1 2007-08-22 Christian Bruel <christian.bruel@st.com>
2 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5 * simplify_rtx (simplify_binary_operation_1): Likewise.
7 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9 PR rtl-optimization/32557
10 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
11 of REGNO (mws->mw_reg).
13 2007-08-22 Richard Guenther <rguenther@suse.de>
16 * builtins.c (expand_builtin_int_roundingfn): Replace call
17 argument wrapped with SAVE_EXPR directly.
18 (expand_builtin_int_roundingfn_2): Likewise.
20 2007-08-22 Richard Guenther <rguenther@suse.de>
22 * tree-inline.c (inlinable_function_p): Restore disregarding
23 inline limits for GNU extern inline functions.
25 2007-08-22 Richard Guenther <rguenther@suse.de>
28 * tree.c (host_integerp): Treat sizetype as signed as it is
31 2007-08-21 Ian Lance Taylor <iant@google.com>
33 PR tree-optimization/33134
34 * tree-vrp.c (adjust_range_with_scev): Call
35 set_value_range_to_value.
37 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
39 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
42 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
44 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
47 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
49 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
50 cases to set eight bytes at a time.
51 (expand_block_move): Likewise.
53 2007-08-21 Jakub Jelinek <jakub@redhat.com>
56 * dwarf2out.c (gen_decl_die): Don't call
57 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
59 2007-08-21 Paul Brook <paul@codesourcery.com>
60 Nathan Sidwell <nathan@codesourcery.com>
61 Mark Mitchell <mark@codesourcery.com>
62 Joseph Myers <joseph@codesourcery.com>
64 * configure.ac: Add --with-pkgversion and --with-bugurl.
65 * configure: Regenerate.
66 * doc/install.texi: Document them.
67 * version.c (version_string): Remove VERSUFFIX.
69 (pkgversion_string): New.
70 (bug_report_url): Do not hard-code initializer.
71 * version.h (pkgversion_string): Declare.
72 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
74 (version.o): Define PKGVERSION and BUGURL.
75 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
76 (%.pod): Define BUGURL.
77 * gcc.c (process_command, main): Use pkgversion_string.
78 * toplev.c (compile_file, print_version): Likewise.
79 * protoize.c (main): Likewise.
80 * gcov.c (print_version): Likewise. Update copyright date.
81 * gcov-dump.c (print_version): Likewise. Update copyright date.
82 * mips-tdump.c (main): Likewise. Update copyright date.
83 * mips-tfile.c (main): Likewise. Update copyright date.
84 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
85 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
87 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
88 * doc/gccint.texi: Likewise.
89 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
90 Update copyright date.
92 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
95 (ix86_expand_strlensi_unroll_1): Ditto.
96 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
97 (ix86_expand_carry_flag_compare): Update comment.
99 2007-08-21 Jakub Jelinek <jakub@redhat.com>
102 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
103 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
105 2007-08-21 Richard Guenther <rguenther@suse.de>
107 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
109 2007-08-21 Richard Guenther <rguenther@suse.de>
112 * fold-const.c (fold_binary): Remove index +p PTR folding.
113 Fix types of POINTER_PLUS_EXPR generated by folding of
116 2007-08-20 Chao-ying Fu <fu@mips.com>
118 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
119 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
120 RID_ONEWAY, so that it can be checked in declspecs_add_type.
121 (c_common_fixed_point_type_for_size): Declare.
122 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
123 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
124 (c_token_starts_declspecs): Likewise.
125 (c_parser_declspecs): Likewise.
126 (c_parser_attributes): Likewise.
127 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
128 (c_declspecs): Add saturating_p.
129 * c-decl.c (build_null_declspecs): Initialize saturating_p.
130 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
132 Avoid using void, bool, char, int, float, double, _Decimal32,
133 _Decimal64, _Decimal128, and complex with _Sat.
134 Handle RID_FRACT and RID_ACCUM.
135 Make sure _Sat is used with _Fract or _Accum.
136 (finish_declspecs): Handle cts_fract and cts_accum.
137 * c-common.c (fixed-value.h): New include.
138 (constant_expression_warning): Handle FIXED_CST.
139 (overflow_warning): Likewise.
140 (warnings_for_convert_and_check): Likewise.
141 (c_common_fixed_point_type_for_size): New.
142 (c_common_type_for_mode): Handle fixed-point modes to
143 return various saturating/non-saturating, signed/unsigned types.
144 (c_common_signed_or_unsigned_type): Support fixed-point types.
145 (shorten_compare): Check fixed-point zero.
146 Handle FIXED_POINT_TYPE.
147 (c_common_truthvalue_conversion): Handle FIXED_CST.
148 Handle FIXED_POINT_TYPE.
149 (c_common_nodes_and_builtins): Record builtin types for fixed-point
151 (handle_mode_attribute): Handle fixed-point modes. Need to check
152 if the signness of base type and fixed-point modes are consistent.
153 (handle_vector_size_attribute): Handle fixed-point modes.
154 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
155 (warn_for_div_by_zero): Check fixed-point zero.
156 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
157 a common fixed-point type based on fbit, ibit, sign, and saturation.
158 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
159 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
160 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
161 (convert_for_assignment): Support FIXED_POINT_TYPE.
162 (digest_init): Handle FIXED_POINT_TYPE.
163 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
164 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
165 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
166 GE_EXPR, LT_EXPR, GT_EXPR.
167 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
168 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
169 * target.h (gcc_target): Add fixed_point_supported_p.
170 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
171 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
172 (default_fixed_point_supported_p): Define.
173 * targhooks.h (default_fixed_point_supported_p): Declare.
174 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
175 * doc/install.texi (Configuration): Add --enable-fixed-point.
176 * configure.ac (--enable-fixed-point): New to enable fixed-point
177 arithmetic extension to C. For mips targets, we enable it by default.
178 * configure, config.in: Regenerate.
180 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
182 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
184 2007-08-20 David Edelsohn <edelsohn@gnu.org>
186 * dwarf2out.c (text_section_used): Move declaration outside ifdef
187 DWARF2_DEBUGGING_INFO.
188 (cold_text_section_used): Same.
189 (cold_text_section): Same.
191 2007-08-20 Richard Guenther <rguenther@suse.de>
193 * c-typeck.c (convert_for_assignment): Use the type of
194 the member for the initialization.
196 2007-08-20 Richard Guenther <rguenther@suse.de>
198 * c-objc-common.c (c_disregard_inline_limits): Remove.
199 * c-objc-common.h (c_disregard_inline_limits): Likewise.
200 * cgraphunit.c (cgraph_process_new_functions): Call
201 disregard_inline_limits_p.
202 (cgraph_preserve_function_body_p): Likewise.
203 * ipa-inline.c (compute_inline_parameters): Likewise.
204 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
206 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
207 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
208 disregard_inline_limits langhook.
209 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
211 * langhooks.h (lang_hooks_for_tree_inlining): Remove
212 disregard_inline_limits langhook.
213 * tree-inline.c (disregard_inline_limits_p): New function.
214 * tree-inline.h (disregard_inline_limits_p): Declare.
216 2007-08-20 Richard Guenther <rguenther@suse.de>
218 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
219 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
220 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
221 auto_var_in_fn_p langhook.
222 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
224 * tree.c (auto_var_in_fn_p): ... here.
225 (find_var_from_fn): Call auto_var_in_fn_p directly.
226 * langhooks.h (lang_hooks_for_tree_inlining): Remove
227 auto_var_in_fn_p langhook.
228 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
229 (copy_body_r): Likewise.
230 (self_inlining_addr_expr): Likewise.
231 * tree.h (auto_var_in_fn_p): Declare.
233 2007-08-20 Richard Guenther <rguenther@suse.de>
235 * tree.c (WALK_SUBTREE): Call walk_tree_1.
236 (walk_type_fields): Take lh parameter.
237 (walk_tree): Rename to ...
238 (walk_tree_1): ... this. Do not call the walk_subtrees
239 langhook but the now passed callback. Pass lh on recursion.
240 (walk_tree_without_duplicates): Rename to ...
241 (walk_tree_without_duplicates_1): ... this. Take lh parameter
242 and call walk_tree_1.
243 * tree.h (walk_tree_lh): New typedef.
244 (walk_tree_1): Declare.
245 (walk_tree_without_duplicates_1): Likewise.
246 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
247 (walk_tree_without_duplicates): New define to
248 walk_tree_without_duplicates_1 with NULL lh parameter.
249 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
250 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
252 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
253 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
254 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
257 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
260 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
261 code in front of the compacting of basic blocks.
262 Move the folding of statements inbetween the cgraph checking
263 and compacting of basic blocks.
265 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
266 Serge Belyshev <belyshev@depni.sinp.msu.ru>
269 * config/alpha/alpha.c (va_list_skip_additions): Check for
270 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
271 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
272 PLUS_EXPR when checking ap.__base.
273 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
274 when doing addition on pointer types. Use size_int instead of
276 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
277 ptr_type in the second operand.
279 2007-08-19 Andrew Pinski <pinskia@gmail.com>
282 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
284 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
287 * cfgexpand.c (expand_one_register_var): Mark pointer
288 DECL_ARTIFICIAL as REG_POINTER also.
289 * stmt.c (expand_decl): Likewise.
291 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
298 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
299 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
300 on_worklist argument and avoid adding things to worklist multiple
302 (add_to_worklist): Ditto.
303 (mark_aliases_call_clobbered): Mark entire structure clobbered if
304 single SFT is clobbered.
305 (set_initial_properties): Ditto.
306 (compute_call_clobbered): Update for changes to function
308 (create_overlap_variables_for): Always create SFT for offset 0.
309 (create_structure_vars): Handle PHI's, since we are in SSA form at
311 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
312 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
314 (add_vars_for_offset): Figure out aliases from access + points-to.
315 (add_virtual_operand): Use add_vars-for_offset.
316 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
317 (add_call_clobber_ops): Remove makes_clobbering_call set.
318 (get_expr_operands): Always pass through the INDIRECT_REF
320 * tree-ssa-structalias.c (struct constraint_graph): Remove
322 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
323 address_taken, pt_used, number_incoming.
324 (FIRST_ADDR_NODE): Removed.
325 (merge_graph_nodes): Remove broken code for the moment.
326 (init_graph): New function.
327 (build_pred_graph): Remove code to init_graph.
328 Add location equivalence support.
329 (struct scc_info): Rename roots to deleted.
331 (init_scc_info): Ditto
332 (init_topo_info): Use graph->size.
333 (compute_topo_order): Ditto.
334 (do_da_constraint): Removed.
335 (do_sd_constraint): Remove calls to find().
336 set_union_with_increment should always get 0 as last arg here.
337 (do_complex_constraint): Replace do_da_constraint with assert.
339 (struct equiv_class_label): New.
340 (pointer_equiv_class_table): Ditto.
341 (location_equiv_class_table): Ditto.
342 (equiv_class_label_hash): Ditto.
343 (equiv_class_label_eq): Ditto
344 (equiv_class_lookup): Ditto.
345 (equiv_class_ladd): Ditto.
346 (pointer_equiv_class): Ditto.
347 (location_equiv_class): Ditto.
348 (condense_visit): Rename and rewrite from label_visit to do only
349 SCC related stuff for HU.
350 (label_visit): Do HU work for HU.
351 (perform_var_substitution): Update to do HU and location
353 (free_var_substitution_info): Update to free HU and location
354 equivalence structures. */
355 (find_equivalent_node): Update for pointer but not location
357 (unite_pointer_equivalences): New function.
358 (move_complex_constraints): Rewrite to only do moving.
359 (rewrite_constraints): Split out of move_complex_constraints.
360 (solve_graph): Use graph->size.
361 (process_constraint_1): Add from_call argument, use it.
362 Split *a = &b into two constraints.
363 (process_constraint): Use new process_constraint_1.
364 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
365 (get_constraint_for): Handle non-pointer integers properly.
366 Remove code that used to handle structures.
367 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
368 with unknown addends.
369 (handle_rhs_call): New function.
370 (find_func_aliases): Use handle_rhs_call.
371 (set_uids_in_ptset): Add an assert.
372 (set_used_smts): Fix bug in not considering unified vars.
373 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
374 (compute_points_to_sets): Update for other function changes.
375 (delete_points_to_sets): Ditto.
376 (ipa_pta_execute): Ditto.
377 (pass_ipa_pta): We need to update SSA after ipa_pta.
379 2007-08-19 Jan Hubicka <jh@suse.cz>
381 * i386.md: Replace "rim" and "mri" constraints by "g".
383 2007-08-19 Joseph Myers <joseph@codesourcery.com>
385 * dwarf2out.c (text_section_used, cold_text_section_used,
386 cold_text_section, dwarf2out_note_section_used): New.
387 (dwarf2out_init): Initialize cold_text_section.
388 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
389 dwarf2out_note_section_used.
390 (size_of_aranges): Only count entry for text section if it was
391 used. Count entry for cold text section if it was used.
392 (output_aranges): Only output entries for text section and cold
393 text section if they were used.
395 2007-08-19 Andrew Pinski <pinskia@gmail.com>
397 * tree-pretty-print.c (debug_generic_expr): Add a comment about
399 (debug_generic_stmt): Likewise.
400 (debug_tree_chain): Likewise.
402 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
404 * tree-data-refs.c (split_constant_offset): Expose.
405 * tree-data-refs.h (split_constant_offset): Add declaration.
407 * tree-vectorizer.h (dr_alignment_support): Renamed
408 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
409 Added a new value dr_explicit_realign.
410 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
411 dr_offset, dr_step, and dr_aligned_to, along with new access
412 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
413 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
414 STMT_VINFO_DR_ALIGNED_TO.
416 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
418 In case of outer-loop vectorization with non-fixed misalignment - use
419 the dr_explicit_realign scheme instead of the optimized realignment
421 (new_stmt_vec_info): Initialize new fields.
423 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
424 'nested_in_vect_loop' case. Change verbosity level.
425 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
426 Don't fail on zero step in the outer-loop for loads.
427 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
428 offset and init relative to the outer-loop.
430 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
431 BSI function argument with a new function argument - at_loop.
432 Simplify the condition that determines STEP. Takes additional argument
433 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
434 case), including zero step in the outer-loop. Call
435 vect_create_addr_base_for_vector_ref with additional argument.
436 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
437 Updated function documentation. Handle the 'nested_in_vect_loop' case.
438 Fixed and simplified calculation of step.
439 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
440 of bsi, and with additional argument. Call bump_vector_ptr with
441 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
442 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
443 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
444 when the realignment setup needs to take place inside the loop. Support
445 the dr_explicit_realign scheme. Allow generating the optimized
446 realignment scheme for outer-loop vectorization. Added documentation.
447 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
448 'nested_in_vect_loop' case, including loads that are invariant in the
449 outer-loop and the realignment schemes. Handle the case when the
450 realignment setup needs to take place inside the loop. Call
451 vect_setup_realignment with additional arguments. Call
452 vect_create_data_ref_ptr with additional argument and with loop instead
453 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
454 (vect_gen_niters_for_prolog_loop): Call
455 vect_create_addr_base_for_vector_ref with additional arguments.
456 (vect_create_cond_for_align_checks): Likewise.
457 (bump_vector_ptr): Updated to support the new dr_explicit_realign
458 scheme: takes additional argument bump; argument ptr_incr is now
459 optional; updated documentation.
460 (vect_init_vector): Takes additional argument (bsi). Use it, if
461 available, to insert the vector initialization.
462 (get_initial_def_for_induction): Pass additional argument in call to
464 (vect_get_vec_def_for_operand): Likewise.
465 (vect_setup_realignment): Likewise.
466 (vectorizable_load): Likewise.
468 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
470 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
471 as argument instead of struct loop.
472 (nested_in_vect_loop_p): New function.
473 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
475 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
476 from other phis in the loop.
477 (destroy_loop_vec_info): Add additional argument to declaration.
479 * tree-vectorizer.c (supportable_widening_operation): Also check if
480 nested_in_vect_loop_p (don't allow changing the order in this case).
481 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
482 of struct loop. Call nested_in_vect_loop_p and don't require
483 flag_unsafe_math_optimizations if it returns true.
484 (new_stmt_vec_info): When setting def_type for phis differentiate
485 loop-header phis from other phis.
486 (bb_in_loop_p): New function.
487 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
488 update their loop_vinfo. Order of BB traversal now matters - call
489 dfs_enumerate_from with bb_in_loop_p.
490 (destroy_loop_vec_info): Takes additional argument to control whether
491 stmt_vinfo of the loop stmts should be destroyed as well.
492 (vect_is_simple_reduction): Allow the "non-reduction" use of a
493 reduction stmt to be defines by a non loop-header phi.
494 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
496 * tree-vect-transform.c (vectorizable_reduction): Call
497 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
498 (vectorizable_call): Likewise.
499 (vectorizable_conversion): Likewise.
500 (vectorizable_operation): Likewise.
501 (vectorizable_type_promotion): Likewise.
502 (vectorizable_type_demotion): Likewise.
503 (vectorizable_store): Likewise.
504 (vectorizable_live_operation): Likewise.
505 (vectorizable_reduction): Likewise. Also pass loop_info to
506 vect_is_simple_reduction instead of loop.
507 (vect_init_vector): Call nested_in_vect_loop_p.
508 (get_initial_def_for_reduction): Likewise.
509 (vect_create_epilog_for_reduction): Likewise.
510 (vect_init_vector): Check which loop to work with, in case there's an
512 (get_initial_def_for_inducion): Extend to handle outer-loop
513 vectorization. Fix indentation.
514 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
515 In the case vect_induction_def get the vector def from the induction
516 phi node, instead of calling get_initial_def_for_inducion.
517 (get_initial_def_for_reduction): Extend to handle outer-loop
519 (vect_create_epilog_for_reduction): Extend to handle outer-loop
521 (vect_transform_loop): Change assert to just skip this case. Add a
523 (vect_finish_stmt_generation): Add a couple asserts.
525 (vect_estimate_min_profitable_iters): Multiply
526 cost of inner-loop stmts (in outer-loop vectorization) by estimated
528 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
529 this is an inner-loop reduction in outer-loop vectorization.
531 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
532 Same code as what used to be vect_analyze_scalar_cycles, only with
533 additional argument loop, and loop_info passed to
534 vect_is_simple_reduction instead of loop.
535 (vect_analyze_scalar_cycles): Code factored out into
536 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
537 Updated documentation.
538 (analyze_operations): Check for inner-loop loop-closed exit-phis during
539 outer-loop vectorization that are live or not used in the outerloop,
540 cause this requires special handling.
541 (vect_enhance_data_refs_alignment): Don't consider versioning for
543 (vect_analyze_data_refs): Check that there are no datarefs in the
545 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
546 and vect_used_in_outer_by_reduction cases.
547 (process_use): Also consider the case of outer-loop stmt defining an
548 inner-loop stmt and vice versa.
549 (vect_analyze_loop_1): New function.
550 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
551 loops. Call vect_analyze_loop_1.
552 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
553 been vectorized. Call destroy_loop_vec_info with additional argument.
555 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
556 in the inner-loop when doing outer-loop vectorization. Add
557 documentation and printout.
558 (vect_recog_dot_prod_pattern): Likewise. Also add check for
559 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
561 2007-08-18 Andrew Pinski <pinskia@gmail.com>
563 * tree-affine.h (print_aff): New prototype.
564 (debug_aff): Likewise.
565 * tree-affine.c (print_aff): New function.
566 (debug_aff): Likewise.
568 2007-08-18 Paul Brook <paul@codesourcery.com>
569 Joseph Myers <joseph@codesourcery.com>
571 * common.opt (-fdebug-prefix-map=): New option.
572 * opts.c: Include debug.h.
573 (common_handle_option): Handle -fdebug-prefix-map.
574 * final.c: Include ggc.h.
575 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
576 remap_debug_filename): New.
577 * Makefile.in (final.o, opts.o): Update dependencies.
578 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
579 * configure.ac: Check for assembler --debug-prefix-map support.
580 * configure, config.in: Regenerate.
581 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
582 (ASM_DEBUG_SPEC): Include ASM_MAP.
583 * doc/install.texi (--with-debug-prefix-map): Document.
584 * doc/invoke.texi (-fdebug-prefix-map): Document.
585 * dbxout.c (dbxout_init, dbxout_start_source_file,
586 dbxout_source_file): Call remap_debug_filename.
587 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
588 dwarf2out_start_source_file, dwarf2out_finish): Call
589 remap_debug_filename.
590 (file_table_relative_p): Do not check d->emitted_number.
591 * toplev.c (output_file_directive): Call remap_debug_filename.
592 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
593 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
595 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
597 * loop-invariant.c (find_invariants_to_move): Add missing macro
600 2007-08-17 Tom Tromey <tromey@redhat.com>
602 * tree.h (struct tree_label_decl): Removed old "java" fields.
604 2007-08-17 Richard Sandiford <richard@codesourcery.com>
605 Nigel Stephens <nigel@mips.com>
607 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
608 Treat -mno-data-in-code and -mcode-xonly as aliases for
609 -mcode-readable=no and -mcode-readable=pcrel respectively.
610 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
611 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
612 (MULTILIB_DIRNAMES): Update accordingly.
614 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
616 * Makefile.in (version.o): Depend on $(REVISION) only if
617 REVISION_s is defined.
619 2007-08-17 Sa Liu <saliu@de.ibm.com>
620 Ulrich Weigand <uweigand@de.ibm.com>
623 * tree.c (reconstruct_complex_type): For a pointer to a vector,
624 use build_qualified_type to retain qualifiers of the base type.
626 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
628 * config/score/score.md : Update pattern tablejump.
629 * config/score/score.c : Update score_initialize_trampoline
631 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
632 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
633 * doc/contrib.texi: Add my entry.
635 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
637 * Makefile.in (REVISION): New.
640 (version.o): Also depend on $(REVISION). Add
641 -DREVISION=$(REVISION_s).
643 * version.c (version_string): Add REVISION.
645 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
647 * tree-eh.c (lower_try_finally_onedest): Reset the locus
648 of GOTO that's relocated to a different block.
650 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
652 * c-common.c (const_strip_array_types): New.
653 * c-common.h (lang_missing_noreturn_ok_p): Delete.
654 (const_strip_array_types): New.
655 * c-objc-common.c (c_disregard_inline_limits,
656 c_warn_unused_global_decl): Constify.
657 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
658 c_vla_type_p, c_incomplete_type_error): Likewise.
659 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
660 * hooks.c (hook_bool_const_tree_false): New.
661 * hooks.h (hook_bool_const_tree_false): Likewise.
662 * langhooks-def.h (lhd_warn_unused_global_decl,
663 lhd_incomplete_type_error, lhd_expr_size,
664 lhd_tree_inlining_disregard_inline_limits,
665 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
666 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
667 * langhooks.c (lhd_warn_unused_global_decl,
668 lhd_incomplete_type_error,
669 lhd_tree_inlining_disregard_inline_limits,
670 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
671 lhd_expr_size): Likewise.
672 * langhooks.h (lang_hooks_for_tree_inlining,
673 lang_hooks_for_tree_dump, lang_hooks_for_types,
674 lang_hooks_for_decls, lang_hooks): Likewise.
675 * pointer-set.c (pointer_set_t, pointer_set_create,
676 pointer_set_contains, insert_aux, pointer_set_insert,
677 pointer_set_traverse, pointer_map_t, pointer_map_create,
678 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
680 * pointer-set.h (pointer_set_contains, pointer_set_insert,
681 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
682 pointer_map_traverse): Likewise.
683 * predict.c (assert_is_empty): Likewise.
684 * tree-affine.c (free_name_expansion): Likewise.
685 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
686 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
687 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
689 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
691 * tree-vectorizer.c (new_loop_vec_info): Initialize new
693 (destroy_loop_vec_info): Add call to VEC_free.
694 * tree-vectorizer.h (may_alias_ddrs): Define.
695 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
696 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
697 Change reporting to dump.
698 (vect_is_duplicate_ddr): New.
699 (vect_mark_for_runtime_alias_test): New.
700 (vect_analyze_data_ref_dependences) Add call to
701 vect_mark_for_runtime_alias_test.
702 (vect_enhance_data_refs_alignment): Define local variable
703 vect_versioning_for_alias_required, don't perform
704 peeling for alignment if versioning for alias is
706 (vect_enhance_data_refs_alignment): Use
707 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
708 PARAM_VECT_MAX_VERSION_CHECKS.
709 * tree-vect-transform.c
710 (vect_create_cond_for_alias_checks): New.
711 (vect_transform_loop): Add call to
712 vect_create_cond_for_alias_checks.
713 (vect_vfa_segment_size): New.
714 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
716 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
717 * gcc/doc/invoke.texi
718 (vect-max-version-for-alignment-checks): Document.
719 (vect-max-version-for-alias-checks): Document.
720 (vect-max-version-checks): Remove.
722 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
724 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
725 the same line as the instruction for all asm dialects.
727 (*rep_movsi_rex64): Ditto.
729 (*rep_movqi_rex64): Ditto.
730 (*rep_stosdi_rex64): Ditto.
731 (*rep_stossi): Ditto.
732 (*rep_stossi_rex64): Ditto.
733 (*rep_stosqi): Ditto.
734 (*rep_stosqi_rex64): Ditto.
735 (*cmpstrnqi_nz_1): Ditto.
736 (*cmpstrnqi_nz_rex_1): Ditto.
737 (*cmpstrnqi_1): Ditto.
738 (*cmpstrnqi_rex_1): Ditto.
739 (*strlenqi_1): Ditto.
740 (*strlenqi_rex_1): Ditto.
741 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
742 prefix on the same line as the instruction for all asm dialects.
743 (sync_double_compare_and_swap<mode>): Ditto.
744 (*sync_double_compare_and_swapdi_pic): Ditto.
745 (*sync_compare_and_swap_cc<mode>): Ditto.
746 (sync_double_compare_and_swap_cc<mode>): Ditto.
747 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
748 (sync_old_add<mode>): Ditto.
749 (sync_add<mode>): Ditto.
750 (sync_sub<mode>): Ditto.
751 (sync_ior<mode>): Ditto.
752 (sync_and<mode>): Ditto.
753 (sync_xor<mode>): Ditto.
755 2007-08-16 Richard Sandiford <richard@codesourcery.com>
758 * reload.c (find_reloads): Check that the memory returned by
759 find_reloads_toplev was not the result of forcing a constant
761 (find_reloads_toplev): Always use simplify_gen_subreg to get
762 the subreg of a constant. If the result is also a constant,
763 but not a legitimate one, force it into the constant pool
764 and reload its address.
766 2007-08-15 David Edelsohn <edelsohn@gnu.org>
768 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
771 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
773 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
774 directive for the current vector ABI.
776 2007-08-15 Steve Ellcey <sje@cup.hp.com>
779 * caller-save.c (reg_save_code): Set invalide status on restore code.
781 2007-08-15 Diego Novillo <dnovillo@google.com>
783 * tree-ssa-alias.c (compute_memory_partitions): Use
784 alias_bitmap_obstack to allocate bitmaps.
785 (reset_alias_info): Factor out of init_alias_info.
786 Mark all name tags not associated to an SSA name for renaming.
787 (init_alias_info): Call it.
788 (create_name_tags): Tidy. Add comments.
789 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
791 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
793 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
794 scheduler dependencies.
796 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
798 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
800 (*iorsi_1_zext): Likewise.
801 (*iorsi_1_zext_imm): Likewise.
802 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
803 with "rm"/"xm" constraint.
804 (sse2_vmsqrtv2df2): Likewise.
806 2007-08-15 Jakub Jelinek <jakub@redhat.com>
809 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
812 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
814 * tree-pass.h (PROP_pta): Removed.
815 (TODO_rebuild_alias): New.
816 (pass_may_alias): Removed.
817 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
818 aliasing if we changed something.
819 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
821 (pass_may_alias): Removed.
822 (create_structure_vars): Return TODO_rebuild_alias.
823 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
824 * tree-sra.c (tree_sra): Only rebuild aliasing if something
826 (tree_sra_early): We never affect aliasing right now.
827 * tree-flow.h (compute_may_aliases): New prototype.
828 * passes.c: Remove pass_may_alias from the passes.
829 (execute_function_todo): Support TODO_rebuild_alias.
831 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
833 * i386.c: (legitimize_address): Move dllimported variable check
834 infront of legitimizing pic address of CONST symbols.
836 2007-08-14 Steve Ellcey <sje@cup.hp.com>
838 PR tree-optimization/32941
839 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
840 (goto_queue_cmp): Remove.
841 (find_goto_replacement): Change search method.
842 (maybe_record_in_goto_queue): Add assert.
843 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
844 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
846 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
848 * alias.c (component_uses_parent_alias_set): Constify.
849 * alias.h (component_uses_parent_alias_set): Likewise.
850 * cfgrtl.c (print_rtl_with_bb): Likewise.
851 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
852 mpz_get_double_int): Likewise.
853 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
854 mpz_get_double_int): Likewise.
855 * expr.c (is_aligning_offset, undefined_operand_subword_p,
856 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
858 * expr.h (safe_from_p): Likewise.
859 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
861 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
862 zero_sized_type, goa_lhs_expr_p): Likewise.
863 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
864 * rtl.h (print_rtl_with_bb): Likewise.
865 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
866 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
867 * tree-flow-inline.h (bb_stmt_list): Constify.
868 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
870 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
871 const_first_stmt, const_last_stmt): New.
872 (block_may_fallthru, empty_block_p): Constify.
873 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
874 EXPR_ONLY_BODY): New.
875 (expr_first, expr_last, expr_only): Use macro for body.
876 (const_expr_first, const_expr_last, const_expr_only): New.
877 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
878 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
879 ctsi_prev, ctsi_stmt): New.
880 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
881 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
882 * tree-ssa-loop-niter.c (loop_only_exit_p,
883 derive_constant_upper_bound): Likewise.
884 * tree-ssa-phiopt.c (empty_block_p): Likewise.
885 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
886 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
887 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
888 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
889 * tree.c (get_type_static_bounds): Likewise.
890 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
891 (get_type_static_bounds): Constify.
893 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
896 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
897 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
898 (*<addsub><mode>3_cc_overflow): New.
899 (*add<mode>3_cconly_overflow): New.
900 (*sub<mode>3_cconly_overflow): New.
901 (*<addsub>si3_zext_cc_overflow): New.
902 * config/i386/predicates.md (fcmov_comparison_operator): Accept
903 CCCmode for LTU, GTU, LEU and GEU.
904 (ix86_comparison_operator): Likewise.
905 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
906 * config/i386/i386.c (put_condition_code): Support CCCmode.
907 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
908 or MINUS expressions.
910 2007-08-14 Andrew Pinski <pinskia@gmail.com>
913 * c-typeck.c (build_binary_op): Disallow vector float types with
914 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
916 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
918 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
919 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
920 (dep_def): New typedef.
921 (init_dep_1, sd_debug_dep): Declare functions.
922 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
923 (debug_dep_links): Remove.
924 (struct _deps_list): New field 'n_links'.
925 (DEPS_LIST_N_LINKS): New macro.
926 (FOR_EACH_DEP_LINK): Remove.
927 (create_deps_list, free_deps_list, delete_deps_list): Remove
929 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
930 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
931 (copy_deps_list_change_con, move_dep_link): Ditto.
932 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
933 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
935 (INSN_BACK_DEPS): Remove.
936 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
938 (INSN_DEP_COUNT): Remove.
939 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
940 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
941 Declare global variables.
942 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
943 (add_forw_dep, compute_forward_dependences): Remove declarations.
944 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
945 (add_back_forw_dep, delete_back_forw_dep): Ditto.
946 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
948 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
950 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
951 (sd_list_types_def): New typedef.
952 (sd_next_list): Declare function.
953 (struct _sd_iterator): New type.
954 (sd_iterator_def): New typedef.
955 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
957 (FOR_EACH_DEP): New cycle wrapper.
958 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
960 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
961 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
964 * sched-deps.c (init_dep_1): Make global.
965 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
967 (dump_dep): New static function.
968 (dump_dep_flags): New static variable.
969 (sd_debug_dep): New function.
970 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
972 (move_dep_link): Use remove_from_deps_list (), instead of
974 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
975 (dep_link_is_detached_p): New static function.
976 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
978 (dn_pool, dl_pool): New alloc_pools.
979 (dn_pool_diff, dl_pool_diff): New static variables.
980 (create_dep_node, delete_dep_node): New static function.
981 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
982 (deps_list_empty_p): Make it static. Use 'n_links' field.
983 (deps_pools_are_empty_p): New static function.
984 (alloc_deps_list, delete_deps_list): Remove.
985 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
986 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
987 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
988 (forward_dependency_cache): Remove.
989 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
990 'back' from the names. Change signature to use dep_t instead of
992 (add_back_dep): Ditto. Make global.
993 (check_dep_status): Rename to check_dep ().
994 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
996 (sd_finish_insn): Ditto.
997 (sd_find_dep_between_no_cache): New static function.
998 (sd_find_dep_between): New function.
999 (ask_dependency_caches, set_dependency_caches): New static functions.
1000 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1001 (add_or_update_dep_1): Separate pieces of functionality into
1002 ask_dependency_caches (), update_dependency_caches (),
1003 change_spec_dep_to_hard (), update_dep ().
1004 (get_back_and_forw_lists): New static function.
1005 (sd_add_dep): Separate setting of dependency caches into
1006 set_dependency_caches ().
1007 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1009 (sd_delete_dep): Ditto.
1010 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1011 (dump_lists): New static function.
1012 (sd_debug_lists): New debug function.
1013 (delete_all_dependences, fixup_sched_groups): Update to use
1014 sd_* infrastructure.
1015 (sched_analyze_2): Create data-speculative dependency only if
1016 data-speculation is enabled.
1017 (sched_analyze_insn): If insn cannot be speculative, make all its
1018 dependencies non-speculative.
1019 (sched_analyze): Use sd_init_insn ().
1020 (add_forw_dep, compute_forward_dependencies): Remove.
1021 (delete_dep_nodes_in_back_deps): New static function.
1022 (sched_free_deps): New function.
1023 (init_dependency_caches): Init alloc_pools.
1024 (extend_depedency_caches): Update after removing of
1025 forward_dependency_cache.
1026 (free_dependency_caches): Ditto. Free alloc_pools.
1027 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1028 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1030 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1031 (add_dependence): Use init_dep ().
1032 (get_dep_weak_1): New static function.
1033 (get_dep_weak): Move logic to get_dep_weak_1 ().
1034 (dump_ds): New static function moved from haifa-sched.c:
1035 debug_spec_status ().
1036 (debug_ds): New debug function.
1037 (check_dep_status): Rename to check_dep (). Update to check whole
1040 * haifa-sched.c (spec_info): Make global.
1041 (added_recovery_block_p): Rename to
1042 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1043 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1044 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1045 to use new interfaces.
1046 (ok_for_early_queue_removal): Ditto.
1047 (schedule_block): Initialize logical uids of insns emitted by the
1049 (sched_init): Initialize new variable.
1050 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1052 (extend_global): Initialize insn data.
1053 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1054 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1056 (add_to_speculative_block): Update to use new interfaces.
1057 (create_recovery_block): Set new variables.
1058 (create_check_block_twin, fix_recovery_deps): Update to use new
1060 (sched_insn_is_legitimate_for_speculation_p): New function.
1061 (speculate_insn): Move checking logic to
1062 sched_insn_is_legitimate_for_speculation_p ().
1063 (sched_remove_insn): Finalize sched-deps information of instruction.
1064 (clear_priorities, add_jump_dependencies): Update to use new
1066 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1068 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1069 to use new interfaces.
1070 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1071 (new_ready): Try to use control speculation only if it is available.
1072 (add_branch_dependences): Update to use new interfaces.
1073 (compute_block_backward_dependences): Rename to
1074 compute_block_dependences (). Call
1075 targetm.sched.dependencies_evaluation_hook ().
1076 (free_block_dependencies): New static function.
1077 (debug_dependencies): Update to use new interfaces.
1078 (schedule_region): Remove separate computation of forward dependencies.
1079 Move call of targetm.sched.dependencies_evaluation_hook () to
1080 compute_block_dependences (). Free dependencies at the end of
1081 scheduling the region.
1083 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1085 (add_deps_for_risky_insns): Ditto.
1086 (schedule_ebb): Remove separate computation of forward dependencies.
1087 Free dependencies at the end of scheduling the ebb.
1089 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1090 (build_intra_loop_deps): Ditto. Remove separate computation of forward
1091 dependencies. Free sched-deps dependencies.
1093 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1094 to use new interfaces.
1095 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1097 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1099 (is_costly_group): Ditto.
1101 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1103 * alias.c (rtx_equal_for_memref_p): Constify.
1104 * basic-block.h (const_edge, const_basic_block): New.
1105 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1106 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1107 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1108 probably_never_executed_bb_p, edge_probability_reliable_p,
1109 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1110 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1112 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1113 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1115 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1116 flow_nodes_print, dfs_enumerate_from): Likewise.
1117 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1118 control_flow_insn_p, count_basic_blocks): Likewise.
1119 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1120 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1121 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1122 average_num_loop_insns, loop_exit_edge_p,
1123 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1124 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1125 average_num_loop_insns, seq_cost): Likewise.
1126 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1127 * dominance.c (dominated_by_p): Likewise.
1128 * emit-rtl.c (validate_subreg): Likewise.
1129 * except.c (can_throw_internal, can_throw_external): Likewise.
1130 * except.h (can_throw_internal, can_throw_external): Likewise.
1131 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1132 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1133 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1134 simple_mem, store_ops_ok, load_kills_store, find_loads,
1135 store_killed_in_insn, store_killed_after, store_killed_before,
1136 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1138 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1139 noce_mem_write_may_trap_or_fault_p): Likewise.
1140 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1142 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1144 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1145 probably_cold_bb_p, probably_never_executed_bb_p,
1146 edge_probability_reliable_p, br_prob_note_reliable_p,
1147 can_predict_insn_p): Likewise.
1148 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1149 * resource.c (return_insn_p): Likewise.
1150 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1152 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1153 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1154 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1155 verify_gimple_modify_stmt): Likewise.
1156 * tree-chrec.c (is_not_constant_evolution,
1157 is_multivariate_chrec_rec, is_multivariate_chrec,
1158 chrec_contains_symbols, chrec_contains_undetermined,
1159 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1160 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1161 eq_evolutions_p, scev_direction): Likewise.
1162 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1163 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1164 chrec_contains_symbols_defined_in_loop,
1165 chrec_contains_undetermined, tree_contains_chrecs,
1166 evolution_function_is_affine_multivariate_p,
1167 evolution_function_is_univariate_p, chrec_zerop,
1168 evolution_function_is_constant_p, evolution_function_is_affine_p,
1169 evolution_function_is_affine_or_constant_p,
1170 tree_does_not_contain_chrecs, chrec_type): Likewise.
1171 * tree-data-ref.c (tree_fold_divides_p,
1172 object_address_invariant_in_loop_p, dr_may_alias_p,
1173 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1174 same_access_functions, constant_access_functions,
1175 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1177 * tree-flow.h (scev_direction): Likewise.
1178 * tree-gimple.c (is_gimple_stmt): Likewise.
1179 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1181 * tree-pretty-print.c (op_prio): Likewise.
1182 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1183 analyzable_condition, backedge_phi_arg_p): Likewise.
1184 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1185 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1186 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1189 2007-08-13 Dan Hipschman <dsh@google.com>
1192 * c-format.c (check_format_arg): Move check for zero-length
1193 format strings below the check for unterminated strings.
1195 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1198 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1201 2007-08-13 Nick Clifton <nickc@redhat.com>
1203 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1205 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1208 * c-format.c (gcc_gfc_length_specs): New array.
1209 (gcc_gfc_char_table): Add unsigned specifier, and references to
1210 the l length modifier.
1211 (format_types_orig): Use the new gcc_gfc_length_specs.
1213 2007-08-12 Sa Liu <saliu@de.ibm.com>
1215 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1216 and with REG_RETVAL note after split.
1218 2007-08-11 David Daney <ddaney@avtrex.com>
1220 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1221 as ATTRIBUTE_UNUSED.
1223 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1224 Segher Boessenkool <segher@kernel.crashing.org>
1226 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1227 HAVE_LOCAL_CPU_DETECT not defined.
1229 2007-08-11 Jan Hubicka <jh@suse.cz>
1231 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1232 (cgraph_process_new_functions): Honor previous value of
1233 disregard_inline_limits.
1234 * ipa-inline.c (compute_inline_parameters): Likewise.
1236 2007-08-11 Ian Lance Taylor <iant@google.com>
1238 * alias.h (alias_set_type): Define new type.
1239 (ALIAS_SET_MEMORY_BARRIER): Use it.
1240 * rtl.h: Include alias.h.
1241 (struct mem_attrs): Use alias_set_type.
1242 * tree.h: Include alias.h
1243 (struct tree_type): Use alias_set_type.
1244 (struct tree_struct_field_tag): Likewise.
1245 (struct tree_decl_common): Likewise.
1246 * alias.c (struct alias_set_entry): Use alias_set_type.
1247 (get_alias_set_entry, alias_set_subset_of): Likewise.
1248 (alias_sets_conflict_p): Likewise.
1249 (alias_sets_must_conflict_p): Likewise.
1250 (objects_must_conflict_p): Likewise.
1251 (get_alias_set, new_alias_set): Likewise.
1252 (record_alias_subset, record_component_aliases): Likewise.
1253 (varargs_set, frame_set): Change to alias_set_type.
1254 (get_varargs_alias_set): Use alias_set_type.
1255 (get_frame_alias_set): Likewise.
1256 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1257 * dse.c (struct store_info): Use alias_set_type.
1258 (struct read_info, struct clear_alias_mode_holder): Likewise.
1259 (clear_alias_set_lookup, canon_address): Likewise.
1260 (record_store, check_mem_read_rtx): Likewise.
1261 (dse_record_singleton_alias_set): Likewise.
1262 (dse_invalidate_singleton_alias_set): Likewise.
1263 * emit-rtl.c (get_mem_attrs): Likewise.
1264 (set_mem_attributes_minus_bitpos): Likewise.
1265 (set_mem_alias_set): Likewise.
1266 * expr.c (store_constructor_field, store_field): Likewise.
1267 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1268 * langhooks.c (lhd_get_alias_set): Likewise.
1269 * langhooks-def.h (lhd_get_alias_set): Likewise.
1270 * reload1.c (alter_reg): Likewise.
1271 * tree-flow.h (struct fieldoff): Likewise.
1272 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1273 (may_alias_p, get_smt_for, create_sft): Likewise.
1274 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1275 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1276 (merge_smts_into): Likewise.
1277 * varasm.c (const_alias_set): Likewise.
1278 * c-common.c (strict_aliasing_warning): Likewise.
1279 (c_common_get_alias_set): Likewise.
1280 * dse.h (dse_record_singleton_alias_set): Update declaration.
1281 (dse_invalidate_singleton_alias_set): Likewise.
1282 * emit-rtl.h (set_mem_alias_set): Likewise.
1283 * c-common.h (c_common_get_alias_set): Likewise.
1284 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1285 * print-tree.c (print_node): Likewise.
1286 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1288 (alpha_setup_incoming_varargs): Use alias_set_type.
1289 * config/i386/i386.c (setup_incoming_varargs_64): Use
1291 (setup_incoming_varargs_ms_64): Likewise.
1292 (ix86_GOT_alias_set): Likewise.
1293 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1294 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1295 (set): Change to alias_set_type.
1296 (get_TOC_alias_set): Use alias_set_type.
1297 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1299 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1300 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1302 (struct_value_alias_set): Likewise.
1303 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1305 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1307 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1308 * config/vxworks.h (TARGET_VXWORKS): Override.
1309 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1310 "mips" if TARGET_VXWORKS.
1312 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1314 * calls.c (avoid_likely_spilled_reg): New function.
1315 (expand_call): Use it.
1317 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1319 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1321 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1323 * config/mips/predicates.md (const_call_insn_operand): Invoke
1324 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1326 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1329 * config/rs6000/driver-rs6000.c: Include link.h.
1330 Use ElfW instead of wordsize-specif typedef.
1332 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1334 * system.h (CONST_CAST): New.
1335 * c-decl.c (c_make_fname_decl): Use it.
1336 * c-lex.c (cb_ident, lex_string): Likewise.
1337 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1338 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1339 give_switch, set_multilib_dir): Likewise.
1340 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1341 * passes.c (execute_one_pass): Likewise.
1342 * prefix.c (update_path): Likewise.
1343 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1344 * tree.c (build_string): Likewise.
1346 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1348 * tree-flow-inline.h (is_exec_stmt): Remove.
1349 (is_label_stmt): Remove.
1350 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1353 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1355 * lower-subreg.c (resolve_shift_zext): Don't adjust
1356 src_reg_num for wordmode operands.
1358 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1359 David Ung <davidu@mips.com>
1361 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1362 (TARGET_SCHED_REORDER2): Define.
1363 (mips_maybe_swap_ready): New.
1364 (mips_last_74k_agen_insn): New.
1365 (mips_74k_agen_init): New.
1366 (mips_74k_agen_reorder): New function to group loads and stores
1368 (mips_sched_init): New.
1369 (mips_sched_reorder): Don't do initialization here. Call
1370 mips_74k_agen_reorder.
1371 (mips_variable_issue): Call mips_74k_agen_init.
1373 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1375 * tree-flow-inline.h (get_filename): Remove.
1377 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1379 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1381 (mips_fetch_insns): Delete in favor of...
1382 (mips_load_store_insns): ...this new function.
1383 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1384 to say whether multiword moves _might_ be split.
1385 (mips_fetch_insns): Delete in favor of...
1386 (mips_load_store_insns): ...this new function.
1387 (mips_rtx_costs): Update the call to mips_address_insns.
1388 (mips_address_cost): Likewise.
1389 * config/mips/mips.md (length): Use mips_load_store_insns instead
1390 of mips_fetch_insns.
1391 * config/mips/constraints.md (R): Use mips_address_insns rather
1392 than mips_fetch_insns. Assume that the move never needs to be split.
1394 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1396 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1397 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1398 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1399 * config/mips/mips.h (mips16_hard_float): Delete.
1400 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1401 definitions, and replace with....
1402 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1403 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1404 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1405 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1406 (override_options): Replace MASK_SOFT_FLOAT references with
1407 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1408 and mips16_hard_float when TARGET_MIPS16.
1410 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1413 * c-typeck.c (build_binary_op): Check for non pointer types before
1414 calling int_fits_type_p.
1416 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1419 * fold-const.c (omit_one_operand): Return only the ommitted expression
1420 if the result is an empty statement.
1421 (pedantic_omit_one_operand): Likewise.
1423 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1425 * c-typeck.c (readonly_error): Improve error for assignment.
1427 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1429 (pp_c_expression): Ditto.
1431 2007-08-09 Simon Baldwin <simonb@google.com>
1433 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1434 break that was preventing simplify_associative_operation() for xor.
1436 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1437 Nigel Stephens <nigel@mips.com>
1439 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1440 Document change in interpretation of value from boolean to
1442 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1443 ffs and ctz using clz.
1444 (expand_unop): Call them.
1445 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1447 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1448 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1449 enable the new ffs expansion on this target.
1451 2007-08-09 Jan Hubicka <jh@suse.cz>
1453 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1454 (expand_ternary_op): Likewise.
1455 (expand_vec_shift_expr): Likewise.
1456 (expand_binop_directly): Likewise.
1457 (expand_binop): Likewise.
1458 (sign_expand_binop): Likewise.
1459 (expand_twoval_unop): Likewise.
1460 (expand_twoval_binop): Likewise.
1461 (expand_twoval_binop_libfunc): Likewise.
1462 (widen_clz): Likewise.
1463 (widen_bswap): Likewise.
1464 (expand_parity): Likewise.
1465 (expand_unop): Likewise.
1466 (expand_abs_nojump): Likewise.
1467 (expand_copysign): Likewise.
1468 (emit_no_conflict_block): Likewise.
1469 (emit_libcall_block): Likewise.
1470 (can_compare_p): Likewise.
1471 (prepare_cmp_insn): Likewise.
1472 (emit_cmp_and_jump_insn_1): Likewise.
1473 (prepare_float_lib_cmp): Likewise.
1474 (emit_conditional_add): Likewise.
1475 (gen_add2_insn): Likewise.
1476 (have_add2_insn): Likewise.
1477 (gen_sub2_insn): Likewise.
1478 (have_sub2_insn): Likewise.
1479 (can_extend_p): Likewise.
1480 (can_fix_p): Likewise.
1481 (can_float_p): Likewise.
1482 (expand_float): Likewise.
1483 (expand_fix): Likewise.
1484 (expand_sfix_optab): Likewise.
1485 (new_optab): Likewise.
1486 (new_convert_optab): Likewise.
1487 (init_libfuncs): Likewise.
1488 (init_interclass_conv_libfuncs): Likewise.
1489 (init_intraclass_conv_libfuncs): Likewise.
1490 (set_conv_libfunc): Likewise.
1491 (init_optabs): Likewise.
1492 (debug_optab_libfuncs): Likewise.
1493 (gen_cond_trap): Likewise.
1494 * optabs.h (optab_handler, convert_optab_hanlder): New.
1495 * genopinit.c: Update optabs generation table.
1496 * reload.c (find_reloads_address_1): Use optabs accestors.
1497 * builtins.c (expand_builtin_mathfn): Likewise.
1498 (expand_builtin_mathfn_2): Likewise.
1499 (expand_builtin_mathfn_3): Likewise.
1500 (expand_builtin_interclass_mathfn): Likewise.
1501 (expand_builtin_sincos): Likewise.
1502 (expand_builtin_cexpi): Likewise.
1503 (expand_builtin_powi): Likewise.
1504 (expand_builtin_strlen): Likewise.
1505 * dojump.c (do_jump): Likewise.
1506 * expr.c (convert_move): Likewise.
1507 (move_by_pieces): Likewise.
1508 (move_by_pieces_ninsns): Likewise.
1509 (can_store_by_pieces): Likewise.
1510 (store_by_pieces_1): Likewise.
1511 (emit_move_via_integer): Likewise.
1512 (emit_move_complex): Likewise.
1513 (emit_move_ccmode): Likewise.
1514 (emit_move_insn_1): Likewise.
1515 (emit_single_push_insn): Likewise.
1516 (store_constructor): Likewise.
1517 (expand_expr_real_1): Likewise.
1518 (do_store_flag): Likewise.
1519 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1520 (enumerate_modes): Likewise.
1521 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1522 (supportable_widening_operation): Likewise.
1523 (supportable_narrowing_operation): Likewise.
1524 * expmed.c (store_bit_field_1): Likewise.
1525 (extract_bit_field_1): Likewise.
1526 (expand_mult_highpart_optab): Likewise.
1527 (expand_smod_pow2): Likewise.
1528 (expand_divmod): Likewise.
1529 (emit_store_flag): Likewise.
1530 * tree-vect-patterns.c
1531 (vect_pattern_recog_1): Likewise.
1532 * tree-ssa-loop-prefetch.c
1533 (nontemporal_store_p): Likewise.
1534 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1535 (vect_create_epilog_for_reduction): Likewise.
1536 (vectorizable_reduction): Likewise.
1537 (vectorizable_operation): Likewise.
1538 (vect_strided_store_supported): Likewise.
1539 (vectorizable_store): Likewise.
1540 (vect_strided_load_supported): Likewise.
1541 (vectorizable_load): Likewise.
1542 * combine.c (simplify_comparison): Likewise.
1543 * tree-vect-generic.c
1544 (type_for_widest_vector_mode): Likewise.
1545 (expand_vector_operations_1): Likewise.
1546 * config/spu/spu.c (spu_expand_mov): Likewise.
1547 (spu_emit_vector_compare): Likewise.
1548 * config/rs6000/rs6000.c
1549 (rs6000_emit_vector_compare): Likewise.
1550 * stmt.c (add_case_node): Likewise.
1551 * reload1.c (gen_reload):
1553 2007-08-09 Michael Matz <matz@suse.de>
1555 * tree.h (fixed_zerop): Declare as taking a const_tree.
1556 * tree.c (fixed_zerop): Take a const_tree.
1558 2007-08-09 Ira Rosen <irar@il.ibm.com>
1560 * tree-vect-transform.c (vectorizable_store): Remove call to
1561 copy_virtual_operands() and call mark_symbols_for_renaming() for
1562 the created vector store.
1563 (vect_setup_realignment): Don't call copy_virtual_operands() and
1564 update_vuses_to_preheader().
1565 (vectorizable_load): Don't call copy_virtual_operands().
1566 (update_vuses_to_preheader): Remove.
1568 2007-08-08 Chao-ying Fu <fu@mips.com>
1570 * tree.def (FIXED_POINT_TYPE): New type.
1571 (FIXED_CST): New constant.
1572 (FIXED_CONVERT_EXPR): New expr.
1573 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1574 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1575 * tree.h (struct tree_base): Add saturating_flag.
1576 Remove one bit of spare for saturating_flag.
1577 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1578 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1579 FIXED_POINT_TYPE_P): Define.
1580 (TYPE_SATURATING): Define.
1581 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1582 (struct tree_fixed_cst): New.
1583 (TYPE_IBIT, TYPE_FBIT): Define.
1584 (tree_node): Add fixed_cst.
1585 (enum tree_index): Add new enumeration values of
1586 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1587 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1588 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1589 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1590 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1591 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1592 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1593 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1594 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1595 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1596 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1597 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1598 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1599 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1600 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1601 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1602 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1603 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1604 (sat_short_fract_type_node, sat_fract_type_node,
1605 sat_long_fract_type_node, sat_long_long_fract_type_node,
1606 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1607 sat_unsigned_long_fract_type_node,
1608 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1609 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1610 unsigned_short_fract_type_node, unsigned_fract_type_node,
1611 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1612 sat_short_accum_type_node, sat_accum_type_node,
1613 sat_long_accum_type_node, sat_long_long_accum_type_node,
1614 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1615 sat_unsigned_long_accum_type_node,
1616 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1617 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1618 unsigned_short_accum_type_node, unsigned_accum_type_node,
1619 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1620 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1621 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1622 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1623 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1624 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1625 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1626 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1627 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1628 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1629 sat_uda_type_node, sat_uta_type_node): New macro.
1630 (make_fract_type, make_accum_type): Declare.
1631 (make_signed_fract_type, make_unsigned_fract_type,
1632 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1633 make_signed_accum_type, make_unsigned_accum_type,
1634 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1635 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1636 make_or_reuse_sat_signed_fract_type,
1637 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1638 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1639 make_or_reuse_sat_unsigned_accum_type): New macro.
1640 (fixed_zerop): Declare.
1641 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1642 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1643 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1644 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1645 * treestruct.def: Add TS_FIXED_CST.
1646 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1648 (tree-dump.o): Likewise.
1649 (print-tree.o): Likewise.
1650 (tree-pretty-print.o): Likewise.
1651 (fold-const.o): Likewise.
1652 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1653 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1654 (is_gimple_min_invariant): Handle FIXED_CST.
1655 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1656 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1657 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1658 (layout_type): Handle FIXED_POINT_TYPE.
1659 (make_fract_type, make_accum_type): New functions.
1660 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1661 * tree-dump.c (fixed-value.h): New include.
1662 (dump_fixed): New function.
1663 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1664 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1665 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1666 * tree-pretty-print.c (fixed-value.h): New include.
1667 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1669 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1670 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1671 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1672 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1673 for non-saturating fixed-point types.
1674 (reassociate_bb): Likewise.
1675 * emit-rtl.c (fixed-value.h): New include.
1676 (fconst0, fconst1): New array.
1677 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1678 * tree-vect-generic.c expand_vector_operation): Support
1679 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1681 (type_for_widest_vector_mode): Add one parameter for the
1683 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1685 Pass the satp parameter to type_for_mode for fixed-point types.
1686 (expand_vector_operations_1): Pass the saturating flag to
1687 type_for_widest_vector_mode.
1688 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1689 and MODE_VECTOR_UACCUM.
1690 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1691 (vectorizable_condition): Likewise.
1692 * tree.c (fixed-value.h): New include.
1693 (tree_code_size): Support FIXED_CST.
1694 (build_fixed): New function.
1695 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1696 (fixed_zerop): New function.
1697 (tree_node_structure): Support FIXED_CST.
1698 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1699 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1700 (type_hash_eq): Handle FIXED_POINT_TYPE.
1701 (simple_cst_equal): Support FIXED_CST.
1702 (iterative_hash_expr): Handle FIXED_CST.
1703 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1704 (get_narrower): Likewise.
1705 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1706 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1707 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1708 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1710 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1711 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1712 (initializer_zerop): Support FIXED_CST.
1713 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1714 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1715 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1716 (is_base_type): Handle FIXED_POINT_TYPE.
1717 (add_type_attribute): Handle FIXED_POINT_TYPE.
1718 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1719 * print-tree.c (fixed-value.h): New include.
1720 (print_node_brief): Support FIXED_CST.
1721 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1722 * c-pretty-print.c (fixed-value.h): New include.
1723 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1724 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1725 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1726 Support fixed-point types for inner items in VECTOR_TYPE.
1727 (pp_c_direct_declarator): Likewise.
1728 (pp_c_declarator): Likewise.
1729 (pp_c_fixed_constant): New function.
1730 (pp_c_constant): Handle FIXED_CST.
1731 (pp_c_primary_expression): Likewise.
1732 (pp_c_expression): Likewise.
1733 * fold-const.c (fixed-value.h): New include.
1734 (negate_expr_p): Return true for FIXED_CST.
1735 (fold_negate_expr): Support FIXED_CST.
1736 (split_tree): Support FIXED_CST.
1737 (const_binop): Support FIXED_CST.
1738 (fold_convert_const_int_from_fixed): New function to convert from
1740 (fold_convert_const_real_from_fixed): New function to convert from
1742 (fold_convert_const_fixed_from_fixed): New function to convert from
1743 fixed to another fixed.
1744 (fold_convert_const_fixed_from_int): New function to convert from
1746 (fold_convert_const_fixed_from_real): New function to convert from
1748 (fold_convert_const): Support conversions from fixed to int, from
1749 fixed to real, from fixed to fixed, from int to fixed, and from real
1751 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1752 (operand_equal_p): Support FIXED_CST.
1753 (make_range): For fixed-point modes, we need to pass the
1754 saturating flag as the 2nd parameter.
1755 (tree_swap_operands_p): Handle FIXED_CST.
1756 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1758 (fold_unary): Support FIXED_CONVERT_EXPR.
1759 (fold_binary): Handle FIXED_CST.
1760 Make sure the type is not saturating, before associating operations.
1761 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1762 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1763 (fold_negate_const): Support FIXED_CST.
1764 (fold_relational_const): Support FIXED_CST.
1765 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1766 (gimplify_expr): Handle FIXED_CST.
1767 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1768 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1769 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1770 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1771 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1772 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1773 LONG_LONG_ACCUM_TYPE_SIZE.
1774 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1775 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1776 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1777 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1778 MODE_ACCUM, and MODE_UACCUM.
1779 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1780 fixed-point types to disable reduction.
1781 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1783 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1785 * config/rs6000/x-rs6000: New file.
1786 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1787 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1788 (EXTRA_SPEC_FUNCTIONS): Define.
1789 (HAVE_LOCAL_CPU_DETECT): Define.
1790 (CC1_CPU_SPEC): Define.
1791 * config/rs6000/driver-rs6000.c: New file.
1792 * config/rs6000/aix.h (CC1_SPEC): Define.
1793 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1794 * config.host: Add x-rs6000 to host_xmake_file if host and target
1795 are rs6000 or powerpc.
1797 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1799 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1801 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1802 Sandra Loosemore <sandra@codesourcery.com>
1803 Chao-ying Fu <fu@mips.com>
1804 Nigel Stephens <nigel@mips.com>
1805 David Ung <davidu@mips.com>
1807 * doc/invoke.texi (-mcode-readable): Document.
1808 * config/mips/mips.opt (mcode-readable): New option.
1809 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1810 * config/mips/mips.h (mips_code_readable_setting): New enum.
1811 (mips_code_readable): Declare.
1812 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1813 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1814 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1815 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1816 boiler-plate comments.
1817 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1818 * config/mips/mips.c (mips_code_readable): New variable.
1819 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1820 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1821 context and -mcode-readable setting to restrict the use of
1822 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1823 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1824 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1825 (mips_blocks_for_constant_p): Only return false for
1826 TARGET_MIPS16_PCREL_LOADS.
1827 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1828 for MIPS16. Handle SYMBOL_32_HIGH.
1829 (mips_const_insns): Allow HIGHs for MIPS16 too.
1830 (mips_unspec_address_offset): New function, split out from...
1831 (mips_unspec_address): ...here.
1832 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1833 16-bit symbolic constants. Assert approropiate conditions for
1834 using the "la" and "dla" macros.
1835 (mips_handle_option): Handle -mcode-readable=.
1836 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1837 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1838 (mips_strip_unspec_address): New function, split out from...
1839 (print_operand_reloc): ...here.
1840 (print_operand): Pass constants through mips_strip_unspec_address.
1841 (print_operand_address): Likewise.
1842 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1843 (mips_select_rtx_section): Remove MIPS16 handling.
1844 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1845 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1846 (mips16_lay_out_constants): Do nothing unless
1847 TARGET_MIPS16_PCREL_LOADS.
1848 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1849 * config/mips/mips.md: Split HIGHs for MIPS16.
1850 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1852 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1854 * config/mips/mips-protos.h (mips_emit_move): Declare.
1855 * config/mips/mips.c (mips_emit_move): New function.
1856 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1857 (mips_legitimize_const_move): Likewise.
1858 (mips_legitimize_move): Likewise.
1859 (mips_split_64bit_move): Likewise.
1860 (mips_restore_gp): Likewise.
1861 (mips_load_call_address): Likewise.
1862 (mips_emit_fcc_reload): Likewise.
1863 (mips_set_return_address): Likewise.
1864 (mips_block_move_straight): Likewise.
1865 (mips_block_move_loop): Likewise.
1866 (mips_setup_incoming_varargs): Likewise.
1867 (mips_save_reg): Likewise.
1868 (mips_expand_prologue): Likewise.
1869 (mips_restore_reg): Likewise.
1870 (mips_expand_epilogue): Likewise.
1871 (mips_output_mi_thunk): Likewise.
1872 (build_mips16_call_stub): Likewise.
1873 (mips_builtin_branch_and_move): Likewise.
1874 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1875 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1876 (fixuns_truncdfdi2): Likewise.
1877 (fixuns_truncsfsi2): Likewise.
1878 (fixuns_truncsfdi2): Likewise.
1879 (loadgp_absolute): Likewise.
1880 (builtin_setjmp_setup): Likewise.
1881 (builtin_longjmp): Likewise.
1882 (untyped_call): Likewise.
1884 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1886 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1887 an "rtx *" argument. Return a bool.
1888 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1889 values and return true if they can be split. Take the same kind of
1890 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1891 and store the lo_sum there if nonnull. Use the symbol type to
1892 determine whether a $gp or HIGH is needed.
1893 (mips_legitimize_address): Update call to mips_split_symbol and
1894 simplify accordingly.
1895 (mips_legitimize_const_move): Likewise.
1896 * config/mips/mips.md: In the combine define_split,
1897 check mips_split_symbol instead of splittable_symbolic_operand.
1898 Update use of mips_split_symbol in the generator code.
1899 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1901 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1903 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1904 (mips_symbol_insns_1): New function, split out from...
1905 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1906 and stores separately from load addresses.
1907 (mips_classify_address): Replace uses of mips_symbolic_address_p
1908 with uses of mips_symbol_insns.
1909 (mips_address_insns): Update calls to mips_symbol_insns.
1910 (mips_const_insns): Likewise.
1911 (mips_legitimize_address): Likewise.
1913 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1915 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1916 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1917 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1918 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1919 non-call contexts if TARGET_MIPS16.
1920 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1921 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1922 code for SYMBOL_ABSOLUTE.
1923 (mips_symbol_insns): Likewise.
1925 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1927 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1928 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1929 (mips_symbolic_constant_p): Likewise. Update the call to
1930 mips_classify_symbol.
1931 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1932 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1933 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1934 (print_operand_reloc): Add a context argument. Update the call to
1935 mips_symbolic_constant_p.
1936 (print_operand): Update the calls to print_operand_reloc.
1937 (print_operand_address): Use print_operand_reloc rather than
1939 (mips_rewrite_small_data_p): Add a context argument. Update the call
1940 to mips_symbolic_constant_p.
1941 (mips_small_data_pattern_1): Make DATA the containing mem.
1942 Update the call to mips_rewrite_small_data_p.
1943 (mips_rewrite_small_data_1): Likewise.
1944 (mips_use_anchors_for_symbol_p): Update the call to
1945 mips_symbolic_constant_p.
1946 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1947 (splittable_symbolic_operand): Likewise.
1948 (move_operand): Likewise.
1949 (absolute_symbolic_operand): Likewise.
1950 (got_disp_operand): Likewise.
1951 (got_page_ofst_operand): Likewise.
1953 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1955 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1956 (SYMBOL_ABSOLUTE): ...this.
1957 (SYMBOL_SMALL_DATA): Rename to...
1958 (SYMBOL_GP_RELATIVE): ...this.
1959 (SYMBOL_CONSTANT_POOL): Rename to...
1960 (SYMBOL_PC_RELATIVE): ...this.
1961 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1962 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1963 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1964 after above changes.
1965 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1966 (general_symbolic_operand): Rename to...
1967 (absolute_symbolic_operand): ...this.
1968 * config/mips/mips.md: Update after above changes.
1970 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1971 Revital Eres <eres@il.ibm.com>
1973 * ddg.c (print_ddg): Add dump information.
1974 * modulo-sched.c (print_node_sched_params): Add parameter and
1976 (calculate_maxii): Remove function.
1977 (undo_generate_reg_moves): Likewise.
1978 (undo_permute_partial_schedule): Likewise.
1979 (kernel_number_of_cycles): Likewise.
1980 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1981 (sms_schedule): Use it. Remove profitability checks.
1982 (sms_schedule_by_order): Fix order of nodes within the cycle.
1984 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1986 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1987 -profile option, add pie support.
1988 (ENDFILE_SPEC): New spec.
1989 * config/gnu.h (LIB_SPEC): Add -profile option.
1991 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1993 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1994 * config/gnu.h (LIB_SPEC): Likewise.
1996 2007-08-07 Yaz Saito <saito@google.com>
1997 Ian Lance Taylor <iant@google.com>
1999 * common.opt (finstrument-functions-exclude-function-list): New
2001 (finstrument-functions-exclude-file-list): New option.
2002 * opts.c (char_p): Define and DEF_VEC.
2003 (flag_instrument_functions_exclude_functions): New static
2005 (flag_instrument_functions_exclude_files): New static variable.
2006 (add_instrument_functions_exclude_list): New static function.
2007 (flag_instrument_functions_exclude_p): New function.
2008 (common_handle_option): Handle new options.
2009 * flags.h (flag_instrument_functions_exclude_p): Declare.
2010 * gimplify.c (gimplify_function_tree): Call
2011 flag_instrument_functions_exclude_p.
2012 * doc/invoke.texi (Option Summary): Mention new options.
2013 (Code Gen Options): Document new options.
2015 2007-08-07 Ian Lance Taylor <iant@google.com>
2017 PR rtl-optimization/32776
2018 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2019 (resolve_use): Likewise.
2020 (decompose_multiword_subregs): Remove "changed" local variable.
2022 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2024 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2025 * configure: Regenerate.
2026 * config.in: Regenerate.
2027 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2030 2007-08-07 Ian Lance Taylor <iant@google.com>
2032 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2033 note, just delete the insn.
2035 2007-08-07 Andreas Schwab <schwab@suse.de>
2038 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2041 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2043 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2044 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2045 (decompose_multiword_subregs): Use the functions above to decompose
2046 multiword shifts and zero-extends.
2048 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2050 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2051 "assemble" descriptions which were swapped.
2053 2007-08-06 Chao-ying Fu <fu@mips.com>
2055 * fixed-value.h: New file.
2056 * fixed-value.c: New file.
2057 * Makefile.in (OBJS-common): Add fixed-value.o.
2058 (fixed-value.o): New rule.
2059 (GTFILES): Add fixed-value.h.
2060 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2061 to compare a.low and b.low.
2062 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2064 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2065 Daniel Jacobowitz <dan@codesourcery.com>
2068 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2070 (x86_64-*-netbsd*): Likewise.
2071 (x86_64-*-linux*): Likewise.
2072 (x86_64-*-kfreebsd*-gnu): Likewise.
2073 (x86_64-*-knetbsd*-gnu): Likewise.
2074 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2076 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2078 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2079 Add -fno-asynchronous-unwind-tables.
2081 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2082 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2083 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2084 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2085 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2087 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2089 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2090 (TARGET_C_MODE_FOR_SUFFIX): New.
2092 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2094 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2096 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2098 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2100 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2102 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2103 before checking function returns in conditional expressions.
2105 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2108 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2110 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2113 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2114 for INTEGRAL_TYPE_P.
2116 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2118 * configure.ac: Remove --enable-checking=df from default settings.
2119 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2120 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2121 if the parameter is true.
2122 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2123 DF_VERIFY_SCHEDULED flag is true.
2124 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2125 (df_finish_pass): Adjust prototype.
2126 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2129 * see.c (pass_see): Add TODO_df_verify.
2130 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2131 * global.c (rest_of_handle_global_alloc): Schedule verification
2133 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2135 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2136 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2137 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2139 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2140 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2141 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2143 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2144 Revital Eres <eres@il.ibm.com>
2146 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2148 * ddg.c (create_ddg_dependence): Rename to...
2149 (create_ddg_dep_from_intra_loop_link): This. Do not check
2150 for interloop edges. Do not create anti dependence edge when
2151 a true dependence edge exists in the opposite direction and
2152 -fmodulo-sched-allow-regmoves is set.
2153 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2154 (add_cross_iteration_register_deps): Create anti dependence edge
2155 when -fno-modulo-sched-allow-regmoves is set.
2156 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2158 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2160 * config/arm/arm.md (movsi): Add braces.
2162 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2165 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2166 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2168 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2170 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2172 * cfgloopmanip.c (remove_path, create_preheaders,
2173 force_single_succ_latches, fix_loop_structure): Ditto.
2174 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2175 tree_duplicate_loop_to_header_edge): Ditto.
2176 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2177 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2179 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2180 cleanup_tree_cfg): Ditto.
2181 * tree-cfg.c (tree_merge_blocks): Ditto.
2182 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2183 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2184 loop_preheader_edge, single_exit): Ditto.
2185 (flow_loops_find): Do not clear loops->state.
2186 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2187 loops_state_clear): New functions.
2189 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2192 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2193 when adding to the base and convert ELT to sizetype instead of type.
2195 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2198 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2199 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2201 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2204 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2205 correct type the negate expression.
2207 2007-08-03 Jan Hubicka <jh@suse.cz>
2209 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2212 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2214 * config/rs6000/rs6000.c (struct processor_cost): Change
2215 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2216 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2218 (rios1_costs, rios2_cost): Correct cache line size.
2219 (rs6000_override_options): Set l2-cache-size parameter.
2221 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2222 Diego Novillo <dnovillo@google.com>
2225 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2226 if the range includes 0.
2228 2007-08-03 Ben Elliston <bje@au.ibm.com>
2230 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2231 mode to unspec expressions to silence a warning from the generator
2234 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2236 * config/ia64/constraints.md ("U"): Make constraint vector only.
2238 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2241 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2242 always_inline attribute on the function decl.
2244 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2247 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2248 if we are compiling with -fPIC.
2250 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2251 Nigel Stephens <nigel@mips.com>
2253 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2254 Define for MIPS32 and MIPS64.
2256 2007-08-02 Nick Clifton <nickc@redhat.com>
2258 * config/host-hpux.c: Change copyright header to refer to version
2259 3 of the GNU General Public License and to point readers at the
2260 COPYING3 file and the FSF's license web page.
2261 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2262 config/alpha/linux.h, config/alpha/alpha.opt,
2263 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2264 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2265 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2266 config/alpha/alpha.h, config/alpha/sync.md,
2267 config/alpha/openbsd.h, config/alpha/alpha.md,
2268 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2269 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2270 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2271 config/alpha/constraints.md, config/alpha/osf.h,
2272 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2273 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2274 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2275 config/frv/frv-asm.h, config/frv/frv-protos.h,
2276 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2277 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2278 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2279 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2280 config/s390/s390.opt, config/s390/s390-modes.def,
2281 config/s390/fixdfdi.h, config/s390/constraints.md,
2282 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2283 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2284 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2285 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2286 config/m32c/prologue.md, config/m32c/m32c.abi,
2287 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2288 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2289 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2290 config/m32c/jump.md, config/m32c/shift.md,
2291 config/m32c/m32c-protos.h, config/libgloss.h,
2292 config/spu/spu-protos.h, config/spu/predicates.md,
2293 config/spu/spu-builtins.h, config/spu/spu.c,
2294 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2295 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2296 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2297 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2298 config/sparc/hypersparc.md, config/sparc/predicates.md,
2299 config/sparc/linux.h, config/sparc/sp64-elf.h,
2300 config/sparc/supersparc.md, config/sparc/cypress.md,
2301 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2302 config/sparc/niagara.md, config/sparc/sparc.md,
2303 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2304 config/sparc/sparc.opt, config/sparc/sync.md,
2305 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2306 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2307 config/sparc/sparc.c, config/sparc/little-endian.opt,
2308 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2309 config/sparc/linux64.h, config/sparc/freebsd.h,
2310 config/sparc/sol2.h, config/sparc/rtemself.h,
2311 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2312 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2313 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2314 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2315 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2316 config/m32r/linux.h, config/m32r/constraints.md,
2317 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2318 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2319 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2320 config/i386/i386.md, config/i386/netware-crt0.c,
2321 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2322 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2323 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2324 config/i386/sol2.h, config/i386/constraints.md,
2325 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2326 config/i386/predicates.md, config/i386/geode.md,
2327 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2328 config/i386/freebsd64.h, config/i386/vxworksae.h,
2329 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2330 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2331 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2332 config/i386/netware.h, config/i386/i386-modes.def,
2333 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2334 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2335 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2336 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2337 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2338 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2339 config/i386/xm-mingw32.h, config/i386/linux64.h,
2340 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2341 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2342 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2343 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2344 config/i386/cygwin2.c, config/i386/i386-protos.h,
2345 config/i386/sync.md, config/i386/openbsd.h,
2346 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2347 config/i386/nto.h, config/i386/biarch64.h,
2348 config/i386/i386-coff.h, config/i386/freebsd.h,
2349 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2350 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2351 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2352 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2353 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2354 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2355 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2356 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2357 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2358 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2359 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2360 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2361 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2362 config/sh/superh64.h, config/sh/rtemself.h,
2363 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2364 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2365 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2366 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2367 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2368 config/avr/predicates.md, config/avr/constraints.md,
2369 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2370 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2371 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2372 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2373 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2374 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2375 config/c4x/predicates.md, config/c4x/c4x.h,
2376 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2377 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2378 config/xtensa/linux.h, config/xtensa/xtensa.h,
2379 config/xtensa/elf.h, config/xtensa/xtensa.md,
2380 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2381 config/xtensa/xtensa-protos.h, config/dbx.h,
2382 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2383 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2384 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2385 config/host-solaris.c, config/fr30/fr30.h,
2386 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2387 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2388 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2389 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2390 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2391 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2392 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2393 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2394 config/cris/predicates.md, config/cris/linux.h,
2395 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2396 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2397 config/cris/aout.opt, config/cris/cris-protos.h,
2398 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2399 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2400 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2401 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2402 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2403 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2404 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2405 config/chorus.h, config/mn10300/mn10300.c,
2406 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2407 config/mn10300/mn10300.h, config/mn10300/linux.h,
2408 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2409 config/mn10300/mn10300.md, config/ia64/predicates.md,
2410 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2411 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2412 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2413 config/ia64/freebsd.h, config/ia64/ia64.md,
2414 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2415 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2416 config/gofast.h, config/rtems.h, config/sol2-10.h,
2417 config/m68k/predicates.md, config/m68k/m68k.md,
2418 config/m68k/linux.h, config/m68k/m68k-modes.def,
2419 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2420 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2421 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2422 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2423 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2424 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2425 config/m68k/constraints.md, config/m68k/rtemself.h,
2426 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2427 config/m68k/uclinux.h, config/rs6000/power4.md,
2428 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2429 config/rs6000/linux.h, config/rs6000/eabi.h,
2430 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2431 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2432 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2433 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2434 config/rs6000/windiss.h, config/rs6000/603.md,
2435 config/rs6000/aix41.h, config/rs6000/cell.md,
2436 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2437 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2438 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2439 config/rs6000/default64.h, config/rs6000/7xx.md,
2440 config/rs6000/darwin.opt, config/rs6000/spe.md,
2441 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2442 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2443 config/rs6000/7450.md, config/rs6000/linux64.h,
2444 config/rs6000/constraints.md, config/rs6000/440.md,
2445 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2446 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2447 config/rs6000/rs6000.h, config/rs6000/power6.md,
2448 config/rs6000/predicates.md, config/rs6000/altivec.md,
2449 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2450 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2451 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2452 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2453 config/rs6000/linux64.opt, config/rs6000/sync.md,
2454 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2455 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2456 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2457 config/rs6000/eabispe.h, config/rs6000/e500.h,
2458 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2459 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2460 config/rs6000/aix.h, config/rs6000/vxworks.h,
2461 config/rs6000/40x.md, config/rs6000/aix51.h,
2462 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2463 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2464 config/arc/arc.h, config/mcore/mcore-elf.h,
2465 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2466 config/mcore/mcore.md, config/mcore/mcore.c,
2467 config/mcore/mcore.opt, config/mcore/mcore.h,
2468 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2469 config/score/predicates.md, config/score/score-version.h,
2470 config/score/score-protos.h, config/score/misc.md,
2471 config/score/elf.h, config/score/score.c, config/score/mac.md,
2472 config/score/score7.md, config/score/score.h,
2473 config/score/score-conv.h, config/score/score-mdaux.c,
2474 config/score/score.md, config/score/score.opt,
2475 config/score/score-modes.def, config/score/score-mdaux.h,
2476 config/score/mul-div.S, config/arm/uclinux-elf.h,
2477 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2478 config/arm/symbian.h, config/arm/linux-elf.h,
2479 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2480 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2481 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2482 config/arm/strongarm-pe.h, config/arm/arm.h,
2483 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2484 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2485 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2486 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2487 config/arm/arm-cores.def, config/arm/arm-protos.h,
2488 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2489 config/arm/wince-pe.h, config/arm/neon.md,
2490 config/arm/constraints.md, config/arm/neon.ml,
2491 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2492 config/arm/arm.opt, config/arm/arm926ejs.md,
2493 config/arm/predicates.md, config/arm/iwmmxt.md,
2494 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2495 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2496 config/arm/neon-testgen.ml, config/arm/arm.md,
2497 config/arm/xscale-coff.h, config/arm/pe.c,
2498 config/arm/arm-generic.md, config/arm/pe.h,
2499 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2500 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2501 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2502 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2503 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2504 config/pa/predicates.md, config/pa/pa64-hpux.h,
2505 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2506 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2507 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2508 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2509 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2510 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2511 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2512 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2513 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2514 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2515 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2516 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2517 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2518 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2519 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2520 config/mips/linux64.h, config/mips/elforion.h,
2521 config/mips/constraints.md, config/mips/generic.md,
2522 config/mips/predicates.md, config/mips/4300.md,
2523 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2524 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2525 config/mips/5k.md, config/mips/vr4120-div.S,
2526 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2527 config/mips/mips-protos.h, config/mips/6000.md,
2528 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2529 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2530 config/mips/mips-modes.def, config/mips/vr.h,
2531 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2532 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2533 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2534 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2535 config/vax/openbsd1.h, config/vax/netbsd.h,
2536 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2537 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2538 config/h8300/rtems.h, config/h8300/predicates.md,
2539 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2540 config/h8300/h8300.md, config/h8300/h8300.opt,
2541 config/h8300/coff.h, config/h8300/h8300-protos.h,
2542 config/v850/v850.md, config/v850/predicates.md,
2543 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2544 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2545 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2546 config/mmix/mmix.h, config/mmix/predicates.md,
2547 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2548 config/mmix/mmix.c, config/mmix/mmix.opt,
2549 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2550 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2551 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2552 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2555 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2557 * emit-rtl.c (reset_used_decls): Rename to...
2558 (set_used_decls): ...this. Set the used flag rather than clearing it.
2559 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2560 DECL_RTLs rather than resetting them.
2562 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2564 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2566 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2568 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2569 argument to find_reloads_address.
2571 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2573 PR tree-optimization/32919
2574 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2575 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2576 (coalesce_ssa_name): Call it.
2578 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2579 David Ung <davidu@mips.com>
2581 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2582 (__mips16_unorddf2, __mips16_floatunsidf): New.
2583 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2585 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2587 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2589 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2590 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2591 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2592 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2593 * omp-low.c (get_ws_args_for, determine_parallel_type,
2594 expand_omp_for_generic, expand_omp_for_static_nochunk,
2595 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2596 Work with more precise CFG.
2597 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2598 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2600 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2601 * gimple-low.c (lower_stmt): Ditto.
2602 * tree-inline.c (estimate_num_insns_1): Ditto.
2603 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2604 (OMP_SECTIONS_SWITCH): New.
2605 * tree-cfgcleanup.c (cleanup_omp_return): New.
2606 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2607 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2608 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2609 (tree_redirect_edge_and_branch): Handle omp constructs.
2611 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2612 with three arguments.
2614 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2616 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2619 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2621 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2622 the loop structures may need fixing.
2623 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2625 (cleanup_tree_cfg_loop): Removed.
2626 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2627 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2628 instead of running cleanup_tree_cfg_loop.
2629 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2630 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2631 (tree_predictive_commoning): Declaration changed.
2632 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2634 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2636 * doc/invoke.texi (l1-cache-size): Update documentation.
2637 (l2-cache-size): Document.
2638 * params.h (L2_CACHE_SIZE): New macro.
2639 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2640 that L1_CACHE_SIZE is in kB now.
2641 (L2_CACHE_SIZE_BYTES): New macro.
2642 (tree_ssa_prefetch_arrays): Show size in kB.
2643 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2644 and l2_cache_size fields.
2645 * config/i386/driver-i386.c (describe_cache): Detect cache size
2647 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2648 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2649 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2650 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2651 (override_options): Set l1-cache-size and l2-cache-size to default
2652 values if not specified otherwise.
2653 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2654 (PARAM_L2_CACHE_SIZE): New.
2656 2007-08-01 Nigel Stephens <nigel@mips.com>
2657 David Ung <davidu@mips.com>
2658 Thiemo Seufer <ths@mips.com>
2659 Chris Dearman <chris@mips.com>
2660 Richard Sandiford <richard@codesourcery.com>
2662 * config.gcc (mips*-sde-elf*): New stanza.
2663 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2664 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2665 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2666 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2667 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2668 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2670 * config/mips/sde.h: New file.
2671 * config/mips/t-libgcc-mips16: Likewise.
2672 * config/mips/t-sde: Likewise.
2673 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2674 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2675 _MIPS_FPSET and _MIPS_SZINT.
2676 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2677 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2678 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2679 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2680 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2681 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2682 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2683 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2684 _MIPS_SZPTR and _MIPS_FPSET.
2685 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2686 architecture is specified.
2687 (MIPS_32BIT_OPTION_SPEC): New macro.
2689 2007-07-31 Dan Hipschman <dsh@google.com>
2691 * gcc.c (end_going_arg): New function.
2692 (do_spec_2): Use it.
2693 (do_spec_1): Use it.
2695 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2697 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2698 only if ENABLE_CHECKING is defined.
2700 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2702 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2703 df_ru_add_problem, df_ru_get_bb_info): Removed.
2704 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2705 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2706 df_ru_free_bb_info, df_ru_alloc,
2707 df_ru_bb_local_compute_process_def,
2708 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2709 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2710 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2711 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2712 df_ru_add_problem): Removed.
2714 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2717 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2718 (casesi32p, casesi64p): Likewise.
2719 (casesi): Adjust for above.
2721 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2723 * mode-switching.c (create_pre_exit): Don't search past calls.
2725 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2727 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2729 2007-07-31 Revital Eres <eres@il.ibm.com>
2731 * ddg.c (add_deps_for_def): Rename to...
2732 (add_cross_iteration_register_deps): This. Change implementation
2733 to use only reaching def and def-use chains to construct the
2734 inter loop dependencies.
2735 (add_deps_for_use): Remove function.
2736 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2737 function to build the inter loop dependencies.
2738 * modulo-sched.c (sms_schedule): Build only
2739 reaching def and def-use chains for the propose of the ddg
2742 2007-07-31 Julian Brown <julian@codesourcery.com>
2744 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2745 New define_insns. Use correct RTL.
2746 (vec_set<mode>): Write as expander.
2748 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2750 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2751 to an unallocated space.
2753 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2756 (split_constant_offset): Enable split_constant_offset to extract
2757 constants from other statements.
2758 * tree-vect-transform.c
2759 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2760 to a temp var. Force base_offset to be simple.
2762 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2764 * df-scan.c (df_scan_verify): Remove artificial limit on
2765 the number of blocks for verification.
2766 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2767 df_simulate_defs): Avoid unnecessary insn checking for defs.
2769 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2771 * config/m68k/lb1sf68.asm (FUNC): New macro.
2773 (__udivsi3): Likewise.
2774 (__divsi3): Likewise.
2775 (__umodsi3): Likewise.
2776 (__modsi3): Likewise.
2777 (__subdf3): Likewise.
2778 (__adddf3): Likewise.
2779 (__muldf3): Likewise.
2780 (__divdf3): Likewise.
2781 (__negdf2): Likewise.
2782 (__cmpdf2): Likewise.
2783 (__subsf3): Likewise.
2784 (__addsf3): Likewise.
2785 (__mulsf3): Likewise.
2786 (__divsf3): Likewise.
2787 (__negsf2): Likewise.
2788 (__cmpsf2): Likewise.
2789 (__eqdf2): Likewise.
2790 (__nedf2): Likewise.
2791 (__gtdf2): Likewise.
2792 (__gedf2): Likewise.
2793 (__ltdf2): Likewise.
2794 (__ledf2): Likewise.
2795 (__eqsf2): Likewise.
2796 (__nesf2): Likewise.
2797 (__gtsf2): Likewise.
2798 (__gesf2): Likewise.
2799 (__ltsf2): Likewise.
2800 (__lesf2): Likewise.
2802 2007-07-30 Ollie Wild <aaw@google.com>
2804 * c-ppoutput.c (print_lines_directives_only): New function.
2805 (scan_translation_unit_directives_only): New function.
2806 (preprocess_file): Add call to scan_translation_unit_directives_only.
2807 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2808 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2809 -fdirectives-only. Add errors for -fdirectives-only conflict with
2810 -Wunused-macros and -traditional.
2811 (finish_options): Add builtin macro initialization for
2812 -fdirectives-only + -fpreprocessed.
2813 * c.opt (fdirectives-only): New.
2814 * doc/cppopts.texi (fdirectives-only): New.
2816 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2818 * alias.c (record_set, memory_modified_1): Constify.
2819 * bt-load.c (note_btr_set): Likewise.
2820 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2821 * combine.c (set_nonzero_bits_and_sign_copies,
2822 expand_field_assignment, record_dead_and_set_regs_1,
2823 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2824 likely_spilled_retval_1): Likewise.
2825 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2826 frv_io_handle_set): Likewise.
2827 * config/mips/mips.c (mips_sim_record_set,
2828 vr4130_true_reg_dependence_p_1): Likewise.
2829 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2830 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2831 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2832 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2833 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2834 * ddg.c (mark_mem_store): Likewise.
2835 * df-problems.c (df_urec_mark_reg_change): Likewise.
2836 * function.c (update_epilogue_consts): Likewise.
2837 * gcse.c (record_set_info, record_last_set_info,
2838 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2839 reg_clear_last_set): Likewise.
2840 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2842 * jump.c (reversed_comparison_code_parts): Likewise.
2843 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2844 reg_is_set): Likewise.
2845 * loop-iv.c (mark_altered): Likewise.
2846 * mode-switching.c (reg_becomes_live): Likewise.
2847 * optabs.c (no_conflict_move_test): Likewise.
2848 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2850 * postreload.c (reload_combine_note_store, move2add_note_store):
2852 * regmove.c (flags_set_1): Likewise.
2853 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2855 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2857 * resource.c (update_live_status): Likewise.
2858 * rtl.h (set_of, note_stores): Likewise.
2859 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2860 note_stores, parms_set): Likewise.
2861 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2862 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2864 * var-tracking.c (count_stores, add_stores): Likewise.
2866 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2868 * alias.c (mems_in_disjoint_alias_sets_p,
2869 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2870 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2871 write_dependence_p, mems_in_disjoint_alias_sets_p,
2872 read_dependence, true_dependence, canon_true_dependence,
2873 anti_dependence, output_dependence): Constify.
2874 * combine.c (extended_count): Likewise.
2875 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2876 * cselib.c (get_value_hash, references_value_p,
2877 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2878 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2879 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2880 * function.c (contains, prologue_epilogue_contains,
2881 sibcall_epilogue_contains): Likewise.
2882 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2883 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2884 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2885 reg_or_subregno): Likewise.
2886 * recog.c (asm_noperands): Likewise.
2887 * reload1.c (function_invariant_p): Likewise.
2888 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2889 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2890 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2891 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2892 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2893 extended_count, prologue_epilogue_contains,
2894 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2895 canon_true_dependence, read_dependence, anti_dependence,
2896 output_dependence): Likewise.
2897 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2899 2007-07-30 Julian Brown <julian@codesourcery.com>
2901 * config/arm/neon.md (V_ext): New mode attribute.
2902 (neon_vget_lane<mode>): Replace with define_expand.
2903 (neon_vget_lane<mode>_sext_internal)
2904 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2905 and quad precision vectors.
2906 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2907 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2908 have typeless 32-bit result.
2910 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2913 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2915 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2916 use sizetype for rest.
2917 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2918 (aff_combination_convert): Don't convert rest for pointer types.
2920 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2922 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2924 * tree-ssa-alias.c: Add alloc-pool.h.
2925 (init_alias_info): Free alias_bitmap_obstack.
2926 (delete_alias_info): Call delete_mem_ref_stats.
2927 (get_mem_sym_stats_for): Use alloc_pool.
2928 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2929 (delete_mem_sym_stats): Removed.
2931 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2933 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2934 functions cannot be represented as classical distance vectors.
2936 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2938 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2939 * builtins.c (validate_arg, builtin_mathfn_code,
2940 validate_arglist): Likewise.
2941 * calls.c (call_expr_flags): Likewise.
2942 * combine.c (reg_nonzero_bits_for_combine,
2943 reg_num_sign_bit_copies_for_combine, get_last_value,
2944 reg_truncated_to_mode): Likewise.
2945 * emit-rtl.c (subreg_lowpart_p): Likewise.
2946 * expr.c (highest_pow2_factor_for_target,
2947 categorize_ctor_elements_1, categorize_ctor_elements,
2948 count_type_elements, contains_packed_reference,
2949 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2950 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2951 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2952 native_encode_int, native_encode_real, native_encode_complex,
2953 native_encode_vector, native_encode_expr, native_interpret_int,
2954 native_interpret_real, native_interpret_complex,
2955 native_interpret_vector, native_interpret_expr): Likewise.
2956 * function.c (use_register_for_decl): Likewise.
2957 * gimplify.c (get_name): Likewise.
2958 * langhooks-def.h (lhd_return_null_const_tree): New.
2959 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2960 * langhooks.c (lhd_return_null_const_tree): New.
2961 * langhooks.h (lang_get_callee_fndecl): Constify.
2962 * output.h (constructor_static_from_elts_p): Likewise.
2963 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2964 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2965 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2966 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2967 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2968 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2969 * rtlhooks-def.h (reg_nonzero_bits_general,
2970 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2972 * rtlhooks.c (reg_num_sign_bit_copies_general,
2973 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2975 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2976 * stor-layout.c (mode_for_size_tree): Likewise.
2977 * tree-ssa-loop-im.c (memref_eq): Likewise.
2978 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2979 * tree.c (contains_placeholder_p, type_list_equal,
2980 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2982 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2983 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2984 contains_placeholder_p, contains_packed_reference,
2985 get_callee_fndecl, operand_equal_for_phi_arg_p,
2986 warn_if_unused_value, is_body_block, native_encode_expr,
2987 native_interpret_expr, fold_convertible_p, operand_equal_p,
2988 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2989 validate_arglist, simple_cst_equal, type_list_equal,
2990 use_register_for_decl, call_expr_flags, get_name,
2991 highest_pow2_factor): Likewise.
2992 (const_call_expr_arg_iterator_d,
2993 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2994 first_const_call_expr_arg, more_const_call_expr_args_p,
2995 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2996 * varasm.c (constructor_static_from_elts_p): Constify.
2998 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3000 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3001 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3002 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3003 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3004 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3005 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3006 spelling conventions.
3007 * doc/invoke.texi: Follow spelling conventions.
3009 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3010 Revital Eres <eres@il.ibm.com>
3012 * modulo-sched.c (sms_schedule): Avoid loops which includes
3013 auto-increment instructions.
3015 2007-07-28 Richard Guenther <rguenther@suse.de>
3018 * fold-const.c (fold_cond_expr_with_comparison): Convert
3019 operand zero of MIN/MAX_EXPR to correct type.
3021 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3023 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3024 flags_from_decl_or_type): Constify.
3025 * gcc.c (do_spec_1): Likewise.
3026 * print-tree.c (dump_addr, print_node_brief): Likewise.
3027 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3028 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3029 tree_purge_all_dead_eh_edges): Likewise.
3030 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3031 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3033 * tree.c (expr_location, expr_has_location, expr_locus,
3034 expr_filename, expr_lineno, get_inner_array_type,
3035 fields_compatible_p): Likewise.
3036 * tree.h (get_inner_array_type, fields_compatible_p,
3037 expr_location, expr_has_location, expr_locus, expr_filename,
3038 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3039 setjmp_call_p, alloca_call_p): Likewise.
3041 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3043 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3044 TV_FLOW_INSENSITIVE.
3046 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3048 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3049 (compute_flow_insensitive_aliasing): Ditto for
3050 TV_FLOW_INSENSITIVE.
3052 2007-07-27 Jan Hubicka <jh@suse.cz>
3054 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
3057 * attribs.c: Include hashtab.h
3058 (attribute_hash): New.
3059 (substring): New structure.
3060 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3062 (init_attributes): Initialize attribute hash.
3063 (decl_attributes): Use attribute hash.
3064 * Makefile.in (attribs.c): Depend on hashtab.h.
3066 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3068 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3070 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3072 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3073 __mips_dspr2 and __mips_dsp_rev macros.
3074 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3076 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3078 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3080 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3084 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3085 and the updating of the live and do_not_gen sets.
3086 (df_note_bb_compute): Added updating of live and do_not_gen sets
3087 for regular defs so that the case of clobber inside conditional
3088 call is processed correctly.
3090 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3092 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3093 operands with compatible type.
3095 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3097 * expr.h (store_bit_field): Don't return a value.
3098 * expmed.c (check_predicate_volatile_ok): New function.
3099 (store_bit_field_1): New function, extracted from store_bit_field.
3100 Take a fallback_p argument and return true if the operation succeeded.
3101 Only use store_fixed_bit_field if fallback_p. Don't recompute
3102 mode_for_extraction; use op_mode instead. Try forcing memories
3103 into registers if the insv expander fails.
3104 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3105 Don't return a value.
3106 (convert_extracted_bit_field): New function, extracted from
3108 (extract_bit_field_1): Likewise. Take a fallback_p argument
3109 and return NULL if the operation succeeded. Only use
3110 extract_fixed_bit_field if fallback_p. Only calculate one
3111 extraction mode. Combine code for extv and extzv. Try forcing
3112 memories into registers if the ext(z)v expander fails.
3113 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3115 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3117 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3119 (df_ref): Likewise. Put regno with other integer fields.
3121 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3123 * df.h (df_mw_hardreg): Remove "loc" field.
3124 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3126 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3127 split out from df_set_unused_notes_for_mw. Return false for
3128 partial references. Assert that mw_reg is a REG when returning true.
3129 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3130 (df_whole_mw_reg_dead_p): New function, split out from
3131 df_set_dead_notes_for_mw. Return false for partial references.
3132 Assert that mw_reg is a REG when returning true.
3133 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3134 Remove redundant bitmap check.
3136 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3138 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3139 ($(T)crtend.o): Likwise.
3140 ($(T)crtbeginS.o): Likwise.
3141 ($(T)crtendS.o): Likwise.
3142 ($(T)crtfastmath.o): Likwise.
3144 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3146 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3147 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3148 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3149 and x_n_bbs_in_dom_tree fields.
3151 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3153 PR tree-optimization/32087
3154 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3155 Do not call scale_bbs_frequencies_int with prob of zero.
3157 2007-07-26 Julian Brown <julian@codesourcery.com>
3159 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3160 (neon_element_bits): Add prototypes.
3161 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3162 (neon_const_bounds, neon_element_bits): New functions.
3163 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3164 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3165 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3166 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3167 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3168 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3169 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3170 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3171 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3172 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3173 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3174 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3175 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3177 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3179 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3180 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3182 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3183 Julian Brown <julian@codesourcery.com>
3185 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3186 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3187 * config/arm/cortex-a8.md: New.
3188 * config/arm/cortex-a8-neon.md: New.
3189 * config/arm/neon-schedgen.ml: New.
3190 * config/arm/neon.md (vqh_mnem): New.
3192 (Is_float_mode): New.
3193 (Scalar_mul_8_16): New.
3195 (V_mode_nunits): New.
3196 (All instruction patterns): Annotate with neon_type attribute
3198 * config/arm/arm.md: Include cortex-a8.md.
3199 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3201 Annotate instruction patterns accordingly.
3202 (generic_sched): Do not use generic scheduling for Cortex-A8.
3203 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3205 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3207 * fold-const.c (fold_read_from_constant_string): Use
3209 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3211 2007-07-26 Nick Clifton <nickc@redhat.com>
3213 * tree-ssa-operands.h: Change copyright header to refer to version
3214 3 of the GNU General Public License and to point readers at the
3215 COPYING3 file and the FSF's license web page.
3216 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3217 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3218 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3219 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3220 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3221 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3222 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3223 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3224 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3225 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3226 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3227 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3228 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3229 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3230 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3231 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3232 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3233 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3234 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3235 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3236 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3237 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3238 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3239 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3240 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3241 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3242 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3243 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3244 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3245 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3246 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3247 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3248 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3249 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3250 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3251 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3252 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3253 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3254 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3255 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3256 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3257 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3258 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3259 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3260 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3261 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3262 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3263 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3264 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3265 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3266 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3267 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3268 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3269 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3270 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3271 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3272 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3273 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3274 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3275 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3276 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3277 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3278 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3279 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3280 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3281 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3282 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3283 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3284 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3285 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3286 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3287 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3288 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3289 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3290 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3291 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3292 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3293 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3294 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3295 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3296 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3297 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3298 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3299 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3300 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3301 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3302 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3303 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3304 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3305 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3306 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3307 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3308 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3309 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3310 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3311 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3312 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3313 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3314 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3315 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3316 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3317 convert.c, convert.h, langhooks-def.h, reload1.c,
3318 tree-ssa-operands.c: Likewise.
3320 2007-07-26 Jan Hubicka <jh@suse.cz>
3322 * tree-ssa-live.c: Include debug.h and flags.h.
3323 (mark_scope_block_unused): New function.
3324 (remove_unused_scope_block_p): New function.
3325 (remove_unused_locals): Remove unused blocks too.
3327 2007-07-25 Ian Lance Taylor <iant@google.com>
3329 * combine.c (combine_max_regno): Remove. Remove all uses.
3330 (struct reg_stat_struct): Rename from struct reg_stat.
3331 (reg_stat_type): Define, and declare VECs.
3332 (reg_stat): Change from pointer to VEC. Change all uses.
3333 (combine_split_insns): New static function.
3334 (try_combine, find_split_point): Call it instead of split_insns.
3336 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3338 * cfghooks.c (split_block): Fix the information about loop latch.
3340 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3342 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3344 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3346 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3347 Scan the new edge for loop exit info.
3349 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3351 * config/darwin.c: Include debug.h.
3353 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3356 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3358 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3360 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3361 (HARD_REGNO_MODE_OK): Ditto.
3362 (MODES_TIEABLE_P): Ditto.
3363 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3364 (CLASS_MAX_NREGS): Ditto.
3365 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3366 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3367 (divdf3_internal_thr): Removed.
3368 * config/ia64/div.md: New file.
3369 * config/ia64/constraints.md: Add H constraint.
3371 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3373 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3374 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3375 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3376 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3377 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3378 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3379 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3380 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3381 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3382 dump_sbitmap_file, debug_sbitmap, popcount_table,
3383 sbitmap_popcount): Constify.
3384 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3385 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3386 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3387 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3388 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3389 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3390 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3391 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3392 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3393 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3394 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3396 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3398 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3399 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3400 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3401 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3402 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3403 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3404 bitmap_intersect_p, bitmap_intersect_compl_p,
3405 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3406 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3408 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3409 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3410 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3411 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3412 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3413 debug_bitmap, debug_bitmap_file, bitmap_print,
3414 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3415 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3417 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3419 * config/darwin.c (darwin_override_options): Additional fix for
3420 debug info formats that don't support var tracking.
3422 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3424 * cselib.c (entry_and_rtx_equal_p): Constify.
3425 * gengtype.c (output_mangled_typename, write_types, write_local):
3427 * gengtype.h (const_type_p): New.
3428 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3430 * tlink.c (scan_linker_output): De-constify.
3431 * tree-ssa-loop-im.c (memref_eq): Constify.
3432 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3433 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3435 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3437 * c-common.c (fname_as_string, c_type_hash): Constify.
3438 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3439 * cgraph.c (edge_hash, edge_eq): Likewise.
3440 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3441 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3442 reg_attrs_htab_eq): Likewise.
3443 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3445 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3446 const_decl_t, const_state_t, const_automata_list_el_t): New.
3447 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3448 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3449 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3450 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3451 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3452 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3453 compare_max_occ_cycle_nums, out_state_arcs_num,
3454 compare_transition_els_num, units_cmp, state_reservs_cmp):
3456 * genmodes.c (cmp_modes): Likewise.
3457 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3458 * gimplify.c (compare_case_labels): Likewise.
3459 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3460 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3461 * matrix-reorg.c (mtt_info_hash): Likewise.
3462 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3463 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3464 (htab_hash_bucket, htab_hash_elem): Constify.
3465 * tree-browser.c (TB_parent_eq): Likewise.
3466 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3467 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3468 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3469 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3471 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3472 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3473 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3474 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3475 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3477 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3478 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3479 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3480 * tree-ssa-threadupdate.c (redirection_data_hash,
3481 redirection_data_eq): Likewise.
3482 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3483 * tree-ssa.c (var_ann_eq): Likewise.
3484 * tree-vrp.c (compare_case_labels): Likewise.
3485 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3486 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3487 tree_not_check_failed, tree_class_check_failed,
3488 tree_range_check_failed, tree_not_class_check_failed,
3489 omp_clause_check_failed, omp_clause_range_check_failed,
3490 tree_contains_struct_check_failed, tree_operand_check_failed):
3492 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3493 tree_not_check_failed, tree_class_check_failed,
3494 tree_range_check_failed, tree_not_class_check_failed,
3495 tree_operand_check_failed, omp_clause_operand_check_failed,
3496 tree_operand_length): Likewise.
3497 * var-tracking.c (const_variable): New.
3498 (variable_htab_hash, variable_htab_eq): Constify.
3499 * varasm.c (const_desc_hash): Likewise.
3501 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3503 * expr.c (handled_component_p): Constify.
3504 * fold-const.c (fit_double_type): Likewise.
3505 * real.h (real_value_from_int_cst): Likewise.
3506 * tree-flow-inline.h (gimple_in_ssa_p,
3507 gimple_aliases_computed_p, gimple_addressable_vars,
3508 gimple_call_clobbered_vars, gimple_referenced_vars,
3509 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3510 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3511 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3512 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3513 is_label_stmt, is_global_var, phi_ssa_name_p,
3514 factoring_name_p, is_call_clobbered, tree_common_ann,
3515 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3516 unmodifiable_var_p, array_ref_contains_indirect_ref,
3517 ref_contains_array_ref, lookup_subvars_for_var,
3518 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3519 gimple_mem_ref_stats): Likewise.
3520 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3521 may_aliases, is_exec_stmt, is_label_stmt,
3522 ref_contains_array_ref, array_ref_contains_indirect_ref,
3523 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3524 unmodifiable_var_p): Likewise.
3525 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3526 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3527 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3528 cst_and_fits_in_hwi, real_value_from_int_cst,
3529 build_real_from_int_cst, integer_zerop, integer_onep,
3530 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3531 tree_floor_log2, real_zerop, real_onep, real_twop,
3532 real_minus_onep, really_constant_p, purpose_member, chain_member,
3533 list_length, fields_length, int_size_in_bytes, bit_position,
3534 int_bit_position, byte_position, int_byte_position, expr_align,
3535 array_type_nelts, tree_node_structure,
3536 type_contains_placeholder_1, iterative_hash_pointer,
3537 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3538 tree_map_base_eq, type_hash_list, type_hash_eq,
3539 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3540 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3541 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3542 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3543 int_fits_type_p, get_containing_scope, decl_function_context,
3544 decl_type_context, omp_clause_operand_check_failed,
3545 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3546 * tree.h (omp_clause_operand_check_failed, tree_size,
3547 build_real_from_int_cst, array_type_nelts, purpose_member,
3548 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3549 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3550 is_attribute_p, check_qualified_type, expr_align,
3551 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3552 int_byte_position, list_length, fields_length, initializer_zerop,
3553 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3554 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3555 tree_node_structure, handled_component_p, get_containing_scope,
3556 decl_function_context, decl_type_context, real_zerop,
3557 type_num_arguments, fit_double_type, really_constant_p,
3558 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3559 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3560 real_twop, real_minus_onep, int_cst_value): Likewise.
3562 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3564 * cfglayout.c (insn_scope, insn_line): Constify.
3565 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3566 const_double_htab_hash, const_double_htab_eq,
3567 mem_attrs_htab_hash): Likewise.
3568 * loop-iv.c (biv_eq): Likewise.
3569 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3570 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3571 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3573 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3574 error_for_asm, warning_for_asm, _fatal_insn,
3575 _fatal_insn_not_found): Likewise.
3576 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3577 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3578 rtl_check_failed_type2, rtl_check_failed_code1,
3579 rtl_check_failed_code2, rtl_check_failed_code_mode,
3580 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3581 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3582 rtl_check_failed_type2, rtl_check_failed_code1,
3583 rtl_check_failed_code2, rtl_check_failed_code_mode,
3584 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3585 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3586 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3587 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3588 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3589 rtx_unstable_p, get_integer_term, get_related_value,
3590 offset_within_block_p, reg_mentioned_p, count_occurrences,
3591 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3592 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3593 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3594 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3595 find_constant_src, find_reg_fusage, find_regno_fusage,
3596 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3597 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3598 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3599 computed_jump_p, auto_inc_p, in_expr_list_p,
3600 remove_node_from_expr_list, loc_mentioned_in_p,
3601 label_is_jump_target_p, reversed_comparison_code_parts,
3602 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3603 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3604 print_inline_rtx): Likewise.
3605 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3606 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3607 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3608 get_integer_term, get_related_value, offset_within_block_p,
3609 count_occurrences, reg_mentioned_p, no_labels_between_p,
3610 reg_used_between_p, reg_referenced_p, single_set_2,
3611 multiple_sets, set_noop_p, refers_to_regno_p,
3612 reg_overlap_mentioned_p, dead_or_set_p,
3613 covers_regno_no_parallel_p, covers_regno_p,
3614 dead_or_set_regno_p, find_reg_note, find_regno_note,
3615 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3616 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3617 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3618 side_effects_p, may_trap_p_1, may_trap_p,
3619 may_trap_after_code_motion_p, may_trap_or_fault_p,
3620 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3621 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3622 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3623 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3624 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3626 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3627 warning_for_asm): Likewise.
3628 * tree.h (print_rtl): Likewise.
3629 * varasm.c (get_pool_mode): Likewise.
3631 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3633 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3634 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3635 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3636 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3637 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3638 * ddg.c (compare_sccs): Likewise.
3639 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3640 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3641 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3642 decimal_do_fix_trunc, decimal_real_to_integer,
3643 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3644 * dse.c (const_group_info_t): New.
3645 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3646 * dwarf2out.c (const_dw_die_ref): New.
3647 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3648 * tree-browser.c (TB_parent_eq): Likewise.
3649 * unwind-dw2-fde.c (__register_frame_info_bases,
3650 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3651 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3653 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3654 * unwind-dw2.c (uw_frame_state_for): Likewise.
3655 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3656 * value-prof.h (const_histogram_value): New.
3658 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3660 * config/mips/mips.c (machine_function): Add
3661 initialized_mips16_gp_pseudo_p.
3662 (mips16_gp_pseudo_reg): Do not emit the initialization of
3663 mips16_gp_pseudo_rtx when being called from the gimple cost-
3664 calculation routines; emit it on the first use outside those
3667 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3669 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3672 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3673 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3674 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3675 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3676 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3677 Preserve const-ness of parameters through use of __typeof(),
3678 also constify and tidy.
3680 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3681 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3682 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3683 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3684 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3685 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3686 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3687 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3688 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3690 2007-07-25 Julian Brown <julian@codesourcery.com>
3691 Mark Shinwell <shinwell@codesourcery.com>
3693 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3694 (alpha_mangle_type): This.
3695 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3696 (TARGET_MANGLE_TYPE): Define this instead.
3697 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3698 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3699 (arm_init_neon_builtins): Fix comment.
3700 (arm_mangle_map_entry): New.
3701 (arm_mangle_map): New.
3702 (arm_mangle_type): New.
3703 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3704 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3705 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3706 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3707 (TARGET_MANGLE_TYPE): Define this instead.
3708 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3709 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3710 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3711 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3712 (TARGET_MANGLE_TYPE): Define this instead.
3713 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3715 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3716 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3717 (TARGET_MANGLE_TYPE): Define this instead.
3718 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3719 (s390_mangle_type): This.
3720 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3721 (TARGET_MANGLE_TYPE): Define this instead.
3722 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3723 (sparc_mangle_type): This.
3724 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3725 (TARGET_MANGLE_TYPE): Define this instead.
3726 * cp/mangle.c (write_type): Call mangle_type target hook on all
3727 types before mangling. Use original type, not main variant, as
3729 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3730 (TARGET_MANGLE_TYPE): This.
3731 * target.h (gcc_target): Rename mangle_fundamental_type to
3733 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3734 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3736 2007-07-25 Julian Brown <julian@codesourcery.com>
3737 Paul Brook <paul@codesourcery.com>
3738 Joseph Myers <joseph@codesourcery.com>
3739 Mark Shinwell <shinwell@codesourcery.com>
3741 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3742 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3743 (with_fpu): Allow --with-fpu=neon.
3744 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3745 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3746 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3747 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3748 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3749 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3750 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3751 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3752 (output_move_neon): Add prototypes.
3753 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3754 (all_fpus): Add FPUTYPE_NEON.
3755 (fp_model_for_fpu): Add NEON field.
3756 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3757 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3759 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3761 (thumb2_legitimate_address_p): Likewise.
3762 (neon_valid_immediate): Recognize and prepare constants suitable for
3764 (neon_immediate_valid_for_move): New function. Recognize and prepare
3765 immediates for NEON move instructions.
3766 (neon_immediate_valid_for_logic): New function. Recognize and
3767 prepare immediates for NEON logic instructions.
3768 (neon_output_logic_immediate): New function. Create asm string
3769 suitable for outputting immediate logic instructions.
3770 (neon_pairwise_reduce): New function. Implement reduction using
3771 pairwise operations.
3772 (neon_expand_vector_init): New function. Expand a (possibly
3773 non-constant) vector initialization.
3774 (neon_vector_mem_operand): New function. Memory operands supported
3775 for quad-word loads/stores to/from ARM or NEON registers. Don't
3776 allow base+offset addressing for core regs.
3777 (neon_struct_mem_operand): New function. Valid mems for NEON
3779 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3780 from neon_vector_mem_operand addresses without a secondary register.
3781 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3782 (add_minipool_backward_ref): Likewise.
3783 (dump_minipool): Likewise.
3784 (push_minipool_fix): Likewise.
3785 (output_move_quad): New function. Output quad-word moves, loads and
3786 stores using ARM registers.
3787 (output_move_vfp): Add support for vectors in VFP (NEON) D
3789 (output_move_neon): Output a NEON load/store to/from a quadword
3791 (arm_print_operand): Implement new codes:
3792 - 'c' for unadorned integers (without a # sign).
3793 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3795 - 'e', 'f' for the low and high D parts of a NEON Q register.
3796 - 'q' outputs a NEON Q register.
3797 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3798 - 'T' prints NEON opcode features from a coded bitmask.
3799 - 'F' is similar to T, but signed/unsigned codes both print as
3801 - 't' is similar to T, but 'u' is printed instead of 'p'.
3802 - 'O' prints 'r' if NEON instruction should perform rounding (as
3803 specified by bitmask), else prints nothing.
3804 - '#' is a punctuation character to stop operand numbers from
3805 running together with following digits in the assembler
3806 strings for instructions (when using mode attributes).
3807 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3808 constant vectors in big-endian mode, where necessary.
3809 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3810 Handle EI, OI, CI, XI modes.
3811 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3812 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3813 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3814 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3815 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3817 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3818 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3819 to turn v8qi, etc. into bits defined above.
3820 (neon_itype): New enumeration. Classifications of NEON builtins.
3821 (neon_builtin_datum): Define struct. Contains information about
3822 a single builtin (with multiple modes).
3823 (CF): Define helper macro for...
3824 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3826 (neon_builtin_data): New array. Define information about builtins
3827 for use during initialization/expansion.
3828 (arm_init_neon_builtins): New function.
3829 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3831 (neon_builtin_compare): New function.
3832 (locate_neon_builtin_icode): New function. Find an insn code for a
3833 builtin given a function code for that builtin. Also return type of
3834 builtin (NEON_BINOP, NEON_UNOP etc.).
3835 (builtin_arg): New enumeration. Types of arguments for builtins.
3836 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3837 Takes a variable argument list of builtin_arg types, terminated by
3839 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3840 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3841 (neon_emit_pair_result_insn): New function. Support returning pairs
3842 of vectors via a pointer.
3843 (neon_disambiguate_copy): New function. Set up operands for a
3844 multi-word copy such that registers do not get clobbered.
3845 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3846 ARM_BUILTIN_NEON_BASE.
3847 (arm_file_start): Set float-abi attribute for NEON.
3848 (arm_vector_mode_supported_p): Enable NEON vector modes.
3849 (arm_mangle_map_entry): New.
3850 (arm_mangle_map): New.
3851 (arm_mangle_vector_type): New.
3852 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3854 (TARGET_NEON): New macro. Target supports NEON.
3855 (fputype): Add FPUTYPE_NEON.
3856 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3857 for vectorization based on command-line arg.
3858 (NEON_REGNO_OK_FOR_NREGS): Define.
3859 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3860 (VALID_NEON_STRUCT_MODE): Define.
3861 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3862 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3863 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3864 (consttable_16): Add pattern for outputting 16-byte minipool
3866 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3868 (vec-common.md, neon.md): Include md files.
3869 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3870 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3871 (memory_constraint "Ut", "Un", "Us"): Define.
3872 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3873 (MMX_char): New mode attribute.
3874 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3875 (*add<mode>3_iwmmxt): New insn pattern.
3876 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3877 (*sub<mode>3_iwmmxt): New insn pattern.
3878 (mulv4hi3): Rename to...
3879 (*mulv4hi3_iwmmxt): This.
3880 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3881 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3882 (uminv4hi3, uminv2si3): Remove. Replace with...
3883 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3884 (*umin<mode>3_iwmmxt): These.
3885 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3886 (ashr<mode>3_iwmmxt): This new pattern.
3887 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3888 (lshr<mode>3_iwmmxt): This new pattern.
3889 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3890 (ashl<mode>3_iwmmxt): This new pattern.
3891 * config/arm/neon-docgen.ml: New file. Generate documentation for
3893 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3894 * config/arm/arm_neon.h: New (autogenerated).
3895 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3897 * config/arm/neon.md: New file. Define NEON instructions.
3898 * config/arm/neon.ml: New file. Abstract description of NEON
3899 instructions, used to generate arm_neon.h header, documentation and
3901 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3902 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3904 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3906 (ARM NEON Intrinsics): New subsection.
3907 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3909 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3911 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3914 2007-07-24 Jan Hubicka <jh@suse.cz>
3916 * regclass.c (move_table): New type.
3917 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3918 (init_move_cost): Break out from ...
3919 (init_reg_sets_1): ... here; simplify computation of
3920 have_regs-of_mode and contains_reg_of_mode.
3921 (record_reg_classes): Unswitch internal loops.
3922 (copy_cost): Trigger lazy initialization of move cost
3923 (record_address_regs): Likewise.
3925 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3927 * config/darwin.c (darwin_override_options): Don't force on
3928 flag_var_tracking_uninit when no debug info is requested.
3930 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3932 * cfgloop.c (init_loops_structure): New function.
3933 (flow_loops_find): Create root of the loop tree unconditionally.
3935 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3937 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3939 2007-07-24 Jan Hubicka <jh@suse.cz>
3941 * caller-save.c: Include ggc.h, gt-caller-save.h
3942 (reg_save_code, reg_restore_code): Rename to ...
3943 (cached_reg_save_code, cached_reg_restore_code): ... those.
3944 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3945 (reg_save_code, reg_restore_code): New functions.
3946 (init_caller_save): Do not intialize
3947 reg_save_code/reg_restore_code tables.
3948 * Makefile.in: (gt-caller-save.h): New.
3950 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3952 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3953 with the mode of the original operand instead of
3956 2007-07-23 Jan Hubicka <jH@suse.cz>
3958 * i386.c (ix86_secondary_memory_needed): Break out to...
3959 (inline_secondary_memory_needed): ... here.
3960 (ix86_memory_move_cost): Break out to ...
3961 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3962 maximum of input and output; fix handling of Q_REGS on 64bit.
3963 (ix86_secondary_memory_needed): Microoptimize.
3965 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3967 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3968 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3969 stmts_from_loop, known_dependences_p, build_rdg): New.
3970 * tree-data-ref.h: Depends on graphds.h.
3971 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3972 (build_rdg): Declared.
3973 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3975 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3977 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3980 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3981 Jakub Jelinek <jakub@redhat.com>
3983 PR middle-end/PR28690
3984 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3985 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3986 and MEM_POINTER operands over REG and MEM operands.
3987 (swap_commutative_operands_p): Change return value to bool.
3988 * rtl.h: Update the corresponding prototype.
3989 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3990 instead of gen_rtx_PLUS.
3991 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3992 value to bool. Change function arguments to rtx's and update code
3994 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3995 calls to match the new declaration.
3996 * simplify-rtx.c (simplify_associative_operation): Don't
3997 reorder simplify_binary_operation arguments.
3999 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4001 * config/mips/mips.c (override_options): Use mips_costs to derive
4002 the default branch cost.
4003 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4005 * config/mips/mips.opt (mbranch-cost=): New option.
4006 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4008 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4010 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4011 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4012 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4013 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4015 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4017 * config/mips/constraints.md (ks): New constraint.
4018 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4019 (*add<mode>3_mips16): ...here.
4021 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4023 * optabs.h (enum optab_index): Add new OTI_signbit.
4024 (signbit_optab): Define corresponding macro.
4025 (enum insn_code signbit_optab[]): Remove array.
4026 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4027 (expand_copysign_absneg): If back end provides signbit insn, use it
4028 instead of bit operations on floating point argument.
4029 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4030 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
4031 availability of signbit insn.
4033 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4034 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4035 SSE mode is not active.
4036 (isinf<mode>2): Disable for mfpmath=sse,387.
4038 2007-07-22 Ben Elliston <bje@au.ibm.com>
4040 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4042 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4044 2007-07-20 Richard Guenther <rguenther@suse.de>
4046 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4047 integral typed condition.
4048 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4049 booleanness. Only preserve conversions from a non-base
4050 type to a base type, not in general between types with
4051 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4052 * tree.def (COND_EXPR): Document that the condition
4053 can be of any integral type.
4055 2007-07-20 Nigel Stephens <nigel@mips.com>
4056 Richard Sandiford <richard@codesourcery.com>
4058 * config/mips/mips.h (mips_dwarf_regno): Declare.
4059 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4060 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4061 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4062 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4063 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4064 (REG_CLASS_NAMES): Update accordingly.
4065 * config/mips/mips.c (mips_dwarf_regno): New array.
4066 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4067 (mips_subword): Remove special handling for accumulator registers.
4068 (override_options): Initiailize mips_dwarf_regno. Remove use
4070 (mips_swap_registers): New function.
4071 (mips_conditional_register_usage): Swap accumulator registers
4072 around if TARGET_LITTLE_ENDIAN.
4073 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4074 * config/mips/constraints.md (h, l): Use the endianness to choose
4075 between MD0_REG and MD1_REG.
4076 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4077 alternative-dependent template.
4079 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4081 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4084 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4086 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4087 predecessor fallthru flags.
4089 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4091 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4092 of compare to the same type.
4093 * cfgloopmanip.c (add_loop): Update information about loop exits.
4094 (loop_version): Remove the innermost loop requirement.
4095 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4096 to sizetype for pointers.
4098 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4100 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4101 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4102 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4104 * config/dfp-bit.c: Empty for TFmode conversions.
4106 2007-07-18 Caroline Tice <ctice@apple.com>
4108 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4109 and handle them correctly; check that src is not NULL before
4111 (find_src_set_src): Likewise.
4113 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4115 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4116 (struct alignment_context, init_alignment_context): New.
4117 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4118 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4119 (XCHAL_HAVE_S32C1I): Likewise.
4120 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4121 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4122 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4123 (ATOMIC, HQI): New macros.
4124 (memory_barrier, *memory_barrier): New.
4125 (sync_lock_releasesi): New.
4126 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4127 (sync_lock_test_and_set<mode>): New.
4128 (sync_<atomic><mode>): New.
4129 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4130 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4131 (xtensa_expand_atomic): New.
4133 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4137 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4138 transformation for builtin ISNORMAL.
4139 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4140 * builtins.def (BUILT_IN_ISNORMAL): New.
4141 * doc/extend.texi: Document isnormal.
4143 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4147 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4148 optabs infrastructure. Provide generic implementation for
4150 (expand_builtin): Handle FINITE/ISFINITE.
4151 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4152 (fold_builtin_1): Likewise.
4154 * builtins.def (BUILT_IN_ISFINITE): New.
4156 * doc/extend.texi: Document isfinite.
4158 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4163 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4164 generic fallback for isinf.
4165 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4166 calculation code ...
4167 * real.c (get_max_float): ... to here.
4168 * real.h (get_max_float): New.
4170 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4174 * builtin-attrs.def (ATTR_TYPEGENERIC,
4175 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4177 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4178 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4179 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4180 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4182 * c-common.c (handle_type_generic_attribute): New.
4183 (c_common_attribute_table): Add "type generic".
4185 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4187 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4189 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4190 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4193 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4196 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4197 checking that the operand is an expression.
4199 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4200 Danny Smith <dannysmith@users.sourceforge.net>
4203 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4204 file mapping object in local namespace if Windows version later
4207 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4209 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4210 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4211 arm_cannot_force_const_mem.
4212 (arm_cannot_force_const_mem): New function.
4213 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4214 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4215 of arm_tls_referenced_p.
4216 * config/arm/arm.md (movsi): Split out-of-section constants when
4217 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4218 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4220 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4222 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4224 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4226 * config/mips/mips.md (*extendqihi2): Convert the destination
4229 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4231 * config/pa/fptr.c: Update license header.
4232 * config/pa/milli64.S: Likewise.
4234 2007-07-17 Nick Clifton <nickc@redhat.com>
4236 * COPYING_v3: New file. Contains version 3 of the GNU General
4238 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4239 Lesser General Public License.
4240 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4241 the GNU General Public License.
4243 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4245 PR rtl-optimization/32773
4246 * cfglayout.c (force_one_exit_fallthru): New function.
4247 (cfg_layout_finalize): Use it.
4249 2007-07-16 Richard Guenther <rguenther@suse.de>
4250 Uros Bizjak <ubizjak@gmail.com>
4252 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4253 before forcing it to gimple operand.
4255 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4256 David Ung <davidu@mips.com>
4258 * config/mips/mips.h (TUNE_24K): Define.
4259 (TUNE_MACC_CHAINS): Add TUNE_24K.
4260 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4262 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4263 (r74k_int_madd): .. this new reservation.
4264 (define_bypass): Fixed bypasses for r74k_int_madd to use
4266 * config/mips/24k.md (define_bypass): Define new
4267 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4269 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4270 Nigel Stephens <nigel@mips.com>
4272 * config/mips/mips.md: Include 20kc.md.
4273 * config/mips/20kc.md: New file.
4274 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4275 (mips_adjust_cost): Tweak for 20Kc.
4276 (mips_issue_rate): Likewise.
4277 * config/mips/mips.h (TUNE_20KC): Define.
4279 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4281 * config/rs6000/rs6000.c (struct processor_cost): Add
4282 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4284 (*_cost): Add cache information.
4285 (rs6000_override_options): Set cache parameters.
4287 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4290 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4291 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4293 2007-07-16 Paul Brook <paul@codesourcery.com>
4296 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4297 (cirrus_thumb2_movsi_insn): Ditto.
4299 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4301 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4304 2007-07-15 Andrew Haley <aph@redhat.com>
4306 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4307 before looking in the context.
4309 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4313 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4314 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4315 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4316 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4317 to generate .CALLINFO statement.
4318 (hppa_expand_prologue): Set rp_saved.
4319 (hppa_expand_epilogue): Use rp_saved.
4320 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4321 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4323 2007-07-14 Dirk Mueller <dmueller@suse.de>
4325 * omega.c (coalesce): Fix memory leak on early exit.
4326 * matrix-reorg.c (check_allocation_function): Likewise.
4327 * tree-vect-transform.c (vect_get_new_vect_var): free result
4329 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4330 pass pointer to edge vector
4331 (partition_hot_cold_basic_blocks): Fix memory leak.
4332 * collect2.c (prefix_from_string): Free temporary storage.
4333 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4335 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4337 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4338 (DO_GLOBAL_DTORS_BODY): Likewise.
4340 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4341 Nigel Stephens <nigel@mips.com>
4343 * config/mips/mips.c (mips_classify_symbol): Don't return
4344 SYMBOL_SMALL_DATA for constant pool addresses if
4345 TARGET_EMBEDDED_DATA is true.
4347 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4349 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4350 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4351 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4352 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4353 __builtin_ia32_storehps, __builtin_ia32_storelps,
4354 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4355 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4356 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4357 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4358 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4359 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4360 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4361 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4362 using def_builtin_const.
4364 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4366 PR tree-optimization/32705
4367 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4368 (simplify_binary_expression): Use SSA_VAL consistently.
4370 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4372 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4373 (SPEFSCR_REGNO): Delete definition.
4374 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4375 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4376 * config/rs6000/rs6000.h: Do not define *_REGNO.
4377 LINK_REGISTER_REGNUM -> LR_REGNO.
4378 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4379 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4380 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4381 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4382 R_VRSAVE, R_VSCR. Use them.
4383 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4384 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4385 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4386 * config/rs6000/aix.h: Define R_LR. Use it.
4388 2007-07-13 Caroline Tice <ctice@apple.com>
4390 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4391 flag_var_tracking is explicitly turned off (i.e. when variable
4392 tracking is not feasible); otherwise, turn flag_var_tracking on when
4393 flag_var_tracking_uninit is on.
4394 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4395 note definitions, to allow recording of initialization status in the
4397 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4398 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4399 determine if two note locations are equal.
4400 (output_loc_list): Don't output list entries whose start & end labels
4402 (reg_loc_descriptor): Add parameter for initialization status; pass it
4403 to other loc descriptor functions.
4404 (one_reg_loc_descriptor): Add parameter for initialization status;
4405 check its value and add DW_OP_GNU_uninit to returned loc descr if
4407 (multiple_reg_loc_descriptor): Add parameter for initialization
4409 pass init status argument to other loc descriptor functions; check
4410 value of intialization parameter and add DW_OP_GNU_uninit to returned
4411 loc descr if appropriate.
4412 (based_loc_descr): Add parameter for initialization status; add new
4413 variable for return value; check value of initialization parameter and
4414 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4415 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4416 pass init status argument to other loc descriptor functions; check
4417 value of intialization parameter and add DW_OP_GNU_uninit to returned
4418 loc descr if appropriate.
4419 (mem_loc_descriptor): Likewise.
4420 (concat_loc_descriptor): Likewise.
4421 (concatn_loc_descriptor): Likewise.
4422 (loc_descriptor): Add parameter for initialization status; pass it as
4423 argument to other loc descriptor function calls.
4424 (loc_descriptor_from_tree_1): Add appropriate initialization status
4425 to loc descriptor function calls.
4426 (add_location_or_const_value_attribute): Get initialization status
4427 from VAR_LOCATION note; add initialization status to loc descriptor
4429 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4430 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4431 status is uninitialized, add "[uninint]" to output.
4432 * common.opt (fvar-tracking-uninit): New option, similar to
4433 fvar-tracking, to turn on tracking of uninitialized variables; creates
4434 a new global flag, flag_var_tracking_uninit.
4435 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4436 (enum var_init_status): New type, for var initialization status field.
4437 * var-tracking.c (struct location_chain_def): Two new fields, init,
4438 for initialization status, and set_src for the assignment value expr.
4439 (unshare_variable): New parameter for initialization status;
4440 initialize new init and set_src fields.
4441 (var_reg_set): New parameters for initialization status and value;
4442 pass them to set_variable_part.
4443 (var_mem_set): Likewise.
4444 (get_init_value): New function.
4445 (var_reg_delete_and_set): New initialization status & value
4446 parameters; add call to get_init_value if status is unknown; pass new
4447 parameters to clobber_variable_part and var_reg_set.
4448 (var_mem_delete_and_set): Likewise.
4449 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4450 (var_mem_delete): Likewise.
4451 (variable_union): Pass status to unshare_variable; initialize new init
4452 and set_src fields. If flag_var_tracking_uninit is not set, force
4453 status to initialized.
4454 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4455 used later to get the set_src value.
4456 (find_src_status): New function.
4457 (find_src_set_src): New function.
4458 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4459 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4460 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4461 and var_mem_delete_and_set.
4462 (dump_variable): Print out "[uninit]" if appropriate.
4463 (set_variable_part): Add new initialization and set_src parameters;
4464 pass status to unshare_variable; set node->init and node- >set_src
4465 fields and modify slot in hash table appropriately; save the init and
4466 set_src values if appropriate and assign to the new node.
4467 (clobber_variable_part): New set_src parameter; if two nodes have
4468 same variable and same location but different set_src (assignment)
4469 values, clobber old node.
4470 (delete_variable_part): Pass init status to unshare_variable.
4471 (emit_note_insn_var_location): Add initialized var; assign var's init
4472 status to new 'initialized'; pass new init status field to calls to
4473 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4474 status to initialized.
4475 (emit_notes_in_bb): Pass initialization status to calls to
4476 var_reg_set, var_mem_set, var_reg_delete_and_set and
4477 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4478 var_reg_delete_and_set and var_mem_delete_and_set; call
4479 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4480 make up for change in add_stores.
4481 (vt_add_function_parameters): Add status to calls to
4483 * config/darwin.c (darwin_override_options): Turn on uninitialized
4484 tracking automatically, if var_tracking is on and the system is
4487 2007-07-13 Sa Liu <saliu@de.ibm.com>
4489 * config.gcc: Add options for arch and tune on SPU.
4490 * config/spu/predicates.md: Add constant operands 0 and 1.
4491 * config/spu/spu-builtins.def: Add builtins for double precision
4492 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4493 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4495 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4497 * config/spu/spu-protos.h: Add new function prototypes.
4498 * config/spu/spu.c (spu_override_options): Check options -march and
4500 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4501 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4503 (spu_const_from_int): New. Create a vector constant from 4 ints.
4504 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4505 (spu_emit_vector_compare): New. Emit vector compare.
4506 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4507 * config/spu/spu.h: Add options -march and -mtune. Define processor
4508 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4509 CANONICALIZE_COMPARISON.
4510 * config/spu/spu.md: Add new insns for double precision compare
4511 and double precision vector compare. Add vcond and smax/smin patterns
4512 to enable DFmode vector conditional expression.
4513 * config/spu/spu.opt: Add options -march and -mtune.
4514 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4515 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4516 both CELL and CELLEDP targets: spu_testsv.
4517 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4520 2007-07-13 Richard Guenther <rguenther@suse.de>
4522 PR tree-optimization/32721
4523 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4524 TREE_THIS_VOLATILE on the folded reference.
4525 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4526 if the array reference has TREE_THIS_VOLATILE set.
4528 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4531 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4533 2007-07-13 Andreas Schwab <schwab@suse.de>
4535 * gengtype-lex.l: Allow declarations to be indented.
4537 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4539 * ginclude/tgmath.h: New.
4540 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4541 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4542 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4543 * configure: Regenerate.
4545 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4547 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4548 correct index when setting register save state for xd
4551 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4553 * config/sh/sh.c (mark_use): Remove.
4555 2007-07-12 Paul Brook <paul@codesourcery.com>
4557 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4558 reg does not overlap return value.
4560 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4562 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4563 (set_expression_vuses): Ditto.
4564 (init_pre): Initialize expression_vuses.
4566 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4568 * config/i386/sse.md (storentdf, storentsf): New.
4570 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4572 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4574 * tree.c (build_decl_stat): Move code from here...
4575 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4576 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4577 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4578 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4579 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4582 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4583 Devang Patel <dpatel@apple.com>
4585 PR tree-optimization/25413
4586 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4587 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4588 * tree.h (contains_packed_reference): New.
4589 * expr.c (contains_packed_reference): New.
4590 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4591 (vect_enhance_data_refs_alignment): Call
4592 vector_alignment_reachable_p.
4593 * target.h (vector_alignment_reachable): New builtin.
4594 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4595 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4596 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4598 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4600 * target.h (builtin_vectorization_cost): Add new target builtin.
4601 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4602 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4603 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4604 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4605 uninitialized variables.
4606 * tree-vect-transform.c (cost_for_stmt): New function.
4607 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4608 using cost 1 for all scalar stmts. Be less conservative when
4609 estimating the number of prologue/epulogue iterations. Call
4610 targetm.vectorize.builtin_vectorization_cost. Return
4611 min_profitable_iters-1.
4612 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4613 initialization cost instead of TARG_VEC_STMT_COST. Use
4614 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4615 epilogue code. Fix epilogue cost computation.
4616 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4617 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4618 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4619 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4620 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4621 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4623 2007-07-12 Richard Guenther <rguenther@suse.de>
4625 * gimplify.c (gimplify_conversion): Make sure that the result
4626 from maybe_fold_offset_to_reference is trivially convertible
4627 to the desired type before doing the simplification.
4628 (gimplify_expr): Likewise.
4629 * fold-const.c (fold_binary): Use the correct types for
4630 building the simplified expression.
4632 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4634 PR rtl-optimization/32729
4635 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4636 that fallthru to exit.
4638 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4640 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4641 (symDTPOFF2reg): Likewise.
4643 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4645 PR tree-optimization/32663
4647 * tree.h (VALUE_HANDLE_VUSES): Remove.
4648 (struct tree_value_handle): Remove vuses.
4650 * tree-vn.c (create_value_handle_for_expr): Don't set
4653 * tree-ssa-pre.c (expression_vuses): New.
4654 (alloc_expression_id): Set up expression_vuses.
4655 (get_expression_vuses): New.
4656 (set_expression_vuses): Ditto.
4657 (clear_expression_ids): Modify for expression_vuses.
4658 (phi_translate_1): Ditto.
4659 (phi_translate_set): Ditto.
4660 (value_dies_in_block_x): Ditto
4661 (valid_in_sets): Ditto.
4662 (add_to_sets): Ditto.
4663 (find_existing_value_expr): Ditto.
4664 (create_value_handle_for_expr): Ditto.
4665 (make_values_for_stmt): Ditto.
4666 (vuse_equiv): Remove.
4668 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4670 * Makefile.in (mostlyclean): Remove object files.
4672 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4674 * toplev.c (no_new_pseudos): Deleted.
4675 * rtl.h (no_new_pseudos): Deleted.
4676 * tree-pass.h (pass_no_new_pseudos): Deleted.
4677 * passes.c (pass_no_new_pseudos): Deleted.
4678 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4679 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4680 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4682 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4683 * rtlhooks.c (gen_lowpart_general): Ditto.
4684 * optabs.c (prepare_operand): Ditto.
4685 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4687 * modulo-sched.c (rest_of_handle_sms): Ditto.
4688 * see.c (rest_of_handle_see): Ditto.
4689 * ifcvt.c (if_convert): Ditto.
4690 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4692 * init-regs.c (gate_initialize_regs): Deleted set of
4694 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4695 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4696 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4698 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4701 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4702 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4703 (*vec_extractv2di_1_rex64): New insn pattern.
4705 2007-07-11 David Daney <ddaney@avtrex.com>
4707 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4708 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4709 for SIGNAL_UNWIND_RETURN_COLUMN.
4710 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4711 (DWARF_FRAME_REGNUM): Rewrite.
4712 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4714 2007-07-11 Nick Clifton <nickc@redhat.com>
4716 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4717 delta and use gen_int_mode in place of GET_INT instead.
4719 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4721 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4724 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4726 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4727 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4729 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4730 (USE_CANONICAL_TYPES): New.
4731 * doc/invoke.texi (verify-canonical-types): Remove.
4732 (use-canonical-types): Add.
4734 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4736 * config/spu/spu.c (spu_optimization_options): Remove setting of
4737 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4738 (spu_override_options): Move it here.
4740 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4742 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4743 * config/mips/mips.c (mips_cpu_info_table): Mention
4744 MIPS_ISA_LEVEL_SPEC in the comment.
4746 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4748 PR tree-optimization/32713
4749 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4751 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4754 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4755 conditional to flag_isoc99.
4756 (c_common_init_options): Do it here, unconditionally.
4758 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4760 PR tree-optimization/32589
4761 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4762 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4763 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4764 predicate, extracted from...
4765 (set_rhs): ...here. Call it for the expression on entry.
4766 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4767 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4768 (simplify_binary_expression): Use valid_gimple_expression_p
4769 to validate the simplification.
4770 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4772 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4774 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4775 DWARF2_DEBUG on 32 bit target too.
4776 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4778 2007-07-11 Nick Clifton <nickc@redhat.com>
4780 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4781 version for 64-bit hosts.
4783 2007-07-10 David Daney <ddaney@avtrex.com>
4785 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4787 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4789 * config/mips/mips.c (mips_expand_synci_loop): New function.
4790 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4791 (UNSPEC_RDHWR): Same.
4792 (UNSPEC_SYNCI): Same.
4793 (UNSPEC_SYNC): Same.
4794 (clear_cache): New expand.
4798 (clear_hazard): Same.
4799 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4801 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4802 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4804 2007-07-10 Ian Lance Taylor <iant@google.com>
4806 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4809 2007-07-10 David Daney <ddaney@avtrex.com>
4811 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4812 * builtins.c (expand_builtin___clear_cache): New function.
4813 (expand_builtin): Call expand_builtin___clear_cache for
4814 BUILT_IN_CLEAR_CACHE case.
4815 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4816 * doc/md.texi (clear_cache): Document new instruction pattern.
4817 * testsuite/gcc.dg/builtins-64.c: New test.
4819 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4821 * config/cris/cris.md ("movsi"): Fix typo in last change.
4823 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4826 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4828 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4829 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4830 for FUNCTION_DECLs. Don't use align_functions_log if
4832 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4833 even for FUNCTION_DECLs.
4834 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4836 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4837 (DECL_FUNCTION_CODE): Update for new location and name of
4839 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4840 (struct tree_decl_common): Move 'align' and 'off_align' out
4841 of union, ensure they're still on a 32-bit boundary. Remove
4842 other fields in union 'u1'.
4843 (struct tree_function_decl): Add field 'function_code' replacing
4844 'u1.f' in tree_decl_common.
4845 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4846 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4847 (Variable Attributes): Cross-reference 'aligned' attribute
4848 to Function Attributes.
4849 * flags.h (force_align_functions_log): Delete.
4850 * toplev.c (force_align_functions_log): Delete.
4852 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4855 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4856 (*vec_concatv2di_rex): New insn pattern.
4858 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4861 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4863 2007-07-10 Ian Lance Taylor <iant@google.com>
4865 Replace no_new_pseudos in backends.
4866 * rtl.h (can_create_pseudo_p): Define.
4867 * config/darwin.c (machopic_indirect_data_reference): Use
4868 can_create_pseudo_p () instead of no_new_pseudos.
4869 (machopic_indirect_data_reference): Likewise.
4870 (machopic_legitimize_pic_address): Likewise.
4871 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4872 (alpha_emit_set_const_1): Likewise.
4873 (alpha_emit_set_const): Likewise.
4874 (alpha_emit_conditional_move): Likewise.
4875 (alpha_split_conditional_move): Likewise.
4876 * config/alpha/alpha.md (various splitters): Likewise.
4878 * config/arm/arm.c (legitimize_pic_address): Likewise.
4879 (arm_load_pic_register): Likewise.
4880 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4881 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4882 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4883 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4884 * config/cris/cris.md (movsi): Likewise.
4885 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4886 (symGOTOFF2reg_hilo): Likewise.
4887 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4888 * config/h8300/h8300.md (insv, extzv): Likewise.
4889 * config/i386/i386.c (ix86_expand_move): Likewise.
4890 (ix86_expand_vector_move): Likewise.
4891 (ix86_prepare_fp_compare_args): Likewise.
4892 (ix86_expand_carry_flag_compare): Likewise.
4893 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4894 (tls_dynamic_gnu2_combine_32): Likewise.
4895 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4896 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4897 (ia64_expand_movxf_movrf): Likewise.
4898 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4899 (m32c_split_move): Likewise.
4900 (m32c_expand_insv): Likewise.
4901 * config/m68k/m68k.md (movsi): Likewise.
4902 * config/mips/mips.c (mips_force_temporary): Likewise.
4903 (mips_split_symbol): Likewise.
4904 (mips_move_integer): Likewise.
4905 (mips_legitimize_const_move): Likewise.
4906 * config/mn10300/mn10300.md (movsi): Likewise.
4907 * config/pa/pa.c (emit_move_sequence): Likewise.
4908 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4909 (rs6000_got_register): Likewise.
4910 (create_TOC_reference): Likewise.
4911 (rs6000_machopic_legitimize_pic_address): Likewise.
4912 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4913 (various splitters): Likewise.
4914 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4915 (movsi_got): Likewise.
4916 * config/s390/s390.c (emit_symbolic_move): Likewise.
4917 * config/s390/s390.md (movhi, movqi): Likewise.
4918 (load_multiple, store_multiple): Likewise.
4919 * config/score/score.c (score_force_temporary): Likewise.
4920 * config/sh/sh.c (prepare_move_operands): Likewise.
4921 (prepare_cbranch_operands): Likewise.
4922 (emit_fpu_switch): Likewise.
4923 (fpscr_set_from_mem): Likewise.
4924 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4925 (adddi3, subsi3): Likewise.
4926 (various splitters): Likewise.
4927 (divsi_inv_fp_combine): Likewise.
4928 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4929 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4931 * config/sh/predicates.md (xor_operand): Likewise.
4932 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4933 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4934 (movdi_pic_label_ref): Likewise.
4935 * config/spu/spu.c (spu_split_immediate): Likewise.
4936 * config/alpha/alpha.md (various splitters): Remove test
4937 !no_new_pseudos || reload_completed.
4938 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4940 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4941 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4942 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4943 * config/score/score.c (th_output_mi_thunk): Likewise.
4944 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4945 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4947 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4949 PR rtl-optimization/32664
4950 * mode-switching.c (create_pre_exit): Skip barrier insns.
4952 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4954 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4955 force_gimple_operand_bsi.
4956 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4957 rewrite_use_compare): Ditto.
4958 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4960 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4961 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4962 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4963 * tree-profile.c (prepare_instrumented_value,
4964 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4965 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4966 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4967 tree_gen_ior_profiler): Ditto.
4968 * tree-ssa-reassoc.c (negate_value): Ditto.
4969 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4970 Use force_gimple_operand_bsi.
4971 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4972 * tree-if-conv.c (add_to_dst_predicate_list,
4973 find_phi_replacement_condition): Ditto.
4974 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4975 Call mark_symbols_for_renaming for new statements.
4976 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4978 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4980 * cfghooks.c (remove_edge): New function.
4981 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4983 * cfghooks.h (remove_edge): Declare.
4984 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4985 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4987 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4989 * optabs.h: Added declaration for signbit_optab.
4990 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4991 * genoptinit.c (optabs): Added entry for signbit insns.
4992 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4994 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4995 * config/s390/s390.md (signbit<mode>2): New expander.
4997 2007-07-09 Richard Guenther <rguenther@suse.de>
5000 * fold-const.c (fold_plusminus_mult_expr): Move constant
5001 arguments second to allow decomposing.
5003 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5006 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5008 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5009 Disregard DECL_FROM_INLINE.
5011 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5014 * doc/invoke.texi: Add ftree-reassoc flag.
5015 * common.opt (ftree-reassoc): New flag.
5016 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5017 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5019 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5021 PR tree-optimization/32681
5022 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5023 saved in second_edge->aux when first_bb is a loop header.
5025 2007-07-09 Jan HUbicka <jh@suse.cz>
5027 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5029 2007-07-09 Richard Guenther <rguenther@suse.de>
5031 * c-decl.c (start_function): Do not promote return type.
5033 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5035 * function.c (do_warn_unused_parameter): Do not warn if
5036 TREE_NO_WARNING is set.
5038 2007-07-08 Andreas Schwab <schwab@suse.de>
5040 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5042 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5045 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5047 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5048 apply to assembly language, too.
5049 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5051 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5053 Revert (note the sccvn portions are *not* reverted)
5054 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5056 Fix PR tree-optimization/23488
5058 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5060 * tree-flow-inline.h (get_value_handle): Ditto.
5061 * tree-ssa-pre.c (decl_vh_map): New.
5062 (decl_node_pool): New.
5063 (can_value_number_operation): Support DECL_P.
5064 (can_PRE_operation): Ditto.
5065 (create_expression_by_pieces): Ditto.
5066 (find_existing_value_expr): Modify to differnetiate between
5067 addressing and top level.
5068 (create_value_handle_for_expr): Handle DECL's.
5069 (poolify_tree): Ditto.
5070 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5071 (make_values_for_stmt): Handle DECL's properly.
5072 (init_pre): Reorg to not init useless things during FRE.
5074 * tree-flow.h: Include pointer-set.h.
5075 (decl_vh_map): Declare.
5076 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5078 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5080 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5081 the constraint description.
5082 * doc/md.texi: Update documentation of AVR constraints.
5084 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5086 * auto-inc-dec.c, config/arm/arm.c,
5087 config/m32r/constraints.md, config/mips/mips.md,
5088 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5089 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5090 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5091 typos. Follow spelling conventions.
5092 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5094 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5095 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5097 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5098 realloc_vuse): Remove.
5099 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5102 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5104 Fix PR tree-optimization/23488
5106 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5107 (try_to_simplify): Ditto.
5109 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5111 * tree-flow-inline.h (get_value_handle): Ditto.
5112 * tree-ssa-pre.c (decl_vh_map): New.
5113 (decl_node_pool): New.
5114 (can_value_number_operation): Support DECL_P.
5115 (can_PRE_operation): Ditto.
5116 (create_expression_by_pieces): Ditto.
5117 (find_existing_value_expr): Modify to differnetiate between
5118 addressing and top level.
5119 (create_value_handle_for_expr): Handle DECL's.
5120 (poolify_tree): Ditto.
5121 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5122 (make_values_for_stmt): Handle DECL's properly.
5123 (init_pre): Reorg to not init useless things during FRE.
5125 * tree-flow.h: Include pointer-set.h.
5126 (decl_vh_map): Declare.
5127 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5129 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5131 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5132 apply to assembly language, too.
5133 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5135 2007-07-06 Ian Lance Taylor <iant@google.com>
5136 Zack Weinberg <zackw@panix.com>
5139 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5141 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5143 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5144 (prefetch): Likewise if "pref" would be used.
5146 2007-07-06 Josh Conner <jconner@apple.com>
5150 * calls.c (store_one_arg): Handle arguments which are partially
5151 on the stack when detecting argument overlap.
5153 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5155 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5156 chosen during find_reloads.
5158 2007-07-06 Richard Guenther <rguenther@suse.de>
5160 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5161 TYPE_ARG_TYPES for verification of argument types. Use
5162 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5163 parameters as variable arguments.
5165 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5167 * libgcc2.h (word_type): Type definition removed.
5168 (cmp_return_type, shift_count_type): Type definitions added.
5169 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5170 replaced with shift_count_type.
5171 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5173 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5174 changed from word_type to Wtype.
5175 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5176 replaced with shift_count_type.
5177 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5179 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5180 and libgcc_shift_count attribute added.
5181 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5182 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5183 (TARGET_INITIALIZER): New target hooks added.
5184 * targhooks.c (default_libgcc_cmp_return_mode,
5185 default_libgcc_shift_count_mode): Default implementations for the new
5187 * targhooks.h (default_libgcc_cmp_return_mode,
5188 default_libgcc_shift_count_mode): Function prototypes added.
5189 * target.h (struct gcc_target): Fields for the new target hooks added.
5190 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5192 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5195 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5196 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5198 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5199 s390_libgcc_shift_count_mode): Functions added.
5200 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5201 Target hooks defined.
5203 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5205 * config/mips/mips.c (compute_frame_size): Restore the original
5206 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5207 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5208 Document why the difference is needed.
5210 2007-07-06 Richard Guenther <rguenther@suse.de>
5212 * c-common.c (boolean_increment): Use correctly typed
5215 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5217 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5218 the topmost argument register is not also included in the save mask.
5219 (mips16e_collect_argument_save_p): Take a pointer to the argument
5220 register, rather than a pointer to the number of arguments.
5221 (mips16e_collect_argument_saves): Only include argument saves
5222 that aren't in the register mask.
5224 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5226 PR rtl-optimization/32450
5227 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5228 to ensure that instructions are not moved into the prologue when
5229 profiling is on. Remove unused prologue_end variable.
5230 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5231 as a scheduling barrier.
5233 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5236 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5237 Disregard DECL_FROM_INLINE.
5239 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5241 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5242 IORing with a constant.
5244 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5246 PR rtl-optimization/32475
5247 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5248 for every definition of the stack pointer.
5250 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5252 * arm.c (vfp3_const_double_index): Copy signed results of
5253 REAL_VALUE_TO_INT into unsigned vars.
5255 2007-07-05 Richard Guenther <rguenther@suse.de>
5258 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5260 * tree-ssa.c (useless_type_conversion_p): Check canonical
5263 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5265 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5266 zero_extendhisi2): Change to define_insn_and_split.
5267 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5269 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5271 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5272 pass_match_asm_constraints): New.
5273 * passes.c (init_optimization_passes): Add new pass.
5274 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5275 * function.h (struct function): Add has_asm_statement bit.
5276 (current_function_has_asm_statement): New.
5277 * tree-pass.h (pass_match_asm_constraints): New.
5279 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5281 * config/mips/mips.c (mips_file_start): Avoid declaration
5284 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5286 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5288 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5290 * rtl.def (NOTE): Change print format string to print
5291 operand 5 as a note insn name.
5293 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5294 David Ung <davidu@mips.com>
5296 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5297 * doc/invoke.texi: (MIPS Options): Document them.
5299 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5300 David Ung <davidu@mips.com>
5302 Add support for SmartMIPS ASE.
5304 * optabs.c (expand_binop_directly): New, broken out from...
5305 (expand_binop): Here. Make it try rotating in the other
5306 direction even when the second operand isn't constant.
5307 * config/mips/mips.md (*lwxs): New.
5308 * config/mips/mips.opt (msmartmips): New.
5309 * config/mips/mips.c (mips_lwxs_address_p): New.
5310 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5311 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5312 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5313 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5314 (ISA_HAS_LWXS): New.
5315 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5316 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5317 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5318 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5319 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5320 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5321 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5323 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5325 * tree-vectorizer.c (new_loop_vec_info): Initialize
5326 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5327 * tree-vectorizer.h (_loop_vec_info): Added new filed
5328 min_profitable_iters.
5329 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5330 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5331 * tree-vect-analyze.c (vect_analyze_operations): Set
5332 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5333 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5334 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5335 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5336 and prologue cost to after they are computed.
5337 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5339 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5340 of creating vectors from scalars according to dt.
5341 (vect_model_store_cost): Likewise.
5342 (vectorizable_call): Use dt array instead of scalar dt. Call
5343 vect_model_simple_cost with additional argument dt.
5344 (vectorizable_assignment): Likewise.
5345 (vectorizable_operation): Likewise.
5346 (vectorizable_type_demotion): Likewise.
5347 (vectorizable_type_promotion): Likewise.
5348 (vectorizable_store): Use dt array instead of scalar dt. Call
5349 vect_model_store_cost with additional argument dt.
5350 (vect_do_peeling_for_loop_bound): Don't call
5351 vect_estimate_min_profitable_iters. Instead, lookup
5352 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5353 "may not be profitable".
5355 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5358 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5359 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5360 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5361 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5363 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5365 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5366 addressing modes cheaper.
5368 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5370 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5371 (dw_ranges_struct): Rename block_num to num. Adjust.
5372 (dw_ranges_by_label_struct): New.
5373 (ranges_by_label, ranges_by_label_allocated,
5374 ranges_by_label_in_use): New variables.
5375 (add_ranges_num): Factored most of the code out of...
5376 (add_ranges): ... this one. Rewrite in terms of the former.
5377 (add_ranges_by_labels): New.
5378 (output_ranges): Output by-label ranges.
5379 (dwarf2out_finish): Output range for multiple-section
5380 compile_unit. Output standard DW_AT_low_pc in addition to
5381 unexpected DW_AT_entry_pc.
5383 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5385 PR tree-optimization/32604
5386 PR tree-optimization/32606
5388 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5389 (compute_antic_safe): Removed.
5390 (ANTIC_SAFE_LOADS): Ditto.
5391 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5392 (execute_pre): Don't call compute_antic_safe.
5393 (vuse_equiv): New function.
5394 (make_values_for_stmt): Use it
5395 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5398 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5401 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5403 (avr_attribute_table): Make "naked" attribute apply to function types
5404 rather than to decls.
5405 (avr_handle_fntype_attribute): New function.
5407 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5409 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5412 2007-07-04 David Ung <davidu@mips.com>
5413 Joseph Myers <joseph@codesourcery.com>
5415 * config/mips/mips.md (type): Add logical, signext and move.
5416 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5417 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5418 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5419 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5420 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5421 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5422 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5423 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5424 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5425 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5426 movv2sf_hardfloat_64bit): Use the new types.
5427 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5428 *movdf_softfloat, *movdf_mips16): Use "multi".
5429 (extendqihi2): Replace with a define_expand.
5430 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5431 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5432 * config/mips/74k.md (r74k_int_logical): New reservation and
5434 (r74k_int_arith): Remove "slt".
5435 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5436 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5437 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5438 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5439 reservations for "arith".
5441 2007-07-04 Richard Guenther <rguenther@suse.de>
5443 * tree-ssa.c (useless_type_conversion_p): Add handling for
5444 scalar float and vector types. Only call the types_compatible_p
5445 langhook for aggregate types as last resort. Follow the
5448 2007-07-04 Richard Guenther <rguenther@suse.de>
5450 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5451 the same as NOP_EXPR.
5453 2007-07-04 Nick Clifton <nickc@redhat.com>
5455 * target.h (struct gcc_target): Add target_help field.
5456 * target-def.h (TARGET_HELP): New.
5457 (TARGET_INITIALIZER): Use TARGET_HELP.
5458 * opts.c (command_handle_option): Invoke target_help function, if
5459 defined, when the user has specified --target-help on the command
5461 * doc/invoke.texi: Mention that --target-help might print
5462 additional information.
5463 * doc/tm.texi: Document TARGET_HELP hook.
5465 * arm.c (TARGET_HELP): Override default definition.
5466 (arm_target_help): New - display a wrapped list of cores and
5467 architectures supported.
5469 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5471 * config/v850/v850.c (expand_prologue): Make sure
5472 GEN_INT() argument is sign extended rather than zero extended.
5473 (expand_epilogue): Likewise.
5474 (output_move_double): Delete.
5475 * config/v850/v850-protos.h (output_move_double): Delete.
5476 * config/v850/v850.md (movdi): Delete.
5477 (*movdi_internal): Delete.
5479 (*movdf_internal): Delete.
5481 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5483 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5484 unless compiling RTP PIC.
5486 2007-07-04 Richard Guenther <rguenther@suse.de>
5488 PR tree-optimization/32482
5489 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5490 original ssa name if we didn't find a shift expression.
5491 Fix shift constant for bit zero test.
5493 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5495 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5497 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5499 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5500 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5501 * config/arm/vxworks.h (ASM_SPEC): Delete.
5502 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5504 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5506 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5507 (DDR_REVERSED_P): New.
5508 * tree-data-ref.c (initialize_data_dependence_relation,
5509 build_classic_dist_vector): Set DDR_REVERSED_P.
5511 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5514 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5515 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5516 init_omega_for_ddr_1): Use non conservative number of iterations
5518 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5519 (analyze_siv_subscript): Remove FIXME and reinitialization of
5520 last_conflicts to chrec_dont_know.
5521 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5523 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5525 * tree.c (maybe_canonicalize_argtypes): Improve description.
5527 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5529 * tree.c (maybe_canonicalize_argtypes): New.
5530 (build_function_type): Set canonical type.
5531 (build_method_type_directly): Ditto.
5532 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5535 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5537 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5539 (rewrite_use_nonlinear_expr): Likewise.
5541 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5543 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5545 2007-07-04 Ben Elliston <bje@au.ibm.com>
5547 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5550 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5552 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5553 (Exception Handling): Likewise.
5555 2007-07-03 Jan Hubicka <jh@suse.cz>
5557 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5559 2007-07-03 Eric Christopher <echristo@apple.com>
5561 * doc/cppopts.texi: Add conflicting option note to -dM.
5562 * doc/invoke.texi: Add note about possible conflicts with
5563 -E for -dCHARS and note that -dM will not produce
5564 any results if there is no machine dependent reorg.
5566 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5568 * tree.h (DECL_ALIGN): Back out previous change.
5570 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5572 * configure.ac: Test for .dtprelword support on MIPS.
5573 * configure, config.in: Regenerate.
5574 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5575 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5577 2007-07-03 Julian Brown <julian@codesourcery.com>
5579 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5580 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5581 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5582 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5584 (all_fpus): Add FPUTYPE_VFP3.
5585 (fp_model_for_fpu): Add VFPv3 field.
5586 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5587 (vfp3_const_double_index): New function. Return integer index of
5588 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5590 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5591 and argument represents a valid RTX for a VFPv3 constant.
5592 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5594 (vfp_emit_fstmd): Similar, for fstmd.
5595 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5596 constants, represented as integer indices.
5597 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5598 VFP_REGNO_OK_FOR_DOUBLE macros.
5599 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5600 (arm_file_start): Set float-abi attribute for VFPv3, and output
5601 correct ".fpu" assembler directive.
5602 (arm_dbx_register_numbering): Add FIXME.
5603 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5604 (fputype): Add FPUTYPE_VFP3.
5605 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5606 (CALL_USED_REGISTERS): Likewise.
5607 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5608 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5609 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5610 (D7_VFP_REGNUM): New.
5611 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5612 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5613 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5614 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5615 (REG_ALLOC_ORDER): Adjust for VFPv3.
5616 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5617 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5618 VFP_LO_REGS, VFP_HI_REGS.
5619 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5620 (IS_VFP_CLASS): Define macro.
5621 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5623 (REGISTER_MOVE_COST): Likewise.
5624 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5625 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5626 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5627 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5628 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5629 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5630 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5631 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5632 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5633 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5634 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5635 where appropriate for single-word registers.
5636 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5637 As above. Fix type attributes.
5638 * config/arm/constraints.md (register_contraint "t"): Define.
5639 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5641 (register_constraint "x"): Define.
5642 (constraint "Dv"): Define.
5644 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5646 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5648 2007-07-03 Tom Tromey <tromey@redhat.com>
5650 * c-parser.c (objc_pq_context): Removed.
5651 (objc_need_raw_identifier): Likewise.
5652 (c_parser) <objc_pq_context>: New field.
5653 <objc_need_raw_identifier>: Likewise.
5654 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5655 (c_lex_one_token): Update.
5656 (c_parser_objc_protocol_definition): Update.
5657 (c_parser_objc_method_definition): Update.
5658 (c_parser_objc_methodproto): Update.
5659 (c_parser_declspecs): Update.
5661 2007-07-03 David Ung <davidu@mips.com>
5663 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5665 2007-07-03 David Ung <davidu@mips.com>
5666 Richard Sandiford <richard@codesourcery.com>
5668 * doc/invoke.texi: Document -march=74kf3_2.
5669 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5670 (TUNE_74K): Check for it.
5671 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5672 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5673 * config/mips/mips.md (cpu): Add 74kf3_2.
5674 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5675 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5676 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5677 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5678 74kf3_2 to the CPU list.
5679 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5680 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5681 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5682 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5683 (r74kf3_2_fxfer_from_c1): New insn reservations.
5685 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5686 David Ung <davidu@mips.com>
5688 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5689 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5690 and 74k[fx]. Document aliases for the new options.
5691 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5692 (PROCESSOR_24KF2_1): ...this.
5693 (PROCESSOR_24KX): Rename to...
5694 (PROCESSOR_24KF1_1): ...this.
5695 (PROCESSOR_74KF): Rename to...
5696 (PROCESSOR_74KF2_1): ...this.
5697 (PROCESSOR_74KX): Rename to...
5698 (PROCESSOR_74KF1_1): ...this.
5699 (TUNE_74K): Update PROCESSOR_* names.
5700 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5701 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5702 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5703 (mips_rtx_cost_data): Update processor names in comments.
5704 (mips_issue_rate): Update PROCESSOR_* names.
5705 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5706 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5707 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5708 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5709 Update cpu attribute names.
5710 (r24k_fpu_iss): Rename this reservation to...
5711 (r24kf2_1_fpu_iss): ...this and update all uses.
5712 (r24kx_fpu_iss): Rename this reservation to...
5713 (r24kf1_1_fpu_iss): ...this and update all uses.
5714 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5715 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5716 Update cpu attribute names.
5718 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5720 * config/m32r/constraints.md: New file.
5721 * config/m32r/m32r.c: Include tm-constrs.h.
5722 (small_data_operand): Use satisfies_constraint_* instead of macro.
5723 (addr24_operand, gen_compare): Likewise.
5724 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5725 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5726 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5727 EXTRA_CONSTRAINT): Likewise.
5728 * config/m32r/m32r.md: Include constraints.md.
5729 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5730 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5731 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5732 (two_insn_const_operand, int8_operand, uint16_operand,
5733 reg_or_int16_operand, reg_or_uint16_operand,
5734 reg_or_cmp_int16_operand, cmp_int16_operand,
5735 seth_add3_operand): Likewise.
5737 2007-07-03 Eric Christopher <echristo@gmail.com>
5739 * libgcc2.h: Conditionally declare __bswapsi2 and
5742 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5744 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5747 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5750 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5751 (__gthrw_pragma): Provide default definition.
5753 * gthr-posix.c (__gthrw_pragma): Define.
5755 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5757 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5758 before declaring inequality.
5760 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5762 * combine.c (recog_for_combine): Log the success or failure of
5763 matching new insn patterns against the machine description in
5766 2007-07-03 Revital Eres <eres@il.ibm.com>
5768 * ddg.c (print_sccs): New function.
5769 (check_sccs): New function.
5770 (create_ddg_all_sccs): Use it.
5771 * ddg.h (print_sccs): Declare.
5772 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5774 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5776 * targhooks.h (default_mode_for_suffix): New function declaration.
5777 * targhooks.c (default_mode_for_suffix): New default target hook.
5778 * target.h (struct c): New structure in the targetm struct.
5779 (mode_for_suffix): New target hook as part of struct c.
5780 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5781 default_mode_for_suffix.
5782 (TARGET_C): New define.
5783 * c-lex.c: Include "target.h".
5784 (interpret_float): Use targetm.c.mode_for_suffix to determine
5785 the mode for a given non-standard suffix.
5786 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5788 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5789 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5791 * doc/extend.texi (Floating Types): New node. Document __float80 and
5792 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5794 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5797 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5798 predicate instead of target_operand.
5799 (divsi3_i1_media, divsi3_media_2): Likewise.
5801 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5803 * tree.h (alias_sets_might_conflict_p): Rename into
5804 alias_sets_must_conflict_p.
5805 * alias.c (alias_sets_might_conflict_p): Likewise.
5806 (alias_sets_conflict_p): Use it.
5807 (objects_must_conflict_p): Likewise.
5808 * c-common.c (strict_aliasing_warning): Adjust.
5810 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5812 * rtlhooks.c (gen_lowpart_if_possible): Check for
5813 invalid subreg before calling gen_lowpart_SUBREG.
5815 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5817 * config/darwin9.h: Add copyright notice.
5818 (LINK_COMMAND_SPEC): Add comment.
5819 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5820 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5821 DARWIN_LIBSYSTEM_HAS_UNWIND.
5823 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5826 * omp-low.c (check_combined_parallel): New function.
5827 (lower_omp_parallel): Call it via walk_stmts, set
5828 OMP_PARALLEL_COMBINED if appropriate.
5829 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5830 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5831 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5832 don't consider it as combined parallel.
5834 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5836 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5837 (gcc_tooldir): Likewise.
5838 * configure: Regenerate.
5839 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5840 old configure.ac gcc_tooldir setting.
5841 (prefix_to_exec_prefix): New variable.
5842 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5843 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5845 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5847 Fix PR tree-optimization/32583
5848 Fix PR tree-optimization/32584
5849 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5850 (phi_translate_set): Use phi_translate directly now.
5851 (make_values_for_stmt): Don't value number RHS if we already know
5854 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5855 Jim Wilson <wilson@specifix.com>
5858 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5861 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5862 Richard Sandiford <richard@codesourcery.com>
5863 Nigel Stephens <nigel@mips.com>
5865 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5866 (mips16e_output_save_restore): Declare.
5867 (mips16e_save_restore_pattern_p): Likewise.
5868 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5869 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5870 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5871 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5872 (BITSET_P): New global macro, extracted from...
5873 (mips_for_each_saved_reg): ...here.
5874 (mips16e_save_restore_info): New struct.
5875 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5876 (mips16e_save_restore_regs): New variable.
5877 (mips_split_plus, mips16e_find_first_register): New functions.
5878 (mips16e_mask_registers): New function.
5879 (compute_frame_size): Expand the commentary before the function.
5880 Enforce the MIPS16e save and restore register range restrictions.
5881 Pad the general register save area at the low end.
5882 (mips16e_save_restore_reg, mips16e_build_save_restore)
5883 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5884 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5885 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5887 (mips_expand_prologue, mips_expand_epilogue): Handle
5888 GENERATE_MIPS16E_SAVE_RESTORE.
5889 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5891 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5893 PR tree-optimization/31966
5894 PR tree-optimization/32533
5895 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5896 "basic_block" description as its third argument. Update function
5897 calls to get destination bb from "edge" argument. Save "cond" into
5898 aux field of the edge. Update prototype for changed arguments.
5899 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5901 (find_phi_replacement_condition): Operate on incoming edges, not
5902 on predecessor blocks. If there is a condition saved in the
5903 incoming edge aux field, AND it with incoming bb predicate.
5904 Return source bb of the first edge.
5905 (clean_predicate_lists): Clean aux field of outgoing node edges.
5906 (tree_if_conversion): Do not initialize cond variable. Move
5907 variable declaration into the loop.
5908 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5909 initializations of new_stmt, arg0 and arg1 variables.
5911 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5913 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5914 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5916 2007-07-02 Richard Guenther <rguenther@suse.de>
5918 * tree-ssa.c (useless_type_conversion_p): Document
5919 future intent as defining the middle-end type system.
5920 Re-structure to call langhook last, group by type class,
5921 mark questionable parts.
5923 2007-07-02 Richard Guenther <rguenther@suse.de>
5925 * tree-flow.h (types_compatible_p): Declare.
5926 * tree-ssa.c (types_compatible_p): New function.
5927 * ipa-type-escape.c (discover_unique_type): Use
5928 types_compatible_p instead of lang_hooks.types_compatible_p.
5929 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5930 * tree-vn.c (expressions_equal_p): Likewise.
5931 * tree.c (fields_compatible_p): Likewise.
5932 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5933 (cprop_operand): Use useless_type_conversion_p instead of
5934 lang_hooks.types_compatible_p.
5935 * tree-inline.c (setup_one_parameter): Likewise.
5936 (declare_return_variable): Likewise.
5937 * tree-nrv.c (tree_nrv): Likewise.
5938 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5939 (maybe_fold_offset_to_component_ref): Likewise.
5940 (maybe_fold_offset_to_reference): Likewise.
5941 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5942 (merge_alias_info): Likewise.
5943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5944 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5945 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5946 * tree-tailcall.c (find_tail_calls): Likewise.
5947 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5948 * gimplify.c (canonicalize_addr_expr): Likewise.
5949 (fold_indirect_ref_rhs): Likewise.
5950 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5951 (cpt_same_type): Likewise.
5952 (check_pointer_types_r): Swap parameters to cpt_same_type
5954 * fold-const.c (fold_convert): Revert fix for PR15988.
5955 * tree-inline.c (setup_one_parameter): Instead fix it here by
5956 using fold_build1 instead of fold_convert and checking for
5957 error_mark_node. Convert only if the conversion is necessary.
5959 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5961 * configure.ac: Check for .gnu_attribute on Power.
5962 * configure: Regenerate.
5963 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5964 attribute for floating-point ABI.
5966 2007-07-02 Ira Rosen <irar@il.ibm.com>
5968 PR tree-optimization/32230
5969 PR tree-optimization/32477
5970 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5971 address is a constant.
5973 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5975 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5976 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5977 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5978 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5979 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5980 64-bit targets. Add support for *-elfoabi*.
5981 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5982 different settings if $(tm_defines) does not select the EABI.
5983 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5984 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5985 (MIPS_ARCH_OPTION_SPEC): Likewise.
5986 (MIPS_ISA_LEVEL_SPEC): Likewise.
5987 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5988 * config/mips/elfoabi.h: New file.
5990 2007-07-02 Richard Guenther <rguenther@suse.de>
5992 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5993 (useless_type_conversion_p): ... this.
5994 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5995 (useless_type_conversion_p): ... this.
5996 * builtins.c (fold_builtin_memory_op): Rename
5997 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5998 * tree-cfg.c (verify_expr): Likewise.
5999 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6000 * tree-ssa-ccp.c (ccp_fold): Likewise.
6001 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6002 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6003 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6004 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6005 * tree-ssa-pre.c (eliminate): Likewise.
6006 * tree-ssa.c (delete_tree_ssa): Likewise.
6007 (tree_ssa_useless_type_conversion): Likewise.
6008 * tree.c (build2_stat): Likewise.
6010 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6012 Fix PR tree-optimization/32571
6013 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6016 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6018 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6019 and other expected operations explicitly, change default to
6022 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6024 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6026 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6027 (tls_load_dot_plus_eight): Move the label number into the unspec.
6028 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6030 2007-07-01 Andreas Schwab <schwab@suse.de>
6032 * dwarf2out.c (initial_return_save): Define only if used.
6034 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6036 Unreverting Richard's Revert of:
6038 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6040 * dce.c (deletable_insn_p_1): New function, split out from...
6041 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6042 specially, not those inside PARALLELs. Remove BODY argument
6043 and adjust recursive call accordingly.
6044 (prescan_insns_for_dce): Update call to delete_insn_p.
6046 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6047 Revital Eres <eres@il.ibm.com>
6049 * ddg.c (create_ddg_all_sccs): Fix missed
6050 initialization of scc_nodes.
6052 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6055 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6056 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6058 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6060 * configure.ac: Check for .gnu_attribute on MIPS.
6061 * configure, config.in: Regenerate.
6062 * config/mips/mips.c (mips_file_start): If supported, output
6063 attribute for floating-point ABI.
6065 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6068 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6069 (ffs_cmove): New expander to expand using ctz pattern.
6070 (*ffs_cmove): Remove pattern.
6071 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6072 (ffsdi2): Expand using ctz pattern.
6073 (*ffs_rex64): Remove pattern.
6075 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6077 PR rtl-optimization/32296
6078 * pa.md (return): Delete pattern.
6079 (return_internal): Remove "(const_int 1)" from pattern.
6080 (epilogue): Use return_internal pattern for trivial returns.
6081 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6082 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6084 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6086 * tree-ssa-pre.c (is_exception_related): New function
6087 (can_value_number_operation): Use it.
6089 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6091 Fix PR tree-optimization/32540
6092 Fix PR tree-optimization/31651
6094 * tree-ssa-sccvn.c: New file.
6096 * tree-ssa-sccvn.h: Ditto.
6098 * tree-vn.c: Include tree-ssa-sccvn.h
6099 (val_expr_paid_d): Removed.
6100 (value_table): Ditto.
6101 (vn_compute): Ditto.
6102 (val_expr_pair_hash): Ditto.
6103 (val_expr_pair_expr_eq): Ditto.
6104 (copy_vuses_from_stmt): Ditto.
6107 (shared_vuses_from_stmt): Ditto.
6108 (print_creation_to_file): Moved up.
6109 (sort_vuses): Ditto.
6110 (sort_vuses_heap): Ditto.
6111 (set_value_handle): Make non-static.
6112 (make_value_handle): Ditto.
6113 (vn_add): Rewritten to use sccvn lookups.
6114 (vn_add_with_vuses): Ditto.
6115 (vn_lookup): Ditto (and second argument removed).
6116 (vn_lookup_with_vuses): Ditto.
6117 (vn_lookup_or_add): Ditto (and second argument removed);
6118 (vn_lookup_or_add_with_vuses): Ditto.
6119 (vn_lookup_with_stmt): New.
6120 (vn_lookup_or_add_with_stmt): Ditto.
6121 (create_value_handle_for_expr): Ditto.
6123 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6124 (seen_during_translate): New function.
6125 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6126 (phi_trans_add): Ditto.
6127 (constant_expr_p): FIELD_DECL is always constant.
6128 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6129 Use constant_expr_p.
6130 Avoid infinite recursion on mutually valued expressions.
6131 Change callers of vn_lookup_or_add.
6132 (phi_translate): New function.
6133 (compute_antic_safe): Allow phi nodes.
6134 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6135 (find_or_generate_expression): Rewrite slightly.
6136 (create_expression_by_pieces): Updated for vn_lookup_or_add
6138 Update VN_INFO for new names.
6139 (insert_into_preds_of_block): Update for new names.
6140 (add_to_exp_gen): New function.
6141 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6142 (find_existing_value_expr): Rewrite to changed vn_lookup.
6143 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6144 (try_look_through_load): Removed.
6145 (try_combine_conversion): Ditto.
6146 (get_sccvn_value): New function.
6147 (make_values_for_phi): Ditto.
6148 (make_values_for_stmt): Ditto.
6149 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6151 (init_pre): Update for SCCVN changes.
6153 (execute_pre): Ditto.
6155 * tree-flow.h (make_value_handle): Declare.
6156 (set_value_handle): Ditto.
6157 (sort_vuses_heap): Ditto.
6158 (vn_lookup_or_add_with_stmt): Ditto.
6159 (vn_lookup_with_stmt): Ditto.
6160 (vn_compute): Remove.
6163 (vn_lookup): Update arguments.
6165 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6167 (tree-ssa-sccvn.o): New.
6168 (OBJS-common): Add tree-ssa-sccvn.o
6170 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6173 * c-typeck.c (build_external_ref): Don't mark as used if called
6175 * calls.c (rtx_for_function_call): Likewise.
6177 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6181 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6183 * dce.c (deletable_insn_p_1): New function, split out from...
6184 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6185 specially, not those inside PARALLELs. Remove BODY argument
6186 and adjust recursive call accordingly.
6187 (prescan_insns_for_dce): Update call to delete_insn_p.
6189 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6191 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6192 (try_combine): Move potential calls to undo_all() so they happen
6193 before we commit to using the combined insns.
6195 2006-06-30 Jan Hubicka <jh@suse.cz>
6197 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6200 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6202 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6203 (cgraph_remove_unreachable_nodes): Likewise.
6204 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6205 * ipa-inline.c (update_caller_keys): Cast according to the coding
6207 (cgraph_decide_recursive_inlining): Likewise.
6208 (cgraph_decide_inlining_of_small_function): Likewise.
6209 (try_inline): Likewise.
6210 (cgraph_decide_inlining_incrementally): Likewise.
6211 * ipa-pure-const.c (get_function_state): Likewise.
6212 (scan_function): Likewise.
6213 (analyze_function): Likewise.
6214 (static_execute): Likewise.
6215 * ipa-reference.c (scan_for_static_refs): Likewise.
6216 (merge_callee_local_info): Likewise.
6217 (analyze_function): Use type safe memory macros.
6218 (static_execute): Likewise. Cast according to the coding conventions.
6219 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6221 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6223 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6224 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6227 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6230 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6231 for complex modes (both int and real).
6233 2007-06-29 Jan Hubicka <jh@suse.cz>
6235 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6237 2007-06-29 Jan Hubicka <jh@suse.cz>
6240 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6243 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6246 * config/avr/avr.c: Include dataflow header file.
6247 (expand_prologue): Adjust for prologue insn change.
6248 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6251 2007-06-29 Richard Guenther <rguenther@suse.de>
6254 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6255 during type verification.
6257 2007-06-29 Jan Hubicka <jh@suse.cz>
6259 * recog.c (validate_change_rtx_1): Unshare TO argument.
6261 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6263 PR tree-optimization/24659
6264 * tree-vect-transform.c (vectorizable_call): Handle
6265 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6267 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6268 * config/i386/i386.c (enum ix86_builtins)
6269 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6270 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6272 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6273 const using def_builtin_const.
6274 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6275 input operands in the same modes as the result.
6276 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6278 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6280 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6281 (df_set_dead_notes_for_mw): Likewise.
6283 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6285 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6287 2007-06-28 DJ Delorie <dj@redhat.com>
6289 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6291 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6293 * doc/invoke.texi (C++ Dialect Options): Document
6294 fvisibility-ms-compat.
6295 * c.opt (fvisibility-ms-compat): New.
6297 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6300 * tree-affine.c (aff_combination_add_elt): Handle
6301 pointer addition specially.
6303 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6305 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6306 decl is non-external for AIX ABI.
6308 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6310 * config/rs6000/predicates.md (current_file_function_operand):
6311 Ensure the symbol is non-external for AIX ABI.
6313 2007-06-28 Nick Clifton <nickc@redhat.com>
6315 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6316 (fdce, fdse, fpredictive-commoning): Likewise.
6318 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6321 * gcc.c (process_command): Recognize the new -static-libgfortran
6324 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6327 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6328 Use a call clobbered hard reg instead of a pseudo reg.
6330 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6332 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6334 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6337 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6338 REG_LIBCALL and REG_RETVAL notes.
6339 (divsi3, mulsi3): Likewise.
6340 (mulhisi3): Likewise. Use emit_libcall_block.
6341 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6343 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6345 PR rtl-optimization/32481
6346 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6348 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6350 * dce.c (deletable_insn_p_1): New function, split out from...
6351 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6352 specially, not those inside PARALLELs. Remove BODY argument
6353 and adjust recursive call accordingly.
6354 (prescan_insns_for_dce): Update call to delete_insn_p.
6356 2007-06-27 Richard Guenther <rguenther@suse.de>
6359 * tree.h (fold_convertible_p): Declare.
6360 * fold-const.c (fold_convertible_p): New function.
6361 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6362 instead of lang_hooks.types_compatible_p.
6364 2007-06-26 Jan Hubicka <jh@suse.cz>
6366 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6367 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6368 early use validate_unshare_change.
6369 (reload_combine): Likewise.
6370 * recog.c (change_t): New field unshare.
6371 (validate_change_1): Rename from validate_change; add argument unshare.
6372 (validate_change): Turn into wrapper of validate_change_1; update
6373 prototype for bools.
6374 (validate_unshare_change): New.
6375 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6376 calls of df_insn_rescan.
6377 * recog.h (validate_change): Replace ints by bools.
6378 (validate_unshare_change): Declare.
6380 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6382 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6384 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6386 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6388 2007-06-25 Jan Hubicka <jh@suse.cz>
6390 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6392 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6393 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6394 places other call site specific checks are performed.
6396 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6399 * tree-vect-transform.c (vectorizable_operation): Convert
6400 POINTER_PLUS_EXPR over to PLUS_EXPR.
6402 2007-06-25 Chao-ying Fu <fu@mips.com>
6404 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6405 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6406 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6407 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6409 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6410 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6411 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6412 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6413 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6414 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6415 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6416 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6417 ALL_FIXED_POINT_MODE_P): New define.
6418 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6420 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6422 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6423 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6424 MODE_VECTOR_UACCUM): New mode classes.
6426 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6427 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6428 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6431 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6432 (blank_mode): Initialize ibit and fbit.
6433 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6434 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6436 (new_adjust): Change required_class to required_class_from and
6437 required_class_to for testing within a range.
6438 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6439 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6441 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6442 (make_fixed_point_mode): New.
6443 (_ADD_ADJUST): Change C to C1 and C2.
6444 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6445 use a range for machine classes.
6446 (ADJUST_IBIT, ADJUST_FBIT): New.
6447 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6449 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6450 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6451 Emit adjustment for ibit and fbit.
6452 (emit_mode_ibit, emit_mode_fbit): New.
6453 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6455 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6457 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6458 as the source of the set.
6460 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6462 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6463 FP_REGNO_P): Use IN_RANGE.
6464 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6465 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6466 (DATA_REG_P): Use DATA_REGNO_P.
6467 (FP_REG_P): Use FP_REGNO_P.
6468 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6469 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6470 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6472 2007-06-24 Jan Hubicka <jh@suse.cz>
6475 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6477 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6480 * fold-const.c (fold_binary): Strip nops of operand 0
6481 of BIT_NOT_EXPR before calling operand_equal_p.
6482 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6483 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6485 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6487 * doc/extend.texi: Document that dllimport and dllexport imply
6489 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6490 imported or exported declaration, including type declarations.
6491 * c-common.c (handle_visibility_attribute): Check for conflicts
6492 with dllimport/dllexport.
6493 (c_determine_visibility): Handle dllimport/dllexport as an
6494 explicit visibility atttribute.
6496 2007-06-23 Richard Guenther <rguenther@suse.de>
6498 PR tree-optimization/16876
6500 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6502 * tree-inline.c (initialize_inlined_parameters): Do not call
6503 lang_hooks.tree_inlining.convert_parm_for_inlining.
6504 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6505 reason for mismatched types.
6506 * gimplify.c (gimplify_call_expr): Verify the call expression
6507 arguments match the called function type signature. Otherwise
6508 mark the call expression to be not considered for inlining
6509 using CALL_CANNOT_INLINE_P flag.
6510 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6511 edges call expression.
6512 (cgraph_decide_inlining_of_small_function): Likewise.
6513 (cgraph_decide_inlining): Likewise.
6514 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6516 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6517 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6518 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6520 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6521 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6523 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6524 convert_parm_for_inlining member.
6526 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6529 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6530 Remove optimization for GT.
6532 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6535 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6537 (prescan_insns_for_dce): Add extra parameter.
6539 2007-06-23 Jan Hubicka <jh@suse.cz>
6542 * gimplify.c (mark_addressable): New function.
6543 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6545 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6548 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6550 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6553 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6554 moves between MMX/SSE registers to at least 8 units to prevent
6555 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6557 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6559 * config/i386/i386.c (override_options): Correct x86_sahf
6562 2007-06-21 David Daney <ddaney@avtrex.com>
6565 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6566 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6567 (exception_receiver): Renamed to ...
6568 (nonlocal_goto_receiver): ... this.
6570 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6572 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6573 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6574 partial register accesses.
6576 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6578 * fold-const.c (debug_fold_checksum): Move it under
6579 ENABLE_FOLD_CHECKING.
6581 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6584 * tree.h (debug_fold_checksum): Declared.
6585 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6586 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6587 build_fold_addr_expr_with_type_1.
6588 (fold_addr_expr, debug_fold_checksum): New.
6589 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6590 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6593 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6595 PR tree-optimization/19590
6596 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6597 of scev is a constant.
6598 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6600 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6602 * df-problems.c (df_note_bb_compute): Made computation of live
6603 info consistent with df_lr.
6605 2007-06-21 Richard Guenther <rguenther@suse.de>
6607 PR tree-optimization/32453
6608 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6609 for pointer anti-range.
6611 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6613 * config/i386/i386.c (processor_target_table): Increase maximum
6614 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6617 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6618 byte alignment if > 8 byte alignment is preferred.
6619 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6621 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6623 PR tree-optimization/31866
6624 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6625 if ASM_EXPR's input is not a SSA_NAME.
6628 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6629 but decl is a global var, instead return decl.
6630 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6631 even for is_global_var decls, if they are private in some outer
6634 2007-06-21 Richard Guenther <rguenther@suse.de>
6636 PR tree-optimization/32451
6637 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6639 2007-06-21 Christian Bruel <christian.bruel@st.com>
6641 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6642 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6643 (push_regs): Changed saving order or banked registers.
6644 (sh_expand_epilogue): Likewise.
6645 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6646 (FIRST_BANKED_REG): Likewise.
6647 (LAST_BANKED_REG): Likewise.
6648 * config/sh/sh.md (banked) New attribute.
6649 (in_delay_slot): Check banked attribute.
6651 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6653 PR tree-optimization/32075
6654 * tree-data-ref.c (subscript_dependence_tester_1,
6655 analyze_miv_subscript, analyze_overlapping_iterations,
6656 add_distance_for_zero_overlaps, build_classic_dist_vector,
6657 subscript_dependence_tester_1, analyze_overlapping_iterations,
6658 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6659 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6660 to evolution_function_is_affine_multivariate_p.
6662 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6664 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6666 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6669 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6671 * config/m32c/prologue.md (epilogue_exitd_16): New.
6672 (epilogue_reit_16): New.
6673 (epilogue_exitd): Rename to epilogue_exitd_24.
6674 (epilogue_reit): Rename to epilogue_reit_24.
6676 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6677 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6679 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6681 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6682 if dbg_cnt (sched_insn) reaches the limit.
6683 (choose_ready): New parameter INSN_PTR and new return value.
6684 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6685 the new return value from choose_ready.
6686 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6687 (rest_of_handle_global_alloc): New global_alloc_at_func.
6689 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6691 PR tree-optimization/25737
6692 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6693 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6694 * tree-flow.h (struct fieldoff): Add new field alias_set.
6695 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6696 argument addressable_type. Set alias_set of fieldoff.
6697 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6698 (create_overlap_variables_for): Pass alias_set from fieldoff to
6700 * alias.c (get_alias_set): Use alias_set from SFT if set.
6702 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6704 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6705 of a variable as an unsigned HOST_WIDE_INT integer.
6707 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6709 PR rtl-optimization/32405
6710 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6712 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6714 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6717 * builtins.c: Include diagnostic.h.
6718 (expand_builtin_expect): Make gcc_assert more permissive.
6719 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6722 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6726 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6727 if ACCUMULATE_OUTGOING_ARGS.
6729 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6731 * config/m68hc11/m68hc11.c: Include dataflow header file.
6732 (m68hc11_reorg): Port to dataflow.
6734 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6736 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6737 (struct df_problem.free_blocks_on_set_blocks): New field.
6738 (struct dataflow.optional_p): New field.
6739 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6740 (df_live_set_all_dirty): New function.
6741 * df-scan.c (df_scan_alloc): Initialize optional_p.
6742 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6743 * df-core.c (df_set_blocks): Removed use of
6744 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6745 df_problem.free_blocks_on_set_blocks to determine which blocks are
6747 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6748 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6749 uses dataflow.optional_p to determine if problem should be
6751 (rest_of_handle_df_initialize): Only start live problem if
6753 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6754 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6755 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6756 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6757 problem_NOTE): Initialize free_blocks_on_set_blocks.
6758 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6760 (df_live_set_all_dirty, df_note_alloc): New function.
6761 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6763 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6764 * postreload.c (reload_combine): Ditto.
6765 * cse.c (cse_extended_basic_block): Ditto.
6766 * regmove.c (mark_flags_life_zones): Ditto.
6767 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6768 erase_matching_seqs): Ditto.
6769 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6770 * integrate (allocate_initial_values): Ditto.
6771 * combine.c (reg_dead_at_p): Ditto.
6772 * resource.c (mark_target_live_regs): Ditto.
6773 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6774 * config/sh/sh.c (find_r0_life_regions): Ditto.
6775 * global.c (rest_of_handle_global_alloc): Only add back df_live
6777 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6779 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6781 (if_convert): Make sure df_live is there at -O == 1.
6782 (pass_if_after_combine): Cleanup flags.
6783 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6784 is there at -O == 1.
6786 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6788 * config/arm/arm.c (arm_get_frame_offsets): Set
6789 offsets->locals_base to avoid negative stack size.
6790 (thumb1_expand_prologue): Assert on negative stack size.
6792 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6794 PR tree-optimization/32367
6795 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6796 of the chrec has no evolution in that loop.
6797 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6799 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6801 * config/xtensa/xtensa.c: Include "df.h".
6802 (xtensa_builtin_saveregs): Use adjust_address instead of
6804 (xtensa_va_start): Invoke make_tree with sizetype for
6805 expand_builtin_saveregs and then convert the result to a pointer.
6806 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6807 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6808 Subtract argument size from index value as integers and then use
6809 POINTER_PLUS_EXPR to add the result to the array address.
6811 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6814 * config/m32c/m32c.c: Include dataflow header file.
6815 (m32c_emit_prologue): Adjust for prologue insn change.
6816 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6817 once inside a PARALLEL. Assume frame size passed in operand 0
6818 includes space to save the fb register.
6819 (prologue_enter_24): Likewise.
6820 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6822 2007-06-19 David Daney <ddaney@avtrex.com
6825 * config/mips/mips.md (cprestore): Mark $gp as used.
6827 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6830 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6831 (frv_ifcvt_modify_insn): Likewise.
6833 2007-06-19 Richard Guenther <rguenther@suse.de>
6835 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6836 only handle positive offsets that fit in a HOST_WIDE_INT.
6838 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6840 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6841 result of rsqrt insn for zero input argument to avoid NaN.
6843 2007-06-19 Richard Guenther <rguenther@suse.de>
6846 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6848 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6850 PR tree-optimization/32353
6851 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6853 2007-06-19 Nick Clifton <nickc@redhat.com>
6855 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6857 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6860 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6861 * config/i386/i386.c (assign_386_stack_local): Assert that
6862 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6863 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6864 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6865 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6867 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6869 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6871 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6873 PR rtl-optimization/32321
6874 * gcse.c (replace_store_insn): Update the note before
6875 calling emit_insn_after.
6877 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6880 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6882 * df-problems.c (df_note_bb_compute): Fix dumping info.
6884 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6886 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6887 insn with emit_jump_insn.
6889 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6891 PR tree-optimization/32383
6892 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6893 * targhooks.h (default_builtin_reciprocal): Update prototype.
6894 * target.h (struct gcc_target): Update builtin_reciprocal.
6895 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6896 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6897 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6898 when fndecl is in BUILT_IN_MD class.
6899 (execute_convert_to_rsqrt): Ditto.
6901 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6902 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6903 Convert BUILT_IN_SQRTF code only when md_fn is false.
6905 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6907 * bt-load.c (move_btr_def): Fix the order of arguments
6908 to validate_replace_rtx.
6910 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6912 * config/m68k/m68k-devices.def: Add 54450..54455.
6914 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6916 PR rtl-optimization/32366
6917 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6918 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6921 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6924 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6925 this is true, rescan insn being modified.
6926 (sms_schedule): Added rescan parameter.
6927 (rest_of_handle_sms): Moved freeing of dominance info to before
6928 getting out of cfg_layout.
6930 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6932 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6933 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6936 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6937 FL_CF_EMAC from the entry for isac.
6939 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6940 (const_sibcall_operand): New.
6941 (sibcall_operand): Use it.
6942 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6943 (m68k_isas): ISAC does not imply FPU or EMAC.
6944 (override_options): Add ISA_C logic for symbolic jump & call.
6946 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6948 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6949 return mode from the builtin itself.
6950 (sparc_fold_builtin): Fix cast of zero constant.
6952 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6954 * targhooks.c (default_builtin_reciprocal): New default target hook.
6955 * targhooks.h (default_builtin_reciprocal): Add prototype.
6956 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6957 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6958 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6959 default_builtin_reciprocal.
6961 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6964 * hooks.c (hook_tree_tree_bool_null): New hook.
6965 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6966 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6967 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6968 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6969 and convert it to reciprocal a*rfunc(b).
6970 (execute_convert_to_rsqrt): New function.
6971 (gate_convert_to_rsqrt): New function.
6972 (pass_convert_to_rsqrt): New pass definition.
6973 * target.h (struct gcc_target): Add builtin_reciprocal.
6974 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6975 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6976 TARGET_BUILTIN_RECIPROCAL.
6977 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6979 * config/i386/i386.h (TARGET_RECIP): New define.
6980 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6981 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6982 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6983 and not optimizing for size.
6984 (*rcpsf2_sse): New insn pattern.
6985 (*rsqrtsf2_sse): Ditto.
6986 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6987 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6988 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6989 and not optimizing for size.
6990 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6991 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6992 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6993 and not optimizing for size.
6994 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6995 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6996 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6997 and not optimizing for size.
6998 (*sse_rsqrtv4sf2): Do not export.
7000 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7001 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7002 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7003 and not optimizing for size.
7005 * config/i386/i386.opt (mrecip): New option.
7006 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7007 (ix86_emit_swsqrtsf): Ditto.
7008 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7009 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7011 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7012 ix86_expand_unop1_builtin.
7013 (ix86_emit_swdivsf): New function.
7014 (ix86_emit_swsqrtsf): Ditto.
7015 (ix86_builtin_reciprocal): New function.
7016 (TARGET_BUILTIN_RECIPROCAL): Use it.
7017 (ix86_vectorize_builtin_conversion): Rename from
7018 ix86_builtin_conversion.
7019 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7020 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7021 "i386 and x86_64 Options" section.
7022 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7024 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7025 Zdenek Dvorak <dvorakz@suse.cz>
7026 Richard Guenther <rguenther@suse.de>
7027 Kaz Kojima <kkojima@gcc.gnu.org>
7029 * tree-vrp.c (compare_values_warnv): Convert val2 to
7031 (extract_range_from_assert): Create
7032 POINTER_PLUS_EXPR for pointer types.
7033 (extract_range_from_binary_expr): Handle
7034 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7036 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7037 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7038 POINTER_PLUS_EXPR as PLUS_EXPR.
7039 (number_of_iterations_lt_to_ne):
7040 For pointer types, use sizetype when
7041 creating MINUS_EXPR/PLUS_EXPRs.
7042 (assert_loop_rolls_lt): For pointer types, use sizetype when
7043 creating MINUS_EXPR/PLUS_EXPRs.
7044 (number_of_iterations_le): Likewise.
7045 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7046 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7047 like PLUS_EXPR and MINUS_EXPR.
7048 * tree-pretty-print.c (dump_generic_node): Handle
7050 (op_prio): Likewise.
7051 (op_symbol_1): Likewise.
7052 * optabs.c (optab_for_tree_code): Likewise.
7053 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7055 * tree-tailcall.c (process_assignment): Mention
7056 POINTER_PLUS_EXPR in a TODO comment.
7057 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7058 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7059 not used with a pointer and an integer type.
7060 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7061 increment using chrec_convert_rhs instead of chrec_convert.
7062 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7063 PLUS_EXPR except for the right hand side's type will be
7065 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7066 (fold_used_pointer_cast): Kill.
7067 (pointer_offset_p): Kill.
7068 (fold_used_pointer): Kill.
7069 (pointer_used_p): Kill.
7070 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7071 call fold_used_pointer.
7072 (instantiate_parameters_1): Convert the increment
7073 using chrec_convert_rhs instead of chrec_convert.
7074 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7075 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7076 instead of PLUS_EXPR.
7077 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7078 PLUS_EXPR for pointers.
7079 (std_gimplify_va_arg_expr): Likewise.
7080 (fold_builtin_memory_op): Likewise.
7081 (fold_builtin_strstr): Likewise.
7082 (fold_builtin_strchr): Likewise.
7083 (fold_builtin_strrchr): Likewise.
7084 (fold_builtin_strpbrk): Likewise.
7085 (expand_builtin_memory_chk): Likewise.
7086 (fold_builtin_memory_chk): Likewise.
7087 (std_expand_builtin_va_start): Use
7088 sizetype for the call to make_tree and then convert
7089 to the pointer type.
7090 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7091 instead of PLUS_EXPR for adding to a pointer.
7092 (std_gimplify_va_arg_expr): Use fold_build2 for
7093 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7094 the operands to sizetype first and then cast the BIT_AND_EXPR
7095 back to the pointer type.
7096 * fold-const.c (build_range_check): Handle pointer types
7098 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7099 of PLUS_EXPR's. Make sure the offset is converted to
7101 (try_move_mult_to_index): Strip the NOPs from the offset.
7102 Remove code argument and replace all uses with PLUS_EXPR.
7103 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7104 specially. Don't use a pointer type for MINUS_EXPR.
7105 (fold_unary): Handle for (T1)(X op Y),
7106 only p+ as that is the only as that can be handled for
7107 binary operators now.
7108 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7110 <case PLUS_EXPR>: Add folding of PTR+INT into
7112 Don't call try_move_mult_to_index.
7113 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7114 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7115 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7116 Don't call try_move_mult_to_index.
7117 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7118 (tree_expr_nonzero_p): Likewise.
7119 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7120 of PLUS_EXPR for the complex expression folding.
7121 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7122 first chrec is a pointer type, then the second should
7123 be sizetype and not the first's type.
7124 For POINTER_PLUS_EXPR, use a different right hand side type.
7125 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7126 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7127 different right hand side type.
7128 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7129 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7130 instead of PLUS_EXPR.
7131 When either operand is zero, convert the other operand.
7132 (chrec_apply): Use chrec_convert_rhs
7133 on the argument x instead of chrec_convert.
7134 (reset_evolution_in_loop): For pointer types, the new_evol
7136 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7137 different right hand side type.
7138 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7139 (chrec_convert_rhs): New function.
7140 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7141 different right hand side type.
7142 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7143 * tree-chrec.h (chrec_convert_rhs): New prototype.
7144 (build_polynomial_chrec): For pointer types, the right hand
7145 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7146 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7147 Remove subtraction case as it is always addition now.
7148 Make sure the offset is converted to sizetype.
7149 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7150 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7151 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7152 PLUS_EXPR in pointer type.
7153 Handle POINTER_PLUS_EXPR.
7154 (tree_to_aff_combination): Likewise.
7155 (force_expr_to_var_cost): Likewise.
7156 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7157 instead of PLUS_EXPR for pointers.
7158 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7159 instead of PLUS_EXPR of pointer types.
7160 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7162 (check_va_list_escapes): Likewise.
7163 (check_all_va_list_escapes): Likewise.
7164 * dwarf2out.c (loc_descriptor_from_tree_1):
7165 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7166 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7167 (string_constant): Likewise.
7168 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7169 the offset to the base, use POINTER_PLUS_EXPR.
7170 (add_to_parts): Convert the index to sizetype.
7171 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7172 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7173 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7174 Offset only holds something for PLUS_EXPR.
7175 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7177 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7179 (analyze_accesses_for_modify_stmt): Likewise.
7180 Remove comment about the type being integral type as it is
7182 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7184 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7186 Correct the type which the artimentic is done in (is now
7189 * tree-data-ref.c (split_constant_offset): Handle
7191 * tree-affine.c (tree_to_aff_combination): Likewise.
7192 * c-typeck.c (build_unary_op): For pointers create the increment
7193 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7195 * gimplify.c (gimplify_self_mod_expr): Create a
7196 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7197 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7198 * tree.def (POINTER_PLUS_EXPR): New tree code.
7199 * tree-predcom.c (ref_at_iteration): If we have a pointer
7200 type do the multiplication in sizetype.
7201 * tree-mudflap.c (mf_xform_derefs_1): Create a
7202 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7203 * tree-ssa-forwprop.c
7204 (forward_propagate_addr_into_variable_array_index):
7205 Don't expect there to be a cast for the index as that
7206 does not exist anymore.
7207 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7208 instead of PLUS_EXPR.
7209 Don't check for the first operand of the POINTER_PLUS_EXPR
7210 was the index as it cannot be.
7211 Call forward_propagate_addr_into_variable_array_index with
7212 the SSA_NAME instead of the statement.
7213 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7214 (compare_constant): Likewise.
7215 (copy_constant): Likewise.
7216 (compute_reloc_for_constant): Likewise.
7217 (output_addressed_constants): Likewise.
7218 (initializer_constant_valid_p): Likewise.
7219 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7220 Convert the MIN/MAX of the inner type to the outer
7221 type before comparing them.
7222 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7223 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7224 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7225 of PLUS_EXPR for pointers.
7226 * tree-inline.c (estimate_num_insns_1): Handle
7228 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7229 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7230 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7231 instead of PLUS_EXPR for the pointer increment statement.
7232 (vect_update_ivs_after_vectorizer): For pointer types, create
7233 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7234 MULT_EXPR in sizetype.
7235 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7237 * tree-object-size.c (plus_expr_object_size): Handle
7238 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7239 code which is trying to figure out which side is a pointer and
7241 (check_for_plus_in_loops_1): Likewise.
7242 (check_for_plus_in_loops): Likewise.
7243 * c-common.c (pointer_int_sum): Create a
7244 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7245 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7246 only POINTER_PLUS_EXPR. Removing all the extra
7247 code which is trying to figure out which side is a pointer and
7249 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7250 PLUS_EXPR and MINUS_EXPR.
7251 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7253 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7254 with make_tree, instead of a pointer type.
7255 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7256 for pointers instead of PLUS_EXPR.
7257 (s390_gimplify_va_arg): Likewise.
7258 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7259 instead of PLUS_EXPR when doing addition on pointer
7260 types. Use sizetype for the second operand.
7261 (spu_gimplify_va_arg_expr): Likewise.
7262 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7263 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7264 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7265 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7266 for the pointer addition and also use size_int/sizetype
7268 (ix86_gimplify_va_arg): Likewise.
7269 Perform BIT_AND_EXPR on sizetype arguments.
7270 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7271 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7272 for the pointer additions and also use size_int for the offsets.
7273 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7274 additions and also use size_int for the offsets. Perform
7275 BIT_AND_EXPR on sizetype arguments.
7276 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7277 POINTER_PLUS_EXPR for pointers and create the
7278 BIT_AND_EXPR in sizetype.
7279 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7280 instead of PLUS_EXPR for pointer addition.
7281 (rs6000_va_start): Likewise.
7282 Also use sizetype for the offset.
7283 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7284 as PLUS_EXPR/MINUS_EXPR.
7285 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7286 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7287 Don't use BIT_AND_EXPR on a pointer type, convert the
7288 expression to sizetype first.
7289 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7291 (mips_gimplify_va_arg_expr): Likewise.
7292 Don't create BIT_AND_EXPR in a pointer type.
7294 2007-06-15 Eric Christopher <echristo@apple.com>
7296 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7297 (x86_64-*-darwin*): Ditto.
7298 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7301 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7303 * doc/extend.texi: Document behavior of __attribute__((aligned))
7306 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7308 * rtlanal.c (note_stores): Improve documentation.
7310 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7312 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7313 LOCAL_LABEL_PREFIX): Delete.
7314 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7315 (bfin_internal_label): Delete.
7317 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7319 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7320 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7321 otherwise define to LIBGCC2_TF_CEXT.
7322 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7323 (LIBGCC_TF_CEXT): Ditto.
7326 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7328 PR rtl-optimization/32339
7329 * df-scan.c (df_uses_record): Don't modify flags but just add to
7330 it for df_ref_record.
7332 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7334 * tree-mudflap.c: Fix whitespace issues.
7336 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7338 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7340 2007-06-14 Eric Christopher <echristo@apple.com>
7342 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7343 (movv4sf): Use gcc_unreachable instead of abort.
7345 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7348 * config/i386/sfp-machine.h (CMPtype): New define.
7349 (mach stubs): Use CMPtype instead of int as a return type.
7351 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7353 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7354 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7355 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7356 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7357 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7358 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7359 config/soft-fp/soft-fp.h: Update from glibc CVS.
7361 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7363 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7365 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7368 * config/v850/v850.c: Include dataflow header file.
7369 (substitute_ep_register): Fix typo.
7371 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7373 * configure.ac: Fix earlier checkin.
7374 * configure: Regenerated.
7376 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7378 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7379 * aclocal.m4: Regenerate.
7380 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7381 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7382 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7383 * configure: Regenerate.
7384 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7386 * Makefile.in (quickstrap): Build libgcc too.
7388 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7390 * configure.ac: Add --enable-checking=df. Explicitly mention that
7391 the variables are initialized as for "release".
7392 * df-core.c: Use it.
7393 * configure: Regenerate.
7394 * config.in: Regenerate.
7396 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7398 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7399 validate_replace_rtx instead of replace_rtx.
7400 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7402 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7404 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7405 (DWARF2_UNWIND_INFO): Override default if configured with
7407 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7408 (ENDFILE_SPEC): Add crtend.o.
7409 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7410 (ENDFILE_SPEC): Add crtend.o.
7411 (TARGET_USE_JCR_SECTION): Define.
7412 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7414 * config/i386/cygming-crtbegin.c: New file.
7415 * config/i386/cygming-crtend.c: New file.
7417 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7419 * config/i386/w32-unwind.h: New file.
7421 2007-06-13 Eric Christopher <echristo@apple.com>
7423 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7424 the user set a value below STACK_BOUNDARY.
7426 2007-06-13 Thiemo Seufer <ths@networkno.de>
7428 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7429 imply -lpthread for -pthread.
7431 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7433 * basic-block.h: Remove the prototype for
7434 free_basic_block_vars.
7435 * cfglayout.h: Remove the prototype for
7436 insn_locators_initialize.
7437 * tree.h: Remove the prototype for emit_line_note.
7439 * tree-ssa-pre.c (mergephitemp): Remove.
7440 (init_pre): Don't use mergephitemp.
7442 2007-06-13 Eric Christopher <echristo@apple.com>
7444 * config/i386/i386.c (override_options): If we've specified
7445 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7447 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7449 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7452 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7454 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7455 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7456 (eh_store_handler): New pattern.
7457 (eh_return): Emit it instead of a plain move.
7459 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7461 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7462 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7463 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7466 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7468 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7469 (find_next_insn_start, find_load): New functions.
7470 (bfin_reorg): Use them to deal with the fact that parallel insns are
7471 no longer represented as a SEQUENCE.
7473 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7475 * config/sparc/sparc.c (sparc_override_options): Initialize
7478 2007-06-13 Dave Korn <dave.korn@artimi.com>
7480 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7483 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7485 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7486 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7487 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7488 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7489 tree-vect-transform.c: Fix comment typos. Follow spelling
7492 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7494 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7495 to the exit block use set.
7496 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7497 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7498 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7500 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7502 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7503 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7504 to indicate an error.
7505 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7507 (dbg_cnt_process_opt): Print an error on a bad argument.
7508 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7509 * common.opt (-fdbg-cnt-list): New.
7510 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7512 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7514 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7515 flag on ref-all pointers.
7517 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7520 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7521 for the offset with the modifier as EXPAND_INITIALIZER
7522 if the modifier is EXPAND_INITIALIZER.
7523 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7524 a register if we had an overflow.
7526 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7528 * real.c (real_isfinite): New.
7529 (real_sqrt): Use it.
7530 * real.h (real_isfinite): New.
7531 * builtins.c: Use it.
7533 2007-06-12 Ian Lance Taylor <iant@google.com>
7534 Daniel Berlin <dberlin@dberlin.org>
7537 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7538 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7539 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7540 (DECL_NO_TBAA_P): Define.
7541 (struct tree_decl_common): Add no_tbaa_flag field.
7542 * tree-ssa-structalias.c (struct variable_info): Add
7543 no_tbaa_pruning field.
7544 (new_var_info): Initialize no_tbaa_pruning field.
7545 (unify_nodes): Copy no_tbaa_pruning field.
7546 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7547 (dump_solution_for_var): Print no_tbaa_pruning flag.
7548 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7550 (compute_tbaa_pruning): New static function.
7551 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7552 Call compute_tbaa_pruning.
7553 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7554 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7555 * gimple-low.c (lower_stmt): Likewise.
7556 * tree-gimple.c (is_gimple_stmt): Likewise.
7557 * tree-ssa-operands.c (get_expr_operands): Likewise.
7558 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7559 * tree-inline.c (estimate_num_insns_1): Likewise.
7560 (copy_result_decl_to_var): Likewise.
7561 * expr.c (expand_expr_real_1): Likewise.
7562 * tree-pretty-print.c (dump_generic_node): Likewise.
7563 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7564 * omp-low.c (omp_copy_decl_2): Likewise.
7565 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7566 * doc/c-tree.texi (Expression trees): Document
7567 CHANGE_DYNAMIC_TYPE_EXPR.
7569 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7571 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7572 with !HONOR_NANS and !HONOR_INFINITIES.
7573 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7575 2007-06-12 Tristan Gingold <gingold@adacore.com>
7577 * gcov.c: Comments updated.
7578 (source_info): Add file_time field.
7579 (source_index): New variable.
7580 (mutiple_files): New variable.
7581 (generate_results): New function extracted from process_file.
7582 (process_file): Save and restore chain of functions, generate
7583 results and free structures only if not merging results.
7584 (release_structures): File names are now freed in create_file_names
7585 (create_file_names): Free previous file names.
7586 (find_source): File date is now read here and modifications in
7587 source files is checked here.
7588 (read_graph_file): Only reverse order of functions for the current
7590 (make_gcov_file_name): Do not generate long names if input_name is
7592 (output_lines): If merging results do not display graph, data and
7594 Checking source file modification is done in find_source.
7596 * doc/gcov.texi: Append an s to sourcefile.
7598 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7600 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7601 (forced_nop): New pattern.
7602 * config/bfin/bfin.c: Include "df.h".
7603 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7604 (bfin_discover_loop): Use df_get_live_in instead of
7605 global_live_at_start.
7606 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7607 df_analyze when done.
7608 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7609 the insns. Use QImode for the final insn in a bundle. Call
7610 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7612 (reorder_var_tracking_notes): New function.
7613 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7614 update_life_info. Call df_analyze after scheduling and bundle
7615 generation. Call reorder_var_tracking_notes if generating these
7616 notes. Call df_finish_pass at the end.
7618 2007-06-12 Dirk Mueller <dmueller@suse.de>
7620 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7621 a comparison, not an assignment.
7623 2007-06-12 Olivier Hainque <hainque@adacore.com>
7625 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7626 Request walking the subtrees only, leaving the current is_lhs/val_only
7628 (convert_non_local_reference): Likewise.
7630 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7632 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7634 2007-06-12 Richard Guenther <rguenther@suse.de>
7636 PR tree-optimization/15353
7637 PR tree-optimization/31657
7638 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7639 * timevar.def: Add TV_TREE_IFCOMBINE.
7640 * tree-pass.h (pass_tree_ifcombine): Declare.
7641 * tree-ssa-ifcombine.c: New file.
7642 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7643 * tree-flow.h (blocks_in_phiopt_order): Declare.
7644 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7645 (tree-ssa-ifcombine.o): New dependencies.
7647 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7649 PR rtl-optimization/32293
7650 * combine.c (simplify_if_then_else): Truncate return from
7651 nonzero_bits() to correct mode.
7653 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7655 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7656 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7658 2007-06-11 Diego Novillo <dnovillo@google.com>
7660 * Makefile.in (reload1.o-warn): Remove.
7662 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7664 * combine.c (subst): Use reg_overlap_mentioned_p
7665 instead of comparing register numbers directly.
7667 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7669 * reload1.c (mark_home_live_1): Use the mode parameter.
7671 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7673 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7674 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7678 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7680 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7682 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7684 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7685 from integer registers.
7686 (FP mode splitters): Handle TFmode.
7688 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7690 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7691 for ref-all pointers that point-to anything.
7693 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7695 * config/arm/arm.c (arm_output_dwarf_dtprel,
7696 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7698 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7700 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7701 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7704 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7706 * tree.c (signed_or_unsigned_type_for): New.
7707 (unsigned_type_for): Use signed_or_unsigned_type_for.
7708 (signed_type_for): Use signed_or_unsigned_type_for.
7709 * tree.h (signed_or_unsigned_type_for): New.
7710 (get_signed_or_unsigned_type): Remove.
7711 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7712 lang_hooks.types.signed_type
7713 (size_diffop): Likewise.
7714 (all_ones_mask_p): Likewise.
7715 (build_range_check): Likewise.
7716 (fold_cond_expr_with_comparison): Likewise.
7717 (fold_cond_expr_with_comparison): Likewise.
7718 (unextend): Likewise.
7719 (extract_muldiv_1): Likewise.
7720 (fold_single_bit_test_into_sign_test): Likewise.
7721 (fold_binary): Likewise.
7722 (fold_ternary): Likewise.
7723 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7724 instead of get_signed_or_unsigned_type.
7725 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7726 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7727 * expr.c (signed_or_unsigned_type_for): Use
7728 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7729 * langhooks.c (get_signed_or_unsigned_type): Remove.
7730 (lhd_signed_or_unsigned_type): Remove.
7731 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7732 signed_or_unsigned_type.
7733 (lhd_signed_or_unsigned_type): Remove.
7734 * expmed.c (make_tree): Use signed_type_for instead of
7735 lang_hooks.types.signed_type.
7736 * c-common.c (same_scalar_type_ignoring_signedness): Use
7737 c_common_signed_type instead of lang_hooks.types.signed_type.
7738 (c_common_unsigned_type): New.
7739 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7740 (shorten_compare): Use c_common_unsigned_type instead of
7741 c_common_signed_or_unsigned_type.
7742 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7744 * convert.c (convert_to_integer): Use signed_type_for instead of
7745 lang_hooks.types.signed_type.
7746 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7747 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7748 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7749 * c-format.c (check_format_types): Use c_common_unsigned_type
7750 instead of unsigned_type_for.
7751 * c-decl.c (groakdeclarator): Likewise.
7752 * c-typeck.c (convert_for_assignment): Likewise.
7753 * c-common.h (c_common_unsigned_type): New.
7755 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7758 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7759 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7761 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7764 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7765 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7767 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7768 Sebastian Pop <sebpop@gmail.com>
7770 * lambda-code.c (remove_iv): New.
7771 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7773 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7775 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7776 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7777 * tree-ssa-loop-prefetch.c: Include optabs.h.
7778 (FENCE_FOLLOWING_MOVNT): New macro.
7779 (struct mem_ref): Add independent_p and storent_p fields.
7780 (record_ref): Initalize the new fields.
7781 (gather_memory_references_ref): Return true if the reference
7783 (gather_memory_references): Check whether all memory accesses
7784 in loop were recorded.
7785 (should_issue_prefetch_p): Return false for nontemporal stores.
7786 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7787 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7788 (determine_loop_nest_reuse): Detect independent memory references.
7789 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7790 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7791 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7792 * config/i386/i386.h (x86_mfence): Declare.
7793 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7794 * config/i386/i386.c (x86_mfence): New variable.
7795 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7797 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7798 * optabs.c (init_optabs): Initialize storent_optab.
7799 * optabs.h (enum optab_index): Add OTI_storent.
7800 (storent_optab): Declare.
7801 * genopinit.c (optabs): Add initialization for storent_optab.
7802 * tree.h (MOVE_NONTEMPORAL): New macro.
7803 * expr.c (expand_assignment, store_expr, store_constructor_field,
7804 store_constructor, store_field, expand_expr_real_1): Propagate
7805 nontemporality of the expanded store.
7806 (emit_storent_insn): New function.
7807 * expr.h (expand_assignment, store_expr): Declaration changed.
7808 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7809 to expand_assignment.
7810 * stmt.c (expand_asm_expr): Ditto.
7811 * calls.c (initialize_argument_information): Pass false as
7812 nontemporality to store_expr.
7813 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7816 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7818 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7820 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7822 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7824 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7825 and allow DECL_P here.
7827 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7829 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7830 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7831 track of the size of the expression.
7832 * cfghooks.c (merge_blocks): Remove block from loops structure only
7833 after call of the merge_blocks hook.
7835 2007-06-09 Tom Tromey <tromey@redhat.com>
7837 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7838 (deprecated_state): Removed.
7839 (start_decl): Update.
7840 (enum deprecated_states): Moved earlier.
7841 (groktypename): Update.
7842 (push_parm_decl): Likewise.
7843 (grokfield): Likewise.
7844 (start_function): Likewise.
7846 2007-06-09 Ian Lance Taylor <iant@google.com>
7848 PR tree-optimization/32169
7849 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7850 CONVERT_EXPR, check whether min and max both converted to an
7851 overflow infinity representation.
7853 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7855 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7856 not inserted on the edge.
7858 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7860 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7861 instructions if they are supported.
7862 (__divsi3, __umodsi3, __modsi3): Likewise.
7863 (__ashldi3, __ashrdi3, __lshrdi3): New.
7864 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7866 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7867 Tony Linthicum <tony.linthicum@amd.com>
7869 * doc/invoke.texi: Add fvect-cost-model flag.
7870 * common.opt (fvect-cost-model): New flag.
7871 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7872 cost fields in stmt_vec_info struct for STMT.
7873 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7874 fields in stmt_vec_info struct and access functions for the same.
7875 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7876 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7877 load, store and vector to scalar operation.
7878 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7879 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7880 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7881 (TARG_VEC_STORE_COST): Define cost of vector store.
7882 (vect_estimate_min_profitable_iters): Define new function.
7883 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7884 check to evaluate if loop iterations are less than minimum profitable
7885 iterations determined by cost model or minimum vect loop bound defined
7886 by user, whichever is more conservative.
7887 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7888 run-time check to evaluate if loop iterations are less than minimum
7889 profitable iterations determined by cost model or minimum vect loop
7890 bound defined by user, whichever is more conservative.
7891 (vect_estimate_min_profitable_iterations): New function to estimate
7892 mimimimum iterartions required for vector version of loop to be
7893 profitable over scalar version.
7894 (vect_model_reduction_cost): New function.
7895 (vect_model_induction_cost): New function.
7896 (vect_model_simple_cost): New function.
7897 (vect_cost_strided_group_size): New function.
7898 (vect_model_store_cost): New function.
7899 (vect_model_load_cost): New function.
7900 (vectorizable_reduction): Call vect_model_reduction_cost during
7902 (vectorizable_induction): Call vect_model_induction_cost during
7904 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7905 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7906 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7907 vectorizable_promotion, vectorizable_demotion): Call
7908 vect_model_simple_cost during analysis phase.
7910 2007-06-08 Simon Baldwin <simonb@google.com>
7912 * reg-stack.c (get_true_reg): Readability change. Moved default case
7913 label into direct switch statement scope.
7915 2007-06-08 Simon Baldwin <simonb@google.com>
7917 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7918 in gcc_assert() with '==' comparison.
7920 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7922 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7923 TARGET_ABM handling of x86_popcnt variable.
7925 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7927 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7928 __builtin_copysignq and __builtin_infq built-in functions.
7930 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7932 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7933 SSE4.2 section. Correct built-in function names in SSE4A section.
7935 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7937 PR tree-optimization/32243
7938 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7939 for ncopies after ratio check between nunits_out and nunits_in.
7940 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7942 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7944 PR tree-optimization/32224
7945 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7946 vectorization upon a non GIMPLE_MODIFY_STMT.
7948 2007-06-08 Christian Bruel <christian.bruel@st.com>
7951 * config/sh/sh.md (doloop_end): New pattern and splitter.
7952 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7954 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7957 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7959 (verify_dominators): Do not change dominance tree.
7961 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7963 * config/sh/constraints.md: New file.
7964 * config/sh/sh.c: Include tm-constrs.h.
7965 (reg_class_from_letter): Remove.
7966 (prepare_cbranch_operands): Use satisfies_constraint_*
7967 function instead of macro.
7968 (andcosts, broken_move, sh_secondary_reload): Likewise.
7969 * config/sh/predicates.md (trapping_target_operand): Likewise.
7970 (and_operand, arith_operand, arith_reg_or_0_operand,
7971 cmp_operand, logical_operand, target_operand,
7972 ua_address_operand, ua_offset, xor_operand): Likewise.
7973 * config/sh/sh.md: Include constraints.md.
7974 (*movsicc_t_false): Use satisfies_constraint_* function
7976 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7977 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7978 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7979 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7980 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7981 (REG_CLASS_FROM_CONSTRAINT): Remove.
7982 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7983 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7984 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7985 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7986 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7987 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7988 function instead of macro.
7989 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7990 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7991 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7992 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7993 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7994 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7995 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7996 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7997 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7998 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7999 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8000 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8001 EXTRA_CONSTRAINT_STR): Likewise.
8002 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8004 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8006 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8008 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8011 * c-common.h (flag_cpp0x): Replaced by...
8012 (cxx_dialect): ... this new variable specifying the C++ dialect that
8014 * c-common.c (flag_cpp0x): Removed.
8015 (cxx_dialect): Defined.
8016 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8018 * c-opts.c (c_common_post_options): Likewise.
8019 (set_std_cxx98): Set cxx_dialect to cxx98.
8020 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8022 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8023 Hui-May Chang <hm.chang@apple.com>
8025 * doc/invoke.texi (Darwin Options): Update documentation for
8026 -mmacosx-version-min.
8027 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8028 * config/darwin-driver.c: New file.
8029 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8030 * config/t-darwin (darwin-driver.o): New rule.
8032 * config/darwin-c.c (version_as_macro): Ignore low digit.
8034 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8036 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8037 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8038 (CSGNMODE): New mode macro.
8039 (CSGNVMODE): New mode attribute.
8040 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8041 expander using CSGNMODE mode macro. Handle TFmode.
8042 (copysign<mode>3_const): Rename from copysignsf3_const and
8043 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8045 (copysign<mode>3_var): Rename from copysignsf3_var and
8046 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8048 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8049 mode macro. Handle TFmode.
8050 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8051 (iortf3, *iortf3): Ditto.
8052 (xortf3, *xortf3): Ditto.
8053 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8054 TFmode and TImode masks.
8055 (ix86_expand_copysign): Expand TFmode copysign insn.
8056 (IX86_BUILTIN_INFQ): New.
8057 (IX86_BUILTIN_FABSQ): Ditto.
8058 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8059 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8060 [__builtin_fabsq]: Ditto.
8061 [__builtin_copysignq]: Ditto.
8062 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8063 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8064 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8065 ix86_expand_binop_builtin().
8067 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8069 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8071 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8074 * rtl.h (push_to_sequence2): New.
8075 * emit-rtl.c (push_to_sequence2): New.
8076 * function.c (assign_parm_data_all): Add new fields.
8077 (assign_parm_setup_block): Call push_to_sequence2 instead of
8079 (assign_parm_setup_reg): Ditto.
8080 (assign_parm_setup_stack): Ditto.
8081 (assign_parms_unsplit_complex): Ditto.
8082 (assign_parms): Change field name.
8084 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8086 PR tree-optimization/32220
8087 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8088 phi node is reached before defining statement.
8090 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8093 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8094 after changing the right hand side of the assignment.
8096 2007-06-06 Eric Christopher <echristo@apple.com>
8098 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8099 (x86_64-*-darwin*): Ditto.
8100 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8101 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8103 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8105 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8107 (add_key): Likewise.
8108 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8109 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8111 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8113 (add_cost_one_coalesce): Likewise.
8114 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8115 variable names. Rename orig to orig_name for consistency.
8116 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8118 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8120 (record_equivalences_from_stmt): Likewise.
8121 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8122 the coding conventions.
8123 (memory_ssa_name_same): Likewise.
8124 (dse_optimize_stmt): Likewise.
8125 (dse_record_phis): Likewise.
8126 (dse_finalize_block): Likewise.
8127 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8128 keywords as variable names.
8129 (may_move_till): Cast according to the coding conventions.
8130 (force_move_till_expr): Avoid using C++ keywords as variable names.
8131 (force_move_till): Cast according to the coding conventions.
8132 (memref_hash): Likewise.
8133 (memref_eq): Likewise.
8134 (gather_mem_refs_stmt): Likewise.
8135 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8136 using C++ keywords as variable names.
8137 (idx_find_step): Cast according to the coding conventions.
8138 (idx_record_use): Likewise.
8139 (find_depends): Likewise.
8140 (prepare_decl_rtl): Likewise.
8141 (mbc_entry_hash): Likewise.
8142 (mbc_entry_eq): Likewise.
8143 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8144 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8145 (idx_infer_loop_bounds): Cast according to the coding conventions.
8146 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8147 * tree-ssa-math-opts.c (occ_new ): Likwise.
8148 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8150 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8152 (add_use_op): Likewise.
8153 (add_vop): Likewise.
8154 (add_vuse_op): Likewise.
8155 (add_vdef_op): Likewise.
8156 (get_expr_operands): Likewise.
8157 (push_stmt_changes): Use type safe memory macros.
8158 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8159 keywords as variable names.
8160 (conditional_replacement): Likewise.
8161 (minmax_replacement): Likewise.
8162 (abs_replacement): Likewise.
8163 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8165 (insert_fake_stores): Avoid using C++ keywords as variable names.
8166 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8168 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8169 (heapvar_insert): Use type safe memory macros.
8170 (new_var_info): Cast according to the coding conventions.
8171 (new_constraint): Likewise.
8172 (remove_preds_and_fake_succs): Use type safe memory macros.
8173 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8175 (thread_single_edge): Likewise.
8176 (thread_through_loop_header): Likewise.
8178 2007-06-06 Eric Christopher <echristo@apple.com>
8180 * config/i386/i386.c (override_options): Move handling
8181 of TARGET_SUBTARGET* earlier.
8183 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8185 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8188 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8190 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8191 emited outside of basic block.
8192 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8194 * rtl.h (delete_insn_chain): Declaration changed.
8195 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8197 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8198 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8199 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8200 to delete_insn_chain.
8201 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8202 do not have bb field set.
8203 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8205 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8206 * cfgcleanup.c (try_optimize_cfg): Ditto.
8208 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8210 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8211 (lambda_body_vector_new): Use type safe memory macros.
8212 (lambda_linear_expression_new): Likewise.
8213 (lambda_loopnest_new): Likewise.
8214 (lambda_lattice_new): Likewise.
8215 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8216 conventions. Use type safe memory macros.
8217 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8218 (lambda_body_vector_s): Likewise.
8219 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8220 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8222 2007-06-06 Richard Guenther <rguenther@suse.de>
8224 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8225 if we need to schedule cfg_cleanup.
8226 (tree_ssa_forward_propagate_single_use_vars): Do so.
8228 2007-06-06 Ian Lance Taylor <iant@google.com>
8230 * fold-const.c (merge_ranges): If range_successor or
8231 range_predecessor fail, just return 0.
8233 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8235 PR tree-optimization/32216
8236 * tree-vectorizer.c (supportable_widening_operation): Determine
8237 signedness of FIX_TRUNC_EXPR from output operand.
8238 (supportable_narrowing_operation): Ditto.
8239 * tree-vect-generic.c (expand_vector_operations_1): Determine
8240 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8243 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8245 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8246 (struct pta): ...from here. Change flags to unsigned to avoid
8247 excessive casting (as it is used as a bit mask).
8248 (override_options): Add casts according to the coding convenventions.
8249 (x86_64_elf_unique_section): Likewise.
8250 (examine_argument): Avoid using C++ keywords as variable names.
8251 (construct_container): Likewise.
8252 (legitimize_pic_address): Likewise.
8253 (get_dllimport_decl): Cast according to the coding conventions. Use
8254 type safe memory macros.
8255 (legitimize_address): Cast according to the coding conventions.
8256 (emit_i387_cw_initialization): Corrected the type of slot to enum
8258 (ix86_init_machine_status): Use type safe memory macros.
8259 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8260 (bdesc_pcmpistr): Likewise.
8261 (bdesc_crc32): Likewise.
8262 (bdesc_sse_3arg): Likewise.
8263 (bdesc_2arg): Likewise.
8264 (bdesc_1arg): Likewise.
8265 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8266 (ix86_expand_sse_pcmpistr): Likewise.
8267 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8268 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8269 int to match the langhook definition.
8270 (ix86_builtin_conversion): Change the type of code to unsigned init to
8271 match the langhook definition.
8272 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8274 (ix86_preferred_output_reload_class): Likewise.
8275 (ix86_cannot_change_mode_class): Likewise.
8276 (ix86_memory_move_cost): Likewise.
8277 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8278 avoid excessive casting later on.
8279 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8281 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8283 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8284 as flags setting insn.
8285 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8287 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8289 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8290 (UNSPEC_ROUND): New.
8291 ("sse4_1_round<mode>2"): New insn pattern.
8292 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8294 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8295 expander using SSEMODEF mode macro. Expand using
8296 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8297 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8298 expander using SSEMODEF mode macro. Expand using
8299 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8300 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8301 expander using SSEMODEF mode macro. Expand using
8302 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8303 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8304 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8305 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8308 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8309 Sebastian Pop <sebpop@gmail.com>
8311 * lambda.h (build_linear_expr): New.
8312 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8313 Use build_linear_expr, call fold and force_gimple_operand.
8314 (lambda_loopnest_to_gcc_loopnest): Check that there is
8315 something to insert.
8316 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8318 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8320 PR preprocessor/23479
8321 * doc/extend.texi: Document the 0b-prefixed binary integer
8324 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8326 PR tree-optimization/32215
8327 * tree-vectorizer.c (supportable_widening_operation): Return false
8328 for unsupported FIX_TRUNC_EXPR tree code.
8329 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8331 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8333 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8334 register on SPE targets. Change documentation to reflect
8336 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8337 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8338 out of the register allocation pool.
8339 (rs6000_reg_live_or_pic_offset_p): New function.
8340 (rs6000_emit_prologue): Move the actual saving of LR up to free
8341 r0 for holding r11. Split saving of SPE 64-bit registers into
8342 its own case. Ensure that offsets will always be in-range for
8343 'evstdd' by using r11 as a scratch register to point at the start
8344 of the SPE save area. Save r11 if necessary, as it is the static
8346 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8347 into its own case. Ensure that offsets will always be in-range
8348 for 'evldd' by using r11 as a scratch register to point at the
8349 start of the SPE save area. Also adjust r11 when restoring
8350 the stack pointer to compensate for pre-loading r11.
8352 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8354 * cfg.c (init_flow): Use type safe memory macros.
8355 (alloc_block): Likewise.
8356 (unchecked_make_edge): Likewise.
8357 (dump_flow_info): Avoid using C++ keywords as variable names.
8358 (copy_original_table_clear): Cast according to the coding conventions.
8359 (copy_original_table_set): Likewise.
8360 * cfgexpand (label_rtx_for_bb): Likewise.
8361 (expand_gimple_basic_block): Likewise.
8362 * cfghooks.c (dump_bb): Likewise.
8363 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8365 (lv_add_condition_to_bb): Likewise.
8366 * cfglayout (relink_block_chain): Cast according to the coding
8368 (fixup_reorder_chain): Likewise.
8369 (fixup_fallthru_exit_predecessor): Likewise.
8370 * cfgloop.c (glb_enum_p): Likewise.
8371 (get_exit_description): Likewise.
8372 (dump_recorded_exit): Likewise.
8373 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8374 (struct loop): ... from here.
8375 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8377 * cfgrtl.c (rtl_create_basic_block): Likewise.
8378 (rtl_split_block): Likewise.
8379 (rtl_dump_bb): Likewise.
8380 (cfg_layout_split_block): Likewise.
8381 (init_rtl_bb_info): Use typesafe memory macros.
8383 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8384 * graphds.h: Updated all usages of edge to graph_edge.
8385 * graphds.c: Likewise.
8386 * cfgloopanal.c: Likewise.
8388 2007-06-05 Ian Lance Taylor <iant@google.com>
8390 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8391 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8392 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8394 (test_for_singularity): Likewise.
8396 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8398 * config/i386/constraints.md ("Y2"): Replaced by ...
8400 * config/i386/i386.md: Likewise.
8401 * config/i386/mmx.md: Likewise.
8402 * config/i386/sse.md: Likewise.
8404 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8406 * config/i386/constraints.md ("z"): Replaced by ...
8408 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8409 (sse4_1_blendvps): Likewise.
8410 (sse4_1_pblendvb): Likewise.
8411 (sse4_2_pcmpestr): Likewise.
8412 (sse4_2_pcmpestrm): Likewise.
8413 (sse4_2_pcmpestr_cconly): Likewise.
8414 (sse4_2_pcmpistr): Likewise.
8415 (sse4_2_pcmpistrm): Likewise.
8416 (sse4_2_pcmpistr_cconly): Likewise.
8418 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8420 * matrix-reorg.c (transform_access_sites): Fix computation.
8421 (transform_allocation_sites): Same.
8423 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8425 * config/i386/i386.c (override_options): Use
8426 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8428 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8430 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8431 (nonimm_not_xmm0_operand): Ditto.
8432 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8433 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8434 as operand[2] predicate. Require "z" class XMM register for
8435 operand[3]. Adjust asm template.
8436 ("sse4_1_blendvpd"): Ditto.
8437 ("sse4_1_pblendvb"): Ditto.
8438 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8439 force op2 into xmm0 register for variable blend instructions.
8441 2007-06-04 Tom Tromey <tromey@redhat.com>
8443 * c-tree.h (start_enum): Update.
8444 (build_enumerator): Likewise.
8445 * c-decl.c (enum_next_value): Removed.
8446 (enum_overflow): Likewise.
8447 (start_enum): Add c_enum_contents argument. Don't use globals.
8448 (build_enumerator): Likewise.
8449 * c-tree.h (struct c_enum_contents): New struct.
8451 2007-06-04 Tom Tromey <tromey@redhat.com>
8453 * c-common.c (c_common_get_alias_set): Fix indentation.
8455 2007-06-04 Ian Lance Taylor <iant@google.com>
8457 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8458 to overflow, reduce overflow infinity to regular infinity.
8459 (vrp_var_may_overflow): New static function.
8460 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8462 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8464 * stor-layout.c (layout_type): Remove duplicate code.
8466 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8469 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8470 before build_common_builtin_nodes ().
8472 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8475 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8477 2007-06-04 Jan Hubicka <jh@suse.cz>
8479 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8480 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8481 instead of _stat version.
8483 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8485 PR tree-optimization/32194
8486 * tree-predcom.c (determine_offset): Check that both references have
8489 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8491 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8492 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8493 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8494 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8495 Add argument to iterate_fix_dominators call.
8496 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8497 * gcse.c (hoist_code): Change domby to vector.
8498 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8499 Add argument to iterate_fix_dominators call.
8500 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8501 recompute_dominator.
8502 * lambda-code.c (perfect_nestify): Ditto.
8503 * cfgloopanal.c: Include graphds.h.
8504 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8505 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8506 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8508 * graphds.c: New file.
8509 * graphds.h: New file.
8510 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8511 (get_dominated_by, get_dominated_by_region): Change return type to
8513 (verify_dominators): Recompute all dominators and compare the results.
8514 (recount_dominator): Renamed to ...
8515 (recompute_dominator): ... this. Do not check that the block is
8517 (iterate_fix_dominators): Reimplemented.
8518 (prune_bbs_to_update_dominators, root_of_dom_tree,
8519 determine_dominators_for_sons): New functions.
8520 * et-forest.c (et_root): New function.
8521 * et-forest.h (et_root): Declare.
8522 * Makefile.in (graphds.o): Add.
8523 (cfgloopanal.o): Add graphds.h dependency.
8524 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8525 * basic-block.h (get_dominated_by, get_dominated_by_region,
8526 iterate_fix_dominators): Declaration changed.
8527 (recount_dominator): Renamed to ...
8528 (recompute_dominator): ... this.
8529 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8530 (thread_through_all_blocks): Do not free dominance info.
8532 2007-06-03 Andreas Schwab <schwab@suse.de>
8534 * config/m68k/m68k.c (override_options): Don't override
8536 * config/m68k/m68k-modes.def (SF, DF): Define to use
8537 motorola_single_format and motorola_double_format, resp.
8538 * real.c (motorola_single_format): Renamed from
8539 coldfire_single_format.
8540 (motorola_double_format): Renamed from coldfire_double_format.
8541 (encode_ieee_extended): Generate a proper canonical NaN image
8542 respecting canonical_nan_lsbs_set.
8543 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8545 * real.h: Adjust declarations.
8547 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8550 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8551 the symbol is generated with the stack protector.
8553 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8555 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8556 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8558 * doc/extend.texi (interrupt): Mention m68k.
8560 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8562 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8563 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8564 (ix86_expand_sse_pcmpestr): Do not check operands for
8565 "register_operand", when insn operand predicate is "register_operand".
8566 (ix86_expand_sse_pcmpistr): Ditto.
8568 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8569 Uros Bizjak <ubizjak@gmail.com>
8571 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8572 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8573 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8574 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8575 * config/i386/constraints.md ("z"): New register constraint
8576 for members of SSE_FIRST_REG class.
8577 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8578 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8579 SSE_FIRST_REG class.
8580 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8581 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8582 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8583 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8584 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8585 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8586 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8587 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8588 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8589 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8590 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8591 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8592 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8593 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8594 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8595 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8596 (struct builtin_description): Change "flag" field to unsigned.
8597 (bdesc_pcmpestr): New builtin description table.
8598 (bdesc_pcmpistr): Likewise.
8599 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8600 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8601 Initialize pcmp[ei]str[im] insns for SSE4.2.
8602 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8603 (ix86_expand_sse_pcmpistr): Likewise.
8604 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8605 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8606 (UNSPEC_PCMPISTR): Likewise.
8607 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8608 (sse4_2_pcmpestri):New isns pattern.
8609 (sse4_2_pcmpestrm): Likewise.
8610 (sse4_2_pcmpestr_cconly): Likewise.
8611 (sse4_2_pcmpistr): New insn patern and splitter.
8612 (sse4_2_pcmpistri):New isns pattern.
8613 (sse4_2_pcmpistrm): Likewise.
8614 (sse4_2_pcmpistr_cconly): Likewise.
8615 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8618 2007-06-01 David Daney <ddaney@avtrex.com>
8620 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8621 LOADGP_ABSOLUTE and not binds_local_p.
8623 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8625 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8627 2007-06-01 Ian Lance Taylor <iant@google.com>
8629 * tree-vrp.c (compare_name_with_value): Always set
8630 used_strict_overflow if we get a result from the variable itself.
8632 2007-06-01 Ian Lance Taylor <iant@google.com>
8634 PR rtl-optimization/31455
8635 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8636 subregs which have a cast between modes which are not tieable.
8638 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8640 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8641 breaks after return statements.
8643 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8645 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8646 only after no_new_pseudos.
8648 2007-05-31 Eric Christopher <echristo@apple.com>
8650 * expr.c (convert_move): Assert that we don't have a BLKmode
8652 (store_expr): Handle BLKmode moves by calling emit_block_move.
8654 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8656 * c-typeck.c (build_indirect_ref): Include type in error message.
8657 (build_binary_op): Pass types to binary_op_error.
8658 * c-common.c (binary_op_error): Take two type arguments, print out
8660 * c-common.h (binary_op_error): Update prototype.
8662 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8664 * config/i386/i386.c: Correct coments on -mno-sse4.
8666 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8668 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8669 (x86_64-*-*): Likewise.
8670 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8671 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8672 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8673 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8674 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8675 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8676 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8677 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8678 (OPTION_MASK_ISA_SSE4): Likewise.
8679 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8680 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8681 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8682 (override_options): Support SSE4.2.
8683 (ix86_build_const_vector): Support SImode and DImode.
8684 (ix86_build_signbit_mask): Likewise.
8685 (ix86_expand_int_vcond): Support V2DImode.
8686 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8687 (IX86_BUILTIN_CRC32HI): Likewise.
8688 (IX86_BUILTIN_CRC32SI): Likewise.
8689 (IX86_BUILTIN_CRC32DI): Likewise.
8690 (IX86_BUILTIN_PCMPGTQ): Likewise.
8691 (bdesc_crc32): Likewise.
8692 (bdesc_sse_3arg): Likewise.
8693 (ix86_expand_crc32): Likewise.
8694 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8695 (ix86_expand_builtin): Likewise.
8696 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8697 __SSE4_2__ for -msse4.2.
8698 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8699 (CRC32MODE): Likewise.
8700 (crc32modesuffix): Likewise.
8701 (crc32modeconstraint): Likewise.
8702 (sse4_2_crc32<mode>): Likewise.
8703 (sse4_2_crc32di): Likewise.
8704 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8706 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8707 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8708 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8709 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8710 (vcondu<mode>): Likewise.
8711 * doc/extend.texi: Document SSE4.2 built-in functions.
8712 * doc/invoke.texi: Document -msse4.2/-msse4.
8714 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8716 PR tree-optimization/32160
8717 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8718 variable as gimple reg.
8719 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8721 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8723 * gcc.c (main): Don't consider linker options when issuing the
8724 warning about a linker input file not being used.
8726 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8728 * tree-vrp.c (compare_names): Initialize sop.
8730 2007-05-30 Dirk Mueller <dmueller@suse.de>
8732 * cgraphunit.c (cgraph_analyze_function): Remove
8733 computation of inline parameters.
8735 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8737 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8739 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8741 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8742 Add vx-common.h. Include vxworks.h between vx-common.h and
8744 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8746 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8747 (TARGET_ASM_DESTRUCTOR): Likewise.
8748 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8749 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8750 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8751 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8752 (VXWORKS_ENDIAN_SPEC): Define.
8753 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8754 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8755 VXWORKS_* equivalents.
8756 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8757 (ASM_FILE_START): Delete.
8758 (TARGET_VERSION): Reformat.
8759 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8760 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8761 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8762 (FPBIT, DPBIT): Define.
8763 (fp-bit.c, dp-bit.c): New rules.
8764 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8765 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8766 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8767 * config/arm/arm.h: Include vxworks-dummy.h.
8768 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8769 Mark with ATTRIBUTE_UNUSED.
8770 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8771 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8772 make it incompatible with -msingle-pic-base.
8773 (arm_function_ok_for_sibcall): Return false for calls that might
8774 go through a VxWorks PIC PLT entry.
8775 (require_pic_register): New function, split out from...
8776 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8778 (arm_load_pic_register): Handle the VxWorks RTP initialization
8779 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8780 (arm_emit_call_insn): New function.
8781 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8782 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8783 (pic_offset_arm): New pattern.
8784 (call, call_value): Use arm_emit_call_insn.
8785 (call_internal, call_value_internal): New expanders.
8786 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8787 VxWorks unless __PIC__.
8789 2007-05-30 Eric Christopher <echristo@gmail.com>
8791 * genrecog.c: Include regs.h in generated file.
8792 * genemit.c: Ditto. Fix up formatting.
8793 * config/mn10300/constraints.md: New.
8794 * config/mn10300/mn10300.md: Include.
8795 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8796 Fix up for removed macro.
8797 * config/mn10300/predicates.md (call_address_operand): Ditto.
8798 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8799 (CONST_OK_FOR_I): Ditto.
8800 (CONST_OK_FOR_J): Ditto.
8801 (CONST_OK_FOR_K): Ditto.
8802 (CONST_OK_FOR_L): Ditto.
8803 (CONST_OK_FOR_M): Ditto.
8804 (CONST_OK_FOR_N): Ditto.
8805 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8809 (EXTRA_CONSTRAINT): Ditto.
8811 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8813 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8815 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8816 OPTION_MASK_ISA_64BIT.
8817 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8819 2007-05-30 Richard Guenther <rguenther@suse.de>
8822 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8823 types for comparison.
8824 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8825 with original typed arguments.
8826 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8828 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8830 PR tree-optimization/31769
8831 * except.c (duplicate_eh_regions): Clear prev_try if
8832 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8834 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8836 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8837 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8838 bsi of the location where statements should be inserted.
8839 (sink_code_in_bb): Take bsi from statement_sink_location.
8840 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8841 instead of bsi_start.
8842 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8844 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8845 (bsi_move_before): Document inconsistency with bsi_move_after.
8846 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8848 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8850 * config/i386/i386.h (TARGET_ABM): New define.
8851 (TARGET_POPCNT): Ditto.
8852 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8853 New temporary defines to redefine from OPTION_ISA_* defines.
8854 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8855 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8856 (ix86_isa_flags): New extern int declaration.
8857 (TARGET_SUBTARGET_DEFAULT): New define.
8858 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8859 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8860 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8861 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8862 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8863 * config/i386/darwin.h: Change TARGET_64BIT define to
8866 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8867 using existing "ix86_isa_flags" varible.
8868 (m32, m64): Use existing "ix86_isa_flags" variable.
8869 (mmmx, m3dnow): Ditto.
8870 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8871 (mabm): Define as non-negative option using "x86_abm" variable.
8872 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8874 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8875 Rewrite feature test bitmap.
8876 (ix86_isa_flags): New initialized global int varible.
8877 (ix86_isa_flags_explicit): New static int variable.
8878 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8879 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8880 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8881 target_flags_explicit.
8882 (override_options): Remove "target_enable" and "target_disable" fields
8883 from "struct ptt". Update processor_target_table accordingly. Remove
8884 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8885 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8886 "target_flags" and "ix86_isa_flags_explicit" instead of
8887 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8888 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8889 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8890 to true when either of PTA_POPCNT or PTA_ABM is set in
8891 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8892 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8893 processor_alias_table flags entry. Remove handling of
8894 "target_enable" and "target_disable" fields of processor_target_table.
8895 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8896 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8897 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8898 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8899 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8901 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8903 2007-05-29 David Daney <ddaney@avtrex.com>
8906 * config/mips/mips.c (mips_output_mi_thunk): Emit
8907 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8909 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8910 * config/i386/i386.c (ix86_function_regparm): Added checking of
8911 ix86_force_align_arg_pointer to determine the number of
8912 register parameters.
8914 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8916 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8917 (SET_DR_MISALIGNMENT): New.
8918 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8919 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8920 Use SET_DR_MISALIGNMENT.
8921 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8923 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8924 find_loop_nest): Export.
8925 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8926 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8927 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8928 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8930 (struct mem_ref): Add field reuse_distance.
8931 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8932 Initialize reuse_distance field.
8933 (issue_prefetch_ref): Select temporality of prefetch according to
8935 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8936 self_reuse_distance, determine_loop_nest_reuse): New functions.
8937 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8938 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8939 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8942 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8944 * tree-ssa-alias.c: Add aliasing overview.
8946 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8947 Danny Smith <dannysmith@users.sourceforge.net>
8950 * config/i386/t-crtfm: Compile crtfastmath.o with
8951 -minline-all-stringops.
8952 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8953 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8955 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8957 * doc/md.texi: Document constraints on HP PA-RISC.
8959 * pa/constraints.md: New file.
8960 * pa.md: Include constraints.md.
8961 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8962 (integer_store_memory_operand, ldil_cint_p): New functions.
8963 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8964 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8965 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8966 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8967 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8969 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8972 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8973 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8974 case POSTDECREMENT_EXPR>): Return the error_mark_node
8975 if either the real or imaginary parts would an
8978 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8980 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8981 name when we remove it from a call.
8983 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8985 * targhooks.c (default_narrow_bitfield): Remove.
8986 * targhooks.h: Remove the prototype for
8987 default_narrow_bitfield.
8989 * langhooks-def.h: Remove the prototype for
8990 hook_get_alias_set_0.
8991 * langhooks.c (hook_get_alias_set_0): Remove.
8993 * global.c (EXECUTE_IF_CONFLICT): Remove.
8995 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8998 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8999 return true when truth_value_p is true and the type
9002 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9004 * doc/install.texi (Prerequisites): We no longer require Autoconf
9005 2.13 for the top-level.
9007 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9009 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9010 memory access via x86_expand_vector_move_misalign() only for
9011 TImode values on 32-bit targets.
9013 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9015 * matrix-reorg.c: New file. Implement matrix flattening and
9016 transposing optimization.
9017 * tree-pass.h: Add matrix reorg pass.
9018 * common.opt: Add fipa-mreorg flag.
9019 * Makefile.in: Add matrix-reorg.c.
9020 * passes.c: Add matrix reorg pass.
9021 * varpool.c (add_new_static_var): New function.
9022 * cgraph.h (add_new_static_var): Declare.
9024 2007-05-27 Eric Christopher <echristo@apple.com>
9026 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9027 sp_offset depending on stack size. Save r12 depending
9028 on registers we're saving later.
9029 (rs6000_emit_epilogue): Update sp_offset depending only
9032 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9034 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9035 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9036 * ifcvt.c (if_convert): Ditto.
9037 * tree-ssa-threadupdate.c (thread_block): Ditto.
9038 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9039 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9040 verify_loop_closed_ssa): Check number_of_loops instead of
9042 * predict.c (tree_estimate_probability): Ditto.
9043 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9044 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9045 * modulo-sched.c (sms_schedule): Ditto.
9046 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9047 (scev_finalize): Do not do anything if scev analysis was not
9049 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9050 current_loops == NULL.
9051 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9052 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9054 (loop_optimizer_finalize): Assert that loops were analyzed.
9055 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9056 rtl_doloop): Check number_of_loops instead of current_loops.
9057 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9058 current_loops == NULL.
9059 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9060 gate_tree_vectorize tree_linear_transform, check_data_deps,
9061 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9062 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9063 Check number_of_loops instead of current_loops.
9064 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9065 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9066 free loops if available.
9067 (execute_pre): Do not pass do_fre to fini_pre.
9069 2007-05-27 Tobias Burnus <burnus@net-b.de>
9072 * real.c (mpfr_from_real): Fix sign of -Inf.
9074 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9076 * tree-vect-transform.c (vectorizable_conversion): Initialize
9077 tree_code variables to ERROR_MARK.
9078 (vectorizable_type_demotion): Likewise.
9079 (vectorizable_type_promotion): Likewise.
9081 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9084 * config/i386/i386.md (movti): Handle push operands via
9087 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9089 * basic-block.h: Remove the prototype for merge_seq_blocks.
9090 * cfgcleanup.c (merge_seq_blocks): Remove.
9092 * tree-flow.h: Remove the prototype for is_aliased_with.
9093 * tree-ssa-alias.c (is_aliased_with): Remove.
9095 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9097 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9099 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9101 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9102 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9103 (vec_unpacks_hi_v16qi): Likewise.
9104 (vec_unpacku_lo_v16qi): Likewise.
9105 (vec_unpacks_lo_v16qi): Likewise.
9106 (vec_unpacku_hi_v8hi): Likewise.
9107 (vec_unpacks_hi_v8hi): Likewise.
9108 (vec_unpacku_lo_v8hi): Likewise.
9109 (vec_unpacks_lo_v8hi): Likewise.
9110 (vec_unpacku_hi_v4si): Likewise.
9111 (vec_unpacks_hi_v4si): Likewise.
9112 (vec_unpacku_lo_v4si): Likewise.
9113 (vec_unpacks_lo_v4si): Likewise.
9115 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9117 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9118 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9119 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9120 follow spelling conventions in various
9121 warning/error/diagnostic messages.
9123 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9124 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9125 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9126 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9127 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9128 * doc/tm.texi: Follow spelling conventions.
9130 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9133 * tree-ssa-forwprop.c
9134 (forward_propagate_addr_into_variable_array_index): Remove
9135 the lhs argument. Use the type of def_rhs instead of lhs.
9136 (forward_propagate_addr_expr_1): Update use of
9137 forward_propagate_addr_into_variable_array_index.
9139 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9140 Nigel Stephens <nigel@mips.com>
9142 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9143 function attributes, "far" being an alias for "long_call".
9144 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9145 (mips_near_type_p, mips_far_type_p): New.
9146 (mips_comp_type_attributes): New function to check that attributes
9147 attached to a function type are compatible.
9148 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9149 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9150 to the target function of the thunk.
9151 (mips_encode_section_info): Check for "near" and "far" function
9152 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9154 * config/mips/predicates.md (const_call_insn_operand): Test only
9155 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9157 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9160 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9161 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9162 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9163 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9165 2007-05-25 Eric Christopher <echristo@apple.com>
9167 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9168 to x86-darwin configurations.
9169 * config/i386/t-darwin: Add softfp support.
9170 * config/i386/t-darwin64: Ditto.
9171 * config/i386/sfp-machine.h: If mach then don't use
9172 aliasing, emit a stub to call.
9174 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9176 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9177 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9178 tree-predcom.c, tree-ssa-alias-warnings.c,
9179 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9180 comment typos. Follow spelling conventions.
9181 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9183 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9186 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9187 constants into memory. Expand unaligned memory references for
9188 SSE modes via x86_expand_vector_move_misalign() function.
9190 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9192 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9193 "memory" attribute for "sseishft" type insn without operands[2].
9195 2007-05-25 Dirk Mueller <dmueller@suse.de>
9196 Marcus Meissner <meissner@suse.de>
9198 * doc/extend.texi (alloc_size): New attribute.
9199 * c-common.c (handle_alloc_size_attribute): New.
9200 * tree-object-size.c (alloc_object_size): Use alloc_size
9201 attribute, if available.
9203 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9205 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9207 (__builtin_ia32_vec_ext_v2di): Likewise.
9208 (__builtin_ia32_vec_ext_v4si): Likewise.
9209 (__builtin_ia32_vec_ext_v8hi): Likewise.
9210 (__builtin_ia32_vec_ext_v16qi): Likewise.
9211 (__builtin_ia32_vec_set_v8hi): Likewise.
9213 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9215 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9217 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9219 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9220 (arm_is_longcall_p): Rename to...
9221 (arm_is_long_call_p): ...this. Take a single tree argument and
9223 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9224 (CUMULATIVE_ARGS): Remove call_cookie.
9225 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9226 (ENCODED_LONG_CALL_ATTR_P): Delete.
9227 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9228 LONG_CALL_FLAG_CHAR cases.
9229 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9230 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9231 ARM_DECLARE_FUNCTION_SIZE.
9232 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9233 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9234 (arm_encode_call_attribute, current_file_function_operand): Delete.
9235 (arm_function_in_section_p): New function.
9236 (arm_is_longcall_p): Rename to...
9237 (arm_is_long_call_p): ...this. Take the target function as a single
9238 argument and return a bool. Do not rely on call cookies. Check
9239 whether the target symbol is in the same section as the current
9240 function, not just the same compilation unit.
9241 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9242 (arm_encode_section_info): Don't encode a call type.
9243 * config/arm/arm.md (call, call_value): Update calls to
9244 arm_is_long(_)call_p. Simplify logic.
9245 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9246 Update calls to arm_is_long(_)call_p.
9248 2007-05-25 Richard Guenther <rguenther@suse.de>
9250 PR tree-optimization/31982
9251 * tree-ssa-forwprop.c
9252 (forward_propagate_addr_into_variable_array_index): Handle arrays
9253 with element size one.
9255 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9257 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9258 (umulsi3_highpart): Likewise.
9260 2007-05-24 Ian Lance Taylor <iant@google.com>
9262 PR rtl-optimization/32069
9263 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9266 2007-05-24 Ollie Wild <aaw@google.com>
9268 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9271 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9273 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9274 (oprs_unchanged_p): Use it to check all registers in a REG.
9275 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9276 (reg_set_between_after_reload_p): Delete.
9277 (reg_used_between_after_reload_p): Likewise.
9278 (reg_set_or_used_since_bb_start): Likewise.
9279 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9280 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9281 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9282 * rtlanal.c (reg_set_p): Check whether REG overlaps
9283 regs_invalidated_by_call, rather than just checking the
9284 membership of REGNO (REG).
9286 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9288 * doc/passes.texi: Document predictive commoning.
9289 * doc/invoke.texi (-fpredictive-commoning): Document.
9290 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9291 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9292 adding indices to the generated name.
9293 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9294 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9295 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9296 (op_symbol_code): ... and exported.
9297 (dump_omp_clause, op_symbol): Use op_symbol_code
9298 instead of op_symbol_1.
9299 * tree-pass.h (pass_predcom): Declare.
9300 * timevar.def (TV_PREDCOM): New timevar.
9301 * tree-ssa-loop.c (run_tree_predictive_commoning,
9302 gate_tree_predictive_commoning, pass_predcom): New.
9303 * tree-data-ref.c (find_data_references_in_loop): Find the
9304 references in dominance order.
9305 (canonicalize_base_object_address): Ensure that the result has
9307 (dr_analyze_innermost): Export.
9308 (create_data_ref): Code to fail for references with invariant
9310 (find_data_references_in_stmt): ... here.
9311 * tree-data-ref.h (dr_analyze_innermost): Declare.
9312 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9313 (aff_combination_find_elt, name_expansion_hash,
9314 name_expansion_eq, tree_to_aff_combination_expand,
9315 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9317 * tree-affine.h (aff_combination_constant_multiple_p,
9318 tree_to_aff_combination_expand): Declare.
9319 * tree-predcom.c: New file.
9320 * common.opt (fpredictive-commoning): New option.
9321 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9322 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9323 * Makefile.in (tree-predcom.o): Add.
9324 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9325 * passes.c (init_optimization_passes): Add dceloop after
9326 copy propagation in loop optimizer. Add predictive commoning
9327 to loop optimizer passes.
9329 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9331 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9334 2007-05-24 Jan Hubicka <jh@suse.cz>
9336 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9338 (genheader): Include statistics.h.
9340 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9342 * print-rtl.c (flag_dump_unnumbered): Update comments.
9343 (print_rtl): Fix my previous change.
9344 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9347 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9350 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9352 (thread_through_all_blocks): Call initialize_original_copy_tables
9353 and free_original_copy_tables.
9354 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9356 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9357 * cfghooks.c (duplicate_block): Use get_loop_copy.
9358 * cfg.c: Include cfgloop.h.
9359 (loop_copy): New hash table.
9360 (initialize_original_copy_tables): Initialize loop_copy table.
9361 (free_original_copy_tables): Free loop_copy table.
9362 (copy_original_table_clear, copy_original_table_set,
9363 set_loop_copy, get_loop_copy): New functions.
9364 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9365 * cfgloop.h (struct loop): Remove copy field.
9366 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9367 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9369 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9371 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9372 -msse/-msse2/-msse3.
9374 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9376 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9377 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9379 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9382 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9383 * targhooks.h (default_mangle_decl_assembler_name): Declare
9385 * targhooks.c (default_mangle_decl_assembler_name): Define
9387 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9389 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9390 * langhooks.c (lhd_set_decl_assembler_name): Call
9391 targetm.mangle_decl_assembler_name for names with global scope.
9393 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9395 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9396 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9398 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9399 New. Factored out of i386_pe_encode_section_info.
9400 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9401 Move check for prior decoration of stdcall
9402 symbols to i386_pe_encode_section_info.
9403 (i386_pe_encode_section_info): Adjust call to
9404 gen_stdcall_or_fastcall_suffix. Use
9405 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9406 (i386_pe_mangle_decl_assembler_name): New. Wrap
9407 i386_pe_maybe_mangle_decl_assembler_name.
9409 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9411 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9412 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9413 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9414 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9415 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9418 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9419 Nigel Stephens <nigel@mips.com>
9420 Richard Sandiford <richard@codesourcery.com>
9422 Fix up MIPS16 hard float and add support for complex.
9424 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9425 (TARGET_SOFT_FLOAT_ABI): New.
9426 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9427 __mips_soft_float to reflect the ABI in use, not whether the
9428 FPU is directly accessible (e.g., in MIPS16 mode).
9429 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9430 (UNITS_PER_FPVALUE): Likewise.
9432 * config/mips/mips.c (mips_expand_call): Remove redundant
9433 TARGET_MIPS16 check.
9434 (mips_arg_regno): New.
9435 (function_arg_advance): When setting bits in cum->fp_code for
9436 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9438 (function_arg): Use mips_arg_regno.
9439 (mips_return_mode_in_fpr_p): New.
9440 (mips16_call_stub_mode_suffix): New.
9441 (mips16_cfun_returns_in_fpr_p): New.
9442 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9443 (mips_output_function_prologue): Test mips16_hard_float, not
9444 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9445 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9446 return value into a floating-point register.
9447 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9448 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9449 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9450 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9451 word of double arguments from or to the high bits of 64-bit
9452 floating point registers.
9453 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9454 (mips16_fpret_double): New helper function.
9455 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9456 support for complex modes. Fill in DECL_RESULT for stubdecl.
9457 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9459 * config/mips/mips16.S
9460 (RET, ARG1, ARG2): New.
9461 (MERGE_GPRf, MERGE_GPRt): New.
9462 (DELAYt, DELAYf): New.
9463 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9464 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9465 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9466 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9467 (SFOP): Renamed to...
9468 (OPSF3): This, and macro-ified. Updated all uses.
9469 (SFOP2): Renamed to...
9470 (OPSF2): This, and macro-ified. Updated all uses.
9471 (SFCMP): Renamed to...
9472 (CMPSF): This, and macro-ified. Updated all uses.
9473 (SFREVCMP): Renamed to...
9474 (REVCMPSF): This, and macro-ified. Updated all uses.
9475 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9476 (LDDBL1, LDDBL2, RETDBL): Deleted.
9477 (DFOP): Renamed to...
9478 (OPDF3): This, and macro-ified. Updated all uses.
9479 (DFOP2): Renamed to...
9480 (OPDF2): This, and macro-ified. Updated all uses.
9481 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9482 (DFCMP): Renamed to...
9483 (CMPDF): This, and macro-ified. Updated all uses.
9484 (DFREVCMP): Renamed to...
9485 (REVCMPDF): This, and macro-ified. Updated all uses.
9486 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9487 (RET_FUNCTION): New.
9488 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9489 (__mips16_ret_sc, __mips16_ret_dc): New.
9490 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9491 STUB_ARGS_6, STUB_ARGS_10): New.
9492 (CALL_STUB_NO_RET): New.
9493 (__mips16_call_stub_1): Macro-ified.
9494 (__mips16_call_stub_5): Macro-ified.
9495 (__mips16_call_stub_2): Macro-ified.
9496 (__mips16_call_stub_6): Macro-ified.
9497 (__mips16_call_stub_9): Macro-ified.
9498 (__mips16_call_stub_10): Macro-ified.
9499 (CALL_STUB_RET): New.
9500 (__mips16_call_stub_sf_0): Macro-ified.
9501 (__mips16_call_stub_sf_1): Macro-ified.
9502 (__mips16_call_stub_sf_5): Macro-ified.
9503 (__mips16_call_stub_sf_2): Macro-ified.
9504 (__mips16_call_stub_sf_6): Macro-ified.
9505 (__mips16_call_stub_sf_9): Macro-ified.
9506 (__mips16_call_stub_sf_10): Macro-ified.
9507 (__mips16_call_stub_df_0): Macro-ified.
9508 (__mips16_call_stub_df_1): Macro-ified.
9509 (__mips16_call_stub_df_5): Macro-ified.
9510 (__mips16_call_stub_df_2): Macro-ified.
9511 (__mips16_call_stub_df_6): Macro-ified.
9512 (__mips16_call_stub_df_9): Macro-ified.
9513 (__mips16_call_stub_df_10): Macro-ified.
9514 (__mips16_call_stub_sc_0): New.
9515 (__mips16_call_stub_sc_1): New.
9516 (__mips16_call_stub_sc_5): New.
9517 (__mips16_call_stub_sc_2): New.
9518 (__mips16_call_stub_sc_6): New.
9519 (__mips16_call_stub_sc_9): New.
9520 (__mips16_call_stub_sc_10): New.
9521 (__mips16_call_stub_dc_0): New.
9522 (__mips16_call_stub_dc_1): New.
9523 (__mips16_call_stub_dc_5): New.
9524 (__mips16_call_stub_dc_2): New.
9525 (__mips16_call_stub_dc_6): New.
9526 (__mips16_call_stub_dc_9): New.
9527 (__mips16_call_stub_dc_10): New.
9529 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9530 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9531 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9533 2007-05-23 Ian Lance Taylor <iant@google.com>
9535 * doc/invoke.texi (Invoking GCC): Document that the order of the
9538 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9541 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9542 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9543 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9547 * config/score/score.c (score_print_operand): Make sure that only
9548 lower bits are used.
9550 2007-05-22 Ian Lance Taylor <iant@google.com>
9552 * tree-vrp.c (avoid_overflow_infinity): New static function,
9553 broken out of set_value_range_to_value.
9554 (set_value_range_to_value): Call avoid_overflow_infinity.
9555 (extract_range_from_assert): Likewise.
9557 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9560 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9561 change the type before looking for a COMPOUND_EXPR.
9563 2007-05-22 Ian Lance Taylor <iant@google.com>
9565 * lower-subreg.c (decompose_multiword_subregs): If we change an
9566 insn, call remove_retval_note on it.
9568 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9570 * regs.h (end_hard_regno): New function.
9571 (END_HARD_REGNO, END_REGNO): New macros.
9572 (add_to_hard_reg_set): New function.
9573 (remove_from_hard_reg_set): Likewise.
9574 (in_hard_reg_set_p): Likewise.
9575 (overlaps_hard_reg_set_p): Likewise.
9576 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9577 (note_btr_set): Use END_HARD_REGNO.
9578 * caller-save.c (setup_save_areas): Use end_hard_regno.
9579 (mark_set_regs): Use END_HARD_REGNO.
9580 (add_stored_regs): Use end_hard_regno.
9581 (mark_referenced_regs): Use add_to_hard_reg_set.
9582 * combine.c (update_table_tick): Use END_REGNO.
9583 (record_value_for_reg): Likewise.
9584 (record_dead_and_set_regs): Likewise.
9585 (get_last_value_validate): Likewise.
9586 (use_crosses_set_p): Likewise.
9587 (reg_dead_at_p_1): Likewise.
9588 (reg_dead_at_p): Likewise.
9589 (mark_used_regs_combine): Use add_to_hard_reg_set.
9590 (move_deaths): Use END_HARD_REGNO.
9591 (reg_bitfield_target_p): Use end_hard_regno.
9592 (distribute_notes): Use END_HARD_REGNO.
9593 * cse.c (mention_regs): Use END_REGNO.
9594 (insert): Use add_to_hard_reg_set.
9595 (invalidate): Use END_HARD_REGNO.
9596 (invalidate_for_call): Likewise.
9597 (exp_equiv_p): Use END_REGNO.
9598 (cse_insn): Likewise.
9599 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9600 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9601 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9602 * function.c (keep_stack_depressed): Use end_hard_regno.
9603 * global.c (global_alloc): Use end_hard_regno.
9604 (global_conflicts): Use add_to_hard_reg_set instead of
9606 (find_reg): Likewise.
9607 (mark_reg_store): Likewise.
9608 (mark_reg_conflicts): Likewise.
9609 (mark_reg_death): Use remove_from_hard_reg_set.
9610 (mark_reg_live_nc): Delete.
9611 (set_preference): Use end_hard_regno.
9612 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9613 remove_from_hard_reg_set.
9614 (post_mark_life): Use add_to_hard_reg_set.
9615 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9616 (reg_becomes_live): Use add_to_hard_reg_set.
9617 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9618 (peep2_find_free_register): Use add_to_hard_reg_set.
9619 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9620 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9621 * regrename.c (note_sets): Use add_to_hard_reg_set.
9622 (clear_dead_regs): Use remove_from_hard_reg_set.
9623 (regrename_optimize): Use add_to_hard_reg_set.
9624 (find_oldest_value_reg): Use in_hard_reg_set_p.
9625 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9626 (hard_reg_set_here_p): Use end_hard_regno.
9627 (decompose): Likewise.
9628 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9629 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9630 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9631 (mark_home_live): Use end_hard_regno.
9632 (spill_hard_reg): Likewise.
9633 (clear_reload_reg_in_use): Likewise.
9634 * reorg.c (delete_prior_computation): Use END_REGNO.
9635 * resource.c (update_live_status): Use END_HARD_REGNO.
9636 (mark_referenced_resources): Use add_to_hard_reg_set.
9637 (mark_set_resources): Likewise.
9638 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9639 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9640 (reg_overlap_mentioned_p): Likewise.
9641 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9642 (covers_regno_no_parallel_p): Use END_REGNO.
9643 (find_regno_note): Likewise.
9644 (find_reg_fusage): Use END_HARD_REGNO.
9645 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9646 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9648 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9650 * mode-switching.c (reg_dies): Change type of second argument to
9652 (optimize_mode_switching): Update accordingly.
9654 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9656 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9658 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9659 (hard_reg_set_empty_p): ...these new functions.
9660 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9661 GO_IF_HARD_REG_SUBSET.
9662 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9663 instead of GO_IF_HARD_REG_EQUAL.
9664 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9665 instead of GO_IF_HARD_REG_EQUAL.
9666 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9667 GO_IF_HARD_REG_SUBSET.
9668 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9669 GO_IF_HARD_REG_EQUAL.
9670 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9671 of GO_IF_HARD_REG_SUBSET.
9672 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9673 instead of GO_IF_HARD_REG_EQUAL.
9674 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9675 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9676 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9677 of GO_IF_HARD_REG_SUBSET,
9678 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9679 GO_IF_HARD_REG_SUBSET.
9680 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9681 instead of GO_IF_HARD_REG_EQUAL.
9682 * config/sh/sh.c (push_regs, calc_live_regs): Use
9683 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9684 (hard_regs_intersect_p): Delete.
9686 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9688 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9690 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9691 Richard Henderson <rth@redhat.com>
9693 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9695 (x86_64-*-*): Likewise.
9697 * i386/i386-modes.def (V2QI): New.
9699 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9701 (override_options): Support SSE4.1.
9702 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9703 (IX86_BUILTIN_BLENDPS): Likewise.
9704 (IX86_BUILTIN_BLENDVPD): Likewise.
9705 (IX86_BUILTIN_BLENDVPS): Likewise.
9706 (IX86_BUILTIN_PBLENDVB128): Likewise.
9707 (IX86_BUILTIN_PBLENDW128): Likewise.
9708 (IX86_BUILTIN_DPPD): Likewise.
9709 (IX86_BUILTIN_DPPS): Likewise.
9710 (IX86_BUILTIN_INSERTPS128): Likewise.
9711 (IX86_BUILTIN_MOVNTDQA): Likewise.
9712 (IX86_BUILTIN_MPSADBW128): Likewise.
9713 (IX86_BUILTIN_PACKUSDW128): Likewise.
9714 (IX86_BUILTIN_PCMPEQQ): Likewise.
9715 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9716 (IX86_BUILTIN_PMAXSB128): Likewise.
9717 (IX86_BUILTIN_PMAXSD128): Likewise.
9718 (IX86_BUILTIN_PMAXUD128): Likewise.
9719 (IX86_BUILTIN_PMAXUW128): Likewise.
9720 (IX86_BUILTIN_PMINSB128): Likewise.
9721 (IX86_BUILTIN_PMINSD128): Likewise.
9722 (IX86_BUILTIN_PMINUD128): Likewise.
9723 (IX86_BUILTIN_PMINUW128): Likewise.
9724 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9725 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9726 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9727 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9728 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9729 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9730 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9731 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9732 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9733 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9734 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9735 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9736 (IX86_BUILTIN_PMULDQ128): Likewise.
9737 (IX86_BUILTIN_PMULLD128): Likewise.
9738 (IX86_BUILTIN_ROUNDPD): Likewise.
9739 (IX86_BUILTIN_ROUNDPS): Likewise.
9740 (IX86_BUILTIN_ROUNDSD): Likewise.
9741 (IX86_BUILTIN_ROUNDSS): Likewise.
9742 (IX86_BUILTIN_PTESTZ): Likewise.
9743 (IX86_BUILTIN_PTESTC): Likewise.
9744 (IX86_BUILTIN_PTESTNZC): Likewise.
9745 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9746 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9747 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9748 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9749 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9751 (bdesc_sse_3arg): Likewise.
9752 (bdesc_2arg): Likewise.
9753 (bdesc_1arg): Likewise.
9754 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9756 (ix86_expand_sse_4_operands_builtin): New.
9757 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9758 smaller than 8 bits as the 2nd arg.
9759 (ix86_expand_sse_ptest): New.
9760 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9761 (ix86_expand_vector_set): Support SSE4.1.
9762 (ix86_expand_vector_extract): Likewise.
9764 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9765 __SSE4_1__ for -msse4.1.
9767 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9768 (UNSPEC_INSERTPS): Likewise.
9769 (UNSPEC_DP): Likewise.
9770 (UNSPEC_MOVNTDQA): Likewise.
9771 (UNSPEC_MPSADBW): Likewise.
9772 (UNSPEC_PHMINPOSUW): Likewise.
9773 (UNSPEC_PTEST): Likewise.
9774 (UNSPEC_ROUNDP): Likewise.
9775 (UNSPEC_ROUNDS): Likewise.
9777 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9779 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9780 (const_pow2_1_to_32768_operand): Likewise.
9782 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9785 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9787 (sse4_1_insertps): Likewise.
9788 (*sse4_1_extractps): Likewise.
9789 (sse4_1_ptest): Likewise.
9790 (sse4_1_mulv2siv2di3): Likewise.
9791 (*sse4_1_mulv4si3): Likewise.
9792 (*sse4_1_smax<mode>3): Likewise.
9793 (*sse4_1_umax<mode>3): Likewise.
9794 (*sse4_1_smin<mode>3): Likewise.
9795 (*sse4_1_umin<mode>3): Likewise.
9796 (sse4_1_eqv2di3): Likewise.
9797 (*sse4_1_pinsrb): Likewise.
9798 (*sse4_1_pinsrd): Likewise.
9799 (*sse4_1_pinsrq): Likewise.
9800 (*sse4_1_pextrb): Likewise.
9801 (*sse4_1_pextrb_memory): Likewise.
9802 (*sse4_1_pextrw_memory): Likewise.
9803 (*sse4_1_pextrq): Likewise.
9804 (sse4_1_blendpd): Likewise.
9805 (sse4_1_blendps): Likewise.
9806 (sse4_1_blendvpd): Likewise.
9807 (sse4_1_blendvps): Likewise.
9808 (sse4_1_dppd): Likewise.
9809 (sse4_1_dpps): Likewise.
9810 (sse4_1_movntdqa): Likewise.
9811 (sse4_1_mpsadbw): Likewise.
9812 (sse4_1_packusdw): Likewise.
9813 (sse4_1_pblendvb): Likewise.
9814 (sse4_1_pblendw): Likewise.
9815 (sse4_1_phminposuw): Likewise.
9816 (sse4_1_extendv8qiv8hi2): Likewise.
9817 (*sse4_1_extendv8qiv8hi2): Likewise.
9818 (sse4_1_extendv4qiv4si2): Likewise.
9819 (*sse4_1_extendv4qiv4si2): Likewise.
9820 (sse4_1_extendv2qiv2di2): Likewise.
9821 (*sse4_1_extendv2qiv2di2): Likewise.
9822 (sse4_1_extendv4hiv4si2): Likewise.
9823 (*sse4_1_extendv4hiv4si2): Likewise.
9824 (sse4_1_extendv2hiv2di2): Likewise.
9825 (*sse4_1_extendv2hiv2di2): Likewise.
9826 (sse4_1_extendv2siv2di2): Likewise.
9827 (*sse4_1_extendv2siv2di2): Likewise.
9828 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9829 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9830 (sse4_1_zero_extendv4qiv4si2): Likewise.
9831 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9832 (sse4_1_zero_extendv2qiv2di2): Likewise.
9833 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9834 (sse4_1_zero_extendv4hiv4si2): Likewise.
9835 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9836 (sse4_1_zero_extendv2hiv2di2): Likewise.
9837 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9838 (sse4_1_zero_extendv2siv2di2): Likewise.
9839 (*sse4_1_zero_extendv2siv2di2): Likewise.
9840 (sse4_1_roundpd): Likewise.
9841 (sse4_1_roundps): Likewise.
9842 (sse4_1_roundsd): Likewise.
9843 (sse4_1_roundss): Likewise.
9844 (mulv4si3): Don't expand for SSE4.1.
9845 (smax<mode>3): Likewise.
9846 (umaxv4si3): Likewise.
9847 (uminv16qi3): Likewise.
9848 (umin<mode>3): Likewise.
9849 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9851 * doc/extend.texi: Document SSE4.1 built-in functions.
9853 * doc/invoke.texi: Document -msse4.1.
9855 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9857 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9858 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9859 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9860 (ASM_SPEC): Add asm_pcrel_spec.
9861 (EXTRA_SPECS): Add asm_pcrel_spec.
9863 2007-05-21 David Daney <ddaney@avtrex.com>
9865 * doc/install.texi (Building a cross compiler): Add requirements
9866 for Java cross compiler.
9868 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9871 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9872 Add loopno argument. Use evolution_function_is_invariant_rec_p
9873 instead of evolution_function_is_constant_p.
9874 Update calls to evolution_function_is_affine_multivariate_p.
9875 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9876 Add loopno argument.
9877 * tree-scalar-evolution.c (gather_chrec_stats): Call
9878 evolution_function_is_affine_multivariate_p with a loop
9880 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9881 (analyze_overlapping_iterations): Likewise.
9882 (access_functions_are_affine_or_constant_p): Likewise.
9883 (build_classic_dist_vector_1): If the access functions
9884 are equal, don't do anything.
9886 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9887 Paolo Carlini <pcarlini@suse.de>
9888 Uros Bizjak <ubizjak@gmail.com>
9890 * c-cppbuiltin.c (c_cpp_builtins): Define
9891 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9892 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9893 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9894 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9896 2007-05-21 Mike Stump <mrs@apple.com>
9898 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9900 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9902 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9904 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9905 implementation if __OPTIMIZE__ is not defined.
9906 (_mm_alignr_pi8): Ditto.
9907 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9908 (_mm_inserti_si64): Ditto.
9909 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9910 (_mm_slli_epi16): Ditto.
9911 (_mm_slli_epi32): Ditto.
9912 (_mm_slli_epi64): Ditto.
9913 (_mm_srai_epi16): Ditto.
9914 (_mm_srai_epi32): Ditto.
9915 (_mm_srli_si128): Ditto.
9916 (_mm_slli_si128): Ditto.
9917 (_mm_srli_epi16): Ditto.
9918 (_mm_srli_epi32): Ditto.
9919 (_mm_srli_epi64): Ditto.
9920 (_mm_extract_epi16): Ditto.
9921 (_mm_insert_epi16): Ditto.
9922 (_mm_shufflehi_epi16): Ditto.
9923 (_mm_shufflelo_epi16): Ditto.
9924 (_mm_shuffle_epi32): Ditto.
9925 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9927 (_mm_insert_pi16): Ditto.
9929 (_mm_shuffle_pi16): Ditto.
9931 (_mm_shufle_ps): Ditto.
9932 (_mm_prefetch): Ditto.
9934 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9936 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9937 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9938 * real.c (encode_i370_single, decode_i370_single,
9939 encode_i370_double, decode_i370_double): Functions removed.
9940 (i370_single_format, i370_double_format): Initializations removed.
9941 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9942 Consider the log2_b field to always be one.
9943 (ieee_single_format, mips_single_format, coldfire_single_format,
9944 ieee_double_format, mips_double_format, coldfire_double_format,
9945 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9946 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9947 ibm_extended_format, mips_extended_format, ieee_quad_format,
9948 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9949 decimal_single_format, decimal_double_format, decimal_quad_format,
9950 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9951 initialization of log2_b.
9952 * real.h (i370_single_format, i370_double_format): Declarations
9954 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9955 field to always be one.
9957 2007-05-21 Andreas Schwab <schwab@suse.de>
9959 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9960 NOTE_INSN_BASIC_BLOCK_P.
9961 (process_for_unwind_directive): Likewise.
9963 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9965 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9966 * function.h (struct function): Move va_list_gpr_size,
9967 va_list_fpr_size, function_frequency to front of bitfields. Add
9969 (current_function_calls_unwind_init): New.
9970 * except.c (expand_builtin_unwind_init): Set
9971 current_function_calls_unwind_init not
9972 current_function_has_nonlocal_label.
9973 * reload1.c (has_nonexceptional_receiver): New.
9974 (reload): Use it and current_function_calls_unwind_init to
9975 determine whether call-saved regs must be saved.
9977 2007-05-20 Jan Hubicka <jh@suse.cz>
9979 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9980 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9981 * ddg.c (create_ddg): LIkewise.
9982 * final.c (final): Remove hunk moving line number notes around since
9983 they are no longer present at this stage.
9984 (final_scan_insn): Use NOTE_KIND instead of
9985 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9986 (output_asm_label): Likewise.
9987 * reorg.c (dbr_schedule): Likewise.
9988 * haifa-sched.c (unlink_other_notes): Likewise.
9989 * mode-switching.c (optimize_mode_switching): Likewise.
9990 * graph.c (start_bb): Likewise.
9991 * rtl.def (NOTE): Update description.
9992 * jump.c (squeeze_notes): Delete.
9993 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9994 NOTE_INSN_BASIC_BLOCK_P when possible.
9995 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9996 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9997 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9998 (dwarf2out_var_location): Likewise.
9999 * cfgbuild.c (make_edges): Likewise.
10000 (find_basic_blocks_1): Likewise.
10001 * function.c (reorder_blocks_1): Likewise.
10002 (epilogue_done): Likewise.
10003 (reposition_prologue_and_epilogue_notes): Likewise.
10004 * print-rtl.c (print_rtx): Likewise; drop code for printing
10006 (print_rtl): Likewise.
10007 (print_rtl_single): Likewise.
10008 * gcse.c (insert_insn_start_bb): Likewise.
10009 * alias.c (init_alias_analysis): Likewise.
10010 * calls.c (fixup_tail_calls): Likewise.
10011 * except.c (sjlj_emit_function_enter): Likewise.
10012 * emit-rtl.c (add_insn_after): Likeiwse.
10013 (emit_label_before): Likewise.
10014 (emit_label_after): Likewise.
10015 (emit_note_before, emit_note_after, emit_note): Update
10016 parameter to be enum insn_note; do not deal with source
10018 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10019 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10021 (merge_blocks_move_successor_nojumps): Simplify now when
10022 we don't have BLOCK notes.
10023 (try_optimize_cfg): Likewise.
10024 * cfglayout.c (skip_insns_after_block): Likewise.
10025 (record_effective_endpoints): Likewise.
10026 (duplicate_insn_chain): Likewise.
10027 * varasm.c (output_constant_pool_1): Likewise.
10028 * sched-deps.c (sched_analyze): Likewise.
10029 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10031 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10032 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10033 (SET_INSN_DELETED): Simplify.
10034 (NOTE_LINE_NUMBER): Exterminate.
10035 (NOTE_LINE_KIND): New.
10036 (NOTE_INSN_BASIC_BLOCK_P): Update.
10037 (enum insn_note): Simplify.
10038 (GET_NOTE_INSN_NAME) Simplify.
10039 (emit_note_before, emit_note_after, emit_note): Update prototype.
10040 (squeeze_notes): Remove.
10041 * sched-int.h (NOTE_NOT_BB_P): Update.
10042 * resource.c (mark_target_live_regs): Update.
10043 * sched-rgn.c (debug_dependencies): Update.
10044 * sched-vis.c (print_insn): Update.
10045 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10046 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10047 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10048 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10049 (split_branches): Update.
10050 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10052 (sh_adjust_unroll_max): Exterminate.
10053 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10054 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10055 (m68hc11_reorg): Likewise.
10056 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10057 (emit_predicate_relation_info): Update.
10058 (process_for_unwind_directive): Update.
10059 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10060 (output_call): Update.
10061 * config/pa/pa.c (output_lbranch): Update.
10062 (output_millicode_call): Update.
10063 (output_call): Update.
10064 (pa_combine_instructions): Update.
10065 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10066 * config/bfin/bfin.c (gen_one_bundle): Update.
10067 * cfgrtl.c (can_delete_note_p): Update.
10068 (delete_insn): Update.
10069 (rtl_merge_blocks): Update.
10070 (commit_one_edge_insertion): Update.
10071 (rtl_verify_flow_info): Update.
10072 * stmt.c (expand_case): Do not call squeeze_notes.
10074 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10081 * c.opt (Wtype-limits): New.
10082 * doc/invoke.texi (Wtype-limits): Document it.
10083 (Wextra): Enabled by -Wextra.
10084 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10085 * c-common.c (shorten_compare): Warn with Wtype-limits.
10087 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10089 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10090 inlined function, not as a macro.
10091 (_mm_alignr_pi8): Ditto.
10092 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10093 (_mm_inserti_si64): Ditto.
10094 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10095 (_mm_extract_epi16): Ditto.
10096 (_mm_insert_epi16): Ditto.
10097 (_mm_shufflehi_epi16): Ditto.
10098 (_mm_shufflelo_epi16): Ditto.
10099 (_mm_shuffle_epi32): Ditto.
10100 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10101 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10103 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10105 (_m_to_float): Use C89 compatible assignment.
10107 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10110 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10112 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10115 * doc/invoke.texi (Wreturn-type): Complete description.
10116 (Wextra): Delete item about return-type warning.
10117 * c-decl.c: Delete redundant Wextra warning.
10119 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10122 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10123 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10124 inlined function, not as a macro.
10125 (_mm_prefetch): Ditto.
10126 (_m_pextrw): Ditto.
10127 (_mm_insert_pi16): Ditto.
10128 (_m_pinsrw): Ditto.
10129 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10130 (_m_pshufw): Ditto. Add const to __N argument.
10131 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10132 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10133 (_mm_slli_epi32): Ditto.
10134 (_mm_srli_si128): Implement as always inlined function, not as a
10135 macro. Add __inline to function declaration.
10136 (_mm_slli_si128): Ditto.
10138 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10140 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10141 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10143 (struct fenv): New structure.
10144 (FP_HANDLE_EXCEPTIONS): New define.
10145 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10146 (_FP_DECL_EXP): New define.
10147 (FP_INIT_ROUNDMODE): New define.
10148 (FP_ROUNDMODE): New define.
10150 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10152 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10153 (Wconversion): Update description.
10154 (Wconversion-sign): New.
10155 * c.opt (Wconversion-sign): New.
10156 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10157 means disabled for C++. Otherwise, take the status of Wconversion.
10158 * c-common.c (conversion_warning): Warn with either Wconversion or
10160 (warnings_for_convert_and_check): Conditions are already checked by
10161 conversion_warning.
10162 (convert_and_check): Don't check warnings if the conversion failed.
10164 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10165 Anatoly Sokolov <aesok@dol.ru>
10167 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10168 avr_epilogue_uses) : Add declaration.
10169 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10170 * config/avr/constraints.md (R): New constraint.
10171 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10172 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10173 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10174 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10175 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10176 call_prologue_saves, epilogue_restores, return_from_epilogue,
10177 return_from_main_epilogue, return_from_interrupt_epilogue,
10178 return_from_naked_epilogue, prologue, epilogue): New patterns.
10179 (jump): Handle symbol reference.
10180 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10181 avr_output_function_prologue, avr_output_function_epilogue): Remove
10183 (avr_init_machine_status, expand_prologue, expand_epilogue,
10184 avr_asm_function_end_prologue, avr_epilogue_uses,
10185 avr_asm_function_begin_epilogue): New functions.
10186 (prologue_size, epilogue_size, jump_tables_size): Remove global
10188 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10189 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10190 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10191 (avr_override_options): Initialise init_machine_status.
10192 (output_movhi): Handle all stack pointer loads.
10193 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10194 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10195 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10196 (EPILOGUE_USES) Redefine.
10197 (machine_function) Declare.
10199 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10201 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10202 Use a single return statement.
10204 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10206 PR middle-end/30250
10207 * builtins.c (do_mpfr_lgamma_r): New.
10208 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10209 * tree.h (CASE_FLT_FN_REENT): New.
10211 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10213 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10214 (output_die): Use 'unsigned long' with %x.
10215 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10216 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10217 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10219 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10221 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10226 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10227 true if function has no argument.
10229 2007-05-18 DJ Delorie <dj@redhat.com>
10231 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10232 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10234 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10236 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10237 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10238 count_trailing_zeros.
10239 (__i386__): Implement count_leading_zeros using __builtin_clz().
10240 Implement count_trailing_zeros usign __builtin_ctz().
10242 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10244 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10246 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10248 PR middle-end/31344
10249 * expr.c (emit_move_change_mode): Change mode of push operands here.
10251 2007-05-17 Ian Lance Taylor <iant@google.com>
10253 PR tree-optimization/31953
10254 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10255 Change all callers.
10256 (set_value_range_to_null): Call set_value_range_to_value.
10257 (extract_range_from_comparison): Likewise.
10259 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10261 * toplev.c (print_version): Output GMP/MPFR version info.
10263 * builtins.c (CASE_MATHFN_REENT): New macro.
10264 (mathfn_built_in): Use it.
10265 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10266 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10267 BUILT_IN_LGAMMAL_R): New.
10268 * doc/extend.texi: Document new builtins.
10270 PR middle-end/31796
10271 * builtins.c (do_mpfr_remquo): New.
10272 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10273 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10275 PR middle-end/30251
10276 * builtins.c (fold_builtin_1): Handle y0, y1.
10277 (fold_builtin_2): Handle yn.
10279 PR middle-end/30251
10280 * builtins.c (do_mpfr_bessel_n): New.
10281 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10282 (fold_builtin_2): Handle BUILT_IN_JN.
10284 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10287 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10288 TYPE_PRECISION (intmax_type_node).
10290 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10293 * reload.c (subst_reloads): Remove checking.
10295 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10297 PR rtl-optimization/31691
10298 * combine.c (simplify_set): Build a new src pattern instead of
10299 substituting its operands in the COMPARE case.
10301 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10303 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10304 (execute_vrp): Preserve loops through jump threading.
10305 * tree-ssa-threadupdate.c (thread_single_edge,
10306 dbds_continue_enumeration_p, determine_bb_domination_status,
10307 thread_through_loop_header): New functions.
10308 (create_edge_and_update_destination_phis,
10309 create_edge_and_update_destination_phis): Set loops for the new blocks.
10310 (prune_undesirable_thread_requests): Removed.
10311 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10313 (thread_block): Do not call prune_undesirable_thread_requests.
10315 (mark_threaded_blocks): Select edges to thread here.
10316 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10317 Thread edges through loop headers independently.
10318 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10319 * tree-pass.h (TODO_mark_first_instance): New.
10320 (first_pass_instance): Declare.
10321 * cfghooks.c (duplicate_block): Put the block to the original loop
10322 if copy is not specified.
10323 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10324 jump threading. Pass may_peel_loop_headers to
10325 thread_through_all_blocks according to first_pass_instance.
10326 * cfgloop.h (create_preheader): Declare.
10327 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10328 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10329 * passes.c (first_pass_instance): New variable.
10330 (next_pass_1): Set TODO_mark_first_instance.
10331 (execute_todo): Set first_pass_instance.
10333 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10335 PR tree-optimization/24659
10336 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10337 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10338 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10339 OTI_vec_pack_ufix_trunc.
10340 (vec_unpacks_float_hi_optab): Define new macro.
10341 (vec_unpacks_float_lo_optab): Ditto.
10342 (vec_unpacku_float_hi_optab): Ditto.
10343 (vec_unpacku_float_lo_optab): Ditto.
10344 (vec_pack_sfix_trunc_optab): Ditto.
10345 (vec_pack_ufix_trunc_optab): Ditto.
10346 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10347 and vec_pack_[s|u]fix_trunc_optab using
10348 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10349 * tree-vectorizer.c (supportable_widening_operation): Handle
10350 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10351 (supportable_narrowing_operation): New function.
10352 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10353 * tree-vect-transform.c (vectorizable_conversion): Handle
10354 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10355 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10356 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10357 to check for target support.
10358 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10359 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10360 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10361 for VEC_PACK_FIX_TRUNC_EXPR.
10362 (expand_binop): Special case mode of the result for
10363 vec_pack_[u|s]fix_trunc_optab.
10364 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10365 vec_pack_[u|s]fix_trunc_optab.
10367 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10368 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10369 * tree-pretty-print.c (dump_generic_node): Handle
10370 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10371 VEC_PACK_FIX_TRUNC_EXPR.
10373 * expr.c (expand_expr_real_1): Ditto.
10374 * tree-inline.c (estimate_num_insns_1): Ditto.
10375 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10377 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10378 (vec_unpacks_float_lo_v8hi): Ditto.
10379 (vec_unpacku_float_hi_v8hi): Ditto.
10380 (vec_unpacku_float_lo_v8hi): Ditto.
10381 (vec_unpacks_float_hi_v4si): Ditto.
10382 (vec_unpacks_float_lo_v4si): Ditto.
10383 (vec_pack_sfix_trunc_v2df): Ditto.
10385 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10387 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10388 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10389 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10390 [vec_pack_ufix_trunc]: Ditto.
10391 [vec_unpacks_float_hi]: Ditto.
10392 [vec_unpacks_float_lo]: Ditto.
10393 [vec_unpacku_float_hi]: Ditto.
10394 [vec_unpacku_float_lo]: Ditto.
10396 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10398 * soft-fp/README: Update for new files.
10399 * soft-fp/floattisf.c: New file.
10400 * soft-fp/floattidf.c: New file.
10401 * soft-fp/floattitf.c: New file.
10402 * soft-fp/floatuntisf.c: New file.
10403 * soft-fp/floatuntidf.c: New file.
10404 * soft-fp/floatuntitf.c: New file.
10405 * soft-fp/fixsfti.c: New file.
10406 * soft-fp/fixdfti.c: New file.
10407 * soft-fp/fixtfti.c: New file.
10408 * soft-fp/fixunssfti.c: New file.
10409 * soft-fp/fixunsdfti.c: New file.
10410 * soft-fp/fixunstfti.c: New file.
10411 * soft-fp/extendxftf.c: New file.
10412 * soft-fp/trunctfxf.c: New file.
10414 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10415 (__trunctfxf2): Ditto.
10417 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10418 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10419 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10420 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10421 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10422 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10424 * config/i386/t-fprules-softfp64: New file.
10425 * config/i386/sfp-machine.h: New file.
10426 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10427 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10428 and soft-fp/t-softfp to tmake_file.
10429 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10430 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10432 * config/i386/t-linux64 (softfp_wrap_start): New.
10433 (softfp_wrap_end): New.
10434 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10435 supported for TARGET_64BIT.
10437 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10439 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10440 c_common_unsigned_type behavior.
10442 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10444 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10447 2007-05-16 Eric Christopher <echristo@apple.com>
10449 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10450 saving after stack push. Set sp_offset whenever we push.
10451 (rs6000_emit_epilogue): Move altivec register restore before
10454 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10456 * configure.ac: Allow sysroots to be relocated under $prefix as
10457 well as $exec_prefix.
10458 * configure: Regenerate.
10460 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10464 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10466 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10467 (gcc_tooldir): Likewise.
10468 * configure: Regenerate.
10469 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10470 old configure.ac gcc_tooldir setting.
10471 (prefix_to_exec_prefix): New variable.
10472 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10473 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10475 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10477 * c-typeck.c (build_binary_op): Return early for error.
10479 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10481 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10482 struct nb_iter_bound.
10483 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10484 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10485 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10486 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10487 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10488 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10489 (del_scev_info): Use ggc_free.
10490 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10491 * loop-init.c: Include ggc.h.
10492 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10493 (loop_optimizer_finalize): Use ggc_free.
10494 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10495 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10496 pass_iv_optimize): Add TODO_ggc_collect.
10497 * function.h (struct function): Remove skip marker from
10499 * cfgloop.c: Include ggc.h.
10500 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10502 (establish_preds): Vector superloops is gc allocated.
10503 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10505 (flow_loops_find): Vector larray is gc allocated.
10506 (loop_exit_free): Use ggc_free.
10507 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10508 that head of exits list is now not a part of struct loop.
10509 (record_loop_exits): Allocate exits table in gc memory.
10510 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10511 that head of exits list is now not a part of struct loop.
10512 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10513 struct loop_exit): Add GTY marker.
10514 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10515 Add skip marker to aux field. Make head of exits list a separate
10517 (struct loops): Add GTY marker. Make larray vector gc allocated.
10518 Add param marker to exits table.
10519 (get_loops): Type changed.
10520 * Makefile.in (tree-scalar-evolution.o): Add
10521 gt-tree-scalar-evolution.h dependency.
10522 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10523 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10524 * basic-block.h (struct basic_block_def): Remove skip marker from
10527 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10529 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10530 of 0 in the call to expand_expr().
10531 (expand_builtin_mathfn_3): Ditto.
10532 (expand_builtin_interclass_mathfn): Ditto.
10533 (expand_builtin_cexpi): Ditto.
10534 (expand_builtin_int_roundingfn): Ditto.
10535 (expand_builtin_int_roundingfn_2): Ditto.
10536 (expand_builtin_pow): Ditto.
10537 (expand_builtin_powi): Ditto.
10538 (expand_builtin_bswap): Ditto.
10539 (expand_builtin_unop): Ditto.
10540 (expand_builtin_fabs): Ditto.
10541 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10542 the call to expand_expr().
10543 (expand_builtin_sync_operation): Ditto.
10544 (expand_builtin_compare_and_swap): Ditto.
10545 (expand_builtin_lock_test_and_set): Ditto.
10546 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10547 instead of 0 in the call to expand_expr().
10548 (expand_builtin_extract_return_addr): Ditto.
10549 (expand_builtin_eh_return): Ditto.
10550 (expand_eh_return): Ditto.
10551 * explow.c (expr_size): Ditto.
10552 * expr.c (optimize_bitfield_assignment_op): Ditto.
10553 (expand_assignement): Ditto.
10554 (store_expr): Ditto.
10555 (store_field): Ditto.
10556 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10557 the call to expand_expr().
10558 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10559 in the call to expand_expr().
10560 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10561 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10562 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10564 * optabs.c (expand_vec_shift_expr): Ditto.
10565 (expand_vec_cond_expr): Ditto.
10566 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10567 call to expand_expr().
10568 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10569 in the call to expand_expr().
10571 2007-05-14 Dave Korn <dave.korn@artimi.com>
10573 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10575 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10577 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10578 instead of c_common_unsigned_type.
10579 (c_common_unsigned_type): Remove.
10580 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10581 c_common_unsigned_type.
10582 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10583 c_common_unsigned_type.
10584 * c-common.h (c_common_unsigned_type): Remove.
10585 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10586 c_common_unsigned_type.
10587 * c-format.c (check_format_types): Use unsigned_type_for instead of
10588 c_common_unsigned_type.
10589 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10590 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10591 of c_common_unsigned_type.
10592 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10593 lang_hooks.types.unsigned_type.
10594 * expmed.c (make_tree): Use unsigned_type_for instead of
10595 lang_hooks.types.unsigned_type.
10596 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10597 lang_hooks.types.unsigned_type.
10598 (build_range_check): Likewise.
10599 (fold_unary): Likewise.
10600 (fold_binary): Likewise.
10601 (fold_ternary): Likewise.
10602 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10603 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10604 * tree.c (get_unsigned_type): New.
10605 (unsigned_type_for): Use get_unsigned_type instead of
10606 lang_hooks.types.unsigned_type.
10608 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10610 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10611 to m68k_get_function_kind. Update its prototype.
10612 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10614 (m68k_interrupt_function_p): Return enum m68k_function_type
10615 instead of bool. Rename to m68k_get_function_kind.
10616 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10617 target is not fido.
10618 (m68k_compute_frame_layout): Don't mark any register for save
10619 if an interrupt_thread attribute is specified.
10620 (m68k_hard_regno_rename_ok): Update a use of
10621 m68k_interrupt_function_p.
10622 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10623 m68k_interrupt_function_p.
10624 (m68k_function_type): New.
10625 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10626 for a function with an interrupt_thread attribute.
10627 * doc/extend.texi: Document the interrupt_thread attribute.
10629 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10631 Fix PR tree-optimization/31911
10632 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10633 if they didn't change the expression.
10635 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10637 * tree-scalar-evolution.c (resolve_mixers): Exported.
10638 * tree-scalar-evolution.h (resolve_mixers): Declare.
10639 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10640 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10641 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10642 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10643 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10644 strip_conversion, analyze_offset_expr, address_analysis,
10645 object_analysis, analyze_offset): Removed.
10646 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10647 split_constant_offset, canonicalize_base_object_address,
10648 object_address_invariant_in_loop_p, disjoint_objects_p,
10649 dr_may_alias_p, dr_address_invariant_p): New functions.
10650 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10651 and dr_analyze_alias.
10652 (initialize_data_dependence_relation): Use dr_may_alias_p
10653 and object_address_invariant_in_loop_p.
10654 (compute_self_dependence): Handle the case when
10655 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10656 (find_data_references_in_stmt): Restrict the analysis of data
10657 references to the given loop nest.
10658 (find_data_references_in_loop): Made static. Pass loop nest to
10659 find_data_references_in_stmt.
10660 (compute_data_dependences_for_loop): Use DR_VOPS.
10661 (free_data_ref): Free DR_VOPS.
10662 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10663 (struct innermost_loop_behavior): ... new.
10664 (struct base_object_info): Replaced by ...
10665 (struct indices): ... new.
10666 (struct dr_alias): New.
10667 (enum data_ref_type): Removed.
10668 (struct data_reference): Consist of struct innermost_loop_behavior,
10669 struct indices and struct dr_alias.
10670 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10671 (DR_MEMTAG): Renamed to ...
10672 (DR_SYMBOL_TAG): ... this.
10673 (find_data_references_in_loop): Declaration removed.
10674 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10675 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10676 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10677 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10679 2007-05-13 Revital Eres <eres@il.ibm.com>
10681 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10682 which walks virtual def-use chains to find redundant stores.
10683 (dse_optimize_stmt): Call it.
10685 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10687 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10688 * passes.c (init_optimization_passes): Move pass_jump_bypass
10691 * basic-block.h (bb_has_eh_pred): Fix style issue.
10693 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10695 PR rtl-optimization/31848
10696 * loop-invariant.c (move_invariant_reg): If we move an insn
10697 with a REG_EQUAL note, and that insn is not always executed,
10698 remove the REG_EQUAL note.
10700 2007-05-12 Richard Guenther <rguenther@suse.de>
10702 PR tree-optimization/31797
10703 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10704 propagate into a stmt that has volatile ops.
10706 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10708 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10709 (gcc_tooldir): Likewise.
10710 * configure: Regenerate.
10711 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10712 old configure.ac gcc_tooldir setting.
10713 (prefix_to_exec_prefix): New variable.
10714 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10715 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10717 2007-05-11 Silvius Rus <rus@google.com>
10719 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10720 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10721 * c-common.h (strict_aliasing_warning): Change return type.
10722 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10723 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10724 (build_c_cast): Condition call to strict_aliasing_warning.
10725 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10726 * flags.h (set_Wstrict_aliasing): Declare.
10727 * opts.c (set_Wstrict_alising): Define, add call to.
10728 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10729 * tree-ssa-alias-warnings.c: New file.
10730 * tree-ssa-alias.c (compute_may_aliases): Add call to
10731 strict_aliasing_warning_backend.
10733 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10735 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10736 Use loop_depth and loop_outer accessor functions.
10737 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10738 determine_invariantness_stmt, move_computations_stmt): Ditto.
10739 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10740 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10741 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10742 * tree-scalar-evolution.c (interpret_loop_phi,
10743 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10744 instantiate_parameters_1, scev_const_prop): Ditto.
10745 * cfghooks.c (make_forwarder_block): Ditto.
10746 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10747 * modulo-sched.c (loop_canon_p): Ditto.
10748 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10749 slpeel_can_duplicate_loop_p): Ditto.
10750 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10751 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10752 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10753 cancel_loop, verify_loop_structure): Ditto.
10754 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10755 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10756 superloops vector instead of "pred" array.
10757 (establish_preds): Take father loop as an argument. Initialize the
10759 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10760 Do not initialize loop->outer.
10761 (flow_loop_tree_node_remove): Truncate the superloops vector.
10762 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10763 "pred" merged to "superloops" vector.
10764 (loop_depth, loop_outer): New.
10765 (fel_init): Use loop_outer.
10767 2007-05-11 Jan Hubicka <jh@suse.cz>
10769 * cgraphunit.c: Include gt-cgraphunit.h
10770 (static_ctors, static_dtors): New static vars.
10771 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10772 based on implementation in c-common.c
10773 (cgraph_finalize_function): Call record_cdtor_fn.
10774 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10775 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10776 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10777 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10778 build_cdtor, c_build_cdtor_fns): Remove.
10779 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10780 c_build_cdtor_fns): Remove prototype.
10782 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10785 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10786 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10787 * builtins.c (fold_builtin_memchr): New.
10788 (expand_builtin_memchr): Call the latter.
10789 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10790 * doc/extend.texi ([Other built-in functions provided by GCC]):
10793 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10795 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10796 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10797 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10798 PFPO_OP1_TYPE_SHIFT): Constants added.
10799 (DFP_ALL): Mode macro defined.
10800 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10801 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10802 Insn definitions added.
10803 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10804 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10807 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10809 PR tree-optimization/31885
10810 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10811 NULL_TREE to be undetermined.
10812 (automatically_generated_chrec_p): Return false for NULL.
10814 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10816 * config/bfin/bfin.h (MOVE_RATIO): Define.
10818 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10820 * config.gcc (sparc-wrs-vxworks): New target.
10821 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10822 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10823 * config/sparc/sparc.h: Include vxworks-dummy.h.
10824 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10825 include LABEL_REFs too.
10826 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10827 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10829 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10831 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10832 (sparc_emit_call_insn): New function.
10833 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10834 functions when generating VxWorks PIC.
10835 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10836 (call, call_value): Use sparc_emit_call_insn instead of
10839 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10841 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10843 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10845 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10846 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10847 split_double instead of operand_subword.
10849 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10851 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10852 * config/bfin/bfin.c (bfin_local_alignment): New function.
10853 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10855 2007-05-08 Chao-ying Fu <fu@mips.com>
10857 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10858 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10859 (smsub_widen_optab, umsub_widen_optab): Define.
10860 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10862 * genopinit.c (optabs): Fill in smsub_widen_optab and
10864 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10865 and umsub_widen_optab to implement multiply-subtract sequences.
10866 * config/mips/mips.md (*msac<u>_di): Rename to...
10867 (<u>msubsidi4): ...this. Extend condition to include
10868 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10869 of operand 0 to "ka" and use the three-operand form of msub<u>
10871 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10874 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10876 PR rtl-optimization/28011
10877 * reload.c (push_reload): Set dont_share if IN appears in OUT
10878 also when IN is a PLUS rtx.
10879 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10882 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10884 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10885 call unshare_all_decls.
10886 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10887 (unshare_all_decls): Remove.
10889 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10892 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10895 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10896 Nigel Stephens <nigel@mips.com>
10898 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10899 Update comments and all uses.
10900 (MIN_FPRS_PER_FMT): Define.
10901 * config/mips/mips.c (function_arg): Fix to correctly handle
10902 the -mips32r2 -mfp64 -mabi=32 case.
10903 (override_options): Enable use of odd-numbered registers for
10904 SFmode values on MIPS32.
10905 (mips_save_reg_p): Save whole floating-point register pair if
10906 either half is used.
10907 (compute_frame_size): Fix comment.
10909 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10911 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10912 argument of type bool.
10913 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10914 argument. Safely select temporary P register according to it.
10915 (do_link): Change call site of add_to_reg accordingly.
10916 (do_unlink): Add epilogue_p as a fourth argument and pass it
10918 (expand_interrupt_handler_epilogue): Change call of do_unlink
10920 (bfin_expand_prologue): Add a third argument sibcall_p.
10921 * config/bfin/bfin.md (epilogue): Change call of
10922 bfin_expand_epilogue accordingly.
10923 (sibcall_epilogue): Likewise.
10924 (eh_return_internal): Likewise.
10926 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10927 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10928 * config/bfin/bfin.c (bfin_handle_option): Handle
10929 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10930 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10931 Support bf534, bf536 and bf561.
10932 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10934 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10937 * config/i386/i386.c (ix86_function_regparm): Process local
10938 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10940 2007-05-07 Mike Stump <mrs@apple.com>
10942 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10943 also checks for and while statements in C++.
10945 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10947 * gcc.c (at_file_supplied): New variable.
10948 (main): Set it if we expanded argv.
10949 (do_spec_1): Pass an @-file to the linker if we were called with
10950 an @-file argument and HAVE_GNU_LD.
10951 * collect2.c (at_file_supplied): New variable.
10952 (response_file): New variable.
10953 (collect_exit): Unlink response_file if necessary.
10954 (handler): Likewise.
10955 (do_wait): Likewise.
10956 (main): Set at_file_supplied if we expanded argv.
10957 (collect_execute): Pass an @-file to subprocesses if we were called
10958 with an @-file argument.
10959 * configure.ac: Add define for HAVE_GNU_LD.
10960 * configure: Regenerate.
10961 * config.in: Regenerate.
10963 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10965 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10966 operand to HI mode.
10971 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10973 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10974 (TARGET_ENCODE_SECTION_INFO): Re-define.
10975 (m32c_encode_section_info): New
10976 (function_vector_handler): New
10977 (current_function_special_page_vector): New
10978 (m32c_special_page_vector_p): New.
10979 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10981 * config/m32c/jump.md: Added instruction JSRS for functions
10982 with attribute "function_vector".
10983 * doc/extend.texi (function_vector): Added description
10984 for M16C, M32C targets.
10986 2007-05-07 DJ Delorie <dj@redhat.com>
10989 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10990 ashrpsi3, lshrpsi3): Update shift count constraint.
10992 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10993 Nathan Froyd <froydnj@codesourcery.com>
10996 * c-incpath.c (add_path): Strip trailing path separators.
10998 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11000 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11001 Free dominance info before purging EH edges.
11002 (eliminate_degenerate_phis): Likewise.
11003 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11005 2007-05-07 Jan Hubicka <jh@suse.cz>
11007 * gimplify.c (gimplify_expr): Do not crash when folding
11008 (void *)(int)&a + 4.
11010 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11013 * c-opts.c (lang_fortran): Make it non static.
11014 * c-common.h (lang_fortran): New prototype.
11015 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11016 -lang-fortran option was passed by the driver.
11018 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11020 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11021 of ASSERT_CHECKING. Tweak message.
11023 2007-05-06 Revital Eres <eres@il.ibm.com>
11026 * loop-unroll.c (insert_var_expansion_initialization):
11027 Initialize the expansions with -zero instead of +zero.
11029 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11031 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11032 into pic and non-pic versions. Mark r19 as used for
11033 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11034 for tgd_load, tld_load and tie_load .
11035 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11036 version of tgd_load, tld_load and tie_load depending on the
11039 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11040 Jakub Jelinek <jakub@redhat.com>
11042 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11043 (__do_global_dtors_aux): Use more paranoid loop to run
11044 destructors if HIDDEN_DTOR_LIST_END.
11045 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11047 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11049 * varasm.c (align_variable): Don't increase alignment for
11050 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11051 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11053 2007-05-04 Josh Conner <jconner@apple.com>
11055 * basic-block.h (cdi_direction): Assign values to all enumeration
11057 (dom_computed): Remove.
11058 (dom_info_state): New.
11059 (set_dom_info_availability): New.
11060 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11061 walk_data.dom_direction.
11062 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11063 instead of dom_computed[].
11064 (split_edge): Likewise.
11065 (create_basic_block): Likewise.
11066 (merge_blocks): Likewise.
11067 * ifcvt.c (find_if_header): Likewise.
11068 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11069 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11070 * tree-ssa.c (verify_ssa): Likewise.
11071 * tree-cfg.c (tree_verify_flow_info): Likewise.
11072 (remove_edge_and_dominated_blocks): Likewise.
11073 * dominance.c (dom_computed): Make static.
11074 (calc_dfs_tree_nonrec): Change third param to a bool.
11075 (calc_dfs_tree): Change second param to a bool.
11076 (calc_idioms): Change second param to a bool. Use
11077 dom_convert_dir_to_idx.
11078 (init_dom_info): Validate dir before using.
11079 (dom_convert_dir_to_idx): New.
11080 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11081 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11082 (free_dominance_info): Use dom_convert_dir_to_idx.
11083 (get_immediate_dominator): Likewise.
11084 (set_immediate_dominator): Likewise.
11085 (get_dominated_by): Likewise.
11086 (redirect_immediate_dominators): Likewise.
11087 (nearest_common_denominator): Likewise.
11088 (dominated_by_p): Likewise.
11089 (bb_dom_dfs_in): Likewise.
11090 (bb_dom_dfs_out): Likewise.
11091 (recount_dominator): Likewise.
11092 (iterate_fix_dominators): Likewise.
11093 (add_to_dominance_info): Likewise.
11094 (delete_from_dominance_info): Likewise.
11095 (first_dom_son): Likewise.
11096 (next_dom_son): Likewise.
11097 (dom_info_available_p): Likewise.
11098 (dom_info_state): New.
11099 (set_dom_info_availability): New.
11101 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11103 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11105 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11107 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11109 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11110 (subdi3, subdi_carry): Delete.
11112 2007-05-04 Jan Hubicka <jh@suse.cz>
11113 Richard Guenther <rguenther@suse.de>
11115 * opts.c (decode_options): Do not fiddle with inlining
11116 parameters in case of optimizing for size.
11117 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11118 for size do nothing.
11119 (cgraph_decide_inlining_of_small_function): When optimizing for
11120 size never inline functions increasing caller size.
11121 (cgraph_early_inlining): Inline for size when optimizing for size.
11123 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11125 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11126 logical operations piecewise.
11127 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11128 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11129 subdi_sesidi_di): Delete.
11130 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11131 the generated sequence. Allow three-reg add in constraints. Rewrite
11132 the rtl expression for carry to avoid zero_extend of a constant.
11133 (sub_with_carry): New pattern.
11134 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11135 different sequence not involving jumps.
11136 (notbi): Now a named pattern.
11138 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11140 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11141 Add the note about a significant loss of accuracy of some
11142 mathematical routines when these options are used.
11144 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11146 * haifa-sched.c (rtx_vec_t): New typedef.
11147 (contributes_to_priority_p): Extract piece of priority () into new
11149 (priority): Use the function. Add assertion.
11150 (rank_for_schedule, set_priorities): Add assertion to check that
11151 insn's priority is initialized.
11152 (clear_priorities, calc_priorities): Change signature. Make it update
11153 all relevant insns. Update all callers ('add_to_speculative_block ()'
11154 and 'create_block_check_twin ()').
11155 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11156 Add new field 'priority_status'.
11157 (INSN_PRIORITY_STATUS): New macro.
11158 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11160 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11162 * sched-ebb.c (debug_ebb_dependencies): New static function.
11163 (init_ready_list): Use it.
11165 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11166 with changed signature and 'debug_rgn_dependencies ()'.
11167 (debug_rgn_dependencies): New static function.
11168 (init_ready_list): Use it.
11170 * sched-int.h (debug_dependencies): Declare.
11172 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11174 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11176 2007-05-04 Dirk Mueller <dmueller@suse.de>
11178 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11180 2007-05-03 Jan Hubicka <jh@suse.cz>
11182 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11183 ((T1)X op (T1)Y), for pointer type in more cases than before.
11185 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11187 * tree-object-size.c (plus_expr_object_size): When operand size is
11188 unknown, return unknown.
11190 2007-05-03 Dirk Mueller <dmueller@suse.de>
11192 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11194 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11197 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11199 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11201 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11203 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11205 * config/soft-fp/double.h, config/soft-fp/extended.h,
11206 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11207 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11208 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11209 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11212 2007-05-03 Ian Lance Taylor <iant@google.com>
11214 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11215 MASK_PPC_GFXOPT for 8540 or 8548.
11217 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11219 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11220 vect_print_dump_info() to output debug information.
11222 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11225 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11226 operands of size 2 when operand is not MEM_P.
11228 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11230 PR tree-optimization/30565
11231 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11233 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11235 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11236 (umulsi3_highpart): Use them.
11237 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11238 for final accumulator to D regisster tranfser.
11240 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11242 PR tree-optimization/31699
11243 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11245 (vect_enhance_data_refs_alignment): Compute peel amount using
11246 TYPE_VECTOR_SUBPARTS instead of vf.
11247 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11249 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11252 * system.h: Remove inclusion of double-int.h
11253 * tree.h: Include double-int.h
11254 * gengtype.c: Likewise
11255 * cfgloop.h: Likewise
11256 * Makefile.in: Adjust dependencies on double-int.h
11258 2007-05-02 Eric Christopher <echristo@apple.com>
11260 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11261 -shared to -Zdynamiclib.
11263 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11266 * c-common.c (strip_pointer_or_array_types): New function.
11267 * c-common.h (strip_pointer_or_array_types): New function declaration.
11269 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11271 PR tree-optimization/31771
11272 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11274 2007-05-02 Paul Brook <paul@codesourcery.com>
11276 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11278 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11280 PR middle-end/29715
11281 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11284 2007-05-02 Nick Clifton <nickc@redhat.com>
11286 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11288 2007-05-02 Richard Guenther <rguenther@suse.de>
11290 PR tree-optimization/31146
11291 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11292 argument, single_use_p. If we have a single use that is
11293 a conversion to the definition rhs type, propagate that rhs.
11294 (forward_propagate_addr_expr): Pass single_use_p argument
11295 to forward_propagate_addr_expr_1.
11297 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11299 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11302 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11304 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11305 'AMD Family 10 core'.
11307 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11309 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11310 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11311 with SSE3 instruction set support.
11312 * doc/invoke.texi: Likewise.
11314 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11316 * config/i386/i386.c (override_options): Tuning 32-byte loop
11317 alignment for amdfam10 architecture. Increasing the max loop
11318 alignment to 24 bytes.
11320 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11322 * config/m68k/constraints.md: New.
11323 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11324 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11325 EXTRA_CONSTRAINT): Remove.
11326 * config/m68k/m68k.md: Include constraints.md.
11327 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11329 2007-05-01 Ian Lance Taylor <iant@google.com>
11331 PR tree-optimization/31739
11332 * tree-vrp.c (vrp_val_is_max): New static function.
11333 (vrp_val_is_min): New static function.
11334 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11336 (set_value_range): Use vrp_val_is_{max,min}.
11337 (extract_range_from_assert): Likewise.
11338 (extract_range_from_binary_expr): Likewise.
11339 (extract_range_from_unary_expr): Likewise.
11340 (dump_value_range, vrp_meet): Likewise.
11341 (vrp_visit_phi_node): Likewise.
11342 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11344 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11346 * config/i386/gmon-sol2.c (size_t): New type.
11347 (intptr_t): Likewise.
11348 (s_textsize): Declare as size_t.
11350 (monstartup): Use size_t for sizes.
11351 (_mcount): Save and restore registers.
11352 (internal_mcount): Pass 0 as the first argument to monstartup
11354 (moncontrol): Convert pointer to appropriately sized integer
11355 before passing to profil.
11357 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11359 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11360 __NO_FPRS__, not just if _SOFT_DOUBLE.
11361 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11362 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11363 also for E500 double.
11364 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11365 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11368 2007-05-01 Richard Guenther <rguenther@suse.de>
11370 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11373 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11375 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11377 2007-05-01 Jan Hubicka <jh@suse.cz>
11379 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11382 2007-05-01 Jan Hubicka <jh@suse.cz>
11384 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11385 (maybe_fold_offset_to_reference): Declare.
11386 * fold-const.c (fold_unary): Do not fold
11387 (type *)&A into &A->field_of_type_and_offset_0
11388 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11389 size is unknown, give up.
11390 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11392 (maybe_fold_offset_to_reference): New.
11393 (maybe_fold_stmt_indirect): Use it.
11394 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11395 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11397 (gimplify_expr): Likewise for plus_expr.
11399 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11401 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11402 bsi_after_labels. Always insert statements before bsi.
11403 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11404 * predict.c (apply_return_prediction): Check for empty blocks.
11405 * cfgexpand.c (lab_rtx_for_bb): New variable.
11406 (label_rtx_for_bb): Do not create new tree labels.
11407 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11408 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11409 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11411 (label_for_bb): Add field used.
11412 (update_eh_label, main_block_label): Mark the label used.
11413 (cleanup_dead_labels): Remove unused labels.
11415 2007-05-01 Richard Guenther <rguenther@suse.de>
11417 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11418 if it is not about to be set.
11419 (get_value_range): Do not pre-allocate equiv bitmap.
11420 (update_value_range): No need to clear equiv field.
11421 (add_equivalence): Change prototype to get bitmap pointer.
11422 Allocate bitmap here if it is not already.
11423 (extract_range_from_assert): Do not allocate bitmap here.
11424 Update callers to add_equivalence.
11425 (extract_range_from_ssa_name): Likewise.
11426 (get_vr_for_comparison): New static helper.
11427 (compare_name_with_value): Handle NULL equiv bitmap by
11428 peeling the first iteration of the comparison loop.
11429 Use get_vr_for_comparison.
11430 (compare_names): Handle NULL equiv bitmaps by using fake
11431 ones. Use get_vr_for_comparison.
11433 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11435 * double-int.c (mpz_set_double_int): Moved from
11436 tree-ssa-loop-niter.c.
11437 (mpz_get_double_int): Likewise; also, add option to wrap
11438 out-of-range integers.
11439 * double-int.h: New prototypes for above.
11440 * tree.c (get_static_type_bounds): Moved from
11441 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11442 TYPE_MAX_VALUE if they exist..
11443 * tree.h: New prototype for above.
11444 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11445 get_type_bounds calls.
11446 (mpz_set_double_int): Move to double-int.c.
11447 (get_type_bounds): Move to tree.c, rename to
11448 get_static_type_bounds.
11449 (mpz_to_double_int): Move to double-int.c, rename to
11450 mpz_get_double_int.
11452 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11454 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11455 DIV0 exception can fall through to a normal return.
11457 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11459 PR middle-end/22156
11460 Temporarily revert:
11461 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11462 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11463 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11464 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11465 initialize align to silence bogus warning.
11466 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11467 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11469 (struct sra_walk_fns): Remove use_all parameter from use.
11470 (sra_hash_tree): Handle BIT_FIELD_REFs.
11471 (sra_elt_hash): Don't hash bitfld blocks.
11472 (sra_elt_eq): Skip them in parent compares as well. Handle
11474 (sra_walk_expr): Don't maintain or pass down use_all_p.
11475 (scan_use): Remove use_all parameter.
11476 (scalarize_use): Likewise. Re-expand assignment to
11477 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11478 output, and re-scalarize after output. Don't mark anything
11480 (scalarize_ldst): Adjust.
11481 (scalarize_walk_gimple_modify_statement): Likewise.
11482 (build_element_name_1): Handle BIT_FIELD_REFs.
11483 (instantiate_element): Don't warn for any element whose parent
11484 is used as a whole.
11485 (instantiate_missing_elements_1): Return the sra_elt.
11486 (canon_type_for_field): New.
11487 (try_instantiate_multiple_fields): New.
11488 (instantiate_missing_elemnts): Use them.
11489 (mark_no_warning): Removed.
11490 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11491 (REPLDUP, sra_build_elt_assignment): New.
11492 (generate_copy_inout): Use them.
11493 (generate_element_copy): Likewise. Handle bitfld differences.
11494 (generate_element_zero): Don't recurse for blocks. Use
11495 sra_build_elt_assignment.
11496 (generate_one_element_int): Take elt instead of var. Use
11497 sra_build_elt_assignment.
11498 (generate_element_init_1): Adjust.
11499 (scalarize_use, scalarize_copy): Use REPLDUP.
11500 (scalarize_ldst): Move assert before dereference.
11501 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11503 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11506 * tree.c (reconstruct_complex_type): Reconstruct a reference
11508 Also use the same mode for the pointer as the old pointer type.
11510 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11512 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11515 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11517 PR rtl-optimization/31676
11518 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11519 (df_refs_record): Call it.
11521 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11523 * rtl.def (SS_ABS): New code.
11524 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11525 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11526 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11527 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11528 (bfin_init_builtins): Define them.
11529 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11530 (bfin_expand_builtin): ... and handle the others here.
11531 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11532 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11533 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11534 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11535 operand is only HImode.
11537 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11539 * regclass.c (scan_one_insn): Remove splitting of
11542 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11543 Nigel Stephens <nigel@mips.com>
11545 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11547 2007-04-28 Jan Hubicka <jh@suse.cz>
11549 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11550 insn_locators_alloc instead of insn_locators_initialize;
11551 call reset_block_changes.
11552 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11553 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11554 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11555 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11556 * config/score/score.c (th_output_mi_thunk): Likewise.
11557 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11558 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11559 tolerate uninitialized locator info.
11562 * function.c (init_function_start): Don't init line number info.
11563 (expand_function_end): Update.
11564 (reset_block_changes, record_block_change, finalize_block_changes,
11565 check_block_change, free_block_changes): Kill.
11566 * function.h (reset_block_changes, record_block_change,
11567 finalize_block_changes, check_block_change, free_block_changes):
11569 (struct function): Remove ib_boundaries_block.
11570 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11571 Use curr_insn_locator to initialize locator.
11572 (emit_line_note): Remove.
11573 * cfgexpand.c (expand_gimple_cond_expr): Update.
11574 (construct_exit_block): Likewise.
11575 (tree_expand_cfg): Initialize/finalize locators.
11576 * expr.c (expand_expr_real): Update.
11577 * cfglayout.c (line_locators_locs, line_locators_lines,
11578 file_locators_locs, file_locators_files): Remove.
11579 (set_block_levels): Move to cfgexpand.c.
11580 (insn_locators_initialize): Remove.
11581 (pass_insn_locators_initialize): Remove.
11582 (locations_locators_locs, locations_locators_vals): New static vars.
11583 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11585 (insn_locators_alloc, insn_locators_finalize,
11586 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11588 (locator_location): New.
11589 (locator_line, locator_file): Rewrite.
11590 * rtl.h (emit_line_note): Kill.
11591 (insn_locators_alloc, insn_locators_finalize,
11592 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11594 * tree-inline.c (initialize_cfun): Do not initialize
11595 ib_boundaries_block.
11596 * passes.c (pass_insn_locators_initialize): Remove.
11598 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11600 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11601 info. Update last_basic_block correctly.
11603 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11606 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11607 register itself to hold the offset constant. Tell flow the use
11608 of r4 and r5 when they are used.
11610 2007-04-27 Richard Guenther <rguenther@suse.de>
11612 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11613 if we simplified anything.
11614 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11615 warnings until we did a simplification and the stmt was not
11616 marked as TREE_NO_WARNING.
11618 2007-04-27 Mike Stump <mrs@apple.com>
11620 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11622 2007-04-27 Ian Lance Taylor <iant@google.com>
11624 PR middle-end/31710
11625 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11626 TYPE_MAX_VALUE exist, convert them to the new type.
11628 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11630 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11631 if it claims to be available.
11632 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11633 edge is redirected.
11634 (perform_tree_ssa_dce): Always free postdominators.
11636 2007-04-27 Richard Henderson <rth@redhat.com>
11638 * config/alpha/predicates.md (aligned_memory_operand): Mark
11639 as define_special_predicate.
11640 (unaligned_memory_operand, normal_memory_operand): Likewise.
11641 (reg_or_unaligned_mem_operand): Remove.
11642 (any_memory_operand): Match the documentation and check for
11643 non-renumbered pseudos during reload.
11644 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11645 alpha_secondary_reload_class, update to new interface, make static.
11646 Handle CQImode like HImode. Remove FP subreg check.
11647 (alpha_expand_mov): Use replace_equiv_address.
11648 (alpha_expand_mov_nobwx): Use any_memory_operand.
11649 (TARGET_SECONDARY_RELOAD): New.
11650 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11651 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11652 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11653 * config/alpha/alpha.md: ... here.
11654 (RELOAD12, reloadmode): New.
11656 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11657 Don't handle the aligned case here.
11658 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11659 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11660 reload_inhi_help. Don't expect a scratch register.
11661 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11663 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11665 2007-04-27 Richard Guenther <rguenther@suse.de>
11667 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11669 2007-04-27 Richard Guenther <rguenther@suse.de>
11671 PR tree-optimization/30965
11672 PR tree-optimization/30978
11673 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11674 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11675 (find_equivalent_equality_comparison): Likewise.
11676 (simplify_cond): Likewise.
11677 (get_prop_source_stmt): New helper.
11678 (get_prop_dest_stmt): Likewise.
11679 (can_propagate_from): Likewise.
11680 (remove_prop_source_from_use): Likewise.
11681 (combine_cond_expr_cond): Likewise.
11682 (forward_propagate_comparison): New function.
11683 (forward_propagate_into_cond): Rewrite to use fold for
11685 (tree_ssa_forward_propagate_single_use_vars): Call
11686 forward_propagate_comparison to propagate comparisons.
11688 2007-04-27 Richard Guenther <rguenther@suse.de>
11690 PR tree-optimization/31715
11691 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11692 sure to do computation on the offset in an appropriate
11695 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11697 * reload.h (elimination_target_reg_p): Declare.
11698 * reload.c (find_reloads): Don't apply the reg_rtx move
11699 optimization if the SET_DEST satisfies elimination_target_reg_p.
11700 * reload1.c (elimination_target_reg_p): New function.
11701 (gen_reload): In the move/add2 fallback, make sure that op0
11702 does not overlap the destination register.
11704 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11706 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11707 transform only GIMPLE_MODIFY_STMTs.
11708 * tree-complex.c (expand_complex_operations_1): Ditto.
11709 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11710 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11711 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11713 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11714 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11715 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11716 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11717 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11718 slpeel_add_loop_guard): Ditto.
11719 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11720 * lambda-code.c (perfect_nestify): Ditto.
11721 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11722 before the first statement.
11723 * tree-optimize.c (execute_free_datastructures): Fix comments.
11724 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11725 * tree-flow.h (disband_implicit_edges): Declaration removed.
11726 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11728 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11729 COND_EXPRs without gotos.
11730 (disband_implicit_edges, has_label_p): Removed.
11731 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11732 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11734 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11736 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11737 also for COND_EXPRs.
11738 * cfgexpand.c (label_rtx_for_bb): New function.
11739 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11740 Use label_rtx_for_bb to find the labels.
11741 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11742 last block. Detect fallthru edges.
11744 2007-04-26 Ian Lance Taylor <iant@google.com>
11747 * reload.c (find_reloads_subreg_address): If the address was valid
11748 in the original mode but not in the new mode, reload the whole
11751 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11753 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11754 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11755 (cleanup_control_expr_graph): Do not invalidate dominance info.
11756 Record altered blocks.
11757 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11758 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11759 cleanup_tree_cfg_bb): New functions.
11760 (remove_forwarder_block): Do not maintain the worklist of blocks.
11761 Record altered blocks.
11762 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11763 not over whole cfg.
11764 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11765 delete_unreachable_blocks if dominators are not available.
11766 * tree-inline.c (optimize_inline_calls): Free dominance information
11768 * tree-flow.h (remove_edge_and_dominated_blocks,
11769 cfgcleanup_altered_bbs): Altered.
11770 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11772 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11774 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11775 do not invalidate dominators.
11777 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11779 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11780 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11781 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11782 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11784 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11786 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11788 2007-04-26 Richard Guenther <rguenther@suse.de>
11790 PR tree-optimization/31703
11791 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11792 the right type for the target of the bittest.
11794 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11796 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11797 ix86_sol10_return_in_memory.
11799 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11801 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11804 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11807 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11809 PR tree-optimization/30558
11810 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11811 clear this_state.prev_try.
11813 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11814 Mark Mitchell <mark@codesourcery.com>
11816 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11817 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11818 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11820 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11823 * doc/invoke.texi (%:print-asm-header): Document.
11824 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11826 (static_spec_functions): Add print-asm-header.
11827 (main): Print a banner before the --target-help linker options.
11828 (print_asm_header_spec_function): New function.
11830 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11833 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11834 (movsf_ie): Likewise.
11836 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11838 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11840 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11842 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11843 exception for divide-by-zero.
11844 (__umodsi3, __modsi3): Likewise.
11846 2007-04-25 Dirk Mueller <dmueller@suse.de>
11848 * c-typeck.c (build_compound_expr): Annotate warning()
11849 call with OPT_Wunused_value.
11850 * tree-ssa.c (warn_uninit): Annotate warning with
11852 * c-common.c (handle_sentinel_attribute): Annotate warning
11853 call with OPT_Wattributes.
11855 2007-04-25 Thiemo Seufer <ths@mips.com>
11857 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11858 (mips16): Fix typo.
11859 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11860 on to the assembler. Improve handling of -mno-mips16. Add handling
11861 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11862 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11863 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11864 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11866 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11869 * config/i386/winnt.c (i386_pe_file_end): Strip only
11870 USER_LABEL_PREFIX when writing export name.
11872 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11874 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11875 sh/elf.h, vx-common.h and vxworks.h.
11876 * config/sh/sh.h: Include config/vxworks-dummy.h.
11877 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11878 (OVERRIDE_OPTIONS): Use it.
11879 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11880 (vxworks_picreg): New pattern.
11881 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11882 VXWORKS_OS_CPP_BUILTINS.
11883 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11884 to their VXWORKS_* equivalents.
11885 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11886 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11887 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11888 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11889 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11890 -mrtp/-fPIC multilibs.
11891 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11892 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11893 (MULTILIB_OSDIRNAMES): Delete.
11895 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11898 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11900 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11902 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11903 rounding mode to be specified by the caller.
11904 (real_to_mpfr) Likewise.
11905 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11906 include new arguments.
11907 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11909 2007-04-24 Ian Lance Taylor <iant@google.com>
11911 PR tree-optimization/31605
11912 * tree-vrp.c (set_value_range): Check that min and max are not
11913 both overflow infinities.
11914 (set_value_range_to_value): New static function.
11915 (extract_range_from_binary_expr): Call set_value_range_to_value.
11916 (extract_range_from_cond_expr): Likewise.
11917 (extract_range_from_expr): Likewise.
11918 (extract_range_from_unary_expr): Likewise. Don't create a range
11919 which overflows on both sides.
11920 (vrp_meet): Check for a useless range.
11921 (vrp_visit_phi_node): If we see a constant which looks like an
11922 overflow infinity, turn off the TREE_OVERFLOW flag.
11924 2007-04-24 Ian Lance Taylor <iant@google.com>
11926 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11928 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11930 PR diagnostic/25923
11931 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11932 diagnostic message is being built.
11933 * tree-pretty-print.c (dump_generic_node): Only write the
11934 formatted text into BUFFER's stream if we are not building a
11935 diagnostic message.
11936 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11938 * Makefile.in (toplev.o): Depend on tree-pass.h.
11940 2007-04-24 Ian Lance Taylor <iant@google.com>
11942 PR tree-optimization/31602
11943 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11944 conditionals in the copied loop header.
11945 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11946 warnings if TREE_NO_WARNING is set.
11947 * doc/invoke.texi (Warning Options): Clarify that
11948 -Wstrict-overflow does not warn about loops.
11950 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11952 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11953 expand on the comment about _Decimal128 arguments and check the
11954 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11955 that _Decimal128 argument uses even/odd register pair.
11956 (function_arg): Ditto.
11958 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11960 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11961 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11963 2007-04-24 Richard Guenther <rguenther@suse.de>
11964 Olga Golovanevsky <olga@il.ibm.com>
11966 * fold-const.c (multiple_of_p): Check for bottom
11969 2007-04-24 Richard Henderson <rth@redhat.com>
11971 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11972 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11973 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11974 looking for non-zero bits shifted out. Avoid a recursive call
11975 when constructing the scalar.
11976 (__floatundisf): Likewise.
11978 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11980 * dwarf2out.c (field_byte_offset): Move the existing logic
11981 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11982 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11984 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11987 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11988 length argument of 0 for memset.
11989 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11990 unsigned shift instead of the signed variant.
11992 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11994 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11995 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11996 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11997 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11998 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11999 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12000 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12001 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12002 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12003 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12004 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12005 "mul<mode>3", "div<mode>3"): Insn definitions added.
12006 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12007 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12008 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12009 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12010 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12011 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12012 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12013 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12014 TARGET_FLOAT_FORMAT): Macro definitions removed.
12015 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12016 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12017 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12018 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12019 (s390_gen_rtx_const_DI): Function removed.
12020 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12022 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12024 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12025 over an external ffs function.
12027 2007-04-24 Chao-ying Fu <fu@mips.com>
12028 Richard Sandiford <richard@nildram.co.uk>
12030 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12031 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12032 (smadd_widen_optab, umadd_widen_optab): Define.
12033 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12035 * genopinit.c (optabs): Fill in smadd_widen_optab and
12037 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12038 and umadd_widen_optab to implement multiply-add sequences.
12039 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12040 (<u>maddsidi4): ...this. Extend condition to include
12041 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12042 of operand 0 to "ka" and use the three-operand form of madd<u>
12044 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12046 * config/mips/constraints.md (ka): New register constraint.
12048 2007-04-24 Jan Hubicka <j@suse.cz>
12052 2007-04-23 Jan Hubicka <jh@suse.cz>
12053 * function.c (init_function_start): Don't init line number info.
12054 (expand_function_end): Update.
12055 (reset_block_changes, record_block_change, finalize_block_changes,
12056 check_block_change, free_block_changes): Kill.
12057 * function.h (reset_block_changes, record_block_change,
12058 finalize_block_changes, check_block_change, free_block_changes):
12060 (struct function): Remove ib_boundaries_block.
12061 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12062 Use curr_insn_locator to initialize locator.
12063 (emit_line_note): Remove.
12064 * cfgexpand.c (expand_gimple_cond_expr): Update.
12065 (construct_exit_block): Likewise.
12066 (tree_expand_cfg): Initialize/finalize locators.
12067 * expr.c (expand_expr_real): Update.
12068 * cfglayout.c (line_locators_locs, line_locators_lines,
12069 file_locators_locs, file_locators_files): Remove.
12070 (set_block_levels): Move to cfgexpand.c.
12071 (insn_locators_initialize): Remove.
12072 (pass_insn_locators_initialize): Remove.
12073 (locations_locators_locs, locations_locators_vals): New static vars.
12074 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12076 (insn_locators_alloc, insn_locators_finalize,
12077 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12079 (locator_location): New.
12080 (locator_line, locator_file): Rewrite.
12081 * rtl.h (emit_line_note): Kill.
12082 (insn_locators_alloc, insn_locators_finalize,
12083 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12085 * tree-inline.c (initialize_cfun): Do not initialize
12086 ib_boundaries_block.
12087 * passes.c (pass_insn_locators_initialize): Remove.
12089 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12091 * doc/invoke.texi: Removed leading '-' from option index entries.
12093 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12095 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12097 (create_phi_node): Use set_phi_nodes.
12098 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12099 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12100 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12101 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12102 (bsi_start, bsi_last): Use bb_stmt_list.
12103 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12104 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12105 Traverse the statements using tsi iterator.
12106 * basic-block.h (struct basic_block_def): Fields stmt_list
12107 and phi_nodes moved to ...
12108 (struct tree_bb_info): ... new structure.
12109 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12110 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12111 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12112 (tree_verify_flow_info): Verify that il.tree is not set for
12113 entry and exit block.
12114 (tree_split_block): Use set_bb_stmt_list.
12116 2007-04-23 Mike Stump <mrs@apple.com>
12118 * config/i386/i386.c (ix86_tune_features
12119 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12122 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12124 * config/i386/i386.md (prefix_extra): New attribute.
12125 (length): Add prefix_extra.
12127 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12128 (sse2_movntv2di): Likewise.
12129 (sse2_cvtps2dq): Likewise.
12130 (sse2_cvtpd2pi): Likewise.
12131 (sse2_cvttpd2pi): Likewise.
12132 (*sse2_cvtpd2ps): Likewise.
12133 (*add<mode>3): Likewise.
12134 (sse2_ssadd<mode>3): Likewise.
12135 (sse2_usadd<mode>3): Likewise.
12136 (*sub<mode>3): Likewise.
12137 (sse2_sssub<mode>3): Likewise.
12138 (sse2_ussub<mode>3): Likewise.
12139 (*mulv8hi3): Likewise.
12140 (*smulv8hi3_highpart): Likewise.
12141 (*umulv8hi3_highpart): Likewise.
12142 (sse2_umulv2siv2di3): Likewise.
12143 (sse2_pmaddwd): Likewise.
12144 (ashr<mode>3): Likewise.
12145 (lshr<mode>3): Likewise.
12146 (ashl<mode>3): Likewise.
12147 (sse2_ashlti3): Likewise.
12148 (sse2_lshrti3): Likewise.
12149 (*umaxv16qi3): Likewise.
12150 (*smaxv8hi3): Likewise.
12151 (*uminv16qi3): Likewise.
12152 (*sminv8hi3): Likewise.
12153 (sse2_eq<mode>3): Likewise.
12154 (sse2_gt<mode>3): Likewise.
12155 (*and<mode>3): Likewise.
12156 (sse2_nand<mode>3): Likewise.
12157 (*ior<mode>3): Likewise.
12158 (*xor<mode>3): Likewise.
12159 (sse2_packsswb): Likewise.
12160 (sse2_packssdw): Likewise.
12161 (sse2_packuswb): Likewise.
12162 (sse2_punpckhbw): Likewise.
12163 (sse2_punpcklbw): Likewise.
12164 (sse2_punpckhwd): Likewise.
12165 (sse2_punpcklwd): Likewise.
12166 (sse2_punpckhdq): Likewise.
12167 (sse2_punpckldq): Likewise.
12168 (sse2_punpckhqdq): Likewise.
12169 (sse2_punpcklqdq): Likewise.
12170 (*sse2_pinsrw): Likewise.
12171 (*sse2_pextrw): Likewise.
12172 (sse2_pshufd_1): Likewise.
12173 (sse2_uavgv16qi3): Likewise.
12174 (sse2_uavgv8hi3): Likewise.
12175 (sse2_psadbw): Likewise.
12176 (sse2_pmovmskb): Likewise.
12177 (*sse2_maskmovdqu): Likewise.
12178 (*sse2_maskmovdqu_rex64): Likewise.
12179 (sse4a_extrqi): Likewise.
12180 (sse4a_extrq): Likewise.
12181 (sse3_lddqu): Set prefix_rep.
12182 (sse3_addsubv4sf3): Likewise.
12183 (sse3_haddv4sf3): Likewise.
12184 (sse3_hsubv4sf3): Likewise.
12185 (sse_cvtss2si): Likewise.
12186 (sse_cvtss2si_2): Likewise.
12187 (sse_cvtss2siq): Likewise.
12188 (sse_cvtss2siq_2): Likewise.
12189 (sse_cvttss2si): Likewise.
12190 (sse_cvttss2siq): Likewise.
12191 (sse2_cvttps2dq): Likewise.
12192 (sse3_movshdup): Likewise.
12193 (sse3_movsldup): Likewise.
12194 (sse2_cvtsd2si): Likewise.
12195 (sse2_cvtsd2si_2): Likewise.
12196 (sse2_cvtsd2siq): Likewise.
12197 (sse2_cvtsd2siq_2): Likewise.
12198 (sse2_cvttsd2si): Likewise.
12199 (sse2_cvttsd2siq): Likewise.
12200 (*sse2_cvtpd2dq): Likewise.
12201 (*sse2_cvttpd2dq): Likewise.
12202 (sse2_pshuflw_1): Likewise.
12203 (sse2_pshufhw_1): Likewise.
12204 (sse4a_insertqi): Likewise.
12205 (sse4a_insertq): Likewise.
12206 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12207 (ssse3_phadddv4si3): Likewise.
12208 (ssse3_phaddswv8hi3): Likewise.
12209 (ssse3_phsubwv8hi3): Likewise.
12210 (ssse3_phsubdv4si3): Likewise.
12211 (ssse3_phsubswv8hi3): Likewise.
12212 (ssse3_pmaddubswv8hi3): Likewise.
12213 (ssse3_pmulhrswv8hi3): Likewise.
12214 (ssse3_pshufbv16qi3): Likewise.
12215 (ssse3_psign<mode>3): Likewise.
12216 (ssse3_palignrti): Likewise.
12217 (abs<mode>2): Likewise.
12218 (ssse3_phaddwv4hi3): Set prefix_extra.
12219 (ssse3_phadddv2si3): Likewise.
12220 (ssse3_phaddswv4hi3): Likewise.
12221 (ssse3_phsubwv4hi3): Likewise.
12222 (ssse3_phsubdv2si3): Likewise.
12223 (ssse3_phsubswv4hi3): Likewise.
12224 (ssse3_pmaddubswv4hi3): Likewise.
12225 (ssse3_pmulhrswv4hi3): Likewise.
12226 (ssse3_pshufbv8qi3): Likewise.
12227 (ssse3_psign<mode>3): Likewise.
12228 (ssse3_palignrdi): Likewise.
12229 (abs<mode>2): Likewise.
12230 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12231 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12232 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12234 2007-04-23 Nick Clifton <nickc@redhat.com>
12236 * params.def: Fix formatting of emacs local variables.
12238 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12240 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12241 move if inter-unit move isn't allowed.
12242 Don't split moving the first element of V2DI to DI to inter-unit
12243 move if inter-unit move isn't allowed.
12245 2007-04-23 Richard Guenther <rguenther@suse.de>
12247 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12248 and CDI_POST_DOMINATORS separately.
12250 2007-04-23 Nick Clifton <nickc@redhat.com>
12252 * c.opt (Wformat-contains-nul): Add warning attribute.
12254 2007-04-23 Jan Hubicka <jh@suse.cz>
12256 * function.c (init_function_start): Don't init line number info.
12257 (expand_function_end): Update.
12258 (reset_block_changes, record_block_change, finalize_block_changes,
12259 check_block_change, free_block_changes): Kill.
12260 * function.h (reset_block_changes, record_block_change,
12261 finalize_block_changes, check_block_change, free_block_changes):
12263 (struct function): Remove ib_boundaries_block.
12264 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12265 Use curr_insn_locator to initialize locator.
12266 (emit_line_note): Remove.
12267 * cfgexpand.c (expand_gimple_cond_expr): Update.
12268 (construct_exit_block): Likewise.
12269 (tree_expand_cfg): Initialize/finalize locators.
12270 * expr.c (expand_expr_real): Update.
12271 * cfglayout.c (line_locators_locs, line_locators_lines,
12272 file_locators_locs, file_locators_files): Remove.
12273 (set_block_levels): Move to cfgexpand.c.
12274 (insn_locators_initialize): Remove.
12275 (pass_insn_locators_initialize): Remove.
12276 (locations_locators_locs, locations_locators_vals): New static vars.
12277 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12279 (insn_locators_alloc, insn_locators_finalize,
12280 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12282 (locator_location): New.
12283 (locator_line, locator_file): Rewrite.
12284 * rtl.h (emit_line_note): Kill.
12285 (insn_locators_alloc, insn_locators_finalize,
12286 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12288 * tree-inline.c (initialize_cfun): Do not initialize
12289 ib_boundaries_block.
12290 * passes.c (pass_insn_locators_initialize): Remove.
12292 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12294 PR middle-end/31448
12295 * expr.c (reduce_to_bit_field_precision): Handle
12298 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12300 PR tree-optimization/24659
12301 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12302 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12303 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12304 * genopinit.c (optabs): Rename vec_pack_mod_optab
12305 to vec_pack_trunc_optab.
12306 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12307 early for scalar floating point operands for NOP_EXPR.
12308 (vectorizable_type_promotion): Ditto.
12309 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12310 vec_pack_trunc_optab.
12311 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12313 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12314 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12315 Rename from VEC_PACK_MOD_EXPR.
12316 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12317 * expr.c (expand_expr_real_1): Ditto.
12318 * tree-inline.c (estimate_num_insns_1): Ditto.
12319 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12321 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12322 (vec_unpacks_lo_v4sf): Ditto.
12323 (vec_pack_trunc_v2df): Ditto.
12324 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12325 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12326 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12328 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12330 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12332 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12333 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12334 packing of floating point operands.
12335 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12336 represent unpacking of floating point operands.
12337 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12338 [vec_unpacks_hi]: Ditto.
12339 [vec_unpacks_lo]: Ditto.
12341 2007-04-22 Jan Hubicka <jh@suse.cz>
12343 * final.c (rest_of_handle_final): Call
12344 targetm.asm_out.constructor/targetm.asm_out.destructor
12345 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12346 proper priority via decl_*_priority_insert.
12347 * c-common.c (c_expand_body): Likewise.
12349 2007-04-22 Richard Guenther <rguenther@suse.de>
12351 PR tree-optimization/29789
12352 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12353 (rewrite_reciprocal): New helper split out from
12354 determine_invariantness_stmt.
12355 (rewrite_bittest): Likewise.
12356 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12357 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12360 2007-04-22 Revital Eres <eres@il.ibm.com>
12362 * loop-unroll.c (var_to_expand): New field to support also
12363 insns of the form x = something + x.
12364 (analyze_insn_to_expand_var): Use it.
12365 (expand_var_during_unrolling): Likewise.
12367 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12369 * predict.c: Include pointer-set.h.
12370 (bb_predictions): New variable.
12371 (tree_predicted_by_p, tree_predict_edge,
12372 remove_predictions_associated_with_edge): Use bb_predictions map
12373 instead of bb->predictions.
12374 (clear_bb_predictions, assert_is_empty): New functions.
12375 (combine_predictions_for_bb): Use bb_predictions map. Call
12376 clear_bb_predictions.
12377 (tree_estimate_probability): Create and free bb_predictions map.
12378 * Makefile.in (predict.o): Add pointer-set.h dependency.
12379 * basic-block.h (struct basic_block_def): Remove predictions
12381 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12383 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12386 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12389 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12391 * timevar.c (timevar_print): Change reference of --disable-checking to
12392 --enable-checking=release. Also warn if assert checking is disabled.
12394 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12397 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12398 decl as addressable if the compound literal was marked as
12400 Mark the decl as a gimple register if it is a complex or
12401 vector decl and does not live in memory.
12403 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12405 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12406 (GENERIC_NEXT): New function macro.
12407 (PHI_CHAIN): Use phi_node's new chain variable.
12408 (tree_phi_node): Change tree_common to tree_base
12409 and add the chain field.
12410 * tree-phinodes.c (make_phi_node): Don't set
12411 TREE_TYPE on the new node.
12412 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12413 instead of checking GIMPLE_TUPLE_P in chain_next.
12414 * tree-vect-transform.c
12415 (get_initial_def_for_induction): Look at
12416 PHI_RESULT_TREE for the type of the phi node.
12417 (update_vuses_to_preheader): Use PHI_CHAIN
12418 instead of TREE_CHAIN on the phi node.
12419 * tree-ssa-structalias.c (compute_points_to_sets):
12421 (ipa_pta_execute): Likewise.
12423 2007-04-21 Richard Guenther <rguenther@suse.de>
12425 PR middle-end/31136
12426 * fold-const.c (fold_unary): Call fold_convert_const on the
12429 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12431 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12432 (store_killed_in_pat): New.
12434 2007-04-20 Richard Henderson <rth@redhat.com>
12437 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12438 TREE_LIST with a void_type_node value, not void_list_node exactly.
12440 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12442 * doc/standards.texi: Re-arrange into language-specific
12443 subsections. Add a C++ section, documenting which standards we
12446 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12448 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12449 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12451 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12453 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12454 ecrti.o and crtbegin.o.
12455 (LIB_DEFAULT_SPEC): Include -lc.
12456 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12458 2007-04-20 Richard Henderson <rth@redhat.com>
12461 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12462 argument; update all callers.
12463 (get_unaligned_offset): New.
12464 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12465 get_unaligned_address, just pass on the address directly.
12466 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12467 the subreg in the helper patterns.
12468 (unaligned_extendqidi_le): Use get_unaligned_offset.
12469 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12470 (unaligned_extendhidi_be): Likewise.
12471 (unaligned_extendhidi): Tidy.
12472 * config/alpha/alpha-protos.h: Update.
12474 2007-04-20 Richard Henderson <rth@redhat.com>
12476 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12477 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12478 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12479 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12480 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12481 (CPP_SPEC): Don't include %(cpp_subtarget).
12482 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12483 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12484 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12486 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12488 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12489 for __builtin_ia32_cmpordss.
12491 PR tree-optimization/31632
12492 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12493 and arg1 for optimizations of comparison against min/max values.
12494 Fold arg0 to arg1's type for optimizations of comparison against
12495 min+1 and max-1 values.
12497 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12499 * reload.c (combine_reloads): When trying to use a dying register,
12500 check whether it's uninitialized and don't use if so.
12502 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12504 * fold-const.c: Remove prototypes for native_encode_expr and
12505 native_interpret_expr.
12506 (native_encode_expr): Make non-static.
12507 (native_interpret_expr): Likewise.
12508 * tree.h: Add prototypes for the above.
12510 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12512 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12513 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12514 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12515 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12516 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12517 Add length attributes.
12519 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12521 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12524 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12525 __STDC_WANT_DEC_FP__.
12527 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12529 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12530 for long double compatibility.
12531 * configure: Regenerate.
12533 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12535 PR rtl-optimization/29841
12536 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12538 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12539 that may cause control flow transfer from being moved.
12541 2007-04-18 Jan Hubicka <jh@suse.cz>
12543 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12546 2007-04-18 Eric Christopher <echristo@apple.com>
12548 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12549 only. Update operands.
12550 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12551 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12552 link register to pic register.
12554 2007-04-18 Dirk Mueller <dmueller@suse.de>
12556 PR diagnostic/31227
12557 * tree-vrp.c (search_for_addr_array): New.
12558 (check_array_bounds): Suppress warning about
12559 address taken of array refs if its not de-referenced.
12561 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12563 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12564 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12566 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12567 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12568 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12570 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12572 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12574 (vect_analyze_scalar_cycles): Fix indentation.
12575 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12576 (vect_mark_relevant): Include phis in relevance analysis.
12578 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12580 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12582 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12583 output_operand_lossage().
12585 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12587 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12588 the unused code for reduction without adjust-in-epilog to simplify the
12591 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12593 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12594 (S390_TDC_NEGATIVE_ZERO): New constant.
12595 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12596 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12597 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12598 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12599 (S390_TDC_POSITIVE_INFINITY): New constant.
12600 (S390_TDC_NEGATIVE_INFINITY): New constant.
12601 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12602 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12603 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12604 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12605 (S390_TDC_INFINITY): New constant.
12606 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12607 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12608 optimization for UNSPEC_CCZ_TO_INT.
12609 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12610 ("*ccz_to_int"): New insn.
12611 ("isinf<mode>2"): New insn.
12612 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12613 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12614 (UNSPEC_CCZ_TO_INT): New constant.
12616 2007-04-18 Richard Guenther <rguenther@suse.de>
12618 PR tree-optimization/19431
12619 PR tree-optimization/21463
12620 * tree-pass.h (pass_phiprop): Declare.
12621 * passes.c (init_optimization_passes): New phiprop pass.
12622 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12623 (phivn_valid_p): New helper function.
12624 (phiprop_insert_phi): Likewise.
12625 (propagate_with_phi): Likewise.
12626 (tree_ssa_phiprop): New propagator propagating loads
12627 through phi nodes if profitable.
12629 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12631 * tree-vect-analyze.c (process_use): New function.
12632 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12633 Check phis in all bbs.
12634 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12637 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12639 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12642 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12645 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12648 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12650 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12652 (sse_vmmulv4sf3): Likewise.
12653 (sse2_vmaddv2df3): Likewise.
12654 (sse2_vmmulv2df3): Likewise.
12656 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12658 PR rtl-optimization/31360
12659 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12660 (target_reg_cost): New.
12661 (init_set_costs): Initialize target_reg_cost. Add comments
12662 regarding the rationale of the costs.
12663 (global_cost_for_size): Renamed to...
12664 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12665 of register pressure.
12666 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12667 estimate_reg_pressure_cost. Add number of ivs.
12668 (determine_set_costs): Dump target_reg_cost.
12669 * loop-invariant.c (gain_for_invariant): Use
12670 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12671 (best_gain_for_invariant, find_invariants_to_move): Remove
12673 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12674 (target_reg_cost): Declare.
12675 (global_cost_for_size): Declaration removed.
12676 (estimate_reg_pressure_cost): Declare.
12678 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12680 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12681 regnos into even/odd register pairs.
12682 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12683 TDmode similar to the other floating point modes.
12684 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12685 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12687 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12688 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12689 (movdd_hardfloat64): Use TARGET_MFPGPR.
12691 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12693 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12696 2005-01-05 Richard Henderson <rth@redhat.com>
12698 * reload1.c (do_input_reload): Restrict the optimization deleteing
12699 a previous output reload to RELOAD_FOR_INPUT.
12701 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12703 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12704 induc_vec_info_type.
12705 (vectorizable_induction): New function declaration.
12706 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12707 check if already vectorized. Find first place in BB where new stmts
12708 can be inserted. Takes only one argument.
12709 (vectorizable_induction): New function.
12710 (vect_transform_stmt): Add case for induc_vec_info_type to call
12711 vectorizable_induction.
12712 (vect_transform_loop): Consider phis for vectorization.
12713 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12715 (analyze_operations): Call vectorizable_induction when analyzing phis.
12717 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12718 (vect_mark_relevant): Include phis in relevance analysis.
12719 (vect_mark_stmts_to_be_vectorize): Likewise.
12720 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12722 2007-04-16 Lawrence Crowl <crowl@google.com>
12724 * doc/invoke.texi (Debugging Options): Add documentation for the
12725 -femit-struct-debug options -femit-struct-debug-baseonly,
12726 -femit-struct-debug-reduced, and
12727 -femit-struct-debug-detailed[=...].
12729 * c-opts.c (c_common_handle_option): Add
12730 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12731 and OPT_femit_struct_debug_detailed_.
12732 * c.opt: Add specifications for
12733 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12734 and -femit-struct-debug-detailed[=...].
12735 * opts.c (set_struct_debug_option): Parse the
12736 -femit-struct-debug-... options.
12737 * opts.c (matches_main_base, main_input_basename,
12738 main_input_baselength, base_of_path, matches_main_base): Add
12739 variables and functions to compare header base name to compilation
12741 * opts.c (should_emit_struct_debug): Add to determine to emit a
12742 structure based on the option.
12743 (dump_struct_debug) Also disabled function to debug this
12745 * opts.c (handle_options): Save the base name of the
12748 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12749 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12750 This hook indicates if a type is generic. Set it by default
12751 to "never generic".
12752 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12753 to determine if a struct type is generic or not.
12754 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12755 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12756 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12757 with live C++ hook.
12759 * flags.h (enum debug_info_usage): Add an enumeration to describe
12760 a program's use of a structure type.
12761 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12762 to indicate the program's usage of the type. Filter structs based
12763 on the -femit-struct-debug-... specification.
12764 (gen_type_die): Split into two routines, gen_type_die and
12765 gen_type_die_with_usage. gen_type_die is now a wrapper
12766 that assumes direct usage.
12767 (gen_type_die_with_usage): Replace calls to gen_type_die
12768 with gen_type_die_with_usage adding the program usage of
12769 the referenced type.
12770 (dwarf2out_imported_module_or_decl): Suppress struct debug
12771 information using should_emit_struct_debug when appropriate.
12773 2007-04-16 Ian Lance Taylor <iant@google.com>
12775 PR tree-optimization/31522
12776 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12777 (vrp_initialize): Allocate vr_phi_edge_counts.
12778 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12779 executable edge. Drop test for all constants.
12780 (vrp_finalize): Free vrp_phi_edge_counts.
12782 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12783 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12785 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12786 predecessors at head rather than tail.
12788 2007-04-16 Matthias Klose <doko@debian.org>
12790 * config/alpha/linux.h (CPP_SPEC): Define.
12791 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12793 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12795 * function.h: Remove sequence_stack extern declaration.
12797 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12799 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12801 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12804 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12806 * config/avr/avr.c (avr_arch_types): Rearranging array.
12807 (enum avr_arch): Add.
12808 (avr_mcu_types): Use avr_arch enumeration constants instead of
12810 * config/avr/avr.h (LINK_SPEC): Simplify.
12812 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12814 * config/m68k/m68k.c (m68k_libcall_value,
12815 m68k_function_value): Use macros for register names more.
12817 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12819 (M68K_REGNAME): Use A6_REG.
12820 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12822 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12824 PR middle-end/28071
12825 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12826 'pending_read_list_length' and 'pending_write_list_length'. Update
12828 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12829 to handle two length counters instead of one. Update all uses.
12830 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12831 two length counters instead of one.
12832 * sched-rgn.c (propagate_deps): Update to handle two length counters
12835 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12838 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12839 copy of source, pass it to ix86_expand_vector_set and return
12842 2007-04-16 David Ung <davidu@mips.com>
12843 Joseph Myers <joseph@codesourcery.com>
12845 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12846 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12847 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12848 Add 74K processor information.
12849 * config/mips/mips.md: Include 74k.md.
12850 (cpu): Add 74kc,74kf,74kx.
12851 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12852 * config/mips/74k.md: New.
12853 * doc/invoke.texi (MIPS Options): Document 74K support.
12855 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12857 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12858 vectorizable_* functions.
12859 * tree-vect-transform.c (vectorizable_call): Add check for
12860 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12861 (vectorizable_store): likewise.
12862 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12864 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12865 (vectorizable_type_promotion, vectorizable_load): Likewise.
12866 (vectorizable_live_operation, vectorizable_condition): Likewise.
12867 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12869 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12871 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12873 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12874 register numbers more.
12875 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12876 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12877 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12878 FUNCTION_VALUE_REGNO_P): Likewise.
12879 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12880 STATIC_CHAIN_REGNUM): Likewise.
12881 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12882 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12883 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12884 * config/m68k/m68k.md (FP_REG): New.
12886 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12888 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12891 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12893 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12894 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12897 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12899 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12902 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12905 * c-decl.c (finish_decl): Grab the type of the decl after the call
12906 to store_init_value.
12908 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12910 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12912 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12915 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12916 dominators, post dominators and cleanup cfg before returning.
12918 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12920 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12921 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12923 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12925 * config.gcc: Recognize fido.
12926 * config/m68k/m68k-devices.def (fidoa): New.
12927 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12929 (FL_FIDOA, TARGET_FIDOA): New.
12930 * config/m68k/m68k.opt (mfidoa): New.
12932 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12934 PR middle-end/31322
12935 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12936 when a personality function is used.
12938 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12940 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12942 2007-04-13 Mike Stump <mrs@apple.com>
12944 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12946 * config/darwin.opt (fapple-kext): Make C++ only.
12947 * config/darwin.c (darwin_override_options): Remove code to ensure
12948 -fapple-kext is given for C++ only.
12950 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12952 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12953 * config/mips/mips.c (override_options): Call
12954 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12956 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12958 * config/i386/i386.opt (msvr3-shlib): Removed.
12960 * doc/invoke.texi: Remove -msvr3-shlib.
12962 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12964 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12965 with "popcnt" instruction.
12967 2007-04-13 Richard Guenther <rguenther@suse.de>
12969 PR tree-optimization/21258
12970 * tree-vrp.c (compare_case_labels): New helper.
12971 (find_switch_asserts): New function.
12972 (find_assert_locations): Call it for SWITCH_EXPRs.
12974 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12976 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12977 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12978 check is now implied in X87_FLOAT_MODE_P.
12979 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12980 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12981 (fix_trunc<mode>_i386_fisttp): Ditto.
12982 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12983 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12984 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12985 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12986 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12987 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12988 (unnamed_splitters): Ditto.
12989 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12990 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12991 FIRST_SSE_REG for local functions when SSE math is enabled or
12992 for functions with sseregparm attribute.
12993 (standard_80387_constant_p): Return -1 if mode is not
12995 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12996 (ix86_expand_compare): Ditto.
12997 (ix86_expand_carry_flag_compare): Ditto.
12998 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12999 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13000 DECIMAL_FLOAT_MODE_P.
13001 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13002 of SCALAR_FLOAT_MODE_P.
13003 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13004 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13005 checks before FLOAT_MODE_P.
13006 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13007 before FLOAT_MODE_P.
13012 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13014 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13015 Charles Wilson <libtool@cwilson.fastmail.fm>
13017 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13018 (libgcc.mvars): Don't depend on them.
13019 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13020 * exec-tool.in: New.
13022 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13024 * doc/invoke.text (--help): Document --help=common.
13026 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13028 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13030 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13032 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13033 * genemit.c (main): Emit #include "integrate.h".
13034 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13035 (LOADGP_RTP): New mips_loadgp_style.
13036 * config/mips/mips.h: Include config/vxworks-dummy.h.
13037 (TARGET_RTP_PIC): New macro.
13038 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13039 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13040 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13041 for TARGET_RTP_PIC.
13042 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13043 -mvxworks-pic when using -mrtp and a PIC option.
13044 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13046 (mips_symbolic_constant_p, mips_symbolic_address_p)
13047 (mips_symbol_insns): Handle SYMBOL_HALF.
13048 (override_options): Warn about -G and -mrtp being used together.
13049 Initialize mips_lo_relocs[SYMBOL_HALF].
13050 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13051 (mips_emit_loadgp): Handle LOADGP_RTP.
13052 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13053 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13054 (tablejump): Handle function-relative case table entries if
13056 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13058 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13060 * config/mips/mips.md (load_call<mode>): Allow any general register.
13062 (sibcall_value_internal, sibcall_value_multiple_internal)
13063 (call_value_internal, call_value_split, call_value_multiple_internal)
13064 (call_value_multiple_split): Remove constraints from operand 0.
13066 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13068 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13069 rather than loadgp_noshared.
13070 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13071 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13073 * config/mips/mips.md (loadgp): Rename to...
13074 (loadgp_newabi): ...this.
13075 (loadgp_noshared): Rename to...
13076 (loadgp_absolute): ...this.
13078 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13080 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13081 false for locally-binding symbols.
13082 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13084 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13086 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13087 (SYMBOL_GOT_PAGE_OFST): ...this.
13088 (SYMBOL_GOT_GLOBAL): Rename to...
13089 (SYMBOL_GOT_DISP): ...this.
13090 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13091 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13092 * config/mips/mips.c (mips_global_symbol_p): New function.
13093 (mips_symbol_binds_local_p): Likewise.
13094 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13095 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13096 mips_global_symbol_p and mips_symbol_binds_local_p.
13097 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13098 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13099 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13100 SYMBOL_GOTOFF_DISP.
13101 (mips_ok_for_lazy_binding_p): New function.
13102 (mips_load_call_address, mips_expand_call): Use it.
13103 (mips_dangerous_for_la25_p): Likewise.
13104 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13105 (*got_disp<mode>): Use got_disp_operand instead of
13106 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13107 SYMBOL_GOTOFF_GLOBAL.
13108 (*got_page<mode>): Use got_page_ofst_operand instead of
13110 * config/mips/predicates.md (const_call_insn_operand): Use
13111 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13112 (global_got_operand): Rename to...
13113 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13115 (local_got_operand): Rename to...
13116 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13117 of SYMBOL_GOT_LOCAL.
13119 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13121 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13122 TARGET_CALL_CLOBBERED_GP.
13123 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13124 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13125 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13126 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13127 of TARGET_ABICALLS && !TARGET_NEWABI.
13128 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13129 * config/mips/mips.c (mips_load_call_address): Check
13130 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13131 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13132 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13133 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13134 TARGET_ABICALLS && TARGET_NEWABI.
13135 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13137 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13138 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13139 TARGET_ABICALLS && TARGET_NEWABI.
13140 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13141 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13142 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13143 whether indirect calls must use $25.
13144 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13146 * config/mips/mips.md (jal_macro): Check flag_pic and
13147 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13148 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13149 instead of TARGET_ABICALLS.
13150 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13151 TARGET_ABICALLS && TARGET_OLDABI.
13152 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13153 (sibcall): In the comment above the define_insn, mention
13154 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13155 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13156 instead of TARGET_ABICALLS.
13158 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13160 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13161 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13162 (MACFLAGS_MATCH_P): New macro.
13163 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13164 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13165 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13166 the other MACFLAG constants.
13167 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13168 (flag_machi): Tighten constraints. Renumber some of the operands.
13169 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13171 (flag_machi_parts_acconly): New pattern.
13172 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13174 (flag_macinit1hi): Tighten constraints.
13175 (flag_mul_macv2hi_parts_acconly): New pattern.
13177 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13178 Use a more efficient implementation.
13179 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13180 inline sequences when not optimizing for size.
13182 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13183 movhi_high2low): Delete, merge functionality into...
13184 (packv2hi): ... this pattern.
13186 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13187 * config/bfin/bfin.opt (msim): New option.
13188 (mcpu=): New option.
13189 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13190 (bfin_cpu_t): Typedef of enum bfin_cpu.
13191 (bfin_cpu_type): New declaration.
13192 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13193 -msim and -mcpu= options.
13194 (LIB_SPEC): Likewise.
13195 * config/bfin/bfin.c (bfin_cpu_type): Define.
13196 (bfin_handle_option): Handle -mcpu= option.
13197 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13198 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13199 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13201 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13203 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13204 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13205 (powerpc-wrs-vxworksae): Use ${tm_file}.
13206 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13207 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13208 * config/i386/vx-common.h: New file.
13210 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13212 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13215 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13217 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13220 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13224 * c-common.c (c_build_qualified_type): Set canonical type
13227 2007-04-12 Richard Guenther <rguenther@suse.de>
13229 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13230 lower bound and element size if lower bound is not zero
13231 or either of the ARRAY_REF operands is set.
13233 2007-04-12 Richard Guenther <rguenther@suse.de>
13235 PR tree-optimization/24689
13236 PR tree-optimization/31307
13237 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13239 * gimplify.c (canonicalize_addr_expr): To be consistent with
13240 gimplify_compound_lval only set operands two and three of
13241 ARRAY_REFs if they are not gimple_min_invariant. This makes
13242 it never at this place.
13243 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13245 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13247 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13248 null before emitting a .nsubspa directive.
13250 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13252 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13253 need_to_partition_p if there are no memory statements in the
13256 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13258 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13259 (gcd_of_steps_may_divide_p): New function.
13260 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13262 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13264 * reload.c (find_reloads_toplev, find_reloads_address,
13265 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13266 not a pointer equality test, to decide if we need to call
13267 push_reg_equiv_alt_mem.
13269 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13271 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13272 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13274 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13276 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13278 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13279 vector to be positive.
13281 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13285 * doc/invoke.texi: Document --params max-aliased-vops and
13287 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13288 debug_memory_partitions): Move to tree-flow.h
13289 * params.h (AVG_ALIASED_VOPS): Define.
13290 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13292 (mp_info_t): Likewise.
13293 (get_mem_sym_stats_for): New.
13294 (set_memory_partition): Move from tree-flow-inline.h.
13295 (mark_non_addressable): Only clear the set of symbols for the
13296 partition if it exists.
13297 (dump_memory_partitions): Move from tree-ssa-operands.c
13298 (debug_memory_partitions): Likewise.
13299 (need_to_partition_p): New.
13300 (dump_mem_ref_stats): New.
13301 (debug_mem_ref_stats): New.
13302 (dump_mem_sym_stats): New.
13303 (debug_mem_sym_stats): New.
13304 (update_mem_sym_stats_from_stmt): New.
13305 (compare_mp_info_entries): New.
13306 (mp_info_cmp): Call it.
13307 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13309 (get_mpt_for): Move from tree-ssa-operands.c.
13310 (find_partition_for): New.
13311 (create_partition_for): Remove.
13312 (estimate_vop_reduction): New.
13313 (update_reference_counts): New.
13314 (build_mp_info): New.
13315 (compute_memory_partitions): Refactor.
13316 Document new heuristic.
13317 Call build_mp_info, update_reference_counts,
13318 find_partition_for and estimate_vop_reduction.
13319 (compute_may_aliases): Populate virtual operands before
13320 calling debugging dumps.
13321 (delete_mem_sym_stats): New.
13322 (delete_mem_ref_stats): New.
13323 (init_mem_ref_stats): New.
13324 (init_alias_info): Call it.
13325 (maybe_create_global_var): Remove alias_info argument.
13326 Get number of call sites and number of pure/const call sites
13327 from gimple_mem_ref_stats().
13328 (dump_alias_info): Call dump_memory_partitions first.
13329 (dump_points_to_info_for): Show how many times a pointer has
13331 * opts.c (decode_options): For -O2 set --param
13332 max-aliased-vops to 500.
13333 For -O3 set --param max-aliased-vops to 1000 and --param
13334 avg-aliased-vops to 3.
13335 * fortran/options.c (gfc_init_options): Remove assignment to
13337 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13338 * tree-dfa.c (dump_variable): Dump memory reference
13340 Dump NO_ALIAS* settings.
13341 (referenced_var_lookup): Tidy.
13342 (mem_sym_stats): New.
13343 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13344 and ORIG are different SSA names for a memory partition.
13345 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13346 * tree-flow.h (struct mem_sym_stats_d): Define.
13347 (mem_sym_stats_t): Define.
13348 (struct mem_ref_stats_d): Define.
13349 (struct gimple_df): Add field mem_ref_stats.
13350 (enum noalias_state): Define.
13351 (struct var_ann_d): Add bitfield noalias_state.
13352 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13353 debug_mem_ref_stats, debug_memory_partitions,
13354 debug_mem_sym_stats): Declare.
13355 * tree-ssa-structalias.c (update_alias_info): Update call
13356 sites, pure/const call sites and asm sites in structure
13357 returned by gimple_mem_ref_stats.
13358 Remove local variable IS_POTENTIAL_DEREF.
13359 Increase NUM_DEREFS if the memory expression is a potential
13361 Call update_mem_sym_stats_from_stmt.
13362 If the memory references memory, call
13363 update_mem_sym_stats_from_stmt for all the direct memory
13364 symbol references found.
13365 (intra_create_variable_infos): Set noalias_state field for
13366 pointer arguments according to the value of
13367 flag_argument_noalias.
13368 * tree-ssa-structalias.h (struct alias_info): Remove fields
13369 num_calls_found and num_pure_const_calls_found.
13370 (update_mem_sym_stats_from_stmt): Declare.
13371 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13372 Set default value to 100.
13373 (PARAM_AVG_ALIASED_VOPS): Define.
13375 2007-04-11 Richard Guenther <rguenther@suse.de>
13377 PR middle-end/31530
13378 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13379 a * -b + c as c - a * b if we honor sign dependent rounding.
13381 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13383 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13384 bfin_expand_strmov.
13385 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13386 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13388 (initialize_trampoline): Don't use old-style function definition.
13389 (bfin_secondary_reload): Mark IN_P argument as unused.
13391 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13393 PR tree-optimization/31343
13394 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13395 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13396 * testsuite/gcc.dg/vect/pr31343.c: New.
13398 2007-04-10 Eric Christopher <echristo@apple.com>
13400 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13401 * config/i386/i386.md (*cmpfp0): Use.
13402 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13403 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13404 (fix_trunc<mode>_i386_fisttp): Ditto.
13405 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13406 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13407 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13408 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13409 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13410 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13411 (unnamed_splitters): Ditto.
13412 * config/i386/i386.c (output_fix_trunc): Assert that
13413 we're not being passed a TFmode operand.
13415 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13417 PR tree-optimization/31526
13418 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13419 n_basic_blocks to find newly added blocks.
13421 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13423 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13425 (fix_trunc<mode>si_sse): Ditto.
13426 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13427 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13428 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13429 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13430 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13431 expander using SSEMODEF mode macro.
13432 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13433 expander using SSEMODEF mode macro.
13434 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13435 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13436 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13437 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13438 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13439 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13440 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13441 Macroize insn using X87MODEF mode macro.
13443 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13445 * config/i386/sse.md (sse2_pinsrw): Removed.
13446 (sse2_pextrw): Renamed to ...
13447 (*sse2_pextrw): This.
13449 2007-04-09 Jan Hubicka <jh@suse.cz>
13452 * config/i386/sse.md
13453 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13454 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13455 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13456 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13458 2007-04-09 Jan Hubicka <jh@suse.cz>
13460 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13461 multiple fields of union.
13463 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13465 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13466 (create_preheaders): Check that loops are available.
13467 (fix_loop_structure): Clean up, improve comments.
13468 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13469 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13471 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13472 * predict.c (tree_estimate_probability): Do not call
13473 calculate_dominance_info. Call create_preheaders.
13474 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13475 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13477 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13478 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13479 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13480 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13483 2007-04-08 Jan Hubicka <jh@suse.cz>
13485 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13486 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13487 * fold-const.c (fold_unary): Use it.
13489 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13491 * varasm.c (assemble_variable): Remove call to
13492 lang_hooks.decls.prepare_assemble_variable.
13493 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13494 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13495 * langhooks.h (lang_hooks_for_decls): Remove
13496 prepare_assemble_variable.
13498 2007-04-08 Mike Stump <mrs@apple.com>
13500 * config/i386/i386.c: Use inc/dec on Core2.
13502 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13504 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13505 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13506 lhd_tree_inlining_end_inlining): Remove.
13507 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13508 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13509 end_inlining hooks.
13510 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13511 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13512 lhd_tree_inlining_end_inlining): Remove prototypes.
13513 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13514 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13515 LANG_HOOKS_TREE_INLINING_START_INLINING,
13516 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13518 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13521 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13524 * config/avr/predicates.md (io_address_operand): Delete predicate.
13525 (low_io_address_operand): Don't use 'mode' argument.
13526 (higth_io_address_operand): Rename ...
13527 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13528 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13531 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13533 Revert change removing staticp.
13535 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13538 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13541 2007-04-07 Bruce Korb <bkorb@gnu.org>
13543 * c.opt: Add -Wformat-contains-nul.
13544 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13546 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13547 the NUL byte warning.
13549 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13551 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13553 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13555 * tree.c (staticp): No longer use staticp langhook.
13556 * langhooks.c (lhd_staticp): Removed.
13557 * langhooks.h (struct lang_hooks): Remove staticp.
13558 * c-common.c (c_staticp): Remove.
13559 * c-common.h (c_staticp): Ditto.
13560 * langhooks-defs.h (lhd_staticp): Ditto.
13561 (LHD_HOOKS_STATICP): Ditto
13562 * tree.h (gcc_assert_lowered): New macro.
13564 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13566 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13567 argument "reliable".
13568 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13569 Add argument "reliable". Propagate it through calls.
13570 (infer_loop_bounds_from_undefined): Derive number of iterations
13571 estimates from references in blocks that do not dominate loop latch.
13572 (gcov_type_to_double_int): New function.
13573 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13574 and expected_loop_iterations_unbounded.
13575 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13576 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13577 * tree-data-ref.c (estimated_loop_iterations): Export.
13578 (get_references_in_stmt): Fix -- do not return addresses of local
13580 * cfgloop.h (expected_loop_iterations_unbounded,
13581 estimated_loop_iterations): Declare.
13583 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13585 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13587 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13589 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13590 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13591 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13592 Use output_387_reg_move().
13593 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13594 expander using X87MODEF12 mode macro.
13595 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13596 choosing register preferences. Use output_387_reg_move().
13597 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13598 instead of "x". Use output_387_reg_move().
13599 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13600 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13601 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13602 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13603 Use output_387_reg_move().
13604 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13606 (*truncxf?f_i387 splitter): Ditto.
13608 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13610 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13611 LANG_HOOKS_SAFE_FROM_P.
13612 * expr.c (safe_from_p): Remove langhook call.
13613 * langhooks.h (lang_hooks): Remove safe_from_p.
13614 (lhd_safe_from_p): Remove prototype.
13615 * langhooks.c (lhd_safe_from_p): Remove.
13617 2007-04-06 Jan Hubicka <jh@suse.cz>
13619 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13622 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13624 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13625 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13626 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13627 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13629 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13630 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13632 2007-04-05 Richard Henderson <rth@redhat.com>
13634 * config/alpha/alpha.c (print_operand) [+]: Remove.
13635 (alpha_end_function): Print nop if call at end of function.
13636 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13637 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13638 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13639 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13640 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13641 the call pattern. Update peepholes to match.
13643 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13645 * doc/extend.texi (Other Builtins): Add decimal float variants
13647 * builtins.def: Ditto.
13648 * builtins.c (expand_builtin): Ditto.
13650 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13651 H.J. Lu <hongjiu.lu@intel.com>
13654 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13655 of V8HImode when calling ix86_binary_operator_ok.
13656 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13657 (sdot_prodv8hi): Operands 1 and 2 must be register.
13659 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13661 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13662 initialize align to silence bogus warning.
13664 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13666 PR middle-end/22156
13667 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13669 (struct sra_walk_fns): Remove use_all parameter from use.
13670 (sra_hash_tree): Handle BIT_FIELD_REFs.
13671 (sra_elt_hash): Don't hash bitfld blocks.
13672 (sra_elt_eq): Skip them in parent compares as well. Handle
13674 (sra_walk_expr): Don't maintain or pass down use_all_p.
13675 (scan_use): Remove use_all parameter.
13676 (scalarize_use): Likewise. Re-expand assignment to
13677 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13678 output, and re-scalarize after output. Don't mark anything
13680 (scalarize_ldst): Adjust.
13681 (scalarize_walk_gimple_modify_statement): Likewise.
13682 (build_element_name_1): Handle BIT_FIELD_REFs.
13683 (instantiate_element): Don't warn for any element whose parent
13684 is used as a whole.
13685 (instantiate_missing_elements_1): Return the sra_elt.
13686 (canon_type_for_field): New.
13687 (try_instantiate_multiple_fields): New.
13688 (instantiate_missing_elemnts): Use them.
13689 (mark_no_warning): Removed.
13690 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13691 (REPLDUP, sra_build_elt_assignment): New.
13692 (generate_copy_inout): Use them.
13693 (generate_element_copy): Likewise. Handle bitfld differences.
13694 (generate_element_zero): Don't recurse for blocks. Use
13695 sra_build_elt_assignment.
13696 (generate_one_element_int): Take elt instead of var. Use
13697 sra_build_elt_assignment.
13698 (generate_element_init_1): Adjust.
13699 (scalarize_use, scalarize_copy): Use REPLDUP.
13700 (scalarize_ldst): Move assert before dereference.
13701 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13703 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13705 * regmove.c: Fix unused variable warnings due to previous commit.
13707 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13709 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13710 (regmove_bb_head): Remove.
13711 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13712 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13713 problems with fixup_match_1.
13714 Don't initialize/free regmove_bb_head.
13716 (reg_is_remote_constant_p): If an insn is in the same basic block
13717 but not before INSN, consider it remote, too.
13719 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13722 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13723 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13725 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13727 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13728 (CONDITIONAL_REGISTER_USAGE): Likewise.
13730 2007-04-04 Richard Henderson <rth@redhat.com>
13732 * config/alpha/lib1funcs.asm: Remove unused file.
13734 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13737 * opts.c (print_specific_help): Fix --help=<language>
13739 (common_handle_option): Support --help=common.
13741 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13744 * gcc.c (main): Do not run the linker if
13745 print_subprocess_help indicates that it shouldn't be
13748 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13751 * doc/invoke.texi (--help=): Document <languages> value, fix
13752 formatting in tables of values.
13754 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13756 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13757 dllimport attribute of virtual methods.
13759 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13761 * config/score/crti.asm: Change _bss_start to __bss_start.
13762 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13763 (OUTGOING_REG_PARM_STACK_SPACE) update.
13764 * config/score/score.opt: add options to make backend support
13765 score5, score5u, score7 and score7d.
13766 * config/score/score.md: Likewise.
13767 * config/score/misc.md: Likewise.
13768 * config/score/mac.md: Likewise.
13769 * doc/invoke.texi: Likewise.
13770 * doc/md.texi: update constraints define.
13772 2007-04-03 Richard Henderson <rth@redhat.com>
13774 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13775 an appropriate type, use the mode instead.
13777 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13779 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13780 Set the default --with-arch setting to mips2.
13781 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13782 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13783 (MULTILIB_OSDIRNAMES): Delete.
13784 (MULTILIB_DIRNAMES): Define.
13785 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13786 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13787 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13788 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13789 VXWORKS_OS_CPP_BUILTINS.
13790 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13791 (MIPS_DEBUGGING_INFO): Undefine.
13792 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13794 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13796 PR middle-end/30704
13797 * fold-const.c (native_encode_real): Encode real.c provided longs
13798 as a series of 32-bit native integers.
13799 (native_interpret_real): Interpret buffer as a series of 32-bit
13802 2007-04-03 Richard Guenther <rguenther@suse.de>
13804 * genpreds.c (write_insn_constraint_len): Write function
13805 optimized for CONSTRAINT_LEN implementation.
13806 (write_tm_preds_h): Output insn_constraint_len inline and
13807 use it for CONSTRAINT_LEN.
13808 (write_insn_preds_c): Don't output insn_constraint_len.
13809 * doc/md.texi (define_register_constraint): Document multi-letter
13810 constraints shall have the same length if they start with the same
13813 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13816 * config/i386/i386.md (isinf<mode>2): Expand only when
13817 TARGET_C99_FUNCTIONS is set.
13819 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13821 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13822 (x86_64-*-linux*): Ditto.
13823 * config/i386/i386.opt (mpc): New option.
13824 * config/i386/i386.c (overrride_options): Handle
13825 ix87_precision_string.
13826 * config/i386/crtprec.c: New file.
13827 * config/i386/t-crtpc: Ditto.
13828 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13829 and -mpc80 options.
13830 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13831 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13832 crtprec32.o, crtprec64.o and crtprec80.o.
13834 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13835 and -mpc80 options.
13836 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13838 2007-04-02 Eric Christopher <echristo@apple.com>
13840 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13841 limitations on darwin.
13843 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13846 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13848 2007-04-02 Dave Korn <dave.korn@artimi.com>
13850 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13852 2007-04-02 Dave Korn <dave.korn@artimi.com>
13854 * libgcc2.h (exception_descriptor): Don't forward-declare.
13855 (__get_eh_table_language, __get_eh_table_version): Delete
13856 prototypes of long-dead functions.
13858 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13860 * ebitmap.h: New file
13861 * ebitmap.c: New file
13862 * Makefile.in (ebitmap.o): New target.
13864 2007-04-01 Jan Hubicka <jh@suse.cz>
13866 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13867 before very first instruction.
13869 2007-04-01 Jan Hubicka <jh@suse.cz>
13871 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13872 waring on 64bit hosts.
13873 * bitmap.h: Fix typo in bitmap_head_def.
13875 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13877 PR rtl-optimization/31391
13878 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13879 into a DELETED_LABEL note, and the label is in an empty basic
13880 block, update BB_END as well as BB_HEAD.
13882 2007-04-01 Richard Henderson <rth@redhat.com>
13884 PR tree-optimization/31169
13885 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13886 to varying if the range is outside [0, prec-1].
13888 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13891 * config/mips/mips.md (load_const_gp): New insn.
13892 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13893 the MIPS16 GP pseudo register if no_new_pseudos.
13894 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13896 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13899 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13901 (call_value): Likewise.
13903 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13904 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13907 * doc/invoke.texi: (optimization options): Reword description
13908 of -ffast-math. Document its primary purpose.
13910 2007-03-31 Richard Guenther <rguenther@suse.de>
13912 * omp-low.c (splay-tree.h): Include.
13913 (lookup_decl): Replace splay-tree usage by pointer-map.
13914 (maybe_lookup_decl): Likewise.
13915 (new_omp_context): Likewise.
13916 (delete_omp_context): Likewise.
13917 * gimplify.c (splay-tree.h): Include.
13918 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13920 (remap_ssa_name): Likewise.
13921 (remap_decl): Likewise.
13922 (remap_type_1): Likewise.
13923 (remap_type): Likewise.
13924 (copy_body_r): Likewise.
13925 (expand_call_inline): Likewise.
13926 (clone_body): Likewise.
13927 (copy_tree_r): Likewise.
13928 (remap_save_expr): Likewise.
13929 (unsave_r): Likewise.
13930 (unsave_expr_now): Likewise.
13931 (tree_function_versioning): Likewise.
13932 (build_duplicate_type): Likewise.
13933 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13934 (struct copy_body_data): Replace splay-tree by pointer-map.
13935 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13936 not $(SPLAY_TREE_H).
13937 (gimplify.o): Depend on $(SPLAY_TREE_H).
13938 (omp-low.p): Likewise.
13940 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13942 * config/avr/predicates.md (even_register_operand,
13943 odd_register_operand): New predicates.
13944 * config/avr/avr.md (movw peephole2): New.
13945 (movw_r peephole2): New.
13947 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13949 * tree.h (get_signed_or_unsigned_type): New.
13950 * fold-const.c (operand_equal_for_comparison_p): Use
13951 get_signed_or_unsigned_type instead of
13952 lang_hooks.types.signed_or_unsigned_type.
13953 * expr.c (store_expr): Ditto.
13954 * langhooks.c (get_signed_or_unsigned_type): New.
13955 (lhd_signed_or_unsigned_type): New.
13956 * langhooks.h (lhd_signed_or_unsigned_type): New.
13957 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13959 2007-03-30 Richard Henderson <rth@redhat.com>
13961 * tree-ssa-loop-ivopts.c: Include target.h.
13962 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13963 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13964 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13965 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13967 2007-03-30 Richard Henderson <rth@redhat.com>
13968 Kai Tietz <kai.tietz@onevision.com>
13970 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13971 default for 64-bit.
13972 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13973 (TARGET_64BIT_MS_ABI): New.
13974 (DBX_REGISTER_NUMBER): Handle 64-bit.
13975 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13976 (LONG_TYPE_SIZE): Force to 32.
13977 (REG_PARM_STACK_SPACE): New.
13978 (OUTGOING_REG_PARM_STACK_SPACE): New.
13979 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13980 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13981 (STACK_BOUNDARY): Use 128 for 64-bit.
13982 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13983 Add 64-bit implementation.
13984 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13986 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13987 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13988 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13989 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13990 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13991 TARGET_64BIT_MS_ABI.
13992 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13993 (ix86_pass_by_reference): Likewise.
13994 (ix86_function_value_regno_p): Likewise.
13995 (ix86_build_builtin_va_list): Likewise.
13996 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13997 (function_arg_advance_ms_64): New.
13998 (function_arg_advance): Call it.
13999 (function_arg_ms_64): New.
14000 (function_arg): Call it.
14001 (function_value_ms_64): New.
14002 (ix86_function_value_1): Call it.
14003 (return_in_memory_ms_64): New.
14004 (ix86_return_in_memory): Call it.
14005 (setup_incoming_varargs_ms_64): New.
14006 (ix86_setup_incoming_varargs): Call it.
14007 (ix86_expand_prologue): Handle 64-bit stack probing.
14008 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14009 (output_pic_addr_const): Likewise.
14010 (x86_this_parameter): Likewise.
14011 (x86_output_mi_thunk): Likewise.
14012 (x86_function_profiler): Likewise.
14013 (TARGET_STRICT_ARGUMENT_NAMING): New.
14014 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14015 (TARGET_64BIT_MS_ABI): New.
14016 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14017 * config/i386/i386.md (allocate_stack_worker): Remove.
14018 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14019 describe the clobber of eax without a match_scratch.
14020 (allocate_stack_worker_postreload): Remove.
14021 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14022 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14023 (allocate_stack_worker_rex64_postreload): Remove.
14024 (allocate_stack): Handle 64-bit.
14025 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14026 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14027 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14028 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14029 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14030 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14031 * config.build (x86_64-*-mingw*): New host.
14032 * config.host (x86_64-*-mingw*): New host.
14033 * config.gcc (x86_64-*-mingw*): New target.
14034 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14036 2007-03-30 Richard Henderson <rth@redhat.com>
14037 Kai Tietz <kai.tietz@onevision.com>
14039 * c-pragma.c (struct def_pragma_macro_value): New.
14040 (struct def_pragma_macro): New.
14041 (pushed_macro_table): New.
14042 (dpm_hash, dpm_eq): New.
14043 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14044 (init_pragma): Install them.
14045 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14047 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14049 * config/avr/avr.c (avr_override_options): Clear
14050 'flag_delete_null_pointer_checks'.
14052 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14055 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14056 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14057 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14058 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14059 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14060 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14061 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14063 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14065 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14067 * regmove.c: Move all of pass_stack_adjustments from here...
14068 * combine-stack-adj.c: ...to this new file.
14069 * Makefile.in: Add rules for combine-stack-adj.o.
14071 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14073 PR tree-optimization/31383
14074 * tree-data-ref.c (affine_function_equal_p): Do not require the
14075 vectors to have the same length.
14077 2007-03-30 Jan Hubicka <jh@suse.cz>
14079 PR middle-end/30700
14080 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14081 availablility; add more sanity checking; ask varpool only about
14084 2007-03-29 Richard Henderson <rth@redhat.com>
14086 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14087 to decide, but __SIZEOF_LONG_LONG__.
14089 2007-03-29 Richard Henderson <rth@redhat.com>
14091 * emutls.c (struct __emutls_array): New.
14092 (emutls_destroy): Use it instead of casting element 0 from void*.
14093 (__emutls_get_address): Likewise.
14095 2007-03-29 Richard Henderson <rth@redhat.com>
14097 * varasm.c (initializer_constant_valid_p): Don't deny
14098 DECL_DLLIMPORT_P on functions.
14100 * config/i386/cygming.h: Remove function declarations.
14101 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14102 (ASM_OUTPUT_LABELREF): Remove.
14103 (COMMON_ASM_OP): Remove.
14104 (ASM_OUTPUT_COMMON): Remove.
14105 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14106 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14107 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14108 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14109 Rename from TARGET_ENCODE_SECTION_INFO.
14110 * config/i386/netware.h: Likewise.
14111 * config/i386/i386-protos.h: Update.
14112 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14113 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14114 (legitimate_constant_p): Reject dllimports.
14115 (dllimport_map, get_dllimport_decl): New.
14116 (legitimize_dllimport_symbol): New.
14117 (legitimize_address, ix86_expand_move): Use it.
14118 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14119 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14120 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14121 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14122 * config/i386/predicates.md (constant_call_address_operand): Only
14123 accept symbols; reject dllimport_p symbols.
14124 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14125 i386_pe_maybe_record_exported_symbol.
14126 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14127 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14128 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14129 trust the setting of DECL_DLLIMPORT_P.
14130 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14131 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14132 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14133 tidy the argument scanning loop.
14134 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14135 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14136 (i386_pe_strip_name_encoding): Remove.
14137 (i386_pe_binds_local_p): New.
14138 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14139 (i386_pe_output_labelref): Remove.
14140 (i386_pe_asm_output_aligned_decl_common): New.
14141 (i386_pe_maybe_record_exported_symbol): Rename from
14142 i386_pe_record_exported_symbol; check for dllexported symbols.
14144 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14146 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14147 add comment explaining why vsnprintf cannot be used.
14149 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14151 PR tree-optimization/30666
14152 * tree.c (build_complex_type): When creating type names for DWARF2
14153 debug info, create TYPE_DECLs for TYPE_NAME instead of
14155 (build_common_tree_nodes_2): Use build_complex_type when building
14156 predefined complex types, to preserve canonical types.
14158 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14160 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14161 (noce_get_alt_condition): Look at it to determine whether to
14162 reverse the condition or not.
14163 (noce_get_condition): Substitute the truth for lies.
14164 (noce_find_if_block): Set the then_else_reversed field.
14166 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14168 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14169 destination of this insn.
14170 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14171 than calling gen_rtx_SET directly. Use r0 to hold the value of
14172 'address + 4' rather than a stack based temporary which can be
14173 mis-optimized away.
14175 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14177 * config/s390/s390.c (s390_secondary_input_reload_class,
14178 s390_secondary_output_reload_class): Functions removed.
14179 (s390_secondary_reload): New function.
14180 (TARGET_SECONDARY_RELOAD): Target macro defined.
14181 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14182 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14183 * config/s390/s390.md ("reload_outti", "reload_outdi",
14184 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14185 "reload_out<mode>"): Expanders removed.
14186 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14187 "reload<mode>_nonoffmem_out"): Expanders added.
14189 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14191 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14192 action if SRC->DEST replacement failed anyway.
14194 2007-03-28 Mike Stump <mrs@apple.com>
14196 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14197 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14198 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14200 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14202 * config.gcc: Accept barcelona as a variant of amdfam10.
14203 * config/i386/i386.c (override_options): Likewise.
14204 * doc/invoke.texi: Likewise.
14206 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14208 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14209 offsets for BIT_FIELD_REF and COMPONENT_REF.
14211 2007-03-28 Richard Guenther <rguenther@suse.de>
14213 * tree.c (is_global_var): Move ...
14214 * tree-flow-inline.h (is_global_var): ... here.
14215 * tree.h (is_global_var): Remove declaration.
14217 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14219 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14221 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14222 * config/i386/i386.c (ix86_tune_features): Initialize new
14224 * config/i386/predicates.md (promotable_binary_operator): Use
14225 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14227 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14230 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14232 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14234 * config/fr30/fr30.md (movsi_internal): Change destination
14235 constraint from m to V and add m to the end.
14237 2007-03-28 Christian Bruel <christian.bruel@st.com>
14239 * config/sh/sh.md (movsi_i): Fix type attribute.
14241 2007-03-28 Christian Bruel <christian.bruel@st.com>
14243 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14244 (movsf_ie): Likewise.
14246 2007-03-28 Christian Bruel <christian.bruel@st.com>
14248 * config.gcc: Add sh4-300 to multilib.
14249 * config/sh/t-mlib-sh4-300: New file.
14251 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14253 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14254 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14255 fix_trunc<mode>di2.
14256 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14257 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14258 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14259 "fixuns_trunctddi2"): Whitespace fix.
14261 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14263 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14264 the definition of struct sh_args.
14265 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14266 CALL_COOKIE_INT_REG_GET): Likewise.
14268 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14270 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14271 transformations are applied successfully.
14273 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14275 * tree.c (tree_contains_struct): Permit 512 tree codes.
14276 * tree.h (tree_contains_struct): Ditto.
14277 (MAX_TREE_CODES): Ditto.
14278 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14279 SPARE member to store remaining padding bits.
14281 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14283 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14286 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14288 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14289 * configure: Regenerate.
14291 * configure: Regenerate using the correct version of autoconf.
14293 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14295 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14297 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14298 regs to "__SP_L__" and "__SP_H__".
14300 2007-03-27 Richard Guenther <rguenther@suse.de>
14302 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14303 computations with it with a HOST_WIDE_INT variable.
14305 2007-03-26 Mike Stump <mrs@apple.com>
14307 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14308 objective-c-header, objective-c++-header and objc++-cpp-output
14310 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14312 2007-03-26 Richard Henderson <rth@redhat.com>
14315 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14316 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14317 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14318 IX86_BUILTIN_PSRLQ128): New.
14319 (ix86_init_mmx_sse_builtins): Add them.
14320 (ix86_expand_builtin): Expand them.
14321 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14322 operand 2 be TImode.
14323 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14324 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14325 _mm_srli_epi64): Mark __B const.
14326 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14327 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14328 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14329 new two-vector shift builtins.
14331 2007-03-26 Ian Lance Taylor <iant@google.com>
14333 PR tree-optimization/31345
14334 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14335 [+INF, +INF(OVF)] into VARYING.
14337 2007-03-26 Zack Weinberg <zackw@panix.com>
14339 * gengtype-parse.c: New file.
14340 * gengtype-yacc.y: Delete.
14341 * gengtype-lex.l: Don't include gengtype-yacc.h.
14342 Define YY_DECL and yyterminate appropriately for recursive
14343 descent parser. yylval is now a string out-parameter to yylex.
14344 (HWS, EOID): New shorthand.
14345 (IWORD): Add a couple more types.
14346 (yylex): Add a setup stanza. Remove the complex rules for
14347 detecting GTY'ed types and typedefs; replace with simple
14348 keyword detectors. Adjust everything for the changed
14349 definition of yylval. Ignore all pp-directives, not just #define.
14351 (parse_file): Rename yybegin; do not call yyparse.
14353 * gengtype.c (xasprintf): Export again.
14354 (this_file): New. Use everywhere __FILE__ was being used.
14355 (get_lang_bitmap): Special case types defined in gengtype.c.
14356 (do_typedef, new_structure): Suppress definition of certain types.
14357 (new_structure): Improve diagnostics of duplicate definitions.
14358 Make sure location_s is associated with input.h.
14359 (nreverse_pairs, define_location_structures): New functions.
14360 (main): Improve tagging of kludge types. Remove old kludges
14361 for input.h types; use define_location_structures.
14362 * gengtype.h: Update prototypes. Define token codes here.
14363 * Makefile.in: Remove all references to gengtype-yacc.
14364 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14366 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14367 add GTY((skip)) to the field that's only conditionally there.
14368 * doc/install.texi: Document that Bison is no longer required
14369 unless building treelang.
14371 * gengtype.c: Don't include gtyp-gen.h.
14372 (srcdir): Declare here.
14373 (base_files, lang_dir_names): Allocate dynamically.
14374 (gt_files, num_gt_files, num_lang_dirs): New globals.
14375 (measure_input_list, read_input_line, read_input_list)
14376 (set_lang_bitmap): New functions.
14377 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14378 simplify, relying on read_input_list to set up the bitmaps.
14379 (main): Arguments are no longer unused. Check for correct number
14380 of command line arguments, set srcdir and srcdir_len, then call
14381 read_input_list, before doing anything else. No need to worry
14382 about duplicates in main loop.
14383 * configure.ac: Simplify the calculation of all_gtfiles.
14384 Put language tags in there. Don't set or substitute
14385 all_gtfiles_files_langs or all_gtfiles_files_frags.
14386 * Makefile.in: Revamp the way gengtype is invoked, now that it
14387 takes a file on its command line with a much simpler format.
14388 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14389 (GTFILES): Remove duplicates and C source files.
14390 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14391 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14392 * configure: Regenerate.
14394 * gengtype.h: Remove all type definitions to gengtype.c; leave
14395 only definitions of options_p, type_p, and pair_p as opaque
14396 pointers. Update prototypes.
14397 * gengtype.c: Many type definitions moved here from gengtype.h.
14398 Consolidate type definitions at the top of the file.
14399 (xvasprintf): Delete.
14400 (xasprintf): Make static.
14401 (create_nested_pointer_option): Add 'next' parameter.
14402 (create_field_all, create_field_at): New functions.
14403 (create_field): Now a thin wrapper around create_field_all.
14404 (create_optional_field): Rename create_optional_field_ and add
14405 line argument. Original name is now a macro which supplies
14407 (oprintf): Use vsnprintf directly.
14408 (close_output_files): Use fatal rather than perror/exit.
14409 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14410 (main): Set progname. Don't use exit.
14411 * gengtype-yacc.y (struct_fields): Use create_field_at.
14412 (option, optionseqopt): Delete.
14413 (optionseq): Consolidate productions from option here so we
14414 can use the first argument to create_option.
14416 * gengtype-lex.l: Distinguish unions from structures in the
14417 token type. Don't call find_structure; return the tag as a string.
14418 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14419 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14420 string. Reorganize typedef_struct production accordingly.
14421 Use create_nested_ptr_option.
14422 * gengtype.c (create_nested_ptr_option): New function.
14423 * gengtype.h: Declare it.
14425 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14426 (string_type): Don't declare.
14427 (do_scalar_typedef): Declare.
14428 (create_scalar_type): Update prototype.
14429 * gengtype.c (string_type): Make static.
14430 (scalar_nonchar, scalar_char): New.
14431 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14432 (resolve_typedef): Use scalar_nonchar for error recovery.
14433 (create_scalar_type): Remove name_len field. Return scalar_char
14434 or scalar_nonchar as appropriate.
14435 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14436 to use string_type.
14437 (throughout): Use scalar_nonchar instead of calling
14438 create_scalar_type, whenever possible.
14439 (main): Initialize scalar_char and scalar_nonchar before calling
14441 * gengtype-lex.l: Adjust for removal of second argument to
14442 create_scalar_type. Use yylval.s instead of yylval.t when
14444 * gengtype-yacc.y: Type of SCALAR is string. Call
14445 create_scalar_type from type:SCALAR rule. Adjust for removal of
14446 second argument to create_scalar_type.
14448 * vec.h: Remove all #if IN_GENGTYPE blocks.
14449 Add comment saying that changes may require adjustments to gengtype.
14450 * gengtype.c: Don't include coretypes.h or tm.h.
14451 Add comment to inclusion of errors.h.
14452 (note_def_vec, note_def_vec_alloc): New functions.
14453 * gengtype.h: Declare new functions.
14454 * gengtype-lex.l: Don't include coretypes.h.
14455 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14457 (update_lineno): Remove unnecessary prototype.
14458 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14459 (VEC rule): Just return VEC_TOKEN.
14460 * gengtype-yacc.y (VEC_TOKEN): New token type.
14461 (type): Add a production for VEC(a,b).
14462 * Makefile.in: Update dependencies.
14464 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14465 typedefs that use the old PARAMS macro.
14467 * gengtype-lex.l: Remove all rules and states relating to yacc
14469 * gengtype-yacc.y: Similarly.
14470 * gengtype.c (note_yacc_type): Delete function.
14471 * gengtype.h: Update prototypes.
14473 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14475 * tree-pretty-print.c (dump_generic_node): Report precision of
14476 unnamed integer types.
14478 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14480 * ifcvt.c (noce_try_store_flag_constants): Don't check
14481 no_new_pseudos here.
14482 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14483 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14484 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14485 noce_try_sign_mask): Likewise.
14486 (if_convert): Check no_new_pseudos here.
14488 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14490 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14491 (noce_get_condition): Handle new then_else_reversed argument.
14492 (noce_init_if_info): Remove, fold into noce_find_if_block.
14493 (noce_process_if_block): Take a struct noce_if_info as the
14494 argument. Don't set up one based on ce_if_info. Update pointer
14495 references accordingly.
14496 (cond_move_process_if_block): Likewise.
14497 (process_if_block): Removed.
14498 (find_if_block): Removed. Move functionality two new functions,
14499 noce_find_if_block and cond_exec_find_if_block.
14500 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14501 blocks and the symmetric IF-ELSE-JOIN case.
14502 (cond_exec_find_if_block): Also new function mostly based on old
14503 find_if_block and process_if_block.
14504 (find_if_header): Replace find_if_block call with separately
14505 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14506 (find_cond_trap): Update noce_get_condition call.
14507 (dead_or_predicable): Likewise.
14509 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14511 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14513 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14514 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14515 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14516 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14517 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14518 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14519 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14520 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14521 __builtin_ia32_psrad128 builtins.
14523 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14525 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14526 * config/i386/constraints.md
14527 (define_constraint "I"): Use IN_RANGE macro.
14528 (define_constraint "J"): Ditto.
14529 (define_constraint "K"): Ditto.
14530 (define_constraint "M"): Ditto.
14531 (define_constraint "N"): Ditto.
14532 (define_constraint "O"): Ditto.
14533 * config/i386/predicates.md
14534 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14535 (define_predicate "const_0_to_3_operand"): Ditto.
14536 (define_predicate "const_0_to_7_operand"): Ditto.
14537 (define_predicate "const_0_to_15_operand"): Ditto.
14538 (define_predicate "const_0_to_63_operand"): Ditto.
14539 (define_predicate "const_0_to_255_operand"): Ditto.
14540 (define_predicate "const_1_to_31_operand"): Ditto.
14541 (define_predicate "const_2_to_3_operand"): Ditto.
14542 (define_predicate "const_4_to_7_operand"): Ditto.
14544 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14546 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14547 in SImode for save_world.
14548 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14551 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14553 PR tree-optimization/30784
14554 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14557 2007-03-25 Revital Eres <eres@il.ibm.com>
14559 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14560 Fold movement_possibility function into it.
14562 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14564 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14565 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14566 (call_indirect_nonlocal_darwin64): Same.
14567 (call_nonlocal_darwin64): Same.
14568 (call_value_indirect_nonlocal_darwin64): Same.
14569 (call_value_nonlocal_darwin64): Same.
14570 (sibcall_nonlocal_darwin64): Same.
14571 (sibcall_value_nonlocal_darwin64): Same.
14572 (sibcall_symbolic_64): Same.
14573 (sibcall_value_symbolic_64): Same.
14574 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14576 (rs6000_emit_load_toc_table): Same.
14577 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14578 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14580 (divss_call): Same.
14581 (divus_call): Same.
14582 (quoss_call): Same.
14583 (quous_call): Same.
14584 (load_toc_v4_pic_si): Same
14585 (load_toc_v4_PIC_1): Same.
14586 (load_toc_v4_PIC_1b): Same.
14587 (call_indirect_aix{32,64}): Same.
14588 (call_value_indirect_aix{32,64}): Same.
14590 (call_value): Same.
14591 (call_local{32,64}): Same.
14592 (call_value_local{32,64}): Same.
14593 (call_indirect_nonlocal_aix{32,64}): Same.
14594 (call_nonlocal_aix{32,64}): Same.
14595 (call_value_indirect_nonlocal_aix{32,64}): Same.
14596 (call_value_nonlocal_aix{32,64}): Same.
14597 (call_indirect_nonlocal_sysv<mode>): Same.
14598 (call_nonlocal_sysv<mode>): Same.
14599 (call_value_indirect_nonlocal_sysv<mode>): Same.
14600 (call_value_nonlocal_sysv<mode>): Same.
14602 (sibcall_local{32,64}): Same.
14603 (sibcall_value_local{32,64}): Same.
14604 (sibcall_nonlocal_aix{32,64}): Same.
14605 (sibcall_value_nonlocal_aix{32,64}): Same.
14606 (sibcall_nonlocal_sysv<mode>): Same.
14607 (sibcall_value): Same.
14608 (sibcall_value_nonlocal_sysv<mode>): Same.
14610 2007-03-24 Paul Brook <paul@codesourcery.com>
14612 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14613 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14615 2007-03-24 Richard Henderson <rth@redhat.com>
14617 * config/ia64/constraints.md: New file.
14618 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14619 satisfies_constraint_?.
14620 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14621 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14622 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14623 ia64_output_mi_thunk): Likewise.
14624 (ia64_const_ok_for_letter_p): Remove.
14625 (ia64_const_double_ok_for_letter_p): Remove.
14626 (ia64_extra_constraint): Remove.
14627 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14628 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14629 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14630 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14631 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14632 EXTRA_MEMORY_CONSTRAINT): Remove.
14633 * config/ia64/ia64.md: Include constriants.md. Replace
14634 CONST_OK_FOR_? with satisfies_constraint_?.
14636 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14637 H.J. Lu <hongjiu.lu@intel.com>
14639 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14641 (name macros): Use DPD_BID_NAME to convert names properly.
14643 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14644 decimal floating point format.
14645 (init_floating_libfuncs): Change decimal functions so that they
14646 have a "bid_" prefix if the decimal system uses the BID format,
14647 and "dpd_" prefix if the decimal system uses the DPD format.
14648 (init_interclass_conv_libfuncs): Ditto.
14649 (init_intraclass_conv_libfuncs): Ditto.
14651 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14652 using the BID format.
14654 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14655 whether we are using the BID decimal format.
14656 * configure: Regenerate.
14658 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14659 the compiler has decimal floating point enabled. Define
14660 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14663 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14664 using the BID format.
14666 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14667 whether we are using the BID decimal format.
14668 * configure: Regenerate.
14670 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14671 the compiler has decimal floating point enabled. Define
14672 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14675 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14676 options, and that it is enabled for i386/x86_64 systems.
14678 * Makefile.in (enable_decimal_float): New.
14680 (DECNUMINC): Add -I$(DECNUMFMT).
14681 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14682 to $(DECNUMFMT) from $(DECNUM).
14684 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14685 Substitute enable_decimal_float.
14686 * configure: Regenerated.
14689 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14692 * configure.ac: Enable decimal float for x86_64-*-linux*.
14693 * configure: Regenerated.
14696 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14697 decimal128ClearSign to flip and clear the sign bit in decimal128.
14698 (decimal_real_maxval): Set decimal128SetSign to set the sign
14701 2007-03-23 Ian Lance Taylor <iant@google.com>
14703 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14705 2007-03-23 Ian Lance Taylor <iant@google.com>
14707 * tree-dump.c (dump_files): Correct comment.
14709 2007-03-23 Ian Lance Taylor <iant@google.com>
14711 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14713 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14715 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14716 in cfglayout mode. Don't go into and out of cfglayout mode.
14717 Link the blocks in the order of the constructed traces.
14718 (rest_of_handle_tracer): Adjust call to tracer.
14719 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14720 Don't go into cfglayout mode.
14721 (rtl_loop_done): Don't go out of cfglayout mode.
14722 * cfglayout.c (relink_block_chain): New function, split out from...
14723 (fixup_reorder_chain): ...here. Remove redundant checking.
14724 (cfg_layout_finalize): Don't clear the header, footer, and aux
14725 fields here, move the code to do so to relink_block_chain. Likewise
14726 for free_original_copy_tables.
14727 * rtl.h (tracer): Update prototype.
14728 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14729 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14730 mode. Use relink_block_chain to serialize the CFG according to the
14731 new basic block order. Move targetm.cannot_modify_jumps_p check from
14733 (gate_handle_reorder_blocks): ...to here.
14734 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14736 (gate_duplicate_computed_gotos): ...to here.
14737 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14738 something always changes when going into and out of cfglayout mode.
14739 Perform an expensive cfg cleanup while going into cfglayout mode.
14740 Always update liveness information on HAVE_conditional_execution
14741 targets. Reserialize the basic blocks and go out of cfglayout mode.
14742 * reg-stack.c: Include cfglayout.h.
14743 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14744 the call to reorder_basic_blocks.
14745 * basic-block.h (reorder_basic_blocks): Update prototype.
14746 (relink_block_chain): New prototype.
14747 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14749 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14751 * config/mips/mips.md (type, hazard, *movdi_32bit,
14752 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14753 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14754 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14755 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14756 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14758 (movcc): Change first xfer to multi.
14759 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14760 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14761 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14762 config/mips/generic.md: Change reservations using "xfer" to use
14764 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14765 using match_operand.
14766 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14767 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14769 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14771 2007-03-22 Richard Henderson <rth@redhat.com>
14773 * config/i386/i386.c: Remove unnecessary function declarations.
14774 Move targetm definition, and all related macros, to the end of
14775 the file. Resort some functions to put definitions before uses.
14776 (ix86_attribute_table): Make static. Move to end of file.
14777 (ix86_gimplify_va_arg): Make static.
14779 2007-03-22 Richard Henderson <rth@redhat.com>
14781 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14782 don't increase local_regparm with force_align_arg_pointer check.
14783 (ix86_function_sseregparm): Assert 32-bit.
14784 (type_has_variadic_args_p): New.
14785 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14786 type_has_variadic_args_p.
14787 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14788 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14789 use memset instead. Do maybe_vaarg check first; skip attribute
14790 tests if true; skip attribute tests for 64-bit.
14791 (construct_container): Remove TARGET_DEBUG_ARG.
14792 (function_arg_advance_32, function_arg_advance_64): Split out ...
14793 (function_arg_advance): ... from here.
14794 (function_arg_32, function_arg_64): Split out ...
14795 (function_arg): ... from here.
14796 (ix86_pass_by_reference): Tidy.
14797 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14798 (function_value_32): New, from parts of ix86_function_value
14799 and ix86_value_regno.
14800 (function_value_64): New, from parts of ix86_function_value
14801 and ix86_libcall_value.
14802 (ix86_function_value_1): New.
14803 (ix86_function_value, ix86_libcall_value): Use it.
14804 (return_in_memory_32, return_in_memory_64): Split out ...
14805 (ix86_return_in_memory): ... from here.
14806 (ix86_struct_value_rtx): Skip for 64-bit.
14807 (ix86_libcall_value, ix86_value_regno): Remove.
14808 (setup_incoming_varargs_64): Split out ...
14809 (ix86_setup_incoming_varargs): ... from here.
14810 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14811 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14812 * config/i386/i386-protos.h (ix86_function_value): Remove.
14813 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14815 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14818 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14819 infinities not supported, otherwise emit warning if -Woverflow. On
14820 underflow, emit warning if -Woverflow.
14821 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14823 * real.h (real_from_string): Update declaration
14825 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14826 Richard Henderson <rth@redhat.com>
14828 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14829 * calls.c (compute_argument_block_size, expand_call,
14830 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14831 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14832 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14833 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14834 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14835 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14836 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14837 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14840 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14842 * c-incpath.c (add_sysroot_to_chain): New.
14843 (merge_include_chains): Add sysroot argument. Call
14844 add_sysroot_to_chain if sysrooted.
14845 (register_include_chains): Update call to merge_include_chains.
14846 * doc/cppopts.texi: Document use of '=' in include directory
14849 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14851 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14852 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14853 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14854 insn pattern using X87MODEF12 mode macro.
14856 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14858 * regmove.c (regmove_optimize): Use reg_mentioned_p
14859 instead of reg_overlap_mentioned_p for DST.
14861 2007-03-21 Mike Stump <mrs@apple.com>
14863 * c.opt: Fixup for Objective-C/C++.
14865 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14867 * explow.c (convert_memory_address): Fold memory reference when
14868 POINTERS_EXTEND_UNSIGNED < 0
14870 2007-03-21 Richard Henderson <rth@redhat.com>
14873 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14874 * config/i386/mmintrin.h (__m64): Likewise.
14875 * config/i386/xmmintrin.h (__m128): Likewise.
14877 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14879 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14880 (VXWORKS_OS_CPP_BUILTINS): Define.
14881 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14882 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14884 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14886 * rtl.h (constant_pool_reference_p): Delete.
14887 (find_constant_src): Declare.
14888 * rtlanal.c (find_constant_src): New function.
14889 * simplify-rtx.c (constant_pool_reference_p): Delete.
14890 * config/i386/i386.md: Use find_constant_src instead of
14891 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14893 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14895 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14896 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14898 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14900 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14901 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14902 (arm_elf_asm_constructor): Use it.
14903 (arm_elf_asm_destructor): New function.
14905 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14907 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14909 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14911 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14913 2007-03-19 Andrew Haley <aph@redhat.com>
14915 PR tree-optimization/31264
14916 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14917 VIEW_CONVERT_EXPRs.
14919 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14921 PR rtl-optimization/30907
14922 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14923 (fwprop_init): Always call loop_optimizer_initialize.
14924 (fwprop_done): Always call loop_optimizer_finalize.
14925 (fwprop): We always have loop info now.
14926 (gate_fwprop_addr): Remove.
14927 (pass_fwprop_addr): Use gate_fwprop as gate.
14929 PR rtl-optimization/30841
14930 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14931 df_chain_alloc): Call df_reorganize_refs unconditionally.
14932 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14933 refs_organized to refs_organized_size.
14934 (df_ref_create_structure): Use refs_organized_size instead of
14935 bitmap_size if refs had been organized, and keep refs_organized_size
14937 * df.h (struct df_ref_info): Change refs_organized to
14938 refs_organized_size.
14939 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14942 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14944 * except.c (output_function_exception_table): Do not reference the
14945 EH personality routine for functions that do not require an
14948 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14951 * c-typeck.c (convert_for_assignment): Call comptypes for
14952 RECORD_TYPE or UNION_TYPE.
14954 PR inline-asm/30505
14955 * reload1.c (reload): Do invalid ASM checking after
14956 cleanup_subreg_operands.
14958 2007-03-19 Jeff Law <law@redhat.com>
14960 * tree-cfg.c (find_taken_edge): Tighten conditions for
14961 optimizing computed gotos.
14963 2007-03-19 Michael Matz <matz@suse.de>
14965 * builtins.c (expand_builtin_sync_operation,
14966 expand_builtin_compare_and_swap,
14967 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14970 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14971 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14974 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14976 * doc/tm.texi: Add brackets around the return type of
14977 TARGET_SECONDARY_RELOAD.
14979 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14980 Richard Guenther <rguenther@suse.de>
14982 PR tree-optimization/31254
14983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14984 Use handled_component_p () where appropriate. Continue
14985 propagating into the rhs if we propagated into an INDIRECT_REF
14988 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14990 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14991 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14992 (xde, xdee): Mode attributes adjusted to support DFP modes.
14993 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14994 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14995 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14996 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14997 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14998 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14999 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15001 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15002 "movsf"): Insn definitions removed.
15003 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15004 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15005 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15007 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15008 "reload_in<mode>", "reload_out<mode>"): Expander added.
15009 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15012 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15014 * config/s390/s390.md: Only non-functional changes. Renamed
15015 FPR mode macro to BFP all over the file.
15017 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15019 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15020 (op_type attribute): RRF instruction type added.
15021 (fT0): New mode attribute.
15022 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15023 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15024 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15025 instruction no secondary memory is needed when moving DFmode values
15026 between GPRs and FPRs.
15028 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15030 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15031 inverted and documentation adjusted.
15032 ("mhard-dfp", "msoft-dfp"): New options.
15033 * config/s390/s390.c (s390_handle_arch_option): New architecture
15035 (override_options): Sanity checks for the new options added.
15036 * config.gcc: New architecture switch: z9-ec.
15037 * config/s390/s390.h (processor_flags): PF_DFP added.
15038 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15039 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15040 when the bit is NOT set so remove it from the defaults.
15042 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15044 * genemit.c (main): Print include statement for dfp.h.
15045 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15048 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15050 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15052 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15055 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15056 instead of PATTERN.
15058 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15060 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15061 attr_length_call, output_call, output_indirect_call): Cleanup
15062 formatting of targetm calls.
15064 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15066 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15068 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15070 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15071 reservation, bypass and anti-bypass descriptions for these
15072 instructions. Update move patterns.
15073 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15076 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15078 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15079 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15080 (get_initial_def_for_reduction): Likewise.
15082 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15084 Fix PR tree-optimization/29922
15085 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15086 (get_representative): Removed.
15087 (value_dies_in_block_x): Update for rvuse removal.
15088 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15089 (compute_antic_aux): Handle when PHI nodes appear in
15090 non-single-successors.
15091 (dump_bitmap_of_names): Removed.
15092 (compute_antic_safe): Renamed and removed rvuse calculation.
15093 Calculate only antic safe.
15094 (insert_into_preds_of_block): Remove assert.
15095 (execute_pre): Update for renamed functions.
15096 (defer_or_phi_translate_block): New function.
15098 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15100 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15101 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15103 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15104 Follow spelling conventions.
15106 * tree-data-ref.h: Remove the prototype for analyze_array.
15108 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15110 PR tree-optimization/31041
15111 * tree-vect-transform.c (get_initial_def_for_induction): Call
15112 force_gimple_operand.
15114 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15116 * ipa-type-escape.c (look_for_casts) : Revert code to use
15117 handled_component_p due to ada test a-numaux.adb.
15119 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15121 * final.c (final_scan_insn): Alter the condition of a
15122 conditional trap if we have nonstandard CC.
15124 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15126 * configure.ac: Remove excess quoting from asm line 0 test.
15127 * configure: Rebuilt.
15129 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15131 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15132 * c-common.c (convert_and_check): Move warning logic to...
15133 (warnings_for_convert_and_check): ...here. Define.
15134 * c-common.h (warnings_for_convert_and_check): Declare.
15136 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15138 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15139 (output_call): Likewise.
15141 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15143 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15145 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15147 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15149 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15151 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15152 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15154 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15156 PR tree-optimization/31183
15157 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15158 Use double_int instead of unsigned int for representing access_strides.
15159 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15161 2007-03-16 Richard Guenther <rguenther@suse.de>
15163 PR tree-optimization/31146
15164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15165 to allow recursion of forward_propagate_addr_expr.
15166 (forward_propagate_addr_into_variable_array_index): Likewise.
15167 (forward_propagate_addr_expr): Likewise.
15168 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15169 (forward_propagate_addr_expr_1): Recurse on simple copies
15170 instead of propagating into them. Do so for useless conversions
15172 (forward_propagate_addr_expr): Clean up unused statements after
15175 2007-03-16 Richard Guenther <rguenther@suse.de>
15177 * builtins.c (expand_builtin_cexpi): Use the right argument
15178 for the expansion via cexp.
15180 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15182 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15183 * configure: Rebuilt.
15185 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15188 * dwarf2out.c (force_type_die): Adjust comment.
15189 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15191 2007-03-15 DJ Delorie <dj@redhat.com>
15193 * config/frv/predicates.md (minmax_operator): Don't check operands
15196 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15198 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15199 Update constant estimates of number of iterations.
15200 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15201 argument renamed to "realistic".
15202 (compute_estimated_nb_iterations): Removed.
15203 (record_niter_bound): New function.
15204 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15205 call record_nonwrapping_iv with upper = false.
15206 (infer_loop_bounds_from_signedness): Pass upper argument to
15207 record_nonwrapping_iv.
15208 (estimate_numbers_of_iterations_loop): Do not call
15209 compute_estimated_nb_iterations. Record estimate based on profile
15210 information. Initialize the constant estimates of number of
15212 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15214 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15215 number of iterations is too small.
15216 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15217 (EST_NOT_AVAILABLE): Removed.
15218 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15219 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15222 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15224 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15225 Handle NE_EXPR guards.
15227 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15230 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15231 Set also -pedantic-errors by default for the preprocessor unless
15232 -fpermissive is given.
15234 2007-03-15 Richard Guenther <rguenther@suse.de>
15236 PR middle-end/29719
15237 PR middle-end/31161
15238 * builtins.c (expand_builtin_cexpi): As a fallback if we
15239 don't have builtins for sincos or cexp create a function
15240 declaration for cexp and expand to a call to that.
15241 (expand_builtin_int_roundingfn): Always fall
15242 back to floor/ceil and its variants even if they may be
15245 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15247 PR middle-end/31159
15248 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15249 jump tables, move the call to delete_dead_jumptables from here...
15250 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15251 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15252 don't allow merging of blocks that try_redirect_by_replacing_jump
15253 also does not handle when not optimizing.
15255 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15256 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15258 * config/i386/i386.md (x86_sahf_1): Correctly handle
15261 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15264 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15265 x86_64_general_operand as operand[2] predicate. Remove "iF"
15266 from operand constraints and use "e" constraint instead.
15267 (*subti3_1, *subti3_1 splitter): Ditto.
15268 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15269 operand[1] predicate.
15271 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15273 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15274 arrays, multiply the access strides by the size of the sub-array.
15275 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15277 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15279 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15280 the configured assembler supports the sahf mnemonic.
15281 * configure: Regenerate.
15282 * config.in: Regenerate.
15284 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15285 emit "sahf" or ".byte\t0x9e" as asm template.
15287 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15290 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15291 option to replace hard coded TARGET_xxx in md file.
15292 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15293 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15294 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15295 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15296 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15297 (X86_TUNE_NOT_VECTORMODE): Ditto.
15298 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15299 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15300 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15301 (TUNE_SLOW_IMUL_IMM8): Ditto.
15302 (TUNE_MOVE_M1_VIA_OR): Ditto.
15303 (TUNE_NOT_UNPAIRABLE): Ditto.
15304 (TUNE_NOT_VECTORMODE): Ditto.
15306 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15309 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15310 tuning options instead of hard coded TARGET_xxx.
15311 (fix ssemode peephole2's): Ditto.
15312 (imul peephole2's): Ditto.
15314 (movdi_or_rex64): Ditto.
15315 (move peephole2): Ditto.
15316 (not peephole2's): Ditto.
15318 2007-03-14 Dirk Mueller <dmueller@suse.de>
15320 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15321 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15322 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15324 * c-parser.c (c_parser_do_statement): Warn about empty body in
15325 do/while statement.
15326 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15327 * doc/invoke.texi (-Wempty-body): Update documentation.
15329 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15332 * c-common.h (warn_for_div_by_zero): Declare.
15333 * c-common.c (warn_for_div_by_zero): Define.
15334 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15337 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15339 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15340 to PREFIX and STANDARD_PREFIX.
15342 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15343 Phil Edwards <phil@codesourcery.com>
15345 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15346 (__gthread_once_t): Remove busy field for RTPs.
15347 (__GTHREAD_ONCE_INIT): Update accordingly.
15349 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15351 * doc/invoke.texi: Document VxWorks options.
15353 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15355 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15357 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15359 PR tree-optimization/30590
15360 * tree-nrv.c (tree_nrv): Check for the partial update of the
15363 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15365 * flags.h (flag_random_seed): Remove declaration, in favor of...
15366 * toplev.h (get_random_seed, set_random_seed): ... these.
15367 * tree.c (get_file_function_name): Use the former.
15368 * opts.c (common_handle_option): Use the latter.
15371 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15373 PR middle-end/31127
15374 * cse.c (cse_find_path): Do not bail out if a basic block that
15375 we already visited now becomes part of a path that starts at a
15376 different basic block. Just disallow this, to make sure we
15377 visit each basic block at most once.
15379 2007-03-13 Jan Hubicka <jh@suse.cz>
15381 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15382 attributes, when profile esitmate is present, calls with very low
15383 frequency are cold.
15385 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15387 PR tree-optimization/30730
15388 PR tree-optimization/26900
15389 * tree-ssa-loop-niter.c: Include gmp.h.
15390 (bounds): New type.
15391 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15392 split_to_var_and_offset, determine_value_range,
15393 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15394 bound_difference, bounds_add, bounds_negate,
15395 number_of_iterations_ne_max, dump_affine_iv): New functions.
15396 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15397 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15398 difference of initial and final value of control iv to validate
15400 (number_of_iterations_cond): Add loop parameter. Determine bounds
15401 on the difference of the extremes of the control iv. Add dumps.
15402 (expand_simple_operations): Handle phi nodes.
15403 (simplify_using_initial_conditions): Do not record used conditions.
15404 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15405 Do not set additional_info.
15406 (implies_nonnegative_p, implies_ge_p): Removed.
15407 (derive_constant_upper_bound): Do not use parameter `additional'.
15408 (record_estimate): Parameter `additional' removed. Parameter
15409 `i_bound' added. Do not call derive_constant_upper_bound.
15410 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15411 bound the number of iterations estimate.
15412 (estimate_numbers_of_iterations_loop): Pass the estimate from
15413 the number of iterations analysis to record_estimate.
15414 * tree.h (multiple_of_p): Declare.
15415 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15416 (scev_const_prop): Do not check expression_expensive_p.
15417 * fold-const.c (multiple_of_p): Exported.
15418 * double-int.c (double_int_mask): Exported.
15419 * double-int.h (double_int_mask): Declare.
15420 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15421 field. Added max field.
15423 2007-03-13 David Taylor <taylor@candd.org>
15426 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15429 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15432 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15433 two unamed patterns.
15435 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15437 * config/i386/i386.opt (mcx16, msahf): New options.
15438 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15439 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15441 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15442 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15443 Output -mcx16 and -msahf options when corresponding bit is set.
15445 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15446 and -msahf options.
15448 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15450 * configure.ac: Test for assembler tolerance to # 0 "".
15451 * configure, config.in: Rebuilt.
15452 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15454 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15456 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15458 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15459 (handle_syscall): Handle direct system calls.
15460 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15462 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15464 * doc/invoke.texi: Fix cpp.info cross-reference.
15465 * doc/passes.texi: Fix gcc.info cross-reference.
15467 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15469 PR tree-optimization/30835
15470 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15471 bb_for_stmt is not NULL before accessing it.
15473 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15475 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15478 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15481 * doc/install.texi: Document --enable-stage1-languages
15483 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15485 * tree-pass.h (pass_into_cfg_layout_mode,
15486 pass_outof_cfg_layout_mode): Declare.
15487 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15488 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15489 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15490 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15492 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15494 * c-decl.c (warn_variable_length_array): New function.
15495 Refactored from grokdeclarator to handle warn_vla
15496 and handle unnamed array case.
15497 (grokdeclarator): Refactored VLA warning case.
15498 * c.opt (Wvla): New flag.
15499 * doc/invoke.texi (Wvla): New warning.
15501 2007-03-12 Richard Henderson <rth@redhat.com>
15503 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15504 (TARGET_SECTION_TYPE_FLAGS): New.
15506 2007-03-12 Richard Henderson <rth@redhat.com>
15508 * config/darwin.c (machopic_reloc_rw_mask): New.
15509 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15510 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15512 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15514 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15515 * cppdefault.h (cpp_PREFIX): Document.
15516 (cpp_PREFIX_len): Likewise.
15517 (cpp_EXEC_PREFIX): New variable.
15518 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15519 * c-incpath.c (add_standard_paths): Correct logic for relocating
15520 paths within prefix.
15522 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15524 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15525 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15527 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15528 fix_truncdfdi_sse using SSEMODEF mode macro.
15529 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15530 fix_truncdfsi_sse using SSEMODEF mode macro.
15531 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15532 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15534 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15536 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15537 elfos.h to tm_file.
15539 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15541 * tree.h : Add multiple_of_p declaration.
15542 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15543 * ipa-type-escape.c (results_of_malloc): Redundant.
15544 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15545 (cast_type): Extended with new members.
15546 (check_cast): Returns cast_type.
15547 (cast): New structure for data of walk_use_def_chains.
15548 (is_malloc_result, is_cast_from_non_pointer_1,
15549 is_cast_from_non_pointer,
15550 is_array_access_through_pointer_and_index): New functions.
15551 (look_for_casts): Returns cast types.
15552 (check_call): Returns void.
15553 (okay_pointer_operation): Use support of pointer plus index,
15554 pointer plus constant and allow all multiplications.
15556 2007-03-11 Richard Guenther <rguenther@suse.de>
15558 PR tree-optimization/31115
15559 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15560 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15561 A shift count of zero is not special as with *_DIV_EXPR.
15562 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15565 2007-03-11 Ian Lance Taylor <iant@google.com>
15567 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15568 the *_DIV_EXPR codes correctly with overflow infinities.
15570 2007-03-11 Ira Rosen <irar@il.ibm.com>
15572 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15573 indicate success/failure of the analysis. Add negation to subtrahend
15574 in case of subtraction. Fail if both operands contain constants.
15575 (create_data_ref): Fail if analyze_offset fails.
15577 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15579 * config/i386/i386.md (frndintxf2): Rename to ...
15580 (rintxf2): ... this. Remove expander having same name.
15581 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15582 (roundsf2, rounddf2): Ditto.
15583 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15584 (lround<mode>di2, lround<mode>si2): Ditto.
15586 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15588 * lower-subreg.c: Include except.h.
15589 (decompose_multiword_subregs): Verify that the only control flow
15590 insns we can split are loads to multi-words pseudos.
15591 Handle breaking such blocks after splitting, instead of calling
15592 find_many_sub_basic_blocks.
15594 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15595 on the new basic block. Add a lengthy comment explaining why we
15596 thought this was necessary.
15597 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15599 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15602 * tree.c (walk_type_fields): Recurse into the element type of
15603 ARRAY_TYPEs if there is a pointer set.
15605 2007-03-10 Dirk Mueller <dmueller@suse.de>
15607 * c-common.c (warn_logical_operator): Fix condition.
15609 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15611 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15613 * config/darwin.c (machopic_select_section): Remove superfluous
15614 argument in call to categorize_decl_for_section. Remove unused
15617 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15619 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15621 * configure: Regenerate.
15623 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15626 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15627 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15628 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15629 Add LABEL_NUSES to emitted label.
15630 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15631 branch probability value to emitted jump insn.
15632 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15633 Do not check life information and do not re-arrange input operands
15634 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15636 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15638 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15639 the change of decode_asm_operands.
15641 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15643 * mode-switching.c (create_pre_exit): Skip blockage insn.
15645 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15647 * tree-pass.h (TODO_update_smt_usage): Remove.
15649 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15653 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15655 * pa.c (attr_length_call): Revise condition for long
15656 pc-relative branch.
15657 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15658 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15659 sequence on SOM target.
15661 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15663 * gcc.c: Document %{, in big comment at top.
15664 (input_suffix_matches): Remove special handling for .s and
15666 (input_spec_matches): New.
15667 (handle_braces): Handle %{,.
15668 (validate_switches): ',' indicates a value which is not a switch.
15669 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15670 to detect assembler input.
15671 * config/i386/sol2.h (CPP_SPEC): Likewise.
15672 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15673 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15674 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15675 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15676 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15677 -m64 causes deployment target to default to 10.5.
15678 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15680 2007-03-09 Richard Henderson <rth@redhat.com>
15683 * target.h (targetm.asm.out.reloc_rw_mask): New.
15684 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15685 (TARGET_ASM_OUT): Use it.
15686 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15687 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15688 use the new reloc_rw_mask target hook instead.
15689 (default_section_type_flags_1): Merge into...
15690 (default_section_type_flags): ... here.
15691 (decl_readonly_section_1): Merge into...
15692 (decl_readonly_section): ... here.
15693 (default_elf_select_section_1): Merge into...
15694 (default_elf_select_section): ... here.
15695 (default_unique_section_1): Merge into...
15696 (default_unique_section): ... here.
15697 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15698 (default_select_rtx_section): Use it.
15699 (default_elf_select_rtx_section): Likewise.
15700 * output.h: Update to match.
15701 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15702 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15703 (TARGET_ASM_RELOC_RW_MASK): New.
15704 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15705 to categorize_decl_for_section.
15706 (x86_64_elf_unique_section): Likewise.
15707 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15708 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15709 (TARGET_ASM_RELOC_RW_MASK): New.
15710 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15711 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15712 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15713 (TARGET_RWRELOC): Remove.
15714 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15715 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15716 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15717 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15718 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15719 (rs6000_xcoff_select_section): Use decl_readonly_section.
15720 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15721 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15722 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15723 (TARGET_SECTION_TYPE_FLAGS): Remove.
15724 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15726 2007-03-09 Roger Sayle <roger@eyesopen.com>
15728 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15729 complex constant equality/inequality comparisons for here.
15730 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15731 known at compile-time or can be simplified to a scalar comparison.
15732 (fold_relational_const): Move compile-time evaluation of complex
15733 constant equality/inequality comparisons to here.
15735 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15737 PR rtl-optimization/30643
15738 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15740 (fold_rtx): Recurse, like before 2006-11-03.
15742 2007-03-09 DJ Delorie <dj@redhat.com>
15744 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15747 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15749 PR tree-optimization/30375
15750 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15751 LHS of statements is not the same.
15752 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15754 2007-03-09 Chao-ying Fu <fu@mips.com>
15756 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15758 * doc/invoke.texi (-mdspr2): Document new option.
15759 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15760 New unspec for DSP REV 2.
15761 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15762 these instructions are extended in DSP REV 2.
15763 (mips-dspr2.md): Include.
15764 * config/mips/mips.opt (mdspr2): New option.
15765 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15766 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15767 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15768 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15769 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15770 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15771 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15773 (bdesc_map): Add one field of unsupported_target_flags.
15774 (bdesc_arrays): Update entries to have extra fields. Add
15776 (mips_init_builtins): Initialize new function types.
15777 Check unsupported_target_fileds to filter out builtins.
15778 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15780 (ASM_SPEC): Pass mdspr2 to the assembler.
15781 * config/mips/mips-dspr2.md: New file.
15783 2007-03-09 Sa Liu <saliu@de.ibm.com>
15785 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15787 2007-03-09 Ian Lance Taylor <iant@google.com>
15789 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15790 argument) like -Wstrict-overflow=2.
15791 * doc/invoke.texi (Warning Options): Update documentation.
15793 2007-03-09 Dirk Mueller <dmueller@suse.de>
15796 * doc/invoke.texi (-Wlogical-op): Document.
15797 * common.opt (-Wlogical-op): New.
15798 * c-common.h (warn_logical_operator): Declare.
15799 * c-common.c (warn_logical_operator): Define.
15800 * c-typeck.c (parser_build_binary_op): Call
15801 warn_logical_operator.
15803 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15805 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15806 * final.c (final_scan_insn): Test for non-"" file name.
15808 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15810 * doc/loop.texi: Document the Omega linear constraints solver.
15811 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15812 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15813 omega-hash-table-size, omega-max-keys, and
15814 omega-eliminate-redundant-constraints.
15815 * tree-pass.h (pass_check_data_deps): Declared.
15818 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15819 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15820 pass_check_data_deps): New.
15821 * tree-data-ref.c (init_data_ref): Remove declaration.
15822 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15823 (analyze_array): Renamed init_array_ref, move up initializations.
15824 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15825 Removed arguments that are set to NULL.
15826 (analyze_indirect_ref): Correct indentation, correct call to
15828 (object_analysis): Call init_array_ref instead of analyze_array.
15829 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15830 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15831 of DR_ACCESS_FNS_ADDR.
15832 (init_omega_eq_with_af, omega_extract_distance_vectors,
15833 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15834 ddr_consistent_p): New.
15835 (compute_affine_dependence): Check consistency of ddrs when
15836 flag_check_data_deps is passed.
15837 (analyze_all_data_dependences): Uncomment.
15838 (tree_check_data_deps): New.
15839 * tree-data-ref.h: Include omega.h.
15840 (DR_ACCESS_FNS_ADDR): Removed.
15841 (data_dependence_relation): Add inner_loop.
15842 (DDR_INNER_LOOP): New.
15843 * common.opt (fcheck-data-deps): New.
15844 * tree-flow.h (tree_check_data_deps): Declare.
15845 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15846 (OBJS-common): Depend on omega.o.
15848 * passes.c (pass_check_data_deps): Scheduled.
15849 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15850 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15851 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15852 PARAM_VECT_MAX_VERSION_CHECKS,
15853 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15855 2007-03-09 Richard Guenther <rguenther@suse.de>
15857 PR tree-optimization/30904
15858 PR middle-end/31058
15859 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15860 the same way as *_DIV_EXPR.
15862 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15864 * recog.c (decode_asm_operands): No mixed declarations and code.
15866 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15868 * rtl.def (ASM_INPUT): Add location.
15869 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15870 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15871 (decode_asm_operands): Add loc operand.
15872 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15873 * stmt.c (expand_asm): Rename to...
15874 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15875 gen_rtx_ASM_INPUT_loc.
15876 (expand_asm_expr): Adjust.
15877 * recog.c (decode_asm_operands): Add loc operand.
15878 (check_asm_operands, extract_insn): Adjust.
15879 * reload1.c (maybe_fix_stack_asms): Likewise.
15880 * final.c (asm_insn_count): Likewise.
15881 (final_scan_insn): Output # line before and after asm.
15883 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15885 * tree-ssa-structalias.c (variable_info): Remove
15887 (new_var_info): Ditto.
15888 (shared_bitmap_info_t): New structure.
15889 (shared_bitmap_table): New variable.
15890 (shared_bitmap_hash): New function.
15891 (shared_bitmap_eq): Ditto
15892 (shared_bitmap_lookup): Ditto.
15893 (shared_bitmap_add): Ditto.
15894 (merge_smts_into): Change to take bitmap directly.
15895 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15896 (init_alias_vars): Init shared bitmap hashtable.
15897 (delete_points_to_sets): Delete shared bitmap hashtable.
15898 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15899 is_aliased removal as a change that was still necessary was
15902 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15904 * config/i386/i386.h (override_options): Conditionally disable
15905 x86_sahf for 64bit targets only.
15907 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15910 * c-decl.c (merge_decls): Don't call make_var_volatile.
15911 * varasm.c (make_var_volatile): Remove.
15912 * output.h (make_var_volatile): Remove.
15914 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15916 PR tree-optimization/31085
15917 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15919 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15921 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15922 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15923 ATTR_CONST_NOTHROW_LIST.
15925 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15928 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15930 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15932 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15935 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15937 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15938 passed, use shared libgcc.
15940 2007-03-08 Roger Sayle <roger@eyesopen.com>
15942 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15943 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15944 (honor_protect_cleanup_actions, lower_try_finally_switch):
15946 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15947 ifc_temp_var): Likewise.
15948 * tree-inline.c (setup_one_parameter): Likewise.
15949 * tree-mudflap.c (mf_decl_cache_locals,
15950 mf_build_check_statement_for): Likewise.
15951 * tree-nested.c (init_tmp_var, save_tmp_var,
15952 finalize_nesting_tree_1): Likewise.
15953 * tree-outof-ssa.c (insert_copy_on_edge,
15954 insert_backedge_copies): Likewise.
15955 * tree-profile.c (tree_gen_edge_profiler,
15956 tree_gen_ic_profiler): Likewise.
15957 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15958 * tree-sra.c (sra_build_assignment): Likewise.
15959 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15960 * tree-ssa-math-opts.c (insert_reciprocals,
15961 execute_cse_sincos_1): Likewise.
15962 * tree-tailcall.c (adjust_accumulator_values,
15963 adjust_return_value): Likewise.
15964 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15965 * tree-vect-transform.c (vect_create_data_ref_ptr,
15966 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15967 vect_create_epilog_for_reduction, vectorizable_reduction,
15968 vectorizable_call, vectorizable_conversion,
15969 vectorizable_assignment, vectorizable_operation,
15970 vectorizable_type_demotion, vect_gen_widened_results_half,
15971 vect_permute_store_chain, vectorizable_store,
15972 vect_setup_realignment, vect_permute_load_chain,
15973 vectorizable_load, vectorizable_condition,
15974 vect_create_cond_for_align_checks): Likewise.
15975 * tree-vrp.c (build_assert_expr_for): Likewise.
15977 2007-03-08 Ian Lance Taylor <iant@google.com>
15979 * tree-vrp.c: Include "intl.h".
15980 (usable_range_p): New static function.
15981 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15982 overflowed values, juts set *strict_overflow_p.
15983 (compare_values): Only return -2 if one of the operands is not a
15985 (compare_ranges): Call usable_range_p.
15986 (compare_range_with_value): Likewise.
15987 (vrp_evaluate_conditional_warnv): Rename from
15988 vrp_evaluate_conditional. Make static. Change all callers.
15989 (vrp_evaluate_conditional): New function.
15990 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15991 on signed overflow.
15992 (simplify_abs_using_ranges): Likewise.
15993 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15994 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15995 within_stmt parameter.
15996 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15997 vrp_evaluate_conditional.
15998 * tree-ssa-threadedge.c
15999 (record_temporary_equivalences_from_stmts_at_dest): Change
16000 simplify parameter to take a second tree parameter.
16001 (simplify_control_stmt_condition): Likewise.
16002 (thread_across_edge): Likewise.
16003 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16004 (thread_across_edge): Likewise.
16005 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16007 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16009 * config/i386/i386.h (TARGET_SAHF): New define.
16010 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16011 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16012 (x86_sahf): New global variable.
16013 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16014 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16015 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16016 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16018 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16019 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16020 when expanding fcomi/sahf based tests.
16021 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16022 expanding sahf based alternative. Emit sahf based sequence when
16023 optimizing for code size.
16024 * config/i386/i386.md (x86_sahf_1): Do not disable for
16025 TARGET_64BIT, enable for TARGET_SAHF.
16027 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16029 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16030 spurious whitespace from error message.
16032 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16035 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16037 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16039 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16041 * tree-sra.c (instantiate_element): Propagate disabled warnings
16042 from the element itself to the created variable.
16044 2007-03-07 Richard Henderson <rth@redhat.com>
16047 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16048 silently fix up the stack in the case of a missing register.
16050 2007-03-07 Paul Brook <paul@codesourcery.com>
16052 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16054 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16056 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16058 (phase1_vrs): Use them.
16059 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16060 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16061 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16062 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16063 __gnu_Unwind_Restore_WMMXC if required.
16064 (_Unwind_VRS_Pop): Implement iWMMXt support.
16065 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16066 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16067 gnu_Unwind_Save_WMMXC): Define.
16069 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16071 * config/vxworks.h (vxworks_override_options): Declare.
16072 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16073 * config/vxworks.c: Include target.h and toplev.h.
16074 (vxworks_override_options): New function.
16075 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16077 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16079 * config/s390/s390.c (override_options): Don't emit an error when
16080 -mstack-size is used without providing -mstack-guard.
16081 (s390_emit_prologue): Choose stack_guard value automatically if not
16082 provided via command line.
16083 * doc/invoke.texi: Adjust description of -mstack-guard and
16086 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16088 * config/i386/i386.c (output_set_got): Add a GOT initialization
16089 sequence for VxWorks PIC.
16090 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16091 around labels as well as symbols. Use gotoff_operand instead
16092 of local_symbolic_operand.
16093 (legitimize_pic_address): Use gotoff_operand instead of
16094 local_symbolic_operand. Use @GOT accesses for labels as
16096 (ix86_output_addr_diff_elt): Use PC-relative rather than
16097 GP-relative offsets for VxWorks PIC.
16098 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16099 no_new_pseudos. Check whether the returned register is op0.
16100 * config/i386/i386.md (tablejump): Use PC-relative rather than
16101 GP-relative offsets for VxWorks PIC.
16102 * config/i386/predicates.md (gotoff_operand): New predicate.
16104 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16106 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16108 * config/vxworks-dummy.h: New file.
16109 * config/i386/i386.h: Include it.
16111 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16113 * dwarf2out.c (is_inlined_entry_point): New
16114 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16115 DW_AT_ranges if the first subblock is the entry point.
16117 2007-03-06 David Daney <ddaney@avtrex.com>
16119 * doc/install.texi (mips-*-*): Change recommended binutils
16122 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16124 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16125 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16127 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16128 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16130 2007-03-06 Jan Hubicka <jh@suse.cz>
16132 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16133 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16135 (probably_cold_bb_p): Cold functions are cold.
16136 (probably_never_executed_bb_p): Cold functions are cold.
16137 (tree_bb_level_predictions): Predict calls to cold functions as not
16139 (compute_function_frequency): Check hot/cold attributes.
16140 * function.h (function_frequency): Update comments.
16141 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16142 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16143 (c_common_att): Add cold and hot.
16145 * doc/extend.texi (hot,cold attributes): Document.
16147 2007-03-06 Andrew Haley <aph@redhat.com>
16149 * function.c (expand_function_end): Move blockage to just after we
16150 emit the label for the naked return from the function.
16152 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16154 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16157 2007-03-06 Jan Hubicka <jh@suse.cz>
16159 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16160 loaded for constant large models. Non-large 64bit PIC can do.
16161 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16162 * cmodel.h: Add LARGE PIC.
16163 * i386.md (UNSPEC_PLTOFF): New.
16164 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16166 (*call_1_rex64): Disable for large models.
16167 (*call_1_rex64_large): New.
16168 (*call_value_1_rex64): Disable for large models.
16169 (*call_value_1_rex64_large): New.
16170 (set_rip_rex4): New.
16171 (set_got_offset_rex64): New.
16172 * predicates.md (constant_call_address_operand): For large model
16173 constant calls are not possible.
16174 * i386-protos.h (construct_plt_address): Declare.
16175 * i386.c (override_options): Accept large models.
16176 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16177 (legitimate_constant_p): Add new UNSPECs.
16178 (legitimate_pic_operand_p): Likewise.
16179 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16180 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16182 (output_pic_addr_const): Add PLTOFF.
16183 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16184 (ix86_expand_move): Legitimize pic address when in PIC mode.
16185 (construct_plt_address): New function.
16186 (ix86_expand_call): Offload the address to register and use GOT
16187 pointer for large model.
16188 * invoke.texi (mcmodel=large): Update documentation.
16190 2007-03-06 Richard Henderson <rth@redhat.com>
16192 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16193 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16194 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16195 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16196 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16197 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16198 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16199 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16200 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16201 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16202 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16203 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16204 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16205 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16206 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16207 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16208 x86_schedule, x86_use_bt, x86_pad_returns,
16209 x86_use_xchgb): Merge into ...
16210 (ix86_tune_features): ... here. New array.
16211 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16212 x86_bswap): Merge into ...
16213 (ix86_arch_features): ... here. New array.
16214 (x86_3dnow_a): Remove.
16215 (x86_accumulate_outgoing_args): Make static.
16216 (x86_arch_always_fancy_math_387): Make static.
16217 (ix86_tune_mask, ix86_arch_mask): Move ...
16218 (override_options): ... to local variables here. Apply the
16219 appropriate mask to each element of ix86_arch_features and
16220 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16221 as were done in the old macros.
16222 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16223 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16224 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16225 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16226 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16227 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16228 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16229 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16230 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16231 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16232 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16233 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16234 x86_accumulate_outgoing_args, x86_prologue_using_move,
16235 x86_epilogue_using_move, x86_decompose_lea,
16236 x86_arch_always_fancy_math_387, x86_shift1,
16237 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16238 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16239 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16240 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16241 x86_use_incdec, x86_pad_returns, x86_bswap,
16242 x86_partial_flag_reg_stall): Remove.
16243 (enum ix86_tune_indices): New.
16244 (ix86_tune_features): New.
16245 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16246 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16247 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16248 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16249 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16250 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16251 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16252 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16253 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16254 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16255 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16256 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16257 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16258 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16259 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16260 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16261 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16262 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16263 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16264 TARGET_EXT_80387_CONSTANTS): Use it.
16265 (enum ix86_arch_indices): New.
16266 (ix86_arch_features): New.
16267 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16268 TARGET_BSWAP): Use it.
16269 (ix86_tune_mask, ix86_arch_mask): Remove.
16271 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16274 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16275 Define using $${sysroot_headers_suffix}.
16276 * configure: Regenerate.
16277 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16278 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16280 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16281 * gcc.c (print_sysroot_headers_suffix): New.
16282 (option_map): Include --print-sysroot-headers-suffix.
16283 (display_help): Mention -print-sysroot-headers-suffix.
16284 (process_command): Handle -print-sysroot-headers-suffix.
16285 (do_spec_1): Append multilib directory to include-fixed path if
16286 sysroot suffixes in use.
16287 (main): Handle -print-sysroot-headers-suffix.
16288 * Makefile.in (start.encap): Don't depend on xlimits.h
16289 (xlimits.h): Remove.
16290 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16291 limits.h for each multilib in fixinc_list.
16292 (fixinc_list, s-fixinc_list): New.
16293 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16294 generate them for each multilib in fixinc_list.
16295 (stmp-fixproto): Use include-fixed. Run fixproto for each
16296 multilib in fixinc_list.
16297 (mostlyclean): Don't remove xlimits.h.
16298 (clean): Remove include-fixed.
16299 (real-install-headers-tar, real-install-headers-cpio,
16300 real-install-headers-cp): Don't copy include, only include-fixed.
16301 (install-mkheaders): Depend on fixinc_list. Don't depend on
16302 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16303 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16304 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16306 2007-03-06 Jan Hubicka <jh@suse.cz>
16308 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16313 * configure.ac: Allow tm_file to contain build-directory files.
16314 * configure: Regenerate.
16315 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16316 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16317 * config/m68k/print-sysroot-suffix.sh: New file.
16319 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16321 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16322 of pic_offset_table_rtx if reload_completed.
16323 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16324 PIC_OFFSET_TABLE_REGNUM.
16325 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16327 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16328 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16330 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16332 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16333 functions that call eh_return.
16335 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16337 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16338 functions that need a constant pool.
16340 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16343 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16344 (m68k_preferred_reload_class): Likewise.
16345 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16346 (SECONDARY_RELOAD_CLASS): Define.
16347 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16348 (LIMIT_RELOAD_CLASS): Delete.
16349 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16350 registers from storing bytes.
16351 (m68k_secondary_reload_class): New function.
16352 (m68k_preferred_reload_class): Likewise.
16354 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16356 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16358 (m68k_expand_prologue): Likewise.
16360 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16362 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16363 (mips_expand_epilogue): Add a bool parameter.
16364 (m68k_legitimize_sibcall_address): Declare.
16365 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16366 (m68k_expand_epilogue): Add a parameter to select between sibling
16367 and normal epilogues. Only generate a return for the latter.
16368 (m68k_ok_for_sibcall_p): New function.
16369 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16370 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16371 (sibcall_value, *sibcall_value): Likewise.
16372 (*call, *call_value): Require !SIBLING_CALL_P.
16373 (epilogue): Update call to m68k_expand_epilogue.
16374 (sibcall_epilogue): New pattern.
16375 * config/m68k/predicates.md (const_call_operand): Say that this
16376 predicate applies to sibling calls too.
16377 (sibcall_operand): New predicate.
16379 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16381 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16382 alternatives as movsi_cf.
16383 (movsf_cf_hard): Add commentary.
16385 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16386 Richard Sandiford <richard@codesourcery.com>
16388 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16389 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16390 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16391 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16392 as being live on exit from an interrupt function.
16393 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16394 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16395 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16396 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16397 (m68k_interrupt_function_p): Globalize.
16398 (m68k_compute_frame_layout): Remove reverse mask code.
16399 (m68k_emit_movem, m68k_set_frame_related): New functions.
16400 (m68k_output_function_prologue): Delete in favor of...
16401 (m68k_expand_prologue): ...this new function.
16402 (m68k_output_function_epilogue): Delete in favor of...
16403 (m68k_expand_epilogue): ...this new function.
16404 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16406 (print_operand): Handle %?.
16407 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16408 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16409 (prologue, epilogue): New patterns.
16410 (return): Turn into a define_expand.
16411 (*return): New pattern, derived from old "return" pattern. Use rte
16412 rather than rts for interrupt functions. Only use rtd if the pop
16414 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16415 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16416 (link, *link, unlink, *unlink, load_got): Likewise.
16418 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16422 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16423 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16424 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16425 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16426 and m68k_matches_u_p.
16427 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16428 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16429 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16430 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16431 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16432 (REG_STRICT_P): New macro.
16433 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16434 PCREL_GENERAL_OPERAND_OK.
16435 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16436 m68k_legitimate_base_reg_p.
16437 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16438 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16439 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16440 * config/m68k/m68k.c (m68k_address): New structure.
16441 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16442 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16443 (m68k_jump_table_ref_p, m68k_decompose_address)
16444 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16445 (m68k_matches_u_p): New functions.
16446 (print_operand_address): Rewrite to use m68k_decompose_index.
16448 2007-03-05 David Taylor <dtaylor@emc.com>
16450 * gcc.c: Correct copyright date in --version output.
16452 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16454 * pa.md: In unamed move patterns, disparge copies between general
16455 and floating point registers using '?' modifier. Don't include 'f'
16456 constraint for register preferences in DImode, SImode, HImode and
16457 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16458 Remove constraints for copies between general and floating registers
16459 in soft-float DFmode pattern.
16460 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16464 2007-03-05 Mike Stump <mrs@apple.com>
16466 * c-common.c (targetcm): Add.
16467 * c-opts.c (c_common_handle_option): Handle language specific
16469 * opts.c (handle_option): Verify language for target options, if
16471 * opth-gen.awk: Add CL_LANG_ALL.
16472 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16473 (TARGETCM_INITIALIZER): Add.
16474 * target.h (struct gcc_targetcm): Add.
16476 * targhooks.c (default_handle_c_option): Add.
16477 * targhooks.h (default_handle_c_option): Add.
16478 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16480 * config/darwin.opt (iframework): Add.
16481 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16482 * config/darwin-c.c (handle_c_option): Add.
16483 (TARGET_HANDLE_C_OPTION): Add.
16485 * doc/invoke.texi (Darwin Options): Add -iframework.
16487 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16489 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16492 2007-03-05 Ian Lance Taylor <iant@google.com>
16494 * c.opt (fgnu89-inline): New option.
16495 * c-opts.c (c_common_post_options): Set default value for
16497 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16498 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16500 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16501 (grokdeclarator, start_function): Likewise.
16502 * c-cppbuiltin.c (c_cpp_builtins): Define either
16503 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16504 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16505 (C Dialect Options): Document -fgnu89-inline.
16506 * doc/extend.texi (Function Attributes): Explain what the
16507 gnu_inline attribute does.
16508 * doc/cpp.texi (Common Predefined Macros): Document
16509 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16511 2007-03-05 Ian Lance Taylor <iant@google.com>
16513 PR tree-optimization/31034
16514 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16515 half-range if the other side is an overflow infinity.
16517 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16519 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16520 (bfin*-linux-uclibc*): New configuration.
16521 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16523 * config/bfin/linux.h: New file.
16524 * config/bfin/libgcc-bfin.ver: New file.
16525 * config/bfin/t-bfin-uclinux: New file.
16526 * config/bfin/t-bfin-linux: New file.
16527 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16528 (TARGET_OS_CPP_BUILTINS): New macro.
16530 2007-03-05 Richard Guenther <rguenther@suse.de>
16532 * fold-const.c (fold_binary): Remove duplicate folding
16533 of comparison of non-null ADDR_EXPR against null.
16535 2007-03-05 Richard Guenther <rguenther@suse.de>
16536 Dorit Nuzman <dorit@il.ibm.com>
16538 PR tree-optimization/26420
16539 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16540 are no loops in the function. Only print the number of
16541 vectorized loops if it is greater than zero or we are supposed
16542 to print information about unvectorized loops.
16544 2007-03-05 Revital Eres <eres@il.ibm.com>
16546 * gcc.dg/var-expand1.c: New test.
16547 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16548 when an accumulator is expanded.
16550 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16553 * c-common.c (convert_and_check): Don't give warnings for
16554 conversion if 'expr' already overflowed.
16556 2007-03-04 Roger Sayle <roger@eyesopen.com>
16558 PR middle-end/30744
16559 * fold-const.c (fold_comparison): Enforce type consistency when
16560 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16562 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16564 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16565 containing a cast to the base of TARGET_MEM_REF.
16567 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16569 * tree.c (tree_contains_struct_check_failed): Remove spurious
16570 whitespace from error message.
16572 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16575 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16576 instead of precision.
16578 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16579 Nathan Sidwell <nathan@codesourcery.com>
16581 * emit-rtl.c (find_auto_inc): New.
16582 (try_split): recreate REG_INC notes,
16583 Use regular for loops rather than whiles.
16585 2007-03-03 Andreas Schwab <schwab@suse.de>
16587 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16588 * configure: Regenerate.
16590 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16592 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16593 flag_rounding_math, not flag_unsafe_math_optimizations.
16595 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16597 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16598 alpha_fold_vector_minmax): Likewise.
16599 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16600 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16602 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16604 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16605 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16606 if the lhs has side-effects.
16607 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16609 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16611 * config/i386/i386.h (TUNEMASK): Remove define.
16612 (ARCHMASK): Remove define.
16613 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16614 Use ix86_arch_mask variable instead of ARCHMASK.
16615 * config/i386/i386.c (override_options): Ditto.
16616 (standard_80387_constant_p): Ditto.
16618 2007-03-02 Ian Lance Taylor <iant@google.com>
16620 Used signed infinities in VRP.
16621 * tree-vrp.c (uses_overflow_infinity): New static function.
16622 (supports_overflow_infinity): New static function.
16623 (make_overflow_infinity): New static function.
16624 (negative_overflow_infinity): New static function.
16625 (positive_overflow_infinity): New static function.
16626 (is_negative_overflow_infinity): New static function.
16627 (is_positive_overflow_infinity): New static function.
16628 (is_overflow_infinity): New static function.
16629 (overflow_infinity_range_p): New static function.
16630 (compare_values_warnv): New function split out of compare_values.
16631 (compare_value): Call it.
16632 (set_value_range_to_nonnegative): Add overflow_infinity
16633 parameter. Change caller.
16634 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16636 (vrp_expr_computes_nonzero): Likewise.
16637 (compare_ranges, compare_range_with_value): Likewise.
16638 (compare_name_with_value, compare_names): Likewise.
16639 (vrp_evaluate_conditional): Likewise.
16640 (set_value_range): Handle infinity
16641 (vrp_operand_equal_p, operand_less_p): Likewise.
16642 (extract_range_from_assert): Likewise.
16643 (vrp_int_const_binop): Likewise.
16644 (extract_range_from_binary_expr): Likewise.
16645 (extract_range_from_unary_expr): Likewise.
16646 (extract_range_from_comparison): Likewise.
16647 (extract_range_from_expr): Likewise.
16648 (dump_value_range): Likewise.
16649 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16650 (test_for_singularity): Likewise.
16651 (vrp_int_const_binop): Remove inline qualifier.
16652 (adjust_range_with_scev): Add comment.
16653 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16655 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16657 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16658 (get_constraint_for): Likewise.
16659 (do_structure_copy): Likewise.
16660 (find_func_aliases): Fix references to MODIFY_EXPR.
16661 (intra_create_variable_infos): Tidy.
16662 * tree-ssa-operands.c (add_virtual_operand): Add argument
16664 When adding members of alias sets, if IS_CALL_SITE is true and
16665 the symbol is not call-clobbered, skip it.
16666 Adjust all callers.
16668 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16670 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16671 entry by means of emit_insn_at_entry.
16673 2007-03-02 Richard Henderson <rth@redhat.com>
16675 * expr.h (promoted_input_arg): Remove decl.
16676 * function.c (promoted_input_arg): Merge into ...
16677 * combine.c (setup_incoming_promotions): ... only caller.
16678 Rearrange to avoid double loop.
16680 2007-03-02 Ben Elliston <bje@au.ibm.com>
16681 Peter Bergner <bergner@vnet.ibm.com>
16682 Janis Johnson <janis187@us.ibm.com>
16684 * config/rs6000/dfp.md: New file.
16685 * config/rs6000/rs6000.md: Include dfp.md.
16686 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16687 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16688 and TDmode decimal float modes in FP registers.
16689 (num_insns_constant): Likewise.
16690 (rs6000_legitimate_offset_address_p): Likewise.
16691 (rs6000_legitimize_address): Likewise.
16692 (rs6000_legitimize_reload_address): Likewise.
16693 (rs6000_legitimate_address): Likewise.
16694 (rs6000_emit_move): Likewise.
16695 (function_arg_boundary): Likewise.
16696 (function_arg_advance): Likewise.
16697 (rs6000_darwin64_record_arg_recurse): Likewise.
16698 (function_arg): Likewise.
16699 (rs6000_gimplify_va_arg): Likewise.
16700 (rs6000_split_multireg_move): Likewise.
16701 (rs6000_output_function_epilogue): Likewise.
16702 (rs6000_output_function_epilogue): Likewise.
16703 (rs6000_register_move_cost): Likewise.
16704 (rs6000_function_value): Likewise.
16705 (rs6000_libcall_value): Likewise.
16707 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16709 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16711 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16713 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16714 Use $MULTIDIR to choose between the kernel and RTP headers,
16715 and use $WIND_BASE and $WIND_USR to locate them.
16717 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16719 * config/i386/i386.c (override_options): Put initialization of
16720 ix86_tune_mask and ix86_arch_mask to the correct place.
16722 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16723 Michael Meissner <michael.meissner@amd.com>
16726 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16727 (ARCHMASK): Define.
16728 (TARGET_CMOVE): Use ARCHMASK.
16729 (TARGET_CMPXCHG): Ditto.
16730 (TARGET_CMPXCHG8B): Ditto.
16731 (TARGET_XADD): Ditto.
16732 (TARGET_BSWAP): Ditto.
16733 * config/i386/i386.c (ix86_tune_mask): New global variable.
16734 (ix86_arch_mask): Ditto.
16735 (override_options): Initialize ix86_tune_mask and
16736 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16739 2007-03-02 Ben Elliston <bje@au.ibm.com>
16742 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16744 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16746 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16747 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16748 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16749 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16751 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16752 rs6000_init_dwarf_reg_sizes_extra): New.
16753 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16754 SPE register high parts.
16756 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16758 * Makefile.in: Add install-pdf target as
16759 copied from automake v1.10 rules.
16760 * configure.ac: Add install-pdf to target list.
16761 * configure: Regenerate.
16763 2007-03-01 Paul Brook <paul@codesourcery.com>
16765 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16766 modes to LDRD for DImode.
16767 (output_move_double): Fixup out of range ldrd/strd.
16768 (vfp_secondary_reload_class): Rename...
16769 (coproc_secondary_reload_class): ... to this. Add wb argument.
16770 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16771 coproc_secondary_reload_class for CLASS_IWMMXT.
16772 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16773 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16775 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16777 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16778 unroll factor by the estimated number of iterations.
16779 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16780 than prefetch latency.
16782 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16783 decode_caches_intel, detect_caches_intel): New functions.
16784 (host_detect_local_cpu): Use detect_caches_amd and
16785 detect_caches_intel.
16787 2007-03-01 Richard Henderson <rth@redhat.com>
16789 * expr.c (emit_move_complex_push): Export.
16790 (emit_move_complex_parts): Split out from ...
16791 (emit_move_complex): ... here.
16792 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16793 * config/i386/i386.md (movcdi): New.
16795 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16797 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16798 size of mode1 to check for tieable modes in MMX case.
16800 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16802 * Makefile.in (rtlanal.o): Depend on tree.h.
16803 * rtl.h (offset_within_section_p, split_const): Declare.
16804 * rtlanal.c: Include tree.h.
16805 (offset_within_block_p): New function, taken from
16806 mips_offset_within_object_p.
16807 (split_const): New function, taken from mips_split_const.
16808 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16810 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16811 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16812 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16813 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16814 (m68k_illegitimate_symbolic_constant_p): New function.
16815 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16816 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16817 symbolic constant that might be outside the symbol's section,
16818 move the symbol first and then add the offset.
16819 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16821 * config/mips/mips.c (mips_split_const): Delete.
16822 (mips_offset_within_object_p): Delete.
16823 (mips_symbolic_constant_p): Use offset_within_section_p and
16824 split_const instead of mips_offset_within_object_p and
16826 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16827 (mips_legitimize_const_move, print_operand_reloc)
16828 (mips_dangerous_for_la25_p): Use split_const instead of
16831 2007-02-28 Eric Christopher <echristo@apple.com>
16833 * Makefile.in (install-include-dir): Don't rm -rf include.
16835 2007-02-28 Richard Guenther <rguenther@suse.de>
16837 PR middle-end/30364
16838 * fold-const.c (fold_binary): Do not associate expressions
16839 with more than one variable for integer types that do not wrap.
16841 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16843 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16844 Delete, and replace with...
16845 (fold_builtin_call_array): This. Update callers to use it.
16846 * fold-const.c (fold_build_call_list): Delete, and replace with...
16847 (fold_build_call_array): This.
16848 (fold_build_call_list_initializer): Delete, and replace with...
16849 (fold_build_call_array_initializer): This.
16850 * tree.h: Update declarations to reflect above changes.
16852 * c-typeck.c (build_function_call): Store converted arguments
16853 in a stack-allocated array instead of building a list.
16854 (convert_arguments): Store arguments in the array passed in as an
16855 argument, and return the actual number of arguments.
16856 * c-format.c: (check_function_format): Pass arguments in an
16857 array instead of a list.
16858 * c-common.c (check_function_nonnull): Likewise.
16859 (check_function_sentinel): Likewise.
16860 (check_function_arguments): Likewise.
16861 * c-common.h: Update declarations to reflect above changes.
16863 2007-02-28 Jan Hubicka <jh@suse.cz>
16865 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16866 PRED_NEGATIVE_RETURN): Update outcomes.
16868 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16870 * calls.c (emit_library_call_value_1): Handle partial registers
16871 correctly when building up CALL_INSN_FUNCTION_USAGE.
16873 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16875 * pa/predicates.md (move_src_operand): Allow zero for mode.
16876 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16879 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16882 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16883 *movv2df_internal): Enable pattern only for valid operand
16885 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16886 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16888 2007-02-27 Mike Stump <mrs@apple.com>
16890 * config/darwin-crt3.c: Avoid compilation when compiling for a
16893 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16895 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16897 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16898 for fixed headers and limits.h.
16899 (install-include-dir, install-headers-tar, install-headers-cpio,
16900 install-headers-cp, real-install-headers-tar,
16901 real-install-headers-cpio, real-install-headers-cp): Handle
16902 include-fixed as well as include.
16903 (install-mkheaders): Don't install files that go only in include
16905 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16906 from GCC_INCLUDE_DIR.
16907 * gcc.c (process_command): Remove special -BstageN/ handling.
16908 (do_spec_1): Add include-fixed directories.
16910 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16912 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16914 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16916 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16919 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16921 * c-common.c (get_priority): Add check for
16922 SUPPORTS_INIT_PRIORITY.
16924 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16926 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16928 * config/bfin/bfin.c: Include "cfglayout.h".
16929 (MAX_LSETUP_DISTANCE): New macro.
16930 (struct loop_info): New members incoming, incoming_src and
16931 incoming_dest. Delete member predecessor.
16932 (length_for_loop): New function.
16933 (bfin_optimize_loop): Handle more different loop structures.
16934 (bfin_discover_loop): Rework detection of predecessor blocks by
16935 examining incoming edges.
16936 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16938 (bfin_reorder_loops): New function.
16939 (bfin_reorg_loops): Use these three new functions.
16941 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16942 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16943 (CONSTRAINT_LEN): Add entry for 'q'.
16944 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16945 Add 'q' constraints.
16946 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16947 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16949 * config/bfin/bfin.md (add_with_carry): New pattern.
16950 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16951 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16952 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16953 support unsigned multiplies too. Removed incorrect commutativity from
16954 operand 1 constraint where appropriate.
16955 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16957 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16958 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16960 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16961 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16962 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16963 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16964 usmulhisi_hh_huh): New patterns.
16966 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16967 lshifthi3): Fix output template to use half reg for operand 2.
16969 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16972 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16974 2007-02-27 Andreas Schwab <schwab@suse.de>
16976 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16978 2007-02-27 Jan Hubicka <jh@suse.cz>
16980 * predict.c (last_basic_block_p): Remove.
16981 (tree_estimate_probability): Update return heuristic for commonized
16984 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16986 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16988 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16990 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16991 * doc/cpp.texi: Standardize title page.
16992 * doc/cppinternals.texi: Likewise.
16993 * doc/gcc.texi: Standardize title page, remove version number
16994 from copyright page.
16995 * doc/gccint.texi: Likewise.
16996 * doc/install.texi: Standardize title page, add table of
16999 2007-02-26 Jan Hubicka <jh@suse.cz>
17001 * predict.def: Set outcomes according to more recent results.
17002 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17003 Remove dead predictors.
17004 * predict.c (return_prediction): Fix pasto.
17006 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17008 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17009 change; avoid a memory leak when returning early.
17011 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17013 * c-decl.c (static_ctors): Move to c-common.c.
17014 (static_dtors): Likewise.
17015 (finish_function): Use c_record_cdtor_fn.
17016 (build_cdtor): Move to c-common.c.
17017 (c_write_global_declarations): Use c_build_cdtor_fns.
17018 * c-common.h (static_ctors): Declare.
17019 (static_dtors): Likewise.
17020 (c_record_cdtor_fn): Likewise.
17021 (c_build_cdtor_fns): Likewise.
17022 * c-common.c (static_ctors): New variable.
17023 (static_dtors): Likewise.
17024 (c_record_cdtor_fn): New function.
17025 (build_cdtor): Move from c-decl.c
17026 (c_build_cdtor_fns): New function.
17028 * output.h (assemble_addr_to_section): Declare.
17029 (get_cdtor_priority_section): Likewise.
17030 * varasm.c (assemble_addr_to_section): New function.
17031 (get_cdtor_priority_section): Likewise.
17032 (default_named_section_asm_out_destructor): Use them.
17033 (destor_dtor_section_asm_out_destructor): Likewise.
17034 (default_named_section_asm_out_constructor): Likewise.
17035 (default_ctor_section_asm_out_constructor): Likewise.
17036 * config.gcc (*-*-vxworks*): Include vxworks.o.
17037 * config/t-vxworks (vxworks.o): New target.
17038 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17039 (TARGET_ASM_CONSTRUCTOR): Define.
17040 (TARGET_ASM_DESTRUCTOR): Likewise.
17041 (vxworks_asm_out_constructor): Declare.
17042 (vxworks_asm_out_destructor): Likewise.
17044 * c-common.c (get_priority): Check that we have not just an
17045 INTEGER_CST, but an integer constant with integeral type.
17047 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17049 PR tree-optimization/30938
17050 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17051 use &dt[nargs-1] instead of &dt[nargs] in the call to
17052 vect_is_simple_use().
17054 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17056 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17057 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17058 Do not attempt to handle MEM inside auto-inc expressions.
17059 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17060 of a register modified by an auto-inc expression. However, do handle
17061 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17062 (elimination_effects): Prohibit elimination of a register modified
17063 by an auto-inc expression. Disable register elimination rules whose
17064 target register is modified by an auto-inc expression with variable
17067 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17069 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17071 (array_at_struct_end_p): New function.
17072 (idx_infer_loop_bounds): Use it.
17073 (estimate_numbers_of_iterations_loop): Export.
17074 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17075 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17076 (tree_estimate_probability): Call record_loop_exits.
17077 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17078 (estimated_loop_iterations, estimated_loop_iterations_int,
17079 estimated_loop_iterations_tree): New functions.
17080 (analyze_siv_subscript_cst_affine,
17081 compute_overlap_steps_for_affine_1_2,
17082 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17083 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17084 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17085 (PRED_LOOP_ITERATIONS_GUESSED): New.
17086 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17087 * cfgloop.h (estimate_numbers_of_iterations_loop,
17088 estimated_loop_iterations_int): Declare.
17090 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17092 * doc/extend.texi: Document optional priority argument to
17093 constructors and destructors.
17094 * tree.c (init_priority_for_decl): Adjust GTY markers.
17095 (init_ttree): Use priority-info hash functions for
17096 init_priority_for_decl.
17097 (tree_map_eq): Rename to ...
17098 (tree_map_base_eq): ... this.
17099 (tree_map_marked_p): Rename to ...
17100 (tree_map_base_marked_p): ... this.
17101 (tree_map_base_hash): New function.
17102 (decl_init_priority_lookup): Rework.
17103 (decl_fini_priority_lookup): New function.
17104 (decl_priority_info): New function.
17105 (decl_init_priority_insert): Use it.
17106 (decl_fini_priority_insert): Likewise.
17107 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17109 (decl_restrict_base_insert): Likewise.
17110 (decl_debug_expr_insert): Likewise.
17111 (decl_value_expr_lookup): Likewise.
17112 (decl_value_expr_insert): Likewise.
17113 * tree.h (priority_type): New type.
17114 (decl_init_priority_lookup): Use priority_type.
17115 (decl_fini_priority_lookup): New function.
17116 (decl_init_priority_insert): Use priority_type.
17117 (decl_fini_priority_insert): New function.
17118 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17119 (DECL_INIT_PRIORITY): Likewise.
17120 (SET_DECL_INIT_PRIORITY): Add comment.
17121 (DECL_FINI_PRIORITY): New macro.
17122 (SET_DECL_FINI_PRIORITY): Likewise.
17123 (DEFAULT_INIT_PRIORITY): Document.
17124 (MAX_INIT_PRIORITY): Likewise.
17125 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17126 (tree_map_base): New type.
17127 (tree_map_base_eq): New function.
17128 (tree_map_base_hash): Likewise.
17129 (tree_map_base_marked_p): Likewise.
17130 (tree_map): Inherit from tree_map_base.
17131 (tree_map_eq): Make it a macro.
17132 (tree_map_marked_p): Likewise.
17133 (tree_int_map): Inherit from tree_map_base.
17134 (tree_int_map_eq): Make it a macro.
17135 (tree_int_map_hash): Likewise.
17136 (tree_int_map_marked_p): Likewise.
17137 (tree_priority_map): New type.
17138 (tree_priority_map_eq): New macro.
17139 (tree_priority_map_hash): Likewise.
17140 (tree_priority_map_marked_p): Likewise.
17141 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17143 (emutls_common_1): Likewise.
17144 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17145 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17146 of tree_map hierarchy.
17147 * tree-cfg.c (move_stmt_r): Likewise.
17148 (new_label_mapper): Likewise.
17149 * c-tree.h (c_expand_body): Move to ...
17150 * c-common.h (c_expand_body): ... here.
17151 * c-decl.c (c_expand_body): Move to ...
17152 * c-common.c (c_expand_body): ... here.
17153 (c_common_attribute_table): Allow 1 argument for the constructor
17154 and destructor attributes.
17155 (get_priority): New function.
17156 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17157 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17159 2007-02-24 Jan Hubicka <jh@suse.cz>
17161 PR middle-end/30509
17162 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17163 copying for inlining.
17165 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17166 Jan Hubicka <jh@suse.cz>
17169 * i386.c (counter_mode): New function.
17170 (expand_set_or_movmem_via_loop): Use it.
17171 (expand_movmem_epilogue): Likewise; fix pasto.
17172 (ix86_expand_movmem): Do emit guard even for constant counts.
17173 (ix86_expand_setmem): Likewise.
17175 2007-02-25 Nick Clifton <nickc@redhat.com>
17177 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17178 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17180 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17183 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17184 count argument with 0x10, not with 0x16.
17185 (expand_setmem_epilogue): Ditto.
17187 2007-02-24 Mike Stump <mrs@apple.com>
17189 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17192 2007-02-24 Richard Guenther <rguenther@suse.de>
17194 PR middle-end/30951
17195 * fold-const.c (fold_binary): Fold x +- CST op x for
17196 EQ_EXPR and NE_EXPR.
17198 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17200 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17202 2007-02-24 Jan Hubicka <jh@suse.cz>
17204 * cgraphunit.c (decide_is_function_needed): Honor
17205 -fkeep-inline-functions.
17207 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17209 * builtins.c (fold_builtin_modf): New.
17210 (fold_builtin_2): Use it.
17212 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17214 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17215 (determine_max_iter): Take additional LOOP arg; all callers changed.
17216 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17217 one using simplifications.
17218 (simplify_using_initial_values): Return if the expression becomes
17219 invalid due to altered regs.
17221 2007-02-23 DJ Delorie <dj@redhat.com>
17223 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17225 2007-02-23 Mike Stump <mrs@apple.com>
17227 * tlink.c (scan_linker_output): Parse linker messages from
17228 darwin9's linker better.
17230 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17233 * varpool.c (varpool_assemble_pending_decls): Set
17234 varpool_last_needed_node to null.
17236 2007-02-23 DJ Delorie <dj@redhat.com>
17238 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17239 alignment bigger than the object file can handle.
17241 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17244 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17245 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17246 (*movsf_1): Penalize MMX moves.
17248 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17250 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17251 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17253 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17255 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17257 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17258 (fold_builtin_1): Use them.
17259 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17260 BUILT_IN_SIGNIFICAND.
17262 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17264 * config/i386/i386.c (bdesc_1arg): Initialize
17265 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17266 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17267 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17268 and IX86_BUILTIN_MOVSLDUP.
17270 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17272 PR rtl-optimization/30841
17273 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17275 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17277 * builtins.c (fold_builtin_frexp): New.
17278 (fold_builtin_2): Use it.
17280 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17282 * doc/invoke.texi (Spec Files): Document getenv spec function.
17284 * gcc.c (getenv_spec_function): New function.
17285 (static_spec_functions): Add it.
17286 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17287 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17290 2007-02-22 Michael Matz <matz@suse.de
17293 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17294 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17296 2007-02-22 Ian Lance Taylor <iant@google.com>
17299 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17300 (mem_loc_descriptor): Call it.
17302 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17303 Ira Rosen <irar@il.ibm.com>
17305 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17307 2007-02-22 Ira Rosen <irar@il.ibm.com>
17309 PR tree-optimization/30843
17310 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17311 stores only after all the group is vectorized.
17313 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17315 PR tree-optimization/30858
17316 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17317 in the reduction cycle have a single use in the loop.
17318 * tree-vectorizer.h (relevant): Add documentation.
17320 2007-02-20 Mike Stump <mrs@apple.com>
17322 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17323 * configure: Regenerate.
17325 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17327 Change the defaults of some parameters and options.
17328 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17329 * config/spu/spu.c (spu_optimization_options): Add.
17330 (spu_override_options): Change params in spu_optimization_options.
17331 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17333 Register 127 is only 16 byte aligned when used as a frame pointer.
17334 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17335 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17336 HARD_FRAME_POINTER_REGNUM.
17337 (spu_legitimate_address): Use regno_aligned_for_reload.
17338 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17339 aligned when frame_pointer_needed is true.
17340 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17342 * config/spu/spu.h (INIT_EXPANDERS): Define.
17344 Make sure shift and rotate instructions have valid immediate operands.
17345 * config/spu/predicates.md (spu_shift_operand): Remove.
17346 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17347 * config/spu/constraints.md (W, O): Extend range.
17348 * config/spu/spu.md (umask, nmask): Define.
17349 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17350 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17351 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17352 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17353 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17354 (lshr<mode>3_reg): Fix rtl description.
17356 Make sure mulhisi immediate operands are valid.
17357 * config/spu/predicates.md (imm_K_operand): Add.
17358 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17360 Generate constants using fsmbi and andi.
17361 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17362 (print_operand, spu_split_immediate, classify_immediate,
17363 fsmbi_const_p): Handle IC_FSMBI2.
17365 Correctly handle a CONST_VECTOR containing symbols.
17366 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17367 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17368 (immediate_load_p): Allow symbols that use 2 instructions to create.
17369 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17370 with symbols when flag_pic is set.
17371 (const_vector_immediate_p): New.
17372 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17373 accept a CONST_VECTOR with symbols.
17374 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17375 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17377 * config/spu/spu.md (high, low): Delete.
17378 (low_<mode>): Define.
17380 Remove INTRmode and INTR_REGNUM, which didn't work.
17381 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17383 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17384 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17385 peephole2 pattern): Don't use INTR or 131.
17386 (movintrcc): Delete.
17387 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17388 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17389 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17390 (UNSPEC_SET_INTR): Add.
17391 * config/spu/spu-modes.def (INTR): Remove.
17393 More accurate warnings about run-time relocations.
17394 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17396 Correctly warn about immediate arguments to specific intrinsics.
17397 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17398 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17399 the instruction predicate.
17401 Fix tree check errors with latest update.
17402 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17404 (spu_expand_builtin): Use CALL_EXPR_FN.
17406 Add missing specific intrinsics.
17407 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17409 * config/spu/spu_internals.h: Ditto.
17411 Fix incorrect operand modifiers.
17412 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17413 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17415 Optimize one case of zero_extend of a vec_select.
17416 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17418 Accept any immediate for hbr.
17419 * config/spu/spu.md (hbr): Change s constraints to i.
17421 2007-02-21 Paul Brook <paul@codesourcery.com>
17423 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17424 condexec_count when skipping USE and CLOBBER.
17426 2007-02-21 Nick Clifton <nickc@redhat.com>
17428 * common.opt (Warray-bounds): Add Warning attribute.
17429 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17431 (fsized-zeroes): Add Optimization attribute.
17432 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17433 * c.opt (Wc++0x-compat): Add Warning attribute.
17435 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17437 PR middle-end/30761
17438 * reload1.c (eliminate_regs_in_insn): In the single_set special
17439 case, attempt to re-recognize the insn before falling back to
17440 having reload fix it up.
17442 2007-02-20 Eric Christopher <echristo@gmail.com>
17444 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17445 Rewrite accordingly.
17446 (frv_read_iacc_argument): Ditto.
17447 (frv_expand_set_builtin): Take a call instead of arglist, update for
17449 (frv_expand_unop_builtin): Ditto.
17450 (frv_expand_binop_builtin): Ditto.
17451 (frv_expand_cut_builtin): Ditto.
17452 (frv_expand_binopimm_builtin): Ditto.
17453 (frv_expand_voidbinop_builtin): Ditto.
17454 (frv_expand_int_void2arg): Ditto.
17455 (frv_expand_prefetches): Ditto.
17456 (frv_expand_voidtriop_builtin): Ditto.
17457 (frv_expand_voidaccop_builtin): Ditto.
17458 (frv_expand_load_builtin): Ditto.
17459 (frv_expand_store_builtin): Ditto.
17460 (frv_expand_mdpackh_builtin): Ditto.
17461 (frv_expand_mclracc_builtin): Ditto.
17462 (frv_expand_mrdacc_builtin): Ditto.
17463 (frv_expand_mwtacc_builtin): Ditto.
17464 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17467 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17469 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17470 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17472 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17473 point instructions.
17474 * configure: Regenerate.
17475 * config.in: Regenerate.
17476 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17477 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17478 masks to power6 and power6x and to POWERPC_MASKS.
17479 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17481 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17482 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17483 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17484 Access PROTOTYPE as variable, not mask.
17486 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17488 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17489 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17490 * combine.c (adjust_for_new_dest): Use it.
17491 * postreload.c (reload_combine): Likewise.
17493 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17495 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17496 notes on an insn with multiple sets, even if single_set returns
17497 non-NULL for that insn.
17499 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17501 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17502 scalbn and scalbln.
17504 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17506 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17507 if user didn't pass it.
17508 * config/i386/darwin.h (CC1_SPEC): Likewise.
17509 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17510 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17511 -mmacosx-version-min.
17513 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17514 Uros Bizjak <ubizjak@gmail.com>
17516 * optabs.h (enum optab_index): Add new OTI_scalb.
17517 (scalb_optab): Define corresponding macro.
17518 * optabs.c (init_optabs): Initialize scalb_optab.
17519 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17521 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17522 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17523 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17524 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17525 flag_unsafe_math_optimizations is set.
17527 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17528 to implement scalbf, scalb and scalbl built-ins as inline x87
17531 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17532 DJ Delorie <dj@redhat.com>
17535 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17536 (diagnostic_report_diagnostic): ... here, and turn them into real
17537 errors. If warnings are inhibited, no need to do anything.
17539 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17541 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17542 better code generation.
17544 2007-02-20 Ben Elliston <bje@au.ibm.com>
17546 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17548 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17550 * config/alpha/alpha.c, config/alpha/alpha.md,
17551 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17552 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17553 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17554 config/arm/lib1funcs.asm: Follow spelling conventions.
17556 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17557 config/fr30/fr30.md, config/i386/i386.h,
17558 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17559 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17560 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17561 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17562 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17563 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17564 config/sparc/sparc.c, config/sparc/sparc.h,
17565 config/sparc/sparc.md, config/spu/constraints.md,
17566 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17569 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17572 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17575 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17577 * doc/invoke.texi (-ftree-lrs): Remove.
17579 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17581 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17584 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17586 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17587 new CALL_EXPR_FN macro for retrieving the function
17588 declaration of the input expression.
17590 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17592 * c.opt (Waddress): New.
17593 * common.opt (Walways-true): Delete.
17594 (Wstring-literal-comparison): Delete.
17595 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17596 -Wstring-literal-comparison. Add -Waddress.
17598 (Walways-true): Delete.
17599 (Wstring-literal-comparison): Delete.
17600 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17601 consistently instead of -Walways-true in example.
17602 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17603 * c-typeck.c (parser_build_binary_op): Replace
17604 -Wstring-literal-comparison and -Walways-true with -Waddress.
17605 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17608 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17610 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17611 without DECL_STRUCT_FUNCTION initialized.
17613 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17615 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17616 due to calls to functions taking pointers as parameters.
17618 2007-02-19 Richard Henderson <rth@redhat.com>
17621 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17624 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17626 * config/s390/s390.c (s390_call_saved_register_used,
17627 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17628 accessed to the new scheme.
17630 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17632 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17633 (cris_print_index, cris_print_operand, cris_print_operand_address)
17634 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17635 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17636 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17637 GET_CODE () == xxx.
17638 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17639 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17640 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17641 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17642 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17643 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17644 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17645 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17646 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17647 (uminsi3, call, call_value): Ditto.
17648 (define_split: indir_to_reg_split, unnamed): Ditto.
17650 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17652 PR tree-optimization/30975
17653 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17656 2007-02-18 Eric Christopher <echristo@gmail.com>
17658 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17659 Remove use of arglist.
17660 (mips_expand_builtin): Remove use of arglist, pass in expr.
17661 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17662 (mips_expand_builtin_movtf): Ditto.
17663 (mips_expand_builtin_compare): Ditto.
17665 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17667 * tree-sra.c (sra_build_assignment): Replace assertion
17668 checking with a comment explaining why it can't be done.
17670 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17672 PR middle-end/30833
17673 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17674 during CALL_EXPR representation conversion.
17675 * tree-ssa-propagate.c (set_rhs): Likewise.
17677 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17679 * tree-sra.c (sra_build_assignment): Disable assertion checking
17682 2007-02-18 Roger Sayle <roger@eyesopen.com>
17684 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17685 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17686 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17688 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17689 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17690 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17691 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17692 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17693 force_gimple_operand): Likewise.
17694 * ipa-cp.c (constant_val_insert): Likewise.
17695 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17696 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17697 perfect_nestify): Likewise.
17698 * langhooks.c (lhd_omp_assignment): Likewise.
17699 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17700 lower_copyprivate_clauses, lower_send_clauses,
17701 lower_send_shared_vars, expand_parallel_call,
17702 expand_omp_for_generic, expand_omp_for_static_nochunk,
17703 expand_omp_for_static_chunk, expand_omp_sections,
17704 lower_omp_single_copy, lower_omp_for_lastprivate,
17705 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17706 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17707 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17710 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17712 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17713 config/sh/sh.md: Follow spelling conventions.
17715 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17716 config/frv/predicates.md: Follow spelling conventions.
17718 * config/m68k/linux-unwind.h: Fix a comment typo.
17719 * target.h: Follow spelling conventions.
17721 2007-02-18 Roger Sayle <roger@eyesopen.com>
17723 PR rtl-optimization/28173
17724 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17725 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17726 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17727 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17728 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17730 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17732 * builtins.c (fold_builtin_load_exponent): New.
17733 (fold_builtin_2): Use it.
17735 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17737 PR rtl-optimization/30773
17738 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17739 if we fail to attach a REG_EQUIV note.
17741 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17742 Roger Sayle <roger@eyesopen.com>
17744 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17746 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17748 * calls.c (initialize_argument_information): Pass original EXP
17749 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17750 code to split complex arguments here, as part of initializing the
17752 (expand_call): Remove code that builds a list of arguments and
17753 inserts implicit arguments into it. Instead, just count how many
17754 implicit arguments there will be so we can determine the size of
17755 the ARGS array, and let initialize_argument_information do the work.
17756 (split_complex_values): Delete unused function.
17758 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17760 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17762 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17764 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17765 for arg pointer based indexed addressing.
17767 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17769 * config/ia64/ia64.h, config/ia64/ia64.md,
17770 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17771 spelling conventions.
17773 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17775 * config/m68k/m68k.c (split_di): New.
17776 * config/m68k/m68k-protos.h: Declare split_di.
17777 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17778 Improve predicate handling and split constant shifts.
17780 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17782 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17783 parameter for register bitfield operations, general predicates
17786 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17788 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17789 * config/m68k/linux-unwind.h: New file.
17791 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17793 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17794 config/i386/athlon.md, config/ia64/ia64.md,
17795 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17796 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17797 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17798 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17799 tree-vect-transform.c: Fix comment typos.
17801 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17803 * sched-deps.c (find_insn_list): Remove.
17804 * sched-int.h: Remove the prototype for find_insn_list.
17806 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17808 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17810 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17811 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17812 darwin_rs6000_override_options.
17813 (C_COMMON_OVERRIDE_OPTIONS): Expect
17814 darwin_macosx_version_min to be non-NULL always.
17815 (TARGET_C99_FUNCTIONS): Likewise.
17816 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17817 (DARWIN_MINVERSION_SPEC): New.
17818 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17819 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17821 (DARWIN_MINVERSION_SPEC): New.
17822 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17824 * config/darwin-c.c (darwin_cpp_builtins): Expect
17825 darwin_macosx_version_min to be non-NULL always.
17827 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17829 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17831 * config/i386/i386.h (x86_use_xchgb): New.
17832 (TARGET_USE_XCHGB): New macro.
17833 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17834 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17835 Split after reload into bswaphi for shifts of 8.
17836 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17837 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17838 or when optimizing for size.
17840 2007-02-16 Richard Guenther <rguenther@suse.de>
17841 Christian Bruel <christian.bruel@st.com>
17843 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17844 DECLs but prefer SSA_NAMEs over DECLs.
17846 2007-02-16 Richard Guenther <rguenther@suse.de>
17848 * tree-flow-inline.h (single_imm_use_p): Remove.
17849 (zero_imm_uses_p): Likewise.
17850 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17851 instead of single_imm_use_p.
17852 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17855 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17858 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17859 nested double- and backquotes.
17861 2007-02-15 Roger Sayle <roger@eyesopen.com>
17863 PR middle-end/30391
17864 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17865 should be unreachable.
17866 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17867 For the time being redirect GIMPLE_MODIFY_STMT to the new
17868 (renamed) build_gimple_modify_stmt_stat.
17869 (build2_gimple_stat): Rename to...
17870 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17871 Always build a GIMPLE_MODIFY_STMT node.
17872 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17873 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17876 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17877 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17878 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17879 expand_complex_div_wide): Likewise.
17880 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17881 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17882 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17883 * tree-ssa-loop-manip.c (create_iv): Likewise.
17884 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17885 abs_replacement): Likewise.
17886 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17887 realify_fake_stores): Likewise.
17889 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17890 node rather than a GIMPLE_MODIFY_STMT node.
17891 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17892 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17894 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17895 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17896 GIMPLE_MODIFY_STMT.
17898 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17900 PR middle-end/30433
17901 * fold-const.c (fold_comparison): Add back the
17902 folding of constant complex comparisions.
17904 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17906 PR middle-end/30729
17907 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17908 effects unknown to this function, return early.
17910 2007-02-15 Ian Lance Taylor <iant@google.com>
17912 * lower-subreg.c (move_eh_region_note): New static function.
17913 (resolve_simple_move): Call it.
17914 (decompose_multiword_subregs): Track blocks for which we resolve a
17915 simple move which is also a control flow insn. Pass them to
17916 find_many_sub_basic_blocks.
17917 (pass_lower_subreg): Add TODO_verify_flow.
17918 (pass_lower_subreg2): Likewise.
17920 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17921 Brooks Moses <brooks.moses@codesourcery.com>
17922 Lee Millward <lee.millward@codesourcery.com>
17924 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17925 (VL_EXP_CLASS_P): New.
17926 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17928 (TREE_OPERAND_CHECK_CODE): Likewise.
17929 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17930 (TREE_RTL_OPERAND_CHECK): Likewise.
17931 (tree_operand_check_failed): Make second parameter the whole tree
17932 instead of its code. Fixed callers.
17933 (VL_EXP_CHECK): New.
17934 (TREE_OPERAND_LENGTH): New.
17935 (VL_EXP_OPERAND_LENGTH): New.
17936 (CALL_EXPR_FN): New.
17937 (CALL_EXPR_STATIC_CHAIN): New.
17938 (CALL_EXPR_ARGS): New.
17939 (CALL_EXPR_ARG): New.
17940 (call_expr_nargs): New.
17941 (CALL_EXPR_ARGP): New.
17942 (build_nt_call_list): Declare.
17943 (build_vl_exp_stat): Declare.
17944 (build_vl_exp): New.
17945 (build_call_list): Declare.
17946 (build_call_nary): Declare.
17947 (build_call_valist): Declare.
17948 (build_call_array): Declare.
17949 (call_expr_arg): Declare.
17950 (call_expr_argp): Declare.
17951 (call_expr_arglist): Declare.
17952 (fold_build_call_list): Declare.
17953 (fold_build_call_list_initializer): Declare.
17954 (fold_call_expr): Declare to replace fold_builtin.
17955 (fold_builtin_fputs): Update to agree with modified definition.
17956 (fold_builtin_strcpy): Likewise.
17957 (fold_builtin_strncpy): Likewise.
17958 (fold_builtin_memory_chk): Likewise.
17959 (fold_builtin_stxcpy_chk): Likewise.
17960 (fold_builtin_strncpy_chk): Likewise.
17961 (fold_builtin_next_arg): Likewise.
17962 (fold_build_call_expr): Declare.
17963 (fold_builtin_call_list): Declare.
17964 (fold_builtin_call_valist): Declare.
17965 (build_call_expr): Declare.
17966 (validate_arglist): Update to agree with modified definition.
17967 (tree_operand_length): New.
17968 (call_expr_arg_iterator): New.
17969 (init_call_expr_arg_iterator): New.
17970 (next_call_expr_arg): New.
17971 (first_call_expr_arg): New.
17972 (more_call_expr_args_p): New.
17973 (FOR_EACH_CALL_EXPR_ARG): New.
17975 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17976 and tcc_gimple_stmt.
17977 (tree_code_size): Update documentation. Use sizeof (tree) rather
17978 than sizeof (char *).
17979 (tree_size): Likewise. Add case for tcc_vl_exp.
17980 (tree_node_structure): Add case for tcc_vl_exp.
17981 (contains_placeholder_p): Likewise.
17982 (substitute_in_expr): Likewise.
17983 (substitute_placeholder_in_expr): Likewise.
17984 (stabilize_reference_1): Likewise.
17985 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17986 to diagnose breakage of this interface for constructing CALL_EXPRs.
17987 (build_nt): Add similar assertion here.
17988 (build_nt_call_list): New.
17989 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17990 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17992 (get_callee_fndecl): Use new CALL_EXPR accessors.
17993 (tree_operand_check_failed): Change parameters to pass entire node
17994 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17995 (process_call_operands): New.
17996 (build_vl_exp_stat): New.
17997 (build_call_list): New.
17998 (build_call_nary): New.
17999 (build_call_valist): New.
18000 (build_call_array): New.
18001 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18002 (call_expr_arglist): New.
18004 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18005 tcc_vl_exp instead of a fixed-size tcc_expression.
18007 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18008 accessors for CALL_EXPRs.
18009 (AGGR_INIT_EXPR): Likewise.
18011 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18012 Brooks Moses <brooks.moses@codesourcery.com>
18013 Lee Millward <lee.millward@codesourcery.com>
18015 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18016 (expand_builtin_nonlocal_goto): Change parameter to be entire
18017 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18018 (expand_builtin_prefetch): Likewise.
18019 (expand_builtin_classify_type): Likewise.
18020 (mathfn_built_in): Return NULL_TREE instead of 0.
18021 (expand_errno_check): Use new CALL_EXPR accessors.
18022 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18023 Return NULL_RTX instead of 0.
18024 (expand_builtin_mathfn_2): Likewise.
18025 (expand_builtin_mathfn_3): Likewise.
18026 (expand_builtin_interclass_mathfn): Likewise.
18027 (expand_builtin_sincos): Likewise.
18028 (expand_builtin_cexpi): Likewise.
18029 (expand_builtin_int_roundingfn): Likewise.
18030 (expand_builtin_int_roundingfn_2): Likewise.
18031 (expand_builtin_pow): Likewise.
18032 (expand_builtin_powi): Likewise.
18033 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18034 of arglist, fixing callers appropriately. Use new CALL_EXPR
18035 accessors and constructors. Return NULL_RTX instead of 0.
18036 (expand_builtin_strstr): Likewise.
18037 (expand_builtin_strchr): Likewise.
18038 (expand_builtin_strrchr): Likewise.
18039 (expand_builtin_strpbrk): Likewise.
18040 (expand_builtin_memcpy): Likewise.
18041 (expand_builtin_mempcpy): Likewise.
18042 (expand_builtin_mempcpy_args): New.
18043 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18044 (expand_builtin_memmove_args): New.
18045 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18046 (expand_movstr): Likewise.
18047 (expand_builtin_strcpy): Likewise.
18048 (expand_builtin_strcpy_args): New.
18049 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18050 (expand_builtin_strncpy): Likewise.
18051 (expand_builtin_memset): Likewise.
18052 (expand_builtin_memset_args): New.
18053 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18054 (expand_builtin_memcmp): Likewise.
18055 (expand_builtin_strcmp): Likewise.
18056 (expand_builtin_strncmp): Likewise.
18057 (expand_builtin_strcat): Likewise.
18058 (expand_builtin_strncat): Likewise.
18059 (expand_builtin_strspn): Likewise.
18060 (expand_builtin_strcspn): Likewise.
18061 (expand_builtin_args_info): Likewise.
18062 (expand_builtin_va_start): Likewise.
18063 (gimplify_va_arg_expr): Likewise.
18064 (expand_builtin_va_end): Likewise.
18065 (expand_builtin_va_copy): Likewise.
18066 (expand_builtin_frame_address): Likewise.
18067 (expand_builtin_alloca): Likewise.
18068 (expand_builtin_bswap): Likewise.
18069 (expand_builtin_unop): Likewise.
18070 (expand_builtin_fputs): Likewise.
18071 (expand_builtin_expect): Likewise.
18072 (expand_builtin_fabs): Likewise.
18073 (expand_builtin_copysign): Likewise.
18074 (expand_builtin_printf): Likewise.
18075 (expand_builtin_fprintf): Likewise.
18076 (expand_builtin_sprintf): Likewise.
18077 (expand_builtin_init_trampoline): Likewise.
18078 (expand_builtin_signbit): Likewise.
18079 (expand_builtin_fork_or_exec): Likewise.
18080 (expand_builtin_sync_operation): Likewise.
18081 (expand_builtin_compare_and_swap): Likewise.
18082 (expand_builtin_lock_test_and_set): Likewise.
18083 (expand_builtin_lock_release): Likewise.
18084 (expand_builtin): Likewise.
18085 (builtin_mathfn_code): Likewise.
18087 (fold_builtin_constant_p): Pass call arguments individually instead
18088 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18089 accessors and constructors. Return NULL_TREE instead of 0.
18090 (fold_builtin_expect): Likewise.
18091 (fold_builtin_classify_type): Likewise.
18092 (fold_builtin_strlen): Likewise.
18093 (fold_builtin_nan): Likewise.
18094 (integer_valued_real_p): Likewise.
18095 (fold_trunc_transparent_mathfn): Likewise.
18096 (fold_fixed_mathfn): Likewise.
18097 (fold_builtin_cabs): Likewise.
18098 (fold_builtin_sqrt): Likewise.
18099 (fold_builtin_cbrt): Likewise.
18100 (fold_builtin_cos): Likewise.
18101 (fold_builtin_cosh): Likewise.
18102 (fold_builtin_tan): Likewise.
18103 (fold_builtin_sincos): Likewise.
18104 (fold_builtin_cexp): Likewise.
18105 (fold_builtin_trunc): Likewise.
18106 (fold_builtin_floor): Likewise.
18107 (fold_builtin_ceil): Likewise.
18108 (fold_builtin_round): Likewise.
18109 (fold_builtin_int_roundingfn): Likewise.
18110 (fold_builtin_bitop): Likewise.
18111 (fold_builtin_bswap): Likewise.
18112 (fold_builtin_logarithm): Likewise.
18113 (fold_builtin_hypot): Likewise.
18114 (fold_builtin_pow): Likewise.
18115 (fold_builtin_powi): Likewise.
18116 (fold_builtin_exponent): Likewise.
18117 (fold_builtin_memset): Likewise.
18118 (fold_builtin_bzero): Likewise.
18119 (fold_builtin_memory_op): Likewise.
18120 (fold_builtin_bcopy): Deleted; call site changed to invoke
18121 fold_builtin_memory_op directly.
18122 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18123 (fold_builtin_strncpy): Likewise.
18124 (fold_builtin_memcmp): Likewise.
18125 (fold_builtin_strcmp): Likewise.
18126 (fold_builtin_strncmp): Likewise.
18127 (fold_builtin_signbit): Likewise.
18128 (fold_builtin_copysign): Likewise.
18129 (fold_builtin_isascii): Likewise.
18130 (fold_builtin_toascii): Likewise.
18131 (fold_builtin_isdigit): Likewise.
18132 (fold_builtin_fabs): Likewise.
18133 (fold_builtin_abs): Likewise.
18134 (fold_builtin_fmin_fmax): Likewise.
18135 (fold_builtin_carg): Likewise.
18136 (fold_builtin_classify): Likewise.
18137 (fold_builtin_unordered_cmp): Likewise.
18139 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18140 New functions split out from fold_builtin_1.
18141 (fold_builtin_n): New.
18142 (fold_builtin_varargs): New.
18143 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18145 (fold_call_expr): New.
18146 (build_function_call_expr): Rewrite to use new helper function.
18147 (fold_builtin_call_list): New.
18148 (build_call_expr): New.
18149 (fold_builtin_call_valist): New.
18150 (rewrite_call_expr): New.
18151 (validate_arg): New.
18152 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18153 of an arglist. Change return type to bool. Use new CALL_EXPR
18156 (fold_builtin_strstr): Pass call arguments individually instead
18157 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18158 accessors and constructors. Return NULL_TREE instead of 0.
18159 (fold_builtin_strchr): Likewise.
18160 (fold_builtin_strrchr): Likewise.
18161 (fold_builtin_strpbrk): Likewise.
18162 (fold_builtin_strcat): Likewise.
18163 (fold_builtin_strncat): Likewise.
18164 (fold_builtin_strspn): Likewise.
18165 (fold_builtin_strcspn): Likewise.
18166 (fold_builtin_fputs): Likewise.
18167 (fold_builtin_next_arg): Likewise.
18168 (fold_builtin_sprintf): Likewise.
18170 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18171 NULL_RTX instead of 0.
18172 (expand_builtin_memory_chk): Likewise.
18173 (maybe_emit_chk_warning): Likewise.
18174 (maybe_emit_sprintf_chk_warning): Likewise.
18176 (fold_builtin_object_size): Pass call arguments individually instead
18177 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18178 accessors and constructors. Return NULL_TREE instead of 0.
18179 (fold_builtin_memory_chk): Likewise.
18180 (fold_builtin_stxcpy_chk): Likewise.
18181 (fold_builtin_strncpy_chk): Likewise.
18182 (fold_builtin_strcat_chk): Likewise.
18183 (fold_builtin_strcat_chk): Likewise.
18184 (fold_builtin_strncat_chk): Likewise.
18185 (fold_builtin_sprintf_chk): Likewise.
18186 (fold_builtin_snprintf_chk): Likewise.
18187 (fold_builtin_printf): Likewise.
18188 (fold_builtin_vprintf): Likewise.
18190 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18192 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18193 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18194 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18195 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18196 (fold_unary): Likewise.
18197 (fold_binary): Likewise.
18198 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18199 ternary expressions.
18200 (fold): Add logic for tcc_vl_exp.
18201 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18202 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18203 (fold_build3_stat): Add assertion to flag broken interface for
18204 constructing CALL_EXPRs.
18205 (fold_build_call_list): New.
18206 (fold_build_call_list_initializer): New.
18207 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18209 (fold_strip_sign_ops): Likewise.
18211 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18212 Brooks Moses <brooks.moses@codesourcery.com>
18213 Lee Millward <lee.millward@codesourcery.com>
18215 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18216 accessors and dump arguments explicitly.
18218 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18220 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18222 (print_call_name): Use new CALL_EXPR accessors.
18224 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18225 CALL_EXPR arguments explicitly instead of as a list. Use
18226 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18228 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18229 (vrp_visit_stmt): Likewise.
18231 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18232 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18234 (force_move_till_expr): Likewise.
18236 * targhooks.c (default_external_stack_protect_fail): Use
18237 build_call_expr instead of build_function_call_expr.
18238 (default_hidden_stack_protect_fail): Likewise.
18240 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18243 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18244 and walk arguments explicitly.
18246 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18247 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18248 (expand_simple_operations): Likewise.
18249 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18251 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18252 of TREE_CODE_LENGTH.
18253 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18255 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18256 instead of TREE_CODE_LENGTH.
18258 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18259 (tree_ic_transform): Likewise.
18260 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18261 parameter instead of arglist. Fix callers.
18262 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18263 (tree_stringops_transform): Likewise.
18264 (tree_indirect_call_to_profile): Likewise.
18265 (tree_stringops_values_to_profile): Likewise.
18267 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18268 (eliminate_tail_call): Likewise.
18270 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18272 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18273 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18275 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18277 * omp-low.c (build_omp_barrier): Use build_call_expr.
18278 (lower_rec_input_clauses): Likewise.
18279 (lower_reduction_clauses): Likewise.
18280 (expand_parallel_call): Likewise.
18281 (maybe_catch_exception): Likewise.
18282 (expand_omp_for_generic): Likewise.
18283 (expand_omp_for_static_nochunk): Likewise.
18284 (expand_omp_sections): Likewise.
18285 (lower_omp_single_simple): Likewise.
18286 (lower_omp_single_copy): Likewise.
18287 (lower_omp_master): Likewise.
18288 (lower_omp_ordered): Likewise.
18289 (lower_omp_critical): Likewise.
18291 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18292 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18294 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18295 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18296 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18298 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18299 and generalize to handle any number of operands.
18300 (chrec_contains_undetermined): Likewise.
18301 (tree_contains_chrecs): Likewise.
18302 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18304 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18306 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18307 fold_call_expr instead of fold_builtin.
18308 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18309 match declarations there.
18310 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18313 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18314 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18316 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18317 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18319 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18322 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18323 (execute_cse_sincos): Use new CALL_EXPR accessors.
18325 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18327 * gimple-low.c (lower_function_body): Use build_call_expr.
18328 (lower_builtin_setjmp): Likewise.
18330 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18331 (set_storage_via_libcall): Likewise.
18332 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18333 instead of TREE_CODE_LENGTH.
18334 (expand_expr_real_1): Use new CALL_EXPR accessors.
18336 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18337 generalize to handle any number of operands.
18338 (TB_parent_eq): Likewise.
18340 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18341 (strip_builtin_expect): Likewise.
18343 * function.c (gimplify_parameters): Use build_call_expr.
18345 * tree-vectorizer.c (vect_is_simple_reduction): Use
18346 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18348 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18349 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18351 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18354 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18355 (gimplify_decl_expr): Likewise.
18356 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18357 Use new CALL_EXPR iterators.
18358 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18359 (gimplify_modify_expr_to_memset): Likewise.
18360 (gimplify_variable_sized_compare): Likewise.
18361 (gimplify_omp_atomic_fetch_op): Likewise.
18362 (gimplify_omp_atomic_pipeline): Likewise.
18363 (gimplify_omp_atomic_mutex): Likewise.
18364 (gimplify_function_tree): Likewise.
18366 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18367 (call_expr_flags): Likewise.
18368 (expand_call): Likewise.
18370 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18371 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18374 * coverage.c (create_coverage): Use build_call_expr.
18376 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18377 (temp_call_expr_obstack): New.
18378 (pool_copy_list): Delete.
18379 (temp_copy_call_expr): New.
18380 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18381 CALL_EXPR accessors. Get rid of special goo for copying argument
18382 lists and use temp_copy_call_expr instead.
18383 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18384 CALL_EXPR accessors.
18385 (create_expression_by_pieces): Likewise. Use build_call_array
18386 to construct the result instead of fold_build3.
18387 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18388 dealing with argument lists.
18389 (init_pre): Remove references to expression_node_pool and
18390 list_node_pool. Init temp_call_expr_obstack instead.
18391 (fini_pre): Remove references to expression_node_pool and
18394 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18395 and walk arguments explicitly instead of as a list.
18397 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18398 (mx_register_decls): Likewise.
18399 (mudflap_register_call): Likewise.
18400 (mudflap_finish_file): Likewise.
18402 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18403 (ipa_callsite_compute_param): Likewise.
18405 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18406 accessors and constructor.
18408 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18409 accessors and constructor.
18410 (convert_tramp_reference): Likewise.
18411 (convert_call_expr): Likewise.
18412 (finalize_nesting_tree_1): Likewise.
18414 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18417 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18419 * tree-inline.c (initialize_inlined_parameters): Pass entire
18420 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18422 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18423 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18425 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18426 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18427 (vectorizable_reduction): Likewise.
18428 (vectorizable_call): Use new CALL_EXPR iterators.
18429 (vectorizable_conversion): Use build_call_expr.
18430 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18431 (vect_gen_widened_results_half): Use build_call_expr.
18432 (vect_setup_realignment): Likewise.
18433 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18435 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18436 (pass_through_call): Likewise.
18437 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18440 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18441 (tree_gen_pow2_profiler): Likewise.
18442 (tree_gen_one_value_profiler): Likewise.
18443 (tree_gen_ic_func_profiler): Likewise.
18444 (tree_gen_average_profiler): Likewise.
18445 (tree_gen_ior_profiler): Likewise.
18447 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18448 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18449 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18451 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18452 of TREE_CODE_LENGTH.
18454 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18455 of TREE_CODE_LENGTH.
18457 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18459 (convert_to_integer): Likewise.
18461 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18464 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18465 Brooks Moses <brooks.moses@codesourcery.com>
18466 Lee Millward <lee.millward@codesourcery.com>
18468 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18470 * config/frv/frv.c (frv_expand_builtin): Likewise.
18471 * config/s390/s390.c (s390_expand_builtin): Likewise.
18473 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18474 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18476 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18477 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18478 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18479 (ix86_expand_store_builtin): Likewise.
18480 (ix86_expand_unop_builtin): Likewise.
18481 (ix86_expand_unop1_builtin): Likewise.
18482 (ix86_expand_sse_compare): Likewise.
18483 (ix86_expand_sse_comi): Likewise.
18484 (ix86_expand_vec_init_builtin): Likewise.
18485 (ix86_expand_vec_ext_builtin): Likewise.
18486 (ix86_expand_vec_set_builtin): Likewise.
18487 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18489 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18490 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18492 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18493 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18494 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18496 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18498 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18499 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18500 arglist. Use new CALL_EXPR accessors. Fix callers.
18501 (altivec_expand_abs_builtin): Likewise.
18502 (rs6000_expand_binop_builtin): Likewise.
18503 (altivec_expand_predicate_builtin): Likewise.
18504 (altivec_expand_lv_builtin): Likewise.
18505 (spe_expand_stv_builtin): Likewise.
18506 (altivec_expand_stv_builtin): Likewise.
18507 (rs6000_expand_ternop_builtin): Likewise.
18508 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18509 (altivec_expand_st_builtin): Likewise.
18510 (altivec_expand_dst_builtin): Likewise.
18511 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18512 arglist. Use new CALL_EXPR accessors. Fix callers.
18513 (altivec_expand_vec_set_builtin): Likewise.
18514 (altivec_expand_vec_ext_builtin): Likewise.
18515 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18516 (spe_expand_builtin): Likewise.
18517 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18518 arglist. Use new CALL_EXPR accessors. Fix callers.
18519 (spe_expand_evsel_builtin): Likewise.
18520 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18521 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18523 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18524 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18525 (arm_expand_unop_builtin): Likewise.
18526 (arm_expand_builtin): Use new CALL_EXPR accessors.
18528 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18531 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18532 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18534 (bfin_expand_unop_builtin): Likewise.
18535 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18537 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18538 Brooks Moses <brooks.moses@codesourcery.com>
18539 Lee Millward <lee.millward@codesourcery.com>
18541 * c-semantics.c (build_stmt): Add internal diagnostic check.
18543 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18544 accessors. Print arguments explicitly instead of as a list.
18546 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18548 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18549 (c_finish_omp_flish): Likewise.
18551 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18552 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18553 instead of TREE_CODE_LENGTH.
18554 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18555 (c_warn_unused_result): Likewise.
18557 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18560 * doc/invoke.texi (Warning Options): Remove
18561 -Werror-implicit-function-declaration.
18562 (Wimplicit-function-declaration): Update description.
18563 * opts.c (common_handle_option): Move handling of -Werror=* to...
18564 (enable_warning_as_error): ...here.
18565 * opts.h (enable_warning_as_error): Declare.
18566 * c-decl.c (implicit_decl_warning): Unless
18567 -Wno-implicit-function-declaration is given, emit a pedwarn if
18568 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18569 * c.opt (Wimplicit-function-declaration): Replace
18570 mesg_implicit_function_declaration with
18571 warn_implicit_function_declaration.
18572 * c-opts.c (c_common_handle_option):
18573 -Werror-implicit-function-declaration is exactly equal as
18574 -Werror=implicit-function-declaration.
18575 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18576 warn_implicit_function_declaration.
18577 (c_common_post_options): -Wimplict-function-declaration is enabled
18578 by default by -std=c99, otherwise is disabled by default.
18579 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18581 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18583 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18584 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18585 former is ignored but not the latter.
18587 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18589 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18590 is made and the reference doesn't use the alias set of its type,
18591 do not create the temporary using that type.
18593 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18595 * jump.c: Remove prototypes for delete_computation and
18596 delete_prior_computation.
18598 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18600 * jump.c (get_label_after): Delete.
18601 (get_label_before, delete_computation, delete_jump,
18602 delete_prior_computation, follow_jumps): Move...
18603 * reorg.c (delete_computation, delete_prior_computation): ... here...
18604 (get_label_before, delete_jump): ... making these static ...
18605 (follow_jumps): ... and simplifying this since it only runs after
18607 * rtl.h (get_label_after, get_label_before, delete_jump,
18608 follow_jumps): Delete prototypes.
18610 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18612 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18614 2007-02-15 Nick Clifton <nickc@redhat.com>
18616 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18617 order to prevent it from being munged by the target.
18619 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18621 * config/i386/i386.md: Remove misleading comment.
18623 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18625 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18626 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18629 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18631 * tree-sra.c (instantiate_missing_elements): Canonicalize
18633 (sra_build_assignment): New.
18634 (generate_copy_inout, generate_element_copy,
18635 generate_element_zero, generate_one_element_init): Use it.
18637 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18639 * tree-sra.c (instantiate_missing_elements): Canonicalize
18641 (sra_build_assignment): New.
18642 (generate_copy_inout, generate_element_copy,
18643 generate_element_zero, generate_one_element_init): Use it.
18645 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18647 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18650 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18652 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18653 types as aggregates not scalars.
18654 * function.c (assign_stack_temp_for_type): Likewise.
18656 2007-02-14 Roger Sayle <roger@eyesopen.com>
18657 Zdenek Dvorak <dvorakz@suse.cz>
18659 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18662 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18664 * passes.c (next_pass_1): Clear the next field of the copied
18667 2007-02-14 Richard Henderson <rth@redhat.com>
18669 * tree-sra.c (early_sra): New.
18670 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18671 (tree_sra_early, pass_sra_early): New.
18672 * tree-pass.h (pass_sra_early): Declare.
18673 * passes.c (init_optimization_passes): Use it.
18675 2007-02-14 Richard Guenther <rguenther@suse.de>
18677 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18679 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18681 PR tree-optimization/30771
18682 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18684 (vect_analyze_operations): Induction phis can now be marked as
18686 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18687 Update documentation accordingly.
18689 2007-02-14 Nick Clifton <nickc@redhat.com>
18691 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18692 most 3 arguments are supported.
18693 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18695 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18697 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18698 Ensure dst->current is valid.
18700 2007-02-13 Paul Brook <paul@codesourcery.com>
18702 * config.gcc: Add arm*-*-uclinux-*eabi.
18703 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18704 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18705 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18706 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18707 (LINK_SPEC): Define.
18708 (LIB_SPEC): Define.
18709 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18711 * config/arm/uclinux-eabi.h: New file.
18712 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18713 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18716 2007-02-13 Ian Lance Taylor <iant@google.com>
18718 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18719 * flags.h (warn_strict_overflow): Declare.
18720 (enum warn_strict_overflow_code): Define.
18721 (issue_strict_overflow_warning): New static inline function.
18722 * opts.c (warn_strict_overflow): New variable.
18723 (common_handle_option): Handle OPT_Wstrict_overflow and
18724 OPT_Wstrict_overflow_.
18725 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18727 * fold-const.c: Include intl.h.
18728 (fold_deferring_overflow_warnings): New static variable.
18729 (fold_deferred_overflow_warning): New static variable.
18730 (fold_deferred_overflow_code): New static variable.
18731 (fold_defer_overflow_warnings): New function.
18732 (fold_undefer_overflow_warnings): New function.
18733 (fold_undefer_and_ignore_overflow_warnings): New function.
18734 (fold_deferring_overflow_warnings_p): New function.
18735 (fold_overflow_warning): New static function.
18736 (make_range): Add strict_overflow_p parameter. Change all
18738 (extract_muldiv, extract_muldiv_1): Likewise.
18739 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18740 tree_expr_nonnegative_p.
18741 (fold_negate_expr): Call fold_overflow_warning.
18742 (fold_range_test): Likewise.
18743 (fold_comparison): Likewise.
18744 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18745 instead of tree_expr_nonnegative_p.
18746 (tree_expr_nonnegative_warnv_p): Rename from
18747 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18748 (tree_expr_nonnegative_p): New function.
18749 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18750 strict_overflow_p parameter.
18751 (tree_expr_nonzero_p): New function.
18752 * passes.c (verify_interpass_invariants): New static function.
18753 (execute_one_pass): Call it.
18754 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18756 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18757 (estimate_numbers_of_iterations): Likewise.
18758 (scev_probably_wraps_p): Likewise.
18759 * tree-ssa-ccp.c: Include "toplev.h".
18760 (evaluate_stmt): Defer fold overflow warnings until we know we are
18762 (struct fold_stmt_r_data): Add stmt field.
18763 (fold_stmt_r): Defer fold overflow warnings until we know we
18765 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18766 (fold_stmt_inplace): Likewise.
18767 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18768 (cleanup_control_expr_graph): Defer fold overflow warnings until
18769 we know we are going to optimize.
18770 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18771 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18773 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18774 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18775 * tree-ssa-loop-manip.c (create_iv): Likewise.
18776 * c-typeck.c (build_conditional_expr): Likewise.
18777 (build_binary_op): Likewise.
18778 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18779 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18780 (extract_range_from_unary_expr): Likewise.
18781 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18782 assuming that signed overflow does not occur.
18783 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18784 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18785 (fold_defer_overflow_warnings): Declare.
18786 (fold_undefer_overflow_warnings): Declare.
18787 (fold_undefer_and_ignore_overflow_warnings): Declare.
18788 (fold_deferring_overflow_warnings_p): Declare.
18789 (tree_expr_nonzero_warnv_p): Declare.
18790 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18791 of warning options.
18792 (Warning Options): Document -Wstrict-overflow.
18793 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18794 (tree-ssa-ccp.o): Likewise.
18795 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18796 (fold-const.o): Depend on intl.h.
18798 2007-02-13 Ian Lance Taylor <iant@google.com>
18800 PR middle-end/30751
18801 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18804 2007-02-13 Stuart Hastings <stuart@apple.com>
18806 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18808 2007-02-13 Richard Henderson <rth@redhat.com>
18810 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18811 handled_component_p before looking for the indirect_ref.
18813 2007-02-13 Richard Henderson <rth@redhat.com>
18815 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18816 remove flags clobber.
18817 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18818 (bswaphi_lowpart): New.
18819 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18820 remove TARGET_BSWAP test. Delete expander of the same name.
18822 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18823 (expand_unop): Use them.
18825 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18827 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18828 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18829 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18830 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18831 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18832 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18833 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18834 assembler dialect choice from asm templates.
18836 2007-02-12 Richard Henderson <rth@redhat.com>
18838 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18839 (fixuns_trunc<SSEMODEF>si2): Use it.
18840 * config/i386/sse.md (vec_setv4sf_0): Export.
18841 * config/i386/i386.c (ix86_build_const_vector): Export.
18842 (ix86_split_convert_uns_si_sse): Rename from
18843 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18844 * config/i386/i386-protos.h: Update.
18846 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18849 * c-typeck.c (c_finish_return): Improve warning message.
18851 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18853 * alias.c (find_symbolic_term): Delete unused function.
18855 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18857 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18858 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18859 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18861 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18863 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18864 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18865 the function, temporarily point the debug interface to the null one.
18867 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18869 * dwarf2out.c (round_up_to_align): New static function.
18870 (field_byte_offset): Use it to round the offset.
18872 2007-02-12 Richard Henderson <rth@redhat.com>
18874 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18875 (inswl_const): Export.
18877 2007-02-12 Richard Henderson <rth@redhat.com>
18879 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18880 result mode of the libcall, convert back to outmode.
18882 2007-02-12 Roger Sayle <roger@eyesopen.com>
18884 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18885 (bswapdi2): New define_expand to implement 32-bit implementation.
18887 2007-02-12 Nick Clifton <nickc@redhat.com>
18889 * doc/invoke.texi (Overall Options): Document --help=.
18890 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18891 (cc1_options): Pass --help= on to cc1.
18892 (display_help): Add description of --help=.
18893 (process_command): Add code to handle --help=. Allow translated
18894 --help and --target-help switches to be passed on to compiler
18896 (main): Remove unused if statement.
18897 * opts.c (columns): Remove.
18898 (LEFT_COLUMN): Define.
18899 (wrap_help): Add columns argument.
18900 (print_filtered_help): Change parameters to be an include bitmask,
18901 an exclude bitmask, an any bitmask and the column width. Move the
18902 code to display the params list here. Add code to display the
18903 status of options rather than their descriptions if the quiet flag
18905 (print_specific_help): Change parameters to be an include bitmask,
18906 an exclude bitmask and an any bitmask. Move code to look up the
18907 column width here. Decide upon the title for an options listing.
18908 (common_handle_options): Add code to handle --help=. Adapt code
18909 for --help and --target-help to use the revised form of the
18910 print_specific_help function.
18911 (print_help): Delete.
18912 (print_param_help): Delete.
18913 (print_switch): Delete.
18914 * opts.h (cl_lang_count): Add prototype.
18915 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18916 CL_MAX_OPTION_CLASS): New defines.
18917 * optc-gen.awk: Add construction of cl_lang_count.
18918 * c.opt: Add Warning attribute to warning options and Optimization
18919 attribute to optimization options.
18920 * common.opt: Likewise.
18922 Add -fhelp and -ftarget-help as aliases for the transformed --help
18923 and --target-help options.
18924 * opt-functions.awk: Add code to handle Warning and Optimization
18927 2007-02-12 Richard Henderson <rth@redhat.com>
18929 * config/alpha/constraints.md: New file.
18930 * config/alpha/alpha.c: Include tm-constrs.h.
18931 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18932 alpha_extra_constraint): Remove.
18933 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18934 * config/alpha/alpha-protos.h: Update.
18935 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18936 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18937 (EXTRA_CONSTRAINT): Remove.
18938 * config/alpha/alpha.md: Include constraints.md.
18939 (adddi splitter): Use satisfies_constraint_*.
18940 * config/alpha/predicates.md (add_operand): Likewise.
18941 (sext_add_operand, addition_operation): Likewise.
18943 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18945 PR tree-optimization/29145
18946 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18947 in our handling of restrict qualified pointers.
18949 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18952 * doc/invoke.texi (Wunused-value): Update description.
18953 (Wextra): Delete item.
18954 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18955 value of Wunused-value.
18956 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18957 (c_finish_stmt_expr): Don't check extra_warnings.
18958 (emit_side_effect_warnings): The caller is responsible to check
18961 2007-02-11 Roger Sayle <roger@eyesopen.com>
18962 Matt Thomas <matt@3am-software.com>
18964 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18966 2007-02-11 Roger Sayle <roger@eyesopen.com>
18968 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18969 comparisons of POPCOUNT against zero.
18970 (simplify_const_relational_operation): Likewise.
18972 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18974 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18976 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18978 * dwarf2out.c (root_type): Delete unused function.
18980 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18982 * genattrtab.c (contained_in_p): Delete unused function.
18983 (write_expr_attr_cache): Likewise.
18985 2007-02-11 Jan Hubicka <jh@suse.cz>
18987 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18990 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18992 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18993 to add the REG_EQ* note.
18994 * see.c (see_merge_one_use_extension): Likewise.
18995 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18996 turn REG_EQUAL notes into REG_EQUIV notes if the target
18997 register may have more than one set.
18998 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18999 * gcse.c (try_replace_reg): Likewise.
19000 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19001 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19002 more than one REG_EQUIV note.
19003 * reload1.c (gen_reload): Use set_unique_reg_note.
19005 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19007 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19008 (ix86_builtin_conversion): New function.
19010 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19013 * tree.h (DECL_REPLACEABLE_P): New macro.
19014 * except.c (set_nothrow_function_flags): Likewise.
19016 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19017 Ira Rosen <irar@il.ibm.com>
19018 Dorit Nuzman <dorit@il.ibm.com>
19020 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19021 * targhooks.c (default_builtin_vectorized_conversion): New.
19022 * targhooks.h (default_builtin_vectorized_function): New declaration.
19023 * target.h (struct vectorize): Add builtin_conversion field.
19024 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19025 stmt_vec_info_type value.
19026 (vectorizable_conversion): New declaration.
19027 * tree-vect-analyze.c (vect_analyze_operations): Add
19028 vectorizable_conversion call.
19029 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19030 * tree-vect-transform.c (vectorizable_conversion): New function.
19031 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19032 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19034 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19035 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19036 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19037 or ALTIVEC_BUILTIN_VCFSX.
19039 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19042 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19043 CONST_DOUBLE and operand 0 is a hard register.
19044 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19045 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19046 is a hard floating-point register.
19048 2007-02-10 Richard Henderson <rth@redhat.com>
19049 Jakub Jelinek <jakub@redhat.com>
19050 Alexandre Oliva <aoliva@redhat.com>
19052 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19053 * builtin-types.def (BT_WORD): Make unsigned.
19054 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19055 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19056 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19057 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19058 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19059 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19061 * expr.c (emutls_var_address): New.
19062 (expand_expr_real_1): Expand emulated tls.
19063 (expand_expr_addr_expr_1): Likewise.
19064 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19065 * output.h (emutls_finish): Declare.
19066 * toplev.c (compile_file): Call it.
19067 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19068 address before wrapping in CONST.
19069 * varasm.c (emutls_htab, emutls_object_type): New.
19070 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19071 (get_emutls_object_name, get_emutls_object_type): New.
19072 (get_emutls_init_templ_addr, emutls_decl): New.
19073 (emutls_common_1, emutls_finish): New.
19074 (assemble_variable): When emulating tls, swap decls; generate
19075 constructor for the emutls objects.
19076 (do_assemble_alias): When emulating tls, swap decl and target name.
19077 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19079 * varpool.c (decide_is_variable_needed): Look at force_output.
19080 Recurse for emulated tls.
19081 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19082 with decide_is_variable_needed.
19083 * emutls.c: New file.
19084 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19085 tls_object for real tls.
19087 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19089 PR rtl-optimization/29599
19090 * reload1.c (eliminate_regs_in_insn): Take the destination
19091 mode into account when computing the offset.
19093 2007-02-09 Stuart Hastings <stuart@apple.com>
19094 Richard Henderson <rth@redhat.com>
19096 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19097 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19098 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19099 fixuns_truncdfhi2): New.
19100 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19101 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19102 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19103 (floatunssidf2): Allow nonimmediate source.
19104 * config/i386/sse.md (movdi_to_sse): New.
19105 (vec_concatv2di): Drop '*'.
19106 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19107 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19108 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19110 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19111 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19112 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19113 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19114 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19115 ix86_build_const_vector.
19116 (x86_emit_floatuns): Rewrite.
19118 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19120 * genautomata.c (longest_path_length): Delete unused function.
19121 (struct state): Delete unused longest_path_length.
19122 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19123 (get_free_state): Delete unused.
19125 2007-02-09 Jan Hubicka <jh@suse.cz>
19127 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19128 * doc/invoke.texi (inline-unit-growth): Update default value.
19130 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19131 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19132 (rebuild_cgraph_edges): Likewise.
19133 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19134 (dump_cgraph_node): Dump frequencies.
19135 (cgraph_clone_edge): Add frequency scales.
19136 (cgraph_clone_node): Add freuqnecy.
19137 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19138 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19139 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19140 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19141 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19142 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19143 (save_inline_function_body): Likewise.
19144 * ipa-inline.c: inluce rtl.h
19145 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19146 (cgraph_edge_badness): Use frequencies.
19147 (cgraph_decide_recursive_inlining): Update clonning.
19148 (cgraph_decide_inlining_of_small_function): Dump frequency.
19149 * predict.c (estimate_bb_frequencies): Export.
19150 * predict.h (estimate_bb_frequencies): Declare.
19151 * tree-inline.c (copy_bb): Watch overflows.
19152 (expand_call_inline): Update call of cgraph_create_edge.
19153 (optimize_inline_calls): Use TODO flags to update frequnecies.
19154 * passes.h: Include predict.h
19155 (init_optimization_passes): Move profile ahead.
19156 (execute_function_todo): Handle TODO_rebuild_frequencies.
19158 2007-02-09 Roger Sayle <roger@eyesopen.com>
19160 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19161 the insbl or inswl pattern into a register.
19163 2007-02-09 Roger Sayle <roger@eyesopen.com>
19165 * config/ia64/ia64.md (bswapdi2): New define_insn.
19167 2007-02-09 Richard Henderson <rth@redhat.com>
19169 * config/i386/constraints.md (Ym): New constraint.
19170 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19171 (movdi_1_rex64): Split sse and xmm general register moves from
19172 memory move alternatives. Use conditional register constraints.
19173 (movsf_1, movdf_integer): Likewise.
19174 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19175 (movdf_integer_rex64): New.
19176 (pushsf_rex64): Fix output constraints.
19177 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19178 (sse2_stored): Likewise.
19179 (sse2_storeq_rex64): New.
19180 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19181 amd and not generic.
19182 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19183 for optimize_size. Remove SF/DFmode hack.
19185 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19187 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19190 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19191 Richard Sandiford <richard@codesourcery.com>
19193 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19194 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19195 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19196 m68k/t-mlib to tmake_file.
19197 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19198 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19199 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19200 Allow it to be cf or m68k. Set m68k_arch_family. If that
19201 variable is not empty, add t-$m68k_arch_family to tmake_file.
19202 Add t-mlibs to tmake_file.
19203 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19204 * config/m68k/t-cf: New file.
19205 * config/m68k/t-m68k: Likewise.
19206 * config/m68k/t-mlibs: Likewise.
19207 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19208 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19209 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19210 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19211 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19213 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19214 (INSTALL_LIBGCC): Delete.
19215 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19216 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19217 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19218 (M68K_MLIB_CPU): Define.
19219 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19220 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19221 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19223 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19224 Richard Guenther <rguenther@suse.de>
19226 PR middle-end/23361
19227 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19228 against INT_MIN/INT_MAX.
19229 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19230 file if a loop is removed.
19232 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19234 * calls.c (store_one_arg): Pass correct alignment to
19235 emit_push_insn for non-BLKmode values.
19236 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19237 unaligned stack slot via a suitably aligned slot.
19239 2007-02-08 DJ Delorie <dj@redhat.com>
19241 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19243 (legal_subregs): Use unsigned char, make const.
19244 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19246 2007-02-08 Paul Brook <paul@codesourcery.com>
19248 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19249 special interworking needed.
19251 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19253 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19254 conditional to __SSE2__.
19255 (Entries below should have been added to first ChangeLog
19256 entry for amdfam10 dated 2007-02-05)
19257 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19259 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19261 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19264 2007-02-08 DJ Delorie <dj@redhat.com>
19266 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19267 * config/m32c/m32c.c (legal_subregs): New.
19268 (m32c_illegal_subreg_p): New.
19269 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19270 unsupported subregs of hard regs.
19272 2007-02-08 Jan Hubicka <jh@suse.cz>
19274 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19275 the same one; always update histograms.
19277 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19279 * passes.c (init_optimization_passes): Tidy comment.
19281 2007-02-08 Roger Sayle <roger@eyesopen.com>
19283 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19284 strip zero_extend, bswap and rotates from POCOUNT's argument.
19285 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19286 zero_extend and rotates from PARITY's argument.
19287 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19288 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19289 of an integer constant at compile-time.
19291 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19294 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19296 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19299 * tree-ssa-live.c (remove_unused_locals): Do not remove
19300 TREE_ADDRESSABLE variables.
19301 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19302 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19303 FOR_CLOBBER. Update all users.
19304 If VAR has an associated alias set, add a virtual operand for
19305 it if no alias is found to conflict with the memory reference.
19307 2007-02-07 Jan Hubicka <jh@suse.cz>
19308 Robert Kidd <rkidd@crhc.uiuc.edu>
19310 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19312 2007-02-07 Ian Lance Taylor <iant@google.com>
19314 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19316 2007-02-07 Roger Sayle <roger@eyesopen.com>
19318 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19319 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19320 tablejumpdi, movsi_to_cr_one): Remove constraints from
19321 define_expand's match_operands.
19323 2007-02-07 Roger Sayle <roger@eyesopen.com>
19325 * global.c (compute_regsets): Move declatation of "i" inside of
19326 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19328 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19331 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19332 of INDIRECT_REF <RESULT_DECL>.
19334 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19336 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19337 Kaz Kojima <kkojima@gcc.gnu.org>
19340 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19342 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19344 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19346 * doc/loop.texi: Document possibility not to perform disambiguation
19347 of loops with multiple latches.
19348 * cfgloopmanip.c (alp_enum_p): Removed.
19349 (add_loop): Handle subloops. Use get_loop_body_with_size.
19350 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19351 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19352 the new forwarder block.
19353 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19354 Handle the case latch is NULL.
19355 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19356 modifications when marking loop exits.
19357 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19359 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19360 disambiguate_loops_with_multiple_latches.
19361 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19362 before fix_loop_structure.
19363 * cfgloop.c: Include pointer-set.h and output.h.
19364 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19365 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19366 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19367 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19368 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19369 disambiguate_multiple_latches, get_loop_body_with_size,
19370 disambiguate_loops_with_multiple_latches): New functions.
19371 (flow_loop_dump): Dump multiple latch edges.
19372 (flow_loop_nodes_find): Handle loops with multiple latches.
19373 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19374 (glb_enum_p): Modified.
19375 (get_loop_body): Use get_loop_body_with_size.
19376 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19377 (AVOID_CFG_MODIFICATIONS): New constant.
19378 (disambiguate_loops_with_multiple_latches, add_loop,
19379 get_loop_body_with_size): Declare.
19380 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19382 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19384 PR inline-asm/28686
19385 * global.c (compute_regsets): New function.
19386 (global_alloc): Refactored ELIMINABLE_REGSET
19387 and NO_GLOBAL_ALLOC_REGS computation out.
19388 (rest_of_handle_global_alloc): Call compute_regsets()
19389 for non-optimizing case.
19391 2007-02-06 Richard Henderson <rth@redhat.com>
19393 * config/i386/constraints.md (Y2): Rename from Y.
19394 (Yi): New constraint.
19395 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19396 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19397 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19398 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19399 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19400 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19401 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19402 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19403 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19404 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19405 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19406 vec_extractv2si_1): Change Y constraints to Y2.
19407 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19408 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19409 Change Y constraints to Y2.
19410 (sse2_loadld): Change Y constraints to x.
19412 2007-02-06 Roger Sayle <roger@eyesopen.com>
19414 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19415 (parity<mode>2): New define_expand using rs6000_emit_parity.
19416 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19417 rs6000_emit_parity): New functions.
19418 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19419 rs6000_emit_parity): Prototype here.
19421 2007-02-06 Ian Lance Taylor <iant@google.com>
19423 * lower-subreg.c (simple_move_operand): Reject CONST.
19424 (resolve_clobber): Call validate_change rather than directly
19425 assigning to XEXP (pat, 0).
19427 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19429 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19430 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19431 (tree-cfg.o): Remove hashtab.h dependency.
19433 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19434 (struct ivopts_data): Change niters to pointer_map_t.
19435 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19436 (niter_for_exit): Create pointer_map on demand. Change for
19438 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19439 (free_loop_data): Destroy data->niters if created and reset field.
19440 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19441 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19443 * tree-ssa-reassoc.c: Include pointer-set.h.
19444 (bb_rank): Change to long *.
19445 (operand_rank): Change to pointer_map_t.
19446 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19447 (insert_operand_rank): Accept long.
19448 (operand_entry_hash, operand_entry_eq): Remove.
19449 (get_rank): Return long. Adjust for changes above.
19450 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19452 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19454 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19455 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19456 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19458 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19459 directly since it cannot be NULL.
19460 (get_vi_for_tree): Rewrite for pointer_map API.
19461 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19462 (init_alias_vars): Create vi_for_tree as pointer_map.
19463 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19465 * tree-cfg.c: Don't include hashtab.h.
19466 (edge_to_cases): Declare as pointer_map.
19467 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19469 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19470 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19471 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19473 (record_switch_edge): Delete.
19474 (get_cases_for_edge): Adjust for pointer_map API, inline
19475 record_switch_edge (rewritten for new API), remove goto.
19477 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19479 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19480 * tree-nested.c: Include pointer-set.h.
19481 (var_map_elt, var_map_eq, var_map_hash): Delete.
19482 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19483 to pointer_map_t's.
19484 (nesting_info_bitmap_obstack): New.
19485 (lookup_field_for_decl): Adjust for pointer_map API.
19486 (lookup_tramp_for_decl): Adjust for pointer_map API.
19487 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19488 (get_local_debug_decl): Adjust for pointer_map API.
19489 (convert_nl_goto_reference): Adjust for pointer_map API.
19490 (convert_nl_goto_receiver): Adjust for pointer_map API.
19491 (create_nesting_tree): Create outside GGC space. Create bitmap on
19492 the new obstack. Create field_map and var_map as pointer_maps.
19493 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19495 (lower_nested_functions): Move root here, no need to NULL it.
19496 Initialize and release the obstack.
19498 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19500 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19501 Remove prototypes and make them non-static.
19502 (struct tree_int_map): Remove.
19503 * tree.h (struct tree_int_map): Move here, turning TO into an
19505 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19507 * tree.h (TREE_COMPLEXITY): Remove.
19508 (struct tree_exp): Remove complexity field.
19509 * tree.c (build1_stat): Don't set it.
19511 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19512 Victor Kaplansky <victork@il.ibm.com>
19514 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19515 (vect_is_simple_reduction): Support reduction with induction as
19516 one of the operands.
19517 (vect_is_simple_iv_evolution): Fix formatting.
19518 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19519 formatting. Don't mark induction phis for vectorization.
19520 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19521 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19522 (vect_get_vec_def_for_operand): Support induction.
19523 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19525 (vectorizable_reduction): Support reduction with induction as one of
19527 (vectorizable_type_demotion): Use def-type of stmt argument rather
19528 than dummy def-type.
19530 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19531 flag_tree_scev_cprop.
19532 * common.opt (tree-scev-cprop): New flag.
19534 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19535 call to vect_get_new_vect_var.
19537 2007-02-06 Ira Rosen <irar@il.ibm.com>
19539 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19540 vectype is not NULL.
19541 (vect_pattern_recog_1): Likewise.
19543 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19545 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19546 (fold_negate_expr): Likewise.
19548 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19551 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19552 even if cv-qualification is the same.
19554 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19556 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19557 __enable_execute_stack on completion.
19559 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19561 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19562 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19563 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19564 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19565 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19566 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19567 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19568 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19570 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19572 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19573 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19574 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19575 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19576 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19577 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19578 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19579 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19580 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19581 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19582 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19583 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19584 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19585 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19586 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19587 sqrtextenddfxf2_i387): Added amdfam10_decode.
19589 * config/i386/athlon.md (athlon_idirect_amdfam10,
19590 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19591 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19592 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19593 athlon_ivector_store_amdfam10): New define_insn_reservation.
19594 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19597 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19599 * config/i386/athlon.md (athlon_call_amdfam10,
19600 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19601 define_insn_reservation.
19602 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19603 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19604 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19606 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19608 * config/i386/athlon.md (athlon_sseld_amdfam10,
19609 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19610 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19612 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19614 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19615 define_insn_reservation.
19616 * config/i386/i386.md (sseins): Added sseins to define_attr type
19617 and define_attr unit.
19618 * config/i386/sse.md: Set type attribute to sseins for insertq
19621 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19623 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19624 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19625 ssecomi_load_amdfam10, ssecomi_amdfam10,
19626 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19627 define_insn_reservation.
19628 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19630 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19632 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19633 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19634 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19635 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19636 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19637 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19638 define_insn_reservation.
19640 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19641 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19642 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19643 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19644 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19646 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19648 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19649 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19650 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19651 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19652 athlon_ssemul_load_k8): Added amdfam10.
19654 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19656 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19657 (x86_sse_unaligned_move_optimal): New variable.
19659 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19661 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19662 for unaligned vector SSE double/single precision loads for AMDFAM10.
19664 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19666 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19667 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19668 Define TARGET_CPU_DEFAULT_amdfam10.
19669 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19670 (processor_type): Add PROCESSOR_AMDFAM10.
19672 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19673 processor_type in config/i386/i386.h.
19674 Enable imul peepholes for TARGET_AMDFAM10.
19676 * config.gcc: Add support for --with-cpu option for amdfam10.
19678 * config/i386/i386.c (amdfam10_cost): New variable.
19679 (m_AMDFAM10): New macro.
19680 (m_ATHLON_K8_AMDFAM10): New macro.
19681 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19682 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19683 x86_promote_QImode, x86_integer_DFmode_moves,
19684 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19685 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19686 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19687 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19688 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19689 Enable/disable for amdfam10.
19690 (override_options): Add amdfam10_cost to processor_target_table.
19691 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19692 processor_alias_table.
19693 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19694 (ix86_adjust_cost): Add code for amdfam10.
19696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19698 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19699 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19700 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19701 * config/i386/i386.h: Add builtin definition for SSE4A.
19702 * config/i386/i386.md: Add support for ABM instructions
19703 (popcnt and lzcnt).
19704 * config/i386/sse.md: Add support for SSE4A instructions
19705 (movntss, movntsd, extrq, insertq).
19706 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19707 Add -march=amdfam10 flag.
19708 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19709 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19711 * doc/extend.texi: Add documentation for SSE4A builtins.
19713 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19715 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19717 2007-02-05 Richard Guenther <rguenther@suse.de>
19719 * tree-vectorizer.h (vectorizable_function): Add argument type
19720 argument, change return type.
19721 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19722 * tree-vect-transform.c (vectorizable_function): Handle extra
19723 argument, return vectorized function decl.
19724 (build_vectorized_function_call): Remove.
19725 (vectorizable_call): Handle calls with result and argument types
19726 differing. Handle loop vectorization factor correctly.
19727 * targhooks.c (default_builtin_vectorized_function): Adjust for
19729 * targhooks.h (default_builtin_vectorized_function): Likewise.
19730 * target.h (builtin_vectorized_function): Add argument type
19732 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19733 extra argument, allow vectorizing of lrintf.
19734 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19735 documentation of target hook.
19737 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19740 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19741 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19742 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19744 2007-02-05 Roger Sayle <roger@eyesopen.com>
19746 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19747 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19748 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19749 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19750 before canonicalizing sincos to cexpi.
19751 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19753 2007-02-05 Roger Sayle <roger@eyesopen.com>
19755 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19756 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19757 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19759 2007-02-05 Roger Sayle <roger@eyesopen.com>
19761 * mips-tfile.c (initialize_init_file): Correct endianness test.
19763 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19765 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19766 the 'y' constraint.
19768 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19770 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19771 saves in a PARALLEL before the register assignments.
19773 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19775 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19776 DWARF_FRAME_RETURN_COLUMN to be a general register.
19777 * dwarf2out.c (init_return_column_size): New function, split from...
19778 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19779 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19780 to be nongeneral registers.
19781 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19783 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19784 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19786 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19788 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19790 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19792 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19793 (remove_path): Use can_remove_branch_p and remove_branch instead
19794 of loop_delete_branch_edge.
19795 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19796 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19797 Update profile using scale_dominated_blocks_in_loop.
19798 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19799 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19800 (can_remove_branch_p, remove_branch): Declare.
19801 * tree-cfg.c (tree_can_remove_branch_p): New function.
19802 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19803 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19804 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19806 2007-02-05 Jan Hubicka <jh@suse.cz>
19808 PR middle-end/30696
19809 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19810 nodes in cgraph, don't remove offline copy of the function.
19812 2007-02-04 Jan Hubicka <jh@suse.cz>
19814 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19815 vectors might cause maybe_lookup_element_for_expr to be called
19816 on non-sra-candidate.
19818 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19820 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19821 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19822 spelling conventions.
19824 2007-02-04 Richard Guenther <rguenther@suse.de>
19826 PR middle-end/30636
19827 * fold-const.c (try_move_mult_to_index): Make sure to not
19828 overflow one dimension of a multi-dimensional array access.
19830 2007-02-04 Jan Hubicka <jh@suse.cz>
19832 * passes.c (init_optimization_passes): Reindent.
19834 2007-02-04 Jan Hubicka <jh@suse.cz>
19835 Eric Botcazou <ebotcazou@adacore.com>
19837 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19838 (execute_fixup_cfg): Break out the abnormal goto code.
19839 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19840 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19841 (optimize_inline_calls): Call make_nonlocal_label_edges.
19843 2007-02-04 Jan Hubicka <jh@suse.cz>
19845 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19846 true when something was changed.
19847 (rename_ssa_copies): When something was changed, do
19848 TODO_remove_unused_locals.
19849 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19850 add TODO_remove_unused_locals when instruction was removed.
19852 2007-02-04 Jan Hubicka <jh@suse.cz>
19854 * ipa-inline.c (try_inline): Improve debug output; work on already
19856 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19857 call try_inline for already inlined edges too when flattening;
19858 inline also functions that make callee growth but overall unit size
19861 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19863 * config/m32c/bitops.md, config/m32c/jump.md,
19864 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19865 config/m32r/m32r.h, config/m32r/m32r.md,
19866 config/m32r/predicates.md, config/m68hc11/larith.asm,
19867 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19868 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19869 config/mips/mips-protos.h, config/mips/mips.c,
19870 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19871 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19872 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19873 spelling conventions.
19875 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19876 Follow spelling conventions.
19878 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19880 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19881 warn about C++0x compatibility.
19883 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19885 * config/h8300/h8300.c, config/h8300/h8300.h,
19886 config/h8300/h8300.md: Follow spelling conventions.
19888 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19890 PR middle-end/30667
19891 * combine.c (try_combine): Do not substitute source operand
19892 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19894 2007-02-03 Jan Hubicka <jh@suse.cz>
19896 PR gcov-profile/30650
19897 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19898 do not divide by zero for never executed counters.
19899 (tree_find_values_to_profile): Fix counters.
19900 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19902 2007-02-03 Ian Lance Taylor <iant@google.com>
19904 * lower-subreg.c (simple_move_operand): New static function,
19905 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19907 (simple_move): Call simple_move_operand.
19908 (find_decomposable_subregs): Add special handling of MEMs.
19909 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19910 meaning of return value. If we see a hard register, test whether
19911 it can store a word_mode value. Change all callers.
19913 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19915 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19916 ftrapv insns and expanders.
19917 (subdi3): Change define_expand operand 1 to arith11_operand, and
19918 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19919 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19920 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19923 PR middle-end/30174
19924 * varasm.c (notice_global_symbol): Treat global objects as weak when
19925 flag_shlib is true.
19927 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19929 * emit-rtl.c (dconstpi): Delete.
19930 (dconstsqrt2): New.
19931 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19932 * real.h (dconstpi): Delete.
19933 (dconstsqrt2): New.
19934 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19935 (fold_builtin_hypot): Likewise.
19937 2007-02-03 Tom Tromey <tromey@redhat.com>
19940 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19941 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19943 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19945 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19946 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19947 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19948 config/rs6000/cell.md, config/rs6000/darwin.h,
19949 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19950 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19951 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19952 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19953 typos. Follow spelling conventions.
19954 * doc/invoke.texi: Follow spelling conventions.
19956 2007-02-03 Roger Sayle <roger@eyesopen.com>
19958 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19959 canonicalization transformations that attempt to simplify integer
19960 constant comparisons to become comparisons against zero.
19962 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19964 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19966 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19967 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19969 2007-02-02 Mike Stump <mrs@apple.com>
19971 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19972 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19973 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19974 generate a branch island.
19976 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19978 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19979 (xtensa_legitimate_address_p): New.
19980 (xtensa_legitimize_address): New.
19981 (xtensa_output_addr_const_extra): New.
19982 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19984 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19985 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19986 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19987 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19988 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19989 (xtensa_legitimize_address): New.
19990 (xtensa_output_addr_const_extra): New.
19992 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19994 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19996 2007-02-02 Ian Lance Taylor <iant@google.com>
19998 * expmed.c (expand_divmod): Add comment.
20000 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20002 * emit-rtl.c (renumber_insns): Remove.
20003 * flags.h: Remove the extern for flag_renumber_insns.
20004 * rtl.h: Remove the prototype for renumber_insns.
20005 * toplev.c (flag_renumber_insns): Remove.
20007 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20009 Revert for x86 darwin:
20010 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20012 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20013 code before the following patch under TARGET_MACHO.
20014 (ix86_function_value_regno_p): Likewise.
20016 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20018 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20021 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20024 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20025 loads to general or fp registers. Add comments.
20026 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20028 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20030 * pointer-set.c (insert_aux): Only return insertion slot.
20031 (pointer_set_insert): Adjust.
20032 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20033 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20034 pointer_map_traverse): New.
20035 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20036 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20037 pointer_map_contains, pointer_map_traverse): Declare.
20039 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20041 PR middle-end/30473
20042 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20043 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20045 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20047 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20049 (struct _dep): New type.
20050 (dep_t): New typedef.
20051 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20052 (DEP_STATUS): New access macro. The macro with the same name was
20053 renamed to DEP_LINK_STATUS.
20054 (dep_init): Declare function
20056 (struct _dep_link): New type.
20057 (dep_link_t): New typedef.
20058 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20059 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20060 (DEP_LINK_STATUS): New macro.
20061 (debug_dep_links): New debug function.
20063 (struct _deps_list): New type.
20064 (deps_list_t): New typedef.
20065 (DEPS_LIST_FIRST): New access macro.
20066 (FOR_EACH_DEP_LINK): New cycle macro.
20067 (create_deps_list, free_deps_list, delete_deps_list): Declare
20069 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20070 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20071 (copy_deps_list_change_con): Ditto.
20073 (move_dep_link): Declare function.
20075 (struct _dep_node): New type.
20076 (dep_node_t): New typedef.
20077 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20079 (struct haifa_insn_data.back_deps): New field to hold backward
20080 dependencies of the insn.
20081 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20083 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20084 Change its type to deps_list_t.
20085 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20086 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20087 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20089 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20091 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20093 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20095 (dep_cost): Declare.
20097 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20098 (ds_to_dk, dk_to_ds): New functions.
20100 (init_dep_1): New static function.
20101 (init_dep): New function.
20102 (copy_dep): New static function.
20104 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20106 (detach_dep_link): New static function.
20107 (move_dep_link): New function.
20109 (dep_links_consistent_p, dump_dep_links): New static functions.
20110 (debug_dep_links): New debugging function.
20112 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20114 (alloc_deps_list, init_deps_list): New static functions.
20115 (create_deps_list): New function.
20116 (clear_deps_list): New static function.
20117 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20118 (deps_list_consistent_p, dump_deps_list): New static functions.
20119 (debug_deps_list): New function.
20120 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20122 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20124 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20125 use new scheduler dependencies lists.
20126 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20127 (sched_analyze): Ditto. Initialize dependencies lists.
20128 (add_forw_dep, compute_forward_dependences): Update to use new
20129 scheduler dependencies lists.
20131 (init_dependency_caches): Init deps_obstack.
20132 (free_dependency_caches): Free deps_obstack.
20134 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20135 new scheduler dependencies lists.
20136 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20137 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20139 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20140 Update to use new scheduler dependencies lists.
20141 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20142 (debug_dependencies): Ditto.
20143 (schedule_region): Update comments.
20145 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20146 scheduler dependencies lists.
20147 (schedule_ebb): Update comments.
20149 * rtl.def (DEPS_LIST): Remove.
20151 * lists.c (unused_deps_list): Remove.
20152 (free_list): Update assertions.
20154 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20155 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20157 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20158 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20160 * haifa-sched.c (comments): Update.
20161 (insn_cost1): Remove. Inline the code into insn_cost ().
20162 (insn_cost): Update to use new scheduler dependencies lists. Move
20163 processing of the dependency cost to dep_cost ().
20164 (dep_cost): New function. Use it instead of insn_cost () when
20165 evaluating cost of the dependency. Use compatible interface to
20166 interact with the target.
20167 (priority): Update to use new scheduler dependencies lists.
20168 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20169 with greater number of insns that depend on the insn.
20170 (schedule_insn): Update to use new scheduler dependencies lists. Add
20171 code to free backward dependencies lists. Inline and optimize code
20172 from resolve_dep () - see PR28071.
20173 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20174 lists. Update call to targetm.sched.is_costly_dependence hook.
20176 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20177 scheduler dependencies lists.
20179 (resolve_dep): Remove. Move the logic to schedule_insn ().
20180 (init_h_i_d): Initialize dependencies lists.
20182 (process_insn_depend_be_in_spec): Rename to
20183 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20184 dependencies lists.
20185 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20186 Update to use new scheduler dependencies lists.
20187 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20189 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20190 new scheduler dependencies lists.
20191 (build_intra_loop_deps): Ditto.
20193 * target.h (struct _dep): Declare to use in
20194 gcc_target.sched.is_costly_dependence.
20195 (struct gcc_target.sched.adjust_cost): Fix typo.
20196 (struct gcc_target.sched.is_costly_dependence): Change signature to
20197 use single dep_t parameter instead of an equivalent triad.
20198 (struct gcc_target.sched.adjust_cost_2): Remove.
20200 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20202 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20204 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20206 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20208 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20209 (REG_DEP_TRUE): Document.
20211 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20212 Change signature to correspond to the targetm.sched.adjust_cost hook.
20213 Update use in TARGET_SCHED_ADJUST_COST_2.
20214 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20215 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20216 new scheduler dependencies lists.
20217 (ia64_gen_check): Ditto.
20219 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20220 scheduler dependencies lists.
20222 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20223 signature to correspond to the targetm.sched.is_costly_dependence hook.
20224 (is_costly_group): Update to use new scheduler dependencies lists.
20226 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20227 instead of INSN_COST () macro.
20229 2007-02-01 Ian Lance Taylor <iant@google.com>
20231 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20233 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20235 * pa.md (tp_load): Correct mfctl instruction syntax.
20237 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20239 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20240 altivec_padding_size calculation on AIX. Improve comment, add
20241 assert to verify that it's right.
20243 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20246 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20248 PR inline-asm/28686
20249 * global.c (global_alloc): Add mising initialization of
20252 2007-02-01 Roger Sayle <roger@eyesopen.com>
20254 * alias.c (init_alias_analysis): Correct whitespace.
20255 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20256 partition_hot_cold_basic_blocks): Likewise.
20257 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20258 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20259 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20260 fold_builtin_snprintf_chk, fold_builtin_printf,
20261 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20262 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20263 * cfgcleanup.c (cleanup_cfg): Likewise.
20264 * cfgexpand.c (tree_expand_cfg): Likewise.
20265 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20266 * function.c (get_next_funcdef_no): Likewise.
20267 * gengtype.c (main): Likewise.
20268 * genmodes.c (main): Likewise.
20269 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20270 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20271 * ifcvt.c (noce_emit_move_insn): Likewise.
20272 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20274 * stor-layout.c (get_best_mode): Likewise.
20275 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20276 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20277 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20278 perform_var_substitution, solve_graph): Likewise.
20279 * tree-vrp.c (vrp_finalize): Likewise.
20281 2007-02-01 Ian Lance Taylor <iant@google.com>
20283 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20284 high part of a paradoxical subreg, return a constant zero.
20286 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20288 * toplev.c (lang_dependent_init): Call init_set_costs.
20289 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20291 2007-02-01 Richard Guenther <rguenther@suse.de>
20293 PR middle-end/30656
20294 * fold-const.c (fold_negate_expr): Allow negating a
20295 constant if overflow does not change.
20297 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20299 * doc/c-tree.texi (Expression trees): Improve markup.
20300 * doc/tm.texi (Register Classes, Addressing Modes)
20301 (Floating Point): Fix spacing after abbreviations. Fix some
20304 2007-02-01 Ben Elliston <bje@au.ibm.com>
20306 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20307 * doc/contrib.texi: Likewise.
20308 * doc/install.texi: Likewise.
20310 2007-01-31 Richard Henderson <rth@redhat.com>
20311 Ian Lance Taylor <iant@google.com>
20313 * lower-subreg.c: New file.
20314 * rtl.def (CONCATN): Define.
20315 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20316 pass_lower_subreg2.
20317 * emit-rtl.c (update_reg_offset): New static function, broken out
20318 of gen_rtx_REG_offset.
20319 (gen_rtx_REG_offset): Call update_reg_offset.
20320 (gen_reg_rtx_offset): New function.
20321 * regclass.c: Revert patch of 2006-03-05, restoring
20323 (clear_reg_info_regno): New function.
20324 * dwarf2out.c (concatn_loc_descriptor): New static function.
20325 (loc_descriptor): Handle CONCATN.
20326 * common.opt (fsplit_wide_types): New option.
20327 * opts.c (decode_options): Set flag_split_wide_types when
20329 * timevar.def (TV_LOWER_SUBREG): Define.
20330 * rtl.h (gen_reg_rtx_offset): Declare.
20331 (reg_scan_update): Declare.
20332 * regs.h (clear_reg_info_regno): Declare.
20333 * tree-pass.h (pass_lower_subreg): Declare.
20334 (pass_lower_subreg2): Declare.
20335 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20336 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20337 -fsplit-wide-types.
20338 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20339 * Makefile.in (OBJS-common): Add lower-subreg.o.
20340 (lower-subreg.o): New target.
20342 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20344 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20346 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20349 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20351 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20353 PR middle-end/29335
20354 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20356 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20358 * cfgloop.h: Include vec-prim.h.
20359 (enum li_flags): Remove LI_ONLY_OLD.
20360 (loop_iterator): Changed.
20361 (fel_next, fel_init): Iterate over loop tree.
20362 (FOR_EACH_LOOP_BREAK): New macro.
20363 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20365 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20366 * modulo-sched.c (sms_schedule): Ditto.
20367 * tree-vectorizer.c (vectorize_loops): Ditto.
20368 * doc/loop.texi: Update information on loop numbering and behavior of
20369 FOR_EACH_LOOP wrto new loops.
20370 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20371 add_to_evolution_1): Test nestedness of loops instead of comparing
20373 * tree-chrec.c (chrec_fold_plus_poly_poly,
20374 chrec_fold_multiply_poly_poly, chrec_evaluate,
20375 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20376 reset_evolution_in_loop): Ditto.
20377 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20379 2007-01-31 Dirk Mueller <dmueller@suse.de>
20381 * c-common.c (warn_about_parentheses): Separate warning about
20382 un-parenthized sequence of comparison operators from the one
20383 which is supposed to warn about x <= y <= z.
20385 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20387 * optabs.h (enum optab_index): Add new OTI_isinf.
20388 (isinf_optab): Define corresponding macro.
20389 * optabs.c (init_optabs): Initialize isinf_optab.
20390 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20392 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20393 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20395 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20396 expand_builtin_interclass_mathfn.
20397 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20398 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20399 (fxam<mode>2_i387): New insn pattern.
20400 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20401 built-in functions as x87 inline asm.
20403 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20405 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20407 2007-01-30 Eric Christopher <echristo@apple.com>
20409 * config.gcc: Add geode.
20411 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20413 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20414 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20415 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20416 value-prof.c: Fix comment typos.
20418 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20421 * doc/invoke.texi (Wpointer-arith): Document warning.
20423 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20425 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20426 the list of discrepancies from the draft TR.
20428 2007-01-30 Dirk Mueller <dmueller@suse.de>
20431 * doc/invoke.texi (-Wreturn-type): Update description to
20432 match new behavior.
20434 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20436 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20438 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20440 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20441 to handle optabs that operate on floating point input argument and
20442 output to integer output.
20443 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20444 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20445 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20446 expand_builtin_interclass_mathfn ().
20447 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20448 (ilogbsi2): Remove.
20449 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20450 ilogbl built-in functions as x87 intrinsics.
20452 2007-01-30 Richard Guenther <rguenther@suse.de>
20454 PR middle-end/27657
20455 * dwarf2out.c (reference_to_unused): Query varpool if the
20456 variable was output.
20458 2007-01-30 Richard Guenther <rguenther@suse.de>
20460 PR middle-end/30313
20461 * passes.c (execute_one_pass): Reset in_gimple_form to not
20462 confuse non-unit-at-a-time mode.
20464 2007-01-29 Roger Sayle <roger@eyesopen.com>
20465 Richard Guenther <rguenther@suse.de>
20467 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20468 avoid undefined behaviour on overflow. Use force_fit_type_double
20469 to construct the constant with the specified TREE_OVERFLOW.
20471 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20473 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20474 * config/dfp-bit.h: Ditto.
20476 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20478 * c-decl.c (pop_scope): Replace warnings with call to
20479 warn_for_unused_label.
20480 * c-common.h (warn_for_unused_label): Declare.
20481 * c-common.c (warn_for_unused_label): Define.
20483 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20485 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20488 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20490 * Makefile.in (USER_H): Remove decfloat.h.
20491 * ginclude/decfloat.h: Delete, moving contents to ...
20492 * ginclude/float.h: Add support for decimal floating point,
20493 guarded by __STDC_WANT_DEC_FP__.
20495 2007-01-29 Mike Stump <mrs@apple.com>
20497 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20498 Analysis and Representation to resolve case insensitive conflict.
20499 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20501 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20503 * tree.h (struct tree_memory_tag): Add aliases member.
20504 (MTAG_ALIASES): New macro.
20505 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20506 (add_may_alias): Remove pointer-set. Update for may_aliases being
20508 (mark_aliases_call_clobbered): Update for may_aliases being a
20510 (compute_tag_properties): Ditto.
20511 (create_partition_for): Ditto.
20512 (compute_memory_partitions): Ditto.
20513 (dump_may_aliases_for): Ditto.
20514 (is_aliased_with): Ditto.
20515 (add_may_alias_for_new_tag): Ditto.
20516 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20517 (compute_is_aliased): New function.
20518 (compute_may_aliases): Call compute_is_aliased).
20519 (init_alias_info): Initialize alias_bitmap_obstack.
20520 (union_alias_set_into): New function.
20521 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20522 (have_common_aliases_p): Rewrite to take two bitmaps and use
20524 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20525 Update for bitmaps.
20526 (finalize_ref_all_pointers): Update for add_may_alias changes.
20527 (new_type_alias): Ditto.
20528 * tree-flow-inline.h (may_aliases): Return a bitmap.
20529 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20530 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20531 may_aliases being a bitmap.
20532 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20533 may_aliases now returns a bitmap.
20534 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20536 * tree-ssa-operands.c (add_virtual_operand): Update for
20537 may_aliases being a bitmap.
20539 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20541 PR tree-optimization/30630
20542 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20543 variable as changed.
20545 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20548 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20549 expanded only once even if an error occurs.
20551 2007-01-29 Ben Elliston <bje@au.ibm.com>
20553 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20554 (__gcov_average_profiler): Likewise.
20555 (__gcov_ior_profiler): Likewise.
20556 (__gcov_merge_ior): Likewise.
20558 2007-01-28 Jan Hubicka <jh@suse.cz>
20560 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20561 * value-prof.c (stringop_block_profile): Likewise.
20563 2007-01-28 Jan Hubicka <jh@suse.cz>
20565 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20566 Add variant handling histograms; add wrapper.
20567 (clear_storage_via_libcall): Export.
20568 (emit_block_move_hints): Break out from ...; add histograms.
20569 (emit_block_move): ... this one.
20570 (clear_storage_hints): Break out from ...; add histograms.
20571 (clear_storage): ... this one.
20572 (set_storage_via_memset): Handle histogram.
20573 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20574 (clear_storage_hints, clear_storage_via_libcall): Declare.
20575 (set_storage_via_setmem): Update prototype.
20576 * doc/md.texi (movmem, setmem): Document new arguments.
20578 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20579 Add new histograms.
20580 (stringop_block_profile): New global function.
20581 (tree_stringops_values_to_profile): Profile block size and alignment.
20582 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20584 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20585 (stringop_block_profile): Declare.
20586 * builtins.c: Include value-prof.h.
20587 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20588 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20589 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20590 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20591 * profile.c (instrument_values): Add new counters.
20592 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20594 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20595 (tree_init_edge_profiler): Build new profilers.
20596 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20597 (pass_tree_profile): Add dump.
20598 (tree_profile_hooks): Update.
20599 * Makefile.in (LIBGCOV): Add new constants.
20600 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20601 __gcov_ior_profiler): New.
20602 * i386.md (movmem/setmem expanders): Add new optional arguments.
20604 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20606 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20608 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20610 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20611 (tree_unswitch_single_loop): Pass eni_size_weights to
20612 tree_num_loop_insns.
20613 * tree-ssa-loop-manip.c: Include tree-inline.h.
20614 (can_unroll_loop_p): Pass eni_size_weights to
20615 tree_num_loop_insns.
20616 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20617 Pass eni_size_weights to estimate_num_insns.
20618 * tree.h (init_inline_once): Export.
20619 * toplev.c (backend_init): Call init_inline_once.
20620 * cgraphunit.c (cgraph_process_new_functions,
20621 cgraph_analyze_function): Pass eni_inlining_weights to
20622 estimate_num_insns.
20623 * ipa-inline.c (compute_inline_parameters): Ditto.
20624 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20625 to estimate_num_insns.
20626 (try_unroll_loop_completely): Pass eni_size_weights to
20627 tree_num_loop_insns.
20628 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20629 ot estimate_num_insns.
20630 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20631 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20632 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20633 eni_time_weights): New variables.
20634 (init_inline_once): Initialize them.
20635 (struct eni_data): Mew.
20636 (estimate_num_insns_1, estimate_num_insns): Use weights.
20637 * tree-inline.h (struct eni_weights_d): New.
20638 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20639 (estimate_num_insns): Declaration changed.
20640 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20641 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20642 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20644 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20646 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20647 relations in the conflict function is valid.
20649 2007-01-27 Ian Lance Taylor <iant@google.com>
20651 * common.opt: Add fstrict-overflow.
20652 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20653 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20654 (TYPE_OVERFLOW_UNDEFINED): Define.
20655 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20657 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20658 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20659 (fold_negate_expr): Likewise.
20660 (make_range): Likewise.
20661 (extract_muldiv_1): Likewise.
20662 (maybe_canonicalize_comparison): Likewise.
20663 (fold_comparison): Likewise.
20664 (fold_binary): Likewise.
20665 (tree_expr_nonnegative_p): Likewise.
20666 (tree_expr_nonzero_p): Likewise.
20667 * tree-vrp.c (compare_values): Likewise.
20668 (extract_range_from_binary_expr): Likewise.
20669 (extract_range_from_unary_expr): Likewise.
20670 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20672 (nowrap_type_p): Likewise.
20673 * tree-scalar-evolution.c (simple_iv): Likewise.
20674 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20675 (build_range_check): Likewise.
20676 (extract_muldiv_1): Likewise.
20677 (fold_comparison): Likewise.
20678 * tree-vrp.c (vrp_int_const_binop): Likewise.
20679 (extract_range_from_unary_expr): Likewise.
20680 * convert.c (convert_to_integer): Likewise.
20681 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20682 (fold_comparison): Likewise.
20683 (fold_binary): Likewise.
20684 * optabs.c (optab_for_tree_code): Likewise.
20685 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20686 * simplify-rtx.c (simplify_const_relational_operation): Check
20687 flag_strict_overflow and flag_trapv.
20688 (simplify_const_relational_operation): Likewise.
20689 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20690 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20693 2007-01-27 Roger Sayle <roger@eyesopen.com>
20695 * tree.c (tree_fold_gcd): Delete.
20696 * tree.h (tree_fold_gcd): Remove prototype.
20697 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20698 test whether one constant integer is a multiple of another. Instead
20699 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20700 * fold-const.c (multiple_of_p): We've determined both TOP and
20701 BOTTOM are integer constants so we can call int_const_binop directly
20702 instead of the more generic const_binop.
20704 2007-01-27 Roger Sayle <roger@eyesopen.com>
20706 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20707 1*X check that the constant hasn't overflowed, to preserve the
20709 (round_up): Provide an efficient implementation when rouding-up an
20710 INTEGER_CST to a power-of-two.
20712 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20714 * doc/sourcebuild.texi: Add comma for clarity.
20715 * doc/extend.texi: Fix some typos.
20716 * doc/passes.texi: Likewise.
20717 * doc/cppinternals.texi: Likewise.
20718 * doc/c-tree.texi: Likewise.
20719 * doc/tree-ssa.texi: Likewise.
20720 * doc/install.texi: Likewise.
20722 2007-01-27 Jan Hubicka <jh@suse.cz>
20724 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20725 (pass_sra): Do not require alias information.
20726 * passes.c (init_optimization_passes): Add SRA
20728 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20730 * tracer.c (rest_of_handle_tracer): We already cleaned
20731 up the CFG in tracer() so don't do it here again.
20732 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20733 cleanup_cfg here, either. And don't call renumber_insns.
20735 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20736 and BB_HEAD are in the insn stream here. Instead make sure
20737 that BB_INSN is valid on all insns. Also, do check here that
20738 there are no pending branch predictions...
20739 (rtl_verify_flow_info): ...instead of doing it here. Checks
20740 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20743 2007-01-26 Roger Sayle <roger@eyesopen.com>
20745 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20746 function to simplify/factorize operand order canonicalization.
20747 (ix86_fixup_binary_operands): Reorganize using the above function.
20748 (ix86_binary_operator_ok): Likewise.
20750 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20752 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20753 file scope from optimize_attrs.
20754 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20756 (optimize_attrs): Clear insn_code_values after freeing it.
20758 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20760 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20761 a parts.base assignment.
20763 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20765 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20766 (compute_subscript_distance, initialize_data_dependence_relation,
20767 finalize_ddr_dependent, analyze_ziv_subscript,
20768 analyze_siv_subscript_cst_affine,
20769 compute_overlap_steps_for_affine_univar,
20770 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20771 analyze_siv_subscript, analyze_miv_subscript,
20772 analyze_overlapping_iterations, subscript_dependence_tester_1,
20773 compute_self_dependence, free_dependence_relation): Work
20774 with affine_fn instead of chrecs.
20775 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20776 common_affine_function, affine_function_base,
20777 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20778 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20779 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20780 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20781 (all_chrecs_equal_p): Removed.
20782 * tree-data-ref.h (affine_fn, conflict_function): New types.
20783 (struct subscript): Change type of conflicting_iterations_in_a
20784 and conflicting_iterations_in_b.
20786 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20789 * config/pa/pa.h (TARGET_HPUX_11): New.
20790 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20791 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20793 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20794 Richard Guenther <rguenther@suse.de>
20796 * tree-ssa-structalias.c (solve_graph): Handle case
20797 we merged the variable to another.
20799 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20801 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20804 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20805 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20807 2007-01-25 DJ Delorie <dj@redhat.com>
20809 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20810 allow changes to modes which don't fit in those registers.
20812 * reload1.c (choose_reload_regs): Check for invalid subregs before
20813 computing their locations, not after.
20815 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20818 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20819 save Altivec registers in an eh_return function.
20820 (compute_vrsave_mask): Likewise.
20821 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20822 for saving Altivec registers.
20823 (rs6000_emit_prologue): Don't allocate stack twice in
20824 eh_return function. Correct expected value of altivec_save_offset
20825 when using save_world. Describe save of R0 to stack when using
20826 save_world. Describe stack pointer adjustment when using
20827 save_world. Remove duplicated eh_return parameter register saving.
20828 Update sp_offset variable after save_world.
20829 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20831 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20832 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20835 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20837 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20839 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20842 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20843 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20845 2007-01-25 Richard Guenther <rguenther@suse.de>
20847 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20848 * common.opt (-Wcoverage-mismatch): New warning option.
20849 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20850 if -Wcoverage-mismatch is given.
20852 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20854 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20855 (ipcp_driver): Change to static definition.
20856 Add dumping of the ifunctions.
20857 (constant_val_insert): Remove unused parameter. Support for SSA.
20858 (ipcp_propagate_const): Support for SSA.
20859 (ipcp_profile_bb_print): Print only analyzed nodes.
20860 (ipcp_replace_map_create): Remove support for Fortran constant
20862 * ipa-prop.c (ipa_method_modify_stmt,
20863 ipa_callsite_compute_param): Support for SSA.
20864 * ipa-prop.h (ipcp_driver): Remove declaration.
20865 (IS_VALID_TREE_MAP_INDEX): Add define.
20867 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20869 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20871 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20873 PR middle-end/30447
20874 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20875 constant argument to cabs and do it without checking for
20876 -funsafe-math-optimizations.
20878 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20880 * c-common.h (RID_FIRST_CXX0X): New.
20881 (RID_LAST_CXX0X): New.
20882 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20884 * c.opt (Wc++0x-compat): New.
20885 * doc/invoke.texi (-Wc++0x-compat): Document.
20887 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20889 * builtins.c (fold_builtin_carg): New.
20890 (fold_builtin_1): Use it.
20892 2007-01-24 Jan Hubicka <jh@suse.cz>
20894 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20896 * ipa-inline.c (initial_insns, max_insns): Delete.
20897 (compute_max_insns): New function.
20898 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20899 amount of insns as base for code growth.
20900 (cgraph_decide_inlining): Make initial_insns local; do not compute
20902 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20903 * doc/invoke.texi (inline-unit-growth): Update docs.
20905 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20907 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20908 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20909 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20910 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20911 for CPUs that have PTA_CX16 set.
20913 PR middle-end/27416
20914 * gimplify.c (omp_check_private): New function.
20915 (gimplify_scan_omp_clauses): Use it for
20916 firstprivate/lastprivate/reduction.
20918 PR middle-end/30494
20919 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20920 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20922 PR middle-end/30421
20923 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20924 If lower_lastprivate_clauses emits some statements, append them
20925 to dlist rather than body_p and to body_p append an initializer.
20926 (lower_omp_for): Adjust caller.
20928 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20930 * target.h (globalize_decl_name): New.
20931 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20932 * output.h (default_globalize_decl_name): New.
20933 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20935 (globalize_decl): Ditto.
20936 (default_globalize_decl_name): New.
20937 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20938 (ia64_handle_version_id_attribute): New.
20939 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20940 (ia64_asm_output_external): Use globalize_decl_name instead
20941 of globalize_label.
20942 * doc/extend.texi (version_id): New pragma.
20943 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20945 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20947 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20948 _uleb128_t and _Unwind_SWord with _sleb128_t.
20949 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20950 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20952 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20953 * unwind-pe.h (read_uleb128, read_sleb128,
20954 read_encoded_value_with_base): Likewise.
20955 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20957 2007-01-24 Richard Guenther <rguenther@suse.de>
20959 * builtins.c (expand_builtin_cexpi): Get the fndecl
20960 for cexp in the correct way.
20962 2007-01-24 Jan Hubicka <jh@suse.cz>
20964 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20967 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20969 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20970 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20971 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20972 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20973 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20974 __SIZEOF_PTRDIFF_T__.
20975 * doc/cpp.texi: Documentation for the new builtin macros added.
20977 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20979 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20980 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20981 instead of operands[2] to avoid access past the end of array.
20983 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20985 * reload1.c (emit_reload_insns): Pass the reload register
20986 for a non-spill output reload through forget_old_reloads_1.
20988 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20990 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20991 _SOFT_DOUBLE if doubles use software floating-point.
20992 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20993 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20994 * config/rs6000/darwin-ldouble.c: Also compile functions for
20995 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20996 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20997 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20998 commented-out long double override.
20999 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21000 * config/rs6000/eabispe.h: Likewise.
21001 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21002 long double for non-SPE.
21003 (rs6000_handle_option): Likewise.
21004 (invalid_e500_subreg): Disallow more subregs involding DImode,
21005 DFmode, TImode or TFmode.
21006 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21008 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21010 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21011 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21013 (rs6000_legitimate_address): Also check for TFmode for E500
21015 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21016 (spe_build_register_parallel): Handle TFmode and TCmode.
21017 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21019 (function_arg): Handle TFmode and TCmode for E500 double.
21020 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21022 (print_operand): Handle TFmode and TImode for %y.
21023 (rs6000_generate_compare): Handle TFmode comparisons for E500
21025 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21026 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21027 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21028 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21029 TFmode for E500 double.
21030 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21031 (floatsidf2): Enable for E500 double.
21032 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21033 (extenddftf2): Change to extenddftf2_fprs.
21034 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21035 depending on TARGET_E500_DOUBLE.
21036 (extendsftf2): Enable for E500 double.
21037 (trunctfdf2): Enable for E500 double.
21038 (trunctfsf2): Change to trunctfsf2_fprs.
21039 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21040 depending on TARGET_E500_DOUBLE.
21041 (floatsitf2): Enable for E500 double.
21042 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21043 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21044 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21045 (negtf2): Change to negtf2_internal.
21046 (negtf2): New expander.
21047 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21048 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21049 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21050 (movdi_internal32): Use rs6000_nonimmediate_operand.
21051 (unnamed splitter): Likewise.
21052 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21053 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21054 (SPE64TF, DITI): New mode macros.
21055 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21058 (frob_<mode>_di_2): New.
21059 (frob_tf_di_8_2): New.
21060 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21062 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21064 (frob_ti_<mode>_8_2): New.
21065 (frob_ti_tf_2): New.
21066 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21067 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21069 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21070 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21071 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21072 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21073 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21074 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21077 2007-01-23 Ian Lance Taylor <iant@google.com>
21079 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21081 (OBJS-archive): Reformat, alphabetize.
21082 (OBJS): Change out_object_file to OBJS-md.
21084 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21086 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21087 JUMP_P and CALL_P predicates where applicable.
21088 * config/i386/i386.c: Ditto.
21089 * config/i386/i386.md: Ditto.
21090 * config/i386/mmx.md: Ditto.
21091 * config/i386/predicates.md: Ditto.
21093 2007-01-22 Andreas Schwab <schwab@suse.de>
21095 * config/m68k/m68k.h: Fix comment.
21097 2007-01-22 Jan Hubicka <jh@suse.cz>
21099 * passes.c (init_optimization_passes): Do not rerun
21100 pass_early_warn_uninitialized.
21102 2007-01-22 Richard Guenther <rguenther@suse.de>
21104 PR tree-optimization/30038
21105 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21107 (execute_cse_sincos_1): Likewise.
21108 (execute_cse_sincos): Likewise.
21109 (gate_cse_sincos): Likewise.
21110 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21111 the cexpi() canonicalization of sincos().
21112 * tree-pass.h (pass_cse_sincos): Declare.
21113 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21115 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21117 PR rtl-optimization/29329
21118 * combine.c (replaced_rhs_insn): Rename to i2mod.
21119 (replaced_rhs_value): Rename to i2mod_new_rhs.
21120 (i2mod_old_rhs): New global variable.
21121 (combine_instructions): Adjust for above change. Save a copy of
21122 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21123 note are substituted in the second instruction.
21124 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21125 ditch the note if it pertains to the second eliminated register
21126 and this register is mentioned in i2mod_old_rhs.
21129 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21131 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21132 the insn to which the note was originally attached.
21134 2007-01-21 Jan Hubicka <jh@suse.cz>
21136 * ipa-inline.c (inlining_mode): Comment, move up.
21137 (cgraph_decide_inlining_incrementally): Do not perform inlining
21138 itself; fix handling of flattening of self recursive functions.
21139 (cgraph_find_cycles): Remove.
21140 (cgraph_flatten_node): Remove.
21141 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21142 (try_inline): New function.
21143 (cgraph_early_inlining): Update call of
21144 cgraph_decide_inlining_incrementally. Apply inlining here.
21145 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21147 2007-01-21 Dirk Mueller <dmueller@suse.de>
21150 * tree-vrp.c (check_array_bounds): do not warn
21151 about ADDR_EXPR's of ARRAY_REF's which are immediately
21152 used in binary expressions.
21154 2007-01-21 Ira Rosen <irar@il.ibm.com>
21156 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21157 read_write_dep and macros for its access.
21158 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21159 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21160 argument, call vect_check_interleaving for every independent pair of
21161 data-refs. Mark loads that access the same memory location as a store
21163 (vect_check_dependences): Remove.
21164 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21165 call, fix the call to vect_analyze_data_ref_dependence.
21166 (vect_analyze_data_ref_access): For statements that access the same
21167 data-ref, check that they are not stores; for loads, check that there
21168 is no store that access the same location.
21170 2007-01-20 Roger Sayle <roger@eyesopen.com>
21171 Joseph Myers <joseph@codesourcery.com>
21173 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21174 (-fdump-rtl-stack): Likewise.
21175 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21176 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21177 (-mpt-fixed): Use @minus{} for minus sign.
21178 (Using Precompiled Headers): Fix under/overfull hbox.
21180 2007-01-20 Jan Hubicka <jh@suse.cz>
21182 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21183 place within annotation.
21185 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21187 * pa.c (output_move_double): Change array size of xoperands to 4.
21189 2007-01-20 Jan Hubicka <jh@suse.cz>
21191 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21194 2007-01-19 Ian Lance Taylor <iant@google.com>
21196 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21197 constant to unsigned HOST_WIDE_INT before negating.
21199 2007-01-19 Ian Lance Taylor <iant@google.com>
21201 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21203 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21204 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21205 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21206 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21207 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21208 (realloc_vdef, realloc_vuse): Change second parameter to
21210 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21211 fields to unsigned.
21212 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21213 unsigned. Change x and lim locals to unsigned.
21214 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21216 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21217 (copy_virtual_operands): Change i and n locals to unsigned.
21219 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21221 PR middle-end/29335
21222 * builtins.c (fold_builtin_1): Handle builtin fdim.
21224 2007-01-20 Jan Hubicka <jh@suse.cz>
21226 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21227 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21228 init_alias_heapvars.
21229 (init_alias_heapvars): Initialize only when not already initialized.
21230 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21232 2007-01-19 Roger Sayle <roger@eyesopen.com>
21234 * common.opt (fsigned-zeros): New command line option.
21235 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21236 of flag_unsafe_math_optimizations.
21237 * opts.c (set_fast_math_flags): The -ffast-math command line option
21238 implies -fno-signed-zeros.
21239 (fast_math_flags_set_p): Likewise.
21241 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21242 the documentation of -ffast-math appropriately. Wrap long lines.
21244 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21246 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21247 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21249 2007-01-19 Tomas Bily <tbily@suse.cz>
21251 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21253 (tree_init_ic_make_global_vars): New function
21254 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21255 (tree_gen_ic_profiler): New function
21256 (tree_gen_ic_func_profiler): New function
21257 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21258 (tree_profile_hooks): Added hook for indirec/virtual calls
21259 * value-prof.c (tree_find_values_to_profile): New case for
21261 (tree_values_to_profile): Call for determining indirect/virtual
21263 (tree_indirect_call_to_profile): New function
21264 (tree_ic_transform): New function
21265 (tree_ic): New function
21266 (find_func_by_pid): New function
21267 (init_pid_map): New function
21268 (tree_value_profile_transformations): Added check for
21269 indirect/virtual call transformation
21270 * value-prof.h (enum hist_type): New counter type for
21271 indirect/virtual calls
21272 (profile_hooks): Added new hook for profiling indirect/virtual
21274 * profile.c (instrument_values): New case for indirect/virtual
21276 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21277 (GCOV_COUNTER_V_INDIR): New counter type
21278 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21279 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21281 * cgraph.c: Definition of cgraph_max_pid
21282 (cgraph_create_node): Default init of pid attribute
21283 * cgraph.h: Declaration of cgraph_max_pid
21284 (struct cgraph_node): Added pid attribute
21285 * libgcov.c (__gcov_indirect_call_profiler): New function
21286 (__gcov_one_value_profiler_body): New function
21287 (__gcov_one_value_profiler): Body was moved to
21288 __gcov_one_value_profiler_body and calls it
21290 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21292 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21293 * gengtype.c (write_types_data, write_func_for_structure,
21294 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21295 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21296 (walk_type, write_func_for_structure): Generate the mark_hook if
21299 2007-01-19 Jan Hubicka <jh@suse.cz>
21301 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21302 'early' argument take inlining mode argument specifying whether to
21303 inline for size/speeed or all functions; add support for flattening;
21305 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21307 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21310 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21311 the name of the declared identifier.
21313 2007-01-19 Dirk Mueller <dmueller@suse.de>
21315 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21316 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21317 duplicate evaluation.
21319 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21321 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21322 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21323 to XFMode, use acosxf2 and truncate result to requested mode.
21324 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21325 (asin<mode>2): Similarly, with asin expanders.
21326 (*fscalexf4_i387): Rename from *fscalexf4.
21327 (expNcorexf3): New expander.
21328 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21329 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21330 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21331 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21332 patterns for SSE math.
21333 (exp10<mode>2): Similarly, with exp10 expanders.
21334 (exp2<mode>2): Similarly, with exp2 expanders.
21335 (expm1<mode>2): Similarly, with expm1 expanders.
21336 (ldexp<mode>3): Similarly, with ldexp expanders.
21337 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21338 Use gen_truncxf<mode>2_i387_noop to truncate result.
21340 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21342 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21343 for ColdFire targets.
21345 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21346 Richard Sandiford <richard@codesourcery.com>
21348 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21349 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21350 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21351 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21352 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21353 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21355 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21357 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21358 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21359 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21360 (*adddi_dilshr32_cf): New pattern.
21361 (adddi3, subdi3): Remove first alternatives.
21363 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21365 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21366 implemented using move.l, do not use its cc result for floating-point
21369 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21371 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21372 from accepting 's' constraints if flag_pic.
21374 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21376 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21377 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21378 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21379 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21381 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21383 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21384 ColdFire alternatives.
21385 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21386 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21387 architectures that support ff1 instruction.
21389 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21390 Julian Brown <julian@codesourcery.com>
21392 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21393 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21394 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21397 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21399 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21401 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21402 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21403 HOST_WIDE_INT instead of an rtx.
21404 (m68k_rtx_costs): Update call accordingly.
21405 (output_move_const_into_data_reg): Likewise. Fix formatting.
21406 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21408 (output_move_simode_const): Update calls after above changes.
21409 Rework to use automatic variables and predicates like MEM_P.
21410 * config/m68k/m68k.md (pushexthisi_const): Update call to
21413 2007-01-19 Dirk Mueller <dmueller@suse.de>
21415 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21416 in dump_flags test.
21418 2007-01-19 Richard Guenther <rguenther@suse.de>
21420 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21421 via cexp in case sincos is not available.
21423 2007-01-19 Richard Guenther <rguenther@suse.de>
21425 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21426 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21427 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21428 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21429 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21430 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21431 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21432 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21434 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21436 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21438 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21439 (atan2xf3): Directly generate RTL pattern.
21440 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21441 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21442 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21443 disable patterns for SSE math.
21444 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21445 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21446 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21447 disable patterns for SSE math.
21449 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21451 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21453 2007-01-18 Roger Sayle <roger@eyesopen.com>
21455 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21456 VIEW_CONVERT_EXPR to the same type as it's operand.
21458 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21460 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21461 configured for long double 128.
21463 2007-01-18 Mike Stump <mrs@apple.com>
21465 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21468 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21470 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21473 2007-01-18 Jan Hubicka <jh@suse.cz>
21475 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21476 greater than NUM_VOP_FREE_BUCKETS.
21478 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21480 * tree-ssa-structalias.c: Update comments.
21481 (ptabitmap_obstack): Removed.
21482 (pta_obstack): New.
21483 (oldpta_obstack): Ditto.
21484 (stats): Add a few members.
21485 (struct variable_info): Remove node, complex, address_taken, and
21486 indirect_target members. Add oldsolution member.
21487 (new_var_info): Do not initialize removed members.
21488 (constraint_expr_type): Remove INCLUDES.
21489 (constraint_graph): Add size, implicit_preds, rep,
21490 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21491 (FIRST_REF_NODE): New macro.
21492 (LAST_REF_NODE): Ditto.
21493 (FIRST_ADDR_NODE): Ditto.
21494 (find): New function.
21496 (dump_constraint): Do not handle INCLUDES.
21497 (insert_into_complex): Do not insert duplicate constraints.
21498 (condense_varmap_nodes): Renamed and rewritten into ...
21499 (merge_node_constraints): This. Also fix bug in handling of
21500 offseted copy constraints.
21501 (clear_edges_for_node): No longer need to deal with preds at all,
21502 or removing associated preds/succs.
21503 (merge_graph_nodes): Deal with indirect_cycles.
21504 Don't deal with predecessors.
21505 (add_implicit_graph_edge): New function.
21506 (add_pred_graph_edge): Ditto.
21507 (add_graph_edge): Don't deal with predecessors.
21508 (build_constraint_graph): Removed.
21509 (build_pred_graph): New function.
21510 (build_succ_graph): Ditto.
21511 (struct scc_info): Removed in_component. Added roots, dfs, and
21512 node_mapping. Remove visited_index, unification_queue.
21513 (scc_visit): Deal with union-find we do now.
21514 Deal with cycles with REF nodes.
21515 (collapse_nodes): Renamed and rewritten to ...
21516 (unify_nodes): This.
21517 (process_unification_queue): Removed.
21518 (topo_visit): Cleanup
21519 (do_da_constraint): Use find.
21520 (do_sd_constraint): Ditto.
21521 (do_ds_constraint): Ditto.
21522 (do_complex_constraint): Ditto.
21523 (init_scc_info): Update for removed and added members.
21524 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21525 (find_indirect_cycles): This.
21526 (equivalence_class): New variable.
21527 (label_visit): New function.
21528 (perform_variable_substitution): Rewritten.
21529 (free_var_substitution_info): New function.
21530 (find_equivalent_node): Ditto.
21531 (move_complex_constraints): Ditto.
21532 (eliminate_indirect_cycles): Ditto.
21533 (solve_graph): Only propagate changed bits.
21534 Use indirect cycle elimination.
21536 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21537 (tree_id_eq): Renamed to ...
21538 (tree_vi_eq): This. Update for member change
21539 (insert_id_for_tree): Renamed and rewritten to ...
21540 (insert_vi_for_tree): This.
21541 (lookup_id_for_tree): Renamed and rewritten to ...
21542 (lookup_vi_for_tree): This.
21543 (get_id_for_tree): Renamed and rewritten to ...
21544 (get_vi_for_tree): Ditto.
21545 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21546 (process_constraint): Don't handle INCLUDES.
21547 Remove special ADDRESSOF case.
21548 (find_func_aliases): Rewrite to use vi functions instead of id
21550 (create_function_info_for): Ditto.
21551 (create_variable_info_for): Ditto.
21552 (intra_create_variable_infos): Ditto.
21553 (merge_smts_into): Ditto.
21554 (find_what_p_points_to): Ditto.
21555 (init_base_vars): Ditto.
21556 (init_alias_vars): Ditto.
21557 (remove_preds_and_fake_succs): New function.
21558 (dump_sa_points_to_info): Dump new stats.
21559 (dump_solution_for_var): Use find.
21560 (set_used_smts): Fix formatting.
21561 (compute_points_to_sets): Updated for new functions.
21562 (ipa_pta_execute): Ditto.
21564 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21565 Richard Sandiford <richard@codesourcery.com>
21567 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21569 * calls.c (expand_call): If the return value is a PARALLEL,
21570 extract its first member.
21571 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21572 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21573 use FUNCTION_EXTRA_EPILOGUE.
21574 (m68k_function_value): Return a PARALLEL if the return value
21575 is of a pointer type.
21576 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21577 (FUNCTION_EXTRA_EPILOGUE): Remove.
21578 * config/m68k/m68k.md (D0_REG): New constant.
21580 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21582 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21583 output a NOP for empty epilogues.
21585 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21587 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21588 before function. Extend register save check to include all
21589 registers, not just integer ones.
21591 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21593 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21594 (m68k_use_return_insn): ...this.
21595 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21596 * config/m68k/m68k.c (use_return_insn): Rename to...
21597 (m68k_use_return_insn): ...this.
21598 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21599 of USE_RETURN_INSN.
21601 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21603 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21604 nearest even, fix denormal rounding overflow.
21606 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21608 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21609 f%$smove and f%$move.
21610 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21611 (extendsfdf2_cf): Use fdmove instead of f%&move.
21612 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21613 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21615 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21617 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21620 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21622 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21623 (coldfire_single_format): Declare.
21624 (coldfire_double_format): Likewise.
21625 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21626 of qnan_msb_set to determine the lower bits of a canonical
21628 (encode_ieee_double): Likewise.
21629 (encode_ieee_quad): Likewise.
21630 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21631 (mips_single_format): Likewise.
21632 (ieee_double_format): Likewise.
21633 (mips_double_format): Likewise.
21634 (ieee_extended_motorola_format): Likewise.
21635 (ieee_extended_intel_96_format): Likewise.
21636 (ieee_extended_intel_128_format): Likewise.
21637 (ieee_extended_intel_96_round_53_format): Likewise.
21638 (ibm_extended_format): Likewise.
21639 (mips_extended_format): Likewise.
21640 (ieee_quad_format): Likewise.
21641 (mips_quad_format): Likewise.
21642 (vax_f_format): Likewise.
21643 (vax_d_format): Likewise.
21644 (vax_g_format): Likewise.
21645 (i370_single_format): Likewise.
21646 (i370_double_format): Likewise.
21647 (decimal_single_format): Likewise.
21648 (decimal_double_format): Likewise.
21649 (decimal_quad_format): Likewise.
21650 (c4x_single_format): Likewise.
21651 (c4x_extended_format): Likewise.
21652 (real_internal_format): Likewise.
21653 (coldfire_single_format): New real_format.
21654 (coldfire_double_format): Likewise.
21655 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21656 canonical_nan_lsbs_set.
21657 (pdp11_d_format): Likewise.
21658 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21659 if TARGET_COLDFIRE_CPU.
21661 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21663 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21664 (output_call, m68k_legitimize_call_address): Declare.
21665 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21666 parenthesees. Add support for a 'W' constraint.
21667 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21668 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21669 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21670 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21672 (override_options): Initialize them. Do not set flag_no_function_cse
21673 for TARGET_ID_SHARED_LIBRARY.
21674 (m68k_output_pic_call): Delete.
21675 (m68k_legitimize_call_address): New function.
21676 (print_operand): Remove the %o prefix. Handle the %p prefix.
21677 (output_call): New function.
21678 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21679 target address from the GOT if symbolic jumps are not allowed.
21680 * config/m68k/m68k.md (call, general_operand): Do not set
21681 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21682 Merge separate flag_pic and !flag_pic define_insns into...
21683 (*call, *call_value): ...these new patterns. Match the address
21684 rather than the containing MEM and require it to be a call_operand.
21685 Use output_call to generate the asm template.
21686 * config/m68k/predicates.md (const_call_operand): New predicate.
21687 (call_operand): Likewise.
21689 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21691 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21692 (STACK_GROWS_DOWNWARD): Define to 1.
21693 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21694 comments, emphasizing that these values are only defaults.
21695 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21696 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21698 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21700 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21702 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21703 Richard Sandiford <richard@codesourcery.com>
21705 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21706 (FP_REGNO_P): New macros.
21707 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21708 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21709 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21710 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21712 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21714 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21715 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21717 * config/m68k/t-floatlib: New file, extracting common code from...
21718 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21719 * config/m68k/t-uclinux: Here.
21720 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21721 routines on ColdFire targets.
21723 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21725 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21726 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21727 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21728 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21729 explicitly set MOTOROLA to 1.
21730 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21732 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21733 Nathan Sidwell <nathan@codesourcery.com>
21735 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21736 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21737 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21738 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21739 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21740 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21741 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21742 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21743 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21744 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21745 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21746 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21747 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21748 (DBX_REGISTER_NUMBER): Delete.
21749 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21750 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21751 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21755 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21756 * config/flat.h: New file.
21757 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21758 OBJECT_FORMAT_FLAT.
21759 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21760 indirect references for -msep-data or -mid-shared-library.
21761 Do not use PC-relative code addresses either.
21762 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21764 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21765 for shared libraries and crt1.o for executables. Use crti.o and
21767 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21768 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21769 Do not add -elf2flt or -shared-lib-id options here.
21770 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21771 Pass -shared-lib-id if -mid-shared-library, taking the library
21772 identifier from -mshared-library-id if given, otherwise
21774 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21775 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21776 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21777 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21778 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21779 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21781 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21782 jump sequence for ISA A and ISA A+.
21783 (PICJUMP): Likewise.
21785 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21787 * config.gcc (m68k-*-uclinux*): Base the port on the common
21788 and m68k GNU/Linux files rather than on the generic ELF ones.
21789 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21790 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21792 2007-01-18 Julian Brown <julian@codesourcery.com>
21793 Richard Sandiford <richard@codesourcery.com>
21795 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21796 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21797 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21799 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21800 80 unconditionally.
21801 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21803 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21805 * doc/install.texi: Document m68k-uclinuxoldabi.
21806 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21807 * config/m68k/uclinux-oldabi.h: New file, copied from
21808 config/m68k/uclinux.h.
21810 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21812 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21813 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21814 (m32r_compute_frame_size): Use unsigned for regno.
21815 (m32r_reload_lr): Use gen_frame_mem.
21817 (m32r_output_function_epilogue): Don't output the function epilogue
21819 (m32r_expand_epilogue): New.
21820 (direct_return): Return false if the function has the interrupt
21822 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21823 * config/m32r/m32r.md (epilogue): New expander.
21824 (return_lr, return_rte): New insns.
21825 (return): Make it expander.
21826 (return_normal): New expander.
21828 2007-01-18 Josh Conner <jconner@apple.com>
21831 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21832 support for UNLE, UNLT, UNGE, and UNGT.
21834 2007-01-18 Jan Hubicka <jh@suse.cz>
21836 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21837 * tree-tailcall (add_virtual_phis): Likewise.
21838 (optimize_tail_call): Return TODOs.
21839 (execute_tail_calls): Return TODOs.
21840 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21841 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21843 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21844 Cleanup cfg using TODO.
21845 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21846 * passes.c (execute_function_todo): When cleanup did something, remove
21848 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21849 (make_edges): Don't cleanup_cfg.
21851 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21853 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21854 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21855 operate on the top of stack.
21856 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21857 register handling of instructions that output to the second
21859 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21860 (move_for_stack_reg): Special-case check for dead destination
21861 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21863 * config/i386/i386.md (UNSPEC_TAN): New constant.
21864 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21865 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21866 to correctly model move of constant 1.0 to top stack slot.
21867 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21868 (unnamed peephole2 pattern): Remove corresponding peephole2
21869 pattern that optimizes tan insn and loading of constant 1.0.
21870 (tanxf2): Use fptanxf4_i387.
21871 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21872 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21873 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21874 disable patterns for SSE math.
21875 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21876 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21878 2007-01-18 Dirk Mueller <dmueller@suse.de>
21879 Richard Guenther <rguenther@suse.de>
21882 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21883 * common.opt (Warray-bounds): Add new warning option.
21884 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21886 * Makefile.in: make tree-vrp.o depend on toplev.h
21887 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21889 (check_array_refs, check_array_bounds, check_array_ref): New.
21891 2007-01-18 Jan Hubicka <jh@suse.cz>
21893 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21894 (execute_ssa_ccp): Return flags conditionally.
21895 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21897 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21899 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21901 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21902 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21904 * Makefile.c (GTFILES): Add cfglayout.h.
21905 * gengtype.c (open_base_files): Likewise.
21906 * cfglayout.c (cfg_layout_function_footer,
21907 cfg_layout_function_header) Reindent to make gengtype happy.
21908 * cfglayout.h (cfg_layout_function_footer,
21909 cfg_layout_function_header): Add GTY(()) marker.
21911 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21913 2007-01-18 Ben Elliston <bje@au.ibm.com>
21915 * genautomata.c (write_automata): Include xstrerror output in the
21916 error message if writing the DFA description file fails.
21918 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21920 * config/mips/mips-protos.h (mips_output_external): Make it
21922 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21923 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21924 (extern_list): Likewise.
21925 (extern_head): Likewise.
21926 (TARGET_ASM_FILE_END): Likewise.
21927 (mips_file_end): Likewise.
21928 (mips_output_external): Rewritten.
21930 2007-01-18 Ben Elliston <bje@au.ibm.com>
21932 * genpreds.c (write_insn_preds_c): Only write out the function
21933 body for regclass_for_constraint if we have register constraints.
21935 2007-01-17 Tom Tromey <tromey@redhat.com>
21937 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21938 * doc/install.texi (Testing): Use sourceware.org.
21939 (Binaries): Likewise.
21940 (Specific): Likewise.
21941 * doc/contrib.texi (Contributors): Use sourceware.org.
21943 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21945 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21946 (AVR_ENHANCED): Rename to ...
21947 (AVR_HAVE_MUL): ... new.
21948 (avr_enhanced_p): Rename to ...
21949 (avr_have_mul_p): ... new.
21950 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21951 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21952 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21953 (avr_have_mul_p): ... new.
21954 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21955 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21956 'avr_enhanced_p' and 'enhanced'.
21957 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21958 AVR_HAVE_MUL instead of AVR_ENHANCED.
21959 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21960 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21961 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21962 instead of AVR_ENHANCED.
21963 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21964 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21965 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21967 2007-01-17 Ian Lance Taylor <iant@google.com>
21969 * vec.h (VEC_reserve_exact): Define.
21970 (vec_gc_p_reserve_exact): Declare.
21971 (vec_gc_o_reserve_exact): Declare.
21972 (vec_heap_p_reserve_exact): Declare.
21973 (vec_heap_o_reserve_exact): Declare.
21974 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21976 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21977 negative parameter.
21978 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21979 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21980 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21981 * vec.c (calculate_allocation): Add exact parameter. Change all
21983 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21984 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21985 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21986 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21987 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21988 (vec_heap_p_reserve_exact): New function.
21989 (vec_heap_o_reserve_exact): New function.
21991 2007-01-17 Jan Hubicka <jh@suse.cz>
21993 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21995 2007-01-17 Eric Christopher <echristo@apple.com>
21997 * config.gcc: Support core2 processor.
21999 2007-01-16 Jan Hubicka <jh@suse.cz>
22001 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22002 the names, just unlink the chain so we don't crash on dangling
22006 2007-01-16 Jan Hubicka <jh@suse.cz>
22008 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22009 * tree-pass.h: Reorder to make IPA passes appear toegher.
22010 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22012 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22013 parameters, do not call early inliner.
22014 * ipa-inline.c: Update comments. Include tree-flow.h
22015 (cgraph_decide_inlining): Do not compute inlining parameters.
22016 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22017 be called with function context set up.
22018 (pass_ipa_inline): Remove unreachable functions before pass.
22019 (cgraph_early_inlining): Simplify assuming to be called from the
22021 (pass_early_inline): New pass.
22022 (cgraph_gate_ipa_early_inlining): New gate.
22023 (pass_ipa_early_inline): Turn into simple wrapper.
22024 (compute_inline_parameters): New function.
22025 (gate_inline_passes): New gate.
22026 (pass_inline_parameters): New pass.
22027 (apply_inline): Move here from tree-optimize.c
22028 (pass_apply_inline): New pass.
22029 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22031 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22032 doing them by hand.
22033 (tree_function_versioning): Do not allocate dummy struct function.
22034 * tree-inline.h (optimize_inline_calls): Update prototype.
22035 * tree-optimize.c (execute_fixup_cfg): Export.
22036 (pass_fixup_cfg): Remove
22037 (tree_rest_of_compilation): Do not apply inlines.
22038 * tree-flow.h (execute_fixup_cfg): Declare.
22039 * Makefile.in (gt-passes.c): New.
22040 * passes.c: Include gt-passes.h
22041 (init_optimization_passes): New passes.
22042 (nnodes, order): New static vars.
22043 (do_per_function_toporder): New function.
22044 (execute_one_pass): Dump current pass here.
22045 (execute_ipa_pass_list): Don't dump current pass here.
22047 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22049 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22050 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22052 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22054 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22055 (strong_alias): Define.
22056 (__gcc_qmul): Provide non-FMA for soft-float.
22057 (__gcc_qdiv): Same.
22062 (__gcc_qunord): New.
22072 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22073 soft-float functions.
22074 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22075 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22076 about long double soft float.
22078 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22079 Tehila Meyzels <tehila@il.ibm.com>
22081 * tree-vectorizer.h (is_pattern_stmt_p): New.
22082 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22083 formatting (tabs instead of spaces). Cleanup and clarify setting
22084 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22085 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22086 (vectorizable_type_demotion): Check that types are integral.
22087 (vectorizable_type_promotion): Likewise.
22088 (vectorizable_store): Fix typo. Eliminate new-line at end of
22091 2007-01-16 Jan Hubicka <jh@suse.cz>
22093 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22096 2007-01-15 Eric Christopher <echristo@apple.com>
22098 * ifcvt.c: Include vec.h, vecprim.h.
22099 (check_cond_move_block): New argument regs.
22100 Reorganize. Add registers used to regs.
22101 (cond_move_process_if_block): Use regs set above as
22104 2007-01-15 Eric Christopher <echristo@apple.com>
22106 * config/darwin.h: Update copyright.
22107 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22108 (LINK_COMMAND_SPEC): Add -u.
22109 (LINK_SPEC): Fix umbrella for above.
22111 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22113 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22116 2007-01-15 Tom Tromey <tromey@redhat.com>
22118 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22119 * doc/install.texi (Testing): Don't mention jacks.
22120 (Configuration): Document --enable-java-maintainer-mode. Move
22121 --with-java-home to libgcj-specific section. Document
22123 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22125 2007-01-15 Jan Hubicka <jh@suse.cz>
22127 * tree-ssa-dce.c (DCE_TODOs): New.
22128 (propagate_necessity): Return if something changed.
22129 (eliminate_unnecessary_stmts): Likewise.
22130 (perform_tree_ssa_dce): Return TODO flags when needed.
22131 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22133 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22135 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22136 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22137 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22138 patterns using X87MODEF12 mode macro. Extend operand 1
22139 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22140 (log10<mode>2): Ditto.
22141 (log2<mode>2): Ditto.
22142 (log1p<mode>2): Ditto.
22143 (logb<mode>2): Ditto.
22144 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22145 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22146 (*fxtractxf3_i387): Rename from *fxtractxf3.
22147 (fxtract_extend<mode>xf3_i387): New insn pattern.
22148 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22149 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22150 and gen_fyl2xxf3_i387().
22152 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22154 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22155 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22156 get_loop_exit_edges. Changed return type to bool.
22157 * cfgloop.h (fix_loop_placement): Declaration removed.
22159 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22161 * param.h (MIN_VECT_LOOP_BOUND): New.
22162 * params.def (MIN_VECT_LOOP_BOUND): New.
22163 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22164 argument - minimum threshold for number of iterations.
22165 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22166 argument to declaration.
22167 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22168 MIN_VECT_LOOP_BOUND.
22169 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22170 slpeel_tree_peel_loop_to_edge with additional argument.
22171 (vect_do_peeling_for_alignment): Likewise.
22172 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22174 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22177 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22178 operands of size 1.
22180 2007-01-14 Jan Hubicka <jh@suse.cz>
22182 * tree-dfa.c (remove_referenced_var): New function.
22183 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22184 prune referenced vars list too.
22185 * tree-flow.h (remove_referenced_var): Declare.
22187 2007-01-14 Jan Hubicka <jh@suse.cz>
22189 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22191 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22192 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22193 * except.h (verify_eh_throw_table_statements): Kill prototype.
22194 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22195 into call exrepssions.
22196 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22198 * tree-cfg.c: Include pointer-set.h.
22199 (verify_node_sharing): Work on pointer set.
22200 (verify_eh_throw_stmt_node): New.
22201 (verify_stmts): Use pointers sets, verify throw_stmt.
22203 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22205 * ipa-reference.c (analyze_function): Consider also addresses taken
22208 2007-01-12 Roger Sayle <roger@eyesopen.com>
22210 * c-typeck.c (null_pointer_constant_p): Replace use of
22211 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22212 (build_c_cast): Likewise.
22214 2007-01-12 Roger Sayle <roger@eyesopen.com>
22216 * tree.h (force_fit_type_double): Remove unused final argument.
22217 * c-common.c (constant_expression_warning): Replace use of
22218 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22219 (convert_and_check): Likewise.
22220 (shorten_compare): Update call to force_fit_type_double.
22221 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22222 * convert.c (convert_to_pointer): Update call to
22223 force_fit_type_double.
22224 * fold-const.c (force_fit_type_double): Remove overflowed_const
22226 (int_const_binop, fold_convert_const_int_from_int,
22227 fold_convert_const_int_from_real, fold_div_compare,
22228 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22229 fold_abs_const, fold_not_const): Remove the final argument from
22230 calls to force_fit_type_double.
22232 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22234 * configure.ac: Set insn to "nop" for spu-*-* also.
22235 * configure: Regenerate.
22237 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22239 * builtins.def : Add BUILT_IN_FREE.
22241 2007-01-12 Jan Hubicka <jh@suse.cz>
22243 PR tree-optimization/30443
22244 * tree-inline.c (tree_function_versioning): Do not optimize when
22245 cloning for inlining.
22247 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22249 * doc/loop.texi: Document recording of loop exits.
22250 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22251 (update_single_exits_after_duplication,
22252 update_single_exit_for_duplicated_loop,
22253 update_single_exit_for_duplicated_loops): Removed.
22254 (duplicate_loop_to_header_edge): Do not call
22255 update_single_exits_after_duplication and
22256 update_single_exit_for_duplicated_loops.
22257 (loop_version): Do not update single_exit information.
22258 (fix_loop_structure): Use record_loop_exits instead of
22259 mark_single_exit_loops.
22260 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22261 the lists of loop exits.
22262 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22263 split_edge, merge_blocks): Update the lists of loop exits.
22264 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22265 loop_optimizer_init.
22266 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22267 of mark_single_exit_loops.
22268 (loop_optimizer_finalize): Call release_recorded_exits.
22269 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22270 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22271 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22272 update single exit information.
22273 * lambda-code.c (perfect_nestify): Ditto.
22274 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22275 (mark_single_exit_loops): Removed.
22276 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22277 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22278 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22280 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22281 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22282 (verify_loop_structure): Verify consistency of the exit lists.
22283 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22284 (set_single_exit): Removed.
22285 * cfgloop.h (struct loop_exit): New function.
22286 (struct loop): single_exit_ field replaced by exits field.
22287 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22288 LOOPS_HAVE_RECORDED_EXITS.
22289 (struct loops): Added exits hash.
22290 (mark_single_exit_loops, set_single_exit): Declaration removed.
22291 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22293 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22295 * doc/invoke.texi: Avoid use of @headitem.
22297 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22299 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22301 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22303 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22306 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22307 Richard Sandiford <richard@codesourcery.com>
22309 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22310 * config/m68k/m68k.opt: Resort options.
22311 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22313 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22314 Richard Sandiford <richard@codesourcery.com>
22316 * doc/invoke.texi: Document the macros that are defined by
22317 m68k's -mtune and -mhard-float options.
22318 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22319 (m68k_cpp_cpu_family): Likewise.
22320 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22321 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22322 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22323 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22324 (m68k_cpp_cpu_family): Likewise.
22326 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22328 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22329 macros besides mc68000 as tuning macros. Use a switch statement
22330 to set them and mcpu32.
22332 2007-01-12 Julian Brown <julian@codesourcery.com>
22334 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22335 (TARGET_68040_ONLY): Rename to...
22336 (TARGET_68040): ...this.
22337 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22338 * config/m68k/m68k.md: Likewise.
22340 2007-01-12 Julian Brown <julian@codesourcery.com>
22341 Nathan Sidwell <nathan@codesourcery.com>
22342 Richard Sandiford <richard@codesourcery.com>
22344 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22345 the -mcpu= argument associated with the --with-cpu setting.
22346 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22347 if different from the one implied by the -mcpu setting.
22348 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22349 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22350 * doc/invoke.texi: Mention ColdFire in the introduction to the
22351 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22352 -mno-div and -mhard-float options. Make -m68881 a synonym for
22353 -mhard-float. Document the previously-undocumented -m5206e,
22354 -m528x, -m5307 and -m5407 options. Tweak the existing option
22355 documentation for consistency.
22356 * doc/install.texi: Mention new --with-cpu arguments.
22357 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22358 default CPU if neither -mcpu nor -march are specified.
22359 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22360 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22361 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22362 using m68k_tune to decide between families that implement the
22363 same ISA. Use m68k_tune to set __mcfv4e__.
22364 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22365 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22366 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22367 (FL_ISA_C, FL_ISA_MMU): New macros.
22368 (MASK_COLDFIRE): Delete.
22369 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22370 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22371 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22372 (TARGET_HARD_FLOAT): Do not define here.
22373 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22374 (TUNE_68000): New macro.
22375 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22376 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22377 (TUNE_CFV2): Redefine in terms of m68k_tune.
22378 (uarch_type, target_device, fpu_type): New enums.
22379 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22380 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22381 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22382 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22383 (FL_FOR_isa_c): New macros.
22384 (m68k_isa): New enum.
22385 (m68k_target_selection): New structure.
22386 (all_devices, all_isas, all_microarchs): New tables.
22387 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22388 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22389 (MASK_ALL_CPU_BITS): Delete.
22390 (m68k_find_selection): New function.
22391 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22392 Map the legacy target options to a combination of the new ones.
22393 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22394 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22395 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22397 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22398 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22400 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22401 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22402 * config/m68k/m68k-devices.def: New file.
22404 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22405 Nathan Sidwell <nathan@codesourcery.com>
22407 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22408 (SUBTARGET_EXTRA_SPECS): New macros.
22409 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22410 use %(asm_cpu_spec) instead.
22411 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22412 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22413 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22414 (EXTRA_SPECS): Rename to...
22415 (SUBTARGET_EXTRA_SPECS): ...this.
22417 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22418 Richard Sandiford <richard@codesourcery.com>
22419 Julian Brown <julian@codesourcery.com>
22421 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22422 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22423 to the configuration's default CPU.
22424 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22425 Remove default masks.
22426 (m680[012]0-*-*): Set the default with_cpu to the first part of
22428 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22429 (m68k*-*-linux): Extend the --with-cpu handling to...
22430 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22431 and m68010. Don't set target_cpu_default2.
22432 * doc/install.texi: Document --with-cpu for m68k.
22433 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22434 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22435 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22436 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22437 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22438 (ASM_SPEC): Remove use of %(asm_cpu_default).
22439 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22440 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22441 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22442 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22443 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22444 (TARGET_DEFAULT): Delete.
22445 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22446 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22447 (CPP_CPU_SPEC): Delete.
22448 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22449 the appropriate string.
22450 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22451 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22452 (ASM_SPEC): Don't use %(asm_default_spec).
22453 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22454 TARGET_DEFAULT and add MASK_68881.
22455 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22457 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22459 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22460 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22461 MASK_68010 alongside MASK_68020.
22462 * doc/invoke.texi: Document -m68010.
22463 * config/m68k/m68k.opt (m68010): New.
22464 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22466 (TUNE_68010): New macro.
22467 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22468 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22469 (M68K_CPU_m68332): Add MASK_68010.
22470 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22471 fallback definition.
22472 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22474 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22475 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22476 to all entries that use MASK_68020.
22477 (output_move_simode_const, output_move_himode, output_move_qimode)
22478 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22479 instead of TARGET_68020 to select clr behavior. Remove comment
22480 about there being no TARGET_68010.
22481 * config/m68k/m68k.md: Likewise throughout.
22483 2007-01-12 Julian Brown <julian@codesourcery.com>
22485 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22486 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22487 * config/m68k/m68k.md: Likewise.
22489 2007-01-12 Julian Brown <julian@codesourcery.com>
22491 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22492 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22494 2007-01-12 Julian Brown <julian@codesourcery.com>
22496 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22497 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22498 * config/m68k/m68k.md: Likewise.
22500 2007-01-12 Julian Brown <julian@codesourcery.com>
22501 Richard Sandiford <richard@codesourcery.com>
22503 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22504 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22505 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22507 (TARGET_CPU32): Rename to...
22508 (TUNE_CPU32): ...this.
22509 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22510 (TUNE_CFV2): New macros.
22511 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22512 remove conditions that are implied by TARGET_68020.
22513 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22514 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22515 (m68k_output_function_epilogue): Likewise.
22516 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22517 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22518 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22519 non-68000 timings. Refactor multiplication and division costs.
22520 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22521 TUNE_CPU32 instead of TARGET_CPU32.
22522 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22523 and TUNE_68060 instead of TARGET_68060.
22524 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22525 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22527 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22528 && !TARGET_COLDFIRE" to choose between moveq and clr.
22529 Likewise in the unnamed movsf pattern.
22530 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22531 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22534 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22536 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22537 of tabbing before backslashes.
22539 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22541 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22542 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22543 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22545 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22547 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22548 find_interesting_uses_cond.
22549 (find_interesting_uses_cond): Use extract_cond_operands.
22550 (rewrite_use_compare): Use extract_cond_operands and
22551 force_gimple_operand_bsi. Do not call update_stmt.
22552 (determine_use_iv_cost_condition): Use extract_cond_operands.
22553 Return cheaper of using original bound and changing the exit bound.
22555 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22557 PR tree-optimization/29516
22558 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22559 most_expensive_mult_to_index, addr_to_parts,
22560 create_mem_ref, maybe_fold_tmr): Make the type of
22561 fields of TARGET_MEM_REF sizetype.
22562 (move_fixed_address_to_symbol, move_pointer_to_base):
22564 * tree.def (TARGET_MEM_REF): Add comment on types of
22567 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22569 * c-common.c (vector_types_convertible_p): Treat opaque types as
22570 always convertible if they have the same size, but not otherwise.
22572 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22574 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22575 Remove the b_unconditional field.
22576 (noce_try_sign_mask): Do not look at b_unconditional.
22577 (noce_process_if_block): Do not use merge_if_blocks. Update
22578 the CFG here. Do not set b_unconditional.
22579 (cond_move_process_if_block): Likewise.
22580 (find_cond_trap): Likewise.
22581 (check_cond_move_block): Require simple jump insns at the end
22582 of the basic block.
22584 2007-01-11 Jan Hubicka <jh@suse.cz>
22586 PR tree-optimization/1046
22587 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22588 when alias info is not ready.
22589 (pass_tail_recursion): Do not require aliasing.
22590 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22591 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22592 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22593 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22594 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22595 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22596 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22598 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22599 When aliasing is not build, mark statement as volatile.
22601 2007-01-11 Tom Tromey <tromey@redhat.com>
22603 PR preprocessor/15185, PR preprocessor/20989:
22604 * doc/cppopts.texi <-MT>: Update description of algorithm for
22605 computing default target.
22606 <-M, -MD>: Reword "basename" text.
22608 2007-01-11 Roger Sayle <roger@eyesopen.com>
22610 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22611 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22612 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22613 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22614 fold_builtin_bswap, real_constp, fold_builtin_pow,
22615 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22616 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22617 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22618 * convert.c (convert_to_pointer): Likewise.
22619 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22620 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22621 const_binop, fold_convert_const_int_from_int,
22622 fold_convert_const_int_from_real,
22623 fold_convert_const_real_from_real, sign_bit_p,
22624 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22625 fold_sign_changed_comparison, fold_unary, fold_comparison,
22626 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22627 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22628 * print-tree.c (print_node_brief, print_node): Likewise.
22629 * stor-layout.c (place_field, layout_type): Likewise.
22630 * tree-chrec.c (keep_cast): Likewise.
22631 * tree.c (build_vector, build_real, build_real_from_int_cst,
22632 build_complex): Likewise.
22634 2007-01-11 Roger Sayle <roger@eyesopen.com>
22636 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22637 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22639 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22641 * configure.ac (strict1_warn): Rename to strict_warn.
22642 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22643 cc_set_by_configure, quoted_cc_set_by_configure,
22644 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22645 all_boot_languages, all_stagestuff): Remove.
22646 (target_list): Remove bootstrap targets.
22647 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22648 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22649 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22650 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22651 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22652 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22653 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22654 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22655 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22656 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22657 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22658 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22659 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22660 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22661 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22662 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22663 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22664 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22665 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22666 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22667 (mostlyclean): Adjust.
22668 (clean, distclean): Don't mention bootstrap stuff.
22669 * configure: Regenerate.
22670 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22671 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22672 treelang/config-lang.in (stagestuff): Remove.
22673 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22674 stageprofile, stagefeedback, stagestuff): Remove mention.
22676 2007-01-11 Nick Clifton <nickc@redhat.com>
22678 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22680 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22681 (mcore_arith_K_S_operand): Run the test for the S constraint not
22682 the test for the M constraint.
22683 (mcore_addsub_operand): Do not accept integer values that are
22684 larger than 32 bits.
22685 * config/mcore/mcore.md: Remove unused constraints from split.
22686 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22687 (addsi3): Likewise.
22688 (allocate_stack): Likewise.
22689 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22690 operands to 32 bits.
22691 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22693 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22694 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22695 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22696 mcore_output_bclri, mcore_output_andn, output_inline_const,
22697 mcore_output_move, mcore_output_movedouble): Likewise.
22698 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22699 (output_inline_const): Likewise.
22700 (output_inline_const): Fix format strings used in sprintf
22702 * config/mcore/mcore-protos.h: Update prototypes for changed
22703 functions in mcore.c.
22704 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22705 HOST_WIDE_INT and not int.
22706 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22707 CONST_OK_FOR_N): Likewise.
22708 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22709 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22712 2007-01-10 Jan Hubicka <jh@suse.cz>
22714 * tree-vrp.c (remove_range_assertions): Release defs.
22715 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22716 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22718 2007-01-10 Paul Brook <paul@codesourcery.com>
22720 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22721 * config/arm/arm.md (mulsi3subsi): New insn.
22723 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22725 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22726 (tree_transform_and_unroll_loop): New.
22727 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22730 2007-01-10 Robert Kennedy <jimbob@google.com>
22732 * fold-const.c (fold_comparison): Fold comparisons like (x *
22733 1000 < 0) to (x < 0).
22735 2007-01-10 Ian Lance Taylor <iant@google.com>
22737 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22738 operands have the same priority.
22740 2007-01-10 Tom Tromey <tromey@redhat.com>
22742 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22743 (fold_binary): Likewise.
22744 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22745 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22746 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22747 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22748 * langhooks.h (struct lang_hooks): Removed field
22749 'can_use_bit_fields_p'.
22751 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22753 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22755 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22757 * function.c (get_last_funcdef_no): New function.
22758 * function.h (get_last_funcdef_no): Declare.
22759 * tree-inline.c (initialize_cfun): Add initialization.
22760 (tree_function_versioning): Cleanup.
22762 2007-01-10 Jan Hubicka <jh@suse.cz>
22764 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22767 2007-01-10 Sa Liu <saliu@de.ibm.com>
22768 Ben Elliston <bje@au.ibm.com>
22770 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22771 for SAVE_NONLOCAL and Pmode for any other save level.
22772 * spu-protos.h (spu_restore_stack_block): Declare.
22773 * spu.md (save_stack_block): Remove.
22774 (restore_stack_block): Call spu_restore_stack_block.
22775 * spu.c (spu_restore_stack_block): New function.
22776 (spu_expand_epilogue): Remove old comment.
22778 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22780 PR tree-optimization/30322
22781 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22782 (cand_value_at): Return the value as aff_tree.
22783 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22784 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22785 aff_combination_mult): New functions.
22786 (aff_combination_add): Use aff_combination_add_cst.
22787 (aff_combination_convert): Allow conversions to a wider type.
22788 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22789 * tree-affine.h (aff_combination_mult): Declare.
22791 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22793 * doc/tm.texi: Update documentation to reflect reality of exec
22794 and start file search behaviours. Update copyright year.
22795 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22796 header file directories.
22798 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22800 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22801 (*cosxf2): Rename to cosxf2_i387.
22802 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22803 using X87MODEF12 mode macro. Rename patterns to
22804 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22806 (*cosdf2, *cossf2): Ditto.
22807 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22808 to match extended input operands.
22809 (sincos<mode>3): New expander.
22810 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22811 insn patterns and corresponding splitters.
22813 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22815 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22816 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22818 2007-01-09 Nicolas Pitre <nico@cam.org>
22821 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22823 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22825 * target.h (struct gcc_target): New field library_rtti_comdat.
22826 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22827 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22828 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22829 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22831 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22833 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22835 2007-01-08 Richard Guenther <rguenther@suse.de>
22837 * tree.h (force_fit_type_double): Export.
22838 (force_fit_type): Remove.
22839 * fold-const.c (force_fit_type_double): New function.
22840 (force_fit_type): Remove.
22841 (int_const_binop): Use it.
22842 (fold_convert_const_int_from_int): Likewise.
22843 (fold_convert_const_int_from_real): Likewise.
22844 (fold_div_compare): Likewise.
22845 (fold_sign_changed_comparison): Likewise.
22846 (fold_unary): Likewise.
22847 (fold_negate_const): Likewise.
22848 (fold_abs_const): Likewise.
22849 (fold_not_const): Likewise.
22850 * c-common.c (shorten_compare): Use force_fit_type_double.
22851 * convert.c (convert_to_pointer): Likewise.
22853 2007-01-08 Richard Guenther <rguenther@suse.de>
22855 * tree.h (build_int_cst_wide_type): Export.
22856 * tree.c (build_int_cst_wide_type): New function.
22857 (build_int_cst_wide): Fix comment.
22858 * builtins.c (fold_builtin_object_size): Use build_int_cst
22859 to build -1 or 0 of the correct type. Use fit_double_type
22860 to check for overflow.
22861 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22863 (decode_field_reference): Likewise.
22864 (all_ones_mask_p): Likewise.
22865 (native_interpret_int): Use build_int_cst_wide_type.
22866 (fold_binary): Use build_int_cst_type to build an all-ones
22868 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22870 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22872 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22874 2007-01-09 Ben Elliston <bje@au.ibm.com>
22876 * genautomata.c (STATS_OPTION): New option.
22877 (stats_flag): New flag.
22878 (gen_automata_option): Handle it.
22879 (initiate_automaton_gen): Ditto.
22880 (write_automata): Output statistics only if stats_flag is
22881 set. Likewise, output time statistics only if time_flag is set.
22882 * doc/md.texi (Processor pipeline description): Document new flag.
22884 2007-01-08 Richard Guenther <rguenther@suse.de>
22886 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22887 * tree.c (build_int_cst_type): Likewise.
22888 (size_in_bytes): Don't call force_fit_type on the result.
22889 (int_fits_type_p): Use fit_double_type.
22890 * fold-const.c (fit_double_type): New function.
22891 (force_fit_type): Use it.
22892 * tree.h (fit_double_type): Export.
22894 2007-01-08 Jan Hubicka <jh@suse.cz>
22896 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22897 * ipa.c (function_and_variable_visibility): Fix return type.
22899 2007-01-08 Richard Guenther <rguenther@suse.de>
22901 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22902 of offset to build the index.
22903 * tree-pretty-print.c (dump_generic_node): Don't build negated
22904 const just for printing.
22905 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22906 * builtins.c (fold_builtin_int_roundingfn): Check if result
22907 fits the type by using force_fit_type and comparing the result.
22908 * predict.c (predict_loops): Use compare_tree_int for comparison.
22909 * tree.c (build_int_cst): Fall back to integer_type_node for
22911 (build_int_cst_wide): Assert type is non-null.
22913 2007-01-08 Roberto Costa <roberto.costa@st.com>
22915 * tree-vrp.c (extract_range_from_cond_expr): New.
22916 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22917 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22919 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22920 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22921 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22922 used as expressions.
22923 * tree-object-size.c (cond_expr_object_size): New.
22924 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22926 2007-01-08 Jan Hubicka <jh@suse.cz>
22928 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22929 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22932 2007-01-08 Richard Guenther <rguenther@suse.de>
22934 PR tree-optimization/23603
22935 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22936 (extract_range_from_binary): Fall back to truthvalue instead of
22937 varying for TRUTH_*_EXPR.
22938 (extract_range_from_comparison): Fall back to truthvalue instead of
22940 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22941 if all visited PHI values were constant.
22943 2007-01-08 Jan Hubicka <jh@suse.cz>
22945 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22946 (cgraph_analyze_function): break out from ...
22947 (cgraph_finalize_compilation_unit): ... here.
22948 (cgraph_expand_function): Remove forgoten commented out line.
22949 (cgraph_optimize): Analyze functions.
22951 2007-01-08 Jan Hubicka <jh@suse.cz>
22953 * tree-pas.h (TODO_remove_function): New flag.
22954 (TODO_update*): Renumber.
22955 (pass_ipa_increase_alignment,
22956 pass_ipa_function_and_variable_visibility): New passes.
22957 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22958 (cgraph_function_and_variable_visibility): Move to ipa.c
22959 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22960 cgraph_increase_alignment.
22961 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22962 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22963 calling tree-inline.
22964 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22965 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22966 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22967 (gate_increase_alignment): New function.
22968 (pass_ipa_increase_alignment): New pass.
22969 * ipa.c: Inline tree-pass.h and timevar.h
22970 (function_and_variable_visibility): Move here from cgraphunit.c
22971 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22972 * passes.c (init_optimization_passes): Add the two new passes.
22973 (execute_todo): Handle cgraph_remove_functions.
22975 2007-01-08 Nick Clifton <nickc@redhat.com>
22977 * config/frv/predicates.md (reg_or_0_operand): Accept
22980 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22982 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22983 * config.gcc: Add bfin*-rtems*.
22985 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22987 * c.opt: Add -flax-vector-conversions.
22988 * c-typeck.c (convert_for_assignment): Pass flag to
22989 vector_types_convertible_p to allow emission of note.
22990 (digest_init): Likewise.
22991 * c-opts.c: Handle -flax-vector-conversions.
22992 * c-common.c (flag_lax_vector_conversions): New.
22993 (vector_types_convertible_p): Unless -flax-vector conversions
22994 has been passed, disallow conversions between vectors with
22995 differing numbers of subparts and/or element types. If such
22996 a conversion is disallowed, possibly emit a note on the first
22997 occasion only to inform the user of -flax-vector-conversions.
22998 The new last argument specifies this.
22999 * c-common.h (flag_lax_vector_conversions): New.
23000 (vector_types_convertible_p): Add extra argument.
23001 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23002 char_type_node for V*QI type vectors.
23003 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23004 Update to satisfy new typechecking rules.
23005 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23006 C and C++ variants.
23007 * doc/invoke.texi (C Dialect Options): Document
23008 -flax-vector-conversions.
23010 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23012 PR tree-optimization/29877
23013 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23014 a register variable on the RHS to not be replaceable.
23016 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23017 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23018 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23019 const_simm15, const_pow2, const_npow2): Added.
23020 * config/score/misc.md (insv, extv, extzv, movmemsi,
23021 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23022 * config/score/score.c (score_address_cost, score_select_cc_mode):
23024 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23025 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23026 Update score_print_operand.
23027 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23028 Adjust register allocate order and update some macro define.
23029 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23030 mdx_block_move_straight, mdx_block_move_loop_head,
23031 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23032 mdx_block_move_loop, mdx_block_move): Added.
23033 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23034 mdp_limm): Updated and fix some bug and typo.
23035 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23036 (movsf, movdf, doloop_end): Added.
23038 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23040 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23041 config/arm/thumb2.md: Fix comment typos.
23042 * doc/extend.texi: Fix a typo.
23044 2007-01-07 Eric Christopher <echristo@apple.com>
23046 * configure.ac: Check for __stack_chk_fail for darwin.
23047 * configure: Regenerate.
23049 2007-01-07 Richard Guenther <rguenther@suse.de>
23051 * tree-vrp.c (extract_range_from_assert): CSE calls to
23052 compare_values where possible.
23053 (extract_range_from_unary_expr): Likewise.
23055 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23057 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23058 * config/avr/avr.c (call_insn_operand): Delete function.
23059 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23060 instead of register number. Use predicates.
23061 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23062 call_insn_operand): Add.
23064 2007-01-06 Jan Hubicka <jh@suse.cz>
23066 * tree-pass.h (pass_build_cgraph_edges): Declare.
23067 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23068 (visited_nodes): Remove.
23069 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23070 build_cgrpah_edges; make visited_nodes local.
23071 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23072 (record_references_in_initializer): Move to cgraphbuild.c
23073 (initialize_inline_failed, rebuild_cgraph_edges,
23074 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23075 (verify_cgraph_node): Make visited_nodes local.
23076 (cgraph_analyze_function): Do not call cgraph_create_edges and
23077 initialize_inline_failed.
23078 (cgraph_expand_function): Do not call cgraph_lower_function;
23079 assert that function is already lowered.
23080 * Makefile.in (cgraphbuild.o): New.
23081 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23082 at the end of lowering passes.
23084 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23086 * ifcvt.c (cond_move_convert_if_block): New function, code
23087 factored out from...
23088 (cond_move_process_if_block): ...here. Call the new function
23089 on the THEN and ELSE blocks.
23090 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23091 already takes care of this.
23093 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23096 * tree.h (TREE_OVERFLOW_P): New.
23097 * c-typeck.c (parser_build_unary_op): Warn only if result
23098 overflowed and operands did not.
23099 (parser_build_binary_op): Likewise.
23100 (convert_for_assignment): Remove redundant overflow_warning.
23101 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23103 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23105 * c-typeck.c (store_init_value): Split over two lines to follow
23106 the GNU coding style.
23108 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23110 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23111 __GXX_EXPERIMENTAL_CXX0X__.
23112 * doc/cpp.texi: Same.
23114 2007-01-05 Richard Guenther <rguenther@suse.de>
23116 PR middle-end/27826
23117 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23118 with mismatched types. Instead explicitly build a
23119 conversion NOP_EXPR.
23121 2007-01-05 Ian Lance Taylor <iant@google.com>
23123 * c-common.c (decl_with_nonnull_addr_p): New function.
23124 (c_common_truthvalue_conversion): Call it.
23125 * c-typeck.c (build_binary_op): Likewise.
23126 * c-common.h (decl_with_nonnull_addr_p): Declare.
23128 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23131 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23134 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23136 * doc/install.texi (Final install): Document the fact that
23137 the GNAT runtime should not be stripped.
23139 2007-01-04 Jan Hubicka <jh@suse.cz>
23141 * tree-inline.c (fold_marked_statements): Update operand caches
23142 and EH after folding
23144 2007-01-04 Ian Lance Taylor <iant@google.com>
23146 * c-common.c (check_function_nonnull): Whitespace fix.
23148 2007-01-04 Jan Hubicka <jh@suse.cz>
23150 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23151 comitted older version of patch.
23152 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23153 function, celanup cfg and collect garbage.
23155 2007-01-04 Mike Stump <mrs@apple.com>
23157 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23160 2007-01-04 Eric Christopher <echristo@apple.com>
23162 * libgcc2.c (__bswapsi2): Use SItype.
23163 (__bswapdi2): Use DItype.
23164 * libgcc2.h: Update for above.
23166 2007-01-04 Paul Brook <paul@codesourcery.com>
23168 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23169 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23170 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23171 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23172 umulsi3_highpart): Make conditional on !arm_arch6.
23173 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23174 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23175 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23176 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23177 umulsi3_highpart_v6): New insns.
23179 2007-01-04 Roger Sayle <roger@eyesopen.com>
23181 * fold-const.c (fold_convert): When casting an expression to void,
23182 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23183 have a type. Instead of attempting to build a NOP_EXPR, return
23184 these "special" trees directly.
23186 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23188 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23189 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23190 rs6000_cost->fp not 0 as adjustment for outer NEG.
23192 2007-01-04 Jan Hubicka <jh@suse.cz>
23194 * cgraph.c (cgraph_release_function_body): New function.
23195 (cgraph_remove_node): Use it.
23196 * cgraph.h (cgraph_release_function_body): Declare.
23197 * cgraphunit.c (cgraph_expand_function): Use it.
23198 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23199 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23200 is initialized and while compilation of other function is running.
23201 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23202 statement CFG annotations from here to ...
23203 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23205 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23207 * cfgloop.h (enum li_flags): Make the constants powers of two.
23209 2007-01-04 Jan Hubicka <jh@suse.cz>
23211 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23213 (fold_marked_statements): New function.
23214 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23215 * tree-inline.h (copy_body_data): Add statements_to_fold.
23217 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23219 * config.gcc: Mention libgcc/config.host.
23220 * Makefile.in: Update comments mentioning libgcc.
23221 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23222 (all.cross, start.encap, rest.encap, rest.cross): Update
23223 dependencies for libgcc move.
23224 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23225 (clean-target, clean-target-libgcc): Delete.
23226 (srcdirify, GCC_EXTRA_PARTS): New macros.
23227 (libgcc-support, libgcc.mvars): New rules.
23228 (distclean): Remove mention of mklibgcc.
23229 (install): Don't reference INSTALL_LIBGCC.
23230 (install-common): Don't reference EXTRA_PARTS.
23231 (install-libgcc, install-multilib): Delete rules.
23232 * mklibgcc.in: Delete file.
23233 * doc/configfiles.texi: Don't mention mklibgcc.
23235 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23236 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23237 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23238 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23239 (mklibgcc, ldblspecs): Likewise.
23241 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23242 (posixpre.def): Use $(T).
23243 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23244 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23245 (SHLIB_LINK): Make dummy.
23246 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23248 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23250 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23251 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23252 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23253 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23255 * configure.ac (all_outputs): Remove mklibgcc.
23256 * configure: Regenerated.
23258 2007-01-03 Josh Conner <jconner@apple.com>
23260 PR middle-end/29683
23261 * calls.c (compute_argument_addresses): Set stack and stack_slot
23262 for partial args, too.
23263 (store_one_arg): Use locate.size.constant for the size when
23264 generating a save_area.
23266 2007-01-03 Robert Kennedy <jimbob@google.com>
23268 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23269 whose definitions are deleted due to basic block merging.
23271 2007-01-03 Paul Brook <paul@codesourcery.com>
23274 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23276 (use_return_insn): Return 0 for Thumb interrupt functions.
23277 (print_multi_reg): Add rfe argument for IRQ returns.
23278 (arm_output_epilogue): Pop interrupt return address directly into PC.
23279 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23281 2007-01-03 Paul Brook <paul@codesourcery.com>
23283 Merge from sourcerygxx-4_1.
23284 * config/arm/thumb2.md: New file.
23285 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23287 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23288 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23289 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23290 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23292 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23293 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23295 * config/arm/ieee754-sf.S: Ditto.
23296 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23297 (thumb1_base_register_rtx_p): ... to this.
23298 (thumb_index_register_rtx_p): Rename...
23299 (thumb1_index_register_rtx_p): ... to this.
23300 (thumb_output_function_prologue): Rename...
23301 (thumb1_output_function_prologue): ... to this.
23302 (thumb_legitimate_address_p): Rename...
23303 (thumb1_legitimate_address_p): ... to this.
23304 (thumb_rtx_costs): Rename...
23305 (thumb1_rtx_costs): ... to this.
23306 (thumb_compute_save_reg_mask): Rename...
23307 (thumb1_compute_save_reg_mask): ... to this.
23308 (thumb_final_prescan_insn): Rename...
23309 (thumb1_final_prescan_insn): ... to this.
23310 (thumb_expand_epilogue): Rename...
23311 (thumb1_expand_epilogue): ... to this.
23312 (arm_unwind_emit_stm): Rename...
23313 (arm_unwind_emit_sequence): ... to this.
23314 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23315 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23316 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23317 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23318 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23319 thumb2_output_casesi): New functions.
23320 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23321 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23322 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23323 THUMB2_WORK_REGS): Define.
23324 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23325 arm_condexec_mask, arm_condexec_masklen)): New variables.
23326 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23327 (arm_override_options): Check new CPU capabilities.
23328 Set new architecture flag variables.
23329 (arm_isr_value): Handle v7m interrupt functions.
23330 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23332 (const_ok_for_arm): Handle Thumb-2 constants.
23333 (arm_gen_constant): Ditto. Use movw when available.
23334 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23336 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23337 (thumb_find_work_register, arm_load_pic_register,
23338 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23339 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23340 print_multi_reg, output_mov_long_double_fpa_from_arm,
23341 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23342 output_mov_double_fpa_from_arm, output_move_double,
23343 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23344 output_return_instruction, arm_output_function_prologue,
23345 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23346 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23347 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23348 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23349 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23350 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23352 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23353 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23354 (arm_file_start): Output directive for unified syntax.
23355 (arm_unwind_emit_set): Handle stack alignment instruction.
23356 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23357 Add v6t2, v7, v7a, v7r and v7m.
23358 (RETLDM): Add Thumb-2 code.
23359 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23360 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23361 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23362 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23363 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23364 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23365 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23366 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23367 ADJUST_INSN_LENGTH): Define.
23368 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23369 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23370 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23371 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23372 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23373 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23374 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23375 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23376 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23377 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23378 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23379 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23380 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23381 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23382 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23383 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23384 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23386 * config/arm/arm-tune.md: Regenerate.
23387 * config/arm/arm-protos.h: Update prototypes.
23388 * config/arm/vfp.md: Enable patterns for Thumb-2.
23389 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23390 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23391 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23392 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23393 * config/arm/libunwind.S: Add Thumb-2 code.
23394 * config/arm/constraints.md: Update include Thumb-2.
23395 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23396 * config/arm/ieee754-df.S: Ditto.
23397 * config/arm/bpabi.S: Ditto.
23398 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23399 * config/arm/predicates.md (low_register_operand,
23400 low_reg_or_int_operand, thumb_16bit_operator): New.
23401 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23402 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23403 * config/arm/t-arm-elf: Add armv7 multilib.
23404 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23406 (UNSPEC_STACK_ALIGN, ce_count): New.
23407 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23408 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23410 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23411 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23412 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23413 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23414 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23415 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23417 * doc/extend.texi: Document ARMv7-M interrupt functions.
23418 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23420 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23422 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23423 (struct _Unwind_Context): Rename args_size to flags, remove
23424 signal_frame field, add a new args_size field and version field.
23425 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23426 _Unwind_IsExtendedContext): New inline functions.
23427 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23428 Assume by_value array is only present if _Unwind_IsExtendedContext.
23429 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23430 _Unwind_IsSignalFrame.
23431 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23432 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23433 (uw_init_context_1): Initialize context->flags to
23434 EXTENDED_CONTEXT_BIT.
23435 * config/rs6000/linux-unwind.h (frob_update_context): Use
23436 _Unwind_SetSignalFrame.
23438 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23440 PR middle-end/30353
23441 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23442 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23445 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23447 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23448 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23449 RET, AT_SP): Remove.
23450 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23453 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23454 * cfgbuild.c (find_basic_blocks): Likewise.
23455 * cfgrtl.c (rtl_create_basic_block): Likewise.
23456 * function.c (temp_slots_at_level): Likewise.
23457 * reg-stack.c (stack_regs_mentioned): Likewise.
23458 * regclass.c (allocate_reg_info): Likewise.
23459 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23460 set_bb_for_stmt, move_block_to_fn): Likewise.
23461 * tree-complex.c (tree_lower_complex): Likewise.
23462 * vec.h (VEC_safe_grow_cleared): New.
23464 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23466 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23468 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23469 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23471 * cfgloopmanip.c (scale_loop_frequencies): Export.
23472 (loopify): Scale the frequencies by prescribed coefficients.
23473 (set_zero_probability): New function.
23474 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23475 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23476 and frequencies according to arguments.
23477 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23479 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23480 * modulo-sched.c (sms_schedule): Set probabilities for entering
23481 versioned loop correctly.
23482 * tree-vect-transform.c (vect_transform_loop): Ditto.
23483 * cfgloop.h (loopify, loop_version): Declaration changed.
23484 (scale_loop_frequencies): Declared.
23486 2007-01-02 Jan Hubicka <jh@suse.cz>
23488 * cgraph.c: Include tree-flow.h
23489 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23490 early_local_passes.
23491 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23492 * tree-pass.h (pass_all_early_optimizations): Declare.
23493 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23494 early_local_passes.
23495 (cgraph_analyze_function): Do early_local_passes.
23496 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23497 Do not add referenced vars.
23498 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23500 (gate_all_early_local_passes): New gate.
23501 (pass_early_local_passes): Use new gate.
23502 (execute_early_local_optimizations): New functions.
23503 (gate_all_early_optimizations): New gate.
23504 (pass_all_early_optimizations): New pass.
23505 (execute_free_datastructures): Free SSA only when initialized.
23506 (gate_init_datastructures): Init only when optimizing.
23507 (tree_lowering_passes): Do early local passes when called late.
23508 * tree-profile.c (do_tree_profiling): Don't profile functions added
23510 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23511 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23513 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23514 during early_local_passes.
23515 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23518 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23520 * Makefile.in: Update copyright year.
23522 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23524 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23525 in $(lang_checks) and check-consistency targets.
23527 2007-01-02 Jan Hubicka <jh@suse.cz>
23529 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23530 Do not add referenced vars.
23531 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23533 * passes.c (init_optimization_passes): Put mudflap_2 after
23534 free_datastructures.
23536 2007-01-02 Jan Hubicka <jh@suse.cz>
23538 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23539 Set NOTHROW flag on call statements proved to be nothrow.
23540 Update statement of local calls so new pure/const functions are
23541 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23543 (tree_rest_of_compilation): Register hooks and initialize bitmap
23544 early. Do not set after_inlining flag.
23546 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23548 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23549 HOST_BITS_PER_LONGLONG
23551 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23554 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23555 warning for non-static initializers.
23557 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23559 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23560 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23561 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23562 Always use set_unique_reg_note to add REG_EQUAL notes.
23564 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23567 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23569 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23570 * cfgbuild.c (find_basic_blocks): Likewise.
23571 * cfgrtl.c (rtl_create_basic_block): Likewise.
23572 * function.c (temp_slots_at_level): Likewise.
23573 * reg-stack.c (stack_regs_mentioned): Likewise.
23574 * regclass.c (allocate_reg_info): Likewise.
23575 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23576 set_bb_for_stmt, move_block_to_fn): Likewise.
23577 * tree-complex.c (tree_lower_complex): Likewise.
23578 * vec.h (VEC_safe_grow_cleared): New.
23580 2007-01-02 Ian Lance Taylor <iant@google.com>
23582 * c-common.c (c_common_truthvalue_conversion): When warning about
23583 using an assignment as a truth value, set TREE_NO_WARNING.
23585 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23588 * c.opt (Wold-style-declaration): New.
23589 * doc/invoke.texi (C-only Warning Options): New.
23590 (Wold-style-declaration): Document it.
23591 (Wextra): Enabled by -Wextra.
23592 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23593 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23594 -Wold-style-declaration.
23596 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23598 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23599 * cfgbuild.c (find_basic_blocks): Likewise.
23600 * cfgrtl.c (rtl_create_basic_block): Likewise.
23601 * function.c (temp_slots_at_level): Likewise.
23602 * reg-stack.c (stack_regs_mentioned): Likewise.
23603 * regclass.c (allocate_reg_info): Likewise.
23604 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23605 set_bb_for_stmt, move_block_to_fn): Likewise.
23606 * tree-complex.c (tree_lower_complex): Likewise.
23607 * vec.h (VEC_safe_grow_cleared): New.
23609 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23611 * c-common.c (c_common_nodes_and_builtins): Since variants of
23612 void_type_node get built before it is given a name, we need to
23613 give those variants the name, too.
23614 (complete_array_type): We need to work with the canonical main
23615 type of the array, from which we will build the qualified version.
23616 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23617 * print-tree.c (print_node): Display canonical type information
23619 * stor-layout.c (layout_type): When we don't know the
23620 alignment of a type for which we're building an array, we end up
23621 guessing wrong, so make the type require structural equality.
23622 * tree.c (make_node_stat): When we build a new type, it is its
23623 own canonical type.
23624 (build_type_attribute_qual_variant): When building an attribute
23625 variant, its canonical type is the non-attribute variant. However,
23626 if the attributes are target-dependent and they differ, we need to
23627 use structural equality checks for this type.
23628 (build_qualified_type): A qualified type is not equivalent to its
23629 unqualified variant; set the canonical type appropriately.
23630 (build_distinct_type_copy): When building a distinct type from
23631 another type, the new type is its own canonical type.
23632 (build_variant_type_copy): When building a new type variant, we
23633 assume that it is equivalent to the original type.
23634 (build_pointer_type_for_mode): When building a pointer type, also
23635 build a canonical type pointer.
23636 (build_reference_type_for_mode): When building a reference type,
23637 also build a canonical type reference.
23638 (build_index_type): When we can't hash an index type (e.g.,
23639 because its maximum value is negative), the index type requires
23640 structural equality tests.
23641 (build_array_type): Build the canonical form of an array type.
23642 (build_function_type): Function types require structural equality,
23643 because they contain default arguments, attributes, etc.
23644 (build_method_type_directly): Ditto for method types.
23645 (build_offset_type): Build the canonical offset type.
23646 (build_complex_type): Build the canonical vector type.
23647 (make_vector_type): Build the canonical vector type.
23648 * tree.h (TYPE_CANONICAL): New.
23649 (TYPE_STRUCTURAL_EQUALITY_P): New.
23650 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23651 (struct tree_type): Added "canonical" field.
23652 * params.h (VERIFY_CANONICAL_TYPES): New.
23653 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23654 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23655 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23656 * doc/invoke.texi (verify-canonical-types): Document --param
23657 parameter for verifying canonical types.
23659 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23661 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23662 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23663 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23664 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23666 * config/rs6000/e500.h: New.
23667 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23668 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23670 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23671 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23672 TARGET_E500_DOUBLE): Remove.
23673 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23674 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23675 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23676 * config/rs6000/rs6000.c (rs6000_override_options): Use
23677 CHECK_E500_OPTIONS.
23679 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23681 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23682 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23683 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23684 rs6000_emit_cmove): Don't check TARGET_E500.
23685 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23686 sordered): Don't check TARGET_E500.
23688 2007-01-01 Eric Christopher <echristo@apple.com>
23690 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23691 HARD_REGISTER_NUM_P.
23693 2007-01-01 Roger Sayle <roger@eyesopen.com>
23695 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23696 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23697 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23700 2007-01-01 Mike Stump <mrs@apple.com>
23702 * configure.ac: Remove support for building with Apple's gcc-3.1.
23704 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23706 PR middle-end/30311
23707 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23708 REG is a hard register. Do not modify REG before calling
23710 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23711 multiple of the size of YMODE for certain lowpart cases.
23713 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23715 PR middle-end/30253
23716 * gimplify (voidify_wrapper_expr): Update for
23717 GIMPLE_MODIFY_STMT.
23719 2007-01-01 Andreas Schwab <schwab@suse.de>
23722 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23723 save of BR0 in extra_spill_size instead of spill_size.
23724 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23726 (ia64_expand_epilogue): Restore BR0 from its new location.
23728 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23730 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23731 Use a temporary variable if the left hand side is not a gimple
23734 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23736 * gimplify.c (gimplify_return_expr): Make the temporary variable
23737 for the return expression, a gimple register variable.
23739 2007-01-01 Jan Hubicka <jh@suse.cz>
23741 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23744 2007-01-01 Mike Stump <mrs@apple.com>
23746 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23748 * config/darwin.c (machopic_select_rtx_section): Use
23749 HAVE_GAS_LITERAL16.
23750 (darwin_mergeable_constant_section): Likewise.
23751 * configure: Regenerate.
23752 * config.in: Regenerate.
23754 2007-01-01 Jan Hubicka <jh@suse.cz>
23755 Andrew Pinski <pinskia@gmail.com>
23757 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23758 before starting IPA passes.