delete unused.
19084 2007-02-09 Jan Hubicka <jh@suse.cz>
19086 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19087 * doc/invoke.texi (inline-unit-growth): Update default value.
19089 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19090 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19091 (rebuild_cgraph_edges): Likewise.
19092 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19093 (dump_cgraph_node): Dump frequencies.
19094 (cgraph_clone_edge): Add frequency scales.
19095 (cgraph_clone_node): Add freuqnecy.
19096 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19097 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19098 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19099 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19100 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19101 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19102 (save_inline_function_body): Likewise.
19103 * ipa-inline.c: inluce rtl.h
19104 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19105 (cgraph_edge_badness): Use frequencies.
19106 (cgraph_decide_recursive_inlining): Update clonning.
19107 (cgraph_decide_inlining_of_small_function): Dump frequency.
19108 * predict.c (estimate_bb_frequencies): Export.
19109 * predict.h (estimate_bb_frequencies): Declare.
19110 * tree-inline.c (copy_bb): Watch overflows.
19111 (expand_call_inline): Update call of cgraph_create_edge.
19112 (optimize_inline_calls): Use TODO flags to update frequnecies.
19113 * passes.h: Include predict.h
19114 (init_optimization_passes): Move profile ahead.
19115 (execute_function_todo): Handle TODO_rebuild_frequencies.
19117 2007-02-09 Roger Sayle <roger@eyesopen.com>
19119 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19120 the insbl or inswl pattern into a register.
19122 2007-02-09 Roger Sayle <roger@eyesopen.com>
19124 * config/ia64/ia64.md (bswapdi2): New define_insn.
19126 2007-02-09 Richard Henderson <rth@redhat.com>
19128 * config/i386/constraints.md (Ym): New constraint.
19129 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19130 (movdi_1_rex64): Split sse and xmm general register moves from
19131 memory move alternatives. Use conditional register constraints.
19132 (movsf_1, movdf_integer): Likewise.
19133 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19134 (movdf_integer_rex64): New.
19135 (pushsf_rex64): Fix output constraints.
19136 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19137 (sse2_stored): Likewise.
19138 (sse2_storeq_rex64): New.
19139 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19140 amd and not generic.
19141 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19142 for optimize_size. Remove SF/DFmode hack.
19144 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19146 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19149 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19150 Richard Sandiford <richard@codesourcery.com>
19152 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19153 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19154 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19155 m68k/t-mlib to tmake_file.
19156 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19157 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19158 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19159 Allow it to be cf or m68k. Set m68k_arch_family. If that
19160 variable is not empty, add t-$m68k_arch_family to tmake_file.
19161 Add t-mlibs to tmake_file.
19162 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19163 * config/m68k/t-cf: New file.
19164 * config/m68k/t-m68k: Likewise.
19165 * config/m68k/t-mlibs: Likewise.
19166 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19167 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19168 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19169 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19170 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19172 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19173 (INSTALL_LIBGCC): Delete.
19174 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19175 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19176 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19177 (M68K_MLIB_CPU): Define.
19178 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19179 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19180 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19182 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19183 Richard Guenther <rguenther@suse.de>
19185 PR middle-end/23361
19186 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19187 against INT_MIN/INT_MAX.
19188 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19189 file if a loop is removed.
19191 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19193 * calls.c (store_one_arg): Pass correct alignment to
19194 emit_push_insn for non-BLKmode values.
19195 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19196 unaligned stack slot via a suitably aligned slot.
19198 2007-02-08 DJ Delorie <dj@redhat.com>
19200 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19202 (legal_subregs): Use unsigned char, make const.
19203 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19205 2007-02-08 Paul Brook <paul@codesourcery.com>
19207 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19208 special interworking needed.
19210 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19212 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19213 conditional to __SSE2__.
19214 (Entries below should have been added to first ChangeLog
19215 entry for amdfam10 dated 2007-02-05)
19216 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19218 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19220 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19223 2007-02-08 DJ Delorie <dj@redhat.com>
19225 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19226 * config/m32c/m32c.c (legal_subregs): New.
19227 (m32c_illegal_subreg_p): New.
19228 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19229 unsupported subregs of hard regs.
19231 2007-02-08 Jan Hubicka <jh@suse.cz>
19233 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19234 the same one; always update histograms.
19236 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19238 * passes.c (init_optimization_passes): Tidy comment.
19240 2007-02-08 Roger Sayle <roger@eyesopen.com>
19242 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19243 strip zero_extend, bswap and rotates from POCOUNT's argument.
19244 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19245 zero_extend and rotates from PARITY's argument.
19246 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19247 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19248 of an integer constant at compile-time.
19250 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19253 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19255 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19258 * tree-ssa-live.c (remove_unused_locals): Do not remove
19259 TREE_ADDRESSABLE variables.
19260 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19261 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19262 FOR_CLOBBER. Update all users.
19263 If VAR has an associated alias set, add a virtual operand for
19264 it if no alias is found to conflict with the memory reference.
19266 2007-02-07 Jan Hubicka <jh@suse.cz>
19267 Robert Kidd <rkidd@crhc.uiuc.edu>
19269 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19271 2007-02-07 Ian Lance Taylor <iant@google.com>
19273 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19275 2007-02-07 Roger Sayle <roger@eyesopen.com>
19277 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19278 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19279 tablejumpdi, movsi_to_cr_one): Remove constraints from
19280 define_expand's match_operands.
19282 2007-02-07 Roger Sayle <roger@eyesopen.com>
19284 * global.c (compute_regsets): Move declatation of "i" inside of
19285 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19287 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19290 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19291 of INDIRECT_REF <RESULT_DECL>.
19293 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19295 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19296 Kaz Kojima <kkojima@gcc.gnu.org>
19299 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19301 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19303 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19305 * doc/loop.texi: Document possibility not to perform disambiguation
19306 of loops with multiple latches.
19307 * cfgloopmanip.c (alp_enum_p): Removed.
19308 (add_loop): Handle subloops. Use get_loop_body_with_size.
19309 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19310 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19311 the new forwarder block.
19312 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19313 Handle the case latch is NULL.
19314 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19315 modifications when marking loop exits.
19316 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19318 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19319 disambiguate_loops_with_multiple_latches.
19320 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19321 before fix_loop_structure.
19322 * cfgloop.c: Include pointer-set.h and output.h.
19323 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19324 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19325 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19326 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19327 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19328 disambiguate_multiple_latches, get_loop_body_with_size,
19329 disambiguate_loops_with_multiple_latches): New functions.
19330 (flow_loop_dump): Dump multiple latch edges.
19331 (flow_loop_nodes_find): Handle loops with multiple latches.
19332 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19333 (glb_enum_p): Modified.
19334 (get_loop_body): Use get_loop_body_with_size.
19335 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19336 (AVOID_CFG_MODIFICATIONS): New constant.
19337 (disambiguate_loops_with_multiple_latches, add_loop,
19338 get_loop_body_with_size): Declare.
19339 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19341 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19343 PR inline-asm/28686
19344 * global.c (compute_regsets): New function.
19345 (global_alloc): Refactored ELIMINABLE_REGSET
19346 and NO_GLOBAL_ALLOC_REGS computation out.
19347 (rest_of_handle_global_alloc): Call compute_regsets()
19348 for non-optimizing case.
19350 2007-02-06 Richard Henderson <rth@redhat.com>
19352 * config/i386/constraints.md (Y2): Rename from Y.
19353 (Yi): New constraint.
19354 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19355 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19356 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19357 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19358 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19359 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19360 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19361 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19362 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19363 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19364 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19365 vec_extractv2si_1): Change Y constraints to Y2.
19366 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19367 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19368 Change Y constraints to Y2.
19369 (sse2_loadld): Change Y constraints to x.
19371 2007-02-06 Roger Sayle <roger@eyesopen.com>
19373 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19374 (parity<mode>2): New define_expand using rs6000_emit_parity.
19375 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19376 rs6000_emit_parity): New functions.
19377 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19378 rs6000_emit_parity): Prototype here.
19380 2007-02-06 Ian Lance Taylor <iant@google.com>
19382 * lower-subreg.c (simple_move_operand): Reject CONST.
19383 (resolve_clobber): Call validate_change rather than directly
19384 assigning to XEXP (pat, 0).
19386 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19388 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19389 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19390 (tree-cfg.o): Remove hashtab.h dependency.
19392 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19393 (struct ivopts_data): Change niters to pointer_map_t.
19394 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19395 (niter_for_exit): Create pointer_map on demand. Change for
19397 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19398 (free_loop_data): Destroy data->niters if created and reset field.
19399 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19400 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19402 * tree-ssa-reassoc.c: Include pointer-set.h.
19403 (bb_rank): Change to long *.
19404 (operand_rank): Change to pointer_map_t.
19405 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19406 (insert_operand_rank): Accept long.
19407 (operand_entry_hash, operand_entry_eq): Remove.
19408 (get_rank): Return long. Adjust for changes above.
19409 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19411 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19413 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19414 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19415 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19417 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19418 directly since it cannot be NULL.
19419 (get_vi_for_tree): Rewrite for pointer_map API.
19420 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19421 (init_alias_vars): Create vi_for_tree as pointer_map.
19422 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19424 * tree-cfg.c: Don't include hashtab.h.
19425 (edge_to_cases): Declare as pointer_map.
19426 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19428 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19429 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19430 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19432 (record_switch_edge): Delete.
19433 (get_cases_for_edge): Adjust for pointer_map API, inline
19434 record_switch_edge (rewritten for new API), remove goto.
19436 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19438 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19439 * tree-nested.c: Include pointer-set.h.
19440 (var_map_elt, var_map_eq, var_map_hash): Delete.
19441 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19442 to pointer_map_t's.
19443 (nesting_info_bitmap_obstack): New.
19444 (lookup_field_for_decl): Adjust for pointer_map API.
19445 (lookup_tramp_for_decl): Adjust for pointer_map API.
19446 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19447 (get_local_debug_decl): Adjust for pointer_map API.
19448 (convert_nl_goto_reference): Adjust for pointer_map API.
19449 (convert_nl_goto_receiver): Adjust for pointer_map API.
19450 (create_nesting_tree): Create outside GGC space. Create bitmap on
19451 the new obstack. Create field_map and var_map as pointer_maps.
19452 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19454 (lower_nested_functions): Move root here, no need to NULL it.
19455 Initialize and release the obstack.
19457 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19459 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19460 Remove prototypes and make them non-static.
19461 (struct tree_int_map): Remove.
19462 * tree.h (struct tree_int_map): Move here, turning TO into an
19464 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19466 * tree.h (TREE_COMPLEXITY): Remove.
19467 (struct tree_exp): Remove complexity field.
19468 * tree.c (build1_stat): Don't set it.
19470 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19471 Victor Kaplansky <victork@il.ibm.com>
19473 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19474 (vect_is_simple_reduction): Support reduction with induction as
19475 one of the operands.
19476 (vect_is_simple_iv_evolution): Fix formatting.
19477 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19478 formatting. Don't mark induction phis for vectorization.
19479 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19480 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19481 (vect_get_vec_def_for_operand): Support induction.
19482 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19484 (vectorizable_reduction): Support reduction with induction as one of
19486 (vectorizable_type_demotion): Use def-type of stmt argument rather
19487 than dummy def-type.
19489 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19490 flag_tree_scev_cprop.
19491 * common.opt (tree-scev-cprop): New flag.
19493 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19494 call to vect_get_new_vect_var.
19496 2007-02-06 Ira Rosen <irar@il.ibm.com>
19498 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19499 vectype is not NULL.
19500 (vect_pattern_recog_1): Likewise.
19502 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19504 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19505 (fold_negate_expr): Likewise.
19507 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19510 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19511 even if cv-qualification is the same.
19513 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19515 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19516 __enable_execute_stack on completion.
19518 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19520 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19521 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19522 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19523 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19524 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19525 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19526 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19527 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19529 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19531 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19532 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19533 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19534 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19535 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19536 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19537 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19538 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19539 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19540 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19541 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19542 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19543 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19544 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19545 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19546 sqrtextenddfxf2_i387): Added amdfam10_decode.
19548 * config/i386/athlon.md (athlon_idirect_amdfam10,
19549 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19550 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19551 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19552 athlon_ivector_store_amdfam10): New define_insn_reservation.
19553 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19556 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19558 * config/i386/athlon.md (athlon_call_amdfam10,
19559 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19560 define_insn_reservation.
19561 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19562 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19563 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19565 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19567 * config/i386/athlon.md (athlon_sseld_amdfam10,
19568 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19569 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19571 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19573 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19574 define_insn_reservation.
19575 * config/i386/i386.md (sseins): Added sseins to define_attr type
19576 and define_attr unit.
19577 * config/i386/sse.md: Set type attribute to sseins for insertq
19580 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19582 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19583 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19584 ssecomi_load_amdfam10, ssecomi_amdfam10,
19585 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19586 define_insn_reservation.
19587 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19589 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19591 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19592 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19593 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19594 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19595 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19596 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19597 define_insn_reservation.
19599 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19600 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19601 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19602 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19603 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19605 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19607 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19608 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19609 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19610 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19611 athlon_ssemul_load_k8): Added amdfam10.
19613 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19615 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19616 (x86_sse_unaligned_move_optimal): New variable.
19618 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19620 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19621 for unaligned vector SSE double/single precision loads for AMDFAM10.
19623 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19625 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19626 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19627 Define TARGET_CPU_DEFAULT_amdfam10.
19628 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19629 (processor_type): Add PROCESSOR_AMDFAM10.
19631 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19632 processor_type in config/i386/i386.h.
19633 Enable imul peepholes for TARGET_AMDFAM10.
19635 * config.gcc: Add support for --with-cpu option for amdfam10.
19637 * config/i386/i386.c (amdfam10_cost): New variable.
19638 (m_AMDFAM10): New macro.
19639 (m_ATHLON_K8_AMDFAM10): New macro.
19640 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19641 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19642 x86_promote_QImode, x86_integer_DFmode_moves,
19643 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19644 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19645 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19646 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19647 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19648 Enable/disable for amdfam10.
19649 (override_options): Add amdfam10_cost to processor_target_table.
19650 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19651 processor_alias_table.
19652 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19653 (ix86_adjust_cost): Add code for amdfam10.
19655 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19657 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19658 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19659 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19660 * config/i386/i386.h: Add builtin definition for SSE4A.
19661 * config/i386/i386.md: Add support for ABM instructions
19662 (popcnt and lzcnt).
19663 * config/i386/sse.md: Add support for SSE4A instructions
19664 (movntss, movntsd, extrq, insertq).
19665 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19666 Add -march=amdfam10 flag.
19667 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19668 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19670 * doc/extend.texi: Add documentation for SSE4A builtins.
19672 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19674 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19676 2007-02-05 Richard Guenther <rguenther@suse.de>
19678 * tree-vectorizer.h (vectorizable_function): Add argument type
19679 argument, change return type.
19680 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19681 * tree-vect-transform.c (vectorizable_function): Handle extra
19682 argument, return vectorized function decl.
19683 (build_vectorized_function_call): Remove.
19684 (vectorizable_call): Handle calls with result and argument types
19685 differing. Handle loop vectorization factor correctly.
19686 * targhooks.c (default_builtin_vectorized_function): Adjust for
19688 * targhooks.h (default_builtin_vectorized_function): Likewise.
19689 * target.h (builtin_vectorized_function): Add argument type
19691 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19692 extra argument, allow vectorizing of lrintf.
19693 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19694 documentation of target hook.
19696 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19699 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19700 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19701 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19703 2007-02-05 Roger Sayle <roger@eyesopen.com>
19705 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19706 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19707 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19708 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19709 before canonicalizing sincos to cexpi.
19710 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19712 2007-02-05 Roger Sayle <roger@eyesopen.com>
19714 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19715 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19716 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19718 2007-02-05 Roger Sayle <roger@eyesopen.com>
19720 * mips-tfile.c (initialize_init_file): Correct endianness test.
19722 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19724 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19725 the 'y' constraint.
19727 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19729 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19730 saves in a PARALLEL before the register assignments.
19732 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19734 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19735 DWARF_FRAME_RETURN_COLUMN to be a general register.
19736 * dwarf2out.c (init_return_column_size): New function, split from...
19737 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19738 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19739 to be nongeneral registers.
19740 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19742 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19743 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19745 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19747 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19749 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19751 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19752 (remove_path): Use can_remove_branch_p and remove_branch instead
19753 of loop_delete_branch_edge.
19754 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19755 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19756 Update profile using scale_dominated_blocks_in_loop.
19757 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19758 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19759 (can_remove_branch_p, remove_branch): Declare.
19760 * tree-cfg.c (tree_can_remove_branch_p): New function.
19761 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19762 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19763 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19765 2007-02-05 Jan Hubicka <jh@suse.cz>
19767 PR middle-end/30696
19768 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19769 nodes in cgraph, don't remove offline copy of the function.
19771 2007-02-04 Jan Hubicka <jh@suse.cz>
19773 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19774 vectors might cause maybe_lookup_element_for_expr to be called
19775 on non-sra-candidate.
19777 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19779 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19780 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19781 spelling conventions.
19783 2007-02-04 Richard Guenther <rguenther@suse.de>
19785 PR middle-end/30636
19786 * fold-const.c (try_move_mult_to_index): Make sure to not
19787 overflow one dimension of a multi-dimensional array access.
19789 2007-02-04 Jan Hubicka <jh@suse.cz>
19791 * passes.c (init_optimization_passes): Reindent.
19793 2007-02-04 Jan Hubicka <jh@suse.cz>
19794 Eric Botcazou <ebotcazou@adacore.com>
19796 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19797 (execute_fixup_cfg): Break out the abnormal goto code.
19798 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19799 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19800 (optimize_inline_calls): Call make_nonlocal_label_edges.
19802 2007-02-04 Jan Hubicka <jh@suse.cz>
19804 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19805 true when something was changed.
19806 (rename_ssa_copies): When something was changed, do
19807 TODO_remove_unused_locals.
19808 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19809 add TODO_remove_unused_locals when instruction was removed.
19811 2007-02-04 Jan Hubicka <jh@suse.cz>
19813 * ipa-inline.c (try_inline): Improve debug output; work on already
19815 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19816 call try_inline for already inlined edges too when flattening;
19817 inline also functions that make callee growth but overall unit size
19820 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19822 * config/m32c/bitops.md, config/m32c/jump.md,
19823 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19824 config/m32r/m32r.h, config/m32r/m32r.md,
19825 config/m32r/predicates.md, config/m68hc11/larith.asm,
19826 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19827 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19828 config/mips/mips-protos.h, config/mips/mips.c,
19829 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19830 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19831 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19832 spelling conventions.
19834 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19835 Follow spelling conventions.
19837 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19839 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19840 warn about C++0x compatibility.
19842 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19844 * config/h8300/h8300.c, config/h8300/h8300.h,
19845 config/h8300/h8300.md: Follow spelling conventions.
19847 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19849 PR middle-end/30667
19850 * combine.c (try_combine): Do not substitute source operand
19851 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19853 2007-02-03 Jan Hubicka <jh@suse.cz>
19855 PR gcov-profile/30650
19856 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19857 do not divide by zero for never executed counters.
19858 (tree_find_values_to_profile): Fix counters.
19859 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19861 2007-02-03 Ian Lance Taylor <iant@google.com>
19863 * lower-subreg.c (simple_move_operand): New static function,
19864 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19866 (simple_move): Call simple_move_operand.
19867 (find_decomposable_subregs): Add special handling of MEMs.
19868 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19869 meaning of return value. If we see a hard register, test whether
19870 it can store a word_mode value. Change all callers.
19872 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19874 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19875 ftrapv insns and expanders.
19876 (subdi3): Change define_expand operand 1 to arith11_operand, and
19877 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19878 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19879 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19882 PR middle-end/30174
19883 * varasm.c (notice_global_symbol): Treat global objects as weak when
19884 flag_shlib is true.
19886 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19888 * emit-rtl.c (dconstpi): Delete.
19889 (dconstsqrt2): New.
19890 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19891 * real.h (dconstpi): Delete.
19892 (dconstsqrt2): New.
19893 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19894 (fold_builtin_hypot): Likewise.
19896 2007-02-03 Tom Tromey <tromey@redhat.com>
19899 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19900 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19902 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19904 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19905 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19906 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19907 config/rs6000/cell.md, config/rs6000/darwin.h,
19908 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19909 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19910 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19911 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19912 typos. Follow spelling conventions.
19913 * doc/invoke.texi: Follow spelling conventions.
19915 2007-02-03 Roger Sayle <roger@eyesopen.com>
19917 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19918 canonicalization transformations that attempt to simplify integer
19919 constant comparisons to become comparisons against zero.
19921 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19923 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19925 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19926 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19928 2007-02-02 Mike Stump <mrs@apple.com>
19930 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19931 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19932 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19933 generate a branch island.
19935 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19937 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19938 (xtensa_legitimate_address_p): New.
19939 (xtensa_legitimize_address): New.
19940 (xtensa_output_addr_const_extra): New.
19941 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19943 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19944 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19945 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19946 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19947 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19948 (xtensa_legitimize_address): New.
19949 (xtensa_output_addr_const_extra): New.
19951 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19953 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19955 2007-02-02 Ian Lance Taylor <iant@google.com>
19957 * expmed.c (expand_divmod): Add comment.
19959 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19961 * emit-rtl.c (renumber_insns): Remove.
19962 * flags.h: Remove the extern for flag_renumber_insns.
19963 * rtl.h: Remove the prototype for renumber_insns.
19964 * toplev.c (flag_renumber_insns): Remove.
19966 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19968 Revert for x86 darwin:
19969 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19971 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19972 code before the following patch under TARGET_MACHO.
19973 (ix86_function_value_regno_p): Likewise.
19975 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19977 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19980 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19983 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19984 loads to general or fp registers. Add comments.
19985 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19987 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19989 * pointer-set.c (insert_aux): Only return insertion slot.
19990 (pointer_set_insert): Adjust.
19991 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19992 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19993 pointer_map_traverse): New.
19994 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19995 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19996 pointer_map_contains, pointer_map_traverse): Declare.
19998 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20000 PR middle-end/30473
20001 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20002 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20004 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20006 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20008 (struct _dep): New type.
20009 (dep_t): New typedef.
20010 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20011 (DEP_STATUS): New access macro. The macro with the same name was
20012 renamed to DEP_LINK_STATUS.
20013 (dep_init): Declare function
20015 (struct _dep_link): New type.
20016 (dep_link_t): New typedef.
20017 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20018 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20019 (DEP_LINK_STATUS): New macro.
20020 (debug_dep_links): New debug function.
20022 (struct _deps_list): New type.
20023 (deps_list_t): New typedef.
20024 (DEPS_LIST_FIRST): New access macro.
20025 (FOR_EACH_DEP_LINK): New cycle macro.
20026 (create_deps_list, free_deps_list, delete_deps_list): Declare
20028 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20029 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20030 (copy_deps_list_change_con): Ditto.
20032 (move_dep_link): Declare function.
20034 (struct _dep_node): New type.
20035 (dep_node_t): New typedef.
20036 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20038 (struct haifa_insn_data.back_deps): New field to hold backward
20039 dependencies of the insn.
20040 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20042 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20043 Change its type to deps_list_t.
20044 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20045 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20046 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20048 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20050 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20052 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20054 (dep_cost): Declare.
20056 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20057 (ds_to_dk, dk_to_ds): New functions.
20059 (init_dep_1): New static function.
20060 (init_dep): New function.
20061 (copy_dep): New static function.
20063 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20065 (detach_dep_link): New static function.
20066 (move_dep_link): New function.
20068 (dep_links_consistent_p, dump_dep_links): New static functions.
20069 (debug_dep_links): New debugging function.
20071 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20073 (alloc_deps_list, init_deps_list): New static functions.
20074 (create_deps_list): New function.
20075 (clear_deps_list): New static function.
20076 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20077 (deps_list_consistent_p, dump_deps_list): New static functions.
20078 (debug_deps_list): New function.
20079 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20081 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20083 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20084 use new scheduler dependencies lists.
20085 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20086 (sched_analyze): Ditto. Initialize dependencies lists.
20087 (add_forw_dep, compute_forward_dependences): Update to use new
20088 scheduler dependencies lists.
20090 (init_dependency_caches): Init deps_obstack.
20091 (free_dependency_caches): Free deps_obstack.
20093 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20094 new scheduler dependencies lists.
20095 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20096 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20098 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20099 Update to use new scheduler dependencies lists.
20100 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20101 (debug_dependencies): Ditto.
20102 (schedule_region): Update comments.
20104 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20105 scheduler dependencies lists.
20106 (schedule_ebb): Update comments.
20108 * rtl.def (DEPS_LIST): Remove.
20110 * lists.c (unused_deps_list): Remove.
20111 (free_list): Update assertions.
20113 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20114 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20116 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20117 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20119 * haifa-sched.c (comments): Update.
20120 (insn_cost1): Remove. Inline the code into insn_cost ().
20121 (insn_cost): Update to use new scheduler dependencies lists. Move
20122 processing of the dependency cost to dep_cost ().
20123 (dep_cost): New function. Use it instead of insn_cost () when
20124 evaluating cost of the dependency. Use compatible interface to
20125 interact with the target.
20126 (priority): Update to use new scheduler dependencies lists.
20127 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20128 with greater number of insns that depend on the insn.
20129 (schedule_insn): Update to use new scheduler dependencies lists. Add
20130 code to free backward dependencies lists. Inline and optimize code
20131 from resolve_dep () - see PR28071.
20132 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20133 lists. Update call to targetm.sched.is_costly_dependence hook.
20135 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20136 scheduler dependencies lists.
20138 (resolve_dep): Remove. Move the logic to schedule_insn ().
20139 (init_h_i_d): Initialize dependencies lists.
20141 (process_insn_depend_be_in_spec): Rename to
20142 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20143 dependencies lists.
20144 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20145 Update to use new scheduler dependencies lists.
20146 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20148 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20149 new scheduler dependencies lists.
20150 (build_intra_loop_deps): Ditto.
20152 * target.h (struct _dep): Declare to use in
20153 gcc_target.sched.is_costly_dependence.
20154 (struct gcc_target.sched.adjust_cost): Fix typo.
20155 (struct gcc_target.sched.is_costly_dependence): Change signature to
20156 use single dep_t parameter instead of an equivalent triad.
20157 (struct gcc_target.sched.adjust_cost_2): Remove.
20159 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20161 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20163 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20165 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20167 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20168 (REG_DEP_TRUE): Document.
20170 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20171 Change signature to correspond to the targetm.sched.adjust_cost hook.
20172 Update use in TARGET_SCHED_ADJUST_COST_2.
20173 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20174 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20175 new scheduler dependencies lists.
20176 (ia64_gen_check): Ditto.
20178 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20179 scheduler dependencies lists.
20181 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20182 signature to correspond to the targetm.sched.is_costly_dependence hook.
20183 (is_costly_group): Update to use new scheduler dependencies lists.
20185 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20186 instead of INSN_COST () macro.
20188 2007-02-01 Ian Lance Taylor <iant@google.com>
20190 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20192 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20194 * pa.md (tp_load): Correct mfctl instruction syntax.
20196 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20198 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20199 altivec_padding_size calculation on AIX. Improve comment, add
20200 assert to verify that it's right.
20202 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20205 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20207 PR inline-asm/28686
20208 * global.c (global_alloc): Add mising initialization of
20211 2007-02-01 Roger Sayle <roger@eyesopen.com>
20213 * alias.c (init_alias_analysis): Correct whitespace.
20214 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20215 partition_hot_cold_basic_blocks): Likewise.
20216 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20217 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20218 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20219 fold_builtin_snprintf_chk, fold_builtin_printf,
20220 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20221 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20222 * cfgcleanup.c (cleanup_cfg): Likewise.
20223 * cfgexpand.c (tree_expand_cfg): Likewise.
20224 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20225 * function.c (get_next_funcdef_no): Likewise.
20226 * gengtype.c (main): Likewise.
20227 * genmodes.c (main): Likewise.
20228 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20229 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20230 * ifcvt.c (noce_emit_move_insn): Likewise.
20231 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20233 * stor-layout.c (get_best_mode): Likewise.
20234 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20235 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20236 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20237 perform_var_substitution, solve_graph): Likewise.
20238 * tree-vrp.c (vrp_finalize): Likewise.
20240 2007-02-01 Ian Lance Taylor <iant@google.com>
20242 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20243 high part of a paradoxical subreg, return a constant zero.
20245 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20247 * toplev.c (lang_dependent_init): Call init_set_costs.
20248 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20250 2007-02-01 Richard Guenther <rguenther@suse.de>
20252 PR middle-end/30656
20253 * fold-const.c (fold_negate_expr): Allow negating a
20254 constant if overflow does not change.
20256 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20258 * doc/c-tree.texi (Expression trees): Improve markup.
20259 * doc/tm.texi (Register Classes, Addressing Modes)
20260 (Floating Point): Fix spacing after abbreviations. Fix some
20263 2007-02-01 Ben Elliston <bje@au.ibm.com>
20265 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20266 * doc/contrib.texi: Likewise.
20267 * doc/install.texi: Likewise.
20269 2007-01-31 Richard Henderson <rth@redhat.com>
20270 Ian Lance Taylor <iant@google.com>
20272 * lower-subreg.c: New file.
20273 * rtl.def (CONCATN): Define.
20274 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20275 pass_lower_subreg2.
20276 * emit-rtl.c (update_reg_offset): New static function, broken out
20277 of gen_rtx_REG_offset.
20278 (gen_rtx_REG_offset): Call update_reg_offset.
20279 (gen_reg_rtx_offset): New function.
20280 * regclass.c: Revert patch of 2006-03-05, restoring
20282 (clear_reg_info_regno): New function.
20283 * dwarf2out.c (concatn_loc_descriptor): New static function.
20284 (loc_descriptor): Handle CONCATN.
20285 * common.opt (fsplit_wide_types): New option.
20286 * opts.c (decode_options): Set flag_split_wide_types when
20288 * timevar.def (TV_LOWER_SUBREG): Define.
20289 * rtl.h (gen_reg_rtx_offset): Declare.
20290 (reg_scan_update): Declare.
20291 * regs.h (clear_reg_info_regno): Declare.
20292 * tree-pass.h (pass_lower_subreg): Declare.
20293 (pass_lower_subreg2): Declare.
20294 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20295 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20296 -fsplit-wide-types.
20297 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20298 * Makefile.in (OBJS-common): Add lower-subreg.o.
20299 (lower-subreg.o): New target.
20301 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20303 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20305 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20308 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20310 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20312 PR middle-end/29335
20313 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20315 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20317 * cfgloop.h: Include vec-prim.h.
20318 (enum li_flags): Remove LI_ONLY_OLD.
20319 (loop_iterator): Changed.
20320 (fel_next, fel_init): Iterate over loop tree.
20321 (FOR_EACH_LOOP_BREAK): New macro.
20322 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20324 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20325 * modulo-sched.c (sms_schedule): Ditto.
20326 * tree-vectorizer.c (vectorize_loops): Ditto.
20327 * doc/loop.texi: Update information on loop numbering and behavior of
20328 FOR_EACH_LOOP wrto new loops.
20329 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20330 add_to_evolution_1): Test nestedness of loops instead of comparing
20332 * tree-chrec.c (chrec_fold_plus_poly_poly,
20333 chrec_fold_multiply_poly_poly, chrec_evaluate,
20334 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20335 reset_evolution_in_loop): Ditto.
20336 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20338 2007-01-31 Dirk Mueller <dmueller@suse.de>
20340 * c-common.c (warn_about_parentheses): Separate warning about
20341 un-parenthized sequence of comparison operators from the one
20342 which is supposed to warn about x <= y <= z.
20344 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20346 * optabs.h (enum optab_index): Add new OTI_isinf.
20347 (isinf_optab): Define corresponding macro.
20348 * optabs.c (init_optabs): Initialize isinf_optab.
20349 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20351 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20352 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20354 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20355 expand_builtin_interclass_mathfn.
20356 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20357 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20358 (fxam<mode>2_i387): New insn pattern.
20359 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20360 built-in functions as x87 inline asm.
20362 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20364 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20366 2007-01-30 Eric Christopher <echristo@apple.com>
20368 * config.gcc: Add geode.
20370 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20372 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20373 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20374 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20375 value-prof.c: Fix comment typos.
20377 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20380 * doc/invoke.texi (Wpointer-arith): Document warning.
20382 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20384 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20385 the list of discrepancies from the draft TR.
20387 2007-01-30 Dirk Mueller <dmueller@suse.de>
20390 * doc/invoke.texi (-Wreturn-type): Update description to
20391 match new behavior.
20393 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20395 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20397 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20399 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20400 to handle optabs that operate on floating point input argument and
20401 output to integer output.
20402 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20403 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20404 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20405 expand_builtin_interclass_mathfn ().
20406 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20407 (ilogbsi2): Remove.
20408 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20409 ilogbl built-in functions as x87 intrinsics.
20411 2007-01-30 Richard Guenther <rguenther@suse.de>
20413 PR middle-end/27657
20414 * dwarf2out.c (reference_to_unused): Query varpool if the
20415 variable was output.
20417 2007-01-30 Richard Guenther <rguenther@suse.de>
20419 PR middle-end/30313
20420 * passes.c (execute_one_pass): Reset in_gimple_form to not
20421 confuse non-unit-at-a-time mode.
20423 2007-01-29 Roger Sayle <roger@eyesopen.com>
20424 Richard Guenther <rguenther@suse.de>
20426 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20427 avoid undefined behaviour on overflow. Use force_fit_type_double
20428 to construct the constant with the specified TREE_OVERFLOW.
20430 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20432 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20433 * config/dfp-bit.h: Ditto.
20435 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20437 * c-decl.c (pop_scope): Replace warnings with call to
20438 warn_for_unused_label.
20439 * c-common.h (warn_for_unused_label): Declare.
20440 * c-common.c (warn_for_unused_label): Define.
20442 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20444 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20447 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20449 * Makefile.in (USER_H): Remove decfloat.h.
20450 * ginclude/decfloat.h: Delete, moving contents to ...
20451 * ginclude/float.h: Add support for decimal floating point,
20452 guarded by __STDC_WANT_DEC_FP__.
20454 2007-01-29 Mike Stump <mrs@apple.com>
20456 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20457 Analysis and Representation to resolve case insensitive conflict.
20458 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20460 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20462 * tree.h (struct tree_memory_tag): Add aliases member.
20463 (MTAG_ALIASES): New macro.
20464 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20465 (add_may_alias): Remove pointer-set. Update for may_aliases being
20467 (mark_aliases_call_clobbered): Update for may_aliases being a
20469 (compute_tag_properties): Ditto.
20470 (create_partition_for): Ditto.
20471 (compute_memory_partitions): Ditto.
20472 (dump_may_aliases_for): Ditto.
20473 (is_aliased_with): Ditto.
20474 (add_may_alias_for_new_tag): Ditto.
20475 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20476 (compute_is_aliased): New function.
20477 (compute_may_aliases): Call compute_is_aliased).
20478 (init_alias_info): Initialize alias_bitmap_obstack.
20479 (union_alias_set_into): New function.
20480 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20481 (have_common_aliases_p): Rewrite to take two bitmaps and use
20483 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20484 Update for bitmaps.
20485 (finalize_ref_all_pointers): Update for add_may_alias changes.
20486 (new_type_alias): Ditto.
20487 * tree-flow-inline.h (may_aliases): Return a bitmap.
20488 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20489 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20490 may_aliases being a bitmap.
20491 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20492 may_aliases now returns a bitmap.
20493 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20495 * tree-ssa-operands.c (add_virtual_operand): Update for
20496 may_aliases being a bitmap.
20498 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20500 PR tree-optimization/30630
20501 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20502 variable as changed.
20504 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20507 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20508 expanded only once even if an error occurs.
20510 2007-01-29 Ben Elliston <bje@au.ibm.com>
20512 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20513 (__gcov_average_profiler): Likewise.
20514 (__gcov_ior_profiler): Likewise.
20515 (__gcov_merge_ior): Likewise.
20517 2007-01-28 Jan Hubicka <jh@suse.cz>
20519 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20520 * value-prof.c (stringop_block_profile): Likewise.
20522 2007-01-28 Jan Hubicka <jh@suse.cz>
20524 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20525 Add variant handling histograms; add wrapper.
20526 (clear_storage_via_libcall): Export.
20527 (emit_block_move_hints): Break out from ...; add histograms.
20528 (emit_block_move): ... this one.
20529 (clear_storage_hints): Break out from ...; add histograms.
20530 (clear_storage): ... this one.
20531 (set_storage_via_memset): Handle histogram.
20532 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20533 (clear_storage_hints, clear_storage_via_libcall): Declare.
20534 (set_storage_via_setmem): Update prototype.
20535 * doc/md.texi (movmem, setmem): Document new arguments.
20537 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20538 Add new histograms.
20539 (stringop_block_profile): New global function.
20540 (tree_stringops_values_to_profile): Profile block size and alignment.
20541 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20543 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20544 (stringop_block_profile): Declare.
20545 * builtins.c: Include value-prof.h.
20546 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20547 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20548 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20549 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20550 * profile.c (instrument_values): Add new counters.
20551 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20553 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20554 (tree_init_edge_profiler): Build new profilers.
20555 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20556 (pass_tree_profile): Add dump.
20557 (tree_profile_hooks): Update.
20558 * Makefile.in (LIBGCOV): Add new constants.
20559 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20560 __gcov_ior_profiler): New.
20561 * i386.md (movmem/setmem expanders): Add new optional arguments.
20563 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20565 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20567 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20569 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20570 (tree_unswitch_single_loop): Pass eni_size_weights to
20571 tree_num_loop_insns.
20572 * tree-ssa-loop-manip.c: Include tree-inline.h.
20573 (can_unroll_loop_p): Pass eni_size_weights to
20574 tree_num_loop_insns.
20575 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20576 Pass eni_size_weights to estimate_num_insns.
20577 * tree.h (init_inline_once): Export.
20578 * toplev.c (backend_init): Call init_inline_once.
20579 * cgraphunit.c (cgraph_process_new_functions,
20580 cgraph_analyze_function): Pass eni_inlining_weights to
20581 estimate_num_insns.
20582 * ipa-inline.c (compute_inline_parameters): Ditto.
20583 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20584 to estimate_num_insns.
20585 (try_unroll_loop_completely): Pass eni_size_weights to
20586 tree_num_loop_insns.
20587 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20588 ot estimate_num_insns.
20589 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20590 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20591 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20592 eni_time_weights): New variables.
20593 (init_inline_once): Initialize them.
20594 (struct eni_data): Mew.
20595 (estimate_num_insns_1, estimate_num_insns): Use weights.
20596 * tree-inline.h (struct eni_weights_d): New.
20597 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20598 (estimate_num_insns): Declaration changed.
20599 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20600 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20601 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20603 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20605 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20606 relations in the conflict function is valid.
20608 2007-01-27 Ian Lance Taylor <iant@google.com>
20610 * common.opt: Add fstrict-overflow.
20611 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20612 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20613 (TYPE_OVERFLOW_UNDEFINED): Define.
20614 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20616 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20617 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20618 (fold_negate_expr): Likewise.
20619 (make_range): Likewise.
20620 (extract_muldiv_1): Likewise.
20621 (maybe_canonicalize_comparison): Likewise.
20622 (fold_comparison): Likewise.
20623 (fold_binary): Likewise.
20624 (tree_expr_nonnegative_p): Likewise.
20625 (tree_expr_nonzero_p): Likewise.
20626 * tree-vrp.c (compare_values): Likewise.
20627 (extract_range_from_binary_expr): Likewise.
20628 (extract_range_from_unary_expr): Likewise.
20629 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20631 (nowrap_type_p): Likewise.
20632 * tree-scalar-evolution.c (simple_iv): Likewise.
20633 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20634 (build_range_check): Likewise.
20635 (extract_muldiv_1): Likewise.
20636 (fold_comparison): Likewise.
20637 * tree-vrp.c (vrp_int_const_binop): Likewise.
20638 (extract_range_from_unary_expr): Likewise.
20639 * convert.c (convert_to_integer): Likewise.
20640 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20641 (fold_comparison): Likewise.
20642 (fold_binary): Likewise.
20643 * optabs.c (optab_for_tree_code): Likewise.
20644 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20645 * simplify-rtx.c (simplify_const_relational_operation): Check
20646 flag_strict_overflow and flag_trapv.
20647 (simplify_const_relational_operation): Likewise.
20648 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20649 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20652 2007-01-27 Roger Sayle <roger@eyesopen.com>
20654 * tree.c (tree_fold_gcd): Delete.
20655 * tree.h (tree_fold_gcd): Remove prototype.
20656 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20657 test whether one constant integer is a multiple of another. Instead
20658 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20659 * fold-const.c (multiple_of_p): We've determined both TOP and
20660 BOTTOM are integer constants so we can call int_const_binop directly
20661 instead of the more generic const_binop.
20663 2007-01-27 Roger Sayle <roger@eyesopen.com>
20665 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20666 1*X check that the constant hasn't overflowed, to preserve the
20668 (round_up): Provide an efficient implementation when rouding-up an
20669 INTEGER_CST to a power-of-two.
20671 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20673 * doc/sourcebuild.texi: Add comma for clarity.
20674 * doc/extend.texi: Fix some typos.
20675 * doc/passes.texi: Likewise.
20676 * doc/cppinternals.texi: Likewise.
20677 * doc/c-tree.texi: Likewise.
20678 * doc/tree-ssa.texi: Likewise.
20679 * doc/install.texi: Likewise.
20681 2007-01-27 Jan Hubicka <jh@suse.cz>
20683 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20684 (pass_sra): Do not require alias information.
20685 * passes.c (init_optimization_passes): Add SRA
20687 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20689 * tracer.c (rest_of_handle_tracer): We already cleaned
20690 up the CFG in tracer() so don't do it here again.
20691 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20692 cleanup_cfg here, either. And don't call renumber_insns.
20694 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20695 and BB_HEAD are in the insn stream here. Instead make sure
20696 that BB_INSN is valid on all insns. Also, do check here that
20697 there are no pending branch predictions...
20698 (rtl_verify_flow_info): ...instead of doing it here. Checks
20699 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20702 2007-01-26 Roger Sayle <roger@eyesopen.com>
20704 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20705 function to simplify/factorize operand order canonicalization.
20706 (ix86_fixup_binary_operands): Reorganize using the above function.
20707 (ix86_binary_operator_ok): Likewise.
20709 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20711 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20712 file scope from optimize_attrs.
20713 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20715 (optimize_attrs): Clear insn_code_values after freeing it.
20717 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20719 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20720 a parts.base assignment.
20722 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20724 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20725 (compute_subscript_distance, initialize_data_dependence_relation,
20726 finalize_ddr_dependent, analyze_ziv_subscript,
20727 analyze_siv_subscript_cst_affine,
20728 compute_overlap_steps_for_affine_univar,
20729 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20730 analyze_siv_subscript, analyze_miv_subscript,
20731 analyze_overlapping_iterations, subscript_dependence_tester_1,
20732 compute_self_dependence, free_dependence_relation): Work
20733 with affine_fn instead of chrecs.
20734 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20735 common_affine_function, affine_function_base,
20736 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20737 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20738 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20739 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20740 (all_chrecs_equal_p): Removed.
20741 * tree-data-ref.h (affine_fn, conflict_function): New types.
20742 (struct subscript): Change type of conflicting_iterations_in_a
20743 and conflicting_iterations_in_b.
20745 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20748 * config/pa/pa.h (TARGET_HPUX_11): New.
20749 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20750 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20752 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20753 Richard Guenther <rguenther@suse.de>
20755 * tree-ssa-structalias.c (solve_graph): Handle case
20756 we merged the variable to another.
20758 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20760 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20763 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20764 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20766 2007-01-25 DJ Delorie <dj@redhat.com>
20768 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20769 allow changes to modes which don't fit in those registers.
20771 * reload1.c (choose_reload_regs): Check for invalid subregs before
20772 computing their locations, not after.
20774 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20777 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20778 save Altivec registers in an eh_return function.
20779 (compute_vrsave_mask): Likewise.
20780 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20781 for saving Altivec registers.
20782 (rs6000_emit_prologue): Don't allocate stack twice in
20783 eh_return function. Correct expected value of altivec_save_offset
20784 when using save_world. Describe save of R0 to stack when using
20785 save_world. Describe stack pointer adjustment when using
20786 save_world. Remove duplicated eh_return parameter register saving.
20787 Update sp_offset variable after save_world.
20788 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20790 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20791 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20794 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20796 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20798 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20801 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20802 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20804 2007-01-25 Richard Guenther <rguenther@suse.de>
20806 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20807 * common.opt (-Wcoverage-mismatch): New warning option.
20808 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20809 if -Wcoverage-mismatch is given.
20811 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20813 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20814 (ipcp_driver): Change to static definition.
20815 Add dumping of the ifunctions.
20816 (constant_val_insert): Remove unused parameter. Support for SSA.
20817 (ipcp_propagate_const): Support for SSA.
20818 (ipcp_profile_bb_print): Print only analyzed nodes.
20819 (ipcp_replace_map_create): Remove support for Fortran constant
20821 * ipa-prop.c (ipa_method_modify_stmt,
20822 ipa_callsite_compute_param): Support for SSA.
20823 * ipa-prop.h (ipcp_driver): Remove declaration.
20824 (IS_VALID_TREE_MAP_INDEX): Add define.
20826 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20828 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20830 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20832 PR middle-end/30447
20833 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20834 constant argument to cabs and do it without checking for
20835 -funsafe-math-optimizations.
20837 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20839 * c-common.h (RID_FIRST_CXX0X): New.
20840 (RID_LAST_CXX0X): New.
20841 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20843 * c.opt (Wc++0x-compat): New.
20844 * doc/invoke.texi (-Wc++0x-compat): Document.
20846 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20848 * builtins.c (fold_builtin_carg): New.
20849 (fold_builtin_1): Use it.
20851 2007-01-24 Jan Hubicka <jh@suse.cz>
20853 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20855 * ipa-inline.c (initial_insns, max_insns): Delete.
20856 (compute_max_insns): New function.
20857 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20858 amount of insns as base for code growth.
20859 (cgraph_decide_inlining): Make initial_insns local; do not compute
20861 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20862 * doc/invoke.texi (inline-unit-growth): Update docs.
20864 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20866 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20867 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20868 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20869 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20870 for CPUs that have PTA_CX16 set.
20872 PR middle-end/27416
20873 * gimplify.c (omp_check_private): New function.
20874 (gimplify_scan_omp_clauses): Use it for
20875 firstprivate/lastprivate/reduction.
20877 PR middle-end/30494
20878 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20879 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20881 PR middle-end/30421
20882 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20883 If lower_lastprivate_clauses emits some statements, append them
20884 to dlist rather than body_p and to body_p append an initializer.
20885 (lower_omp_for): Adjust caller.
20887 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20889 * target.h (globalize_decl_name): New.
20890 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20891 * output.h (default_globalize_decl_name): New.
20892 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20894 (globalize_decl): Ditto.
20895 (default_globalize_decl_name): New.
20896 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20897 (ia64_handle_version_id_attribute): New.
20898 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20899 (ia64_asm_output_external): Use globalize_decl_name instead
20900 of globalize_label.
20901 * doc/extend.texi (version_id): New pragma.
20902 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20904 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20906 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20907 _uleb128_t and _Unwind_SWord with _sleb128_t.
20908 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20909 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20911 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20912 * unwind-pe.h (read_uleb128, read_sleb128,
20913 read_encoded_value_with_base): Likewise.
20914 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20916 2007-01-24 Richard Guenther <rguenther@suse.de>
20918 * builtins.c (expand_builtin_cexpi): Get the fndecl
20919 for cexp in the correct way.
20921 2007-01-24 Jan Hubicka <jh@suse.cz>
20923 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20926 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20928 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20929 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20930 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20931 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20932 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20933 __SIZEOF_PTRDIFF_T__.
20934 * doc/cpp.texi: Documentation for the new builtin macros added.
20936 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20938 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20939 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20940 instead of operands[2] to avoid access past the end of array.
20942 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20944 * reload1.c (emit_reload_insns): Pass the reload register
20945 for a non-spill output reload through forget_old_reloads_1.
20947 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20949 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20950 _SOFT_DOUBLE if doubles use software floating-point.
20951 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20952 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20953 * config/rs6000/darwin-ldouble.c: Also compile functions for
20954 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20955 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20956 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20957 commented-out long double override.
20958 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20959 * config/rs6000/eabispe.h: Likewise.
20960 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20961 long double for non-SPE.
20962 (rs6000_handle_option): Likewise.
20963 (invalid_e500_subreg): Disallow more subregs involding DImode,
20964 DFmode, TImode or TFmode.
20965 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20967 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20969 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20970 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20972 (rs6000_legitimate_address): Also check for TFmode for E500
20974 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20975 (spe_build_register_parallel): Handle TFmode and TCmode.
20976 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20978 (function_arg): Handle TFmode and TCmode for E500 double.
20979 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20981 (print_operand): Handle TFmode and TImode for %y.
20982 (rs6000_generate_compare): Handle TFmode comparisons for E500
20984 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20985 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20986 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20987 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20988 TFmode for E500 double.
20989 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20990 (floatsidf2): Enable for E500 double.
20991 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20992 (extenddftf2): Change to extenddftf2_fprs.
20993 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20994 depending on TARGET_E500_DOUBLE.
20995 (extendsftf2): Enable for E500 double.
20996 (trunctfdf2): Enable for E500 double.
20997 (trunctfsf2): Change to trunctfsf2_fprs.
20998 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20999 depending on TARGET_E500_DOUBLE.
21000 (floatsitf2): Enable for E500 double.
21001 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21002 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21003 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21004 (negtf2): Change to negtf2_internal.
21005 (negtf2): New expander.
21006 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21007 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21008 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21009 (movdi_internal32): Use rs6000_nonimmediate_operand.
21010 (unnamed splitter): Likewise.
21011 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21012 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21013 (SPE64TF, DITI): New mode macros.
21014 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21017 (frob_<mode>_di_2): New.
21018 (frob_tf_di_8_2): New.
21019 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21021 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21023 (frob_ti_<mode>_8_2): New.
21024 (frob_ti_tf_2): New.
21025 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21026 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21028 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21029 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21030 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21031 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21032 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21033 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21036 2007-01-23 Ian Lance Taylor <iant@google.com>
21038 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21040 (OBJS-archive): Reformat, alphabetize.
21041 (OBJS): Change out_object_file to OBJS-md.
21043 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21045 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21046 JUMP_P and CALL_P predicates where applicable.
21047 * config/i386/i386.c: Ditto.
21048 * config/i386/i386.md: Ditto.
21049 * config/i386/mmx.md: Ditto.
21050 * config/i386/predicates.md: Ditto.
21052 2007-01-22 Andreas Schwab <schwab@suse.de>
21054 * config/m68k/m68k.h: Fix comment.
21056 2007-01-22 Jan Hubicka <jh@suse.cz>
21058 * passes.c (init_optimization_passes): Do not rerun
21059 pass_early_warn_uninitialized.
21061 2007-01-22 Richard Guenther <rguenther@suse.de>
21063 PR tree-optimization/30038
21064 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21066 (execute_cse_sincos_1): Likewise.
21067 (execute_cse_sincos): Likewise.
21068 (gate_cse_sincos): Likewise.
21069 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21070 the cexpi() canonicalization of sincos().
21071 * tree-pass.h (pass_cse_sincos): Declare.
21072 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21074 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21076 PR rtl-optimization/29329
21077 * combine.c (replaced_rhs_insn): Rename to i2mod.
21078 (replaced_rhs_value): Rename to i2mod_new_rhs.
21079 (i2mod_old_rhs): New global variable.
21080 (combine_instructions): Adjust for above change. Save a copy of
21081 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21082 note are substituted in the second instruction.
21083 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21084 ditch the note if it pertains to the second eliminated register
21085 and this register is mentioned in i2mod_old_rhs.
21088 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21090 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21091 the insn to which the note was originally attached.
21093 2007-01-21 Jan Hubicka <jh@suse.cz>
21095 * ipa-inline.c (inlining_mode): Comment, move up.
21096 (cgraph_decide_inlining_incrementally): Do not perform inlining
21097 itself; fix handling of flattening of self recursive functions.
21098 (cgraph_find_cycles): Remove.
21099 (cgraph_flatten_node): Remove.
21100 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21101 (try_inline): New function.
21102 (cgraph_early_inlining): Update call of
21103 cgraph_decide_inlining_incrementally. Apply inlining here.
21104 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21106 2007-01-21 Dirk Mueller <dmueller@suse.de>
21109 * tree-vrp.c (check_array_bounds): do not warn
21110 about ADDR_EXPR's of ARRAY_REF's which are immediately
21111 used in binary expressions.
21113 2007-01-21 Ira Rosen <irar@il.ibm.com>
21115 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21116 read_write_dep and macros for its access.
21117 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21118 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21119 argument, call vect_check_interleaving for every independent pair of
21120 data-refs. Mark loads that access the same memory location as a store
21122 (vect_check_dependences): Remove.
21123 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21124 call, fix the call to vect_analyze_data_ref_dependence.
21125 (vect_analyze_data_ref_access): For statements that access the same
21126 data-ref, check that they are not stores; for loads, check that there
21127 is no store that access the same location.
21129 2007-01-20 Roger Sayle <roger@eyesopen.com>
21130 Joseph Myers <joseph@codesourcery.com>
21132 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21133 (-fdump-rtl-stack): Likewise.
21134 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21135 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21136 (-mpt-fixed): Use @minus{} for minus sign.
21137 (Using Precompiled Headers): Fix under/overfull hbox.
21139 2007-01-20 Jan Hubicka <jh@suse.cz>
21141 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21142 place within annotation.
21144 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21146 * pa.c (output_move_double): Change array size of xoperands to 4.
21148 2007-01-20 Jan Hubicka <jh@suse.cz>
21150 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21153 2007-01-19 Ian Lance Taylor <iant@google.com>
21155 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21156 constant to unsigned HOST_WIDE_INT before negating.
21158 2007-01-19 Ian Lance Taylor <iant@google.com>
21160 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21162 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21163 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21164 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21165 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21166 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21167 (realloc_vdef, realloc_vuse): Change second parameter to
21169 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21170 fields to unsigned.
21171 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21172 unsigned. Change x and lim locals to unsigned.
21173 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21175 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21176 (copy_virtual_operands): Change i and n locals to unsigned.
21178 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21180 PR middle-end/29335
21181 * builtins.c (fold_builtin_1): Handle builtin fdim.
21183 2007-01-20 Jan Hubicka <jh@suse.cz>
21185 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21186 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21187 init_alias_heapvars.
21188 (init_alias_heapvars): Initialize only when not already initialized.
21189 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21191 2007-01-19 Roger Sayle <roger@eyesopen.com>
21193 * common.opt (fsigned-zeros): New command line option.
21194 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21195 of flag_unsafe_math_optimizations.
21196 * opts.c (set_fast_math_flags): The -ffast-math command line option
21197 implies -fno-signed-zeros.
21198 (fast_math_flags_set_p): Likewise.
21200 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21201 the documentation of -ffast-math appropriately. Wrap long lines.
21203 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21205 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21206 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21208 2007-01-19 Tomas Bily <tbily@suse.cz>
21210 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21212 (tree_init_ic_make_global_vars): New function
21213 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21214 (tree_gen_ic_profiler): New function
21215 (tree_gen_ic_func_profiler): New function
21216 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21217 (tree_profile_hooks): Added hook for indirec/virtual calls
21218 * value-prof.c (tree_find_values_to_profile): New case for
21220 (tree_values_to_profile): Call for determining indirect/virtual
21222 (tree_indirect_call_to_profile): New function
21223 (tree_ic_transform): New function
21224 (tree_ic): New function
21225 (find_func_by_pid): New function
21226 (init_pid_map): New function
21227 (tree_value_profile_transformations): Added check for
21228 indirect/virtual call transformation
21229 * value-prof.h (enum hist_type): New counter type for
21230 indirect/virtual calls
21231 (profile_hooks): Added new hook for profiling indirect/virtual
21233 * profile.c (instrument_values): New case for indirect/virtual
21235 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21236 (GCOV_COUNTER_V_INDIR): New counter type
21237 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21238 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21240 * cgraph.c: Definition of cgraph_max_pid
21241 (cgraph_create_node): Default init of pid attribute
21242 * cgraph.h: Declaration of cgraph_max_pid
21243 (struct cgraph_node): Added pid attribute
21244 * libgcov.c (__gcov_indirect_call_profiler): New function
21245 (__gcov_one_value_profiler_body): New function
21246 (__gcov_one_value_profiler): Body was moved to
21247 __gcov_one_value_profiler_body and calls it
21249 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21251 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21252 * gengtype.c (write_types_data, write_func_for_structure,
21253 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21254 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21255 (walk_type, write_func_for_structure): Generate the mark_hook if
21258 2007-01-19 Jan Hubicka <jh@suse.cz>
21260 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21261 'early' argument take inlining mode argument specifying whether to
21262 inline for size/speeed or all functions; add support for flattening;
21264 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21266 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21269 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21270 the name of the declared identifier.
21272 2007-01-19 Dirk Mueller <dmueller@suse.de>
21274 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21275 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21276 duplicate evaluation.
21278 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21280 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21281 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21282 to XFMode, use acosxf2 and truncate result to requested mode.
21283 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21284 (asin<mode>2): Similarly, with asin expanders.
21285 (*fscalexf4_i387): Rename from *fscalexf4.
21286 (expNcorexf3): New expander.
21287 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21288 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21289 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21290 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21291 patterns for SSE math.
21292 (exp10<mode>2): Similarly, with exp10 expanders.
21293 (exp2<mode>2): Similarly, with exp2 expanders.
21294 (expm1<mode>2): Similarly, with expm1 expanders.
21295 (ldexp<mode>3): Similarly, with ldexp expanders.
21296 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21297 Use gen_truncxf<mode>2_i387_noop to truncate result.
21299 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21301 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21302 for ColdFire targets.
21304 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21305 Richard Sandiford <richard@codesourcery.com>
21307 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21308 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21309 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21310 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21311 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21312 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21314 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21316 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21317 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21318 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21319 (*adddi_dilshr32_cf): New pattern.
21320 (adddi3, subdi3): Remove first alternatives.
21322 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21324 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21325 implemented using move.l, do not use its cc result for floating-point
21328 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21330 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21331 from accepting 's' constraints if flag_pic.
21333 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21335 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21336 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21337 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21338 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21340 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21342 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21343 ColdFire alternatives.
21344 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21345 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21346 architectures that support ff1 instruction.
21348 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21349 Julian Brown <julian@codesourcery.com>
21351 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21352 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21353 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21356 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21358 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21360 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21361 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21362 HOST_WIDE_INT instead of an rtx.
21363 (m68k_rtx_costs): Update call accordingly.
21364 (output_move_const_into_data_reg): Likewise. Fix formatting.
21365 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21367 (output_move_simode_const): Update calls after above changes.
21368 Rework to use automatic variables and predicates like MEM_P.
21369 * config/m68k/m68k.md (pushexthisi_const): Update call to
21372 2007-01-19 Dirk Mueller <dmueller@suse.de>
21374 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21375 in dump_flags test.
21377 2007-01-19 Richard Guenther <rguenther@suse.de>
21379 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21380 via cexp in case sincos is not available.
21382 2007-01-19 Richard Guenther <rguenther@suse.de>
21384 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21385 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21386 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21387 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21388 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21389 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21390 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21391 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21393 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21395 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21397 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21398 (atan2xf3): Directly generate RTL pattern.
21399 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21400 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21401 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21402 disable patterns for SSE math.
21403 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21404 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21405 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21406 disable patterns for SSE math.
21408 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21410 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21412 2007-01-18 Roger Sayle <roger@eyesopen.com>
21414 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21415 VIEW_CONVERT_EXPR to the same type as it's operand.
21417 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21419 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21420 configured for long double 128.
21422 2007-01-18 Mike Stump <mrs@apple.com>
21424 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21427 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21429 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21432 2007-01-18 Jan Hubicka <jh@suse.cz>
21434 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21435 greater than NUM_VOP_FREE_BUCKETS.
21437 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21439 * tree-ssa-structalias.c: Update comments.
21440 (ptabitmap_obstack): Removed.
21441 (pta_obstack): New.
21442 (oldpta_obstack): Ditto.
21443 (stats): Add a few members.
21444 (struct variable_info): Remove node, complex, address_taken, and
21445 indirect_target members. Add oldsolution member.
21446 (new_var_info): Do not initialize removed members.
21447 (constraint_expr_type): Remove INCLUDES.
21448 (constraint_graph): Add size, implicit_preds, rep,
21449 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21450 (FIRST_REF_NODE): New macro.
21451 (LAST_REF_NODE): Ditto.
21452 (FIRST_ADDR_NODE): Ditto.
21453 (find): New function.
21455 (dump_constraint): Do not handle INCLUDES.
21456 (insert_into_complex): Do not insert duplicate constraints.
21457 (condense_varmap_nodes): Renamed and rewritten into ...
21458 (merge_node_constraints): This. Also fix bug in handling of
21459 offseted copy constraints.
21460 (clear_edges_for_node): No longer need to deal with preds at all,
21461 or removing associated preds/succs.
21462 (merge_graph_nodes): Deal with indirect_cycles.
21463 Don't deal with predecessors.
21464 (add_implicit_graph_edge): New function.
21465 (add_pred_graph_edge): Ditto.
21466 (add_graph_edge): Don't deal with predecessors.
21467 (build_constraint_graph): Removed.
21468 (build_pred_graph): New function.
21469 (build_succ_graph): Ditto.
21470 (struct scc_info): Removed in_component. Added roots, dfs, and
21471 node_mapping. Remove visited_index, unification_queue.
21472 (scc_visit): Deal with union-find we do now.
21473 Deal with cycles with REF nodes.
21474 (collapse_nodes): Renamed and rewritten to ...
21475 (unify_nodes): This.
21476 (process_unification_queue): Removed.
21477 (topo_visit): Cleanup
21478 (do_da_constraint): Use find.
21479 (do_sd_constraint): Ditto.
21480 (do_ds_constraint): Ditto.
21481 (do_complex_constraint): Ditto.
21482 (init_scc_info): Update for removed and added members.
21483 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21484 (find_indirect_cycles): This.
21485 (equivalence_class): New variable.
21486 (label_visit): New function.
21487 (perform_variable_substitution): Rewritten.
21488 (free_var_substitution_info): New function.
21489 (find_equivalent_node): Ditto.
21490 (move_complex_constraints): Ditto.
21491 (eliminate_indirect_cycles): Ditto.
21492 (solve_graph): Only propagate changed bits.
21493 Use indirect cycle elimination.
21495 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21496 (tree_id_eq): Renamed to ...
21497 (tree_vi_eq): This. Update for member change
21498 (insert_id_for_tree): Renamed and rewritten to ...
21499 (insert_vi_for_tree): This.
21500 (lookup_id_for_tree): Renamed and rewritten to ...
21501 (lookup_vi_for_tree): This.
21502 (get_id_for_tree): Renamed and rewritten to ...
21503 (get_vi_for_tree): Ditto.
21504 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21505 (process_constraint): Don't handle INCLUDES.
21506 Remove special ADDRESSOF case.
21507 (find_func_aliases): Rewrite to use vi functions instead of id
21509 (create_function_info_for): Ditto.
21510 (create_variable_info_for): Ditto.
21511 (intra_create_variable_infos): Ditto.
21512 (merge_smts_into): Ditto.
21513 (find_what_p_points_to): Ditto.
21514 (init_base_vars): Ditto.
21515 (init_alias_vars): Ditto.
21516 (remove_preds_and_fake_succs): New function.
21517 (dump_sa_points_to_info): Dump new stats.
21518 (dump_solution_for_var): Use find.
21519 (set_used_smts): Fix formatting.
21520 (compute_points_to_sets): Updated for new functions.
21521 (ipa_pta_execute): Ditto.
21523 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21524 Richard Sandiford <richard@codesourcery.com>
21526 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21528 * calls.c (expand_call): If the return value is a PARALLEL,
21529 extract its first member.
21530 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21531 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21532 use FUNCTION_EXTRA_EPILOGUE.
21533 (m68k_function_value): Return a PARALLEL if the return value
21534 is of a pointer type.
21535 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21536 (FUNCTION_EXTRA_EPILOGUE): Remove.
21537 * config/m68k/m68k.md (D0_REG): New constant.
21539 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21541 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21542 output a NOP for empty epilogues.
21544 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21546 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21547 before function. Extend register save check to include all
21548 registers, not just integer ones.
21550 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21552 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21553 (m68k_use_return_insn): ...this.
21554 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21555 * config/m68k/m68k.c (use_return_insn): Rename to...
21556 (m68k_use_return_insn): ...this.
21557 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21558 of USE_RETURN_INSN.
21560 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21562 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21563 nearest even, fix denormal rounding overflow.
21565 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21567 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21568 f%$smove and f%$move.
21569 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21570 (extendsfdf2_cf): Use fdmove instead of f%&move.
21571 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21572 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21574 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21576 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21579 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21581 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21582 (coldfire_single_format): Declare.
21583 (coldfire_double_format): Likewise.
21584 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21585 of qnan_msb_set to determine the lower bits of a canonical
21587 (encode_ieee_double): Likewise.
21588 (encode_ieee_quad): Likewise.
21589 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21590 (mips_single_format): Likewise.
21591 (ieee_double_format): Likewise.
21592 (mips_double_format): Likewise.
21593 (ieee_extended_motorola_format): Likewise.
21594 (ieee_extended_intel_96_format): Likewise.
21595 (ieee_extended_intel_128_format): Likewise.
21596 (ieee_extended_intel_96_round_53_format): Likewise.
21597 (ibm_extended_format): Likewise.
21598 (mips_extended_format): Likewise.
21599 (ieee_quad_format): Likewise.
21600 (mips_quad_format): Likewise.
21601 (vax_f_format): Likewise.
21602 (vax_d_format): Likewise.
21603 (vax_g_format): Likewise.
21604 (i370_single_format): Likewise.
21605 (i370_double_format): Likewise.
21606 (decimal_single_format): Likewise.
21607 (decimal_double_format): Likewise.
21608 (decimal_quad_format): Likewise.
21609 (c4x_single_format): Likewise.
21610 (c4x_extended_format): Likewise.
21611 (real_internal_format): Likewise.
21612 (coldfire_single_format): New real_format.
21613 (coldfire_double_format): Likewise.
21614 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21615 canonical_nan_lsbs_set.
21616 (pdp11_d_format): Likewise.
21617 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21618 if TARGET_COLDFIRE_CPU.
21620 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21622 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21623 (output_call, m68k_legitimize_call_address): Declare.
21624 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21625 parenthesees. Add support for a 'W' constraint.
21626 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21627 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21628 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21629 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21631 (override_options): Initialize them. Do not set flag_no_function_cse
21632 for TARGET_ID_SHARED_LIBRARY.
21633 (m68k_output_pic_call): Delete.
21634 (m68k_legitimize_call_address): New function.
21635 (print_operand): Remove the %o prefix. Handle the %p prefix.
21636 (output_call): New function.
21637 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21638 target address from the GOT if symbolic jumps are not allowed.
21639 * config/m68k/m68k.md (call, general_operand): Do not set
21640 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21641 Merge separate flag_pic and !flag_pic define_insns into...
21642 (*call, *call_value): ...these new patterns. Match the address
21643 rather than the containing MEM and require it to be a call_operand.
21644 Use output_call to generate the asm template.
21645 * config/m68k/predicates.md (const_call_operand): New predicate.
21646 (call_operand): Likewise.
21648 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21650 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21651 (STACK_GROWS_DOWNWARD): Define to 1.
21652 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21653 comments, emphasizing that these values are only defaults.
21654 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21655 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21657 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21659 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21661 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21662 Richard Sandiford <richard@codesourcery.com>
21664 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21665 (FP_REGNO_P): New macros.
21666 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21667 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21668 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21669 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21671 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21673 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21674 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21676 * config/m68k/t-floatlib: New file, extracting common code from...
21677 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21678 * config/m68k/t-uclinux: Here.
21679 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21680 routines on ColdFire targets.
21682 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21684 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21685 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21686 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21687 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21688 explicitly set MOTOROLA to 1.
21689 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21691 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21692 Nathan Sidwell <nathan@codesourcery.com>
21694 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21695 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21696 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21697 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21698 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21699 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21700 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21701 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21702 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21703 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21704 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21705 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21706 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21707 (DBX_REGISTER_NUMBER): Delete.
21708 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21709 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21710 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21712 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21714 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21715 * config/flat.h: New file.
21716 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21717 OBJECT_FORMAT_FLAT.
21718 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21719 indirect references for -msep-data or -mid-shared-library.
21720 Do not use PC-relative code addresses either.
21721 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21723 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21724 for shared libraries and crt1.o for executables. Use crti.o and
21726 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21727 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21728 Do not add -elf2flt or -shared-lib-id options here.
21729 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21730 Pass -shared-lib-id if -mid-shared-library, taking the library
21731 identifier from -mshared-library-id if given, otherwise
21733 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21734 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21735 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21736 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21737 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21738 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21740 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21741 jump sequence for ISA A and ISA A+.
21742 (PICJUMP): Likewise.
21744 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21746 * config.gcc (m68k-*-uclinux*): Base the port on the common
21747 and m68k GNU/Linux files rather than on the generic ELF ones.
21748 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21749 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21751 2007-01-18 Julian Brown <julian@codesourcery.com>
21752 Richard Sandiford <richard@codesourcery.com>
21754 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21755 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21756 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21758 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21759 80 unconditionally.
21760 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21762 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21764 * doc/install.texi: Document m68k-uclinuxoldabi.
21765 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21766 * config/m68k/uclinux-oldabi.h: New file, copied from
21767 config/m68k/uclinux.h.
21769 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21771 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21772 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21773 (m32r_compute_frame_size): Use unsigned for regno.
21774 (m32r_reload_lr): Use gen_frame_mem.
21776 (m32r_output_function_epilogue): Don't output the function epilogue
21778 (m32r_expand_epilogue): New.
21779 (direct_return): Return false if the function has the interrupt
21781 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21782 * config/m32r/m32r.md (epilogue): New expander.
21783 (return_lr, return_rte): New insns.
21784 (return): Make it expander.
21785 (return_normal): New expander.
21787 2007-01-18 Josh Conner <jconner@apple.com>
21790 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21791 support for UNLE, UNLT, UNGE, and UNGT.
21793 2007-01-18 Jan Hubicka <jh@suse.cz>
21795 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21796 * tree-tailcall (add_virtual_phis): Likewise.
21797 (optimize_tail_call): Return TODOs.
21798 (execute_tail_calls): Return TODOs.
21799 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21800 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21802 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21803 Cleanup cfg using TODO.
21804 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21805 * passes.c (execute_function_todo): When cleanup did something, remove
21807 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21808 (make_edges): Don't cleanup_cfg.
21810 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21812 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21813 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21814 operate on the top of stack.
21815 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21816 register handling of instructions that output to the second
21818 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21819 (move_for_stack_reg): Special-case check for dead destination
21820 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21822 * config/i386/i386.md (UNSPEC_TAN): New constant.
21823 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21824 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21825 to correctly model move of constant 1.0 to top stack slot.
21826 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21827 (unnamed peephole2 pattern): Remove corresponding peephole2
21828 pattern that optimizes tan insn and loading of constant 1.0.
21829 (tanxf2): Use fptanxf4_i387.
21830 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21831 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21832 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21833 disable patterns for SSE math.
21834 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21835 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21837 2007-01-18 Dirk Mueller <dmueller@suse.de>
21838 Richard Guenther <rguenther@suse.de>
21841 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21842 * common.opt (Warray-bounds): Add new warning option.
21843 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21845 * Makefile.in: make tree-vrp.o depend on toplev.h
21846 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21848 (check_array_refs, check_array_bounds, check_array_ref): New.
21850 2007-01-18 Jan Hubicka <jh@suse.cz>
21852 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21853 (execute_ssa_ccp): Return flags conditionally.
21854 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21856 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21858 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21860 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21861 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21863 * Makefile.c (GTFILES): Add cfglayout.h.
21864 * gengtype.c (open_base_files): Likewise.
21865 * cfglayout.c (cfg_layout_function_footer,
21866 cfg_layout_function_header) Reindent to make gengtype happy.
21867 * cfglayout.h (cfg_layout_function_footer,
21868 cfg_layout_function_header): Add GTY(()) marker.
21870 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21872 2007-01-18 Ben Elliston <bje@au.ibm.com>
21874 * genautomata.c (write_automata): Include xstrerror output in the
21875 error message if writing the DFA description file fails.
21877 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21879 * config/mips/mips-protos.h (mips_output_external): Make it
21881 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21882 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21883 (extern_list): Likewise.
21884 (extern_head): Likewise.
21885 (TARGET_ASM_FILE_END): Likewise.
21886 (mips_file_end): Likewise.
21887 (mips_output_external): Rewritten.
21889 2007-01-18 Ben Elliston <bje@au.ibm.com>
21891 * genpreds.c (write_insn_preds_c): Only write out the function
21892 body for regclass_for_constraint if we have register constraints.
21894 2007-01-17 Tom Tromey <tromey@redhat.com>
21896 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21897 * doc/install.texi (Testing): Use sourceware.org.
21898 (Binaries): Likewise.
21899 (Specific): Likewise.
21900 * doc/contrib.texi (Contributors): Use sourceware.org.
21902 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21904 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21905 (AVR_ENHANCED): Rename to ...
21906 (AVR_HAVE_MUL): ... new.
21907 (avr_enhanced_p): Rename to ...
21908 (avr_have_mul_p): ... new.
21909 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21910 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21911 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21912 (avr_have_mul_p): ... new.
21913 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21914 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21915 'avr_enhanced_p' and 'enhanced'.
21916 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21917 AVR_HAVE_MUL instead of AVR_ENHANCED.
21918 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21919 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21920 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21921 instead of AVR_ENHANCED.
21922 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21923 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21924 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21926 2007-01-17 Ian Lance Taylor <iant@google.com>
21928 * vec.h (VEC_reserve_exact): Define.
21929 (vec_gc_p_reserve_exact): Declare.
21930 (vec_gc_o_reserve_exact): Declare.
21931 (vec_heap_p_reserve_exact): Declare.
21932 (vec_heap_o_reserve_exact): Declare.
21933 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21935 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21936 negative parameter.
21937 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21938 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21939 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21940 * vec.c (calculate_allocation): Add exact parameter. Change all
21942 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21943 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21944 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21945 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21946 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21947 (vec_heap_p_reserve_exact): New function.
21948 (vec_heap_o_reserve_exact): New function.
21950 2007-01-17 Jan Hubicka <jh@suse.cz>
21952 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21954 2007-01-17 Eric Christopher <echristo@apple.com>
21956 * config.gcc: Support core2 processor.
21958 2007-01-16 Jan Hubicka <jh@suse.cz>
21960 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21961 the names, just unlink the chain so we don't crash on dangling
21965 2007-01-16 Jan Hubicka <jh@suse.cz>
21967 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21968 * tree-pass.h: Reorder to make IPA passes appear toegher.
21969 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21971 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21972 parameters, do not call early inliner.
21973 * ipa-inline.c: Update comments. Include tree-flow.h
21974 (cgraph_decide_inlining): Do not compute inlining parameters.
21975 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21976 be called with function context set up.
21977 (pass_ipa_inline): Remove unreachable functions before pass.
21978 (cgraph_early_inlining): Simplify assuming to be called from the
21980 (pass_early_inline): New pass.
21981 (cgraph_gate_ipa_early_inlining): New gate.
21982 (pass_ipa_early_inline): Turn into simple wrapper.
21983 (compute_inline_parameters): New function.
21984 (gate_inline_passes): New gate.
21985 (pass_inline_parameters): New pass.
21986 (apply_inline): Move here from tree-optimize.c
21987 (pass_apply_inline): New pass.
21988 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21990 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21991 doing them by hand.
21992 (tree_function_versioning): Do not allocate dummy struct function.
21993 * tree-inline.h (optimize_inline_calls): Update prototype.
21994 * tree-optimize.c (execute_fixup_cfg): Export.
21995 (pass_fixup_cfg): Remove
21996 (tree_rest_of_compilation): Do not apply inlines.
21997 * tree-flow.h (execute_fixup_cfg): Declare.
21998 * Makefile.in (gt-passes.c): New.
21999 * passes.c: Include gt-passes.h
22000 (init_optimization_passes): New passes.
22001 (nnodes, order): New static vars.
22002 (do_per_function_toporder): New function.
22003 (execute_one_pass): Dump current pass here.
22004 (execute_ipa_pass_list): Don't dump current pass here.
22006 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22008 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22009 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22011 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22013 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22014 (strong_alias): Define.
22015 (__gcc_qmul): Provide non-FMA for soft-float.
22016 (__gcc_qdiv): Same.
22021 (__gcc_qunord): New.
22031 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22032 soft-float functions.
22033 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22034 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22035 about long double soft float.
22037 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22038 Tehila Meyzels <tehila@il.ibm.com>
22040 * tree-vectorizer.h (is_pattern_stmt_p): New.
22041 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22042 formatting (tabs instead of spaces). Cleanup and clarify setting
22043 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22044 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22045 (vectorizable_type_demotion): Check that types are integral.
22046 (vectorizable_type_promotion): Likewise.
22047 (vectorizable_store): Fix typo. Eliminate new-line at end of
22050 2007-01-16 Jan Hubicka <jh@suse.cz>
22052 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22055 2007-01-15 Eric Christopher <echristo@apple.com>
22057 * ifcvt.c: Include vec.h, vecprim.h.
22058 (check_cond_move_block): New argument regs.
22059 Reorganize. Add registers used to regs.
22060 (cond_move_process_if_block): Use regs set above as
22063 2007-01-15 Eric Christopher <echristo@apple.com>
22065 * config/darwin.h: Update copyright.
22066 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22067 (LINK_COMMAND_SPEC): Add -u.
22068 (LINK_SPEC): Fix umbrella for above.
22070 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22072 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22075 2007-01-15 Tom Tromey <tromey@redhat.com>
22077 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22078 * doc/install.texi (Testing): Don't mention jacks.
22079 (Configuration): Document --enable-java-maintainer-mode. Move
22080 --with-java-home to libgcj-specific section. Document
22082 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22084 2007-01-15 Jan Hubicka <jh@suse.cz>
22086 * tree-ssa-dce.c (DCE_TODOs): New.
22087 (propagate_necessity): Return if something changed.
22088 (eliminate_unnecessary_stmts): Likewise.
22089 (perform_tree_ssa_dce): Return TODO flags when needed.
22090 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22092 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22094 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22095 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22096 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22097 patterns using X87MODEF12 mode macro. Extend operand 1
22098 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22099 (log10<mode>2): Ditto.
22100 (log2<mode>2): Ditto.
22101 (log1p<mode>2): Ditto.
22102 (logb<mode>2): Ditto.
22103 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22104 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22105 (*fxtractxf3_i387): Rename from *fxtractxf3.
22106 (fxtract_extend<mode>xf3_i387): New insn pattern.
22107 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22108 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22109 and gen_fyl2xxf3_i387().
22111 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22113 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22114 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22115 get_loop_exit_edges. Changed return type to bool.
22116 * cfgloop.h (fix_loop_placement): Declaration removed.
22118 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22120 * param.h (MIN_VECT_LOOP_BOUND): New.
22121 * params.def (MIN_VECT_LOOP_BOUND): New.
22122 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22123 argument - minimum threshold for number of iterations.
22124 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22125 argument to declaration.
22126 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22127 MIN_VECT_LOOP_BOUND.
22128 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22129 slpeel_tree_peel_loop_to_edge with additional argument.
22130 (vect_do_peeling_for_alignment): Likewise.
22131 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22133 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22136 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22137 operands of size 1.
22139 2007-01-14 Jan Hubicka <jh@suse.cz>
22141 * tree-dfa.c (remove_referenced_var): New function.
22142 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22143 prune referenced vars list too.
22144 * tree-flow.h (remove_referenced_var): Declare.
22146 2007-01-14 Jan Hubicka <jh@suse.cz>
22148 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22150 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22151 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22152 * except.h (verify_eh_throw_table_statements): Kill prototype.
22153 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22154 into call exrepssions.
22155 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22157 * tree-cfg.c: Include pointer-set.h.
22158 (verify_node_sharing): Work on pointer set.
22159 (verify_eh_throw_stmt_node): New.
22160 (verify_stmts): Use pointers sets, verify throw_stmt.
22162 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22164 * ipa-reference.c (analyze_function): Consider also addresses taken
22167 2007-01-12 Roger Sayle <roger@eyesopen.com>
22169 * c-typeck.c (null_pointer_constant_p): Replace use of
22170 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22171 (build_c_cast): Likewise.
22173 2007-01-12 Roger Sayle <roger@eyesopen.com>
22175 * tree.h (force_fit_type_double): Remove unused final argument.
22176 * c-common.c (constant_expression_warning): Replace use of
22177 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22178 (convert_and_check): Likewise.
22179 (shorten_compare): Update call to force_fit_type_double.
22180 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22181 * convert.c (convert_to_pointer): Update call to
22182 force_fit_type_double.
22183 * fold-const.c (force_fit_type_double): Remove overflowed_const
22185 (int_const_binop, fold_convert_const_int_from_int,
22186 fold_convert_const_int_from_real, fold_div_compare,
22187 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22188 fold_abs_const, fold_not_const): Remove the final argument from
22189 calls to force_fit_type_double.
22191 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22193 * configure.ac: Set insn to "nop" for spu-*-* also.
22194 * configure: Regenerate.
22196 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22198 * builtins.def : Add BUILT_IN_FREE.
22200 2007-01-12 Jan Hubicka <jh@suse.cz>
22202 PR tree-optimization/30443
22203 * tree-inline.c (tree_function_versioning): Do not optimize when
22204 cloning for inlining.
22206 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22208 * doc/loop.texi: Document recording of loop exits.
22209 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22210 (update_single_exits_after_duplication,
22211 update_single_exit_for_duplicated_loop,
22212 update_single_exit_for_duplicated_loops): Removed.
22213 (duplicate_loop_to_header_edge): Do not call
22214 update_single_exits_after_duplication and
22215 update_single_exit_for_duplicated_loops.
22216 (loop_version): Do not update single_exit information.
22217 (fix_loop_structure): Use record_loop_exits instead of
22218 mark_single_exit_loops.
22219 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22220 the lists of loop exits.
22221 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22222 split_edge, merge_blocks): Update the lists of loop exits.
22223 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22224 loop_optimizer_init.
22225 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22226 of mark_single_exit_loops.
22227 (loop_optimizer_finalize): Call release_recorded_exits.
22228 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22229 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22230 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22231 update single exit information.
22232 * lambda-code.c (perfect_nestify): Ditto.
22233 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22234 (mark_single_exit_loops): Removed.
22235 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22236 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22237 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22239 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22240 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22241 (verify_loop_structure): Verify consistency of the exit lists.
22242 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22243 (set_single_exit): Removed.
22244 * cfgloop.h (struct loop_exit): New function.
22245 (struct loop): single_exit_ field replaced by exits field.
22246 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22247 LOOPS_HAVE_RECORDED_EXITS.
22248 (struct loops): Added exits hash.
22249 (mark_single_exit_loops, set_single_exit): Declaration removed.
22250 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22252 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22254 * doc/invoke.texi: Avoid use of @headitem.
22256 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22258 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22260 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22262 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22265 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22266 Richard Sandiford <richard@codesourcery.com>
22268 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22269 * config/m68k/m68k.opt: Resort options.
22270 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22272 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22273 Richard Sandiford <richard@codesourcery.com>
22275 * doc/invoke.texi: Document the macros that are defined by
22276 m68k's -mtune and -mhard-float options.
22277 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22278 (m68k_cpp_cpu_family): Likewise.
22279 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22280 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22281 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22282 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22283 (m68k_cpp_cpu_family): Likewise.
22285 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22287 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22288 macros besides mc68000 as tuning macros. Use a switch statement
22289 to set them and mcpu32.
22291 2007-01-12 Julian Brown <julian@codesourcery.com>
22293 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22294 (TARGET_68040_ONLY): Rename to...
22295 (TARGET_68040): ...this.
22296 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22297 * config/m68k/m68k.md: Likewise.
22299 2007-01-12 Julian Brown <julian@codesourcery.com>
22300 Nathan Sidwell <nathan@codesourcery.com>
22301 Richard Sandiford <richard@codesourcery.com>
22303 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22304 the -mcpu= argument associated with the --with-cpu setting.
22305 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22306 if different from the one implied by the -mcpu setting.
22307 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22308 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22309 * doc/invoke.texi: Mention ColdFire in the introduction to the
22310 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22311 -mno-div and -mhard-float options. Make -m68881 a synonym for
22312 -mhard-float. Document the previously-undocumented -m5206e,
22313 -m528x, -m5307 and -m5407 options. Tweak the existing option
22314 documentation for consistency.
22315 * doc/install.texi: Mention new --with-cpu arguments.
22316 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22317 default CPU if neither -mcpu nor -march are specified.
22318 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22319 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22320 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22321 using m68k_tune to decide between families that implement the
22322 same ISA. Use m68k_tune to set __mcfv4e__.
22323 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22324 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22325 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22326 (FL_ISA_C, FL_ISA_MMU): New macros.
22327 (MASK_COLDFIRE): Delete.
22328 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22329 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22330 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22331 (TARGET_HARD_FLOAT): Do not define here.
22332 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22333 (TUNE_68000): New macro.
22334 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22335 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22336 (TUNE_CFV2): Redefine in terms of m68k_tune.
22337 (uarch_type, target_device, fpu_type): New enums.
22338 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22339 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22340 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22341 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22342 (FL_FOR_isa_c): New macros.
22343 (m68k_isa): New enum.
22344 (m68k_target_selection): New structure.
22345 (all_devices, all_isas, all_microarchs): New tables.
22346 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22347 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22348 (MASK_ALL_CPU_BITS): Delete.
22349 (m68k_find_selection): New function.
22350 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22351 Map the legacy target options to a combination of the new ones.
22352 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22353 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22354 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22356 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22357 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22359 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22360 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22361 * config/m68k/m68k-devices.def: New file.
22363 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22364 Nathan Sidwell <nathan@codesourcery.com>
22366 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22367 (SUBTARGET_EXTRA_SPECS): New macros.
22368 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22369 use %(asm_cpu_spec) instead.
22370 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22371 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22372 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22373 (EXTRA_SPECS): Rename to...
22374 (SUBTARGET_EXTRA_SPECS): ...this.
22376 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22377 Richard Sandiford <richard@codesourcery.com>
22378 Julian Brown <julian@codesourcery.com>
22380 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22381 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22382 to the configuration's default CPU.
22383 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22384 Remove default masks.
22385 (m680[012]0-*-*): Set the default with_cpu to the first part of
22387 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22388 (m68k*-*-linux): Extend the --with-cpu handling to...
22389 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22390 and m68010. Don't set target_cpu_default2.
22391 * doc/install.texi: Document --with-cpu for m68k.
22392 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22393 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22394 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22395 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22396 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22397 (ASM_SPEC): Remove use of %(asm_cpu_default).
22398 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22399 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22400 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22401 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22402 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22403 (TARGET_DEFAULT): Delete.
22404 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22405 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22406 (CPP_CPU_SPEC): Delete.
22407 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22408 the appropriate string.
22409 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22410 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22411 (ASM_SPEC): Don't use %(asm_default_spec).
22412 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22413 TARGET_DEFAULT and add MASK_68881.
22414 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22416 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22418 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22419 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22420 MASK_68010 alongside MASK_68020.
22421 * doc/invoke.texi: Document -m68010.
22422 * config/m68k/m68k.opt (m68010): New.
22423 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22425 (TUNE_68010): New macro.
22426 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22427 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22428 (M68K_CPU_m68332): Add MASK_68010.
22429 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22430 fallback definition.
22431 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22433 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22434 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22435 to all entries that use MASK_68020.
22436 (output_move_simode_const, output_move_himode, output_move_qimode)
22437 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22438 instead of TARGET_68020 to select clr behavior. Remove comment
22439 about there being no TARGET_68010.
22440 * config/m68k/m68k.md: Likewise throughout.
22442 2007-01-12 Julian Brown <julian@codesourcery.com>
22444 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22445 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22446 * config/m68k/m68k.md: Likewise.
22448 2007-01-12 Julian Brown <julian@codesourcery.com>
22450 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22451 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22453 2007-01-12 Julian Brown <julian@codesourcery.com>
22455 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22456 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22457 * config/m68k/m68k.md: Likewise.
22459 2007-01-12 Julian Brown <julian@codesourcery.com>
22460 Richard Sandiford <richard@codesourcery.com>
22462 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22463 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22464 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22466 (TARGET_CPU32): Rename to...
22467 (TUNE_CPU32): ...this.
22468 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22469 (TUNE_CFV2): New macros.
22470 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22471 remove conditions that are implied by TARGET_68020.
22472 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22473 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22474 (m68k_output_function_epilogue): Likewise.
22475 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22476 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22477 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22478 non-68000 timings. Refactor multiplication and division costs.
22479 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22480 TUNE_CPU32 instead of TARGET_CPU32.
22481 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22482 and TUNE_68060 instead of TARGET_68060.
22483 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22484 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22486 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22487 && !TARGET_COLDFIRE" to choose between moveq and clr.
22488 Likewise in the unnamed movsf pattern.
22489 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22490 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22493 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22495 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22496 of tabbing before backslashes.
22498 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22500 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22501 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22502 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22504 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22506 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22507 find_interesting_uses_cond.
22508 (find_interesting_uses_cond): Use extract_cond_operands.
22509 (rewrite_use_compare): Use extract_cond_operands and
22510 force_gimple_operand_bsi. Do not call update_stmt.
22511 (determine_use_iv_cost_condition): Use extract_cond_operands.
22512 Return cheaper of using original bound and changing the exit bound.
22514 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22516 PR tree-optimization/29516
22517 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22518 most_expensive_mult_to_index, addr_to_parts,
22519 create_mem_ref, maybe_fold_tmr): Make the type of
22520 fields of TARGET_MEM_REF sizetype.
22521 (move_fixed_address_to_symbol, move_pointer_to_base):
22523 * tree.def (TARGET_MEM_REF): Add comment on types of
22526 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22528 * c-common.c (vector_types_convertible_p): Treat opaque types as
22529 always convertible if they have the same size, but not otherwise.
22531 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22533 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22534 Remove the b_unconditional field.
22535 (noce_try_sign_mask): Do not look at b_unconditional.
22536 (noce_process_if_block): Do not use merge_if_blocks. Update
22537 the CFG here. Do not set b_unconditional.
22538 (cond_move_process_if_block): Likewise.
22539 (find_cond_trap): Likewise.
22540 (check_cond_move_block): Require simple jump insns at the end
22541 of the basic block.
22543 2007-01-11 Jan Hubicka <jh@suse.cz>
22545 PR tree-optimization/1046
22546 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22547 when alias info is not ready.
22548 (pass_tail_recursion): Do not require aliasing.
22549 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22550 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22551 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22552 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22553 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22554 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22555 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22557 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22558 When aliasing is not build, mark statement as volatile.
22560 2007-01-11 Tom Tromey <tromey@redhat.com>
22562 PR preprocessor/15185, PR preprocessor/20989:
22563 * doc/cppopts.texi <-MT>: Update description of algorithm for
22564 computing default target.
22565 <-M, -MD>: Reword "basename" text.
22567 2007-01-11 Roger Sayle <roger@eyesopen.com>
22569 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22570 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22571 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22572 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22573 fold_builtin_bswap, real_constp, fold_builtin_pow,
22574 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22575 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22576 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22577 * convert.c (convert_to_pointer): Likewise.
22578 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22579 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22580 const_binop, fold_convert_const_int_from_int,
22581 fold_convert_const_int_from_real,
22582 fold_convert_const_real_from_real, sign_bit_p,
22583 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22584 fold_sign_changed_comparison, fold_unary, fold_comparison,
22585 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22586 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22587 * print-tree.c (print_node_brief, print_node): Likewise.
22588 * stor-layout.c (place_field, layout_type): Likewise.
22589 * tree-chrec.c (keep_cast): Likewise.
22590 * tree.c (build_vector, build_real, build_real_from_int_cst,
22591 build_complex): Likewise.
22593 2007-01-11 Roger Sayle <roger@eyesopen.com>
22595 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22596 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22598 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22600 * configure.ac (strict1_warn): Rename to strict_warn.
22601 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22602 cc_set_by_configure, quoted_cc_set_by_configure,
22603 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22604 all_boot_languages, all_stagestuff): Remove.
22605 (target_list): Remove bootstrap targets.
22606 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22607 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22608 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22609 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22610 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22611 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22612 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22613 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22614 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22615 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22616 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22617 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22618 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22619 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22620 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22621 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22622 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22623 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22624 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22625 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22626 (mostlyclean): Adjust.
22627 (clean, distclean): Don't mention bootstrap stuff.
22628 * configure: Regenerate.
22629 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22630 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22631 treelang/config-lang.in (stagestuff): Remove.
22632 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22633 stageprofile, stagefeedback, stagestuff): Remove mention.
22635 2007-01-11 Nick Clifton <nickc@redhat.com>
22637 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22639 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22640 (mcore_arith_K_S_operand): Run the test for the S constraint not
22641 the test for the M constraint.
22642 (mcore_addsub_operand): Do not accept integer values that are
22643 larger than 32 bits.
22644 * config/mcore/mcore.md: Remove unused constraints from split.
22645 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22646 (addsi3): Likewise.
22647 (allocate_stack): Likewise.
22648 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22649 operands to 32 bits.
22650 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22652 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22653 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22654 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22655 mcore_output_bclri, mcore_output_andn, output_inline_const,
22656 mcore_output_move, mcore_output_movedouble): Likewise.
22657 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22658 (output_inline_const): Likewise.
22659 (output_inline_const): Fix format strings used in sprintf
22661 * config/mcore/mcore-protos.h: Update prototypes for changed
22662 functions in mcore.c.
22663 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22664 HOST_WIDE_INT and not int.
22665 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22666 CONST_OK_FOR_N): Likewise.
22667 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22668 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22671 2007-01-10 Jan Hubicka <jh@suse.cz>
22673 * tree-vrp.c (remove_range_assertions): Release defs.
22674 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22675 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22677 2007-01-10 Paul Brook <paul@codesourcery.com>
22679 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22680 * config/arm/arm.md (mulsi3subsi): New insn.
22682 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22684 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22685 (tree_transform_and_unroll_loop): New.
22686 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22689 2007-01-10 Robert Kennedy <jimbob@google.com>
22691 * fold-const.c (fold_comparison): Fold comparisons like (x *
22692 1000 < 0) to (x < 0).
22694 2007-01-10 Ian Lance Taylor <iant@google.com>
22696 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22697 operands have the same priority.
22699 2007-01-10 Tom Tromey <tromey@redhat.com>
22701 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22702 (fold_binary): Likewise.
22703 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22704 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22705 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22706 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22707 * langhooks.h (struct lang_hooks): Removed field
22708 'can_use_bit_fields_p'.
22710 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22712 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22714 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22716 * function.c (get_last_funcdef_no): New function.
22717 * function.h (get_last_funcdef_no): Declare.
22718 * tree-inline.c (initialize_cfun): Add initialization.
22719 (tree_function_versioning): Cleanup.
22721 2007-01-10 Jan Hubicka <jh@suse.cz>
22723 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22726 2007-01-10 Sa Liu <saliu@de.ibm.com>
22727 Ben Elliston <bje@au.ibm.com>
22729 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22730 for SAVE_NONLOCAL and Pmode for any other save level.
22731 * spu-protos.h (spu_restore_stack_block): Declare.
22732 * spu.md (save_stack_block): Remove.
22733 (restore_stack_block): Call spu_restore_stack_block.
22734 * spu.c (spu_restore_stack_block): New function.
22735 (spu_expand_epilogue): Remove old comment.
22737 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22739 PR tree-optimization/30322
22740 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22741 (cand_value_at): Return the value as aff_tree.
22742 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22743 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22744 aff_combination_mult): New functions.
22745 (aff_combination_add): Use aff_combination_add_cst.
22746 (aff_combination_convert): Allow conversions to a wider type.
22747 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22748 * tree-affine.h (aff_combination_mult): Declare.
22750 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22752 * doc/tm.texi: Update documentation to reflect reality of exec
22753 and start file search behaviours. Update copyright year.
22754 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22755 header file directories.
22757 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22759 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22760 (*cosxf2): Rename to cosxf2_i387.
22761 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22762 using X87MODEF12 mode macro. Rename patterns to
22763 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22765 (*cosdf2, *cossf2): Ditto.
22766 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22767 to match extended input operands.
22768 (sincos<mode>3): New expander.
22769 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22770 insn patterns and corresponding splitters.
22772 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22774 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22775 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22777 2007-01-09 Nicolas Pitre <nico@cam.org>
22780 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22782 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22784 * target.h (struct gcc_target): New field library_rtti_comdat.
22785 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22786 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22787 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22788 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22790 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22792 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22794 2007-01-08 Richard Guenther <rguenther@suse.de>
22796 * tree.h (force_fit_type_double): Export.
22797 (force_fit_type): Remove.
22798 * fold-const.c (force_fit_type_double): New function.
22799 (force_fit_type): Remove.
22800 (int_const_binop): Use it.
22801 (fold_convert_const_int_from_int): Likewise.
22802 (fold_convert_const_int_from_real): Likewise.
22803 (fold_div_compare): Likewise.
22804 (fold_sign_changed_comparison): Likewise.
22805 (fold_unary): Likewise.
22806 (fold_negate_const): Likewise.
22807 (fold_abs_const): Likewise.
22808 (fold_not_const): Likewise.
22809 * c-common.c (shorten_compare): Use force_fit_type_double.
22810 * convert.c (convert_to_pointer): Likewise.
22812 2007-01-08 Richard Guenther <rguenther@suse.de>
22814 * tree.h (build_int_cst_wide_type): Export.
22815 * tree.c (build_int_cst_wide_type): New function.
22816 (build_int_cst_wide): Fix comment.
22817 * builtins.c (fold_builtin_object_size): Use build_int_cst
22818 to build -1 or 0 of the correct type. Use fit_double_type
22819 to check for overflow.
22820 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22822 (decode_field_reference): Likewise.
22823 (all_ones_mask_p): Likewise.
22824 (native_interpret_int): Use build_int_cst_wide_type.
22825 (fold_binary): Use build_int_cst_type to build an all-ones
22827 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22829 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22831 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22833 2007-01-09 Ben Elliston <bje@au.ibm.com>
22835 * genautomata.c (STATS_OPTION): New option.
22836 (stats_flag): New flag.
22837 (gen_automata_option): Handle it.
22838 (initiate_automaton_gen): Ditto.
22839 (write_automata): Output statistics only if stats_flag is
22840 set. Likewise, output time statistics only if time_flag is set.
22841 * doc/md.texi (Processor pipeline description): Document new flag.
22843 2007-01-08 Richard Guenther <rguenther@suse.de>
22845 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22846 * tree.c (build_int_cst_type): Likewise.
22847 (size_in_bytes): Don't call force_fit_type on the result.
22848 (int_fits_type_p): Use fit_double_type.
22849 * fold-const.c (fit_double_type): New function.
22850 (force_fit_type): Use it.
22851 * tree.h (fit_double_type): Export.
22853 2007-01-08 Jan Hubicka <jh@suse.cz>
22855 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22856 * ipa.c (function_and_variable_visibility): Fix return type.
22858 2007-01-08 Richard Guenther <rguenther@suse.de>
22860 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22861 of offset to build the index.
22862 * tree-pretty-print.c (dump_generic_node): Don't build negated
22863 const just for printing.
22864 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22865 * builtins.c (fold_builtin_int_roundingfn): Check if result
22866 fits the type by using force_fit_type and comparing the result.
22867 * predict.c (predict_loops): Use compare_tree_int for comparison.
22868 * tree.c (build_int_cst): Fall back to integer_type_node for
22870 (build_int_cst_wide): Assert type is non-null.
22872 2007-01-08 Roberto Costa <roberto.costa@st.com>
22874 * tree-vrp.c (extract_range_from_cond_expr): New.
22875 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22876 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22878 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22879 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22880 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22881 used as expressions.
22882 * tree-object-size.c (cond_expr_object_size): New.
22883 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22885 2007-01-08 Jan Hubicka <jh@suse.cz>
22887 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22888 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22891 2007-01-08 Richard Guenther <rguenther@suse.de>
22893 PR tree-optimization/23603
22894 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22895 (extract_range_from_binary): Fall back to truthvalue instead of
22896 varying for TRUTH_*_EXPR.
22897 (extract_range_from_comparison): Fall back to truthvalue instead of
22899 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22900 if all visited PHI values were constant.
22902 2007-01-08 Jan Hubicka <jh@suse.cz>
22904 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22905 (cgraph_analyze_function): break out from ...
22906 (cgraph_finalize_compilation_unit): ... here.
22907 (cgraph_expand_function): Remove forgoten commented out line.
22908 (cgraph_optimize): Analyze functions.
22910 2007-01-08 Jan Hubicka <jh@suse.cz>
22912 * tree-pas.h (TODO_remove_function): New flag.
22913 (TODO_update*): Renumber.
22914 (pass_ipa_increase_alignment,
22915 pass_ipa_function_and_variable_visibility): New passes.
22916 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22917 (cgraph_function_and_variable_visibility): Move to ipa.c
22918 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22919 cgraph_increase_alignment.
22920 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22921 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22922 calling tree-inline.
22923 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22924 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22925 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22926 (gate_increase_alignment): New function.
22927 (pass_ipa_increase_alignment): New pass.
22928 * ipa.c: Inline tree-pass.h and timevar.h
22929 (function_and_variable_visibility): Move here from cgraphunit.c
22930 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22931 * passes.c (init_optimization_passes): Add the two new passes.
22932 (execute_todo): Handle cgraph_remove_functions.
22934 2007-01-08 Nick Clifton <nickc@redhat.com>
22936 * config/frv/predicates.md (reg_or_0_operand): Accept
22939 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22941 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22942 * config.gcc: Add bfin*-rtems*.
22944 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22946 * c.opt: Add -flax-vector-conversions.
22947 * c-typeck.c (convert_for_assignment): Pass flag to
22948 vector_types_convertible_p to allow emission of note.
22949 (digest_init): Likewise.
22950 * c-opts.c: Handle -flax-vector-conversions.
22951 * c-common.c (flag_lax_vector_conversions): New.
22952 (vector_types_convertible_p): Unless -flax-vector conversions
22953 has been passed, disallow conversions between vectors with
22954 differing numbers of subparts and/or element types. If such
22955 a conversion is disallowed, possibly emit a note on the first
22956 occasion only to inform the user of -flax-vector-conversions.
22957 The new last argument specifies this.
22958 * c-common.h (flag_lax_vector_conversions): New.
22959 (vector_types_convertible_p): Add extra argument.
22960 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22961 char_type_node for V*QI type vectors.
22962 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22963 Update to satisfy new typechecking rules.
22964 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22965 C and C++ variants.
22966 * doc/invoke.texi (C Dialect Options): Document
22967 -flax-vector-conversions.
22969 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22971 PR tree-optimization/29877
22972 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22973 a register variable on the RHS to not be replaceable.
22975 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22976 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22977 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22978 const_simm15, const_pow2, const_npow2): Added.
22979 * config/score/misc.md (insv, extv, extzv, movmemsi,
22980 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22981 * config/score/score.c (score_address_cost, score_select_cc_mode):
22983 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22984 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22985 Update score_print_operand.
22986 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22987 Adjust register allocate order and update some macro define.
22988 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22989 mdx_block_move_straight, mdx_block_move_loop_head,
22990 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22991 mdx_block_move_loop, mdx_block_move): Added.
22992 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22993 mdp_limm): Updated and fix some bug and typo.
22994 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22995 (movsf, movdf, doloop_end): Added.
22997 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22999 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23000 config/arm/thumb2.md: Fix comment typos.
23001 * doc/extend.texi: Fix a typo.
23003 2007-01-07 Eric Christopher <echristo@apple.com>
23005 * configure.ac: Check for __stack_chk_fail for darwin.
23006 * configure: Regenerate.
23008 2007-01-07 Richard Guenther <rguenther@suse.de>
23010 * tree-vrp.c (extract_range_from_assert): CSE calls to
23011 compare_values where possible.
23012 (extract_range_from_unary_expr): Likewise.
23014 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23016 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23017 * config/avr/avr.c (call_insn_operand): Delete function.
23018 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23019 instead of register number. Use predicates.
23020 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23021 call_insn_operand): Add.
23023 2007-01-06 Jan Hubicka <jh@suse.cz>
23025 * tree-pass.h (pass_build_cgraph_edges): Declare.
23026 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23027 (visited_nodes): Remove.
23028 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23029 build_cgrpah_edges; make visited_nodes local.
23030 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23031 (record_references_in_initializer): Move to cgraphbuild.c
23032 (initialize_inline_failed, rebuild_cgraph_edges,
23033 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23034 (verify_cgraph_node): Make visited_nodes local.
23035 (cgraph_analyze_function): Do not call cgraph_create_edges and
23036 initialize_inline_failed.
23037 (cgraph_expand_function): Do not call cgraph_lower_function;
23038 assert that function is already lowered.
23039 * Makefile.in (cgraphbuild.o): New.
23040 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23041 at the end of lowering passes.
23043 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23045 * ifcvt.c (cond_move_convert_if_block): New function, code
23046 factored out from...
23047 (cond_move_process_if_block): ...here. Call the new function
23048 on the THEN and ELSE blocks.
23049 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23050 already takes care of this.
23052 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23055 * tree.h (TREE_OVERFLOW_P): New.
23056 * c-typeck.c (parser_build_unary_op): Warn only if result
23057 overflowed and operands did not.
23058 (parser_build_binary_op): Likewise.
23059 (convert_for_assignment): Remove redundant overflow_warning.
23060 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23062 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23064 * c-typeck.c (store_init_value): Split over two lines to follow
23065 the GNU coding style.
23067 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23069 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23070 __GXX_EXPERIMENTAL_CXX0X__.
23071 * doc/cpp.texi: Same.
23073 2007-01-05 Richard Guenther <rguenther@suse.de>
23075 PR middle-end/27826
23076 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23077 with mismatched types. Instead explicitly build a
23078 conversion NOP_EXPR.
23080 2007-01-05 Ian Lance Taylor <iant@google.com>
23082 * c-common.c (decl_with_nonnull_addr_p): New function.
23083 (c_common_truthvalue_conversion): Call it.
23084 * c-typeck.c (build_binary_op): Likewise.
23085 * c-common.h (decl_with_nonnull_addr_p): Declare.
23087 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23090 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23093 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23095 * doc/install.texi (Final install): Document the fact that
23096 the GNAT runtime should not be stripped.
23098 2007-01-04 Jan Hubicka <jh@suse.cz>
23100 * tree-inline.c (fold_marked_statements): Update operand caches
23101 and EH after folding
23103 2007-01-04 Ian Lance Taylor <iant@google.com>
23105 * c-common.c (check_function_nonnull): Whitespace fix.
23107 2007-01-04 Jan Hubicka <jh@suse.cz>
23109 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23110 comitted older version of patch.
23111 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23112 function, celanup cfg and collect garbage.
23114 2007-01-04 Mike Stump <mrs@apple.com>
23116 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23119 2007-01-04 Eric Christopher <echristo@apple.com>
23121 * libgcc2.c (__bswapsi2): Use SItype.
23122 (__bswapdi2): Use DItype.
23123 * libgcc2.h: Update for above.
23125 2007-01-04 Paul Brook <paul@codesourcery.com>
23127 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23128 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23129 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23130 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23131 umulsi3_highpart): Make conditional on !arm_arch6.
23132 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23133 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23134 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23135 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23136 umulsi3_highpart_v6): New insns.
23138 2007-01-04 Roger Sayle <roger@eyesopen.com>
23140 * fold-const.c (fold_convert): When casting an expression to void,
23141 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23142 have a type. Instead of attempting to build a NOP_EXPR, return
23143 these "special" trees directly.
23145 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23147 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23148 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23149 rs6000_cost->fp not 0 as adjustment for outer NEG.
23151 2007-01-04 Jan Hubicka <jh@suse.cz>
23153 * cgraph.c (cgraph_release_function_body): New function.
23154 (cgraph_remove_node): Use it.
23155 * cgraph.h (cgraph_release_function_body): Declare.
23156 * cgraphunit.c (cgraph_expand_function): Use it.
23157 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23158 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23159 is initialized and while compilation of other function is running.
23160 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23161 statement CFG annotations from here to ...
23162 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23164 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23166 * cfgloop.h (enum li_flags): Make the constants powers of two.
23168 2007-01-04 Jan Hubicka <jh@suse.cz>
23170 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23172 (fold_marked_statements): New function.
23173 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23174 * tree-inline.h (copy_body_data): Add statements_to_fold.
23176 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23178 * config.gcc: Mention libgcc/config.host.
23179 * Makefile.in: Update comments mentioning libgcc.
23180 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23181 (all.cross, start.encap, rest.encap, rest.cross): Update
23182 dependencies for libgcc move.
23183 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23184 (clean-target, clean-target-libgcc): Delete.
23185 (srcdirify, GCC_EXTRA_PARTS): New macros.
23186 (libgcc-support, libgcc.mvars): New rules.
23187 (distclean): Remove mention of mklibgcc.
23188 (install): Don't reference INSTALL_LIBGCC.
23189 (install-common): Don't reference EXTRA_PARTS.
23190 (install-libgcc, install-multilib): Delete rules.
23191 * mklibgcc.in: Delete file.
23192 * doc/configfiles.texi: Don't mention mklibgcc.
23194 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23195 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23196 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23197 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23198 (mklibgcc, ldblspecs): Likewise.
23200 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23201 (posixpre.def): Use $(T).
23202 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23203 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23204 (SHLIB_LINK): Make dummy.
23205 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23207 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23209 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23210 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23211 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23212 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23214 * configure.ac (all_outputs): Remove mklibgcc.
23215 * configure: Regenerated.
23217 2007-01-03 Josh Conner <jconner@apple.com>
23219 PR middle-end/29683
23220 * calls.c (compute_argument_addresses): Set stack and stack_slot
23221 for partial args, too.
23222 (store_one_arg): Use locate.size.constant for the size when
23223 generating a save_area.
23225 2007-01-03 Robert Kennedy <jimbob@google.com>
23227 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23228 whose definitions are deleted due to basic block merging.
23230 2007-01-03 Paul Brook <paul@codesourcery.com>
23233 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23235 (use_return_insn): Return 0 for Thumb interrupt functions.
23236 (print_multi_reg): Add rfe argument for IRQ returns.
23237 (arm_output_epilogue): Pop interrupt return address directly into PC.
23238 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23240 2007-01-03 Paul Brook <paul@codesourcery.com>
23242 Merge from sourcerygxx-4_1.
23243 * config/arm/thumb2.md: New file.
23244 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23246 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23247 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23248 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23249 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23251 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23252 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23254 * config/arm/ieee754-sf.S: Ditto.
23255 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23256 (thumb1_base_register_rtx_p): ... to this.
23257 (thumb_index_register_rtx_p): Rename...
23258 (thumb1_index_register_rtx_p): ... to this.
23259 (thumb_output_function_prologue): Rename...
23260 (thumb1_output_function_prologue): ... to this.
23261 (thumb_legitimate_address_p): Rename...
23262 (thumb1_legitimate_address_p): ... to this.
23263 (thumb_rtx_costs): Rename...
23264 (thumb1_rtx_costs): ... to this.
23265 (thumb_compute_save_reg_mask): Rename...
23266 (thumb1_compute_save_reg_mask): ... to this.
23267 (thumb_final_prescan_insn): Rename...
23268 (thumb1_final_prescan_insn): ... to this.
23269 (thumb_expand_epilogue): Rename...
23270 (thumb1_expand_epilogue): ... to this.
23271 (arm_unwind_emit_stm): Rename...
23272 (arm_unwind_emit_sequence): ... to this.
23273 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23274 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23275 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23276 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23277 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23278 thumb2_output_casesi): New functions.
23279 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23280 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23281 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23282 THUMB2_WORK_REGS): Define.
23283 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23284 arm_condexec_mask, arm_condexec_masklen)): New variables.
23285 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23286 (arm_override_options): Check new CPU capabilities.
23287 Set new architecture flag variables.
23288 (arm_isr_value): Handle v7m interrupt functions.
23289 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23291 (const_ok_for_arm): Handle Thumb-2 constants.
23292 (arm_gen_constant): Ditto. Use movw when available.
23293 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23295 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23296 (thumb_find_work_register, arm_load_pic_register,
23297 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23298 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23299 print_multi_reg, output_mov_long_double_fpa_from_arm,
23300 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23301 output_mov_double_fpa_from_arm, output_move_double,
23302 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23303 output_return_instruction, arm_output_function_prologue,
23304 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23305 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23306 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23307 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23308 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23309 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23311 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23312 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23313 (arm_file_start): Output directive for unified syntax.
23314 (arm_unwind_emit_set): Handle stack alignment instruction.
23315 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23316 Add v6t2, v7, v7a, v7r and v7m.
23317 (RETLDM): Add Thumb-2 code.
23318 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23319 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23320 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23321 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23322 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23323 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23324 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23325 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23326 ADJUST_INSN_LENGTH): Define.
23327 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23328 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23329 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23330 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23331 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23332 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23333 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23334 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23335 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23336 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23337 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23338 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23339 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23340 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23341 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23342 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23343 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23345 * config/arm/arm-tune.md: Regenerate.
23346 * config/arm/arm-protos.h: Update prototypes.
23347 * config/arm/vfp.md: Enable patterns for Thumb-2.
23348 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23349 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23350 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23351 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23352 * config/arm/libunwind.S: Add Thumb-2 code.
23353 * config/arm/constraints.md: Update include Thumb-2.
23354 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23355 * config/arm/ieee754-df.S: Ditto.
23356 * config/arm/bpabi.S: Ditto.
23357 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23358 * config/arm/predicates.md (low_register_operand,
23359 low_reg_or_int_operand, thumb_16bit_operator): New.
23360 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23361 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23362 * config/arm/t-arm-elf: Add armv7 multilib.
23363 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23365 (UNSPEC_STACK_ALIGN, ce_count): New.
23366 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23367 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23369 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23370 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23371 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23372 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23373 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23374 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23376 * doc/extend.texi: Document ARMv7-M interrupt functions.
23377 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23379 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23381 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23382 (struct _Unwind_Context): Rename args_size to flags, remove
23383 signal_frame field, add a new args_size field and version field.
23384 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23385 _Unwind_IsExtendedContext): New inline functions.
23386 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23387 Assume by_value array is only present if _Unwind_IsExtendedContext.
23388 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23389 _Unwind_IsSignalFrame.
23390 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23391 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23392 (uw_init_context_1): Initialize context->flags to
23393 EXTENDED_CONTEXT_BIT.
23394 * config/rs6000/linux-unwind.h (frob_update_context): Use
23395 _Unwind_SetSignalFrame.
23397 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23399 PR middle-end/30353
23400 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23401 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23404 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23406 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23407 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23408 RET, AT_SP): Remove.
23409 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23412 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23413 * cfgbuild.c (find_basic_blocks): Likewise.
23414 * cfgrtl.c (rtl_create_basic_block): Likewise.
23415 * function.c (temp_slots_at_level): Likewise.
23416 * reg-stack.c (stack_regs_mentioned): Likewise.
23417 * regclass.c (allocate_reg_info): Likewise.
23418 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23419 set_bb_for_stmt, move_block_to_fn): Likewise.
23420 * tree-complex.c (tree_lower_complex): Likewise.
23421 * vec.h (VEC_safe_grow_cleared): New.
23423 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23425 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23427 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23428 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23430 * cfgloopmanip.c (scale_loop_frequencies): Export.
23431 (loopify): Scale the frequencies by prescribed coefficients.
23432 (set_zero_probability): New function.
23433 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23434 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23435 and frequencies according to arguments.
23436 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23438 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23439 * modulo-sched.c (sms_schedule): Set probabilities for entering
23440 versioned loop correctly.
23441 * tree-vect-transform.c (vect_transform_loop): Ditto.
23442 * cfgloop.h (loopify, loop_version): Declaration changed.
23443 (scale_loop_frequencies): Declared.
23445 2007-01-02 Jan Hubicka <jh@suse.cz>
23447 * cgraph.c: Include tree-flow.h
23448 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23449 early_local_passes.
23450 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23451 * tree-pass.h (pass_all_early_optimizations): Declare.
23452 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23453 early_local_passes.
23454 (cgraph_analyze_function): Do early_local_passes.
23455 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23456 Do not add referenced vars.
23457 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23459 (gate_all_early_local_passes): New gate.
23460 (pass_early_local_passes): Use new gate.
23461 (execute_early_local_optimizations): New functions.
23462 (gate_all_early_optimizations): New gate.
23463 (pass_all_early_optimizations): New pass.
23464 (execute_free_datastructures): Free SSA only when initialized.
23465 (gate_init_datastructures): Init only when optimizing.
23466 (tree_lowering_passes): Do early local passes when called late.
23467 * tree-profile.c (do_tree_profiling): Don't profile functions added
23469 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23470 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23472 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23473 during early_local_passes.
23474 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23477 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23479 * Makefile.in: Update copyright year.
23481 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23483 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23484 in $(lang_checks) and check-consistency targets.
23486 2007-01-02 Jan Hubicka <jh@suse.cz>
23488 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23489 Do not add referenced vars.
23490 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23492 * passes.c (init_optimization_passes): Put mudflap_2 after
23493 free_datastructures.
23495 2007-01-02 Jan Hubicka <jh@suse.cz>
23497 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23498 Set NOTHROW flag on call statements proved to be nothrow.
23499 Update statement of local calls so new pure/const functions are
23500 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23502 (tree_rest_of_compilation): Register hooks and initialize bitmap
23503 early. Do not set after_inlining flag.
23505 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23507 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23508 HOST_BITS_PER_LONGLONG
23510 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23513 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23514 warning for non-static initializers.
23516 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23518 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23519 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23520 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23521 Always use set_unique_reg_note to add REG_EQUAL notes.
23523 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23526 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23528 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23529 * cfgbuild.c (find_basic_blocks): Likewise.
23530 * cfgrtl.c (rtl_create_basic_block): Likewise.
23531 * function.c (temp_slots_at_level): Likewise.
23532 * reg-stack.c (stack_regs_mentioned): Likewise.
23533 * regclass.c (allocate_reg_info): Likewise.
23534 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23535 set_bb_for_stmt, move_block_to_fn): Likewise.
23536 * tree-complex.c (tree_lower_complex): Likewise.
23537 * vec.h (VEC_safe_grow_cleared): New.
23539 2007-01-02 Ian Lance Taylor <iant@google.com>
23541 * c-common.c (c_common_truthvalue_conversion): When warning about
23542 using an assignment as a truth value, set TREE_NO_WARNING.
23544 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23547 * c.opt (Wold-style-declaration): New.
23548 * doc/invoke.texi (C-only Warning Options): New.
23549 (Wold-style-declaration): Document it.
23550 (Wextra): Enabled by -Wextra.
23551 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23552 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23553 -Wold-style-declaration.
23555 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23557 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23558 * cfgbuild.c (find_basic_blocks): Likewise.
23559 * cfgrtl.c (rtl_create_basic_block): Likewise.
23560 * function.c (temp_slots_at_level): Likewise.
23561 * reg-stack.c (stack_regs_mentioned): Likewise.
23562 * regclass.c (allocate_reg_info): Likewise.
23563 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23564 set_bb_for_stmt, move_block_to_fn): Likewise.
23565 * tree-complex.c (tree_lower_complex): Likewise.
23566 * vec.h (VEC_safe_grow_cleared): New.
23568 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23570 * c-common.c (c_common_nodes_and_builtins): Since variants of
23571 void_type_node get built before it is given a name, we need to
23572 give those variants the name, too.
23573 (complete_array_type): We need to work with the canonical main
23574 type of the array, from which we will build the qualified version.
23575 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23576 * print-tree.c (print_node): Display canonical type information
23578 * stor-layout.c (layout_type): When we don't know the
23579 alignment of a type for which we're building an array, we end up
23580 guessing wrong, so make the type require structural equality.
23581 * tree.c (make_node_stat): When we build a new type, it is its
23582 own canonical type.
23583 (build_type_attribute_qual_variant): When building an attribute
23584 variant, its canonical type is the non-attribute variant. However,
23585 if the attributes are target-dependent and they differ, we need to
23586 use structural equality checks for this type.
23587 (build_qualified_type): A qualified type is not equivalent to its
23588 unqualified variant; set the canonical type appropriately.
23589 (build_distinct_type_copy): When building a distinct type from
23590 another type, the new type is its own canonical type.
23591 (build_variant_type_copy): When building a new type variant, we
23592 assume that it is equivalent to the original type.
23593 (build_pointer_type_for_mode): When building a pointer type, also
23594 build a canonical type pointer.
23595 (build_reference_type_for_mode): When building a reference type,
23596 also build a canonical type reference.
23597 (build_index_type): When we can't hash an index type (e.g.,
23598 because its maximum value is negative), the index type requires
23599 structural equality tests.
23600 (build_array_type): Build the canonical form of an array type.
23601 (build_function_type): Function types require structural equality,
23602 because they contain default arguments, attributes, etc.
23603 (build_method_type_directly): Ditto for method types.
23604 (build_offset_type): Build the canonical offset type.
23605 (build_complex_type): Build the canonical vector type.
23606 (make_vector_type): Build the canonical vector type.
23607 * tree.h (TYPE_CANONICAL): New.
23608 (TYPE_STRUCTURAL_EQUALITY_P): New.
23609 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23610 (struct tree_type): Added "canonical" field.
23611 * params.h (VERIFY_CANONICAL_TYPES): New.
23612 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23613 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23614 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23615 * doc/invoke.texi (verify-canonical-types): Document --param
23616 parameter for verifying canonical types.
23618 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23620 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23621 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23622 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23623 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23625 * config/rs6000/e500.h: New.
23626 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23627 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23629 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23630 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23631 TARGET_E500_DOUBLE): Remove.
23632 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23633 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23634 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23635 * config/rs6000/rs6000.c (rs6000_override_options): Use
23636 CHECK_E500_OPTIONS.
23638 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23640 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23641 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23642 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23643 rs6000_emit_cmove): Don't check TARGET_E500.
23644 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23645 sordered): Don't check TARGET_E500.
23647 2007-01-01 Eric Christopher <echristo@apple.com>
23649 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23650 HARD_REGISTER_NUM_P.
23652 2007-01-01 Roger Sayle <roger@eyesopen.com>
23654 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23655 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23656 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23659 2007-01-01 Mike Stump <mrs@apple.com>
23661 * configure.ac: Remove support for building with Apple's gcc-3.1.
23663 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23665 PR middle-end/30311
23666 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23667 REG is a hard register. Do not modify REG before calling
23669 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23670 multiple of the size of YMODE for certain lowpart cases.
23672 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23674 PR middle-end/30253
23675 * gimplify (voidify_wrapper_expr): Update for
23676 GIMPLE_MODIFY_STMT.
23678 2007-01-01 Andreas Schwab <schwab@suse.de>
23681 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23682 save of BR0 in extra_spill_size instead of spill_size.
23683 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23685 (ia64_expand_epilogue): Restore BR0 from its new location.
23687 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23689 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23690 Use a temporary variable if the left hand side is not a gimple
23693 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23695 * gimplify.c (gimplify_return_expr): Make the temporary variable
23696 for the return expression, a gimple register variable.
23698 2007-01-01 Jan Hubicka <jh@suse.cz>
23700 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23703 2007-01-01 Mike Stump <mrs@apple.com>
23705 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23707 * config/darwin.c (machopic_select_rtx_section): Use
23708 HAVE_GAS_LITERAL16.
23709 (darwin_mergeable_constant_section): Likewise.
23710 * configure: Regenerate.
23711 * config.in: Regenerate.
23713 2007-01-01 Jan Hubicka <jh@suse.cz>
23714 Andrew Pinski <pinskia@gmail.com>
23716 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23717 before starting IPA passes.